/* ---------------------------------------------------------------------
   PantryChef AI — design tokens
   A kitchen corkboard: deep botanical-green backdrop, cream index card,
   mustard-gold accent, a thin rust pin. Display face Fraunces (a warm,
   slightly editorial serif) paired with Inter for body and IBM Plex Mono
   for quantities — like handwriting on a recipe card.
------------------------------------------------------------------------ */
:root {
  --ink-green: #16261C;
  --ink-green-deep: #0F1B14;
  --paper: #F3ECD8;
  --paper-soft: #EFE6CC;
  --ink: #241C11;
  --ink-muted: #5B5240;
  --gold: #D6A419;
  --gold-deep: #B4890F;
  --rust: #B5502D;
  --sage: #4C6650;
  --line: rgba(36, 28, 17, 0.14);

  --font-display: "Fraunces", serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", monospace;

  --radius-card: 6px;
  --shadow-card: 0 18px 40px -12px rgba(0,0,0,0.45), 0 2px 6px rgba(0,0,0,0.2);
}

* { box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(1200px 600px at 15% -10%, rgba(214,164,25,0.08), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(76,102,80,0.25), transparent 55%),
    var(--ink-green);
  color: var(--paper);
  font-family: var(--font-body);
  line-height: 1.5;
}

a { color: inherit; }

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

.board {
  max-width: 1180px;
  margin: 0 auto;
  padding: 32px 24px 48px;
}

/* ---------- header ---------- */
.board__header {
  text-align: center;
  margin-bottom: 36px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 600;
  letter-spacing: -0.01em;
}
.brand__mark {
  color: var(--gold);
  font-size: 0.7em;
}
.brand__ai {
  color: var(--gold);
  font-style: italic;
  font-weight: 500;
  margin-left: 4px;
}
.brand__tag {
  margin: 8px 0 0;
  color: rgba(243,236,216,0.72);
  font-size: 15px;
}

/* ---------- layout ---------- */
.layout {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 28px;
  align-items: start;
}
@media (max-width: 860px) {
  .layout { grid-template-columns: 1fr; }
}

/* ---------- notepad (input) ---------- */
.notepad {
  position: relative;
  background: var(--paper-soft);
  color: var(--ink);
  border-radius: var(--radius-card);
  padding: 26px 24px 22px;
  box-shadow: var(--shadow-card);
  transform: rotate(-0.6deg);
}
.notepad__pin {
  position: absolute;
  top: -9px;
  left: 28px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #E8674A, var(--rust));
  box-shadow: 0 3px 5px rgba(0,0,0,0.35);
}
.notepad__title {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
  margin: 4px 0 18px;
}
.field { display: block; margin-bottom: 14px; }
.field__label {
  display: block;
  font-size: 12.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-muted);
  margin-bottom: 6px;
}
.field__label em { text-transform: none; font-style: normal; opacity: 0.7; }
.field textarea,
.field input {
  width: 100%;
  font-family: var(--font-body);
  font-size: 14.5px;
  color: var(--ink);
  background: rgba(255,255,255,0.55);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 9px 11px;
  resize: vertical;
}
.field textarea:focus,
.field input:focus { background: #fff; }
.field-row { display: flex; gap: 12px; }
.field--narrow { flex: 0 0 84px; }

.btn {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14.5px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  padding: 11px 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: transform 0.12s ease, filter 0.15s ease;
}
.btn:active { transform: translateY(1px); }
.btn--primary {
  width: 100%;
  background: var(--gold);
  color: var(--ink-green-deep);
}
.btn--primary:hover { filter: brightness(1.06); }
.btn--primary:disabled { opacity: 0.65; cursor: progress; }
.btn__spinner {
  width: 13px; height: 13px;
  border-radius: 50%;
  border: 2px solid rgba(15,27,20,0.35);
  border-top-color: var(--ink-green-deep);
  display: none;
  animation: spin 0.7s linear infinite;
}
.btn--primary.is-loading .btn__spinner { display: inline-block; }
.btn--primary.is-loading .btn__label { opacity: 0.85; }
@keyframes spin { to { transform: rotate(360deg); } }

.form-error {
  color: var(--rust);
  font-size: 13px;
  margin: 10px 0 0;
  font-weight: 600;
}

.notepad__hints {
  margin: 18px 0 0;
  padding-left: 18px;
  font-size: 12.5px;
  color: var(--ink-muted);
}
.notepad__hints li { margin-bottom: 4px; }

/* ---------- recipe card ---------- */
.card-wrap { display: flex; flex-direction: column; gap: 18px; }

.card {
  position: relative;
  min-height: 380px;
  background: var(--paper);
  color: var(--ink);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 34px 36px 30px;
}
.card__stitch {
  position: absolute;
  inset: 10px;
  border: 1.5px dashed rgba(36,28,17,0.18);
  border-radius: 4px;
  pointer-events: none;
}
.card__empty {
  height: 100%;
  min-height: 310px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 10px;
  color: var(--ink-muted);
  font-size: 15px;
  max-width: 320px;
  margin: 0 auto;
}
.card__empty-icon { font-size: 34px; }

.card__content { font-size: 15.5px; }
.card__content h1 {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 600;
  margin: 0 0 6px;
  color: var(--ink);
}
.card__content h2 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--sage);
  margin: 22px 0 8px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--line);
}
.card__content p { margin: 0 0 10px; color: var(--ink); }
.card__content ul, .card__content ol { margin: 0; padding-left: 22px; }
.card__content li { margin-bottom: 5px; }
.card__content ul li::marker { color: var(--gold-deep); }
.card__content ul { font-family: var(--font-mono); font-size: 13.5px; }
.card__content ol { font-family: var(--font-body); }
.card__content strong { color: var(--ink); }
.card__content .tip {
  margin-top: 4px;
  padding: 10px 14px;
  background: var(--paper-soft);
  border-left: 3px solid var(--gold);
  border-radius: 3px;
  font-size: 14px;
}
.cursor-blink {
  display: inline-block;
  width: 8px; height: 1em;
  background: var(--gold-deep);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: blink 0.9s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ---------- chat panel ---------- */
.chat-panel {
  background: rgba(243,236,216,0.06);
  border: 1px solid rgba(243,236,216,0.14);
  border-radius: var(--radius-card);
  padding: 16px 18px 14px;
}
.chat-panel__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 15px;
  margin: 0 0 10px;
  color: rgba(243,236,216,0.85);
}
.chat-log {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 200px;
  overflow-y: auto;
  margin-bottom: 10px;
  padding-right: 4px;
}
.chat-msg {
  font-size: 13.5px;
  padding: 8px 11px;
  border-radius: 5px;
  line-height: 1.45;
  max-width: 92%;
}
.chat-msg--user {
  align-self: flex-end;
  background: var(--gold);
  color: var(--ink-green-deep);
  font-weight: 500;
}
.chat-msg--assistant {
  align-self: flex-start;
  background: rgba(243,236,216,0.1);
  color: var(--paper);
}
.chat-form { display: flex; gap: 8px; }
.chat-form input {
  flex: 1;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--paper);
  background: rgba(0,0,0,0.2);
  border: 1px solid rgba(243,236,216,0.2);
  border-radius: 4px;
  padding: 9px 11px;
}
.chat-form input::placeholder { color: rgba(243,236,216,0.4); }
.btn--ghost {
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
}
.btn--ghost:hover { background: rgba(214,164,25,0.12); }

/* ---------- footer ---------- */
.board__footer {
  text-align: center;
  margin-top: 40px;
  font-size: 12px;
  color: rgba(243,236,216,0.4);
}

@media (prefers-reduced-motion: reduce) {
  .btn__spinner, .cursor-blink { animation: none; }
}