:root {
    --bg: #f3efe6;
    --surface: #fffdf8;
    --ink: #161410;
    --muted: #6b6458;
    --line: #e4ddd0;
    --sidebar: var(--brand-secondary);
    --radius: 14px;
    --shadow: 0 12px 40px rgba(15, 23, 42, 0.08);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
    color: var(--ink);
    background: var(--bg);
    min-height: 100vh;
}
a { color: var(--brand-primary); text-decoration: none; }
img { max-width: 100%; }
h1, h2, h3, .btn, .brand-logo-text, .stat-card strong, .plan-price {
    font-family: "Avenir Next", "Segoe UI", sans-serif;
}
.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 12px;
    color: var(--brand-primary);
    margin: 0 0 8px;
}
.muted, .fine-print { color: var(--muted); }
.lede { font-size: 1.2rem; line-height: 1.6; max-width: 36rem; }

.brand-lockup { display: flex; align-items: center; gap: 12px; color: inherit; }
.brand-name { font-family: "Avenir Next", "Segoe UI", sans-serif; font-weight: 700; }
.brand-logo { max-height: 36px; width: auto; display: block; }
.brand-logo--sidebar { max-height: 28px; }
.brand-logo--login { max-height: 48px; }
.brand-logo-text { font-weight: 800; color: var(--brand-primary); }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 999px;
    padding: 0.75rem 1.1rem;
    font-weight: 700;
    cursor: pointer;
    background: transparent;
}
.btn-primary { background: var(--brand-primary); color: #fff; }
.btn-ghost { border: 1px solid var(--line); color: var(--ink); background: #fff; }
.btn-block { width: 100%; }
.btn-google {
    background: #fff;
    border: 1px solid var(--line);
    color: var(--ink);
    margin-top: 10px;
}
.auth-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 16px 0 6px;
    color: var(--muted);
    font-size: 13px;
}
.auth-divider::before,
.auth-divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--line);
}

.public-header, .public-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 7vw;
}
.public-nav { display: flex; gap: 18px; align-items: center; }
.public-footer { border-top: 1px solid var(--line); color: var(--muted); gap: 24px; }
.public-footer a { display: block; color: var(--muted); }
.footer-links { display: grid; gap: 6px; text-align: right; }
.legal-page { max-width: 44rem; padding: 2rem 7vw 5rem; }
.legal-page h1 { margin-bottom: 0.3rem; }
.legal-page h2 { margin-top: 2rem; }
.legal-page p, .legal-page li { line-height: 1.65; }

.hero, .pricing-preview, .page-intro { padding: 4rem 7vw; }
.hero { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; align-items: center; }
.hero-panel, .content-card, .plan-card, .stat-card, .login-card, .error-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
}
.hero-actions, .action-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 20px; }
.plan-grid, .stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 18px; }
.plan-price { font-size: 2rem; margin: 8px 0; }
.plan-price span { font-size: 0.9rem; color: var(--muted); }
.limit-list div { display: flex; justify-content: space-between; border-top: 1px solid var(--line); padding: 8px 0; }
.chip {
    display: inline-flex;
    align-items: center;
    padding: 0.4rem 0.75rem;
    border-radius: 999px;
    background: color-mix(in srgb, var(--brand-primary) 12%, white);
    color: var(--brand-primary);
    font-family: "Avenir Next", "Segoe UI", sans-serif;
    font-size: 13px;
}

.app-body { display: grid; grid-template-columns: 260px 1fr; min-height: 100vh; }
.sidebar {
    background: var(--sidebar);
    color: #e5e7eb;
    padding: 24px 18px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.brand-lockup--sidebar { color: #fff; align-items: flex-start; }
.brand-lockup--sidebar small { display: block; color: #94a3b8; }
.sidebar-nav { display: flex; flex-direction: column; gap: 6px; }
.sidebar-nav a, .sidebar-admin a {
    color: #cbd5e1;
    padding: 10px 12px;
    border-radius: 10px;
    font-family: "Avenir Next", "Segoe UI", sans-serif;
}
.sidebar-nav a.is-active, .sidebar-nav a:hover {
    background: color-mix(in srgb, var(--brand-primary) 80%, black);
    color: #fff;
}
.sidebar-admin { margin-top: auto; border-top: 1px solid rgba(255,255,255,0.12); padding-top: 16px; }
.sidebar-admin p { margin: 0 0 8px; color: #94a3b8; font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; }
.app-shell { min-width: 0; }
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 32px 8px;
}
.app-header h1 { margin: 0; font-size: 1.5rem; }
.app-header-actions { display: flex; align-items: center; gap: 12px; }
.app-main { padding: 8px 32px 40px; display: grid; gap: 18px; }

.login-shell { display: grid; grid-template-columns: 1.1fr 0.9fr; min-height: 100vh; }
.login-visual {
    background: var(--brand-secondary);
    background-size: cover;
    background-position: center;
    color: #fff;
    display: flex;
    align-items: flex-end;
    position: relative;
}
.login-visual::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.15), rgba(15, 23, 42, 0.78));
}
.login-visual-inner { padding: 48px; max-width: 32rem; position: relative; z-index: 1; }
.login-panel { display: grid; place-items: center; padding: 32px; }
.login-card { width: min(420px, 100%); }
.stack { display: grid; gap: 14px; }
label { display: grid; gap: 6px; font-size: 14px; }
input, textarea, select {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 0.75rem 0.85rem;
    font: inherit;
    background: #fff;
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .wide { grid-column: 1 / -1; }
.alert { padding: 12px 14px; border-radius: 10px; margin-bottom: 16px; }
.alert-error { background: #fee2e2; color: #991b1b; }
.alert-success { background: #dcfce7; color: #166534; }
.error-card { max-width: 420px; margin: 12vh auto; text-align: center; }
.channel-hero { display: grid; grid-template-columns: 96px 1fr; gap: 20px; align-items: start; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); }
.channel-avatar { width: 96px; height: 96px; border-radius: 50%; object-fit: cover; }
.video-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; }
.video-card { display: grid; gap: 8px; color: inherit; }
.video-card img { width: 100%; border-radius: 10px; aspect-ratio: 16/9; object-fit: cover; }
.video-card span { color: var(--muted); font-size: 13px; }
.table-wrap { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.source-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.source-list li { display: flex; justify-content: space-between; gap: 16px; border-bottom: 1px solid var(--line); padding-bottom: 8px; }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }

@media (max-width: 900px) {
    .hero, .login-shell, .app-body, .form-grid { grid-template-columns: 1fr; }
    .sidebar { position: sticky; top: 0; }
    .public-header, .hero, .pricing-preview, .page-intro, .app-header, .app-main { padding-left: 20px; padding-right: 20px; }
}