/* Trang web CarRental (carrental.id.vn). Màu, chữ theo app (Palette.swift, prototype/src/styles.css):
   gần như chỉ trắng, đen, xám; xanh cho nút chính và chữ bấm được; trạng thái là chấm màu + chữ xám. */
:root {
  --canvas: #F4F6FA; --surface: #FFFFFF; --surface-2: #EEF2F7; --surface-3: #E2E8F0;
  --ink: #0F172A; --ink-2: #64748B; --ink-3: #94A3B8; --line: #E6EBF2;
  --primary: #2563EB; --primary-ink: #1D4ED8; --on-primary: #FFFFFF; --accent-2: #DBEAFE; --brand: #0F61F5;
  --ok: #16A34A; --wait: #D97706; --bad: #DC2626;
  --shadow: 0 1px 2px rgba(15,23,42,.04), 0 6px 20px rgba(15,23,42,.05);
  --shadow-lg: 0 2px 6px rgba(15,23,42,.05), 0 24px 60px -20px rgba(15,23,42,.22);
  --header-bg: rgba(255,255,255,.82);
  --font: "Manrope", -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --wrap: 1120px;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  --canvas: #0B1120; --surface: #111827; --surface-2: #1E293B; --surface-3: #334155;
  --ink: #F1F5F9; --ink-2: #94A3B8; --ink-3: #64748B; --line: #1E293B;
  --primary: #3B82F6; --primary-ink: #60A5FA; --accent-2: #1E3A8A; --ok: #22C55E; --wait: #F59E0B; --bad: #F87171;
  --shadow: 0 1px 2px rgba(0,0,0,.3); --shadow-lg: 0 24px 60px -20px rgba(0,0,0,.6);
  --header-bg: rgba(11,17,32,.82); color-scheme: dark;
} }
:root[data-theme="dark"] {
  --canvas: #0B1120; --surface: #111827; --surface-2: #1E293B; --surface-3: #334155;
  --ink: #F1F5F9; --ink-2: #94A3B8; --ink-3: #64748B; --line: #1E293B;
  --primary: #3B82F6; --primary-ink: #60A5FA; --accent-2: #1E3A8A; --ok: #22C55E; --wait: #F59E0B; --bad: #F87171;
  --shadow: 0 1px 2px rgba(0,0,0,.3); --shadow-lg: 0 24px 60px -20px rgba(0,0,0,.6);
  --header-bg: rgba(11,17,32,.82); color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 80px; }
html, body { margin: 0; background: var(--canvas); color: var(--ink); font-family: var(--font); font-size: 15px; line-height: 1.55; -webkit-font-smoothing: antialiased; }
body { min-height: 100vh; display: flex; flex-direction: column; overflow-x: hidden; }
main { flex: 1; }
img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; padding: 0; cursor: pointer; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 6px; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .wrap { padding: 0 28px; } }
.i { width: 20px; height: 20px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.num { font-variant-numeric: tabular-nums; }
.muted { color: var(--ink-2); } .faint { color: var(--ink-3); } .small { font-size: 13px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--surface); padding: 8px 12px; border-radius: 10px; z-index: 100; }
.skip:focus { left: 8px; }

/* ---------- đầu trang ---------- */
.hdr { position: sticky; top: 0; z-index: 40; background: var(--header-bg); -webkit-backdrop-filter: saturate(1.6) blur(14px); backdrop-filter: saturate(1.6) blur(14px); border-bottom: 1px solid transparent; transition: border-color .2s; }
.hdr.scrolled { border-bottom-color: var(--line); }
.hdr .wrap { height: 64px; display: flex; align-items: center; gap: 12px; }
.logo { display: inline-flex; align-items: center; gap: 9px; color: var(--ink); font-size: 17px; font-weight: 700; letter-spacing: -.02em; }
.logo:hover { text-decoration: none; }
.logo svg { width: 30px; height: auto; color: var(--brand); }
.logo span { color: var(--primary); }
.nav { display: none; gap: 2px; margin-left: 18px; }
.nav a { color: var(--ink-2); font-weight: 600; font-size: 14.5px; padding: 8px 12px; border-radius: 10px; }
.nav a:hover { color: var(--ink); text-decoration: none; background: var(--surface-2); }
.nav a[aria-current="page"] { color: var(--ink); }
.hdr .grow { flex: 1; }
.hdr-login { display: none; color: var(--ink); font-weight: 600; font-size: 14.5px; padding: 8px 12px; border-radius: 10px; }
.hdr-login:hover { text-decoration: none; background: var(--surface-2); }
.icon-btn { width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; color: var(--ink-2); flex: none; }
.icon-btn:hover { color: var(--ink); background: var(--surface-2); }
.icon-btn .i { width: 19px; height: 19px; }
.menu-btn { display: grid; }
@media (min-width: 900px) { .nav { display: flex; } .hdr-login { display: inline-flex; } .menu-btn { display: none; } }
.menu { position: fixed; inset: 64px 0 auto; z-index: 39; background: var(--surface); box-shadow: var(--shadow-lg); padding: 8px 16px 18px; display: grid; gap: 2px; max-height: calc(100vh - 64px); overflow: auto; }
.menu a { color: var(--ink); font-weight: 600; font-size: 16px; padding: 13px 4px; border-bottom: 1px solid var(--line); }
.menu a:hover { text-decoration: none; }
.menu .btn { margin-top: 14px; }
@media (min-width: 900px) { .menu { display: none !important; } }

/* ---------- nút ---------- */
.btn { height: 48px; padding: 0 20px; border-radius: 14px; font-weight: 600; font-size: 15px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--primary); color: var(--on-primary); white-space: nowrap; transition: transform .15s, opacity .15s; }
.btn:hover { text-decoration: none; }
.btn:active { transform: scale(.98); }
.btn:disabled, .btn.off { opacity: .45; cursor: default; transform: none; }
.btn.sm { height: 38px; padding: 0 14px; border-radius: 11px; font-size: 14px; }
.btn.line { background: var(--surface); color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--surface-3); }
.btn.dark { background: var(--ink); color: var(--canvas); }
.btn.white { background: #fff; color: #0F172A; }
.btn.ghost-w { background: rgba(255,255,255,.14); color: #fff; box-shadow: inset 0 0 0 1.5px rgba(255,255,255,.35); }
.btn.block { width: 100%; }
.btn .i { width: 18px; height: 18px; }
.link { color: var(--primary); font-weight: 600; }
.store { display: inline-flex; align-items: center; gap: 10px; height: 52px; padding: 0 18px 0 14px; border-radius: 14px; background: var(--ink); color: var(--canvas); }
.store:hover { text-decoration: none; }
.store .i { width: 26px; height: 26px; }
.store small { display: block; font-size: 11px; font-weight: 500; opacity: .75; line-height: 1.2; }
.store b { display: block; font-size: 16px; font-weight: 600; line-height: 1.2; }
.store.soon { cursor: default; }

/* ---------- chữ ---------- */
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; color: var(--ink-2); }
h1, h2, h3 { margin: 0; letter-spacing: -.02em; text-wrap: balance; }
.h-hero { font-size: clamp(32px, 5.4vw, 54px); line-height: 1.1; font-weight: 600; letter-spacing: -.035em; }
.h-page { font-size: clamp(28px, 4vw, 40px); line-height: 1.15; font-weight: 600; letter-spacing: -.03em; }
.h-sec { font-size: clamp(24px, 3vw, 32px); line-height: 1.2; font-weight: 600; letter-spacing: -.025em; }
.h-card { font-size: 17px; font-weight: 600; letter-spacing: -.01em; }
.lead { font-size: clamp(16px, 1.6vw, 18px); color: var(--ink-2); margin: 14px 0 0; text-wrap: pretty; max-width: 620px; }
.prose { max-width: 720px; }
.prose h2 { font-size: 20px; font-weight: 600; margin: 34px 0 8px; }
.prose h3 { font-size: 16px; font-weight: 600; margin: 22px 0 6px; }
.prose p, .prose li { color: var(--ink-2); text-wrap: pretty; }
.prose ul, .prose ol { padding-left: 20px; }
.prose li { margin: 6px 0; }
.prose strong { color: var(--ink); font-weight: 600; }

/* ---------- khối ---------- */
.sec { padding: 64px 0; }
.sec.tight { padding: 40px 0; }
@media (min-width: 900px) { .sec { padding: 96px 0; } }
.sec-head { max-width: 640px; margin-bottom: 36px; }
.sec-head.center { text-align: center; margin-left: auto; margin-right: auto; }
.sec-head.center .lead { margin-left: auto; margin-right: auto; }
.page-head { padding: 48px 0 8px; }
@media (min-width: 900px) { .page-head { padding: 72px 0 16px; } }
.card { background: var(--surface); border-radius: 20px; box-shadow: var(--shadow); padding: 22px; }
.surface { background: var(--surface); }
.grid { display: grid; gap: 14px; }
@media (min-width: 640px) { .g2 { grid-template-columns: 1fr 1fr; } .g3 { grid-template-columns: 1fr 1fr; } .g4 { grid-template-columns: 1fr 1fr; } }
@media (min-width: 980px) { .g3 { grid-template-columns: repeat(3, 1fr); } .g4 { grid-template-columns: repeat(4, 1fr); } }
.feat .ic { width: 42px; height: 42px; border-radius: 13px; display: grid; place-items: center; background: var(--surface-2); color: var(--ink); margin-bottom: 14px; }
.feat .ic .i { width: 21px; height: 21px; }
.feat p { margin: 6px 0 0; color: var(--ink-2); font-size: 14px; text-wrap: pretty; }
.dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; background: var(--ink-3); flex: none; }
.dot.ok { background: var(--ok); } .dot.wait { background: var(--wait); } .dot.bad { background: var(--bad); } .dot.info { background: var(--primary); }
.st { display: inline-flex; align-items: center; gap: 7px; font-size: 13.5px; color: var(--ink-2); }
.checks { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 9px; }
.checks li { display: flex; gap: 10px; align-items: flex-start; color: var(--ink-2); font-size: 14.5px; }
.checks li .i { width: 18px; height: 18px; color: var(--ink); margin-top: 2px; }
.checks.x li .i { color: var(--ink-3); }

/* ---------- trang chủ ---------- */
.hero { padding: 40px 0 24px; overflow: hidden; }
@media (min-width: 980px) { .hero { padding: 64px 0 32px; } }
.hero-grid { display: grid; gap: 40px; align-items: center; }
@media (min-width: 980px) { .hero-grid { grid-template-columns: 1.05fr 1fr; gap: 24px; } }
.hero .cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.hero .fine { margin-top: 16px; font-size: 13.5px; color: var(--ink-3); }
.hero-shots { position: relative; height: 560px; max-width: 520px; margin: 0 auto; width: 100%; }
.hero-shots .phone { position: absolute; width: 250px; }
.hero-shots .p1 { left: 50%; top: 0; transform: translateX(-50%); z-index: 3; }
.hero-shots .p2 { left: 2%; top: 64px; transform: rotate(-6deg) scale(.86); z-index: 2; opacity: .96; }
.hero-shots .p3 { right: 2%; top: 64px; transform: rotate(6deg) scale(.86); z-index: 1; opacity: .96; }
@media (max-width: 560px) {
  .hero-shots { height: 470px; }
  .hero-shots .phone { width: 210px; }
  .hero-shots .p2 { left: -14%; } .hero-shots .p3 { right: -14%; }
}
.phone { border-radius: 40px; padding: 8px; background: #0B0C0B; box-shadow: 0 0 0 1.5px #3A3F3B, var(--shadow-lg); }
.phone .scr { border-radius: 33px; overflow: hidden; aspect-ratio: 393 / 852; background: var(--canvas); position: relative; }
.phone img { width: 100%; height: 100%; object-fit: cover; }
.phone .d { display: none; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .phone .d { display: block; } :root:not([data-theme="light"]) .phone .l { display: none; } }
:root[data-theme="dark"] .phone .d { display: block; }
:root[data-theme="dark"] .phone .l { display: none; }
.facts { display: grid; grid-template-columns: 1fr 1fr; gap: 18px 14px; padding: 26px 0 0; border-top: 1px solid var(--line); margin-top: 8px; }
@media (min-width: 900px) { .facts { grid-template-columns: repeat(4, 1fr); } }
.facts div { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--ink-2); }
.facts b { display: block; color: var(--ink); font-weight: 600; font-size: 14.5px; }
.facts .i { color: var(--ink); margin-top: 1px; }
.row-feature { display: grid; gap: 34px; align-items: center; padding: 28px 0; }
@media (min-width: 900px) { .row-feature { grid-template-columns: 1fr 1fr; gap: 72px; padding: 44px 0; } .row-feature.flip .copy { order: 2; } }
.row-feature .shots { display: flex; justify-content: center; gap: 18px; }
.row-feature .shots .phone { width: min(260px, 62vw); }
.row-feature .shots .phone + .phone { margin-top: 48px; }
@media (max-width: 560px) { .row-feature .shots .phone + .phone { display: none; } }
.row-feature .copy .eyebrow { margin-bottom: 10px; }
.steps3 { counter-reset: s; }
.steps3 .card { position: relative; }
.steps3 .n { font-size: 13px; font-weight: 700; color: var(--primary); margin-bottom: 10px; display: block; }
.band { background: #2563EB; color: #fff; border-radius: 28px; padding: 40px 24px; display: grid; gap: 22px; align-items: center; }
@media (min-width: 900px) { .band { grid-template-columns: 1fr auto; padding: 56px; } }
.band h2 { color: #fff; }
.band p { color: rgba(255,255,255,.82); margin: 10px 0 0; max-width: 560px; }
.band .cta { display: flex; flex-wrap: wrap; gap: 10px; }

/* ---------- bảng giá ---------- */
.seg { display: inline-grid; grid-template-columns: 1fr 1fr; background: var(--surface-2); border-radius: 12px; padding: 4px; gap: 4px; }
.seg button { height: 38px; padding: 0 16px; border-radius: 9px; font-weight: 600; font-size: 14px; color: var(--ink-2); }
.seg button.on { background: var(--surface); color: var(--ink); box-shadow: var(--shadow); }
.seg small { font-weight: 500; color: var(--ink-3); margin-left: 6px; }
.plans { display: grid; gap: 14px; margin-top: 22px; }
@media (min-width: 680px) { .plans { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1080px) { .plans { grid-template-columns: repeat(4, 1fr); } }
.plan { display: flex; flex-direction: column; background: var(--surface); border-radius: 20px; box-shadow: var(--shadow); padding: 22px; position: relative; }
.plan.hot { box-shadow: inset 0 0 0 2px var(--primary), var(--shadow); }
.plan .kicker { font-size: 12.5px; color: var(--ink-3); font-weight: 600; }
.plan h3 { font-size: 20px; font-weight: 600; margin-top: 2px; }
.plan .tag { position: absolute; top: 20px; right: 20px; font-size: 11.5px; font-weight: 600; color: var(--primary); background: var(--accent-2); border-radius: 999px; padding: 3px 9px; }
:root[data-theme="dark"] .plan .tag { color: #BFDBFE; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .plan .tag { color: #BFDBFE; } }
.plan .tagline { color: var(--ink-2); font-size: 13.5px; margin: 6px 0 0; min-height: 42px; text-wrap: pretty; }
.plan .price { margin-top: 16px; display: flex; align-items: baseline; gap: 6px; }
.plan .price b { font-size: 30px; font-weight: 700; letter-spacing: -.03em; }
.plan .price > span { color: var(--ink-3); font-size: 13px; }
.plan .per { font-size: 12.5px; color: var(--ink-3); min-height: 19px; }
.plan .checks { flex: 1; }
.plan .btn { margin-top: 20px; }
.plan .excl { font-size: 12.5px; color: var(--ink-3); margin: 14px 0 0; text-wrap: pretty; }
.cmp { width: 100%; border-collapse: collapse; font-size: 14px; background: var(--surface); border-radius: 20px; overflow: hidden; box-shadow: var(--shadow); }
.cmp th, .cmp td { padding: 13px 14px; text-align: center; border-bottom: 1px solid var(--line); }
.cmp th:first-child, .cmp td:first-child { text-align: left; }
.cmp thead th { font-size: 13px; color: var(--ink-2); font-weight: 600; background: var(--surface); }
.cmp tbody tr:last-child td { border-bottom: 0; }
.cmp td .i { width: 18px; height: 18px; display: inline-block; vertical-align: middle; }
.cmp td .no { color: var(--ink-3); }
.cmp td small { display: block; color: var(--ink-3); font-size: 12px; }
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: 20px; }
.table-scroll .cmp { min-width: 620px; }

/* ---------- câu hỏi ---------- */
.faq { display: grid; gap: 10px; }
.faq details { background: var(--surface); border-radius: 16px; box-shadow: var(--shadow); }
.faq summary { list-style: none; cursor: pointer; padding: 18px 20px; font-weight: 600; display: flex; gap: 14px; align-items: center; justify-content: space-between; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .i { width: 18px; height: 18px; color: var(--ink-3); transition: transform .2s; }
.faq details[open] summary .i { transform: rotate(180deg); }
.faq .a { padding: 0 20px 18px; color: var(--ink-2); font-size: 14.5px; text-wrap: pretty; }
.faq .a p { margin: 0 0 8px; } .faq .a p:last-child { margin: 0; }
.faq-group { margin-top: 36px; }
.faq-group h2 { font-size: 18px; font-weight: 600; margin-bottom: 12px; }

/* ---------- hướng dẫn ---------- */
.guide { display: grid; gap: 28px; }
@media (min-width: 980px) { .guide { grid-template-columns: 220px 1fr; gap: 48px; align-items: start; } }
.toc { display: none; }
@media (min-width: 980px) { .toc { display: grid; gap: 2px; position: sticky; top: 88px; } }
.toc a { color: var(--ink-2); font-size: 14px; font-weight: 600; padding: 7px 10px; border-radius: 9px; }
.toc a:hover { background: var(--surface-2); text-decoration: none; color: var(--ink); }
.step { display: grid; gap: 22px; padding: 28px 0; border-top: 1px solid var(--line); }
.step:first-child { border-top: 0; padding-top: 0; }
@media (min-width: 760px) { .step.has-shot { grid-template-columns: 1fr 210px; gap: 36px; align-items: start; } }
.step .phone { width: 210px; margin: 0 auto; }
.step h2 { font-size: 20px; font-weight: 600; }
.step .n { font-size: 13px; font-weight: 700; color: var(--primary); display: block; margin-bottom: 6px; }

/* ---------- form, vé ---------- */
.field { display: grid; gap: 6px; margin-bottom: 14px; }
.field label, .lbl { font-size: 12.5px; color: var(--ink-2); font-weight: 600; }
.input { height: 48px; border-radius: 14px; border: 0; box-shadow: inset 0 0 0 1.5px var(--line); background: var(--surface); padding: 0 14px; outline: none; width: 100%; font-size: 16px; }
textarea.input { height: auto; min-height: 120px; padding: 12px 14px; resize: vertical; line-height: 1.5; }
select.input { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 40px; }
.input:focus { box-shadow: inset 0 0 0 1.5px var(--ink); }
.form-2 { display: grid; gap: 0 12px; }
@media (min-width: 600px) { .form-2 { grid-template-columns: 1fr 1fr; } }
.err { color: var(--bad); font-size: 13.5px; min-height: 20px; margin: 2px 0 8px; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.pw { position: relative; }
.pw .input { padding-right: 46px; }
.pw-eye { position: absolute; right: 4px; top: 50%; transform: translateY(-50%); width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; color: var(--ink-3); }
.pw-eye:hover { color: var(--ink-2); }
.pw-eye svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.ticket { background: var(--surface); border-radius: 18px; box-shadow: var(--shadow); }
.tk { padding: 16px 18px; }
.cut { position: relative; height: 0; margin: 2px 18px; border-top: 1.5px dashed color-mix(in srgb, var(--ink-3) 55%, transparent); }
.cut::before, .cut::after { content: ""; position: absolute; top: -12px; width: 22px; height: 22px; border-radius: 50%; background: var(--canvas); }
.cut::before { left: -30px; } .cut::after { right: -30px; }
.kv { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 6px 0; font-size: 14px; }
.kv > span:first-child { color: var(--ink-2); }
.kv > span:last-child { font-weight: 600; text-align: right; font-variant-numeric: tabular-nums; }
.kv .note { display: block; font-size: 12.5px; color: var(--ink-3); font-weight: 500; }
.chk { display: flex; gap: 10px; align-items: flex-start; font-size: 13.5px; color: var(--ink-2); cursor: pointer; }
.chk input { width: 18px; height: 18px; margin: 2px 0 0; accent-color: var(--primary); flex: none; }
.switch { position: relative; width: 46px; height: 28px; flex: none; }
.switch input { opacity: 0; width: 0; height: 0; position: absolute; }
.switch span { position: absolute; inset: 0; border-radius: 999px; background: var(--surface-3); transition: .2s; cursor: pointer; }
.switch span::after { content: ""; position: absolute; left: 3px; top: 3px; width: 22px; height: 22px; border-radius: 50%; background: #fff; box-shadow: 0 1px 3px rgba(0,0,0,.2); transition: .2s; }
.switch input:checked + span { background: var(--ok); }
.switch input:checked + span::after { transform: translateX(18px); }
.switch input:focus-visible + span { outline: 2px solid var(--primary); outline-offset: 2px; }
.notice { display: flex; gap: 12px; align-items: flex-start; padding: 14px 16px; border-radius: 14px; background: var(--surface-2); color: var(--ink-2); font-size: 14px; }
.notice .i { color: var(--ink); margin-top: 1px; }

/* ---------- tài khoản ---------- */
.acc { display: grid; gap: 18px; padding-bottom: 72px; }
@media (min-width: 900px) { .acc { grid-template-columns: 230px 1fr; gap: 32px; align-items: start; } }
.acc-nav { display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none; margin: 0 -16px; padding: 0 16px; }
.acc-nav::-webkit-scrollbar { display: none; }
@media (min-width: 900px) { .acc-nav { flex-direction: column; margin: 0; padding: 0; position: sticky; top: 88px; } }
.acc-nav a { display: inline-flex; align-items: center; gap: 10px; white-space: nowrap; color: var(--ink-2); font-weight: 600; font-size: 14.5px; padding: 9px 14px; border-radius: 11px; background: var(--surface); box-shadow: var(--shadow); }
@media (min-width: 900px) { .acc-nav a { background: none; box-shadow: none; } .acc-nav a:hover { background: var(--surface-2); } }
.acc-nav a:hover { text-decoration: none; color: var(--ink); }
.acc-nav a.on { color: var(--ink); background: var(--surface); box-shadow: var(--shadow); }
.acc-nav .badge { min-width: 20px; height: 20px; padding: 0 6px; border-radius: 10px; background: var(--primary); color: var(--on-primary); font-size: 11.5px; display: grid; place-items: center; margin-left: auto; }
.acc-nav .i { width: 18px; height: 18px; }
.rows { display: grid; }
.rowx { display: flex; gap: 12px; align-items: center; padding: 13px 0; border-top: 1px solid var(--line); }
.rowx:first-child { border-top: 0; }
.rowx .grow { flex: 1; min-width: 0; }
.rowx .t { font-weight: 600; font-size: 14.5px; }
.rowx .s { font-size: 13px; color: var(--ink-2); }
.rowx .r { text-align: right; font-weight: 600; font-variant-numeric: tabular-nums; white-space: nowrap; }
.empty { color: var(--ink-3); font-size: 14px; padding: 18px 0; text-align: center; }
.card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.card-head h2 { font-size: 16px; font-weight: 600; }
.meter { height: 6px; border-radius: 3px; background: var(--surface-2); overflow: hidden; margin-top: 8px; }
.meter i { display: block; height: 100%; background: var(--primary); border-radius: 3px; }
.thread { display: grid; gap: 10px; margin: 14px 0; }
.msg { max-width: 86%; padding: 10px 14px; border-radius: 16px; background: var(--surface-2); font-size: 14.5px; white-space: pre-wrap; word-break: break-word; }
.msg.me { justify-self: end; background: var(--primary); color: var(--on-primary); }
.msg small { display: block; font-size: 11.5px; opacity: .7; margin-top: 4px; }
.tkt { display: flex; gap: 12px; align-items: center; width: 100%; text-align: left; padding: 13px 0; border-top: 1px solid var(--line); }
.tkt:first-child { border-top: 0; }
.auth { max-width: 420px; margin: 0 auto; padding: 48px 0 80px; }
.auth h1 { font-size: 26px; font-weight: 600; letter-spacing: -.02em; }
.auth .sub { color: var(--ink-2); margin: 6px 0 22px; }

/* ---------- chân trang ---------- */
.ftr { border-top: 1px solid var(--line); padding: 44px 0 calc(env(safe-area-inset-bottom, 0px) + 32px); margin-top: 24px; }
.ftr-grid { display: grid; gap: 28px; grid-template-columns: 1fr 1fr; }
@media (min-width: 900px) { .ftr-grid { grid-template-columns: 1.6fr 1fr 1fr 1fr; } }
.ftr-brand { grid-column: 1 / -1; }
@media (min-width: 900px) { .ftr-brand { grid-column: auto; } }
.ftr-brand p { color: var(--ink-2); font-size: 14px; margin: 12px 0 0; max-width: 320px; }
.ftr h3 { font-size: 13px; font-weight: 600; color: var(--ink-3); margin-bottom: 10px; }
.ftr ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.ftr ul a { color: var(--ink-2); font-size: 14px; }
.ftr ul a:hover { color: var(--ink); }
.ftr-bottom { display: flex; flex-wrap: wrap; gap: 8px 18px; justify-content: space-between; margin-top: 36px; padding-top: 20px; border-top: 1px solid var(--line); font-size: 13px; color: var(--ink-3); }
.ftr-bottom a { color: var(--ink-3); }

.toast { position: fixed; left: 50%; bottom: calc(env(safe-area-inset-bottom, 0px) + 24px); transform: translate(-50%, 20px); opacity: 0; background: var(--ink); color: var(--canvas); padding: 10px 16px; border-radius: 999px; font-weight: 600; font-size: 14px; transition: .25s; pointer-events: none; max-width: calc(100% - 32px); z-index: 90; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s cubic-bezier(.2,.8,.2,1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; } .reveal { opacity: 1; transform: none; } }