/* ============================================
   TSK.by — Tesla House Service Center
   Pure CSS, no frameworks, no build tools
   ============================================ */

/* --- CSS Custom Properties (Theme System) --- */
:root {
  /* Light theme (default) */
  --color-bg: #ffffff;
  --color-bg-alt: #f5f5f5;
  --color-surface: #ffffff;
  --color-surface-hover: #f0f0f0;
  --color-border: #e5e5e5;
  --color-text: #1a1a1a;
  --color-text-secondary: #666666;
  --color-text-muted: #999999;
  --color-accent: #e31937;
  --color-accent-hover: #cc1530;
  --color-accent-light: rgba(227, 25, 55, 0.1);
  --color-overlay: rgba(0, 0, 0, 0.5);
  --color-card-shadow: rgba(0, 0, 0, 0.08);
  --color-header-bg: rgba(255, 255, 255, 0.95);

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;

  /* Layout */
  --container-max: 1200px;
  --header-height: 72px;
  --border-radius: 8px;
  --border-radius-lg: 12px;
  --transition: 0.3s ease;
}

/* Dark theme */
[data-theme="dark"] {
  --color-bg: #0f0f0f;
  --color-bg-alt: #161616;
  --color-surface: #1a1a1a;
  --color-surface-hover: #252525;
  --color-border: #2a2a2a;
  --color-text: #e5e5e5;
  --color-text-secondary: #a0a0a0;
  --color-text-muted: #666666;
  --color-accent: #e31937;
  --color-accent-hover: #ff2d4d;
  --color-accent-light: rgba(227, 25, 55, 0.15);
  --color-overlay: rgba(0, 0, 0, 0.7);
  --color-card-shadow: rgba(0, 0, 0, 0.3);
  --color-header-bg: rgba(15, 15, 15, 0.95);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color var(--transition), color var(--transition);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
  color: var(--color-accent-hover);
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* --- Container --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 700;
  color: var(--color-text);
}

h1 { font-size: var(--font-size-4xl); margin-bottom: var(--space-lg); }
h2 { font-size: var(--font-size-3xl); margin-bottom: var(--space-lg); }
h3 { font-size: var(--font-size-2xl); margin-bottom: var(--space-md); }
h4 { font-size: var(--font-size-xl); margin-bottom: var(--space-md); }

p {
  margin-bottom: var(--space-md);
  color: var(--color-text-secondary);
}

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: var(--color-header-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition), border-color var(--transition);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: var(--color-text);
  font-weight: 700;
  font-size: var(--font-size-xl);
  flex-shrink: 0;
}

.header__logo svg {
  height: 36px;
  width: auto;
}

.header__logo-text {
  font-size: var(--font-size-xl);
  font-weight: 700;
}

.header__logo-text span {
  color: var(--color-accent);
}

/* Desktop nav */
.header__nav {
  display: none;
}

.header__nav-list {
  display: flex;
  gap: var(--space-lg);
  align-items: center;
}

.header__nav-link {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  transition: color var(--transition);
  white-space: nowrap;
}

.header__nav-link:hover,
.header__nav-link--active {
  color: var(--color-accent);
}

/* Dropdown */
.header__dropdown {
  position: relative;
}

.header__dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  padding: var(--space-sm) 0;
}

.header__dropdown-toggle svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition);
}

.header__dropdown:hover .header__dropdown-toggle svg {
  transform: rotate(180deg);
}

.header__dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  box-shadow: 0 8px 32px var(--color-card-shadow);
  padding: var(--space-sm) 0;
  min-width: 240px;
  z-index: 100;
}

.header__dropdown:hover .header__dropdown-menu {
  display: block;
}

.header__dropdown-item {
  display: block;
  padding: var(--space-sm) var(--space-lg);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  transition: background-color var(--transition), color var(--transition);
}

.header__dropdown-item:hover {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

/* Header actions */
.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.header__phone {
  display: none;
  align-items: center;
  gap: var(--space-xs);
  color: var(--color-text);
  font-weight: 600;
  font-size: var(--font-size-sm);
  white-space: nowrap;
}

.header__phone svg {
  width: 18px;
  height: 18px;
  color: var(--color-accent);
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  transition: background-color var(--transition);
}

.theme-toggle:hover {
  background: var(--color-accent-light);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
}

.theme-toggle__icon--light,
[data-theme="dark"] .theme-toggle__icon--dark {
  display: block;
}

.theme-toggle__icon--dark,
[data-theme="dark"] .theme-toggle__icon--light {
  display: none;
}

/* Burger */
.burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: var(--border-radius);
  transition: background-color var(--transition);
}

.burger:hover {
  background: var(--color-accent-light);
}

.burger__line {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

body.menu-open .burger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

body.menu-open .burger__line:nth-child(2) {
  opacity: 0;
}

body.menu-open .burger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
.mobile-menu {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-bg);
  z-index: 999;
  overflow-y: auto;
  padding: var(--space-xl) var(--space-lg);
  transform: translateX(100%);
  transition: transform var(--transition);
}

body.menu-open .mobile-menu {
  transform: translateX(0);
}

body.menu-open {
  overflow: hidden;
}

.mobile-menu__section {
  margin-bottom: var(--space-xl);
}

.mobile-menu__title {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.mobile-menu__link {
  display: block;
  padding: var(--space-sm) 0;
  color: var(--color-text);
  font-size: var(--font-size-lg);
  font-weight: 500;
  border-bottom: 1px solid var(--color-border);
}

.mobile-menu__link:hover {
  color: var(--color-accent);
}

.mobile-menu__contacts {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.mobile-menu__phone {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text);
  font-size: var(--font-size-lg);
  font-weight: 600;
}

.mobile-menu__phone svg {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
}

.mobile-menu__messengers {
  display: flex;
  gap: var(--space-md);
}

.mobile-menu__messengers a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  transition: all var(--transition);
}

.mobile-menu__messengers a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.mobile-menu__messengers svg {
  width: 22px;
  height: 22px;
}

/* --- Hero Section --- */
.hero {
  position: relative;
  padding: calc(var(--header-height) + var(--space-4xl)) 0 var(--space-4xl);
  overflow: hidden;
  background: var(--color-bg-alt);
}

.hero--home {
  min-height: 80vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-alt) 50%, var(--color-accent-light) 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero__badge {
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  background: var(--color-accent-light);
  color: var(--color-accent);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: 20px;
  margin-bottom: var(--space-lg);
}

.hero__title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.1;
  margin-bottom: var(--space-lg);
}

.hero__title span {
  color: var(--color-accent);
}

.hero__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2xl);
  max-width: 560px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-3xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
}

.hero__stat-value {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-accent);
}

.hero__stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 28px;
  font-weight: 600;
  font-size: var(--font-size-base);
  border-radius: var(--border-radius);
  transition: all var(--transition);
  white-space: nowrap;
  text-decoration: none;
}

.btn svg {
  width: 18px;
  height: 18px;
}

.btn--primary {
  background: var(--color-accent);
  color: #ffffff;
}

.btn--primary:hover {
  background: var(--color-accent-hover);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(227, 25, 55, 0.3);
}

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

.btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn--sm {
  padding: 10px 20px;
  font-size: var(--font-size-sm);
}

.btn--icon {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: 50%;
}

/* --- Section --- */
.section {
  padding: var(--space-4xl) 0;
}

.section--alt {
  background: var(--color-bg-alt);
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section__title {
  margin-bottom: var(--space-sm);
}

.section__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* --- Breadcrumbs --- */
.breadcrumbs {
  padding: calc(var(--header-height) + var(--space-lg)) 0 var(--space-md);
}

.breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
}

.breadcrumbs__item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.breadcrumbs__item:not(:last-child)::after {
  content: '/';
  color: var(--color-text-muted);
}

.breadcrumbs__link {
  color: var(--color-text-secondary);
}

.breadcrumbs__link:hover {
  color: var(--color-accent);
}

.breadcrumbs__current {
  color: var(--color-text-muted);
}

/* --- Service Cards Grid --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: var(--space-lg);
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--color-card-shadow);
  color: inherit;
}

.service-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-radius: var(--border-radius);
  margin-bottom: var(--space-lg);
}

.service-card__icon svg {
  width: 24px;
  height: 24px;
}

.service-card__title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.service-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
  flex-grow: 1;
}

.service-card__price {
  font-size: var(--font-size-sm);
  color: var(--color-accent);
  font-weight: 600;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-accent);
  margin-top: var(--space-md);
}

.service-card__link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition);
}

.service-card:hover .service-card__link svg {
  transform: translateX(4px);
}

/* --- Model Cards --- */
.models-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: var(--space-lg);
}

.model-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  text-decoration: none;
  color: inherit;
}

.model-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--color-card-shadow);
  color: inherit;
}

.model-card__img {
  height: 200px;
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-4xl);
  color: var(--color-text-muted);
}

.model-card__body {
  padding: var(--space-xl);
}

.model-card__name {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.model-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.model-card__specs {
  display: flex;
  gap: var(--space-lg);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.model-card__spec {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.model-card__spec-value {
  font-weight: 600;
  color: var(--color-text);
}

/* --- Pricing --- */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.pricing-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) var(--space-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  transition: border-color var(--transition);
}

.pricing-card:hover {
  border-color: var(--color-accent);
}

.pricing-card__name {
  font-weight: 600;
  margin-bottom: 4px;
}

.pricing-card__note {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.pricing-card__price {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-accent);
  white-space: nowrap;
}

/* --- Steps / Process --- */
.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  counter-reset: step;
}

.step {
  display: flex;
  gap: var(--space-lg);
  align-items: flex-start;
  counter-increment: step;
}

.step__number {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent);
  color: #ffffff;
  font-weight: 700;
  font-size: var(--font-size-lg);
  border-radius: 50%;
}

.step__content h4 {
  margin-bottom: var(--space-xs);
}

.step__content p {
  font-size: var(--font-size-sm);
}

/* --- FAQ Accordion --- */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg) 0;
  text-align: left;
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  gap: var(--space-md);
}

.faq-question svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--color-text-muted);
  transition: transform var(--transition);
}

.faq-item.active .faq-question svg {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding-bottom: var(--space-lg);
}

.faq-answer p {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* --- Reviews --- */
.reviews-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.review-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--space-xl);
}

.review-card__stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-md);
  color: #f59e0b;
}

.review-card__stars svg {
  width: 16px;
  height: 16px;
}

.review-card__text {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
  line-height: 1.7;
  font-style: italic;
}

.review-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.review-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-accent-light);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--font-size-lg);
}

.review-card__name {
  font-weight: 600;
  font-size: var(--font-size-sm);
}

.review-card__car {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* --- Booking Form --- */
.form-section {
  background: var(--color-bg-alt);
  border-radius: var(--border-radius-lg);
  padding: var(--space-3xl);
}

.form {
  max-width: 600px;
  margin: 0 auto;
}

.form__group {
  margin-bottom: var(--space-lg);
}

.form__label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

.form__input,
.form__textarea,
.form__select {
  width: 100%;
  padding: 12px 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  color: var(--color-text);
  transition: border-color var(--transition);
}

.form__input:focus,
.form__textarea:focus,
.form__select:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form__textarea {
  min-height: 120px;
  resize: vertical;
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--color-text-muted);
}

/* --- Gallery --- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.gallery-item {
  aspect-ratio: 4 / 3;
  border-radius: var(--border-radius);
  overflow: hidden;
  cursor: pointer;
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  transition: transform var(--transition);
}

.gallery-item:hover {
  transform: scale(1.02);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2000;
  background: var(--color-overlay);
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
}

.lightbox.active {
  display: flex;
}

.lightbox__close {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  color: #ffffff;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox__close svg {
  width: 28px;
  height: 28px;
}

.lightbox__img {
  max-width: 90%;
  max-height: 90vh;
  border-radius: var(--border-radius);
}

/* --- Contacts Block --- */
.contacts-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
}

.contacts-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.contact-item {
  display: flex;
  gap: var(--space-md);
}

.contact-item__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-radius: var(--border-radius);
}

.contact-item__icon svg {
  width: 22px;
  height: 22px;
}

.contact-item__label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: 2px;
}

.contact-item__value {
  font-weight: 600;
}

.contact-item__value a {
  color: var(--color-text);
}

.contact-item__value a:hover {
  color: var(--color-accent);
}

.messengers-row {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.messenger-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 10px 18px;
  border-radius: var(--border-radius);
  font-size: var(--font-size-sm);
  font-weight: 600;
  transition: all var(--transition);
  text-decoration: none;
}

.messenger-btn--tg {
  background: #229ED9;
  color: #ffffff;
}

.messenger-btn--tg:hover {
  background: #1a8ac0;
  color: #ffffff;
}

.messenger-btn--wa {
  background: #25D366;
  color: #ffffff;
}

.messenger-btn--wa:hover {
  background: #1fb855;
  color: #ffffff;
}

.messenger-btn--viber {
  background: #7360F2;
  color: #ffffff;
}

.messenger-btn--viber:hover {
  background: #5e4dd0;
  color: #ffffff;
}

.messenger-btn svg {
  width: 18px;
  height: 18px;
}

/* --- Footer --- */
.footer {
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer__brand {
  max-width: 300px;
}

.footer__brand-name {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.footer__brand-name span {
  color: var(--color-accent);
}

.footer__brand-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

.footer__col-title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.footer__link {
  display: block;
  padding: 4px 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.footer__link:hover {
  color: var(--color-accent);
}

.footer__bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-md);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* --- Content (for service/model page body text) --- */
.content {
  max-width: 800px;
  line-height: 1.8;
}

.content p {
  margin-bottom: var(--space-lg);
}

.content h2 {
  font-size: var(--font-size-2xl);
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
}

.content h3 {
  font-size: var(--font-size-xl);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.content ul, .content ol {
  margin-bottom: var(--space-lg);
  padding-left: var(--space-xl);
}

.content ul {
  list-style: disc;
}

.content ol {
  list-style: decimal;
}

.content li {
  margin-bottom: var(--space-sm);
  color: var(--color-text-secondary);
}

.content strong {
  color: var(--color-text);
  font-weight: 600;
}

/* --- Service Page Hero --- */
.service-hero {
  padding: calc(var(--header-height) + var(--space-2xl)) 0 var(--space-3xl);
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

.service-hero__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: var(--space-md);
}

.service-hero__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin-bottom: var(--space-xl);
}

/* --- Related Services --- */
.related-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

/* --- Utility --- */
.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }

/* --- Common Issues (Model Pages) --- */
.issues-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.issue-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
}

.issue-item__icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

.issue-item__icon svg {
  width: 20px;
  height: 20px;
}

.issue-item__text {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.issue-item__text strong {
  color: var(--color-text);
  display: block;
  margin-bottom: 4px;
}

/* --- Specs Grid (Model Pages) --- */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.spec-card {
  padding: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  text-align: center;
}

.spec-card__value {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 4px;
}

.spec-card__label {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================================
   RESPONSIVE
   ============================================ */

/* 640px+ */
@media (min-width: 640px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .specs-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

/* 768px+ */
@media (min-width: 768px) {
  .contacts-grid {
    grid-template-columns: 1fr 1fr;
  }

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

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

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

/* 1024px+ */
@media (min-width: 1024px) {
  .burger {
    display: none;
  }

  .header__nav {
    display: block;
  }

  .header__phone {
    display: flex;
  }

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

  .models-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .reviews-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .gallery-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .related-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }

  .specs-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* 1280px+ */
@media (min-width: 1280px) {
  .services-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .models-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}