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

:root {
    --purple-100: #f3e8ff;
    --purple-200: #e9d5ff;
    --purple-300: #d8b4fe;
    --purple-400: #c084fc;
    --purple-500: #a855f7;
    --purple-600: #9333ea;
    --purple-700: #7e22ce;
    --purple-800: #6b21a8;
    --purple-900: #581c87;
    --purple-950: #3b0764;
    --dark-bg: #0a0118;
    --dark-surface: #130829;
    --dark-card: #1a0f35;
    --dark-border: #2d1b69;
    --glow-purple: rgba(168, 85, 247, 0.4);
    --glow-cyan: rgba(34, 211, 238, 0.3);
    --text-primary: #f8fafc;
    --text-secondary: #c4b5fd;
    --text-muted: #8b7ab8;
    --accent-cyan: #22d3ee;
    --accent-pink: #ec4899;
    --gradient-main: linear-gradient(135deg, var(--purple-600), var(--purple-500), var(--accent-cyan));
    --green-400: #4ade80;
    --blue-400: #60a5fa;
    --cyan-400: #22d3ee;
    --amber-400: #fbbf24;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
}

/* ===== THREE.JS CANVAS ===== */
#neural-bg {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 0;
    pointer-events: none;
}

.bg-gradient-overlay {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(124,58,237,0.12) 0%, transparent 60%),
                radial-gradient(ellipse 50% 40% at 80% 80%, rgba(168,85,247,0.06) 0%, transparent 50%);
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--dark-bg); }
::-webkit-scrollbar-thumb { background: var(--purple-700); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--purple-500); }

/* ===== FLOATING ORBS ===== */
.floating-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
    pointer-events: none;
}

.orb-1 {
    width: 500px; height: 500px;
    background: var(--purple-600);
    top: -200px; right: -100px;
    animation: float1 8s ease-in-out infinite;
}

.orb-2 {
    width: 400px; height: 400px;
    background: var(--accent-cyan);
    bottom: -150px; left: -100px;
    animation: float2 10s ease-in-out infinite;
}

.orb-3 {
    width: 350px; height: 350px;
    background: var(--accent-pink);
    top: 50%; left: 60%;
    animation: float3 12s ease-in-out infinite;
}

@keyframes float1 { 0%,100%{transform:translate(0,0);} 50%{transform:translate(-40px,30px);} }
@keyframes float2 { 0%,100%{transform:translate(0,0);} 50%{transform:translate(30px,-40px);} }
@keyframes float3 { 0%,100%{transform:translate(0,0);} 50%{transform:translate(-30px,-30px);} }

/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 8rem 2rem 4rem;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.5rem 1.2rem;
    background: rgba(168, 85, 247, 0.1);
    border: 1px solid rgba(168, 85, 247, 0.3);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--purple-300);
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease-out;
    backdrop-filter: blur(10px);
}

.badge-dot {
    width: 8px; height: 8px;
    background: var(--accent-cyan);
    border-radius: 50%;
    animation: blink 2s infinite;
}

@keyframes blink { 0%,100%{opacity:1;} 50%{opacity:0.3;} }

.hero h1 {
    font-size: clamp(3rem, 7vw, 5.5rem);
    font-weight: 900;
    line-height: 1.05;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease-out 0.1s both;
    letter-spacing: -0.03em;
}

.hero h1 .gradient-text {
    background: linear-gradient(135deg, var(--purple-400), #9b22ee, var(--purple-300));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% auto;
    animation: shimmer 4s linear infinite;
}

@keyframes shimmer {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    color: var(--text-secondary);
    max-width: 700px;
    margin-bottom: 3rem;
    animation: fadeInUp 0.8s ease-out 0.2s both;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.9rem 2rem;
    border-radius: 14px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
    border: none;
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, var(--purple-600), var(--purple-500));
    color: white;
    box-shadow: 0 8px 32px rgba(168,85,247,0.35), inset 0 1px 0 rgba(255,255,255,0.1);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(168,85,247,0.5), inset 0 1px 0 rgba(255,255,255,0.15);
}

.btn-secondary {
    background: rgba(168, 85, 247, 0.08);
    color: var(--purple-300);
    border: 1px solid rgba(168, 85, 247, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(168, 85, 247, 0.15);
    border-color: var(--purple-400);
    transform: translateY(-2px);
}

.btn-glow {
    position: relative;
    overflow: hidden;
}

.btn-glow::before {
    content: '';
    position: absolute;
    top: -2px; left: -2px; right: -2px; bottom: -2px;
    background: linear-gradient(135deg, var(--purple-500), var(--accent-cyan), var(--purple-500));
    border-radius: 16px;
    z-index: -1;
    background-size: 300% 300%;
    animation: borderGlow 3s linear infinite;
    opacity: 0;
    transition: opacity 0.3s;
}

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

@keyframes borderGlow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* ===== SECTIONS BASE ===== */
section, .section {
    position: relative;
    z-index: 1;
    padding: 6rem 2rem;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--purple-400);
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.section-subtitle, .section-sub {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    line-height: 1.7;
}

.badge, .badge-dot {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.badge {
    padding: 0.5rem 1.2rem;
    background: rgba(168, 85, 247, 0.1);
    border: 1px solid rgba(168, 85, 247, 0.3);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--purple-300);
    margin-bottom: 1.5rem;
    backdrop-filter: blur(10px);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.grad {
    background: linear-gradient(135deg, var(--purple-400), #7522ee);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ===== PRODUCTS SECTION ===== */
.products-section { position: relative; z-index: 1; }

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.product-card {
    background: rgba(26, 15, 53, 0.6);
    border: 1px solid var(--dark-border);
    border-radius: 20px;
    padding: 2rem;
    backdrop-filter: blur(20px);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--gradient-main);
    opacity: 0;
    transition: opacity 0.3s;
}

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

.product-card:hover {
    transform: translateY(-8px);
    border-color: rgba(168, 85, 247, 0.4);
    box-shadow: 0 20px 60px rgba(168,85,247,0.15);
}

.product-icon {
    width: 56px; height: 56px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.product-icon.core {
    background: linear-gradient(135deg, rgba(168,85,247,0.2), rgba(168,85,247,0.05));
    border: 1px solid rgba(168,85,247,0.3);
    color: var(--purple-400);
}

.product-icon.framework {
    background: linear-gradient(135deg, rgba(34,211,238,0.2), rgba(34,211,238,0.05));
    border: 1px solid rgba(34,211,238,0.3);
    color: var(--cyan-400);
}

.product-icon.maker {
    background: linear-gradient(135deg, rgba(236,72,153,0.2), rgba(236,72,153,0.05));
    border: 1px solid rgba(236,72,153,0.3);
    color: var(--accent-pink);
}

.product-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.product-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.product-tag {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    border-radius: 8px;
    font-size: 0.75rem;
    font-weight: 500;
    background: rgba(168,85,247,0.1);
    color: var(--purple-300);
    border: 1px solid rgba(168,85,247,0.15);
    margin-bottom: 0.5rem;
}

.gpu-badge {
    padding: 0.3rem 0.8rem;
    border-radius: 8px;
    font-size: 0.75rem;
    font-weight: 500;
    background: linear-gradient(135deg,rgba(168,85,247,0.1),rgba(168,85,247,0.02));
    color: var(--purple-400);
    border: 1px solid rgba(168,85,247,0.2);
}

/* ===== TESTIMONIALS ===== */
.testimonials { position: relative; z-index: 1; text-align: center; }

.test-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.test-card {
    background: rgba(26, 15, 53, 0.6);
    border: 1px solid var(--dark-border);
    border-radius: 20px;
    padding: 2rem;
    backdrop-filter: blur(20px);
    transition: all 0.3s;
    text-align: left;
}

.test-card:hover {
    transform: translateY(-4px);
    border-color: rgba(168, 85, 247, 0.4);
    box-shadow: 0 20px 60px rgba(168,85,247,0.15);
}

.test-stars {
    font-size: 1.2rem;
    color: #fbbf24;
    margin-bottom: 1rem;
}

.test-card blockquote {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.test-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.test-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--purple-600), var(--purple-400));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    color: white;
}

.test-author .name {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.test-author .role {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ===== HOW IT WORKS ===== */
.how-it-works { position: relative; z-index: 1; }

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.step {
    text-align: center;
    padding: 2rem 1.5rem;
    position: relative;
}

.step-line {
    position: absolute;
    top: 40px;
    left: 50%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--purple-600), rgba(168,85,247,0.1));
    z-index: -1;
}

.step:last-child .step-line {
    display: none;
}

.step-num {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--purple-600), var(--purple-500));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.5rem;
    box-shadow: 0 4px 20px rgba(168,85,247,0.3);
}

.step h4 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.step p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ===== VIDEO SECTION ===== */
.video-section { position: relative; z-index: 1; text-align: center; }

.video-wrapper {
    margin-top: 3rem;
    position: relative;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--dark-border);
    background: var(--dark-card);
    box-shadow: 0 20px 80px rgba(168,85,247,0.15);
    aspect-ratio: 16 / 9;
}

.video-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--dark-card), var(--dark-surface));
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.video-placeholder::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(168,85,247,0.1) 0%, transparent 70%);
}

.video-placeholder:hover .play-btn {
    transform: scale(1.1);
    box-shadow: 0 0 50px rgba(168,85,247,0.5);
}

.play-btn {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--purple-600), var(--purple-500));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    box-shadow: 0 0 30px rgba(168,85,247,0.3);
    z-index: 1;
}

.play-btn i {
    font-size: 1.8rem;
    color: white;
    margin-left: 4px;
}

.video-placeholder span {
    color: var(--text-secondary);
    margin-top: 1.2rem;
    font-size: 0.95rem;
    z-index: 1;
}

.neural-visual-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

/* ===== BIG FEATURE ===== */
.big-feature {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.big-feature.reversed {
    direction: rtl;
}

.big-feature.reversed > * {
    direction: ltr;
}

.big-feature-visual {
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--dark-border);
    box-shadow: 0 20px 80px rgba(168,85,247,0.15);
    aspect-ratio: 4/3;
    position: relative;
    background: var(--dark-card);
}

.big-feature-content .feature-list {
    margin-top: 1.5rem;
}

.feature-list-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    align-items: flex-start;
}

.feature-list-item .check {
    width: 24px;
    height: 24px;
    border-radius: 8px;
    flex-shrink: 0;
    background: rgba(168,85,247,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
}

.feature-list-item .check i {
    font-size: 0.7rem;
    color: var(--purple-400);
}

.feature-list-item p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.feature-list-item p strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* ===== CODE SHOWCASE ===== */
.code-showcase { position: relative; z-index: 1; }

.code-block {
    margin-top: 2rem;
    background: rgba(10, 1, 24, 0.8);
    border: 1px solid var(--dark-border);
    border-radius: 16px;
    overflow: hidden;
}

.code-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0.8rem 1.2rem;
    background: rgba(26, 15, 53, 0.6);
    border-bottom: 1px solid var(--dark-border);
}

.code-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.code-dot:nth-child(1) { background: #ef4444; }
.code-dot:nth-child(2) { background: #eab308; }
.code-dot:nth-child(3) { background: #22c55e; }

.code-header span {
    margin-left: 12px;
    font-size: 0.82rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

.code-body {
    padding: 1.5rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    line-height: 1.8;
    color: var(--text-secondary);
    overflow-x: auto;
}

.code-body .kw { color: var(--purple-400); }
.code-body .fn { color: var(--accent-cyan); }
.code-body .str { color: #a3e635; }
.code-body .cm { color: var(--text-muted); font-style: italic; }
.code-body .num { color: #fb923c; }
.code-body .op { color: #f472b6; }

/* ===== INTERFACE TEXT ===== */
.interface-text { }

.interface-text h3 {
    font-size: 1.8rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.interface-text p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.interface-text ul {
    list-style: none;
}

.interface-text ul li {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 0;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.interface-text ul li .chk {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.interface-text ul li .chk svg {
    width: 18px;
    height: 18px;
    stroke: var(--purple-400);
    fill: none;
}

/* ===== CTA SECTION ===== */
.cta-section {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 8rem 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 2rem;
}

/* ===== PRICING ===== */
.pricing { position: relative; z-index: 1; text-align: center; }

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.price-card {
    background: rgba(26, 15, 53, 0.5);
    border: 1px solid var(--dark-border);
    border-radius: 24px;
    padding: 2.5rem 2rem;
    position: relative;
    transition: all 0.3s;
    text-align: left;
}

.price-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(168,85,247,0.2);
}

.price-card.pop {
    border-color: var(--purple-500);
    background: linear-gradient(180deg, rgba(147, 51, 234, 0.15), rgba(26, 15, 53, 0.7));
    box-shadow: 0 20px 60px rgba(168,85,247,0.2);
}

.pop-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--purple-500), var(--accent-cyan));
    color: white;
    padding: 0.4rem 1.2rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.plan-name {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.price-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.price {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 0.5rem;
    line-height: 1;
    color: var(--text-primary);
}

.price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-muted);
}

.price-card ul {
    list-style: none;
    margin: 2rem 0;
}

.price-card ul li {
    padding: 0.6rem 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.price-card ul li .ico {
    color: var(--accent-cyan);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.btn-plan {
    width: 100%;
    justify-content: center;
    display: flex;
    align-items: center;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    border: none;
    font-family: inherit;
}

.btn-plan.outline {
    background: rgba(168, 85, 247, 0.1);
    color: var(--purple-300);
    border: 1px solid rgba(168, 85, 247, 0.3);
}

.btn-plan.outline:hover {
    background: rgba(168, 85, 247, 0.2);
    transform: translateY(-2px);
}

.btn-plan.fill {
    background: linear-gradient(135deg, var(--purple-600), var(--purple-500));
    color: white;
    box-shadow: 0 8px 32px rgba(168,85,247,0.35);
}

.btn-plan.fill:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(168,85,247,0.5);
}

/* ===== ANIMATIONS ===== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-left.visible, .reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-right.visible, .reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.scale-in {
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scale-in.visible, .scale-in.active {
    opacity: 1;
    transform: scale(1);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 968px) {
    .big-feature {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .big-feature.reversed {
        direction: ltr;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    .section, .section-container {
        padding: 4rem 1.5rem;
    }
    .products-grid {
        grid-template-columns: 1fr;
    }
    .test-grid {
        grid-template-columns: 1fr;
    }
    .steps {
        grid-template-columns: 1fr;
    }
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
}