/* Taniti Tourism — D479 interactive prototype
   Light tropical palette; mobile-first; clear IA for tourists */

:root {
  --ocean: #0a5c6a;
  --ocean-deep: #06424c;
  --lagoon: #1a8a9a;
  --sand: #f3ebe0;
  --sand-dark: #e4d4c0;
  --coral: #c45c3a;
  --coral-hover: #a44a2e;
  --ink: #1c2a2e;
  --muted: #5a6a6e;
  --panel: #ffffff;
  --focus: rgba(10, 92, 106, 0.35);
  --radius: 10px;
  --shadow: 0 8px 24px rgba(28, 42, 46, 0.08);
  --max: 1100px;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Source Sans 3", "Segoe UI", sans-serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(26, 138, 154, 0.12), transparent),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(196, 92, 58, 0.08), transparent),
    var(--sand);
  line-height: 1.6;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

main {
  flex: 1;
  width: 100%;
}

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

a {
  color: var(--ocean);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--coral);
}

.visually-hidden {
  position: absolute !important;
  height: 1px;
  width: 1px;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
  border: 0;
  padding: 0;
  margin: -1px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--ocean);
  color: #fff;
  padding: 0.6rem 1rem;
  z-index: 1000;
}

.skip-link:focus {
  left: 0.75rem;
  top: 0.75rem;
}

/* Header / Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--sand-dark);
}

.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 4vw, 1.45rem);
  font-weight: 600;
  color: var(--ocean-deep);
  text-decoration: none;
  letter-spacing: -0.02em;
  min-width: 0;
}

.brand span {
  color: var(--coral);
}

.nav-toggle {
  display: none;
  background: var(--ocean);
  color: #fff;
  border: 0;
  border-radius: 8px;
  padding: 0.55rem 0.85rem;
  font: inherit;
  cursor: pointer;
}

.nav-toggle:focus-visible,
.btn:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 0.35rem 1rem;
  flex-wrap: wrap;
}

.primary-nav a {
  text-decoration: none;
  color: var(--ink);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.35rem 0.2rem;
}

.primary-nav a[aria-current="page"] {
  color: var(--ocean);
  box-shadow: inset 0 -2px 0 var(--lagoon);
}

.primary-nav .nav-cta {
  background: var(--coral);
  color: #fff !important;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  box-shadow: none;
}

.primary-nav .nav-cta:hover {
  background: var(--coral-hover);
  color: #fff !important;
}

@media (max-width: 840px) {
  .nav-toggle {
    display: inline-flex;
    min-height: 44px;
    min-width: 44px;
  }

  .primary-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: var(--panel);
    flex-direction: column;
    align-items: stretch;
    padding: 0.75rem 1.25rem 1.25rem;
    border-bottom: 1px solid var(--sand-dark);
    box-shadow: var(--shadow);
    max-height: min(80vh, 560px);
    overflow-y: auto;
  }

  .primary-nav.is-open {
    display: flex;
  }

  .primary-nav a {
    padding: 0.75rem 0.35rem;
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .primary-nav .nav-cta {
    text-align: center;
    margin-top: 0.35rem;
    justify-content: center;
  }
}

/* Layout */
main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.25rem clamp(0.85rem, 3vw, 1.25rem) 3rem;
}

.hero {
  display: grid;
  gap: 1.25rem;
  align-items: center;
  margin-bottom: 1.5rem;
  padding: clamp(1.15rem, 4vw, 1.75rem);
  border-radius: calc(var(--radius) + 4px);
  background:
    linear-gradient(135deg, rgba(10, 92, 106, 0.92), rgba(6, 66, 76, 0.88)),
    repeating-linear-gradient(
      -18deg,
      transparent,
      transparent 12px,
      rgba(255, 255, 255, 0.03) 12px,
      rgba(255, 255, 255, 0.03) 24px
    );
  color: #fff;
  min-height: clamp(220px, 42vw, 280px);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 6.5vw, 3rem);
  line-height: 1.15;
  font-weight: 650;
  letter-spacing: -0.03em;
  max-width: 14ch;
}

.hero p {
  max-width: 42ch;
  opacity: 0.95;
  font-size: clamp(1rem, 2.8vw, 1.1rem);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: 0;
  border-radius: 999px;
  padding: 0.75rem 1.2rem;
  min-height: 44px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  touch-action: manipulation;
}

.btn-primary {
  background: var(--coral);
  color: #fff;
}

.btn-primary:hover {
  background: var(--coral-hover);
  color: #fff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.45);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
}

.btn-outline {
  background: transparent;
  color: var(--ocean);
  border: 1.5px solid var(--ocean);
}

.btn-outline:hover {
  background: var(--ocean);
  color: #fff;
}

.section {
  margin: 2rem 0;
}

.section h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
  color: var(--ocean-deep);
}

.section .lede {
  color: var(--muted);
  max-width: 60ch;
  margin-bottom: 1.25rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.card {
  background: var(--panel);
  border: 1px solid var(--sand-dark);
  border-radius: var(--radius);
  padding: 1.15rem;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--ocean-deep);
}

.card p {
  color: var(--muted);
  font-size: 0.98rem;
  flex: 1;
}

.badge {
  display: inline-block;
  align-self: start;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--sand);
  color: var(--ocean-deep);
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
}

.badge-budget {
  background: #dceee8;
  color: #1b5e4b;
}

.badge-mid {
  background: #e7eef5;
  color: #204e6b;
}

.badge-luxury {
  background: #f5e7dc;
  color: #7a3f1e;
}

.flow-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.75rem;
  counter-reset: step;
}

.flow-step {
  background: var(--panel);
  border-radius: var(--radius);
  padding: 1rem;
  border: 1px dashed var(--lagoon);
  position: relative;
}

.flow-step::before {
  counter-increment: step;
  content: counter(step);
  display: inline-flex;
  width: 1.6rem;
  height: 1.6rem;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--ocean);
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.filter-btn {
  border: 1px solid var(--sand-dark);
  background: var(--panel);
  border-radius: 999px;
  padding: 0.55rem 0.95rem;
  min-height: 44px;
  font: inherit;
  cursor: pointer;
  touch-action: manipulation;
}

.filter-btn.is-active {
  background: var(--ocean);
  color: #fff;
  border-color: var(--ocean);
}

.lodging-item[hidden] {
  display: none !important;
}

.table-wrap {
  overflow-x: auto;
  background: var(--panel);
  border-radius: var(--radius);
  border: 1px solid var(--sand-dark);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

th,
td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--sand-dark);
}

th {
  background: var(--sand);
  color: var(--ocean-deep);
}

.faq details {
  background: var(--panel);
  border: 1px solid var(--sand-dark);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  margin-bottom: 0.6rem;
}

.faq summary {
  font-weight: 700;
  cursor: pointer;
  color: var(--ocean-deep);
  min-height: 44px;
  display: flex;
  align-items: center;
  touch-action: manipulation;
}

.faq details[open] summary {
  margin-bottom: 0.45rem;
}

.form-panel {
  background: var(--panel);
  border: 1px solid var(--sand-dark);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
  max-width: 640px;
}

.form-row {
  display: grid;
  gap: 0.35rem;
  margin-bottom: 1rem;
}

.form-row-split {
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

@media (max-width: 560px) {
  .form-row-split {
    grid-template-columns: 1fr;
  }
}

.interest-fieldset {
  border: 1px solid var(--sand-dark);
  border-radius: 8px;
  padding: 0.85rem 1rem 1rem;
  margin: 0 0 1rem;
}

.interest-fieldset legend {
  font-weight: 650;
  font-size: 0.92rem;
  padding: 0 0.25rem;
}

.field-hint {
  margin: 0 0 0.65rem;
  font-size: 0.9rem;
  color: var(--ink-muted, #4a5560);
}

.checkbox-grid {
  display: grid;
  gap: 0.45rem;
}

.check-label {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 500;
  font-size: 0.95rem;
}

.check-label input {
  width: auto;
  min-height: 0;
  margin: 0;
}

label {
  font-weight: 650;
  font-size: 0.92rem;
}

input,
select,
textarea {
  font: inherit;
  font-size: 16px; /* avoids iOS zoom-on-focus */
  padding: 0.65rem 0.75rem;
  min-height: 44px;
  border: 1px solid var(--sand-dark);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

textarea {
  min-height: 110px;
  resize: vertical;
}

.form-status {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  border-radius: 8px;
  background: #dceee8;
  color: #1b5e4b;
  display: none;
}

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

.site-footer {
  border-top: 1px solid var(--sand-dark);
  background: var(--ocean-deep);
  color: rgba(255, 255, 255, 0.9);
  padding: 1.5rem 1.25rem;
  margin-top: auto;
}

.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.92rem;
}

.footer-inner a {
  color: #fff;
}

.wireframe-page {
  background: #fafafa;
}

.wireframe-page main {
  max-width: 1200px;
}

.wireframe-grid {
  display: grid;
  gap: 1.5rem;
}

.wireframe-card {
  background: #fff;
  border: 1px solid #ccc;
  border-radius: 8px;
  padding: 1rem;
}

.wireframe-card h3 {
  margin-bottom: 0.75rem;
  font-family: var(--font-body);
  font-size: 1rem;
}

.wireframe-card svg {
  width: 100%;
  height: auto;
  border: 1px solid #ddd;
  background: #fff;
}

/* Phones / small tablets — tighter rhythm, no sideways scroll */
@media (max-width: 640px) {
  .card-grid {
    grid-template-columns: 1fr;
  }

  .flow-steps {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 0;
  }

  .hero-actions,
  .filters {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn,
  .filters .filter-btn {
    width: 100%;
    justify-content: center;
  }

  .footer-inner {
    flex-direction: column;
    gap: 0.75rem;
  }

  .table-wrap {
    -webkit-overflow-scrolling: touch;
  }

  th,
  td {
    padding: 0.65rem 0.75rem;
    font-size: 0.9rem;
  }

  .form-panel {
    padding: 1rem;
  }
}

/* Large phones / small landscape */
@media (min-width: 641px) and (max-width: 840px) {
  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* Wide screens — keep content readable */
@media (min-width: 1200px) {
  .hero h1 {
    max-width: 16ch;
  }
}

/* Safe areas (notched phones) */
@supports (padding: max(0px)) {
  .site-header .header-inner,
  main,
  .site-footer {
    padding-left: max(1rem, env(safe-area-inset-left));
    padding-right: max(1rem, env(safe-area-inset-right));
  }

  .site-footer {
    padding-bottom: max(1.5rem, env(safe-area-inset-bottom));
  }
}