/* ==========================================================================
   Autoservis & Pneuservis Josef Kolář - Modern Design System
   Optimized for Static Hosting (WEDOS LowCost) & Mobile-First UX
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-main: #0a0f1d;
  --bg-card: rgba(22, 30, 49, 0.75);
  --bg-card-hover: rgba(30, 42, 69, 0.9);
  --bg-surface: #11192e;
  --bg-surface-light: #1b2640;
  
  --accent-primary: #f59e0b; /* Amber Gold */
  --accent-primary-hover: #d97706;
  --accent-glow: rgba(245, 158, 11, 0.25);
  
  --accent-blue: #3b82f6;
  --accent-emerald: #10b981;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #94a3b8; /* Enhanced contrast for accessibility */
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-accent: rgba(245, 158, 11, 0.4);
  
  /* Layout & Spacing */
  --container-max: 1200px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 25px rgba(245, 158, 11, 0.3);
  
  /* Typography */
  --font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  padding-bottom: calc(85px + env(safe-area-inset-bottom));
}

@media (min-width: 992px) {
  body {
    padding-bottom: 0;
  }
}

/* Native scroll margin for anchor sections */
section[id] {
  scroll-margin-top: 90px;
}

/* Accessibility: Focus Visible & Skip Link */
a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--accent-primary);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--accent-primary);
  color: #0b0f19;
  padding: 0.75rem 1.25rem;
  font-family: var(--font-heading);
  font-weight: 700;
  border-radius: var(--radius-sm);
  z-index: 10001;
  transition: top 0.2s ease;
  text-decoration: none;
}

.skip-link:focus {
  top: 1rem;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

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

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

/* Utilities */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (max-width: 380px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}

.text-gradient {
  background: linear-gradient(135deg, #ffffff 0%, var(--accent-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

/* Header & Navigation */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 15, 29, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition-normal);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--accent-primary), #b45309);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #000;
  box-shadow: var(--shadow-glow);
}

.brand-info {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--text-main);
  line-height: 1.2;
}

.brand-subtitle {
  font-size: 0.75rem;
  color: var(--accent-primary);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

@media (max-width: 380px) {
  .brand-title {
    font-size: 0.95rem;
  }
  .brand-icon {
    width: 38px;
    height: 38px;
  }
}

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

@media (min-width: 992px) {
  .nav-links {
    display: flex;
  }
}

.nav-link {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-muted);
}

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

.header-cta {
  display: none;
  align-items: center;
  gap: 10px;
}

@media (min-width: 768px) {
  .header-cta {
    display: flex;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: var(--transition-normal);
  text-align: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary), #d97706);
  color: #0b0f19;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(245, 158, 11, 0.4);
  background: linear-gradient(135deg, #fbbf24, var(--accent-primary));
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

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

.btn-outline-accent:hover {
  background: var(--accent-primary);
  color: #0b0f19;
  transform: translateY(-2px);
}

/* Hero Section */
.hero-section {
  position: relative;
  min-height: 90vh;
  padding-top: 130px;
  padding-bottom: 80px;
  display: flex;
  align-items: center;
  background: radial-gradient(circle at 50% 20%, rgba(245, 158, 11, 0.08) 0%, transparent 60%),
              linear-gradient(180deg, var(--bg-main) 0%, var(--bg-surface) 100%);
  overflow: hidden;
}

@media (max-width: 767px) {
  .hero-section {
    min-height: auto;
    padding-top: 110px;
    padding-bottom: 40px;
  }
}

.hero-bg-overlay {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background-image: url('../images/hero.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.22;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 30%, rgba(0,0,0,0) 100%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,1) 30%, rgba(0,0,0,0) 100%);
  z-index: 1;
}

.hero-container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 992px) {
  .hero-container {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: var(--accent-primary);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-emerald);
  box-shadow: 0 0 10px var(--accent-emerald);
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.hero-description {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 620px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
}

.hero-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.hero-feature-icon {
  color: var(--accent-primary);
  flex-shrink: 0;
}

.hero-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

@media (max-width: 767px) {
  .hero-card {
    display: none;
  }
}

.hero-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-blue));
}

.card-quick-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.info-box-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.info-box-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: rgba(245, 158, 11, 0.1);
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.info-box-title {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.info-box-value {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-main);
}

/* Sections Common */
.section {
  padding: 90px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3.5rem auto;
}

.section-subtitle {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.7rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

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

/* Services Grid - Fixed for 320px screens */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-accent);
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.6);
  background: var(--bg-card-hover);
}

.service-image-wrapper {
  position: relative;
  height: 200px;
  overflow: hidden;
}

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

.service-card:hover .service-image-wrapper img {
  transform: scale(1.06);
}

.service-icon-badge {
  position: absolute;
  bottom: 12px;
  right: 12px;
  width: 48px;
  height: 48px;
  background: rgba(10, 15, 29, 0.85);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-primary);
  border: 1px solid var(--border-subtle);
}

.service-content {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.service-text {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.service-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 1.5rem;
}

.service-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--text-main);
}

.service-list li svg {
  color: var(--accent-primary);
  flex-shrink: 0;
}

/* Schedule Box */
.schedule-box {
  background: linear-gradient(135deg, var(--bg-surface-light), var(--bg-surface));
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  box-shadow: var(--shadow-glow);
}

.schedule-icon-wrap {
  width: 70px;
  height: 70px;
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem auto;
}

.schedule-title {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.schedule-badge {
  display: inline-block;
  background: var(--accent-primary);
  color: #0b0f19;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.1rem;
  padding: 10px 24px;
  border-radius: var(--radius-full);
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-glow);
}

/* Contact & Map Section */
.contact-section {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

@media (min-width: 992px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

@media (max-width: 576px) {
  .contact-card {
    padding: 1.5rem 1.25rem;
    gap: 1.5rem;
  }
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

@media (max-width: 400px) {
  .contact-item {
    gap: 0.85rem;
  }
}

.contact-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-sm);
  background: rgba(245, 158, 11, 0.12);
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

@media (max-width: 400px) {
  .contact-icon {
    width: 42px;
    height: 42px;
  }
}

.contact-label {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.contact-value {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-main);
  word-break: break-word;
}

@media (max-width: 576px) {
  .contact-value {
    font-size: 1.05rem;
  }
}

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

.contact-subtext {
  font-size: 0.9rem;
  color: var(--text-dim);
  margin-top: 2px;
}

.map-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 400px;
}

@media (max-width: 576px) {
  .map-wrapper {
    min-height: 320px;
  }
}

.map-iframe {
  width: 100%;
  height: 100%;
  min-height: 350px;
  border: none;
}

@media (max-width: 576px) {
  .map-iframe {
    min-height: 250px;
  }
}

.map-action-bar {
  padding: 1.25rem;
  background: var(--bg-surface-light);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

@media (max-width: 576px) {
  .map-action-bar {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
    padding: 1rem;
  }
}

/* Footer */
.site-footer {
  background: #060912;
  border-top: 1px solid var(--border-subtle);
  padding: 40px 0 30px 0;
  color: var(--text-dim);
  font-size: 0.9rem;
}

.footer-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-container {
    flex-direction: row;
    text-align: left;
  }
}

.footer-brand {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-main);
}

/* Scroll reveal classes for JS observer */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Mobile Sticky Action Bar */
.mobile-sticky-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: rgba(10, 15, 29, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid rgba(245, 158, 11, 0.3);
  padding: 10px 16px;
  padding-bottom: calc(10px + env(safe-area-inset-bottom));
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.5);
}

@media (min-width: 992px) {
  .mobile-sticky-bar {
    display: none;
  }
}

.mobile-sticky-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 10px;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.95rem;
  text-decoration: none;
  text-align: center;
  white-space: nowrap;
}

.mobile-sticky-call {
  background: linear-gradient(135deg, var(--accent-primary), #d97706);
  color: #0b0f19;
  box-shadow: var(--shadow-glow);
}

.mobile-sticky-map {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
}