/* Swiss Mountain Railways - Pebblesvaultbundle Design System
   Aesthetic: Swiss Minimalist & Precision Engineering with Frosted Glass & Glossy Accents
   Card Layout: Horizontal Row Style (one after another down the feed)
   Color Palette: Swiss Red, Charcoal Slate, Alpine Frost Transparencies (Strictly no blue change)
   Scale: 4px, 8px, 16px, 24px, 40px, 64px
*/

:root {
  --color-bg: #F4F6F9;
  --color-surface: rgba(255, 255, 255, 0.82);
  --color-surface-elevated: rgba(255, 255, 255, 0.92);
  --color-surface-subtle: rgba(242, 245, 248, 0.65);
  --color-text: #111418;
  --color-text-muted: #4B5563;
  --color-border: rgba(17, 20, 24, 0.12);
  --color-border-dark: #111418;
  --color-border-glass: rgba(255, 255, 255, 0.6);
  --color-swiss-red: #C8102E;
  --color-swiss-red-light: #E01838;
  --color-swiss-red-hover: #A00C24;
  --color-swiss-dark: #0A0D11;
  --color-focus: #C8102E;
  
  --font-heading: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 40px;
  --space-6: 64px;

  --header-height-desktop: 64px;
  --header-height-mobile: 52px;
  --container-max: 1200px;

  --glass-shadow: 0 10px 30px rgba(17, 20, 24, 0.04), inset 0 1px 1px rgba(255, 255, 255, 0.95);
  --glass-gloss-highlight: linear-gradient(180deg, rgba(255, 255, 255, 0.45) 0%, rgba(255, 255, 255, 0.05) 50%, transparent 100%);
}

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

html {
  font-size: 16px;
  line-height: 1.6;
  background-color: var(--color-bg);
  background-image: 
    radial-gradient(circle at 12% 10%, rgba(200, 16, 46, 0.035) 0%, transparent 45%),
    radial-gradient(circle at 88% 75%, rgba(200, 16, 46, 0.025) 0%, transparent 50%),
    linear-gradient(180deg, #F8F9FB 0%, #F1F4F7 100%);
  background-attachment: fixed;
  color: var(--color-text);
  font-family: var(--font-body);
  text-rendering: optimizeLegibility;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  color: var(--color-text);
  margin: 0;
  background: transparent;
}

/* Accessibility & Focus */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

/* Typography & wrapping rules */
h1, h2, h3, h4, h5, h6,
.brand-name,
nav {
  overflow-wrap: anywhere;
  font-family: var(--font-heading);
  color: var(--color-text);
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  line-height: 1.1;
  margin-bottom: var(--space-4);
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
}

h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  line-height: 1.2;
  margin-bottom: var(--space-3);
}

h3 {
  font-size: 1.3rem;
  line-height: 1.3;
  margin-bottom: var(--space-2);
}

p {
  margin-bottom: var(--space-3);
  color: var(--color-text);
}

p.lead {
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--color-text-muted);
}

strong {
  font-weight: 700;
  color: var(--color-text);
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
  min-width: 0;
}

.section {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  min-width: 0;
}

.section-bordered {
  border-top: 1px solid var(--color-border);
}

/* Header (Glossy, translucent with backdrop blur) */
.site-header {
  height: var(--header-height-desktop);
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(17, 20, 24, 0.12);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03), inset 0 -1px 0 rgba(255, 255, 255, 0.8);
  position: relative;
  z-index: 100;
}

.site-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(200, 16, 46, 0.3) 50%, transparent 100%);
  pointer-events: none;
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.brand-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-text);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  min-width: 0;
  flex-shrink: 0;
  text-shadow: 0 1px 0 #FFFFFF;
}

.brand-symbol {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  filter: drop-shadow(0 2px 4px rgba(200, 16, 46, 0.25));
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  min-width: 0;
}

.site-nav ul {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  list-style: none;
}

.nav-link {
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  padding: var(--space-1) var(--space-2);
  border-bottom: 2px solid transparent;
  transition: all 0.2s ease;
  white-space: nowrap;
  border-radius: 2px;
}

.nav-link:hover,
.nav-link[aria-current="page"] {
  border-bottom-color: var(--color-swiss-red);
  color: var(--color-swiss-red);
  background: rgba(200, 16, 46, 0.05);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 18px;
  background: linear-gradient(180deg, var(--color-swiss-red-light) 0%, var(--color-swiss-red) 100%);
  color: #FFFFFF;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid rgba(160, 12, 36, 0.8);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.4), 0 3px 10px rgba(200, 16, 46, 0.25);
  flex-shrink: 0;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.header-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.25) 0%, transparent 100%);
  pointer-events: none;
}

.header-cta:hover {
  background: linear-gradient(180deg, #ED2545 0%, var(--color-swiss-red-hover) 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5), 0 5px 16px rgba(200, 16, 46, 0.35);
  color: #FFFFFF;
}

/* Hamburger toggle for mobile */
.nav-toggle {
  display: none;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-border-dark);
  padding: 6px 10px;
  cursor: pointer;
  color: var(--color-text);
  font-weight: 700;
  font-size: 0.85rem;
  flex-direction: column;
  gap: 4px;
  align-items: center;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-text);
}

/* Hero Section (Glossy Translucent Panel) */
.hero {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.75) 0%, rgba(245, 247, 250, 0.45) 100%);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(17, 20, 24, 0.1);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.hero-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: var(--space-5);
  align-items: start;
}

.hero-meta-tag {
  display: inline-block;
  background: linear-gradient(180deg, #1F252D 0%, var(--color-border-dark) 100%);
  color: #FFFFFF;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  padding: var(--space-1) var(--space-2);
  margin-bottom: var(--space-3);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.hero-kicker {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-swiss-red);
  text-transform: uppercase;
  margin-bottom: var(--space-2);
  letter-spacing: 0.05em;
  font-weight: 700;
}

.hero-stats-panel {
  border: 1px solid rgba(17, 20, 24, 0.15);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.88) 0%, rgba(245, 247, 250, 0.7) 100%);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: var(--space-4);
  box-shadow: var(--glass-shadow);
  position: relative;
  overflow: hidden;
}

.hero-stats-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-swiss-red), transparent 80%);
}

.hero-stats-header {
  border-bottom: 1px solid rgba(17, 20, 24, 0.15);
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-3);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  justify-content: space-between;
}

.hero-stat-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: var(--space-2) 0;
  border-bottom: 1px dashed rgba(17, 20, 24, 0.12);
}

.hero-stat-row:last-child {
  border-bottom: none;
}

.hero-stat-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.hero-stat-value {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-text);
  font-size: 0.95rem;
}

/* ======================================================
   CARD LAYOUT: Horizontal Row Style (One After Another)
   With Frosted Glass, Transparency & Specular Sheen
   ====================================================== */
.train-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.train-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(247, 249, 252, 0.72) 100%);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(17, 20, 24, 0.14);
  display: grid;
  grid-template-columns: 320px 220px 1fr;
  min-width: 0;
  position: relative;
  box-shadow: 0 8px 32px rgba(17, 20, 24, 0.04), inset 0 1px 1px rgba(255, 255, 255, 1);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  overflow: hidden;
}

/* Glossy top specular reflection highlight */
.train-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.95) 30%, rgba(255, 255, 255, 0.95) 70%, transparent 100%);
  pointer-events: none;
  z-index: 4;
}

.train-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 42px rgba(17, 20, 24, 0.08), inset 0 1px 2px rgba(255, 255, 255, 1);
  border-color: rgba(200, 16, 46, 0.35);
}

/* Position 1: Image media placed first in the row */
.card-media {
  order: 1;
  position: relative;
  border-bottom: none;
  border-right: 1px solid rgba(17, 20, 24, 0.12);
  background: #E5E7EB;
  height: 100%;
  min-height: 230px;
  overflow: hidden;
}

.card-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.15) 0%, transparent 40%, rgba(0, 0, 0, 0.1) 100%);
  pointer-events: none;
}

.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.45s ease;
}

.train-card:hover .card-media img {
  transform: scale(1.035);
}

/* Position 2: Data grid placed in the middle column */
.card-data-grid {
  order: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: none;
  border-right: 1px solid rgba(17, 20, 24, 0.12);
  background: rgba(240, 243, 247, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  align-content: stretch;
}

.data-cell {
  padding: var(--space-3);
  border-right: 1px solid rgba(17, 20, 24, 0.08);
  border-bottom: 1px solid rgba(17, 20, 24, 0.08);
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.3) 0%, rgba(255, 255, 255, 0.05) 100%);
}

.data-cell:nth-child(2n) {
  border-right: none;
}

.data-cell:nth-last-child(-n+2) {
  border-bottom: none;
}

.cell-value {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-swiss-red);
  margin-bottom: 12px;
  display: block;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.8);
}

.cell-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  font-weight: 700;
  display: block;
}

/* Position 3: Content and CTA placed in the right column */
.card-content {
  order: 3;
  padding: var(--space-4) var(--space-5);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-3);
  background: rgba(255, 255, 255, 0.35);
  min-width: 0;
}

.card-title {
  font-size: 1.35rem;
  line-height: 1.25;
  margin-bottom: var(--space-2);
}

.card-title a {
  text-decoration: none;
  color: var(--color-text);
  transition: color 0.2s ease;
}

.card-title a:hover {
  color: var(--color-swiss-red);
}

.card-excerpt {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.55;
  flex-grow: 1;
}

.card-action {
  margin-top: auto;
  padding-top: var(--space-2);
}

.btn-card {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 10px 22px;
  background: linear-gradient(180deg, #1F252D 0%, #0A0D11 100%);
  color: #FFFFFF;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 1px solid rgba(0, 0, 0, 0.25);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 3px 10px rgba(0, 0, 0, 0.08);
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.btn-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.15) 0%, transparent 100%);
  pointer-events: none;
}

.btn-card:hover {
  background: linear-gradient(180deg, var(--color-swiss-red-light) 0%, var(--color-swiss-red) 100%);
  color: #FFFFFF;
  border-color: var(--color-swiss-red);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35), 0 4px 16px rgba(200, 16, 46, 0.3);
}

/* Supporting Technical & Engineering Section (Glossy Translucent) */
.info-section {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.7) 0%, rgba(244, 246, 250, 0.45) 100%);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid rgba(17, 20, 24, 0.12);
  border-bottom: 1px solid rgba(17, 20, 24, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9), inset 0 -1px 0 rgba(255, 255, 255, 0.9);
}

.engineering-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.engineering-panel {
  border: 1px solid rgba(17, 20, 24, 0.12);
  padding: var(--space-4);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.85) 0%, rgba(246, 248, 251, 0.65) 100%);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--glass-shadow);
  position: relative;
  overflow: hidden;
}

.engineering-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.9), transparent);
}

.engineering-panel h3 {
  font-size: 1.15rem;
  border-bottom: 2px solid var(--color-swiss-red);
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-3);
}

/* Article & Topic Pages */
.article-header {
  padding-top: var(--space-6);
  padding-bottom: var(--space-5);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.78) 0%, rgba(245, 247, 250, 0.45) 100%);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(17, 20, 24, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.breadcrumbs {
  margin-bottom: var(--space-3);
  font-size: 0.85rem;
  font-family: var(--font-mono);
}

.breadcrumbs a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.breadcrumbs a:hover {
  color: var(--color-swiss-red);
}

.breadcrumbs span {
  color: rgba(17, 20, 24, 0.3);
  margin: 0 var(--space-1);
}

.article-content {
  display: grid;
  grid-template-columns: 8fr 4fr;
  gap: var(--space-5);
  margin-top: var(--space-6);
  margin-bottom: var(--space-6);
}

.article-body {
  min-width: 0;
  font-size: 1.05rem;
  line-height: 1.7;
}

.article-body h2 {
  margin-top: var(--space-5);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid rgba(17, 20, 24, 0.12);
}

.article-body h3 {
  margin-top: var(--space-4);
}

.article-body ul, 
.article-body ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-4);
}

.article-body li {
  margin-bottom: var(--space-2);
}

.article-media-block {
  margin: var(--space-4) 0;
  border: 1px solid rgba(17, 20, 24, 0.14);
  box-shadow: var(--glass-shadow);
  overflow: hidden;
  background: #FFFFFF;
}

.article-media-block img {
  width: 100%;
  height: auto;
  display: block;
}

.article-media-caption {
  padding: var(--space-2) var(--space-3);
  background: rgba(242, 245, 248, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--color-text-muted);
  border-top: 1px solid rgba(17, 20, 24, 0.08);
}

.article-sidebar {
  min-width: 0;
}

.sidebar-box {
  border: 1px solid rgba(17, 20, 24, 0.14);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.88) 0%, rgba(247, 249, 252, 0.7) 100%);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
  box-shadow: var(--glass-shadow);
  position: relative;
  overflow: hidden;
}

.sidebar-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-swiss-red), transparent 70%);
}

.sidebar-box h3 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-3);
  border-bottom: 1px solid rgba(17, 20, 24, 0.1);
  padding-bottom: var(--space-2);
}

.sidebar-data-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sidebar-data-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: var(--space-2) 0;
  border-bottom: 1px dashed rgba(17, 20, 24, 0.1);
  font-size: 0.9rem;
}

.sidebar-data-list li:last-child {
  border-bottom: none;
}

.sidebar-data-label {
  color: var(--color-text-muted);
}

.sidebar-data-val {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-text);
  text-align: right;
}

/* Comparison / Pro-Con Tables (Glossy Glass Surface) */
.spec-table-container {
  overflow-x: auto;
  margin: var(--space-4) 0;
  border: 1px solid rgba(17, 20, 24, 0.14);
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03), inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  min-width: 480px;
}

.spec-table th,
.spec-table td {
  padding: var(--space-3);
  text-align: left;
  border-bottom: 1px solid rgba(17, 20, 24, 0.08);
}

.spec-table th {
  background: linear-gradient(180deg, rgba(245, 247, 250, 0.85) 0%, rgba(238, 241, 245, 0.75) 100%);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.8rem;
}

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

.spec-table tr:hover td {
  background: rgba(255, 255, 255, 0.4);
}

.pros-cons-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin: var(--space-4) 0;
}

.pro-box, .con-box {
  border: 1px solid rgba(17, 20, 24, 0.12);
  padding: var(--space-4);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.88) 0%, rgba(247, 249, 252, 0.65) 100%);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--glass-shadow);
}

.pro-box {
  border-top: 4px solid #198754;
}

.con-box {
  border-top: 4px solid var(--color-swiss-red);
}

.pro-box h4, .con-box h4 {
  font-size: 1rem;
  margin-bottom: var(--space-3);
  text-transform: uppercase;
}

/* Contact Page Form & Map (Translucent & Glossy Glass) */
.contact-layout {
  display: grid;
  grid-template-columns: 6fr 6fr;
  gap: var(--space-5);
  margin-top: var(--space-5);
  margin-bottom: var(--space-6);
}

.contact-form-card {
  border: 1px solid rgba(17, 20, 24, 0.14);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(247, 249, 252, 0.7) 100%);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  padding: var(--space-4);
  box-shadow: var(--glass-shadow);
  position: relative;
  overflow: hidden;
}

.contact-form-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-swiss-red), transparent 70%);
}

.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-2);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid rgba(17, 20, 24, 0.2);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text);
  min-width: 0;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.04);
  transition: all 0.2s ease;
}

.form-input:focus,
.form-textarea:focus {
  background: rgba(255, 255, 255, 0.95);
  border-color: var(--color-swiss-red);
  box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.15);
}

.form-input.is-invalid,
.form-textarea.is-invalid {
  border-color: var(--color-swiss-red);
  background-color: #FFF5F5;
}

.field-error {
  color: var(--color-swiss-red);
  font-size: 0.8rem;
  margin-top: var(--space-1);
  display: none;
}

.field-error.is-visible {
  display: block;
}

.btn-submit {
  display: inline-block;
  padding: 14px 30px;
  background: linear-gradient(180deg, var(--color-swiss-red-light) 0%, var(--color-swiss-red) 100%);
  color: #FFFFFF;
  border: 1px solid rgba(160, 12, 36, 0.8);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.4), 0 4px 14px rgba(200, 16, 46, 0.25);
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.btn-submit::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.25) 0%, transparent 100%);
  pointer-events: none;
}

.btn-submit:hover {
  background: linear-gradient(180deg, #ED2545 0%, var(--color-swiss-red-hover) 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5), 0 6px 18px rgba(200, 16, 46, 0.35);
  color: #FFFFFF;
}

.form-feedback {
  margin-top: var(--space-3);
  padding: var(--space-3);
  background: rgba(232, 245, 233, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid #2E7D32;
  color: #1B5E20;
  display: none;
  font-size: 0.9rem;
}

.form-feedback.is-visible {
  display: block;
}

/* Static Map Block (Glossy Frosted Box) */
.static-map-box {
  border: 1px solid rgba(17, 20, 24, 0.14);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.88) 0%, rgba(247, 249, 252, 0.7) 100%);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--glass-shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.map-visual {
  height: 280px;
  background: linear-gradient(135deg, #1C2430 0%, #2A384A 100%);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  padding: var(--space-4);
  border-bottom: 1px solid rgba(17, 20, 24, 0.15);
}

.map-svg-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.2;
}

.map-pin {
  position: relative;
  z-index: 2;
  text-align: center;
}

.map-pin-icon {
  width: 40px;
  height: 40px;
  fill: var(--color-swiss-red);
  margin-bottom: var(--space-1);
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.4));
}

.map-details {
  padding: var(--space-4);
  background: rgba(242, 245, 248, 0.65);
  backdrop-filter: blur(10px);
  font-size: 0.9rem;
}

.map-details p {
  margin-bottom: var(--space-2);
}

/* Legal Pages Styling */
.legal-content {
  max-width: 840px;
  margin: var(--space-6) auto;
  padding: var(--space-5);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.92) 0%, rgba(248, 250, 253, 0.75) 100%);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(17, 20, 24, 0.14);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.04), inset 0 1px 1px rgba(255, 255, 255, 0.95);
  position: relative;
}

.legal-content::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-swiss-red), transparent 70%);
}

.legal-content h2 {
  font-size: 1.4rem;
  margin-top: var(--space-5);
  margin-bottom: var(--space-2);
  border-bottom: 1px solid rgba(17, 20, 24, 0.1);
  padding-bottom: var(--space-1);
}

.legal-content p {
  font-size: 0.95rem;
  line-height: 1.65;
}

/* Cookie Policy Table */
.cookie-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-4) 0;
  font-size: 0.85rem;
  background: rgba(255, 255, 255, 0.5);
}

.cookie-table th, .cookie-table td {
  border: 1px solid rgba(17, 20, 24, 0.1);
  padding: var(--space-2) var(--space-3);
  text-align: left;
}

.cookie-table th {
  background: rgba(240, 243, 247, 0.8);
  font-weight: 700;
}

/* Footer (Identical on every page) */
.site-footer {
  margin-top: auto;
  background: linear-gradient(180deg, #11151B 0%, var(--color-swiss-dark) 100%);
  color: #D1D5DB;
  border-top: 3px solid var(--color-swiss-red);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  padding-top: var(--space-6);
  padding-bottom: var(--space-5);
  font-size: 0.9rem;
}

.site-footer p {
  color: #D1D5DB;
}

.site-footer a {
  color: #FFFFFF;
  text-decoration: none;
  transition: color 0.15s ease;
}

.site-footer a:hover {
  color: var(--color-swiss-red-light);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-5);
  margin-bottom: var(--space-6);
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-3);
  border-bottom: 1px solid #374151;
  padding-bottom: var(--space-1);
}

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

.footer-list li {
  margin-bottom: var(--space-2);
}

.footer-bottom {
  border-top: 1px solid #374151;
  padding-top: var(--space-4);
  font-size: 0.8rem;
  color: #9CA3AF;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

/* Cookie Banner (Fixed Bottom - Glossy & Translucent) */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(10, 13, 17, 0.88);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  color: #FFFFFF;
  border-top: 3px solid var(--color-swiss-red);
  box-shadow: 0 -8px 28px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.15);
  padding: var(--space-4) 0;
  z-index: 1000;
  display: block;
}

.cookie-banner[hidden] {
  display: none !important;
}

.cookie-banner-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.cookie-banner-text {
  flex: 1 1 300px;
  font-size: 0.85rem;
  line-height: 1.4;
}

.cookie-banner-text p {
  color: #D1D5DB;
  margin: 0;
}

.cookie-banner-actions {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.btn-cookie {
  padding: 8px 18px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s ease;
  position: relative;
}

.btn-cookie-accept {
  background: linear-gradient(180deg, var(--color-swiss-red-light) 0%, var(--color-swiss-red) 100%);
  color: #FFFFFF;
  border-color: rgba(160, 12, 36, 0.8);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35), 0 2px 8px rgba(200, 16, 46, 0.3);
}

.btn-cookie-accept:hover {
  background: linear-gradient(180deg, #ED2545 0%, var(--color-swiss-red-hover) 100%);
  color: #FFFFFF;
}

.btn-cookie-reject {
  background: rgba(255, 255, 255, 0.08);
  color: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.btn-cookie-reject:hover {
  background: rgba(255, 255, 255, 0.18);
  color: #FFFFFF;
}

.btn-cookie-prefs {
  background-color: transparent;
  color: #9CA3AF;
  border-color: transparent;
  text-decoration: underline;
}

.btn-cookie-prefs:hover {
  color: #FFFFFF;
}

/* ======================================================
   Breakpoints & Responsive Rules
   ====================================================== */

/* Mid-range desktop to tablet: adjust row card columns */
@media (max-width: 991px) and (min-width: 769px) {
  .train-card {
    grid-template-columns: 260px 190px 1fr;
  }

  .card-content {
    padding: var(--space-3) var(--space-4);
  }

  .cell-value {
    font-size: 1rem;
    margin-bottom: 8px;
  }
}

/* Tablet & Mobile Breakpoints */
@media (max-width: 768px) {
  .site-header {
    height: var(--header-height-mobile);
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    top: var(--header-height-mobile);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-4);
    display: none;
    border-top: 1px solid rgba(17, 20, 24, 0.12);
    overflow-y: auto;
    z-index: 99;
  }

  .site-nav.is-visible {
    display: flex;
  }

  .site-nav ul {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    gap: var(--space-3);
  }

  .nav-link {
    font-size: 1.1rem;
    display: block;
    width: 100%;
    padding: var(--space-2) 0;
    border-bottom: 1px solid rgba(17, 20, 24, 0.1);
  }

  .header-cta {
    display: none;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  /* Train Card row layout adapts smoothly on mobile */
  .train-card {
    display: flex;
    flex-direction: column;
  }

  .card-media {
    order: 1;
    min-height: 200px;
    aspect-ratio: 16 / 9;
    border-right: none;
    border-bottom: 1px solid rgba(17, 20, 24, 0.12);
  }

  .card-data-grid {
    order: 2;
    border-right: none;
    border-bottom: 1px solid rgba(17, 20, 24, 0.12);
  }

  .card-content {
    order: 3;
    padding: var(--space-4);
  }

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

  .article-content {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .pros-cons-grid {
    grid-template-columns: 1fr;
  }
}

/* Breakpoint below 400px per requirements */
@media (max-width: 399px) {
  .card-data-grid {
    grid-template-columns: 1fr;
  }
  
  .data-cell {
    border-right: none !important;
    border-bottom: 1px solid rgba(17, 20, 24, 0.08);
  }

  .data-cell:last-child {
    border-bottom: none;
  }

  .container {
    padding-left: var(--space-3);
    padding-right: var(--space-3);
  }

  .hero-meta-tag {
    font-size: 0.68rem;
  }

  .cookie-banner-actions {
    flex-direction: column;
    width: 100%;
  }

  .btn-cookie {
    width: 100%;
    text-align: center;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition: none !important;
    animation: none !important;
  }
}