:root {
  --bg: #f4f7fb;
  --surface: #ffffff;
  --surface-soft: #f8fafc;
  --text: #172033;
  --muted: #64748b;
  --line: #dbe4ef;
  --primary: #2459d3;
  --primary-dark: #1844aa;
  --success: #127a4f;
  --success-bg: #e8f8f0;
  --warning: #986200;
  --warning-bg: #fff6dc;
  --danger: #b42318;
  --danger-bg: #ffefed;
  --shadow: 0 16px 42px rgba(31, 50, 81, .08);
  --radius: 18px;
}
* { box-sizing: border-box; }
html { min-height: 100%; background: var(--bg); }
body { margin: 0; min-height: 100%; color: var(--text); background: var(--bg); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input, select, textarea { font: inherit; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; overflow-wrap: anywhere; }
.topbar { position: sticky; top: 0; z-index: 10; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 28px; min-height: 72px; padding: 0 28px; background: rgba(255,255,255,.95); border-bottom: 1px solid var(--line); backdrop-filter: blur(12px); }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-weight: 800; letter-spacing: -.02em; }
.brand:hover { text-decoration: none; }
.brand-mark { display: inline-grid; width: 38px; height: 38px; place-items: center; border-radius: 12px; color: #fff; background: linear-gradient(145deg, #2459d3, #173d99); box-shadow: 0 8px 18px rgba(36,89,211,.25); font-size: 13px; }
.nav { display: flex; gap: 6px; align-items: center; }
.nav a { padding: 9px 12px; color: var(--muted); border-radius: 10px; font-size: 14px; font-weight: 650; }
.nav a:hover, .nav a.active { color: var(--primary); background: #eef4ff; text-decoration: none; }
.account { display: flex; align-items: center; gap: 14px; color: var(--muted); font-size: 13px; }
.account form { margin: 0; }
.link-button { border: 0; background: transparent; color: var(--primary); padding: 0; cursor: pointer; }
.page { width: min(1180px, calc(100% - 32px)); margin: 0 auto; padding: 34px 0 56px; }
.page-auth { min-height: 100vh; display: grid; place-items: center; padding: 28px 0; }
.page-heading { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; margin-bottom: 24px; }
.page-heading h1 { margin: 0 0 6px; font-size: clamp(28px, 4vw, 40px); line-height: 1.06; letter-spacing: -.035em; }
.page-heading p { margin: 0; color: var(--muted); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.card-pad { padding: 24px; }
.auth-card { width: min(470px, 100%); padding: 30px; }
.auth-card .brand-row { margin-bottom: 26px; }
.brand-row { display: flex; align-items: center; gap: 14px; }
.brand-row h1 { margin: 0; font-size: 25px; }
.brand-row p { margin: 4px 0 0; color: var(--muted); font-size: 14px; }
.grid { display: grid; gap: 18px; }
.grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.metric { padding: 22px; }
.metric span { display: block; color: var(--muted); font-size: 13px; margin-bottom: 8px; }
.metric strong { font-size: 28px; letter-spacing: -.03em; }
.section { margin-top: 28px; }
.section-title { display: flex; justify-content: space-between; align-items: center; gap: 14px; margin-bottom: 14px; }
.section-title h2 { margin: 0; font-size: 20px; }
.table-wrap { overflow: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
table { width: 100%; border-collapse: collapse; min-width: 760px; }
th, td { padding: 15px 16px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .06em; background: var(--surface-soft); }
tr:last-child td { border-bottom: 0; }
.status { display: inline-flex; align-items: center; min-height: 28px; padding: 4px 10px; border-radius: 999px; font-size: 12px; font-weight: 750; white-space: nowrap; }
.status.neutral { color: #43536a; background: #edf2f7; }
.status.progress { color: #174aa8; background: #eaf1ff; }
.status.success { color: var(--success); background: var(--success-bg); }
.status.danger { color: var(--danger); background: var(--danger-bg); }
.button { display: inline-flex; justify-content: center; align-items: center; gap: 8px; min-height: 42px; padding: 10px 16px; border-radius: 11px; border: 1px solid transparent; cursor: pointer; font-weight: 750; text-decoration: none; transition: .15s ease; }
.button:hover { text-decoration: none; transform: translateY(-1px); }
.button.primary { color: white; background: var(--primary); box-shadow: 0 9px 20px rgba(36,89,211,.18); }
.button.primary:hover { background: var(--primary-dark); }
.button.secondary { color: var(--text); background: white; border-color: var(--line); }
.button.danger { color: var(--danger); background: var(--danger-bg); border-color: #ffd3cd; }
.button.small { min-height: 34px; padding: 7px 11px; font-size: 12px; }
.form-stack { display: grid; gap: 17px; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 16px; }
.form-grid h2, .form-grid .wide { grid-column: 1 / -1; }
.form-grid h2 { margin: 10px 0 0; font-size: 18px; }
label { display: grid; gap: 7px; color: #35435a; font-size: 13px; font-weight: 700; }
input, select, textarea { width: 100%; border: 1px solid #cfd9e6; background: #fff; color: var(--text); border-radius: 11px; padding: 11px 12px; outline: none; transition: .15s ease; }
textarea { min-height: 110px; resize: vertical; }
input:focus, select:focus, textarea:focus { border-color: #6d93ef; box-shadow: 0 0 0 3px rgba(36,89,211,.11); }
fieldset { border: 1px solid var(--line); border-radius: 13px; padding: 14px; }
legend { padding: 0 6px; color: var(--muted); font-size: 13px; font-weight: 700; }
.check-list { display: grid; gap: 10px; }
.check-row { display: flex; align-items: center; gap: 10px; font-weight: 500; }
.check-row input { width: auto; }
.alert { border-radius: 13px; padding: 13px 15px; margin-bottom: 18px; border: 1px solid transparent; line-height: 1.45; }
.alert.success { color: var(--success); background: var(--success-bg); border-color: #bce9d4; }
.alert.warning { color: var(--warning); background: var(--warning-bg); border-color: #f4d887; }
.alert.danger { color: var(--danger); background: var(--danger-bg); border-color: #ffd0ca; }
.alert.info { color: #174aa8; background: #edf4ff; border-color: #cfddff; }
.split { display: grid; grid-template-columns: minmax(0,1.2fr) minmax(320px,.8fr); gap: 20px; }
.detail-list { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.detail-list > div { padding: 15px; background: white; }
.detail-list span { display: block; color: var(--muted); font-size: 12px; margin-bottom: 6px; }
.detail-list strong { font-size: 15px; }
.pin-box { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px; border-radius: 14px; background: #111d34; color: white; }
.pin-box code { font-size: 30px; letter-spacing: .15em; font-weight: 800; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.actions form { margin: 0; }
.timeline { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.timeline li { position: relative; display: grid; grid-template-columns: 18px 1fr; gap: 11px; padding: 0 0 18px; }
.timeline li:not(:last-child)::before { content: ''; position: absolute; left: 5px; top: 12px; bottom: 0; width: 2px; background: var(--line); }
.event-dot { width: 12px; height: 12px; margin-top: 3px; border-radius: 50%; background: var(--primary); box-shadow: 0 0 0 4px #eaf1ff; }
.timeline strong { display: block; font-size: 14px; }
.timeline small { display: block; color: var(--muted); margin-top: 4px; }
.empty { padding: 35px; text-align: center; box-shadow: none; }
.empty h3 { margin: 0 0 8px; }
.empty p { margin: 0; color: var(--muted); }
.stack { display: grid; gap: 14px; }
.item-card { padding: 18px; }
.item-card-head { display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; }
.item-card h3 { margin: 0 0 5px; }
.item-card p { margin: 0; color: var(--muted); }
.inline-form { display: flex; align-items: end; gap: 9px; flex-wrap: wrap; margin-top: 15px; }
.inline-form label { min-width: 180px; flex: 1; }
.chips { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 12px; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 6px 9px; border-radius: 999px; color: #43536a; background: #eef2f7; font-size: 12px; }
.setup-body { min-height: 100vh; padding: 30px 16px; }
.setup-shell { width: min(900px, 100%); margin: 0 auto; }
.setup-card { padding: 28px; }
.setup-card .brand-row { margin-bottom: 24px; }
.summary-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; margin: 20px 0; }
.summary-grid > div { padding: 14px; border: 1px solid var(--line); border-radius: 12px; }
.summary-grid span { display: block; color: var(--muted); font-size: 12px; margin-bottom: 6px; }
.summary-grid .wide { grid-column: 1 / -1; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
@media (max-width: 900px) {
  .topbar { grid-template-columns: 1fr auto; gap: 12px; padding: 10px 16px; }
  .nav { grid-column: 1 / -1; overflow-x: auto; }
  .account > span { display: none; }
  .split { grid-template-columns: 1fr; }
  .grid.cols-3 { grid-template-columns: 1fr; }
}
@media (max-width: 650px) {
  .page { width: min(100% - 20px, 1180px); padding-top: 22px; }
  .grid.cols-2, .form-grid, .detail-list, .summary-grid { grid-template-columns: 1fr; }
  .form-grid h2, .form-grid .wide, .summary-grid .wide { grid-column: auto; }
  .page-heading { flex-direction: column; }
  .auth-card, .setup-card { padding: 21px; }
  .brand > span:last-child { display: none; }
}