/* TripScan — Baseline structural language × forest-cream × technical-showcase */

:root {
  --gl-bg: #f4f0e6;
  --gl-bg-alt: #e8e2d4;
  --gl-surface: #ffffff;
  --gl-surface-raised: #faf7f0;
  --gl-ink: #1e2f24;
  --gl-ink-muted: #5a6b5e;
  --gl-ink-subtle: #c8cfc4;
  --gl-accent: #3d6b4f;
  --gl-accent-alt: #8ba888;
  --gl-accent-ink: #f4f0e6;
  --gl-line: #d4cfc3;
  --gl-forest-deep: #2b4a38;
  --gl-cream-warm: #efe8d8;
  --gl-font-display: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --gl-font-body: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --gl-radius: 1.25rem;
  --gl-radius-lg: 1.75rem;
  --gl-radius-pill: 62.5rem;
  --gl-duration: 0.32s;
  --gl-duration-slow: 0.7s;
  --gl-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --page-max: 88rem;
  --rail-width: 15.5rem;
  --hero-max-h-desktop: 55vh;
  --hero-max-h-tablet: 44vh;
  --hero-max-h-mobile: 38vh;
}

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

html {
  font-size: 16px;
  background: var(--gl-bg);
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--gl-font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--gl-ink);
  background: var(--gl-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

::selection {
  background: var(--gl-accent);
  color: var(--gl-accent-ink);
}

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

img,
svg {
  display: block;
  max-width: 100%;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--gl-accent-alt);
  outline-offset: 2px;
}

.page-shell {
  display: grid;
  grid-template-columns: 1fr;
  min-height: 100vh;
}

.side-rail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.25rem;
  padding: 1rem 1.25rem;
  background: var(--gl-surface);
  border-bottom: 1px solid var(--gl-line);
}

.rail-brand-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  min-width: 0;
}

.brand-logo {
  flex: 0 0 auto;
  width: 2.75rem;
  height: 2.75rem;
  max-width: 64px;
  max-height: 64px;
  border-radius: 0.85rem;
  background:
    linear-gradient(145deg, var(--gl-accent) 0%, var(--gl-forest-deep) 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.22), 0 6px 18px rgba(43, 74, 56, 0.18);
}

.brand-logo::after {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  border-radius: inherit;
  background:
    radial-gradient(circle at 35% 35%, rgba(255, 255, 255, 0.35) 0%, transparent 55%);
}

.brand span {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  min-width: 0;
}

.brand small {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--gl-ink-muted);
  letter-spacing: 0.04em;
}

.rail-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 1.1rem;
  font-size: 0.88rem;
  font-weight: 500;
}

.rail-nav a {
  padding: 0.35rem 0;
  color: var(--gl-ink-muted);
  transition: color var(--gl-duration) var(--gl-ease);
}

.rail-nav a:hover {
  color: var(--gl-accent);
}

.header-cta,
.rail-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.15rem;
  border-radius: var(--gl-radius-pill);
  background: var(--gl-accent);
  color: var(--gl-accent-ink);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  white-space: nowrap;
  transition: background var(--gl-duration) var(--gl-ease), transform var(--gl-duration) var(--gl-ease);
}

.header-cta:hover,
.rail-cta:hover {
  background: var(--gl-forest-deep);
  transform: translateY(-1px);
}

.main-stage {
  min-width: 0;
}

.main-canvas {
  width: 100%;
  padding: 0.75rem;
}

@media (min-width: 1024px) {
  .page-shell {
    grid-template-columns: var(--rail-width) minmax(0, 1fr);
    align-items: stretch;
  }

  .side-rail {
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 2rem;
    padding: 1.75rem 1.25rem 2rem;
    border-bottom: none;
    border-right: 1px solid var(--gl-line);
    position: sticky;
    top: 0;
    height: 100vh;
    overflow: auto;
  }

  .rail-brand-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .rail-nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.65rem;
    margin-top: auto;
  }

  .rail-cta {
    width: 100%;
  }

  .main-canvas {
    padding: 1rem 1.25rem 1.5rem 1rem;
  }
}

@media (min-width: 1440px) {
  .main-canvas {
    padding: 1.25rem 2rem 2rem 1.25rem;
  }
}

.section-inner {
  width: 100%;
  max-width: var(--page-max);
  margin-inline: auto;
}

.section {
  padding: 3.5rem 0;
}

.section:nth-of-type(even) {
  background: var(--gl-bg-alt);
  border-radius: var(--gl-radius-lg);
  margin-inline: -0.25rem;
  padding-inline: 0.25rem;
}

.section-heading {
  max-width: 46rem;
  margin-bottom: 2rem;
}

.section-kicker {
  display: inline-block;
  margin-bottom: 0.65rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gl-accent);
}

.section-heading h2 {
  font-family: var(--gl-font-display);
  font-size: clamp(1.65rem, 3vw, 2.35rem);
  font-weight: 650;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 0.85rem;
}

.section-heading p {
  color: var(--gl-ink-muted);
  max-width: 42rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.85rem;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gl-accent);
}

.eyebrow::before {
  content: "";
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--gl-accent-alt);
}

.showcase-hero {
  padding: 1.25rem 0 2.5rem;
}

.showcase-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: start;
}

.hero-copy h1 {
  font-family: var(--gl-font-display);
  font-size: clamp(2rem, 5vw, 3.15rem);
  font-weight: 650;
  line-height: 1.08;
  letter-spacing: -0.025em;
  margin-bottom: 1rem;
  max-width: 16ch;
}

.lead {
  font-size: 1.05rem;
  line-height: 1.62;
  color: var(--gl-ink-muted);
  max-width: 38rem;
  margin-bottom: 1.35rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.82rem 1.35rem;
  border-radius: var(--gl-radius-pill);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: background var(--gl-duration) var(--gl-ease), color var(--gl-duration) var(--gl-ease), border-color var(--gl-duration) var(--gl-ease), transform var(--gl-duration) var(--gl-ease);
}

.button-primary {
  background: var(--gl-accent);
  color: var(--gl-accent-ink);
}

.button-primary:hover {
  background: var(--gl-forest-deep);
  transform: translateY(-1px);
}

.button-secondary {
  background: transparent;
  color: var(--gl-ink);
  border: 1px solid var(--gl-line);
}

.button-secondary:hover {
  border-color: var(--gl-accent);
  color: var(--gl-accent);
}

.geo-line {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--gl-forest-deep);
}

.geo-line::before {
  content: "";
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--gl-accent-alt);
}

.showcase-stage {
  min-width: 0;
}

.material-collage-frame {
  position: relative;
  border-radius: var(--gl-radius-lg);
  overflow: hidden;
  background:
    linear-gradient(135deg, var(--gl-cream-warm) 0%, var(--gl-bg-alt) 100%);
  border: 1px solid var(--gl-line);
  box-shadow:
    0 18px 40px rgba(30, 47, 36, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.65);
}

.material-collage-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(
      -12deg,
      transparent 0 14px,
      rgba(61, 107, 79, 0.04) 14px 15px
    );
  z-index: 1;
}

.hero-visual {
  position: relative;
  width: 100%;
  max-height: var(--hero-max-h-mobile);
  aspect-ratio: 4 / 3;
  overflow: hidden;
  z-index: 0;
}

@media (min-width: 768px) {
  .showcase-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 2rem;
    align-items: center;
  }

  .hero-visual {
    max-height: var(--hero-max-h-tablet);
    aspect-ratio: 5 / 4;
  }
}

@media (min-width: 1024px) {
  .showcase-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 2.5rem;
  }

  .hero-visual {
    max-height: var(--hero-max-h-desktop);
    aspect-ratio: 16 / 11;
  }
}

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

@media (min-width: 640px) {
  .cards-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .cards-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: 1.25rem 1.15rem 1.1rem;
  background: var(--gl-surface);
  border: 1px solid var(--gl-line);
  border-radius: var(--gl-radius);
  box-shadow: 0 8px 24px rgba(30, 47, 36, 0.05);
  transition: transform var(--gl-duration-slow) var(--gl-ease), box-shadow var(--gl-duration-slow) var(--gl-ease);
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  border-radius: var(--gl-radius) var(--gl-radius) 0 0;
  background: linear-gradient(90deg, var(--gl-accent-alt), var(--gl-accent), var(--gl-forest-deep));
  opacity: 0.85;
}

.card::after {
  content: "";
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 0.55rem;
  background:
    linear-gradient(145deg, rgba(139, 168, 136, 0.35), rgba(61, 107, 79, 0.2)),
    repeating-linear-gradient(45deg, rgba(43, 74, 56, 0.08) 0 3px, transparent 3px 6px);
  border: 1px solid rgba(61, 107, 79, 0.15);
  pointer-events: none;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(30, 47, 36, 0.1);
}

.card-icon {
  display: inline-flex;
  width: 2rem;
  height: 2rem;
  border-radius: 0.55rem;
  background: var(--gl-bg-alt);
  border: 1px solid var(--gl-line);
  margin-bottom: 0.15rem;
}

.card-icon[data-icon="tent"]::after { content: "⛺"; font-size: 0.95rem; display: grid; place-items: center; width: 100%; height: 100%; }
.card-icon[data-icon="camera"]::after { content: "📷"; font-size: 0.95rem; display: grid; place-items: center; width: 100%; height: 100%; }
.card-icon[data-icon="aurora"]::after { content: "✦"; font-size: 0.95rem; display: grid; place-items: center; width: 100%; height: 100%; color: var(--gl-accent); }
.card-icon[data-icon="sailboat"]::after { content: "⛵"; font-size: 0.95rem; display: grid; place-items: center; width: 100%; height: 100%; }
.card-icon[data-icon="volcano"]::after { content: "▲"; font-size: 0.95rem; display: grid; place-items: center; width: 100%; height: 100%; color: var(--gl-accent); }
.card-icon[data-icon="compass"]::after { content: "◎"; font-size: 0.95rem; display: grid; place-items: center; width: 100%; height: 100%; color: var(--gl-accent); }
.card-icon[data-icon="backpack"]::after { content: "🎒"; font-size: 0.95rem; display: grid; place-items: center; width: 100%; height: 100%; }
.card-icon[data-icon="train"]::after { content: "🚆"; font-size: 0.95rem; display: grid; place-items: center; width: 100%; height: 100%; }

.card-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gl-accent);
}

.card h3 {
  font-size: 1.05rem;
  font-weight: 650;
  line-height: 1.25;
}

.card p {
  font-size: 0.92rem;
  color: var(--gl-ink-muted);
  flex: 1;
}

.card small {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gl-forest-deep);
}

.guide-body {
  display: grid;
  gap: 1.25rem;
}

.chapter {
  padding: 1.35rem 1.25rem;
  background: var(--gl-surface);
  border: 1px solid var(--gl-line);
  border-radius: var(--gl-radius);
  box-shadow: inset 3px 0 0 var(--gl-accent-alt);
}

.chapter h3 {
  font-size: 1.15rem;
  font-weight: 650;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.chapter p {
  color: var(--gl-ink-muted);
  margin-bottom: 0.85rem;
}

.chapter ul {
  padding-left: 1.15rem;
  color: var(--gl-ink);
}

.chapter li {
  margin-bottom: 0.45rem;
}

.process-list {
  list-style: none;
  display: grid;
  gap: 1rem;
  counter-reset: step;
}

.process-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.15rem 1.1rem;
  background: var(--gl-surface);
  border: 1px solid var(--gl-line);
  border-radius: var(--gl-radius);
}

.step-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.75rem;
  background: var(--gl-bg-alt);
  border: 1px solid var(--gl-line);
}

.process-list h3 {
  font-size: 1.02rem;
  font-weight: 650;
  margin-bottom: 0.35rem;
}

.process-list p {
  font-size: 0.92rem;
  color: var(--gl-ink-muted);
}

.geo-chips {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
}

@media (min-width: 768px) {
  .geo-chips {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.geo-chip {
  padding: 1.1rem 1rem;
  background: var(--gl-surface);
  border: 1px solid var(--gl-line);
  border-radius: var(--gl-radius);
}

.geo-chip strong {
  display: block;
  font-size: 0.98rem;
  margin-bottom: 0.45rem;
}

.geo-chip span {
  font-size: 0.9rem;
  color: var(--gl-ink-muted);
}

.faq-list {
  display: grid;
  gap: 0.65rem;
}

.faq-list details {
  background: var(--gl-surface);
  border: 1px solid var(--gl-line);
  border-radius: var(--gl-radius);
  padding: 0.85rem 1rem;
}

.faq-list summary {
  cursor: pointer;
  font-weight: 600;
  line-height: 1.35;
}

.faq-list p {
  margin-top: 0.65rem;
  color: var(--gl-ink-muted);
  font-size: 0.92rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
}

@media (min-width: 900px) {
  .contact-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

.tripscan-disclaimer {
  margin-top: 1rem;
  font-size: 0.82rem;
  color: var(--gl-ink-muted);
}

.contact-form {
  display: grid;
  gap: 0.85rem;
  padding: 1.25rem;
  background: var(--gl-surface);
  border: 1px solid var(--gl-line);
  border-radius: var(--gl-radius-lg);
}

.contact-form label {
  display: grid;
  gap: 0.4rem;
}

.contact-form label span {
  font-size: 0.82rem;
  font-weight: 600;
}

.contact-form textarea,
.contact-form select {
  width: 100%;
  padding: 0.7rem 0.75rem;
  border: 1px solid var(--gl-line);
  border-radius: 0.75rem;
  background: var(--gl-surface-raised);
  resize: vertical;
  min-height: 5.5rem;
}

.form-message {
  font-size: 0.88rem;
  color: var(--gl-forest-deep);
}

.site-footer {
  padding: 2.5rem 0 3rem;
  border-top: 1px solid var(--gl-line);
  margin-top: 1rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.footer-brand {
  font-size: 1.05rem;
}

.footer-coverage {
  margin-top: 0.5rem;
  font-size: 0.88rem;
  color: var(--gl-ink-muted);
}

.site-footer h3 {
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gl-accent);
  margin-bottom: 0.65rem;
}

.site-footer a,
.site-footer p {
  display: block;
  font-size: 0.88rem;
  color: var(--gl-ink-muted);
  margin-bottom: 0.35rem;
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .card:hover {
    transform: none;
  }
}