/* AqoonDocs — design system */
:root {
    --cu-navy: #0f172a;
    --cu-navy-mid: #1e293b;
    --cu-navy-light: #334155;
    --cu-slate: #475569;
    --cu-muted: #64748b;
    --cu-border: #e2e8f0;
    --cu-bg: #f8fafc;
    --cu-card: #ffffff;
    --cu-ice: #e8f2fa;
    --cu-ice-deep: #d4e8f7;
    --cu-green: #fa7317;
    --cu-green-hover: #e8680f;
    --cu-green-soft: #ffedd5;
    --cu-danger: #dc2626;
    --cu-warning: #d97706;
    --cu-font-serif: "Cormorant Garamond", "Georgia", serif;
    --cu-font-sans: "DM Sans", system-ui, sans-serif;
    --cu-radius: 12px;
    --cu-radius-sm: 8px;
    --cu-shadow: 0 1px 3px rgba(12, 26, 46, 0.06), 0 8px 24px rgba(12, 26, 46, 0.06);
    --cu-shadow-lg: 0 4px 24px rgba(12, 26, 46, 0.08);
}

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

body.cu-public {
    margin: 0;
    font-family: var(--cu-font-sans);
    font-size: 15px;
    line-height: 1.55;
    color: var(--cu-navy);
    background: var(--cu-bg);
    -webkit-font-smoothing: antialiased;
}

body.cu-admin {
    margin: 0;
    font-family: var(--cu-font-sans);
    font-size: 14px;
    line-height: 1.5;
    color: var(--cu-navy);
    background: var(--cu-bg);
    min-height: 100vh;
}

.cu-serif { font-family: var(--cu-font-serif); }

/* —— Public header —— */
.cu-header {
    background: var(--cu-card);
    border-bottom: 1px solid var(--cu-border);
    position: sticky;
    top: 0;
    z-index: 100;
}
.cu-header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0.85rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}
.cu-logo {
    font-family: var(--cu-font-serif);
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--cu-navy);
    text-decoration: none;
    letter-spacing: -0.02em;
}
.cu-logo:hover { color: var(--cu-navy-light); }

.cu-nav {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    flex-wrap: wrap;
}
.cu-nav a {
    color: var(--cu-slate);
    text-decoration: none;
    padding: 0.45rem 0.85rem;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.15s, background 0.15s;
}
.cu-nav a:hover { color: var(--cu-navy); background: var(--cu-bg); }
.cu-nav a.cu-nav-active {
    color: var(--cu-navy);
    text-decoration: underline;
    text-underline-offset: 6px;
    text-decoration-thickness: 2px;
}

.cu-header-actions {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}
.cu-search-wrap {
    position: relative;
}
.cu-search-wrap input {
    width: 200px;
    max-width: 40vw;
    padding: 0.45rem 0.85rem 0.45rem 2.25rem;
    border: 1px solid var(--cu-border);
    border-radius: 999px;
    font-size: 0.875rem;
    background: var(--cu-bg);
}
.cu-search-wrap .cu-search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.45;
    font-size: 0.9rem;
}

.btn-cu-admin {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1.1rem;
    background: var(--cu-navy);
    color: #fff !important;
    border: none;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.15s;
}
.btn-cu-admin:hover { background: var(--cu-navy-light); color: #fff !important; }

.cu-header-nav-desktop { display: none; }
.cu-header-actions-desktop { display: none; }
.cu-header-admin-link {
    color: var(--cu-navy);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 600;
    padding: 0.35rem 0.25rem;
    white-space: nowrap;
}
.cu-header-admin-link:hover {
    text-decoration: underline;
    text-underline-offset: 4px;
}

/* —— Layout —— */
.cu-main { min-height: calc(100vh - 140px); }
.cu-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}
.cu-container-narrow { max-width: 720px; margin: 0 auto; padding: 2rem 1.5rem; }

/* —— Footer —— */
.cu-footer {
    border-top: 1px solid var(--cu-border);
    background: var(--cu-card);
    padding: 1.75rem 1.5rem;
    margin-top: 3rem;
}
.cu-footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    font-size: 0.8125rem;
    color: var(--cu-muted);
}
.cu-footer-links { display: flex; gap: 1.25rem; flex-wrap: wrap; }
.cu-footer-links a { color: var(--cu-muted); text-decoration: none; }
.cu-footer-links a:hover { color: var(--cu-navy); }

/* —— Shop grid + sidebar —— */
.cu-shop-layout {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 2rem;
    align-items: start;
}
@media (max-width: 900px) {
    .cu-shop-layout { grid-template-columns: 1fr; }
}

.cu-sidebar h3 {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--cu-muted);
    margin: 0 0 0.75rem;
}
.cu-filter-list { list-style: none; padding: 0; margin: 0; }
.cu-filter-list li { margin-bottom: 0.35rem; }
.cu-filter-list label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--cu-slate);
}
.cu-filter-list input { accent-color: var(--cu-navy); }

.cu-callout {
    background: linear-gradient(135deg, var(--cu-ice) 0%, #fff 100%);
    border: 1px solid var(--cu-ice-deep);
    border-radius: var(--cu-radius);
    padding: 1rem 1.1rem;
    margin-top: 1.5rem;
    font-size: 0.8125rem;
    color: var(--cu-navy-mid);
}
.cu-callout strong { display: block; font-size: 0.65rem; letter-spacing: 0.12em; margin-bottom: 0.35rem; color: var(--cu-navy); }

.cu-page-title {
    font-family: var(--cu-font-serif);
    font-size: 2rem;
    font-weight: 600;
    margin: 0 0 0.35rem;
    color: var(--cu-navy);
}
.cu-page-sub { color: var(--cu-muted); margin: 0 0 1.5rem; font-size: 0.95rem; }

/* Shop: category pills */
.cu-shop-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0.75rem 0 1rem;
}

.cu-cat-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.45rem 0.75rem;
    border-radius: 9999px;
    border: 1px solid var(--cu-border);
    background: #fff;
    color: var(--cu-slate);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.cu-cat-pill:hover {
    background: var(--cu-bg);
    color: var(--cu-navy);
}

.cu-cat-pill.is-active {
    background: var(--cu-navy);
    color: #fff;
    border-color: var(--cu-navy);
}

.cu-book-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
}

.cu-card-book {
    background: var(--cu-card);
    border-radius: var(--cu-radius);
    overflow: hidden;
    box-shadow: var(--cu-shadow);
    border: 1px solid var(--cu-border);
    display: flex;
    flex-direction: column;
    transition: box-shadow 0.2s, transform 0.2s;
}
.cu-card-book:hover {
    box-shadow: var(--cu-shadow-lg);
    transform: translateY(-2px);
}
.cu-card-book-media {
    aspect-ratio: 3/4;
    background: linear-gradient(145deg, #e2e8f0 0%, #f1f5f9 50%, #cbd5e1 100%);
    position: relative;
    overflow: hidden;
}
.cu-card-book-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.cu-badge-corner {
    position: absolute;
    top: 0.65rem;
    left: 0.65rem;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    padding: 0.3rem 0.55rem;
    border-radius: 4px;
    background: var(--cu-navy);
    color: #fff;
}
.cu-badge-corner.cu-bestseller { background: var(--cu-green); color: #fff; }

.cu-badge-sale-pct {
    position: absolute;
    top: 0.65rem;
    right: 0.65rem;
    font-size: 0.65rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    padding: 0.35rem 0.5rem;
    border-radius: 4px;
    background: #c2410c;
    color: #fff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    z-index: 2;
}
.cu-badge-sale-pct--soon {
    background: #64748b;
}

.cu-card-sale-note {
    font-size: 0.72rem;
    color: var(--cu-navy-mid);
    margin: -0.25rem 0 0.65rem;
    line-height: 1.35;
}
.cu-card-sale-note--soon {
    color: var(--cu-slate);
}
.cu-sale-scheduled-banner {
    background: #f8fafc;
    border: 1px solid var(--cu-border);
    border-radius: var(--cu-radius);
    padding: 0.85rem 1rem;
    margin-bottom: 0.25rem;
}

.cu-card-book-body { padding: 1.1rem 1.15rem 1.25rem; flex: 1; display: flex; flex-direction: column; }
.cu-card-book-body h2 {
    font-family: var(--cu-font-serif);
    font-size: 1.2rem;
    margin: 0 0 0.5rem;
    line-height: 1.25;
}
.cu-card-price {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--cu-navy);
    margin-bottom: 0.5rem;
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.25rem 0.4rem;
}
.cu-price-was {
    text-decoration: line-through;
    opacity: 0.65;
    font-size: 0.92em;
    font-weight: 600;
}
.cu-price-now {
    font-weight: 700;
}
.cu-card-desc {
    font-size: 0.8125rem;
    color: var(--cu-muted);
    margin-bottom: 1rem;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.cu-card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.cu-card-actions .btn-cu-buy,
.cu-card-actions .cu-inline-form {
    flex: 1 1 calc(50% - 0.25rem);
    min-width: 7rem;
}
.cu-inline-form {
    margin: 0;
    display: contents;
}
.cu-inline-form button {
    width: 100%;
}
.btn-cu-buy {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.55rem 0.75rem;
    border-radius: var(--cu-radius-sm);
    font-size: 0.8125rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    text-align: center;
    transition: opacity 0.15s, transform 0.1s;
}
.btn-cu-buy:active { transform: scale(0.98); }
.btn-cu-buy-primary {
    background: var(--cu-green);
    color: #0f172a !important;
}
.btn-cu-buy-primary:hover { background: var(--cu-green-hover); color: #0f172a !important; }
.btn-cu-buy-outline {
    background: #fff;
    color: var(--cu-navy) !important;
    border: 1.5px solid var(--cu-navy);
}
.btn-cu-buy-outline:hover { background: var(--cu-bg); color: var(--cu-navy) !important; }
.btn-cu-buy-navy {
    background: var(--cu-navy);
    color: #fff !important;
}
.btn-cu-buy-navy:hover { background: var(--cu-navy-light); color: #fff !important; }

/* —— Book detail —— */
.cu-detail-grid {
    display: grid;
    grid-template-columns: minmax(240px, 340px) 1fr;
    gap: 2.5rem;
    align-items: start;
}
@media (max-width: 768px) {
    .cu-detail-grid { grid-template-columns: 1fr; }
}
.cu-detail-cover {
    border-radius: var(--cu-radius);
    overflow: hidden;
    box-shadow: var(--cu-shadow-lg);
    aspect-ratio: 3/4;
    background: linear-gradient(145deg, var(--cu-navy-mid), var(--cu-navy));
}
.cu-detail-cover img { width: 100%; height: 100%; object-fit: cover; }

.cu-tag-pill {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    background: var(--cu-navy);
    color: #fff;
    margin-right: 0.35rem;
    margin-bottom: 0.35rem;
}
.cu-detail-title {
    font-family: var(--cu-font-serif);
    font-size: clamp(1.75rem, 4vw, 2.35rem);
    margin: 0.5rem 0 1rem;
    line-height: 1.15;
}
.cu-meta-row {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    font-size: 0.875rem;
    color: var(--cu-muted);
    margin-bottom: 1rem;
}
.cu-meta-row strong { display: block; color: var(--cu-navy); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.06em; }

.cu-detail-pricing { margin-bottom: 1.15rem; }

.cu-detail-price-regular {
    margin: 0;
    font-size: 1.15rem;
    color: var(--cu-navy);
}
.cu-detail-price-regular .cu-price-label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--cu-muted);
    margin-left: 0.35rem;
}

.cu-sale-banner {
    background: linear-gradient(135deg, rgba(13, 148, 136, 0.12) 0%, rgba(30, 58, 92, 0.08) 100%);
    border: 1px solid var(--cu-ice-deep);
    border-radius: var(--cu-radius);
    padding: 0.85rem 1rem 0.95rem;
}
.cu-sale-pill {
    display: inline-block;
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    background: var(--cu-green);
    color: #fff;
    margin-bottom: 0.45rem;
}
.cu-sale-banner-prices {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.35rem 0.5rem;
    margin-bottom: 0.35rem;
}
.cu-sale-price-now {
    font-family: var(--cu-font-serif);
    font-size: 1.65rem;
    color: var(--cu-navy);
}
.cu-sale-banner-note {
    margin: 0;
    font-size: 0.8125rem;
    color: var(--cu-slate);
    line-height: 1.45;
}

.cu-sale-inline {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    vertical-align: middle;
    margin-left: 0.35rem;
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
    background: rgba(13, 148, 136, 0.2);
    color: var(--cu-green-hover);
}

.cu-sale-cta-hint {
    margin: 0.5rem 0 0;
    font-size: 0.8125rem;
    color: var(--cu-slate);
}

.cu-purchase-card {
    background: linear-gradient(180deg, var(--cu-ice) 0%, #f0f7fc 100%);
    border: 1px solid var(--cu-ice-deep);
    border-radius: var(--cu-radius);
    padding: 1.35rem 1.5rem;
    margin-top: 1.5rem;
}
.cu-purchase-card h3 { margin: 0 0 1rem; font-size: 1rem; }
.cu-form-label {
    display: block;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--cu-slate);
    margin-bottom: 0.35rem;
}
.cu-input {
    width: 100%;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--cu-border);
    border-radius: var(--cu-radius-sm);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    background: #fff;
}
.cu-input:focus {
    outline: none;
    border-color: var(--cu-navy-light);
    box-shadow: 0 0 0 3px rgba(30, 58, 92, 0.12);
}
.cu-input.is-invalid {
    border-color: var(--cu-danger);
}
.cu-info-box {
    display: flex;
    gap: 0.65rem;
    background: rgba(255,255,255,0.7);
    border-radius: var(--cu-radius-sm);
    padding: 0.75rem 0.9rem;
    font-size: 0.8125rem;
    color: var(--cu-navy-mid);
    margin-bottom: 1rem;
    border: 1px solid var(--cu-border);
}
.cu-investment {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin: 1rem 0;
}
.cu-investment span { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.08em; color: var(--cu-slate); }
.cu-investment strong { font-family: var(--cu-font-serif); font-size: 1.75rem; color: var(--cu-navy); }

.btn-cu-purchase {
    width: 100%;
    padding: 0.85rem 1rem;
    background: var(--cu-green);
    color: #fff !important;
    border: none;
    border-radius: var(--cu-radius-sm);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-decoration: none;
}
.btn-cu-purchase:hover { background: var(--cu-green-hover); color: #fff !important; }

.cu-back { font-size: 0.875rem; color: var(--cu-muted); text-decoration: none; }
.cu-back:hover { color: var(--cu-navy); }

.cu-alert {
    padding: 0.75rem 1rem;
    border-radius: var(--cu-radius-sm);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}
.cu-alert-danger { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.cu-alert-success { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }
.cu-alert-info { background: var(--cu-ice); color: var(--cu-navy-mid); border: 1px solid var(--cu-ice-deep); }
.cu-alert-warning { background: #fffbeb; color: #92400e; border: 1px solid #fcd34d; }

/* —— Purchased / OTP —— */
.cu-purchased-hero {
    text-align: center;
    max-width: 560px;
    margin: 0 auto 2rem;
}
.cu-purchased-hero h1 {
    font-family: var(--cu-font-serif);
    font-size: 2rem;
    margin: 0 0 0.5rem;
}
.cu-split-layout {
    display: grid;
    grid-template-columns: 240px 1fr 240px;
    gap: 2rem;
    align-items: start;
    max-width: 1100px;
    margin: 0 auto;
}
@media (max-width: 992px) {
    .cu-split-layout { grid-template-columns: 1fr; }
}
.cu-side-card {
    background: var(--cu-card);
    border: 1px solid var(--cu-border);
    border-radius: var(--cu-radius);
    padding: 1.15rem;
    font-size: 0.8125rem;
    color: var(--cu-slate);
    box-shadow: var(--cu-shadow);
}
.cu-side-card h4 { margin: 0 0 0.5rem; font-size: 0.9rem; color: var(--cu-navy); }

.cu-verify-card {
    background: var(--cu-card);
    border-radius: var(--cu-radius);
    padding: 1.75rem;
    box-shadow: var(--cu-shadow-lg);
    border: 1px solid var(--cu-border);
    max-width: 440px;
    margin: 0 auto;
}

.cu-otp-row {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    margin: 1rem 0;
}
.cu-otp-box {
    width: 2.75rem;
    height: 3rem;
    text-align: center;
    font-size: 1.25rem;
    font-weight: 600;
    border: 1.5px solid var(--cu-border);
    border-radius: var(--cu-radius-sm);
}
.cu-otp-box:focus {
    border-color: var(--cu-navy);
    outline: none;
    box-shadow: 0 0 0 3px rgba(30, 58, 92, 0.15);
}

.cu-archive-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.cu-timer-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.4rem 0.75rem;
    background: #fef2f2;
    color: #b91c1c;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.cu-archive-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
}
.cu-archive-card {
    background: var(--cu-card);
    border-radius: var(--cu-radius);
    border: 1px solid var(--cu-border);
    overflow: hidden;
    box-shadow: var(--cu-shadow);
}
.cu-archive-card .cu-card-book-media { aspect-ratio: 16/10; }
.cu-archive-card-body { padding: 1.1rem; }
.cu-archive-card .cu-sub { font-size: 0.65rem; font-weight: 700; letter-spacing: 0.1em; color: var(--cu-muted); }
.btn-cu-download {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    margin-top: 0.75rem;
    padding: 0.65rem;
    background: var(--cu-green);
    color: #fff !important;
    border-radius: var(--cu-radius-sm);
    font-weight: 600;
    font-size: 0.875rem;
    text-decoration: none;
    border: none;
    cursor: pointer;
}
.btn-cu-download:hover { background: var(--cu-green-hover); color: #fff !important; }

/* —— Checkout pay (demo) —— */
.cu-checkout-card {
    max-width: 480px;
    margin: 0 auto;
    background: var(--cu-card);
    padding: 1.75rem;
    border-radius: var(--cu-radius);
    box-shadow: var(--cu-shadow-lg);
    border: 1px solid var(--cu-border);
}

/* —— Admin layout —— */
.cu-admin-shell { display: flex; min-height: 100vh; }
.cu-admin-sidebar {
    width: 260px;
    background: var(--cu-navy);
    color: #fff;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    padding: 1.5rem 0;
}
.cu-admin-brand {
    padding: 0 1.25rem 1.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    margin-bottom: 1rem;
}
.cu-admin-brand-link {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    text-decoration: none;
}
.cu-admin-brand-logo {
    max-height: 36px;
    width: auto;
    object-fit: contain;
    flex-shrink: 0;
}
.cu-admin-brand .cu-admin-brand-text {
    font-size: 1.15rem;
    line-height: 1.2;
    color: #fff;
    text-decoration: none;
}
.cu-admin-brand small { opacity: 0.55; font-size: 0.65rem; letter-spacing: 0.14em; text-transform: uppercase; display: block; margin-top: 0.65rem; }

.cu-admin-nav { list-style: none; padding: 0; margin: 0; }
.cu-admin-nav a {
    display: block;
    padding: 0.65rem 1.25rem;
    color: rgba(255,255,255,0.75);
    text-decoration: none;
    font-size: 0.9rem;
    border-left: 3px solid transparent;
}
.cu-admin-nav a:hover { color: #fff; background: rgba(255,255,255,0.06); }
.cu-admin-nav a.cu-active {
    color: #fff;
    background: rgba(255,255,255,0.08);
    border-left-color: var(--cu-green);
}

.cu-admin-user {
    margin-top: auto;
    padding: 1rem 1.25rem;
    border-top: 1px solid rgba(255,255,255,0.08);
    font-size: 0.8rem;
    opacity: 0.85;
}

.cu-admin-main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.cu-admin-top {
    background: var(--cu-card);
    border-bottom: 1px solid var(--cu-border);
    padding: 1.25rem 2rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
}
.cu-admin-top h1 { margin: 0; font-size: 1.35rem; font-weight: 600; }
.cu-admin-top p { margin: 0.25rem 0 0; color: var(--cu-muted); font-size: 0.875rem; }

.cu-admin-body {
    padding: 1.5rem 2rem 2.5rem;
    flex: 1;
    min-width: 0;
    max-width: 100%;
}

.cu-stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
    margin-bottom: 1.75rem;
}
.cu-stat-card {
    background: var(--cu-card);
    border-radius: var(--cu-radius);
    padding: 1.25rem 1.35rem;
    border: 1px solid var(--cu-border);
    box-shadow: var(--cu-shadow);
}
.cu-stat-card h3 { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--cu-muted); margin: 0 0 0.35rem; }
.cu-stat-value { font-size: 1.75rem; font-weight: 700; margin: 0; color: var(--cu-navy); }
.cu-stat-trend { font-size: 0.8rem; margin-top: 0.35rem; }
.cu-stat-trend.up { color: var(--cu-green); }
.cu-stat-trend.down { color: var(--cu-danger); }
.cu-progress {
    height: 6px;
    background: var(--cu-border);
    border-radius: 999px;
    margin-top: 0.65rem;
    overflow: hidden;
}
.cu-progress > span {
    display: block;
    height: 100%;
    background: var(--cu-green);
    border-radius: 999px;
}

.cu-table-wrap {
    background: var(--cu-card);
    border-radius: var(--cu-radius);
    border: 1px solid var(--cu-border);
    overflow: hidden;
    box-shadow: var(--cu-shadow);
    max-width: 100%;
}
/* Horizontal scroll for wide tables (admin lists). Keeps header/pagination full width. */
.cu-table-scroll {
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    overflow-y: visible;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
}
.cu-table-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--cu-border);
}
.cu-table-head h2 { margin: 0; font-size: 1rem; }
.cu-table {
    width: 100%;
    min-width: 42rem;
    border-collapse: collapse;
    font-size: 0.875rem;
    table-layout: auto;
}
.cu-table th {
    text-align: left;
    padding: 0.75rem 1.25rem;
    background: var(--cu-bg);
    color: var(--cu-muted);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.cu-table td { padding: 1rem 1.25rem; border-top: 1px solid var(--cu-border); vertical-align: middle; }
.cu-table-book {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    min-width: 0;
}
.cu-table-book > div:last-child {
    min-width: 0;
    flex: 1;
}
.cu-file-tag {
    font-size: 0.75rem;
    color: var(--cu-muted);
    word-break: break-all;
    overflow-wrap: anywhere;
    line-height: 1.45;
    display: inline-block;
    vertical-align: top;
    max-width: 14rem;
}
a.cu-file-tag--link {
    color: var(--cu-navy, #001944);
    text-decoration: underline;
    text-underline-offset: 2px;
}
a.cu-file-tag--link:hover {
    color: var(--cu-primary, #0d47a1);
}

.cu-inline-form {
    display: inline;
    margin: 0;
}

.cu-actions-row {
    display: inline-flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem;
}
.cu-actions-row form {
    display: inline-flex;
    margin: 0;
}

/* Mobile: each book row becomes a card (labels + full-width fields) */
@media (max-width: 767px) {
    .cu-table-scroll--stack {
        overflow-x: visible;
    }

    .cu-table.cu-table--stack-sm {
        min-width: 0 !important;
        width: 100%;
        display: block;
    }

    .cu-table.cu-table--stack-sm thead {
        position: absolute;
        width: 1px;
        height: 1px;
        padding: 0;
        margin: -1px;
        overflow: hidden;
        clip: rect(0, 0, 0, 0);
        white-space: nowrap;
        border: 0;
    }

    .cu-table.cu-table--stack-sm tbody {
        display: block;
    }

    .cu-table.cu-table--stack-sm tbody tr {
        display: block;
        margin-bottom: 1rem;
        padding: 1rem 1.1rem;
        background: var(--cu-bg);
        border: 1px solid var(--cu-border);
        border-radius: var(--cu-radius);
        box-shadow: var(--cu-shadow);
    }

    .cu-table.cu-table--stack-sm tbody tr:last-child {
        margin-bottom: 0;
    }

    .cu-table.cu-table--stack-sm td {
        display: block;
        width: 100%;
        padding: 0.65rem 0;
        border: none;
        border-top: 1px solid var(--cu-border);
        text-align: left !important;
        vertical-align: top;
    }

    .cu-table.cu-table--stack-sm td:first-child {
        border-top: none;
        padding-top: 0;
    }

    .cu-table.cu-table--stack-sm td::before {
        display: block;
        content: attr(data-label);
        font-size: 0.62rem;
        font-weight: 700;
        letter-spacing: 0.07em;
        text-transform: uppercase;
        color: var(--cu-muted);
        margin-bottom: 0.45rem;
    }

    .cu-table.cu-table--stack-sm .cu-table-book {
        align-items: flex-start;
    }

    .cu-table.cu-table--stack-sm .cu-file-tag {
        max-width: none;
        display: block;
        font-size: 0.7rem;
    }

    .cu-table.cu-table--stack-sm td.cu-table-actions {
        padding-bottom: 0;
    }

    .cu-table.cu-table--stack-sm td.cu-table-actions .cu-actions-row {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
}
.cu-table-thumb {
    width: 44px;
    height: 58px;
    border-radius: 4px;
    object-fit: cover;
    background: var(--cu-border);
}
.cu-table-book strong { display: block; color: var(--cu-navy); }
.cu-table-book small { color: var(--cu-muted); font-size: 0.75rem; }

.cu-status {
    display: inline-block;
    padding: 0.25rem 0.55rem;
    border-radius: 999px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: capitalize;
}
.cu-status-live { background: #d1fae5; color: #065f46; }
.cu-status-draft { background: #f1f5f9; color: #475569; }
.cu-status-reviewing { background: #dbeafe; color: #1e40af; }

.cu-icon-btn {
    display: inline-flex;
    width: 34px;
    height: 34px;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    border: 1px solid var(--cu-border);
    background: #fff;
    color: var(--cu-slate);
    text-decoration: none;
    margin-right: 0.25rem;
}
.cu-icon-btn:hover { background: var(--cu-bg); color: var(--cu-navy); }
.cu-icon-btn.danger { border-color: #fecaca; color: var(--cu-danger); }
.cu-icon-btn.danger:hover { background: #fef2f2; }

.cu-pagination { padding: 1rem 1.25rem; border-top: 1px solid var(--cu-border); }
.cu-pagination nav { display: flex; justify-content: center; }
.cu-pagination .pagination {
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    list-style: none;
    padding: 0;
    justify-content: center;
}
.cu-pagination .pagination li a,
.cu-pagination .pagination li span {
    display: inline-block;
    padding: 0.4rem 0.75rem;
    border: 1px solid var(--cu-border);
    border-radius: 6px;
    text-decoration: none;
    color: var(--cu-navy);
    font-size: 0.875rem;
}
.cu-pagination .pagination li.active span {
    background: var(--cu-navy);
    color: #fff;
    border-color: var(--cu-navy);
}
.cu-pagination .pagination li.disabled span { opacity: 0.45; }

.cu-flex { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; }

.cu-admin-nav .cu-admin-logout {
    display: block;
    width: 100%;
    text-align: left;
    padding: 0.65rem 1.25rem;
    border: none;
    background: transparent;
    color: rgba(255,255,255,0.75);
    font-size: 0.9rem;
    cursor: pointer;
    font-family: inherit;
}
.cu-admin-nav .cu-admin-logout:hover {
    color: #fff;
    background: rgba(255,255,255,0.06);
}

/* Auth */
body.cu-auth-body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(160deg, var(--cu-bg) 0%, var(--cu-ice) 100%);
    font-family: var(--cu-font-sans);
    padding: 1.5rem;
}
.cu-auth-brand-link {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 0.65rem;
    text-decoration: none;
}
.cu-auth-brand-logo {
    max-height: 56px;
    width: auto;
    object-fit: contain;
}
.cu-auth-brand-name {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--cu-navy);
}
.cu-auth-card {
    width: 100%;
    max-width: 400px;
    background: #fff;
    border-radius: var(--cu-radius);
    padding: 2rem;
    box-shadow: var(--cu-shadow-lg);
    border: 1px solid var(--cu-border);
}

/* —— Public header: mobile menu toggle —— */
.cu-nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 0;
    border: none;
    border-radius: var(--cu-radius-sm);
    background: var(--cu-bg);
    cursor: pointer;
    flex-shrink: 0;
    -webkit-tap-highlight-color: transparent;
}
.cu-nav-toggle:hover { background: var(--cu-border); }
.cu-nav-toggle-bar {
    display: block;
    width: 20px;
    height: 2px;
    margin: 0 auto;
    background: var(--cu-navy);
    border-radius: 1px;
    transition: transform 0.2s, opacity 0.2s;
}
.cu-nav-toggle.is-active .cu-nav-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.cu-nav-toggle.is-active .cu-nav-toggle-bar:nth-child(2) { opacity: 0; }
.cu-nav-toggle.is-active .cu-nav-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.cu-header-overlay {
    display: none;
}

/* ========== Responsive ========== */
@media (max-width: 768px) {
    .cu-header-nav-desktop,
    .cu-header-actions-desktop {
        display: none !important;
    }
    .cu-header-inner {
        flex-wrap: nowrap;
        align-items: center;
        justify-content: space-between;
        gap: 0.75rem;
        padding: 0.75rem 1rem;
    }
    .cu-logo {
        font-size: clamp(1rem, 4.5vw, 1.25rem);
        min-width: 0;
        line-height: 1.2;
    }
    .cu-nav-toggle {
        display: flex;
    }
    .cu-header-overlay.is-visible {
        display: block;
        position: fixed;
        inset: 0;
        z-index: 199;
        background: rgba(12, 26, 46, 0.45);
        border: none;
        padding: 0;
        margin: 0;
        cursor: pointer;
    }
    .cu-header-panel {
        position: fixed;
        top: 0;
        right: 0;
        z-index: 200;
        width: min(20rem, 88vw);
        height: 100vh;
        height: 100dvh;
        max-height: 100vh;
        max-height: 100dvh;
        margin: 0;
        padding: 4.25rem 1.25rem 1.5rem;
        background: var(--cu-card);
        box-shadow: -8px 0 32px rgba(12, 26, 46, 0.15);
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        gap: 1.25rem;
        overflow-y: auto;
        transform: translateX(100%);
        transition: transform 0.28s ease;
        visibility: hidden;
    }
    .cu-header-panel.is-open {
        transform: translateX(0);
        visibility: visible;
    }
    .cu-nav {
        flex-direction: column;
        align-items: stretch;
        gap: 0.15rem;
        border-bottom: 1px solid var(--cu-border);
        padding-bottom: 1rem;
    }
    .cu-nav a {
        padding: 0.65rem 0.5rem;
        border-radius: var(--cu-radius-sm);
    }
    .cu-header-actions {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        gap: 0.75rem;
    }
    .cu-search-wrap { width: 100%; }
    .cu-search-wrap input {
        width: 100%;
        max-width: none;
    }
    .btn-cu-admin {
        width: 100%;
        justify-content: center;
        min-height: 44px;
    }
    body.cu-nav-open {
        overflow: hidden;
        touch-action: none;
    }
}

@media (min-width: 769px) {
    .cu-header-inner {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
        align-items: center;
        gap: 1rem 1.5rem;
        flex-wrap: unset;
    }
    .cu-logo {
        justify-self: start;
        grid-column: 1;
    }
    .cu-header-nav-desktop {
        display: flex;
        justify-self: center;
        grid-column: 2;
    }
    .cu-header-actions-desktop {
        display: flex;
        align-items: center;
        gap: 0.65rem;
        justify-self: end;
        grid-column: 3;
    }
    .cu-nav-toggle {
        display: none !important;
    }
    .cu-header-overlay {
        display: none !important;
    }
    .cu-header-panel {
        display: none !important;
    }
}

@media (max-width: 480px) {
    .cu-container,
    .cu-container-narrow {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    .cu-page-title {
        font-size: clamp(1.5rem, 6vw, 2rem);
    }
    .cu-purchased-hero h1 {
        font-size: clamp(1.5rem, 6vw, 1.85rem);
    }
    .cu-book-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
    .cu-card-actions {
        grid-template-columns: 1fr;
    }
    .cu-archive-grid {
        grid-template-columns: 1fr;
    }
    .cu-otp-row {
        gap: 0.35rem;
        flex-wrap: nowrap;
        justify-content: center;
    }
    .cu-otp-box {
        width: min(2.5rem, 13vw);
        height: 2.75rem;
        font-size: 1.1rem;
        padding: 0;
    }
    .cu-verify-card {
        padding: 1.25rem 1rem;
        margin-left: 0;
        margin-right: 0;
        max-width: none;
    }
    .cu-split-layout {
        padding: 0;
    }
    .cu-checkout-card {
        padding: 1.25rem 1rem;
    }
    .cu-archive-header .cu-flex {
        flex-direction: column;
        align-items: stretch;
    }
    .cu-archive-header .btn-cu-buy {
        width: 100%;
        justify-content: center;
    }
}

@media (min-width: 481px) and (max-width: 768px) {
    .cu-book-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    }
}

/* Home / marketing CTAs */
.cu-home-hero {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
    padding: 2rem 0 1rem;
}
.cu-home-hero .cu-page-title {
    font-size: clamp(1.75rem, 5vw, 2.5rem);
}
.cu-home-cta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.65rem 0.75rem;
    margin-top: 1.5rem;
}
@media (max-width: 480px) {
    .cu-home-cta {
        flex-direction: column;
        align-items: stretch;
    }
    .cu-home-cta .btn-cu-buy,
    .cu-home-cta .btn-cu-admin {
        width: 100%;
        justify-content: center;
        min-height: 44px;
    }
}

/* Book detail toolbar */
.cu-detail-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
    margin: 1rem 0 1.5rem;
}
.cu-detail-toolbar .cu-toolbar-spacer {
    margin-left: auto;
}
@media (max-width: 640px) {
    .cu-detail-toolbar .cu-toolbar-spacer {
        margin-left: 0;
        width: 100%;
    }
    .cu-detail-toolbar .btn-cu-buy {
        flex: 1;
        min-width: calc(50% - 0.25rem);
        justify-content: center;
    }
}

/* —— Admin: mobile sidebar —— */
.cu-admin-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 0;
    margin-right: 0.75rem;
    flex-shrink: 0;
    border: 1px solid var(--cu-border);
    border-radius: var(--cu-radius-sm);
    background: var(--cu-card);
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}
.cu-admin-menu-btn:hover { background: var(--cu-bg); }
.cu-admin-menu-btn.is-active .cu-nav-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.cu-admin-menu-btn.is-active .cu-nav-toggle-bar:nth-child(2) { opacity: 0; }
.cu-admin-menu-btn.is-active .cu-nav-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}
.cu-admin-overlay {
    display: none;
}
.cu-admin-top {
    align-items: flex-start;
}
.cu-admin-top-main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
}
.cu-admin-top-actions {
    justify-content: flex-end;
}

@media (max-width: 1023px) {
    .cu-admin-menu-btn {
        display: flex;
    }
    .cu-admin-overlay.is-visible {
        display: block;
        position: fixed;
        inset: 0;
        z-index: 150;
        background: rgba(12, 26, 46, 0.4);
        border: none;
        padding: 0;
        margin: 0;
        cursor: pointer;
    }
    .cu-admin-sidebar {
        position: fixed;
        top: 0;
        left: 0;
        z-index: 160;
        height: 100vh;
        height: 100dvh;
        max-height: 100vh;
        max-height: 100dvh;
        transform: translateX(-100%);
        transition: transform 0.28s ease;
        box-shadow: 8px 0 32px rgba(12, 26, 46, 0.2);
        visibility: hidden;
    }
    .cu-admin-sidebar.is-open {
        transform: translateX(0);
        visibility: visible;
    }
    body.cu-admin-nav-open {
        overflow: hidden;
        touch-action: none;
    }
    .cu-admin-top {
        flex-wrap: nowrap;
        align-items: center;
        padding: 1rem 1.25rem;
    }
    .cu-admin-top-main {
        flex-direction: column;
        align-items: flex-start;
    }
    .cu-admin-body {
        padding: 1rem 1.25rem 2rem;
    }
    .cu-stat-grid {
        grid-template-columns: 1fr;
    }
    .cu-table-head {
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
    }
    .cu-table-head .cu-flex {
        justify-content: flex-start;
    }
}

@media (max-width: 480px) {
    .cu-admin-top h1 {
        font-size: 1.15rem;
    }
    .cu-table {
        min-width: 36rem;
        font-size: 0.8125rem;
    }
    .cu-table th,
    .cu-table td {
        padding: 0.65rem 0.85rem;
    }
}

/* ========== Home landing (mockup structure) ========== */
.cu-home-hero {
    padding: 2.5rem 0 3rem;
}
.cu-home-hero-inner {
    display: grid;
    grid-template-columns: 1fr minmax(200px, 360px);
    gap: 2.5rem 3rem;
    align-items: center;
}
.cu-home-eyebrow {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--cu-green);
    margin: 0 0 0.85rem;
}
.cu-home-headline {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    margin: 0 0 1.25rem;
    line-height: 1.05;
}
.cu-home-headline-kicker {
    font-family: var(--cu-font-serif);
    font-size: clamp(2.1rem, 5.5vw, 3.65rem);
    font-weight: 600;
    color: var(--cu-navy);
}
.cu-home-headline-accent {
    font-size: clamp(2.1rem, 5.5vw, 3.65rem);
    font-weight: 700;
    color: var(--cu-navy-light);
}
.cu-home-lead {
    color: var(--cu-slate);
    font-size: 1rem;
    line-height: 1.65;
    max-width: 34rem;
    margin: 0 0 1.75rem;
}
.cu-home-hero-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 1rem;
}
.cu-btn-hero-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 1.5rem;
    background: var(--cu-navy);
    color: #fff !important;
    border-radius: var(--cu-radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: background 0.15s, transform 0.1s;
}
.cu-btn-hero-primary:hover {
    background: var(--cu-navy-light);
    color: #fff !important;
}
.cu-btn-hero-arrow { transition: transform 0.15s; }
.cu-btn-hero-primary:hover .cu-btn-hero-arrow { transform: translateX(3px); }
.cu-btn-hero-secondary {
    display: inline-flex;
    align-items: center;
    padding: 0.85rem 1.5rem;
    background: #fff;
    color: var(--cu-navy) !important;
    border: 1.5px solid var(--cu-border);
    border-radius: var(--cu-radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
}
.cu-btn-hero-secondary:hover {
    background: var(--cu-bg);
    color: var(--cu-navy) !important;
}
.cu-home-hero-visual { perspective: 900px; }
.cu-home-hero-card {
    position: relative;
    border-radius: var(--cu-radius);
    overflow: hidden;
    box-shadow: var(--cu-shadow-lg);
    transform: rotate(-2.5deg);
    aspect-ratio: 3/4;
    max-width: 300px;
    margin: 0 auto;
    background: linear-gradient(145deg, var(--cu-navy-mid), var(--cu-navy));
}
.cu-home-hero-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.cu-home-hero-placeholder {
    height: 100%;
    min-height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.35);
    font-size: 1.15rem;
    padding: 1rem;
    text-align: center;
}
.cu-home-hero-badge {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    background: var(--cu-green);
    color: #0f172a;
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.07em;
    padding: 0.35rem 0.65rem;
    border-radius: 999px;
}

/* What the platform offers */
.cu-home-value {
    padding: 3rem 0 3.5rem;
    background: var(--cu-card);
    border-top: 1px solid var(--cu-border);
    border-bottom: 1px solid var(--cu-border);
}
.cu-home-value-intro {
    max-width: 40rem;
    margin-bottom: 2rem;
}
.cu-home-value-title {
    margin: 0 0 0.5rem;
    font-size: clamp(1.5rem, 3.5vw, 2rem);
    font-weight: 600;
    color: var(--cu-navy);
}
.cu-home-value-lead {
    margin: 0;
    font-size: 1rem;
    color: var(--cu-muted);
    line-height: 1.6;
}
.cu-home-value-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}
.cu-home-value-card {
    background: var(--cu-bg);
    border: 1px solid var(--cu-border);
    border-radius: var(--cu-radius);
    padding: 1.35rem 1.4rem;
    box-shadow: var(--cu-shadow);
    transition: box-shadow 0.2s, border-color 0.2s;
}
@media (hover: hover) {
    .cu-home-value-card:hover {
        box-shadow: var(--cu-shadow-lg);
        border-color: var(--cu-ice-deep);
    }
}
.cu-home-value-icon {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--cu-navy);
    background: var(--cu-ice);
    border-radius: var(--cu-radius-sm);
    margin-bottom: 0.85rem;
}
.cu-home-value-card-title {
    margin: 0 0 0.45rem;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--cu-navy);
}
.cu-home-value-card-text {
    margin: 0;
    font-size: 0.875rem;
    color: var(--cu-slate);
    line-height: 1.55;
}
.cu-home-value-card-text em {
    font-style: normal;
    font-weight: 600;
    color: var(--cu-navy-light);
}

/* Featured carousel */
.cu-home-carousel-section {
    background: linear-gradient(180deg, #eef3f8 0%, #e6edf5 100%);
    padding: 2.75rem 0 3.5rem;
}
.cu-home-section-head {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
    gap: 0.75rem 1.5rem;
    margin-bottom: 1.5rem;
}
.cu-home-section-head--carousel {
    align-items: flex-end;
}
.cu-home-section-title {
    margin: 0;
    font-family: var(--cu-font-serif);
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--cu-navy);
}
.cu-home-carousel-sub {
    margin: 0.35rem 0 0;
    font-size: 0.875rem;
    color: var(--cu-muted);
    max-width: 28rem;
}
.cu-home-section-link {
    color: var(--cu-navy);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    white-space: nowrap;
}
.cu-home-section-link:hover { text-decoration: underline; }

.cu-home-carousel-shell {
    position: relative;
    padding: 0 2.5rem;
    margin: 0 -0.5rem;
}
.cu-home-swiper {
    padding-bottom: 2.75rem;
    overflow: hidden;
}
.cu-home-swiper .swiper-slide {
    height: auto;
}
.cu-carousel-card {
    background: var(--cu-card);
    border-radius: var(--cu-radius);
    border: 1px solid var(--cu-border);
    overflow: hidden;
    box-shadow: var(--cu-shadow);
    height: 100%;
    display: flex;
    flex-direction: column;
}
.cu-carousel-media {
    position: relative;
    display: block;
    aspect-ratio: 3/4;
    background: linear-gradient(145deg, #e2e8f0, #cbd5e1);
    overflow: hidden;
}
.cu-carousel-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease;
}
@media (hover: hover) {
    .cu-carousel-media:hover img { transform: scale(1.04); }
}
.cu-carousel-fallback {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.75rem;
    color: var(--cu-navy-light);
    background: var(--cu-ice);
}
.cu-carousel-tag {
    position: absolute;
    bottom: 0.65rem;
    left: 0.65rem;
    font-size: 0.58rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    padding: 0.3rem 0.5rem;
    border-radius: 4px;
    background: var(--cu-navy);
    color: #fff;
}
.cu-carousel-body {
    padding: 1rem 1.1rem 1.15rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.cu-carousel-title {
    margin: 0 0 0.2rem;
    font-size: 1.05rem;
    line-height: 1.25;
}
.cu-carousel-title a {
    color: var(--cu-navy);
    text-decoration: none;
}
.cu-carousel-title a:hover { text-decoration: underline; }
.cu-carousel-author {
    margin: 0 0 0.35rem;
    font-size: 0.78rem;
    color: var(--cu-muted);
}
.cu-carousel-desc {
    margin: 0 0 0.85rem;
    font-size: 0.8rem;
    color: var(--cu-muted);
    line-height: 1.45;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.cu-carousel-footer {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
    margin-top: auto;
}
.cu-carousel-price {
    font-weight: 700;
    font-size: 1rem;
    color: var(--cu-navy);
}
.cu-carousel-actions {
    display: flex;
    gap: 0.4rem;
}
.cu-carousel-link,
.cu-carousel-buy {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.4rem 0.75rem;
    border-radius: 6px;
    font-size: 0.78rem;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.15s, color 0.15s;
}
.cu-carousel-link {
    background: var(--cu-bg);
    color: var(--cu-navy) !important;
    border: 1px solid var(--cu-border);
}
.cu-carousel-link:hover {
    background: var(--cu-border);
    color: var(--cu-navy) !important;
}
.cu-carousel-buy {
    background: var(--cu-green);
    color: #fff !important;
    border: 1px solid transparent;
}
.cu-carousel-buy:hover {
    background: var(--cu-green-hover);
    color: #fff !important;
}
.cu-carousel-card--empty {
    min-height: 280px;
    justify-content: center;
}
.cu-carousel-empty-inner {
    padding: 1.75rem 1.5rem;
    text-align: center;
}
.cu-carousel-card--empty .cu-carousel-title {
    margin-bottom: 0.5rem;
}

.cu-home-swiper-pagination.swiper-pagination-bullets {
    bottom: 0;
}
.cu-home-swiper .swiper-pagination-bullet {
    background: var(--cu-navy);
    opacity: 0.25;
}
.cu-home-swiper .swiper-pagination-bullet-active {
    opacity: 1;
    background: var(--cu-green);
}
.cu-home-swiper-prev,
.cu-home-swiper-next {
    color: var(--cu-navy) !important;
    width: 2.5rem !important;
    height: 2.5rem !important;
    margin-top: 0 !important;
    top: 42% !important;
    background: var(--cu-card) !important;
    border-radius: 50%;
    box-shadow: var(--cu-shadow);
    border: 1px solid var(--cu-border);
}
.cu-home-swiper-prev::after,
.cu-home-swiper-next::after {
    font-size: 0.9rem !important;
    font-weight: 700 !important;
}
.cu-home-swiper-prev { left: 0 !important; }
.cu-home-swiper-next { right: 0 !important; }
@media (max-width: 559px) {
    .cu-home-carousel-shell {
        padding: 0 0.25rem;
    }
    .cu-home-swiper-prev,
    .cu-home-swiper-next {
        display: none !important;
    }
}

.cu-home-journey {
    padding: 3.25rem 1.5rem 2.75rem;
    text-align: center;
}
.cu-home-journey-title {
    margin: 0 0 0.65rem;
    font-size: clamp(1.45rem, 3.8vw, 1.95rem);
    font-weight: 600;
    color: var(--cu-navy);
}
.cu-home-journey-rule {
    width: 2.75rem;
    height: 3px;
    background: var(--cu-green);
    margin: 0 auto 2.25rem;
    border: none;
    padding: 0;
}
.cu-home-journey-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 920px;
    margin: 0 auto;
    text-align: center;
}
.cu-home-step-icon {
    width: 3.5rem;
    height: 3.5rem;
    margin: 0 auto 1rem;
    border-radius: 50%;
    background: var(--cu-ice);
    border: 1px solid var(--cu-ice-deep);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--cu-navy-light);
}
.cu-home-step-title {
    margin: 0 0 0.5rem;
    font-size: 1.02rem;
    font-weight: 600;
    color: var(--cu-navy);
}
.cu-home-step-text {
    margin: 0;
    font-size: 0.875rem;
    color: var(--cu-muted);
    line-height: 1.55;
}

.cu-home-bottom {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
    padding-bottom: 3rem;
    max-width: 1100px;
}
.cu-home-newsletter {
    background: var(--cu-navy);
    color: rgba(255, 255, 255, 0.92);
    border-radius: var(--cu-radius);
    padding: 1.75rem 1.85rem;
    box-shadow: var(--cu-shadow);
}
.cu-home-newsletter-title {
    margin: 0 0 0.5rem;
    font-family: var(--cu-font-serif);
    font-size: 1.3rem;
    font-weight: 600;
    color: #fff;
}
.cu-home-newsletter-copy {
    margin: 0 0 1.25rem;
    font-size: 0.875rem;
    opacity: 0.88;
    line-height: 1.55;
}
.cu-home-newsletter-form {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.cu-home-newsletter-input {
    flex: 1;
    min-width: 10rem;
    padding: 0.65rem 0.9rem;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: var(--cu-radius-sm);
    background: rgba(0, 0, 0, 0.22);
    color: #fff;
    font-size: 0.9rem;
}
.cu-home-newsletter-input::placeholder { color: rgba(255, 255, 255, 0.45); }
.cu-home-newsletter-input:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.5);
}
.cu-home-newsletter-btn {
    padding: 0.65rem 1.25rem;
    border: none;
    border-radius: var(--cu-radius-sm);
    background: #fff;
    color: var(--cu-navy);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
}
.cu-home-newsletter-btn:hover { filter: brightness(0.96); }

.cu-home-stats {
    background: var(--cu-card);
    border: 1px solid var(--cu-border);
    border-radius: var(--cu-radius);
    padding: 1.75rem 1.85rem;
    box-shadow: var(--cu-shadow);
}
.cu-home-stats-num {
    margin: 0;
    font-family: var(--cu-font-serif);
    font-size: 2.1rem;
    font-weight: 700;
    color: var(--cu-navy);
}
.cu-home-stats-label {
    margin: 0.15rem 0 0.5rem;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--cu-navy);
}
.cu-home-stats-desc {
    margin: 0 0 1.25rem;
    font-size: 0.875rem;
    color: var(--cu-muted);
    line-height: 1.5;
}
.cu-home-stats-avatars {
    display: flex;
    align-items: center;
    padding-left: 0.25rem;
}
.cu-home-avatar {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 50%;
    background: var(--cu-ice-deep);
    border: 2px solid var(--cu-card);
    margin-left: -0.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--cu-navy);
}
.cu-home-avatar:first-child { margin-left: 0; }
.cu-home-avatar:last-child {
    background: var(--cu-navy);
    color: #fff;
    font-size: 0.55rem;
}

@media (max-width: 900px) {
    .cu-home-hero-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .cu-home-lead {
        margin-left: auto;
        margin-right: auto;
    }
    .cu-home-hero-btns { justify-content: center; }
    .cu-home-hero-card {
        max-width: 260px;
        transform: rotate(-1.5deg);
    }
    .cu-home-value-grid {
        grid-template-columns: 1fr;
    }
    .cu-home-journey-grid { grid-template-columns: 1fr; gap: 2rem; }
    .cu-home-bottom { grid-template-columns: 1fr; }
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
    .cu-header-panel,
    .cu-admin-sidebar {
        transition: none;
    }
}

/* Admin profile */
.cu-profile-grid {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 1.5rem;
    align-items: start;
}
@media (max-width: 900px) {
    .cu-profile-grid {
        grid-template-columns: 1fr;
    }
}