/* ════════════════════════════════════════════════════════════════
   SÁNG ĐẠO TRONG ĐỜI — Airbnb-style Design System v2
   White-first surfaces · saffron accent · card-led browsing
   Patterns nghiên cứu từ Mobbin (Airbnb web, 2024-25)
   ════════════════════════════════════════════════════════════════ */

:root {
  /* ── Brand ── */
  --saffron:      #f59000;
  --saffron-deep: #e07700;
  --gold:         #fbc117;
  --maroon:       #440200;
  --cream:        #fffbf0;
  --cream-deep:   #f7e8ba;

  /* ── Airbnb-structure neutrals (warm-shifted) ── */
  --ink:      #241c14;   /* ~ Airbnb #222 */
  --muted:    #6f665c;   /* ~ Airbnb #717171 */
  --faint:    #8a8075;
  --line:     #ece7df;   /* hairline ~ #ebebeb */
  --line-strong: #d9d2c7;
  --bg:       #ffffff;
  --bg-soft:  #f9f6f1;   /* ~ Airbnb #f7f7f7 */
  --bg-cream: var(--cream);

  /* ── Accent & status ── */
  --accent:       var(--saffron-deep);
  --accent-text:  #b45f06;   /* chữ nhỏ trên nền trắng — ≥4.5:1 */
  --accent-grad:  linear-gradient(90deg, #f59000 0%, #e07700 50%, #d96a00 100%);
  --ok:    #0e7a3c;
  --warn:  #b25e00;
  --bad:   #b3261e;
  --info:  #175c8f;

  /* ── Type ── */
  --font: 'Manrope', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --fs-12: 12px; --fs-14: 14px; --fs-16: 16px; --fs-18: 18px;
  --fs-22: 22px; --fs-26: 26px; --fs-32: 32px; --fs-48: 48px;

  /* ── Radius / shadow (Airbnb DNA) ── */
  --r-8: 8px; --r-12: 12px; --r-16: 16px; --r-24: 24px; --r-pill: 999px;
  --sh-sm:   0 1px 2px rgba(36,28,20,.08), 0 4px 12px rgba(36,28,20,.05);
  --sh-md:   0 6px 16px rgba(36,28,20,.12);
  --sh-lg:   0 8px 28px rgba(36,28,20,.18);
  --sh-pill: 0 3px 10px rgba(36,28,20,.10);

  /* ── Layout ── */
  --w-wide: 1760px;   /* explore grid */
  --w-page: 1120px;   /* detail/content */
  --w-text: 720px;
  --pad-x: 24px;
  --header-h: 80px;
}

/* ═══ Reset ═══ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{font-family:var(--font);font-size:var(--fs-16);line-height:1.5;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
img,svg,video{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
::selection{background:var(--gold);color:var(--maroon)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ═══ Containers ═══ */
.wrap{max-width:calc(var(--w-wide) + var(--pad-x)*2);margin:0 auto;padding:0 var(--pad-x)}
.wrap-page{max-width:calc(var(--w-page) + var(--pad-x)*2);margin:0 auto;padding:0 var(--pad-x)}
.wrap-text{max-width:calc(var(--w-text) + var(--pad-x)*2);margin:0 auto;padding:0 var(--pad-x)}

/* ═══ Typography ═══ */
h1,.h1{font-size:var(--fs-32);font-weight:800;letter-spacing:-.02em;line-height:1.15}
h2,.h2{font-size:var(--fs-26);font-weight:800;letter-spacing:-.01em;line-height:1.2}
h3,.h3{font-size:var(--fs-22);font-weight:700;line-height:1.25}
h4,.h4{font-size:var(--fs-18);font-weight:700}
.display{font-size:var(--fs-48);font-weight:800;letter-spacing:-.03em;line-height:1.06}
.lead{font-size:var(--fs-18);color:var(--muted);line-height:1.6}
.muted{color:var(--muted)}.small{font-size:var(--fs-14)}.tiny{font-size:var(--fs-12)}
.underlink{text-decoration:underline;text-underline-offset:2px;font-weight:600}
.underlink:hover{color:var(--accent)}

/* ═══ Header (Airbnb: white sticky, logo | tabs | pill menu) ═══ */
.ab-header{position:sticky;top:0;z-index:100;background:var(--bg);border-bottom:1px solid var(--line)}
.ab-header-in{display:flex;align-items:center;justify-content:space-between;gap:16px;height:var(--header-h);max-width:calc(var(--w-wide) + var(--pad-x)*2);margin:0 auto;padding:0 var(--pad-x)}
.ab-logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.ab-logo img{height:38px;width:auto}
.ab-logo .ab-logo-name{font-weight:800;font-size:17px;color:var(--saffron-deep);letter-spacing:-.01em;white-space:nowrap}
.ab-nav-tabs{display:flex;gap:8px;align-items:center}
.ab-nav-tabs a{padding:10px 16px;border-radius:var(--r-pill);font-weight:600;font-size:var(--fs-14);color:var(--muted);transition:background .15s,color .15s;white-space:nowrap}
.ab-nav-tabs a:hover{background:var(--bg-soft);color:var(--ink)}
.ab-nav-tabs a[aria-current="page"],.ab-nav-tabs a.active{color:var(--ink);font-weight:700;position:relative}
.ab-nav-tabs a[aria-current="page"]::after,.ab-nav-tabs a.active::after{content:"";position:absolute;left:16px;right:16px;bottom:2px;height:2px;border-radius:2px;background:var(--ink)}
.ab-header-right{display:flex;align-items:center;gap:8px;flex-shrink:0}
.ab-header-cta{padding:10px 14px;border-radius:var(--r-pill);font-weight:600;font-size:var(--fs-14);transition:background .15s}
.ab-header-cta:hover{background:var(--bg-soft)}
.ab-menu-pill{display:flex;align-items:center;gap:10px;padding:6px 6px 6px 12px;border:1px solid var(--line-strong);border-radius:var(--r-pill);transition:box-shadow .15s;position:relative}
.ab-menu-pill:hover{box-shadow:var(--sh-pill)}
.ab-menu-pill .bars{width:16px;height:12px;display:flex;flex-direction:column;justify-content:space-between}
.ab-menu-pill .bars span{height:2px;border-radius:2px;background:var(--ink)}
.ab-menu-pill .ava{width:32px;height:32px;border-radius:50%;background:var(--maroon);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:700;overflow:hidden}
.ab-menu-pill .ava img{width:100%;height:100%;object-fit:cover}
.ab-dropdown{position:absolute;top:calc(100% + 10px);right:0;min-width:240px;background:var(--bg);border-radius:var(--r-12);box-shadow:var(--sh-lg);padding:8px 0;display:none;z-index:110}
.ab-dropdown.open{display:block}
.ab-dropdown a{display:block;padding:11px 16px;font-size:var(--fs-14);font-weight:500}
.ab-dropdown a:hover{background:var(--bg-soft)}
.ab-dropdown .sep{height:1px;background:var(--line);margin:8px 0}
.ab-dropdown .strong{font-weight:700}

/* ═══ Search pill (segmented) ═══ */
.ab-search{display:flex;align-items:center;background:var(--bg);border:1px solid var(--line-strong);border-radius:var(--r-pill);box-shadow:var(--sh-pill);max-width:850px;margin:0 auto}
.ab-search .seg{flex:1;min-width:0;padding:14px 24px;border-radius:var(--r-pill);cursor:pointer;transition:background .15s;text-align:left}
.ab-search .seg:hover{background:var(--bg-soft)}
.ab-search .seg .lbl{display:block;font-size:var(--fs-12);font-weight:700}
.ab-search .seg .val{display:block;font-size:var(--fs-14);color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ab-search .divider{width:1px;height:32px;background:var(--line);flex-shrink:0}
.ab-search .go{width:48px;height:48px;margin:7px;border-radius:50%;background:var(--accent-grad);color:#fff;display:grid;place-items:center;flex-shrink:0;transition:transform .15s}
.ab-search .go:hover{transform:scale(1.04)}
.ab-search--compact{max-width:420px;box-shadow:var(--sh-sm)}
.ab-search--compact .seg{padding:9px 18px}
.ab-search--compact .go{width:34px;height:34px;margin:5px}

/* ═══ Category chips ═══ */
.ab-chips{display:flex;gap:8px;overflow-x:auto;padding:14px 2px;scrollbar-width:none;-ms-overflow-style:none}
.ab-chips::-webkit-scrollbar{display:none}
.ab-chip{display:flex;flex-direction:column;align-items:center;gap:6px;min-width:72px;padding:8px 10px;border-radius:var(--r-12);color:var(--muted);border-bottom:2px solid transparent;transition:color .15s;cursor:pointer;font-size:var(--fs-12);font-weight:600;white-space:nowrap;flex-shrink:0}
.ab-chip svg{width:24px;height:24px;stroke-width:1.6}
.ab-chip:hover{color:var(--ink)}
.ab-chip.active{color:var(--ink);border-bottom-color:var(--ink)}
.ab-chip-pill{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border:1px solid var(--line-strong);border-radius:var(--r-pill);font-size:var(--fs-14);font-weight:600;background:var(--bg);transition:border-color .15s,background .15s;cursor:pointer;white-space:nowrap;flex-shrink:0}
.ab-chip-pill:hover{border-color:var(--ink)}
.ab-chip-pill.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.ab-chip-pill .count{font-weight:700}

/* ═══ Cards (explore) ═══ */
.ab-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:24px 16px;padding:24px 0}
.ab-row{display:grid;grid-auto-flow:column;grid-auto-columns:262px;gap:16px;overflow-x:auto;padding:8px 2px 24px;scroll-snap-type:x mandatory;scrollbar-width:none}
.ab-row::-webkit-scrollbar{display:none}
.ab-row>*{scroll-snap-align:start}
.ab-rowhead{display:flex;align-items:center;justify-content:space-between;margin-top:24px}
.ab-rowhead h2{display:flex;align-items:center;gap:4px;font-size:var(--fs-22)}
.ab-rowhead .arrows{display:flex;gap:8px}
.ab-rowhead .arrows button{width:32px;height:32px;border-radius:50%;border:1px solid var(--line-strong);display:grid;place-items:center;background:var(--bg);transition:box-shadow .15s}
.ab-rowhead .arrows button:hover{box-shadow:var(--sh-sm)}

.ab-card{position:relative;display:block}
.ab-card .ph{position:relative;aspect-ratio:20/19;border-radius:var(--r-12);overflow:hidden;background:var(--bg-soft)}
.ab-card .ph img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.ab-card:hover .ph img{transform:scale(1.03)}
.ab-card .badge{position:absolute;top:12px;left:12px;background:rgba(255,255,255,.95);border-radius:var(--r-pill);padding:5px 10px;font-size:var(--fs-12);font-weight:700;box-shadow:var(--sh-sm)}
.ab-card .heart{position:absolute;top:10px;right:10px;width:32px;height:32px;display:grid;place-items:center;color:#fff;filter:drop-shadow(0 1px 2px rgba(0,0,0,.4))}
.ab-card .heart svg{width:22px;height:22px;fill:rgba(36,28,20,.5);stroke:#fff;stroke-width:2;transition:transform .15s,fill .15s}
.ab-card .heart:hover svg{transform:scale(1.1)}
.ab-card .heart.saved svg{fill:var(--saffron);stroke:#fff}
.ab-card .dots{position:absolute;bottom:10px;left:50%;transform:translateX(-50%);display:flex;gap:5px}
.ab-card .dots i{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.6)}
.ab-card .dots i.on{background:#fff}
.ab-card .meta{padding-top:10px;display:grid;grid-template-columns:1fr auto;gap:2px 8px}
.ab-card .t{font-weight:700;font-size:15px;grid-column:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ab-card .rate{grid-column:2;grid-row:1;display:flex;align-items:center;gap:4px;font-size:var(--fs-14)}
.ab-card .rate svg{width:12px;height:12px;fill:var(--ink)}
.ab-card .sub{grid-column:1/-1;color:var(--muted);font-size:var(--fs-14);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ab-card .price{grid-column:1/-1;font-size:var(--fs-14);margin-top:2px}
.ab-card .price b{font-weight:700}

/* ═══ Buttons ═══ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;border-radius:var(--r-8);padding:13px 24px;font-size:var(--fs-16);transition:transform .1s,box-shadow .15s,background .15s;text-align:center}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--accent-grad);color:#fff}
.btn-primary:hover{box-shadow:var(--sh-md)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#000}
.btn-outline{border:1px solid var(--ink);background:var(--bg)}
.btn-outline:hover{background:var(--bg-soft)}
.btn-ghost{background:transparent;font-weight:600}
.btn-ghost:hover{background:var(--bg-soft)}
.btn-pill{border-radius:var(--r-pill)}
.btn-sm{padding:8px 16px;font-size:var(--fs-14)}
.btn-lg{padding:15px 32px;font-size:var(--fs-18)}
.btn-block{width:100%}
.btn[disabled]{opacity:.4;cursor:not-allowed}

/* ═══ Listing detail ═══ */
.ab-gallery{display:grid;grid-template-columns:1fr 1fr;gap:8px;border-radius:var(--r-16);overflow:hidden;position:relative}
.ab-gallery .main{grid-row:span 2;aspect-ratio:4/3.35}
.ab-gallery .side{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.ab-gallery img{width:100%;height:100%;object-fit:cover;transition:filter .15s;cursor:pointer}
.ab-gallery img:hover{filter:brightness(.92)}
.ab-gallery .showall{position:absolute;right:16px;bottom:16px;background:#fff;border:1px solid var(--ink);border-radius:var(--r-8);padding:7px 14px;font-size:var(--fs-14);font-weight:600;box-shadow:var(--sh-sm)}
.ab-detail{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:0 88px;padding:32px 0 48px}
.ab-detail-main>section{padding:32px 0;border-bottom:1px solid var(--line)}
.ab-detail-main>section:last-child{border-bottom:0}
.ab-aside{position:relative}
.ab-book-card{position:sticky;top:calc(var(--header-h) + 24px);border:1px solid var(--line-strong);border-radius:var(--r-16);box-shadow:var(--sh-md);padding:24px;background:var(--bg)}
.ab-book-card .price-line{display:flex;align-items:baseline;gap:6px;margin-bottom:16px}
.ab-book-card .price-line b{font-size:var(--fs-22);font-weight:800}
.ab-book-card .rows{border:1px solid var(--line-strong);border-radius:var(--r-8);overflow:hidden;margin-bottom:16px}
.ab-book-card .rows .r{display:grid;grid-template-columns:1fr 1fr;border-bottom:1px solid var(--line-strong)}
.ab-book-card .rows .r:last-child{border-bottom:0}
.ab-book-card .rows .cell{padding:10px 12px}
.ab-book-card .rows .cell+ .cell{border-left:1px solid var(--line-strong)}
.ab-book-card .rows .lbl{display:block;font-size:10px;font-weight:800;text-transform:uppercase;letter-spacing:.04em}
.ab-book-card .rows .val{font-size:var(--fs-14);color:var(--muted)}
.ab-book-card .note{text-align:center;color:var(--muted);font-size:var(--fs-14);margin-top:12px}
.ab-book-card .breakdown{margin-top:16px;display:grid;gap:10px}
.ab-book-card .breakdown .li{display:flex;justify-content:space-between;font-size:var(--fs-16)}
.ab-book-card .breakdown .li span:first-child{text-decoration:underline;text-underline-offset:2px;color:var(--muted)}
.ab-book-card .breakdown .total{display:flex;justify-content:space-between;font-weight:800;border-top:1px solid var(--line);padding-top:14px;margin-top:4px}
.ab-titlebar h1{font-size:var(--fs-26);margin:24px 0 6px}
.ab-titlebar .sub{display:flex;flex-wrap:wrap;gap:6px;align-items:center;color:var(--ink);font-size:var(--fs-14);font-weight:600}
.ab-titlebar .sub .dot::before{content:"·";margin:0 4px;color:var(--muted)}
.ab-titlebar .actions{display:flex;gap:8px;margin-left:auto}
.ab-titlebar .top{display:flex;align-items:flex-end;flex-wrap:wrap;gap:8px}
.ab-hostrow{display:flex;align-items:center;gap:16px}
.ab-hostrow .ava{width:48px;height:48px;border-radius:50%;object-fit:cover;background:var(--maroon)}
.ab-hostrow .who b{display:block;font-size:var(--fs-16)}
.ab-hostrow .who span{color:var(--muted);font-size:var(--fs-14)}
.ab-amenities{display:grid;grid-template-columns:1fr 1fr;gap:14px 24px}
.ab-amenities .am{display:flex;align-items:center;gap:14px;font-size:15px}
.ab-amenities .am svg{width:24px;height:24px;flex-shrink:0;stroke-width:1.5}
.ab-things{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;padding:32px 0}
.ab-things h4{margin-bottom:12px}
.ab-things li{padding:5px 0;color:var(--muted);font-size:var(--fs-14)}
.ab-feature-list .f{display:flex;gap:16px;padding:12px 0}
.ab-feature-list .f svg{width:26px;height:26px;flex-shrink:0;stroke-width:1.5;margin-top:2px}
.ab-feature-list .f b{display:block;font-size:15px}
.ab-feature-list .f p{color:var(--muted);font-size:var(--fs-14)}

/* ═══ Review cards ═══ */
.ab-reviews{display:grid;grid-template-columns:1fr 1fr;gap:24px 48px}
.ab-review .head{display:flex;gap:12px;align-items:center;margin-bottom:8px}
.ab-review .ava{width:40px;height:40px;border-radius:50%;object-fit:cover}
.ab-review .head b{display:block}
.ab-review .head span{font-size:var(--fs-14);color:var(--muted)}
.ab-review p{font-size:15px;line-height:1.55}
.ab-stars{display:inline-flex;gap:2px}
.ab-stars svg{width:12px;height:12px;fill:var(--ink)}

/* ═══ Wizard (become-a-host DNA) ═══ */
.ab-wiz-header{position:sticky;top:0;z-index:90;display:flex;align-items:center;justify-content:space-between;padding:20px 40px;background:var(--bg)}
.ab-wiz-header .exit{border:1px solid var(--line-strong);border-radius:var(--r-pill);padding:9px 16px;font-size:var(--fs-14);font-weight:600;background:var(--bg)}
.ab-wiz-header .exit:hover{border-color:var(--ink)}
.ab-wiz-body{min-height:calc(100vh - 180px);display:flex;align-items:center;justify-content:center;padding:40px 24px}
.ab-wiz-intro{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;max-width:1080px}
.ab-wiz-intro .step-tag{font-size:var(--fs-16);font-weight:600;margin-bottom:12px}
.ab-wiz-intro h1{font-size:var(--fs-48);font-weight:800;letter-spacing:-.02em;line-height:1.08;margin-bottom:16px}
.ab-wiz-intro p{font-size:var(--fs-18);color:var(--muted);line-height:1.6}
.ab-wiz-form{width:100%;max-width:640px}
.ab-wiz-form h1{font-size:var(--fs-32);margin-bottom:8px}
.ab-wiz-form .hint{color:var(--muted);margin-bottom:32px}
.ab-wiz-footer{position:sticky;bottom:0;background:var(--bg);z-index:90}
.ab-wiz-progress{display:flex;gap:6px}
.ab-wiz-progress i{flex:1;height:4px;background:var(--line);position:relative;overflow:hidden}
.ab-wiz-progress i b{position:absolute;inset:0;background:var(--ink);transform-origin:left;transform:scaleX(var(--p,0));transition:transform .4s ease}
.ab-wiz-actions{display:flex;align-items:center;justify-content:space-between;padding:16px 40px}
.ab-wiz-actions .back{font-weight:700;text-decoration:underline;text-underline-offset:2px;padding:10px 4px}
.ab-stepperrow{display:flex;align-items:center;justify-content:space-between;padding:18px 0;border-bottom:1px solid var(--line)}
.ab-stepperrow:last-child{border-bottom:0}
.ab-stepperrow .q{font-size:var(--fs-16)}
.ab-stepper{display:flex;align-items:center;gap:14px}
.ab-stepper button{width:32px;height:32px;border-radius:50%;border:1px solid var(--line-strong);color:var(--muted);display:grid;place-items:center;font-size:18px;transition:border-color .15s,color .15s}
.ab-stepper button:hover:not([disabled]){border-color:var(--ink);color:var(--ink)}
.ab-stepper button[disabled]{opacity:.3;cursor:not-allowed}
.ab-stepper .n{min-width:24px;text-align:center;font-weight:600}
.ab-tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.ab-tile{border:1px solid var(--line-strong);border-radius:var(--r-12);padding:18px 16px;display:flex;flex-direction:column;gap:10px;cursor:pointer;transition:border-color .12s,box-shadow .12s;background:var(--bg);text-align:left}
.ab-tile svg{width:30px;height:30px;stroke-width:1.5}
.ab-tile b{font-size:15px}
.ab-tile:hover{border-color:var(--ink)}
.ab-tile.selected{border:2px solid var(--ink);background:var(--bg-soft);padding:17px 15px}
.ab-checklist{display:grid;gap:4px}
.ab-checklist a{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:var(--r-8);font-size:var(--fs-14);font-weight:600;color:var(--muted)}
.ab-checklist a:hover{background:var(--bg-soft)}
.ab-checklist a.current{outline:2px solid var(--ink);color:var(--ink)}
.ab-checklist .st{width:18px;height:18px;border-radius:50%;display:grid;place-items:center;flex-shrink:0}
.ab-checklist .st.done{background:var(--ok);color:#fff}
.ab-checklist .st.todo{background:var(--warn);color:#fff}
.ab-charcount{font-size:var(--fs-12);color:var(--muted);margin-top:6px}

/* ═══ Dashboard (host Today DNA) ═══ */
.ab-dash-hello{padding:40px 0 8px}
.ab-dash-hello h1{font-size:var(--fs-32)}
.ab-dash-hello p{color:var(--muted);margin-top:6px}
.ab-filter-chips{display:flex;gap:10px;flex-wrap:wrap;padding:20px 0}
.ab-empty{border-radius:var(--r-12);background:var(--bg-soft);display:grid;place-items:center;gap:12px;padding:56px 24px;text-align:center;color:var(--muted)}
.ab-empty svg{width:40px;height:40px;stroke-width:1.3;opacity:.6}
.ab-nextsteps{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.ab-step-card{border:1px solid var(--line);border-radius:var(--r-12);background:var(--bg);padding:18px;display:flex;flex-direction:column;gap:8px;transition:box-shadow .15s;cursor:pointer}
.ab-step-card:hover{box-shadow:var(--sh-sm)}
.ab-step-card svg{width:26px;height:26px;stroke-width:1.5}
.ab-step-card b{font-size:15px}
.ab-step-card p{font-size:var(--fs-14);color:var(--muted)}
.ab-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}
.ab-stat{border:1px solid var(--line);border-radius:var(--r-12);padding:18px}
.ab-stat .v{font-size:var(--fs-26);font-weight:800;letter-spacing:-.01em}
.ab-stat .l{font-size:var(--fs-14);color:var(--muted);margin-top:2px}
.ab-notice{display:flex;gap:12px;align-items:flex-start;border:1px solid var(--line-strong);border-radius:var(--r-12);padding:16px;font-size:var(--fs-14)}
.ab-notice.warn{border-color:#f0cf9a;background:#fff9ec}
.ab-notice b{display:block}

/* ═══ Tables ═══ */
.ab-tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-12)}
.ab-table{width:100%;border-collapse:collapse;font-size:var(--fs-14)}
.ab-table th{text-align:left;font-weight:700;color:var(--muted);padding:14px 16px;border-bottom:1px solid var(--line);white-space:nowrap;font-size:var(--fs-12);text-transform:uppercase;letter-spacing:.04em}
.ab-table td{padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:middle}
.ab-table tr:last-child td{border-bottom:0}
.ab-table tbody tr:hover{background:var(--bg-soft)}
.ab-badge{display:inline-flex;align-items:center;gap:6px;border-radius:var(--r-pill);padding:4px 12px;font-size:var(--fs-12);font-weight:700}
.ab-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.ab-badge.ok{background:#e7f5ec;color:var(--ok)}
.ab-badge.warn{background:#fdf3e2;color:var(--warn)}
.ab-badge.bad{background:#fdecea;color:var(--bad)}
.ab-badge.info{background:#e8f1f8;color:var(--info)}
.ab-badge.neutral{background:var(--bg-soft);color:var(--muted)}

/* ═══ Forms ═══ */
.ab-field{position:relative;margin-bottom:14px}
.ab-input,.ab-select,.ab-textarea{width:100%;border:1px solid var(--line-strong);border-radius:var(--r-8);padding:24px 12px 8px;font-size:var(--fs-16);background:var(--bg);transition:border-color .12s,box-shadow .12s}
.ab-textarea{padding-top:28px;min-height:130px;resize:vertical}
.ab-input:focus,.ab-select:focus,.ab-textarea:focus{outline:0;border-color:var(--ink);box-shadow:0 0 0 1px var(--ink)}
.ab-field label{position:absolute;left:13px;top:8px;font-size:var(--fs-12);font-weight:600;color:var(--muted);pointer-events:none}
.ab-field .err{color:var(--bad);font-size:var(--fs-12);margin-top:4px}
.ab-check,.ab-radio{display:flex;gap:12px;align-items:flex-start;padding:14px 0;cursor:pointer}
.ab-check input,.ab-radio input{width:22px;height:22px;accent-color:var(--ink);flex-shrink:0;margin-top:1px}
.ab-check .txt b,.ab-radio .txt b{display:block;font-size:15px}
.ab-check .txt span,.ab-radio .txt span{color:var(--muted);font-size:var(--fs-14)}
.ab-search-input{display:flex;align-items:center;gap:10px;border:1px solid var(--line-strong);border-radius:var(--r-pill);padding:11px 18px}
.ab-search-input input{border:0;outline:0;flex:1;font-size:var(--fs-14);background:transparent}
.ab-search-input svg{width:16px;height:16px;color:var(--muted)}

/* ═══ Modal / drawer / toast ═══ */
.ab-overlay{position:fixed;inset:0;background:rgba(36,28,20,.5);z-index:200;display:none;align-items:center;justify-content:center;padding:24px}
.ab-overlay.open{display:flex}
.ab-modal{background:var(--bg);border-radius:var(--r-16);max-width:568px;width:100%;max-height:calc(100vh - 80px);display:flex;flex-direction:column;box-shadow:var(--sh-lg);animation:abUp .25s ease}
@keyframes abUp{from{transform:translateY(16px);opacity:0}to{transform:none;opacity:1}}
.ab-modal .m-head{display:grid;grid-template-columns:32px 1fr 32px;align-items:center;padding:14px 20px;border-bottom:1px solid var(--line)}
.ab-modal .m-head h3{text-align:center;font-size:var(--fs-16);font-weight:800}
.ab-modal .m-close{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;font-size:16px}
.ab-modal .m-close:hover{background:var(--bg-soft)}
.ab-modal .m-body{padding:24px;overflow-y:auto}
.ab-modal .m-foot{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-top:1px solid var(--line)}
.ab-toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;border-radius:var(--r-8);padding:13px 20px;font-size:var(--fs-14);font-weight:600;box-shadow:var(--sh-lg);z-index:300;display:none}
.ab-toast.show{display:block;animation:abUp .25s ease}

/* ═══ Messages / inbox (connect) ═══ */
.ab-inbox{display:grid;grid-template-columns:380px 1fr;min-height:calc(100vh - var(--header-h));border-top:1px solid var(--line)}
.ab-inbox-list{border-right:1px solid var(--line);overflow-y:auto}
.ab-inbox-list h2{padding:24px 24px 12px;font-size:var(--fs-22)}
.ab-thread{display:flex;gap:12px;padding:14px 24px;cursor:pointer;border-left:3px solid transparent}
.ab-thread:hover{background:var(--bg-soft)}
.ab-thread.active{background:var(--bg-soft);border-left-color:var(--ink)}
.ab-thread .ava{width:48px;height:48px;border-radius:50%;object-fit:cover;flex-shrink:0}
.ab-thread .who{min-width:0;flex:1}
.ab-thread .who b{display:block;font-size:15px}
.ab-thread .who .last{color:var(--muted);font-size:var(--fs-14);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ab-thread .when{font-size:var(--fs-12);color:var(--faint);flex-shrink:0}
.ab-chat{display:flex;flex-direction:column}
.ab-chat-head{display:flex;align-items:center;gap:12px;padding:16px 24px;border-bottom:1px solid var(--line)}
.ab-chat-body{flex:1;overflow-y:auto;padding:24px;display:grid;gap:14px;align-content:start}
.ab-bubble{max-width:70%;padding:12px 16px;border-radius:var(--r-16);font-size:15px;line-height:1.5}
.ab-bubble.them{background:var(--bg-soft);border-bottom-left-radius:4px;justify-self:start}
.ab-bubble.me{background:var(--cream-deep);border-bottom-right-radius:4px;justify-self:end}
.ab-bubble .when{display:block;font-size:11px;color:var(--faint);margin-top:4px}
.ab-chat-input{display:flex;gap:10px;padding:16px 24px;border-top:1px solid var(--line)}
.ab-chat-input input{flex:1;border:1px solid var(--line-strong);border-radius:var(--r-pill);padding:12px 18px;outline:0}
.ab-chat-input input:focus{border-color:var(--ink)}

/* ═══ Footer ═══ */
.ab-footer{background:var(--bg-soft);border-top:1px solid var(--line);margin-top:48px}
.ab-footer .cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;padding:48px 0}
.ab-footer h5{font-size:var(--fs-14);font-weight:800;margin-bottom:14px}
.ab-footer li{padding:6px 0;font-size:var(--fs-14);color:var(--muted)}
.ab-footer li a:hover{text-decoration:underline}
.ab-footer .bar{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;padding:20px 0;border-top:1px solid var(--line);font-size:var(--fs-14);color:var(--muted)}

/* ═══ Section helpers ═══ */
.ab-section{padding:40px 0}
.ab-divider{height:1px;background:var(--line);margin:32px 0}
.ab-kicker{font-size:var(--fs-12);letter-spacing:.14em;text-transform:uppercase;font-weight:800;color:var(--accent-text);margin-bottom:10px}
.ab-hero-cream{background:linear-gradient(180deg,var(--cream) 0%,#fff 100%);padding:56px 0 40px}
.ab-cta-band{background:var(--maroon);color:var(--cream);border-radius:var(--r-24);padding:48px;display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:center}
.ab-cta-band h2{color:#fff}
.ab-cta-band p{color:var(--cream-deep)}

/* ═══ Breadcrumb / back ═══ */
.ab-back{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:var(--fs-14);padding:8px 0;color:var(--muted)}
.ab-back:hover{color:var(--ink)}

/* ═══ Mobile bottom nav ═══ */
.ab-bottomnav{display:none;position:fixed;left:0;right:0;bottom:0;background:var(--bg);border-top:1px solid var(--line);z-index:120;padding:6px 0 max(6px,env(safe-area-inset-bottom))}
.ab-bottomnav .in{display:flex;justify-content:space-around}
.ab-bottomnav a{display:flex;flex-direction:column;align-items:center;gap:3px;font-size:10px;font-weight:600;color:var(--muted);padding:4px 10px}
.ab-bottomnav a svg{width:24px;height:24px;stroke-width:1.6}
.ab-bottomnav a.active{color:var(--saffron-deep)}

/* ═══ Responsive ═══ */
@media (max-width:1128px){
  .ab-detail{grid-template-columns:1fr;gap:0}
  .ab-aside{order:-1}
  .ab-book-card{position:static;box-shadow:none;border:0;border-bottom:1px solid var(--line);border-radius:0;padding:16px 0 24px}
  .ab-wiz-intro{grid-template-columns:1fr;gap:32px}
  .ab-wiz-intro h1{font-size:var(--fs-32)}
  .ab-inbox{grid-template-columns:1fr}
  .ab-inbox-list{display:var(--inbox-list-display,block)}
  .ab-chat{display:var(--inbox-chat-display,none)}
}
@media (max-width:744px){
  :root{--pad-x:16px;--header-h:64px}
  .ab-nav-tabs{display:none}
  .ab-header-cta{display:none}
  .ab-search .seg{padding:10px 14px}
  .ab-search .seg .val{display:none}
  .ab-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:20px 12px}
  .ab-row{grid-auto-columns:200px}
  .ab-gallery{grid-template-columns:1fr;border-radius:0;margin:0 calc(var(--pad-x)*-1)}
  .ab-gallery .side{display:none}
  .ab-things{grid-template-columns:1fr}
  .ab-reviews{grid-template-columns:1fr}
  .ab-amenities{grid-template-columns:1fr}
  .ab-footer .cols{grid-template-columns:1fr;gap:0}
  .ab-footer .cols>div{padding:20px 0;border-bottom:1px solid var(--line)}
  .ab-cta-band{grid-template-columns:1fr;padding:32px 24px}
  .ab-wiz-header{padding:14px 16px}
  .ab-wiz-actions{padding:12px 16px}
  .ab-bottomnav{display:block}
  body.has-bottomnav{padding-bottom:64px}
  .display{font-size:var(--fs-32)}
  h1,.h1{font-size:var(--fs-26)}
  .ab-dash-hello{padding:24px 0 4px}
  .ab-modal{max-height:100vh;height:100%;border-radius:0}
  .ab-overlay{padding:0}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}
@media print{
  .ab-header,.ab-footer,.ab-bottomnav,.ab-book-card .btn,.ab-wiz-footer{display:none!important}
  body{font-size:12px}
}

/* anchor không bị header sticky che */
[id]{scroll-margin-top:88px}