/* ============================================
   БАЗОВЫЕ СТИЛИ И ПЕРЕМЕННЫЕ
   ============================================ */

:root {
    --color-primary: #0EA5E9;      /* Голубой основной */
    --color-primary-dark: #0284C7; /* Голубой темный */
    --color-primary-light: #38BDF8; /* Голубой светлый */
    --color-white: #FFFFFF;
    --color-gray-50: #F8FAFC;
    --color-gray-100: #F1F5F9;
    --color-gray-200: #E2E8F0;
    --color-gray-600: #475569;
    --color-gray-800: #1E293B;
    --color-gray-900: #0F172A;
    
    --font-primary: 'Montserrat', -apple-system, sans-serif;
    --font-heading: 'Montserrat', -apple-system, sans-serif;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 2px 0 rgba(14, 165, 233, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(14, 165, 233, 0.1), 0 2px 4px -1px rgba(14, 165, 233, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(14, 165, 233, 0.1), 0 4px 6px -2px rgba(14, 165, 233, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(14, 165, 233, 0.1), 0 10px 10px -5px rgba(14, 165, 233, 0.04);
}

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

body {
    font-family: var(--font-primary);
    color: var(--color-gray-800);
    line-height: 1.7;
    background-color: var(--color-white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-gray-900);
}

/* ============================================
   ШАПКА (HEADER)
   ============================================ */

.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
    z-index: 1000;
    transition: var(--transition);
}

.navbar-brand {
    font-size: 1.5rem;
    color: var(--color-primary) !important;
    font-family: var(--font-heading);
}

.nav-link {
    color: var(--color-gray-800) !important;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--color-primary) !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition);
}

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

.phone-link {
    color: var(--color-primary) !important;
    font-weight: 600;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border: none;
    color: white;
    font-weight: 600;
    border-radius: 12px;
    padding: 10px 24px;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

/* Яркая кнопка для hero секции */
.hero-section .btn-primary {
    background: linear-gradient(135deg, #FFFFFF 0%, #F0F9FF 100%);
    color: var(--color-primary-dark);
    font-weight: 700;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3), 0 0 0 2px rgba(255, 255, 255, 0.5);
    border: 2px solid rgba(255, 255, 255, 0.8);
}

.hero-section .btn-primary:hover {
    background: linear-gradient(135deg, #FFFFFF 0%, #E0F2FE 100%);
    color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4), 0 0 0 2px rgba(255, 255, 255, 1);
    border-color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: white;
}

.btn-outline-primary {
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    font-weight: 600;
    border-radius: 12px;
    transition: var(--transition);
}

.btn-outline-primary:hover {
    background: var(--color-primary);
    color: white;
    transform: translateY(-2px);
}

/* ============================================
   HERO СЕКЦИЯ
   ============================================ */

.hero-section {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    overflow: hidden;
    padding-top: 80px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.95) 0%, rgba(2, 132, 199, 0.95) 100%);
    z-index: 1;
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
    z-index: 1;
    animation: patternMove 20s ease-in-out infinite;
}

@keyframes patternMove {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-20px, -20px); }
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 10px 20px;
    border-radius: 50px;
    color: white;
    font-weight: 600;
    font-size: 0.95rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-title {
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    line-height: 1.2;
}

.hero-subtitle {
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.1);
}

.hero-features .feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: white;
    font-weight: 500;
    padding: 12px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

.hero-features .feature-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.hero-features .feature-item i {
    font-size: 1.5rem;
    color: var(--color-white);
    display: inline-block;
    min-width: 24px;
}

.hero-image-wrapper {
    position: relative;
}

.hero-image-wrapper::before {
    content: '';
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    border-radius: 20px;
    z-index: -1;
    opacity: 0.3;
    filter: blur(20px);
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-down {
    display: inline-block;
    color: white;
    font-size: 2rem;
    animation: bounce 2s infinite;
    text-decoration: none;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
    40% { transform: translateY(-10px) translateX(-50%); }
    60% { transform: translateY(-5px) translateX(-50%); }
}

/* ============================================
   СЕКЦИИ
   ============================================ */

.services-section {
    background: var(--color-gray-50);
}

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    height: 100%;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    transform: scaleX(0);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 2rem;
    color: white;
    box-shadow: var(--shadow-md);
}

.service-price {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-top: 1rem;
}

/* ============================================
   CTA СЕКЦИИ
   ============================================ */

.cta-section-1,
.cta-section-2 {
    background: linear-gradient(135deg, var(--color-gray-50) 0%, white 100%);
}

.cta-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    color: white;
    padding: 8px 20px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: var(--shadow-md);
}

.cta-list {
    list-style: none;
    padding: 0;
}

.cta-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 1.1rem;
    color: var(--color-gray-600);
}

.cta-list li i {
    color: var(--color-primary);
    font-size: 1.2rem;
}

/* ============================================
   РАЙОНЫ И МЕТРО
   ============================================ */

.areas-section {
    background: white;
}

.area-card {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    height: 100%;
    border: 2px solid var(--color-gray-100);
}

.area-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.area-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    color: white;
}

.metro-list {
    list-style: none;
    padding: 0;
}

.metro-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    color: var(--color-gray-600);
}

.metro-red { color: #E30611; }
.metro-blue { color: #0066CC; }
.metro-green { color: #00A651; }

/* ============================================
   МАСТЕРА
   ============================================ */

.masters-section {
    background: var(--color-gray-50);
}

.master-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    height: 100%;
    border: 2px solid transparent;
}

.master-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.master-photo {
    width: 100%;
    height: 300px;
    overflow: hidden;
    position: relative;
}

.master-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.master-card:hover .master-photo img {
    transform: scale(1.1);
}

.master-info {
    padding: 1.5rem;
}

.master-experience {
    list-style: none;
    padding: 0;
    margin-top: 1rem;
}

.master-experience li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
    color: var(--color-gray-600);
    font-size: 0.95rem;
}

.master-experience li i {
    color: var(--color-primary);
}

/* ============================================
   БРЕНДЫ
   ============================================ */

.brands-section {
    background: white;
}

.brand-card {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-align: center;
    border: 2px solid var(--color-gray-100);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 120px;
}

.brand-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
}

.brand-card:hover .brand-name {
    color: white;
}

.brand-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gray-800);
    transition: var(--transition);
    font-family: var(--font-heading);
}

/* ============================================
   ОТЗЫВЫ
   ============================================ */

.reviews-section {
    background: var(--color-gray-50);
}

.review-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.review-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.review-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.review-photo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--color-primary);
    flex-shrink: 0;
}

.review-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.review-info {
    text-align: left;
}

.review-info h5 {
    color: var(--color-gray-900);
    margin-bottom: 0.5rem;
}

.review-rating {
    display: flex;
    gap: 2px;
}

.review-rating i {
    font-size: 1.1rem;
}

.review-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-gray-600);
    font-style: italic;
    margin-bottom: 1.5rem;
    text-align: left;
}

.review-date {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-500);
    font-size: 0.9rem;
}

.carousel-control-prev,
.carousel-control-next {
    width: 50px;
    height: 50px;
    background: var(--color-primary);
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.8;
    transition: var(--transition);
}

.carousel-control-prev {
    left: -25px;
}

.carousel-control-next {
    right: -25px;
}

.carousel-control-prev:hover,
.carousel-control-next:hover {
    opacity: 1;
    background: var(--color-primary-dark);
}

.carousel-indicators {
    margin-bottom: -2rem;
}

.carousel-indicators button {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-primary);
    opacity: 0.5;
    transition: var(--transition);
}

.carousel-indicators button.active {
    opacity: 1;
    background: var(--color-primary-dark);
}

@media (max-width: 768px) {
    .review-header {
        flex-direction: column;
        gap: 1rem;
    }
    
    .review-info {
        text-align: center;
    }
    
    .review-text {
        text-align: center;
    }
    
    .carousel-control-prev,
    .carousel-control-next {
        width: 40px;
        height: 40px;
    }
    
    .carousel-control-prev {
        left: -15px;
    }
    
    .carousel-control-next {
        right: -15px;
    }
}

/* ============================================
   ФУТЕР
   ============================================ */

.footer-section {
    background: linear-gradient(135deg, var(--color-gray-900) 0%, var(--color-gray-800) 100%);
    color: var(--color-gray-200);
}

.footer-section h5 {
    color: white;
    margin-bottom: 1rem;
}

.footer-section a {
    color: var(--color-gray-200);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--color-primary-light);
}

.copyright-text {
    color: var(--color-gray-200) !important;
    font-size: 0.95rem;
    line-height: 1.6;
}

.copyright-text p {
    color: var(--color-gray-200) !important;
    opacity: 0.9;
}

/* ============================================
   МОДАЛЬНОЕ ОКНО
   ============================================ */

.modal-content {
    border-radius: 20px;
    border: none;
    overflow: hidden;
}

.modal-header {
    background: linear-gradient(135deg, var(--color-gray-50) 0%, white 100%);
}

.modal-title {
    color: var(--color-gray-900);
}

.form-control {
    border-radius: 12px;
    border: 2px solid var(--color-gray-200);
    padding: 14px 18px;
    transition: var(--transition);
    font-size: 1rem;
}

.form-control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 0.2rem rgba(14, 165, 233, 0.15);
    outline: none;
}

.form-label {
    color: var(--color-gray-800);
    font-weight: 600;
    margin-bottom: 8px;
}

.btn-close {
    opacity: 0.5;
    transition: var(--transition);
}

.btn-close:hover {
    opacity: 1;
    transform: rotate(90deg);
}

/* ============================================
   АДАПТИВНОСТЬ
   ============================================ */

@media (max-width: 768px) {
    .hero-section {
        min-height: auto;
        padding: 100px 0 60px;
    }
    
    .display-3 {
        font-size: 2rem !important;
    }
    
    .display-4 {
        font-size: 1.75rem !important;
    }
    
    .hero-features .feature-item {
        font-size: 0.9rem;
    }
    
    .service-card,
    .area-card,
    .master-card {
        margin-bottom: 1.5rem;
    }
    
    .btn-lg {
        padding: 12px 24px;
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 1.75rem !important;
    }
    
    .hero-badge {
        font-size: 0.85rem;
        padding: 8px 16px;
    }
    
    .service-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .master-photo {
        height: 250px;
    }
}

/* ============================================
   УТИЛИТЫ
   ============================================ */

.text-primary {
    color: var(--color-primary) !important;
}

.bg-primary {
    background: var(--color-primary) !important;
}

/* Плавная прокрутка */
html {
    scroll-behavior: smooth;
}

/* Улучшение производительности */
* {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}