/* ==========================================================================
   Elysoft - Cyberpunk Dark Theme
   1. CSS Custom Properties
   2. Reset / Base
   3. Typography
   4. Layout
   5. Navbar
   6. Footer
   7. Glassmorphism Components
   8. Buttons
   9. Hero Sections
  10. Project Cards
  11. Timeline
  12. Feature Grid
  13. Contact
  14. Legal Pages
  15. Support Pages
  16. Responsive
   ========================================================================== */

/* ==========================================================================
   1. CSS Custom Properties
   ========================================================================== */

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #0f0f1a;
    --bg-tertiary: #141428;
    --bg-surface: #1a1a2e;

    --neon-blue: #00d4ff;
    --neon-purple: #a855f7;
    --neon-orange: #ff6b2b;
    --neon-pink: #ec4899;

    --glow-blue: 0 0 20px rgba(0, 212, 255, 0.3), 0 0 40px rgba(0, 212, 255, 0.1);
    --glow-purple: 0 0 20px rgba(168, 85, 247, 0.3), 0 0 40px rgba(168, 85, 247, 0.1);
    --glow-orange: 0 0 20px rgba(255, 107, 43, 0.3), 0 0 40px rgba(255, 107, 43, 0.1);

    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-tertiary: #64748b;
    --text-heading: #f8fafc;

    --glass-bg: rgba(20, 20, 40, 0.6);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-blur: 16px;
    --glass-bg-hover: rgba(30, 30, 55, 0.7);

    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    --radius-sm: 0.375rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;

    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;

    --container-max: 1200px;
    --container-narrow: 800px;
}

/* ==========================================================================
   2. Reset / Base
   ========================================================================== */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

a {
    color: var(--neon-blue);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--neon-purple);
}

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

ul, ol {
    list-style: none;
}

/* ==========================================================================
   3. Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
    color: var(--text-heading);
    font-weight: 700;
    line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.25rem; }

p {
    color: var(--text-secondary);
    max-width: 65ch;
}

.text-mono {
    font-family: var(--font-mono);
}

.text-muted {
    color: var(--text-tertiary);
}

.section-label {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--neon-blue);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--space-md);
}

.section-heading {
    margin-bottom: var(--space-lg);
}

.section-description {
    font-size: 1.125rem;
    max-width: 60ch;
}

/* ==========================================================================
   4. Layout
   ========================================================================== */

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container--narrow {
    max-width: var(--container-narrow);
}

.section {
    padding: var(--space-4xl) 0;
}

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

.grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

.grid-3 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

.grid-4 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.text-center {
    text-align: center;
}

/* ==========================================================================
   5. Navbar
   ========================================================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-md) 0;
    transition: background var(--transition-base), backdrop-filter var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
}

.navbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.navbar__logo {
    font-family: var(--font-mono);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-heading);
    letter-spacing: -0.02em;
    transition: color var(--transition-fast);
}

.navbar__logo:hover {
    color: var(--neon-blue);
}

.navbar__logo span {
    color: var(--neon-blue);
}

.navbar__links {
    display: none;
    align-items: center;
    gap: var(--space-xl);
}

.navbar__link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    position: relative;
}

.navbar__link:hover,
.navbar__link--active {
    color: var(--text-heading);
}

.navbar__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--neon-blue);
    transition: width var(--transition-base);
    border-radius: 1px;
}

.navbar__link:hover::after,
.navbar__link--active::after {
    width: 100%;
}

/* Dropdown */
.navbar__dropdown {
    position: relative;
}

.navbar__dropdown-trigger {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.navbar__dropdown-trigger svg {
    width: 12px;
    height: 12px;
    transition: transform var(--transition-fast);
}

.navbar__dropdown:hover .navbar__dropdown-trigger svg {
    transform: rotate(180deg);
}

.navbar__dropdown-menu {
    position: absolute;
    top: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%);
    background: rgba(15, 15, 26, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-sm);
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateX(-50%) translateY(8px);
    transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.navbar__dropdown:hover .navbar__dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.navbar__dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    color: var(--text-secondary);
    font-size: 0.875rem;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast), color var(--transition-fast);
}

.navbar__dropdown-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-heading);
}

.navbar__dropdown-item .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}

.dot--blue { background: var(--neon-blue); }
.dot--purple { background: var(--neon-purple); }
.dot--orange { background: var(--neon-orange); }
.dot--pink { background: var(--neon-pink); }

/* Mobile Menu */
.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: transform var(--transition-base), opacity var(--transition-base);
    border-radius: 1px;
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.mobile-menu.open {
    opacity: 1;
    visibility: visible;
}

.mobile-menu__link {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.mobile-menu__link:hover {
    color: var(--neon-blue);
}

.mobile-menu__divider {
    width: 60px;
    height: 1px;
    background: var(--glass-border);
}

.mobile-menu__sublabel {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.2em;
}

body.menu-open {
    overflow: hidden;
}

/* ==========================================================================
   6. Footer
   ========================================================================== */

.footer {
    border-top: 1px solid var(--glass-border);
    padding: var(--space-3xl) 0 var(--space-xl);
    background: var(--bg-secondary);
}

.footer__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.footer__brand {
    max-width: 320px;
}

.footer__brand-name {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: var(--space-sm);
}

.footer__brand-name span {
    color: var(--neon-blue);
}

.footer__brand-desc {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    line-height: 1.7;
}

.footer__col-title {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-heading);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-md);
}

.footer__col-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer__col-link {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    transition: color var(--transition-fast);
}

.footer__col-link:hover {
    color: var(--neon-blue);
}

.footer__bottom {
    border-top: 1px solid var(--glass-border);
    padding-top: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    align-items: center;
}

.footer__copyright {
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

/* ==========================================================================
   7. Glassmorphism Components
   ========================================================================== */

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition:
        background var(--transition-base),
        border-color var(--transition-base),
        transform var(--transition-base),
        box-shadow var(--transition-base);
}

.glass-card:hover {
    background: var(--glass-bg-hover);
    border-color: rgba(255, 255, 255, 0.12);
}

.glass-card--interactive:hover {
    transform: translateY(-4px);
    box-shadow: var(--glow-blue);
}

.glass-card--neon-blue {
    border-color: rgba(0, 212, 255, 0.15);
}

.glass-card--neon-blue:hover {
    border-color: rgba(0, 212, 255, 0.3);
    box-shadow: var(--glow-blue);
}

.glass-card--neon-purple {
    border-color: rgba(168, 85, 247, 0.15);
}

.glass-card--neon-purple:hover {
    border-color: rgba(168, 85, 247, 0.3);
    box-shadow: var(--glow-purple);
}

.glass-card--neon-orange {
    border-color: rgba(255, 107, 43, 0.15);
}

.glass-card--neon-orange:hover {
    border-color: rgba(255, 107, 43, 0.3);
    box-shadow: var(--glow-orange);
}

/* ==========================================================================
   8. Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 0.75rem 1.75rem;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.btn--primary {
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    color: #fff;
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.25);
}

.btn--primary:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.35);
}

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

.btn--outline:hover {
    border-color: var(--neon-blue);
    color: var(--neon-blue);
    box-shadow: var(--glow-blue);
}

.btn--ghost {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid transparent;
}

.btn--ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--neon-blue);
}

.btn--lg {
    padding: 1rem 2.25rem;
    font-size: 1.05rem;
}

.btn--sm {
    padding: 0.5rem 1.25rem;
    font-size: 0.85rem;
}

/* ==========================================================================
   9. Hero Sections
   ========================================================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero__grid-pattern {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero__glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.4;
}

.hero__glow--blue {
    width: 500px;
    height: 500px;
    background: var(--neon-blue);
    top: -100px;
    right: -100px;
    opacity: 0.15;
}

.hero__glow--purple {
    width: 400px;
    height: 400px;
    background: var(--neon-purple);
    bottom: -50px;
    left: -50px;
    opacity: 0.12;
}

.hero__glow--orange {
    width: 300px;
    height: 300px;
    background: var(--neon-orange);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.06;
}

.hero__content {
    position: relative;
    z-index: 1;
    max-width: 700px;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 0.4rem 1rem;
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 100px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--neon-blue);
    margin-bottom: var(--space-xl);
}

.hero__badge .pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--neon-blue);
    animation: pulse 2s ease-in-out infinite;
}

.hero__title {
    margin-bottom: var(--space-lg);
}

.hero__subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-2xl);
    max-width: 55ch;
    line-height: 1.7;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

/* Page Hero (smaller, for inner pages) */
.page-hero {
    padding: calc(80px + var(--space-4xl)) 0 var(--space-3xl);
    position: relative;
    overflow: hidden;
}

.page-hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.page-hero__content {
    position: relative;
    z-index: 1;
}

.page-hero__title {
    margin-bottom: var(--space-md);
}

.page-hero__description {
    font-size: 1.125rem;
    max-width: 60ch;
}

/* ==========================================================================
   10. Project Cards
   ========================================================================== */

.project-card {
    position: relative;
    overflow: hidden;
    text-decoration: none;
    display: block;
}

.project-card__image {
    width: 100%;
    height: 200px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    position: relative;
}

.project-card__image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 10, 15, 0.5), transparent);
}

.project-card__badge {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    padding: 0.3rem 0.75rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    border-radius: 100px;
    z-index: 1;
    letter-spacing: 0.05em;
}

.project-card__badge--blue {
    background: rgba(0, 212, 255, 0.15);
    color: var(--neon-blue);
    border: 1px solid rgba(0, 212, 255, 0.3);
}

.project-card__badge--purple {
    background: rgba(168, 85, 247, 0.15);
    color: var(--neon-purple);
    border: 1px solid rgba(168, 85, 247, 0.3);
}

.project-card__badge--orange {
    background: rgba(255, 107, 43, 0.15);
    color: var(--neon-orange);
    border: 1px solid rgba(255, 107, 43, 0.3);
}

.project-card__badge--green {
    background: rgba(34, 197, 94, 0.15);
    color: #22c55e;
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.project-card__title {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
}

.project-card__desc {
    font-size: 0.9rem;
    color: var(--text-tertiary);
    line-height: 1.6;
}

.project-card__platforms {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.platform-tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: 0.2rem 0.6rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-sm);
    color: var(--text-tertiary);
}

/* ==========================================================================
   11. Timeline
   ========================================================================== */

.timeline {
    position: relative;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 12px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--neon-blue), var(--neon-purple), var(--neon-orange));
    opacity: 0.3;
}

.timeline__item {
    position: relative;
    padding-bottom: var(--space-2xl);
}

.timeline__item:last-child {
    padding-bottom: 0;
}

.timeline__dot {
    position: absolute;
    left: -34px;
    top: 4px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--bg-primary);
    border: 2px solid var(--neon-blue);
    box-shadow: 0 0 12px rgba(0, 212, 255, 0.3);
    z-index: 1;
}

.timeline__dot--purple {
    border-color: var(--neon-purple);
    box-shadow: 0 0 12px rgba(168, 85, 247, 0.3);
}

.timeline__dot--orange {
    border-color: var(--neon-orange);
    box-shadow: 0 0 12px rgba(255, 107, 43, 0.3);
}

.timeline__year {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--neon-blue);
    margin-bottom: var(--space-xs);
}

.timeline__title {
    font-size: 1.1rem;
    margin-bottom: var(--space-xs);
}

.timeline__desc {
    font-size: 0.9rem;
    color: var(--text-tertiary);
}

/* ==========================================================================
   12. Feature Grid
   ========================================================================== */

.feature-card {
    text-align: center;
    padding: var(--space-2xl) var(--space-xl);
}

.feature-card__icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto var(--space-lg);
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.15);
    color: var(--neon-blue);
}

.feature-card__icon--purple {
    background: rgba(168, 85, 247, 0.08);
    border-color: rgba(168, 85, 247, 0.15);
    color: var(--neon-purple);
}

.feature-card__icon--orange {
    background: rgba(255, 107, 43, 0.08);
    border-color: rgba(255, 107, 43, 0.15);
    color: var(--neon-orange);
}

.feature-card__title {
    font-size: 1.05rem;
    margin-bottom: var(--space-sm);
}

.feature-card__desc {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    line-height: 1.6;
}

/* ==========================================================================
   13. Contact
   ========================================================================== */

.contact-card {
    text-align: center;
    padding: var(--space-3xl);
    max-width: 600px;
    margin: 0 auto;
}

.contact-card__icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-lg);
}

.contact-card__title {
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
}

.contact-card__text {
    margin-bottom: var(--space-xl);
    margin-left: auto;
    margin-right: auto;
}

/* ==========================================================================
   14. Legal Pages
   ========================================================================== */

.legal-content {
    padding-bottom: var(--space-4xl);
}

.legal-content h2 {
    font-size: 1.5rem;
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
    color: var(--text-heading);
}

.legal-content h3 {
    font-size: 1.15rem;
    margin-top: var(--space-xl);
    margin-bottom: var(--space-sm);
}

.legal-content p {
    margin-bottom: var(--space-md);
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--text-secondary);
    max-width: 100%;
}

.legal-content ul {
    list-style: disc;
    padding-left: var(--space-xl);
    margin-bottom: var(--space-md);
}

.legal-content ul li {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-xs);
}

.legal-content a {
    color: var(--neon-blue);
}

.legal-content .last-updated {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-tertiary);
    margin-bottom: var(--space-2xl);
}

/* ==========================================================================
   15. Support Pages
   ========================================================================== */

.faq-item {
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    overflow: hidden;
    background: var(--glass-bg);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.faq-item summary {
    padding: var(--space-lg);
    cursor: pointer;
    font-weight: 600;
    color: var(--text-heading);
    display: flex;
    align-items: center;
    justify-content: space-between;
    list-style: none;
    transition: color var(--transition-fast);
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-family: var(--font-mono);
    font-size: 1.25rem;
    color: var(--neon-blue);
    transition: transform var(--transition-fast);
}

.faq-item[open] summary::after {
    content: '-';
}

.faq-item[open] summary {
    border-bottom: 1px solid var(--glass-border);
}

.faq-item__answer {
    padding: var(--space-lg);
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ==========================================================================
   16. Stats Row
   ========================================================================== */

.stats-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    text-align: center;
}

.stat__number {
    font-family: var(--font-mono);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.stat__number--blue { color: var(--neon-blue); }
.stat__number--purple { color: var(--neon-purple); }
.stat__number--orange { color: var(--neon-orange); }

.stat__label {
    font-size: 0.9rem;
    color: var(--text-tertiary);
}

/* ==========================================================================
   17. App Product Page
   ========================================================================== */

.app-hero {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.app-hero__icon {
    width: 120px;
    height: 120px;
    border-radius: 28px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: #fff;
    margin-bottom: var(--space-lg);
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.25);
}

.app-hero__meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.app-hero__meta-item {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.app-hero__meta-item span {
    color: var(--neon-blue);
}

/* Screenshot gallery */
.screenshot-gallery {
    display: flex;
    gap: var(--space-lg);
    overflow-x: auto;
    padding: var(--space-lg) 0;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
}

.screenshot-gallery::-webkit-scrollbar {
    height: 6px;
}

.screenshot-gallery::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 3px;
}

.screenshot-gallery::-webkit-scrollbar-thumb {
    background: var(--glass-border);
    border-radius: 3px;
}

.screenshot-item {
    flex: 0 0 auto;
    width: 220px;
    height: 440px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    scroll-snap-align: start;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    font-size: 0.8rem;
}

/* Phone carousel (Contaxs hero) */
.phone-carousel {
    position: relative;
    width: 320px;
    height: 480px;
    perspective: 1200px;
}

.phone-carousel__track {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
}

.phone-carousel__slide {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
                filter 0.7s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform, opacity, filter;
}

.phone-carousel__slide--active {
    transform: translateX(0) translateZ(0) rotateY(0);
    opacity: 1;
    z-index: 3;
    filter: brightness(1);
}

.phone-carousel__slide--prev {
    transform: translateX(-55%) translateZ(-80px) rotateY(12deg);
    opacity: 0.6;
    z-index: 1;
    filter: brightness(0.6);
}

.phone-carousel__slide--next {
    transform: translateX(55%) translateZ(-80px) rotateY(-12deg);
    opacity: 0.6;
    z-index: 1;
    filter: brightness(0.6);
}

.phone-carousel__phone {
    width: 200px;
    height: 420px;
    border-radius: 28px;
    overflow: hidden;
    background: var(--bg-tertiary);
    border: 2px solid var(--glass-border);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4),
                0 0 20px rgba(0, 212, 255, 0.08);
    transition: box-shadow 0.7s ease;
}

.phone-carousel__slide--active .phone-carousel__phone {
    box-shadow: 0 12px 50px rgba(0, 0, 0, 0.5),
                0 0 30px rgba(0, 212, 255, 0.15);
    border-color: rgba(0, 212, 255, 0.2);
}

.phone-carousel__phone img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.phone-carousel__dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: var(--space-md);
    position: relative;
    z-index: 5;
}

.phone-carousel__dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: 1px solid rgba(0, 212, 255, 0.3);
    background: transparent;
    cursor: pointer;
    padding: 0;
    transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
}

.phone-carousel__dot:hover {
    border-color: var(--neon-blue);
    transform: scale(1.2);
}

.phone-carousel__dot--active {
    background: var(--neon-blue);
    border-color: var(--neon-blue);
}

/* ==========================================================================
   18. Coming Soon
   ========================================================================== */

.coming-soon {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.coming-soon__year {
    font-family: var(--font-mono);
    font-size: clamp(4rem, 10vw, 8rem);
    font-weight: 700;
    line-height: 1;
    margin-bottom: var(--space-lg);
}

.coming-soon__text {
    font-size: 1.2rem;
    margin-bottom: var(--space-xl);
    margin-left: auto;
    margin-right: auto;
}

/* ==========================================================================
   19. Responsive
   ========================================================================== */

@media (min-width: 640px) {
    .stats-row {
        grid-template-columns: repeat(3, 1fr);
    }

    .grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 768px) {
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer__grid {
        grid-template-columns: 2fr 1fr 1fr;
    }

    .footer__bottom {
        flex-direction: row;
        justify-content: space-between;
    }

    .app-hero {
        grid-template-columns: 1fr 1fr;
    }

    .phone-carousel {
        width: 360px;
        height: 500px;
    }
}

@media (min-width: 1024px) {
    .navbar__links {
        display: flex;
    }

    .menu-toggle {
        display: none;
    }

    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }

    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1280px) {
    .grid-4 {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ==========================================================================
   20. Subscribe Modal
   ========================================================================== */

.subscribe-modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.subscribe-modal.open {
    opacity: 1;
    visibility: visible;
}

.subscribe-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.subscribe-modal__content {
    position: relative;
    z-index: 1;
    max-width: 460px;
    width: calc(100% - var(--space-xl) * 2);
    padding: var(--space-2xl);
    transform: translateY(20px) scale(0.95);
    transition: transform var(--transition-base);
}

.subscribe-modal.open .subscribe-modal__content {
    transform: translateY(0) scale(1);
}

.subscribe-modal__close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    background: none;
    border: none;
    color: var(--text-tertiary);
    font-size: 1.5rem;
    cursor: pointer;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background var(--transition-fast);
}

.subscribe-modal__close:hover {
    color: var(--text-heading);
    background: rgba(255, 255, 255, 0.05);
}

.subscribe-modal__input {
    flex: 1;
    min-width: 0;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    outline: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.subscribe-modal__input::placeholder {
    color: var(--text-tertiary);
}

.subscribe-modal__input:focus {
    border-color: rgba(0, 212, 255, 0.5);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.subscribe-modal__input--error {
    border-color: rgba(255, 107, 43, 0.5);
    box-shadow: 0 0 0 3px rgba(255, 107, 43, 0.1);
}

.subscribe-modal__btn {
    white-space: nowrap;
    flex-shrink: 0;
}

.subscribe-modal__btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.subscribe-modal__feedback {
    margin-top: var(--space-md);
    font-size: 0.85rem;
    min-height: 1.2em;
    text-align: center;
}

.subscribe-modal__feedback--success {
    color: #22c55e;
}

.subscribe-modal__feedback--error {
    color: var(--neon-orange);
}

.subscribe-modal__feedback--duplicate {
    color: var(--neon-purple);
}

/* ==========================================================================
   21. Language Switcher
   ========================================================================== */

/* Desktop language trigger */
.lang-switcher__trigger {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-family: var(--font-body);
}

.lang-switcher__flag {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-tertiary);
}

.lang-switcher__option {
    width: 100%;
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
    text-align: left;
}

.lang-switcher__option--active {
    color: var(--neon-blue) !important;
}

.lang-switcher__option--active .lang-switcher__flag {
    color: var(--neon-blue);
}

/* Mobile language switcher */
.navbar__right-mobile {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.lang-switcher__mobile-btn {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 4px;
    transition: color var(--transition-fast);
}

.lang-switcher__mobile-btn:hover {
    color: var(--neon-blue);
}

.lang-switcher__mobile-btn svg {
    color: var(--text-secondary);
}

/* Mobile menu language buttons */
.mobile-menu__lang {
    display: flex;
    gap: var(--space-sm);
}

.mobile-menu__lang-btn {
    padding: 0.5rem 1.25rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-tertiary);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.mobile-menu__lang-btn:hover {
    border-color: var(--neon-blue);
    color: var(--neon-blue);
}

.mobile-menu__lang-btn--active {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--neon-blue);
    color: var(--neon-blue);
}

/* Hide mobile controls on desktop */
@media (min-width: 1024px) {
    .navbar__right-mobile {
        display: none;
    }
}