/* AdRadar: stylesheet dùng chung cho /account và /admin.
   CSS thuần (CSP chặt, không Tailwind CDN). Token lấy từ brand.html / index.html. */

:root {
  --brand-50: #eef4ff; --brand-100: #dce8ff; --brand-200: #b9d1ff; --brand-300: #8bb3ff;
  --brand-500: #2b66ff; --brand-600: #1a52eb; --brand-700: #123ebd; --brand-900: #0b1f66; --brand-950: #071443;
  --blip: #ffb020;
  --ink: #0f172a; --slate: #64748b; --mist: #fbfcfd; --line: #e5e9f0;
  --slate-100: #f1f5f9; --slate-200: #e2e8f0; --slate-300: #cbd5e1; --slate-600: #475569; --slate-800: #1e293b; --slate-950: #020617;
  --sans: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  --card-shadow: 0 1px 2px rgba(15,23,42,.03), 0 8px 24px -12px rgba(15,23,42,.08);
  /* Token dùng chung với landing (index.html): radius, khoảng cách, nền brand */
  --r-sm: 12px; --r-md: 16px; --r-lg: 24px; --r-xl: 32px; --r-pill: 999px;
  --s-1: 4px; --s-2: 8px; --s-3: 12px; --s-4: 16px; --s-5: 24px; --s-6: 32px; --s-7: 48px; --s-8: 72px;
  --brand-grad: radial-gradient(120% 120% at 50% 0, #1a52eb, #0b1f66 55%, #071443);
  --line-on-brand: rgba(139,179,255,.35);
  --glass-bg: rgba(7,20,67,.55); --glass-line: rgba(255,255,255,.14);
  --ok-bg: #ecfdf5; --ok-fg: #047857; --ok-line: #a7f3d0;
  --warn-bg: #fffbeb; --warn-fg: #92400e; --warn-line: #fde68a;
  --bad-bg: #fef2f2; --bad-fg: #b91c1c; --bad-line: #fecaca;
  --pop-shadow: 0 1px 2px rgba(15,23,42,.04), 0 18px 40px -16px rgba(15,23,42,.28);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 400 15px/1.6 var(--sans); color: var(--ink); background: var(--mist); -webkit-font-smoothing: antialiased; }
a { color: var(--brand-600); }
a:hover { color: var(--brand-700); }
:focus-visible { outline: 2px solid #2b66ff; outline-offset: 3px; border-radius: 8px; }
h1, h2, h3 { font-weight: 800; letter-spacing: -.02em; color: var(--ink); }
h1 { font-size: 30px; line-height: 1.15; margin: 0 0 8px; }
h2 { font-size: 18px; line-height: 1.3; margin: 0; }
h3 { font-size: 15px; margin: 18px 0 0; }
code, pre, .mono { font-family: var(--mono); font-size: 13px; }
.muted { color: var(--slate); font-size: 14px; }
.eyebrow { margin: 0 0 8px; font-size: 12px; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--brand-600); }
.h1-grad { background: linear-gradient(90deg, #0f172a 0%, #0f172a 45%, #64748b 100%); -webkit-background-clip: text; background-clip: text; color: transparent; text-wrap: balance; }
.err { color: #b91c1c; font-size: 14px; }
.ok { color: #166534; font-size: 14px; }
.msg { min-height: 20px; font-size: 14px; margin: 0 0 8px; }

/* ---------- Header ---------- */
.hdr { position: sticky; top: 0; z-index: 50; border-bottom: 1px solid rgba(226,232,240,.7); background: rgba(255,255,255,.85); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); }
.hdr-in { max-width: 1200px; margin: 0 auto; padding: 0 24px; height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; flex: none; }
.logo img { display: block; height: 36px; width: auto; }
.badge { font-size: 12px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; padding: 2px 10px; border-radius: 999px; background: var(--brand-50); color: var(--brand-600); border: 1px solid var(--brand-100); }
.hdr-nav { display: flex; align-items: center; gap: 8px; min-width: 0; }
.who { display: flex; align-items: center; gap: 10px; min-width: 0; font-size: 14px; }
.who span { color: var(--slate); font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 240px; }
.nav-link { font-size: 14px; font-weight: 600; padding: 10px 12px; border-radius: 12px; color: #334155; text-decoration: none; transition: background .15s, color .15s; }
.nav-link:hover { color: var(--slate-950); background: var(--slate-100); }

/* ---------- Layout ---------- */
.container { max-width: 1040px; margin: 0 auto; padding: 36px 24px 24px; }
.page-admin .container { max-width: 1200px; }
.page-title { margin-bottom: 4px; }
.page-title p.muted { margin: 0; max-width: 62ch; }
.site-foot { max-width: 1040px; margin: 0 auto; padding: 8px 24px 48px; display: flex; gap: 20px; flex-wrap: wrap; font-size: 13px; color: var(--slate); }
.site-foot a { color: var(--slate); text-decoration: none; font-weight: 500; }
.site-foot a:hover { color: var(--brand-600); text-decoration: underline; }

/* ---------- Card ---------- */
.card { background: #fff; border: 1px solid var(--line); border-radius: 24px; padding: 24px; margin-top: 20px; box-shadow: var(--card-shadow); }
.head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.head h2 span { font-size: 13px; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* ---------- Buttons ---------- */
button, a.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: 600 14px/1.4 var(--sans); border: 1px solid transparent; border-radius: 12px; padding: 10px 16px; cursor: pointer; text-decoration: none; background: var(--brand-500); color: #fff; transition: background .15s, border-color .15s, color .15s; }
button:hover, a.btn:hover { background: var(--brand-600); color: #fff; }
button[disabled] { opacity: .6; cursor: wait; }
button.dark, a.btn.dark { background: var(--slate-950); }
button.dark:hover, a.btn.dark:hover { background: var(--slate-800); }
button.ghost, a.btn.ghost { background: #fff; color: var(--ink); border-color: var(--slate-200); padding: 6px 12px; font-size: 13px; }
button.ghost:hover, a.btn.ghost:hover { background: var(--slate-100); color: var(--ink); }
button.danger { background: #fff; color: #b91c1c; border-color: #fecaca; padding: 6px 12px; font-size: 13px; }
button.danger:hover { background: #fef2f2; color: #b91c1c; }
button.solid-danger { background: #b91c1c; color: #fff; border-color: #b91c1c; }
button.solid-danger:hover { background: #991b1b; }
button.big { padding: 10px 16px; font-size: 14px; }
button.big.ghost { padding: 9px 16px; font-size: 14px; }

/* Nút Google: giữ nguyên kiểu chính thức của Google, không đổi màu theo brand */
.gbtn, a.gbtn { display: inline-flex; align-items: center; justify-content: center; gap: 12px; background: #fff; color: #1f1f1f; border: 1px solid #747775; border-radius: 999px; padding: 10px 22px; font: 600 15px/1.4 var(--sans); text-decoration: none; margin-top: 20px; transition: background .15s, box-shadow .15s; }
.gbtn:hover, a.gbtn:hover { background: #f8fafc; color: #1f1f1f; box-shadow: 0 1px 3px rgba(0,0,0,.18); }
.gbtn svg { width: 20px; height: 20px; flex: none; }

/* ---------- Form ---------- */
label.f { display: block; font-size: 14px; font-weight: 600; margin-top: 14px; }
input, select { font: 400 14px/1.4 var(--sans); color: var(--ink); background: #fff; border: 1px solid var(--slate-300); border-radius: 12px; padding: 10px 14px; min-width: 0; }
input:focus-visible, select:focus-visible { outline: 2px solid #2b66ff; outline-offset: 2px; border-color: var(--brand-500); }
input::placeholder { color: #94a3b8; }
input[type=text], select { width: 100%; margin-top: 6px; }
select.inline { width: auto; max-width: 100%; margin: 0; padding: 7px 12px; font-size: 14px; }
.head label.muted { display: flex; align-items: center; gap: 8px; max-width: 100%; min-width: 0; }
.head label.muted select { flex: 1 1 auto; min-width: 0; }

/* ---------- Table ---------- */
.scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 12px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; vertical-align: middle; }
th { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; color: var(--slate); background: var(--mist); }
tbody tr:hover td { background: var(--mist); }
tbody tr:last-child td { border-bottom: 0; }
td.wrap { white-space: normal; min-width: 120px; overflow-wrap: anywhere; }
td.num, th.num { text-align: right; }
td.num { font-family: var(--mono); font-size: 13px; font-weight: 500; }
td code { color: var(--brand-600); font-weight: 500; }
.acts { display: flex; gap: 6px; flex-wrap: wrap; min-width: 250px; }
.empty { text-align: center; color: var(--slate); padding: 28px 8px 8px; font-size: 14px; margin: 0; }
.empty.err { color: #b91c1c; }

/* ---------- Pill (trạng thái) ---------- */
.pill { display: inline-flex; align-items: center; gap: 6px; padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; border: 1px solid transparent; }
.pill::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.pill.active, .pill.paid { background: #ecfdf5; color: #047857; border-color: #a7f3d0; }
.pill.revoked, .pill.cancelled { background: #fef2f2; color: #b91c1c; border-color: #fecaca; }
.pill.pending { background: #fffbeb; color: #92400e; border-color: #fde68a; }

/* ---------- Hộp mã / cảnh báo ---------- */
.warn { background: #fffbeb; border: 1px solid #fde68a; border-radius: 14px; padding: 12px 14px; font-size: 14px; color: var(--ink); margin: 14px 0; }
.box { display: flex; gap: 8px; align-items: flex-start; border: 1px solid var(--line); background: var(--mist); border-radius: 14px; padding: 8px 8px 8px 14px; margin-top: 8px; }
.box code, .box pre { flex: 1; min-width: 0; margin: 0; overflow-wrap: anywhere; white-space: pre-wrap; padding-top: 5px; }
.box button { flex: none; }
.keybox { border-color: var(--brand-200); background: var(--brand-50); }
.keybox code { font-size: 14px; font-weight: 600; color: var(--brand-900); }

/* ---------- Dialog ---------- */
dialog { font-family: var(--sans); font-size: 15px; border: 1px solid var(--line); border-radius: 24px; padding: 24px; width: min(94vw, 640px); max-height: 92vh; color: var(--ink); background: #fff; box-shadow: 0 1px 2px rgba(15,23,42,.03), 0 24px 64px -16px rgba(15,23,42,.35); }
dialog::backdrop { background: rgba(7,20,67,.55); }
dialog h2 { margin-bottom: 8px; font-size: 20px; }
dialog .foot { display: flex; gap: 8px; justify-content: flex-end; flex-wrap: wrap; margin-top: 20px; }

/* ---------- Loading ---------- */
.card.center { max-width: 420px; margin: 72px auto 0; text-align: center; padding: 36px 28px; }
.spin { display: block; width: 28px; height: 28px; margin: 0 auto 14px; border-radius: 50%; border: 3px solid var(--brand-100); border-top-color: var(--brand-500); animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Đăng nhập (account) ---------- */
.auth-card { display: grid; grid-template-columns: 1fr 1fr; max-width: 880px; margin: 48px auto 0; padding: 0; overflow: hidden; }
.auth-side { background: radial-gradient(120% 120% at 50% 0, #1a52eb, #0b1f66 55%, #071443); border-right: 1px solid rgba(139,179,255,.35); color: #fff; padding: 36px 32px; display: flex; flex-direction: column; gap: 14px; }
.auth-side img { display: block; height: 32px; width: auto; align-self: flex-start; }
.auth-side .eyebrow { color: var(--brand-300); margin: 14px 0 0; }
.auth-headline { margin: 0; font-size: 24px; line-height: 1.25; font-weight: 800; letter-spacing: -.02em; color: #fff; }
.auth-list { list-style: none; margin: 6px 0 0; padding: 0; display: grid; gap: 12px; font-size: 14px; color: rgba(255,255,255,.85); }
.auth-list li { position: relative; padding-left: 22px; }
.auth-list li::before { content: ""; position: absolute; left: 2px; top: .55em; width: 8px; height: 8px; border-radius: 50%; background: var(--blip); box-shadow: 0 0 0 4px rgba(255,176,32,.18); }
.auth-main { padding: 36px 32px; display: flex; flex-direction: column; justify-content: center; }
.auth-main h1 { margin-bottom: 8px; }
.auth-main p { margin: 0; }
.auth-main .gbtn { align-self: flex-start; }
.auth-main .err { margin-top: 12px; }
.auth-note { margin-top: 20px !important; padding-top: 16px; border-top: 1px solid var(--line); }

/* ---------- Stat ---------- */
.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 20px; }
.stat-row .card { margin-top: 0; padding: 20px 24px; }
.stat-l { display: block; font-size: 12px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--slate); }
.stat-v { display: block; margin-top: 6px; font-family: var(--mono); font-size: 28px; font-weight: 600; line-height: 1.2; color: var(--ink); }
.stat-h { display: block; margin-top: 2px; font-size: 13px; color: var(--slate); }

/* ---------- Admin ---------- */
.auth-simple { max-width: 480px; margin: 40px auto 0; padding: 32px 28px; }
.auth-simple h2 { font-size: 24px; margin-bottom: 4px; }
.sep { margin: 18px 0 12px; }
.bar { display: flex; gap: 10px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.page-admin form { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; }
.page-admin form label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; font-weight: 600; flex: 1 1 180px; min-width: 0; }
.page-admin form input { width: 100%; }
#f-login label { flex: 1 1 100%; }
#f-search label { flex: 1 1 260px; }
.page-admin h2 { margin-bottom: 14px; }
.page-admin .bar h2 { margin-bottom: 0; }
#msg { min-height: 22px; font-size: 14px; margin-top: 12px; color: #166534; }
#msg.err { color: #b91c1c; }

.tabs { display: inline-flex; gap: 4px; margin-top: 20px; padding: 4px; border-radius: 14px; background: var(--slate-100); }
.tabs button { background: transparent; color: var(--slate-600); border: 0; padding: 8px 18px; border-radius: 10px; font-size: 14px; }
.tabs button:hover { background: transparent; color: var(--ink); }
.tabs button[aria-selected=true] { background: #fff; color: var(--ink); box-shadow: 0 1px 3px rgba(15,23,42,.12); }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; }
.stats > div { padding: 16px 18px; border: 1px solid var(--line); border-radius: 16px; background: var(--mist); font-size: 12px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--slate); }
.stats b { display: block; margin-bottom: 2px; font-family: var(--mono); font-size: 26px; font-weight: 600; letter-spacing: 0; text-transform: none; color: var(--ink); }

.newkey { background: var(--brand-50); border: 1px solid var(--brand-200); border-radius: 14px; padding: 16px; margin-top: 16px; word-break: break-all; }
.newkey code { font-size: 14px; font-weight: 600; color: var(--brand-900); }
.newkey code.muted { display: block; margin-top: 10px; font-size: 12px; font-weight: 400; }
.pager { display: flex; gap: 12px; align-items: center; margin-top: 14px; }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; animation: none !important; } .spin { border-top-color: var(--brand-500); } }

/* =====================================================================
   /account (redesign khớp landing). Chỉ áp trong body.page-account.
   ===================================================================== */
.skip { position: absolute; left: -9999px; top: 12px; z-index: 60; background: #fff; color: var(--ink); padding: 8px 16px; border-radius: var(--r-sm); font-weight: 600; }
.skip:focus { left: 12px; }
.hdr-wide { max-width: 1400px; }
.btn.dark, a.btn.dark { background: var(--slate-950); color: #fff; }
.avatar { width: 32px; height: 32px; border-radius: var(--r-pill); display: grid; place-items: center; flex: none; font-size: 13px; font-weight: 700; color: #fff; background: linear-gradient(160deg, var(--brand-300), var(--brand-500) 60%, var(--brand-600)); }
.page-account .who-email { color: var(--slate); font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 220px; }
.page-account.is-in .hdr .btn.cta { display: none; }

/* Nút bổ sung */
.page-account button.md, .page-account a.btn.md { padding: 9px 14px; font-size: 14px; min-height: 40px; }
.page-account button.sm { padding: 6px 12px; font-size: 13px; }
.page-account button.light, .page-account a.btn.light { background: #fff; color: var(--brand-700); border-color: #fff; }
.page-account button.light:hover, .page-account a.btn.light:hover { background: var(--brand-50); color: var(--brand-900); }
.page-account button.glass { background: rgba(255,255,255,.1); color: #fff; border-color: rgba(255,255,255,.28); }
.page-account button.glass:hover { background: rgba(255,255,255,.18); color: #fff; }
.page-account button.ghost { min-height: 36px; }

/* Trạng thái tải */
.state-card { max-width: 420px; margin: var(--s-8) auto; text-align: center; }
.state-card p { margin: 0; }

/* ---------- Đăng nhập: hero ảnh nền như landing, căn giữa ---------- */
.login { position: relative; overflow: hidden; display: grid; place-items: center; padding: var(--s-8) var(--s-5) var(--s-8); }
.login-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.login-bg img { width: 100%; height: 100%; object-fit: cover; opacity: .55; }
.login-bg::after { content: ""; position: absolute; inset: 0;
  background: radial-gradient(ellipse 620px 340px at 50% 0, rgba(43,102,255,.18), transparent 70%),
              linear-gradient(180deg, rgba(251,252,253,.35) 0%, rgba(251,252,253,.82) 55%, var(--mist) 100%); }
.login-in { position: relative; z-index: 1; width: 100%; max-width: 560px; text-align: center; display: flex; flex-direction: column; align-items: center; }
.login-mark { width: 96px; height: 96px; border-radius: 28px; display: grid; place-items: center; margin-bottom: var(--s-5);
  background: linear-gradient(160deg, #fff, #e2e8f0);
  box-shadow: inset 0 -10px 0 rgba(0,0,0,.08), inset 0 2px 0 rgba(255,255,255,.8), 0 22px 40px -14px rgba(15,23,42,.35); }
.login-title { font-size: clamp(32px, 5vw, 48px); line-height: 1.2; margin: 0 0 var(--s-3); }
.login-sub { margin: 0; font-size: 17px; color: var(--slate-600); max-width: 44ch; }
.login-card { width: 100%; max-width: 420px; margin-top: var(--s-6); padding: var(--s-5); border-radius: var(--r-lg); text-align: left;
  background: #fff; border: 1px solid var(--slate-200); box-shadow: var(--pop-shadow); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); }
.login-card .gbtn { display: flex; width: 100%; margin: 0; min-height: 48px; border-radius: var(--r-sm); }
.login-card .err:empty { display: none; }
.login-card .err { margin: var(--s-3) 0 0; }
.login-note { margin: var(--s-4) 0 0; font-size: 13px; line-height: 1.55; color: var(--slate); }
.login-perks { list-style: none; padding: 0; margin: var(--s-6) 0 0; display: flex; flex-wrap: wrap; justify-content: center; row-gap: var(--s-3); }
.login-perks li { display: inline-flex; align-items: center; gap: var(--s-2); padding: 0 var(--s-3); font-size: 14px; font-weight: 600; color: #334155; }
.login-perks li + li { border-left: 1px solid var(--slate-300); }
.login-perks svg { width: 16px; height: 16px; fill: none; stroke: var(--brand-600); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.login-alt { margin: var(--s-5) 0 0; font-size: 14px; color: var(--slate); }
.login-alt a { font-weight: 600; }

/* ---------- Dashboard ---------- */
.dash { max-width: 1200px; margin: 0 auto; padding: var(--s-6) var(--s-5) var(--s-5); }
.eyebrow-light { color: var(--brand-100); }
.dash-hero { display: grid; grid-template-columns: 1.15fr 1fr; gap: var(--s-6); padding: var(--s-6); border-radius: var(--r-xl); color: #fff;
  background: var(--brand-grad); border: 1px solid var(--line-on-brand); box-shadow: 0 30px 60px -30px rgba(11,31,102,.55); }
.dash-hero h1 { color: #fff; font-size: clamp(26px, 3.4vw, 36px); margin: 0; overflow-wrap: anywhere; }
.dash-credit { margin: var(--s-5) 0 0; display: flex; align-items: baseline; gap: var(--s-3); flex-wrap: wrap; }
.dash-credit b { font-family: var(--mono); font-size: clamp(44px, 6vw, 64px); font-weight: 600; line-height: 1; letter-spacing: -.03em; }
.dash-credit span { font-size: 16px; font-weight: 600; color: var(--brand-100); }
.dash-credit-h { margin: var(--s-2) 0 0; font-size: 13px; color: rgba(255,255,255,.85); }
.dash-cta { margin-top: var(--s-5); }
.dash-cta .btn, .dash-cta button { min-height: 44px; padding: 10px 18px; }
.dash-hero-side { display: flex; flex-direction: column; gap: var(--s-4); min-width: 0; }
.glass-card { padding: var(--s-5); border-radius: var(--r-lg); background: var(--glass-bg); border: 1px solid var(--glass-line); }
.glass-l { margin: 0 0 var(--s-2); font-size: 12px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--brand-100); }
.copyline { display: flex; align-items: center; gap: var(--s-2); padding: 6px 6px 6px 14px; border-radius: var(--r-sm); background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.28); }
.copyline code { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: #fff; font-size: 13px; }
.glass-h { margin: var(--s-4) 0 0; font-size: 13px; color: rgba(255,255,255,.85); }
.glass-h a { color: #fff; font-weight: 600; }
.mini-stats { margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-3); }
.mini-stats div { padding: var(--s-4); border-radius: var(--r-md); background: rgba(255,255,255,.06); border: 1px solid var(--glass-line); min-width: 0; }
.mini-stats dt { font-size: 12px; font-weight: 600; color: rgba(255,255,255,.85); }
.mini-stats dd { margin: 4px 0 0; font-family: var(--mono); font-size: 20px; font-weight: 600; color: #fff; overflow-wrap: anywhere; }

.page-account .msg { margin: var(--s-4) 0 0; min-height: 0; }
.page-account .msg:empty { display: none; }
.panel { margin-top: var(--s-5); padding: var(--s-6); border-radius: var(--r-xl); background: #fff; border: 1px solid var(--line); box-shadow: var(--card-shadow); }
.panel-head { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--s-4); flex-wrap: wrap; margin-bottom: var(--s-5); }
.panel-head h2 { font-size: 22px; }
.panel-head p.muted { margin: 6px 0 0; max-width: 60ch; }

/* Danh sách key dạng thẻ */
.keylist { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--s-3); }
.keycard { display: grid; grid-template-columns: minmax(220px, 1.3fr) minmax(0, 1.6fr) auto; align-items: center; gap: var(--s-5);
  padding: var(--s-4) var(--s-5); border-radius: var(--r-md); border: 1px solid var(--line); background: var(--mist); transition: border-color .15s, background .15s; }
.keycard:hover { border-color: var(--brand-200); background: #fff; }
.keycard.is-off { opacity: .72; }
.kc-id { display: flex; align-items: center; gap: var(--s-3); min-width: 0; flex-wrap: wrap; }
.kc-dot { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.kc-dot.on { background: #10b981; box-shadow: 0 0 0 4px rgba(16,185,129,.15); }
.kc-dot.off { background: var(--slate-300); }
.kc-txt { min-width: 0; flex: 1 1 140px; }
.kc-name { margin: 0; font-weight: 700; font-size: 15px; overflow-wrap: anywhere; }
.kc-name.is-empty { color: var(--slate); font-weight: 600; font-style: italic; }
.kc-prefix { color: var(--brand-600); font-weight: 500; }
.kc-meta { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--s-4); min-width: 0; }
.kc-l { display: block; font-size: 12px; font-weight: 600; color: var(--slate); }
.kc-v { display: block; margin-top: 2px; font-size: 14px; font-weight: 600; overflow-wrap: anywhere; }
.kc-v.mono { font-family: var(--mono); font-size: 16px; font-variant-numeric: tabular-nums; }
.kc-acts { display: flex; align-items: center; gap: var(--s-2); justify-content: flex-end; }
.menu { position: relative; }
.menu > summary { list-style: none; cursor: pointer; width: 40px; height: 40px; display: grid; place-items: center; border-radius: var(--r-sm); border: 1px solid var(--slate-200); background: #fff; font-size: 18px; line-height: 1; color: var(--ink); }
.menu > summary::-webkit-details-marker { display: none; }
.menu > summary:hover { background: var(--slate-100); }
.menu-pop { position: absolute; right: 0; top: calc(100% + 6px); z-index: 20; min-width: 168px; padding: 6px; border-radius: var(--r-md); background: #fff; border: 1px solid var(--line); box-shadow: var(--pop-shadow); display: grid; gap: 2px; }
.page-account button.menu-item { justify-content: flex-start; width: 100%; background: transparent; color: var(--ink); border: 0; padding: 10px 12px; border-radius: 10px; font-weight: 600; }
.page-account button.menu-item:hover { background: var(--slate-100); color: var(--ink); }
.page-account button.menu-item.danger-text { color: var(--bad-fg); }
.page-account button.menu-item.danger-text:hover { background: var(--bad-bg); color: var(--bad-fg); }
.revoked { margin-top: var(--s-5); border-top: 1px solid var(--line); padding-top: var(--s-4); }
.revoked > summary { cursor: pointer; font-size: 14px; font-weight: 600; color: var(--slate-600); padding: 6px 0; width: max-content; max-width: 100%; }
.revoked[open] > summary { margin-bottom: var(--s-3); }

/* Tab dạng segmented (light-tabs của landing) */
.seg { display: inline-flex; gap: 4px; padding: 4px; border-radius: 14px; background: var(--slate-100); }
.page-account .seg button { background: transparent; color: var(--slate-600); border: 0; padding: 8px 16px; border-radius: 10px; min-height: 36px; }
.page-account .seg button:hover { background: transparent; color: var(--ink); }
.page-account .seg button[aria-selected=true] { background: #fff; color: var(--ink); box-shadow: 0 1px 3px rgba(15,23,42,.12); }
.filter { display: flex; align-items: center; gap: var(--s-3); flex-wrap: wrap; margin-bottom: var(--s-4); font-size: 14px; font-weight: 600; }
.page-account .filter select { width: auto; max-width: 100%; margin: 0; padding: 8px 38px 8px 12px; min-height: 40px; font-weight: 600; -webkit-appearance: none; appearance: none; cursor: pointer; background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") no-repeat right 12px center / 16px; }
.page-account .filter .muted { font-weight: 500; margin-left: auto; }
.page-account th { background: transparent; }
.page-account .scroll { border: 1px solid var(--line); border-radius: var(--r-md); }
.page-account .empty:not([hidden]) { padding: var(--s-6) var(--s-2); }
.pill.ok { background: var(--ok-bg); color: var(--ok-fg); border-color: var(--ok-line); }
.pill.refund { background: var(--warn-bg); color: var(--warn-fg); border-color: var(--warn-line); }

/* Footer */
.page-account .site-foot { max-width: 1200px; justify-content: space-between; align-items: center; padding: var(--s-5) var(--s-5) var(--s-6); border-top: 1px solid var(--line); margin-top: var(--s-6); }
.page-account .site-foot nav { display: flex; gap: var(--s-5); flex-wrap: wrap; }

/* Dialog */
.page-account dialog { border-radius: 28px; padding: var(--s-5) var(--s-6); }
.page-account dialog h2 { font-size: 22px; }
.page-account dialog .muted:empty, .page-account dialog .err:empty { display: none; }
.page-account dialog .err { margin: var(--s-3) 0 0; }
.page-account dialog input[type=text] { min-height: 44px; }
.dc-body p { color: var(--ink); line-height: 1.6; }
.page-account dialog.dlg-key { padding: 0; overflow: hidden; width: min(94vw, 680px); }
.dlg-band { padding: var(--s-6); background: var(--brand-grad); color: #fff; }
.dlg-band h2 { color: #fff; margin: 0 0 var(--s-4); }
.dlg-band .eyebrow { margin-bottom: 6px; }
.page-account .keybox { display: flex; align-items: center; gap: var(--s-2); padding: 8px 8px 8px 16px; border-radius: var(--r-md); background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.28); }
.page-account .keybox code { flex: 1; min-width: 0; color: #fff; font-size: 15px; font-weight: 600; overflow-wrap: anywhere; }
.dlg-body { padding: var(--s-5) var(--s-6) var(--s-6); overflow: auto; max-height: calc(92vh - 200px); }
.dlg-body .warn { margin-top: 0; }
.dlg-body h3 { font-size: 14px; margin: var(--s-5) 0 var(--s-2); }
.note-ok { margin: 0; padding: 10px 14px; border-radius: var(--r-sm); background: var(--ok-bg); color: var(--ok-fg); border: 1px solid var(--ok-line); font-size: 14px; }
.codebox { display: flex; gap: var(--s-2); align-items: flex-start; padding: 12px 12px 12px 16px; border-radius: var(--r-md); background: var(--slate-950); }
.codebox pre { flex: 1; min-width: 0; margin: 0; color: #e2e8f0; white-space: pre-wrap; overflow-wrap: anywhere; font-size: 12.5px; line-height: 1.6; }
.codebox button.ghost { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.2); }
.codebox button.ghost:hover { background: rgba(255,255,255,.16); color: #fff; }

@media (max-width: 960px) {
  .dash-hero { grid-template-columns: 1fr; gap: var(--s-5); }
  .keycard { grid-template-columns: 1fr; gap: var(--s-4); }
  .kc-acts { justify-content: flex-start; flex-wrap: wrap; }
}
@media (max-width: 760px) {
  .page-account .who-email { display: none; }
  .page-account .hdr-nav .nav-link { display: none; }
}
@media (max-width: 520px) {
  .dash { padding: var(--s-5) var(--s-4) var(--s-4); }
  .dash-hero, .panel { padding: var(--s-5) var(--s-4); border-radius: var(--r-lg); }
  .mini-stats { grid-template-columns: 1fr 1fr; }
  .mini-stats div:last-child { grid-column: span 2; }
  .kc-meta { grid-template-columns: 1fr 1fr; }
  .kc-meta .kc-stat:last-child { grid-column: span 2; }
  .page-account .kc-acts button.md { flex: 1 1 0; min-height: 44px; }
  .menu > summary { width: 44px; height: 44px; }
  .panel-head .row { width: 100%; }
  .panel-head .row button { flex: 1 1 auto; min-height: 44px; }
  .login { padding: var(--s-6) var(--s-4) var(--s-7); }
  .login-mark { width: 72px; height: 72px; border-radius: 22px; }
  .login-mark img { width: 42px; height: 42px; }
  .login-card { padding: var(--s-4); }
  .page-account .site-foot { flex-direction: column; align-items: flex-start; gap: var(--s-3); padding: var(--s-5) var(--s-4) var(--s-6); }
  .page-account .filter .muted { margin-left: 0; width: 100%; }
  .page-account dialog { padding: var(--s-5) var(--s-4); }
  .dlg-band, .dlg-body { padding-left: var(--s-4); padding-right: var(--s-4); }
}

/* ---------- Responsive ---------- */
@media (max-width: 760px) {
  .auth-card { grid-template-columns: 1fr; margin-top: 24px; }
  .auth-side { border-right: 0; border-bottom: 1px solid rgba(139,179,255,.35); padding: 28px 24px; }
  .auth-main { padding: 28px 24px; }
  .stat-row { grid-template-columns: 1fr; gap: 12px; }
  .who span { display: none; }
}
@media (max-width: 520px) {
  .hdr-in { padding: 0 16px; gap: 8px; }
  .logo img { height: 30px; }
  .hdr-nav { gap: 4px; }
  .hdr-nav .nav-link { display: none; }
  a.btn, .hdr button { padding: 8px 12px; }
  .container { padding: 24px 16px 16px; }
  .site-foot { padding: 8px 16px 40px; }
  h1 { font-size: 26px; }
  .card { padding: 16px; border-radius: 20px; }
  .card.center { margin-top: 32px; }
  .auth-simple { margin-top: 24px; padding: 24px 18px; }
  .stat-row .card { padding: 16px; }
  dialog { padding: 18px; border-radius: 20px; }
  .tabs { display: flex; }
  .tabs button { flex: 1; }
  .badge { display: none; }
}
.page-account .site-foot a { display: inline-flex; align-items: center; min-height: 32px; }
.page-account .scroll:focus-visible { outline-offset: 2px; }

@media (max-width: 520px) { .login-perks { flex-direction: column; align-items: center; } .login-perks li + li { border-left: 0; } }

/* =====================================================================
   /pay (redesign khớp landing + /account). body.page-account.page-pay
   ===================================================================== */
.pay { position: relative; overflow: hidden; padding: var(--s-7) var(--s-5) var(--s-8); }
.pay-bg { position: absolute; inset: 0 0 auto; height: 620px; z-index: 0; pointer-events: none; }
.pay-bg img { width: 100%; height: 100%; object-fit: cover; opacity: .5; }
.pay-bg::after { content: ""; position: absolute; inset: 0;
  background: radial-gradient(ellipse 620px 340px at 50% 0, rgba(43,102,255,.18), transparent 70%),
              linear-gradient(180deg, rgba(251,252,253,.35) 0%, rgba(251,252,253,.85) 60%, var(--mist) 100%); }
.pay-in { position: relative; z-index: 1; max-width: 1120px; margin: 0 auto; }
.pay-head { text-align: center; display: flex; flex-direction: column; align-items: center; margin-bottom: var(--s-7); }
.pay-head h1 { font-size: clamp(30px, 4.6vw, 46px); line-height: 1.2; margin: 0 0 var(--s-3); }
.pay-sub { margin: 0; font-size: 17px; color: var(--slate-600); max-width: 52ch; }
.steps { list-style: none; padding: 0; margin: var(--s-5) 0 0; display: flex; flex-wrap: wrap; justify-content: center; gap: var(--s-2); }
.steps li { display: inline-flex; align-items: center; gap: var(--s-2); padding: 6px 14px 6px 6px; border-radius: var(--r-pill); background: #fff; border: 1px solid var(--line); font-size: 13px; font-weight: 600; color: var(--slate-600); }
.steps span { width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; font-size: 12px; background: var(--slate-100); color: var(--slate-600); }
.steps li.is-on { color: var(--ink); border-color: var(--brand-200); }
.steps li.is-on span { background: var(--brand-500); color: #fff; }

.polar-box { display: flex; align-items: center; justify-content: space-between; gap: var(--s-4); flex-wrap: wrap; padding: var(--s-4) var(--s-5); margin-bottom: var(--s-5); border-radius: var(--r-md); background: #fff; border: 1px solid var(--line); }
.polar-box b, .polar-box span { display: block; }

.pay-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(320px, 1fr); gap: var(--s-6); align-items: start; }
.plans-wrap { border: 0; padding: 0; margin: 0; min-width: 0; }
.plans-wrap legend { padding: 0; margin-bottom: var(--s-4); font-size: 22px; font-weight: 800; letter-spacing: -.02em; }
.page-pay .plans { display: grid; gap: var(--s-4); margin: 0; }
.page-pay .plan { position: relative; display: grid; grid-template-columns: auto 1fr auto; grid-template-areas: "r name price" "r unit price"; align-items: center; column-gap: var(--s-4); row-gap: 2px;
  padding: var(--s-5); border-radius: var(--r-lg); background: #fff; border: 1.5px solid var(--line); box-shadow: var(--card-shadow); cursor: pointer; transition: border-color .15s, box-shadow .15s; }
.page-pay .plan:hover { border-color: var(--brand-200); }
.page-pay .plan:has(input:checked) { border-color: var(--brand-500); box-shadow: 0 0 0 4px var(--brand-100), var(--card-shadow); }
.page-pay .plan:has(input:focus-visible) { outline: 2px solid var(--brand-500); outline-offset: 3px; }
.page-pay .plan input { grid-area: r; width: 20px; height: 20px; margin: 0; accent-color: var(--brand-500); }
.page-pay .plan b { grid-area: name; font-size: 16px; font-weight: 700; }
.page-pay .plan small { grid-area: unit; font-size: 13px; color: var(--slate); font-weight: 500; }
.page-pay .plan span { grid-area: price; font-family: var(--mono); font-size: 20px; font-weight: 600; color: var(--ink); }
.page-pay .plan em { position: absolute; top: -11px; left: var(--s-5); font-style: normal; font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; padding: 3px 10px; border-radius: var(--r-pill); background: var(--brand-600); color: #fff; }
.trust { list-style: none; padding: 0; margin: var(--s-5) 0 0; display: grid; gap: var(--s-2); }
.trust li { display: flex; align-items: center; gap: var(--s-2); font-size: 14px; color: var(--slate-600); }
.trust svg { width: 18px; height: 18px; flex: none; fill: none; stroke: var(--brand-600); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

.summary { position: sticky; top: 88px; border-radius: var(--r-xl); overflow: hidden; background: #fff; border: 1px solid var(--line); box-shadow: var(--pop-shadow); }
.sum-band { padding: var(--s-5) var(--s-6); background: var(--brand-grad); color: #fff; }
.sum-band .eyebrow { margin-bottom: var(--s-2); }
.sum-plan { margin: 0; font-size: 18px; font-weight: 700; }
.sum-price { margin: var(--s-2) 0 0; }
.sum-price b { font-family: var(--mono); font-size: 40px; font-weight: 600; letter-spacing: -.03em; line-height: 1.1; }
.sum-meta { margin: var(--s-2) 0 0; font-size: 14px; color: rgba(255,255,255,.85); }
.sum-body { padding: var(--s-5) var(--s-6) var(--s-6); }
.sum-body label.f { margin-top: 0; }
.sum-body #acct label.f, .sum-body details label.f { margin-top: var(--s-4); }
.page-pay .opt { font-weight: 500; color: var(--slate); }
.page-pay input[type=email], .page-pay input[type=text], .page-pay select { width: 100%; margin-top: 6px; min-height: 44px; }
.acct-line { margin: var(--s-4) 0 0; font-size: 14px; color: var(--slate-600); overflow-wrap: anywhere; }
.page-pay details#topup { margin-top: var(--s-4); }
.page-pay details#topup > summary { cursor: pointer; font-size: 14px; font-weight: 600; color: var(--brand-600); padding: 4px 0; width: max-content; max-width: 100%; }
.page-pay #go { width: 100%; margin-top: var(--s-5); min-height: 50px; font-size: 15px; border-radius: var(--r-md); box-shadow: 0 10px 24px -10px rgba(43,102,255,.6); }
.page-pay #err:empty { display: none; }
.page-pay #err { margin: var(--s-3) 0 0; }
.sum-note { margin: var(--s-3) 0 0; font-size: 13px; color: var(--slate); line-height: 1.55; }

/* Kết quả */
.pay-result { max-width: 720px; }
.res-card { padding: var(--s-7) var(--s-6); border-radius: var(--r-xl); background: #fff; border: 1px solid var(--line); box-shadow: var(--pop-shadow); text-align: center; }
.res-card h1 { font-size: clamp(26px, 3.6vw, 34px); line-height: 1.2; margin: 0 0 var(--s-2); }
.res-card #res-msg { margin: 0 auto; max-width: 48ch; font-size: 15px; }
.res-card #res-msg.ok { color: var(--ok-fg); font-weight: 600; }
.res-icon { width: 64px; height: 64px; border-radius: 50%; margin: 0 auto var(--s-5); display: grid; place-items: center; background: var(--brand-50); font-size: 28px; font-weight: 800; }
.res-icon .spin { margin: 0; }
.res-icon.is-ok { background: var(--ok-bg); color: var(--ok-fg); box-shadow: 0 0 0 8px rgba(16,185,129,.08); }
.res-icon.is-bad { background: var(--warn-bg); color: var(--warn-fg); }
#done, #lost { text-align: left; margin-top: var(--s-6); }
.res-key { padding: var(--s-5); border-radius: var(--r-lg); background: var(--brand-grad); color: #fff; }
.res-key h2 { color: #fff; margin: 0 0 var(--s-4); font-size: 20px; }
.res-key .eyebrow { margin-bottom: 6px; }
#done h3 { font-size: 16px; margin: var(--s-5) 0 var(--s-2); }
.connect { padding-left: 20px; margin: 0; display: grid; gap: var(--s-3); font-size: 14px; }
.connect .codebox { margin-top: var(--s-2); }
.res-cta { display: flex; gap: var(--s-2); flex-wrap: wrap; margin-top: var(--s-5); }
.page-pay .site-foot { margin-top: 0; }

@media (max-width: 900px) {
  .pay-grid { grid-template-columns: 1fr; }
  .summary { position: static; }
}
@media (max-width: 520px) {
  .pay { padding: var(--s-6) var(--s-4) var(--s-7); }
  .pay-head { margin-bottom: var(--s-6); }
  .steps { flex-direction: column; align-items: stretch; }
  .page-pay .plan { padding: var(--s-4); column-gap: var(--s-3); }
  .page-pay .plan span { font-size: 17px; }
  .sum-band, .sum-body { padding-left: var(--s-4); padding-right: var(--s-4); }
  .res-card { padding: var(--s-6) var(--s-4); }
}
.pay-sub, .pay-head h1 { text-wrap: balance; }
.page-pay .plans { gap: 20px; }
.page-pay input::placeholder { color: #7c8aa0; }
.page-pay details#topup > summary { list-style: none; display: inline-flex; align-items: center; gap: 6px; }
.page-pay details#topup > summary::-webkit-details-marker { display: none; }
.page-pay details#topup > summary::before { content: ""; width: 7px; height: 7px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(-45deg); transition: transform .15s; }
.page-pay details#topup[open] > summary::before { transform: rotate(45deg); }

/* /pay: chọn cổng thanh toán */
.page-pay .plans-wrap { display: grid; gap: var(--s-6); align-content: start; min-width: 0; }
.page-pay .gw, .page-pay .plans-fs { border: 0; padding: 0; margin: 0; min-width: 0; }
.page-pay .gw legend, .page-pay .plans-fs legend { padding: 0; margin-bottom: var(--s-4); font-size: 22px; font-weight: 800; letter-spacing: -.02em; }
.gw-opts { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-3); }
.gw-opt { position: relative; display: grid; grid-template-columns: auto 1fr; grid-template-areas: "r name" "r sub"; column-gap: var(--s-3); row-gap: 2px; align-items: center;
  padding: var(--s-4); border-radius: var(--r-md); background: #fff; border: 1.5px solid var(--line); cursor: pointer; transition: border-color .15s, box-shadow .15s; }
.gw-opt:hover { border-color: var(--brand-200); }
.gw-opt:has(input:checked) { border-color: var(--brand-500); box-shadow: 0 0 0 4px var(--brand-100); }
.gw-opt:has(input:focus-visible) { outline: 2px solid var(--brand-500); outline-offset: 3px; }
.gw-opt:has(input:disabled) { cursor: not-allowed; background: var(--slate-100); }
.gw-opt input { grid-area: r; width: 18px; height: 18px; margin: 0; accent-color: var(--brand-500); }
.gw-opt b { grid-area: name; font-size: 15px; }
.gw-opt small { grid-area: sub; font-size: 13px; color: var(--slate-600); }
.gw-off { position: absolute; top: 10px; right: 10px; font-style: normal; font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: var(--r-pill); background: var(--slate-200); color: #334155; }
@media (max-width: 520px) { .gw-opts { grid-template-columns: 1fr; } }

/* /oauth/authorize: trang đồng ý kết nối MCP (lib/oauth.js), dùng chung khung .login */
.oa-who { display: flex; justify-content: space-between; align-items: baseline; gap: var(--s-3); padding-bottom: var(--s-4); border-bottom: 1px solid var(--line); }
.oa-who b { font-weight: 600; min-width: 0; overflow-wrap: anywhere; text-align: right; }
.login-card label.f { margin-top: var(--s-4); }
.oa-acts { display: flex; gap: var(--s-2); margin-top: var(--s-5); }
.oa-acts button, .page-account .oa-acts button.ghost { flex: 1 1 0; min-height: 48px; padding: 10px 16px; font-size: 15px; border-radius: var(--r-sm); }
.oa-msg { margin: 0 0 var(--s-4); color: var(--slate-600); }
a.btn.oa-wide { display: flex; width: 100%; min-height: 48px; border-radius: var(--r-sm); }