:root {
    --ink: #13212e;
    --muted: #667085;
    --line: #e6e9ef;
    --brand: #0ea5a4;
    --brand-dark: #0f766e;
    --accent: #f59e0b;
    --soft: #f5f8fb;
}

body {
    color: var(--ink);
    background: #ffffff;
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.btn-brand {
    --bs-btn-bg: var(--brand);
    --bs-btn-border-color: var(--brand);
    --bs-btn-hover-bg: var(--brand-dark);
    --bs-btn-hover-border-color: var(--brand-dark);
    color: #ffffff;
}

.text-brand {
    color: var(--brand-dark);
}

.hero {
    min-height: 86vh;
    display: flex;
    align-items: center;
    background:
        linear-gradient(90deg, rgba(8, 29, 43, .86), rgba(8, 29, 43, .54)),
        url("https://images.unsplash.com/photo-1556742502-ec7c0e9f34b1?auto=format&fit=crop&w=1800&q=80") center/cover;
}

.hero h1 {
    max-width: 760px;
    font-size: clamp(2.4rem, 6vw, 5rem);
    line-height: 1.02;
    letter-spacing: 0;
}

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

.product-card,
.auth-panel,
.summary-card,
.table-panel,
.checkout-panel {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #ffffff;
}

.product-card img {
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border-radius: 8px 8px 0 0;
}

.dashboard-shell {
    min-height: 100vh;
    background: #f6f8fb;
}

.dashboard-sidebar {
    width: 280px;
    background: #102333;
    color: #d8e4ed;
    position: fixed;
    inset: 0 auto 0 0;
    padding: 24px;
}

.dashboard-main {
    margin-left: 280px;
    min-height: 100vh;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    color: #d8e4ed;
    text-decoration: none;
    border-radius: 8px;
}

.sidebar-link:hover,
.sidebar-link.active {
    background: rgba(255, 255, 255, .1);
    color: #ffffff;
}

.copy-box {
    min-height: 116px;
    resize: vertical;
}

@media (max-width: 991.98px) {
    .dashboard-sidebar {
        position: static;
        width: 100%;
    }

    .dashboard-main {
        margin-left: 0;
    }
}

.admin-shell {
    min-height: 100vh;
    background: #f4f7fb;
}

.admin-sidebar {
    width: 288px;
    position: fixed;
    inset: 0 auto 0 0;
    background: #0f1f2e;
    color: #d8e4ef;
    padding: 20px;
    overflow-y: auto;
}

.admin-main {
    margin-left: 288px;
    min-height: 100vh;
}

.admin-topbar {
    background: rgba(255, 255, 255, .9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
}

.admin-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #ffffff;
    text-decoration: none;
}

.admin-brand-mark {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border-radius: 8px;
    background: #0ea5a4;
}

.admin-nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 13px;
    color: #d8e4ef;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
}

.admin-nav-link:hover,
.admin-nav-link.active {
    background: rgba(255, 255, 255, .1);
    color: #ffffff;
}

.admin-card {
    background: #ffffff;
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: 0 14px 40px rgba(20, 35, 50, .05);
}

.metric-icon {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border-radius: 8px;
    color: #0f766e;
    background: #dff7f3;
}

.admin-product-thumb {
    width: 72px;
    height: 72px;
    object-fit: cover;
    border-radius: 8px;
}

.status-dot {
    width: 8px;
    height: 8px;
    display: inline-block;
    border-radius: 50%;
    background: currentColor;
}

.mentor-landing {
    --mentor-primary: #2fb7a4;
    --mentor-primary-dark: #168f82;
    --mentor-pink: #f8bbd0;
    --mentor-blush: #fff3f7;
    --mentor-peach: #ffe8d6;
    --mentor-mint: #f7fffc;
    --mentor-ink: #1f2937;
    color: var(--mentor-ink);
    background: var(--mentor-mint);
}

.mentor-navbar {
    background: rgba(255, 255, 255, .92);
    backdrop-filter: blur(12px);
}

.mentor-brand-mark {
    width: 38px;
    height: 38px;
    display: inline-grid;
    place-items: center;
    border-radius: 8px;
    color: #ffffff;
    background: var(--mentor-primary);
}

.mentor-hero {
    min-height: 82vh;
    display: flex;
    align-items: center;
    background:
        linear-gradient(135deg, rgba(247, 255, 252, .96), rgba(255, 243, 247, .92)),
        url("https://images.unsplash.com/photo-1576091160550-2173dba999ef?auto=format&fit=crop&w=1800&q=80") center/cover;
}

.mentor-hero-title {
    font-size: clamp(2.4rem, 6vw, 4.9rem);
    line-height: 1.05;
    letter-spacing: 0;
}

.mentor-visual img {
    aspect-ratio: 5 / 4;
    object-fit: cover;
    border-radius: 8px;
}

.mentor-floating-card {
    border: 1px solid rgba(47, 183, 164, .18);
    border-radius: 8px;
    background: rgba(255, 255, 255, .94);
    box-shadow: 0 18px 50px rgba(31, 41, 55, .1);
}

.mentor-section-soft {
    background: #ffffff;
}

.mentor-card {
    border: 1px solid rgba(47, 183, 164, .18);
    border-radius: 8px;
    background: #ffffff;
    box-shadow: 0 14px 44px rgba(31, 41, 55, .06);
}

.mentor-icon {
    width: 46px;
    height: 46px;
    display: grid;
    place-items: center;
    border-radius: 8px;
    color: var(--mentor-primary-dark);
    background: #ddf7f2;
}

.mentor-pill {
    color: #126d64;
    background: #ddf7f2;
    border: 1px solid rgba(47, 183, 164, .22);
}

.mentor-program-img {
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border-radius: 8px 8px 0 0;
}

.mentor-cta-band {
    background: linear-gradient(135deg, #2fb7a4, #f8bbd0);
}

.btn-mentor {
    --bs-btn-bg: #2fb7a4;
    --bs-btn-border-color: #2fb7a4;
    --bs-btn-hover-bg: #168f82;
    --bs-btn-hover-border-color: #168f82;
    color: #ffffff;
}

.btn-mentor-soft {
    --bs-btn-bg: #ffe8d6;
    --bs-btn-border-color: #ffe8d6;
    --bs-btn-hover-bg: #ffd9bd;
    --bs-btn-hover-border-color: #ffd9bd;
    color: #1f2937;
}

@media (max-width: 991.98px) {
    .admin-sidebar {
        position: static;
        width: 100%;
    }

    .admin-main {
        margin-left: 0;
    }
}