/* Da Nang Hoi An theme (Oct 2026): fresh tour-agency look — leaf green actions, sunny yellow accents,
   green top bar, big photo hero, centred section titles, photo package cards. Layered over the shared sister-site stylesheet. */
:root {
  --green-950: #13261a;   /* footer */
  --green-900: #1c1c1c;   /* headings */
  --green-800: #2e7d32;   /* green surfaces with white text (5.1:1) */
  --green-700: #2e7d32;   /* links */
  --green-600: #4caf50;   /* ticks, icons, decoration */
  --green-100: #edf7ee;
  --paper: #ffffff;
  --paper-2: #f6f8f6;
  --line: #e5ebe5;
  --ink: #1c1c1c;
  --muted: #505050;
  --accent: #4caf50;
  --accent-ink: #2e7d32;
  --coral-btn: #2e7d32;
  --teal-dot: #4caf50;
  --leaf: #3b9a3f;        /* green for large text (3.6:1) */
  --sun: #ffc107;         /* yellow accent, dark text on it */
  --sans: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  --serif: var(--sans);
  --radius: 10px;
  --radius-lg: 14px;
  --shadow: 0 2px 6px rgba(0, 0, 0, .05), 0 10px 30px rgba(0, 0, 0, .08);
}

/* ---------- Type ---------- */
body { font-family: var(--sans); }
h1, h2, h3, h4, .logo, .itin__head h3, .note-cards h3, .bundle__price, .reviews-score__num, .ticket__route strong, .ticket__code, .price-card .price {
  font-family: var(--sans); font-style: normal;
}
h1, h2 { font-weight: 700; letter-spacing: -.01em; color: var(--ink); }
h1 { font-size: clamp(2.1rem, 1.3rem + 3.2vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 1.2rem + 1.9vw, 2.8rem); }
.eyebrow { font: 600 1.15rem/1.3 var(--sans); letter-spacing: 0; text-transform: none; color: var(--leaf); }
.lead { color: var(--muted); }
.section-head--center { text-align: center; margin-left: auto; margin-right: auto; }
.section-head--center p:not(.eyebrow) { margin-left: auto; margin-right: auto; }
.section-foot--center { text-align: center; margin-top: 36px; }

/* ---------- Buttons ---------- */
.btn { border-radius: var(--radius); font-weight: 700; }
.btn-primary { background: var(--green-800); color: #fff; }
.btn-primary:hover { background: #256b29; color: #fff; }
.btn-outline { border-color: var(--green-800); color: var(--green-800); background: #fff; }
.btn-outline:hover { background: var(--green-800); color: #fff; }
.btn-accent { background: var(--sun); color: var(--ink); }
.btn-accent:hover { background: #ffcd38; color: var(--ink); }

/* ---------- Top bar + header ---------- */
.topbar { background: var(--green-800); color: #fff; font-size: .88rem; }
.topbar__inner { display: flex; align-items: center; gap: 22px; min-height: 40px; }
.topbar a { color: #fff; text-decoration: none; display: inline-flex; align-items: center; gap: 8px; }
.topbar a:hover { text-decoration: underline; }
.topbar__ico { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: #fff; color: var(--green-800); }
.topbar__ico svg { width: 14px; height: 14px; }
.topbar__social { margin-left: auto; align-self: stretch; display: flex; align-items: center; gap: 4px; background: var(--sun); padding: 0 12px; }
.topbar__social a { color: var(--ink); width: 30px; height: 30px; justify-content: center; border-radius: 50%; font-size: .72rem; }
.topbar__social a:hover { background: rgba(0,0,0,.08); text-decoration: none; }
.topbar__social svg { width: 16px; height: 16px; }
@media (max-width: 760px) { .topbar__txt { display: none; } .topbar__inner { gap: 12px; font-size: .8rem; } }

.site-header { background: #fff; border-bottom: 0; box-shadow: 0 4px 18px rgba(0,0,0,.06); }
.header-inner { min-height: 76px; }
.logo { font-weight: 700; font-size: 1.25rem; color: var(--green-800); }
.logo:hover { color: var(--green-800); }
.logo__mark { color: var(--green-600); }
.nav-desktop a { font-weight: 600; font-size: .95rem; color: var(--ink); }
.nav-desktop a:hover { background: none; color: var(--green-800); }
.nav-desktop a[aria-current="page"] { color: var(--green-800); box-shadow: inset 0 -3px 0 var(--green-600); }
.header-cta { border-radius: 999px; }

/* ---------- Hero: full photo, big white title, booking bar ---------- */
.hero--book { min-height: 0; display: block; padding: clamp(70px, 10vw, 140px) 0 clamp(40px, 5vw, 64px); color: #fff;
  background: linear-gradient(160deg, #1d4d25, #13261a); }
.hero__photo { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero--book::after { display: block; content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, rgba(0,0,0,.45) 0%, rgba(0,0,0,.35) 50%, rgba(0,0,0,.55) 100%); }
.hero--book .wrap { position: relative; z-index: 1; }
.hero-top { text-align: center; max-width: 880px; margin: 0 auto 40px; }
.hero-kicker { font: 600 clamp(1.1rem, 1rem + .5vw, 1.5rem)/1.3 var(--sans); color: #8fe093; margin: 0 0 .4em; text-shadow: 0 1px 8px rgba(0,0,0,.4); }
.hero--book h1 { color: #fff; font-size: clamp(2.2rem, 1.3rem + 3.6vw, 4rem); max-width: none; margin-bottom: .3em; text-shadow: 0 2px 18px rgba(0,0,0,.35); }
.hero--book .lead { color: #fff; margin: 0 auto 1.5em; max-width: 58ch; font-size: clamp(1rem, .95rem + .35vw, 1.2rem); text-shadow: 0 1px 8px rgba(0,0,0,.4); }
.hero--book .hero-actions { justify-content: center; }
.btn-ghost-hero { border-color: rgba(255,255,255,.85); color: #fff; }
.btn-ghost-hero .stars { color: var(--sun); letter-spacing: 1px; }

.book { position: relative; background: #fff; color: var(--ink); border-radius: var(--radius-lg); box-shadow: 0 16px 40px rgba(0,0,0,.25); padding: 16px clamp(16px, 2.4vw, 26px) clamp(16px, 2.4vw, 24px); max-width: 1040px; margin: 0 auto; }
.book__tabs { display: flex; gap: 6px; flex-wrap: wrap; border: 0; margin: 0 0 14px; padding: 0 0 10px; border-bottom: 1px solid var(--line); }
.book__tabs legend { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.book__tab { position: relative; }
.book__tab input { position: absolute; opacity: 0; }
.book__tab span { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: var(--radius); font-weight: 600; font-size: .92rem; color: var(--ink); cursor: pointer; }
.book__tab svg { width: 18px; height: 18px; color: var(--green-600); }
.book__tab span:hover { background: var(--green-100); }
.book__tab input:checked + span { background: var(--green-800); color: #fff; }
.book__tab input:checked + span svg { color: #fff; }
.book__tab input:focus-visible + span { outline: 3px solid var(--sun); outline-offset: 2px; }
.book__fields { display: grid; grid-template-columns: 1.2fr 1fr .8fr auto; gap: 12px; align-items: end; }
.book__field { display: flex; flex-direction: column; gap: 6px; }
.book__field label { font-size: .82rem; font-weight: 600; color: var(--muted); }
.book__field select, .book__field input { height: 50px; width: 100%; border: 1px solid #d5ddd5; background: #fff; padding: 0 14px; font: 500 .98rem var(--sans); color: var(--ink); border-radius: var(--radius); }
.book__field select:focus, .book__field input:focus { outline: none; border-color: var(--green-600); box-shadow: 0 0 0 3px rgba(76,175,80,.2); }
.book__go { height: 50px; padding: 0 24px; border: 0; border-radius: var(--radius); background: var(--green-800); color: #fff; font: 700 1rem var(--sans); cursor: pointer; display: inline-flex; align-items: center; gap: 8px; }
.book__go:hover { background: #256b29; }
.book__go svg { width: 20px; height: 20px; }
@media (max-width: 820px) {
  .book__fields { grid-template-columns: 1fr 1fr; }
  .book__field:first-child, .book__go { grid-column: 1 / -1; justify-content: center; }
}
@media (max-width: 600px) {
  .book__tabs { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
  .book__tab span { padding: 8px 10px; font-size: .85rem; white-space: nowrap; }
}

/* ---------- Feature strip ---------- */
.features { background: #fff; border-bottom: 1px solid var(--line); padding: clamp(28px, 4vw, 44px) 0; }
.features__list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); gap: 24px; }
.features__list li { text-align: center; }
.features__ico { display: inline-grid; place-items: center; width: 64px; height: 64px; border-radius: 50%; background: var(--green-100); color: var(--green-800); margin-bottom: 12px; box-shadow: inset 0 0 0 2px #cfe9d0; }
.features__ico svg { width: 30px; height: 30px; }
.features h3 { font-size: 1.08rem; margin: 0 0 .3em; }
.features p { margin: 0; color: var(--muted); font-size: .93rem; }

/* ---------- Sections ---------- */
.section { padding: clamp(52px, 7vw, 96px) 0; }
.section--tint { background: var(--paper-2); }
.section--pattern { background-color: #f4f5f4;
  background-image: linear-gradient(135deg, rgba(255,255,255,.7) 25%, transparent 25%, transparent 50%, rgba(255,255,255,.7) 50%, rgba(255,255,255,.7) 75%, transparent 75%);
  background-size: 120px 120px; }
.page-hero { background: linear-gradient(180deg, var(--green-100), #fff); }
.page-hero h1 { color: var(--ink); }
.intro-band { background: #fff; }

/* ---------- Package cards (tour style) ---------- */
.pkgs { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr)); gap: 24px; }
.pkg { display: flex; flex-direction: column; background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); transition: transform .2s, box-shadow .2s; }
.pkg:hover { transform: translateY(-4px); box-shadow: 0 4px 10px rgba(0,0,0,.06), 0 18px 40px rgba(0,0,0,.12); }
.pkg__media { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: var(--green-100); margin: 12px 12px 0; border-radius: var(--radius); }
.pkg__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.pkg:hover .pkg__media img { transform: scale(1.06); }
.pkg__tag { position: absolute; top: 12px; left: 12px; background: var(--sun); color: var(--ink); font-size: .78rem; font-weight: 700; padding: 4px 10px; border-radius: 6px; }
.pkg__body { display: flex; flex-direction: column; flex: 1; padding: 18px 20px 20px; }
.pkg__title { font-size: 1.2rem; font-weight: 700; line-height: 1.3; margin: 0 0 12px; }
.pkg__row { display: flex; flex-direction: column; gap: 12px; margin-bottom: 18px; }
.pkg__meta { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; color: var(--muted); font-size: .9rem; }
.pkg__meta li { display: flex; gap: 8px; align-items: flex-start; }
.pkg__meta svg { width: 18px; height: 18px; flex: none; margin-top: 2px; color: var(--green-600); }
.pkg__price { margin: 0; font-size: 1.45rem; font-weight: 700; color: var(--ink); font-variant-numeric: tabular-nums; }
.pkg__price small { display: block; font-size: .8rem; font-weight: 500; color: var(--muted); }
.pkg__price .tbc { font-size: 1rem; }
.pkg__btn { margin-top: auto; width: 100%; }

/* ---------- About + collage ---------- */
.about { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
.about__list { list-style: none; margin: 22px 0 28px; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 10px 20px; }
.about__list li { position: relative; padding-left: 22px; font-weight: 600; font-size: .95rem; }
.about__list li::before { content: ""; position: absolute; left: 0; top: .5em; width: 10px; height: 10px; border-radius: 50%; background: var(--green-600); box-shadow: 0 0 0 3px #d6eed7; }
.collage { position: relative; display: grid; grid-template-columns: 1.4fr 1fr; grid-template-rows: 220px 170px; gap: 14px; }
.collage img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.collage__main { grid-row: 1 / 3; }
.collage__small { border: 6px solid var(--sun); }
.collage__badge { position: absolute; left: -14px; bottom: 26px; background: var(--green-800); color: #fff; border-radius: var(--radius-lg); padding: 12px 18px; box-shadow: var(--shadow); font-size: .8rem; text-align: center; line-height: 1.2; }
.collage__badge strong { display: block; font-size: 1.6rem; }
@media (max-width: 880px) {
  .about { grid-template-columns: 1fr; }
  .collage { grid-template-rows: 180px 140px; }
  .collage__badge { left: 10px; }
}

/* ---------- Existing components, re-skinned ---------- */
.who-list li { background: #fff; border: 1px solid var(--line); }
.who-list li::before { box-shadow: inset 0 0 0 6px #d6eed7; }
.itin, .panel, .map-card, .inquiry, .form-done, .prep-list li, .post-card { border-radius: var(--radius-lg); }
.panel { box-shadow: var(--shadow); }
.panel:not(.panel--warn) { border-top: 0; border-left: 4px solid var(--green-600); }
.panel--warn { border-top: 0; border-left: 4px solid var(--sun); }
.note-cards li, .note-cards li:nth-child(2) { background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); }
.note-cards h3, .note-cards li:nth-child(2) h3 { font-weight: 700; font-size: 1.15rem; color: var(--ink); }
.itin__head h3 { font-weight: 700; font-size: 1.3rem; color: var(--ink); }
.timeline li::before { background: #d6eed7; }
.timeline li::after { background: var(--green-600); }
.timeline time { color: var(--green-800); }
.section--green { background: #1d4d25; }
.section--green .eyebrow, .cta-band .eyebrow { color: #8fe093; }
.cta-band { background: linear-gradient(100deg, #2e7d32, #3b9a3f); color: #fff; }
.cta-band h2 { color: #fff; }
.cta-band p { color: #eef8ee; }
.site-footer { background: var(--green-950); }
.price-items thead th { background: var(--green-800); color: #fff; }
.tbc { font-family: var(--sans); font-style: normal; font-size: .95rem; font-weight: 700; color: #a15c00; }
.reviews-score__num { font-weight: 700; }

/* ---------- Route map ---------- */
.map-card { background: var(--white); box-shadow: var(--shadow); padding: clamp(12px, 2vw, 22px); }
.route-map { display: block; width: 100%; height: auto; font-family: var(--sans); }
.rm-border { fill: none; stroke: #b9c4b9; stroke-width: 2; stroke-dasharray: 6 6; }
.rm-country { font-size: 13px; letter-spacing: .3em; fill: #8a978a; font-weight: 600; }
.rm-sea { fill: #e2f2fb; }
.rm-sea-t { font-size: 12px; fill: #3c86b8; font-style: italic; }
.rm-road { fill: none; stroke: var(--green-600); stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; }
.rm-road--laos { stroke: #e0a800; stroke-dasharray: 2 8; }
.rm-stop circle { fill: #fff; stroke: var(--green-600); stroke-width: 3; }
.rm-stop text { font-size: 14px; fill: var(--ink); font-weight: 500; }
.rm-stop--start circle { fill: var(--green-600); }
.rm-stop--end circle { fill: var(--sun); stroke: #fff; stroke-width: 3; }
.rm-stop--end text, .rm-stop--start text { font-weight: 700; font-size: 16px; }
.rm-dist { font-size: 13px; fill: var(--green-800); font-weight: 700; }

.itin-grid--single { grid-template-columns: minmax(0, 760px); justify-content: center; }
.split .who-list { margin-top: 22px; }
@media (max-width: 880px) { .split { grid-template-columns: 1fr; } }

/* ---------- Floating chat buttons ---------- */
.float-contact .fc-ms { background: linear-gradient(135deg, #0a7cff 0%, #a033ff 60%, #ff5c87 100%); }
.float-contact .fc-zalo { background: #0068ff; }
.float-contact .fc-zalo svg { width: 30px; height: 30px; }
.float-contact .fc-mail { background: var(--sun); color: var(--ink); }
.float-contact .fc-mail:hover { color: var(--ink); }
@media (max-width: 600px) { .float-contact { gap: 10px; } }