/* =============================================================
   Emmar Dental — Brand Styles
   Переопределение токенов foundation.css для светлой темы
   ============================================================= */

/* ===== CSS Tokens: Светлая тема Emmar Dental ===== */
:root {
  /* Primary — бирюзовый (#2DB8A4) */
  --color-primary-h: 174;
  --color-primary-s: 62%;
  --color-primary-l: 47%;
  --color-primary: hsl(var(--color-primary-h), var(--color-primary-s), var(--color-primary-l));
  --color-primary-light: hsl(var(--color-primary-h), var(--color-primary-s), 58%);
  --color-primary-dark: hsl(var(--color-primary-h), var(--color-primary-s), 38%);
  --color-primary-glow: hsla(var(--color-primary-h), var(--color-primary-s), var(--color-primary-l), 0.2);

  /* Secondary — тёплый оранжевый (#E8A040) */
  --color-secondary-h: 32;
  --color-secondary-s: 85%;
  --color-secondary-l: 58%;
  --color-secondary: hsl(var(--color-secondary-h), var(--color-secondary-s), var(--color-secondary-l));

  /* Accent — мягкий зелёный */
  --color-accent-h: 152;
  --color-accent-s: 50%;
  --color-accent-l: 48%;
  --color-accent: hsl(var(--color-accent-h), var(--color-accent-s), var(--color-accent-l));

  /* Светлая тема — переопределение фонов */
  --color-bg: #FAFCFB;
  --color-bg-elevated: #F0F5F3;
  --color-bg-subtle: #F5F8F7;
  --color-surface: #FFFFFF;
  --color-surface-hover: #F5F8F7;
  --color-border: rgba(0, 0, 0, 0.08);
  --color-border-hover: rgba(0, 0, 0, 0.15);
  --color-text: #1A2B25;
  --color-text-secondary: #4A6158;
  --color-text-muted: #7A9188;

  /* Тёмная секция */
  --color-dark-bg: #1A2B25;
  --color-dark-text: #FAFCFB;
  --color-dark-text-secondary: #A8C4B8;

  /* Шрифты */
  --font-display: 'Nunito', sans-serif;
  --font-body: 'Inter', sans-serif;
}

/* ===== Body: светлый фон ===== */
body {
  background-color: var(--color-bg);
  color: var(--color-text);
}

/* ===== Header: светлая тема ===== */
.header.scrolled {
  background: rgba(250, 252, 251, 0.9);
  box-shadow: 0 1px 0 var(--color-border);
}

/* ===== Nav Links: светлый текст ===== */
.nav-link {
  color: var(--color-text-secondary);
}

.nav-link:hover {
  color: var(--color-text);
  background: rgba(0, 0, 0, 0.04);
}

.nav-link.active {
  color: var(--color-primary);
}

/* ===== Hamburger: тёмные полоски на светлом фоне ===== */
.hamburger span {
  background: var(--color-text);
}

/* ===== Mobile Menu: светлая тема ===== */
.mobile-menu {
  background: rgba(250, 252, 251, 0.97);
}

.mobile-menu .nav-link {
  color: var(--color-text);
}

.mobile-menu .nav-link.active {
  color: var(--color-primary);
}

/* ===== Glass Card: светлая версия ===== */
.glass-card {
  background: rgba(0, 0, 0, 0.03);
  border-color: var(--color-border);
}

.glass-card:hover {
  background: rgba(0, 0, 0, 0.04);
  border-color: var(--color-border-hover);
}

/* ===== Service Card: светлая версия ===== */
.service-card {
  background: var(--color-surface);
  border-color: var(--color-border);
}

/* ===== Footer: тёмный для контраста ===== */
.footer {
  background: var(--color-dark-bg);
  border-top: none;
}

.footer-heading {
  color: var(--color-dark-text);
}

.footer-brand p {
  color: var(--color-dark-text-secondary);
}

.footer-links a {
  color: var(--color-dark-text-secondary);
}

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

.footer-links li {
  color: var(--color-dark-text-secondary);
}

.footer-bottom {
  color: var(--color-dark-text-secondary);
  border-top-color: rgba(255, 255, 255, 0.08);
}

.footer-social a {
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-dark-text-secondary);
}

/* ===== Sticky CTA: светлая тема ===== */
.sticky-cta {
  background: rgba(250, 252, 251, 0.92);
  border-top-color: var(--color-border);
}

.sticky-cta .btn-secondary {
  color: var(--color-text);
  border-color: var(--color-border);
}

/* ===== Overline: primary цвет ===== */
.overline {
  color: var(--color-primary);
}

/* ===== Lead: вторичный текст ===== */
.lead {
  color: var(--color-text-secondary);
}

/* ===== Shadows: светлые для светлой темы ===== */
:root {
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12), 0 4px 8px rgba(0, 0, 0, 0.08);
  --shadow-xl: 0 16px 50px rgba(0, 0, 0, 0.15), 0 8px 16px rgba(0, 0, 0, 0.1);
}

/* ===== Scrollbar: светлая тема ===== */
::-webkit-scrollbar-track {
  background: var(--color-bg-elevated);
}

::-webkit-scrollbar-thumb {
  background: var(--color-text-muted);
}

/* ===== Headings: тёмный текст на светлом фоне ===== */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-text);
}

/* ===== Links: первичный цвет ===== */
a {
  color: var(--color-primary);
}

a:hover {
  color: var(--color-primary-dark);
}

/* ===== Hero Section ===== */
.hero {
  background: var(--color-bg);
  padding-top: calc(var(--space-14) + 72px);
}

.hero-float-1 {
  background: hsla(174, 62%, 47%, 0.12);
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(100px);
  top: -10%;
  right: -5%;
  left: auto;
}

.hero-float-2 {
  background: hsla(32, 85%, 58%, 0.08);
  width: 400px;
  height: 400px;
  border-radius: 50%;
  filter: blur(80px);
  bottom: -5%;
  left: -5%;
}

.hero-float-3 {
  position: absolute;
  background: hsla(152, 50%, 48%, 0.06);
  width: 300px;
  height: 300px;
  border-radius: 50%;
  filter: blur(70px);
  top: 30%;
  left: 40%;
  pointer-events: none;
}

.hero h1 {
  font-size: var(--text-hero);
}

.hero-hint {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

@media (max-width: 767px) {
  .hero-float-1 {
    width: 250px;
    height: 250px;
    filter: blur(120px);
  }
  .hero-float-2 {
    width: 200px;
    height: 200px;
    filter: blur(100px);
  }
  .hero-float-3 {
    width: 150px;
    height: 150px;
    filter: blur(90px);
  }
  .hero-hint {
    display: none;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  .hero-actions .btn {
    width: 100%;
  }
}

/* ===== Page Hero (mini-hero for inner pages) ===== */
.page-hero {
  position: relative;
  min-height: 40vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: calc(var(--space-12) + 72px) var(--space-5) var(--space-12);
  overflow: hidden;
  background: linear-gradient(180deg, var(--color-bg-elevated) 0%, var(--color-bg) 100%);
}

.page-hero-blob {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(80px);
  background: hsla(174, 62%, 47%, 0.1);
  width: 400px;
  height: 400px;
  top: -20%;
  right: 10%;
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

@media (max-width: 767px) {
  .page-hero {
    min-height: 35vh;
  }
}

/* ===== Bento Grid Cards ===== */
.bento-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.bento-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.bento-icon {
  width: 48px;
  height: 48px;
  background: hsla(174, 62%, 47%, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.bento-title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
}

.bento-text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
  max-width: none;
}

/* ===== Dark Section ===== */
.dark-section {
  background: var(--color-dark-bg);
  color: var(--color-dark-text);
}

.dark-section .overline {
  color: var(--color-primary-light);
}

.dark-section h2 {
  color: var(--color-dark-text);
}

.dark-section .lead {
  color: var(--color-dark-text-secondary);
}

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

/* ===== Team Cards (custom large) ===== */
.doctor-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.doctor-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.doctor-card-photo {
  aspect-ratio: 3 / 4;
  overflow: hidden;
}

.doctor-card-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.doctor-card:hover .doctor-card-photo img {
  transform: scale(1.04);
}

.doctor-card-body {
  padding: var(--space-6);
}

.doctor-card-name {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.doctor-card-role {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.doctor-card-bio {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: none;
  margin: 0;
}

/* ===== Team Preview Avatars ===== */
.team-avatar {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-radius: var(--radius-xl);
  transition: transform var(--duration-normal) var(--ease-out-expo);
}

.team-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.team-avatar:hover img {
  transform: scale(1.06);
}

/* ===== CTA Block ===== */
.cta-block {
  background: linear-gradient(135deg, hsla(174, 62%, 47%, 0.08) 0%, transparent 50%, hsla(32, 85%, 58%, 0.06) 100%);
  background-color: var(--color-bg-elevated);
  border-radius: var(--radius-xl);
  text-align: center;
}

/* ===== CTA Section Gradient ===== */
.cta-section {
  position: relative;
  background: var(--color-bg-elevated);
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, hsla(174, 62%, 47%, 0.08) 0%, transparent 50%, hsla(32, 85%, 58%, 0.06) 100%);
  pointer-events: none;
}

.cta-section > * {
  position: relative;
  z-index: 1;
}

/* ===== Section Transition: Hero to next ===== */
.hero-to-next {
  margin-bottom: -1px;
}

/* ===== Contact Blocks ===== */
.contact-block {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.contact-block:hover {
  border-color: var(--color-primary);
  box-shadow: 0 0 20px var(--color-primary-glow);
}

.contact-icon {
  width: 48px;
  height: 48px;
  background: hsla(174, 62%, 47%, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.contact-info-title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.contact-info-value {
  font-size: var(--text-base);
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  display: block;
}

.contact-info-value:hover {
  color: var(--color-primary-dark);
}

.contact-info-hint {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
  max-width: none;
}

/* ===== Gallery Item ===== */
.gallery-item {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-radius: var(--radius-lg);
  cursor: pointer;
  position: relative;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: rgba(26, 43, 37, 0);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--duration-normal) var(--ease-out-expo);
}

.gallery-item:hover .gallery-item-overlay {
  background: rgba(26, 43, 37, 0.4);
}

.gallery-item-overlay svg {
  opacity: 0;
  color: white;
  transition: opacity var(--duration-normal) var(--ease-out-expo);
}

.gallery-item:hover .gallery-item-overlay svg {
  opacity: 1;
}

/* ===== Lightbox ===== */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  background: rgba(0, 0, 0, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-7);
  cursor: pointer;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 90vh;
  border-radius: var(--radius-lg);
  object-fit: contain;
  cursor: default;
}

.lightbox-close {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.5rem;
  line-height: 1;
  transition: background var(--duration-fast);
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* ===== Gradient Placeholder (for images without URL) ===== */
.gradient-placeholder {
  background: linear-gradient(135deg, hsla(174, 62%, 47%, 0.15) 0%, hsla(152, 50%, 48%, 0.1) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

/* ===== Scroll-to-top button ===== */
.scroll-to-top {
  position: fixed;
  bottom: calc(var(--space-7) + 64px + 64px);
  right: var(--space-5);
  z-index: var(--z-sticky);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--duration-normal) var(--ease-out-expo);
  box-shadow: var(--shadow-md);
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-to-top:hover {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

@media (min-width: 768px) {
  .scroll-to-top {
    bottom: var(--space-7);
  }
}

/* ===== Section Header ===== */
.section-header {
  margin-bottom: var(--space-9);
}

.section-header h2 {
  margin-top: var(--space-2);
}

.section-header.text-center {
  margin-inline: auto;
}

/* ===== Service Icon Placeholder ===== */
.service-icon-placeholder {
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, hsla(174, 62%, 47%, 0.08) 0%, hsla(152, 50%, 48%, 0.06) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

/* ===== Btn Secondary на светлой теме ===== */
.btn-secondary {
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  background: rgba(0, 0, 0, 0.04);
  border-color: var(--color-border-hover);
  color: var(--color-text);
}

/* ===== Btn Ghost на светлой теме ===== */
.btn-ghost {
  color: var(--color-primary);
}

.btn-ghost:hover {
  color: var(--color-primary-dark);
  background: hsla(174, 62%, 47%, 0.06);
}

/* ===== Heading mb в секциях ===== */
h2 + p, h2 + .lead {
  margin-top: var(--space-4);
}

/* ===== Map iframe ===== */
.map-wrapper {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.map-wrapper iframe {
  display: block;
  border-radius: var(--radius-xl);
}

/* ===== Team Section (clip-path reveal) ===== */
.team-section {
  overflow: hidden;
}

/* ===== FAQ светлая тема ===== */
.faq-question {
  color: var(--color-text);
}

.faq-answer-inner {
  color: var(--color-text-secondary);
}

/* ===== Gradient Divider (T5: fade-to-dark) ===== */
.fade-to-dark {
  position: relative;
}

.fade-to-dark::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to bottom, transparent, var(--color-dark-bg));
  pointer-events: none;
}

/* ===== Responsive: Footer 1 column on mobile ===== */
@media (max-width: 767px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-brand {
    max-width: none;
  }
}

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

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