/* plugmeto.com — một tệp CSS cho cả web. Font hệ thống (hiện tiếng Việt tốt, không phải tải font). */
:root {
  --ink: #12131a;
  --ink-2: #3a3f4f;
  --muted: #5b6072;
  --line: #e3e5ee;
  --line-2: #cfd3df;
  --bg: #ffffff;
  --bg-2: #f6f6fb;
  --brand: #5b3df5;
  --brand-600: #4a2de0;
  --brand-50: #f1edff;
  --ok: #0b6b45;
  --ok-bg: #e7f6ee;
  --err: #b42318;
  --err-bg: #fdeceb;
  --info: #1e4fd6;
  --info-bg: #ebf1ff;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05), 0 10px 28px rgba(16, 24, 40, .07);
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 16px/1.6 var(--font); color: var(--ink); background: var(--bg); min-height: 100vh; display: flex; flex-direction: column; }
main { flex: 1; }
a { color: var(--brand-600); text-underline-offset: 2px; }
a:hover { color: var(--brand); }
img, svg { display: block; max-width: 100%; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; letter-spacing: -.01em; }
p { margin: 0 0 1em; }
small { font-size: .85em; }
code { font: .9em/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; background: var(--bg-2); padding: .1em .35em; border-radius: 6px; }
:focus-visible { outline: 3px solid var(--brand); outline-offset: 2px; }

.wrap { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 480px; }
.page { padding-top: 36px; padding-bottom: 64px; }
.center { text-align: center; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.nowrap { white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: #fff; padding: 8px 14px; border-radius: 8px; z-index: 10; }
.skip:focus { left: 8px; }

/* ---------- đầu trang ---------- */
.hdr { border-bottom: 1px solid var(--line); background: rgba(255, 255, 255, .92); backdrop-filter: saturate(1.4) blur(8px); position: sticky; top: 0; z-index: 5; }
.hdr-in { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 750; font-size: 1.2rem; letter-spacing: -.02em; }
.brand:hover { color: var(--ink); }
.brand-name b { color: var(--brand); font-weight: inherit; }
.logo-mark { width: 32px; height: 32px; flex: none; }
.hdr-nav { display: flex; align-items: center; gap: 14px; min-width: 0; }
.hdr-link { color: var(--ink-2); text-decoration: none; font-weight: 600; }
.hdr-link:hover { color: var(--brand); }
.hdr-user { display: inline-flex; align-items: center; gap: 8px; color: var(--ink); text-decoration: none; font-weight: 600; min-width: 0; padding: 4px 10px 4px 4px; border: 1px solid var(--line); border-radius: 999px; }
.hdr-user span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 160px; }
.hdr-user:hover { border-color: var(--line-2); color: var(--ink); }

/* ---------- nút ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 0 20px; border-radius: 12px; border: 1px solid transparent; font: 600 1rem/1 var(--font); text-decoration: none; cursor: pointer; transition: background .15s, border-color .15s, color .15s, box-shadow .15s; }
.btn-sm { min-height: 36px; padding: 0 14px; font-size: .9rem; border-radius: 10px; }
.btn-lg { min-height: 52px; padding: 0 26px; font-size: 1.05rem; }
.btn-block { width: 100%; }
.btn-primary { background: var(--brand); color: #fff; box-shadow: 0 6px 16px rgba(91, 61, 245, .28); }
.btn-primary:hover { background: var(--brand-600); color: #fff; }
.btn-ghost { background: #fff; color: var(--ink); border-color: var(--line-2); }
.btn-ghost:hover { border-color: var(--ink-2); color: var(--ink); }
.btn-danger { background: var(--err); color: #fff; }
.btn-danger:hover { background: #912018; color: #fff; }
.btn-text { background: none; border: 0; padding: 0; font: 600 1em var(--font); color: var(--brand-600); cursor: pointer; text-decoration: underline; text-underline-offset: 2px; }
.btn-text:disabled { color: var(--muted); cursor: default; text-decoration: none; }

/* ---------- trang chủ ---------- */
.hero { background: radial-gradient(1200px 500px at 85% -10%, #e9e3ff 0%, rgba(233, 227, 255, 0) 60%), radial-gradient(900px 420px at -10% 110%, #e3f2ff 0%, rgba(227, 242, 255, 0) 60%); padding: 64px 0 56px; }
.hero-in { display: grid; gap: 36px; align-items: center; }
@media (min-width: 960px) { .hero-in { grid-template-columns: minmax(0, 1fr) 380px; gap: 56px; } }
.hero-card { padding: 26px 22px; }
.hero-card .pbtns { margin-top: 16px; }
.hero-me { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; }
.hero-me p { margin: 0; }
.hero-me-n { font-weight: 700; font-size: 1.15rem; }
.ticks { list-style: none; padding: 0; margin: 26px 0 0; display: grid; gap: 10px; }
.ticks li { display: flex; gap: 10px; align-items: flex-start; font-weight: 600; color: var(--ink-2); }
.ticks svg { width: 20px; height: 20px; margin-top: 3px; color: var(--brand); flex: none; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: .9rem; font-weight: 600; color: var(--brand-600); background: var(--brand-50); padding: 6px 12px; border-radius: 999px; margin-bottom: 20px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 0 rgba(91, 61, 245, .5); animation: ping 2s infinite; }
@keyframes ping { 70% { box-shadow: 0 0 0 8px rgba(91, 61, 245, 0); } 100% { box-shadow: 0 0 0 0 rgba(91, 61, 245, 0); } }
@media (prefers-reduced-motion: reduce) { .dot { animation: none; } * { transition: none !important; } }
.hero h1 { font-size: clamp(1.85rem, 3.2vw + .7rem, 3.1rem); font-weight: 800; letter-spacing: -.035em; margin-bottom: 20px; }
.hl { background: linear-gradient(90deg, var(--brand) 0%, #2f7bff 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: clamp(1.05rem, 2.2vw, 1.25rem); color: var(--ink-2); max-width: 620px; }

.band { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 52px 0; }
.sec-h { font-size: clamp(1.4rem, 3vw, 1.8rem); margin-bottom: 26px; }
.how { list-style: none; padding: 0; margin: 0; display: grid; gap: 16px; }
.how li { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.how h3 { font-size: 1.1rem; margin: 12px 0 6px; }
.how p { margin: 0; color: var(--muted); }
.how-n { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; background: var(--brand); color: #fff; font-weight: 700; }
.feats { display: grid; gap: 16px; padding-top: 52px; padding-bottom: 64px; }
.feat { border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.feat svg { width: 28px; height: 28px; color: var(--brand); margin-bottom: 12px; }
.feat h3 { font-size: 1.1rem; }
.feat p { margin: 0; color: var(--muted); }
@media (min-width: 760px) {
  .how, .feats { grid-template-columns: repeat(3, 1fr); }
  .hero { padding: 72px 0 72px; }
}

/* ---------- thẻ + biểu mẫu ---------- */
.card { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 28px 24px; box-shadow: var(--shadow); }
.card + .card { margin-top: 16px; }
.card-h { font-size: 1.55rem; font-weight: 750; margin-bottom: 6px; }
.card-h2 { font-size: 1.15rem; margin-bottom: 4px; }
.card-ic { width: 48px; height: 48px; margin-bottom: 14px; }
.card-ic svg { width: 48px; height: 48px; }
.card-danger { border-color: #f3c5c1; }
.fine { font-size: .85rem; color: var(--muted); margin: 18px 0 0; }
.switch { text-align: center; margin: 20px 0 0; color: var(--muted); }
.back { display: inline-flex; align-items: center; gap: 6px; text-decoration: none; font-weight: 600; }
.back svg { width: 18px; height: 18px; }
.big { font-size: 4.5rem; font-weight: 800; color: var(--brand); margin: 0 0 8px; letter-spacing: -.04em; }

.form { display: grid; gap: 8px; margin-top: 18px; }
.form label { font-weight: 600; font-size: .95rem; }
.form input[type=text], .form input[type=tel] { width: 100%; height: 50px; padding: 0 14px; border: 1px solid var(--line-2); border-radius: 12px; font: 1rem var(--font); color: var(--ink); background: #fff; }
.form input:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 4px rgba(91, 61, 245, .16); }
.form .btn { margin-top: 10px; }
.hint { font-size: .85rem; color: var(--muted); margin: 0 0 6px; }
.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400 !important; margin: 8px 0 2px; cursor: pointer; }
.check input { width: 20px; height: 20px; margin: 2px 0 0; accent-color: var(--brand); flex: none; }
.row { display: flex; gap: 8px; }
.row input { flex: 1; min-width: 0; }
.row .btn { margin-top: 0; min-height: 50px; }
.otp { text-align: center; font: 700 1.7rem/1 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace !important; letter-spacing: .45em; padding-left: .45em !important; }
.resend { display: flex; flex-wrap: wrap; justify-content: center; align-items: baseline; gap: 6px; margin-top: 18px; font-size: .95rem; }
.cf-turnstile { min-height: 65px; }

.alert { display: flex; gap: 10px; align-items: flex-start; border-radius: 12px; padding: 12px 14px; margin: 16px 0 4px; font-size: .95rem; }
.alert svg { width: 20px; height: 20px; flex: none; margin-top: 2px; }
.alert p { margin: 0; }
.alert-err { background: var(--err-bg); color: var(--err); }
.alert-ok { background: var(--ok-bg); color: var(--ok); }
.alert-info { background: var(--info-bg); color: var(--info); }
.alert a { color: inherit; font-weight: 600; }

/* bước tạo tài khoản */
.steps { list-style: none; display: flex; align-items: center; gap: 8px; padding: 0; margin: 0 0 18px; }
.steps li { flex: none; display: flex; align-items: center; gap: 8px; font-size: .85rem; color: var(--muted); }
.steps li + li { flex: 1 1 auto; }
.steps li + li::before { content: ""; flex: 1 1 auto; min-width: 12px; height: 2px; background: var(--line-2); border-radius: 2px; }
.steps li.done + li::before { background: var(--brand); }
.steps-n { flex: none; display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; border: 2px solid var(--line-2); font-weight: 700; font-size: .8rem; background: #fff; }
.steps-n svg { width: 14px; height: 14px; }
.steps-t { white-space: nowrap; }
.steps .now { color: var(--ink); font-weight: 600; }
.steps .now .steps-n { border-color: var(--brand); color: var(--brand); }
.steps .done .steps-n { border-color: var(--brand); background: var(--brand); color: #fff; }
@media (max-width: 420px) { .steps li:not(.now) .steps-t { display: none; } }

/* nút nhà cung cấp */
.pbtns { display: grid; gap: 10px; margin-top: 20px; }
.pbtn { position: relative; display: flex; align-items: center; gap: 14px; min-height: 54px; padding: 0 16px; border: 1px solid var(--line-2); border-radius: 12px; background: #fff; color: var(--ink); text-decoration: none; font-weight: 600; transition: border-color .15s, box-shadow .15s, background .15s; }
.pbtn:hover { border-color: var(--ink-2); color: var(--ink); box-shadow: 0 2px 10px rgba(16, 24, 40, .08); }
.pbtn-ic { width: 24px; height: 24px; flex: none; }
.pbtn-ic svg { width: 24px; height: 24px; }
.pbtn-t { flex: 1; }
.pbtn-t small { color: var(--muted); font-weight: 500; }
.pbtn.is-off { cursor: not-allowed; color: var(--muted); background: var(--bg-2); border-style: dashed; }
.pbtn.is-off:hover { box-shadow: none; border-color: var(--line-2); }
.pbtn.is-off .pbtn-ic { filter: grayscale(1); opacity: .55; }
.badge { display: inline-block; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); background: #eceef4; border-radius: 999px; padding: 3px 8px; white-space: nowrap; }

/* ảnh đại diện: chữ cái đầu nằm dưới, ảnh phủ lên; ảnh lỗi → site.js thêm .broken */
.ava { position: relative; display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: linear-gradient(135deg, #7b61ff, #2f7bff); color: #fff; font-weight: 700; overflow: hidden; flex: none; }
.ava > span { font-size: .95rem; letter-spacing: .02em; }
.ava img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; background: #fff; }
.ava.broken img { display: none; }
.ava-sm { width: 28px; height: 28px; }
.ava-sm > span { font-size: .72rem; }
.ava-lg { width: 56px; height: 56px; }
.ava-lg > span { font-size: 1.2rem; }
.ava-xl { width: 88px; height: 88px; margin-bottom: 14px; }
.ava-xl > span { font-size: 1.9rem; }

.verified { display: flex; align-items: center; gap: 14px; padding: 14px; background: var(--bg-2); border-radius: 14px; margin-bottom: 20px; }
.verified > div { flex: 1; min-width: 0; }
.verified-t { display: flex; align-items: center; gap: 6px; margin: 0; font-weight: 700; color: var(--ok); font-size: .95rem; }
.verified-t svg { width: 16px; height: 16px; }
.verified-d { margin: 2px 0 0; color: var(--ink-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.verified-p { width: 26px; height: 26px; flex: none; }
.verified-p svg { width: 26px; height: 26px; }

/* ---------- trang Tài khoản ---------- */
.acc .alert { margin-top: 0; margin-bottom: 16px; }
.acc-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; align-items: start; }
.acc-me { text-align: center; }
.acc-me .ava { margin-left: auto; margin-right: auto; }
.acc-me .form { text-align: left; margin-bottom: 14px; }
.acc-me form:last-child .btn { margin-top: 0; }
.acc-side .card + .card { margin-top: 16px; }
@media (min-width: 860px) { .acc-grid { grid-template-columns: 330px minmax(0, 1fr); } }
.card-danger .btn { justify-self: start; }
.idns { list-style: none; padding: 0; margin: 16px 0 0; }
.idn { display: flex; align-items: center; gap: 14px; padding: 14px 0; border-top: 1px solid var(--line); }
.idn-ic { width: 28px; height: 28px; flex: none; }
.idn-ic svg { width: 28px; height: 28px; }
.idn-b { flex: 1; min-width: 0; }
.idn-t { margin: 0; font-weight: 700; display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.idn-d { margin: 0; color: var(--muted); font-size: .9rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tag { display: inline-flex; align-items: center; gap: 4px; font-size: .75rem; font-weight: 700; border-radius: 999px; padding: 2px 8px; }
.tag svg { width: 12px; height: 12px; }
.tag-ok { color: var(--ok); background: var(--ok-bg); }

/* ---------- trang pháp lý ---------- */
.legal { max-width: 780px; }
.legal h1 { font-size: clamp(1.8rem, 4vw, 2.3rem); margin-bottom: 4px; }
.legal h2 { font-size: 1.2rem; margin: 32px 0 10px; }
.legal li { margin-bottom: 6px; }
.legal .summary { background: var(--bg-2); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; font-size: .95rem; color: var(--ink-2); margin: 18px 0; }
.toc { border-left: 3px solid var(--brand-50); padding-left: 14px; margin: 18px 0; }
.toc ol { margin: 0; padding-left: 20px; }
.toc a { text-decoration: none; }

/* ---------- chân trang ---------- */
.ftr { border-top: 1px solid var(--line); background: var(--bg-2); font-size: .9rem; color: var(--muted); }
.ftr-in { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 24px; padding-top: 22px; padding-bottom: 22px; }
.ftr-brand { display: inline-flex; align-items: center; gap: 10px; margin: 0; }
.ftr-brand .logo-mark { width: 22px; height: 22px; }
.ftr-nav { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.ftr-nav a { color: var(--ink-2); text-decoration: none; }
.ftr-nav a:hover { color: var(--brand); text-decoration: underline; }

@media (max-width: 520px) {
  .hdr-link { display: none; }
  .card { padding: 24px 18px; }
  .hdr-user span:last-child { max-width: 110px; }
}