/* TripScan · Gravity compact-cinematic · deep-navy-mint */

:root {
  --navy-deep: #061953;
  --navy-mid: #0d2459;
  --navy-surface: #112a66;
  --teal-track: #0b6669;
  --mint: #97feed;
  --mint-soft: #6ee7c5;
  --accent: #35a29f;
  --ink: #f4f5fb;
  --ink-muted: #a8b8d8;
  --glass: rgba(17, 42, 102, 0.72);
  --glass-border: rgba(151, 254, 237, 0.18);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --font-display: "Iowan Old Style", "Palatino Linotype", Palatino, "Times New Roman", serif;
  --font-body: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --shell-max: 1440px;
  --rail-width: 240px;
  --hero-max-h-desktop: 55vh;
  --hero-max-h-tablet: 44vh;
  --hero-max-h-mobile: 38vh;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.62;
  color: var(--ink);
  background: var(--navy-deep);
  -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
  color: var(--mint-soft);
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 0.65em;
}

h1 {
  font-size: clamp(2rem, 4.2vw, 3.35rem);
}

h2 {
  font-size: clamp(1.55rem, 2.8vw, 2.35rem);
}

h3 {
  font-size: clamp(1.1rem, 1.8vw, 1.35rem);
}

p {
  margin: 0 0 1em;
}

small {
  font-size: 0.82rem;
  color: var(--ink-muted);
}

/* Shell — side rail + balanced canvas (Gravity structural language) */

.gravity-shell {
  display: grid;
  grid-template-columns: var(--rail-width) minmax(0, 1fr);
  min-height: 100vh;
  max-width: min(100%, 2160px);
  margin: 0 auto;
}

.gravity-rail {
  position: sticky;
  top: 0;
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  min-height: 100vh;
  padding: 1.35rem 1.1rem;
  background: linear-gradient(180deg, rgba(8, 28, 79, 0.98), rgba(6, 25, 83, 0.94));
  border-right: 1px solid var(--glass-border);
  z-index: 20;
}

.rail-brand-row,
.rail-nav-row,
.rail-cta-row {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--ink);
  font-weight: 600;
  font-size: 0.95rem;
}

.brand small {
  display: block;
  font-size: 0.72rem;
  color: var(--ink-muted);
  font-weight: 400;
}

.brand-logo {
  flex: 0 0 auto;
  width: 56px;
  height: 56px;
  max-width: 64px;
  max-height: 64px;
}

.brand-logo svg {
  width: 100%;
  height: 100%;
}

.rail-nav-row nav {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.rail-nav-row nav a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ink-muted);
  padding: 0.35rem 0;
  border-bottom: 1px solid transparent;
}

.rail-nav-row nav a:hover {
  color: var(--mint);
  border-bottom-color: rgba(151, 254, 237, 0.35);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--mint-soft));
  color: var(--navy-deep);
  font-weight: 700;
  font-size: 0.85rem;
}

.gravity-canvas {
  min-width: 0;
  background:
    radial-gradient(ellipse 80% 50% at 70% 0%, rgba(53, 162, 159, 0.12), transparent 60%),
    radial-gradient(ellipse 60% 40% at 20% 100%, rgba(151, 254, 237, 0.06), transparent 55%),
    var(--navy-deep);
}

.gravity-flow {
  width: 100%;
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 0 clamp(1rem, 3vw, 2.5rem) 3rem;
}

/* Bands & editorial sections */

.band {
  padding: clamp(2.5rem, 5vw, 4rem) 0;
}

.band-inner {
  width: 100%;
}

.section-heading {
  max-width: 52rem;
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}

.section-kicker {
  display: inline-block;
  margin-bottom: 0.65rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mint-soft);
}

.eyebrow {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mint);
  margin-bottom: 0.85rem;
}

.lead {
  font-size: clamp(1.02rem, 1.5vw, 1.15rem);
  color: var(--ink-muted);
  max-width: 38rem;
}

.geo-line {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--mint-soft);
  letter-spacing: 0.06em;
}

/* Compact cinematic hero + editorial photo mask */

.gravity-hero {
  padding-top: clamp(1.25rem, 2.5vw, 2rem);
  padding-bottom: clamp(1.5rem, 3vw, 2.5rem);
}

.gravity-hero .hero-split {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(1rem, 2.5vw, 2rem);
  align-items: center;
}

.hero-copy {
  position: relative;
  z-index: 2;
  padding: clamp(0.5rem, 1.5vw, 1rem) 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.35rem;
}

.hero-visual {
  position: relative;
  isolation: isolate;
  width: 100%;
  max-height: var(--hero-max-h-desktop);
  max-width: 100%;
  aspect-ratio: 16 / 11;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, var(--navy-mid), var(--navy-surface));
  border: 1px solid var(--glass-border);
  clip-path: polygon(0 8%, 100% 0, 100% 92%, 0 100%);
  box-shadow:
    0 24px 48px rgba(0, 0, 0, 0.35),
    inset 0 1px 0 rgba(151, 254, 237, 0.12);
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(6, 25, 83, 0.55) 0%, transparent 45%, rgba(151, 254, 237, 0.08) 100%);
  pointer-events: none;
  z-index: 1;
}

.hero-visual::after {
  content: "";
  position: absolute;
  inset: 12% 8% 10% 18%;
  border: 1px solid rgba(151, 254, 237, 0.22);
  border-radius: var(--radius-md);
  pointer-events: none;
  z-index: 1;
}

/* Buttons */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.72rem 1.25rem;
  border-radius: 999px;
  font-weight: 650;
  font-size: 0.92rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.button-primary {
  background: linear-gradient(135deg, var(--mint-soft), var(--mint));
  color: var(--navy-deep);
  box-shadow: 0 8px 24px rgba(110, 231, 197, 0.25);
}

.button-secondary {
  background: transparent;
  color: var(--ink);
  border-color: var(--glass-border);
  backdrop-filter: blur(8px);
}

.button:hover {
  transform: translateY(-1px);
}

/* Cards — Gravity glass panels */

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
  gap: clamp(0.85rem, 2vw, 1.25rem);
}

.card {
  padding: 1.25rem 1.15rem;
  border-radius: var(--radius-md);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.18);
}

.card-icon {
  display: inline-flex;
  width: 2.25rem;
  height: 2.25rem;
  margin-bottom: 0.65rem;
  color: var(--mint);
}

.card-icon svg {
  width: 100%;
  height: 100%;
}

.card-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mint-soft);
  margin-bottom: 0.35rem;
}

/* Process */

.process-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.process-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.15rem;
  border-radius: var(--radius-md);
  background: rgba(13, 36, 89, 0.55);
  border: 1px solid var(--glass-border);
}

.step-icon {
  display: inline-flex;
  width: 2.5rem;
  height: 2.5rem;
  color: var(--mint);
}

/* Calculator & contact forms */

.calculator-grid,
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(1.25rem, 3vw, 2.5rem);
  align-items: start;
}

.calculator-form,
.contact-form {
  display: grid;
  gap: 0.85rem;
  padding: 1.35rem;
  border-radius: var(--radius-lg);
  background: var(--glass);
  border: 1px solid var(--glass-border);
}

label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.88rem;
  color: var(--ink-muted);
}

label span {
  font-weight: 600;
  color: var(--ink);
}

input,
select,
textarea,
output {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(151, 254, 237, 0.22);
  background: rgba(6, 25, 83, 0.65);
  color: var(--ink);
  font: inherit;
}

textarea {
  min-height: 6.5rem;
  resize: vertical;
}

output {
  display: block;
  font-weight: 600;
  color: var(--mint);
  border-style: dashed;
}

.fact-disclaimer {
  font-size: 0.85rem;
  color: var(--ink-muted);
}

.form-message {
  color: var(--mint-soft);
  font-size: 0.9rem;
}

/* Geography chips */

.geo-chips {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: 1rem;
}

.geo-chip {
  padding: 1.1rem;
  border-radius: var(--radius-md);
  background: rgba(11, 102, 105, 0.22);
  border: 1px solid var(--glass-border);
}

.geo-chip strong {
  display: block;
  margin-bottom: 0.45rem;
  font-family: var(--font-display);
  color: var(--mint);
}

.geo-chip span {
  color: var(--ink-muted);
  font-size: 0.92rem;
}

/* Guide chapters */

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

.chapter {
  padding: 1.25rem 1.15rem;
  border-radius: var(--radius-md);
  background: rgba(13, 36, 89, 0.45);
  border-left: 3px solid var(--accent);
}

.chapter ul {
  margin: 0.75rem 0 0;
  padding-left: 1.15rem;
  color: var(--ink-muted);
}

.chapter li {
  margin-bottom: 0.35rem;
}

/* FAQ */

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

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

.faq-list summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--ink);
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list details[open] summary {
  color: var(--mint);
  margin-bottom: 0.65rem;
}

/* Footer */

.site-footer {
  margin-top: 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--glass-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 1.5rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--mint);
}

.footer-grid a {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--ink-muted);
}

.footer-coverage {
  font-size: 0.85rem;
  color: var(--mint-soft);
}

/* Icon motion — compact ambient, min 14s loops */

.icon-draw,
.icon-pulse,
.icon-slide,
.icon-spin {
  animation-duration: 14s;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
}

.icon-pulse {
  animation-name: gl-icon-pulse;
}

.icon-slide {
  animation-name: gl-icon-slide;
}

.icon-spin {
  animation-name: gl-icon-spin;
}

@keyframes gl-icon-pulse {
  0%,
  100% {
    opacity: 0.85;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.06);
  }
}

@keyframes gl-icon-slide {
  0%,
  100% {
    transform: translateX(0);
  }
  50% {
    transform: translateX(2px);
  }
}

@keyframes gl-icon-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Tablet */

@media (max-width: 1100px) {
  .gravity-shell {
    grid-template-columns: 200px minmax(0, 1fr);
  }

  .hero-visual {
    max-height: var(--hero-max-h-tablet);
  }

  .calculator-grid,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* Mobile */

@media (max-width: 820px) {
  .gravity-shell {
    grid-template-columns: 1fr;
  }

  .gravity-rail {
    position: relative;
    min-height: auto;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 1rem;
    border-right: none;
    border-bottom: 1px solid var(--glass-border);
  }

  .rail-brand-row {
    flex: 1 1 auto;
  }

  .rail-nav-row {
    flex: 1 1 100%;
    order: 3;
  }

  .rail-nav-row nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.65rem 1rem;
  }

  .rail-cta-row {
    flex: 0 0 auto;
  }

  .brand-logo {
    width: 48px;
    height: 48px;
  }

  .gravity-hero .hero-split {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    max-height: var(--hero-max-h-mobile);
    order: -1;
    clip-path: polygon(0 4%, 100% 0, 100% 96%, 0 100%);
  }

  .hero-copy {
    padding-top: 0.5rem;
  }
}

@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;
  }

  .button:hover {
    transform: none;
  }
}