/* Content Supply Chain Console · Abhinandan Tejaswi
   Consulting-clean: sharp sans, deep navy/ink, teal accent.
   Distinct from BCCL editorial warm-paper system. */

:root {
  --ink: #0b1424;
  --ink-soft: #1a2740;
  --navy: #132338;
  --muted: #5a6b82;
  --line: #d5dde8;
  --line-strong: #b8c4d4;
  --paper: #f2f5f9;
  --card: #ffffff;
  --accent: #1a9e96;
  --accent-deep: #117a74;
  --accent-soft: #e4f5f3;
  --warn: #9a6b12;
  --warn-soft: #f8efd9;
  --danger: #b42318;
  --ok: #1a6b4f;
  --shadow: 0 1px 2px rgba(11, 20, 36, 0.04), 0 10px 28px rgba(11, 20, 36, 0.07);
  --radius: 8px;
  --radius-lg: 12px;
  --font: "Plus Jakarta Sans", "Segoe UI", "Helvetica Neue", system-ui, sans-serif;
  --mono: "IBM Plex Mono", "SF Mono", ui-monospace, Menlo, monospace;
  --tracking: -0.02em;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background:
    linear-gradient(180deg, #e8eef6 0%, transparent 220px),
    var(--paper);
  line-height: 1.55;
  min-height: 100vh;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-deep); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--ink); }
button, input, select, textarea { font: inherit; color: inherit; }

.app {
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px 20px 72px;
}

/* Header */
.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.brand-mark {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  max-width: 720px;
}

.mark {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.04em;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.08);
}

.topbar h1 {
  margin: 0 0 4px;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: var(--tracking);
  line-height: 1.3;
  color: var(--ink);
}

.subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  max-width: 560px;
}

.top-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.mode-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--card);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.mode-pill.demo .mode-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.mode-pill.live .mode-dot { background: #2f6fed; box-shadow: 0 0 0 3px #e8f0ff; }

/* Steps */
.steps {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
}

.step-chip {
  padding: 6px 11px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--card);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.01em;
}

.step-chip.active {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}

.step-chip.done {
  background: var(--accent-soft);
  border-color: #b7ddd9;
  color: var(--accent-deep);
}

/* Experiment bar */
.experiment-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  margin-bottom: 22px;
  border-radius: var(--radius-lg);
  background: var(--navy);
  color: #e8eef6;
  box-shadow: var(--shadow);
}

.experiment-bar p {
  margin: 0;
  font-size: 0.9rem;
  max-width: 720px;
  color: #c5d0e0;
}

.experiment-bar strong { color: #fff; font-weight: 600; }

/* Panels */
.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 22px 22px 20px;
  box-shadow: var(--shadow);
  margin-bottom: 18px;
}

.panel.hidden { display: none; }

.panel h2 {
  margin: 0 0 6px;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: var(--tracking);
}

.lede {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 0.92rem;
}

.demo-tag {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--warn-soft);
  color: var(--warn);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  vertical-align: middle;
}

/* Brand cards */
.brand-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.brand-pick {
  text-align: left;
  padding: 16px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: #fafbfd;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.brand-pick:hover { border-color: var(--line-strong); }
.brand-pick.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
  background: #fff;
}

.brand-pick .bp-name {
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: var(--tracking);
  margin-bottom: 4px;
}

.brand-pick .bp-blurb {
  margin: 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.voice-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background: linear-gradient(135deg, #f8fafc 0%, #eef6f5 100%);
  margin-bottom: 16px;
}

.voice-card h3 {
  margin: 0 0 12px;
  font-size: 0.95rem;
  letter-spacing: var(--tracking);
}

.vc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px 16px;
}

.vc-item label {
  display: block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}

.vc-item p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--ink-soft);
}

.voice-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 2px;
}

.voice-chip {
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--card);
  border: 1px solid var(--line);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.rules-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 14px;
}

@media (max-width: 640px) {
  .rules-row { grid-template-columns: 1fr; }
}

.rule-box {
  padding: 10px 12px;
  border-radius: var(--radius);
  font-size: 0.85rem;
}

.rule-box.must {
  background: var(--accent-soft);
  border: 1px solid #b7ddd9;
}

.rule-box.never {
  background: #fceceb;
  border: 1px solid #f0c4c0;
}

.rule-box strong {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

/* Fields */
.field {
  display: block;
  margin-bottom: 14px;
}

.field > span {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

@media (max-width: 640px) {
  .field-row { grid-template-columns: 1fr; }
}

textarea, input[type="text"], select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

textarea { min-height: 96px; resize: vertical; }
textarea:focus, input:focus, select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* Buttons */
.btn {
  appearance: none;
  border: none;
  background: var(--ink);
  color: #fff;
  padding: 10px 16px;
  border-radius: var(--radius);
  font-weight: 650;
  font-size: 0.9rem;
  cursor: pointer;
  letter-spacing: -0.01em;
  transition: background 0.15s, transform 0.1s;
}

.btn:hover { background: var(--ink-soft); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }

.btn.secondary {
  background: var(--accent);
  color: #fff;
}
.btn.secondary:hover { background: var(--accent-deep); }

.btn.ghost {
  background: transparent;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}
.btn.ghost:hover { background: #eef2f7; color: var(--ink); }

.btn.outline {
  background: #fff;
  color: var(--ink);
  border: 1px solid var(--line-strong);
}
.btn.outline:hover { border-color: var(--ink); }

.btn.danger-outline {
  background: #fff;
  color: var(--danger);
  border: 1px solid #f0c4c0;
}
.btn.danger-outline:hover { background: #fdf4f3; }

.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
}

.hint {
  font-size: 0.82rem;
  color: var(--muted);
}

/* Option cards (3 option sets × 3 formats) */
.options-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 16px;
}

@media (max-width: 900px) {
  .options-grid { grid-template-columns: 1fr; }
}

.option-set {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #fafbfd;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.option-set.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
  background: #fff;
}

.option-head {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  background: #fff;
}

.option-head .angle {
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: var(--tracking);
}

.option-head .angle-tag {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.format-block {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
}

.format-block:last-of-type { border-bottom: none; flex: 1; }

.format-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-deep);
  margin-bottom: 6px;
}

.format-body {
  font-size: 0.86rem;
  color: var(--ink-soft);
  white-space: pre-wrap;
  line-height: 1.5;
}

.option-actions {
  padding: 12px 14px;
  border-top: 1px solid var(--line);
  background: #fff;
}

.reject-box {
  margin-top: 12px;
  padding: 14px;
  border-radius: var(--radius);
  border: 1px dashed #f0c4c0;
  background: #fdf6f5;
}

.reject-box.hidden { display: none; }

/* Localization */
.locale-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 16px;
}

@media (max-width: 720px) {
  .locale-grid { grid-template-columns: 1fr; }
}

.locale-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #fafbfd;
}

.locale-card h3 {
  margin: 0;
  padding: 12px 14px;
  font-size: 0.92rem;
  border-bottom: 1px solid var(--line);
  background: #fff;
  letter-spacing: var(--tracking);
}

.locale-card .format-block { background: transparent; }

/* Value strip */
.value-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 18px;
}

@media (max-width: 720px) {
  .value-strip { grid-template-columns: 1fr 1fr; }
}

.value-metric {
  padding: 14px;
  border-radius: var(--radius);
  background: var(--navy);
  color: #fff;
}

.value-metric .vm-num {
  font-size: 1.55rem;
  font-weight: 750;
  letter-spacing: var(--tracking);
  line-height: 1.1;
  margin-bottom: 4px;
}

.value-metric .vm-label {
  font-size: 0.75rem;
  color: #a8b8cc;
  font-weight: 500;
}

.summary-box {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
  background: #f8fafc;
  font-size: 0.9rem;
  white-space: pre-wrap;
  font-family: var(--mono);
  line-height: 1.55;
  color: var(--ink-soft);
  max-height: 360px;
  overflow: auto;
}

.consistency-note {
  margin: 0 0 16px;
  padding: 12px 14px;
  border-radius: var(--radius);
  background: var(--accent-soft);
  border: 1px solid #b7ddd9;
  font-size: 0.88rem;
  color: var(--ink-soft);
}

/* Footer */
.site-footer {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 0.8rem;
  color: var(--muted);
  text-align: center;
}

/* Case study page extras */
.case-hero {
  margin-bottom: 28px;
}

.case-hero h1 {
  margin: 0 0 8px;
  font-size: 1.65rem;
  letter-spacing: var(--tracking);
  font-weight: 750;
}

.case-section {
  margin-bottom: 22px;
}

.case-section h2 {
  margin: 0 0 10px;
  font-size: 1.05rem;
  letter-spacing: var(--tracking);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.map-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.map-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.92rem;
}

.map-list li:last-child { border-bottom: none; }

.map-list strong {
  display: block;
  margin-bottom: 2px;
  letter-spacing: var(--tracking);
}

.map-list span { color: var(--muted); }

.option-mini {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  margin-bottom: 10px;
  background: #fafbfd;
}

.option-mini.chosen {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: var(--ink);
  color: #fff;
  margin-left: 6px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* Feedback / reject chips (Accenture console) */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 8px 0 14px;
}
.chip {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--ink-soft);
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.chip:hover {
  border-color: var(--line-strong);
  color: var(--ink);
}
.chip.on {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

.reject-panel,
.reject-box {
  margin-top: 16px;
  padding: 16px;
  border-radius: var(--radius-lg);
  border: 2px dashed #e0a8a3;
  background: #fdf6f5;
}
.reject-panel.hidden,
.reject-box.hidden {
  display: none;
}
.reject-panel:not(.hidden) {
  border-style: dashed;
  border-color: var(--danger);
  background: #fff;
  box-shadow: 0 8px 24px rgba(11, 20, 36, 0.06);
}
.reject-panel h3 {
  margin: 0 0 4px;
  font-size: 1.05rem;
  letter-spacing: var(--tracking);
  font-weight: 700;
}
.reject-panel .field em {
  font-style: normal;
  color: var(--danger);
  font-weight: 600;
}
.reject-panel textarea {
  min-height: 96px;
  border: 1.5px solid var(--line-strong);
}
.reject-panel textarea:focus {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px #fceceb;
}