/* TransConexion – styles.css */
/* Modern Urban Editorial Static Site */

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

:root {
  --color-bg: #f8f7f5;
  --color-surface: #ffffff;
  --color-text: #1a1a1a;
  --color-text-muted: #5c5c5c;
  --color-accent: #2a6b5a;
  --color-accent-hover: #1e5244;
  --color-border: #e4e2de;
  --color-hero-overlay: rgba(18, 18, 18, 0.55);
  --color-footer-bg: #1a1a1a;
  --color-footer-text: #cccccc;
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --content-width: 740px;
  --site-width: 1120px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3.5rem;
  --spacing-xl: 5rem;
  --radius: 8px;
  --shadow-card: 0 1px 4px rgba(0,0,0,0.06);
}

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

body {
  font-family: var(--font-main);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-accent); text-decoration: none; }
a:hover { color: var(--color-accent-hover); }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3 { line-height: 1.25; font-weight: 700; }
h1 { font-size: 2.4rem; letter-spacing: -0.02em; }
h2 { font-size: 1.6rem; margin-bottom: var(--spacing-sm); }
h3 { font-size: 1.15rem; margin-bottom: var(--spacing-xs); }
p { margin-bottom: var(--spacing-sm); }
ul, ol { margin-bottom: var(--spacing-sm); padding-left: 1.25rem; }
li { margin-bottom: 0.35rem; }

/* ===== LAYOUT ===== */
.container { max-width: var(--site-width); margin: 0 auto; padding: 0 var(--spacing-md); }
.content-narrow { max-width: var(--content-width); margin: 0 auto; }

/* ===== HEADER ===== */
.site-header {
  position: absolute;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: var(--spacing-sm) 0;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.site-header.header-static {
  position: relative;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}
.site-header.header-static .logo-text,
.site-header.header-static .nav-toggle span {
  color: var(--color-text);
}
.site-header.header-static .nav-link {
  color: var(--color-text);
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}
.logo-img { height: 32px; width: auto; }
.logo-text {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
}

/* Desktop nav */
.nav-desktop { display: none; }
@media (min-width: 960px) {
  .nav-desktop { display: flex; gap: 1.25rem; align-items: center; }
  .nav-toggle { display: none !important; }
}
.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.9);
  transition: color 0.2s;
}
.nav-link:hover { color: #fff; }
.site-header.header-static .nav-link:hover { color: var(--color-accent); }

/* Mobile nav toggle */
.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
@media (min-width: 960px) { .nav-toggle { display: none; } }
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav panel */
.nav-mobile {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(26,26,26,0.97);
  z-index: 99;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
}
.nav-mobile.open { display: flex; }
.nav-mobile .nav-link {
  font-size: 1.2rem;
  color: #fff;
}
.nav-mobile .nav-link:hover { color: var(--color-accent); }

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-hero-overlay);
}
.hero-content {
  position: relative;
  z-index: 1;
  padding: var(--spacing-md);
  max-width: 680px;
}
.hero h1 {
  color: #fff;
  font-size: 2.6rem;
  margin-bottom: var(--spacing-md);
}
@media (max-width: 600px) {
  .hero h1 { font-size: 1.8rem; }
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 0.85rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  text-decoration: none;
}
.btn-primary {
  background: var(--color-accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--color-accent-hover);
  color: #fff;
  transform: translateY(-1px);
}

/* ===== SECTIONS ===== */
.section {
  padding: var(--spacing-xl) 0;
}
.section:nth-child(even) {
  background: var(--color-surface);
}
.section-title {
  margin-bottom: var(--spacing-md);
}

/* Section with image beside text */
.section-with-image {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  align-items: center;
}
@media (min-width: 768px) {
  .section-with-image { grid-template-columns: 1fr 1fr; }
  .section-with-image.reverse .section-image { order: -1; }
}
.section-image img {
  border-radius: var(--radius);
  width: 100%;
  object-fit: cover;
  max-height: 380px;
}

/* ===== CITY HIGHLIGHTS (homepage) ===== */
.city-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}
@media (min-width: 600px) {
  .city-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 900px) {
  .city-grid { grid-template-columns: repeat(3, 1fr); }
}
.city-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.2s;
}
.city-card:hover { box-shadow: 0 2px 10px rgba(0,0,0,0.08); }
.city-card h3 { margin-bottom: var(--spacing-xs); }
.city-card p { color: var(--color-text-muted); font-size: 0.95rem; margin-bottom: 0; }

/* ===== FAQ ===== */
.faq-list { margin-top: var(--spacing-md); }
.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-sm) 0;
}
.faq-item:last-child { border-bottom: none; }
.faq-question {
  font-weight: 600;
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
}
.faq-answer {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* ===== CTA SECTION ===== */
.cta-section {
  text-align: center;
  padding: var(--spacing-xl) 0;
}
.cta-section p {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-muted);
}

/* ===== LEGAL PAGES ===== */
.legal-header {
  padding: var(--spacing-lg) 0 var(--spacing-md);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}
.legal-header h1 {
  font-size: 2rem;
  color: var(--color-text);
}
.legal-content {
  padding: var(--spacing-lg) 0;
}
.legal-content h2 {
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  font-size: 1.35rem;
}
.legal-content ul { list-style: disc; }
.legal-content p, .legal-content li {
  color: var(--color-text-muted);
  font-size: 0.97rem;
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: var(--spacing-lg) 0 var(--spacing-md);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
}
.footer-brand { font-weight: 700; font-size: 1.1rem; color: #fff; margin-bottom: var(--spacing-xs); }
.footer-links { list-style: none; padding: 0; }
.footer-links li { margin-bottom: 0.35rem; }
.footer-links a { color: var(--color-footer-text); font-size: 0.9rem; }
.footer-links a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--spacing-sm);
  font-size: 0.85rem;
  text-align: center;
  color: rgba(255,255,255,0.5);
}