/* ═══════════════════════════════════════════════════════════
   ZeroDPI — Premium Landing Page Design System
   Dark theme · Glassmorphism · Electric cyan accent
   ═══════════════════════════════════════════════════════════ */

/* ───── DESIGN TOKENS ───── */
:root {
    /* Backgrounds */
    --bg-deep: #06060b;
    --bg-surface: #0c0c14;
    --bg-card: rgba(14, 14, 24, 0.6);
    --bg-card-solid: #0e0e18;
    --bg-card-hover: rgba(20, 20, 36, 0.8);
    --bg-elevated: rgba(18, 18, 32, 0.5);

    /* Borders */
    --border: rgba(255, 255, 255, 0.06);
    --border-subtle: rgba(255, 255, 255, 0.03);
    --border-accent: rgba(0, 212, 255, 0.15);
    --border-accent-strong: rgba(0, 212, 255, 0.3);

    /* Text */
    --text-primary: #f0f0f5;
    --text-secondary: #a0a0b8;
    --text-tertiary: #606078;
    --text-inverse: #06060b;

    /* Accent — Electric Cyan */
    --accent: #00d4ff;
    --accent-hover: #33ddff;
    --accent-muted: rgba(0, 212, 255, 0.12);
    --accent-glow: rgba(0, 212, 255, 0.2);
    --accent-glow-strong: rgba(0, 212, 255, 0.35);

    /* Secondary — Purple */
    --secondary: #8b5cf6;
    --secondary-muted: rgba(139, 92, 246, 0.12);

    /* Success / Warning */
    --success: #10b981;
    --success-muted: rgba(16, 185, 129, 0.12);
    --warning: #f59e0b;

    /* Gradients */
    --gradient-accent: linear-gradient(135deg, #00d4ff 0%, #8b5cf6 100%);
    --gradient-accent-h: linear-gradient(90deg, #00d4ff 0%, #8b5cf6 100%);
    --gradient-subtle: linear-gradient(135deg, rgba(0, 212, 255, 0.08) 0%, rgba(139, 92, 246, 0.08) 100%);
    --gradient-hero: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 212, 255, 0.15) 0%, rgba(139, 92, 246, 0.05) 50%, transparent 100%);

    /* Layout */
    --max-w: 1200px;
    --max-w-narrow: 800px;
    --nav-h: 72px;
    --section-pad: 120px;
    --section-pad-mobile: 80px;

    /* Radius */
    --radius-xs: 6px;
    --radius-sm: 10px;
    --radius: 14px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.15);
    --shadow-glow-strong: 0 0 60px rgba(0, 212, 255, 0.25);
    --shadow-btn: 0 4px 24px rgba(0, 212, 255, 0.3);
    --shadow-btn-hover: 0 8px 40px rgba(0, 212, 255, 0.4);

    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --duration-fast: 0.15s;
    --duration: 0.25s;
    --duration-slow: 0.4s;
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-deep);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

a {
    color: inherit;
    text-decoration: none;
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

code {
    font-family: 'SF Mono', 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.875em;
    background: rgba(255, 255, 255, 0.06);
    padding: 2px 8px;
    border-radius: var(--radius-xs);
    border: 1px solid var(--border);
}

/* ───── BACKGROUND GRID PATTERN ───── */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 20%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 20%, transparent 100%);
}

/* ───── NOISE TEXTURE OVERLAY ───── */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 0;
}

/* ───── LAYOUT HELPERS ───── */
.container {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

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

.section {
    padding: var(--section-pad) 0;
    position: relative;
}

.section--border {
    border-top: 1px solid var(--border);
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: var(--radius-full);
    background: var(--accent-muted);
    border: 1px solid var(--border-accent);
    font-size: 13px;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 20px;
    letter-spacing: 0.02em;
}

.section-label svg {
    width: 14px;
    height: 14px;
}

.section-title {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 20px;
}

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

.section-desc {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 600px;
}

.section-desc--center {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

/* ───── GRADIENT TEXT ───── */
.gradient-text {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gradient-text--animated {
    background: linear-gradient(90deg, #00d4ff, #8b5cf6, #00d4ff);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 4s ease infinite;
}

@keyframes gradient-shift {
    0%, 100% { background-position: 0% center; }
    50% { background-position: 200% center; }
}

/* ═══════════════════════════════════════════════════════════
   NAVIGATION
   ═══════════════════════════════════════════════════════════ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--nav-h);
    background: rgba(6, 6, 11, 0.7);
    backdrop-filter: blur(24px) saturate(1.2);
    -webkit-backdrop-filter: blur(24px) saturate(1.2);
    border-bottom: 1px solid var(--border);
    transition: background var(--duration), box-shadow var(--duration);
}

.nav--scrolled {
    background: rgba(6, 6, 11, 0.92);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

.nav__inner {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo */
.nav__logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 18px;
    letter-spacing: -0.01em;
    z-index: 1001;
}

.nav__logo-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: var(--gradient-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.nav__logo-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 40%, rgba(255, 255, 255, 0.2));
}

.nav__logo-icon svg {
    width: 20px;
    height: 20px;
    position: relative;
    z-index: 1;
}

/* Nav Links */
.nav__links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav__link {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: color var(--duration), background var(--duration);
    position: relative;
}

.nav__link:hover,
.nav__link--active {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.04);
}

.nav__link--active {
    color: var(--accent);
}

/* Nav CTA */
.nav__cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 22px;
    background: var(--accent);
    color: var(--text-inverse);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    transition: all var(--duration) var(--ease-out);
    margin-left: 8px;
    box-shadow: 0 2px 12px rgba(0, 212, 255, 0.2);
}

.nav__cta:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.35);
}

.nav__cta svg {
    width: 16px;
    height: 16px;
}

/* Mobile Hamburger */
.nav__hamburger {
    display: none;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: background var(--duration);
    z-index: 1001;
}

.nav__hamburger:hover {
    background: rgba(255, 255, 255, 0.06);
}

.nav__hamburger-lines {
    width: 20px;
    height: 14px;
    position: relative;
}

.nav__hamburger-lines span {
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--duration) var(--ease-out);
}

.nav__hamburger-lines span:nth-child(1) { top: 0; }
.nav__hamburger-lines span:nth-child(2) { top: 6px; }
.nav__hamburger-lines span:nth-child(3) { top: 12px; }

/* Hamburger Active */
.nav__hamburger--active .nav__hamburger-lines span:nth-child(1) {
    top: 6px;
    transform: rotate(45deg);
}

.nav__hamburger--active .nav__hamburger-lines span:nth-child(2) {
    opacity: 0;
    transform: translateX(-8px);
}

.nav__hamburger--active .nav__hamburger-lines span:nth-child(3) {
    top: 6px;
    transform: rotate(-45deg);
}

/* Mobile Menu Overlay */
.nav__mobile-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(6, 6, 11, 0.95);
    backdrop-filter: blur(32px);
    -webkit-backdrop-filter: blur(32px);
    z-index: 999;
    opacity: 0;
    transition: opacity var(--duration-slow) var(--ease-out);
}

.nav__mobile-overlay--active {
    opacity: 1;
}

.nav__mobile-menu {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    padding: 32px 24px;
    display: none;
    flex-direction: column;
    gap: 4px;
    overflow-y: auto;
    background: rgba(6, 6, 11, 0.97);
    backdrop-filter: blur(32px);
    -webkit-backdrop-filter: blur(32px);
}

.nav__mobile-menu--active {
    display: flex;
}

.nav__mobile-link {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-secondary);
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
    transition: color var(--duration);
}

.nav__mobile-link:hover,
.nav__mobile-link--active {
    color: var(--text-primary);
}

.nav__mobile-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 24px;
    padding: 16px;
    background: var(--accent);
    color: var(--text-inverse);
    border-radius: var(--radius);
    font-size: 16px;
    font-weight: 600;
}

/* ═══════════════════════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════════════════════ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-weight: 600;
    border-radius: var(--radius);
    transition: all var(--duration) var(--ease-out);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* Primary Button */
.btn--primary {
    padding: 16px 36px;
    background: var(--accent);
    color: var(--text-inverse);
    font-size: 16px;
    box-shadow: var(--shadow-btn);
}

.btn--primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 40%, rgba(255, 255, 255, 0.15));
    opacity: 0;
    transition: opacity var(--duration);
}

.btn--primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-btn-hover);
}

.btn--primary:hover::before {
    opacity: 1;
}

.btn--primary:active {
    transform: translateY(0);
}

/* Large Primary Button */
.btn--primary-lg {
    padding: 18px 44px;
    font-size: 17px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-btn);
}

/* Secondary Button */
.btn--secondary {
    padding: 14px 28px;
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
    font-size: 15px;
    border: 1px solid var(--border);
}

.btn--secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.12);
    transform: translateY(-1px);
}

/* Ghost Button */
.btn--ghost {
    padding: 12px 24px;
    color: var(--accent);
    font-size: 15px;
}

.btn--ghost:hover {
    background: var(--accent-muted);
}

/* Download Button (special) */
.btn--download {
    padding: 20px 48px;
    background: var(--gradient-accent);
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    border-radius: var(--radius-lg);
    box-shadow: 0 6px 32px rgba(0, 212, 255, 0.3), 0 0 60px rgba(0, 212, 255, 0.1);
    position: relative;
}

.btn--download::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(135deg, transparent 30%, rgba(255, 255, 255, 0.15) 60%, transparent 80%);
    opacity: 0;
    transition: opacity var(--duration);
}

.btn--download:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 48px rgba(0, 212, 255, 0.4), 0 0 80px rgba(0, 212, 255, 0.15);
}

.btn--download:hover::before {
    opacity: 1;
}

.btn--download svg {
    width: 22px;
    height: 22px;
}

/* ═══════════════════════════════════════════════════════════
   HERO SECTION
   ═══════════════════════════════════════════════════════════ */
.hero {
    padding-top: calc(var(--nav-h) + 80px);
    padding-bottom: 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

/* Hero Gradient Mesh */
.hero__mesh {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 0;
}

.hero__mesh-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: orb-float 12s ease-in-out infinite;
}

.hero__mesh-orb--1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.18) 0%, transparent 70%);
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    animation-duration: 15s;
}

.hero__mesh-orb--2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
    top: -100px;
    right: -100px;
    animation-duration: 18s;
    animation-delay: -4s;
}

.hero__mesh-orb--3 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
    bottom: 0;
    left: -80px;
    animation-duration: 20s;
    animation-delay: -8s;
}

@keyframes orb-float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -20px) scale(1.05); }
    66% { transform: translate(-20px, 15px) scale(0.95); }
}

/* Hero radial glow line */
.hero__glow-line {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 1px;
    background: radial-gradient(ellipse at center, var(--accent-glow) 0%, transparent 70%);
}

.hero__content {
    max-width: 820px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    padding: 0 24px;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    border-radius: var(--radius-full);
    background: rgba(0, 212, 255, 0.06);
    border: 1px solid rgba(0, 212, 255, 0.12);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 36px;
    letter-spacing: 0.01em;
}

.hero__badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 8px rgba(16, 185, 129, 0.5);
    animation: pulse-dot 2s ease infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero__title {
    font-size: clamp(48px, 7vw, 80px);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.04em;
    margin-bottom: 24px;
}

.hero__title-accent {
    display: block;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__desc {
    font-size: clamp(17px, 2vw, 20px);
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 44px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

.hero__actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin-bottom: 72px;
}

.hero__actions-row {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
}

.hero__version {
    font-size: 13px;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.hero__version-sep {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--text-tertiary);
}

/* Stats Row */
.hero__stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
}

.hero__stat {
    text-align: center;
}

.hero__stat-value {
    display: block;
    font-size: clamp(28px, 3.5vw, 36px);
    font-weight: 800;
    letter-spacing: -0.02em;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 4px;
}

.hero__stat-label {
    font-size: 13px;
    color: var(--text-tertiary);
    font-weight: 500;
}

.hero__stat-divider {
    width: 1px;
    height: 48px;
    background: var(--border);
}

/* ═══════════════════════════════════════════════════════════
   FEATURE CARDS
   ═══════════════════════════════════════════════════════════ */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.feature-card {
    padding: 36px 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: all var(--duration-slow) var(--ease-out);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-accent), transparent);
    opacity: 0;
    transition: opacity var(--duration-slow);
}

.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-card__icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    position: relative;
}

.feature-card__icon--cyan {
    background: var(--accent-muted);
    color: var(--accent);
}

.feature-card__icon--purple {
    background: var(--secondary-muted);
    color: var(--secondary);
}

.feature-card__icon--green {
    background: var(--success-muted);
    color: var(--success);
}

.feature-card__icon svg {
    width: 24px;
    height: 24px;
}

.feature-card__title {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}

.feature-card__desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ═══════════════════════════════════════════════════════════
   HOW IT WORKS — STEPS
   ═══════════════════════════════════════════════════════════ */
.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    position: relative;
}

/* Connecting line between steps */
.steps::before {
    content: '';
    position: absolute;
    top: 52px;
    left: calc(16.66% + 24px);
    right: calc(16.66% + 24px);
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--secondary));
    opacity: 0.2;
    z-index: 0;
}

.step-card {
    text-align: center;
    padding: 40px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: relative;
    z-index: 1;
    transition: all var(--duration-slow) var(--ease-out);
}

.step-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.step-card__number {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: var(--gradient-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 20px;
    color: #fff;
    margin: 0 auto 20px;
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.25);
    position: relative;
}

.step-card__number::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid rgba(0, 212, 255, 0.15);
}

.step-card__title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: -0.01em;
}

.step-card__desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.step-card__icon {
    width: 40px;
    height: 40px;
    margin: 16px auto 0;
    color: var(--text-tertiary);
}

.step-card__icon svg {
    width: 100%;
    height: 100%;
}

/* ═══════════════════════════════════════════════════════════
   COMPARISON TABLE
   ═══════════════════════════════════════════════════════════ */
.comparison-table {
    max-width: 780px;
    margin: 0 auto;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.comparison-row {
    display: grid;
    grid-template-columns: 140px 1fr 1fr;
    border-bottom: 1px solid var(--border);
    transition: background var(--duration);
}

.comparison-row:last-child {
    border-bottom: none;
}

.comparison-row:not(.comparison-row--header):hover {
    background: rgba(255, 255, 255, 0.02);
}

.comparison-row > div {
    padding: 16px 24px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.comparison-row--header {
    background: rgba(255, 255, 255, 0.03);
}

.comparison-row--header > div {
    font-weight: 700;
    font-size: 15px;
    padding: 18px 24px;
}

.comparison-row > div:first-child {
    font-weight: 600;
    color: var(--text-secondary);
    border-right: 1px solid var(--border);
}

.comparison-row > div:nth-child(2) {
    border-right: 1px solid var(--border);
    color: var(--text-secondary);
}

.comparison-cell--highlight {
    background: rgba(0, 212, 255, 0.04);
    color: var(--text-primary) !important;
}

.comparison-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.comparison-icon--check {
    color: var(--success);
}

.comparison-icon--cross {
    color: #ef4444;
}

.comparison-icon--warn {
    color: var(--warning);
}

/* ═══════════════════════════════════════════════════════════
   CTA SECTION
   ═══════════════════════════════════════════════════════════ */
.cta-section {
    position: relative;
    overflow: hidden;
}

.cta-section__bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 212, 255, 0.03) 50%, transparent 100%);
}

.cta-section__glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 500px;
    height: 300px;
    background: radial-gradient(ellipse, rgba(0, 212, 255, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-content .section-title {
    margin-bottom: 16px;
}

.cta-content .section-desc {
    margin-bottom: 40px;
}

/* ═══════════════════════════════════════════════════════════
   DOWNLOAD PAGE
   ═══════════════════════════════════════════════════════════ */
.download-hero {
    padding-top: calc(var(--nav-h) + 80px);
    padding-bottom: 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.download-hero__mesh {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 0;
}

.download-hero__mesh-orb {
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    filter: blur(80px);
    background: radial-gradient(circle, rgba(0, 212, 255, 0.12) 0%, transparent 70%);
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
}

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

.download-hero .section-title {
    margin-bottom: 16px;
}

.download-hero .section-desc {
    margin-bottom: 40px;
}

/* File Info Card */
.file-info {
    max-width: 500px;
    margin: 40px auto 0;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px 32px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.file-info__row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}

.file-info__row:last-child {
    border-bottom: none;
}

.file-info__label {
    color: var(--text-secondary);
    font-weight: 500;
}

.file-info__value {
    color: var(--text-primary);
    font-weight: 600;
}

.file-info__value code {
    font-size: 11px;
    word-break: break-all;
}

/* System Requirements */
.sysreq-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 48px;
}

.sysreq-card {
    padding: 28px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-align: center;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.sysreq-card__icon {
    width: 40px;
    height: 40px;
    margin: 0 auto 14px;
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
}

.sysreq-card__icon svg {
    width: 100%;
    height: 100%;
}

.sysreq-card__title {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 6px;
}

.sysreq-card__value {
    font-size: 13px;
    color: var(--text-secondary);
}

/* Install Steps */
.install-steps {
    display: grid;
    gap: 16px;
    max-width: 700px;
    margin: 0 auto;
}

.install-step {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 24px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: all var(--duration-slow) var(--ease-out);
}

.install-step:hover {
    border-color: var(--border-accent);
    transform: translateX(4px);
}

.install-step__num {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--accent-muted);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 14px;
    flex-shrink: 0;
}

.install-step__content {
    flex: 1;
}

.install-step__title {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 4px;
}

.install-step__desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Troubleshooting */
.troubleshoot-list {
    max-width: 700px;
    margin: 0 auto;
    display: grid;
    gap: 16px;
}

.troubleshoot-item {
    padding: 24px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.troubleshoot-item__icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}

.troubleshoot-item__icon svg {
    width: 18px;
    height: 18px;
}

.troubleshoot-item__title {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 8px;
}

.troubleshoot-item__desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ═══════════════════════════════════════════════════════════
   GUIDE PAGE
   ═══════════════════════════════════════════════════════════ */
.guide-hero {
    padding-top: calc(var(--nav-h) + 80px);
    padding-bottom: 60px;
    text-align: center;
    position: relative;
}

.guide-hero__mesh-orb {
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    filter: blur(80px);
    background: radial-gradient(circle, rgba(139, 92, 246, 0.1) 0%, transparent 70%);
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 0;
}

.guide-section {
    max-width: 800px;
    margin: 0 auto;
}

.guide-section__header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 28px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.guide-section__number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 16px;
    color: #fff;
    flex-shrink: 0;
}

.guide-section__title {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.guide-steps {
    display: grid;
    gap: 12px;
    margin-bottom: 24px;
}

.guide-step {
    display: flex;
    gap: 16px;
    padding: 20px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: all var(--duration) var(--ease-out);
}

.guide-step:hover {
    border-color: var(--border-accent);
}

.guide-step__marker {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--accent-muted);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 12px;
    flex-shrink: 0;
    margin-top: 2px;
}

.guide-step__content {
    flex: 1;
}

.guide-step__title {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 4px;
}

.guide-step__desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.guide-note {
    padding: 20px 24px;
    background: rgba(0, 212, 255, 0.04);
    border: 1px solid var(--border-accent);
    border-radius: var(--radius);
    margin-top: 16px;
    margin-bottom: 24px;
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.guide-note__icon {
    width: 20px;
    height: 20px;
    color: var(--accent);
    flex-shrink: 0;
    margin-top: 2px;
}

.guide-note__icon svg {
    width: 100%;
    height: 100%;
}

.guide-note__text {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.guide-note--warning {
    background: rgba(245, 158, 11, 0.04);
    border-color: rgba(245, 158, 11, 0.15);
}

.guide-note--warning .guide-note__icon {
    color: var(--warning);
}

/* ═══════════════════════════════════════════════════════════
   FAQ PAGE
   ═══════════════════════════════════════════════════════════ */
.faq-hero {
    padding-top: calc(var(--nav-h) + 80px);
    padding-bottom: 60px;
    text-align: center;
    position: relative;
}

.faq-hero__mesh-orb {
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    filter: blur(80px);
    background: radial-gradient(circle, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 0;
}

.faq-categories {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.faq-category-btn {
    padding: 10px 22px;
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    transition: all var(--duration) var(--ease-out);
    cursor: pointer;
}

.faq-category-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.1);
}

.faq-category-btn--active {
    color: var(--accent);
    background: var(--accent-muted);
    border-color: var(--border-accent);
}

.faq-list {
    max-width: 780px;
    margin: 0 auto;
}

.faq-group {
    margin-bottom: 16px;
}

.faq-group__title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 12px;
    padding-left: 4px;
}

.faq-item {
    margin-bottom: 8px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: all var(--duration) var(--ease-out);
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.faq-item:hover {
    border-color: var(--border-accent);
}

.faq-item[open] {
    border-color: var(--border-accent-strong);
    box-shadow: 0 0 24px rgba(0, 212, 255, 0.05);
}

.faq-item summary {
    padding: 20px 24px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    transition: background var(--duration);
    -webkit-user-select: none;
    user-select: none;
}

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

.faq-item summary::marker {
    display: none;
    content: '';
}

.faq-item__chevron {
    width: 20px;
    height: 20px;
    color: var(--text-tertiary);
    flex-shrink: 0;
    transition: transform var(--duration) var(--ease-out), color var(--duration);
}

.faq-item[open] .faq-item__chevron {
    transform: rotate(180deg);
    color: var(--accent);
}

.faq-item summary:hover {
    background: rgba(255, 255, 255, 0.02);
}

.faq-item__answer {
    padding: 0 24px 20px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ═══════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════ */
.footer {
    border-top: 1px solid var(--border);
    padding: 60px 0 40px;
    position: relative;
    z-index: 1;
}

.footer__inner {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 48px;
    align-items: start;
    margin-bottom: 48px;
}

.footer__brand {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 18px;
}

.footer__logo-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: var(--gradient-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.footer__logo-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 40%, rgba(255, 255, 255, 0.2));
}

.footer__logo-icon svg {
    width: 18px;
    height: 18px;
    position: relative;
    z-index: 1;
}

.footer__desc {
    font-size: 14px;
    color: var(--text-tertiary);
    max-width: 300px;
}

.footer__links {
    display: flex;
    gap: 32px;
}

.footer__link-group-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.footer__link-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer__link {
    font-size: 14px;
    color: var(--text-tertiary);
    transition: color var(--duration);
}

.footer__link:hover {
    color: var(--text-primary);
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.footer__copyright {
    font-size: 13px;
    color: var(--text-tertiary);
}

.footer__badges {
    display: flex;
    align-items: center;
    gap: 16px;
}

.footer__badge {
    font-size: 12px;
    color: var(--text-tertiary);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 6px;
}

.footer__badge-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--success);
}

/* ═══════════════════════════════════════════════════════════
   SCROLL ANIMATIONS
   ═══════════════════════════════════════════════════════════ */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

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

.reveal--delay-1 { transition-delay: 0.1s; }
.reveal--delay-2 { transition-delay: 0.2s; }
.reveal--delay-3 { transition-delay: 0.3s; }
.reveal--delay-4 { transition-delay: 0.4s; }
.reveal--delay-5 { transition-delay: 0.5s; }
.reveal--delay-6 { transition-delay: 0.6s; }

/* Stagger children */
.stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out);
}

.stagger-children--visible > *:nth-child(1) { transition-delay: 0.05s; opacity: 1; transform: translateY(0); }
.stagger-children--visible > *:nth-child(2) { transition-delay: 0.1s; opacity: 1; transform: translateY(0); }
.stagger-children--visible > *:nth-child(3) { transition-delay: 0.15s; opacity: 1; transform: translateY(0); }
.stagger-children--visible > *:nth-child(4) { transition-delay: 0.2s; opacity: 1; transform: translateY(0); }
.stagger-children--visible > *:nth-child(5) { transition-delay: 0.25s; opacity: 1; transform: translateY(0); }
.stagger-children--visible > *:nth-child(6) { transition-delay: 0.3s; opacity: 1; transform: translateY(0); }
.stagger-children--visible > *:nth-child(7) { transition-delay: 0.35s; opacity: 1; transform: translateY(0); }
.stagger-children--visible > *:nth-child(8) { transition-delay: 0.4s; opacity: 1; transform: translateY(0); }

/* ═══════════════════════════════════════════════════════════
   PAGE-SPECIFIC: GUIDE — VISUAL BLOCKS
   ═══════════════════════════════════════════════════════════ */
.visual-block {
    padding: 48px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    text-align: center;
    margin: 24px 0;
    position: relative;
    overflow: hidden;
}

.visual-block::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-subtle);
    opacity: 0.5;
}

.visual-block__mockup {
    position: relative;
    z-index: 1;
    width: 200px;
    height: 120px;
    margin: 0 auto;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.05), rgba(139, 92, 246, 0.05));
    border: 1px solid var(--border);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-block__mockup-icon {
    width: 48px;
    height: 48px;
    color: var(--accent);
}

.visual-block__mockup-icon svg {
    width: 100%;
    height: 100%;
}

/* Tray Icon Visual */
.tray-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    position: relative;
    z-index: 1;
    background: #1a1a2e;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px 20px;
    width: fit-content;
    margin: 0 auto;
}

.tray-visual__icon {
    width: 20px;
    height: 20px;
    border-radius: 4px;
    background: var(--gradient-accent);
    display: flex;
    align-items: center;
    justify-content: center;
}

.tray-visual__icon svg {
    width: 12px;
    height: 12px;
    color: #fff;
}

.tray-visual__menu {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: #12121e;
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    padding: 8px;
    position: relative;
    z-index: 1;
    width: fit-content;
    margin: 12px auto 0;
}

.tray-visual__menu-item {
    font-size: 12px;
    padding: 6px 16px;
    border-radius: 4px;
    color: var(--text-secondary);
    text-align: left;
}

.tray-visual__menu-item--active {
    background: var(--accent-muted);
    color: var(--accent);
}

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE DESIGN
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero__stats {
        gap: 32px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-pad: 80px;
    }

    /* Navigation */
    .nav__links {
        display: none;
    }

    .nav__hamburger {
        display: flex;
    }

    /* Hero */
    .hero {
        padding-top: calc(var(--nav-h) + 48px);
        padding-bottom: 48px;
        min-height: auto;
    }

    .hero__title {
        font-size: clamp(36px, 10vw, 48px);
    }

    .hero__desc {
        font-size: 16px;
    }

    .hero__stats {
        flex-direction: column;
        gap: 20px;
    }

    .hero__stat-divider {
        width: 48px;
        height: 1px;
    }

    .hero__actions-row {
        flex-direction: column;
        width: 100%;
    }

    .hero__actions-row .btn {
        width: 100%;
    }

    /* Features */
    .features-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .feature-card {
        padding: 24px 20px;
    }

    /* Steps */
    .steps {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .steps::before {
        display: none;
    }

    /* Comparison */
    .comparison-row {
        grid-template-columns: 90px 1fr 1fr;
    }

    .comparison-row > div {
        padding: 12px 14px;
        font-size: 13px;
    }

    /* Sysreq */
    .sysreq-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    /* Footer */
    .footer__inner {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer__bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .footer__badges {
        flex-wrap: wrap;
        justify-content: center;
    }

    /* Section Title */
    .section-title {
        font-size: clamp(28px, 5vw, 36px);
    }

    .section-desc {
        font-size: 16px;
    }

    .section-header {
        margin-bottom: 40px;
    }

    /* Download */
    .download-hero {
        padding-top: calc(var(--nav-h) + 48px);
    }

    /* Guide */
    .guide-hero {
        padding-top: calc(var(--nav-h) + 48px);
    }

    .guide-section__title {
        font-size: 20px;
    }

    .visual-block {
        padding: 32px 20px;
    }

    /* FAQ */
    .faq-hero {
        padding-top: calc(var(--nav-h) + 48px);
    }

    .faq-categories {
        gap: 6px;
    }

    .faq-category-btn {
        padding: 8px 16px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    :root {
        --section-pad: 64px;
    }

    .hero__title {
        font-size: 34px;
    }

    .hero__badge {
        font-size: 12px;
        padding: 6px 14px;
    }

    .hero__stat-value {
        font-size: 24px;
    }

    .comparison-row {
        grid-template-columns: 70px 1fr 1fr;
    }

    .comparison-row > div {
        padding: 10px 10px;
        font-size: 12px;
    }

    .btn--download {
        padding: 16px 28px;
        font-size: 16px;
    }

    .btn--primary {
        padding: 14px 28px;
        font-size: 15px;
        width: 100%;
    }

    .feature-card__title {
        font-size: 16px;
    }

    .guide-section__header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .faq-item summary {
        padding: 16px 18px;
        font-size: 14px;
    }

    .faq-item__answer {
        padding: 0 18px 16px;
    }

    .footer__links {
        flex-direction: column;
        gap: 24px;
    }
}

/* ═══════════════════════════════════════════════════════════
   SPECIAL EFFECTS
   ═══════════════════════════════════════════════════════════ */

/* Glow border hover on any element */
.glow-hover {
    position: relative;
}

.glow-hover::after {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    background: var(--gradient-accent);
    opacity: 0;
    z-index: -1;
    transition: opacity var(--duration-slow);
    filter: blur(8px);
}

.glow-hover:hover::after {
    opacity: 0.15;
}

/* Floating animation */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.float {
    animation: float 4s ease-in-out infinite;
}

/* Shimmer loading effect on buttons */
@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

/* Subtle background pulse */
@keyframes bg-pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 0.8; }
}

/* ═══════════════════════════════════════════════════════════
   ACCESSIBILITY
   ═══════════════════════════════════════════════════════════ */
:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
    border-radius: 4px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }

    .stagger-children > * {
        opacity: 1;
        transform: none;
    }
}

/* Selection color */
::selection {
    background: rgba(0, 212, 255, 0.25);
    color: var(--text-primary);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-deep);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.15);
}