/* ═══════════════════════════════════════════════════════
   CRITICAL LINE — Design System
   ═══════════════════════════════════════════════════════ */

:root {
    --bg-main: #0a0c10;
    --bg-card: #12151c;
    --bg-card-hover: #181c26;
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(220, 38, 38, 0.35);

    --red: #dc2626;
    --red-glow: rgba(220, 38, 38, 0.55);
    --red-muted: #991b1b;
    --blue: #3b82f6;
    --gold: #f59e0b;

    --text-white: #f1f5f9;
    --text-gray: #94a3b8;
    --text-dim: #64748b;

    --font-display: 'Oswald', sans-serif;
    --font-body: 'Inter', sans-serif;

    --radius: 6px;
    --transition: 0.3s ease;
}

/* ─── Reset ─── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    background: var(--bg-main);
    color: var(--text-white);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.red { color: var(--red); }
.red-italic { color: var(--red); font-style: italic; }


/* ═══════════════════════════════════════════════════════
   NAVBAR
   ═══════════════════════════════════════════════════════ */
.navbar {
    position: fixed;
    top: 0; left: 0; width: 100%;
    z-index: 100;
    background: rgba(10, 12, 16, 0.75);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-subtle);
    transition: background var(--transition), box-shadow var(--transition);
}
.navbar.scrolled {
    background: rgba(10, 12, 16, 0.95);
    box-shadow: 0 4px 30px rgba(0,0,0,0.6);
}
.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 14px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo image */
.nav-logo {
    display: flex;
    align-items: center;
}
.nav-logo-img {
    height: 56px;
    width: auto;
}

/* Nav links */
.nav-links {
    display: flex;
    gap: 32px;
}
.nav-links a {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-gray);
    transition: color var(--transition);
    position: relative;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0;
    width: 0; height: 2px;
    background: var(--red);
    transition: width var(--transition);
}
.nav-links a:hover { color: white; }
.nav-links a:hover::after { width: 100%; }

.nav-right {
    display: flex;
    align-items: center;
    gap: 20px;
}
.lang-select {
    background: rgba(10, 12, 16, 0.6);
    color: var(--text-main);
    border: 1px solid var(--border-subtle);
    padding: 8px 12px;
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius);
    outline: none;
    cursor: pointer;
    transition: border-color var(--transition);
}
.lang-select:hover, .lang-select:focus {
    border-color: var(--red);
}
.lang-select option {
    background: #0a0c10;
    color: #fff;
}

/* Download button (shared) */
.btn-download {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--red);
    color: white;
    padding: 10px 22px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition);
    box-shadow: 0 0 18px var(--red-glow);
    position: relative;
    overflow: hidden;
}
.btn-download::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18), transparent);
    transition: left 0.5s ease;
}
.btn-download:hover::before { left: 100%; }
.btn-download:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px var(--red-glow);
}


/* ═══════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.hero-bg img,
.hero-bg video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transform: scale(1.25) translate(-2%, 5%);
}
.hero-gradient {
    position: absolute;
    inset: 0;
    z-index: 1;
    background:
        linear-gradient(90deg, var(--bg-main) 0%, rgba(10,12,16,0.85) 40%, rgba(10,12,16,0.3) 70%, rgba(10,12,16,0.15) 100%),
        linear-gradient(to top, var(--bg-main) 0%, transparent 30%);
}
.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 120px 24px 80px;
    width: 100%;
}
.hero-left {
    max-width: 560px;
}

/* Hero Logo Image */
.hero-logomark {
    margin-bottom: 20px;
}
.hero-logo-img {
    height: 280px;
    width: auto;
}

/* Visually hidden for SEO */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}
.hero-desc {
    font-size: 1rem;
    color: var(--text-gray);
    margin-bottom: 32px;
    max-width: 480px;
    line-height: 1.7;
}
.hero-dl {
    padding: 14px 32px;
    font-size: 1.1rem;
}
.hero-platform {
    margin-top: 14px;
    font-size: 0.82rem;
    color: var(--text-dim);
    letter-spacing: 1px;
    text-transform: uppercase;
}



/* ═══════════════════════════════════════════════════════
   SHOWCASE CARDS
   ═══════════════════════════════════════════════════════ */
.showcase {
    padding: 60px 0 80px;
}
.showcase-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    max-width: 800px;
    margin: 0 auto;
    gap: 30px;
}
.showcase-card {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    transition: border-color var(--transition), transform var(--transition);
    cursor: default;
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease, border-color var(--transition);
}
.showcase-card.visible {
    opacity: 1;
    transform: translateY(0);
}
.showcase-card:nth-child(2).visible { transition-delay: 0.1s; }
.showcase-card:nth-child(3).visible { transition-delay: 0.2s; }

.showcase-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
}
.showcase-card img {
    width: 100%;
    aspect-ratio: 16/10;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.showcase-card:hover img {
    transform: scale(1.05);
}
.card-label {
    position: absolute;
    top: 16px; left: 0;
    background: rgba(10,12,16,0.85);
    backdrop-filter: blur(6px);
    padding: 8px 18px;
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    border-right: 2px solid var(--red);
}


/* ═══════════════════════════════════════════════════════
   FEATURE STRIP
   ═══════════════════════════════════════════════════════ */
.feature-strip {
    padding: 50px 0;
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    background: linear-gradient(180deg, rgba(18,21,28,0.6) 0%, var(--bg-main) 100%);
}
.strip-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 12px;
}
.strip-item {
    text-align: center;
    padding: 20px 10px;
    border-radius: var(--radius);
    transition: background var(--transition);
}
.strip-item:hover {
    background: rgba(255,255,255,0.03);
}
.strip-icon {
    width: 44px;
    height: 44px;
    margin: 0 auto 14px;
    color: var(--red);
}
.strip-icon svg {
    width: 100%;
    height: 100%;
}
.strip-item h4 {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 6px;
}
.strip-item p {
    font-size: 0.82rem;
    color: var(--text-dim);
}


/* ═══════════════════════════════════════════════════════
   STATS
   ═══════════════════════════════════════════════════════ */
.stats-section {
    padding: 70px 0;
}
.stats-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}
.stat-block { text-align: center; }
.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 3.4rem;
    font-weight: 700;
    color: var(--text-white);
    line-height: 1.1;
    letter-spacing: 1px;
}
.stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 6px;
}
.stat-divider {
    width: 1px;
    height: 50px;
    background: rgba(255,255,255,0.08);
}


/* ═══════════════════════════════════════════════════════
   REVIEWS
   ═══════════════════════════════════════════════════════ */
.section-heading {
    font-family: var(--font-display);
    font-size: 2.6rem;
    text-align: center;
    letter-spacing: 3px;
    margin-bottom: 48px;
}
.reviews-section {
    padding: 80px 0;
    border-top: 1px solid var(--border-subtle);
}
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.review-card {
    background: var(--bg-card);
    padding: 36px 28px;
    border-radius: var(--radius);
    border: 1px solid var(--border-subtle);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    display: flex;
    flex-direction: column;
}
.review-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 36px rgba(0,0,0,0.4);
    border-color: var(--border-hover);
}
.review-stars {
    color: var(--gold);
    font-size: 1.2rem;
    margin-bottom: 16px;
    letter-spacing: 2px;
}
.review-body {
    flex: 1;
    font-size: 1rem;
    font-style: italic;
    color: var(--text-gray);
    line-height: 1.7;
    margin-bottom: 20px;
}
.review-author {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.author-name {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--red);
    letter-spacing: 1px;
    text-transform: uppercase;
}
.author-score {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--text-dim);
    letter-spacing: 1px;
}


/* ═══════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════ */
/* ═══════════════════════════════════════════════════════
   CHANGELOG
   ═══════════════════════════════════════════════════════ */
.changelog-section {
    padding: 80px 0;
    border-top: 1px solid var(--border-subtle);
}
.changelog-timeline {
    display: flex;
    flex-direction: column;
    gap: 0;
}
.changelog-entry {
    border-left: 2px solid rgba(255,255,255,0.06);
    padding: 0 0 40px 28px;
    position: relative;
}
.changelog-entry::before {
    content: '';
    position: absolute;
    left: -5px;
    top: 6px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-dim);
    border: 2px solid var(--bg-main);
}
.changelog-entry.latest {
    border-left-color: var(--red);
}
.changelog-entry.latest::before {
    background: var(--red);
    box-shadow: 0 0 8px var(--red-glow);
}
.changelog-entry:last-child {
    padding-bottom: 0;
    border-left-color: transparent;
}
.entry-header {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 18px;
}
.version-badge {
    background: var(--red);
    color: white;
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 2px;
    padding: 3px 10px;
    border-radius: 3px;
}
.version-title {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--text-white);
}
.version-date {
    font-size: 0.85rem;
    color: var(--text-dim);
    margin-left: auto;
}
.entry-body {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.change-group {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}
.change-tag {
    flex-shrink: 0;
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 2px;
    padding: 3px 10px;
    border-radius: 3px;
    margin-top: 2px;
}
.tag-new {
    background: rgba(34, 197, 94, 0.15);
    color: #4ade80;
    border: 1px solid rgba(34, 197, 94, 0.25);
}
.tag-balance {
    background: rgba(245, 158, 11, 0.15);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.25);
}
.tag-fix {
    background: rgba(59, 130, 246, 0.15);
    color: #60a5fa;
    border: 1px solid rgba(59, 130, 246, 0.25);
}
.change-group ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.change-group li {
    font-size: 0.95rem;
    color: var(--text-gray);
    line-height: 1.5;
}
.change-group li strong {
    color: var(--text-white);
}
.change-group kbd {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 3px;
    padding: 1px 6px;
    font-family: var(--font-body);
    font-size: 0.82rem;
    color: var(--text-white);
}


/* ═══════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════ */
.footer {
    padding: 80px 0 40px;
    border-top: 1px solid var(--border-subtle);
    background: #06080c;
    text-align: center;
}
.footer-tagline {
    font-family: var(--font-display);
    font-size: 2.6rem;
    font-weight: 700;
    letter-spacing: 3px;
    margin-bottom: 28px;
}
.footer-dl {
    padding: 16px 40px;
    font-size: 1.15rem;
}
.footer-bottom {
    margin-top: 60px;
    padding-top: 20px;
    border-top: 1px solid var(--border-subtle);
    color: var(--text-dim);
    font-size: 0.85rem;
}


/* ═══════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
    .strip-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .hero-logo-img { height: 120px; }
    .hero-desc { font-size: 0.95rem; }

    .showcase-grid { grid-template-columns: 1fr; }
    .strip-grid { grid-template-columns: repeat(2, 1fr); }
    .reviews-grid { grid-template-columns: 1fr; }
    .stats-row { flex-direction: column; gap: 28px; }
    .stat-divider { width: 50px; height: 1px; }
    .stat-number { font-size: 2.6rem; }

    .section-heading { font-size: 2rem; }
    .footer-tagline { font-size: 1.8rem; }
}

@media (max-width: 480px) {
    .strip-grid { grid-template-columns: 1fr 1fr; }
    .hero-left { max-width: 100%; }
    .hero-title { font-size: 2rem; letter-spacing: 3px; }
}