:root {
    --primary: #002c2f;
    --secondary: #134346;
    --accent: #f0f3ff;
    --background: #f9f9ff;
    --card: #ffffff;
    --muted: #3d5252;
    --cta: #993b7d;
    --cta-hover: #7a2e63;
    --cta-light: #f5e8f1;
    --destructive: #b91c1c;
    --border: #a8c5c6;
    --shadow: 0 24px 64px rgba(0, 44, 47, 0.12);
}
* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: 'Inter', sans-serif;
    color: #102223;
    background:
        radial-gradient(circle at top right, rgba(153, 59, 125, 0.08), transparent 22%),
        linear-gradient(180deg, #f7fbfb 0%, var(--background) 100%);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, select, textarea { font: inherit; }

/* Fallback utility sizes used by inline SVG icons when Tailwind CSS is not loaded. */
.w-4 { width: 1rem; }
.h-4 { height: 1rem; }
.w-5 { width: 1.25rem; }
.h-5 { height: 1.25rem; }
.w-10 { width: 2.5rem; }
.h-10 { height: 2.5rem; }
.w-12 { width: 3rem; }
.h-12 { height: 3rem; }

.sidebar-link svg,
.collapse-toggle svg,
.icon-button svg,
.text-link svg,
.inline-meta svg {
    flex-shrink: 0;
}
.collapse-toggle svg { transition: transform 0.25s ease; }
.sidebar.is-collapsed .collapse-toggle svg { transform: rotate(180deg); }
.app-shell { display: flex; min-height: 100vh; }
.app-main { flex: 1; min-width: 0; }
.page-wrap { padding: 32px; max-width: 1480px; margin: 0 auto; }
.mobile-topbar { display: none; align-items: center; justify-content: space-between; padding: 16px 20px; background: rgba(255,255,255,0.9); backdrop-filter: blur(18px); border-bottom: 1px solid rgba(168,197,198,0.5); position: sticky; top: 0; z-index: 20; }
.brand-inline { display: flex; align-items: center; gap: 12px; font-family: 'Manrope', sans-serif; }
.sidebar { width: 280px; background: linear-gradient(180deg, #002c2f 0%, #134346 100%); color: #dceaea; padding: 24px 18px; position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; gap: 18px; }
.sidebar.is-collapsed { width: 92px; }
.sidebar-brand { display: flex; align-items: center; gap: 14px; }
.brand-badge { width: 42px; height: 42px; border-radius: 8px; background: rgba(255,255,255,0.12); display: inline-flex; align-items: center; justify-content: center; font-family: 'Manrope', sans-serif; font-weight: 800; color: #fff; }
.sidebar-brand strong, .page-header h1, .card h2, .card h3, .auth-copy h1 { font-family: 'Manrope', sans-serif; }
.sidebar-brand small { display: block; opacity: 0.68; }
.sidebar-section { font-size: 12px; text-transform: uppercase; letter-spacing: 0.2em; opacity: 0.55; margin-top: 8px; }
.sidebar-nav { display: grid; gap: 8px; }
.sidebar-link { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 10px; color: rgba(255,255,255,0.7); transition: 0.2s ease; }
.sidebar-link:hover, .sidebar-link.is-active { background: rgba(255,255,255,0.08); color: #fff; }
.sidebar-footer { margin-top: auto; display: grid; gap: 12px; padding-top: 14px; border-top: 1px solid rgba(255,255,255,0.12); }
.sidebar-footer small { display: block; opacity: 0.65; }
.collapse-toggle, .icon-button { border: 0; background: #fff; color: var(--primary); width: 34px; height: 34px; border-radius: 999px; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; }
.collapse-toggle { align-self: flex-end; }
.mobile-drawer { position: fixed; inset: 0; z-index: 40; }
.mobile-overlay { position: absolute; inset: 0; background: rgba(15, 23, 42, 0.45); }
.mobile-panel { position: relative; width: min(320px, 88vw); height: 100%; background: linear-gradient(180deg, #002c2f 0%, #134346 100%); color: #fff; padding: 24px 18px; display: flex; flex-direction: column; gap: 20px; }
.page-header, .section-heading, .section-actions, .card-footer-row, .card-meta-row, .chat-input-row, .button-group { display: flex; align-items: center; gap: 14px; }
.page-header, .section-heading.between { justify-content: space-between; }
.page-header { margin-bottom: 28px; flex-wrap: wrap; }
.page-header h1 { margin: 0; font-size: clamp(2rem, 4vw, 3rem); line-height: 1; }
.page-header p, .muted-text, .card p, .auth-copy p { color: var(--muted); }
.section-stack { display: grid; gap: 22px; margin-bottom: 28px; }
.stat-grid, .card-grid, .split-grid, .chart-grid, .form-grid { display: grid; gap: 18px; }
.stat-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.stat-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.split-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.chart-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card, .auth-card, .stat-card { background: rgba(255,255,255,0.9); border: 1px solid rgba(168,197,198,0.6); border-radius: 24px; box-shadow: var(--shadow); }
.card { overflow: hidden; }
.card-body, .form-card, .table-card, .chart-card, .auth-card, .subscription-banner, .stat-card { padding: 22px; }
.stat-card { display: grid; gap: 10px; }
.stat-card strong { font-size: 2rem; font-family: 'Manrope', sans-serif; }
.stat-card-dark { background: linear-gradient(135deg, #002c2f 0%, #134346 100%); color: #fff; }
.stat-icon { width: 48px; height: 48px; border-radius: 16px; display: inline-flex; align-items: center; justify-content: center; background: rgba(255,255,255,0.18); }
.stat-icon-secondary { background: rgba(19,67,70,0.12); color: var(--secondary); }
.stat-icon-muted { background: rgba(0,44,47,0.1); color: var(--primary); }
.stat-icon-cta { background: var(--cta-light); color: #6b1a54; }
.badge { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 8px 12px; border-radius: 999px; font-size: 0.82rem; font-weight: 600; }
.badge-secondary { background: rgba(19,67,70,0.12); color: var(--secondary); }
.badge-soft { background: rgba(0,44,47,0.08); color: var(--primary); }
.badge-cta { background: var(--cta-light); color: #6b1a54; }
.floating-badge { position: absolute; top: 16px; left: 16px; }
.btn { border: 0; border-radius: 14px; padding: 12px 16px; font-weight: 600; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; gap: 10px; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: #041f21; }
.btn-secondary { background: rgba(0,44,47,0.08); color: var(--primary); }
.btn-cta { background: var(--cta); color: #fff; }
.btn-cta:hover { background: var(--cta-hover); }
.btn-danger { background: rgba(185,28,28,0.12); color: var(--destructive); }
.btn-block { width: 100%; }
.field, .form-stack, .auth-form-stack, .list-stack { display: grid; gap: 10px; }
.field span { font-size: 0.88rem; font-weight: 600; color: var(--primary); }
.field-grow { flex: 1; }
input, select, textarea { width: 100%; border: 1px solid rgba(168,197,198,0.85); border-radius: 14px; padding: 14px 15px; background: #fff; }
input:disabled { background: #edf4f4; color: #4f6566; }
textarea { resize: vertical; }
.tab-row { display: flex; align-items: center; gap: 10px; }
.tab-row.wrap { flex-wrap: wrap; }
.tab-button { border: 1px solid rgba(168,197,198,0.8); background: rgba(255,255,255,0.75); color: var(--primary); border-radius: 999px; padding: 10px 15px; font-weight: 600; cursor: pointer; }
.tab-button.is-active { background: var(--secondary); border-color: var(--secondary); color: #fff; }
.empty-state { border: 2px dashed rgba(168,197,198,0.9); border-radius: 24px; padding: 32px; text-align: center; background: rgba(255,255,255,0.65); }
.empty-state.compact { padding: 24px; }
.empty-state.full-height { min-height: 60vh; display: grid; place-items: center; align-content: center; gap: 12px; }
.empty-icon { width: 72px; height: 72px; margin: 0 auto 16px; border-radius: 20px; background: rgba(0,44,47,0.08); color: var(--primary); display: grid; place-items: center; }
.training-card-media, .content-card-media, .detail-media { position: relative; min-height: 220px; background: linear-gradient(135deg, #002c2f 0%, #134346 100%); }
.training-card-media img, .content-card-media img, .detail-media img { width: 100%; height: 100%; object-fit: cover; }
.training-card-media-fallback, .content-card-media-fallback, .detail-media-fallback { display: grid; place-items: center; color: #fff; }
.training-card, .content-card { display: flex; flex-direction: column; }
.card-body h3, .detail-content h2 { margin: 0; font-size: 1.35rem; }
.card-body p, .detail-content p { margin: 0; line-height: 1.6; }
.inline-meta { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-size: 0.9rem; }
.detail-hero { display: grid; grid-template-columns: minmax(260px, 0.9fr) minmax(0, 1.4fr); overflow: visible; }
.detail-content { padding: 28px; display: grid; gap: 18px; }
.text-link { display: inline-flex; align-items: center; gap: 8px; color: var(--primary); font-weight: 600; margin-bottom: 18px; }
.filter-bar { display: flex; align-items: flex-end; gap: 16px; flex-wrap: wrap; }
.privacy-toggle-box, .list-item { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.privacy-toggle-box { background: rgba(240,243,255,0.5); padding: 18px; border-radius: 18px; }
.privacy-consent-stack { display: block; margin: 8px 0 24px; }
.privacy-consent-stack > * + * { margin-top: 18px; }
.switch { width: 64px; height: 36px; border: 0; background: rgba(168,197,198,0.8); border-radius: 999px; position: relative; cursor: pointer; padding: 0; }
.switch span { position: absolute; top: 4px; left: 4px; width: 28px; height: 28px; background: #fff; border-radius: 50%; transition: left 0.2s ease; }
.switch.is-on { background: var(--primary); }
.switch.is-on span { left: calc(100% - 32px); }
.info-box { border: 1px solid rgba(168,197,198,0.7); border-radius: 18px; padding: 18px; background: rgba(255,255,255,0.75); }
.prose-card { padding: 28px; line-height: 1.8; }
.prose-card h2 { margin-top: 0; color: var(--primary); }
.auth-body { min-height: 100vh; background: linear-gradient(135deg, #002c2f 0%, #0c3f42 45%, #f5e8f1 100%); }
.auth-shell { min-height: 100vh; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(420px, 0.9fr); }
.auth-panel { padding: 48px; display: flex; align-items: center; justify-content: center; position: relative; }
.auth-panel-brand {
    color: #fff;
    overflow: hidden;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 12px;
}
.auth-panel-brand h1 { font-size: clamp(2.8rem, 6vw, 5rem); margin: 0 0 18px; }
.auth-panel-brand p { max-width: 520px; color: rgba(255,255,255,0.8); font-size: 1.05rem; }
.auth-panel-form { background: rgba(249,249,255,0.94); }
.auth-card { width: min(100%, 460px); }
.auth-copy { display: grid; gap: 10px; margin-bottom: 24px; }
.auth-copy h1 { margin: 0; font-size: 2.2rem; }
.auth-links { display: grid; gap: 10px; margin-top: 18px; }
.auth-links a { color: var(--secondary); font-weight: 600; }
.eyebrow { display: inline-flex; width: fit-content; border-radius: 999px; padding: 8px 12px; background: rgba(255,255,255,0.12); letter-spacing: 0.1em; text-transform: uppercase; font-size: 0.72rem; }
.auth-panel-form .eyebrow { background: rgba(0,44,47,0.08); color: var(--primary); }
.auth-pattern { position: absolute; inset: auto -120px -120px auto; width: 320px; height: 320px; border-radius: 32px; background: linear-gradient(135deg, rgba(255,255,255,0.14), transparent); transform: rotate(18deg); }
.max-width-md { max-width: 640px; }
.top-gap { margin-top: 18px; }
.list-item { padding: 14px 0; border-bottom: 1px solid rgba(168,197,198,0.45); }
.list-item:last-child { border-bottom: 0; }
.avatar-circle { width: 44px; height: 44px; border-radius: 50%; background: rgba(0,44,47,0.08); display: grid; place-items: center; font-weight: 700; color: var(--primary); }
.stack-on-mobile { flex-wrap: wrap; }
.chat-card { padding: 24px; display: grid; gap: 16px; }
.chat-box { background: linear-gradient(180deg, rgba(240,243,255,0.6), rgba(255,255,255,0.9)); border: 1px solid rgba(168,197,198,0.6); border-radius: 18px; padding: 18px; min-height: 320px; max-height: 600px; overflow-y: auto; display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.chat-box .chat-message { max-width: 70%; width: fit-content; background: rgba(240,243,255,0.95); border-radius: 18px 18px 18px 4px; padding: 10px 14px; display: grid; gap: 4px; line-height: 1.35; }
.chat-box .chat-message.is-own { align-self: flex-end; margin-left: auto; background: var(--primary); color: #fff; border-radius: 18px 18px 4px 18px; }
.chat-box .chat-message small { opacity: 0.72; }
.chat-box .chat-message strong,
.chat-box .chat-message p,
.chat-box .chat-message small { margin: 0; }
.chat-input-row input { flex: 1; }
.chart-wrap { position: relative; min-height: 260px; }
.subscription-banner { display: flex; align-items: center; justify-content: space-between; gap: 18px; background: linear-gradient(135deg, rgba(0,44,47,0.08), rgba(255,255,255,0.9)); }
.tier-card { display: grid; gap: 12px; align-content: start; padding: 22px; }
.tier-card h3 { margin: 0; }
.tier-card .muted-text { margin: 0; }
.tier-card.is-current { outline: 2px solid var(--primary); }
.table-wrap { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td { text-align: left; padding: 14px 12px; border-bottom: 1px solid rgba(168,197,198,0.45); vertical-align: top; }
.inline-form { display: inline; }
.modal-backdrop { position: fixed; inset: 0; background: rgba(15,23,42,0.45); display: grid; place-items: center; padding: 20px; z-index: 50; }
.modal-card { width: min(100%, 640px); background: #fff; border-radius: 24px; padding: 24px; box-shadow: var(--shadow); }
.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
@media (max-width: 1200px) {
    .stat-grid-4, .card-grid-4, .chart-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .card-grid-3, .split-grid, .detail-hero, .auth-shell { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
    .desktop-only { display: none; }
    .mobile-topbar { display: flex; }
    .page-wrap { padding: 22px; }
    .stat-grid-3, .stat-grid-4, .card-grid-3, .card-grid-4, .chart-grid, .form-grid { grid-template-columns: 1fr; }
    .subscription-banner, .privacy-toggle-box, .list-item, .filter-bar, .page-header { align-items: stretch; flex-direction: column; }
    .chat-message { max-width: 100%; }
}