/* MedDuell Website Styles – Dark Theme aligned with iOS App */

:root {
    --bg: #0f1419;
    --bg-elevated: #1a1f26;
    --bg-card: #22272e;
    --text-primary: #e8eaed;
    --text-secondary: #9aa0a6;
    --primary: #4f8cff;
    --primary-hover: #6ba0ff;
    --accent: #ff6b9d;
    --success: #34a853;
    --error: #ea4335;
    --border: #2d333b;
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

a {
    color: var(--primary);
    text-decoration: none;
}
a:hover {
    color: var(--primary-hover);
}

/* ========== HERO ========== */
.hero {
    background: linear-gradient(180deg, #1a2035 0%, var(--bg) 100%);
    padding-bottom: 80px;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    max-width: 1100px;
    margin: 0 auto;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 20px;
    color: var(--text-primary);
}

.nav-logo {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    object-fit: cover;
}

.nav-links {
    display: flex;
    gap: 28px;
}
.nav-links a {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 15px;
    transition: color 0.2s;
}
.nav-links a:hover {
    color: var(--text-primary);
}

.hero-content {
    text-align: center;
    padding: 60px 24px 20px;
    max-width: 720px;
    margin: 0 auto;
}

.hero-logo {
    width: 120px;
    height: 120px;
    border-radius: 28px;
    margin-bottom: 24px;
    box-shadow: 0 20px 60px rgba(79, 140, 255, 0.3);
    object-fit: cover;
}

.hero h1 {
    font-size: 56px;
    font-weight: 800;
    letter-spacing: -1.5px;
    margin-bottom: 12px;
    background: linear-gradient(135deg, #fff 0%, #9fb8ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    font-size: 22px;
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: 8px;
}

.subtitle {
    font-size: 17px;
    color: var(--text-secondary);
    margin-bottom: 36px;
}

.cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--primary) 0%, #3b7be0 100%);
    color: white;
    padding: 16px 32px;
    border-radius: 14px;
    font-weight: 600;
    font-size: 17px;
    transition: transform 0.15s, box-shadow 0.15s;
    box-shadow: 0 10px 30px rgba(79, 140, 255, 0.25);
}
.cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 40px rgba(79, 140, 255, 0.4);
    color: white;
}

/* ========== SECTIONS ========== */
.section {
    padding: 80px 0;
}

.section-dark {
    background-color: var(--bg-elevated);
}

.section h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 48px;
    text-align: center;
    letter-spacing: -0.5px;
}

/* ========== FEATURES ========== */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.feature {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 28px;
    transition: transform 0.2s, border-color 0.2s;
}
.feature:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
}

.feature .icon {
    font-size: 36px;
    margin-bottom: 14px;
}

.feature h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.feature p {
    color: var(--text-secondary);
    font-size: 15px;
}

/* ========== LEGAL ========== */
.legal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
}

.legal-card {
    display: block;
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 22px;
    transition: transform 0.15s, border-color 0.15s;
    color: var(--text-primary);
}
.legal-card:hover {
    transform: translateY(-2px);
    border-color: var(--primary);
    color: var(--text-primary);
}

.legal-icon {
    font-size: 28px;
    margin-bottom: 10px;
}

.legal-card h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 4px;
}

.legal-card p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ========== CONTACT ========== */
.contact {
    text-align: center;
    max-width: 600px;
}

.contact p {
    font-size: 17px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.contact-link {
    display: inline-block;
    font-size: 22px;
    font-weight: 600;
    padding: 12px 24px;
    border: 2px solid var(--primary);
    border-radius: 12px;
    transition: background-color 0.2s;
}
.contact-link:hover {
    background-color: var(--primary);
    color: white;
}

/* ========== FOOTER ========== */
footer {
    background-color: var(--bg-elevated);
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid var(--border);
}
footer p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 8px;
}
.footer-links a {
    color: var(--text-secondary);
    margin: 0 4px;
}

/* ========== LEGAL PAGES ========== */
.legal-page {
    max-width: 820px;
    margin: 0 auto;
    padding: 60px 24px 100px;
}

.legal-page .back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 32px;
    transition: color 0.15s;
}
.legal-page .back-link:hover {
    color: var(--primary);
}

.legal-page h1 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.legal-page .meta {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 40px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.legal-page h2 {
    font-size: 22px;
    font-weight: 700;
    margin: 36px 0 14px;
    color: var(--text-primary);
}

.legal-page h3 {
    font-size: 18px;
    font-weight: 600;
    margin: 24px 0 10px;
    color: var(--text-primary);
}

.legal-page p {
    color: var(--text-primary);
    font-size: 15px;
    margin-bottom: 14px;
    line-height: 1.7;
}

.legal-page ul, .legal-page ol {
    margin: 0 0 16px 24px;
    color: var(--text-primary);
    font-size: 15px;
    line-height: 1.7;
}

.legal-page li {
    margin-bottom: 6px;
}

.legal-page strong {
    color: var(--text-primary);
    font-weight: 600;
}

.legal-page .pdf-link {
    display: inline-block;
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    padding: 14px 20px;
    border-radius: 10px;
    margin: 20px 0;
    color: var(--primary);
    font-weight: 500;
}
.legal-page .pdf-link:hover {
    border-color: var(--primary);
}

/* ========== LANGUAGE SWITCHER ========== */
.lang-switcher {
    display: flex;
    gap: 4px;
    background: var(--bg-card);
    border-radius: 8px;
    padding: 3px;
    border: 1px solid var(--border);
}

.lang-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.15s, color 0.15s;
    font-family: inherit;
}

.lang-btn:hover {
    color: var(--text-primary);
    background: var(--bg-elevated);
}

.lang-btn.active {
    background: var(--primary);
    color: white;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 640px) {
    .hero h1 { font-size: 40px; }
    .tagline { font-size: 18px; }
    .section h2 { font-size: 28px; }
    .nav-links { display: none; }
    .hero-logo { width: 96px; height: 96px; }
    .legal-page h1 { font-size: 28px; }
}