/* ========================================
   Boti – Global Styles
   ======================================== */

:root {
    --bg-deep: #050810;
    --bg-surface: #0a0f1a;
    --bg-elevated: #111827;
    --bg-alt: #0d1220;
    --coral: #ff4d4d;
    --cyan: #00e5cc;
    --cyan-mid: #14b8a6;
    --cyan-glow: rgba(0, 229, 204, 0.15);
    --green: #22c55e;
    --text-primary: #f0f4ff;
    --text-secondary: #8ea8b8;
    --text-muted: #6b8494;
    --radius: 12px;
    --radius-sm: 8px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Helvetica Neue', sans-serif;
    background: var(--bg-deep);
    color: var(--text-primary);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    line-height: 1.6;
}

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 20px;
}

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

/* ========================================
   Navigation
   ======================================== */

.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(5, 8, 16, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav-inner {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 20px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    font-size: 20px;
    font-weight: 700;
    text-decoration: none;
    color: var(--text-primary);
}

.nav-links {
    display: flex;
    gap: 24px;
}

.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(--cyan); }

/* ========================================
   Buttons
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: opacity 0.2s, transform 0.1s;
    cursor: pointer;
    border: none;
}

.btn:hover { opacity: 0.9; }
.btn:active { transform: scale(0.98); }

.btn-primary {
    background: var(--cyan);
    color: var(--bg-deep);
}

.btn-outline {
    background: transparent;
    color: var(--cyan);
    border: 1px solid var(--cyan);
}

.btn-small {
    padding: 8px 14px;
    font-size: 13px;
}

/* ========================================
   Hero
   ======================================== */

.hero {
    padding: 80px 20px 64px;
    text-align: center;
    background: linear-gradient(180deg, var(--bg-elevated) 0%, var(--bg-deep) 100%);
}

.hero-inner {
    max-width: 640px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    background: var(--cyan-glow);
    color: var(--cyan);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 24px;
    letter-spacing: 0.5px;
}

.hero h1 {
    font-size: 44px;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.hero-sub {
    color: var(--text-secondary);
    font-size: 17px;
    line-height: 1.6;
    max-width: 520px;
    margin: 0 auto 32px;
}

.hero-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-banner {
    margin-bottom: 24px;
    display: flex;
    justify-content: center;
}

.hero-banner video {
    width: 200px;
    height: auto;
    display: block;
    mix-blend-mode: screen;
    cursor: pointer;
}

/* ========================================
   Sections
   ======================================== */

.section {
    padding: 64px 0;
}

.section-alt {
    background: var(--bg-alt);
}

.section-title {
    font-size: 28px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
}

/* ========================================
   USP Cards
   ======================================== */

.usps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 960px;
    margin: 0 auto;
}

.usp-card {
    background: var(--bg-surface);
    border: 1px solid rgba(0, 229, 204, 0.15);
    border-radius: var(--radius);
    padding: 32px 28px;
    text-align: center;
    transition: border-color 0.2s, transform 0.2s;
}

.usp-card:hover {
    border-color: var(--cyan);
    transform: translateY(-2px);
}

.usp-icon {
    font-size: 36px;
    margin-bottom: 16px;
}

.usp-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--cyan);
}

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

/* ========================================
   Features Grid
   ======================================== */

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.feature-card {
    background: var(--bg-surface);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius);
    padding: 28px 24px;
    transition: border-color 0.2s;
}

.feature-card:hover {
    border-color: var(--cyan-glow);
}

.feature-icon {
    font-size: 28px;
    margin-bottom: 12px;
}

.feature-card h3 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 8px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.5;
}

/* ========================================
   Steps
   ======================================== */

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
    max-width: 720px;
    margin: 0 auto;
}

.step {
    text-align: center;
    padding: 24px;
}

.step-num {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--cyan);
    color: var(--bg-deep);
    font-size: 20px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.step h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
}

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

/* ========================================
   Stats
   ======================================== */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 20px;
    text-align: center;
}

.stat-num {
    font-size: 36px;
    font-weight: 800;
    color: var(--cyan);
    margin-bottom: 4px;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 14px;
}

/* ========================================
   Footer
   ======================================== */

.footer {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding: 40px 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 2fr;
    gap: 32px;
}

.footer-brand {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.footer-heading {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

.footer-text {
    color: var(--text-muted);
    font-size: 13px;
    line-height: 1.5;
}

.footer-legal {
    font-size: 12px;
}

.footer-link {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    margin-bottom: 8px;
    transition: color 0.2s;
}

.footer-link:hover { color: var(--cyan); }

/* ========================================
   Page Header (subpages)
   ======================================== */

.page-header {
    text-align: center;
    padding: 48px 20px 32px;
    background: linear-gradient(180deg, var(--bg-elevated) 0%, var(--bg-deep) 100%);
}

.page-header h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
}

.page-header h1 span { color: var(--cyan); }

.page-header p {
    color: var(--text-secondary);
    font-size: 15px;
    max-width: 480px;
    margin: 0 auto;
    line-height: 1.5;
}

/* ========================================
   Shortcut Hub (shortcuts page)
   ======================================== */

.hub-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 0 16px 64px;
}

.info-banner {
    background: var(--bg-elevated);
    border: 1px solid var(--cyan-glow);
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 24px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.info-banner strong { color: var(--cyan); }

.category { margin-bottom: 24px; }

.category-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 0 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.category-header .cat-icon { font-size: 15px; }

.shortcut-card {
    background: var(--bg-surface);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 8px;
    transition: border-color 0.2s;
}

.shortcut-card:hover { border-color: rgba(0, 229, 204, 0.25); }

.shortcut-card.highlight {
    border-color: var(--cyan);
    box-shadow: 0 0 20px rgba(0, 229, 204, 0.1);
}

.card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.card-title {
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-title h3 { font-size: 16px; font-weight: 600; }

.card-subtitle {
    font-size: 12px;
    color: var(--text-muted);
    margin-left: 38px;
}

.card-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin: 8px 0 4px 38px;
    line-height: 1.4;
}

.card-trigger {
    font-size: 12px;
    color: var(--text-muted);
    font-style: italic;
    margin-left: 38px;
}

.install-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--cyan);
    color: var(--bg-deep);
    border: none;
    border-radius: var(--radius-sm);
    padding: 8px 14px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: opacity 0.2s;
    white-space: nowrap;
}

.install-btn:hover { opacity: 0.85; }

.install-btn svg { width: 14px; height: 14px; }

.not-found {
    display: none;
    background: var(--bg-elevated);
    border: 1px solid var(--coral);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 24px;
    text-align: center;
}

.not-found.visible { display: block; }
.not-found h2 { color: var(--coral); margin-bottom: 8px; }
.not-found p { color: var(--text-secondary); font-size: 14px; }

/* ========================================
   Handbuch (manual)
   ======================================== */

.manual-container {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 20px 64px;
}

.manual-nav {
    background: var(--bg-elevated);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius);
    padding: 20px 24px;
    margin-bottom: 32px;
}

.manual-nav h3 {
    font-size: 14px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

.manual-nav a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 15px;
    padding: 6px 0;
    transition: color 0.2s;
}

.manual-nav a:hover { color: var(--cyan); }

.manual-section {
    margin-bottom: 48px;
}

.manual-section h2 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.manual-section h3 {
    font-size: 17px;
    font-weight: 600;
    margin: 20px 0 8px;
    color: var(--cyan);
}

.manual-section p, .manual-section li {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 12px;
}

.manual-section ul, .manual-section ol {
    padding-left: 20px;
    margin-bottom: 16px;
}

.manual-section li { margin-bottom: 6px; }

.manual-section code {
    background: var(--bg-elevated);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 13px;
    color: var(--cyan);
}

.tip-box {
    background: var(--bg-elevated);
    border-left: 3px solid var(--cyan);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    padding: 16px 20px;
    margin: 16px 0;
}

.tip-box strong { color: var(--cyan); }

.tip-box p {
    margin-bottom: 0;
}

/* ========================================
   Legal / Privacy
   ======================================== */

.legal-container {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 20px 64px;
}

.legal-container h2 {
    font-size: 20px;
    font-weight: 700;
    margin: 32px 0 12px;
}

.legal-container p, .legal-container li {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 12px;
}

.legal-container ul {
    padding-left: 20px;
    margin-bottom: 16px;
}

/* ========================================
   Responsive
   ======================================== */

@media (max-width: 640px) {
    .hero h1 { font-size: 32px; }
    .hero-sub { font-size: 15px; }
    .section-title { font-size: 24px; }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .nav-links { gap: 16px; }
    .nav-links a { font-size: 13px; }
    .usps-grid { grid-template-columns: 1fr; }
}