:root {
  --font-sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --bg: #fbfbfa;
  --surface: #ffffff;
  --surface-2: #f5f5f4;
  --surface-3: #ececea;
  --line: #e8e8e5;
  --line-2: #d8d8d4;
  --ink: #18181b;
  --ink-2: #3f3f46;
  --ink-3: #71717a;
  --ink-4: #a1a1aa;

  --accent: #4f46e5;
  --accent-soft: color-mix(in oklab, var(--accent) 12%, transparent);
  --accent-ink: color-mix(in oklab, var(--accent) 80%, #000);

  --ok: oklch(0.62 0.13 150);
  --ok-bg: oklch(0.96 0.04 150);
  --ok-line: oklch(0.85 0.07 150);
  --warn: oklch(0.65 0.14 60);
  --warn-bg: oklch(0.97 0.04 80);
  --warn-line: oklch(0.86 0.08 70);
  --danger: oklch(0.58 0.18 27);
  --danger-bg: oklch(0.96 0.03 27);
  --danger-line: oklch(0.86 0.07 27);
  --info: oklch(0.6 0.13 240);
  --info-bg: oklch(0.96 0.03 240);
  --info-line: oklch(0.85 0.07 240);
  --purple: oklch(0.55 0.16 295);
  --purple-bg: oklch(0.96 0.03 295);
  --purple-line: oklch(0.85 0.07 295);

  --muted: var(--ink-3);
  --muted-bg: var(--surface-2);
  --row-h: 56px;
  --cell-px: 14px;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow-1: 0 1px 0 rgba(15, 18, 26, 0.04);
  --shadow-2: 0 1px 2px rgba(15, 18, 26, 0.06), 0 1px 1px rgba(15, 18, 26, 0.04);
  --shadow-pop: 0 8px 24px rgba(15, 18, 26, 0.08), 0 1px 0 rgba(15, 18, 26, 0.04);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  font-size: 13.5px;
  line-height: 1.45;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-ink); text-decoration: none; }
a:hover { text-decoration: underline; }
button { font-family: inherit; }

/* Shell */
.app {
  display: grid;
  grid-template-columns: 232px 1fr;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
  border-right: 1px solid var(--line);
  background: var(--surface);
  display: flex;
  flex-direction: column;
  padding: 14px 12px;
  gap: 6px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 6px 8px 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 8px;
}
.brand-mark {
  width: 26px; height: 26px;
  border-radius: 7px;
  background: linear-gradient(180deg, var(--ink) 0%, color-mix(in oklab, var(--ink) 84%, var(--accent)) 100%);
  display: grid; place-items: center;
  color: var(--surface);
  flex-shrink: 0;
}
.brand-mark svg { width: 14px; height: 14px; }
.brand-name { font-weight: 600; letter-spacing: -0.01em; font-size: 14px; }
.brand-sub { font-family: var(--font-mono); font-size: 10.5px; color: var(--ink-3); margin-top: 1px; }

.nav-section {
  font-size: 10.5px; font-weight: 500;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--ink-4); padding: 14px 10px 6px;
}
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 7px 10px; border-radius: 7px;
  color: var(--ink-2); cursor: pointer;
  font-size: 13px; font-weight: 450;
  user-select: none; position: relative;
  text-decoration: none;
}
.nav-item:hover { background: var(--surface-2); color: var(--ink); text-decoration: none; }
.nav-item.is-active { background: var(--surface-2); color: var(--ink); font-weight: 550; }
.nav-item.is-active::before {
  content: ""; position: absolute; left: -12px;
  top: 8px; bottom: 8px; width: 2px;
  border-radius: 2px; background: var(--accent);
}
.nav-item svg { width: 15px; height: 15px; flex-shrink: 0; opacity: 0.85; }

.sidebar-foot {
  margin-top: auto; padding: 10px 8px;
  border-top: 1px solid var(--line);
  display: flex; align-items: center; gap: 9px;
}
.sidebar-foot .nav-item {
  width: 100%; padding: 7px 10px;
  color: var(--ink-3); font-size: 12.5px;
}
.sidebar-foot .nav-item:hover { color: var(--danger); }

/* Main */
.main { min-width: 0; display: flex; flex-direction: column; }

.topbar {
  position: sticky; top: 0; z-index: 5;
  background: color-mix(in oklab, var(--bg) 80%, transparent);
  backdrop-filter: blur(10px) saturate(140%);
  -webkit-backdrop-filter: blur(10px) saturate(140%);
  border-bottom: 1px solid var(--line);
  padding: 14px 28px;
  display: flex; align-items: center; gap: 16px;
}
.crumbs { display: flex; align-items: center; gap: 6px; color: var(--ink-3); font-size: 12.5px; }
.crumbs .sep { opacity: 0.5; }
.crumbs .here { color: var(--ink); font-weight: 500; }
.topbar h1 { font-size: 18px; font-weight: 600; letter-spacing: -0.015em; margin: 0; }
.topbar-meta {
  font-family: var(--font-mono); font-size: 11.5px; color: var(--ink-3);
  display: flex; align-items: center; gap: 6px;
}
.topbar-meta .dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--ok);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--ok) 20%, transparent);
}
.topbar-actions { margin-left: auto; display: flex; gap: 8px; align-items: center; }

/* Buttons */
.btn {
  appearance: none;
  border: 1px solid var(--line-2);
  background: var(--surface);
  color: var(--ink);
  font: inherit; font-size: 12.5px; font-weight: 500;
  height: 32px; padding: 0 12px;
  border-radius: 7px;
  display: inline-flex; align-items: center; gap: 6px;
  cursor: pointer;
  box-shadow: var(--shadow-1);
  transition: background 0.12s, border-color 0.12s;
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover { background: var(--surface-2); text-decoration: none; }
.btn svg { width: 13px; height: 13px; }
.btn.primary { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.btn.primary:hover { background: color-mix(in oklab, var(--ink) 88%, var(--accent)); }
.btn.accent { background: var(--accent); color: white; border-color: var(--accent); }
.btn.accent:hover { filter: brightness(1.06); }
.btn.ghost { background: transparent; border-color: transparent; box-shadow: none; }
.btn.ghost:hover { background: var(--surface-2); border-color: var(--line); }
.btn.danger { background: transparent; border-color: var(--danger-line); color: var(--danger); }
.btn.danger:hover { background: var(--danger-bg); }

/* Content */
.content { padding: 22px 28px 60px; min-width: 0; }

/* KPI strip */
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 20px; }
.kpi {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 14px 16px;
  box-shadow: var(--shadow-1);
}
.kpi-label {
  font-size: 11.5px; color: var(--ink-3);
  letter-spacing: 0.02em; font-weight: 500;
  display: flex; align-items: center; gap: 6px;
}
.kpi-label .swatch { width: 8px; height: 8px; border-radius: 2px; }
.kpi-value {
  font-size: 26px; font-weight: 600;
  letter-spacing: -0.02em; margin-top: 6px;
  display: flex; align-items: baseline; gap: 8px;
}
.kpi-value .pct { font-size: 14px; color: var(--ink-3); font-weight: 500; }
.kpi-sub { font-family: var(--font-mono); font-size: 11px; margin-top: 4px; color: var(--ink-3); }
.kpi-bar {
  margin-top: 12px; height: 4px; border-radius: 2px;
  background: var(--surface-3); overflow: hidden; display: flex;
}
.kpi-bar > i { display: block; height: 100%; }

/* Toolbar / filters */
.toolbar { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }
.search {
  display: flex; align-items: center; gap: 6px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 7px; padding: 0 10px;
  height: 32px; flex: 0 0 280px;
  box-shadow: var(--shadow-1);
}
.search input {
  appearance: none; border: 0; background: transparent;
  color: var(--ink); font: inherit; font-size: 12.5px;
  outline: none; width: 100%;
}
.search svg { width: 14px; height: 14px; color: var(--ink-3); flex-shrink: 0; }

.chip {
  font-size: 11.5px; font-weight: 500;
  height: 26px; padding: 0 10px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--line);
  color: var(--ink-2); display: inline-flex; align-items: center;
  gap: 6px; cursor: pointer;
}
.chip:hover { background: var(--surface-2); }
.chip.is-on { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.chip .count { color: var(--ink-3); font-family: var(--font-mono); font-size: 10.5px; }
.chip.is-on .count { color: color-mix(in oklab, var(--bg) 75%, transparent); }

.note {
  display: flex; align-items: flex-start; gap: 8px;
  background: var(--info-bg); border: 1px solid var(--info-line);
  color: color-mix(in oklab, var(--info) 80%, var(--ink));
  font-size: 12px; padding: 8px 12px;
  border-radius: 8px; margin-bottom: 14px;
}
.note svg { width: 14px; height: 14px; margin-top: 1px; flex-shrink: 0; }
.note.note-warn { background: var(--warn-bg); border-color: var(--warn-line); color: color-mix(in oklab, var(--warn) 80%, var(--ink)); }
.note.note-danger { background: var(--danger-bg); border-color: var(--danger-line); color: color-mix(in oklab, var(--danger) 80%, var(--ink)); }
.note.note-ok { background: var(--ok-bg); border-color: var(--ok-line); color: color-mix(in oklab, var(--ok) 80%, var(--ink)); }

/* Matrix table */
.matrix-wrap {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-1);
}
.matrix-scroll { overflow-x: auto; scrollbar-width: thin; }
table.matrix {
  border-collapse: separate; border-spacing: 0;
  width: 100%; table-layout: fixed;
}
.matrix thead th {
  background: var(--surface); text-align: left;
  font-weight: 500; font-size: 11.5px; color: var(--ink-3);
  padding: 12px var(--cell-px);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 2;
  white-space: nowrap;
}
.matrix thead .col-sender {
  position: sticky; left: 0; z-index: 3;
  min-width: 280px; width: 280px;
  background: var(--surface);
  box-shadow: 1px 0 0 var(--line);
}
.matrix thead .col-inbox { width: 240px; min-width: 220px; }
.matrix thead .inbox-head { display: flex; align-items: center; gap: 8px; }

.provider-icon {
  width: 22px; height: 22px; border-radius: 6px;
  display: grid; place-items: center; flex-shrink: 0;
  font-size: 11px; font-weight: 600; color: white;
}
.provider-icon.gmail { background: linear-gradient(135deg, #ea4335 0%, #c5221f 100%); }
.provider-icon.outlook { background: linear-gradient(135deg, #0078d4 0%, #005a9e 100%); }
.provider-icon.yahoo { background: linear-gradient(135deg, #6001d2 0%, #410199 100%); }
.provider-icon.yandex { background: linear-gradient(135deg, #fc3f1d 0%, #d42e0f 100%); }

.inbox-head .meta { display: flex; flex-direction: column; min-width: 0; }
.inbox-head .addr {
  font-family: var(--font-mono); font-size: 11.5px;
  color: var(--ink); font-weight: 500;
  overflow: hidden; text-overflow: ellipsis;
}
.inbox-head .label { font-size: 10.5px; color: var(--ink-3); text-transform: uppercase; letter-spacing: 0.04em; }

.matrix tbody tr { transition: background 0.08s; }
.matrix tbody tr:hover { background: var(--surface-2); }
.matrix tbody td {
  border-bottom: 1px solid var(--line);
  padding: var(--cell-px); vertical-align: top;
  height: var(--row-h); font-size: 12.5px; position: relative;
}
.matrix tbody tr:last-child td { border-bottom: 0; }
.matrix .col-sender-cell {
  position: sticky; left: 0; background: var(--surface);
  box-shadow: 1px 0 0 var(--line);
  font-family: var(--font-mono); font-size: 12px; z-index: 1;
  width: 280px;
}
.matrix tbody tr:hover .col-sender-cell { background: var(--surface-2); }

.sender-cell { display: flex; align-items: center; gap: 10px; }
.sender-dot { width: 8px; height: 8px; border-radius: 2px; flex-shrink: 0; background: var(--accent); opacity: 0.85; }
.sender-addr { display: flex; flex-direction: column; min-width: 0; }
.sender-addr .local { color: var(--ink); font-weight: 500; }
.sender-addr .domain { color: var(--ink-3); font-size: 11px; }

.cell {
  display: flex; flex-direction: column; gap: 4px;
  border-radius: 6px; margin: -4px; padding: 4px;
}
.cell.clickable { cursor: pointer; }
.cell.clickable:hover { background: color-mix(in oklab, var(--accent) 6%, transparent); }
.cell-subj {
  font-size: 12.5px; color: var(--ink-2);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  max-width: 100%;
}
.cell-time { font-family: var(--font-mono); font-size: 10.5px; color: var(--ink-4); }
.cell-empty { color: var(--ink-4); font-size: 12px; font-family: var(--font-mono); }

/* Status pills */
.pill {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 10.5px; font-weight: 600; letter-spacing: 0.02em;
  padding: 2px 7px 2px 6px; border-radius: 999px;
  border: 1px solid; text-transform: uppercase; width: fit-content;
}
.pill .dot { width: 6px; height: 6px; border-radius: 50%; }
.pill.s-inbox { color: var(--ok); background: var(--ok-bg); border-color: var(--ok-line); }
.pill.s-inbox .dot { background: var(--ok); }
.pill.s-spam { color: var(--danger); background: var(--danger-bg); border-color: var(--danger-line); }
.pill.s-spam .dot { background: var(--danger); }
.pill.s-trash { color: var(--ink-3); background: var(--surface-2); border-color: var(--line); }
.pill.s-trash .dot { background: var(--ink-4); }
.pill.s-not_found { color: var(--ink-3); background: var(--surface-2); border-color: var(--line); }
.pill.s-not_found .dot { background: var(--ink-4); }
.pill.s-error { color: var(--warn); background: var(--warn-bg); border-color: var(--warn-line); }
.pill.s-error .dot { background: var(--warn); }
.pill.s-pending { color: var(--ink-3); background: transparent; border-color: var(--line-2); border-style: dashed; }
.pill.s-pending .dot { background: var(--ink-4); animation: pulse 1.4s ease-in-out infinite; }

@keyframes pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

.cell-recent .pill { color: var(--ok); background: color-mix(in oklab, var(--ok) 18%, transparent); border-color: var(--ok-line); }
.cell-recent .pill .dot { background: var(--ok); animation: pulse 1.4s ease-in-out infinite; }

@keyframes pulse-changed {
  0% { box-shadow: inset 0 0 0 0 rgba(255, 193, 7, 0.8); }
  50% { box-shadow: inset 0 0 0 3px rgba(255, 193, 7, 0.8); }
  100% { box-shadow: inset 0 0 0 0 rgba(255, 193, 7, 0.8); }
}
.cell-changed { animation: pulse-changed 1s ease-in-out 3; border-radius: 6px; }

.matrix-foot {
  border-top: 1px solid var(--line); background: var(--surface);
  padding: 10px 16px; display: flex; align-items: center;
  gap: 12px; font-family: var(--font-mono);
  font-size: 11px; color: var(--ink-3);
}
.matrix-foot .legend { display: flex; gap: 14px; margin-left: auto; flex-wrap: wrap; }
.matrix-foot .legend span { display: inline-flex; align-items: center; gap: 5px; }
.matrix-foot .legend i { width: 8px; height: 8px; border-radius: 2px; display: inline-block; }

/* Drawer */
.drawer-scrim {
  position: fixed; inset: 0;
  background: color-mix(in oklab, #000 35%, transparent);
  z-index: 40; opacity: 0; pointer-events: none;
  transition: opacity 0.18s;
}
.drawer-scrim.is-open { opacity: 1; pointer-events: auto; }
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: min(560px, 92vw);
  background: var(--surface);
  border-left: 1px solid var(--line);
  z-index: 41;
  transform: translateX(100%);
  transition: transform 0.22s cubic-bezier(0.32, 0.72, 0.3, 1);
  display: flex; flex-direction: column;
  box-shadow: -16px 0 40px rgba(0,0,0,0.08);
}
.drawer.is-open { transform: translateX(0); }
.drawer-head {
  padding: 16px 20px; border-bottom: 1px solid var(--line);
  display: flex; align-items: flex-start; gap: 12px;
}
.drawer-head h2 { margin: 0; font-size: 14px; font-weight: 600; }
.drawer-head .sub { font-family: var(--font-mono); font-size: 11px; color: var(--ink-3); margin-top: 2px; }
.drawer-close {
  appearance: none; border: 0; background: transparent;
  color: var(--ink-3); cursor: pointer;
  width: 28px; height: 28px; border-radius: 6px;
  margin-left: auto; display: grid; place-items: center;
}
.drawer-close:hover { background: var(--surface-2); color: var(--ink); }
.drawer-close svg { width: 16px; height: 16px; }
.drawer-body { flex: 1; overflow-y: auto; padding: 16px 20px 30px; }
.dr-section { margin-top: 22px; }
.dr-section:first-child { margin-top: 4px; }
.dr-section-title {
  font-size: 10.5px; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--ink-3); margin: 0 0 8px;
}

.auth-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.auth-card {
  background: var(--surface-2); border: 1px solid var(--line);
  border-radius: 8px; padding: 10px 12px;
}
.auth-card .name {
  font-size: 10.5px; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-3);
}
.auth-card .verdict {
  display: flex; align-items: center; gap: 6px;
  margin-top: 4px; font-weight: 600; font-size: 13px;
}
.auth-card.pass .verdict { color: var(--ok); }
.auth-card.fail .verdict { color: var(--danger); }
.auth-card.na .verdict { color: var(--ink-4); }
.auth-card .verdict .ic {
  width: 14px; height: 14px; border-radius: 50%;
  display: grid; place-items: center; background: currentColor;
}
.auth-card .verdict .ic svg { color: var(--surface); width: 10px; height: 10px; }

.kv { display: grid; grid-template-columns: 130px 1fr; gap: 4px 16px; font-size: 12px; }
.kv dt { color: var(--ink-3); font-weight: 500; }
.kv dd { margin: 0; font-family: var(--font-mono); font-size: 11.5px; color: var(--ink); word-break: break-all; }

.raw-headers {
  background: var(--surface-2); border: 1px solid var(--line);
  border-radius: 8px; padding: 12px 14px;
  font-family: var(--font-mono); font-size: 11px; line-height: 1.55;
  color: var(--ink-2); white-space: pre-wrap; word-break: break-all;
  max-height: 360px; overflow-y: auto;
}

/* Empty/placeholder */
.placeholder {
  border: 1px dashed var(--line-2); border-radius: 12px;
  padding: 60px 30px; text-align: center;
  color: var(--ink-3); background: var(--surface);
}
.placeholder h3 { color: var(--ink); font-size: 16px; margin: 0 0 4px; }
.placeholder p { margin: 0 auto 16px; max-width: 380px; font-size: 13px; }

/* History */
.history-list {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 12px; overflow: hidden;
}
.history-group { border-bottom: 1px solid var(--line); }
.history-group:last-child { border-bottom: 0; }
.history-group-head {
  padding: 10px 16px; background: var(--surface-2);
  font-family: var(--font-mono); font-size: 11.5px;
  color: var(--ink-2); font-weight: 500;
  display: flex; align-items: center; gap: 10px;
}
.history-group-head .count {
  font-size: 10.5px; color: var(--ink-3);
  background: var(--surface); border: 1px solid var(--line);
  padding: 1px 6px; border-radius: 999px;
}
.history-row {
  display: grid;
  grid-template-columns: 1fr 1fr 100px 100px 1fr 80px;
  gap: 14px; align-items: center;
  padding: 10px 16px; border-bottom: 1px solid var(--line);
  font-size: 12.5px; cursor: pointer;
}
.history-row:last-child { border-bottom: 0; }
.history-row:hover { background: var(--surface-2); }

/* List cards (senders/inboxes) */
.list-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 12px; display: flex; flex-direction: column;
}
.list-row {
  display: grid; align-items: center; gap: 14px;
  padding: 14px 18px; border-bottom: 1px solid var(--line);
  font-size: 13px;
}
.list-row:last-child { border: 0; }
.list-row.is-head { background: var(--surface-2); }
.list-row .head-cell {
  font-size: 11px; color: var(--ink-3); font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.04em;
}
.list-row .addr-cell { font-family: var(--font-mono); font-size: 12px; }
.list-row .domain-tag {
  font-size: 10.5px; font-family: var(--font-mono);
  color: var(--ink-3); background: var(--surface-2);
  border: 1px solid var(--line); padding: 2px 6px;
  border-radius: 5px; width: fit-content;
}

.icon-btn {
  appearance: none; border: 0; background: transparent;
  color: var(--ink-3); width: 24px; height: 24px;
  border-radius: 5px; cursor: pointer;
  display: grid; place-items: center;
}
.icon-btn:hover { background: var(--surface-2); color: var(--ink); }
.icon-btn svg { width: 14px; height: 14px; }

/* Forms */
.form-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 18px 20px;
  margin-bottom: 16px; box-shadow: var(--shadow-1);
}
.form-card h3 { margin: 0 0 14px; font-size: 14px; font-weight: 600; }
.form-row { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }
.form-group { display: flex; flex-direction: column; gap: 4px; flex: 1; min-width: 160px; }
.form-group label {
  font-size: 11.5px; font-weight: 500; color: var(--ink-3);
  letter-spacing: 0.02em;
}
.form-group input, .form-group select {
  appearance: none; border: 1px solid var(--line);
  background: var(--surface); color: var(--ink);
  font: inherit; font-size: 12.5px;
  height: 32px; padding: 0 10px;
  border-radius: 7px; box-shadow: var(--shadow-1);
  outline: none; width: 100%;
}
.form-group input:focus, .form-group select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.form-hint { font-size: 11.5px; color: var(--ink-3); margin-top: 8px; }

/* Flash messages */
.flash {
  display: flex; align-items: center; gap: 8px;
  font-size: 12.5px; padding: 10px 14px;
  border-radius: 8px; margin-bottom: 12px;
  border: 1px solid;
}
.flash-success { background: var(--ok-bg); border-color: var(--ok-line); color: color-mix(in oklab, var(--ok) 80%, var(--ink)); }
.flash-error { background: var(--danger-bg); border-color: var(--danger-line); color: color-mix(in oklab, var(--danger) 80%, var(--ink)); }
.flash-info { background: var(--info-bg); border-color: var(--info-line); color: color-mix(in oklab, var(--info) 80%, var(--ink)); }
.flash-dismiss {
  appearance: none; border: 0; background: transparent;
  color: inherit; opacity: 0.6; cursor: pointer;
  margin-left: auto; font-size: 16px; line-height: 1;
}
.flash-dismiss:hover { opacity: 1; }

/* Login */
.login-page {
  min-height: 100vh; display: flex;
  align-items: center; justify-content: center;
  background: var(--bg);
}
.login-card {
  width: 100%; max-width: 360px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 32px 28px;
  box-shadow: var(--shadow-2);
}
.login-card h1 {
  font-size: 18px; font-weight: 600;
  text-align: center; margin: 0 0 6px;
  letter-spacing: -0.015em;
}
.login-card .sub {
  text-align: center; font-size: 12.5px;
  color: var(--ink-3); margin-bottom: 24px;
}
.login-card input {
  width: 100%; appearance: none;
  border: 1px solid var(--line);
  background: var(--surface); color: var(--ink);
  font-family: var(--font-mono); font-size: 18px;
  text-align: center; letter-spacing: 0.2em;
  height: 48px; border-radius: 8px;
  outline: none; margin-bottom: 14px;
}
.login-card input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.login-card .btn { width: 100%; justify-content: center; height: 40px; font-size: 14px; }

@media (max-width: 1100px) {
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .app { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .mobile-nav {
    display: flex; gap: 2px; padding: 8px 12px;
    border-bottom: 1px solid var(--line);
    background: var(--surface);
    overflow-x: auto;
  }
  .mobile-nav a {
    font-size: 12px; font-weight: 500; padding: 6px 12px;
    border-radius: 6px; color: var(--ink-2);
    white-space: nowrap; text-decoration: none;
  }
  .mobile-nav a:hover { background: var(--surface-2); }
  .mobile-nav a.is-active { background: var(--surface-2); color: var(--ink); font-weight: 600; }
  .content { padding: 16px 14px 40px; }
  .topbar { padding: 10px 14px; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .search { flex: 1 1 100%; }
}
@media (min-width: 761px) {
  .mobile-nav { display: none; }
}