:root {
    --bg-color: #0f172a;
    --bg-gradient: linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);
    --card-bg: #1e293b;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --accent: #8b5cf6;
    --accent-glow: rgba(139, 92, 246, 0.5);
    --accent-hover: #a78bfa;
    --highlight: #06b6d4;
    --border: #334155;
    --input-bg: #0f172a;
    --error: #f43f5e;
    --success: #10b981;
    --container-width: 1200px;
    --section-spacing: 80px;
    --radius: 16px;
}

[data-theme="clothes"] {
    --bg-color: #0a0e17;
    --bg-gradient: linear-gradient(135deg, #0a0e17 0%, #1a1f3a 100%);
    --card-bg: #151b2d;
    --accent: #f59e0b;
    --accent-glow: rgba(245, 158, 11, 0.3);
    --accent-hover: #fcd34d;
    --highlight: #3b82f6;
    --input-bg: #0a0e17;
}

[data-theme="beauty"] {
    --bg-color: #1a0f1a;
    --bg-gradient: linear-gradient(135deg, #1a0f1a 0%, #2d1b2d 100%);
    --card-bg: #2d1b2d;
    --text-muted: #c9b1cb;
    --accent: #ec4899;
    --accent-glow: rgba(236, 72, 153, 0.3);
    --accent-hover: #f472b6;
    --highlight: #a855f7;
    --border: #5b485b;
    --input-bg: #1a0f1a;
}

[data-theme="tech"] {
    --bg-color: #0a0e17;
    --bg-gradient: linear-gradient(135deg, #0a0e17 0%, #0f172a 100%);
    --accent: #3b82f6;
    --accent-glow: rgba(59, 130, 246, 0.3);
    --accent-hover: #60a5fa;
    --highlight: #10b981;
}

[data-theme="vapes"] {
    --bg-color: #0f1419;
    --bg-gradient: linear-gradient(135deg, #0f1419 0%, #1a2332 100%);
    --accent: #8b5cf6;
    --accent-glow: rgba(139, 92, 246, 0.3);
    --accent-hover: #a78bfa;
    --highlight: #06b6d4;
    --input-bg: #0f1419;
}

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

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

h1, h2, h3, h4 {
    font-family: 'Space Grotesk', sans-serif;
    line-height: 1.1;
    margin-bottom: 1rem;
    color: var(--text-main);
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
    border-radius: var(--radius);
}

.container {
    width: 90%;
    max-width: var(--container-width);
    margin: 0 auto;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
    font-size: 0.95rem;
}

.btn-primary, .btn-accent {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
    color: white;
    box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover, .btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px var(--accent-glow);
}

.btn-outline {
    border: 2px solid var(--accent);
    color: var(--accent);
    background: transparent;
}

.btn-outline:hover {
    background: var(--accent);
    color: white;
}

.btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none !important;
}

.lang-toggle {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    color: var(--text-main);
    padding: 8px 16px;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 500;
    font-size: 0.85rem;
    margin-right: 1rem;
    transition: all 0.3s;
    backdrop-filter: blur(4px);
}

.lang-toggle:hover {
    border-color: var(--highlight);
    color: var(--highlight);
    background: rgba(6, 182, 212, 0.1);
}

header {
    padding: 20px 0;
    position: sticky;
    top: 0;
    background-color: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(12px);
    z-index: 100;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.4rem;
    font-weight: 700;
    font-family: 'Space Grotesk', sans-serif;
    letter-spacing: -0.5px;
    text-transform: uppercase;
    background: linear-gradient(to right, #fff, var(--highlight));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo span {
    -webkit-text-fill-color: var(--accent);
}

.nav-actions {
    display: flex;
    align-items: center;
}

.nav-links {
    display: flex;
    gap: 2rem;
    margin-right: 1rem;
}

.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
}

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

.hero {
    padding: 80px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 75vh;
    position: relative;
    perspective: 1000px;
}

.hero::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, rgba(15,23,42,0) 70%);
    z-index: -1;
    pointer-events: none;
}

.hero-content {
    flex: 1;
    max-width: 700px;
    padding-right: 2rem;
    z-index: 2;
}

.hero h1 {
    font-size: 2.6rem;
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.hero h1 span {
    color: var(--highlight);
    text-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    font-weight: 300;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    height: 500px;
    z-index: 1;
}

.box-scene {
    width: 200px;
    height: 200px;
    perspective: 1000px;
    position: relative;
}

.box-scene::before,
.box-scene::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}

.box-scene::before {
    width: 300px;
    height: 300px;
    top: -50px;
    left: -50px;
    border: 1px solid rgba(6, 182, 212, 0.3);
    animation: orbit-ring 8s linear infinite;
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.2);
}

.box-scene::after {
    width: 350px;
    height: 350px;
    top: -75px;
    left: -75px;
    border: 1px dashed rgba(139, 92, 246, 0.25);
    animation: orbit-ring 12s linear infinite reverse;
}

.sparkle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--highlight);
    border-radius: 50%;
    pointer-events: none;
    box-shadow: 0 0 6px var(--highlight), 0 0 12px var(--highlight);
    animation: sparkle-float 3s ease-in-out infinite;
}

.sparkle:nth-child(1) { top: -20px; left: 50%; animation-delay: 0s; }
.sparkle:nth-child(2) { top: 30%; right: -25px; animation-delay: 0.5s; }
.sparkle:nth-child(3) { bottom: 20%; left: -25px; animation-delay: 1s; }
.sparkle:nth-child(4) { bottom: -20px; right: 30%; animation-delay: 1.5s; }
.sparkle:nth-child(5) { top: 10%; left: 20%; animation-delay: 2s; width: 3px; height: 3px; }
.sparkle:nth-child(6) { bottom: 30%; right: 15%; animation-delay: 2.5s; width: 3px; height: 3px; }

.orbit-particle {
    position: absolute;
    left: 45px;
    width: 6px;
    height: 6px;
    background: radial-gradient(circle, #fff 0%, var(--highlight) 50%, transparent 100%);
    border-radius: 50%;
    pointer-events: none;
    animation: orbit 6s linear infinite;
}

.orbit-particle:nth-child(7) { animation-duration: 5s; animation-delay: 0s; }
.orbit-particle:nth-child(8) { animation-duration: 7s; animation-delay: -2s; }
.orbit-particle:nth-child(9) { animation-duration: 6s; animation-delay: -4s; }

.cube {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    animation: float 6s ease-in-out infinite;
    transform: rotateX(-20deg) rotateY(-30deg);
    transition: transform 0.1s ease-out, filter 0.3s ease;
    cursor: pointer;
}

.cube:hover {
    filter: brightness(1.2) drop-shadow(0 0 20px rgba(6, 182, 212, 0.6));
}

.cube:active {
    animation: float 6s ease-in-out infinite, cube-pop 0.4s ease-out;
}

.cube.clicked {
    animation: cube-spin 0.6s ease-out;
}

.cube__face {
    position: absolute;
    width: 200px;
    height: 200px;
    border: 2px solid var(--highlight);
    background: rgba(139, 92, 246, 0.15);
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.3) inset;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 4rem;
    color: var(--text-main);
    text-shadow: 0 0 20px var(--highlight);
    backface-visibility: visible;
}

.cube__face--front  { transform: rotateY(  0deg) translateZ(100px); }
.cube__face--right  { transform: rotateY( 90deg) translateZ(100px); }
.cube__face--back   { transform: rotateY(180deg) translateZ(100px); }
.cube__face--left   { transform: rotateY(-90deg) translateZ(100px); }
.cube__face--top    { transform: rotateX( 90deg) translateZ(100px); background: rgba(139, 92, 246, 0.25); }
.cube__face--bottom { transform: rotateX(-90deg) translateZ(100px); box-shadow: 0 0 30px rgba(139, 92, 246, 0.5); }

.core-glow {
    position: absolute;
    width: 100px;
    height: 100px;
    background: var(--highlight);
    border-radius: 50%;
    top: 50px;
    left: 50px;
    transform: translateZ(0);
    box-shadow: 0 0 60px 20px var(--highlight);
    opacity: 0.6;
    animation: pulse 3s infinite ease-in-out;
    filter: blur(20px);
}

.question-mark {
    font-weight: 700;
    opacity: 0.8;
}

.box-shadow {
    position: absolute;
    width: 180px;
    height: 40px;
    background: radial-gradient(ellipse at center, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0) 70%);
    bottom: -60px;
    left: 10px;
    transform: rotateX(90deg);
    animation: shadow-scale 6s ease-in-out infinite;
    z-index: -1;
}

@keyframes float {
    0%, 100% { transform: rotateX(-20deg) rotateY(-30deg) translateY(0); }
    50% { transform: rotateX(-20deg) rotateY(-30deg) translateY(-20px); }
}

@keyframes pulse {
    0%, 100% { opacity: 0.4; transform: scale(0.9); }
    50% { opacity: 0.8; transform: scale(1.1); }
}

@keyframes shadow-scale {
    0%, 100% { transform: rotateX(90deg) scale(1); opacity: 0.5; }
    50% { transform: rotateX(90deg) scale(0.8); opacity: 0.3; }
}

@keyframes cube-pop {
    0% { transform: rotateX(-20deg) rotateY(-30deg) scale(1); }
    50% { transform: rotateX(-20deg) rotateY(-30deg) scale(1.15); }
    100% { transform: rotateX(-20deg) rotateY(-30deg) scale(1); }
}

@keyframes cube-spin {
    0% { transform: rotateX(-20deg) rotateY(-30deg) scale(1); }
    50% { transform: rotateX(-20deg) rotateY(150deg) scale(1.1); }
    100% { transform: rotateX(-20deg) rotateY(330deg) scale(1); }
}

@keyframes sparkle-float {
    0%, 100% { 
        opacity: 0; 
        transform: translateY(0) scale(0.5); 
    }
    50% { 
        opacity: 1; 
        transform: translateY(-15px) scale(1); 
    }
}

@keyframes orbit-ring {
    0% { transform: rotateX(70deg) rotateZ(0deg); }
    100% { transform: rotateX(70deg) rotateZ(360deg); }
}

@keyframes orbit {
    0% { 
        transform: rotate(0deg) translateX(140px) rotate(0deg);
        opacity: 0.3;
    }
    50% { opacity: 1; }
    100% { 
        transform: rotate(360deg) translateX(140px) rotate(-360deg);
        opacity: 0.3;
    }
}

.features {
    padding: var(--section-spacing) 0;
    border-top: 1px solid var(--border);
    background: rgba(15, 23, 42, 0.5);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
}

.section-header h2 span {
    color: var(--accent);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.feature-card {
    padding: 2.5rem;
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius);
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.7), rgba(30, 41, 59, 0.4));
    backdrop-filter: blur(10px);
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: 0 10px 30px -10px var(--accent-glow);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--highlight);
    background: rgba(6, 182, 212, 0.1);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.mystery-form-section {
    padding: var(--section-spacing) 0;
}

.form-container {
    background-color: var(--card-bg);
    padding: 4rem;
    border-radius: 24px;
    border: 1px solid var(--border);
    max-width: 900px;
    margin: 0 auto;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    position: relative;
    overflow: hidden;
}

.form-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--highlight));
}

.form-group {
    margin-bottom: 2.5rem;
}

.form-label {
    display: block;
    margin-bottom: 1rem;
    font-weight: 600;
    color: var(--highlight);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1.5px;
}

.form-hint {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

.form-error {
    display: block;
    font-size: 0.85rem;
    color: var(--error);
    margin-top: 0.5rem;
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: 16px 20px;
    background-color: var(--input-bg);
    border: 1px solid var(--border);
    color: var(--text-main);
    border-radius: 12px;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: all 0.3s;
}

textarea {
    resize: vertical;
    min-height: 100px;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
    background-color: #162032;
}

input.error, select.error, textarea.error {
    border-color: var(--error);
    box-shadow: 0 0 0 3px rgba(244, 63, 94, 0.2);
}

select option {
    background-color: var(--card-bg);
    color: var(--text-main);
}

.selection-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
}

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

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

.check-card, .radio-card {
    position: relative;
}

.check-card input, .radio-card input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.check-card label, .radio-card label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background-color: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center;
    height: 100%;
    min-height: 120px;
    position: relative;
    overflow: hidden;
}

.check-card:hover label, .radio-card:hover label {
    background-color: rgba(255,255,255,0.06);
    border-color: var(--text-muted);
}

.check-card input:checked + label, .radio-card input:checked + label {
    background: linear-gradient(145deg, rgba(139, 92, 246, 0.15), rgba(30, 41, 59, 0.4));
    border-color: var(--accent);
    color: var(--text-main);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.2);
}

.check-card input:checked + label::after, .radio-card input:checked + label::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    box-shadow: inset 0 0 0 1px var(--accent);
    border-radius: 16px;
    pointer-events: none;
}

.radio-icon, .check-icon {
    font-size: 2rem;
    margin-bottom: 0.8rem;
    filter: grayscale(1) brightness(2);
    transition: all 0.3s;
}

.check-card input:checked + label .check-icon, .radio-card input:checked + label .radio-icon {
    filter: grayscale(0) drop-shadow(0 0 10px rgba(255,255,255,0.3));
    transform: scale(1.1);
}

.category-wrapper {
    padding: 1.5rem;
    margin-bottom: 2rem;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: rgba(0,0,0,0.2);
    animation: fadeIn 0.4s ease-out;
}

.category-wrapper h4 {
    color: var(--accent);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding-bottom: 0.5rem;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.highlight-box {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    margin: 2rem 0;
    position: relative;
    overflow: hidden;
}

.highlight-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent) 0%, var(--highlight) 100%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin: 3rem 0;
}

.stat-card {
    text-align: center;
    padding: 1.5rem;
    background: var(--card-bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent);
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.step-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 2rem;
    margin: 1.5rem 0;
    border: 1px solid var(--border);
    position: relative;
    transition: all 0.3s ease;
}

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

.step-number {
    position: absolute;
    top: -20px;
    left: 2rem;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: white;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--text-main) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.age-warning {
    font-size: 0.85rem;
    color: var(--error);
    margin-top: 15px;
    display: none;
    font-weight: 500;
    background: rgba(244, 63, 94, 0.1);
    padding: 10px;
    border-radius: 8px;
    border: 1px solid rgba(244, 63, 94, 0.2);
    text-align: center;
}

.show-warning .age-warning {
    display: block;
}

.text-content {
    z-index: 1;
}

.image-content {
    position: relative;
    z-index: 1;
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.1;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.4'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.success-card {
    background: var(--card-bg);
    border-radius: 24px;
    padding: 3rem;
    text-align: center;
    border: 1px solid var(--border);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    position: relative;
    overflow: hidden;
}

.success-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--highlight));
}

.success-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    font-size: 3rem;
    animation: scaleIn 0.5s ease-out;
}

@keyframes scaleIn {
    from { transform: scale(0); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.success-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--text-main) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.success-message {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.order-details {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid var(--accent);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.order-details h3 {
    color: var(--accent);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

footer {
    background-color: #020617;
    padding: 3rem 0;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-muted);
}

.contact-info {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.contact-info p {
    margin-bottom: 0.5rem;
}

.page-hero {
    padding: 120px 0 60px;
    position: relative;
    overflow: hidden;
}

@media (max-width: 900px) {
    .hero {
        flex-direction: column-reverse;
        text-align: center;
        padding-top: 40px;
    }

    .hero-content {
        padding-right: 0;
        margin-top: 2rem;
    }

    .hero h1 {
        font-size: 2rem;
        line-height: 1.35;
    }

    .hero-image {
        height: 350px;
    }

    .box-scene {
        width: 150px;
        height: 150px;
    }

    .cube__face {
        width: 150px;
        height: 150px;
        font-size: 3rem;
    }

    .cube__face--front  { transform: rotateY(  0deg) translateZ(75px); }
    .cube__face--right  { transform: rotateY( 90deg) translateZ(75px); }
    .cube__face--back   { transform: rotateY(180deg) translateZ(75px); }
    .cube__face--left   { transform: rotateY(-90deg) translateZ(75px); }
    .cube__face--top    { transform: rotateX( 90deg) translateZ(75px); }
    .cube__face--bottom { transform: rotateX(-90deg) translateZ(75px); }

    .core-glow {
        width: 80px;
        height: 80px;
        top: 35px;
        left: 35px;
    }

    .nav-links {
        display: none;
    }

    .form-container {
        padding: 2rem;
        border-radius: 16px;
    }

    .selection-grid-2, .selection-grid-3 {
        grid-template-columns: 1fr;
    }

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

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 2rem;
    }

    .success-card {
        padding: 2rem;
    }

    .success-title {
        font-size: 1.5rem;
    }

    .success-icon {
        width: 80px;
        height: 80px;
        font-size: 2.5rem;
    }
}