/* ============================================================
   Caboo App — Shared Design System
   Used across /app/*.html signed-in views.
   Inherits the marketing site's palette + components, extends
   with app-only patterns (Ledger, DossierTab, CaseLog, etc.)
   ============================================================ */

/* ── Fonts ───────────────────────────────────────────────── */
@font-face {
  font-family: "Cooper Lt BT";
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url("../assets/fonts/CooperLtBT-Light.ttf") format("truetype");
}
@font-face {
  font-family: "Cooper Lt BT";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../assets/fonts/CooperLtBT-Light.ttf") format("truetype");
}
@font-face {
  font-family: "Cooper Lt BT";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../assets/fonts/CooperLtBT-Light.ttf") format("truetype");
}

/* ── Palette: Dark (default for the signed-in app) ──────── */
:root {
  --paper:        #14100c;
  --paper-deep:   #1f1813;
  --paper-ledger: #2d231a;
  --nav-bg:       rgba(20, 16, 12, 0.82);

  --ink:        #e8dcc2;
  --ink-soft:   #b3a78d;
  --ink-faint:  #6f6759;

  --rule:       #3a2f24;
  --rule-soft:  #261d14;

  --stamp-red:   #ee8074;
  --stamp-green: #6fc9a4;
  --stamp-amber: #f3b06c;

  --soft-glow:  0 24px 60px -30px rgba(0, 0, 0, 0.55);
  --page-wash:
    radial-gradient(ellipse 1400px 900px at 50% -120px, rgba(243, 176, 108, 0.05) 0%, transparent 55%),
    radial-gradient(ellipse at top, #1c1612 0%, #14100c 70%);
  --surface-grad: linear-gradient(180deg, rgba(245, 236, 216, 0.035) 0%, rgba(0, 0, 0, 0.05) 100%);

  --font-display: "Cooper Lt BT", "Source Serif 4", Georgia, serif;
  --font-body:    "Geist", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-mono:    "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --radius-sm: 6px;
  --radius-md: 12px;

  --space-xs:   4px;
  --space-sm:   8px;
  --space-md:   16px;
  --space-lg:   24px;
  --space-xl:   40px;
  --space-xxl:  64px;
  --space-xxxl: 96px;

  --max-width: 1100px;
  --gutter:    32px;

  /* ─── Type scale (canonical tokens — Caboo Typography v1) ─── */
  --type-display-hero: clamp(40px, 5.5vw, 68px);
  --type-display:      clamp(36px, 4.6vw, 56px);
  --type-headline:     clamp(26px, 3.2vw, 36px);
  --type-title:        22px;
  --type-title-sm:     18px;
  --type-body:         17px;
  --type-body-sm:      15px;
  --type-meta:         14px;
  --type-caption:      13px;
  --type-mono:         11px;
  --type-mono-sm:      10px;

  --num-hero:          clamp(96px, 12vw, 168px);
  --num-display:       clamp(48px, 6vw, 72px);
  --num-large:         36px;
  --num-medium:        26px;
  --num-small:         18px;
}

/* ── Palette: Light (opt-in only via data-theme="light") ─ */
:root[data-theme="light"] {
  --paper:        #f5efdf;
  --paper-deep:   #ebe1c8;
  --paper-ledger: #e0d3b2;
  --nav-bg:       rgba(245, 239, 223, 0.85);

  --ink:        #2a221c;
  --ink-soft:   #5a4f47;
  --ink-faint:  #9b918a;

  --rule:       #d8d2c8;
  --rule-soft:  #e6e0d4;

  --stamp-red:   #b13a2a;
  --stamp-green: #3d7a44;
  --stamp-amber: #c97529;
}

/* ── Reset ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  background-image: var(--page-wash);
  background-attachment: fixed;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; padding: 0; margin: 0; }
button { font: inherit; cursor: pointer; }
img { display: block; max-width: 100%; }
hr { border: 0; border-top: 1px solid var(--rule); margin: 0; }
[hidden] { display: none !important; }

:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}
:target { scroll-margin-top: 80px; }

/* ── Layout primitives ───────────────────────────────────── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}
.container--narrow {
  max-width: 760px;
}

/* ── Type ────────────────────────────────────────────────── */
.display {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(40px, 5.5vw, 68px);
  line-height: 1.04;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin: 0;
  text-wrap: balance;
}
.headline {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(28px, 3.4vw, 40px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0;
  text-wrap: balance;
}
.title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--type-title);
  line-height: 1.25;
  color: var(--ink);
  margin: 0;
}
.body {
  font-size: 17px;
  color: var(--ink-soft);
  max-width: 62ch;
  margin: 0;
}
.body--ink { color: var(--ink); }
.body-small { font-size: 15px; color: var(--ink-soft); }
.label {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--ink-soft);
}
.footnote {
  font-size: 13px;
  color: var(--ink-faint);
}
.eyebrow {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--ink-soft);
  margin: 0;
}

/* ── Platform icons (factual brand references rendered as <img>) ─── */
img.platform-icon {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  display: inline-block;
  vertical-align: -0.2em;
  object-fit: contain;
  /* Hide alt text rendering if the SVG fails to load — keeps the
     layout clean instead of showing ugly placeholder letters. */
  font-size: 0;
  color: transparent;
  overflow: hidden;
  text-indent: 100%;
  white-space: nowrap;
}
img.platform-icon--xs { width: 14px; height: 14px; }
img.platform-icon--sm { width: 18px; height: 18px; }
img.platform-icon--md { width: 24px; height: 24px; }
/* Light / dark mode swap for icons that ship a dedicated dark variant. */
img.platform-icon--dark { display: none; }
html[data-theme="dark"] img.platform-icon--light { display: none; }
html[data-theme="dark"] img.platform-icon--dark { display: inline-block; }
@media (prefers-color-scheme: dark) {
  html:not([data-theme="light"]) img.platform-icon--light { display: none; }
  html:not([data-theme="light"]) img.platform-icon--dark { display: inline-block; }
}
span.platform-icon--text {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: auto;
  min-width: 22px;
  height: 18px;
  padding: 0 5px;
  border: 1px solid currentColor;
  border-radius: var(--radius-sm);
  background: transparent;
  color: currentColor;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1;
  vertical-align: -0.2em;
}
.platform-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

/* ── Page header trio (case-head) ───────────────────────── */
/* Used on every signed-in page: eyebrow + display title + sub line. */
.case-head {
  margin-bottom: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.case-head__title {
  margin: 0;
  font-size: clamp(28px, 4vw, 38px);
  letter-spacing: -0.025em;
}
.case-head__sub {
  margin: 0;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.5;
  max-width: 64ch;
}
.case-head__link {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 1px;
  transition: color 0.15s, border-color 0.15s;
}
.case-head__link:hover {
  color: var(--stamp-red);
  border-bottom-color: var(--stamp-red);
}
.case-head__link--inline { display: inline; }

/* ── Lane sub-eyebrow (under numbered lane title) ───────── */
.lane__sub {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--ink-soft);
  letter-spacing: 0;
  margin: 4px 0 0;
}

/* ── Key-value list (used in cards / spec sections) ─────── */
.kv-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
}
.kv-list li {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-bottom: 1px dashed var(--rule);
}
.kv-list li:last-child { border-bottom: none; }
.kv-list__k {
  color: var(--ink-faint);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.kv-list__v {
  color: var(--ink);
  font-weight: 500;
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.005em;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
  text-decoration: none;
  cursor: pointer;
}
.btn--primary {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
  box-shadow: var(--shadow-card);
}
.btn--primary:hover {
  background: var(--stamp-red);
  border-color: var(--stamp-red);
}
.btn--secondary {
  background: var(--paper);
  color: var(--ink);
  border-color: var(--ink);
  box-shadow: var(--shadow-card);
}
.btn--secondary:hover { background: var(--paper-deep); }
.btn--ghost {
  background: transparent;
  color: var(--ink-soft);
  border-color: var(--rule);
}
.btn--ghost:hover {
  color: var(--ink);
  border-color: var(--ink);
}
.btn--text {
  background: transparent;
  color: var(--ink);
  padding: 4px 0;
  border: 0;
  border-bottom: 1px solid var(--ink);
  border-radius: 0;
}
.btn--text:hover { color: var(--stamp-red); border-bottom-color: var(--stamp-red); }
.btn--danger {
  background: transparent;
  color: var(--stamp-red);
  border: 1px solid currentColor;
}
.btn--danger:hover {
  background: var(--stamp-red);
  color: var(--paper);
  border-color: var(--stamp-red);
}
.btn--sm { padding: 8px 14px; font-size: 13px; }
.btn[disabled],
.btn[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}

/* ── Stamps (status badges) ──────────────────────────────── */
.stamp {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 8px;
  border: 1px solid currentColor;
  border-radius: var(--radius-sm);
  line-height: 1.2;
  white-space: nowrap;
}
.stamp__glyph { font-size: 12px; line-height: 1; }
.stamp--pass  { color: var(--stamp-green); }
.stamp--miss  { color: var(--stamp-red); }
.stamp--flag  { color: var(--stamp-amber); }
.stamp--ink   { color: var(--ink); }
.stamp--faint { color: var(--ink-faint); border-style: dashed; }

/* ── Intel chips (validation / inline tags) ─────────────── */
.intel-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 5px 10px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: var(--paper-deep);
  color: var(--ink-soft);
}
.intel-chip--check { color: var(--stamp-green); border-color: currentColor; }
.intel-chip--warn  { color: var(--stamp-amber); border-color: currentColor; }
.intel-chip--miss  { color: var(--stamp-red); border-color: currentColor; }
.intel-chip--ink   { color: var(--ink); border-color: var(--ink); }
.intel-chip__dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: currentColor;
}

/* ── Form-frame & form field ─────────────────────────────── */
.form-frame {
  max-width: 760px;
  background: var(--paper-deep);
  padding: var(--space-lg) var(--space-lg) var(--space-xl);
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  position: relative;
  box-shadow: var(--shadow-card);
}
.form-frame__caption {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-md);
  margin: 0 0 var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px dotted var(--rule);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.form-frame__caption strong { color: var(--ink); font-weight: 600; }
.form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  counter-reset: form-field;
}
@media (max-width: 720px) {
  .form { grid-template-columns: 1fr; }
}
.form__field { display: flex; flex-direction: column; gap: 6px; counter-increment: form-field; }
.form__field--full { grid-column: 1 / -1; }
.form__label {
  font-family: var(--font-mono);
  font-size: var(--type-mono);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.form__field:not(.form__submit-row) > .form__label::before {
  content: counter(form-field, decimal-leading-zero);
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 14px;
  color: var(--ink-faint);
  letter-spacing: 0;
}
.form__input, .form__select-button {
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  padding: 13px 14px;
  box-shadow: var(--shadow-input);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  width: 100%;
}
.form__input::placeholder { color: var(--ink-faint); }
.form__input:focus, .form__select-button:focus {
  outline: none;
  border-color: var(--ink);
  box-shadow: var(--shadow-input), 0 0 0 3px rgba(155, 145, 138, 0.18);
}
.form__select-button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
  cursor: pointer;
}
.form__hint {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
}
.form__submit-row { grid-column: 1 / -1; display: flex; gap: var(--space-md); align-items: center; flex-wrap: wrap; }

/* ── Toggle (binary switch as a stamped pill pair) ──────── */
.toggle {
  display: inline-flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 2px;
  background: var(--paper);
}
.toggle__option {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 999px;
  color: var(--ink-faint);
  background: transparent;
  border: 0;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
.toggle__option--active {
  background: var(--ink);
  color: var(--paper);
}

/* ── Nav / header ────────────────────────────────────────── */
.nav {
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 50;
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) 0;
  gap: var(--space-md);
}
.nav__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--type-title);
  letter-spacing: -0.01em;
  color: var(--ink);
}
.nav__links {
  display: flex;
  gap: 22px;
  align-items: center;
}
.nav__links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-soft);
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.nav__links a:hover,
.nav__links a[aria-current="page"] {
  color: var(--ink);
  border-bottom-color: var(--ink);
}
.nav__right {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}
@media (max-width: 720px) {
  .nav__links a:not([aria-current="page"]) { display: none; }
}

/* ── Theme toggle ────────────────────────────────────────── */
.theme-toggle {
  background: transparent; border: 1px solid transparent; padding: 8px; cursor: pointer;
  color: var(--ink-soft); border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.theme-toggle:hover { background: rgba(245, 236, 216, 0.06); color: var(--ink); border-color: var(--rule); }
.theme-toggle .icon-moon { display: none; }
.theme-toggle .icon-sun { display: inline-block; }
html[data-theme="light"] .theme-toggle .icon-moon { display: inline-block; }
html[data-theme="light"] .theme-toggle .icon-sun { display: none; }

/* ── Account avatar (initials disc, signed-in) ──────────── */
.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--paper-deep);
  border: 1px solid var(--rule);
  color: currentColor;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}
.avatar:hover { border-color: var(--ink); }

/* ── Phase strip (page-level breadcrumb) ─────────────────── */
.phase-strip {
  border-bottom: 1px solid var(--rule);
  background: transparent;
}
.phase-strip__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: 14px 0;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--ink-soft);
}
.phase-strip__id {
  color: var(--ink);
  font-weight: 500;
}
.phase-strip__phases {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.phase-strip__phase {
  color: var(--ink-faint);
  white-space: nowrap;
}
.phase-strip__phase[data-state="active"] { color: var(--stamp-green); font-weight: 500; }
.phase-strip__phase[data-state="current"] { color: var(--stamp-amber); font-weight: 600; }
.phase-strip__sep { color: var(--ink-faint); }

/* ── Dossier-tab switcher (multi-business / multi-scan) ── */
.dossier-tabs {
  display: flex;
  align-items: end;
  margin-bottom: -1px;
  padding-left: var(--space-md);
  flex-wrap: wrap;
}
.dossier-tab {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 18px;
  border: 1px solid var(--rule);
  border-bottom: none;
  border-top-left-radius: 6px;
  border-top-right-radius: 6px;
  background: var(--paper-deep);
  color: var(--ink-soft);
  text-decoration: none;
  position: relative;
  margin-right: -1px;
  transition: background 0.15s ease, color 0.15s ease;
  min-width: 160px;
}
.dossier-tab:hover {
  background: var(--paper-ledger);
  color: var(--ink);
}
.dossier-tab--active {
  background: var(--paper);
  color: var(--ink);
  z-index: 1;
}
.dossier-tab--active::after {
  content: "";
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 1px;
  background: var(--paper);
}
.dossier-tab__name {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 16px;
  letter-spacing: -0.01em;
}
.dossier-tab__meta {
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0;
  color: var(--ink-faint);
}
.dossier-tab--add {
  border-style: dashed;
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 0;
  padding: 12px 18px;
  min-width: auto;
  color: var(--ink-faint);
}
.dossier-tab--add:hover { color: var(--ink); border-color: var(--ink); }

/* ── Plate (photo card with grain/scrim) ────────────────── */
.plate {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-radius: var(--radius-md);
  padding: var(--space-xxl) var(--space-xl);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: var(--space-xl);
  align-items: end;
  margin-bottom: var(--space-xl);
  box-shadow: var(--soft-glow);
}
@media (max-width: 720px) {
  .plate { grid-template-columns: 1fr; padding: var(--space-xl) var(--space-lg); }
}
.plate__img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: -3;
}
.plate__grain {
  position: absolute; inset: 0;
  background-image: url("../assets/img/grain.svg");
  background-size: 180px 180px;
  opacity: 0.45;
  mix-blend-mode: multiply;
  pointer-events: none;
  z-index: -2;
}
.plate__vignette {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, transparent 30%, rgba(42, 34, 28, 0.35) 100%);
  pointer-events: none;
  z-index: -1;
}
.plate__scrim {
  position: absolute; inset: 0;
  background: linear-gradient(180deg,
    rgba(20, 16, 12, 0.78) 0%,
    rgba(20, 16, 12, 0.42) 38%,
    rgba(20, 16, 12, 0.55) 70%,
    rgba(20, 16, 12, 0.85) 100%);
  pointer-events: none;
}
.plate__img { filter: saturate(0.4) sepia(0.30) contrast(1.04) brightness(0.55) blur(1px); }
:root[data-theme="light"] .plate__img    { filter: none; }
:root[data-theme="light"] .plate__scrim  {
  background: linear-gradient(180deg,
    rgba(20, 14, 8, 0.20) 0%,
    rgba(20, 14, 8, 0.10) 38%,
    rgba(20, 14, 8, 0.18) 70%,
    rgba(20, 14, 8, 0.32) 100%);
}

/* ── Score numeral (giant display number) ───────────────── */
.score__numeral {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(96px, 12vw, 168px);
  line-height: 0.88;
  letter-spacing: -0.03em;
  color: var(--ink);
}
.score__numeral-suffix {
  font-size: 0.32em;
  color: var(--ink-faint);
  letter-spacing: 0;
  margin-left: 6px;
}
.score__delta {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0;
  margin-top: 8px;
}
.score__delta--up   { color: var(--stamp-green); }
.score__delta--down { color: var(--stamp-red); }
.score__delta--flat { color: var(--ink-faint); }
.score__label {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--ink-soft);
}
.score__verdict {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--type-title);
  line-height: 1.3;
  color: var(--ink);
  margin: 0;
  max-width: 32ch;
}
.score__caveat {
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 0;
  color: var(--ink-faint);
}

/* ── Card (general bordered surface) ────────────────────── */
.card {
  background: var(--paper-deep);
  border: 1px solid var(--rule);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-card);
  position: relative;
}
.card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px dashed var(--rule);
}
.card__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--type-title-sm);
  color: var(--ink);
  margin: 0;
}
.card__eyebrow {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--ink-faint);
}

/* ── Lane (the case-file primary section) ───────────────── */
.lane {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--rule);
}
.lane__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}
.lane__num {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--stamp-amber);
}
.lane__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--type-title);
  color: var(--ink);
  margin: 0;
}
.lane__action {
  appearance: none;
  border: 0;
  background: transparent;
  padding: 0;
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 0;
  color: var(--ink-soft);
  text-decoration: none;
  cursor: pointer;
}
.lane__action:hover { color: var(--ink); }
.lane__action-form { margin: 0; }

/* ── Ledger (numbered ledger rows — score history, etc.) ─ */
.ledger {
  list-style: none;
  padding: 0;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
}
.ledger__row {
  display: grid;
  grid-template-columns: 36px 80px auto 1fr auto;
  align-items: baseline;
  gap: var(--space-md);
  padding: 16px 0;
  border-bottom: 1px dashed var(--rule);
  transition: background 0.15s ease;
}
.ledger__row:hover { background: var(--paper-deep); }
.ledger__row--head {
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--ink-faint);
  padding: 8px 0;
}
.ledger__row--head:hover { background: transparent; }
.ledger__num {
  color: var(--ink-faint);
  font-weight: 500;
  letter-spacing: 0.04em;
}
.ledger__date {
  color: var(--ink-soft);
  letter-spacing: 0.04em;
}
.ledger__primary {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.02em;
}
.ledger__primary-suffix {
  font-family: var(--font-display);
  font-size: 14px;
  color: var(--ink-faint);
  margin-left: 4px;
}
.ledger__delta {
  font-weight: 600;
  letter-spacing: 0.04em;
  text-align: right;
  white-space: nowrap;
}
.ledger__delta--up   { color: var(--stamp-green); }
.ledger__delta--down { color: var(--stamp-red); }
.ledger__delta--flat { color: var(--ink-faint); }
.ledger__note {
  color: var(--ink-soft);
  letter-spacing: 0;
}
@media (max-width: 720px) {
  .ledger__row { grid-template-columns: 32px 1fr auto; row-gap: 4px; }
  .ledger__date { grid-column: 2 / 3; }
  .ledger__primary { grid-column: 2 / 3; }
  .ledger__delta { grid-row: 1 / 2; grid-column: 3; }
  .ledger__note { grid-column: 1 / -1; }
}

/* ── Stamp-slot column (per-platform mini ledger) ──────── */
.stamp-slot-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding: var(--space-md);
  border: 1px solid var(--rule);
  border-radius: var(--radius-md);
  background: var(--paper-deep);
}
.stamp-slot-col__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-faint);
  padding-bottom: var(--space-sm);
  border-bottom: 1px dashed var(--rule);
}
.stamp-slot-col__current {
  font-family: var(--font-display);
  font-size: 36px;
  line-height: 1;
  color: var(--ink);
  text-align: center;
  padding: var(--space-md) 0;
  border: 1px dashed var(--rule);
  border-radius: var(--radius-md);
}
.stamp-slot-col__current--strong { border-color: var(--stamp-green); border-style: solid; color: var(--stamp-green); }
.stamp-slot-col__current--weak { border-color: var(--stamp-red); border-style: solid; color: var(--stamp-red); }
.stamp-slot-col__list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
}
.stamp-slot-col__entry {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: 4px 0;
  border-bottom: 1px dashed var(--rule);
  color: var(--ink-soft);
}
.stamp-slot-col__entry:last-child { border-bottom: none; }
.stamp-slot-col__entry-num { color: var(--ink-faint); letter-spacing: 0.04em; }
.stamp-slot-col__entry-val { color: var(--ink); font-weight: 500; }

/* ── Case Log (forensic feed) ───────────────────────────── */
.case-log {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.7;
  padding: var(--space-lg) 0;
  border-bottom: 1px dashed var(--rule);
}
.case-log:last-child { border-bottom: none; }
.case-log__header {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: baseline;
  margin-bottom: var(--space-sm);
}
.case-log__date {
  color: var(--ink);
  font-weight: 600;
  letter-spacing: 0.08em;
}
.case-log__score { color: var(--ink-soft); }
.case-log__delta { font-weight: 600; letter-spacing: 0.04em; }
.case-log__delta--up   { color: var(--stamp-green); }
.case-log__delta--down { color: var(--stamp-red); }
.case-log__delta--flat { color: var(--ink-faint); }
.case-log__entries {
  list-style: none;
  padding: 0 0 0 var(--space-lg);
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.case-log__entry {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  color: var(--ink-soft);
}
.case-log__keyword {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  padding: 2px 6px;
  border: 1px solid currentColor;
  border-radius: 2px;
  line-height: 1.2;
  flex-shrink: 0;
}
.case-log__keyword--cause { color: var(--stamp-green); }
.case-log__keyword--watch { color: var(--stamp-amber); }
.case-log__keyword--note  { color: var(--ink-faint); }
.case-log__keyword--alert { color: var(--stamp-red); }

/* ── Bracketed (corner accent) ──────────────────────────── */
.bracketed {
  position: relative;
  --bracket-size: 14px;
  --bracket-thickness: 1.5px;
  --bracket-inset: 8px;
  --bracket-opacity: 0.5;
  --bracket-color: var(--ink);
}
.bracketed::before {
  content: "";
  position: absolute;
  inset: var(--bracket-inset);
  pointer-events: none;
  color: var(--bracket-color);
  opacity: var(--bracket-opacity);
  background:
    linear-gradient(currentColor, currentColor) top    left  / var(--bracket-size) var(--bracket-thickness) no-repeat,
    linear-gradient(currentColor, currentColor) top    left  / var(--bracket-thickness) var(--bracket-size) no-repeat,
    linear-gradient(currentColor, currentColor) top    right / var(--bracket-size) var(--bracket-thickness) no-repeat,
    linear-gradient(currentColor, currentColor) top    right / var(--bracket-thickness) var(--bracket-size) no-repeat,
    linear-gradient(currentColor, currentColor) bottom left  / var(--bracket-size) var(--bracket-thickness) no-repeat,
    linear-gradient(currentColor, currentColor) bottom left  / var(--bracket-thickness) var(--bracket-size) no-repeat,
    linear-gradient(currentColor, currentColor) bottom right / var(--bracket-size) var(--bracket-thickness) no-repeat,
    linear-gradient(currentColor, currentColor) bottom right / var(--bracket-thickness) var(--bracket-size) no-repeat;
}
.plate.bracketed,
.dossier__plate.bracketed {
  --bracket-size: 28px;
  --bracket-thickness: 2px;
  --bracket-inset: 16px;
  --bracket-opacity: 0.85;
  --bracket-color: #f5ecd8;
}
.plate.bracketed::before,
.dossier__plate.bracketed::before { z-index: 1; }

/* ── Reveal-on-scroll ────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(20px) scale(0.985);
  transition:
    opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: calc(var(--i, 0) * 70ms);
  will-change: opacity, transform;
}
.reveal.is-in { opacity: 1; transform: none; }
.reveal .stamp {
  opacity: 0;
  transform: scale(1.35) rotate(-5deg);
  transform-origin: center;
  transition:
    opacity 0.4s ease-out,
    transform 0.55s cubic-bezier(0.34, 1.56, 0.64, 1);
  transition-delay: calc(var(--i, 0) * 70ms + 200ms);
}
.reveal.is-in .stamp { opacity: 1; transform: none; }

/* ── Locked state (paid-tier teaser inside lane) ────────── */
.locked-lane {
  position: relative;
  padding: var(--space-xl);
  border: 1px dashed var(--rule);
  border-radius: var(--radius-md);
  background: var(--paper-deep);
  text-align: center;
  overflow: hidden;
}
.locked-lane__stamp {
  margin-bottom: var(--space-md);
  transform-origin: center;
  animation: stamp-settle 0.55s cubic-bezier(0.34, 1.56, 0.64, 1) 0.15s both;
}
@keyframes stamp-settle {
  0%   { opacity: 0; transform: scale(1.35) rotate(-3deg); }
  60%  { opacity: 1; transform: scale(0.97) rotate(0.4deg); }
  100% { opacity: 1; transform: scale(1) rotate(0); }
}
.locked-lane__title {
  font-family: var(--font-display);
  font-size: var(--type-title);
  font-weight: 400;
  color: var(--ink);
  margin: 0 0 var(--space-sm);
}
.locked-lane__sub {
  font-size: 14px;
  color: var(--ink-soft);
  max-width: 50ch;
  margin: 0 auto var(--space-md);
}

/* With-preview variant — teaser sits on top, faded sample below */
.locked-lane--with-preview {
  padding-bottom: 0;
  text-align: left;
}
.locked-lane--with-preview .locked-lane__teaser {
  text-align: center;
  padding-bottom: var(--space-lg);
}
.locked-lane--with-preview .locked-lane__sub {
  margin-left: auto;
  margin-right: auto;
}
.locked-lane__preview {
  position: relative;
  margin: 0 calc(var(--space-xl) * -1);
  padding: var(--space-lg) var(--space-xl) var(--space-xl);
  border-top: 1px dashed var(--rule);
}
.locked-lane__preview-stamp {
  position: absolute;
  top: -11px;
  right: var(--space-xl);
  background: var(--paper);
  padding: 4px 6px;
  z-index: 2;
}
.locked-lane__preview-faded {
  position: relative;
  opacity: 0.6;
  filter: saturate(0.75);
  pointer-events: none;
  user-select: none;
}
.locked-lane__preview-faded::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, transparent 60%, rgba(20, 16, 12, 0.45) 100%);
  pointer-events: none;
}

/* Hover affordance — only on the teaser CTA, not the faded preview */
.locked-lane__teaser .btn {
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease, transform 0.2s ease;
}
.locked-lane__teaser .btn:hover {
  transform: translateY(-1px);
  border-color: var(--stamp-amber);
  color: var(--stamp-amber);
}
@media (prefers-reduced-motion: reduce) {
  .locked-lane__stamp { animation: none; }
  .locked-lane__teaser .btn:hover { transform: none; }
}

/* ── EmptyState atom ─────────────────────────────────────── */
/* Used across SSR pages (Case, Fix, Site, Trends, Reports, Settings,
   Clients, Ops) when there's nothing to show yet. A quiet pause that
   teaches the surface, not a dead end. Sits inside a Lane. */
.empty-state {
  position: relative;
  padding: var(--space-xl) var(--space-lg);
  background: var(--paper-deep);
  background-image: var(--surface-grad);
  border: 1px dashed var(--rule);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-md);
  max-width: 640px;
  overflow: hidden;
}
.empty-state::after {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px dashed var(--rule);
  pointer-events: none;
  border-radius: var(--radius-sm);
}
.empty-state > * {
  position: relative;
  z-index: 1;
}
.empty-state__glyph {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 400;
  line-height: 1;
  color: var(--stamp-amber);
  letter-spacing: -0.02em;
  margin: 0;
}
.empty-state__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.15;
  letter-spacing: -0.018em;
  color: var(--ink);
  margin: 0;
  text-wrap: balance;
}
.empty-state__sub {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0;
  max-width: 56ch;
}
.empty-state .btn {
  margin-top: var(--space-sm);
}

/* Variant: warn (amber border, for stale / needs-attention empties) */
.empty-state--warn {
  border-color: rgba(243, 176, 108, 0.45);
}
.empty-state--warn::after {
  border-color: rgba(243, 176, 108, 0.30);
}
.empty-state--warn .empty-state__glyph {
  color: var(--stamp-amber);
}

/* Variant: clean (green border, for "nothing wrong, all clear" empties) */
.empty-state--clean {
  border-color: rgba(111, 201, 164, 0.45);
}
.empty-state--clean::after {
  border-color: rgba(111, 201, 164, 0.30);
}
.empty-state--clean .empty-state__glyph {
  color: var(--stamp-green);
}

/* ── Footer ──────────────────────────────────────────────── */
.foot {
  border-top: 1px solid var(--rule);
  padding: var(--space-xl) 0 var(--space-lg);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
  margin-top: var(--space-xxxl);
}
.foot__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-md);
}
.foot__brand { color: var(--ink); font-weight: 600; letter-spacing: 0.04em; }
.foot__nav { display: flex; gap: var(--space-md); flex-wrap: wrap; }
.foot__nav a:hover { color: var(--ink); }

/* ── Subtle vertical surface gradient ────────────────────── */
/* Layered on top of paper-deep containers so they read as
   "lit from above" instead of flat-filled. Invisible-but-felt. */
.card,
.since-row,
.form-frame,
.dossier-tab,
.stamp-slot-col,
.locked-lane,
.locked-lane--hero,
.locked-mini,
.locked-preview,
.intel-chip,
.pseudo-toggle,
.plan-card,
.index-card,
.cms-row,
.summary-card,
.paired-ledger,
.share-url__input {
  background-image: var(--surface-grad);
}

/* Ledger header strip uses the slightly deeper paper-ledger tone */
.paired-ledger__head,
.ledger__row--head {
  background-image: var(--surface-grad);
}

/* ── Demo flow nav (dev-only, on empty-state mockups) ──── */
.demo-flow {
  border-top: 1px dashed var(--rule);
  padding: 14px 0;
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--ink-faint);
}
.demo-flow__inner {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.demo-flow__label {
  font-weight: 500;
  color: var(--ink-soft);
}
.demo-flow__steps {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}
.demo-flow__steps li {
  display: inline-flex;
  align-items: center;
}
.demo-flow__steps a {
  color: var(--ink-soft);
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
  transition: color 0.15s, border-color 0.15s;
}
.demo-flow__steps a:hover {
  color: var(--stamp-amber);
  border-bottom-color: var(--stamp-amber);
}
.demo-flow__steps a[aria-current="page"] {
  color: var(--stamp-amber);
  border-bottom-color: var(--stamp-amber);
  font-weight: 500;
}
.demo-flow__sep {
  color: var(--ink-faint);
  font-size: 11px;
}

/* ── Reduced motion ──────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}