/* ---------- tokens ---------- */
:root {
  --bg: #0a0a0b;
  --bg-elev: #131316;
  --bg-elev-2: #1b1b1f;
  --fg: #f4f3ef;
  --fg-dim: #8d8d94;
  --border: rgba(255, 255, 255, 0.09);
  --accent: #c8ff4d;
  --accent-dim: #8fb837;
  --warn: #ff6b5d;

  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;

  --cat-0: #c8ff4d;
  --cat-1: #5dd9ff;
  --cat-2: #ff8f6b;
  --cat-3: #c19bff;
  --cat-4: #ffd166;
  --cat-5: #ff6ba0;
  --cat-6: #6bffb0;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 { font-family: var(--font-display); margin: 0; }

a { color: inherit; }

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

#bg-scene {
  position: fixed;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.55;
}

main, header, footer { position: relative; z-index: 1; }

/* ---------- topbar ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 1.5rem clamp(1.25rem, 5vw, 3.5rem);
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  text-decoration: none;
  color: var(--fg);
  letter-spacing: -0.02em;
}

.topbar__link {
  font-size: 0.85rem;
  color: var(--fg-dim);
  text-decoration: none;
  border: 1px solid var(--border);
  padding: 0.5rem 1rem;
  border-radius: 999px;
  transition: border-color 0.2s, color 0.2s;
}
.topbar__link:hover { border-color: var(--accent); color: var(--accent); }

.topbar__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.edit-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--fg-dim);
  background: transparent;
  border: 1px solid var(--border);
  padding: 0.5rem 1rem;
  border-radius: 999px;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.edit-toggle:hover { border-color: rgba(255, 255, 255, 0.25); color: var(--fg); }

.edit-toggle__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--fg-dim);
  transition: background 0.2s;
}

.edit-toggle.is-active {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(200, 255, 77, 0.08);
}
.edit-toggle.is-active .edit-toggle__dot { background: var(--accent); }

/* ---------- editable copy ---------- */
body.edit-mode [data-copy-key] {
  outline: 1px dashed rgba(200, 255, 77, 0.4);
  outline-offset: 4px;
  border-radius: 4px;
  cursor: text;
}
body.edit-mode [data-copy-key]:focus {
  outline: 1px solid var(--accent);
  background: rgba(200, 255, 77, 0.06);
}

/* ---------- hero ---------- */
.hero {
  min-height: 82vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 2rem clamp(1.25rem, 5vw, 3.5rem);
  max-width: 900px;
}

.hero__eyebrow {
  color: var(--accent);
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
  margin: 0 0 0.75rem;
}

.hero__title {
  font-size: clamp(3.5rem, 13vw, 8.5rem);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero__num { color: var(--accent); }

.hero__sub {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--fg-dim);
  max-width: 620px;
  margin: 0 0 2rem;
}

.hero__cta {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.05rem;
  color: var(--fg);
  text-decoration: none;
  border-bottom: 2px solid var(--accent);
  padding-bottom: 0.15rem;
  transition: opacity 0.2s;
}
.hero__cta:hover { opacity: 0.7; }

/* ---------- calculator shell ---------- */
.calculator {
  max-width: 1100px;
  margin: 0 auto;
  padding: 4rem clamp(1.25rem, 5vw, 3.5rem) 6rem;
}

.calc__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.calc__head h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  letter-spacing: -0.02em;
}

/* ---------- edit panel ---------- */
.edit-panel {
  background: rgba(200, 255, 77, 0.06);
  border: 1px solid rgba(200, 255, 77, 0.25);
  border-radius: 16px;
  padding: 1.25rem clamp(1rem, 3vw, 1.75rem);
  margin-bottom: 1.75rem;
}

.edit-panel__hint {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  color: var(--fg-dim);
}

.edit-panel__settings {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem;
}

.edit-panel__field {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--fg-dim);
}

.edit-panel__field input {
  width: 3.4rem;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--fg);
  font-family: var(--font-display);
  font-size: 0.95rem;
  padding: 0.35rem 0.4rem;
  text-align: center;
}
.edit-panel__field input:focus { outline: none; border-color: var(--accent); }
.edit-panel__field input::-webkit-outer-spin-button,
.edit-panel__field input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

.edit-panel__reset {
  margin-left: auto;
  background: transparent;
  border: 1px solid rgba(255, 107, 93, 0.35);
  color: var(--warn);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  transition: background 0.2s;
}
.edit-panel__reset:hover { background: rgba(255, 107, 93, 0.12); }

.edit-panel__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(200, 255, 77, 0.15);
}

.edit-panel__btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--fg-dim);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  transition: border-color 0.2s, color 0.2s;
}
.edit-panel__btn:hover { border-color: var(--accent); color: var(--accent); }

.edit-panel__status {
  font-size: 0.78rem;
  color: var(--accent);
}
.edit-panel__status.is-error { color: var(--warn); }

.mode-toggle {
  display: inline-flex;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.25rem;
}

.mode-toggle__btn {
  border: none;
  background: transparent;
  color: var(--fg-dim);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  transition: background 0.25s, color 0.25s;
}

.mode-toggle__btn.is-active {
  background: var(--accent);
  color: #0a0a0b;
}

/* ---------- quick grid / category cards ---------- */
.quick-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.category-card {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 0.9rem 1rem;
  transition: border-color 0.25s, transform 0.25s;
}

.category-card:hover {
  border-color: rgba(255, 255, 255, 0.2);
}

.category-card__reorder {
  display: none;
  flex-direction: column;
  flex-shrink: 0;
  gap: 2px;
}
body.edit-mode .category-card__reorder { display: flex; }

.category-card__move {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 22px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--fg-dim);
  font-size: 0.6rem;
  line-height: 1;
  padding: 0;
  transition: border-color 0.15s, color 0.15s;
}
.category-card__move:hover { border-color: var(--accent); color: var(--accent); }
.category-card__move:disabled { opacity: 0.3; cursor: default; }
.category-card__move:disabled:hover { border-color: var(--border); color: var(--fg-dim); }

.category-card__swatch {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  flex-shrink: 0;
  border: none;
  padding: 0;
}
body.edit-mode .category-card__swatch {
  cursor: pointer;
  box-shadow: 0 0 0 3px transparent;
  transition: box-shadow 0.2s;
}
body.edit-mode .category-card__swatch:hover {
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.15);
}

.category-card__name {
  flex: 1;
  min-width: 0;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 6px;
  color: var(--fg);
  padding: 0.2rem 0.35rem;
  margin: -0.2rem -0.35rem;
}
.category-card__name:read-only { cursor: default; }
body.edit-mode .category-card__name:not(:read-only) {
  border-color: var(--border);
  background: var(--bg-elev-2);
  cursor: text;
}
body.edit-mode .category-card__name:not(:read-only):focus {
  outline: none;
  border-color: var(--accent);
}

.category-card__input-wrap {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  flex-shrink: 0;
}

.category-card__input {
  width: 2.9rem;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--fg);
  font-family: var(--font-display);
  font-size: 1rem;
  padding: 0.4rem 0.4rem;
  text-align: right;
}
.category-card__input:focus {
  outline: none;
  border-color: var(--accent);
}
/* remove number spinners */
.category-card__input::-webkit-outer-spin-button,
.category-card__input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.category-card__input[type="number"] { -moz-appearance: textfield; }

.category-card__unit {
  font-size: 0.72rem;
  color: var(--fg-dim);
}

.category-card__remove {
  display: none;
  background: transparent;
  border: none;
  color: var(--fg-dim);
  font-size: 1.1rem;
  line-height: 1;
  padding: 0.2rem;
  flex-shrink: 0;
  transition: color 0.2s;
}
.category-card__remove:hover { color: var(--warn); }
body.edit-mode .category-card__remove { display: block; }

.add-category {
  background: transparent;
  border: 1px dashed var(--border);
  color: var(--fg-dim);
  border-radius: 14px;
  padding: 0.85rem 1.2rem;
  font-size: 0.9rem;
  width: 100%;
  transition: border-color 0.2s, color 0.2s;
  margin-bottom: 3rem;
}
.add-category:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- color popover ---------- */
.color-popover {
  position: absolute;
  z-index: 20;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.6rem;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
}

.color-popover__swatch {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid transparent;
  padding: 0;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.15s;
}
.color-popover__swatch:hover { transform: scale(1.12); }
.color-popover__swatch.is-selected { border-color: var(--fg); }

/* ---------- detailed table ---------- */
.detailed-wrap { margin-bottom: 3rem; }

.detailed-scroll {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--bg-elev);
  margin-bottom: 1rem;
}

.detailed-table {
  border-collapse: collapse;
  width: 100%;
  min-width: 640px;
}

.detailed-table th,
.detailed-table td {
  padding: 0.75rem 0.6rem;
  text-align: center;
  font-size: 0.85rem;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.detailed-table thead th {
  color: var(--fg-dim);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.detailed-table__reorder {
  width: 0;
  padding: 0 !important;
}

.detailed-table__reorder-group {
  display: none;
  gap: 2px;
}
body.edit-mode .detailed-table__reorder-group { display: inline-flex; }

.detailed-table__reorder-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--fg-dim);
  font-size: 0.55rem;
  padding: 0;
}
.detailed-table__reorder-btn:hover { border-color: var(--accent); color: var(--accent); }
.detailed-table__reorder-btn:disabled { opacity: 0.3; cursor: default; }

.detailed-table__cat {
  text-align: left !important;
  min-width: 150px;
  position: sticky;
  left: 0;
  background: var(--bg-elev);
}

.detailed-table__cat-cell {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-align: left;
}

.detailed-table__swatch-btn {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: none;
  padding: 0;
  flex-shrink: 0;
}
body.edit-mode .detailed-table__swatch-btn { cursor: pointer; }

.detailed-table__name-input {
  flex: 1;
  min-width: 70px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--fg);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 0.15rem 0.3rem;
}
body.edit-mode .detailed-table__name-input:not(:read-only) {
  background: var(--bg-elev-2);
  border-color: var(--border);
  cursor: text;
}
body.edit-mode .detailed-table__name-input:not(:read-only):focus {
  outline: none;
  border-color: var(--accent);
}

.detailed-table__row-total {
  font-family: var(--font-display);
  color: var(--accent);
  font-weight: 600;
}

.detailed-table input[type="number"] {
  width: 3rem;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--fg);
  font-family: var(--font-display);
  text-align: center;
  padding: 0.3rem;
}
.detailed-table input[type="number"]:focus {
  outline: none;
  border-color: var(--accent);
}
.detailed-table input::-webkit-outer-spin-button,
.detailed-table input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.detailed-table__remove {
  visibility: hidden;
  background: transparent;
  border: none;
  color: var(--fg-dim);
  font-size: 1rem;
}
.detailed-table__remove:hover { color: var(--warn); }
body.edit-mode .detailed-table__remove { visibility: visible; }

/* ---------- results ---------- */
.results {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 3rem;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: clamp(1.5rem, 4vw, 3rem);
  margin-bottom: 2.5rem;
}

.results__ring {
  position: relative;
  width: 220px;
  height: 220px;
  flex-shrink: 0;
  margin: 0 auto;
}

.ring-svg { width: 100%; height: 100%; transform: rotate(-90deg); }

.ring-track {
  fill: none;
  stroke: var(--bg-elev-2);
  stroke-width: 14;
}

.ring-fill {
  fill: none;
  stroke: var(--accent);
  stroke-width: 14;
  stroke-linecap: round;
  stroke-dasharray: 603.19;
  stroke-dashoffset: 0;
  transition: stroke 0.3s;
}

.ring-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.ring-center__num {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  line-height: 1;
}

.ring-center__label {
  font-size: 0.75rem;
  color: var(--fg-dim);
  margin-top: 0.35rem;
}

.results__stats {
  flex: 1;
  min-width: 260px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem 2rem;
}

.stat__num {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--fg);
}

.stat__label {
  font-size: 0.8rem;
  color: var(--fg-dim);
}

.results__warning {
  width: 100%;
  color: var(--warn);
  font-size: 0.9rem;
  font-weight: 500;
  background: rgba(255, 107, 93, 0.1);
  border: 1px solid rgba(255, 107, 93, 0.3);
  border-radius: 12px;
  padding: 0.85rem 1.1rem;
}

/* ---------- day chart header / type toggle ---------- */
.daychart-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
}

.daychart-head__title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--fg-dim);
  letter-spacing: -0.01em;
}

.chart-toggle {
  display: inline-flex;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.2rem;
}

.chart-toggle__btn {
  border: none;
  background: transparent;
  color: var(--fg-dim);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  transition: background 0.25s, color 0.25s;
}
.chart-toggle__btn.is-active { background: var(--accent); color: #0a0a0b; }

/* ---------- day bars ---------- */
.daybars {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.75rem;
  align-items: end;
  min-height: 160px;
  padding: 1.5rem clamp(0.5rem, 2vw, 1.5rem);
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 24px;
}

.daybars.chart--pie,
.daybars.chart--pictogram {
  display: flex;
  align-items: center;
}

.daybar {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  height: 100%;
  gap: 0.5rem;
}

.daybar__track {
  width: 100%;
  max-width: 34px;
  flex: 1;
  display: flex;
  align-items: flex-end;
  background: var(--bg-elev-2);
  border-radius: 8px;
  overflow: hidden;
}

.daybar__fill {
  width: 100%;
  background: linear-gradient(180deg, var(--accent), var(--accent-dim));
  border-radius: 8px;
  height: 0%;
}

.daybar__label {
  font-size: 0.7rem;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.daybar__value {
  font-family: var(--font-display);
  font-size: 0.78rem;
  color: var(--fg);
}

/* ---------- pie chart ---------- */
.piechart {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(1.5rem, 4vw, 3rem);
  width: 100%;
}

.piechart__disc {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  flex-shrink: 0;
  margin: 0 auto;
}

.piechart__legend {
  flex: 1;
  min-width: 200px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 0.6rem 1rem;
}

.piechart__item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--fg-dim);
}

.piechart__swatch {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}

.piechart__item strong {
  color: var(--fg);
  font-family: var(--font-display);
  font-weight: 600;
}

/* ---------- pictogram chart ---------- */
.pictogram {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  width: 100%;
}

.pictogram__row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.pictogram__label {
  width: 34px;
  flex-shrink: 0;
  font-size: 0.7rem;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.pictogram__cells {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  flex: 1;
}

.pictogram__cell {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  background: var(--bg-elev-2);
}
.pictogram__cell.is-filled { background: var(--accent); }

.pictogram__value {
  width: 42px;
  flex-shrink: 0;
  text-align: right;
  font-family: var(--font-display);
  font-size: 0.78rem;
  color: var(--fg);
}

/* ---------- about / footer ---------- */
.about {
  max-width: 620px;
  margin: 0 auto 2rem;
  padding: 0 clamp(1.25rem, 5vw, 3.5rem);
  text-align: center;
  color: var(--fg-dim);
  font-size: 0.9rem;
}

.footer {
  text-align: center;
  padding: 2.5rem 1.25rem 3.5rem;
  color: var(--fg-dim);
  font-size: 0.8rem;
}
.footer a { color: var(--fg-dim); text-decoration: underline; text-underline-offset: 2px; }
.footer a:hover { color: var(--accent); }

/* ---------- reveal animation base state ---------- */
.reveal { opacity: 1; }

/* ---------- responsive ---------- */
@media (max-width: 640px) {
  .results { flex-direction: column; }
  .results__stats { grid-template-columns: 1fr 1fr; }
  .daybars.chart--bar { height: 130px; }
  .edit-panel__reset { margin-left: 0; }
  .topbar__actions { gap: 0.5rem; }
  .edit-toggle { padding: 0.45rem 0.75rem; font-size: 0.78rem; }

  /* iOS Safari auto-zooms on focus into any input under 16px — keep
     every editable field at or above that threshold on small screens. */
  .category-card__name,
  .edit-panel__field input,
  .detailed-table input[type="number"],
  .detailed-table__name-input {
    font-size: 16px;
  }

  /* bigger touch targets for icon-only controls in edit mode */
  .category-card__swatch { width: 22px; height: 22px; }
  .category-card__move { width: 34px; height: 28px; font-size: 0.7rem; }
  .category-card__remove { padding: 0.5rem; font-size: 1.25rem; }
  .detailed-table__swatch-btn { width: 18px; height: 18px; }
  .detailed-table__reorder-btn { width: 28px; height: 28px; font-size: 0.65rem; }
  .detailed-table__remove { padding: 0.5rem; font-size: 1.15rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}