/* Rezept-Skalierer – Warm Terrakotta + Creme, Kochbuch-Anmutung */
:root {
  --terra: #c2410c;
  --terra-dark: #9a3412;
  --terra-soft: #ea580c;
  --cream: #fdf6ec;
  --cream-2: #f7ecda;
  --paper: #fffaf3;
  --ink: #3a2417;
  --ink-soft: #6b4a36;
  --muted: #9c7c66;
  --line: #e7d6c0;
  --accent: #b45309;
  --ok: #15803d;
  --shadow: 0 6px 22px rgba(120, 53, 15, 0.12);
  --radius: 16px;
  --radius-sm: 11px;
  --maxw: 720px;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

[data-theme="dark"] {
  --terra: #f97316;
  --terra-dark: #fb923c;
  --terra-soft: #fb923c;
  --cream: #1c140e;
  --cream-2: #271b12;
  --paper: #251a12;
  --ink: #f5e8d8;
  --ink-soft: #d7bfa6;
  --muted: #a98d72;
  --line: #3c2c1f;
  --accent: #fdba74;
  --ok: #4ade80;
  --shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, "Times New Roman", serif;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}

body {
  min-height: 100dvh;
  background-image:
    radial-gradient(circle at 12% 8%, rgba(194, 65, 12, 0.06), transparent 40%),
    radial-gradient(circle at 88% 92%, rgba(180, 83, 9, 0.07), transparent 42%);
}

.app {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: calc(var(--safe-top) + 14px) 16px calc(var(--safe-bottom) + 24px);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Topbar */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand-mark {
  flex: 0 0 auto;
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border-radius: 14px;
  background: linear-gradient(145deg, var(--terra), var(--terra-dark));
  color: #fff;
  box-shadow: var(--shadow);
}
.brand-text { min-width: 0; }
.brand-text h1 {
  margin: 0;
  font-size: 1.45rem;
  letter-spacing: 0.2px;
  color: var(--terra);
  line-height: 1.1;
}
[data-theme="dark"] .brand-text h1 { color: var(--terra-dark); }
.brand-text p {
  margin: 2px 0 0;
  font-size: 0.82rem;
  color: var(--muted);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}

.icon-btn {
  flex: 0 0 auto;
  width: 44px; height: 44px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink-soft);
  cursor: pointer;
  display: grid; place-items: center;
  transition: background .15s, transform .1s, border-color .15s;
}
.icon-btn:hover { background: var(--cream-2); border-color: var(--terra); }
.icon-btn:active { transform: scale(0.95); }
.i-moon { display: none; }
[data-theme="dark"] .i-sun { display: none; }
[data-theme="dark"] .i-moon { display: block; }

/* Cards */
.content { display: flex; flex-direction: column; gap: 16px; }
.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 16px;
  box-shadow: var(--shadow);
}
.card-title {
  margin: 0 0 10px;
  font-size: 1.12rem;
  color: var(--terra);
  letter-spacing: 0.2px;
}
[data-theme="dark"] .card-title { color: var(--terra-dark); }
.hint {
  margin: 0 0 12px;
  font-size: 0.85rem;
  color: var(--muted);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}
.hint code, code {
  background: var(--cream-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 1px 6px;
  font-size: 0.82em;
  color: var(--accent);
}
.muted { color: var(--muted); font-weight: normal; }

/* Fields */
.field-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink-soft);
  margin: 10px 0 6px;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}
.field-label:first-of-type { margin-top: 0; }

.text-input, .textarea, .num-input {
  width: 100%;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--cream);
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 11px 13px;
  font-size: 1rem;
  transition: border-color .15s, box-shadow .15s;
}
.textarea {
  resize: vertical;
  min-height: 130px;
  line-height: 1.5;
  font-variant-numeric: tabular-nums;
}
.text-input:focus, .textarea:focus, .num-input:focus {
  outline: none;
  border-color: var(--terra);
  box-shadow: 0 0 0 3px rgba(194, 65, 12, 0.18);
}

/* Button rows */
.row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

/* Buttons */
.btn {
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 10px;
  padding: 9px 14px;
  cursor: pointer;
  border: 1.5px solid transparent;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: background .15s, transform .1s, border-color .15s, color .15s;
  white-space: nowrap;
}
.btn:active { transform: scale(0.96); }
.btn:focus-visible { outline: 3px solid rgba(194, 65, 12, 0.4); outline-offset: 2px; }

.btn-primary {
  background: linear-gradient(145deg, var(--terra), var(--terra-dark));
  color: #fff;
}
.btn-primary:hover { filter: brightness(1.05); }

.btn-ghost {
  background: var(--cream-2);
  color: var(--ink-soft);
  border-color: var(--line);
}
.btn-ghost:hover { border-color: var(--terra); color: var(--terra); }

.btn-chip {
  background: var(--cream);
  color: var(--accent);
  border-color: var(--line);
  padding: 8px 12px;
  font-variant-numeric: tabular-nums;
}
.btn-chip:hover { border-color: var(--terra); background: var(--cream-2); }

/* Portions */
.portions-grid {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  flex-wrap: wrap;
}
.portion-field { flex: 1 1 120px; min-width: 110px; }
.num-input { text-align: center; font-variant-numeric: tabular-nums; font-size: 1.15rem; }
.arrow {
  flex: 0 0 auto;
  font-size: 1.5rem;
  color: var(--terra);
  padding-bottom: 8px;
}

.quick-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
}
.quick-label {
  font-size: 0.82rem;
  color: var(--muted);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  margin-right: 2px;
}
.factor-line {
  margin: 14px 0 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-variant-numeric: tabular-nums;
}

/* Result */
.result-card { background: linear-gradient(160deg, var(--paper), var(--cream-2)); }
.result-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}
.result-head .card-title { margin: 0; }
.btn-copy { flex: 0 0 auto; }

.output { display: flex; flex-direction: column; gap: 2px; }
.out-line {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 4px;
  border-bottom: 1px dashed var(--line);
  font-size: 1rem;
  line-height: 1.4;
}
.out-line:last-child { border-bottom: none; }
.out-qty {
  flex: 0 0 auto;
  font-weight: 700;
  color: var(--terra);
  font-variant-numeric: tabular-nums;
  min-width: 78px;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}
[data-theme="dark"] .out-qty { color: var(--terra-dark); }
.out-name { flex: 1 1 auto; word-break: break-word; }
.out-note {
  flex: 1 1 auto;
  color: var(--muted);
  word-break: break-word;
  font-style: italic;
}
.out-empty {
  color: var(--muted);
  font-style: italic;
  padding: 12px 4px;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}
.out-title {
  font-weight: 700;
  color: var(--ink);
  font-size: 1.05rem;
  padding: 4px 4px 8px;
  border-bottom: 2px solid var(--line);
  margin-bottom: 4px;
}
.out-sub {
  font-size: 0.82rem;
  color: var(--muted);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  padding: 0 4px 8px;
}

/* Footer */
.foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 0.8rem;
  color: var(--muted);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  padding: 4px 2px;
}
.foot-install { padding: 6px 12px; font-size: 0.82rem; }

/* Toast */
.toast {
  position: fixed;
  left: 50%;
  bottom: calc(var(--safe-bottom) + 22px);
  transform: translateX(-50%) translateY(16px);
  background: var(--ink);
  color: var(--cream);
  padding: 12px 18px;
  border-radius: 12px;
  font-size: 0.9rem;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  z-index: 50;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s, transform .25s;
  max-width: calc(100vw - 32px);
  text-align: center;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

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

@media (min-width: 560px) {
  .app { padding-left: 22px; padding-right: 22px; }
  .card { padding: 22px 22px; }
}