/* ============================================
   Вквадрате Новосибирск — Design System
   Cinzel + Josefin Sans | Black + Gold
   ============================================ */

:root {
  --color-primary: #171717;
  --color-secondary: #404040;
  --color-accent: #D4AF37;
  --color-accent-dark: #B8962E;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F8F7F5;
  --color-bg-dark: #0F0F0F;
  --color-text: #171717;
  --color-text-muted: #525252;
  --color-border: #E5E5E5;

  --font-heading: 'Cinzel', Georgia, serif;
  --font-body: 'Josefin Sans', system-ui, sans-serif;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
  --shadow-gold: 0 4px 24px rgba(212,175,55,0.25);

  --header-h: 72px;
  --transition: 200ms ease;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --container: 1200px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
  overflow-y: auto;
  min-height: 100%;
  touch-action: pan-y;
  -webkit-overflow-scrolling: touch;
  -webkit-font-smoothing: antialiased;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .hero-bg img { animation: none; transform: none; }
  .reveal { opacity: 1; transform: none; }
  .anim-hero { opacity: 1; transform: none; animation: none; }
  .header { opacity: 1; transform: none; }
  .fab-group { opacity: 1; transform: none; }
  .footer { opacity: 1; transform: none; }
  .section .section-header { opacity: 1; transform: none; }
}

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

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

ul { list-style: none; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

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

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* Background pattern */
.bg-pattern {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  color: var(--color-primary);
  pointer-events: none;
  z-index: -1;
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  line-height: 1.25;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
  white-space: nowrap;
}

.btn-sm { padding: 10px 18px; font-size: 12px; }
.btn-lg { padding: 16px 36px; font-size: 14px; }

.btn-primary {
  background: var(--color-accent);
  color: var(--color-primary);
}
.btn-primary:hover {
  background: var(--color-accent-dark);
  box-shadow: var(--shadow-gold);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.6);
}
.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
}
.btn-ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* ========== Header ========== */
.header {
  position: fixed;
  top: 16px;
  left: 0;
  right: 0;
  z-index: 100;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  padding: 0 16px;
  padding-left: max(16px, env(safe-area-inset-left));
  padding-right: max(16px, env(safe-area-inset-right));
  box-sizing: border-box;
  overflow-x: clip;
  transition: top var(--transition), transform 600ms var(--ease-out), opacity 600ms var(--ease-out);
  opacity: 0;
  transform: translateY(-20px);
}

body.loaded .header {
  opacity: 1;
  transform: translateY(0);
}

.header.scrolled {
  top: 8px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 24px;
  width: 100%;
  max-width: var(--container);
  min-width: 0;
  margin: 0 auto;
  padding: 12px 24px;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  box-sizing: border-box;
  overflow-x: clip;
}

.nav-bar {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  min-width: 0;
}

.nav-panel {
  display: flex;
  align-items: center;
  gap: 24px;
  flex: 1;
  min-width: 0;
  justify-content: flex-end;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.logo img {
  height: 28px;
  width: auto;
  max-width: 110px;
  flex-shrink: 0;
}

.logo-city {
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  padding-left: 12px;
  border-left: 1px solid var(--color-border);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
}

.nav-links a {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-secondary);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width var(--transition);
}

.nav-links a:hover {
  color: var(--color-primary);
}
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
  flex-shrink: 0;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-primary);
  transition: transform var(--transition), opacity var(--transition);
}

/* ========== Hero ========== */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-bg,
.hero-overlay,
.hero-scroll {
  pointer-events: none;
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.05);
  animation: kenBurns 24s var(--ease-out) infinite alternate;
}

@keyframes kenBurns {
  from { transform: scale(1.05); }
  to   { transform: scale(1.12); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(15,15,15,0.82) 0%,
    rgba(23,23,23,0.65) 50%,
    rgba(15,15,15,0.78) 100%
  );
  animation: overlayIn 1.2s var(--ease-out) forwards;
}

@keyframes overlayIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: calc(var(--header-h) + 48px);
  padding-bottom: 80px;
  max-width: 820px;
  text-align: center;
  pointer-events: auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(212,175,55,0.15);
  border: 1px solid rgba(212,175,55,0.3);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 28px;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 500;
  line-height: 1.2;
  color: #fff;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: rgba(255,255,255,0.78);
  max-width: 640px;
  margin: 0 auto 36px;
  font-weight: 300;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  padding: 24px 40px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(8px);
}

.stat { text-align: center; }

.stat-num {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--color-accent);
}

.stat-label {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.15);
}

.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.4);
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ========== Sections ========== */
.section {
  padding: 100px 0;
}

.section-header {
  margin-bottom: 56px;
}

.section-header--center {
  text-align: center;
}

.section-header--center .section-desc {
  max-width: 600px;
  margin: 16px auto 0;
}

.section-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.section-header h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 500;
  line-height: 1.25;
}

.section-desc {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  font-weight: 300;
}

/* ========== About ========== */
.about { background: var(--color-bg-alt); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-text p {
  color: var(--color-text-muted);
  margin-bottom: 16px;
  font-weight: 300;
}

.about-text p strong {
  color: var(--color-text);
  font-weight: 500;
}

.about-features {
  margin-top: 28px;
  display: grid;
  gap: 12px;
}

.about-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  font-weight: 400;
}

.about-features svg {
  flex-shrink: 0;
  color: var(--color-accent);
}

.about-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-image {
  width: 100%;
  max-width: 520px;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

/* ========== Catalog ========== */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.catalog-card {
  padding: 32px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: border-color 300ms var(--ease-out), box-shadow 300ms var(--ease-out), transform 300ms var(--ease-out);
  cursor: default;
}

.catalog-card:hover {
  border-color: rgba(212,175,55,0.4);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.catalog-card--featured {
  grid-column: span 2;
  grid-row: span 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  padding: 0;
  overflow: hidden;
  cursor: default;
}

.catalog-card--featured .catalog-card-img {
  height: 100%;
  min-height: 320px;
}

.catalog-card--featured .catalog-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.catalog-card--featured .catalog-card-body {
  padding: 40px 40px 40px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.catalog-card-icon {
  width: 48px;
  height: 48px;
  color: var(--color-accent);
  margin-bottom: 16px;
}

.catalog-card h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 500;
  margin-bottom: 10px;
}

.catalog-card p {
  font-size: 14px;
  color: var(--color-text-muted);
  font-weight: 300;
  line-height: 1.6;
}

.catalog-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.catalog-tags li {
  padding: 4px 12px;
  background: var(--color-bg-alt);
  border-radius: 100px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--color-secondary);
}

.catalog-showcase {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.showcase-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 3/4;
  transition: transform 400ms var(--ease-out), box-shadow 400ms var(--ease-out);
}

.showcase-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.showcase-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms ease;
}

.showcase-item:hover img {
  transform: scale(1.05);
}

.showcase-item span {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 16px;
  background: linear-gradient(transparent, rgba(15,15,15,0.8));
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ========== Advantages ========== */
.advantages {
  background: var(--color-bg-dark);
  color: #fff;
}

.advantages .section-tag { color: var(--color-accent); }
.advantages .section-header h2 { color: #fff; }

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.advantage-card {
  padding: 32px 24px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  transition: border-color 300ms var(--ease-out), background 300ms var(--ease-out), transform 300ms var(--ease-out);
}

.advantage-card:hover {
  border-color: rgba(212,175,55,0.3);
  background: rgba(255,255,255,0.06);
  transform: translateY(-4px);
}

.advantage-icon {
  width: 48px;
  height: 48px;
  color: var(--color-accent);
  margin-bottom: 20px;
}

.advantage-card h3 {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 500;
  margin-bottom: 10px;
}

.advantage-card p {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  font-weight: 300;
  line-height: 1.6;
}

/* ========== Partners ========== */
.partners {
  position: relative;
  background: var(--color-bg-alt);
}

.partners-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
  align-items: center;
}

.partners-content p {
  color: var(--color-text-muted);
  margin-bottom: 16px;
  font-weight: 300;
}

.partners-note {
  padding: 20px 24px;
  background: rgba(212,175,55,0.08);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  margin: 24px 0 !important;
}

.partners-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 28px;
}

.partners-actions .btn {
  padding: 15px 32px;
  min-height: 48px;
}

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

.partners-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.partners-image {
  width: 100%;
  max-width: 420px;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

/* ========== SEO Block ========== */
.seo-block {
  padding: 60px 0;
  border-top: 1px solid var(--color-border);
}

.seo-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.seo-content p {
  color: var(--color-text-muted);
  font-size: 15px;
  font-weight: 300;
  margin-bottom: 12px;
  line-height: 1.7;
}

.seo-content strong {
  color: var(--color-text);
  font-weight: 500;
}

/* ========== Contacts ========== */
.contacts-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
}

.contact-card {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
  transition: transform 300ms var(--ease-out), opacity 300ms var(--ease-out);
}

.contact-card:hover {
  transform: translateX(6px);
}

.contact-card:last-of-type {
  border-bottom: none;
}

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

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

.contact-card h3 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 500;
  margin-bottom: 6px;
}

.contact-card p {
  font-size: 15px;
  color: var(--color-text-muted);
  font-weight: 300;
}

.contact-card a:not(.messenger-btn) {
  color: var(--color-text);
  transition: color var(--transition);
}
.contact-card a:not(.messenger-btn):hover { color: var(--color-accent); }

.messenger-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.messenger-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #fff;
  cursor: pointer;
  transition: opacity var(--transition), box-shadow var(--transition), transform var(--transition);
}

.messenger-btn svg {
  flex-shrink: 0;
  fill: currentColor;
}

.messenger-btn:hover {
  opacity: 0.92;
  box-shadow: var(--shadow-md);
  color: #fff;
  transform: translateY(-1px);
}

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

.messenger-btn--max {
  background: #5B4FE8;
  color: #fff;
}

.catalog-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-accent);
  cursor: pointer;
}
.catalog-link:hover { color: var(--color-accent-dark); }

.contacts-map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 420px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.contacts-map iframe {
  display: block;
}

/* ========== Footer ========== */
.footer {
  background: var(--color-bg-dark);
  color: rgba(255,255,255,0.7);
  padding-top: 48px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.footer.in-view {
  opacity: 1;
  transform: translateY(0);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand img {
  margin-bottom: 12px;
  filter: brightness(0) invert(1);
  opacity: 0.9;
}

.footer-brand p {
  font-size: 14px;
  font-weight: 300;
  max-width: 280px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 14px;
  color: rgba(255,255,255,0.55);
  cursor: pointer;
}
.footer-links a:hover { color: var(--color-accent); }

.footer-contacts a {
  display: block;
  font-size: 15px;
  color: #fff;
  margin-bottom: 12px;
}
.footer-contacts a:hover { color: var(--color-accent); }

.footer-messengers {
  display: flex;
  gap: 12px;
}

.footer-messengers a,
.footer-messenger {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  color: #fff;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.footer-messengers a:hover,
.footer-messenger:hover {
  background: var(--color-accent);
  color: var(--color-primary);
}

.footer-messenger svg {
  fill: currentColor;
}

.footer-messenger svg text {
  fill: currentColor;
}

.footer-bottom {
  padding: 20px 24px;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255,255,255,0.35);
}

/* ========== FAB ========== */
.fab-group {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 90;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s var(--ease-out) 1s, transform 0.6s var(--ease-out) 1s;
}

body.loaded .fab-group {
  opacity: 1;
  transform: translateY(0);
}

.fab {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}

.fab:hover {
  transform: scale(1.08);
  box-shadow: var(--shadow-gold);
}

.fab--tg {
  background: #229ED9;
  color: #fff;
}

.fab--max {
  background: #5B4FE8;
  color: #fff;
}

/* ========== Animations ========== */

/* Hero entrance on load */
.anim-hero {
  opacity: 0;
  transform: translateY(32px);
}

body.loaded .anim-hero {
  animation: heroIn 0.9s var(--ease-out) forwards;
  animation-delay: calc(0.15s + var(--i, 0) * 0.12s);
}

@keyframes heroIn {
  from {
    opacity: 0;
    transform: translateY(32px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Scroll reveal variants */
.reveal {
  opacity: 0;
  transition:
    opacity 0.8s var(--ease-out),
    transform 0.8s var(--ease-out);
  transition-delay: var(--delay, 0ms);
}

.reveal--up    { transform: translateY(40px); }
.reveal--down  { transform: translateY(-30px); }
.reveal--left  { transform: translateX(-40px); }
.reveal--right { transform: translateX(40px); }
.reveal--scale { transform: scale(0.92); }
.reveal--fade  { transform: none; }

.reveal.visible {
  opacity: 1;
  transform: translate(0) scale(1);
}

/* Section subtle entrance */
.section .section-header {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.section.in-view .section-header {
  opacity: 1;
  transform: translateY(0);
}

/* About image reveal */
.about-visual.in-view .about-image {
  animation: floatIn 1s var(--ease-out) forwards;
}

@keyframes floatIn {
  from { opacity: 0; transform: translateX(30px) scale(0.96); }
  to   { opacity: 1; transform: translateX(0) scale(1); }
}

/* Stat counter pop */
body.loaded .stat-num {
  animation: statPop 0.6s var(--ease-spring) forwards;
  animation-delay: calc(0.7s + var(--i, 0) * 0.1s);
  opacity: 0;
  transform: scale(0.8);
}

.stat:nth-child(1) .stat-num { --i: 0; }
.stat:nth-child(3) .stat-num { --i: 1; }
.stat:nth-child(5) .stat-num { --i: 2; }

@keyframes statPop {
  to { opacity: 1; transform: scale(1); }
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  :root { --header-h: 56px; }

  .header {
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    max-width: 100%;
    padding: 0;
    padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right);
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    overflow-x: clip;
  }

  .header.scrolled {
    top: 0;
  }

  .nav {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    margin: 0;
    padding: 10px 16px;
    padding-left: max(16px, env(safe-area-inset-left));
    padding-right: max(16px, env(safe-area-inset-right));
    background: var(--color-bg);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: none;
    border-radius: 0;
    box-shadow: none;
    overflow-x: clip;
  }

  .nav-bar {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    gap: 12px;
    justify-content: space-between;
  }

  .nav-panel {
    display: none;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    flex: none;
    justify-content: flex-start;
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
    margin-top: 10px;
    padding-top: 12px;
    gap: 12px;
    max-height: calc(100dvh - var(--header-h) - 16px);
    overflow-y: auto;
    overflow-x: clip;
    -webkit-overflow-scrolling: touch;
  }

  .nav-panel.open {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

  .logo {
    flex: 1;
    min-width: 0;
    overflow: hidden;
  }

  .logo img {
    height: 22px;
    max-width: 88px;
  }

  .logo-city {
    display: none;
  }

  .hero-bg img {
    animation: none;
    transform: scale(1.05);
  }

  .nav-links {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    margin-left: 0;
    width: 100%;
    min-width: 0;
  }

  .nav-links a {
    display: block;
    padding: 10px 4px;
    width: 100%;
  }

  .nav-cta {
    flex-direction: column;
    width: 100%;
    min-width: 0;
    gap: 8px;
    padding-bottom: 4px;
  }

  .nav-cta .btn {
    width: 100%;
    justify-content: center;
  }

  body.menu-open {
    overflow: hidden;
  }

  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  .nav-toggle.active span:nth-child(2) { opacity: 0; }
  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

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

  .catalog-card--featured {
    grid-column: span 2;
    grid-row: span 1;
    grid-template-columns: 1fr;
  }

  .catalog-card--featured .catalog-card-body {
    padding: 32px;
  }

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

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

  .partners-inner {
    grid-template-columns: 1fr;
  }

  .partners-visual {
    order: -1;
  }

  .partners-image {
    max-width: 360px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .hero-stats {
    flex-direction: column;
    gap: 16px;
    padding: 20px;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

  .section { padding: 72px 0; }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-image {
    max-width: 100%;
    margin: 0 auto;
  }

  .catalog-grid {
    grid-template-columns: 1fr;
  }

  .catalog-card--featured {
    grid-column: span 1;
  }

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

  .contacts-grid {
    grid-template-columns: 1fr;
  }

  .contacts-map {
    min-height: 300px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .fab-group {
    bottom: 16px;
    right: 16px;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .partners-actions {
    flex-direction: column;
  }

  .partners-actions .btn {
    width: 100%;
  }
}