/* =============================================
   1. VARIABLES & RESET
   ============================================= */
:root {
    --primary: #0066FF;
    --primary-dark: #0052CC;
    --primary-light: #3385FF;
    --primary-bg: rgba(0, 102, 255, 0.08);
    --accent: #00C9A7;
    --accent-dark: #00A88A;
    --dark: #0A1628;
    --dark-light: #1A2A44;
    --gray-900: #1a1a2e;
    --gray-700: #4a4a6a;
    --gray-500: #8888a8;
    --gray-300: #c8c8d8;
    --gray-200: #e4e6ee;
    --gray-100: #f0f2f8;
    --white: #ffffff;
    --gradient: linear-gradient(135deg, #0066FF 0%, #00C9A7 100%);
    --gradient-accent: linear-gradient(135deg, #00C9A7 0%, #0066FF 100%);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.10);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
    --shadow-glow: 0 0 40px rgba(0, 102, 255, 0.25);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
    font-family: var(--font-body);
    color: var(--gray-700);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

a { text-decoration: none; color: inherit; transition: var(--transition); }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* =============================================
   2. BUTTONS
   ============================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    white-space: nowrap;
    line-height: 1.2;
}

.btn-primary {
    background: var(--gradient);
    color: var(--white);
    box-shadow: 0 4px 20px rgba(0, 102, 255, 0.4);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 102, 255, 0.5);
}

.btn-outline-white {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.35);
}
.btn-outline-white:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.7);
}

.btn-white {
    background: var(--white);
    color: var(--primary);
    box-shadow: var(--shadow-md);
}
.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-sm { padding: 8px 20px; font-size: 0.85rem; }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }
.btn-full { width: 100%; }

.pulse-btn { animation: pulse 2.5s ease-in-out infinite; }
@keyframes pulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(0, 102, 255, 0.4); }
    50% { box-shadow: 0 4px 40px rgba(0, 102, 255, 0.65); }
}

/* =============================================
   3. HEADER
   ============================================= */
.header {
    position: fixed;
    top: 0; left: 0; width: 100%;
    z-index: 1000;
    padding: 14px 0;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 var(--gray-200);
    transition: var(--transition);
}
.header.scrolled {
    padding: 10px 0;
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.logo { display: flex; align-items: center; gap: 10px; z-index: 1002; }
.logo-img { width: 40px; height: 40px; object-fit: contain; border-radius: 6px; }

.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-name {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.3rem;
    color: var(--dark);
}
.logo-name span { color: var(--accent); }
.logo-tagline {
    font-size: 0.65rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav { display: flex; gap: 24px; align-items: center; }
.nav-link {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.88rem;
    color: var(--gray-700);
    padding: 4px 0;
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px; left: 0;
    width: 0; height: 2px;
    background: var(--gradient);
    border-radius: 2px;
    transition: var(--transition);
}
.nav-link:hover { color: var(--primary); }
.nav-link:hover::after { width: 100%; }

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

.phone-link {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 6px;
}
.phone-link i { color: var(--primary); }
.phone-link:hover { color: var(--primary); }

.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1002;
    border-radius: var(--radius-sm);
}
.burger-line {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--dark);
    border-radius: 3px;
    transition: var(--transition);
}
.burger.active .burger-line:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.burger.active .burger-line:nth-child(2) { opacity: 0; }
.burger.active .burger-line:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* =============================================
   4. MOBILE MENU
   ============================================= */
.mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}
.mobile-overlay.active { opacity: 1; visibility: visible; }

.mobile-menu {
    position: fixed;
    top: 0; right: -320px;
    width: 300px;
    max-width: 85vw;
    height: 100vh;
    background: var(--white);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.15);
}
.mobile-menu.active { right: 0; }

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--gray-200);
}
.mobile-menu-header .logo-img { width: 36px; height: 36px; }
.mobile-menu-header .logo-name { font-size: 1.2rem; }

.mobile-close {
    background: var(--gray-100);
    border: none;
    width: 36px; height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1rem;
    color: var(--gray-700);
    transition: var(--transition);
}
.mobile-close:hover { background: #fee; color: #e33; }

.mobile-menu-body {
    flex: 1;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.mobile-nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-radius: var(--radius-md);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    color: var(--dark);
    transition: var(--transition);
}
.mobile-nav-link i { width: 20px; text-align: center; color: var(--primary); font-size: 0.95rem; }
.mobile-nav-link:hover { background: var(--primary-bg); color: var(--primary); }

.mobile-menu-footer {
    padding: 20px;
    border-top: 1px solid var(--gray-200);
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.mobile-phone {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--dark);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.mobile-phone i { color: var(--accent); }
.mobile-cta-btn { padding: 14px; }

/* =============================================
   5. HERO
   ============================================= */
.hero {
    position: relative;
    background: var(--dark);
    padding: 130px 0 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    top: -50%; right: -20%;
    width: 700px; height: 700px;
    background: radial-gradient(circle, rgba(0, 102, 255, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}
.hero::after {
    content: '';
    position: absolute;
    bottom: -30%; left: -10%;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(0, 201, 167, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}
.particle {
    position: absolute;
    border-radius: 50%;
    background: rgba(0, 201, 167, 0.3);
    animation: floatParticle linear infinite;
    pointer-events: none;
}
@keyframes floatParticle {
    0% { transform: translateY(100vh) rotate(0deg); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(-80px) rotate(720deg); opacity: 0; }
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(0, 201, 167, 0.15);
    border: 1px solid rgba(0, 201, 167, 0.25);
    border-radius: 50px;
    color: var(--accent);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.82rem;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}
.hero-badge i { color: #FFD700; }

.hero-title {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: clamp(2rem, 4vw, 3.2rem);
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 20px;
}
.gradient-text {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: 36px;
    max-width: 520px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 28px;
    flex-wrap: wrap;
}
.stat-item { text-align: center; }
.stat-number {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 2.2rem;
    color: var(--white);
    line-height: 1;
}
.stat-number-suffix {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.6rem;
    color: var(--accent);
}
.stat-label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 4px;
    display: block;
}
.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.15);
}

/* Hero image */
.hero-image-wrap {
    position: relative;
    display: flex;
    justify-content: center;
}
.hero-image-container {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(0, 102, 255, 0.3);
    aspect-ratio: 4/5;
    width: 100%;
    max-width: 440px;
}
.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.hero-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(10, 22, 40, 0.4) 100%);
}

.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 12px 18px;
    border-radius: var(--radius-md);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    gap: 10px;
    animation: floatCard 4s ease-in-out infinite;
    z-index: 5;
}
.floating-card i {
    width: 36px; height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}
.floating-card strong { display: block; font-family: var(--font-heading); font-size: 0.85rem; color: var(--dark); }
.floating-card span { font-size: 0.75rem; color: var(--gray-500); }

.fc-1 { top: 8%; right: -10%; animation-delay: 0s; }
.fc-1 i { background: rgba(0, 201, 167, 0.12); color: var(--accent); }
.fc-2 { bottom: 25%; left: -8%; animation-delay: 1.5s; }
.fc-2 i { background: rgba(0, 102, 255, 0.12); color: var(--primary); }
.fc-3 { bottom: 5%; right: -5%; animation-delay: 3s; }
.fc-3 i { background: rgba(255, 204, 0, 0.15); color: #CC8800; }

@keyframes floatCard {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

.hero-wave {
    position: absolute;
    bottom: -2px; left: 0; width: 100%;
    z-index: 3;
    line-height: 0;
}
.hero-wave svg { display: block; width: 100%; height: 60px; }

/* =============================================
   6. SECTIONS COMMON
   ============================================= */
.section { padding: 90px 0; }

.section-header {
    text-align: center;
    margin-bottom: 60px;
}
.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 18px;
    background: var(--primary-bg);
    border-radius: 50px;
    color: var(--primary);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}
.section-title {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    color: var(--dark);
    margin-bottom: 16px;
    line-height: 1.2;
}
.section-subtitle {
    font-size: 1.05rem;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
}

/* =============================================
   7. SERVICES
   ============================================= */
.services { background: var(--white); }

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.service-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 40px 30px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 4px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: var(--transition);
    transform-origin: left;
}
.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.service-card:hover::before { transform: scaleX(1); }

.service-card.featured {
    border: 2px solid var(--primary);
    box-shadow: var(--shadow-md);
}
.service-card.featured::before { transform: scaleX(1); }

.service-pop-badge {
    position: absolute;
    top: 16px; right: 16px;
    background: var(--gradient);
    color: var(--white);
    padding: 4px 14px;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.72rem;
    text-transform: uppercase;
}

.service-icon {
    width: 68px; height: 68px;
    background: var(--primary-bg);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.7rem;
    color: var(--primary);
    margin-bottom: 24px;
    transition: var(--transition);
}
.service-card:hover .service-icon {
    background: var(--gradient);
    color: var(--white);
    transform: scale(1.05);
}

.service-card h3 {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--dark);
    margin-bottom: 12px;
}
.service-card p {
    color: var(--gray-500);
    margin-bottom: 20px;
    line-height: 1.6;
    font-size: 0.92rem;
}

.service-list {
    list-style: none;
    margin-bottom: 24px;
}
.service-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 0;
    font-size: 0.9rem;
    color: var(--gray-700);
}
.service-list li i { color: var(--accent); font-size: 0.85rem; }

.service-link {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.service-link i { transition: var(--transition); }
.service-link:hover { gap: 12px; }

/* =============================================
   8. ADVANTAGES
   ============================================= */
.advantages { background: var(--gray-100); }

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.adv-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}
.adv-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.adv-num {
    position: absolute;
    top: 16px; right: 20px;
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 3.2rem;
    color: rgba(0, 102, 255, 0.05);
    line-height: 1;
}

.adv-icon {
    width: 54px; height: 54px;
    background: var(--gradient);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--white);
    margin-bottom: 20px;
}

.adv-card h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--dark);
    margin-bottom: 8px;
}
.adv-card p {
    font-size: 0.88rem;
    color: var(--gray-500);
    line-height: 1.6;
}

/* =============================================
   9. CATALOG
   ============================================= */
.catalog { background: var(--white); }

.catalog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.catalog-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
}
.catalog-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.catalog-image {
    height: 210px;
    background: linear-gradient(135deg, #e8f4fd 0%, #f5f9ff 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}
.catalog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}
.catalog-card:hover .catalog-image img { transform: scale(1.05); }

.catalog-badge {
    position: absolute;
    top: 14px; left: 14px;
    padding: 4px 14px;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.72rem;
    text-transform: uppercase;
    z-index: 2;
    color: var(--white);
}
.badge-sale { background: #FF4444; }
.badge-new { background: var(--accent); }

.catalog-body { padding: 24px; }

.catalog-brand {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.78rem;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 1px;
}
.catalog-body h3 {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--dark);
    margin: 6px 0 8px;
}
.catalog-desc {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-bottom: 16px;
    line-height: 1.5;
}

.catalog-specs {
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}
.catalog-specs span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.78rem;
    color: var(--gray-700);
    background: var(--gray-100);
    padding: 5px 10px;
    border-radius: 50px;
}
.catalog-specs i { color: var(--primary); font-size: 0.75rem; }

.catalog-price {
    display: flex;
    align-items: baseline;
    gap: 12px;
    margin-bottom: 20px;
}
.price-old {
    font-size: 0.95rem;
    color: var(--gray-500);
    text-decoration: line-through;
}
.price-new {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--dark);
}

/* =============================================
   10. PROMO BANNER
   ============================================= */
.promo-banner {
    background: var(--gradient);
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}
.promo-banner::before {
    content: '';
    position: absolute;
    top: -50%; right: -10%;
    width: 500px; height: 500px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 50%;
}
.promo-banner::after {
    content: '';
    position: absolute;
    bottom: -30%; left: -5%;
    width: 300px; height: 300px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 50%;
}

.promo-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    position: relative;
    z-index: 2;
}

.promo-content h2 {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    color: var(--white);
    margin-bottom: 12px;
    line-height: 1.3;
}
.promo-content .highlight { color: #FFD700; }
.promo-content p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1rem;
    margin-bottom: 24px;
}

.promo-timer {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}
.timer-block {
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    padding: 14px 16px;
    text-align: center;
    min-width: 70px;
}
.timer-block span {
    display: block;
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.8rem;
    color: var(--white);
    line-height: 1;
}
.timer-block small {
    font-size: 0.65rem;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 4px;
    display: block;
}
.timer-sep {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.8rem;
    color: rgba(255, 255, 255, 0.4);
}

/* =============================================
   11. REVIEWS
   ============================================= */
.reviews { background: var(--gray-100); }

.reviews-slider { position: relative; overflow: hidden; }
.reviews-track {
    display: flex;
    gap: 24px;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.review-card {
    min-width: calc(33.333% - 16px);
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    flex-shrink: 0;
}

.review-stars {
    display: flex;
    gap: 3px;
    margin-bottom: 14px;
}
.review-stars i { color: #FFD700; font-size: 0.9rem; }

.review-quote {
    color: var(--gray-200);
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.review-text {
    font-size: 0.92rem;
    color: var(--gray-700);
    line-height: 1.7;
    margin-bottom: 20px;
    font-style: italic;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 12px;
}
.review-avatar {
    width: 46px; height: 46px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.85rem;
    flex-shrink: 0;
}
.review-author-info strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    color: var(--dark);
}
.review-author-info span {
    font-size: 0.8rem;
    color: var(--gray-500);
}

.slider-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 36px;
}
.slider-btn {
    width: 44px; height: 44px;
    border-radius: 50%;
    border: 2px solid var(--gray-300);
    background: var(--white);
    color: var(--gray-700);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    flex-shrink: 0;
}
.slider-btn:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-bg); }

.slider-dots { display: flex; gap: 8px; }
.slider-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    background: var(--gray-300);
    cursor: pointer;
    transition: var(--transition);
}
.slider-dot.active {
    background: var(--primary);
    width: 28px;
    border-radius: 5px;
}

/* =============================================
   12. CONTACT
   ============================================= */
.contact { background: var(--white); }

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: start;
}

.contact-title {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: clamp(1.6rem, 2.5vw, 2.2rem);
    color: var(--dark);
    margin-bottom: 16px;
    line-height: 1.2;
}
.contact-text {
    font-size: 1rem;
    color: var(--gray-500);
    margin-bottom: 32px;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-bottom: 32px;
}
.contact-detail-item {
    display: flex;
    align-items: center;
    gap: 14px;
}
.contact-detail-icon {
    width: 48px; height: 48px;
    background: var(--primary-bg);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.1rem;
    flex-shrink: 0;
}
.contact-detail-text strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.82rem;
    color: var(--dark);
    margin-bottom: 2px;
}
.contact-detail-text a,
.contact-detail-text span {
    font-size: 0.9rem;
    color: var(--gray-500);
}
.contact-detail-text a:hover { color: var(--primary); }

.contact-socials {
    display: flex;
    gap: 12px;
}
.social-btn {
    width: 44px; height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--white);
    transition: var(--transition);
}
.social-btn.whatsapp { background: #25D366; }
.social-btn.telegram { background: #0088CC; }
.social-btn.vk { background: #4C75A3; }
.social-btn.youtube { background: #FF0000; }
.social-btn:hover { transform: translateY(-3px); }

/* Form */
.contact-form-side {
    background: var(--gray-100);
    border-radius: var(--radius-xl);
    padding: 40px;
}
.form-header { margin-bottom: 24px; }
.form-header h3 {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--dark);
    margin-bottom: 6px;
}
.form-header p { font-size: 0.9rem; color: var(--gray-500); }

.form-group { margin-bottom: 18px; }
.form-label {
    display: block;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--dark);
    margin-bottom: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 13px 16px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--dark);
    background: var(--white);
    transition: var(--transition);
    outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(0, 102, 255, 0.1);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--gray-500); }
.form-group textarea { resize: vertical; min-height: 80px; }

.form-note {
    text-align: center;
    font-size: 0.78rem;
    color: var(--gray-500);
    margin-top: 14px;
}
.form-note i { color: var(--accent); }

/* =============================================
   13. FOOTER
   ============================================= */
.footer {
    background: var(--dark);
    color: rgba(255, 255, 255, 0.6);
}
.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 40px;
    padding: 60px 0 40px;
}
.footer-desc {
    font-size: 0.88rem;
    line-height: 1.7;
    margin-top: 16px;
    margin-bottom: 20px;
}
.footer-socials {
    display: flex;
    gap: 10px;
}
.social-link {
    width: 38px; height: 38px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.5);
    transition: var(--transition);
}
.social-link:hover { background: var(--primary); border-color: var(--primary); color: var(--white); }

.footer-col h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
    font-size: 1rem;
}
.footer-col a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 0;
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition);
}
.footer-col a:hover { color: var(--accent); padding-left: 4px; }
.footer-col i { color: var(--primary-light); width: 16px; font-size: 0.85rem; }
.footer-address, .footer-hours {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 0;
    font-size: 0.88rem;
}
.footer-address i, .footer-hours i { color: var(--primary-light); width: 16px; font-size: 0.85rem; }

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 18px 0;
    text-align: center;
    font-size: 0.82rem;
}

.footer-logo { display: flex; align-items: center; gap: 10px; }
.footer-logo-img { width: 38px; height: 38px; object-fit: contain; border-radius: 6px; }

/* =============================================
   14. SCROLL TO TOP
   ============================================= */
.scroll-top {
    position: fixed;
    bottom: 28px; right: 28px;
    width: 48px; height: 48px;
    border-radius: 50%;
    background: var(--gradient);
    color: var(--white);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 999;
}
.scroll-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.scroll-top:hover { transform: translateY(-4px); box-shadow: var(--shadow-glow); }

/* =============================================
   15. MODAL
   ============================================= */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(6px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}
.modal-overlay.active { opacity: 1; visibility: visible; }

.modal {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 50px 40px;
    text-align: center;
    max-width: 420px;
    width: 90%;
    transform: scale(0.85) translateY(20px);
    transition: var(--transition);
    position: relative;
}
.modal-overlay.active .modal { transform: scale(1) translateY(0); }

.modal-close {
    position: absolute;
    top: 14px; right: 14px;
    width: 34px; height: 34px;
    border-radius: 50%;
    border: none;
    background: var(--gray-100);
    color: var(--gray-700);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    transition: var(--transition);
}
.modal-close:hover { background: #fee; color: #e33; }

.modal-icon {
    width: 72px; height: 72px;
    background: rgba(0, 201, 167, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: var(--accent);
}
.modal h3 {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--dark);
    margin-bottom: 10px;
}
.modal p {
    color: var(--gray-500);
    margin-bottom: 28px;
    line-height: 1.6;
}

/* =============================================
   16. ANIMATIONS
   ============================================= */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* =============================================
   17. RESPONSIVE
   ============================================= */

/* Tablet */
@media (max-width: 1024px) {
    .nav, .header-right { display: none; }
    .burger { display: flex; }

    .hero-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-subtitle { margin: 0 auto 36px; }
    .hero-buttons { justify-content: center; }
    .hero-stats { justify-content: center; }

    .hero-image-wrap {
        max-width: 400px;
        margin: 0 auto;
    }
    .hero-image-container {
        max-width: 340px;
    }
    .floating-card { display: none; }

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

    .promo-inner { flex-direction: column; text-align: center; gap: 30px; }

    .contact-wrapper { grid-template-columns: 1fr; gap: 40px; }

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

    .review-card {
        min-width: calc(50% - 12px);
    }
}

/* Mobile */
@media (max-width: 768px) {
    .section { padding: 70px 0; }

    .hero {
        padding: 110px 0 80px;
        min-height: auto;
    }
    .hero-title { font-size: 1.8rem; }
    .hero-subtitle { font-size: 1rem; }
    .hero-buttons { flex-direction: column; align-items: center; gap: 12px; }
    .hero-buttons .btn { width: 100%; max-width: 300px; }

    .hero-stats { flex-direction: column; gap: 16px; }
    .stat-divider { width: 60px; height: 1px; }

    .hero-image-wrap { display: none; }

    .services-grid,
    .advantages-grid,
    .catalog-grid {
        grid-template-columns: 1fr;
    }

    .review-card {
        min-width: calc(100% - 0px);
    }

    .promo-timer {
        gap: 6px;
    }
    .timer-block {
        padding: 10px 10px;
        min-width: 58px;
    }
    .timer-block span { font-size: 1.4rem; }
    .timer-sep { font-size: 1.4rem; }
    .timer-block small { font-size: 0.6rem; }

    .contact-form-side { padding: 28px 20px; }
    .contact-title { font-size: 1.6rem; }

    .footer-top {
        grid-template-columns: 1fr;
        gap: 30px;
        padding: 40px 0 20px;
    }
}

/* Small mobile */
@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero { padding: 100px 0 60px; }
    .hero-title { font-size: 1.55rem; }
    .hero-subtitle { font-size: 0.92rem; }

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

    .promo-content h2 { font-size: 1.3rem; }
    .promo-timer { flex-wrap: wrap; justify-content: center; }

    .scroll-top { bottom: 16px; right: 16px; width: 42px; height: 42px; }
}