:root {
    --primary-neon: #00FFFF;
    --secondary-neon: #FF1744;
    --accent-gold: #FFD700;
    --background-dark: #0A0A0A;
    --surface: #2D2D44;
    --text-primary: #FFFFFF;
    --text-secondary: #8A8A8A;
    --glow-cyan: 0 0 20px rgba(0, 255, 255, 0.6);
}

* {
    box-sizing: border-box
}

html,
body {
    height: 100%
}

body {
    margin: 0;
    font-family: Inter, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial;
    background: linear-gradient(135deg, #1A1A2E 0%, #16213E 100%);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
}

.app-icon {
    width: 160px;
    height: 160px;
    border-radius: 36px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
    margin: 0 auto 20px;
    align-self: center;
}

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

.site-header {
    position: sticky;
    top: 0;
    backdrop-filter: blur(6px);
    z-index: 40
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between
}

.logo {
    display: flex;
    gap: 12px;
    align-items: center;
    text-decoration: none;
    color: var(--text-primary)
}

.brand {
    font-family: Orbitron, sans-serif;
    font-weight: 700;
    letter-spacing: 1px
}

.nav a {
    margin-left: 18px;
    color: var(--text-secondary);
    text-decoration: none
}

/* Language selector in header */
.lang-select {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.03);
    padding: 6px 8px;
    border-radius: 10px;
}

.lang-compact {
    position: relative;
}

.lang-compact button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: var(--text-primary);
    border: none;
    cursor: pointer;
    padding: 6px 8px;
    border-radius: 8px;
}

.lang-compact button img {
    width: 18px;
    height: 18px;
    display: block;
}

.lang-menu {
    position: absolute;
    right: 0;
    margin-top: 8px;
    background: rgba(10, 10, 10, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.04);
    padding: 8px;
    border-radius: 8px;
    display: none;
    min-width: 110px;
    z-index: 60;
}

.lang-menu a {
    display: block;
    padding: 6px 8px;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 6px;
}

.lang-menu a:hover {
    background: rgba(255, 255, 255, 0.02);
}

.lang-compact.open .lang-menu {
    display: block;
}

/* Back button style used on policy pages */
.back-button {
    display: inline-block;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.06), rgba(118, 75, 162, 0.06));
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 10px;
    text-decoration: none;
    border: 1px solid rgba(255, 255, 255, 0.04);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.5);
    transition: transform .12s ease, box-shadow .12s ease;
}

.back-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.6);
}

.hero {
    padding: 64px 0
}

.hero-inner {
    display: flex;
    gap: 24px;
    align-items: center
}

.hero-content {
    flex: 1
}

.title {
    font-family: Orbitron, sans-serif;
    font-size: 40px;
    margin: 0;
    text-shadow: 0 0 14px rgba(0, 255, 255, 0.08);
    color: var(--primary-neon)
}

.tagline {
    color: var(--text-secondary);
    margin: 12px 0 20px
}

.cta-row {
    display: flex;
    gap: 12px;
    margin-bottom: 8px
}

.download-button {
    padding: 14px 22px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 700;
    border: none;
    cursor: pointer;
    box-shadow: var(--glow-cyan);
    transition: all .2s
}

.download-button.ios {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%)
}

.download-button.android {
    background: linear-gradient(135deg, #00d2ff 0%, #3a7bd5 100%)
}

.download-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.8)
}

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

.hero-media {
    width: 340px
}

.phone-mockup {
    background: linear-gradient(180deg, #000, #111);
    border-radius: 28px;
    padding: 18px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
}

.phone-mockup img {
    width: 100%;
    border-radius: 14px;
    display: block
}

/* Enforce constant screenshot dimensions for consistency */
.carousel .slide img,
.phone-mockup img {
    width: 280px;
    height: 560px;
    max-width: 100%;
    object-fit: cover;
    display: block;
}

.screenshots {
    padding: 40px 0
}

.carousel {
    display: flex;
    gap: 12px;
    overflow: hidden
}

.carousel .slide {
    min-width: 260px;
    flex: 0 0 auto;
    border-radius: 12px;
    overflow: hidden;
    background: var(--surface);
    padding: 8px
}

.carousel img {
    display: block;
    width: 100%
}

.features {
    padding: 40px 0
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 12px;
    list-style: none;
    padding: 0;
    margin: 12px 0
}

.feature-grid li {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent);
    padding: 16px;
    border-radius: 12px
}

.feature-grid li strong {
    display: block;
    margin-bottom: 6px;
    color: var(--primary-neon)
}

.modes {
    padding: 40px 0
}

.modes-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px
}

.mode {
    background: rgba(255, 255, 255, 0.03);
    padding: 18px;
    border-radius: 12px
}

.site-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    padding: 20px 0;
    margin-top: 30px
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center
}

.footer-links a {
    margin-left: 12px;
    color: var(--text-secondary);
    text-decoration: none
}

@media(max-width:900px) {
    .hero-inner {
        flex-direction: column-reverse
    }

    .hero-media {
        width: 260px
    }

    .carousel .slide img,
    .phone-mockup img {
        width: 220px;
        height: 440px
    }

    .modes-grid {
        grid-template-columns: 1fr
    }
}