/* HUSH // TEENAGE ENGINEERING FIELD-INSTRUMENT MINIMALISM (MOBILE-FIRST) */
:root {
  --bg: #F4F3EF;
  --surface: #FAF9F6;
  --surface-low: #EAE8E1;
  --surface-high: #E2E0D8;
  --oled-bg: #141413;
  --oled-fg: #F4F3EF;
  --oled-muted: #8E8D87;
  --ink: #141413;
  --ink-secondary: #52514C;
  --ink-muted: #787771;
  --hairline: #D4D2C9;
  --crimson: #BA1A1A;
  --crimson-bg: #FFDAD6;
  --emerald: #059669;
  --font-sans: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

*, *::before, *::after {
  box-sizing: border-box;
  border-radius: 2px;
}

html, body {
  margin: 0;
  padding: 0;
  background-color: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--ink);
  text-decoration: none;
}

/* Minimal Field-Instrument Top Header */
.top-header {
  border-bottom: 1px solid var(--hairline);
  background: var(--bg);
}

.top-header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-logo {
  flex-shrink: 0;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
}

.nav-key {
  padding: 5px 10px;
  border: 1px solid var(--ink);
  background: var(--surface);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  box-shadow: 0 2px 0 var(--ink);
  transition: transform 0.06s ease, box-shadow 0.06s ease;
}

.nav-key:hover {
  background: var(--surface-low);
}

.nav-key:active {
  transform: translateY(2px);
  box-shadow: none;
}

/* Dual Shell Proportions: 540px Public Instrument vs 1080px Operator Console */
.main-container {
  flex: 1;
  width: 100%;
  padding: 32px 16px 48px;
}

.instrument-shell {
  max-width: 540px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.console-shell {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Teenage Engineering Hardware Module Chassis */
.panel {
  border: 1px solid var(--ink);
  background: var(--surface);
  box-shadow: 0 4px 0 #D8D6CE;
}

/* Recessed Dark OLED Display Strip */
.panel-bar {
  background: var(--oled-bg);
  color: var(--oled-fg);
  padding: 10px 14px;
  border-bottom: 1px solid var(--ink);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.panel-bar-left {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--oled-muted);
}

.panel-bar-title {
  color: var(--oled-fg);
  font-weight: 700;
}

.panel-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.panel-subbar {
  border-top: 1px solid var(--hairline);
  background: var(--surface-low);
  padding: 8px 14px;
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-muted);
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--oled-fg);
}

.panel-body .status-indicator,
.data-table .status-indicator {
  color: var(--ink);
}

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--emerald);
}

.dot.crimson {
  background: var(--crimson);
}

/* Inputs & Secret Pad */
.title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.title-input {
  flex: 1;
  border: 1px solid var(--hairline);
  background: var(--bg);
  color: var(--ink);
  padding: 9px 12px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  outline: none;
}

.title-input:focus {
  border-color: var(--ink);
}

.format-controls {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
}

.badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  padding: 3px 7px;
  border: 1px solid var(--ink);
  background: var(--surface-low);
  text-transform: uppercase;
}

.mono-select, .mono-input {
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 7px 10px;
  border: 1px solid var(--ink);
  background: var(--bg);
  color: var(--ink);
  outline: none;
}

.editor-frame {
  display: grid;
  grid-template-columns: 36px 1fr;
  border: 1px solid var(--ink);
  background: var(--bg);
  min-height: 150px;
}

.gutter {
  border-right: 1px solid var(--hairline);
  background: var(--surface-low);
  padding: 12px 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 18px;
  color: var(--ink-muted);
  text-align: right;
  user-select: none;
}

.payload-textarea {
  width: 100%;
  min-height: 150px;
  border: none;
  background: transparent;
  padding: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 18px;
  color: var(--ink);
  resize: vertical;
  outline: none;
}

/* Tactile Mode Keys */
.section-label-row {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.segmented-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.seg-option {
  position: relative;
  cursor: pointer;
}

.seg-option input {
  position: absolute;
  opacity: 0;
}

.seg-label {
  display: block;
  text-align: center;
  padding: 8px 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  border: 1px solid var(--ink);
  background: var(--bg);
  box-shadow: 0 2px 0 var(--ink);
}

.seg-option input:checked + .seg-label {
  background: var(--ink);
  color: var(--surface);
  transform: translateY(2px);
  box-shadow: none;
}

.protection-params {
  padding: 12px;
  border: 1px solid var(--hairline);
  background: var(--bg);
}

.field-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  color: var(--ink-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
}

.pin-row {
  display: flex;
  gap: 8px;
}

/* Tactile Physical Keycap Buttons */
.action-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 8px;
  border-top: 1px solid var(--hairline);
}

.ttl-group {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-secondary);
}

.primary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--surface);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  box-shadow: 0 3px 0 #52514C;
  cursor: pointer;
}

.primary-btn:active {
  transform: translateY(3px);
  box-shadow: none;
}

.primary-btn.crimson {
  background: var(--crimson);
  border-color: var(--ink);
  color: #FFFFFF;
  box-shadow: 0 3px 0 var(--ink);
}

.small-btn, .link-btn {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  padding: 5px 10px;
  border: 1px solid var(--ink);
  background: var(--surface);
  color: var(--ink);
  box-shadow: 0 2px 0 var(--ink);
  cursor: pointer;
  text-transform: uppercase;
}

.link-btn.crimson {
  color: var(--crimson);
  border-color: var(--crimson);
  box-shadow: 0 2px 0 var(--crimson);
}

.destruction-banner {
  border: 1px solid var(--crimson);
  background: var(--crimson-bg);
  color: var(--crimson);
  padding: 10px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.share-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--ink);
  background: var(--bg);
  font-family: var(--font-mono);
  font-size: 12px;
}

.footnote-bar {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-muted);
  padding-top: 8px;
  border-top: 1px solid var(--hairline);
}

/* Console Tables (for /vault, /admin, and .env viewer) */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 12px;
}

.data-table th, .data-table td {
  padding: 9px 12px;
  border-bottom: 1px solid var(--hairline);
  text-align: left;
}

.data-table th {
  background: var(--surface-low);
  font-size: 10px;
  color: var(--ink-secondary);
  text-transform: uppercase;
}

.text-right {
  text-align: right !important;
}

.code-viewer {
  border: 1px solid var(--ink);
  background: var(--bg);
  padding: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  overflow-x: auto;
}

.code-line {
  display: flex;
  gap: 12px;
}

.code-ln {
  color: var(--ink-muted);
  user-select: none;
  min-width: 24px;
  text-align: right;
}

.footer {
  padding: 16px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-muted);
  letter-spacing: 0.06em;
}

@media (max-width: 640px) {
  .title-row, .action-footer {
    flex-direction: column;
    align-items: stretch;
  }
  .segmented-grid {
    grid-template-columns: 1fr;
  }
  .title-input, .payload-textarea, .mono-input, .mono-select {
    font-size: 16px;
  }
  .primary-btn {
    min-height: 44px;
    width: 100%;
  }
  .data-table, .data-table thead, .data-table tbody, .data-table tr, .data-table td {
    display: block;
    width: 100%;
  }
  .data-table thead { display: none; }
  .data-table tr {
    border: 1px solid var(--ink);
    margin-bottom: 10px;
    background: var(--surface);
  }
  .data-table td {
    position: relative;
    padding-left: 40%;
    text-align: left !important;
  }
  .data-table td::before {
    content: attr(data-label);
    position: absolute;
    left: 10px;
    top: 9px;
    font-size: 10px;
    font-weight: 700;
    color: var(--ink-muted);
  }
}