/* ============================
   ClientVault AI — Website Theme
   Glass-morphism dark design
   ============================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #050505;
    --bg-secondary: #0A0A0F;
    --bg-card: rgba(255, 255, 255, 0.03);
    --border-color: rgba(255, 255, 255, 0.08);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.5);
    --text-muted: rgba(255, 255, 255, 0.3);
    --accent: #FF00FF;
    --accent-pink: #EC4899;
    --accent-purple: #A855F7;
    --accent-violet: #7C3AED;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Background glow effect */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 30% 20%, rgba(168, 85, 247, 0.06) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 80%, rgba(236, 72, 153, 0.04) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

/* ---- Glass effect ---- */
.glass {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
}

/* ---- Navbar ---- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 48px;
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    color: var(--accent);
    font-size: 24px;
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.accent {
    color: var(--accent);
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-primary);
}

/* ---- Main ---- */
main {
    position: relative;
    z-index: 1;
}

/* ---- Hero ---- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 24px 80px;
}

.hero-content {
    max-width: 720px;
}

.badge {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    color: var(--accent-purple);
    background: rgba(168, 85, 247, 0.1);
    border: 1px solid rgba(168, 85, 247, 0.2);
    margin-bottom: 32px;
}

.hero h1 {
    font-size: clamp(36px, 6vw, 64px);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-pink), var(--accent-violet));
    color: white;
    box-shadow: 0 8px 32px rgba(236, 72, 153, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(236, 72, 153, 0.35);
}

/* ---- Features ---- */
.features {
    padding: 80px 24px 100px;
    text-align: center;
}

.features h2 {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 56px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    max-width: 1000px;
    margin: 0 auto;
}

.feature-card {
    padding: 32px 24px;
    border-radius: 16px;
    text-align: left;
    transition: transform 0.2s, border-color 0.2s;
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.15);
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ---- Pricing ---- */
.pricing {
    padding: 80px 24px 100px;
    text-align: center;
}

.pricing h2 {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 12px;
}

.pricing-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 48px;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    max-width: 860px;
    margin: 0 auto;
}

.pricing-card {
    padding: 36px 28px;
    border-radius: 16px;
    text-align: left;
    position: relative;
}

.pricing-card.popular {
    border-color: rgba(168, 85, 247, 0.3);
    background: rgba(168, 85, 247, 0.05);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 4px 16px;
    border-radius: 100px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: linear-gradient(135deg, var(--accent-pink), var(--accent-violet));
    color: white;
}

.pricing-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.price {
    font-size: 42px;
    font-weight: 800;
    letter-spacing: -2px;
    margin-bottom: 24px;
}

.price span {
    font-size: 16px;
    font-weight: 400;
    color: var(--text-secondary);
    letter-spacing: 0;
}

.pricing-card ul {
    list-style: none;
    padding: 0;
}

.pricing-card li {
    padding: 8px 0;
    font-size: 14px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.pricing-card li:last-child {
    border-bottom: none;
}

.pricing-card li::before {
    content: '✓ ';
    color: var(--accent-purple);
    font-weight: 700;
}

.trial-note {
    margin-top: 32px;
    font-size: 14px;
    color: var(--text-muted);
}

/* ---- Footer ---- */
footer {
    position: relative;
    z-index: 1;
    border-top: 1px solid var(--border-color);
    padding: 48px 24px;
}

.footer-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.footer-brand {
    margin-bottom: 24px;
}

.footer-byline {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 8px;
}

.footer-byline a {
    color: var(--accent-purple);
    text-decoration: none;
}

.footer-byline a:hover {
    text-decoration: underline;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--text-primary);
}

.copyright {
    font-size: 13px;
    color: var(--text-muted);
}

/* ---- Page content (for privacy, support, terms) ---- */
.page-content {
    max-width: 720px;
    margin: 0 auto;
    padding: 120px 24px 80px;
    position: relative;
    z-index: 1;
}

.page-content h1 {
    font-size: 36px;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 8px;
}

.page-content .date {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.page-content h2 {
    font-size: 20px;
    font-weight: 700;
    margin-top: 40px;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.page-content p {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.7;
}

.page-content ul {
    padding-left: 20px;
    margin-bottom: 16px;
}

.page-content li {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    line-height: 1.6;
}

.page-content strong {
    color: var(--text-primary);
}

.page-content a {
    color: var(--accent-purple);
    text-decoration: none;
}

.page-content a:hover {
    text-decoration: underline;
}

/* ---- Support page extras ---- */
.support-card {
    padding: 32px;
    border-radius: 16px;
    margin-bottom: 24px;
}

.support-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
}

.support-card p {
    margin-bottom: 16px;
}

.support-card .btn {
    font-size: 14px;
    padding: 12px 24px;
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
    .navbar {
        padding: 12px 20px;
    }

    .nav-links {
        gap: 20px;
    }

    .nav-links a {
        font-size: 13px;
    }

    .hero {
        padding: 100px 20px 60px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 360px;
    }

    .footer-links {
        gap: 20px;
    }
}