/* Thamizhi — thamizhi.app stylesheet */

:root {
    --color-bg: #fafafa;
    --color-surface: #ffffff;
    --color-text: #1a1a1a;
    --color-text-secondary: #6b6b6b;
    --color-accent: #e85d25;
    --color-accent-light: #fff3ee;
    --color-border: #e5e5e5;
    --max-width: 720px;
    --radius: 12px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --color-bg: #0a0a0a;
        --color-surface: #1a1a1a;
        --color-text: #f0f0f0;
        --color-text-secondary: #999;
        --color-accent: #f07040;
        --color-accent-light: #2a1a14;
        --color-border: #2a2a2a;
    }
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Navigation */
nav {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 16px 24px;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    background: rgba(255,255,255,0.85);
}

@media (prefers-color-scheme: dark) {
    nav {
        background: rgba(26,26,26,0.85);
    }
}

nav .nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

nav .logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    text-decoration: none;
}

nav .nav-links {
    display: flex;
    gap: 24px;
    list-style: none;
}

nav .nav-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s;
}

nav .nav-links a:hover {
    color: var(--color-accent);
}

/* Main content container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 48px 24px 80px;
}

/* Hero section (landing page) */
.hero {
    text-align: center;
    padding: 80px 24px 60px;
}

.hero-icon {
    width: 120px;
    height: 120px;
    border-radius: 26px;
    margin-bottom: 24px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}

.hero .tagline {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
}

.hero .scripts-demo {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.script-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 20px 28px;
    min-width: 180px;
    text-align: center;
}

.script-card .script-name {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary);
    margin-bottom: 8px;
}

.script-card .script-sample {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text);
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--color-accent);
    color: #fff;
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* Features section */
.features {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px 80px;
}

.features h2 {
    text-align: center;
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 40px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.feature-item {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 28px;
}

.feature-item .feature-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.feature-item h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.feature-item p {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
}

/* Page content (privacy, terms, support) */
.page-header {
    margin-bottom: 32px;
}

.page-header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.page-header .updated {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.content-section {
    margin-bottom: 32px;
}

.content-section h2 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--color-text);
}

.content-section p {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin-bottom: 12px;
    line-height: 1.7;
}

.content-section ul {
    list-style: none;
    padding: 0;
    margin-bottom: 12px;
}

.content-section ul li {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    padding: 4px 0 4px 20px;
    position: relative;
    line-height: 1.6;
}

.content-section ul li::before {
    content: "\2022";
    position: absolute;
    left: 4px;
    color: var(--color-accent);
}

/* Support page */
.support-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 32px;
    margin-bottom: 24px;
}

.support-card h2 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.support-card p {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.support-card a {
    color: var(--color-accent);
    text-decoration: none;
    font-weight: 500;
}

.support-card a:hover {
    text-decoration: underline;
}

/* Footer */
footer {
    border-top: 1px solid var(--color-border);
    padding: 32px 24px;
    text-align: center;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

footer a {
    color: var(--color-text-secondary);
    text-decoration: none;
}

footer a:hover {
    color: var(--color-accent);
}

footer .footer-links {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 12px;
}

/* Responsive */
@media (max-width: 600px) {
    .hero h1 {
        font-size: 1.8rem;
    }

    .hero .tagline {
        font-size: 1rem;
    }

    .hero .scripts-demo {
        gap: 16px;
    }

    .script-card {
        min-width: 140px;
        padding: 14px 18px;
    }

    .script-card .script-sample {
        font-size: 1.2rem;
    }

    nav .nav-links {
        gap: 16px;
    }
}