/* ===== CSS Variables & Reset ===== */
:root {
    --primary: #f97316;
    --primary-dark: #ea580c;
    --primary-light: #fdba74;
    --accent: #3b82f6;
    --accent-dark: #2563eb;
    --bg-dark: #0f172a;
    --bg-card: #1e293b;
    --bg-card-hover: #334155;
    --bg-section-alt: #0c1222;
    --text: #f1f5f9;
    --text-muted: #94a3b8;
    --text-dark: #1e293b;
    --border: rgba(255,255,255,0.08);
    --glass: rgba(255,255,255,0.04);
    --glass-border: rgba(255,255,255,0.1);
    --shadow: 0 8px 32px rgba(0,0,0,0.3);
    --shadow-lg: 0 16px 48px rgba(0,0,0,0.4);
    --radius: 16px;
    --radius-sm: 10px;
    --radius-xs: 6px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --gradient: linear-gradient(135deg, var(--primary), var(--accent));
    --gradient-text: linear-gradient(135deg, #f97316, #3b82f6);
    --max-width: 1280px;
}

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

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

body {
    font-family: var(--font);
    background: var(--bg-dark);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-light); }

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

ul { list-style: none; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ===== Preloader ===== */
#preloader {
    position: fixed; inset: 0; z-index: 9999;
    background: var(--bg-dark);
    display: flex; align-items: center; justify-content: center;
    transition: opacity 0.5s, visibility 0.5s;
}
#preloader.hidden { opacity: 0; visibility: hidden; }
.loader { text-align: center; color: var(--primary); }
.loader i { font-size: 48px; margin-bottom: 16px; }
.loader p { font-size: 14px; color: var(--text-muted); }

/* ===== Gradient Text ===== */
.gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 12px 28px; border: none; border-radius: var(--radius-sm);
    font-family: var(--font); font-weight: 600; font-size: 15px;
    cursor: pointer; transition: all var(--transition);
    text-decoration: none; white-space: nowrap;
}
.btn i { font-size: 14px; }
.btn-primary {
    background: var(--gradient); color: #fff;
    box-shadow: 0 4px 20px rgba(249,115,22,0.3);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(249,115,22,0.45);
    color: #fff;
}
.btn-outline {
    background: transparent; color: var(--text);
    border: 2px solid var(--glass-border);
}
.btn-outline:hover {
    border-color: var(--primary); color: var(--primary);
    transform: translateY(-2px);
}
.btn-sm { padding: 8px 20px; font-size: 13px; }
.btn-lg { padding: 16px 36px; font-size: 16px; }
.btn-full { width: 100%; justify-content: center; }

/* ===== Header ===== */
#header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    padding: 16px 0;
    background: transparent;
    transition: all var(--transition);
}
#header.scrolled {
    padding: 10px 0;
    background: rgba(15,23,42,0.92);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}
.header-inner {
    display: flex; align-items: center; justify-content: space-between;
}
.logo {
    display: flex; align-items: center; gap: 10px;
    font-size: 24px; color: var(--text); font-weight: 300;
}
.logo:hover { color: var(--text); }
.logo i { color: var(--primary); font-size: 28px; }
.logo strong { font-weight: 800; }

#nav ul {
    display: flex; gap: 8px;
}
#nav a {
    padding: 8px 16px; border-radius: var(--radius-xs);
    font-size: 14px; font-weight: 500; color: var(--text-muted);
    transition: all var(--transition);
}
#nav a:hover, #nav a.active { color: var(--text); background: var(--glass); }

.header-actions { display: flex; align-items: center; gap: 16px; }
.header-phone {
    color: var(--text-muted); font-size: 14px; font-weight: 500;
    display: flex; align-items: center; gap: 6px;
}
.header-phone:hover { color: var(--primary); }
.header-phone i { color: var(--primary); }

.menu-toggle {
    display: none; flex-direction: column; gap: 5px;
    background: none; border: none; cursor: pointer; padding: 4px;
}
.menu-toggle span {
    width: 24px; height: 2px; background: var(--text);
    transition: all var(--transition); border-radius: 2px;
}
.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== Hero ===== */
#hero {
    position: relative; min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    overflow: hidden; padding: 120px 0 80px;
}
.hero-bg {
    position: absolute; inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 50% 40%, rgba(249,115,22,0.12), transparent 60%),
        radial-gradient(ellipse 60% 50% at 80% 20%, rgba(59,130,246,0.08), transparent 50%),
        var(--bg-dark);
}
.hero-particles {
    position: absolute; inset: 0; overflow: hidden;
}
.hero-particles .particle {
    position: absolute; border-radius: 50%;
    background: rgba(249,115,22,0.15);
    animation: float 15s infinite ease-in-out;
}
@keyframes float {
    0%, 100% { transform: translateY(0) scale(1); opacity: 0.4; }
    50% { transform: translateY(-40px) scale(1.1); opacity: 0.8; }
}

.hero-content {
    position: relative; z-index: 2; text-align: center;
    max-width: 900px; margin: 0 auto;
}
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 8px 20px; border-radius: 50px;
    background: rgba(249,115,22,0.1); border: 1px solid rgba(249,115,22,0.2);
    font-size: 13px; font-weight: 600; color: var(--primary-light);
    margin-bottom: 32px;
}
.hero-badge i { font-size: 14px; }

#hero h1 {
    font-size: clamp(40px, 7vw, 76px);
    font-weight: 900; line-height: 1.1;
    margin-bottom: 24px; letter-spacing: -1px;
}
.hero-subtitle {
    font-size: 18px; color: var(--text-muted);
    max-width: 600px; margin: 0 auto 40px;
    line-height: 1.8;
}
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.hero-stats {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 32px; margin-top: 64px;
    padding: 32px; border-radius: var(--radius);
    background: var(--glass); border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}
.stat-item { text-align: center; }
.stat-number {
    display: block; font-size: 36px; font-weight: 800;
    background: var(--gradient-text);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}
.stat-label { font-size: 13px; color: var(--text-muted); margin-top: 4px; }

.hero-scroll {
    position: absolute; bottom: 32px; left: 50%;
    transform: translateX(-50%); z-index: 2;
}
.hero-scroll a {
    color: var(--text-muted); font-size: 20px;
    animation: bounce 2s infinite;
}
@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* ===== Section Shared ===== */
section { padding: 100px 0; }
section:nth-child(even) { background: var(--bg-section-alt); }

.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 6px 16px; border-radius: 50px;
    background: rgba(249,115,22,0.1); border: 1px solid rgba(249,115,22,0.15);
    font-size: 12px; font-weight: 700; text-transform: uppercase;
    color: var(--primary); letter-spacing: 1px; margin-bottom: 16px;
}
.section-header h2 {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 800; margin-bottom: 16px;
}
.section-header p { color: var(--text-muted); max-width: 600px; margin: 0 auto; font-size: 16px; }

/* ===== Services ===== */
.services-grid {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.service-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 32px 24px;
    text-align: center; transition: all var(--transition);
    position: relative; overflow: hidden;
}
.service-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0;
    height: 3px; background: var(--gradient);
    transform: scaleX(0); transition: transform var(--transition);
}
.service-card:hover {
    transform: translateY(-8px);
    border-color: rgba(249,115,22,0.2);
    box-shadow: var(--shadow-lg);
}
.service-card:hover::before { transform: scaleX(1); }

.service-icon {
    width: 64px; height: 64px; border-radius: 16px;
    background: rgba(249,115,22,0.1);
    display: inline-flex; align-items: center; justify-content: center;
    margin-bottom: 20px; font-size: 26px; color: var(--primary);
    transition: all var(--transition);
}
.service-card:hover .service-icon {
    background: var(--gradient); color: #fff;
    transform: scale(1.1) rotate(-5deg);
}
.service-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 12px; }
.service-card p { font-size: 14px; color: var(--text-muted); margin-bottom: 16px; line-height: 1.6; }
.service-price { font-size: 14px; color: var(--text-muted); margin-bottom: 16px; }
.service-price strong { color: var(--primary); font-size: 18px; }

/* ===== About ===== */
.about-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 64px; align-items: center;
}
.about-images { position: relative; }
.about-img-main {
    border-radius: var(--radius); overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.about-img-placeholder {
    aspect-ratio: 4/3; background: var(--bg-card);
    display: flex; flex-direction: column;
    align-items: center; justify-content: center; gap: 12px;
    border: 1px solid var(--border); border-radius: var(--radius);
}
.about-img-placeholder i { font-size: 48px; color: var(--primary); }
.about-img-placeholder span { font-size: 14px; color: var(--text-muted); }
.about-img-placeholder.small { aspect-ratio: 3/2; }
.about-img-placeholder.small i { font-size: 32px; }

.about-img-secondary {
    position: absolute; bottom: -30px; right: -30px;
    width: 200px; border-radius: var(--radius);
    overflow: hidden; border: 4px solid var(--bg-dark);
    box-shadow: var(--shadow-lg);
}
.about-experience-badge {
    position: absolute; top: -20px; left: -20px;
    width: 100px; height: 100px; border-radius: 50%;
    background: var(--gradient);
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    box-shadow: 0 8px 24px rgba(249,115,22,0.4);
}
.badge-number { font-size: 28px; font-weight: 900; color: #fff; line-height: 1; }
.badge-text { font-size: 10px; color: rgba(255,255,255,0.8); font-weight: 600; }

.about-content .section-tag { display: inline-flex; margin-bottom: 12px; }
.about-content h2 { font-size: 36px; font-weight: 800; margin-bottom: 20px; }
.about-text { color: var(--text-muted); margin-bottom: 16px; line-height: 1.8; }

.about-features {
    display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
    margin: 28px 0;
}
.about-feature {
    display: flex; align-items: center; gap: 10px;
    font-size: 14px; font-weight: 500;
}
.about-feature i { color: #22c55e; font-size: 16px; }

/* ===== Advantages ===== */
.advantages-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.advantage-card {
    background: var(--glass); border: 1px solid var(--glass-border);
    border-radius: var(--radius); padding: 40px 28px;
    text-align: center; transition: all var(--transition);
    backdrop-filter: blur(10px);
}
.advantage-card:hover {
    transform: translateY(-6px);
    border-color: rgba(249,115,22,0.3);
    background: rgba(249,115,22,0.05);
}
.advantage-icon {
    width: 72px; height: 72px; border-radius: 20px;
    background: var(--gradient); color: #fff;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 28px; margin-bottom: 24px;
    box-shadow: 0 8px 24px rgba(249,115,22,0.3);
}
.advantage-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 12px; }
.advantage-card p { font-size: 14px; color: var(--text-muted); line-height: 1.6; }

/* ===== Gallery ===== */
.gallery-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.gallery-item {
    border-radius: var(--radius); overflow: hidden;
    transition: all var(--transition); cursor: pointer;
}
.gallery-item:hover { transform: scale(1.03); box-shadow: var(--shadow-lg); }
.gallery-placeholder {
    aspect-ratio: 4/3; background: var(--bg-card);
    border: 1px solid var(--border); border-radius: var(--radius);
    display: flex; flex-direction: column;
    align-items: center; justify-content: center; gap: 12px;
    transition: all var(--transition);
}
.gallery-placeholder i { font-size: 40px; color: var(--primary); transition: transform var(--transition); }
.gallery-placeholder span { font-size: 14px; color: var(--text-muted); }
.gallery-item:hover .gallery-placeholder { background: var(--bg-card-hover); border-color: rgba(249,115,22,0.2); }
.gallery-item:hover .gallery-placeholder i { transform: scale(1.2); }

/* ===== Reviews ===== */
.reviews-slider { position: relative; overflow: hidden; max-width: 1000px; margin: 0 auto; }
.reviews-track {
    display: flex; gap: 24px;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.review-card {
    min-width: 100%; background: var(--bg-card);
    border: 1px solid var(--border); border-radius: var(--radius);
    padding: 40px; flex-shrink: 0;
}
.review-stars { color: #facc15; margin-bottom: 20px; display: flex; gap: 4px; font-size: 16px; }
.review-text { font-size: 17px; font-style: italic; color: var(--text); line-height: 1.8; margin-bottom: 24px; }
.review-author { display: flex; align-items: center; gap: 14px; }
.review-avatar {
    width: 48px; height: 48px; border-radius: 50%;
    background: var(--gradient); color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: 18px;
}
.review-author strong { display: block; font-size: 15px; }
.review-author span { font-size: 13px; color: var(--text-muted); }

.reviews-nav { display: flex; align-items: center; justify-content: center; gap: 16px; margin-top: 32px; }
.review-nav-btn {
    width: 44px; height: 44px; border-radius: 50%;
    background: var(--bg-card); border: 1px solid var(--border);
    color: var(--text); cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all var(--transition);
}
.review-nav-btn:hover { background: var(--primary); border-color: var(--primary); color: #fff; }
.reviews-dots { display: flex; gap: 8px; }
.reviews-dots .dot {
    width: 10px; height: 10px; border-radius: 50%;
    background: var(--border); cursor: pointer;
    transition: all var(--transition);
}
.reviews-dots .dot.active { background: var(--primary); width: 28px; border-radius: 5px; }

/* ===== Contact ===== */
.contact-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
}
.contact-info { display: flex; flex-direction: column; gap: 28px; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-icon {
    width: 48px; height: 48px; border-radius: 14px; flex-shrink: 0;
    background: rgba(249,115,22,0.1);
    display: flex; align-items: center; justify-content: center;
    color: var(--primary); font-size: 18px;
}
.contact-item h4 { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.contact-item p { font-size: 14px; color: var(--text-muted); margin: 0; line-height: 1.6; }
.contact-item a { color: var(--text-muted); }
.contact-item a:hover { color: var(--primary); }

.contact-socials { display: flex; gap: 12px; margin-top: 8px; }
.social-link {
    width: 44px; height: 44px; border-radius: 12px;
    background: var(--bg-card); border: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    color: var(--text-muted); font-size: 18px;
    transition: all var(--transition);
}
.social-link:hover {
    background: var(--gradient); border-color: transparent;
    color: #fff; transform: translateY(-3px);
}

.contact-form-wrap {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 40px;
}
.contact-form-wrap h3 { font-size: 22px; font-weight: 700; margin-bottom: 28px; }

.form-group {
    position: relative; margin-bottom: 16px;
}
.form-group i {
    position: absolute; left: 16px; top: 50%;
    transform: translateY(-50%); color: var(--text-muted);
    font-size: 14px; pointer-events: none;
}
.form-group textarea ~ i { top: 22px; transform: none; }

input, select, textarea {
    width: 100%; padding: 14px 16px 14px 44px;
    background: var(--bg-dark); border: 1px solid var(--border);
    border-radius: var(--radius-sm); color: var(--text);
    font-family: var(--font); font-size: 14px;
    transition: all var(--transition);
}
select { padding-left: 16px; cursor: pointer; }
textarea { padding-left: 44px; resize: vertical; min-height: 100px; }
input:focus, select:focus, textarea:focus {
    outline: none; border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(249,115,22,0.1);
}
input::placeholder, textarea::placeholder { color: rgba(148,163,184,0.5); }

label {
    display: block; font-size: 13px; font-weight: 600;
    margin-bottom: 6px; color: var(--text-muted);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ===== Footer ===== */
#footer {
    background: #080e1a; padding: 64px 0 0;
    border-top: 1px solid var(--border);
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 40px; }
.footer-logo { margin-bottom: 16px; }
#footer p { font-size: 13px; color: var(--text-muted); line-height: 1.7; }
.footer-col h4 { font-size: 15px; font-weight: 700; margin-bottom: 16px; color: var(--text); }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul a { font-size: 13px; color: var(--text-muted); }
.footer-col ul a:hover { color: var(--primary); }
.footer-col p { margin-bottom: 6px; }
.footer-col p i { color: var(--primary); margin-right: 8px; width: 16px; }
.footer-bottom {
    border-top: 1px solid var(--border);
    padding: 24px 0; margin-top: 48px; text-align: center;
}
.footer-bottom p { font-size: 13px; color: var(--text-muted); }

/* ===== Modal ===== */
.modal-overlay {
    position: fixed; inset: 0; z-index: 2000;
    background: rgba(0,0,0,0.7); backdrop-filter: blur(8px);
    display: flex; align-items: center; justify-content: center;
    padding: 24px; opacity: 0; visibility: hidden;
    transition: all var(--transition);
}
.modal-overlay.active { opacity: 1; visibility: visible; }

.modal {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 40px;
    max-width: 600px; width: 100%; max-height: 90vh;
    overflow-y: auto; position: relative;
    transform: translateY(20px) scale(0.95);
    transition: transform var(--transition);
}
.modal-overlay.active .modal { transform: translateY(0) scale(1); }
.modal h2 { font-size: 24px; font-weight: 800; margin-bottom: 28px; display: flex; align-items: center; gap: 10px; }
.modal h2 i { color: var(--primary); }
.modal-close {
    position: absolute; top: 16px; right: 16px;
    width: 36px; height: 36px; border-radius: 50%;
    background: var(--glass); border: 1px solid var(--glass-border);
    color: var(--text-muted); cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all var(--transition);
}
.modal-close:hover { background: rgba(239,68,68,0.15); color: #ef4444; border-color: #ef4444; }

.modal .form-group { margin-bottom: 18px; }
.modal input, .modal select, .modal textarea { padding-left: 16px; }

/* ===== Toast ===== */
.toast {
    position: fixed; bottom: 32px; left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: #22c55e; color: #fff;
    padding: 16px 32px; border-radius: var(--radius-sm);
    font-size: 14px; font-weight: 600;
    display: flex; align-items: center; gap: 10px;
    box-shadow: 0 8px 32px rgba(34,197,94,0.3);
    z-index: 3000; opacity: 0; transition: all 0.4s ease;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ===== Back to Top ===== */
.back-to-top {
    position: fixed; bottom: 32px; right: 32px; z-index: 999;
    width: 48px; height: 48px; border-radius: 14px;
    background: var(--gradient); color: #fff; border: none;
    cursor: pointer; font-size: 18px;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden; transform: translateY(16px);
    transition: all var(--transition);
    box-shadow: 0 4px 20px rgba(249,115,22,0.3);
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-3px); box-shadow: 0 8px 30px rgba(249,115,22,0.45); }

/* ===== Animations ===== */
[data-aos] { opacity: 0; transform: translateY(30px); transition: all 0.6s ease; }
[data-aos="fade-down"] { transform: translateY(-30px); }
[data-aos="fade-right"] { transform: translateX(-30px); }
[data-aos="fade-left"] { transform: translateX(30px); }
[data-aos="zoom-in"] { transform: scale(0.9); }
[data-aos].visible { opacity: 1; transform: none; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .advantages-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 20px; }
}
@media (max-width: 768px) {
    #nav {
        position: fixed; top: 0; right: -100%; width: 80%; max-width: 320px;
        height: 100vh; background: var(--bg-card);
        padding: 80px 32px 32px; z-index: 999;
        border-left: 1px solid var(--border);
        transition: right var(--transition);
    }
    #nav.open { right: 0; }
    #nav ul { flex-direction: column; gap: 4px; }
    #nav a { padding: 12px 16px; font-size: 16px; display: block; }
    .menu-toggle { display: flex; }
    .header-phone { display: none; }
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .about-img-secondary { position: static; width: 100%; margin-top: 16px; }
    .about-experience-badge { top: 10px; left: 10px; width: 80px; height: 80px; }
    .badge-number { font-size: 22px; }
    .about-features { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .form-row { grid-template-columns: 1fr; }
    #hero h1 { font-size: 36px; }
    .hero-subtitle { font-size: 16px; }
    .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 16px; padding: 20px; }
    .stat-number { font-size: 28px; }
}
@media (max-width: 480px) {
    .services-grid { grid-template-columns: 1fr; }
    .advantages-grid { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: 1fr; }
    .hero-buttons { flex-direction: column; align-items: stretch; }
    .hero-stats { grid-template-columns: 1fr 1fr; }
    .modal { padding: 24px; }
}