/* ============================================================
   Wise Nut — design tokens
   A kitchen ledger: warm kraft-charcoal workspace, parchment
   accents, and a right-hand summary styled as a printed receipt.
   ============================================================ */

:root {
  --bg:          #3E3A34;
  --bg-panel:    #46423B;
  --bg-panel-2:  #4E4941;
  --paper:       #F3EEE3;
  --paper-dim:   #E4DCC9;
  --ink:         #F3EEE3;
  --ink-soft:    #C9C2B0;
  --ink-faint:   #8F897B;
  --accent:      #D8A44E;
  --accent-deep: #B98137;
  --danger:      #C1613F;
  --line:        rgba(243, 238, 227, 0.14);
  --line-strong: rgba(243, 238, 227, 0.28);

  --font-display: Georgia, 'Iowan Old Style', 'Palatino Linotype', serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Cascadia Mono', Consolas, Menlo, monospace;

  --radius: 3px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  min-height: 100vh;
}

a { color: var(--accent); }

button {
  font-family: var(--font-body);
  cursor: pointer;
}

input {
  font-family: var(--font-body);
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ---------- Topbar ---------- */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 28px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.02em;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 14px;
  color: var(--ink-soft);
}

.logout-link {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px dotted var(--ink-faint);
}
.logout-link:hover { color: var(--accent); }

/* ---------- Columns ---------- */

.columns {
  display: grid;
  grid-template-columns: 300px 1fr 320px;
  gap: 0;
  min-height: calc(100vh - 61px);
}

.col {
  padding: 24px;
  border-right: 1px solid var(--line);
}
.col:last-child { border-right: none; }

.col-title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 18px;
}

.col-subtitle {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 10px;
}

/* ---------- Left: search ---------- */

.col-search { background: var(--bg-panel); }

.search-box { position: relative; }

#search-input {
  width: 100%;
  padding: 11px 12px;
  background: var(--bg-panel-2);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--ink);
  font-size: 14px;
}
#search-input::placeholder { color: var(--ink-faint); }

.search-results {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  z-index: 20;
  list-style: none;
  margin: 0;
  padding: 4px;
  background: var(--paper);
  color: #2A2823;
  border-radius: var(--radius);
  box-shadow: 0 12px 28px rgba(0,0,0,0.35);
  max-height: 320px;
  overflow-y: auto;
}

.search-results li {
  padding: 9px 10px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 14px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
}
.search-results li:hover,
.search-results li.active {
  background: var(--accent);
  color: var(--bg);
}
.search-results li .kcal {
  font-family: var(--font-mono);
  font-size: 12px;
  color: inherit;
  opacity: 0.7;
  white-space: nowrap;
}

.hint {
  font-size: 12.5px;
  color: var(--ink-faint);
  line-height: 1.5;
  margin-top: 14px;
}

.recipes-block { margin-top: 34px; }

.recipe-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.recipe-list li {
  font-size: 13.5px;
  padding: 8px 9px;
  border-radius: var(--radius);
  cursor: pointer;
  color: var(--ink-soft);
  border: 1px solid transparent;
}
.recipe-list li:hover {
  border-color: var(--line-strong);
  color: var(--ink);
}
.recipe-list li.empty {
  color: var(--ink-faint);
  cursor: default;
  font-style: italic;
}
.recipe-list li.empty:hover { border-color: transparent; }

/* ---------- Middle: ledger ---------- */

.col-list { display: flex; flex-direction: column; }

.ingredient-list {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.empty-state {
  color: var(--ink-faint);
  font-size: 14px;
  font-style: italic;
  margin-top: 8px;
}

.ing-row {
  display: grid;
  grid-template-columns: 1fr 90px 28px;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.ing-name {
  font-size: 14px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ing-qty-wrap {
  display: flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-soft);
}

.ing-qty-wrap input {
  width: 56px;
  padding: 5px 6px;
  background: var(--bg-panel-2);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 13px;
  text-align: right;
}

.ing-remove {
  background: none;
  border: none;
  color: var(--ink-faint);
  font-size: 16px;
  line-height: 1;
  padding: 4px;
}
.ing-remove:hover { color: var(--danger); }

.save-block {
  margin-top: 20px;
  display: flex;
  gap: 8px;
}

#recipe-name {
  flex: 1;
  padding: 10px 12px;
  background: var(--bg-panel);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--ink);
  font-size: 14px;
}

#save-btn {
  padding: 10px 16px;
  background: var(--accent);
  color: var(--bg);
  border: none;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
}
#save-btn:hover { background: var(--accent-deep); }
#save-btn:disabled { opacity: 0.5; cursor: default; }

.save-status {
  font-size: 12.5px;
  color: var(--accent);
  margin-top: 8px;
}
.save-status.is-error { color: var(--danger); }

/* ---------- Right: receipt summary ---------- */

.col-summary { background: var(--bg-panel); }

.filter-block { margin-bottom: 22px; }

.filter-checks {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
}

.filter-checks label {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12.5px;
  color: var(--ink-soft);
}

.filter-checks input { accent-color: var(--accent); }

.receipt {
  background: var(--paper);
  color: #2A2823;
  border-radius: var(--radius);
  padding: 18px 16px 14px;
  font-family: var(--font-mono);
  box-shadow: 0 14px 30px rgba(0,0,0,0.3);
  background-image:
    repeating-linear-gradient(
      to right,
      transparent, transparent 6px,
      var(--bg-panel) 6px, var(--bg-panel) 6px
    );
  background-size: 12px 1px;
  background-repeat: no-repeat;
  background-position: bottom;
}

.receipt-head {
  display: flex;
  justify-content: space-between;
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: #6B6555;
}

.receipt-rule {
  border-top: 1px dashed #B9B09A;
  margin: 10px 0;
}

.receipt-rows {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 24px;
}

.receipt-row {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
}
.receipt-row .label { color: #4A4638; }
.receipt-row .value { font-weight: 700; }

.receipt-empty {
  font-size: 12px;
  font-style: italic;
  color: #8A8471;
}

.receipt-foot {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: #6B6555;
  padding-top: 4px;
}

/* ---------- Login page ---------- */

.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.login-card {
  width: 340px;
  padding: 32px 28px;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: 6px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 6px;
}

.login-card h1 {
  font-family: var(--font-display);
  font-size: 26px;
  margin: 0 0 4px;
}

.tagline {
  color: var(--ink-soft);
  font-size: 13.5px;
  margin: 0 0 22px;
}

.login-card form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.login-card label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  color: var(--ink-soft);
}

.login-card input {
  padding: 10px 11px;
  background: var(--bg-panel-2);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--ink);
  font-size: 14px;
}

.login-card button {
  margin-top: 4px;
  padding: 11px;
  background: var(--accent);
  color: var(--bg);
  border: none;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 700;
}
.login-card button:hover { background: var(--accent-deep); }

.error {
  background: rgba(193, 97, 63, 0.15);
  border: 1px solid rgba(193, 97, 63, 0.4);
  color: #E7A78F;
  padding: 9px 10px;
  border-radius: var(--radius);
  font-size: 13px;
  margin: 0 0 14px;
}

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .columns {
    grid-template-columns: 1fr;
  }
  .col {
    border-right: none;
    border-bottom: 1px solid var(--line);
  }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}