/* ═══════════════════════════════════════════════════════════════════════════
   German Reader — Landing Page Styles
   Dark premium theme with glassmorphism, gradients, and micro-animations
   ═══════════════════════════════════════════════════════════════════════════ */

/* ─── Reset & Base ────────────────────────────────────────────────────────── */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #111118;
    --bg-card: rgba(255, 255, 255, 0.04);
    --bg-card-hover: rgba(255, 255, 255, 0.07);
    --text-primary: #f0f0f5;
    --text-secondary: #8888a0;
    --text-muted: #5a5a70;
    --accent: #6c63ff;
    --accent-glow: rgba(108, 99, 255, 0.3);
    --gradient-primary: linear-gradient(135deg, #6c63ff, #3b82f6, #10b981);
    --gradient-text: linear-gradient(135deg, #6c63ff, #3b82f6);
    --border: rgba(255, 255, 255, 0.06);
    --radius: 16px;
    --radius-sm: 10px;
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
    --font: 'Inter', -apple-system, system-ui, sans-serif;

    /* Layout */
    --nav-height: 56px;
    --page-top: calc(var(--nav-height) + 64px);

    /* Gender colors */
    --masc: #BBDEFB;
    --fem: #F8BBD0;
    --neut: #C8E6C9;
    --plur: #FFE0B2;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ─── Typography ──────────────────────────────────────────────────────────── */
h1,
h2,
h3 {
    line-height: 1.2;
    font-weight: 700;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    text-align: center;
    margin-bottom: 12px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 48px;
}

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

kbd {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    font-family: var(--font);
    font-size: 0.85em;
}

/* ─── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    -webkit-tap-highlight-color: transparent;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 24px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px var(--accent-glow);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 18px 36px;
    font-size: 1.15rem;
}

.btn-icon {
    font-size: 1.2em;
}

/* ─── Announcement Bar ────────────────────────────────────────────────────── */
.announce-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 6px 40px 6px 16px;
    background: linear-gradient(90deg, #0057B8 0%, #0057B8 50%, #FFD700 100%);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.3px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.announce-bar.announce-hiding {
    transform: translateY(-100%);
    opacity: 0;
}

.announce-content {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-decoration: none;
    color: #fff;
}

.announce-content:hover .announce-link {
    text-decoration: underline;
}

.announce-link {
    opacity: 0.9;
    font-weight: 700;
}

.announce-flag {
    flex-shrink: 0;
    border-radius: 2px;
    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.15);
}

.announce-close {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    cursor: pointer;
    padding: 2px 6px;
    line-height: 1;
    border-radius: 4px;
    transition: background 0.15s ease;
}

.announce-close:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
}

/* Push nav below the announcement bar */
body.has-announce-bar .nav {
    top: 30px;
}

/* ─── Navigation ──────────────────────────────────────────────────────────── */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 16px 0;
    background: rgba(10, 10, 15, 0.92);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease, transform 0.3s ease;
}

.nav.scrolled {
    border-color: var(--border);
}

.nav.nav-hidden {
    transform: translateY(-100%);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--text-primary);
    font-size: 1.2rem;
}

.nav-logo-icon {
    font-size: 1.5rem;
}

.nav-swiss-badge {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    padding: 2px 8px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50px;
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.3px;
    white-space: nowrap;
}

.nav-swiss-flag {
    flex-shrink: 0;
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

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

.nav-cta {
    padding: 8px 20px;
    background: var(--accent);
    color: #fff !important;
    border-radius: var(--radius-sm);
    font-weight: 600;
}

.nav-cta:hover {
    background: #5a52e0;
}

/* Language switcher */
.lang-switch {
    display: flex;
    gap: 4px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 50px;
    padding: 3px;
}

.lang-switch-btn {
    padding: 4px 12px;
    border: none;
    border-radius: 50px;
    background: transparent;
    color: var(--text-muted);
    font-family: var(--font);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.lang-switch-btn:hover {
    color: var(--text-primary);
}

.lang-switch-btn.active {
    background: var(--accent);
    color: #fff;
}

.nav-mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ─── Hero ────────────────────────────────────────────────────────────────── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--page-top) 24px 80px;
    overflow: hidden;
}

.hero-bg-glow {
    position: absolute;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 600px;
    background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 70%);
    filter: blur(80px);
    pointer-events: none;
    z-index: 0;
}

.hero-split {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 48px;
    max-width: 1200px;
    width: 100%;
}

.hero-text {
    flex: 1;
    min-width: 0;
}

.hero-img {
    flex: 1;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 20px 80px rgba(108, 99, 255, 0.15), 0 8px 32px rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border);
}

.hero-img img {
    width: 100%;
    height: auto;
    display: block;
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 28px;
}

.hero-badge {
    display: inline-block;
    padding: 6px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    backdrop-filter: blur(10px);
}

.hero-title {
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    font-weight: 800;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-style: italic;
    padding-right: 0.1em;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 520px;
    margin: 0 0 32px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.hero-note {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ─── Features ────────────────────────────────────────────────────────────── */
.features {
    padding: 100px 24px;
    background: var(--bg-secondary);
}

.section-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px;
    transition: all 0.3s ease;
}

.feature-card:hover {
    background: var(--bg-card-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(108, 99, 255, 0.2);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 1.15rem;
    margin-bottom: 10px;
}

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

/* ─── How It Works ────────────────────────────────────────────────────────── */
.how-it-works {
    padding: 100px 24px;
}

.steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 32px;
    margin-top: 16px;
}

.step {
    flex: 1;
    max-width: 280px;
    text-align: center;
}

.step-number {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: #fff;
    font-size: 1.3rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.step h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.step p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.step-arrow {
    font-size: 2rem;
    color: var(--text-muted);
    padding-top: 14px;
}

/* ─── Demo — Screenshots Showcase ────────────────────────────────────────── */
.demo {
    padding: 100px 24px;
    background: var(--bg-secondary);
}

.demo-hero-img {
    max-width: 900px;
    margin: 0 auto 64px;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 20px 80px rgba(108, 99, 255, 0.15), 0 8px 32px rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border);
}

.demo-hero-img img {
    width: 100%;
    height: auto;
    display: block;
}

/* Tab buttons */
.demo-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 32px;
}

.demo-tab-btn {
    padding: 10px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 50px;
    color: var(--text-secondary);
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.demo-tab-btn:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

.demo-tab-btn.active {
    background: var(--gradient-primary);
    color: #fff;
    border-color: transparent;
}

/* Tab panels */
.demo-tab-panels {
    max-width: 900px;
    margin: 0 auto;
}

.demo-tab-panel {
    display: none;
}

.demo-tab-panel.active {
    display: block;
    animation: fadeTabIn 0.4s ease;
}

@keyframes fadeTabIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.demo-panel-content {
    display: flex;
    align-items: center;
    gap: 48px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px;
}

.demo-panel-text {
    flex: 1;
}

.demo-panel-text h3 {
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.demo-panel-text p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
}

.demo-panel-img {
    flex: 0 0 280px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.demo-panel-img img {
    width: 100%;
    height: auto;
    display: block;
}

@media (max-width: 768px) {
    .demo-panel-content {
        flex-direction: column-reverse;
        padding: 24px;
        gap: 24px;
    }

    .demo-panel-img {
        flex: none;
        max-width: 260px;
    }

    .demo-tabs {
        gap: 8px;
    }

    .demo-tab-btn {
        padding: 8px 16px;
        font-size: 0.85rem;
    }
}

/* ─── Trust ───────────────────────────────────────────────────────────────── */
.trust {
    padding: 100px 24px;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    text-align: center;
}

.trust-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.trust-item h3 {
    font-size: 1.15rem;
    margin-bottom: 8px;
}

.trust-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    max-width: 300px;
    margin: 0 auto;
}

/* ─── Final CTA ───────────────────────────────────────────────────────────── */
.final-cta {
    padding: 120px 24px;
    background: var(--bg-secondary);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.final-cta::before {
    content: '';
    position: absolute;
    bottom: -100px;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 70%);
    filter: blur(60px);
    pointer-events: none;
}

.final-cta .section-title {
    position: relative;
    z-index: 1;
}

.final-cta .btn {
    position: relative;
    z-index: 1;
}

.final-cta .section-subtitle {
    position: relative;
    z-index: 1;
    margin-bottom: 36px;
}

.final-cta .hero-note {
    position: relative;
    z-index: 1;
    margin-top: 16px;
}

/* ─── Footer ──────────────────────────────────────────────────────────────── */
.footer {
    padding: 40px 24px;
    border-top: 1px solid var(--border);
}

.footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1rem;
}

.footer-brand .nav-logo-icon {
    font-size: 1.2rem;
    line-height: 1.3rem;
    display: inline-block;
    vertical-align: middle;
    transform: translateY(-1px);
}

.nav-logo--footer {
    font-size: 1.05rem;
}

.nav-logo--footer .nav-logo-icon {
    font-size: 1.3rem;
}

.footer-swiss {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-left: 12px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

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

.footer-links a {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

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

.footer-copy {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ─── Animations ──────────────────────────────────────────────────────────── */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children */
.feature-card,
.step,
.trust-item {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.feature-card.visible,
.step.visible,
.trust-item.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ─── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10, 10, 15, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 24px;
        gap: 16px;
        border-bottom: 1px solid var(--border);
    }

    .nav-links.open {
        display: flex;
    }

    .nav-mobile-toggle {
        display: block;
    }

    .hero-split {
        flex-direction: column;
        text-align: center;
    }

    .hero-badges {
        justify-content: center;
    }

    .hero-subtitle {
        margin: 0 auto 32px;
    }

    .hero-actions {
        justify-content: center;
    }

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

    .footer-inner {
        flex-direction: column;
        text-align: center;
    }
}