/* ============================================================
   Da Vinci Стоматология — Brand Tokens & Section Styles
   style.css — только бренд-токены + стили секций
   НЕ дублируются классы из foundation.css
   ============================================================ */

/* ===== BRAND TOKENS ===== */

:root {
  /* Primary — глубокий индиго из логотипа/вывески Da Vinci */
  --color-primary-h: 225;
  --color-primary-s: 73%;
  --color-primary-l: 57%;
  --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), 70%);
  --color-primary-dark: hsl(var(--color-primary-h), var(--color-primary-s), 42%);
  --color-primary-glow: hsla(var(--color-primary-h), var(--color-primary-s), var(--color-primary-l), 0.25);

  /* Secondary — тёплое золото (Da Vinci = искусство) */
  --color-secondary-h: 40;
  --color-secondary-s: 72%;
  --color-secondary-l: 55%;
  --color-secondary: hsl(var(--color-secondary-h), var(--color-secondary-s), var(--color-secondary-l));

  /* Accent — мягкий белый-голубой */
  --color-accent-h: 210;
  --color-accent-s: 40%;
  --color-accent-l: 85%;
  --color-accent: hsl(var(--color-accent-h), var(--color-accent-s), var(--color-accent-l));

  /* Фоны — тёмная тема */
  --color-bg: #0a0b14;
  --color-bg-elevated: #12131f;
  --color-bg-subtle: #0e0f1a;
  --color-surface: #16172a;
  --color-surface-hover: #1e1f36;
  --color-border: rgba(255, 255, 255, 0.07);
  --color-border-hover: rgba(255, 255, 255, 0.14);
  --color-text: #f0f0f5;
  --color-text-secondary: #a0a3b8;
  --color-text-muted: #6b6e84;

  /* Шрифты */
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', 'SF Pro Display', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ===== HEADER — SCROLLED STATE ===== */

.header.scrolled {
  background: rgba(10, 11, 20, 0.88);
}

/* ===== HERO SECTION ===== */

.hero-section {
  position: relative;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: calc(var(--space-14) + 80px) var(--space-5) var(--space-14);
  overflow: hidden;
  background: var(--color-bg);
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.3em;
}

.hero-title .word {
  display: inline-block;
  overflow: visible;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-2);
}

.hero-hint {
  margin-top: var(--space-3);
}

.scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.scroll-indicator svg {
  animation: scroll-bounce 2s ease-in-out infinite;
}

@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

/* Hero mobile */
@media (max-width: 767px) {
  .hero-cta-group {
    flex-direction: column;
    width: 100%;
    max-width: 320px;
  }
  .hero-cta-group .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ===== STATS / ЦИФРЫ СЕКЦИЯ ===== */

.stats-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-9) var(--space-7);
  margin-top: -60px;
  position: relative;
  z-index: var(--z-raised);
}

/* ===== SERVICES SECTION (Главная — Топ-4) ===== */

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

.services-header-asymm {
  display: grid;
  gap: var(--space-6);
  margin-bottom: var(--space-10);
}

@media (min-width: 768px) {
  .services-header-asymm {
    grid-template-columns: 5fr 7fr;
    align-items: end;
  }
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: hsla(var(--color-primary-h), var(--color-primary-s), var(--color-primary-l), 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  color: var(--color-primary-light);
  flex-shrink: 0;
}

.service-icon svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  fill: none;
}

.service-card-title-h3 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  margin-bottom: var(--space-3);
  color: var(--color-text);
}

.service-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-5);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary-light);
  transition: gap var(--duration-fast) var(--ease-out-expo),
              color var(--duration-fast) var(--ease-out-expo);
  min-height: auto;
  min-width: auto;
}

.service-card-link:hover {
  gap: var(--space-3);
  color: var(--color-primary);
}

.services-all-link {
  margin-top: var(--space-8);
  text-align: center;
}

.services-all-link a {
  font-size: var(--text-sm);
  color: var(--color-primary-light);
  font-weight: 500;
  min-height: auto;
  min-width: auto;
}

.services-all-link a:hover {
  color: var(--color-primary);
}

/* ===== WHY US / ПРЕИМУЩЕСТВА ===== */

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

.advantages-text-col {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-5);
}

.advantages-cards-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.advantage-card {
  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);
}

.advantage-card:hover {
  border-color: var(--color-primary-glow);
  box-shadow: 0 0 20px var(--color-primary-glow), 0 0 40px var(--color-primary-glow);
}

.advantage-card-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-primary-light);
  margin-bottom: var(--space-2);
}

.advantage-card-text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 68ch;
}

/* ===== TESTIMONIALS ===== */

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

.testimonial-card-offset {
  margin-top: -20px;
}

/* ===== CTA SECTION ===== */

.cta-section {
  position: relative;
  background: var(--color-bg-subtle);
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    hsla(var(--color-primary-h), 73%, 57%, 0.12) 0%,
    transparent 50%,
    hsla(var(--color-secondary-h), 72%, 55%, 0.06) 100%
  );
  pointer-events: none;
}

.cta-section::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
  opacity: 0.03;
  pointer-events: none;
}

.cta-inner {
  position: relative;
  z-index: 1;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-7);
}

@media (max-width: 767px) {
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  .cta-buttons .btn {
    width: 100%;
    max-width: 320px;
    justify-content: center;
  }
}

/* ===== WAVE DIVIDER ===== */

.wave-divider {
  width: 100%;
  overflow: hidden;
  line-height: 0;
}

.wave-divider svg {
  display: block;
  width: 100%;
}

/* ===== MINI-HERO (inner pages) ===== */

.mini-hero {
  position: relative;
  min-height: 50vh;
  display: flex;
  align-items: center;
  padding: calc(var(--space-14) + 80px) var(--space-5) var(--space-12);
  background: linear-gradient(
    160deg,
    hsl(var(--color-primary-h), var(--color-primary-s), 20%) 0%,
    var(--color-bg) 100%
  );
  overflow: hidden;
}

.mini-hero-40 {
  min-height: 40vh;
}

.mini-hero-content {
  position: relative;
  z-index: 1;
  max-width: 680px;
}

.mini-hero-content h1 {
  margin-top: var(--space-4);
  font-family: var(--font-display);
}

.mini-hero-content .lead {
  margin-top: var(--space-5);
}

.mini-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse at 60% 40%,
    hsla(var(--color-primary-h), 73%, 57%, 0.1) 0%,
    transparent 70%
  );
  pointer-events: none;
}

/* ===== SERVICES PAGE ===== */

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

.service-detail-section.elevated {
  background: var(--color-bg-elevated);
}

.service-detail-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: linear-gradient(
    135deg,
    hsl(var(--color-primary-h), var(--color-primary-s), 20%) 0%,
    hsl(var(--color-secondary-h), var(--color-secondary-s), 20%) 100%
  );
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-detail-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-detail-image .img-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  color: var(--color-primary-light);
  opacity: 0.5;
}

.service-price-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  background: hsla(var(--color-primary-h), var(--color-primary-s), var(--color-primary-l), 0.1);
  border: 1px solid hsla(var(--color-primary-h), var(--color-primary-s), var(--color-primary-l), 0.2);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary-light);
  margin-top: var(--space-5);
}

.service-item {
  padding: var(--space-7);
  margin-bottom: var(--space-6);
}

.service-item:last-child {
  margin-bottom: 0;
}

.service-item-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

/* ===== KIDS SECTION ===== */

.kids-section {
  background: var(--color-bg-elevated);
  position: relative;
}

.kids-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse at 70% 30%,
    hsla(var(--color-secondary-h), 72%, 55%, 0.06) 0%,
    transparent 60%
  );
  pointer-events: none;
}

/* ===== ABOUT PAGE ===== */

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

.philosophy-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.philosophy-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* About stats pin section */
.about-stats {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

/* Team section */
.team-section {
  background: var(--color-bg);
}

.team-placeholder-photo {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: linear-gradient(
    135deg,
    hsl(var(--color-primary-h), var(--color-primary-s), 20%) 0%,
    hsl(var(--color-primary-h), var(--color-primary-s), 30%) 100%
  );
  margin: 0 auto var(--space-5);
  border: 3px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  color: var(--color-primary-light);
  font-weight: 700;
  transition: border-color var(--duration-normal) var(--ease-out-expo);
}

.team-card:hover .team-placeholder-photo {
  border-color: var(--color-primary);
}

/* Sterility / Bento section */
.sterility-section {
  background: var(--color-bg);
}

.bento-card-content {
  padding: var(--space-7);
}

.bento-card-content .overline {
  margin-bottom: var(--space-3);
}

.bento-card-content h3 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.bento-card-content p {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  line-height: 1.7;
}

/* ===== CONTACTS PAGE ===== */

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

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-5);
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
  color: var(--color-text);
  transition: color var(--duration-fast) var(--ease-out-expo);
  min-height: auto;
}

.contact-item:last-child {
  border-bottom: none;
}

.contact-item:hover {
  color: var(--color-primary-light);
}

.contact-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: hsla(var(--color-primary-h), var(--color-primary-s), var(--color-primary-l), 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-primary-light);
  min-height: auto;
  min-width: auto;
}

.contact-icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
}

.contact-label {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-1);
}

.contact-value {
  display: block;
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
}

.map-container {
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
  border: 1px solid var(--color-border);
}

@media (max-width: 767px) {
  .map-container {
    aspect-ratio: 16/9;
  }
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* ===== GALLERY PAGE ===== */

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

.gallery-item {
  overflow: hidden;
}

.gallery-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
}

.gallery-caption {
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-border);
}

/* Lightbox */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  background: rgba(10, 11, 20, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-normal) var(--ease-out-expo),
              visibility var(--duration-normal);
  padding: var(--space-8);
}

.lightbox-overlay.open {
  opacity: 1;
  visibility: visible;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-lg);
}

.lightbox-close {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration-fast) var(--ease-out-expo);
  min-height: auto;
  min-width: auto;
}

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

/* ===== SCROLL TO TOP ===== */

.scroll-to-top {
  position: fixed;
  bottom: calc(var(--space-7) + 120px);
  right: var(--space-5);
  z-index: var(--z-sticky);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(10, 11, 20, 0.88);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration-normal) var(--ease-out-expo);
  opacity: 0;
  visibility: hidden;
  min-height: auto;
  min-width: auto;
}

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

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

@media (max-width: 767px) {
  .scroll-to-top {
    bottom: calc(var(--space-7) + 64px + 80px);
  }
}

/* ===== SECTION TRANSITION HELPERS ===== */

.section-fade-bottom {
  position: relative;
}

.section-fade-bottom::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to bottom, transparent, var(--color-bg));
  pointer-events: none;
}

/* ===== TYPOGRAPHY REFINEMENTS FOR Da Vinci ===== */

h1, h2, h3, h4 {
  font-family: var(--font-display);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 700;
  margin-top: var(--space-3);
  margin-bottom: var(--space-5);
}

.section-overline {
  display: block;
  margin-bottom: var(--space-3);
}

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

@media (max-width: 767px) {
  .mini-hero {
    min-height: 40vh;
    padding-top: calc(var(--space-12) + 80px);
  }

  .stats-section {
    margin-top: 0;
    border-radius: var(--radius-lg);
  }

  .advantages-section .content-block {
    grid-template-columns: 1fr;
  }

  .cta-section .section-lg {
    padding-block: var(--space-12);
  }
}

@media (min-width: 768px) {
  .mini-hero {
    padding: calc(var(--space-14) + 80px) var(--space-8) var(--space-12);
  }
}