/* =====================================================================
   The Bangladesh Trip — one shared stylesheet
   Editorial, uncluttered, premium-but-fast. Teal / sand / cream.
   ===================================================================== */

/* ---- Fonts (Google Fonts, swap for fast first paint) ---- */
@import url("https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600&family=Inter:wght@400;500;600&display=swap");

:root {
  --ink: #14201C;
  --ink-70: #40514b;
  --teal: #0E5A50;
  --teal-600: #0B4A42;
  --sand: #C8A25A;
  --cream: #F7F3EA;
  --paper: #FFFFFF;
  --line: #E4DCCB;
  --shadow: 0 1px 2px rgba(20,32,28,.05), 0 8px 24px rgba(20,32,28,.06);

  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --wrap: 1080px;
  --radius: 14px;
  --radius-sm: 9px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation: none !important; transition: none !important; }
}

/* ---- Typography ---- */
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 500; line-height: 1.12; color: var(--ink); margin: 0 0 .5em; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); font-weight: 600; }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); }
h3 { font-size: 1.3rem; }
h4 { font-size: 1.05rem; font-weight: 600; }
p { margin: 0 0 1rem; }
a { color: var(--teal-600); text-decoration-color: rgba(11,74,66,.35); text-underline-offset: 2px; }
a:hover { text-decoration-color: currentColor; }

.eyebrow { font-family: var(--sans); font-size: .78rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--sand); margin: 0 0 .6rem; }
.muted { color: var(--ink-70); }
.small-print { font-size: .82rem; color: var(--ink-70); margin: .8rem 0 0; }
.lead { font-size: 1.18rem; color: var(--ink-70); max-width: 60ch; }
.text-link { display: inline-block; font-weight: 600; font-size: .95rem; margin-top: .4rem; }

/* ---- Layout ---- */
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 22px; }
.section { padding: clamp(3rem, 7vw, 5.5rem) 0; }
.section-tight { padding: 2.5rem 0; }
.hr { height: 1px; background: var(--line); border: 0; margin: 0; }

/* ---- Skip link / a11y ---- */
.skip { position: absolute; left: -999px; top: 0; background: var(--ink); color: #fff; padding: .6rem 1rem; z-index: 100; border-radius: 0 0 8px 0; }
.skip:focus { left: 0; }
:focus-visible { outline: 3px solid var(--teal); outline-offset: 2px; border-radius: 4px; }

/* ---- Header ---- */
.site-header { position: sticky; top: 0; z-index: 40; background: rgba(247,243,234,.88); backdrop-filter: saturate(140%) blur(8px); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 64px; }
.brand { font-family: var(--serif); font-weight: 600; font-size: 1.15rem; color: var(--ink); text-decoration: none; display: inline-flex; align-items: center; gap: .5rem; letter-spacing: -0.01em; }
.brand .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--sand); display: inline-block; }
.nav { display: flex; gap: 1.4rem; align-items: center; }
.nav a { color: var(--ink); text-decoration: none; font-size: .93rem; font-weight: 500; }
.nav a:hover { color: var(--teal-600); }
.nav .nav-cta { background: var(--teal); color: #fff; padding: .5rem .95rem; border-radius: 999px; }
.nav .nav-cta:hover { background: var(--teal-600); color: #fff; }
.nav-toggle { display: none; background: none; border: 1px solid var(--line); border-radius: 8px; padding: .45rem .6rem; font-size: 1rem; cursor: pointer; color: var(--ink); }

@media (max-width: 760px) {
  .nav { position: fixed; inset: 64px 0 auto 0; background: var(--cream); border-bottom: 1px solid var(--line); flex-direction: column; align-items: flex-start; gap: 0; padding: .5rem 22px 1rem; display: none; }
  .nav.open { display: flex; }
  .nav a { padding: .7rem 0; width: 100%; border-bottom: 1px solid var(--line); }
  .nav .nav-cta { width: auto; margin-top: .6rem; border-bottom: 0; }
  .nav-toggle { display: inline-flex; }
}

/* ---- Buttons ---- */
.cta { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; background: var(--teal); color: #fff; border: 0; font-family: var(--sans); font-size: 1rem; font-weight: 600; padding: .8rem 1.4rem; border-radius: 999px; cursor: pointer; text-decoration: none; transition: background .15s ease, transform .15s ease; }
.cta:hover { background: var(--teal-600); color: #fff; transform: translateY(-1px); }
.cta-ghost { background: transparent; color: var(--teal-600); border: 1.5px solid var(--teal); }
.cta-ghost:hover { background: rgba(14,90,80,.06); color: var(--teal-600); transform: none; }
.cta-lg { font-size: 1.08rem; padding: .95rem 1.8rem; }
.cta-block { display: flex; width: 100%; margin-bottom: .55rem; }
.cta-aff { background: var(--sand); color: var(--ink); font-size: .9rem; padding: .55rem 1rem; margin-top: .5rem; }
.cta-aff:hover { background: #b98f45; color: var(--ink); }

/* ---- Hero ---- */
.hero { padding: clamp(3rem, 8vw, 6rem) 0 clamp(2.5rem, 5vw, 4rem); }
.hero .eyebrow { color: var(--teal); }
.hero h1 { max-width: 15ch; }
.hero .lead { margin-top: 1.1rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.8rem; }
.hero-note { font-size: .85rem; color: var(--ink-70); margin-top: 1rem; }

/* ---- Cards / grids ---- */
.card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow); }
.card-title { margin: 0 0 .9rem; font-family: var(--serif); font-size: 1.25rem; }
.grid { display: grid; gap: 1.2rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 860px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

/* Region cards */
.region-card { overflow: hidden; padding: 0; display: flex; flex-direction: column; text-decoration: none; color: inherit; transition: transform .18s ease, box-shadow .18s ease; }
.region-card:hover { transform: translateY(-3px); box-shadow: 0 12px 32px rgba(20,32,28,.12); }
.region-card .thumb { aspect-ratio: 16 / 10; background: linear-gradient(135deg, #d7c7a6, #b7d1c4); position: relative; overflow: hidden; }
.region-card .thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.region-card .thumb .ph { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-family: var(--serif); color: rgba(20,32,28,.35); font-size: .95rem; }
.region-card .body { padding: 1.15rem 1.25rem 1.4rem; }
.region-card .body h3 { margin-bottom: .3rem; }
.region-card .body p { font-size: .95rem; color: var(--ink-70); margin: 0; }
.region-card .body .best { margin-top: .7rem; font-size: .8rem; color: var(--teal-600); font-weight: 600; }

/* Feature list / steps */
.steps { display: grid; gap: 1.2rem; grid-template-columns: repeat(3, 1fr); counter-reset: step; }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }
.step { }
.step .num { display: inline-flex; align-items: center; justify-content: center; width: 34px; height: 34px; border-radius: 50%; background: var(--teal); color: #fff; font-weight: 600; font-family: var(--serif); margin-bottom: .7rem; }
.step h3 { font-size: 1.1rem; }
.step p { font-size: .95rem; color: var(--ink-70); margin: 0; }

/* ---- Planner form ---- */
.planner-form-wrap { max-width: 760px; margin: 0 auto; }
.planner-form { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(1.3rem, 3vw, 2.2rem); box-shadow: var(--shadow); }
.field { margin-bottom: 1.8rem; }
.field > .field-label { display: block; font-weight: 600; margin-bottom: .2rem; font-size: 1.02rem; }
.field > .field-help { font-size: .85rem; color: var(--ink-70); margin: 0 0 .8rem; }
.choice-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .6rem; }
@media (max-width: 540px) { .choice-grid { grid-template-columns: 1fr; } }
.choice { position: relative; }
.choice input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.choice label { display: block; border: 1.5px solid var(--line); border-radius: var(--radius-sm); padding: .8rem .95rem; cursor: pointer; transition: border-color .15s ease, background .15s ease; background: var(--cream); }
.choice label .c-title { display: block; font-weight: 600; }
.choice label .c-sub { display: block; font-size: .82rem; color: var(--ink-70); margin-top: .1rem; }
.choice input:checked + label { border-color: var(--teal); background: rgba(14,90,80,.06); }
.choice input:focus-visible + label { outline: 3px solid var(--teal); outline-offset: 2px; }

.range-row { display: flex; align-items: center; gap: 1rem; }
.range-row input[type="range"] { flex: 1; accent-color: var(--teal); }
.range-out { font-weight: 600; font-family: var(--serif); font-size: 1.15rem; min-width: 5.5ch; color: var(--teal-600); }

.select, .input { width: 100%; font-family: var(--sans); font-size: 1rem; padding: .7rem .85rem; border: 1.5px solid var(--line); border-radius: var(--radius-sm); background: var(--cream); color: var(--ink); }
.select:focus, .input:focus { border-color: var(--teal); outline: none; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 540px) { .two-col { grid-template-columns: 1fr; } }

.form-warn { color: #8a2b2b; background: #fbeceb; border: 1px solid #f0c9c6; border-radius: 8px; padding: .6rem .8rem; font-size: .9rem; margin-bottom: 1rem; }
.form-submit { display: flex; justify-content: center; margin-top: .5rem; }

/* ---- Result ---- */
.result-head { margin-bottom: 1.6rem; }
.result-head .eyebrow { color: var(--teal); }
.result-meta { color: var(--ink-70); font-weight: 500; margin: 0; }

.cost-card { margin-bottom: 1.4rem; }
.cost-lines { border-top: 1px solid var(--line); }
.cost-row { display: flex; justify-content: space-between; gap: 1rem; padding: .7rem 0; border-bottom: 1px solid var(--line); }
.cost-key { color: var(--ink-70); }
.cost-val { font-weight: 600; white-space: nowrap; font-variant-numeric: tabular-nums; }
.cost-total { border-bottom: 0; padding-top: 1rem; }
.cost-total .cost-key { color: var(--ink); font-weight: 600; }
.cost-total .cost-val { font-family: var(--serif); font-size: 1.35rem; color: var(--teal-600); }

.cur-switch { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem; margin-top: 1rem; }
.cur-label { font-size: .85rem; color: var(--ink-70); margin-right: .3rem; }
.cur-btn { border: 1px solid var(--line); background: var(--cream); color: var(--ink-70); border-radius: 999px; padding: .3rem .7rem; font-size: .82rem; font-weight: 600; cursor: pointer; }
.cur-btn.is-active { background: var(--teal); color: #fff; border-color: var(--teal); }

.result-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 1.4rem; align-items: start; }
@media (max-width: 880px) { .result-grid { grid-template-columns: 1fr; } }
.result-rail { display: grid; gap: 1.4rem; }

/* Itinerary */
.itinerary { list-style: none; counter-reset: none; margin: 1rem 0 0; padding: 0; }
.itin-day { padding: 1rem 0; border-top: 1px solid var(--line); }
.itin-day:first-child { border-top: 0; padding-top: .3rem; }
.itin-top { display: flex; align-items: center; gap: .6rem; margin-bottom: .3rem; }
.itin-num { background: var(--teal); color: #fff; font-size: .72rem; font-weight: 600; letter-spacing: .04em; padding: .18rem .55rem; border-radius: 999px; }
.itin-region { font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; color: var(--sand); font-weight: 600; }
.itin-title { margin: 0 0 .2rem; font-size: 1.08rem; }
.itin-detail { margin: 0; font-size: .95rem; color: var(--ink-70); }

/* Visa */
.visa-badge { display: inline-block; font-size: .82rem; font-weight: 600; padding: .35rem .75rem; border-radius: 999px; margin-bottom: .7rem; }
.visa-visa_on_arrival { background: #e2f0e6; color: #205c37; }
.visa-e_visa { background: #e5eef7; color: #234e75; }
.visa-embassy { background: #f5ece1; color: #7a5a2f; }
.verify-note { font-size: .82rem; color: #7a4a2f; background: #fbf3e8; border: 1px solid #eeddc4; border-radius: 8px; padding: .6rem .7rem; margin: .6rem 0; }

/* Experiences */
.exp-region { font-size: .78rem; text-transform: uppercase; letter-spacing: .07em; color: var(--sand); font-weight: 600; margin: 1rem 0 .5rem; }
.exp-region:first-of-type { margin-top: 0; }
.exp-item { padding: .7rem 0; border-top: 1px solid var(--line); }
.exp-item:first-of-type { border-top: 0; }
.exp-title { margin: 0 0 .2rem; font-weight: 600; }
.exp-note { margin: 0; font-size: .9rem; color: var(--ink-70); }

/* Share bar */
.share-bar { margin-top: 1.8rem; background: var(--ink); color: var(--cream); border-radius: var(--radius); padding: 1.5rem; }
.share-bar .muted { color: rgba(247,243,234,.7); }
.share-lead { font-family: var(--serif); font-size: 1.25rem; margin: 0 0 .2rem; }
.share-row { display: flex; gap: .6rem; margin: 1rem 0 .8rem; flex-wrap: wrap; }
.share-input { flex: 1; min-width: 200px; font-size: .9rem; padding: .7rem .8rem; border-radius: var(--radius-sm); border: 1px solid rgba(247,243,234,.25); background: rgba(247,243,234,.08); color: var(--cream); }
.share-bar .cta { background: var(--sand); color: var(--ink); }
.share-bar .cta:hover { background: #d8b46e; }
.share-bar .text-link { color: var(--sand); }

/* ---- Article / content pages ---- */
.article { max-width: 720px; margin: 0 auto; }
.article h2 { margin-top: 2.2rem; }
.article h3 { margin-top: 1.6rem; }
.article ul, .article ol { padding-left: 1.3rem; }
.article li { margin-bottom: .5rem; }
.callout { background: var(--paper); border-left: 3px solid var(--sand); border-radius: 0 8px 8px 0; padding: 1rem 1.2rem; margin: 1.4rem 0; box-shadow: var(--shadow); }
.callout p:last-child { margin-bottom: 0; }
.breadcrumb { font-size: .85rem; color: var(--ink-70); margin-bottom: 1rem; }
.breadcrumb a { color: var(--ink-70); }

/* Example-cost table */
.cost-table { width: 100%; border-collapse: collapse; margin: 1.2rem 0; font-size: .95rem; }
.cost-table th, .cost-table td { text-align: left; padding: .7rem .6rem; border-bottom: 1px solid var(--line); }
.cost-table th { font-family: var(--sans); font-weight: 600; }
.cost-table td:last-child, .cost-table th:last-child { text-align: right; font-variant-numeric: tabular-nums; }
.table-scroll { overflow-x: auto; }

/* Prefilled-example CTA band */
.prefill-band { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow); display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; justify-content: space-between; margin: 2rem 0; }
.prefill-band p { margin: 0; }

/* Region page hero image */
.region-hero { aspect-ratio: 21 / 9; border-radius: var(--radius); overflow: hidden; background: linear-gradient(135deg, #d7c7a6, #a7c6b7); margin: 1.4rem 0 2rem; position: relative; }
.region-hero img { width: 100%; height: 100%; object-fit: cover; display: block; }
.region-hero .ph { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; color: rgba(20,32,28,.4); font-family: var(--serif); }

/* Chips */
.chips { display: flex; flex-wrap: wrap; gap: .45rem; margin: .8rem 0; }
.chip { background: var(--cream); border: 1px solid var(--line); border-radius: 999px; padding: .3rem .8rem; font-size: .82rem; font-weight: 600; color: var(--teal-600); }

/* Cross links */
.crosslinks { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: .8rem; margin-top: 1.2rem; }
.crosslink { display: block; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 1rem 1.1rem; text-decoration: none; color: inherit; transition: border-color .15s; }
.crosslink:hover { border-color: var(--teal); }
.crosslink strong { display: block; color: var(--ink); }
.crosslink span { font-size: .85rem; color: var(--ink-70); }

/* ---- Disclosure / FAQ ---- */
.faq details { border-bottom: 1px solid var(--line); padding: .3rem 0; }
.faq summary { cursor: pointer; font-weight: 600; padding: .8rem 0; list-style: none; font-family: var(--serif); font-size: 1.1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--sand); font-weight: 400; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--ink-70); padding-bottom: .8rem; }

/* ---- Footer ---- */
.site-footer { background: var(--ink); color: var(--cream); padding: 3rem 0 2rem; margin-top: 3rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 2rem; }
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer h4 { color: var(--cream); font-family: var(--sans); font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; opacity: .7; margin-bottom: .8rem; }
.site-footer a { color: var(--cream); text-decoration: none; opacity: .85; display: block; padding: .25rem 0; font-size: .95rem; }
.site-footer a:hover { opacity: 1; text-decoration: underline; }
.footer-brand { font-family: var(--serif); font-size: 1.3rem; font-weight: 600; margin-bottom: .5rem; }
.footer-brand .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--sand); display: inline-block; margin-left: 2px; }
.footer-about { font-size: .92rem; opacity: .8; max-width: 40ch; }
.footer-bottom { border-top: 1px solid rgba(247,243,234,.15); margin-top: 2rem; padding-top: 1.5rem; font-size: .82rem; opacity: .7; display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; justify-content: space-between; }
.footer-disclosure { font-size: .8rem; opacity: .65; margin-top: .8rem; max-width: 60ch; }

/* Utility */
[hidden] { display: none !important; }
.center { text-align: center; }
.mt-0 { margin-top: 0; }
.stack > * + * { margin-top: 1rem; }