/* Kingsgate Estate — corporate trust: dark navy & charcoal. Two themes, measured contrast. */
:root {
  --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px; --space-5: 24px; --space-6: 32px; --space-7: 48px; --space-8: 72px;
  --fs-xs: 0.75rem; --fs-sm: 0.875rem; --fs-md: 1rem; --fs-lg: 1.25rem; --fs-xl: 1.5rem; --fs-2xl: 2rem; --fs-hero: clamp(2.4rem, 5vw, 3.6rem);
  --radius: 10px; --radius-sm: 6px; --shadow: 0 1px 2px rgba(10, 20, 40, .08), 0 8px 24px rgba(10, 20, 40, .08);
  --font: "Inter", "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  --nav-h: 64px;
}
[data-theme="light"] {
  --bg: #f3f5f9; --surface: #ffffff; --surface-2: #e9edf4; --border: #cfd6e2;
  --text: #14203a; --muted: #4a5568; --heading: #0f1a30;
  --primary: #16305c; --primary-hover: #1f4a8f; --on-primary: #ffffff; --link: #1f4a8f;
  --accent: #2b5ca8; --on-accent: #ffffff;
  --ok-bg: #e3f5ea; --ok-fg: #15532d; --warn-bg: #fdf1d6; --warn-fg: #7a4b00; --danger-bg: #fde3e3; --danger-fg: #8a1c1c; --info-bg: #e3ecfa; --info-fg: #16305c;
  --danger: #b42323; --on-danger: #ffffff; --focus: #2b5ca8; --control-border: #667487;
  --sidebar: #0f1a30; --sidebar-text: #dfe6f2; --sidebar-active: #22365f;
}
[data-theme="dark"] {
  --bg: #0e1420; --surface: #161e2e; --surface-2: #1e2839; --border: #30405a;
  --text: #e6ebf3; --muted: #a9b4c8; --heading: #ffffff;
  --primary: #2b5ca8; --primary-hover: #3a6fc2; --on-primary: #ffffff; --link: #9dbdf2;
  --accent: #2b5ca8; --on-accent: #ffffff;
  --ok-bg: #173726; --ok-fg: #9be0b6; --warn-bg: #3d2e0c; --warn-fg: #f3cf7a; --danger-bg: #421717; --danger-fg: #f5a5a5; --info-bg: #1a2b4a; --info-fg: #c2d6f7;
  --danger: #d94a4a; --on-danger: #10151f; --focus: #9dbdf2; --control-border: #8a97ad;
  --sidebar: #0a111d; --sidebar-text: #dfe6f2; --sidebar-active: #22365f;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.55; font-size: var(--fs-md); overflow-x: hidden; }
h1, h2, h3, h4 { color: var(--heading); line-height: 1.15; margin: 0 0 var(--space-3); letter-spacing: -0.01em; }
h1 { font-size: var(--fs-2xl); } h2 { font-size: var(--fs-xl); } h3 { font-size: var(--fs-lg); } h4 { font-size: var(--fs-md); }
p { margin: 0 0 var(--space-3); }
a { color: var(--link); }
img, svg { max-width: 100%; }
.muted { color: var(--muted); }
.small { font-size: var(--fs-sm); }
.price, .money, .num { white-space: nowrap; font-variant-numeric: tabular-nums; }
.money { font-weight: 600; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.icon { width: 20px; height: 20px; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; vertical-align: -4px; flex: none; }
.icon.lg { width: 28px; height: 28px; }

/* Layout */
.container { width: min(1180px, 100% - 2 * var(--space-4)); margin: 0 auto; }
.section { padding: var(--space-7) 0; }
.section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: var(--space-4); margin-bottom: var(--space-5); flex-wrap: wrap; }
.grid { display: grid; gap: var(--space-4); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 900px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: minmax(0, 1fr); } }
.stack { display: flex; flex-direction: column; gap: var(--space-3); }
.row { display: flex; gap: var(--space-3); align-items: center; flex-wrap: wrap; }
.between { justify-content: space-between; }

/* Nav */
.topnav { position: sticky; top: 0; z-index: 50; background: var(--surface); border-bottom: 1px solid var(--border); height: var(--nav-h); display: flex; align-items: center; }
.topnav .container { display: flex; align-items: center; gap: var(--space-4); }
.brand { display: flex; align-items: center; gap: var(--space-2); text-decoration: none; color: var(--heading); font-weight: 700; font-size: var(--fs-lg); }
.brand img { height: 36px; width: auto; }
.nav-links { display: flex; gap: var(--space-1); margin-left: auto; align-items: center; }
.nav-links a, .nav-links button.linklike { color: var(--text); text-decoration: none; padding: 10px 12px; border-radius: var(--radius-sm); font-weight: 500; min-height: 44px; display: inline-flex; align-items: center; gap: 6px; background: none; border: 0; font: inherit; cursor: pointer; }
.nav-links a:hover, .nav-links a.active { background: var(--surface-2); }
.nav-toggle { display: none; margin-left: auto; }
@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; }
  .nav-links { display: none; position: absolute; top: var(--nav-h); left: 0; right: 0; background: var(--surface); border-bottom: 1px solid var(--border); flex-direction: column; align-items: stretch; padding: var(--space-3); box-shadow: var(--shadow); }
  .nav-links.open { display: flex; }
  .nav-links a { min-height: 48px; }
}

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 10px 18px; border-radius: var(--radius-sm); border: 1px solid transparent; font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; transition: background .15s, transform .05s; white-space: nowrap; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--primary); color: var(--on-primary); }
.btn-primary:hover { background: var(--primary-hover); }
.btn-secondary { background: var(--surface); color: var(--text); border-color: var(--control-border); }
.btn-secondary:hover { background: var(--surface-2); }
.btn-ghost { background: transparent; color: var(--link); }
.btn-ghost:hover { background: var(--surface-2); }
.btn-danger { background: var(--danger); color: var(--on-danger); }
.btn-lg { min-height: 52px; padding: 14px 26px; font-size: var(--fs-lg); }
.btn-sm { min-height: 36px; padding: 6px 12px; font-size: var(--fs-sm); }
.btn[disabled], .btn.busy { opacity: .6; cursor: progress; }
.btn-icon { width: 44px; height: 44px; padding: 0; border-radius: 50%; background: var(--surface-2); color: var(--text); border: 1px solid var(--control-border); display: inline-flex; align-items: center; justify-content: center; cursor: pointer; }
.panic-btn { background: var(--danger); color: var(--on-danger); border-radius: 999px; min-height: 64px; font-size: var(--fs-lg); font-weight: 800; padding: 16px 32px; letter-spacing: .02em; box-shadow: 0 6px 20px rgba(180, 35, 35, .35); }
.panic-btn:hover { filter: brightness(1.08); }

/* Cards */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: var(--space-5); box-shadow: var(--shadow); display: flex; flex-direction: column; gap: var(--space-3); min-width: 0; }
.card h3 { margin-bottom: 0; }
.card .card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: var(--space-3); }
.kpi { display: flex; flex-direction: column; gap: 4px; }
.kpi .label { color: var(--muted); font-size: var(--fs-sm); font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.kpi .value { font-size: var(--fs-2xl); font-weight: 800; color: var(--heading); white-space: nowrap; font-variant-numeric: tabular-nums; line-height: 1.1; }
.kpi .sub { color: var(--muted); font-size: var(--fs-sm); }
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 3px 10px; border-radius: 999px; font-size: var(--fs-xs); font-weight: 700; text-transform: uppercase; letter-spacing: .03em; white-space: nowrap; background: var(--info-bg); color: var(--info-fg); }
.badge-ok { background: var(--ok-bg); color: var(--ok-fg); }
.badge-warn { background: var(--warn-bg); color: var(--warn-fg); }
.badge-danger { background: var(--danger-bg); color: var(--danger-fg); }
.badge-neutral { background: var(--surface-2); color: var(--text); }
.list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; }
.list li { display: flex; justify-content: space-between; gap: var(--space-3); padding: var(--space-3) 0; border-bottom: 1px solid var(--border); align-items: center; flex-wrap: wrap; }
.list li:last-child { border-bottom: 0; }
.divider { border: 0; border-top: 1px solid var(--border); margin: var(--space-3) 0; }

/* Forms */
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: var(--space-4); min-width: 0; }
.field label { font-weight: 600; font-size: var(--fs-sm); }
.field .hint { color: var(--muted); font-size: var(--fs-sm); }
.field .error { color: var(--danger-fg); background: var(--danger-bg); padding: 4px 8px; border-radius: 4px; font-size: var(--fs-sm); }
input, select, textarea { font: inherit; color: var(--text); background: var(--surface); border: 1px solid var(--control-border); border-radius: var(--radius-sm); padding: 10px 12px; min-height: 44px; width: 100%; }
textarea { min-height: 96px; resize: vertical; }
input:hover, select:hover, textarea:hover { border-color: var(--muted); }
.field.invalid input, .field.invalid select, .field.invalid textarea { border-color: var(--danger); }
.form-summary { background: var(--danger-bg); color: var(--danger-fg); padding: var(--space-3) var(--space-4); border-radius: var(--radius-sm); margin-bottom: var(--space-4); }
.form-summary ul { margin: 4px 0 0; padding-left: 18px; }
.choice-grid { display: grid; gap: var(--space-2); grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
.choice { border: 1px solid var(--control-border); border-radius: var(--radius-sm); padding: 10px; min-height: 44px; background: var(--surface); cursor: pointer; text-align: left; color: var(--text); font: inherit; }
.choice[aria-pressed="true"] { border-color: var(--accent); background: var(--info-bg); color: var(--info-fg); font-weight: 600; }
.choice[disabled] { opacity: .45; cursor: not-allowed; text-decoration: line-through; }
.code-display { font-size: 2.4rem; font-weight: 800; letter-spacing: .25em; font-variant-numeric: tabular-nums; color: var(--heading); text-align: center; padding: var(--space-4); background: var(--surface-2); border-radius: var(--radius); }
.code-input { font-size: 2rem; letter-spacing: .3em; text-align: center; font-variant-numeric: tabular-nums; min-height: 64px; }

/* Tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
table { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); }
thead th { position: sticky; top: 0; background: var(--surface-2); color: var(--heading); text-align: left; padding: 12px; font-weight: 700; white-space: nowrap; cursor: pointer; user-select: none; }
thead th.sorted.asc::after { content: " \2191"; } thead th.sorted.desc::after { content: " \2193"; }
tbody td { padding: 12px; border-top: 1px solid var(--border); vertical-align: middle; }
tbody tr:hover { background: var(--surface-2); }
td.num, th.num { text-align: right; }
.table-tools { display: flex; gap: var(--space-3); padding: var(--space-3); align-items: center; flex-wrap: wrap; border-bottom: 1px solid var(--border); }
.table-tools input { max-width: 320px; }
.pager { display: flex; gap: var(--space-2); align-items: center; padding: var(--space-3); justify-content: flex-end; flex-wrap: wrap; }

/* States */
.skeleton { display: flex; flex-direction: column; gap: 10px; }
.skeleton span { display: block; height: 14px; border-radius: 4px; background: linear-gradient(90deg, var(--surface-2), var(--border), var(--surface-2)); background-size: 200% 100%; animation: shimmer 1.2s infinite; }
@keyframes shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }
.empty, .error-state { text-align: center; padding: var(--space-6) var(--space-4); border: 1px dashed var(--border); border-radius: var(--radius); color: var(--muted); display: flex; flex-direction: column; gap: var(--space-3); align-items: center; }
.error-state { border-color: var(--danger); color: var(--danger-fg); background: var(--danger-bg); }

/* Toast + dialog */
.toast-host { position: fixed; bottom: var(--space-4); left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; gap: 8px; z-index: 100; width: min(480px, 100% - 32px); }
.toast { background: var(--heading); color: var(--bg); padding: 12px 16px; border-radius: var(--radius-sm); box-shadow: var(--shadow); display: flex; gap: 10px; align-items: center; font-weight: 500; }
[data-theme="dark"] .toast { background: #f1f4fa; color: #0e1420; }
.toast.error { background: var(--danger); color: var(--on-danger); }
.toast.ok { background: #15532d; color: #fff; }
dialog { border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); color: var(--text); padding: var(--space-5); width: min(560px, 100% - 32px); box-shadow: var(--shadow); }
dialog::backdrop { background: rgba(8, 14, 28, .6); }

/* Hero + landing */
.hero { position: relative; color: #fff; background: #0f1a30 url('/assets/stock-1.webp') center/cover no-repeat; min-height: 560px; display: flex; align-items: center; }
.hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(10, 18, 36, .92) 0%, rgba(15, 26, 48, .82) 55%, rgba(15, 26, 48, .55) 100%); }
.hero .container { position: relative; padding: var(--space-8) 0; }
.hero h1 { font-size: var(--fs-hero); color: #fff; line-height: 1.05; max-width: 760px; margin-bottom: var(--space-4); letter-spacing: -0.02em; }
.hero p.lead { font-size: var(--fs-lg); max-width: 640px; color: #dfe6f2; margin-bottom: var(--space-5); }
.hero .eyebrow { display: inline-block; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; font-size: var(--fs-xs); color: #c9d6ec; margin-bottom: var(--space-3); }
.hero .actions { display: flex; gap: var(--space-3); flex-wrap: wrap; }
.hero .btn-primary { background: #ffffff; color: #16305c; }
.hero .btn-primary:hover { background: #e9edf4; }
.hero .btn-secondary { background: rgba(255, 255, 255, .12); color: #fff; border-color: rgba(255, 255, 255, .7); }
.hero .btn-secondary:hover { background: rgba(255, 255, 255, .22); }
.stat-strip { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-4); margin-top: var(--space-7); }
.stat-strip .stat { background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .18); border-radius: var(--radius); padding: var(--space-4); }
.stat-strip .stat b { display: block; font-size: var(--fs-xl); color: #fff; white-space: nowrap; font-variant-numeric: tabular-nums; }
.stat-strip .stat span { color: #c9d6ec; font-size: var(--fs-sm); }
@media (max-width: 700px) { .stat-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); } .hero { min-height: 520px; } }
.feature { display: flex; gap: var(--space-3); align-items: flex-start; }
.feature .icon-wrap { flex: none; width: 44px; height: 44px; border-radius: 10px; background: var(--info-bg); color: var(--info-fg); display: grid; place-items: center; }
footer.site-footer { background: var(--sidebar); color: var(--sidebar-text); padding: var(--space-7) 0 var(--space-5); margin-top: var(--space-7); }
footer.site-footer a { color: #fff; }
footer .foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: var(--space-5); }
@media (max-width: 700px) { footer .foot-grid { grid-template-columns: 1fr; } }
footer .trust { display: flex; gap: var(--space-4); flex-wrap: wrap; margin-top: var(--space-4); }
footer .trust span { display: inline-flex; align-items: center; gap: 6px; font-size: var(--fs-sm); }
footer .credits { font-size: var(--fs-xs); color: #b8c4d8; margin-top: var(--space-5); border-top: 1px solid #2a3a58; padding-top: var(--space-4); }

/* Admin shell */
.admin { display: grid; grid-template-columns: 250px 1fr; min-height: 100vh; }
.sidebar { background: var(--sidebar); color: var(--sidebar-text); padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-2); position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.sidebar .brand { color: #fff; padding: var(--space-2) var(--space-2) var(--space-4); }
.sidebar nav a { display: flex; align-items: center; gap: 10px; color: var(--sidebar-text); text-decoration: none; padding: 12px; border-radius: var(--radius-sm); font-weight: 500; min-height: 44px; }
.sidebar nav a:hover, .sidebar nav a.active { background: var(--sidebar-active); color: #fff; }
.sidebar .who { margin-top: auto; font-size: var(--fs-sm); color: #b8c4d8; padding: var(--space-3); border-top: 1px solid #2a3a58; }
.admin-main { min-width: 0; }
.admin-top { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-3) var(--space-5); border-bottom: 1px solid var(--border); background: var(--surface); position: sticky; top: 0; z-index: 40; min-height: var(--nav-h); }
.admin-top h1 { font-size: var(--fs-lg); margin: 0; }
.admin-content { padding: var(--space-5); display: flex; flex-direction: column; gap: var(--space-5); }
.sidebar-toggle { display: none; }
@media (max-width: 900px) {
  .admin { grid-template-columns: 1fr; }
  .sidebar { position: fixed; inset: 0 30% 0 0; z-index: 60; transform: translateX(-100%); transition: transform .2s; height: 100vh; }
  .sidebar.open { transform: none; box-shadow: var(--shadow); }
  .sidebar-toggle { display: inline-flex; }
  .admin-content { padding: var(--space-4); }
}
.chart { width: 100%; height: auto; display: block; }
.timeline { list-style: none; margin: 0; padding: 0 0 0 18px; border-left: 2px solid var(--border); display: flex; flex-direction: column; gap: var(--space-3); }
.timeline li { position: relative; }
.timeline li::before { content: ""; position: absolute; left: -24px; top: 6px; width: 10px; height: 10px; border-radius: 50%; background: var(--accent); }
.sla-clock { font-variant-numeric: tabular-nums; font-weight: 700; white-space: nowrap; }
.tabs { display: flex; gap: var(--space-1); border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.tabs button { background: none; border: 0; border-bottom: 3px solid transparent; padding: 10px 14px; font: inherit; font-weight: 600; color: var(--muted); cursor: pointer; min-height: 44px; }
.tabs button[aria-selected="true"] { color: var(--heading); border-bottom-color: var(--accent); }
.alert-live { border: 2px solid var(--danger); background: var(--danger-bg); color: var(--danger-fg); border-radius: var(--radius); padding: var(--space-4); }
.pill-row { display: flex; gap: var(--space-2); flex-wrap: wrap; }