:root {
  color-scheme: light;
  --bg: #f5f5f6;
  --bg-layer-1: rgba(211, 155, 61, 0.12);
  --bg-layer-2: rgba(58, 61, 68, 0.08);
  --surface: rgba(255, 255, 255, 0.94);
  --surface-strong: #ffffff;
  --surface-muted: #f7f7f8;
  --text: #2f3136;
  --muted: #6c717c;
  --line: rgba(47, 49, 54, 0.14);
  --line-strong: rgba(47, 49, 54, 0.24);
  --accent: #d39b3d;
  --accent-soft: rgba(211, 155, 61, 0.14);
  --danger: #be3a3a;
  --radius-lg: 16px;
  --radius-md: 12px;
  --shadow: 0 24px 52px rgba(26, 28, 34, 0.11);
  --font: "SF Pro Display", "Avenir Next", "Helvetica Neue", "Segoe UI", sans-serif;
}

html[data-theme='dark'] {
  color-scheme: dark;
  --bg: #17191d;
  --bg-layer-1: rgba(211, 155, 61, 0.22);
  --bg-layer-2: rgba(255, 255, 255, 0.06);
  --surface: rgba(42, 45, 51, 0.92);
  --surface-strong: rgba(50, 54, 62, 0.96);
  --surface-muted: rgba(58, 62, 71, 0.6);
  --text: #f2f3f5;
  --muted: #b8bdc7;
  --line: rgba(255, 255, 255, 0.13);
  --line-strong: rgba(255, 255, 255, 0.24);
  --danger: #ff8a8a;
  --shadow: 0 24px 52px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; min-height: 100%; }

body {
  min-height: 100dvh;
  color: var(--text);
  font-family: var(--font);
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(circle at 14% -8%, var(--bg-layer-1), transparent 40%),
    radial-gradient(circle at 89% 4%, var(--bg-layer-2), transparent 46%),
    linear-gradient(180deg, var(--bg), color-mix(in srgb, var(--bg) 91%, #ffffff 9%));
}

.is-hidden { display: none !important; }

.page-shell {
  flex: 1 1 auto;
  width: min(100%, 980px);
  margin: 0 auto;
  padding: max(16px, env(safe-area-inset-top)) 14px max(24px, env(safe-area-inset-bottom));
  display: grid;
  gap: 12px;
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  padding: 14px;
}

.hero-card { display: grid; gap: 10px; }
.hero-head { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 12px; }
.hero-brand { grid-column: 2; display: flex; align-items: center; justify-content: center; min-height: 56px; }
.hero-logo { width: min(78vw, 290px); max-width: 100%; height: auto; }
.logo-light { display: none; }
html[data-theme='dark'] .logo-dark { display: none; }
html[data-theme='dark'] .logo-light { display: block; }

.hero-actions { display: inline-flex; gap: 8px; grid-column: 3; justify-self: end; }

.icon-btn,
.primary-btn,
.secondary-btn,
input,
select,
textarea {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  color: var(--text);
  font: inherit;
}

.icon-btn {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}
.icon-btn svg { width: 20px; height: 20px; }

.hero-copy h1,
.section-head h2 { margin: 0; font-size: 1.08rem; }
.hero-copy p,
.meta { margin: 4px 0 0; font-size: 0.86rem; color: var(--muted); }

.controls-card { display: grid; gap: 10px; }
.controls-grid,
.fields-grid,
.form-actions,
.items-list { display: grid; gap: 8px; }
.item-form .form-actions { margin-top: 8px; gap: 10px; }

label {
  display: grid;
  gap: 6px;
  font-size: 0.82rem;
  color: color-mix(in srgb, var(--text) 78%, var(--muted) 22%);
}

input,
select,
textarea {
  max-width: 100%;
}

input:not([type='checkbox']):not([type='radio']),
select,
textarea {
  width: 100%;
  min-width: 0;
  min-height: 40px;
  padding: 9px 11px;
  font-size: 0.92rem;
  line-height: 1.2;
  appearance: none;
}

textarea {
  min-height: 70px;
  resize: vertical;
  padding-top: 10px;
  padding-bottom: 10px;
}

input[type='date'],
input[type='time'],
input[type='datetime-local'] {
  max-width: 100%;
  width: 100%;
}

.primary-btn,
.secondary-btn {
  min-height: 40px;
  padding: 0 12px;
  font-weight: 620;
  cursor: pointer;
}

.primary-btn {
  border-color: color-mix(in srgb, var(--accent) 58%, var(--line-strong) 42%);
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 30%, var(--surface-strong) 70%), var(--surface-strong));
}

.secondary-btn { background: var(--surface-muted); }
.controls-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.controls-actions .secondary-btn { width: auto; padding-inline: 14px; }
.category-menus {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px;
}
.category-menu-btn {
  min-height: 36px;
  padding: 0 12px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  background: var(--surface-muted);
  color: var(--text);
  font: inherit;
  font-weight: 620;
  cursor: pointer;
}
.category-menu-btn.is-active {
  border-color: color-mix(in srgb, var(--accent) 58%, var(--line-strong) 42%);
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 30%, var(--surface-strong) 70%), var(--surface-strong));
}
.history-controls {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.mini-inline-btn {
  min-height: 34px;
  padding: 0 11px;
}
.section-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; }

.item-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  padding: 10px;
  display: grid;
  gap: 8px;
}

.item-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}

.item-title { margin: 0; font-size: 0.95rem; }
.item-sub { margin: 3px 0 0; font-size: 0.78rem; color: var(--muted); }
.item-note {
  margin: 5px 0 0;
  font-size: 0.78rem;
  color: color-mix(in srgb, var(--text) 78%, var(--muted) 22%);
}

.qty-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.qty-pill {
  min-width: 62px;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.82rem;
  background: color-mix(in srgb, var(--surface-muted) 72%, transparent 28%);
}

.mini-btn {
  min-height: 30px;
  padding: 0 10px;
  border-radius: 10px;
  border: 1px solid var(--line-strong);
  background: var(--surface-muted);
  color: var(--text);
  font-size: 0.76rem;
  cursor: pointer;
}

.item-actions {
  display: inline-flex;
  gap: 6px;
  flex-wrap: wrap;
}

.items-category {
  display: grid;
  gap: 8px;
}

.items-category-title {
  margin: 0;
  font-size: 0.84rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--muted);
}

.danger-btn {
  border-color: color-mix(in srgb, var(--danger) 56%, var(--line-strong) 44%);
  color: var(--danger);
}

.feedback { margin: 0; min-height: 18px; font-size: 0.78rem; color: var(--muted); }
.feedback.is-error { color: var(--danger); }

.legal-note {
  margin: 0;
  text-align: center;
  font-size: 0.64rem;
  color: color-mix(in srgb, var(--muted) 74%, var(--text) 26%);
  padding: 8px 12px calc(8px + env(safe-area-inset-bottom));
}

@media (max-width: 760px) {
  .fields-grid.two {
    grid-template-columns: minmax(0, 1fr);
  }

  input:not([type='checkbox']):not([type='radio']),
  select,
  textarea,
  button {
    font-size: 16px;
    min-height: 40px;
  }

  .mini-inline-btn,
  .mini-btn {
    min-height: 34px;
  }
}

@media (min-width: 760px) {
  .page-shell { padding-inline: 20px; }
  .fields-grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form-actions { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}