/* =========================================
   PKSEurope — style.css
   Global styles, navigation, layout, components
   ========================================= */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@600;700&family=DM+Sans:wght@400;500&family=DM+Mono:wght@400&display=swap');

/* =========================================
   CSS Variables
   ========================================= */
:root {
  --color-primary: #1A3D2B;
  --color-primary-light: #2D6A4F;
  --color-accent: #C9A84C;
  --color-accent-hover: #A8893D;
  --color-bg: #FAFAF8;
  --color-bg-dark: #0F2419;
  --color-text: #1C1C1C;
  --color-text-muted: #5C6B5E;
  --color-border: #D9E4DC;
  --color-white: #FFFFFF;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'DM Mono', monospace;

  --max-width: 1200px;
  --nav-height: 72px;

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

  --shadow-sm: 0 1px 3px rgba(15, 36, 25, 0.08);
  --shadow-md: 0 4px 16px rgba(15, 36, 25, 0.12);
  --shadow-lg: 0 8px 32px rgba(15, 36, 25, 0.16);

  --transition: 0.2s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: var(--font-body);
}

/* =========================================
   Typography
   ========================================= */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-primary);
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 1.9rem); }
h4 { font-size: 1.3rem; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

.text-muted { color: var(--color-text-muted); }
.text-accent { color: var(--color-accent); }
.text-white { color: var(--color-white); }
.text-center { text-align: center; }

.lead {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

/* =========================================
   Layout
   ========================================= */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}

.section-sm {
  padding: 48px 0;
}

.section-lg {
  padding: 120px 0;
}

.section-dark {
  background-color: var(--color-bg-dark);
  color: var(--color-white);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--color-white);
}

.section-dark .lead {
  color: rgba(255,255,255,0.7);
}

.section-green {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.section-green h1,
.section-green h2,
.section-green h3 {
  color: var(--color-white);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  display: block;
  margin-bottom: 12px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

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

.grid-5 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}

/* =========================================
   Navigation
   ========================================= */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: rgba(15, 36, 25, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: background var(--transition);
}

.site-nav.scrolled {
  background: rgba(15, 36, 25, 0.99);
  box-shadow: var(--shadow-md);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

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

.nav-logo-text {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 1.1rem;
  color: var(--color-white);
  letter-spacing: 0.02em;
}

.nav-logo-text .pks {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-accent);
}

.nav-logo-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-white);
  background: rgba(255,255,255,0.08);
}

.nav-links a.active {
  color: var(--color-accent);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.lang-switcher {
  position: relative;
}

.lang-switcher-btn {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.7);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.15);
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.lang-switcher-btn:hover {
  color: var(--color-white);
  border-color: rgba(255,255,255,0.3);
}

.lang-switcher-btn::after {
  content: '▾';
  font-size: 0.65rem;
}

.lang-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--color-bg-dark);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  min-width: 120px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.lang-dropdown.open {
  display: block;
}

.lang-dropdown a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: rgba(255,255,255,0.7);
  transition: all var(--transition);
}

.lang-dropdown a:hover {
  background: rgba(255,255,255,0.06);
  color: var(--color-white);
}

.lang-dropdown a.active {
  color: var(--color-accent);
}

.nav-cta {
  background: var(--color-accent);
  color: var(--color-bg-dark);
  font-weight: 500;
  font-size: 0.88rem;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  transition: background var(--transition), transform var(--transition);
  white-space: nowrap;
}

.nav-cta:hover {
  background: var(--color-accent-hover);
  color: var(--color-bg-dark);
  transform: translateY(-1px);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  right: 0;
  bottom: 0;
  width: 280px;
  background: var(--color-bg-dark);
  border-left: 1px solid rgba(255,255,255,0.08);
  z-index: 999;
  padding: 24px;
  flex-direction: column;
  gap: 8px;
  transform: translateX(100%);
  transition: transform 0.3s ease;
  overflow-y: auto;
}

.mobile-menu.open {
  display: flex;
  transform: translateX(0);
}

.mobile-menu a {
  font-size: 1rem;
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: color var(--transition);
}

.mobile-menu a:hover {
  color: var(--color-accent);
}

.mobile-menu .mobile-lang {
  margin-top: 16px;
  padding-top: 16px;
  display: flex;
  gap: 12px;
}

.mobile-menu .mobile-lang a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  border: none;
  padding: 4px 8px;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius-sm);
}

/* =========================================
   Buttons
   ========================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-bg-dark);
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(201, 168, 76, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.4);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.08);
  border-color: var(--color-white);
  transform: translateY(-2px);
}

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

.btn-outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 9px 18px;
  font-size: 0.88rem;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1rem;
}

/* =========================================
   Hero Section
   ========================================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-bg-dark) 0%, var(--color-primary) 60%, #1a4a32 100%);
  padding-top: var(--nav-height);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 80%, rgba(45, 106, 79, 0.4) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(201, 168, 76, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 3;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 80px 24px;
}

.hero-content {
  max-width: 760px;
}

.hero-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-accent);
  display: block;
  margin-bottom: 20px;
  opacity: 0.9;
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
  max-width: 620px;
  margin-bottom: 40px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Hero photo */
.hero-photo-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
}

.hero-photo-bg .photo-placeholder {
  width: 100%;
  height: 100%;
  opacity: 0.3;
}

.hero-photo-img {
  width: 100%;
  height: 120%;
  object-fit: cover;
  object-position: center;
  transform: translateY(0);
  will-change: transform;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(
    to right,
    rgba(15, 36, 25, 0.46) 0%,
    rgba(15, 36, 25, 0.39) 45%,
    rgba(15, 36, 25, 0.25) 100%
  );
}

/* =========================================
   Page Hero (inner pages)
   ========================================= */
.page-hero {
  background: linear-gradient(135deg, var(--color-bg-dark) 0%, var(--color-primary) 100%);
  padding: calc(var(--nav-height) + 64px) 0 64px;
  text-align: center;
}

.page-hero h1 {
  color: var(--color-white);
  max-width: 800px;
  margin: 0 auto 16px;
}

.page-hero p {
  color: rgba(255,255,255,0.7);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* =========================================
   Value Proposition Cards
   ========================================= */
.value-cards {
  background: var(--color-bg);
  position: relative;
}

.value-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: all var(--transition);
}

.value-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.value-card-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.4rem;
}

.value-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: var(--color-primary);
}

.value-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* =========================================
   Stats Section
   ========================================= */
.stats-section {
  background: var(--color-primary);
  padding: 72px 0;
}

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

.stat-item {
  text-align: center;
  padding: 40px 24px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
}

.stat-value {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 8px;
  display: block;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
}

/* =========================================
   Origin Map Section
   ========================================= */
.map-section {
  background: var(--color-bg-dark);
  padding: 80px 0;
}

.map-section h2 {
  color: var(--color-white);
}

.map-caption {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  margin-top: 16px;
  text-align: center;
  font-style: italic;
}

.map-container {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
}

/* SVG Map Styles */
.origin-map {
  width: 100%;
  height: auto;
}

.map-country {
  fill: rgba(45, 106, 79, 0.4);
  stroke: rgba(201, 168, 76, 0.3);
  stroke-width: 1;
  transition: fill 0.3s;
}

.map-country.highlight {
  fill: rgba(45, 106, 79, 0.7);
  stroke: var(--color-accent);
  stroke-width: 1.5;
}

.map-origin-dot {
  fill: var(--color-accent);
  filter: drop-shadow(0 0 6px rgba(201,168,76,0.6));
}

.map-dest-dot {
  fill: var(--color-white);
  filter: drop-shadow(0 0 4px rgba(255,255,255,0.5));
}

.map-route {
  stroke: rgba(201, 168, 76, 0.5);
  stroke-width: 1.5;
  stroke-dasharray: 6 4;
  fill: none;
  animation: dash 20s linear infinite;
}

@keyframes dash {
  to { stroke-dashoffset: -200; }
}

/* =========================================
   Why PKS Section
   ========================================= */
.why-pks {
  background: var(--color-bg);
}

.pull-quote {
  background: var(--color-primary);
  border-left: 4px solid var(--color-accent);
  padding: 28px 32px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 32px 0;
}

.pull-quote p {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--color-white);
  line-height: 1.5;
  margin: 0;
}

/* =========================================
   Market Cards
   ========================================= */
.market-cards-section {
  background: var(--color-bg);
}

.market-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.market-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.market-flag {
  font-size: 2rem;
  margin-bottom: 12px;
}

.market-card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.market-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  flex: 1;
}

.market-card a {
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--transition);
}

.market-card a:hover {
  gap: 10px;
}

/* =========================================
   Footer CTA Section
   ========================================= */
.footer-cta {
  background: linear-gradient(135deg, var(--color-bg-dark), var(--color-primary));
  padding: 80px 0;
  text-align: center;
}

.footer-cta h2 {
  color: var(--color-white);
  margin-bottom: 16px;
}

.footer-cta p {
  color: rgba(255,255,255,0.7);
  margin-bottom: 32px;
  font-size: 1.05rem;
}

/* =========================================
   Site Footer
   ========================================= */
.site-footer {
  background: var(--color-bg-dark);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.65;
  margin-top: 16px;
  max-width: 280px;
}

.footer-logo-text {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 1.1rem;
  color: var(--color-white);
}

.footer-logo-text .pks {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-accent);
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  margin-bottom: 16px;
  font-weight: 400;
}

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

.footer-col ul li a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}

.footer-col ul li a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-bottom p {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.3);
  margin: 0;
}

.footer-certifications {
  display: flex;
  align-items: center;
  gap: 12px;
}

.cert-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  padding: 4px 8px;
  border: 1px solid rgba(201, 168, 76, 0.3);
  border-radius: 3px;
  color: rgba(201, 168, 76, 0.6);
}

/* =========================================
   Cards / General
   ========================================= */
.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.card-body {
  padding: 28px;
}

/* =========================================
   Data / Spec Tables
   ========================================= */
.spec-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.88rem;
}

.spec-table th {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 14px 20px;
  text-align: left;
  font-weight: 400;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.spec-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
}

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

.spec-table tr:nth-child(even) td {
  background: rgba(26, 61, 43, 0.03);
}

.spec-table tr:hover td {
  background: rgba(201, 168, 76, 0.05);
}

.table-note {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-style: italic;
  margin-top: 12px;
  padding: 0 4px;
}

/* =========================================
   Key Facts Box
   ========================================= */
.key-facts-box {
  background: var(--color-white);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 48px 0;
}

.key-facts-header {
  background: var(--color-primary);
  padding: 20px 28px;
}

.key-facts-header h3 {
  color: var(--color-white);
  font-size: 1rem;
  font-family: var(--font-mono);
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

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

.key-fact-item {
  padding: 20px 28px;
  border-bottom: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.key-fact-item:nth-child(even) {
  border-right: none;
}

.key-fact-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.key-fact-value {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-primary);
}

/* =========================================
   FAQ Section
   ========================================= */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 22px 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--color-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  transition: color var(--transition);
}

.faq-question:hover {
  color: var(--color-primary-light);
}

.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1.5px solid var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--color-accent);
  flex-shrink: 0;
  transition: transform 0.3s;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  display: none;
  padding: 0 0 22px;
  color: var(--color-text-muted);
  line-height: 1.7;
  font-size: 0.95rem;
}

.faq-item.open .faq-answer {
  display: block;
}

/* =========================================
   Quality Timeline
   ========================================= */
.quality-timeline {
  position: relative;
  padding-left: 48px;
}

.quality-timeline::before {
  content: '';
  position: absolute;
  left: 16px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-primary-light));
}

.timeline-step {
  position: relative;
  margin-bottom: 36px;
}

.timeline-step:last-child {
  margin-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -40px;
  top: 4px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 3px solid var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-bg-dark);
  font-weight: 400;
  box-shadow: 0 0 0 2px var(--color-accent);
}

.timeline-step h4 {
  font-size: 1rem;
  margin-bottom: 6px;
  color: var(--color-primary);
}

.timeline-step p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* =========================================
   CSS Bar Chart (GHG)
   ========================================= */
.bar-chart {
  max-width: 560px;
  margin: 0 auto;
}

.bar-chart-row {
  margin-bottom: 20px;
}

.bar-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
  color: var(--color-text);
  display: flex;
  justify-content: space-between;
}

.bar-track {
  background: var(--color-border);
  border-radius: 4px;
  height: 32px;
  overflow: hidden;
  position: relative;
}

.bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 1.2s ease-out;
  display: flex;
  align-items: center;
  padding-right: 12px;
  justify-content: flex-end;
}

.bar-fill.coal {
  background: linear-gradient(90deg, #555, #777);
  width: 100%;
}

.bar-fill.pks {
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  width: 0%;
}

.bar-fill[data-target] {
  /* JS will animate this */
}

.bar-value {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-white);
  letter-spacing: 0.04em;
}

/* =========================================
   Market Sections (Markets page)
   ========================================= */
.market-section {
  padding: 64px 0;
  border-bottom: 1px solid var(--color-border);
}

.market-section:last-child {
  border-bottom: none;
}

.market-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
}

.market-header .flag {
  font-size: 2.5rem;
}

.market-header h2 {
  font-size: 2rem;
}

.market-port-list {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.port-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  padding: 5px 10px;
  background: rgba(26, 61, 43, 0.08);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-primary);
}

/* =========================================
   Photo Placeholder System
   ========================================= */
.photo-placeholder {
  background-color: #0F2419;
  background-image: linear-gradient(135deg, #1A3D2B 0%, #0F2419 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.photo-placeholder::after {
  content: attr(data-photo-slot);
  font-family: 'DM Mono', monospace;
  font-size: 11px;
  color: rgba(201, 168, 76, 0.4);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  position: absolute;
  bottom: 12px;
  left: 16px;
}

.photo-placeholder.hero-photo {
  width: 100%;
  height: 100%;
  min-height: 500px;
}

.photo-placeholder.section-photo {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-md);
}

.section-photo-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-md);
  display: block;
}

.photo-placeholder.market-photo {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-md);
}

.market-photo-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-md);
  display: block;
}

.photo-placeholder.article-photo {
  width: 100%;
  aspect-ratio: 16 / 7;
  border-radius: var(--radius-md);
  margin-bottom: 40px;
}

/* =========================================
   Forms
   ========================================= */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text);
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
  -webkit-appearance: none;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26, 61, 43, 0.12);
}

.form-control.error {
  border-color: #c0392b;
}

.form-control.error:focus {
  box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.12);
}

select.form-control {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%235C6B5E' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

.form-error {
  font-size: 0.8rem;
  color: #c0392b;
  margin-top: 4px;
  display: none;
}

.form-error.show {
  display: block;
}

.form-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.checkbox-group input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  flex-shrink: 0;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.checkbox-group label {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  cursor: pointer;
}

.checkbox-group label a {
  color: var(--color-primary);
  text-decoration: underline;
}

.form-success {
  display: none;
  background: rgba(26, 61, 43, 0.06);
  border: 1px solid var(--color-primary-light);
  border-radius: var(--radius-md);
  padding: 32px;
  text-align: center;
}

.form-success.show {
  display: block;
}

.form-success h3 {
  margin-bottom: 8px;
}

.form-success p {
  color: var(--color-text-muted);
  margin: 0;
}

/* =========================================
   Contact Page
   ========================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-meta {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-meta-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-meta-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.contact-meta-value {
  font-size: 0.95rem;
  color: var(--color-text);
  font-weight: 500;
}

.contact-meta-value a {
  color: var(--color-primary);
  transition: color var(--transition);
}

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

.btn-whatsapp {
  background: #25D366;
  color: var(--color-white);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 0.95rem;
  transition: all var(--transition);
}

.btn-whatsapp:hover {
  background: #1DB954;
  transform: translateY(-2px);
  color: var(--color-white);
}

/* =========================================
   Cookie Banner
   ========================================= */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: var(--color-bg-dark);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.cookie-banner.hidden {
  display: none;
}

.cookie-text {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
  flex: 1;
}

.cookie-text a {
  color: var(--color-accent);
  text-decoration: underline;
}

.cookie-actions {
  display: flex;
  gap: 12px;
  flex-shrink: 0;
}

.cookie-btn {
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 500;
  transition: all var(--transition);
}

.cookie-btn.accept {
  background: var(--color-accent);
  color: var(--color-bg-dark);
}

.cookie-btn.accept:hover {
  background: var(--color-accent-hover);
}

.cookie-btn.decline {
  background: transparent;
  color: rgba(255,255,255,0.6);
  border: 1px solid rgba(255,255,255,0.2);
}

.cookie-btn.decline:hover {
  background: rgba(255,255,255,0.06);
  color: var(--color-white);
}

/* =========================================
   Comparison Table
   ========================================= */
.comparison-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.comparison-table th {
  padding: 16px 20px;
  text-align: left;
  background: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 400;
}

.comparison-table th.pks-col {
  background: var(--color-primary-light);
  color: var(--color-accent);
}

.comparison-table td {
  padding: 13px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  color: #ffffff !important;
  background: #172e1f;
}

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

.comparison-table tr:nth-child(even) td {
  background: #1a3326;
}

.comparison-table .pks-col {
  background: #1e3322 !important;
  color: #ffffff !important;
  font-weight: 500;
}

/* =========================================
   Certification Section
   ========================================= */
.cert-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px;
}

.cert-card h3 {
  margin-bottom: 8px;
}

.cert-org {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 16px;
  display: block;
}

.cert-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* =========================================
   Documentation List
   ========================================= */
.doc-list {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.doc-list ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.doc-list ul li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--color-text);
}

.doc-list ul li::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

/* =========================================
   About Page
   ========================================= */
.about-prose {
  max-width: 760px;
  margin: 0 auto;
}

.about-prose p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--color-text);
  margin-bottom: 1.5rem;
}

/* =========================================
   Responsive Breakpoints
   ========================================= */

/* Tablet: 769px - 1024px */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-5 {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

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

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

/* Mobile: up to 768px */
@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
  }

  .section {
    padding: 56px 0;
  }

  .section-lg {
    padding: 80px 0;
  }

  .container {
    padding: 0 16px;
  }

  .nav-links,
  .nav-cta {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .grid-2,
  .grid-3,
  .grid-4,
  .grid-5 {
    grid-template-columns: 1fr;
  }

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

  .hero-ctas {
    flex-direction: column;
    align-items: flex-start;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .form-grid-2 {
    grid-template-columns: 1fr;
  }

  .key-facts-grid {
    grid-template-columns: 1fr;
  }

  .key-fact-item {
    border-right: none;
  }

  .pull-quote {
    padding: 20px;
  }

  .pull-quote p {
    font-size: 1.05rem;
  }

  .market-cards-section .grid-5 {
    grid-template-columns: 1fr 1fr;
  }

  .quality-timeline {
    padding-left: 36px;
  }

  .timeline-dot {
    left: -32px;
  }

  .bar-chart {
    max-width: 100%;
  }

  .cookie-banner {
    flex-direction: column;
    gap: 16px;
  }

  .lang-dropdown {
    right: auto;
    left: 0;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .market-cards-section .grid-5 {
    grid-template-columns: 1fr;
  }
}