:root {
    --primary-dark: #1a0533;
    --primary: #2d1b69;
    --primary-light: #4a2d8f;
    --accent-pink: #ff2d7b;
    --accent-pink-glow: #ff2d7b80;
    --accent-cyan: #00e5ff;
    --accent-cyan-glow: #00e5ff60;
    --accent-gold: #ffd700;
    --accent-gold-glow: #ffd70050;
    --text-primary: #f0f0ff;
    --text-secondary: #b8b8d4;
    --text-muted: #7878a0;
    --glass-bg: rgba(45, 27, 105, 0.25);
    --glass-border: rgba(255, 45, 123, 0.2);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --card-bg: rgba(26, 5, 51, 0.7);
    --gradient-primary: linear-gradient(135deg, #2d1b69 0%, #4a2d8f 50%, #1a0533 100%);
    --gradient-accent: linear-gradient(135deg, #ff2d7b 0%, #00e5ff 100%);
    --gradient-gold: linear-gradient(135deg, #ffd700 0%, #ff2d7b 100%);
    --shadow-glow-pink: 0 0 20px var(--accent-pink-glow), 0 0 40px rgba(255, 45, 123, 0.2);
    --shadow-glow-cyan: 0 0 20px var(--accent-cyan-glow), 0 0 40px rgba(0, 229, 255, 0.15);
    --border-radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
    background: var(--primary-dark);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    position: relative;
}

.bg-particles {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.bg-particles::before,
.bg-particles::after {
    content: '';
    position: absolute;
    width: 600px; height: 600px;
    border-radius: 50%;
    filter: blur(100px);
    animation: floatBlob 20s ease-in-out infinite;
}

.bg-particles::before {
    background: radial-gradient(circle, var(--accent-pink-glow) 0%, transparent 70%);
    top: -200px; right: -200px;
}

.bg-particles::after {
    background: radial-gradient(circle, var(--accent-cyan-glow) 0%, transparent 70%);
    bottom: -200px; left: -200px;
    animation-delay: -10s;
}

@keyframes floatBlob {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(50px, 30px) scale(1.1); }
    50% { transform: translate(-30px, 60px) scale(0.9); }
    75% { transform: translate(40px, -20px) scale(1.05); }
}

.main-nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    background: rgba(26, 5, 51, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    transition: var(--transition);
}

.main-nav.scrolled {
    padding: 0.7rem 2rem;
    background: rgba(26, 5, 51, 0.95);
    box-shadow: var(--glass-shadow);
}

.nav-brand { display: flex; align-items: center; gap: 0.5rem; font-weight: 700; font-size: 0.9rem; }

.brand-icon {
    font-size: 1.5rem;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: sparkle 3s ease-in-out infinite;
}

@keyframes sparkle {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.2) rotate(180deg); }
}

.nav-links { display: flex; gap: 2rem; list-style: none; }

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a:hover { color: var(--accent-pink); }

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0;
    width: 0; height: 2px;
    background: var(--gradient-accent);
    transition: var(--transition);
}

.nav-links a:hover::after { width: 100%; }

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-toggle span { width: 24px; height: 2px; background: var(--text-primary); border-radius: 2px; transition: var(--transition); }

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 6rem 2rem 4rem;
    overflow: hidden;
}

.hero-bg-grid {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-image: 
        linear-gradient(rgba(255, 45, 123, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 45, 123, 0.05) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 30s linear infinite;
    perspective: 1000px;
    transform: rotateX(60deg) scale(2.5);
    opacity: 0.5;
}

@keyframes gridMove {
    0% { transform: rotateX(60deg) scale(2.5) translateY(0); }
    100% { transform: rotateX(60deg) scale(2.5) translateY(60px); }
}

.hero-3d-scene {
    position: relative;
    width: 400px; height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
}

.process-animation {
    position: absolute;
    width: 100%; height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stage {
    position: absolute;
    width: 100%; height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 1s ease;
}

.stage.active { opacity: 1; }

.carpet-fibers.dirty {
    position: absolute;
    width: 200px; height: 120px;
    bottom: 30%; left: 50%;
    transform: translateX(-50%);
}

.carpet-fibers.dirty::before {
    content: '';
    position: absolute;
    width: 100%; height: 100%;
    background: repeating-linear-gradient(90deg, #4a3060 0px, #4a3060 3px, #3a2050 3px, #3a2050 6px);
    border-radius: 4px;
    opacity: 0.6;
}

.dirt-particles {
    position: absolute;
    width: 180px; height: 100px;
    bottom: 32%; left: 50%;
    transform: translateX(-50%);
}

.dirt-particles::before {
    content: '';
    position: absolute;
    width: 6px; height: 6px;
    background: #8b5e3c;
    border-radius: 50%;
    box-shadow:
        20px 10px 0 #6b4423, 40px -5px 0 #8b5e3c, 60px 15px 0 #5c3a1e,
        80px -10px 0 #7a5030, 100px 8px 0 #6b4423, 120px -3px 0 #8b5e3c,
        140px 12px 0 #5c3a1e, 30px 30px 0 #7a5030, 70px 35px 0 #6b4423, 110px 28px 0 #8b5e3c;
    animation: dirtSettle 3s ease-in-out infinite;
}

@keyframes dirtSettle {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(3px); }
}

.steam-wand {
    position: absolute;
    width: 120px; height: 8px;
    background: linear-gradient(90deg, #666 0%, #999 50%, #666 100%);
    border-radius: 4px;
    bottom: 45%; left: 50%;
    transform: translateX(-50%);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.steam-wand::before {
    content: '';
    position: absolute;
    right: -15px; top: -5px;
    width: 20px; height: 18px;
    background: #888;
    border-radius: 3px;
    box-shadow: inset 0 -3px 0 rgba(0,0,0,0.3);
}

.steam-particles {
    position: absolute;
    bottom: 50%; left: 50%;
    width: 150px; height: 100px;
    transform: translateX(-50%);
}

.steam-particles::before,
.steam-particles::after {
    content: '';
    position: absolute;
    width: 8px; height: 8px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    filter: blur(2px);
}

.steam-particles::before { left: 20%; bottom: 0; animation: steamRise1 2s ease-out infinite; }
.steam-particles::after { left: 60%; bottom: 0; animation: steamRise2 2.5s ease-out infinite; }

@keyframes steamRise1 {
    0% { transform: translateY(0) scale(1); opacity: 0.8; }
    100% { transform: translateY(-80px) scale(2); opacity: 0; }
}

@keyframes steamRise2 {
    0% { transform: translateY(0) scale(1); opacity: 0.8; }
    100% { transform: translateY(-100px) scale(1.5); opacity: 0; }
}

.extraction-flow {
    position: absolute;
    width: 40px; height: 120px;
    bottom: 30%; left: 50%;
    transform: translateX(-50%);
    overflow: hidden;
}

.extraction-flow::before {
    content: '';
    position: absolute;
    width: 100%; height: 200%;
    background: repeating-linear-gradient(0deg, rgba(0, 229, 255, 0.4) 0px, rgba(0, 229, 255, 0.4) 10px, transparent 10px, transparent 20px);
    animation: extractFlow 1s linear infinite;
}

@keyframes extractFlow {
    0% { transform: translateY(0); }
    100% { transform: translateY(-50%); }
}

.sparkle-particles { position: absolute; width: 250px; height: 250px; }

.sparkle-particles::before,
.sparkle-particles::after {
    content: '✦';
    position: absolute;
    font-size: 24px;
    color: var(--accent-gold);
    text-shadow: 0 0 10px var(--accent-gold), 0 0 20px var(--accent-gold-glow);
    animation: sparkleFloat 3s ease-in-out infinite;
}

.sparkle-particles::before { top: 20%; left: 20%; }
.sparkle-particles::after { top: 60%; right: 20%; animation-delay: -1.5s; font-size: 18px; }

@keyframes sparkleFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); opacity: 1; }
    50% { transform: translateY(-20px) rotate(180deg); opacity: 0.5; }
}

.clean-fibers {
    position: absolute;
    width: 200px; height: 120px;
    bottom: 30%; left: 50%;
    transform: translateX(-50%);
}

.clean-fibers::before {
    content: '';
    position: absolute;
    width: 100%; height: 100%;
    background: repeating-linear-gradient(90deg, #6a5acd 0px, #6a5acd 3px, #5a4abf 3px, #5a4abf 6px);
    border-radius: 4px;
    opacity: 0.8;
    box-shadow: 0 0 20px var(--accent-cyan-glow);
}

.hero-logo {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 10;
}

.logo-ring {
    position: absolute;
    border: 2px solid;
    border-radius: 50%;
    animation: rotateRing 10s linear infinite;
}

.ring-1 { width: 300px; height: 300px; border-color: var(--accent-pink-glow); animation-duration: 15s; }
.ring-2 { width: 250px; height: 250px; border-color: var(--accent-cyan-glow); animation-duration: 12s; animation-direction: reverse; }
.ring-3 { width: 200px; height: 200px; border-color: var(--accent-gold-glow); animation-duration: 8s; }

@keyframes rotateRing {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.logo-core { display: flex; flex-direction: column; align-items: center; gap: 1rem; }

.steam-icon {
    width: 80px; height: 80px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow-pink), var(--shadow-glow-cyan);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.steam-svg { width: 50px; height: 50px; }

.steam-path-1, .steam-path-2, .steam-path-3 {
    fill: none; stroke: white; stroke-width: 3; stroke-linecap: round;
    animation: steamWave 2s ease-in-out infinite;
}

.steam-path-2 { animation-delay: 0.3s; }
.steam-path-3 { animation-delay: 0.6s; }

@keyframes steamWave {
    0%, 100% { transform: translateX(0); opacity: 1; }
    50% { transform: translateX(3px); opacity: 0.6; }
}

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

.logo-main {
    display: block;
    font-size: 1.8rem;
    font-weight: 800;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-sub { display: block; font-size: 1rem; color: var(--text-secondary); margin-top: 0.25rem; }

.logo-glow {
    position: absolute;
    width: 350px; height: 350px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-pink-glow) 0%, transparent 70%);
    filter: blur(40px);
    z-index: -1;
    animation: glowPulse 4s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.1); }
}

.hero-content { text-align: center; max-width: 800px; z-index: 10; }

.hero-content h1 {
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-pink) 50%, var(--accent-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-tagline { font-size: 1.1rem; color: var(--text-secondary); margin-bottom: 2rem; }

.hero-cta { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    font-size: 1rem;
}

.btn-primary {
    background: var(--gradient-accent);
    color: white;
    box-shadow: var(--shadow-glow-pink);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 30px var(--accent-pink-glow), 0 0 60px rgba(255, 45, 123, 0.3);
}

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

.btn-secondary:hover {
    border-color: var(--accent-cyan);
    box-shadow: var(--shadow-glow-cyan);
    transform: translateY(-3px);
}

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

.floating-shapes {
    position: absolute;
    width: 100%; height: 100%;
    top: 0; left: 0;
    pointer-events: none;
    overflow: hidden;
}

.shape { position: absolute; border-radius: 50%; opacity: 0.15; animation: floatShape 20s ease-in-out infinite; }

.shape-1 { width: 100px; height: 100px; background: var(--accent-pink); top: 20%; left: 10%; animation-delay: 0s; }
.shape-2 { width: 60px; height: 60px; background: var(--accent-cyan); top: 60%; right: 15%; animation-delay: -5s; }
.shape-3 { width: 80px; height: 80px; background: var(--accent-gold); bottom: 20%; left: 20%; animation-delay: -10s; }
.shape-4 { width: 40px; height: 40px; background: var(--accent-pink); top: 30%; right: 30%; animation-delay: -7s; }
.shape-5 { width: 50px; height: 50px; background: var(--accent-cyan); bottom: 40%; left: 5%; animation-delay: -3s; }

@keyframes floatShape {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(30px, -30px) rotate(90deg); }
    50% { transform: translate(-20px, 20px) rotate(180deg); }
    75% { transform: translate(20px, 10px) rotate(270deg); }
}

.content-wrapper {
    position: relative;
    z-index: 10;
    max-width: 1400px;
    margin: 0 auto;
    padding: 4rem 2rem;
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 3rem;
}

.toc-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--glass-shadow);
}

.toc-header h3 { font-size: 1rem; margin-bottom: 1rem; color: var(--accent-pink); }

.toc-nav ul { list-style: none; }
.toc-nav li { margin-bottom: 0.5rem; }

.toc-nav a {
    display: block;
    padding: 0.5rem 0.75rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    border-radius: 8px;
    border-left: 3px solid transparent;
    transition: var(--transition);
}

.toc-nav a:hover {
    color: var(--text-primary);
    background: rgba(255, 45, 123, 0.1);
    border-left-color: var(--accent-pink);
}

.toc-nav a.active {
    color: var(--accent-pink);
    background: rgba(255, 45, 123, 0.15);
    border-left-color: var(--accent-pink);
    font-weight: 600;
}

.toc-mobile-toggle {
    display: none;
    position: fixed;
    bottom: 20px; right: 20px;
    z-index: 999;
    background: var(--gradient-accent);
    color: white;
    border: none;
    border-radius: 50px;
    padding: 1rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: var(--shadow-glow-pink);
    transition: var(--transition);
}

.toc-mobile-toggle:hover { transform: translateY(-3px); }

.toc-mobile-panel {
    display: none;
    position: fixed;
    bottom: 80px; right: 20px;
    z-index: 998;
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    max-height: 60vh;
    overflow-y: auto;
    width: 280px;
    box-shadow: var(--glass-shadow);
}

.toc-mobile-panel.show { display: block; animation: slideUp 0.3s ease; }

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.article-content { max-width: 800px; }
.article-content section { margin-bottom: 4rem; scroll-margin-top: 100px; }

.article-content h2 {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    padding-bottom: 0.5rem;
}

.article-content h2::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 60px; height: 3px;
    background: var(--gradient-accent);
    border-radius: 2px;
}

.article-content h3 { font-size: 1.3rem; font-weight: 600; margin: 2rem 0 1rem; color: var(--accent-cyan); }
.article-content h4 { font-size: 1.1rem; font-weight: 600; margin: 1.5rem 0 0.75rem; color: var(--accent-gold); }
.article-content p { margin-bottom: 1.25rem; color: var(--text-secondary); line-height: 1.8; }

.article-content a {
    color: var(--accent-pink);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.article-content a:hover { border-bottom-color: var(--accent-pink); text-shadow: 0 0 10px var(--accent-pink-glow); }

.article-content ul, .article-content ol { margin-bottom: 1.25rem; padding-left: 1.5rem; color: var(--text-secondary); }
.article-content li { margin-bottom: 0.5rem; line-height: 1.7; }

.key-takeaway {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--accent-gold-glow);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin: 2rem 0;
    box-shadow: 0 0 20px var(--accent-gold-glow);
}

.key-takeaway h4 { color: var(--accent-gold); margin-top: 0; margin-bottom: 0.5rem; }
.key-takeaway p { margin-bottom: 0; color: var(--text-primary); }

.benefits-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1.5rem; margin: 2rem 0; }

.benefit-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-align: center;
    transition: var(--transition);
}

.benefit-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-pink);
    box-shadow: var(--shadow-glow-pink);
}

.benefit-icon { font-size: 2.5rem; display: block; margin-bottom: 0.75rem; }
.benefit-card h4 { font-size: 0.95rem; margin: 0 0 0.5rem; color: var(--text-primary); }
.benefit-card p { font-size: 0.85rem; margin: 0; color: var(--text-muted); }

.process-timeline { display: grid; gap: 1rem; margin: 2rem 0; }

.timeline-step {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 1.25rem;
    transition: var(--transition);
}

.timeline-step:hover {
    border-color: var(--accent-cyan);
    box-shadow: var(--shadow-glow-cyan);
    transform: translateX(5px);
}

.step-number {
    width: 40px; height: 40px; min-width: 40px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    color: white;
}

.step-content h4 { margin: 0 0 0.25rem; font-size: 1rem; color: var(--text-primary); }
.step-content p { margin: 0; font-size: 0.85rem; color: var(--text-muted); }

.comparison-table {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin: 2rem 0;
    overflow-x: auto;
}

.comparison-table h4 { margin-top: 0; }
.comparison-table table { width: 100%; border-collapse: collapse; margin-top: 1rem; }

.comparison-table th, .comparison-table td { padding: 0.75rem; text-align: left; border-bottom: 1px solid var(--glass-border); }
.comparison-table th { color: var(--accent-pink); font-weight: 600; font-size: 0.9rem; }
.comparison-table td { color: var(--text-secondary); font-size: 0.85rem; }
.comparison-table tr:last-child td { border-bottom: none; }

.info-box {
    background: linear-gradient(135deg, rgba(0, 229, 255, 0.1) 0%, rgba(255, 45, 123, 0.1) 100%);
    border: 1px solid var(--accent-cyan-glow);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin: 2rem 0;
}

.info-box h4 { color: var(--accent-cyan); margin-top: 0; }
.info-box p { margin-bottom: 0; }

.tips-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1.5rem; margin: 2rem 0; }

.tip-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-align: center;
    transition: var(--transition);
}

.tip-card:hover {
    border-color: var(--accent-gold);
    box-shadow: 0 0 20px var(--accent-gold-glow);
    transform: translateY(-3px);
}

.tip-icon { font-size: 2rem; display: block; margin-bottom: 0.5rem; }
.tip-card h4 { font-size: 0.9rem; margin: 0 0 0.5rem; color: var(--text-primary); }
.tip-card p { font-size: 0.8rem; margin: 0; color: var(--text-muted); }

.trust-signals { display: flex; flex-wrap: wrap; gap: 1rem; margin: 2rem 0; }

.signal {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    padding: 0.75rem 1.25rem;
    font-size: 0.9rem;
    transition: var(--transition);
}

.signal:hover { border-color: var(--accent-pink); box-shadow: var(--shadow-glow-pink); }
.signal-icon { font-size: 1.2rem; }

.faq-item {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1rem;
    transition: var(--transition);
}

.faq-item:hover { border-color: var(--accent-cyan); }
.faq-item h3 { font-size: 1.05rem; margin: 0 0 0.75rem; color: var(--accent-pink); }
.faq-item p { margin: 0; font-size: 0.9rem; }

.cta-section { margin-top: 4rem; }

.cta-card {
    position: relative;
    background: var(--gradient-primary);
    border: 1px solid var(--glass-border);
    border-radius: calc(var(--border-radius) * 1.5);
    padding: 3rem;
    text-align: center;
    overflow: hidden;
    box-shadow: var(--glass-shadow);
}

.cta-glow {
    position: absolute;
    top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(circle, var(--accent-pink-glow) 0%, transparent 50%);
    animation: ctaGlow 8s ease-in-out infinite;
    pointer-events: none;
}

@keyframes ctaGlow {
    0%, 100% { transform: rotate(0deg) scale(1); opacity: 0.3; }
    50% { transform: rotate(180deg) scale(1.2); opacity: 0.5; }
}

.cta-card h2 {
    position: relative;
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: 1rem;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta-card > p {
    position: relative;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-details {
    position: relative;
    display: grid;
    gap: 1rem;
    max-width: 500px;
    margin: 0 auto 2rem;
    text-align: left;
}

.cta-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 1rem;
    transition: var(--transition);
}

.cta-item:hover { background: rgba(255, 255, 255, 0.1); transform: translateX(5px); }
.cta-icon { font-size: 1.5rem; }
.cta-item strong { display: block; font-size: 0.85rem; color: var(--text-primary); }

.cta-item span, .cta-item a {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
}

.cta-item a:hover { color: var(--accent-pink); }

.social-links { position: relative; display: flex; justify-content: center; gap: 1rem; margin-bottom: 2rem; }

.social-icon {
    width: 48px; height: 48px;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.social-icon:hover {
    background: var(--gradient-accent);
    border-color: transparent;
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow-pink);
}

.social-icon svg { width: 22px; height: 22px; }

.btn-cta {
    position: relative;
    display: inline-block;
    padding: 1.25rem 3rem;
    background: var(--gradient-accent);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    transition: var(--transition);
    box-shadow: var(--shadow-glow-pink);
}

.btn-cta:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 0 40px var(--accent-pink-glow), 0 0 80px rgba(255, 45, 123, 0.3);
}

.main-footer {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 2rem;
    border-top: 1px solid var(--glass-border);
    color: var(--text-muted);
    font-size: 0.85rem;
}

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

@media (max-width: 1024px) {
    .content-wrapper { grid-template-columns: 1fr; }
    .toc-sidebar { display: none; }
    .toc-mobile-toggle { display: flex; }
}

@media (max-width: 768px) {
    .main-nav { padding: 0.75rem 1rem; }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 100%; left: 0; right: 0;
        flex-direction: column;
        background: rgba(26, 5, 51, 0.98);
        backdrop-filter: blur(20px);
        padding: 1rem;
        gap: 0;
        border-bottom: 1px solid var(--glass-border);
    }
    
    .nav-links.show { display: flex; }
    .nav-links a { padding: 0.75rem 1rem; display: block; }
    .mobile-toggle { display: flex; }
    .hero { padding: 5rem 1.5rem 3rem; }
    .hero-3d-scene { width: 280px; height: 280px; }
    .ring-1 { width: 220px; height: 220px; }
    .ring-2 { width: 180px; height: 180px; }
    .ring-3 { width: 140px; height: 140px; }
    .content-wrapper { padding: 2rem 1rem; }
    .cta-card { padding: 2rem 1.5rem; }
    .hero-cta { flex-direction: column; align-items: center; }
    .btn-primary, .btn-secondary { width: 100%; justify-content: center; }
    .benefits-grid, .tips-grid { grid-template-columns: 1fr; }
    .trust-signals { flex-direction: column; }
}

:focus-visible { outline: 2px solid var(--accent-cyan); outline-offset: 2px; }

::selection { background: var(--accent-pink); color: white; }

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--primary-dark); }
::-webkit-scrollbar-thumb { background: var(--primary-light); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-pink); }