:root {
  --paper: #f1eadb;
  --paper-strong: #fff8eb;
  --ink: #19130f;
  --muted: #5d5047;
  --accent: #c94c1f;
  --accent-deep: #8e2e0e;
  --line: rgba(25, 19, 15, 0.16);
  --panel: rgba(255, 250, 240, 0.82);
  --panel-strong: rgba(255, 252, 245, 0.94);
  --danger: #8e1f15;
  --shadow: 0 20px 60px rgba(58, 30, 11, 0.15);
  --mono: "Cascadia Code", "IBM Plex Mono", monospace;
  --display: "Georgia", "Times New Roman", serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background:
  radial-gradient(circle at top left, rgba(201, 76, 31, 0.18), transparent 30%),
  radial-gradient(circle at bottom right, rgba(142, 31, 21, 0.15), transparent 28%),
  linear-gradient(180deg, #f7f1e2 0%, #ece1cb 100%); color: var(--ink); font-family: var(--mono); }
body::before { content: ""; position: fixed; inset: 0; pointer-events: none; background-image: linear-gradient(rgba(25,19,15,0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(25,19,15,0.03) 1px, transparent 1px); background-size: 22px 22px; opacity: 0.35; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
#app { position: relative; z-index: 1; }

.login-shell, .app-shell { min-height: 100vh; display: grid; }
.login-shell { grid-template-columns: 1.2fr 0.8fr; gap: 24px; padding: 32px; }
.login-panel, .login-aside, .sidebar, .content-shell, .panel, .metric-card, .loading-card { backdrop-filter: blur(18px); box-shadow: var(--shadow); }
.login-panel, .login-aside, .sidebar, .content-shell { border: 1px solid var(--line); background: var(--panel); border-radius: 28px; }
.login-panel { padding: 48px; display: flex; flex-direction: column; justify-content: center; }
.login-panel h1, .sidebar h1, .topbar h2 { font-family: var(--display); font-weight: 600; letter-spacing: -0.03em; margin: 0; }
.login-panel h1 { font-size: clamp(2.8rem, 5vw, 4.8rem); max-width: 10ch; }
.lead, .sidebar-copy, .muted { color: var(--muted); line-height: 1.6; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.24em; color: var(--accent-deep); font-size: 0.75rem; margin: 0 0 16px; }
.login-form, .filter-grid { display: grid; gap: 16px; }
.login-form label, .delete-control { display: grid; gap: 8px; }
.login-form input, .filter-grid input, .filter-grid select, textarea { border: 1px solid var(--line); background: var(--paper-strong); border-radius: 14px; padding: 14px 16px; color: var(--ink); }
.login-form button, .filter-grid button, .danger-button { border: 0; background: linear-gradient(135deg, var(--accent), var(--accent-deep)); color: #fff7f0; padding: 15px 18px; border-radius: 16px; text-transform: uppercase; letter-spacing: 0.12em; }
.ghost-button { border: 1px solid var(--line); background: transparent; padding: 12px 14px; border-radius: 14px; }
.login-aside { padding: 32px; display: grid; gap: 18px; align-content: center; }
.aside-card, .panel, .metric-card, .loading-card { border: 1px solid var(--line); background: var(--panel-strong); border-radius: 22px; }
.aside-card { padding: 24px; }
.notice { margin: 0; padding: 12px 14px; border-radius: 14px; background: rgba(201, 76, 31, 0.11); color: var(--accent-deep); }
.notice.error { background: rgba(142, 31, 21, 0.12); color: var(--danger); }

.app-shell { grid-template-columns: 280px 1fr; gap: 20px; padding: 20px; }
.sidebar { padding: 28px; display: flex; flex-direction: column; justify-content: space-between; }
.nav-stack { display: grid; gap: 12px; margin-top: 24px; }
.nav-button, .file-row, .key-row { width: 100%; text-align: left; border: 1px solid var(--line); background: rgba(255,255,255,0.36); padding: 16px; border-radius: 16px; transition: 160ms ease; }
.nav-button.active, .file-row.active, .key-row.active, .nav-button:hover, .file-row:hover, .key-row:hover { transform: translateY(-1px); background: rgba(201, 76, 31, 0.12); border-color: rgba(201, 76, 31, 0.38); }
.sidebar-meta { display: grid; gap: 8px; padding-top: 24px; border-top: 1px solid var(--line); }
.content-shell { padding: 20px; }
.topbar { display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; margin-bottom: 18px; }
.topbar h2 { font-size: clamp(2rem, 4vw, 3.2rem); }
.grid-four { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.metric-card { padding: 20px; display: grid; gap: 10px; }
.metric-card strong { font-size: 2rem; font-family: var(--display); }
.panel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 16px; }
.panel { padding: 18px; }
.panel.wide, .panel.policy { min-height: 100%; }
.panel-header { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; margin-bottom: 14px; }
.panel-header h3 { margin: 0; font-size: 1rem; text-transform: uppercase; letter-spacing: 0.14em; }
.chart-stack, .event-list, .key-list, .table-mini, .audit-inline { display: grid; gap: 10px; }
.chart-row { display: grid; grid-template-columns: 90px 1fr 48px; gap: 10px; align-items: center; }
.chart-bar-shell { height: 14px; background: rgba(25, 19, 15, 0.08); border-radius: 999px; overflow: hidden; }
.chart-bar { height: 100%; background: linear-gradient(90deg, var(--accent-deep), var(--accent)); border-radius: 999px; }
.chart-row.danger .chart-bar, .danger .chart-bar { background: linear-gradient(90deg, #54120d, #b43422); }
.table-mini div, .event-row { display: grid; grid-template-columns: 1fr auto; gap: 8px 12px; align-items: center; }
.status.healthy { color: #2e7d32; }
.status.degraded { color: #c27c00; }
.status.disabled { color: var(--muted); }

.files-shell { display: grid; grid-template-columns: 1.05fr 1.1fr 1.2fr; gap: 16px; }
.filters { grid-column: 1 / -1; }
.filter-grid { grid-template-columns: repeat(6, 1fr); }
.file-table { display: grid; gap: 10px; max-height: 62vh; overflow: auto; }
.file-row, .key-row { display: grid; gap: 4px; }
.file-row span, .key-row span { display: flex; justify-content: space-between; gap: 12px; }
.detail-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.preview-shell { min-height: 280px; border: 1px dashed rgba(25,19,15,0.2); border-radius: 18px; display: grid; place-items: center; overflow: hidden; background: rgba(255,255,255,0.36); }
.preview-image, .preview-frame, .preview-media { width: 100%; height: 100%; object-fit: contain; border: 0; min-height: 280px; }
.preview-audio { width: 100%; }
.preview-empty { padding: 24px; text-align: center; color: var(--muted); }
.detail-list { display: grid; gap: 10px; margin: 0 0 18px; }
.detail-list div { display: grid; grid-template-columns: 120px 1fr; gap: 10px; }
textarea { min-height: 120px; resize: vertical; }
.danger-button { background: linear-gradient(135deg, #66150e, #a62d1c); }

.keys-grid { grid-template-columns: 0.9fr 1.4fr; }
.relation-grid { display: grid; gap: 16px; }
.json-box { overflow: auto; max-height: 280px; padding: 14px; margin: 0; background: rgba(25,19,15,0.05); border-radius: 14px; }
.audit-layout { display: grid; gap: 16px; }
.audit-hero { display: grid; gap: 18px; overflow: hidden; background:
  radial-gradient(circle at top right, rgba(201, 76, 31, 0.14), transparent 28%),
  linear-gradient(180deg, rgba(255, 250, 240, 0.94), rgba(255, 248, 238, 0.9)); }
.audit-hero-copy { max-width: 72ch; display: grid; gap: 10px; }
.audit-summary-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.audit-summary-card { padding: 16px 18px; border: 1px solid rgba(25, 19, 15, 0.1); border-radius: 18px; background: rgba(255,255,255,0.5); display: grid; gap: 8px; }
.audit-summary-card span, .audit-meta small, .audit-search-field span, .audit-filter-field span { text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.72rem; color: var(--muted); }
.audit-summary-card strong { font-size: 1.9rem; font-family: var(--display); line-height: 1; }
.audit-summary-card p { margin: 0; color: var(--muted); line-height: 1.5; }
.audit-toolbar { display: grid; grid-template-columns: minmax(0, 1.8fr) minmax(240px, 0.8fr); gap: 14px; align-items: end; margin-bottom: 16px; }
.audit-search-field, .audit-filter-field { display: grid; gap: 8px; }
.audit-stream-shell { display: grid; gap: 14px; }
.audit-stream-header { margin-bottom: 0; }
.audit-stream { display: grid; gap: 12px; }
.audit-row { display: grid; grid-template-columns: minmax(0, 1fr) 180px; gap: 18px; padding: 18px 20px; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,0.44); box-shadow: 0 10px 30px rgba(58, 30, 11, 0.08); }
.audit-row--critical { border-color: rgba(142, 31, 21, 0.32); background: linear-gradient(180deg, rgba(142, 31, 21, 0.08), rgba(255,255,255,0.46)); }
.audit-row--elevated { border-color: rgba(201, 76, 31, 0.26); background: linear-gradient(180deg, rgba(201, 76, 31, 0.07), rgba(255,255,255,0.46)); }
.audit-row-main { display: grid; gap: 12px; min-width: 0; }
.audit-row-head { display: flex; flex-wrap: wrap; gap: 10px 12px; align-items: center; }
.audit-badge { display: inline-flex; align-items: center; justify-content: center; min-height: 32px; padding: 0 12px; border-radius: 999px; border: 1px solid transparent; font-size: 0.75rem; letter-spacing: 0.11em; text-transform: uppercase; }
.audit-badge--neutral { background: rgba(25, 19, 15, 0.06); border-color: rgba(25, 19, 15, 0.12); }
.audit-badge--elevated { background: rgba(201, 76, 31, 0.1); border-color: rgba(201, 76, 31, 0.18); color: var(--accent-deep); }
.audit-badge--critical { background: rgba(142, 31, 21, 0.12); border-color: rgba(142, 31, 21, 0.2); color: var(--danger); }
.audit-source { color: var(--muted); text-transform: uppercase; letter-spacing: 0.1em; font-size: 0.72rem; }
.audit-context { margin: 0; font-size: 1rem; line-height: 1.65; word-break: break-word; }
.audit-meta { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.audit-meta span { display: grid; gap: 4px; min-width: 0; }
.audit-meta strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.audit-row-time { display: grid; gap: 6px; align-content: start; justify-items: end; text-align: right; }
.audit-row-time time { font-family: var(--display); font-size: 1.2rem; }
.audit-row-time span { color: var(--muted); line-height: 1.45; }
.audit-empty { text-align: left; }

.log-pagination-bar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; }
.log-page-numbers { display: flex; flex-wrap: wrap; gap: 8px; }
.ghost-button.active-page { background: rgba(201, 76, 31, 0.14); border-color: rgba(201, 76, 31, 0.38); }
.log-page-form { display: flex; gap: 10px; align-items: end; }
.log-page-form label { display: grid; gap: 6px; }
.log-page-form input { width: 92px; border: 1px solid var(--line); background: var(--paper-strong); border-radius: 12px; padding: 10px 12px; }
.log-table { display: grid; gap: 14px; }
.log-entry { border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,0.42); overflow: hidden; }
.log-entry--critical { border-color: rgba(142, 31, 21, 0.32); }
.log-entry--elevated { border-color: rgba(201, 76, 31, 0.26); }
.log-summary { width: 100%; border: 0; background: transparent; display: grid; gap: 12px; padding: 18px 20px 10px; text-align: left; }
.log-summary-main, .log-summary-meta { display: flex; flex-wrap: wrap; gap: 10px 12px; align-items: center; }
.log-summary-meta { color: var(--muted); font-size: 0.88rem; }
.log-message-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding: 0 20px 14px; color: var(--ink); }
.log-detail { border-top: 1px solid var(--line); padding: 18px 20px 20px; background: rgba(255,255,255,0.5); display: grid; gap: 16px; }
.log-detail-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.log-detail-grid div { display: grid; gap: 4px; }
.log-detail-grid small { text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); font-size: 0.72rem; }
.log-payload-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.log-payload-grid section { display: grid; gap: 8px; }
.log-payload-grid h4 { margin: 0; font-size: 0.88rem; text-transform: uppercase; letter-spacing: 0.1em; }

.loading-card, .empty-card { padding: 32px; text-align: center; border-radius: 22px; background: var(--panel-strong); border: 1px solid var(--line); }

@media (max-width: 1180px) {
  .app-shell, .files-shell, .keys-grid, .panel-grid, .grid-four, .login-shell { grid-template-columns: 1fr; }
  .filter-grid { grid-template-columns: 1fr 1fr; }
  .audit-summary-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .audit-toolbar, .audit-row { grid-template-columns: 1fr; }
  .audit-row-time { justify-items: start; text-align: left; }
  .log-detail-grid, .log-payload-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .app-shell, .login-shell { padding: 12px; }
  .sidebar, .content-shell, .login-panel, .login-aside { border-radius: 22px; padding: 18px; }
  .filter-grid, .detail-list div, .chart-row { grid-template-columns: 1fr; }
  .audit-summary-grid, .audit-meta { grid-template-columns: 1fr; }
  .audit-row { padding: 16px; }
  .audit-summary-card strong { font-size: 1.6rem; }
}