/* ==========================================================================
   YellowPoint - Moderní Statický Web
   Design Systém: UI & UX Best Practices, Responzivita, Moderní typografie
   Font: Plus Jakarta Sans
   ========================================================================== */

:root {
  /* Značka & Akcenty */
  --color-primary: #f59e0b;          /* Amber 500 YellowPoint */
  --color-primary-hover: #d97706;    /* Amber 600 */
  --color-primary-light: #fef3c7;    /* Amber 100 */
  --color-primary-glow: rgba(245, 158, 11, 0.22);
  --color-primary-border: #fcd34d;   /* Amber 300 */
  
  /* Tmavá paleta (Modern Tech Slate) */
  --color-dark-deep: #070a12;        /* Velmi hluboká navy/černá */
  --color-dark: #0a0f1d;             /* Hlavní tmavé pozadí (Hero, patička) */
  --color-dark-surface: #111827;     /* Slate 900 */
  --color-dark-border: rgba(255, 255, 255, 0.08);
  
  /* Textové barvy */
  --color-text-heading: #0f172a;     /* Slate 900 */
  --color-text: #334155;             /* Slate 700 - skvělý kontrast */
  --color-text-muted: #64748b;       /* Slate 500 */
  --color-text-subtle: #94a3b8;      /* Slate 400 */
  
  /* Světlé povrchy */
  --color-bg: #f8fafc;               /* Slate 50 */
  --color-card-bg: #ffffff;
  --color-border: #e2e8f0;           /* Slate 200 */
  --color-border-subtle: #f1f5f9;    /* Slate 100 */
  
  /* Funkční stavy */
  --color-success: #10b981;          /* Emerald 500 */
  --color-success-light: #ecfdf5;
  --color-info: #0284c7;             /* Sky 600 */
  --color-info-light: #f0f9ff;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;           /* Red 500 */
  --color-danger-light: #fef2f2;

  /* Typografie */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Rozměry a rádiusy */
  --max-width: 1220px;
  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 22px;
  --radius-pill: 9999px;
  
  /* Stíny pro hloubku */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.08), 0 1px 2px -1px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 0 25px var(--color-primary-glow);
  
  --transition: all 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   Reset a globální nastavení
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  overflow-x: hidden;
}

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

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

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

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

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

/* ==========================================================================
   Horní servisní lišta (Top Bar)
   ========================================================================== */
.top-bar {
  background: var(--color-dark-deep);
  color: #94a3b8;
  font-size: 0.815rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--color-dark-border);
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.top-bar-contacts {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.top-bar-contacts strong {
  color: #f1f5f9;
}

.top-bar-contacts small {
  color: #64748b;
  font-size: 0.75rem;
}

.top-bar-divider {
  color: #334155;
}

.top-bar a {
  color: #f1f5f9;
}

.top-bar a:hover {
  color: var(--color-primary);
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.region-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: #94a3b8;
  font-size: 0.8rem;
}

.region-badge svg {
  color: var(--color-primary);
}

.top-bar-client-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(255, 255, 255, 0.08);
  color: #f8fafc !important;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.775rem;
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.top-bar-client-link:hover {
  background: var(--color-primary);
  color: var(--color-dark-deep) !important;
  border-color: var(--color-primary);
}

/* ==========================================================================
   Hlavní navigace (Header)
   ========================================================================== */
.site-header {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow 0.2s ease;
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 1.5rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

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

.brand-logo img {
  height: 42px;
  width: auto;
  transition: transform 0.2s ease;
}

.brand-logo:hover img {
  transform: scale(1.02);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-links {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 0.2rem;
  padding: 0;
}

.nav-links li a {
  padding: 0.45rem 0.85rem;
  font-weight: 500;
  font-size: 0.925rem;
  border-radius: var(--radius-pill);
  color: #334155;
  transition: var(--transition);
}

.nav-links li a:hover {
  color: var(--color-text-heading);
  background-color: #f1f5f9;
}

.nav-links li a.active {
  color: var(--color-text-heading);
  background-color: var(--color-primary-light);
  font-weight: 600;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Tlačítka */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.925rem;
  padding: 0.65rem 1.35rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
}

.btn-pill {
  border-radius: var(--radius-pill);
}

.btn-primary {
  background: var(--color-primary);
  color: #0f172a !important;
  border-color: var(--color-primary);
  box-shadow: 0 2px 4px rgba(245, 158, 11, 0.2);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: #ffffff !important;
  box-shadow: 0 6px 16px rgba(245, 158, 11, 0.35);
  transform: translateY(-1px);
}

.btn-dark {
  background: var(--color-dark-surface);
  color: #ffffff !important;
  border-color: var(--color-dark-surface);
}

.btn-dark:hover {
  background: #1e293b;
  border-color: #1e293b;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--color-text-heading);
  border-color: var(--color-border);
}

.btn-outline:hover {
  background: #f1f5f9;
  border-color: #cbd5e1;
}

.btn-outline-light {
  background: rgba(255, 255, 255, 0.05);
  color: #ffffff !important;
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.35);
  transform: translateY(-1px);
}

.btn-sm {
  padding: 0.4rem 0.9rem;
  font-size: 0.825rem;
}

.btn-lg {
  padding: 0.85rem 1.75rem;
  font-size: 1.05rem;
}

/* Mobilní menu tlačítko */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-text-heading);
  border-radius: var(--radius-sm);
}

.menu-toggle svg {
  width: 26px;
  height: 26px;
}

/* ==========================================================================
   Hero sekce (Homepage)
   ========================================================================== */
.hero {
  position: relative;
  background: radial-gradient(circle at 80% 20%, rgba(245, 158, 11, 0.14) 0%, transparent 45%),
              radial-gradient(circle at 15% 85%, rgba(2, 132, 199, 0.10) 0%, transparent 40%),
              var(--color-dark);
  color: #ffffff;
  padding: 5rem 0 4.5rem;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 650px;
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.28);
  color: #fbbf24;
  font-size: 0.825rem;
  font-weight: 600;
  padding: 0.35rem 0.95rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1.5rem;
  letter-spacing: 0.2px;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: #fbbf24;
  border-radius: 50%;
  box-shadow: 0 0 8px #fbbf24;
  animation: pulse-dot 2s infinite ease-in-out;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
  color: #ffffff;
}

.hero-title span.highlight {
  color: var(--color-primary);
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.125rem;
  line-height: 1.7;
  color: #94a3b8;
  margin-bottom: 2.25rem;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero-features {
  display: flex;
  gap: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.75rem;
  flex-wrap: wrap;
}

.hero-feature-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.9rem;
  color: #cbd5e1;
  font-weight: 500;
}

.hero-feature-item svg {
  color: var(--color-primary);
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* Glassmorphic karta na pravé straně Hero */
.hero-card {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  color: #ffffff;
  box-shadow: 0 25px 40px -10px rgba(0, 0, 0, 0.4);
  position: relative;
  overflow: hidden;
}

.hero-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #f59e0b, #fbbf24);
}

.hero-card-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  padding-bottom: 1.25rem;
  margin-bottom: 1.5rem;
}

.hero-card-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.95rem;
  color: #94a3b8;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.hero-card-speed {
  font-size: 2.5rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin-top: 0.25rem;
}

.hero-card-list {
  list-style: none;
  padding: 0;
  margin-bottom: 2rem;
}

.hero-card-list li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.85rem;
  color: #e2e8f0;
  font-size: 0.95rem;
}

.hero-card-list li svg {
  color: var(--color-success);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* ==========================================================================
   Page Header (Podstránky)
   ========================================================================== */
.page-header {
  background: radial-gradient(circle at 80% 20%, rgba(245, 158, 11, 0.08) 0%, transparent 40%),
              var(--color-dark);
  color: #ffffff;
  padding: 3.5rem 0 3.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.page-header-content {
  max-width: 840px;
}

.page-title {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 0.65rem;
  color: #ffffff;
}

.page-subtitle {
  font-size: 1.1rem;
  line-height: 1.65;
  color: #94a3b8;
}

/* ==========================================================================
   Sekce a mřížky
   ========================================================================== */
.section {
  padding: 5rem 0;
}

.section-light {
  background-color: #ffffff;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3.5rem;
}

.section-badge {
  display: inline-block;
  background: var(--color-primary-light);
  color: #b45309;
  font-size: 0.775rem;
  font-weight: 700;
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.85rem;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--color-text-heading);
  margin-bottom: 0.85rem;
  line-height: 1.25;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

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

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

/* ==========================================================================
   Karty služeb (Co vše pro vás zajišťujeme)
   ========================================================================== */
.service-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  height: 100%;
  box-shadow: var(--shadow-xs);
  position: relative;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: #cbd5e1;
}

.service-icon {
  width: 54px;
  height: 54px;
  background: var(--color-primary-light);
  color: #b45309;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background: var(--color-primary);
  color: #0f172a;
}

.service-icon svg {
  width: 26px;
  height: 26px;
}

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 0.65rem;
  color: var(--color-text-heading);
}

.service-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.service-link {
  font-weight: 600;
  color: var(--color-text-heading);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
}

.service-link:hover {
  color: var(--color-primary-hover);
  gap: 0.65rem;
}

/* ==========================================================================
   Tarifní karty (Internet)
   ========================================================================== */
.tariff-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  align-items: stretch;
  margin-bottom: 2rem;
}

.tariff-grid-5 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.25rem;
  align-items: stretch;
  margin-bottom: 2.5rem;
}

.tariff-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.85rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
  box-shadow: var(--shadow-xs);
}

.tariff-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: #cbd5e1;
}

.tariff-card.featured {
  border: 2px solid var(--color-primary);
  box-shadow: 0 12px 28px -6px rgba(245, 158, 11, 0.22);
  transform: translateY(-2px);
}

.tariff-card.featured:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 32px -4px rgba(245, 158, 11, 0.3);
}

.featured-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: #0f172a;
  font-size: 0.725rem;
  font-weight: 800;
  padding: 0.25rem 0.85rem;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  box-shadow: 0 2px 6px rgba(245, 158, 11, 0.3);
  white-space: nowrap;
}

.tariff-name {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-text-heading);
  margin-bottom: 0.35rem;
}

.tariff-speed {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--color-text-heading);
  letter-spacing: -0.02em;
  margin-bottom: 0.25rem;
}

.tariff-speed span.unit {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.tariff-type {
  font-size: 0.825rem;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
}

.tariff-price {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--color-text-heading);
  margin-bottom: 1.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-border);
  letter-spacing: -0.02em;
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.tariff-price small {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: normal;
  white-space: nowrap;
}

/* Kotvy a podnavigace */
.subnav-pills {
  display: flex;
  gap: 0.65rem;
  justify-content: center;
  flex-wrap: wrap;
  margin: 1.5rem 0 3.5rem;
}

.subnav-pill {
  background: #ffffff;
  border: 1px solid var(--color-border);
  padding: 0.5rem 1.15rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-text);
  box-shadow: var(--shadow-xs);
  transition: var(--transition);
}

.subnav-pill:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary-border);
  color: #0f172a;
  transform: translateY(-1px);
}

/* Horizontální projektové karty */
.project-card-horizontal {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
  margin-bottom: 2.5rem;
  transition: var(--transition);
  display: grid;
  grid-template-columns: 320px 1fr;
  align-items: stretch;
}

.project-card-horizontal:hover {
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}

.project-card-media {
  background: #f8fafc;
  border-right: 1px solid var(--color-border);
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.project-card-media img {
  max-width: 100%;
  max-height: 220px;
  width: auto;
  border-radius: var(--radius-sm);
}

.project-card-content {
  padding: 2.25rem 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

@media (max-width: 900px) {
  .project-card-horizontal {
    grid-template-columns: 1fr;
  }
  .project-card-media {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    padding: 1.5rem;
  }
  .project-card-content {
    padding: 1.75rem;
  }
}

.tariff-features {
  list-style: none;
  padding: 0;
  margin-bottom: 1.75rem;
  flex-grow: 1;
}

.tariff-features li {
  font-size: 0.885rem;
  color: var(--color-text);
  margin-bottom: 0.55rem;
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.tariff-features li svg {
  color: var(--color-success);
  width: 17px;
  height: 17px;
  flex-shrink: 0;
}

/* ==========================================================================
   Full-width Fiber Highlight Banner (Řešení pro Fiber Optic)
   ========================================================================== */
.fiber-highlight-banner {
  background: linear-gradient(135deg, #0a0f1d 0%, #1e293b 100%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2.5rem;
  color: #ffffff;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  box-shadow: var(--shadow-lg);
  margin-top: 1.5rem;
  position: relative;
  overflow: hidden;
}

.fiber-highlight-banner::after {
  content: "";
  position: absolute;
  top: -50%;
  right: -10%;
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(2, 132, 199, 0.18) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.fiber-banner-content {
  position: relative;
  z-index: 1;
  max-width: 650px;
}

.fiber-banner-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(2, 132, 199, 0.2);
  border: 1px solid rgba(2, 132, 199, 0.4);
  color: #38bdf8;
  font-size: 0.775rem;
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.75rem;
}

.fiber-banner-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.fiber-banner-desc {
  color: #cbd5e1;
  font-size: 0.975rem;
  margin-bottom: 1rem;
}

.fiber-banner-perks {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.fiber-banner-perk {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.9rem;
  color: #e2e8f0;
}

.fiber-banner-perk svg {
  color: #38bdf8;
  width: 16px;
  height: 16px;
}

.fiber-banner-action {
  position: relative;
  z-index: 1;
  text-align: right;
  flex-shrink: 0;
}

.fiber-banner-price {
  font-size: 2.15rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.fiber-banner-price small {
  font-size: 0.9rem;
  font-weight: 500;
  color: #94a3b8;
}

/* ==========================================================================
   Tabulky ceníků a dat
   ========================================================================== */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: #ffffff;
  box-shadow: var(--shadow-xs);
  margin: 1.5rem 0 2rem;
  -webkit-overflow-scrolling: touch;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.925rem;
}

.data-table th, .data-table td {
  padding: 0.95rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

.data-table th {
  background-color: #f8fafc;
  color: var(--color-text-heading);
  font-weight: 700;
  font-size: 0.825rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--color-border);
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tbody tr:hover td {
  background-color: #f8fafc;
}

.data-table td strong {
  color: var(--color-text-heading);
}

/* ==========================================================================
   Informační boxy & Alerts
   ========================================================================== */
.info-box {
  background: var(--color-info-light);
  border-left: 4px solid var(--color-info);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-sm);
  margin: 1.75rem 0;
  color: #0369a1;
  font-size: 0.95rem;
  line-height: 1.65;
}

.info-box p {
  margin-bottom: 0.5rem;
}

.info-box p:last-child {
  margin-bottom: 0;
}

.info-box.warning {
  background: #fffbeb;
  border-left-color: var(--color-warning);
  color: #92400e;
}

.info-box.danger {
  background: var(--color-danger-light);
  border-left-color: var(--color-danger);
  color: #991b1b;
}

/* ==========================================================================
   Dokumenty ke stažení (PDF)
   ========================================================================== */
.doc-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transition: var(--transition);
  margin-bottom: 0.85rem;
  box-shadow: var(--shadow-xs);
}

.doc-card:hover {
  border-color: #cbd5e1;
  background-color: #f8fafc;
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.doc-info {
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.doc-icon {
  width: 44px;
  height: 44px;
  background: #fef2f2;
  color: #ef4444;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.doc-icon svg {
  width: 24px;
  height: 24px;
}

.doc-title {
  font-weight: 600;
  color: var(--color-text-heading);
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
}

.doc-meta {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ==========================================================================
   Projekty a dotace
   ========================================================================== */
.project-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
  margin-bottom: 2.5rem;
  transition: var(--transition);
}

.project-card:hover {
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}

.project-card-body {
  padding: 2.25rem;
}

.project-badge {
  display: inline-block;
  background: #e0f2fe;
  color: #0369a1;
  font-size: 0.775rem;
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  margin-bottom: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.project-title {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--color-text-heading);
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
  line-height: 1.3;
}

.project-image-box {
  background: #f8fafc;
  border-top: 1px solid var(--color-border);
  padding: 2rem;
  text-align: center;
}

.project-image-box img {
  max-width: 100%;
  max-height: 340px;
  margin: 0 auto;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   Kontakty a fakturační údaje
   ========================================================================== */
.contact-quick-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.contact-quick-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-xs);
  transition: var(--transition);
}

.contact-quick-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}

.contact-quick-card.emergency {
  border-top: 3px solid #ef4444;
}

.contact-quick-card.business {
  border-top: 3px solid var(--color-primary);
}

.contact-quick-card.office {
  border-top: 3px solid #0284c7;
}

.contact-quick-card.cash {
  border-top: 3px solid #10b981;
}

.contact-quick-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.contact-quick-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text-heading);
  margin-bottom: 0.35rem;
}

.contact-quick-val {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-text-heading);
  margin-bottom: 0.5rem;
  display: block;
}

.contact-quick-val a:hover {
  color: var(--color-primary-hover);
}

.contact-quick-sub {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* Karta pro kopírování účtu */
.copy-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.15rem;
  margin-top: 0.65rem;
  margin-bottom: 1rem;
}

.copy-box code {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-heading);
  letter-spacing: 0.5px;
}

.btn-copy {
  background: #ffffff;
  border: 1px solid var(--color-border);
  color: var(--color-text-heading);
  padding: 0.35rem 0.75rem;
  font-size: 0.775rem;
  font-weight: 600;
  border-radius: var(--radius-xs);
  cursor: pointer;
  transition: var(--transition);
}

.btn-copy:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary-border);
  color: #0f172a;
}

.btn-copy.copied {
  background: #10b981;
  color: #ffffff;
  border-color: #10b981;
}

/* ==========================================================================
   Patička (Site Footer) - Opravený design bez barevných vad
   ========================================================================== */
.site-footer {
  background: var(--color-dark);
  color: #cbd5e1;
  padding: 4.5rem 0 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.25fr;
  gap: 3.5rem;
  margin-bottom: 3.5rem;
}

.footer-logo-wrap {
  display: inline-block;
  background: #ffffff;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}

.footer-logo-wrap img {
  height: 38px;
  width: auto;
  display: block;
}

.footer-brand p {
  color: #94a3b8;
  font-size: 0.915rem;
  line-height: 1.65;
}

.footer-title {
  color: #ffffff;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 1.35rem;
}

.footer-links {
  list-style: none;
  padding: 0;
}

.footer-links li {
  margin-bottom: 0.65rem;
}

.footer-links li a {
  color: #94a3b8;
  font-size: 0.915rem;
}

.footer-links li a:hover {
  color: var(--color-primary);
  padding-left: 5px;
}

.footer-contact-box {
  font-size: 0.915rem;
  color: #94a3b8;
}

.footer-contact-box p {
  margin-bottom: 1rem;
  line-height: 1.6;
}

.footer-contact-box a {
  color: #f1f5f9;
}

.footer-contact-box a.footer-highlight {
  color: #fbbf24;
  font-weight: 700;
}

.text-subtle {
  color: #64748b;
  font-size: 0.825rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: #64748b;
}

/* ==========================================================================
   Responzivita (Media Queries)
   ========================================================================== */
@media (max-width: 1100px) {
  .tariff-grid-5 {
    grid-template-columns: repeat(3, 1fr);
  }
  .contact-quick-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .hero-title {
    font-size: 2.5rem;
  }
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .tariff-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
  }
  .fiber-highlight-banner {
    flex-direction: column;
    align-items: flex-start;
  }
  .fiber-banner-action {
    text-align: left;
    width: 100%;
  }
}

@media (max-width: 768px) {
  .top-bar-contacts {
    display: none;
  }
  .menu-toggle {
    display: block;
  }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #ffffff;
    padding: 1.5rem;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: stretch;
    z-index: 999;
  }
  .main-nav.is-open {
    display: flex;
    animation: slideDown 0.2s ease-out forwards;
  }
  @keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
  }
  .nav-links {
    flex-direction: column;
    align-items: stretch;
    gap: 0.4rem;
    margin-bottom: 1.25rem;
  }
  .nav-links li a {
    padding: 0.85rem 1rem;
    font-size: 1.05rem;
    border-radius: var(--radius-md);
  }
  .header-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .hero {
    padding: 3.5rem 0 3rem;
  }
  .hero-title {
    font-size: 2.15rem;
  }
  .grid-3, .grid-2, .grid-4, .tariff-grid-4, .tariff-grid-5, .contact-quick-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.25rem;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}