:root {
    --class-ink: #10211f;
    --class-muted: #66736f;
    --class-paper: #f5f4ee;
    --class-panel: #fff;
    --class-accent: #824182;
    --class-accent-dark: #6b326b;
    --class-forest: #112724;
    --class-border: #dedfd8;
    --class-soft: #eceee8;
    --class-success: #197146;
}

.class-page {
    margin: 0;
    color: var(--class-ink);
    background:
        radial-gradient(circle at 12% 0%, rgba(130, 65, 130, .07), transparent 28rem),
        var(--class-paper);
    font-family: "Plus Jakarta Sans", sans-serif;
}

.class-page *,
.class-page *::before,
.class-page *::after {
    box-sizing: border-box;
}

.class-shell {
    width: min(calc(100% - 40px), 1180px);
    margin: 0 auto;
    padding: 52px 0 104px;
}

.class-hero {
    position: relative;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 32px;
    min-height: 280px;
    padding: clamp(30px, 5vw, 58px);
    overflow: hidden;
    border-radius: 28px;
    background: var(--class-forest);
    color: #fff;
}

.class-hero::after {
    position: absolute;
    top: -120px;
    right: -90px;
    width: 360px;
    height: 360px;
    border: 1px solid rgba(255, 255, 255, .11);
    border-radius: 50%;
    box-shadow: 0 0 0 60px rgba(255, 255, 255, .025), 0 0 0 120px rgba(255, 255, 255, .02);
    content: "";
}

.class-hero__content,
.class-phase {
    position: relative;
    z-index: 1;
}

.class-hero h1 {
    max-width: 820px;
    margin: 10px 0 24px;
    font: 650 clamp(2.35rem, 5vw, 4.8rem)/.98 "Space Grotesk", sans-serif;
    letter-spacing: -.05em;
}

.class-eyebrow {
    margin: 0 0 8px;
    color: var(--class-accent);
    font-size: .72rem;
    font-weight: 800;
    letter-spacing: .13em;
    text-transform: uppercase;
}

.class-hero .class-eyebrow {
    color: #dcb3dc;
}

.class-hero__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 22px;
    color: #c6d1ce;
    font-size: .88rem;
    font-weight: 600;
}

.class-hero__meta span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.class-phase,
.class-ready,
.class-pending,
.class-count {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    width: fit-content;
    padding: 8px 11px;
    border: 1px solid var(--class-border);
    border-radius: 999px;
    background: #fff;
    color: #53605d;
    font-size: .76rem;
    font-weight: 800;
    white-space: nowrap;
}

.class-phase {
    border-color: rgba(255, 255, 255, .14);
    background: rgba(255, 255, 255, .09);
    color: #fff;
    backdrop-filter: blur(8px);
}

.class-phase--replay,
.class-ready {
    border-color: #b8dfc9;
    background: #effaf3;
    color: var(--class-success);
}

.class-phase--live {
    border-color: rgba(255, 161, 161, .32);
    background: rgba(111, 23, 23, .45);
}

.class-live-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ff7b7b;
    box-shadow: 0 0 0 5px rgba(255, 123, 123, .13);
}

.class-alert {
    margin-bottom: 18px;
    padding: 13px 16px;
    border: 1px solid #bbdfc6;
    border-radius: 12px;
    background: #effaf2;
    color: #176534;
}

.class-alert--error {
    border-color: #efb3b3;
    background: #fff1f1;
    color: #9f2424;
}

.class-gate {
    display: grid;
    justify-items: center;
    margin-top: 20px;
    padding: 64px 28px;
    border: 1px solid var(--class-border);
    border-radius: 24px;
    background: var(--class-panel);
    text-align: center;
    box-shadow: 0 20px 55px rgba(16, 33, 31, .06);
}

.class-gate__icon,
.class-pending-icon {
    display: grid;
    width: 56px;
    height: 56px;
    margin-bottom: 20px;
    place-items: center;
    border-radius: 18px;
    background: #f2eaf2;
    color: var(--class-accent);
    font-size: 1.45rem;
}

.class-gate h2,
.class-panel h2 {
    margin: 0;
    font: 650 clamp(1.55rem, 3vw, 2rem)/1.15 "Space Grotesk", sans-serif;
    letter-spacing: -.025em;
}

.class-gate > p:not(.class-eyebrow, .class-support, .class-closed) {
    max-width: 580px;
    margin: 14px auto 24px;
    color: var(--class-muted);
    line-height: 1.7;
}

.class-support,
.class-help {
    margin: 18px 0 0;
    color: var(--class-muted);
    font-size: .78rem;
}

.class-support a,
.class-help a,
.class-text-link {
    color: var(--class-accent);
    font-weight: 800;
    text-decoration: none;
}

.class-gate__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

.class-nav {
    position: sticky;
    z-index: 5;
    top: 10px;
    display: flex;
    gap: 6px;
    width: fit-content;
    max-width: 100%;
    margin: -18px auto 30px;
    padding: 7px;
    overflow-x: auto;
    border: 1px solid rgba(222, 223, 216, .9);
    border-radius: 16px;
    background: rgba(255, 255, 255, .9);
    box-shadow: 0 13px 34px rgba(16, 33, 31, .1);
    backdrop-filter: blur(12px);
}

.class-nav a {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 10px 13px;
    border-radius: 10px;
    color: #485552;
    font-size: .8rem;
    font-weight: 750;
    text-decoration: none;
    white-space: nowrap;
}

.class-nav a:hover {
    background: var(--class-soft);
    color: var(--class-ink);
}

.class-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    align-items: start;
    gap: 22px;
}

.class-content {
    min-width: 0;
}

.class-panel,
.class-sidebar-card {
    padding: clamp(24px, 4vw, 36px);
    border: 1px solid var(--class-border);
    border-radius: 22px;
    background: var(--class-panel);
    box-shadow: 0 16px 44px rgba(16, 33, 31, .045);
    scroll-margin-top: 92px;
}

.class-panel + .class-panel {
    margin-top: 18px;
}

.class-panel > p:not(.class-eyebrow, .class-status-note) {
    max-width: 700px;
    margin: 13px 0 22px;
    color: var(--class-muted);
    line-height: 1.7;
}

.class-panel--recording {
    padding: 0;
    overflow: hidden;
}

.class-panel--recording .class-section-heading {
    padding: 30px 32px 22px;
}

.class-player {
    position: relative;
    width: 100%;
    padding-top: 56.25%;
    overflow: hidden;
    background: #07100f;
}

.class-recording-tabs {
    display: flex;
    gap: 8px;
    padding: 0 32px 18px;
    overflow-x: auto;
}

.class-recording-tab {
    flex: 0 0 auto;
    padding: 9px 14px;
    border: 1px solid var(--class-border);
    border-radius: 999px;
    background: #fff;
    color: var(--class-muted);
    font: inherit;
    font-size: .78rem;
    font-weight: 750;
    cursor: pointer;
}

.class-recording-tab.is-active {
    border-color: var(--class-accent);
    background: var(--class-accent);
    color: #fff;
}

.class-player iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.class-chapters {
    padding: 26px 32px 30px;
    border-top: 1px solid var(--class-border);
    background: #fbfbf8;
}

.class-chapters--mobile {
    display: none;
}

.class-chapters--desktop {
    max-height: calc(100vh - 104px);
    padding: 22px 18px 24px;
    overflow-y: auto;
}

.class-chapters.is-hidden {
    display: none;
}

.class-chapters__heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 16px;
}

.class-chapters__heading h3 {
    margin: 0;
    font: 650 1.3rem/1.2 "Space Grotesk", sans-serif;
}

.class-chapters__heading > span {
    color: var(--class-muted);
    font-size: .78rem;
    font-weight: 700;
}

.class-chapter-list {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.class-chapter {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 11px;
    width: 100%;
    min-height: 48px;
    padding: 10px 12px;
    border: 1px solid transparent;
    border-radius: 11px;
    background: transparent;
    color: var(--class-ink);
    font: inherit;
    text-align: left;
    cursor: pointer;
}

.class-chapter:hover,
.class-chapter:focus-visible {
    border-color: var(--class-border);
    background: #fff;
}

.class-chapter.is-active {
    border-color: rgba(130, 65, 130, .2);
    background: rgba(130, 65, 130, .08);
}

.class-chapter time {
    color: var(--class-accent);
    font: 750 .73rem/1 "Space Grotesk", sans-serif;
    font-variant-numeric: tabular-nums;
}

.class-chapter span {
    font-size: .82rem;
    font-weight: 650;
    line-height: 1.35;
}

.class-chapter i {
    color: var(--class-accent);
    opacity: 0;
}

.class-chapter:hover i,
.class-chapter:focus-visible i,
.class-chapter.is-active i {
    opacity: 1;
}

.class-panel--live {
    border-color: #e2c0c0;
    background: linear-gradient(140deg, #fff 45%, #fff2f2);
}

.class-panel--next {
    background: linear-gradient(140deg, #fff 45%, #f3edf3);
}

.class-panel--pending-recording {
    display: grid;
    justify-items: start;
}

.class-section-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
    margin-bottom: 24px;
}

.class-section-heading .class-eyebrow {
    margin-bottom: 7px;
}

.class-text-link {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: .8rem;
    white-space: nowrap;
}

.class-sessions {
    display: grid;
    gap: 0;
    margin: 0;
    padding: 0;
    list-style: none;
}

.class-sessions li {
    position: relative;
    display: grid;
    grid-template-columns: 42px 1fr;
    gap: 14px;
    align-items: start;
    padding: 0 0 24px;
}

.class-sessions li:last-child {
    padding-bottom: 0;
}

.class-sessions li:not(:last-child)::after {
    position: absolute;
    top: 36px;
    bottom: 4px;
    left: 17px;
    width: 1px;
    background: var(--class-border);
    content: "";
}

.class-session-number {
    display: grid;
    width: 36px;
    height: 36px;
    place-items: center;
    border: 1px solid #d7c2d7;
    border-radius: 12px;
    background: #f5eef5;
    color: var(--class-accent);
    font-size: .78rem;
    font-weight: 850;
}

.class-sessions h3,
.class-empty h3 {
    margin: 2px 0 5px;
    color: var(--class-ink);
    font: 700 1rem/1.3 "Space Grotesk", sans-serif;
}

.class-sessions p,
.class-empty p {
    margin: 0;
    color: var(--class-muted);
    font-size: .84rem;
}

.class-resources {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}

.class-resource {
    display: grid;
    grid-template-columns: 42px minmax(0, 1fr) auto;
    align-items: center;
    gap: 12px;
    min-height: 82px;
    padding: 14px;
    border: 1px solid var(--class-border);
    border-radius: 14px;
    color: var(--class-ink);
    text-decoration: none;
    transition: border-color .18s ease, transform .18s ease, box-shadow .18s ease;
}

.class-resource:hover {
    transform: translateY(-2px);
    border-color: #c7a6c7;
    box-shadow: 0 12px 26px rgba(16, 33, 31, .07);
}

.class-resource__icon {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border-radius: 12px;
    background: #f2eaf2;
    color: var(--class-accent);
    font-size: 1.05rem;
}

.class-resource__copy {
    display: grid;
    min-width: 0;
    gap: 4px;
}

.class-resource__copy strong {
    overflow: hidden;
    font-size: .84rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.class-resource__copy small {
    overflow: hidden;
    color: var(--class-muted);
    font-size: .72rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.class-resource > .bi-arrow-up-right {
    color: #8a9692;
}

.class-empty {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px;
    border: 1px dashed #cfd2c9;
    border-radius: 14px;
    background: #fafaf7;
}

.class-empty > i {
    color: #8a9692;
    font-size: 1.35rem;
}

.class-sidebar {
    position: sticky;
    top: 84px;
    display: grid;
    gap: 14px;
}

.class-sidebar-card {
    padding: 24px;
    border-radius: 18px;
}

.class-facts {
    display: grid;
    margin: 6px 0 22px;
}

.class-facts div {
    display: grid;
    grid-template-columns: 72px 1fr;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--class-soft);
}

.class-facts dt {
    color: #89938f;
    font-size: .7rem;
    font-weight: 750;
}

.class-facts dd {
    margin: 0;
    color: var(--class-ink);
    font-size: .76rem;
    font-weight: 750;
    line-height: 1.45;
}

.class-sidebar-copy {
    margin: 12px 0 0;
    color: var(--class-muted);
    font-size: .8rem;
    line-height: 1.7;
}

.class-help {
    margin: 2px 4px;
    text-align: center;
}

.class-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 46px;
    padding: 0 18px;
    border: 0;
    border-radius: 11px;
    background: var(--class-accent);
    color: #fff;
    font: 800 .86rem/1 "Plus Jakarta Sans", sans-serif;
    text-decoration: none;
    cursor: pointer;
    transition: background .18s ease, transform .18s ease;
}

.class-button:hover {
    transform: translateY(-1px);
    background: var(--class-accent-dark);
}

.class-button--secondary {
    border: 1px solid var(--class-border);
    background: #fff;
    color: var(--class-ink);
}

.class-button--secondary:hover {
    background: var(--class-soft);
}

.class-button--full {
    width: 100%;
}

.class-button--whatsapp {
    background: #128c4a;
}

.class-button--whatsapp:hover {
    background: #0e733d;
}

.class-button--telegram {
    background: #208fc6;
}

.class-button--telegram:hover {
    background: #1779aa;
}

.class-form {
    display: grid;
    width: min(100%, 360px);
    gap: 9px;
}

.class-form label {
    color: #37413f;
    font-size: .76rem;
    font-weight: 800;
}

.class-form input {
    min-height: 46px;
    padding: 0 13px;
    border: 1px solid var(--class-border);
    border-radius: 10px;
    background: #fff;
    color: var(--class-ink);
    font: 600 .88rem/1 "Plus Jakarta Sans", sans-serif;
}

.class-form input:focus {
    border-color: var(--class-accent);
    outline: 3px solid rgba(130, 65, 130, .12);
}

.class-status-note {
    min-height: 1.2em;
    margin: 12px 0 0;
    color: var(--class-muted);
    font-size: .78rem;
}

.class-closed {
    color: #9f2424;
    font-weight: 750;
}

@media (max-width: 900px) {
    .class-layout {
        grid-template-columns: 1fr;
    }

    .class-sidebar {
        position: static;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .class-help {
        grid-column: 1 / -1;
    }

    .class-chapters--desktop {
        display: none;
    }

    .class-chapters--mobile:not(.is-hidden) {
        display: block;
    }
}

@media (max-width: 680px) {
    .class-shell {
        width: min(calc(100% - 24px), 1180px);
        padding: 24px 0 72px;
    }

    .class-hero {
        min-height: 330px;
        align-items: flex-start;
        flex-direction: column;
        justify-content: flex-end;
        padding: 28px 22px;
        border-radius: 22px;
    }

    .class-hero h1 {
        margin-bottom: 18px;
        font-size: clamp(2.2rem, 12vw, 3.4rem);
    }

    .class-hero__meta {
        display: grid;
        gap: 9px;
    }

    .class-phase {
        white-space: normal;
    }

    .class-nav {
        justify-content: flex-start;
        width: calc(100% - 20px);
        margin-bottom: 22px;
    }

    .class-panel,
    .class-sidebar-card {
        padding: 24px 20px;
        border-radius: 18px;
    }

    .class-panel--recording {
        padding: 0;
    }

    .class-panel--recording .class-section-heading {
        align-items: flex-start;
        padding: 24px 20px 18px;
    }

    .class-recording-tabs {
        padding: 0 20px 16px;
    }

    .class-chapters {
        padding: 22px 20px 24px;
    }

    .class-section-heading {
        align-items: flex-start;
        flex-direction: column;
    }

    .class-resources,
    .class-sidebar {
        grid-template-columns: 1fr;
    }

    .class-button {
        width: 100%;
    }

    .class-text-link {
        padding: 8px 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    .class-button,
    .class-resource {
        transition: none;
    }
}