/*
  Book Sell — component styles for the "Bookshop Ledger" design system.
  Consumes the tokens in variables.css. This file is the FROZEN shared class
  vocabulary every view relies on; views must reuse these classes rather than
  invent their own. Organised: reset -> shell (header/nav/footer) -> page
  scaffold -> buttons -> cards/stats -> tables -> forms -> modal -> badges ->
  bars -> misc (avatar, toast, empty-state).
*/

/* ============================ Reset / base ============================ */
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-ink);
  background-color: var(--color-paper);
  background-image:
    radial-gradient(circle at 12% -10%, rgba(176, 132, 47, 0.08), transparent 42%),
    radial-gradient(circle at 92% 0%, rgba(31, 58, 61, 0.07), transparent 40%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  margin: 0;
  color: var(--color-ink);
  letter-spacing: -0.01em;
}

p { margin: 0; }

a { color: var(--color-cloth); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

:focus-visible {
  outline: 2px solid var(--color-brass);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

.mono { font-family: var(--font-mono); font-feature-settings: "tnum" 1; }
.muted { color: var(--color-ink-soft); }
.faint { color: var(--color-ink-faint); }
.text-right { text-align: right; }
.nowrap { white-space: nowrap; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ============================ Skip link ============================ */
.skip-link {
  position: absolute;
  left: var(--space-3);
  top: -60px;
  z-index: 200;
  background: var(--color-ink);
  color: var(--color-paper-raised);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  transition: top var(--duration-fast) var(--ease-standard);
}
.skip-link:focus { top: var(--space-3); text-decoration: none; }

/* ============================ Header / Menu ============================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--color-paper-raised) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--color-line);
}
.site-header__inner {
  max-width: var(--content-width);
  margin: 0 auto;
  min-height: var(--header-height);
  padding: var(--space-3) var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-ink);
}
.brand:hover { text-decoration: none; }
.brand__mark {
  font-size: 1.6rem;
  line-height: 1;
  filter: drop-shadow(0 1px 1px rgba(36, 28, 23, 0.25));
}
.brand__text { display: flex; flex-direction: column; }
.brand__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-md);
  letter-spacing: -0.01em;
}
.brand__tag {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-brass-deep);
}

.site-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: var(--space-1);
}
.site-nav a {
  position: relative;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
  font-weight: 500;
  transition: color var(--duration-fast) var(--ease-standard),
    background var(--duration-fast) var(--ease-standard);
}
.site-nav a:hover { color: var(--color-ink); background: var(--color-paper-sunk); text-decoration: none; }
.site-nav a.is-active { color: var(--color-cloth); }
.site-nav a.is-active::after {
  content: "";
  position: absolute;
  left: var(--space-3);
  right: var(--space-3);
  bottom: 2px;
  height: 2px;
  border-radius: var(--radius-pill);
  background: var(--color-brass);
}

.nav-toggle {
  display: none;
  margin-left: auto;
  width: 44px;
  height: 40px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-paper-raised);
  cursor: pointer;
  padding: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-ink);
  border-radius: var(--radius-pill);
  transition: transform var(--duration-fast) var(--ease-standard),
    opacity var(--duration-fast) var(--ease-standard);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================ View root / page ============================ */
.view-root {
  flex: 1 0 auto;
  width: 100%;
  max-width: var(--content-width);
  margin: 0 auto;
  padding: var(--space-6) var(--space-5) var(--space-8);
}
.view-root:focus { outline: none; }

.page { animation: rise var(--duration-base) var(--ease-standard) both; }
@keyframes rise {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.page__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-line);
}
.page__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-brass-deep);
  margin-bottom: var(--space-2);
}
.page__title { font-size: var(--text-2xl); }
.page__subtitle { color: var(--color-ink-soft); margin-top: var(--space-2); max-width: 60ch; }
.page__actions { display: flex; gap: var(--space-3); flex-wrap: wrap; }

.section { margin-top: var(--space-7); }
.section__head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: var(--space-3); margin-bottom: var(--space-4);
}
.section__title { font-size: var(--text-lg); }

/* Generic responsive grids */
.grid { display: grid; gap: var(--space-5); }
/* Let grid items shrink below their content's intrinsic width so long,
   unbreakable strings (emails, titles) can't blow a track past the viewport. */
.grid > * { min-width: 0; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-auto { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.stack { display: flex; flex-direction: column; gap: var(--space-4); }
.cluster { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; }

/* ============================ Buttons ============================ */
.btn {
  --btn-bg: var(--color-paper-raised);
  --btn-fg: var(--color-ink);
  --btn-bd: var(--color-line);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1;
  padding: 0.68em 1.15em;
  border-radius: var(--radius-sm);
  border: 1px solid var(--btn-bd);
  background: var(--btn-bg);
  color: var(--btn-fg);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: transform var(--duration-fast) var(--ease-standard),
    box-shadow var(--duration-fast) var(--ease-standard),
    background var(--duration-fast) var(--ease-standard),
    border-color var(--duration-fast) var(--ease-standard);
}
.btn:hover { text-decoration: none; box-shadow: var(--shadow-rest); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }

.btn--primary {
  --btn-bg: var(--color-cloth);
  --btn-fg: #fff;
  --btn-bd: var(--color-cloth-deep);
}
.btn--primary:hover { --btn-bg: var(--color-cloth-deep); }

.btn--accent {
  --btn-bg: var(--color-brass);
  --btn-fg: #241c17;
  --btn-bd: var(--color-brass-deep);
}
.btn--accent:hover { --btn-bg: var(--color-brass-deep); --btn-fg: #fff; }

.btn--ghost { --btn-bg: transparent; --btn-bd: var(--color-line); }
.btn--ghost:hover { --btn-bg: var(--color-paper-sunk); }

.btn--danger { --btn-bg: transparent; --btn-fg: var(--color-danger); --btn-bd: color-mix(in srgb, var(--color-danger) 40%, var(--color-line)); }
.btn--danger:hover { --btn-bg: var(--color-danger); --btn-fg: #fff; --btn-bd: var(--color-danger); }

.btn--subtle { --btn-bg: transparent; --btn-bd: transparent; color: var(--color-ink-soft); }
.btn--subtle:hover { --btn-bg: var(--color-paper-sunk); color: var(--color-ink); box-shadow: none; transform: none; }

.btn--sm { font-size: var(--text-xs); padding: 0.5em 0.8em; }
.btn--block { width: 100%; }

/* small square action button for table rows */
.icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; padding: 0;
  border: 1px solid var(--color-line); border-radius: var(--radius-sm);
  background: var(--color-paper-raised); color: var(--color-ink-soft);
  cursor: pointer; font-size: var(--text-sm);
  transition: background var(--duration-fast), color var(--duration-fast), border-color var(--duration-fast);
}
.icon-btn:hover { background: var(--color-paper-sunk); color: var(--color-ink); }
.icon-btn--danger:hover { background: var(--color-danger); color: #fff; border-color: var(--color-danger); }

/* ============================ Cards / surfaces ============================ */
.card {
  background: var(--color-paper-raised);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-rest);
  overflow-wrap: break-word;
}
.card--pad-lg { padding: var(--space-6); }
.card--link { display: block; color: inherit; transition: transform var(--duration-fast), box-shadow var(--duration-fast); }
.card--link:hover { text-decoration: none; transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.card__title { font-size: var(--text-md); margin-bottom: var(--space-2); }

/* ============================ Record cards (recent lists) ============================ */
/* A compact stacked entry used in the dashboard "recent" panels: a display
   name, a muted sub-line, and mono metadata — so fields read as distinct
   lines rather than one run-on string. */
.record { display: flex; flex-direction: column; gap: var(--space-1); }
.record__name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-md);
  color: var(--color-ink);
  line-height: 1.2;
}
.record__sub { font-size: var(--text-sm); color: var(--color-ink-soft); }
.record__foot {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
  margin-top: var(--space-1);
}
.record__amount {
  font-family: var(--font-mono);
  font-feature-settings: "tnum" 1;
  font-weight: 600;
  color: var(--color-cloth);
}
.record__date { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--color-ink-faint); }

/* ============================ Stat / KPI cards ============================ */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: var(--space-4);
}
.stat-card {
  position: relative;
  overflow: hidden;
  background: var(--color-paper-raised);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-rest);
}
.stat-card::before {
  content: "";
  position: absolute; inset: 0 auto 0 0; width: 4px;
  background: var(--color-brass);
}
.stat-card--cloth::before { background: var(--color-cloth); }
.stat-card--spruce::before { background: var(--color-spruce); }
.stat-card--success::before { background: var(--color-success); }
.stat-card__label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-ink-soft);
}
.stat-card__value {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-2xl);
  margin-top: var(--space-2);
  line-height: 1;
}
.stat-card__meta { margin-top: var(--space-2); font-size: var(--text-sm); color: var(--color-ink-soft); }

/* ============================ Tables ============================ */
.table-wrap {
  background: var(--color-paper-raised);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-rest);
}
.table-wrap--scroll { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: var(--text-sm); }
.table thead th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-ink-soft);
  font-weight: 600;
  padding: var(--space-3) var(--space-4);
  background: var(--color-paper-sunk);
  border-bottom: 1px solid var(--color-line);
  white-space: nowrap;
}
.table tbody td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-line-soft);
  vertical-align: middle;
}
.table tbody tr:last-child td { border-bottom: none; }
.table tbody tr { transition: background var(--duration-fast) var(--ease-standard); }
.table tbody tr:hover { background: var(--color-paper-sunk); }
.table tr.is-clickable { cursor: pointer; }
.table__num { text-align: right; font-family: var(--font-mono); font-feature-settings: "tnum" 1; white-space: nowrap; }
.table__actions { text-align: right; white-space: nowrap; }
.table__actions .icon-btn + .icon-btn { margin-left: var(--space-2); }
.table__primary { font-weight: 600; color: var(--color-ink); }

/* ============================ Toolbar / search ============================ */
.toolbar {
  display: flex;
  gap: var(--space-3);
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-4);
}
.toolbar__spacer { margin-left: auto; }
.search { position: relative; flex: 1 1 240px; max-width: 360px; }
.search__icon {
  position: absolute; left: var(--space-3); top: 50%; transform: translateY(-50%);
  color: var(--color-ink-faint); pointer-events: none; font-size: var(--text-sm);
}
.search input {
  width: 100%;
  padding: 0.6em 0.9em 0.6em 2.2em;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  background: var(--color-paper-raised);
  font: inherit;
  font-size: var(--text-sm);
  color: var(--color-ink);
}
.search input:focus { outline: none; border-color: var(--color-brass); box-shadow: 0 0 0 3px var(--color-brass-tint); }
.count-pill {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-soft);
  background: var(--color-paper-sunk);
  border: 1px solid var(--color-line);
  padding: 0.3em 0.7em;
  border-radius: var(--radius-pill);
}

/* ============================ Forms ============================ */
.form { display: flex; flex-direction: column; gap: var(--space-4); }
.form-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); }
.field { display: flex; flex-direction: column; gap: var(--space-2); }
.field > label, .field__label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-ink);
}
.field__req { color: var(--color-cloth); margin-left: 2px; }
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.62em 0.8em;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-paper-raised);
  font: inherit;
  font-size: var(--text-sm);
  color: var(--color-ink);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}
.field textarea { resize: vertical; min-height: 84px; font-family: var(--font-body); }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-brass);
  box-shadow: 0 0 0 3px var(--color-brass-tint);
}
.field__hint { font-size: var(--text-xs); color: var(--color-ink-faint); }
.field__error {
  font-size: var(--text-xs);
  color: var(--color-danger);
  min-height: 1em;
  display: none;
}
.field.is-invalid input,
.field.is-invalid select,
.field.is-invalid textarea { border-color: var(--color-danger); box-shadow: 0 0 0 3px var(--color-danger-tint); }
.field.is-invalid .field__error { display: block; }
.form-actions { display: flex; justify-content: flex-end; gap: var(--space-3); flex-wrap: wrap; }

/* ============================ Modal ============================ */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 150;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: var(--space-6) var(--space-4);
  overflow-y: auto;
  background: rgba(20, 14, 10, 0.42);
  backdrop-filter: blur(3px);
  opacity: 0;
  animation: fade var(--duration-base) var(--ease-standard) forwards;
}
@keyframes fade { to { opacity: 1; } }
.modal {
  width: 100%;
  max-width: 560px;
  margin: auto;
  background: var(--color-paper-raised);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-pop);
  transform: translateY(10px) scale(0.99);
  animation: rise var(--duration-base) var(--ease-spring) forwards;
}
.modal--sm { max-width: 420px; }
.modal__head {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-3);
  padding: var(--space-5) var(--space-5) var(--space-3);
  border-bottom: 1px solid var(--color-line-soft);
}
.modal__title { font-size: var(--text-lg); }
.modal__close {
  border: none; background: transparent; cursor: pointer;
  font-size: 1.3rem; line-height: 1; color: var(--color-ink-soft);
  width: 34px; height: 34px; border-radius: var(--radius-sm);
}
.modal__close:hover { background: var(--color-paper-sunk); color: var(--color-ink); }
.modal__body { padding: var(--space-5); }
.modal__footer { padding: var(--space-3) var(--space-5) var(--space-5); display: flex; justify-content: flex-end; gap: var(--space-3); flex-wrap: wrap; }
.modal__lead { color: var(--color-ink-soft); }

/* ============================ Badges ============================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.28em 0.6em;
  border-radius: var(--radius-pill);
  background: var(--color-paper-sunk);
  color: var(--color-ink-soft);
  border: 1px solid var(--color-line);
  white-space: nowrap;
}
.badge--success { background: var(--color-success-tint); color: var(--color-success); border-color: transparent; }
.badge--warn { background: var(--color-warn-tint); color: var(--color-warn); border-color: transparent; }
.badge--danger { background: var(--color-danger-tint); color: var(--color-danger); border-color: transparent; }
.badge--brass { background: var(--color-brass-tint); color: var(--color-brass-deep); border-color: transparent; }
.badge--spruce { background: var(--color-spruce-tint); color: var(--color-spruce); border-color: transparent; }

/* ============================ Avatar chip ============================ */
.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px; height: 38px;
  border-radius: var(--radius-pill);
  background: var(--color-spruce);
  color: var(--color-paper-raised);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-sm);
  flex-shrink: 0;
  letter-spacing: 0.02em;
}
.avatar--lg { width: 56px; height: 56px; font-size: var(--text-md); }
.identity { display: inline-flex; align-items: center; gap: var(--space-3); }
.identity__name { font-weight: 600; color: var(--color-ink); }
.identity__sub { font-size: var(--text-xs); color: var(--color-ink-soft); }

/* ============================ Definition / detail lists ============================ */
.def-list { display: grid; grid-template-columns: max-content 1fr; gap: var(--space-3) var(--space-5); margin: 0; }
.def-list dt {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-ink-soft);
  align-self: center;
}
.def-list dd { margin: 0; color: var(--color-ink); word-break: break-word; }

/* ============================ Report bars ============================ */
.bars { display: flex; flex-direction: column; gap: var(--space-4); }
.bar-row { display: grid; grid-template-columns: 1fr; gap: var(--space-2); }
.bar-row__head { display: flex; justify-content: space-between; gap: var(--space-3); font-size: var(--text-sm); }
.bar-row__label { font-weight: 600; color: var(--color-ink); }
.bar-row__value { font-family: var(--font-mono); color: var(--color-ink-soft); }
.bar-track { height: 12px; background: var(--color-paper-sunk); border-radius: var(--radius-pill); overflow: hidden; }
.bar-fill {
  height: 100%;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--color-brass), var(--color-cloth));
  min-width: 6px;
  transition: width var(--duration-base) var(--ease-standard);
}
.bar-fill--spruce { background: linear-gradient(90deg, var(--color-spruce), var(--color-brass)); }

/* ============================ Empty state ============================ */
.empty-state {
  text-align: center;
  padding: var(--space-8) var(--space-5);
  border: 1px dashed var(--color-line);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--color-paper-raised) 60%, transparent);
  color: var(--color-ink-soft);
}
.empty-state__icon { font-size: 2.6rem; display: block; margin-bottom: var(--space-3); }
.empty-state h2 { font-size: var(--text-lg); margin-bottom: var(--space-2); color: var(--color-ink); }
.empty-state p { margin-bottom: var(--space-4); max-width: 44ch; margin-inline: auto; }

/* line-item editor rows (sales) */
.sale-lines { display: flex; flex-direction: column; gap: var(--space-3); }
.line-item { display: grid; grid-template-columns: 1fr 84px 110px 40px; gap: var(--space-3); align-items: end; }
.line-item__total { font-family: var(--font-mono); align-self: center; text-align: right; color: var(--color-ink); }
.sale-total {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-line);
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-ink);
}

/* ============================ Footer ============================ */
.site-footer {
  flex-shrink: 0;
  margin-top: var(--space-8);
  background: var(--color-spruce-deep);
  color: var(--color-spruce-tint);
  border-top: 3px solid var(--color-brass);
}
.site-footer__inner {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: var(--space-7) var(--space-5) var(--space-5);
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--space-6);
}
.site-footer__brand { display: flex; flex-direction: column; gap: var(--space-3); max-width: 40ch; }
.site-footer__brand .brand__name { color: var(--color-paper-raised); }
.site-footer__brand p { color: color-mix(in srgb, var(--color-spruce-tint) 80%, transparent); font-size: var(--text-sm); }
.site-footer__links { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-5); }
.site-footer__links h3 {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-brass-tint);
  margin-bottom: var(--space-3);
  font-weight: 600;
}
.site-footer__links a { display: block; color: var(--color-spruce-tint); font-size: var(--text-sm); padding: var(--space-1) 0; }
.site-footer__links a:hover { color: #fff; }
.site-footer__copyright {
  grid-column: 1 / -1;
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: color-mix(in srgb, var(--color-spruce-tint) 70%, transparent);
}

/* ============================ Toast ============================ */
.toast {
  position: fixed;
  left: 50%;
  bottom: var(--space-6);
  transform: translate(-50%, 140%);
  z-index: 300;
  max-width: min(90vw, 420px);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-pill);
  background: var(--color-ink);
  color: var(--color-paper-raised);
  font-size: var(--text-sm);
  font-weight: 500;
  box-shadow: var(--shadow-pop);
  opacity: 0;
  pointer-events: none;
  transition: transform var(--duration-base) var(--ease-spring), opacity var(--duration-base) var(--ease-standard);
}
.toast--visible { transform: translate(-50%, 0); opacity: 1; }
.toast--success { background: var(--color-success); color: #fff; }
.toast--danger { background: var(--color-danger); color: #fff; }
.toast--warn { background: var(--color-warn); color: #fff; }