.about-v5 {
    --about-orange: #f26635;
    --about-orange-deep: #df4f20;
    --about-orange-soft: #fff3e9;
    --about-mint: #dff4e9;
    --about-mint-strong: #79b99c;
    --about-blue: #eaf2ff;
    --about-blue-strong: #6488bf;
    --about-yellow: #fff4cd;
    --about-ink: #202329;
    --about-copy: #5f6670;
    --about-muted: #9197a0;
    --about-line: #e9e8e4;
    --about-soft: #f7f7f4;
    --about-white: #fff;
    --about-radius: 18px;
    --about-shadow: 0 22px 65px rgba(46, 39, 31, .09);
    overflow: clip visible;
    background: #fff;
    color: var(--about-ink);
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
}

html,
body.page-about {
    max-width: 100%;
    overflow-x: clip;
}

.about-v5 *,
.about-v5 *::before,
.about-v5 *::after,
.about-v5__image-dialog *,
.about-v5__video-dialog * {
    box-sizing: border-box;
}

.about-v5 .w1200 {
    width: min(1200px, calc(100% - 48px)) !important;
    margin-right: auto !important;
    margin-left: auto !important;
}

.about-v5 h1,
.about-v5 h2,
.about-v5 h3,
.about-v5 p,
.about-v5 figure,
.about-v5 ul,
.about-v5 ol,
.about-v5 dl,
.about-v5 dd {
    margin: 0;
}

.about-v5 ul,
.about-v5 ol {
    padding: 0;
    list-style: none;
}

.about-v5 a {
    color: inherit;
    text-decoration: none;
}

.about-v5 button,
.about-v5__image-dialog button,
.about-v5__video-dialog button {
    padding: 0;
    border: 0;
    background: none;
    color: inherit;
    font: inherit;
    cursor: pointer;
}

.about-v5 img {
    max-width: 100%;
}

.about-v5 a:focus-visible,
.about-v5 button:focus-visible,
.about-v5 [tabindex]:focus-visible,
.about-v5__image-dialog button:focus-visible,
.about-v5__video-dialog button:focus-visible {
    outline: 3px solid rgba(242, 102, 53, .3);
    outline-offset: 3px;
}

.about-v5__hero {
    position: relative;
    padding-top: 80px;
    overflow: hidden;
    background:
        radial-gradient(circle at 12% 16%, rgba(255, 210, 166, .48), transparent 29%),
        radial-gradient(circle at 91% 75%, rgba(215, 241, 229, .72), transparent 30%),
        linear-gradient(135deg, #fff9f2 0%, #fff 48%, #f4fbf7 100%);
}

.about-v5__hero::before {
    position: absolute;
    top: 118px;
    right: -110px;
    width: 310px;
    height: 310px;
    border: 1px solid rgba(242, 102, 53, .14);
    border-radius: 50%;
    content: "";
}

.about-v5__hero-inner {
    position: relative;
    z-index: 1;
    display: grid;
    min-height: 680px;
    grid-template-columns: minmax(0, 1.02fr) minmax(440px, .98fr);
    gap: 74px;
    align-items: center;
    padding-top: 48px;
    padding-bottom: 54px;
}

.about-v5__hero-copy {
    padding: 28px 0 12px;
}

.about-v5__eyebrow,
.about-v5__section-title > p {
    margin-bottom: 18px !important;
    color: var(--about-orange-deep);
    font-size: 12px;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: .16em;
    text-transform: uppercase;
}

.about-v5__hero h1 {
    max-width: 660px;
    color: var(--about-ink);
    font-size: clamp(40px, 3.65vw, 56px);
    font-weight: 700;
    line-height: 1.17;
    letter-spacing: 0;
}

.about-v5__hero h1 em {
    position: relative;
    display: inline;
    color: var(--about-orange-deep);
    font-style: normal;
}

.about-v5__hero h1 em::after {
    position: absolute;
    right: 0;
    bottom: -8px;
    left: 0;
    height: 7px;
    border-radius: 8px;
    background: rgba(242, 102, 53, .17);
    content: "";
    transform: rotate(-1deg);
}

.about-v5__hero-lead {
    max-width: 590px;
    margin-top: 30px !important;
    color: var(--about-copy);
    font-size: 18px;
    line-height: 1.9;
}

.about-v5__hero-actions {
    display: flex;
    align-items: center;
    gap: 28px;
    margin-top: 34px;
}

.about-v5__button {
    display: inline-flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    gap: 14px;
    padding: 0 26px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 650;
    transition: transform .25s ease, box-shadow .25s ease, color .25s ease;
}

.about-v5__button--primary {
    background: var(--about-orange);
    box-shadow: 0 13px 30px rgba(242, 102, 53, .23);
    color: #fff !important;
}

.about-v5__button--text {
    min-height: auto;
    padding: 10px 0;
    border-bottom: 1px solid #b7b2ac;
    border-radius: 0;
    color: #4d5157;
}

@media (hover: hover) {
    .about-v5__button--primary:hover {
        box-shadow: 0 17px 36px rgba(242, 102, 53, .32);
        transform: translateY(-2px);
    }

    .about-v5__button--text:hover {
        color: var(--about-orange-deep);
    }
}

.about-v5__trust-list {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin-top: 48px !important;
    padding-top: 24px !important;
    border-top: 1px solid rgba(32, 35, 41, .1);
}

.about-v5__trust-list li {
    min-width: 0;
}

.about-v5__trust-list strong,
.about-v5__trust-list span {
    display: block;
}

.about-v5__trust-list strong {
    color: var(--about-ink);
    font-size: 19px;
    font-weight: 700;
    line-height: 1.3;
}

.about-v5__trust-list span {
    margin-top: 5px;
    color: var(--about-muted);
    font-size: 11px;
    line-height: 1.5;
}

.about-v5__hero-visual {
    position: relative;
    padding: 0 20px 32px 0;
}

.about-v5__hero-photo {
    position: relative;
    aspect-ratio: 3 / 2;
    overflow: hidden;
    border: 9px solid rgba(255, 255, 255, .94);
    border-radius: 28px 28px 84px 28px;
    box-shadow: var(--about-shadow);
    background: #e6e4df;
}

.about-v5__hero-photo::after {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 58%, rgba(30, 27, 24, .16));
    content: "";
}

.about-v5__hero-photo img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 60% 50%;
}

.about-v5__hero-note {
    position: absolute;
    z-index: 2;
    display: flex;
    width: 172px;
    min-height: 78px;
    flex-direction: column;
    justify-content: center;
    padding: 14px 18px;
    border: 1px solid rgba(255, 255, 255, .75);
    border-radius: 15px;
    box-shadow: 0 14px 36px rgba(39, 34, 29, .12);
    backdrop-filter: blur(14px);
}

.about-v5__hero-note small,
.about-v5__hero-note strong {
    display: block;
}

.about-v5__hero-note small {
    color: #6f756f;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .12em;
}

.about-v5__hero-note strong {
    margin-top: 5px;
    color: #282c2b;
    font-size: 14px;
    line-height: 1.45;
}

.about-v5__hero-note--level {
    top: 7%;
    left: -52px;
    background: rgba(255, 245, 223, .92);
}

.about-v5__hero-note--service {
    right: -24px;
    bottom: 58px;
    background: rgba(225, 245, 235, .93);
}

.about-v5__hero-caption {
    position: absolute;
    right: 52px;
    bottom: 5px;
    left: 24px;
    display: flex;
    align-items: center;
    gap: 14px;
    color: #7a7e83;
    font-size: 11px;
    line-height: 1.6;
}

.about-v5__hero-caption span {
    color: var(--about-orange-deep);
    font-weight: 700;
    letter-spacing: .08em;
}

.about-v5__hero-marquee {
    position: relative;
    z-index: 2;
    display: flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    gap: 28px;
    overflow: hidden;
    border-top: 1px solid rgba(53, 51, 46, .08);
    background: rgba(255, 255, 255, .7);
    color: #777b7e;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .16em;
}

.about-v5__hero-marquee i {
    color: var(--about-orange);
    font-style: normal;
}

.about-v5__chapters {
    position: sticky;
    top: 80px;
    z-index: 90;
    border-bottom: 1px solid rgba(34, 36, 39, .08);
    background: rgba(255, 255, 255, .94);
    backdrop-filter: blur(18px);
}

.about-v5__chapter-inner {
    display: flex;
    height: 58px;
    align-items: center;
    justify-content: center;
    gap: 43px;
    overflow: auto hidden;
    scrollbar-width: none;
}

.about-v5__chapter-inner::-webkit-scrollbar {
    display: none;
}

.about-v5__chapter-inner a {
    position: relative;
    display: flex;
    height: 58px;
    flex: 0 0 auto;
    align-items: center;
    color: #73787e;
    font-size: 13px;
    font-weight: 550;
    transition: color .22s ease;
}

.about-v5__chapter-inner a::after {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: 2px;
    border-radius: 2px;
    background: var(--about-orange);
    content: "";
    opacity: 0;
    transform: scaleX(.3);
    transition: opacity .22s ease, transform .22s ease;
}

.about-v5__chapter-inner a:hover,
.about-v5__chapter-inner a.is-active {
    color: var(--about-orange-deep);
}

.about-v5__chapter-inner a.is-active::after {
    opacity: 1;
    transform: scaleX(1);
}

.about-v5__reading-progress {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--about-orange);
}

.about-v5__section {
    position: relative;
    padding: 108px 0;
    scroll-margin-top: 136px;
}

.about-v5__section-title {
    display: grid;
    max-width: 780px;
    margin-bottom: 52px;
}

.about-v5__section-title h2 {
    color: var(--about-ink);
    font-size: clamp(34px, 3vw, 46px);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: 0;
}

.about-v5__section-title > span {
    display: block;
    max-width: 680px;
    margin-top: 19px;
    color: var(--about-copy);
    font-size: 15px;
    line-height: 1.85;
}

.about-v5__section-title--light > p {
    color: #26785c;
}

.about-v5__empty {
    width: 100%;
    padding: 34px 24px;
    color: var(--about-muted);
    font-size: 14px;
    text-align: center;
}

.about-v5__video-empty {
    padding: 54px 24px;
    color: var(--about-muted);
    font-size: 14px;
    text-align: center;
}

.about-v5__goals {
    background: #fff;
}

.about-v5__goal-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-top: 1px solid var(--about-line);
}

.about-v5__goal-list article {
    display: grid;
    min-height: 210px;
    grid-template-columns: 42px minmax(0, 1fr);
    grid-template-rows: 1fr auto;
    gap: 0 24px;
    padding: 32px 34px 25px 0;
    border-bottom: 1px solid var(--about-line);
}

.about-v5__goal-list article:nth-child(odd) {
    padding-right: 52px;
    border-right: 1px solid var(--about-line);
}

.about-v5__goal-list article:nth-child(even) {
    padding-left: 44px;
}

.about-v5__goal-list b {
    grid-row: 1 / 3;
    color: var(--about-orange);
    font-size: 13px;
    font-weight: 750;
    letter-spacing: .08em;
}

.about-v5__goal-list article > div > span {
    display: inline-block;
    margin-bottom: 9px;
    color: #9d734e;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .11em;
}

.about-v5__goal-list h3 {
    color: var(--about-ink);
    font-size: 22px;
    font-weight: 650;
    line-height: 1.4;
}

.about-v5__goal-list p {
    max-width: 460px;
    margin-top: 13px !important;
    color: var(--about-copy);
    font-size: 13px;
    line-height: 1.8;
}

.about-v5__goal-list em {
    grid-column: 2;
    align-self: end;
    margin-top: 20px;
    color: #9a9da2;
    font-size: 11px;
    font-style: normal;
    letter-spacing: .1em;
}

.about-v5__path {
    overflow: hidden;
    background:
        radial-gradient(circle at 86% 18%, rgba(255, 255, 255, .78), transparent 28%),
        linear-gradient(135deg, #edf9f3 0%, #f8fbf4 100%);
}

.about-v5__path-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(390px, .82fr);
    gap: 80px;
    align-items: stretch;
}

.about-v5__path-steps {
    position: relative;
}

.about-v5__path-steps::before {
    position: absolute;
    top: 32px;
    bottom: 32px;
    left: 25px;
    width: 1px;
    background: #c8ded2;
    content: "";
}

.about-v5__path-steps li {
    position: relative;
    z-index: 1;
    display: grid;
    min-height: 95px;
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 22px;
    align-items: start;
    padding: 14px 0;
}

.about-v5__path-steps b {
    display: grid;
    width: 52px;
    height: 52px;
    place-items: center;
    border: 1px solid #bdd7c9;
    border-radius: 50%;
    background: #f4fbf7;
    color: #739683;
    font-size: 11px;
    transition: background .25s ease, color .25s ease, transform .25s ease;
}

.about-v5__path-steps li.is-active b {
    background: #3e9b74;
    box-shadow: 0 10px 24px rgba(62, 155, 116, .2);
    color: #fff;
    transform: scale(1.06);
}

.about-v5__path-steps h3 {
    color: #28322e;
    font-size: 18px;
    font-weight: 650;
    line-height: 1.45;
}

.about-v5__path-steps p {
    margin-top: 7px !important;
    color: #69766f;
    font-size: 13px;
    line-height: 1.75;
}

.about-v5__level-visual {
    display: flex;
    min-height: 520px;
    flex-direction: column;
    justify-content: space-between;
    padding: 38px;
    border: 1px solid rgba(88, 132, 110, .17);
    border-radius: 28px;
    background: rgba(255, 255, 255, .76);
    box-shadow: 0 20px 60px rgba(59, 99, 78, .08);
}

.about-v5__level-head span,
.about-v5__level-head strong,
.about-v5__level-head p {
    display: block;
}

.about-v5__level-head span {
    color: #5f8571;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .13em;
}

.about-v5__level-head strong {
    margin-top: 10px;
    color: #294a3b;
    font-size: 28px;
    line-height: 1.3;
}

.about-v5__level-head p {
    margin-top: 13px !important;
    color: #69766f;
    font-size: 13px;
    line-height: 1.75;
}

.about-v5__level-track {
    display: flex;
    height: 152px;
    align-items: flex-end;
    gap: 7px;
    margin: 30px 0;
    padding-bottom: 27px;
    border-bottom: 1px solid #dbe8e1;
}

.about-v5__level-track span {
    display: flex;
    width: 100%;
    height: calc(28px + var(--level) * 8px);
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 6px;
    border-radius: 7px 7px 2px 2px;
    background: linear-gradient(180deg, #8fcaae, #d9eee3);
    color: #315e49;
    font-size: 9px;
    font-weight: 700;
}

.about-v5__level-visual dl {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 13px;
}

.about-v5__level-visual dl div {
    padding-top: 13px;
    border-top: 1px solid #dae7e0;
}

.about-v5__level-visual dt {
    color: #3b6c55;
    font-size: 12px;
    font-weight: 700;
}

.about-v5__level-visual dd {
    margin-top: 5px;
    color: #78827d;
    font-size: 10px;
    line-height: 1.6;
}

.about-v5__courses {
    background: #fff;
}

.about-v5__course-system {
    border-top: 1px solid var(--about-line);
}

.about-v5__course-layer {
    display: grid;
    min-height: 230px;
    grid-template-columns: 126px minmax(0, 1fr) 255px;
    gap: 42px;
    align-items: center;
    padding: 36px 14px;
    border-bottom: 1px solid var(--about-line);
}

.about-v5__course-index span,
.about-v5__course-index strong {
    display: block;
}

.about-v5__course-index span {
    color: var(--about-muted);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .12em;
}

.about-v5__course-index strong {
    margin-top: 8px;
    color: #d8d3cd;
    font-size: 56px;
    font-weight: 300;
    line-height: 1;
}

.about-v5__course-copy small {
    display: block;
    margin-bottom: 9px;
    color: var(--about-orange-deep);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .08em;
}

.about-v5__course-copy h3 {
    font-size: 26px;
    font-weight: 680;
    line-height: 1.4;
}

.about-v5__course-copy p {
    max-width: 625px;
    margin-top: 12px !important;
    color: var(--about-copy);
    font-size: 13px;
    line-height: 1.8;
}

.about-v5__course-copy ul {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 17px !important;
}

.about-v5__course-copy li {
    padding: 6px 11px;
    border-radius: 999px;
    background: var(--about-orange-soft);
    color: #ad5e35;
    font-size: 10px;
}

.about-v5__course-layer--core .about-v5__course-copy li {
    background: var(--about-mint);
    color: #3f7c61;
}

.about-v5__course-layer--target .about-v5__course-copy li {
    background: var(--about-blue);
    color: #4f6f9c;
}

.about-v5__course-result {
    padding: 22px 24px;
    border-left: 3px solid #f0b17f;
    background: #fff9f3;
}

.about-v5__course-layer--core .about-v5__course-result {
    border-color: #83bfa1;
    background: #f2faf6;
}

.about-v5__course-layer--target .about-v5__course-result {
    border-color: #86a8d5;
    background: #f4f8fd;
}

.about-v5__course-result span,
.about-v5__course-result strong {
    display: block;
}

.about-v5__course-result span {
    color: var(--about-muted);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .12em;
}

.about-v5__course-result strong {
    margin-top: 8px;
    color: #3b3f45;
    font-size: 14px;
    line-height: 1.7;
}

.about-v5__live-courses {
    margin-top: 70px;
}

.about-v5__live-course-head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 30px;
    margin-bottom: 24px;
}

.about-v5__live-course-head span {
    color: var(--about-orange-deep);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .14em;
}

.about-v5__live-course-head h3 {
    margin-top: 7px;
    font-size: 23px;
    line-height: 1.4;
}

.about-v5__live-course-head > a {
    padding-bottom: 4px;
    border-bottom: 1px solid #b8b8b6;
    color: #6a6f75;
    font-size: 12px;
}

.about-v5__live-course-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.about-v5__live-course {
    position: relative;
    display: grid;
    min-height: 118px;
    grid-template-columns: 98px minmax(0, 1fr) 18px;
    gap: 16px;
    align-items: center;
    padding: 12px 15px 12px 12px;
    border: 1px solid var(--about-line);
    border-radius: 14px;
    background: #fff;
    transition: border-color .25s ease, box-shadow .25s ease, transform .25s ease;
}

@media (hover: hover) {
    .about-v5__live-course:hover {
        border-color: #f0c5ad;
        box-shadow: 0 14px 36px rgba(48, 42, 37, .08);
        transform: translateY(-3px);
    }
}

.about-v5__live-course-image {
    display: grid;
    width: 98px;
    aspect-ratio: 4 / 3;
    place-items: center;
    overflow: hidden;
    border-radius: 9px;
    background: #f5f3ef;
}

.about-v5__live-course-image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-v5__live-course-image > i {
    color: #c9a184;
    font-size: 18px;
    font-style: normal;
    font-weight: 700;
}

.about-v5__live-course-copy small,
.about-v5__live-course-copy strong,
.about-v5__live-course-copy em {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.about-v5__live-course-copy small {
    color: #b2734b;
    font-size: 8px;
    font-weight: 700;
    letter-spacing: .08em;
}

.about-v5__live-course-copy strong {
    margin-top: 7px;
    color: #33373c;
    font-size: 14px;
    line-height: 1.45;
}

.about-v5__live-course-copy em {
    margin-top: 6px;
    color: #96999e;
    font-size: 10px;
    font-style: normal;
}

.about-v5__live-course > i {
    color: #aaa8a4;
    font-size: 16px;
    font-style: normal;
}

.about-v5__service {
    background:
        radial-gradient(circle at 4% 88%, rgba(255, 222, 176, .42), transparent 24%),
        linear-gradient(180deg, #f8f7f3, #fff);
}

.about-v5__service-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(380px, .9fr);
    gap: 38px;
    align-items: stretch;
}

.about-v5__dual-teacher {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 40px minmax(0, 1fr);
    gap: 14px;
    align-items: center;
}

.about-v5__dual-teacher article {
    min-height: 330px;
    padding: 38px 32px;
    border: 1px solid #e7e5df;
    border-radius: 22px;
    background: rgba(255, 255, 255, .88);
}

.about-v5__dual-teacher article:nth-of-type(2) {
    background: #f2faf6;
}

.about-v5__dual-teacher > i {
    display: grid;
    width: 40px;
    height: 40px;
    place-items: center;
    border-radius: 50%;
    background: var(--about-orange);
    box-shadow: 0 9px 22px rgba(242, 102, 53, .2);
    color: #fff;
    font-style: normal;
    font-weight: 700;
}

.about-v5__dual-teacher article > span {
    color: #b2744d;
    font-size: 9px;
    font-weight: 700;
    letter-spacing: .12em;
}

.about-v5__dual-teacher h3 {
    margin-top: 12px;
    font-size: 27px;
    line-height: 1.35;
}

.about-v5__dual-teacher article > strong {
    display: block;
    margin-top: 6px;
    color: #73777d;
    font-size: 12px;
    font-weight: 500;
}

.about-v5__dual-teacher ul {
    margin-top: 28px !important;
}

.about-v5__dual-teacher li {
    position: relative;
    padding: 9px 0 9px 17px;
    color: #555c63;
    font-size: 12px;
    line-height: 1.55;
}

.about-v5__dual-teacher li::before {
    position: absolute;
    top: 16px;
    left: 0;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--about-orange);
    content: "";
}

.about-v5__dual-teacher article:nth-of-type(2) li::before {
    background: #65a482;
}

.about-v5__service-photo {
    position: relative;
    min-height: 330px;
    overflow: hidden;
    border-radius: 22px;
    box-shadow: 0 18px 55px rgba(44, 39, 34, .12);
    background: #ddd;
}

.about-v5__service-photo > img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 50% 48%;
}

.about-v5__service-photo::after {
    position: absolute;
    inset: 40% 0 0;
    background: linear-gradient(180deg, transparent, rgba(29, 27, 25, .72));
    content: "";
}

.about-v5__service-photo figcaption {
    position: absolute;
    right: 28px;
    bottom: 26px;
    left: 28px;
    z-index: 1;
    color: #fff;
}

.about-v5__service-photo figcaption span,
.about-v5__service-photo figcaption strong {
    display: block;
}

.about-v5__service-photo figcaption span {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .12em;
}

.about-v5__service-photo figcaption strong {
    margin-top: 8px;
    font-size: 20px;
    line-height: 1.5;
}

.about-v5__service-flow {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    margin-top: 36px !important;
    border-top: 1px solid #ddd9d2;
    border-bottom: 1px solid #ddd9d2;
}

.about-v5__service-flow li {
    position: relative;
    display: flex;
    min-height: 82px;
    flex-direction: column;
    justify-content: center;
    padding: 14px 16px;
    border-right: 1px solid #e3e0da;
}

.about-v5__service-flow li:last-child {
    border-right: 0;
}

.about-v5__service-flow b {
    color: #c18b67;
    font-size: 9px;
}

.about-v5__service-flow span {
    margin-top: 5px;
    color: #4f555b;
    font-size: 12px;
}

.about-v5__service-proof {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(340px, .85fr);
    gap: 80px;
    align-items: center;
    margin-top: 54px;
    padding: 40px 46px;
    border-radius: 20px;
    background: #fff5e9;
}

.about-v5__service-proof > div > span {
    color: #ae724a;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .11em;
}

.about-v5__service-proof h3 {
    margin-top: 9px;
    font-size: 24px;
    line-height: 1.5;
}

.about-v5__service-proof p {
    margin-top: 11px !important;
    color: var(--about-copy);
    font-size: 12px;
    line-height: 1.75;
}

.about-v5__service-proof li {
    display: grid;
    grid-template-columns: 26px minmax(0, 1fr);
    gap: 13px;
    align-items: start;
    padding: 9px 0;
}

.about-v5__service-proof li > i {
    display: grid;
    width: 26px;
    height: 26px;
    place-items: center;
    border-radius: 50%;
    background: var(--about-orange);
    color: #fff;
    font-size: 11px;
    font-style: normal;
}

.about-v5__service-proof li span {
    color: #696a68;
    font-size: 11px;
    line-height: 1.6;
}

.about-v5__service-proof li strong {
    display: block;
    color: #393d40;
    font-size: 13px;
}

.about-v5__students {
    overflow: hidden;
    background: #fff;
}

.about-v5__gallery-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 20px;
}

.about-v5__gallery-head p {
    color: #888d93;
    font-size: 12px;
    letter-spacing: .08em;
}

.about-v5__gallery-head > div,
.about-v5__video-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}

.about-v5__gallery-head button,
.about-v5__video-controls button {
    display: grid;
    width: 38px;
    height: 38px;
    place-items: center;
    border: 1px solid #dededa;
    border-radius: 50%;
    background: #fff;
    color: #555a60;
    font-size: 15px;
    transition: border-color .2s ease, color .2s ease, background .2s ease;
}

@media (hover: hover) {
    .about-v5__gallery-head button:hover,
    .about-v5__video-controls button:hover {
        border-color: var(--about-orange);
        background: var(--about-orange);
        color: #fff;
    }
}

.about-v5__student-rail,
.about-v5__honor-rail,
.about-v5__video-rail {
    display: flex;
    gap: 20px;
    overflow: auto hidden;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
}

.about-v5__student-rail::-webkit-scrollbar,
.about-v5__honor-rail::-webkit-scrollbar,
.about-v5__video-rail::-webkit-scrollbar {
    display: none;
}

.about-v5__student-rail.is-dragging,
.about-v5__honor-rail.is-dragging,
.about-v5__video-rail.is-dragging {
    cursor: grabbing;
    scroll-behavior: auto;
    user-select: none;
}

.about-v5__student-rail figure {
    position: relative;
    flex: 0 0 244px;
    scroll-snap-align: start;
}

.about-v5__student-rail figure:nth-child(3n + 2) {
    margin-top: 34px;
}

.about-v5__student-rail figure:nth-child(3n) {
    margin-top: 16px;
}

.about-v5__student-rail figure > button {
    display: block;
    width: 100%;
    aspect-ratio: 910 / 1287;
    overflow: hidden;
    border-radius: 12px;
    background: #f3f2ef;
}

.about-v5__student-rail img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .45s ease;
}

@media (hover: hover) {
    .about-v5__student-rail figure:hover img {
        transform: scale(1.025);
    }
}

.about-v5__student-rail figcaption {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 13px 2px 0;
}

.about-v5__student-rail figcaption strong {
    font-size: 13px;
    font-weight: 600;
}

.about-v5__student-rail figcaption span {
    color: #92969b;
    font-size: 9px;
}

.about-v5__mentors {
    background:
        linear-gradient(180deg, rgba(236, 244, 255, .55), #fff 70%);
}

.about-v5__mentor-deck {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    min-height: 560px;
    overflow: hidden;
    border: 1px solid #e5e8ec;
    border-radius: 22px;
    background: rgba(255, 255, 255, .94);
    box-shadow: 0 20px 60px rgba(37, 45, 55, .08);
}

.about-v5__mentor-list {
    max-height: 560px;
    overflow: auto;
    border-right: 1px solid #e7e9ec;
    background: #f7f9fc;
    scrollbar-width: thin;
    scrollbar-color: #d0d6df transparent;
}

.about-v5__mentor-list button {
    display: grid;
    width: 100%;
    min-height: 94px;
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 15px;
    align-items: center;
    padding: 13px 20px;
    border-bottom: 1px solid #e7e9ec;
    text-align: left;
    transition: background .2s ease, color .2s ease;
}

.about-v5__mentor-list button.is-active {
    background: #fff;
    color: var(--about-orange-deep);
}

.about-v5__mentor-list img,
.about-v5__mentor-placeholder {
    display: grid;
    width: 56px;
    height: 56px;
    place-items: center;
    border-radius: 50%;
    object-fit: cover;
    object-position: center top;
    background: #e7ebf0;
    color: #777e87;
    font-size: 18px;
    font-style: normal;
}

.about-v5__mentor-list strong {
    display: block;
    overflow: hidden;
    font-size: 13px;
    font-weight: 620;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.about-v5__mentor-panels {
    min-width: 0;
}

.about-v5__mentor-panel {
    display: grid;
    min-height: 560px;
    grid-template-columns: minmax(300px, 42%) minmax(0, 58%);
}

.about-v5__mentor-panel[hidden] {
    display: none;
}

.about-v5__mentor-panel > figure {
    position: relative;
    display: flex;
    min-height: 560px;
    align-items: flex-end;
    justify-content: center;
    overflow: hidden;
    background:
        radial-gradient(circle at 50% 45%, rgba(255,255,255,.9), transparent 31%),
        linear-gradient(150deg, #f3efe9, #e9f1ef);
}

.about-v5__mentor-panel > figure::after {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: 25%;
    background: linear-gradient(180deg, transparent, rgba(40, 43, 44, .12));
    content: "";
}

.about-v5__mentor-panel > figure > span {
    position: absolute;
    top: 26px;
    left: 26px;
    z-index: 2;
    color: #858c91;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .14em;
}

.about-v5__mentor-panel > figure img {
    position: relative;
    z-index: 1;
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center bottom;
}

.about-v5__mentor-placeholder--large {
    width: 128px;
    height: 128px;
    margin-bottom: 170px;
    border-radius: 50%;
    background: #dfe7e6;
    color: #738582;
    font-size: 44px;
}

.about-v5__mentor-panel > div {
    display: flex;
    min-width: 0;
    flex-direction: column;
    justify-content: center;
    padding: 48px 55px;
}

.about-v5__mentor-panel > div > small {
    color: var(--about-orange-deep);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .12em;
}

.about-v5__mentor-panel h3 {
    margin-top: 12px;
    font-size: 38px;
    font-weight: 700;
    line-height: 1.2;
}

.about-v5__mentor-panel > div > strong {
    margin-top: 10px;
    color: #666e77;
    font-size: 13px;
    font-weight: 550;
    line-height: 1.65;
}

.about-v5__mentor-intro,
.about-v5__mentor-achievement {
    margin-top: 26px;
    color: #5e646c;
    font-size: 13px;
    line-height: 2;
}

.about-v5__mentor-achievement {
    margin-top: 17px;
    padding-top: 17px;
    border-top: 1px solid #e7e8e9;
    color: #8a6a55;
}

.about-v5__company {
    background: #fff;
}

.about-v5__company-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(360px, .9fr);
    gap: 70px;
    align-items: center;
}

.about-v5__company-copy {
    color: #575e65;
    font-size: 15px;
    line-height: 2.05;
}

.about-v5__company-copy p + p {
    margin-top: 18px !important;
}

.about-v5__company-copy img,
.about-v5__company-copy video,
.about-v5__company-copy iframe {
    max-width: 100% !important;
    height: auto !important;
}

.about-v5__company-media {
    position: relative;
    aspect-ratio: 3 / 2;
    overflow: hidden;
    border-radius: 18px;
    background: #eee;
}

.about-v5__company-media > img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 50% 48%;
}

.about-v5__company-media figcaption {
    position: absolute;
    right: 16px;
    bottom: 16px;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 13px 16px;
    border-radius: 12px;
    background: rgba(255, 255, 255, .92);
    box-shadow: 0 10px 30px rgba(28, 28, 28, .1);
    backdrop-filter: blur(12px);
}

.about-v5__company-media figcaption strong {
    color: var(--about-orange-deep);
    font-size: 21px;
}

.about-v5__company-media figcaption span {
    color: #777c81;
    font-size: 9px;
    line-height: 1.6;
}

.about-v5__beliefs {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(240px, .7fr);
    gap: 34px;
    align-items: center;
    margin-top: 55px;
    padding: 30px 34px;
    border-top: 1px solid var(--about-line);
    border-bottom: 1px solid var(--about-line);
}

.about-v5__beliefs div + div {
    padding-left: 34px;
    border-left: 1px solid var(--about-line);
}

.about-v5__beliefs span,
.about-v5__beliefs strong {
    display: block;
}

.about-v5__beliefs span {
    color: #b07651;
    font-size: 9px;
    font-weight: 700;
    letter-spacing: .13em;
}

.about-v5__beliefs strong {
    margin-top: 7px;
    font-size: 17px;
    line-height: 1.6;
}

.about-v5__beliefs > p {
    color: #7a7f85;
    font-size: 11px;
    line-height: 1.75;
}

.about-v5__company-proof {
    display: grid;
    grid-template-columns: minmax(330px, .82fr) minmax(0, 1.18fr);
    gap: 60px;
    margin-top: 80px;
}

.about-v5__timeline-compact,
.about-v5__honors {
    min-width: 0;
}

.about-v5__timeline-compact > span,
.about-v5__honors > span {
    color: var(--about-orange-deep);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .14em;
}

.about-v5__timeline-compact h3,
.about-v5__honors h3 {
    margin-top: 9px;
    font-size: 23px;
    line-height: 1.45;
}

.about-v5__timeline-compact ol {
    position: relative;
    margin-top: 28px !important;
}

.about-v5__timeline-compact ol::before {
    position: absolute;
    top: 9px;
    bottom: 9px;
    left: 22px;
    width: 1px;
    background: #e0d8d0;
    content: "";
}

.about-v5__timeline-compact li {
    position: relative;
    display: grid;
    grid-template-columns: 45px minmax(0, 1fr);
    gap: 18px;
    padding: 0 0 23px;
}

.about-v5__timeline-compact li:last-child {
    padding-bottom: 0;
}

.about-v5__timeline-compact b {
    position: relative;
    z-index: 1;
    display: grid;
    min-height: 22px;
    place-items: center;
    border-radius: 999px;
    background: #fff3e9;
    color: #a9643c;
    font-size: 9px;
}

.about-v5__timeline-compact p {
    color: #646b72;
    font-size: 12px;
    line-height: 1.75;
}

.about-v5__honor-rail {
    margin-top: 28px;
}

.about-v5__honor-card {
    position: relative;
    flex: 0 0 244px;
    scroll-snap-align: start;
}

.about-v5__honor-card > button {
    display: block;
    width: 100%;
    overflow: hidden;
    border: 1px solid #e5e3df;
    border-radius: 13px;
    background: #fff;
    text-align: left;
}

.about-v5__honor-card img {
    display: block;
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: contain;
    padding: 11px;
    background: #f7f6f3;
}

.about-v5__honor-card button > span {
    display: block;
    min-height: 84px;
    padding: 15px 42px 15px 15px;
}

.about-v5__honor-card small,
.about-v5__honor-card strong {
    display: block;
}

.about-v5__honor-card small {
    color: #aa7655;
    font-size: 8px;
    font-weight: 700;
    letter-spacing: .1em;
}

.about-v5__honor-card strong {
    margin-top: 7px;
    color: #45494e;
    font-size: 12px;
    line-height: 1.55;
}

.about-v5__honor-card > a {
    position: absolute;
    right: 14px;
    bottom: 18px;
    display: grid;
    width: 26px;
    height: 26px;
    place-items: center;
    border-radius: 50%;
    background: var(--about-orange-soft);
    color: var(--about-orange-deep);
    font-size: 13px;
}

.about-v5__videos {
    background: #f7f7f4;
}

.about-v5__faq {
    background: #fff;
}

.about-v5__faq .about-v5__section-title {
    max-width: 680px;
    margin-bottom: 36px;
}

.about-v5__faq-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 58px;
    border-top: 1px solid var(--about-line);
}

.about-v5__faq-list details {
    border-bottom: 1px solid var(--about-line);
}

.about-v5__faq-list summary {
    display: grid;
    min-height: 78px;
    grid-template-columns: 34px minmax(0, 1fr) 22px;
    gap: 14px;
    align-items: center;
    cursor: pointer;
    list-style: none;
}

.about-v5__faq-list summary::-webkit-details-marker {
    display: none;
}

.about-v5__faq-list summary b {
    color: var(--about-orange);
    font-size: 11px;
    letter-spacing: .08em;
}

.about-v5__faq-list summary strong {
    color: var(--about-ink);
    font-size: 15px;
    font-weight: 650;
    line-height: 1.5;
}

.about-v5__faq-list summary i {
    color: var(--about-orange-deep);
    font-size: 19px;
    font-style: normal;
    font-weight: 300;
    text-align: right;
    transition: transform .22s ease;
}

.about-v5__faq-list details[open] summary i {
    transform: rotate(45deg);
}

.about-v5__faq-list details p {
    max-width: 520px;
    margin: -5px 36px 23px 48px !important;
    color: var(--about-copy);
    font-size: 13px;
    line-height: 1.85;
}

.about-v5__videos .about-v5__section-title {
    margin-right: auto;
    margin-left: auto;
    text-align: center;
}

.about-v5__video-tabs {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 34px;
    margin-bottom: 34px;
}

.about-v5__video-tabs button {
    position: relative;
    padding: 8px 0;
    color: #85898e;
    font-size: 13px;
    font-weight: 550;
}

.about-v5__video-tabs button::after {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: 2px;
    background: var(--about-orange);
    content: "";
    opacity: 0;
    transform: scaleX(.25);
    transition: opacity .2s ease, transform .2s ease;
}

.about-v5__video-tabs button.is-active {
    color: var(--about-orange-deep);
}

.about-v5__video-tabs button.is-active::after {
    opacity: 1;
    transform: scaleX(1);
}

.about-v5__video-rail[hidden] {
    display: none;
}

.about-v5__video-rail article {
    flex: 0 0 calc((100% - 40px) / 3);
    scroll-snap-align: start;
}

.about-v5__video-rail article > button {
    display: block;
    width: 100%;
    text-align: left;
}

.about-v5__video-rail article > button > span {
    position: relative;
    display: block;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-radius: 13px;
    background: #e6e5e2;
}

.about-v5__video-rail img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}

.about-v5__video-rail article > button > span > i {
    position: absolute;
    top: 50%;
    left: 50%;
    display: grid;
    width: 52px;
    height: 52px;
    place-items: center;
    border: 1px solid rgba(255,255,255,.72);
    border-radius: 50%;
    background: rgba(255,255,255,.88);
    box-shadow: 0 8px 25px rgba(0,0,0,.12);
    color: var(--about-orange-deep);
    font-size: 15px;
    font-style: normal;
    transform: translate(-50%, -50%);
}

@media (hover: hover) {
    .about-v5__video-rail button:hover img {
        transform: scale(1.03);
    }
}

.about-v5__video-rail article > button > strong {
    display: block;
    padding: 13px 2px 0;
    color: #4a4f55;
    font-size: 13px;
    font-weight: 600;
}

.about-v5__video-controls {
    justify-content: center;
    margin-top: 30px;
}

.about-v5__video-controls p {
    min-width: 66px;
    color: #a1a3a5;
    font-size: 11px;
    text-align: center;
}

.about-v5__video-controls p span:first-child {
    color: var(--about-orange-deep);
    font-size: 14px;
    font-weight: 700;
}

.about-v5__final {
    overflow: hidden;
    background:
        radial-gradient(circle at 88% 20%, rgba(220, 245, 234, .7), transparent 25%),
        linear-gradient(135deg, #fff5e9, #fff 55%, #f2fbf6);
}

.about-v5__final > .w1200 {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(360px, .85fr);
    gap: 85px;
    align-items: center;
}

.about-v5__final-copy > p {
    color: var(--about-orange-deep);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .14em;
}

.about-v5__final-copy h2 {
    margin-top: 13px;
    font-size: clamp(34px, 3.3vw, 48px);
    line-height: 1.28;
    letter-spacing: 0;
}

.about-v5__final-copy > span {
    display: block;
    max-width: 600px;
    margin-top: 20px;
    color: var(--about-copy);
    font-size: 14px;
    line-height: 1.8;
}

.about-v5__final-copy > a {
    margin-top: 28px;
}

.about-v5__final-copy > small {
    display: block;
    max-width: 540px;
    margin-top: 15px;
    color: #96999c;
    font-size: 9px;
    line-height: 1.65;
}

.about-v5__final-channels {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
}

.about-v5__final-channels > div {
    text-align: center;
}

.about-v5__final-channels img {
    display: block;
    width: 150px;
    aspect-ratio: 1;
    margin: 0 auto;
    padding: 8px;
    border-radius: 20px;
    background: #fff;
    box-shadow: 0 17px 45px rgba(48, 42, 37, .1);
    object-fit: cover;
}

.about-v5__final-channels p {
    margin-top: 13px !important;
}

.about-v5__final-channels strong,
.about-v5__final-channels span {
    display: block;
}

.about-v5__final-channels strong {
    font-size: 13px;
}

.about-v5__final-channels span {
    margin-top: 5px;
    color: #858a8e;
    font-size: 9px;
    line-height: 1.6;
}

.about-reveal {
    opacity: 1;
    transform: none;
}

.about-v5.is-enhanced .about-reveal:not(.is-visible) {
    opacity: 0;
    transform: translateY(24px);
}

.about-v5.is-enhanced .about-reveal {
    transition: opacity .65s ease, transform .65s cubic-bezier(.22, .7, .28, 1);
}

.about-v5-dialog-open {
    overflow: hidden !important;
}

.about-v5__image-dialog,
.about-v5__video-dialog {
    width: min(1060px, calc(100vw - 48px));
    max-width: none;
    max-height: calc(100vh - 48px);
    padding: 0;
    overflow: hidden;
    border: 0;
    border-radius: 16px;
    background: #fff;
    box-shadow: 0 26px 90px rgba(0,0,0,.32);
}

.about-v5__image-dialog::backdrop,
.about-v5__video-dialog::backdrop {
    background: rgba(27, 29, 31, .72);
    backdrop-filter: blur(5px);
}

.about-v5__dialog-bar {
    display: flex;
    min-height: 58px;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 0 18px 0 22px;
    border-bottom: 1px solid #ececec;
}

.about-v5__dialog-bar strong {
    overflow: hidden;
    color: #44484c;
    font-size: 13px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.about-v5__dialog-bar button {
    display: grid;
    width: 38px;
    height: 38px;
    place-items: center;
    border-radius: 50%;
    color: #777;
    font-size: 23px;
}

.about-v5__dialog-viewport {
    display: grid;
    max-height: calc(100vh - 106px);
    min-height: 220px;
    place-items: center;
    overflow: auto;
    background: #f1f1ef;
}

.about-v5__dialog-viewport img {
    display: block;
    max-width: 100%;
    height: auto;
}

.about-v5__video-dialog video {
    display: block;
    width: 100%;
    max-height: calc(100vh - 106px);
    background: #111;
}

@media screen and (max-width: 1199px) {
    .about-v5__hero-inner {
        grid-template-columns: minmax(0, 1fr) minmax(410px, .9fr);
        gap: 48px;
    }

    .about-v5__hero-note--level {
        left: -25px;
    }

    .about-v5__hero-note--service {
        right: -5px;
    }

    .about-v5__chapter-inner {
        justify-content: flex-start;
        gap: 34px;
    }

    .about-v5__course-layer {
        grid-template-columns: 105px minmax(0, 1fr) 220px;
        gap: 30px;
    }

    .about-v5__live-course-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .about-v5__service-grid {
        grid-template-columns: minmax(0, 1fr) minmax(340px, .78fr);
    }

    .about-v5__dual-teacher article {
        padding: 32px 24px;
    }
}

@media screen and (max-width: 980px) {
    .about-v5__hero {
        padding-top: 55px;
    }

    .about-v5__hero-inner {
        min-height: 0;
        grid-template-columns: 1fr;
        gap: 42px;
        padding-top: 64px;
        padding-bottom: 48px;
    }

    .about-v5__hero-copy {
        max-width: 720px;
        padding: 0;
    }

    .about-v5__hero-visual {
        width: min(760px, 100%);
        justify-self: center;
    }

    .about-v5__hero-photo {
        aspect-ratio: 16 / 9;
    }

    .about-v5__hero-photo img {
        object-position: 56% 50%;
    }

    .about-v5__chapters {
        top: 55px;
    }

    .about-v5__section {
        padding: 88px 0;
        scroll-margin-top: 118px;
    }

    .about-v5__path-layout,
    .about-v5__service-grid,
    .about-v5__company-grid,
    .about-v5__company-proof,
    .about-v5__final > .w1200 {
        grid-template-columns: 1fr;
    }

    .about-v5__path-layout,
    .about-v5__company-grid,
    .about-v5__company-proof,
    .about-v5__final > .w1200 {
        gap: 44px;
    }

    .about-v5__level-visual {
        min-height: 440px;
    }

    .about-v5__service-photo {
        aspect-ratio: 16 / 9;
        min-height: 0;
    }

    .about-v5__service-proof {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .about-v5__mentor-deck {
        grid-template-columns: 1fr;
    }

    .about-v5__mentor-list {
        display: grid;
        grid-auto-columns: 120px;
        grid-auto-flow: column;
        grid-template-rows: 98px;
        max-height: none;
        overflow: auto hidden;
        border-right: 0;
        border-bottom: 1px solid #e7e9ec;
        scrollbar-width: none;
    }

    .about-v5__mentor-list::-webkit-scrollbar {
        display: none;
    }

    .about-v5__mentor-list button {
        min-height: 98px;
        grid-template-columns: 1fr;
        justify-items: center;
        gap: 6px;
        padding: 9px;
        border-right: 1px solid #e7e9ec;
        text-align: center;
    }

    .about-v5__mentor-list img,
    .about-v5__mentor-placeholder {
        width: 50px;
        height: 50px;
    }

    .about-v5__mentor-list strong {
        max-width: 102px;
        font-size: 11px;
    }

    .about-v5__company-media {
        aspect-ratio: 16 / 9;
    }

    .about-v5__beliefs {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .about-v5__beliefs > p {
        grid-column: 1 / -1;
    }

    .about-v5__final-channels {
        max-width: 440px;
    }

    .about-v5__faq-list {
        gap: 0 32px;
    }
}

@media screen and (max-width: 768px) {
    .about-v5 .w1200 {
        width: calc(100% - 32px) !important;
    }

    .about-v5__hero::before,
    .about-v5__hero-note {
        display: none;
    }

    .about-v5__hero-inner {
        gap: 32px;
        padding-top: 44px;
        padding-bottom: 36px;
    }

    .about-v5__eyebrow,
    .about-v5__section-title > p {
        margin-bottom: 12px !important;
        font-size: 9px;
        letter-spacing: .11em;
    }

    .about-v5__hero h1 {
        font-size: clamp(33px, 9.4vw, 45px);
        line-height: 1.23;
        letter-spacing: 0;
    }

    .about-v5__hero h1 br {
        display: none;
    }

    .about-v5__hero-lead {
        margin-top: 21px !important;
        font-size: 14px;
        line-height: 1.85;
    }

    .about-v5__hero-actions {
        gap: 20px;
        margin-top: 26px;
    }

    .about-v5__button {
        min-height: 44px;
        padding: 0 21px;
        font-size: 12px;
    }

    .about-v5__button--text {
        min-height: auto;
        padding: 9px 0;
    }

    .about-v5__trust-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 18px 12px;
        margin-top: 32px !important;
        padding-top: 20px !important;
    }

    .about-v5__trust-list strong {
        font-size: 17px;
    }

    .about-v5__hero-visual {
        padding: 0;
    }

    .about-v5__hero-photo {
        border-width: 5px;
        border-radius: 18px 18px 46px 18px;
    }

    .about-v5__hero-caption {
        position: static;
        margin: 11px 4px 0 !important;
    }

    .about-v5__hero-marquee {
        justify-content: flex-start;
        gap: 20px;
        padding: 0 20px;
        white-space: nowrap;
    }

    .about-v5__chapter-inner {
        width: 100% !important;
        height: 52px;
        gap: 27px;
        padding: 0 18px;
    }

    .about-v5__chapter-inner a {
        height: 52px;
        font-size: 12px;
    }

    .about-v5__section {
        padding: 72px 0;
    }

    .about-v5__section-title {
        margin-bottom: 36px;
    }

    .about-v5__section-title h2 {
        font-size: 30px;
        line-height: 1.35;
    }

    .about-v5__section-title > span {
        margin-top: 15px;
        font-size: 13px;
        line-height: 1.8;
    }

    .about-v5__goal-list {
        grid-template-columns: 1fr;
    }

    .about-v5__goal-list article,
    .about-v5__goal-list article:nth-child(odd),
    .about-v5__goal-list article:nth-child(even) {
        min-height: 0;
        padding: 25px 0;
        border-right: 0;
    }

    .about-v5__goal-list h3 {
        font-size: 19px;
    }

    .about-v5__path-layout {
        gap: 36px;
    }

    .about-v5__path-steps li {
        min-height: 88px;
        grid-template-columns: 46px minmax(0, 1fr);
        gap: 17px;
    }

    .about-v5__path-steps::before {
        left: 22px;
    }

    .about-v5__path-steps b {
        width: 46px;
        height: 46px;
    }

    .about-v5__path-steps h3 {
        font-size: 16px;
    }

    .about-v5__path-steps p {
        font-size: 12px;
    }

    .about-v5__level-visual {
        min-height: 0;
        padding: 27px 22px;
        border-radius: 20px;
    }

    .about-v5__level-head strong {
        font-size: 23px;
    }

    .about-v5__level-track {
        height: 135px;
        gap: 4px;
    }

    .about-v5__level-visual dl {
        gap: 8px;
    }

    .about-v5__level-visual dd {
        font-size: 9px;
    }

    .about-v5__course-layer {
        grid-template-columns: 58px minmax(0, 1fr);
        gap: 18px;
        padding: 28px 0;
    }

    .about-v5__course-index strong {
        font-size: 36px;
    }

    .about-v5__course-copy h3 {
        font-size: 21px;
    }

    .about-v5__course-result {
        grid-column: 2;
        margin-top: 3px;
        padding: 15px 17px;
    }

    .about-v5__live-courses {
        margin-top: 50px;
    }

    .about-v5__live-course-head {
        align-items: center;
    }

    .about-v5__live-course-head h3 {
        font-size: 20px;
    }

    .about-v5__live-course-list {
        grid-template-columns: 1fr;
    }

    .about-v5__live-course {
        min-height: 105px;
        grid-template-columns: 86px minmax(0, 1fr) 18px;
    }

    .about-v5__live-course-image {
        width: 86px;
    }

    .about-v5__dual-teacher {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .about-v5__dual-teacher article {
        min-height: 0;
        padding: 28px 25px;
        border-radius: 17px;
    }

    .about-v5__dual-teacher > i {
        z-index: 2;
        margin: -9px auto;
    }

    .about-v5__dual-teacher h3 {
        font-size: 24px;
    }

    .about-v5__service-photo {
        aspect-ratio: 4 / 3;
        border-radius: 17px;
    }

    .about-v5__service-flow {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .about-v5__service-flow li:nth-child(4) {
        border-right: 0;
    }

    .about-v5__service-flow li:nth-child(n + 5) {
        border-top: 1px solid #e3e0da;
    }

    .about-v5__service-flow li {
        min-height: 70px;
        padding: 11px;
    }

    .about-v5__service-flow span {
        font-size: 10px;
    }

    .about-v5__service-proof {
        margin-top: 38px;
        padding: 27px 23px;
        border-radius: 16px;
    }

    .about-v5__service-proof h3 {
        font-size: 20px;
    }

    .about-v5__gallery-head {
        margin-bottom: 15px;
    }

    .about-v5__faq-list {
        grid-template-columns: 1fr;
    }

    .about-v5__faq-list summary {
        min-height: 70px;
        grid-template-columns: 28px minmax(0, 1fr) 18px;
        gap: 10px;
    }

    .about-v5__faq-list summary strong {
        font-size: 14px;
    }

    .about-v5__faq-list details p {
        margin-right: 26px !important;
        margin-left: 38px !important;
        font-size: 12px;
    }

    .about-v5__student-rail {
        margin-right: -16px;
        padding-right: 16px;
    }

    .about-v5__student-rail figure {
        flex-basis: 220px;
    }

    .about-v5__student-rail figure:nth-child(n) {
        margin-top: 0;
    }

    .about-v5__mentor-deck {
        min-height: 0;
        border-radius: 17px;
    }

    .about-v5__mentor-panel {
        min-height: 0;
        grid-template-columns: 148px minmax(0, 1fr);
    }

    .about-v5__mentor-panel > figure {
        min-height: 310px;
    }

    .about-v5__mentor-panel > div {
        padding: 28px 20px;
    }

    .about-v5__mentor-panel h3 {
        font-size: 26px;
    }

    .about-v5__mentor-panel > div > strong,
    .about-v5__mentor-intro,
    .about-v5__mentor-achievement {
        font-size: 11px;
    }

    .about-v5__mentor-intro,
    .about-v5__mentor-achievement {
        margin-top: 15px;
        line-height: 1.72;
    }

    .about-v5__mentor-placeholder--large {
        width: 78px;
        height: 78px;
        margin-bottom: 105px;
        font-size: 26px;
    }

    .about-v5__company-grid,
    .about-v5__company-proof {
        gap: 34px;
    }

    .about-v5__company-copy {
        font-size: 13px;
        line-height: 1.95;
    }

    .about-v5__company-media {
        aspect-ratio: 3 / 2;
        border-radius: 14px;
    }

    .about-v5__beliefs {
        grid-template-columns: 1fr;
        gap: 22px;
        margin-top: 38px;
        padding: 24px 0;
    }

    .about-v5__beliefs div + div {
        padding-top: 22px;
        padding-left: 0;
        border-top: 1px solid var(--about-line);
        border-left: 0;
    }

    .about-v5__beliefs > p {
        grid-column: auto;
    }

    .about-v5__company-proof {
        margin-top: 55px;
    }

    .about-v5__honor-rail {
        margin-right: -16px;
        padding-right: 16px;
    }

    .about-v5__honor-card {
        flex-basis: 220px;
    }

    .about-v5__video-tabs {
        justify-content: flex-start;
        gap: 25px;
        overflow: auto hidden;
        scrollbar-width: none;
    }

    .about-v5__video-tabs::-webkit-scrollbar {
        display: none;
    }

    .about-v5__video-tabs button {
        flex: 0 0 auto;
        font-size: 12px;
    }

    .about-v5__video-rail {
        margin-right: -16px;
        padding-right: 16px;
    }

    .about-v5__video-rail article {
        flex-basis: 83%;
    }

    .about-v5__final-channels {
        gap: 18px;
    }

    .about-v5__final-channels img {
        width: 132px;
        border-radius: 16px;
    }

    .about-v5__image-dialog,
    .about-v5__video-dialog {
        width: calc(100vw - 20px);
        max-height: calc(100vh - 20px);
        border-radius: 11px;
    }

    .about-v5__dialog-bar {
        min-height: 52px;
        padding: 0 12px 0 16px;
    }

    .about-v5__dialog-viewport {
        max-height: calc(100vh - 72px);
    }

    body.page-about > .z_footer {
        padding: 32px 20px 12px;
    }

    body.page-about > .z_footer .w1200 {
        width: 100% !important;
    }

    body.page-about > .z_footer .z_footer_top {
        display: block;
        padding: 24px 0 12px;
    }

    body.page-about > .z_footer .fl_warp {
        width: 100%;
        margin-right: 0;
    }

    body.page-about > .z_footer .z_footer_lt {
        align-items: center;
    }

    body.page-about > .z_footer .z_footer_logo .logo {
        height: 42px;
    }

    body.page-about > .z_footer .z_footer_tel {
        margin-left: 10px;
        padding-left: 10px;
        font-size: 10px;
    }

    body.page-about > .z_footer .z_footer_desc {
        margin: 22px 0;
    }

    body.page-about > .z_footer .z_footer_desc p {
        display: flex;
        flex-wrap: wrap;
    }

    body.page-about > .z_footer .z_footer_desc p a {
        width: 25%;
        padding: 7px 0;
        font-size: 11px;
    }

    body.page-about > .z_footer .erweima {
        display: none;
    }

    body.page-about > .z_footer .z_footer_btm {
        width: 100% !important;
        padding: 15px 0 0;
        font-size: 10px;
    }
}

@media screen and (max-width: 430px) {
    .about-v5__hero-photo {
        aspect-ratio: 4 / 3;
    }

    .about-v5__hero-photo img {
        object-position: 64% 50%;
    }

    .about-v5__hero-caption {
        gap: 8px;
        font-size: 9px;
    }

    .about-v5__course-layer {
        grid-template-columns: 48px minmax(0, 1fr);
        gap: 14px;
    }

    .about-v5__course-index strong {
        font-size: 31px;
    }

    .about-v5__mentor-panel {
        grid-template-columns: 120px minmax(0, 1fr);
    }

    .about-v5__mentor-panel > div {
        padding: 24px 15px;
    }

    .about-v5__mentor-panel h3 {
        font-size: 23px;
    }

    .about-v5__mentor-panel > figure > span {
        display: none;
    }

    .about-v5__final-channels img {
        width: min(125px, 100%);
    }
}

/* V6 composition: fewer sections, stronger visual anchors, semantic color. */
.about-v5__hero::before {
    display: none;
}

.about-v5__section {
    padding: 96px 0;
}

.about-v5__section-title {
    max-width: 730px;
    margin-bottom: 42px;
}

.about-v5__section-title h2 {
    font-size: clamp(34px, 2.7vw, 41px);
    letter-spacing: 0;
}

.about-v5__section-title > span {
    max-width: 620px;
    font-size: 15px;
}

.about-v5__chapter-inner {
    gap: 58px;
}

.about-v5__solution {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 34px;
    align-items: stretch;
}

.about-v5__solution-tabs {
    display: flex;
    flex-direction: column;
    border-top: 1px solid var(--about-line);
}

.about-v5__solution-tabs button {
    display: grid;
    min-height: 94px;
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 3px 14px;
    align-content: center;
    padding: 16px 15px 16px 4px;
    border-bottom: 1px solid var(--about-line);
    color: #7b8086;
    text-align: left;
    transition: color .22s ease, padding-left .22s ease, background .22s ease;
}

.about-v5__solution-tabs button b {
    grid-row: 1 / 3;
    color: #c6c8ca;
    font-size: 11px;
    letter-spacing: .08em;
}

.about-v5__solution-tabs button span,
.about-v5__solution-tabs button small {
    display: block;
}

.about-v5__solution-tabs button span {
    color: inherit;
    font-size: 17px;
    font-weight: 650;
}

.about-v5__solution-tabs button small {
    color: #a0a4a8;
    font-size: 10px;
}

.about-v5__solution-tabs button.is-active {
    padding-left: 14px;
    background: #fff8f2;
    color: var(--about-orange-deep);
}

.about-v5__solution-tabs button.is-active b {
    color: var(--about-orange);
}

.about-v5__solution-panels {
    min-width: 0;
}

.about-v5__solution-panel {
    --solution-accent: #f26635;
    --solution-soft: #fff4eb;
    display: grid;
    min-height: 420px;
    grid-template-columns: minmax(0, 1.08fr) minmax(290px, .92fr);
    gap: 48px;
    align-items: center;
    padding: 46px 48px;
    overflow: hidden;
    border-radius: 8px;
    background: var(--solution-soft);
    box-shadow: 0 20px 55px rgba(55, 48, 40, .08);
}

.about-v5__solution-panel[hidden] {
    display: none;
}

.about-v5__solution-panel--blue {
    --solution-accent: #5d86c7;
    --solution-soft: #eef5ff;
}

.about-v5__solution-panel--mint {
    --solution-accent: #4c9b79;
    --solution-soft: #edf9f3;
}

.about-v5__solution-panel--yellow {
    --solution-accent: #b98624;
    --solution-soft: #fff8df;
}

.about-v5__solution-copy > small {
    color: var(--solution-accent);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .12em;
}

.about-v5__solution-copy h3 {
    max-width: 510px;
    margin-top: 12px;
    font-size: 28px;
    font-weight: 700;
    line-height: 1.42;
}

.about-v5__solution-copy > p {
    max-width: 540px;
    margin-top: 18px !important;
    color: var(--about-copy);
    font-size: 14px;
    line-height: 1.9;
}

.about-v5__solution-copy dl {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-top: 30px;
}

.about-v5__solution-copy dl div {
    padding-top: 14px;
    border-top: 1px solid rgba(65, 70, 74, .14);
}

.about-v5__solution-copy dt {
    color: #91969a;
    font-size: 10px;
}

.about-v5__solution-copy dd {
    margin-top: 6px;
    color: #34383d;
    font-size: 13px;
    font-weight: 650;
    line-height: 1.6;
}

.about-v5__solution-route {
    position: relative;
    padding-left: 32px;
    border-left: 1px solid rgba(65, 70, 74, .16);
}

.about-v5__solution-route > strong {
    color: var(--solution-accent);
    font-size: 11px;
    letter-spacing: .14em;
}

.about-v5__solution-orbit {
    position: relative;
    width: 156px;
    height: 156px;
    margin: 14px auto 2px;
    border: 1px solid rgba(66, 70, 74, .1);
    border-radius: 50%;
    background: rgba(255, 255, 255, .34);
}

.about-v5__solution-orbit::before,
.about-v5__solution-orbit::after {
    position: absolute;
    border-radius: 50%;
    content: "";
}

.about-v5__solution-orbit::before {
    inset: 17px;
    border: 1px dashed var(--solution-accent);
    opacity: .38;
}

.about-v5__solution-orbit::after {
    inset: 42px;
    background: var(--solution-accent);
    opacity: .08;
}

.about-v5__solution-orbit > span {
    position: absolute;
    z-index: 2;
    inset: 37px;
    display: grid;
    place-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, .92);
    box-shadow: 0 12px 30px rgba(55, 58, 60, .09);
    text-align: center;
}

.about-v5__solution-orbit small {
    color: var(--solution-accent);
    font-size: 8px;
    font-weight: 700;
    letter-spacing: .12em;
}

.about-v5__solution-orbit b {
    margin-top: 4px;
    color: #303438;
    font-size: 14px;
}

.about-v5__solution-orbit > i {
    position: absolute;
    z-index: 3;
    width: 12px;
    height: 12px;
    border: 3px solid rgba(255, 255, 255, .92);
    border-radius: 50%;
    background: var(--solution-accent);
    box-shadow: 0 4px 12px rgba(55, 58, 60, .12);
}

.about-v5__solution-orbit > i:nth-child(1) {
    top: 7px;
    left: 42px;
}

.about-v5__solution-orbit > i:nth-child(2) {
    top: 73px;
    right: -2px;
}

.about-v5__solution-orbit > i:nth-child(3) {
    bottom: 6px;
    left: 25px;
}

.about-v5__solution-route ol {
    display: grid;
    gap: 12px;
    margin-top: 24px !important;
}

.about-v5__solution-route li {
    display: grid;
    min-height: 54px;
    grid-template-columns: 42px minmax(0, 1fr);
    align-items: center;
    border-bottom: 1px solid rgba(55, 58, 60, .1);
}

.about-v5__solution-route li b {
    color: var(--solution-accent);
    font-size: 11px;
}

.about-v5__solution-route li span {
    color: #33373b;
    font-size: 15px;
    font-weight: 650;
}

.about-v5__solution-route > em {
    display: block;
    margin-top: 22px;
    color: #777d82;
    font-size: 11px;
    font-style: normal;
}

.about-v5__course-system {
    position: relative;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    align-items: start;
    padding-top: 10px;
    border-top: 0;
}

.about-v5__course-layer {
    display: flex;
    min-height: 488px;
    flex-direction: column;
    gap: 0;
    align-items: stretch;
    padding: 30px;
    border: 1px solid var(--about-line);
    border-radius: 8px;
    background: #fffaf5;
    box-shadow: 0 16px 42px rgba(53, 47, 41, .06);
}

.about-v5__course-layer--base {
    margin-top: 72px;
}

.about-v5__course-layer--core {
    margin-top: 36px;
    background: #f1faf6;
}

.about-v5__course-layer--target {
    background: #f2f7ff;
}

.about-v5__course-index {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 12px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(54, 57, 60, .1);
}

.about-v5__course-index strong {
    margin-top: 0;
    color: rgba(46, 50, 54, .16);
    font-size: 52px;
}

.about-v5__course-symbol {
    display: flex;
    width: 82px;
    height: 58px;
    align-items: flex-end;
    gap: 6px;
    margin: 20px 0 8px;
}

.about-v5__course-symbol i {
    display: block;
}

.about-v5__course-symbol--base i {
    width: 15px;
    border-radius: 4px 4px 2px 2px;
    background: #ef916c;
}

.about-v5__course-symbol--base i:nth-child(1) { height: 18px; opacity: .42; }
.about-v5__course-symbol--base i:nth-child(2) { height: 29px; opacity: .58; }
.about-v5__course-symbol--base i:nth-child(3) { height: 41px; opacity: .76; }
.about-v5__course-symbol--base i:nth-child(4) { height: 56px; }

.about-v5__course-symbol--core {
    align-items: center;
    gap: 4px;
}

.about-v5__course-symbol--core i {
    width: 7px;
    border-radius: 8px;
    background: #65a98b;
}

.about-v5__course-symbol--core i:nth-child(1),
.about-v5__course-symbol--core i:nth-child(7) { height: 16px; opacity: .42; }
.about-v5__course-symbol--core i:nth-child(2),
.about-v5__course-symbol--core i:nth-child(6) { height: 28px; opacity: .62; }
.about-v5__course-symbol--core i:nth-child(3),
.about-v5__course-symbol--core i:nth-child(5) { height: 43px; opacity: .8; }
.about-v5__course-symbol--core i:nth-child(4) { height: 58px; }

.about-v5__course-symbol--target {
    position: relative;
    display: block;
}

.about-v5__course-symbol--target i {
    position: absolute;
    top: 50%;
    left: 50%;
    border: 2px solid #6f94cb;
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.about-v5__course-symbol--target i:nth-child(1) { width: 56px; height: 56px; opacity: .42; }
.about-v5__course-symbol--target i:nth-child(2) { width: 34px; height: 34px; opacity: .7; }
.about-v5__course-symbol--target i:nth-child(3) { width: 12px; height: 12px; border: 0; background: #5d86c7; }

.about-v5__course-copy {
    padding-top: 24px;
}

.about-v5__course-copy h3 {
    font-size: 25px;
}

.about-v5__course-copy p {
    min-height: 92px;
}

.about-v5__course-result,
.about-v5__course-layer--core .about-v5__course-result,
.about-v5__course-layer--target .about-v5__course-result {
    margin-top: auto;
    padding: 18px 0 0;
    border: 0;
    border-top: 1px solid rgba(54, 57, 60, .11);
    background: transparent;
}

.about-v5__live-course-list {
    display: flex;
    gap: 16px;
    overflow: auto hidden;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
}

.about-v5__live-course-list::-webkit-scrollbar {
    display: none;
}

.about-v5__live-course {
    flex: 0 0 calc((100% - 32px) / 3);
    scroll-snap-align: start;
    border-radius: 8px;
}

.about-v5__service {
    background: #f6f9ff;
}

.about-v5__service-proof {
    padding: 34px 0;
    border-top: 1px solid #dde3ea;
    border-bottom: 1px solid #dde3ea;
    border-radius: 0;
    background: transparent;
}

.about-v5__students {
    background: #fffdfa;
}

.about-v5__company {
    background: #f7f8f5;
}

.about-v5__brand-explorer {
    overflow: hidden;
}

.about-v5__brand-tabs {
    display: flex;
    gap: 40px;
    overflow: auto hidden;
    border-bottom: 1px solid #dfe1dc;
    scrollbar-width: none;
}

.about-v5__brand-tabs::-webkit-scrollbar {
    display: none;
}

.about-v5__brand-tabs button {
    position: relative;
    min-height: 58px;
    flex: 0 0 auto;
    color: #777d82;
    font-size: 14px;
    font-weight: 620;
}

.about-v5__brand-tabs button::after {
    position: absolute;
    right: 0;
    bottom: -1px;
    left: 0;
    height: 3px;
    background: var(--about-orange);
    content: "";
    opacity: 0;
    transform: scaleX(.35);
    transition: opacity .22s ease, transform .22s ease;
}

.about-v5__brand-tabs button.is-active {
    color: var(--about-orange-deep);
}

.about-v5__brand-tabs button.is-active::after {
    opacity: 1;
    transform: scaleX(1);
}

.about-v5__brand-panels {
    min-height: 560px;
}

.about-v5__brand-panel {
    padding-top: 42px;
}

.about-v5__brand-panel[hidden] {
    display: none;
}

.about-v5__brand-panel .about-v5__company-grid {
    margin-top: 0;
}

.about-v5__brand-panel .about-v5__timeline-compact {
    width: min(820px, 100%);
    margin: 0 auto;
}

.about-v5__brand-panel .about-v5__honors {
    padding-top: 0;
}

.about-v5__brand-panel .about-v5__video-stage {
    padding-top: 6px;
}

.about-v5__brand-panel .about-v5__video-rail article:only-child {
    flex-basis: min(640px, 64%);
    margin-right: auto;
    margin-left: auto;
}

.about-v5__video-controls[hidden] {
    display: none;
}

.about-v5__decision {
    display: grid;
    grid-template-columns: minmax(0, 1.12fr) minmax(390px, .88fr);
    gap: 70px;
    align-items: start;
}

.about-v5__decision-faq > p,
.about-v5__decision-action .about-v5__final-copy > p {
    color: var(--about-orange-deep);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .14em;
}

.about-v5__decision-faq > h2 {
    max-width: 520px;
    margin-top: 14px;
    font-size: 36px;
    line-height: 1.35;
}

.about-v5__decision-faq .about-v5__faq-list {
    grid-template-columns: 1fr;
    margin-top: 30px;
}

.about-v5__decision-action {
    padding-left: 54px;
    border-left: 1px solid rgba(52, 55, 58, .12);
}

.about-v5__decision-action .about-v5__final-copy h2 {
    font-size: 34px;
}

.about-v5__decision-action .about-v5__final-channels {
    margin-top: 34px;
}

@media screen and (max-width: 1199px) {
    .about-v5__chapter-inner {
        justify-content: center;
        gap: 44px;
    }

    .about-v5__solution {
        grid-template-columns: 220px minmax(0, 1fr);
    }

    .about-v5__solution-panel {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .about-v5__solution-route {
        display: grid;
        grid-template-columns: 96px 156px minmax(0, 1fr);
        gap: 12px 22px;
        align-items: center;
        padding-top: 22px;
        padding-left: 0;
        border-top: 1px solid rgba(65, 70, 74, .16);
        border-left: 0;
    }

    .about-v5__solution-route > strong {
        align-self: start;
        padding-top: 8px;
    }

    .about-v5__solution-orbit {
        grid-row: 1 / 3;
        grid-column: 2;
        margin: 0;
    }

    .about-v5__solution-route ol {
        grid-column: 3;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 10px;
        margin-top: 0 !important;
    }

    .about-v5__solution-route li {
        grid-template-columns: 28px minmax(0, 1fr);
    }

    .about-v5__solution-route > em {
        grid-column: 3;
        margin-top: 0;
    }

    .about-v5__decision {
        grid-template-columns: 1fr;
        gap: 58px;
    }

    .about-v5__decision-action {
        display: grid;
        grid-template-columns: minmax(0, 1fr) minmax(340px, .8fr);
        gap: 46px;
        padding-top: 48px;
        padding-left: 0;
        border-top: 1px solid rgba(52, 55, 58, .12);
        border-left: 0;
    }
}

@media screen and (max-width: 980px) {
    .about-v5__section {
        padding: 82px 0;
    }

    .about-v5__chapter-inner {
        justify-content: flex-start;
    }

    .about-v5__solution {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .about-v5__solution-tabs {
        display: grid;
        grid-auto-columns: minmax(150px, 1fr);
        grid-auto-flow: column;
        overflow: auto hidden;
        border-top: 0;
        scrollbar-width: none;
    }

    .about-v5__solution-tabs::-webkit-scrollbar {
        display: none;
    }

    .about-v5__solution-tabs button {
        min-height: 72px;
        border-top: 1px solid var(--about-line);
    }

    .about-v5__solution-tabs button.is-active {
        padding-left: 12px;
    }

    .about-v5__course-system {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .about-v5__course-layer,
    .about-v5__course-layer--base,
    .about-v5__course-layer--core,
    .about-v5__course-layer--target {
        min-height: 0;
        margin-top: 0;
    }

    .about-v5__course-copy p {
        min-height: 0;
    }

    .about-v5__live-course {
        flex-basis: min(430px, 78vw);
    }

    .about-v5__brand-panels {
        min-height: 0;
    }

    .about-v5__decision-action {
        grid-template-columns: 1fr;
    }
}

@media screen and (max-width: 768px) {
    .about-v5__section {
        padding: 68px 0;
    }

    .about-v5__section-title {
        margin-bottom: 32px;
    }

    .about-v5__section-title h2,
    .about-v5__decision-faq > h2 {
        font-size: 29px;
        line-height: 1.4;
    }

    .about-v5__section-title > span {
        font-size: 13px;
    }

    .about-v5__solution-panel {
        min-height: 0;
        gap: 30px;
        padding: 30px 24px;
    }

    .about-v5__solution-copy h3 {
        font-size: 23px;
    }

    .about-v5__solution-copy dl {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .about-v5__solution-route {
        display: block;
    }

    .about-v5__solution-orbit {
        margin: 20px auto 4px;
    }

    .about-v5__solution-route ol {
        grid-template-columns: 1fr;
        margin-top: 16px !important;
    }

    .about-v5__solution-route > em {
        margin-top: 18px;
    }

    .about-v5__course-layer {
        padding: 26px 22px;
    }

    .about-v5__course-index strong {
        font-size: 42px;
    }

    .about-v5__live-course {
        flex-basis: 88%;
    }

    .about-v5__brand-tabs {
        gap: 30px;
    }

    .about-v5__brand-panel {
        padding-top: 30px;
    }

    .about-v5__brand-panel .about-v5__video-rail article:only-child {
        flex-basis: 88%;
    }

    .about-v5__decision {
        gap: 46px;
    }

    .about-v5__decision-action {
        gap: 28px;
        padding-top: 38px;
    }

    .about-v5__decision-action .about-v5__final-copy h2 {
        font-size: 29px;
    }
}

/* =========================================================
   LIVELY PASS v8 (2026-08-05) — motion + color + playful polish
   Additive block. Roll back by deleting from here to the
   reduced-motion query. All motion degrades via the query below.
   ========================================================= */

/* ---- 1. Springier reveal + internal stagger ---- */
.about-v5.is-enhanced .about-reveal {
    transition: opacity .7s ease, transform .7s cubic-bezier(.34, 1.56, .5, 1);
}

.about-v5.is-enhanced .about-reveal:not(.is-visible) {
    transform: translateY(34px) scale(.985);
}

/* children of a revealed container ride in with a stagger */
.about-v5.is-enhanced .about-v5__trust-list.is-visible li,
.about-v5.is-enhanced .about-v5__course-system.is-visible .about-v5__course-layer,
.about-v5.is-enhanced .about-v5__service-flow.is-visible li,
.about-v5.is-enhanced .about-v5__dual-teacher.is-visible article,
.about-v5.is-enhanced .about-v5__solution-tabs button {
    animation: about-rise-in .62s cubic-bezier(.34, 1.4, .5, 1) both;
}

@keyframes about-rise-in {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.about-v5.is-enhanced .about-v5__trust-list.is-visible li:nth-child(1) { animation-delay: .05s; }
.about-v5.is-enhanced .about-v5__trust-list.is-visible li:nth-child(2) { animation-delay: .13s; }
.about-v5.is-enhanced .about-v5__trust-list.is-visible li:nth-child(3) { animation-delay: .21s; }
.about-v5.is-enhanced .about-v5__trust-list.is-visible li:nth-child(4) { animation-delay: .29s; }
.about-v5.is-enhanced .about-v5__course-system.is-visible .about-v5__course-layer:nth-child(1) { animation-delay: .06s; }
.about-v5.is-enhanced .about-v5__course-system.is-visible .about-v5__course-layer:nth-child(2) { animation-delay: .17s; }
.about-v5.is-enhanced .about-v5__course-system.is-visible .about-v5__course-layer:nth-child(3) { animation-delay: .28s; }
.about-v5.is-enhanced .about-v5__service-flow.is-visible li { animation-delay: calc(var(--flow-i, 0) * .06s); }

/* ---- 3. Floating hero badges (the "it's alive" cue) ---- */
.about-v5.is-enhanced .about-v5__hero-note--level {
    animation: about-float-a 5.5s ease-in-out infinite;
}

.about-v5.is-enhanced .about-v5__hero-note--service {
    animation: about-float-b 6.5s ease-in-out infinite;
}

@keyframes about-float-a {
    0%, 100% { transform: translateY(0) rotate(-1.5deg); }
    50% { transform: translateY(-11px) rotate(1deg); }
}

@keyframes about-float-b {
    0%, 100% { transform: translateY(0) rotate(1.5deg); }
    50% { transform: translateY(-13px) rotate(-1deg); }
}

/* soft decorative circle behind hero gets a slow drift */
.about-v5.is-enhanced .about-v5__hero::before {
    animation: about-drift 14s ease-in-out infinite;
}

@keyframes about-drift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-18px, 22px) scale(1.06); }
}

/* ---- 4. Playful hovers ---- */
@media (hover: hover) {
    .about-v5__button--primary {
        transition: transform .28s cubic-bezier(.34, 1.5, .5, 1), box-shadow .28s ease;
    }
    .about-v5__button--primary:hover {
        transform: translateY(-3px) scale(1.03);
    }
    .about-v5__button--primary:hover span[aria-hidden],
    .about-v5__button--primary:hover i[aria-hidden] {
        animation: about-nudge .6s ease infinite;
    }
    @keyframes about-nudge {
        0%, 100% { transform: translateX(0); }
        50% { transform: translateX(4px); }
    }
    .about-v5__live-course:hover i[aria-hidden] {
        transform: translate(3px, -3px);
    }
    .about-v5__solution-tabs button:hover:not(.is-active) {
        padding-left: 12px;
        color: var(--about-orange-deep);
    }
    .about-v5__course-layer {
        transition: transform .35s cubic-bezier(.34, 1.3, .5, 1), box-shadow .35s ease;
    }
    .about-v5__course-layer:hover {
        transform: translateY(-6px);
    }
    .about-v5__student-rail figure:hover figcaption,
    .about-v5__honor-card:hover {
        transform: translateY(-4px);
    }
}

/* ---- 4c. Development timeline = alternating zigzag journey ---- */
.about-v5__timeline {
    --timeline-count: 8;
}

.about-v5__timeline-head span {
    color: var(--about-orange-deep);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .14em;
}

.about-v5__timeline-head h3 {
    margin-top: 9px;
    font-size: 23px;
    line-height: 1.45;
}

.about-v5__timeline-head p {
    margin-top: 10px !important;
    color: var(--about-copy);
    font-size: 13px;
    line-height: 1.7;
}

/* Faithful recreation of the production timeline (horizontal scroll, is-top/is-bottom). */
.about-v5__timeline {
    position: relative;
    margin-top: 34px;
    padding: 24px 14px;
    overflow-x: auto;
    scrollbar-width: thin;
    scrollbar-color: #d0cfcb transparent;
}

.about-v5__timeline-track {
    position: relative;
    display: grid;
    grid-template-columns: repeat(8, 210px);
    min-width: max-content;
    height: 492px;
}

/* the horizontal spine */
.about-v5__timeline-track::before {
    position: absolute;
    top: 245px;
    left: 10px;
    right: 10px;
    height: 3px;
    background: #e2ddd6;
    content: "";
}

.about-v5__timeline-track article {
    position: relative;
    padding: 0 6px;
}

/* year + card are absolutely placed relative to the spine at 245px,
   so the year circle never overlaps the axis (matches production). */
.about-v5__timeline-year {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}
.about-v5__timeline-card {
    position: absolute;
    left: 6px;
    right: 6px;
}

/* small dot where each column meets the spine */
.about-v5__timeline-track article::after {
    position: absolute;
    top: 238px;
    left: 50%;
    width: 16px;
    height: 16px;
    margin-left: -8px;
    border: 4px solid #fff;
    border-radius: 50%;
    background: #cbd0d6;
    box-shadow: 0 0 0 1px #e2ddd6;
    content: "";
    transition: background .3s ease, box-shadow .3s ease;
}

/* year circle */
.about-v5__timeline-year {
    display: grid;
    width: 70px;
    height: 70px;
    place-items: center;
    border: 6px solid #f8fafc;
    border-radius: 50%;
    background: var(--about-orange);
    box-shadow: 0 10px 22px rgba(242, 102, 53, .28);
    color: #fff;
    font-size: 17px;
    font-weight: 700;
}

/* card */
.about-v5__timeline-card {
    width: 100%;
    padding: 15px 13px;
    border: 1px solid #e4e2dd;
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 12px 28px rgba(60, 52, 44, .07);
}

.about-v5__timeline-card h4 {
    margin: 0;
    color: var(--about-ink);
    font-size: 15px;
    font-weight: 700;
}

.about-v5__timeline-card p {
    margin-top: 7px;
    color: var(--about-copy);
    font-size: 12px;
    line-height: 1.65;
}

/* is-top: year circle up top, card below it, both ABOVE the 245px spine.
   is-bottom mirrored below the spine. Nothing but the dot sits on the axis. */
.about-v5__timeline-track article.is-top .about-v5__timeline-year { top: 0; }
.about-v5__timeline-track article.is-top .about-v5__timeline-card { top: 78px; }

.about-v5__timeline-track article.is-bottom .about-v5__timeline-card { bottom: 78px; }
.about-v5__timeline-track article.is-bottom .about-v5__timeline-year { top: 422px; }

/* --- interaction: hover a column to lift its card + light up year & dot --- */
.about-v5__timeline-card {
    transition: transform .3s cubic-bezier(.34, 1.3, .5, 1), box-shadow .3s ease, border-color .3s ease;
}
.about-v5__timeline-year {
    transition: transform .3s cubic-bezier(.34, 1.5, .5, 1), box-shadow .3s ease;
}
@media (hover: hover) {
    .about-v5__timeline-track article:hover { z-index: 5; }
    .about-v5__timeline-track article:hover .about-v5__timeline-card {
        transform: translateY(-6px);
        border-color: rgba(242, 102, 53, .4);
        box-shadow: 0 22px 44px rgba(120, 74, 40, .16);
    }
    .about-v5__timeline-track article:hover .about-v5__timeline-year {
        transform: translateX(-50%) scale(1.08);
        box-shadow: 0 14px 28px rgba(242, 102, 53, .4);
    }
    .about-v5__timeline-track article:hover::after {
        background: var(--about-orange);
        box-shadow: 0 0 0 4px rgba(242, 102, 53, .18);
    }
}

/* scroll affordance: fade hint on the right edge + grab cursor */
.about-v5__timeline { cursor: grab; scroll-behavior: smooth; }
.about-v5__timeline.is-grabbing { cursor: grabbing; scroll-behavior: auto; }
.about-v5__timeline::after {
    position: sticky;
    right: 0;
    bottom: 0;
    display: block;
    width: 46px;
    height: 100%;
    margin-left: auto;
    margin-top: -492px;
    background: linear-gradient(90deg, transparent, #fff 88%);
    content: "";
    pointer-events: none;
}

/* subtle stagger-in with the section reveal */
.about-v5.is-enhanced .about-v5__timeline.is-visible .about-v5__timeline-track article {
    animation: about-rise-in .55s cubic-bezier(.34, 1.3, .5, 1) both;
}
.about-v5.is-enhanced .about-v5__timeline.is-visible article:nth-child(1) { animation-delay: .04s; }
.about-v5.is-enhanced .about-v5__timeline.is-visible article:nth-child(2) { animation-delay: .10s; }
.about-v5.is-enhanced .about-v5__timeline.is-visible article:nth-child(3) { animation-delay: .16s; }
.about-v5.is-enhanced .about-v5__timeline.is-visible article:nth-child(4) { animation-delay: .22s; }
.about-v5.is-enhanced .about-v5__timeline.is-visible article:nth-child(5) { animation-delay: .28s; }
.about-v5.is-enhanced .about-v5__timeline.is-visible article:nth-child(6) { animation-delay: .34s; }
.about-v5.is-enhanced .about-v5__timeline.is-visible article:nth-child(7) { animation-delay: .40s; }
.about-v5.is-enhanced .about-v5__timeline.is-visible article:nth-child(8) { animation-delay: .46s; }

/* ---- 4d. Dual-teacher: two cards are now the full-width centerpiece ---- */
.about-v5__dual-teacher {
    max-width: 960px;
    margin: 0 auto;
}

/* clearer identity: english coach = warm, growth coach = mint, with a colored top accent */
.about-v5__dual-teacher article {
    position: relative;
    overflow: hidden;
    padding-top: 44px;
    background: #fff;
    box-shadow: 0 16px 40px rgba(60, 52, 44, .07);
    transition: transform .35s cubic-bezier(.34, 1.3, .5, 1), box-shadow .35s ease;
}
.about-v5__dual-teacher article::before {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    content: "";
}
.about-v5__dual-teacher article:nth-of-type(1)::before { background: var(--about-orange); }
.about-v5__dual-teacher article:nth-of-type(2)::before { background: var(--about-mint-strong); }

.about-v5__dual-teacher article > span {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 999px;
    background: rgba(242, 102, 53, .1);
    color: var(--about-orange-deep);
    font-size: 10px;
}
.about-v5__dual-teacher article:nth-of-type(2) > span {
    background: rgba(121, 185, 156, .18);
    color: #2f7d5b;
}

@media (hover: hover) {
    .about-v5__dual-teacher article:hover { transform: translateY(-5px); box-shadow: 0 24px 50px rgba(60, 52, 44, .12); }
}

/* the "+" connector: bolder so 分工协作 reads at a glance */
.about-v5__dual-teacher > i {
    width: 48px;
    height: 48px;
    font-size: 20px;
    box-shadow: 0 12px 26px rgba(242, 102, 53, .28);
}

@media screen and (max-width: 768px) {
    .about-v5__dual-teacher article { padding-top: 34px; }
}

/* ---- 4e. Mascot (owl) placements ---- */
.about-v5__mascot {
    display: block;
    height: auto;
    pointer-events: none;
    user-select: none;
}

/* hero: small waving owl greeting above the eyebrow */
.about-v5__hero-copy { position: relative; }
.about-v5__mascot--hero {
    position: absolute;
    top: -34px;
    right: 8px;
    width: 128px;
    z-index: 3;
    filter: drop-shadow(0 12px 20px rgba(120, 74, 40, .16));
}
.about-v5.is-enhanced .about-v5__mascot--hero {
    transform-origin: 50% 90%;
    animation: about-owl-wave 3.2s ease-in-out infinite;
}
@keyframes about-owl-wave {
    0%, 100% { transform: rotate(0deg) translateY(0); }
    25% { transform: rotate(-4deg) translateY(-4px); }
    50% { transform: rotate(0deg) translateY(0); }
    75% { transform: rotate(4deg) translateY(-4px); }
}

/* section-title accent owl (courses) sits to the right of the heading */
.about-v5__section-title--mascot { position: relative; }
.about-v5__mascot--section {
    position: absolute;
    top: -18px;
    right: 0;
    width: 104px;
    filter: drop-shadow(0 10px 18px rgba(120, 74, 40, .14));
}
.about-v5.is-enhanced .about-v5__section-title--mascot.is-visible .about-v5__mascot--section {
    transform-origin: 50% 92%;
    animation: about-owl-bob 4s ease-in-out infinite;
}
@keyframes about-owl-bob {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-9px) rotate(2deg); }
}

/* FAQ thinking owl */
.about-v5__decision-faq { position: relative; }
.about-v5__mascot--faq {
    position: absolute;
    top: -20px;
    right: -6px;
    width: 92px;
    filter: drop-shadow(0 10px 18px rgba(120, 74, 40, .14));
}
.about-v5.is-enhanced .about-v5__decision-faq.is-visible .about-v5__mascot--faq {
    transform-origin: 50% 92%;
    animation: about-owl-think 3.6s ease-in-out infinite;
}
@keyframes about-owl-think {
    0%, 100% { transform: rotate(0deg); }
    50% { transform: rotate(3deg); }
}

@media screen and (max-width: 900px) {
    .about-v5__mascot--hero { width: 92px; top: -20px; }
    .about-v5__mascot--section { width: 76px; top: -8px; }
    .about-v5__mascot--faq { width: 68px; }
}
@media screen and (max-width: 560px) {
    .about-v5__mascot--section, .about-v5__mascot--faq { display: none; }
    .about-v5__mascot--hero { width: 74px; right: 0; }
}

/* ---- 4a. Mentor deck: fixed frame, correctly-sized portrait, clean list ---- */
/* deck height = exactly 5 rows (90px each) → no empty gap below the 5th;
   a 6th teacher makes the left list scroll freely. */
.about-v5 { --mentor-row: 90px; --mentor-deck-h: calc(var(--mentor-row) * 5); }

.about-v5__mentor-deck {
    grid-template-columns: 236px minmax(0, 1fr);
    height: var(--mentor-deck-h);
    min-height: 0;
}

.about-v5__mentor-list {
    height: var(--mentor-deck-h);
    max-height: var(--mentor-deck-h);
    overflow-y: auto;
    overscroll-behavior: contain;
}
.about-v5__mentor-list button { min-height: var(--mentor-row); }

.about-v5__mentor-panel {
    height: var(--mentor-deck-h);
    min-height: 0;
    grid-template-columns: 340px minmax(0, 1fr);
    align-items: stretch;
}

/* FIXED frame; portrait is bottom-cropped art, so it sits FLUSH with the
   frame's bottom edge and fills the width (no gap under the feet). */
.about-v5__mentor-panel > figure {
    height: var(--mentor-deck-h);
    min-height: 0;
    align-items: flex-end;
    justify-content: center;
    padding: 0;
    overflow: hidden;
    background:
        radial-gradient(circle at 50% 26%, rgba(255,255,255,.9), transparent 62%),
        linear-gradient(155deg, #f4efe9, #e9f1ef);
}
.about-v5__mentor-panel > figure::after {
    display: block;
    height: 32%;
    background: linear-gradient(180deg, transparent, rgba(40, 43, 44, .08));
}
/* portrait shrunk ~30% (70% height) but still anchored flush to the frame bottom */
.about-v5__mentor-panel > figure img {
    display: block;
    width: auto;
    max-width: 100%;
    height: 70%;
    object-fit: contain;
    object-position: center bottom;
    filter: none;
}

/* right info column: cleaner vertical rhythm, scrolls internally if long */
.about-v5__mentor-panel > div {
    min-height: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 40px 46px;
    gap: 4px;
}

@media screen and (max-width: 900px) {
    .about-v5__mentor-deck { height: auto; grid-template-columns: 1fr; }
    .about-v5__mentor-list {
        height: auto;
        max-height: none;
        display: flex;
        overflow-x: auto;
        overflow-y: hidden;
        border-right: 0;
        border-bottom: 1px solid #e7e9ec;
    }
    .about-v5__mentor-list button { min-width: 150px; border-bottom: 0; }
    .about-v5__mentor-panel { height: auto; grid-template-columns: 132px minmax(0, 1fr); }
    .about-v5__mentor-panel > figure { height: 100%; min-height: 210px; padding: 16px; }
    .about-v5__mentor-panel > figure img { max-height: 100%; }
    .about-v5__mentor-panel > div { overflow: visible; padding: 24px 20px; }
}

/* ---- 4b. Learning path = Duolingo-style quest track ---- */
.about-v5__path-steps {
    --path-progress: 0px;
}

/* base rail is now a soft dashed track */
.about-v5__path-steps::before {
    left: 24px;
    width: 3px;
    border-radius: 3px;
    background: repeating-linear-gradient(
        to bottom,
        #d3e6dc 0, #d3e6dc 7px,
        transparent 7px, transparent 13px
    );
}

/* the growing fill line that tracks scroll progress */
.about-v5__path-steps::after {
    position: absolute;
    top: 32px;
    left: 24px;
    z-index: 0;
    width: 3px;
    height: var(--path-progress, 0px);
    border-radius: 3px;
    background: linear-gradient(180deg, #35a877, #7cc9a3);
    box-shadow: 0 0 14px rgba(53, 168, 119, .4);
    content: "";
    transition: height .55s cubic-bezier(.34, 1.2, .5, 1);
}

.about-v5.is-enhanced .about-v5__path-steps li:not(.is-visible) {
    /* let the container reveal handle first paint; nodes stay put */
}

/* node markers: three states */
.about-v5__path-steps b {
    position: relative;
    z-index: 2;
    width: 50px;
    height: 50px;
    border: 3px solid #cfe6da;
    background: #fff;
    color: #9bb5a8;
    font-size: 12px;
    font-weight: 700;
    transition:
        transform .4s cubic-bezier(.34, 1.6, .5, 1),
        background .35s ease, color .35s ease,
        border-color .35s ease, box-shadow .35s ease;
}

/* passed steps: filled, checkmark feel */
.about-v5__path-steps li.is-done b {
    border-color: #7cc9a3;
    background: #7cc9a3;
    color: #fff;
}

/* current step: bright, enlarged, with a pulsing halo */
.about-v5__path-steps li.is-current b {
    border-color: #2e9268;
    background: #35a877;
    color: #fff;
    box-shadow: 0 12px 26px rgba(53, 168, 119, .34);
    transform: scale(1.14);
}

.about-v5.is-enhanced .about-v5__path-steps li.is-current b::after {
    position: absolute;
    inset: -8px;
    border: 2px solid rgba(53, 168, 119, .5);
    border-radius: 50%;
    content: "";
    animation: about-halo 1.8s ease-out infinite;
}

@keyframes about-halo {
    0% { opacity: .7; transform: scale(1); }
    100% { opacity: 0; transform: scale(1.5); }
}

/* text lifts and sharpens on the active step */
.about-v5__path-steps li h3 {
    transition: color .3s ease, transform .3s ease;
}
.about-v5__path-steps li.is-current h3 {
    color: #1f6b4c;
    transform: translateX(3px);
}
.about-v5__path-steps li {
    opacity: .78;
    transition: opacity .35s ease;
}
.about-v5__path-steps li.is-current,
.about-v5__path-steps li.is-done {
    opacity: 1;
}

/* level bars grow in only when the chart itself scrolls into view (.bars-live) */
.about-v5.is-enhanced .about-v5__level-track.bars-live span {
    animation: about-grow-bar .7s cubic-bezier(.22, 1, .36, 1) both;
    transform-origin: bottom;
}
@keyframes about-grow-bar {
    from { transform: scaleY(0); opacity: .3; }
    to { transform: scaleY(1); opacity: 1; }
}
.about-v5.is-enhanced .about-v5__level-track.bars-live span:nth-child(1) { animation-delay: .04s; }
.about-v5.is-enhanced .about-v5__level-track.bars-live span:nth-child(2) { animation-delay: .10s; }
.about-v5.is-enhanced .about-v5__level-track.bars-live span:nth-child(3) { animation-delay: .16s; }
.about-v5.is-enhanced .about-v5__level-track.bars-live span:nth-child(4) { animation-delay: .22s; }
.about-v5.is-enhanced .about-v5__level-track.bars-live span:nth-child(5) { animation-delay: .28s; }
.about-v5.is-enhanced .about-v5__level-track.bars-live span:nth-child(6) { animation-delay: .34s; }
.about-v5.is-enhanced .about-v5__level-track.bars-live span:nth-child(7) { animation-delay: .40s; }
.about-v5.is-enhanced .about-v5__level-track.bars-live span:nth-child(8) { animation-delay: .46s; }
.about-v5.is-enhanced .about-v5__level-track.bars-live span:nth-child(9) { animation-delay: .52s; }
.about-v5.is-enhanced .about-v5__level-track.bars-live span:nth-child(10) { animation-delay: .58s; }

/* the tallest bars get a warm gradient so "level up" reads as reward */
.about-v5__level-track span:nth-child(n+8) {
    background: linear-gradient(180deg, #f2a35a, #ffd9b0) !important;
    color: #8a4f1f !important;
}

/* ---- 5. Multicolor goal tabs (match the 4 panel colors) ---- */
.about-v5__solution-tabs button:nth-child(1) { --tab-accent: #f26635; --tab-soft: #fff3e9; }
.about-v5__solution-tabs button:nth-child(2) { --tab-accent: #4f81cf; --tab-soft: #ecf3ff; }
.about-v5__solution-tabs button:nth-child(3) { --tab-accent: #35a877; --tab-soft: #e8f8f0; }
.about-v5__solution-tabs button:nth-child(4) { --tab-accent: #d79a1f; --tab-soft: #fff6d8; }

.about-v5__solution-tabs button.is-active {
    background: var(--tab-soft);
    color: var(--tab-accent);
    box-shadow: inset 3px 0 0 var(--tab-accent);
}

.about-v5__solution-tabs button.is-active b {
    color: var(--tab-accent);
}

/* brighter, more saturated panel accents */
.about-v5__solution-panel { --solution-accent: #f26635; --solution-soft: #fff4ea; }
.about-v5__solution-panel--blue { --solution-accent: #4f81cf; --solution-soft: #eef4ff; }
.about-v5__solution-panel--mint { --solution-accent: #2fa06f; --solution-soft: #e9f8f0; }
.about-v5__solution-panel--yellow { --solution-accent: #cf9012; --solution-soft: #fff6d6; }

/* orbit dots get a slow spin so the "route" feels active */
.about-v5.is-enhanced .about-v5__solution-orbit::before {
    animation: about-spin 22s linear infinite;
}
@keyframes about-spin {
    to { transform: rotate(360deg); }
}

/* ---- 6. Break the flat-white rhythm with soft tints ---- */
.about-v5__goals {
    background:
        radial-gradient(circle at 96% 8%, rgba(255, 221, 186, .34), transparent 26%),
        #fff;
}
.about-v5__courses {
    background:
        radial-gradient(circle at 4% 96%, rgba(213, 240, 228, .5), transparent 30%),
        #fff;
}

/* ---- 7. Playful sticker details ---- */
.about-v5__section-title > p::before {
    display: inline-block;
    margin-right: 8px;
    content: "✦";
    color: var(--about-orange);
    transform: translateY(1px);
}

.about-v5.is-enhanced .about-v5__section-title.is-visible > p::before {
    animation: about-pop .5s cubic-bezier(.34, 1.7, .5, 1) both;
}
@keyframes about-pop {
    from { opacity: 0; transform: translateY(1px) scale(0) rotate(-40deg); }
    to { opacity: 1; transform: translateY(1px) scale(1) rotate(0); }
}

/* hero eyebrow gets a little colored pill */
.about-v5__hero .about-v5__eyebrow {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(242, 102, 53, .1);
}

/* Course content: preserve the supplied copy and present it as a readable system. */
.about-v5__level-track {
    display: none;
}

.about-v5__level-stair {
    display: grid;
    height: 250px;
    grid-template-columns: repeat(10, minmax(0, 1fr));
    align-items: end;
    gap: 3px;
    margin: 36px 0 28px;
    padding: 14px 0 0;
    border-bottom: 1px solid #d7e7df;
}

.about-v5__level-stair span {
    position: relative;
    display: flex;
    height: calc(42px + var(--level) * 17px);
    min-width: 0;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    gap: 3px;
    padding: 9px 2px 0;
    border-radius: 5px 5px 0 0;
    background: linear-gradient(180deg, #9bd6ba, #dff1e8);
    color: #285f47;
    box-shadow: inset 0 1px rgba(255, 255, 255, .7);
    transform-origin: bottom;
}

.about-v5__level-stair span:nth-child(n+8) {
    background: linear-gradient(180deg, #f2a35a, #ffe0bd);
    color: #804717;
}

.about-v5__level-stair b {
    font-size: 13px;
    line-height: 1;
}

.about-v5__level-stair small {
    max-width: 100%;
    overflow: hidden;
    font-size: 8px;
    font-weight: 650;
    line-height: 1.2;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.about-v5__level-visual {
    height: 520px;
    justify-content: flex-start;
}

.about-v5__level-visual dl {
    margin-top: auto;
}

.about-v5.is-enhanced .about-v5__level-stair.bars-live span {
    animation: about-grow-step .68s cubic-bezier(.22, 1, .36, 1) both;
}

.about-v5.is-enhanced .about-v5__level-stair.bars-live span:nth-child(1) { animation-delay: .04s; }
.about-v5.is-enhanced .about-v5__level-stair.bars-live span:nth-child(2) { animation-delay: .09s; }
.about-v5.is-enhanced .about-v5__level-stair.bars-live span:nth-child(3) { animation-delay: .14s; }
.about-v5.is-enhanced .about-v5__level-stair.bars-live span:nth-child(4) { animation-delay: .19s; }
.about-v5.is-enhanced .about-v5__level-stair.bars-live span:nth-child(5) { animation-delay: .24s; }
.about-v5.is-enhanced .about-v5__level-stair.bars-live span:nth-child(6) { animation-delay: .29s; }
.about-v5.is-enhanced .about-v5__level-stair.bars-live span:nth-child(7) { animation-delay: .34s; }
.about-v5.is-enhanced .about-v5__level-stair.bars-live span:nth-child(8) { animation-delay: .39s; }
.about-v5.is-enhanced .about-v5__level-stair.bars-live span:nth-child(9) { animation-delay: .44s; }
.about-v5.is-enhanced .about-v5__level-stair.bars-live span:nth-child(10) { animation-delay: .49s; }

@keyframes about-grow-step {
    from { opacity: .25; transform: scaleY(0); }
    to { opacity: 1; transform: scaleY(1); }
}

.about-v5__original-methods,
.about-v5__reasons {
    margin-top: 78px;
    padding-top: 70px;
    border-top: 1px solid rgba(52, 111, 82, .16);
    scroll-margin-top: 154px;
}

.about-v5__subsection-head {
    max-width: 820px;
    margin: 0 auto 34px;
    text-align: center;
}

.about-v5__subsection-head > span,
.about-v5__subsection-head > strong,
.about-v5__subsection-head > p {
    display: block;
}

.about-v5__subsection-head > span {
    color: #347558;
    font-size: 11px;
    font-weight: 750;
    letter-spacing: .14em;
}

.about-v5__subsection-head h3 {
    margin: 12px 0 0;
    color: #242c28;
    font-size: clamp(30px, 3.4vw, 44px);
    font-weight: 750;
    line-height: 1.24;
}

.about-v5__subsection-head h3 em {
    color: var(--about-orange-deep);
    font-style: normal;
}

.about-v5__subsection-head > strong {
    margin-top: 12px;
    color: #303934;
    font-size: 16px;
}

.about-v5__subsection-head > p {
    margin-top: 8px !important;
    color: #78827d;
    font-size: 13px;
    line-height: 1.75;
}

.about-v5__method-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.about-v5__method-grid article {
    display: grid;
    min-height: 214px;
    grid-template-columns: 164px minmax(0, 1fr);
    overflow: hidden;
    border: 1px solid #dfebe5;
    border-radius: 14px;
    background: rgba(255, 255, 255, .86);
    box-shadow: 0 12px 30px rgba(45, 91, 69, .055);
    transition: border-color .25s ease, box-shadow .25s ease, transform .25s ease;
}

.about-v5__method-name {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 26px 24px;
    background: #f5f7f4;
}

.about-v5__method-name::after {
    width: 36px;
    height: 4px;
    margin-top: 15px;
    border-radius: 4px;
    background: var(--about-orange-deep);
    content: "";
}

.about-v5__method-name small {
    color: #7f8783;
    font-size: 10px;
    font-weight: 650;
    letter-spacing: .11em;
}

.about-v5__method-name h4 {
    margin: 9px 0 0;
    color: #242a27;
    font-size: 22px;
    font-weight: 750;
    line-height: 1.3;
}

.about-v5__method-copy {
    display: grid;
    align-content: center;
    gap: 14px;
    padding: 24px 25px;
}

.about-v5__method-copy p {
    color: #727a76;
    font-size: 12px;
    line-height: 1.62;
}

.about-v5__method-copy p strong {
    display: block;
    margin-bottom: 3px;
    color: #28312d;
    font-size: 14px;
}

.about-v5__method-metrics {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 7px;
}

.about-v5__method-metrics b {
    display: flex;
    min-width: 0;
    min-height: 64px;
    flex-direction: column;
    justify-content: center;
    padding: 9px;
    border-radius: 7px;
    background: #f5f7f4;
    color: #27312c;
    font-size: 19px;
}

.about-v5__method-metrics b:last-child {
    background: var(--about-orange-deep);
    color: #fff;
}

.about-v5__method-metrics small {
    margin-top: 3px;
    font-size: 9px;
    font-weight: 550;
    white-space: nowrap;
}

@media (hover: hover) {
    .about-v5__method-grid article:hover {
        border-color: #bad8ca;
        box-shadow: 0 20px 42px rgba(45, 91, 69, .11);
        transform: translateY(-4px);
    }
}

.about-v5__reasons {
    border-top-color: rgba(242, 102, 53, .18);
}

.about-v5__reasons .about-v5__subsection-head > span {
    color: var(--about-orange-deep);
}

.about-v5__reason-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.about-v5__reason-grid article {
    display: grid;
    min-height: 102px;
    grid-template-columns: 48px minmax(0, 1fr);
    align-items: center;
    gap: 18px;
    padding: 20px 24px;
    border: 1px solid #ece5df;
    border-radius: 12px;
    background: rgba(255, 255, 255, .86);
}

.about-v5__reason-grid article:nth-child(4n+2),
.about-v5__reason-grid article:nth-child(4n+3) {
    background: #fff8f2;
}

.about-v5__reason-grid b {
    display: grid;
    width: 48px;
    height: 48px;
    place-items: center;
    border-radius: 8px;
    background: #ffd184;
    color: #67400d;
    font-size: 15px;
}

.about-v5__reason-grid p {
    color: #4c504e;
    font-size: 15px;
    line-height: 1.72;
}

.about-v5__reason-grid p strong {
    color: var(--about-orange-deep);
    font-weight: 750;
}

.about-v5__reasons-note {
    margin-top: 24px !important;
    color: #727873;
    font-size: 13px;
    line-height: 1.7;
    text-align: center;
}

@media screen and (max-width: 980px) {
    .about-v5__method-grid { grid-template-columns: 1fr; }
    .about-v5__method-grid article { min-height: 190px; }
}

@media screen and (max-width: 640px) {
    .about-v5__level-stair {
        height: 170px;
        gap: 2px;
        margin: 20px 0 24px;
    }

    .about-v5__level-stair span {
        height: calc(26px + var(--level) * 10px);
        padding-top: 6px;
    }

    .about-v5__level-stair small { display: none; }
    .about-v5__original-methods,
    .about-v5__reasons { margin-top: 54px; padding-top: 48px; }
    .about-v5__subsection-head { margin-bottom: 24px; text-align: left; }
    .about-v5__subsection-head h3 { font-size: 28px; }
    .about-v5__subsection-head > strong { font-size: 14px; }
    .about-v5__method-grid {
        display: flex;
        width: calc(100vw - 24px);
        margin-left: -6px;
        gap: 10px;
        overflow-x: auto;
        padding: 0 6px 12px;
        scroll-snap-type: x mandatory;
        scrollbar-width: none;
    }
    .about-v5__method-grid::-webkit-scrollbar { display: none; }
    .about-v5__method-grid article {
        min-width: min(86vw, 360px);
        min-height: 340px;
        grid-template-columns: 1fr;
        grid-template-rows: 118px minmax(0, 1fr);
        scroll-snap-align: start;
    }
    .about-v5__method-name { padding: 20px 22px; }
    .about-v5__method-name h4 { font-size: 21px; }
    .about-v5__method-name h4 br { display: none; }
    .about-v5__method-copy { padding: 22px; }
    .about-v5__reason-grid { grid-template-columns: 1fr; gap: 9px; }
    .about-v5__reason-grid article { min-height: 92px; padding: 16px; }
    .about-v5__reason-grid p { font-size: 14px; }
}

/* ANCHOR-LIVELY-V8 */
@media (prefers-reduced-motion: reduce) {
    .about-v5 *,
    .about-v5 *::before,
    .about-v5 *::after {
        scroll-behavior: auto !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }

    .about-v5.is-enhanced .about-reveal {
        opacity: 1 !important;
        transform: none !important;
    }
}