:root {
    --color-bg: #f6f8fb;
    --color-surface: #ffffff;
    --color-surface-alt: #eef4fb;
    --color-text: #132033;
    --color-muted: #5a6a7f;
    --color-line: #d9e2ef;
    --color-primary: #1167d8;
    --color-primary-dark: #0c4fa6;
    --color-accent: #16a085;
    --color-live: #e1273f;
    --color-warning: #b26b00;
    --shadow-soft: 0 18px 50px rgba(22, 42, 70, 0.12);
    --radius-card: 8px;
    --radius-control: 8px;
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 24px;
    --space-6: 32px;
    --space-7: 48px;
    --space-8: 72px;
    --font-base: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-base);
    line-height: 1.7;
}

a {
    color: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

.skip-link {
    position: absolute;
    left: var(--space-4);
    top: -80px;
    z-index: 20;
    background: var(--color-text);
    color: #fff;
    padding: var(--space-2) var(--space-3);
}

.skip-link:focus {
    top: var(--space-4);
}

.site-shell {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid var(--color-line);
    backdrop-filter: blur(16px);
}

.site-header--seller {
    background: #00A8AF;
    border-bottom-color: rgba(255, 255, 255, 0.24);
}

.site-header--seller .site-nav a,
.site-header--seller .brand {
    color: #fff;
}

.site-header--seller .site-nav a:hover {
    color: #fff;
    text-decoration: underline;
    text-underline-offset: 4px;
}

.site-header__inner {
    min-height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    min-height: 44px;
    text-decoration: none;
    font-weight: 800;
}

.portal-badge {
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    padding: 3px 9px;
    border: 1px solid rgba(255, 255, 255, 0.64);
    border-radius: 999px;
    color: #fff;
    font-size: 11px;
    font-weight: 900;
    letter-spacing: 0.08em;
    white-space: nowrap;
}

.brand-logo {
    position: relative;
    display: inline-flex;
    align-items: center;
    width: 148px;
    max-width: 42vw;
    aspect-ratio: 1381 / 371;
}

.brand-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.brand-logo__fallback {
    position: absolute;
    inset: 0;
    z-index: -1;
    display: flex;
    align-items: center;
    color: var(--color-text);
    font-weight: 900;
    letter-spacing: 0;
}

.brand-logo--footer .brand-logo__fallback {
    color: #fff;
}

.site-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: var(--space-1) var(--space-4);
    font-size: 14px;
    font-weight: 700;
}

.site-nav a {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    color: var(--color-muted);
}

.site-nav a:hover {
    color: var(--color-primary);
}

.section {
    padding: var(--space-8) 0;
}

.section--soft {
    background: var(--color-surface-alt);
}

.hero {
    min-height: calc(100svh - 70px);
    display: grid;
    align-items: center;
    overflow: hidden;
    background:
        linear-gradient(110deg, rgba(246, 248, 251, 0.95) 0%, rgba(246, 248, 251, 0.88) 48%, rgba(246, 248, 251, 0.62) 100%),
        repeating-linear-gradient(90deg, rgba(17, 103, 216, 0.09) 0 1px, transparent 1px 88px),
        repeating-linear-gradient(0deg, rgba(19, 32, 51, 0.07) 0 1px, transparent 1px 72px);
}

.hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
    gap: var(--space-7);
    align-items: center;
}

.eyebrow,
.demo-label {
    margin: 0 0 var(--space-2);
    color: var(--color-primary);
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
}

h1,
h2,
h3,
p {
    overflow-wrap: anywhere;
}

h1 {
    margin: 0;
    font-size: 72px;
    line-height: 1.05;
    letter-spacing: 0;
}

h2 {
    margin: 0;
    font-size: 40px;
    line-height: 1.2;
    letter-spacing: 0;
}

h3 {
    margin: 0;
    font-size: 18px;
    line-height: 1.35;
    letter-spacing: 0;
}

.hero__lead {
    max-width: 680px;
    margin: var(--space-5) 0 0;
    color: var(--color-muted);
    font-size: 18px;
}

.hero__actions,
.card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-top: var(--space-5);
}

.button,
.icon-button {
    min-height: 44px;
    border: 1px solid transparent;
    border-radius: var(--radius-control);
    font: inherit;
    font-weight: 800;
    text-decoration: none;
    cursor: pointer;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 16px;
}

.button--primary {
    background: var(--color-primary);
    color: #fff;
}

.button--primary:hover {
    background: var(--color-primary-dark);
}

.button--secondary {
    background: #fff;
    border-color: var(--color-line);
    color: var(--color-text);
}

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

.button:disabled,
.icon-button:disabled {
    cursor: default;
    opacity: 0.72;
}

.icon-button {
    width: 44px;
    background: #fff;
    border-color: var(--color-line);
    color: var(--color-primary);
    font-size: 20px;
}

.hero__visual {
    min-height: 520px;
    display: grid;
    align-items: center;
}

.hero-live-panel {
    overflow: hidden;
    border: 1px solid var(--color-line);
    border-radius: var(--radius-card);
    background: var(--color-surface);
    box-shadow: var(--shadow-soft);
}

.hero-live-panel__media {
    min-height: 280px;
    position: relative;
    background:
        linear-gradient(140deg, rgba(17, 103, 216, 0.86), rgba(22, 160, 133, 0.75)),
        repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.18) 0 12px, transparent 12px 24px);
}

.hero-live-panel__body {
    padding: var(--space-5);
}

.hero-live-panel__body h2 {
    font-size: 24px;
}

.badge,
.status-pill {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 800;
}

.badge--live {
    background: var(--color-live);
    color: #fff;
}

.hero-live-panel .badge--live,
.live-card__thumb .badge--live {
    position: absolute;
    left: var(--space-4);
    top: var(--space-4);
}

.section-heading {
    margin-bottom: var(--space-5);
}

.section-heading--inline {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: var(--space-4);
}

.text-link {
    color: var(--color-primary);
    font-weight: 800;
    text-decoration: none;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-4);
}

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

.live-card,
.seller-card {
    overflow: hidden;
    border: 1px solid var(--color-line);
    border-radius: var(--radius-card);
    background: var(--color-surface);
}

.live-card__thumb {
    position: relative;
    min-height: 220px;
}

.live-card__thumb--blue {
    background:
        linear-gradient(145deg, rgba(17, 103, 216, 0.85), rgba(246, 248, 251, 0.2)),
        repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.18) 0 10px, transparent 10px 22px);
}

.demo-label--on-media {
    position: absolute;
    right: var(--space-4);
    bottom: var(--space-4);
    color: #fff;
}

.live-card__body,
.seller-card {
    padding: var(--space-5);
}

.live-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
    color: var(--color-muted);
    font-size: 13px;
    font-weight: 700;
}

.inline-facts,
.stacked-facts {
    margin: var(--space-4) 0 0;
}

.inline-facts {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
}

dt {
    color: var(--color-muted);
    font-size: 12px;
    font-weight: 800;
}

dd {
    margin: 0;
    font-weight: 800;
}

.empty-state {
    margin: 0;
    padding: var(--space-5);
    border: 1px dashed var(--color-line);
    border-radius: var(--radius-card);
    background: var(--color-surface);
    color: var(--color-muted);
}

.schedule-list {
    list-style: none;
    display: grid;
    gap: var(--space-3);
    margin: 0;
    padding: 0;
}

.schedule-item {
    display: grid;
    grid-template-columns: 72px 92px minmax(0, 1fr);
    gap: var(--space-4);
    align-items: center;
    padding: var(--space-4);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-card);
    background: var(--color-surface);
}

.schedule-item__time {
    font-size: 20px;
    font-weight: 900;
}

.schedule-item__body p {
    margin: var(--space-1) 0 0;
    color: var(--color-muted);
}

.status-live {
    background: rgba(225, 39, 63, 0.12);
    color: var(--color-live);
}

.status-upcoming {
    background: rgba(17, 103, 216, 0.12);
    color: var(--color-primary);
}

.status-ended {
    background: #eef0f3;
    color: var(--color-muted);
}

.status-changed {
    background: rgba(178, 107, 0, 0.12);
    color: var(--color-warning);
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: var(--space-3);
}

.category-tile {
    min-height: 132px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: var(--space-4);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-card);
    background: var(--color-surface);
    text-decoration: none;
    font-weight: 900;
}

.category-tile:hover {
    border-color: var(--color-primary);
}

.category-tile__mark,
.seller-logo {
    display: grid;
    place-items: center;
    border-radius: var(--radius-control);
    background: var(--color-surface-alt);
    color: var(--color-primary);
    font-weight: 900;
}

.category-tile__mark {
    width: 42px;
    height: 42px;
}

.seller-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
}

.seller-logo {
    width: 58px;
    height: 58px;
}

.stacked-facts {
    display: grid;
    gap: var(--space-2);
}

.stacked-facts div {
    display: flex;
    justify-content: space-between;
    gap: var(--space-3);
    border-top: 1px solid var(--color-line);
    padding-top: var(--space-2);
}

.split-section {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    gap: var(--space-7);
}

.rich-text p {
    margin: 0 0 var(--space-4);
    color: var(--color-muted);
    font-size: 17px;
}

.section--cta {
    background: var(--color-text);
    color: #fff;
}

.seller-cta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
    align-items: center;
}

.seller-cta p,
.site-footer p {
    color: rgba(255, 255, 255, 0.78);
}

.feature-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
    margin: 0;
    padding: 0;
    list-style: none;
}

.feature-list li {
    padding: var(--space-3);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-card);
}

.site-footer {
    padding: var(--space-7) 0 var(--space-5);
    background: #0c1524;
    color: #fff;
}

.brand--footer {
    color: #fff;
}

.site-footer__grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: var(--space-6);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-3);
}

.footer-links a,
.footer-links span {
    color: rgba(255, 255, 255, 0.78);
    text-decoration: none;
}

.copyright {
    margin-top: var(--space-6);
    color: rgba(255, 255, 255, 0.62);
}

.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    padding: var(--space-4) 0 0;
    color: var(--color-muted);
    font-size: 14px;
    font-weight: 700;
}

.breadcrumb a {
    color: var(--color-primary);
    text-decoration: none;
}

.breadcrumb span::before {
    content: ">";
    margin-right: var(--space-2);
    color: var(--color-muted);
}

.demo-notice,
.assist-note {
    margin-top: var(--space-4);
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-card);
    background: var(--color-surface);
    color: var(--color-muted);
}

.demo-notice--preview {
    border-color: rgba(178, 107, 0, 0.32);
    background: rgba(178, 107, 0, 0.08);
    color: var(--color-warning);
}

.seller-hero {
    padding-top: var(--space-5);
}

.seller-cover {
    min-height: 310px;
    display: grid;
    place-items: center;
    overflow: hidden;
    border-radius: var(--radius-card);
    color: rgba(255, 255, 255, 0.82);
    font-weight: 900;
    aspect-ratio: 16 / 5;
}

.seller-cover--style {
    background:
        linear-gradient(135deg, rgba(17, 103, 216, 0.92), rgba(22, 160, 133, 0.74)),
        repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.22) 0 16px, transparent 16px 32px);
}

.seller-profile {
    display: grid;
    grid-template-columns: 120px minmax(0, 1fr);
    gap: var(--space-5);
    align-items: start;
    margin-top: calc(var(--space-7) * -1);
    padding: 0 var(--space-5);
}

.seller-profile__logo {
    display: grid;
    width: 120px;
    height: 120px;
    place-items: center;
    border: 6px solid var(--color-bg);
    border-radius: var(--radius-card);
    background: var(--color-surface);
    box-shadow: var(--shadow-soft);
    color: var(--color-primary);
    font-size: 34px;
    font-weight: 900;
}

.seller-profile h1 {
    font-size: 48px;
}

.seller-profile > div:last-child {
    padding: var(--space-5);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-card);
    background: var(--color-surface);
    box-shadow: var(--shadow-soft);
}

.tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.tag {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 3px 10px;
    border-radius: 999px;
    background: var(--color-surface-alt);
    color: var(--color-primary);
    font-size: 12px;
    font-weight: 900;
}

.seller-live-card {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
}

.seller-info-list {
    width: 100%;
}

.schedule-item--card {
    grid-template-columns: 150px 92px minmax(0, 1fr) auto;
}

@media (max-width: 900px) {
    h1 {
        font-size: 54px;
    }

    h2 {
        font-size: 34px;
    }

    .site-header__inner,
    .section-heading--inline,
    .split-section,
    .seller-cta,
    .site-footer__grid {
        grid-template-columns: 1fr;
    }

    .site-header__inner {
        display: grid;
        padding: var(--space-3) 0;
    }

    .site-nav {
        justify-content: flex-start;
    }

    .hero {
        min-height: auto;
        padding: var(--space-7) 0;
    }

    .hero__grid,
    .card-grid,
    .card-grid--live,
    .seller-live-card {
        grid-template-columns: 1fr;
    }

    .hero__visual {
        min-height: auto;
    }

    .category-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .seller-profile {
        grid-template-columns: 1fr;
        margin-top: var(--space-4);
        padding: 0;
    }

    .seller-profile h1 {
        font-size: 40px;
    }

    .schedule-item--card {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 620px) {
    h1 {
        font-size: 42px;
    }

    h2 {
        font-size: 28px;
    }

    .site-shell {
        width: min(100% - 24px, 1120px);
    }

    .section {
        padding: var(--space-7) 0;
    }

    .hero__actions,
    .card-actions {
        flex-direction: column;
    }

    .button {
        width: 100%;
    }

    .schedule-item {
        grid-template-columns: 1fr;
        gap: var(--space-2);
    }

    .seller-cover {
        min-height: 220px;
        aspect-ratio: 4 / 3;
    }

    .seller-profile h1 {
        font-size: 34px;
    }

    .category-grid,
    .feature-list,
    .footer-links {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 380px) {
    .site-shell {
        width: min(100% - 20px, 1120px);
    }

    .site-nav {
        gap: 0 var(--space-3);
    }

    .category-grid,
    .feature-list,
    .footer-links {
        grid-template-columns: 1fr;
    }
}