/* ==========================================
   WILSON DENT REPAIR — Official Styling
   Professional Polish Design Theme
   ========================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,600&family=Playfair+Display:ital,wght@0,600;0,700;1,400;1,600&display=swap');

:root {
  --color-bg-main: #0F172A;
  --color-bg-card: #1E293B;
  --color-bg-card-hover: #26334D;
  --color-border: #334155;
  --color-border-bright: #475569;
  
  --color-text-main: #F8FAFC;
  --color-text-muted: #94A3B8;
  --color-text-dim: #64748B;
  
  --color-accent-lime: #FFFFFF;
  --color-accent-lime-hover: #E2E8F0;
  --color-accent-lime-glow: rgba(255, 255, 255, 0.15);

  --color-accent-highlight: #38BDF8;
  
  --color-silver-main: #CBD5E1;
  --color-silver-light: #F1F5F9;

  --font-family-base: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-family-serif: 'Playfair Display', Georgia, serif;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--color-bg-main);
  color: var(--color-text-main);
  font-family: var(--font-family-base);
  line-height: 1.6;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* Accessibility: Skip link */
.skip-link {
  position: absolute;
  top: -60px;
  left: 1rem;
  background: #FFFFFF;
  color: #0F172A;
  padding: 0.75rem 1.25rem;
  font-weight: 700;
  z-index: 10000;
  transition: top 0.2s ease;
  border-radius: 0 0 8px 8px;
  text-decoration: none;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.skip-link:focus {
  top: 0;
}

/* Page Loader */
#page-loader {
  position: fixed;
  inset: 0;
  background-color: var(--color-bg-main);
  z-index: 99999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

#page-loader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-spinner {
  width: 48px;
  height: 48px;
  border: 3px solid var(--color-border);
  border-top-color: #FFFFFF;
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}

.loader-brand {
  margin-top: 1.25rem;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--color-silver-light);
  text-transform: uppercase;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Typography Helpers */
h1, h2, h3, h4 {
  color: #FFFFFF;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.font-serif {
  font-family: var(--font-family-serif);
}

.italic {
  font-style: italic;
}

p {
  color: var(--color-text-muted);
}

a {
  color: #FFFFFF;
  text-decoration: none;
  transition: var(--transition-smooth);
}
a:hover {
  color: var(--color-silver-light);
}

.text-gradient {
  background: linear-gradient(135deg, #FFFFFF 0%, var(--color-silver-main) 50%, #94A3B8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-border-bright);
  border-radius: 4px;
  color: var(--color-silver-light);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Sticky Header & Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition-smooth);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.brand-logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  border-radius: 8px;
  border: 1px solid var(--color-border);
}

.brand-title {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #FFFFFF;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.5rem 0;
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: #FFFFFF;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: #FFFFFF;
  transition: var(--transition-smooth);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-border);
  color: #FFFFFF;
  padding: 0.5rem;
  border-radius: 6px;
  cursor: pointer;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.75rem;
  border-radius: 6px;
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: var(--transition-smooth);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: #FFFFFF;
  color: #0F172A;
  box-shadow: 0 4px 14px 0 rgba(0,0,0,0.2);
}

.btn-primary:hover {
  background: #F1F5F9;
  color: #000000;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: #FFFFFF;
  border: 1px solid var(--color-border-bright);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #FFFFFF;
  transform: translateY(-2px);
}

/* Hero Section */
.hero-section {
  position: relative;
  padding: 6rem 0 7rem;
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.88) 0%, rgba(15, 23, 42, 0.95) 100%),
              url('/images/hero-car.jpg') center/cover no-repeat,
              url('https://images.unsplash.com/photo-1617814076367-b759c7d7e738?q=80&w=1200&auto=format&fit=crop') center/cover no-repeat;
  border-bottom: 1px solid var(--color-border);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 30%, rgba(15, 23, 42, 0.82) 0%, rgba(15, 23, 42, 0.96) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}

.hero-subtitle {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  margin-bottom: 2.5rem;
  border-left: 3px solid var(--color-border-bright);
  padding-left: 1.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
}

.hero-badges {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.badge-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.badge-icon {
  width: 40px;
  height: 40px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--color-border);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: bold;
}

.badge-text {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-silver-light);
}

/* Sections General */
.section {
  padding: 6rem 0;
  border-bottom: 1px solid var(--color-border);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 4rem;
}

.section-title {
  font-size: 2.25rem;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.05rem;
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3.5rem;
  align-items: center;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

/* Image Card Styling */
.image-wrapper {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--color-border-bright);
  box-shadow: var(--shadow-card);
}

.image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.image-wrapper:hover img {
  transform: scale(1.03);
}

/* Feature & Service Cards */
.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 2rem;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.card:hover {
  background: var(--color-bg-card-hover);
  border-color: var(--color-border-bright);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.card-image-header {
  height: 200px;
  margin: -2rem -2rem 1.5rem -2rem;
  border-top-left-radius: 12px;
  border-top-right-radius: 12px;
  overflow: hidden;
}

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

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--color-border);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  margin-bottom: 1.25rem;
}

.card-title {
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
}

.card-text {
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Contact & Interactive Email Form */
.quote-box {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-bright);
  border-radius: 12px;
  padding: 2.5rem;
  box-shadow: var(--shadow-card);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-silver-light);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--color-bg-main);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  color: #FFFFFF;
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.form-control:focus {
  outline: none;
  border-color: #FFFFFF;
  box-shadow: 0 0 0 3px var(--color-accent-lime-glow);
}

textarea.form-control {
  resize: vertical;
  min-height: 110px;
}

.contact-info-list {
  list-style: none;
  margin-top: 2rem;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-info-icon {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--color-border);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-info-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-dim);
}

.contact-info-value {
  font-size: 1.05rem;
  font-weight: 700;
  color: #FFFFFF;
}

/* Privacy Policy Layout */
.privacy-wrapper {
  padding: 4rem 0 6rem;
}

.privacy-header {
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
}

.privacy-layout {
  display: block;
  max-width: 900px;
  margin: 0 auto;
}

.privacy-toc {
  display: none !important;
}

.privacy-toc-title {
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: #FFFFFF;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border);
}

.privacy-toc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.privacy-toc-link {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  display: block;
  padding: 0.25rem 0;
}

.privacy-toc-link:hover, .privacy-toc-link.active {
  color: #FFFFFF;
  font-weight: 700;
  padding-left: 0.25rem;
}

.privacy-article {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 3rem;
}

.privacy-article h2 {
  font-size: 1.4rem;
  margin: 2.5rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-silver-light);
  scroll-margin-top: 100px;
}

.privacy-article h2:first-of-type {
  margin-top: 0;
}

.privacy-article p {
  margin-bottom: 1.25rem;
  font-size: 1rem;
  line-height: 1.7;
}

.privacy-article ul {
  margin: 0 0 1.5rem 1.5rem;
  color: var(--color-text-muted);
}

.privacy-article li {
  margin-bottom: 0.5rem;
}

/* Footer */
.site-footer {
  background: #020617;
  border-top: 1px solid var(--color-border);
  padding: 4rem 0 2rem;
  margin-top: auto;
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand {
  max-width: 400px;
}

.footer-nav {
  display: flex;
  gap: 3.5rem;
}

.footer-col-title {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-dim);
  margin-bottom: 1.25rem;
}

.footer-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-link {
  color: var(--color-text-muted);
  font-size: 0.92rem;
}

.footer-link:hover {
  color: #FFFFFF;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.88rem;
  color: var(--color-text-dim);
}

/* Scroll To Top Button */
.scroll-top-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #FFFFFF;
  color: #0F172A;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: bold;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(0,0,0,0.4);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
  z-index: 900;
}

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

.scroll-top-btn:hover {
  transform: translateY(-4px);
  background: #F1F5F9;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .grid-3, .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .privacy-layout {
    grid-template-columns: 1fr;
  }
  .privacy-toc {
    display: none;
  }
}

@media (max-width: 768px) {
  .header-inner {
    height: 64px;
  }
  .mobile-toggle {
    display: block;
  }
  .nav-menu {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-bg-card);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    transform: translateY(-120%);
    transition: var(--transition-smooth);
    z-index: 999;
  }
  .nav-menu.open {
    transform: translateY(0);
  }
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
  .hero-section {
    padding: 4rem 0 5rem;
  }
  .quote-box, .privacy-article {
    padding: 1.75rem;
  }
}