/* ========================================
   КЛИМАТ ГАРАНТ - Основные стили
   ======================================== */

/* CSS Variables */
:root {
  --primary: #0EA5E9;
  --primary-dark: #0284C7;
  --secondary: #10B981;
  --accent: #F59E0B;
  --danger: #EF4444;
  --dark: #1E293B;
  --gray: #64748B;
  --gray-light: #94A3B8;
  --gray-lighter: #E2E8F0;
  --light: #F1F5F9;
  --white: #FFFFFF;
  
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 40px rgba(0,0,0,0.15);
  
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 30px;
  
  --transition: all 0.3s ease;
}

/* Reset & Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--dark);
  background: var(--light);
}

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

img {
  max-width: 100%;
  height: auto;
}

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

/* ========================================
   HEADER
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: transparent;
  transition: var(--transition);
  padding: 15px 0;
}

.header.scrolled {
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
  padding: 10px 0;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo img {
  height: 50px;
  width: auto;
}

.logo-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
}

.header.scrolled .logo-text {
  color: var(--dark);
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--white);
  opacity: 0.9;
}

.nav-link:hover {
  opacity: 1;
  color: var(--primary);
}

.header.scrolled .nav-link {
  color: var(--dark);
}

.nav-phone {
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
}

.header.scrolled .nav-phone {
  color: var(--dark);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
}

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

.btn-white {
  background: var(--white);
  color: var(--primary);
}

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

.btn-green {
  background: #22C55E;
  color: var(--white);
}

.btn-green:hover {
  background: #16A34A;
}

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

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

.btn-lg {
  padding: 16px 32px;
  font-size: 16px;
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, #0EA5E9 0%, #06B6D4 50%, #0891B2 100%);
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 10%;
  left: 5%;
  width: 400px;
  height: 400px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  filter: blur(60px);
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 10%;
  right: 5%;
  width: 500px;
  height: 500px;
  background: rgba(6,182,212,0.3);
  border-radius: 50%;
  filter: blur(80px);
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(10px);
  padding: 8px 16px;
  border-radius: 50px;
  color: var(--white);
  font-size: 14px;
  margin-bottom: 24px;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: #4ADE80;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero-title {
  font-size: 48px;
  font-weight: 800;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 18px;
  color: rgba(255,255,255,0.9);
  margin-bottom: 32px;
  max-width: 500px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
}

.hero-phone {
  font-size: 32px;
  font-weight: 800;
  color: var(--white);
}

.hero-phone:hover {
  color: rgba(255,255,255,0.9);
}

/* Hero Cards */
.hero-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.hero-card {
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  border: 2px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-lg);
  padding: 30px;
  text-align: center;
  color: var(--white);
  transition: var(--transition);
  cursor: pointer;
}

.hero-card:hover {
  background: rgba(255,255,255,0.25);
  border-color: rgba(255,255,255,0.4);
  transform: translateY(-5px);
}

.hero-card-icon {
  width: 70px;
  height: 70px;
  background: rgba(255,255,255,0.2);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 32px;
}

.hero-card-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
}

.hero-card-text {
  font-size: 14px;
  opacity: 0.9;
}

.hero-card-arrow {
  margin-top: 16px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

/* ========================================
   SECTIONS
   ======================================== */
.section {
  padding: 80px 0;
}

.section-title {
  font-size: 36px;
  font-weight: 800;
  text-align: center;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 18px;
  color: var(--gray);
  text-align: center;
  max-width: 600px;
  margin: 0 auto 48px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

/* ========================================
   CARDS
   ======================================== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px;
  border: 1px solid var(--gray-lighter);
  transition: var(--transition);
}

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

.card-icon {
  width: 56px;
  height: 56px;
  background: #E0F2FE;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 16px;
}

.card-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.card-text {
  font-size: 14px;
  color: var(--gray);
  margin-bottom: 16px;
}

.card-price {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
}

/* Service Cards (Category) */
.service-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--white);
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid var(--gray-lighter);
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: var(--primary);
}

.service-card-icon {
  width: 48px;
  height: 48px;
  background: #E0F2FE;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.service-card-content {
  flex: 1;
}

.service-card-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.service-card-text {
  font-size: 13px;
  color: var(--gray);
  margin-bottom: 8px;
}

.service-card-price {
  font-size: 15px;
  font-weight: 700;
  color: var(--primary);
}

/* ========================================
   PRICES TABLE
   ======================================== */
.prices-table {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--gray-lighter);
}

.prices-table table {
  width: 100%;
  border-collapse: collapse;
}

.prices-table th,
.prices-table td {
  padding: 16px 24px;
  text-align: left;
}

.prices-table th {
  background: var(--light);
  font-weight: 600;
  font-size: 14px;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.prices-table td {
  border-bottom: 1px solid var(--gray-lighter);
}

.prices-table tr:last-child td {
  border-bottom: none;
}

.prices-table tr:hover td {
  background: var(--light);
}

.price-value {
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
}

.price-note {
  font-size: 13px;
  color: var(--gray);
}

/* ========================================
   BRANDS
   ======================================== */
.brands-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 16px;
}

.brand-item {
  background: var(--white);
  border: 1px solid var(--gray-lighter);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  font-weight: 700;
  color: var(--gray);
  transition: var(--transition);
}

.brand-item:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-3px);
}

/* ========================================
   STEPS
   ======================================== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step {
  position: relative;
  background: var(--white);
  border-radius: var(--radius);
  padding: 30px;
  border: 1px solid var(--gray-lighter);
}

.step-number {
  position: absolute;
  top: -15px;
  right: 20px;
  width: 40px;
  height: 40px;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
}

.step-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.step-text {
  font-size: 14px;
  color: var(--gray);
}

/* ========================================
   REVIEWS
   ======================================== */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.review {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px;
  border: 1px solid var(--gray-lighter);
}

.review-stars {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
}

.review-stars span {
  color: #FBBF24;
  font-size: 18px;
}

.review-text {
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 16px;
}

.review-author {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--gray-lighter);
}

.review-name {
  font-weight: 600;
}

.review-service {
  font-size: 13px;
  color: var(--gray);
}

.review-badge {
  background: #DCFCE7;
  color: #166534;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 50px;
}

/* ========================================
   ABOUT / STATS
   ======================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-text {
  font-size: 16px;
  line-height: 1.8;
  color: var(--gray);
}

.about-text p {
  margin-bottom: 16px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.stat {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  border: 1px solid var(--gray-lighter);
}

.stat-value {
  font-size: 36px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 4px;
}

.stat-label {
  font-size: 14px;
  color: var(--gray);
}

/* ========================================
   CONTACT FORM
   ======================================== */
.contact-section {
  background: linear-gradient(135deg, #0EA5E9 0%, #06B6D4 50%, #0891B2 100%);
  padding: 80px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.contact-info h2 {
  font-size: 36px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
}

.contact-info p {
  font-size: 18px;
  color: rgba(255,255,255,0.9);
  margin-bottom: 32px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.contact-item-icon {
  width: 48px;
  height: 48px;
  background: rgba(255,255,255,0.2);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--white);
}

.contact-item-text {
  color: var(--white);
}

.contact-item-text small {
  display: block;
  opacity: 0.7;
  font-size: 13px;
}

.contact-item-text strong {
  font-size: 18px;
  font-weight: 700;
}

/* Form */
.form-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-xl);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--dark);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 14px 16px;
  font-size: 15px;
  border: 1px solid var(--gray-lighter);
  border-radius: var(--radius-sm);
  background: var(--white);
  transition: var(--transition);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(14,165,233,0.1);
}

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

.form-select {
  cursor: pointer;
}

.form-submit {
  width: 100%;
  padding: 16px;
  font-size: 16px;
}

.form-success {
  text-align: center;
  padding: 40px 20px;
}

.form-success-icon {
  width: 80px;
  height: 80px;
  background: #DCFCE7;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  margin: 0 auto 20px;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--dark);
  color: var(--white);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-logo img {
  height: 50px;
}

.footer-text {
  font-size: 14px;
  color: var(--gray-light);
  line-height: 1.7;
  margin-bottom: 20px;
}

.footer-contacts a {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 10px;
}

.footer-contacts a:hover {
  color: var(--white);
}

.footer-title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  font-size: 14px;
  color: var(--gray-light);
}

.footer-links a:hover {
  color: var(--white);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 14px;
}

.footer-contact-item i {
  color: var(--primary);
  font-size: 18px;
  margin-top: 2px;
}

.footer-contact-item div {
  color: var(--gray-light);
}

.footer-contact-item strong {
  color: var(--white);
  display: block;
  margin-bottom: 2px;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--gray-light);
}

/* ========================================
   STICKY BAR (Mobile)
   ======================================== */
.sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--white);
  border-top: 1px solid var(--gray-lighter);
  padding: 12px 16px;
  z-index: 1000;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.1);
}

.sticky-bar-inner {
  display: flex;
  gap: 12px;
}

.sticky-bar .btn {
  flex: 1;
  padding: 14px;
  font-size: 14px;
}

/* ========================================
   FLOATING CTA (Desktop)
   ======================================== */
.floating-cta {
  position: fixed;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 999;
}

.floating-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--white);
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
  position: relative;
}

.floating-btn:hover {
  transform: scale(1.1);
}

.floating-btn.phone {
  background: var(--primary);
}

.floating-btn.whatsapp {
  background: #22C55E;
}

.floating-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  animation: ripple 2s infinite;
}

@keyframes ripple {
  0% {
    box-shadow: 0 0 0 0 rgba(255,255,255,0.4);
  }
  100% {
    box-shadow: 0 0 0 20px rgba(255,255,255,0);
  }
}

/* ========================================
   MOBILE MENU
   ======================================== */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  color: var(--white);
  cursor: pointer;
}

.header.scrolled .mobile-menu-btn {
  color: var(--dark);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--white);
  z-index: 1001;
  padding: 80px 24px 24px;
}

.mobile-menu.active {
  display: block;
}

.mobile-menu-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  font-size: 28px;
  cursor: pointer;
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mobile-nav a {
  font-size: 18px;
  font-weight: 500;
  padding: 12px 0;
  border-bottom: 1px solid var(--gray-lighter);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-subtitle {
    margin: 0 auto 32px;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .hero-cards {
    max-width: 500px;
    margin: 0 auto;
  }
  
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .reviews-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .floating-cta {
    display: none;
  }
}

@media (max-width: 768px) {
  .nav {
    display: none;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .hero {
    padding: 100px 0 60px;
  }
  
  .hero-title {
    font-size: 32px;
  }
  
  .hero-cards {
    grid-template-columns: 1fr;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .hero-phone {
    font-size: 24px;
  }
  
  .section {
    padding: 60px 0;
  }
  
  .section-title {
    font-size: 28px;
  }
  
  .cards-grid {
    grid-template-columns: 1fr;
  }
  
  .steps-grid {
    grid-template-columns: 1fr;
  }
  
  .reviews-grid {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .prices-table {
    overflow-x: auto;
  }
  
  .prices-table table {
    min-width: 600px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }
  
  .sticky-bar {
    display: block;
  }
  
  body {
    padding-bottom: 80px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 26px;
  }
  
  .section-title {
    font-size: 24px;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .form-card {
    padding: 24px;
  }
}

/* ========================================
   UTILITIES
   ======================================== */
.bg-white { background: var(--white); }
.bg-light { background: var(--light); }
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }
.mt-4 { margin-top: 16px; }
.hidden { display: none; }

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

.animate-fadeInUp {
  animation: fadeInUp 0.6s ease forwards;
}