/* ================================
   CSS Variables & Reset
   ================================ */
:root {
  /* Colors */
  --color-bg: #F6EFD7;
  --color-header: #D2CE9F;
  --color-accent-primary: #4B5998;
  --color-accent-secondary: #445623;
  --color-text: #1D1D1B;
  --color-text-secondary: #5A5A58;
  --color-white: #FFFFFF;
  --color-border: #D2CE9F;
  --color-card-bg: #FFFFFF;
  --color-shadow: rgba(29, 29, 27, 0.08);
  --color-shadow-hover: rgba(29, 29, 27, 0.12);

  /* 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;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 2.5rem;
  --spacing-3xl: 3rem;

  /* Layout */
  --container-max: 1200px;
  --header-height: 72px;
  --border-radius-sm: 6px;
  --border-radius-md: 12px;
  --border-radius-lg: 16px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
}

/* Dark theme */
body.theme-dark {
  --color-bg: #1A1A18;
  --color-header: #2D2D28;
  --color-text: #F6EFD7;
  --color-text-secondary: #B0B0A8;
  --color-border: #3D3D38;
  --color-card-bg: #252522;
  --color-shadow: rgba(0, 0, 0, 0.2);
  --color-shadow-hover: rgba(0, 0, 0, 0.3);
}

/* Vision mode (high contrast) */
body.vision {
  --color-bg: #FFFFFF;
  --color-header: #000000;
  --color-text: #000000;
  --color-text-secondary: #333333;
  --color-accent-primary: #0000EE;
  --color-accent-secondary: #006600;
  --color-card-bg: #FFFFFF;
  --color-border: #000000;
}

body.vision * {
  font-weight: 600 !important;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

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);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

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

address {
  font-style: normal;
}

/* Focus styles */
:focus-visible {
  outline: 3px solid var(--color-accent-primary);
  outline-offset: 2px;
}

/* ================================
   Layout
   ================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.section {
  padding: var(--spacing-2xl) 0;
}

.section__title {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  color: var(--color-text);
}

.section__footer {
  margin-top: var(--spacing-lg);
  text-align: center;
}

/* ================================
   Header
   ================================ */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-header);
  box-shadow: 0 2px 8px var(--color-shadow);
}

.header__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-lg);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-shrink: 0;
  transition: opacity var(--transition-fast);
}

.header__logo:hover {
  opacity: 0.8;
}

.header__logo-img {
  width: 64px;
  height: 64px;
  object-fit: contain;
}

/* Language Dropdown */
.lang-dropdown {
  position: relative;
}

.lang-dropdown__trigger {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 10px;
  background-color: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.lang-dropdown__trigger:hover {
  background-color: rgba(75, 89, 152, 0.08);
  border-color: var(--color-accent-primary);
}

.lang-dropdown__current {
  min-width: 28px;
}

.lang-dropdown__arrow {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.lang-dropdown[aria-expanded="true"] .lang-dropdown__arrow {
  transform: rotate(180deg);
}

.lang-dropdown__menu {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  min-width: 120px;
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  box-shadow: 0 4px 12px var(--color-shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-fast);
  z-index: 100;
}

.lang-dropdown.is-open .lang-dropdown__menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-dropdown__menu li {
  padding: 8px 12px;
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.lang-dropdown__menu li:first-child {
  border-radius: var(--border-radius-sm) var(--border-radius-sm) 0 0;
}

.lang-dropdown__menu li:last-child {
  border-radius: 0 0 var(--border-radius-sm) var(--border-radius-sm);
}

.lang-dropdown__menu li:hover {
  background-color: rgba(75, 89, 152, 0.08);
}

.lang-dropdown__menu li[aria-selected="true"] {
  background-color: var(--color-accent-primary);
  color: var(--color-white);
}

/* Navigation */
.header__nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

.nav-menu {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-menu__link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.nav-menu__link:hover {
  background-color: rgba(75, 89, 152, 0.1);
  color: var(--color-accent-primary);
}

.nav-menu__link:active {
  background-color: rgba(75, 89, 152, 0.2);
}

/* Header actions */
.header__actions {
  display: flex;
  gap: var(--spacing-sm);
}

.icon-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius-sm);
  color: var(--color-text);
  background-color: transparent;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.icon-btn:hover {
  background-color: rgba(75, 89, 152, 0.1);
  color: var(--color-accent-primary);
}

.icon-btn:active {
  background-color: rgba(75, 89, 152, 0.2);
}

.icon-btn[aria-pressed="true"] {
  background-color: var(--color-accent-primary);
  color: var(--color-white);
}

.icon-btn__icon {
  width: 24px;
  height: 24px;
}

/* Burger menu */
.header__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
}

.header__burger span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 1px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.header__burger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.header__burger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.header__burger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ================================
   Hero Section
   ================================ */
.hero {
  position: relative;
  min-height: 500px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background-color: var(--color-accent-primary);
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background-color: rgba(75, 89, 152, 0.85);
}

.hero__pattern {
  position: absolute;
  inset: 0;
  z-index: 3;
  background-image: url('../assets/pattern.svg');
  background-repeat: repeat;
  background-size: 400px;
  opacity: 0.08;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 4;
  padding: var(--spacing-3xl) var(--spacing-lg);
  text-align: center;
}

.hero__title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.hero__subtitle {
  font-size: var(--font-size-xl);
  color: rgba(255, 255, 255, 0.9);
  max-width: 600px;
  margin: 0 auto var(--spacing-xl);
}

.hero__actions {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ================================
   Buttons
   ================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  font-size: var(--font-size-sm);
  font-weight: 500;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
  min-height: 40px;
  text-align: center;
}

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

.btn--primary:hover {
  background-color: #3d4a7d;
}

.btn--primary:active {
  background-color: #333f6b;
}

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

.btn--secondary:hover {
  background-color: #3a4a1e;
}

.btn--outline {
  background-color: transparent;
  color: var(--color-accent-primary);
  border: 1px solid var(--color-accent-primary);
}

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

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

.btn--white:hover {
  background-color: rgba(255, 255, 255, 0.9);
}

/* ================================
   News Section
   ================================ */
.news {
  background-color: var(--color-bg);
}

.news__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.news-card {
  background-color: var(--color-card-bg);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 16px var(--color-shadow);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.news-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px var(--color-shadow-hover);
}

.news-card__img-wrap {
  position: relative;
  height: 180px;
  background-color: var(--color-accent-primary);
  overflow: hidden;
}

.news-card__img-wrap--fallback {
  background-image: url('../assets/pattern.svg');
  background-repeat: repeat;
  background-size: 200px;
  opacity: 0.9;
}

.news-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.news-card__content {
  padding: var(--spacing-lg);
}

.news-card__date {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-sm);
}

.news-card__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card__excerpt {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ================================
   Services Section
   ================================ */
.services {
  background-color: var(--color-bg);
}

.services-card {
  position: relative;
  background-color: var(--color-card-bg);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-2xl);
  box-shadow: 0 4px 16px var(--color-shadow);
  overflow: hidden;
}

.services-card__pattern {
  position: absolute;
  top: 0;
  right: 0;
  width: 300px;
  height: 100%;
  background-image: url('../assets/pattern.svg');
  background-repeat: repeat;
  background-size: 150px;
  opacity: 0.06;
  pointer-events: none;
}

.services-card__content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.services-card__text {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
  line-height: 1.7;
}

.services-card__actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

/* ================================
   Documents Section
   ================================ */
.documents {
  background-color: var(--color-bg);
}

.documents-card {
  background-color: var(--color-card-bg);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  box-shadow: 0 4px 16px var(--color-shadow);
}

.documents-list__item {
  border-bottom: 1px solid var(--color-border);
}

.documents-list__item:last-child {
  border-bottom: none;
}

.documents-list__link {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-lg) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  transition: background-color var(--transition-fast);
}

.documents-list__link:hover {
  background-color: rgba(75, 89, 152, 0.05);
}

.documents-list__icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  color: var(--color-accent-primary);
}

.documents-list__icon svg {
  width: 100%;
  height: 100%;
}

.documents-list__text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.documents-list__title {
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.4;
}

.documents-list__date {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.documents-card__footer {
  margin-top: var(--spacing-lg);
  text-align: center;
}

/* ================================
   Contacts Section
   ================================ */
.contacts {
  background-color: var(--color-bg);
}

.contacts-card {
  background-color: var(--color-card-bg);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  box-shadow: 0 4px 16px var(--color-shadow);
}

.contacts-card__demo {
  display: inline-block;
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  background-color: var(--color-border);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  margin-bottom: var(--spacing-lg);
}

.contacts-list {
  display: grid;
  gap: var(--spacing-md);
}

.contacts-list__item {
  display: grid;
  grid-template-columns: 1fr 2fr auto;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border-radius: var(--border-radius-sm);
  background-color: rgba(210, 206, 159, 0.1);
  align-items: center;
}

.contacts-list__name {
  font-weight: 600;
  color: var(--color-text);
}

.contacts-list__position {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.contacts-list__phone {
  font-weight: 500;
  color: var(--color-accent-primary);
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.contacts-list__phone:hover {
  color: var(--color-accent-secondary);
}

/* ================================
   Footer
   ================================ */
.footer {
  background-color: var(--color-header);
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: var(--spacing-2xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid var(--color-border);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.footer__logo-img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.footer__title {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text);
}

.footer__address {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer__links a {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

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

.footer__settings {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  align-items: flex-end;
}

.theme-toggle {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.theme-toggle__label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.toggle-switch {
  position: relative;
  width: 52px;
  height: 28px;
  background-color: var(--color-border);
  border-radius: 14px;
  transition: background-color var(--transition-fast);
}

.toggle-switch[aria-checked="true"] {
  background-color: var(--color-accent-primary);
}

.toggle-switch__slider {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 22px;
  height: 22px;
  background-color: var(--color-white);
  border-radius: 50%;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  transition: transform var(--transition-fast);
}

.toggle-switch[aria-checked="true"] .toggle-switch__slider {
  transform: translateX(24px);
}

.footer__bottom {
  position: relative;
  z-index: 1;
  padding-top: var(--spacing-lg);
  text-align: center;
}

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

/* ================================
   Quick Services Section
   ================================ */
.quick-services {
  background-color: var(--color-bg);
}

.quick-services__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--spacing-md);
}

.service-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg) var(--spacing-md);
  background-color: var(--color-card-bg);
  border-radius: var(--border-radius-md);
  text-align: center;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.service-tile:hover {
  border-color: var(--color-accent-primary);
  box-shadow: 0 4px 12px var(--color-shadow);
}

.service-tile__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent-primary);
}

.service-tile__icon svg {
  width: 32px;
  height: 32px;
}

.service-tile__title {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.3;
}

/* ================================
   Stats Section
   ================================ */
.stats {
  background-color: var(--color-accent-primary);
  padding: var(--spacing-xl) 0;
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.stat-card {
  text-align: center;
  color: var(--color-white);
}

.stat-card__number {
  display: block;
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.stat-card__label {
  font-size: var(--font-size-sm);
  opacity: 0.9;
}

/* ================================
   Events Section
   ================================ */
.events {
  background-color: var(--color-bg);
}

.events__grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--spacing-md);
}

.event-card {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--color-card-bg);
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.event-card:hover {
  border-color: var(--color-accent-primary);
  box-shadow: 0 4px 12px var(--color-shadow);
}

.event-card--featured {
  grid-column: span 1;
  background-color: var(--color-accent-primary);
}

.event-card--featured .event-card__date,
.event-card--featured .event-card__content {
  color: var(--color-white);
}

.event-card--featured .event-card__tag {
  background-color: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
}

.event-card--featured .event-card__location {
  opacity: 0.9;
}

.event-card__date {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background-color: rgba(75, 89, 152, 0.1);
  border-radius: var(--border-radius-sm);
  text-align: center;
}

.event-card--featured .event-card__date {
  background-color: rgba(255, 255, 255, 0.15);
}

.event-card__day {
  font-size: var(--font-size-xl);
  font-weight: 700;
  line-height: 1;
}

.event-card__month {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  opacity: 0.8;
}

.event-card__content {
  flex: 1;
  min-width: 0;
}

.event-card__tag {
  display: inline-block;
  padding: 2px 8px;
  font-size: var(--font-size-xs);
  font-weight: 500;
  background-color: rgba(75, 89, 152, 0.1);
  color: var(--color-accent-primary);
  border-radius: 4px;
  margin-bottom: var(--spacing-xs);
}

.event-card__title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
  line-height: 1.4;
}

.event-card--featured .event-card__title {
  color: var(--color-white);
}

.event-card__location {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}