/* ── Google Fonts ─────────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@600&family=Inter:wght@300;400;500;600;700&display=swap');

/* ── Registered custom property (enables CSS transition on --hue) ─────────── */
@property --hue {
  syntax: '<number>';
  inherits: true;
  initial-value: 210;
}

/* ── Design tokens ────────────────────────────────────────────────────────── */
:root {
  --hue: 210;
  --sat: 72%;
  --lit: 57%;

  --accent:        hsl(var(--hue), var(--sat), var(--lit));
  --accent-bright: hsl(var(--hue), var(--sat), calc(var(--lit) + 14%));
  --accent-dim:    hsl(var(--hue), var(--sat), calc(var(--lit) - 16%));
  --accent-subtle: hsla(var(--hue), var(--sat), var(--lit), 0.11);
  --accent-border: hsla(var(--hue), var(--sat), var(--lit), 0.38);
  --accent-glow:   hsla(var(--hue), var(--sat), var(--lit), 0.22);

  /* Backgrounds derive from --hue at low saturation for full-theme immersion */
  --bg:        hsl(var(--hue), 18%, 6%);
  --surface:   hsl(var(--hue), 15%, 9%);
  --surface-2: hsl(var(--hue), 12%, 13%);
  --bg-input:  hsla(var(--hue), 22%, 5%, 0.55);
  --bg-hover:  hsla(var(--hue), 40%, 60%, 0.05);

  --border:    hsla(var(--hue), 30%, 65%, 0.08);
  --border-2:  hsla(var(--hue), 30%, 65%, 0.16);

  --text:      #dce4f0;
  --text-2:    #8a9ab8;
  --text-dim:  #48596e;

  --nav-h:     52px;
  --sidebar-w: 272px;
  --radius:    7px;
  --radius-sm: 4px;

  transition: --hue 0.55s ease;
}

/* ── Reset ────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 13.5px;
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ── Utility ──────────────────────────────────────────────────────────────── */
.d-none { display: none !important; }

/* ── Navbar ───────────────────────────────────────────────────────────────── */
.app-nav {
  position: sticky;
  top: 0;
  z-index: 200;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 22px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
}

.app-nav-brand {
  font-family: 'Cinzel', serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.05em;
  white-space: nowrap;
  transition: color 0.55s ease;
}

.app-nav-sub {
  font-size: 0.76rem;
  color: var(--text-dim);
  font-weight: 400;
  white-space: nowrap;
}

/* ── App shell layout ─────────────────────────────────────────────────────── */
.app-layout {
  display: flex;
  min-height: calc(100vh - var(--nav-h));
}

/* ── Sidebar ──────────────────────────────────────────────────────────────── */
.app-sidebar {
  width: var(--sidebar-w);
  min-width: var(--sidebar-w);
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 18px 14px 24px;
  position: sticky;
  top: var(--nav-h);
  height: calc(100vh - var(--nav-h));
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border-2) transparent;
}

/* ── Panel (sidebar cards) ────────────────────────────────────────────────── */
.panel {
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
}

.panel-header {
  padding: 7px 13px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--accent);
  border-bottom: 1px solid var(--border);
  transition: color 0.55s ease;
}

.panel-body {
  padding: 13px;
}

/* ── Field layout ─────────────────────────────────────────────────────────── */
.field { margin-bottom: 11px; }
.field:last-child { margin-bottom: 0; }

.field-label {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.74rem;
  color: var(--text-2);
  margin-bottom: 5px;
}

.field-label .tip {
  color: var(--text-dim);
  cursor: help;
  font-size: 0.82em;
  line-height: 1;
}

/* ── Form inputs (sidebar) ────────────────────────────────────────────────── */
.form-input {
  display: block;
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 6px 10px;
  font-size: 0.80rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.18s, box-shadow 0.18s;
  -moz-appearance: textfield;
}
.form-input::-webkit-outer-spin-button,
.form-input::-webkit-inner-spin-button { -webkit-appearance: none; }

.form-input:focus {
  border-color: var(--accent-border);
  box-shadow: 0 0 0 3px var(--accent-subtle);
}

select.form-input {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='11' height='7' viewBox='0 0 11 7'%3E%3Cpath d='M1 1l4.5 4.5L10 1' stroke='%238a9ab8' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 30px;
  cursor: pointer;
}
select.form-input option { background: #1a1d2e; }

/* ── Sidebar buttons ──────────────────────────────────────────────────────── */
.btn-load {
  display: block;
  width: 100%;
  margin-top: 9px;
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-sm);
  color: #fff;
  padding: 7px 14px;
  font-size: 0.80rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s, border-color 0.55s, background-color 0.55s;
  letter-spacing: 0.02em;
}
.btn-load:hover:not(:disabled) {
  background: var(--accent);
  box-shadow: 0 0 14px var(--accent-glow);
}
.btn-load:disabled { opacity: 0.32; cursor: not-allowed; }

.btn-calc {
  display: block;
  width: 100%;
  background: linear-gradient(135deg, var(--accent), var(--accent-bright));
  border: 1px solid var(--accent-bright);
  border-radius: var(--radius-sm);
  color: #fff;
  padding: 10px 14px;
  font-size: 0.83rem;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: box-shadow 0.2s, opacity 0.2s;
  margin-top: 4px;
}
.btn-calc:hover:not(:disabled) {
  box-shadow: 0 0 22px var(--accent-glow), 0 2px 8px rgba(0,0,0,0.4);
}
.btn-calc:disabled { opacity: 0.30; cursor: not-allowed; }

.load-status {
  font-size: 0.72rem;
  min-height: 1.2em;
  margin-top: 8px;
}
.load-status.ok  { color: #4ade80; }
.load-status.err { color: #f87171; }
.load-status.warn { color: #fbbf24; }

/* ── Main content ─────────────────────────────────────────────────────────── */
.app-main {
  flex: 1;
  min-width: 0;
  padding: 22px 24px 40px;
  overflow-x: auto;
}

/* ── Empty / loading states ───────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 80px 20px;
  color: var(--text-dim);
}

.empty-glyph {
  font-size: 2.8rem;
  line-height: 1;
  margin-bottom: 14px;
  opacity: 0.25;
}

.empty-state p { font-size: 0.88rem; }
.empty-state strong { color: var(--text-2); }

.loading-state {
  text-align: center;
  padding: 80px 20px;
}

.spinner {
  width: 34px;
  height: 34px;
  border: 3px solid var(--border-2);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.65s linear infinite;
  margin: 0 auto 16px;
  transition: border-top-color 0.55s ease;
}

@keyframes spin { to { transform: rotate(360deg); } }

.loading-msg { font-size: 0.80rem; color: var(--text-2); }

/* ── Spell section header ─────────────────────────────────────────────────── */
.section-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
}

.section-title {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
}

.section-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.input-search {
  background: var(--bg-input);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 5px 10px;
  font-size: 0.78rem;
  font-family: inherit;
  width: 180px;
  outline: none;
  transition: border-color 0.18s, box-shadow 0.18s;
}
.input-search::placeholder { color: var(--text-dim); }
.input-search:focus {
  border-color: var(--accent-border);
  box-shadow: 0 0 0 3px var(--accent-subtle);
}

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border-2);
  color: var(--text-2);
  border-radius: var(--radius-sm);
  padding: 5px 12px;
  font-size: 0.76rem;
  font-family: inherit;
  cursor: pointer;
  transition: border-color 0.18s, color 0.18s, background 0.18s;
  white-space: nowrap;
}
.btn-ghost:hover {
  border-color: var(--accent-border);
  color: var(--accent-bright);
  background: var(--accent-subtle);
}

/* ── Spell table ──────────────────────────────────────────────────────────── */
.info-notice {
  font-size: 0.72rem;
  color: var(--text-2);
  background: hsla(var(--hue), 30%, 50%, 0.07);
  border: 1px solid hsla(var(--hue), 30%, 50%, 0.15);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  margin-bottom: 12px;
  line-height: 1.5;
}

.table-scroll { overflow-x: auto; }

.spell-list {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.spell-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color 0.15s;
}

.spell-card:hover { border-color: var(--border-2); }

.spell-card.row-expanded { border-color: var(--accent-border); transition: border-color 0.55s ease; }

.spell-card.row-disabled .spell-main-inner { opacity: 0.35; }

.spell-card-main {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 12px;
  cursor: pointer;
}

.spell-card-main:hover,
.spell-card.row-expanded .spell-card-main { background: var(--bg-hover); }

.spell-main-inner {
  flex: 1;
  display: flex;
  align-items: flex-start;
  gap: 10px 16px;
  flex-wrap: wrap;
  min-width: 0;
}

.spell-info {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1 1 200px;
  min-width: 0;
  padding-top: 2px;
}

.lvl-badge {
  font-size: 0.72rem;
  color: var(--text-dim);
  flex-shrink: 0;
}

.spell-fields {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  align-items: flex-end;
  min-width: 0;
}

.spell-field {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.spell-field-lbl {
  font-size: 0.64rem;
  color: var(--text-2);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

/* ── Spell icon ───────────────────────────────────────────────────────────── */
.spell-icon {
  width: 28px;
  height: 28px;
  border-radius: 4px;
  vertical-align: middle;
  display: none;
  border: 1px solid rgba(255,255,255,0.14);
  background: var(--surface-2);
}

.spell-icon[src]:not([src="#"]):not([src=""]) { display: inline-block; }

/* ── Custom checkbox ──────────────────────────────────────────────────────── */
.spell-check {
  appearance: none;
  -webkit-appearance: none;
  width: 15px;
  height: 15px;
  border: 2px solid var(--border-2);
  border-radius: 3px;
  background: var(--bg-input);
  cursor: pointer;
  position: relative;
  vertical-align: middle;
  flex-shrink: 0;
  transition: background 0.15s, border-color 0.15s;
}
.spell-check:checked {
  background: var(--accent);
  border-color: var(--accent);
  transition: background 0.55s, border-color 0.55s;
}
.spell-check:checked::after {
  content: '';
  position: absolute;
  left: 2px; top: -1px;
  width: 7px; height: 11px;
  border: 2px solid #fff;
  border-top: none;
  border-left: none;
  transform: rotate(43deg);
}

/* ── Spell name ───────────────────────────────────────────────────────────── */
.spell-name { font-size: 0.82rem; }
.spell-name.is-aa { color: #67e8f9; }

/* ── Type badges ──────────────────────────────────────────────────────────── */
.tbadge {
  display: inline-block;
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  line-height: 1.4;
}
.tbadge-st  { background: rgba(100,116,139,0.20); color: #94a3b8; border: 1px solid rgba(100,116,139,0.28); }
.tbadge-enc { background: rgba(59,130,246,0.18);  color: #60a5fa; border: 1px solid rgba(59,130,246,0.32); }
.tbadge-aoe { background: rgba(239,68,68,0.18);   color: #f87171; border: 1px solid rgba(239,68,68,0.32); }

.aa-badge {
  display: inline-block;
  padding: 1px 5px;
  font-size: 0.60rem;
  font-weight: 700;
  background: rgba(34,211,238,0.15);
  color: #67e8f9;
  border: 1px solid rgba(34,211,238,0.28);
  border-radius: 3px;
  letter-spacing: 0.05em;
  vertical-align: middle;
  margin-left: 5px;
}

/* ── Table inputs (spell row) ─────────────────────────────────────────────── */
.num-sm { width: 80px; min-width: 60px; }
.num-xs { width: 60px; min-width: 48px; }

.tbl-input {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--text);
  padding: 3px 6px;
  font-size: 0.76rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
  -moz-appearance: textfield;
  width: 100%;
}
.tbl-input::-webkit-outer-spin-button,
.tbl-input::-webkit-inner-spin-button { -webkit-appearance: none; }
.tbl-input:focus { border-color: var(--accent-border); }

/* ── Spell expand ─────────────────────────────────────────────────────────── */
.spell-expand {
  background: rgba(0,0,0,0.28);
  border-top: 1px solid var(--border);
  padding: 10px 14px;
}

.aa-note {
  width: 100%;
  font-size: 0.73rem;
  color: #67e8f9;
  margin-bottom: 10px;
  padding: 6px 11px;
  background: rgba(34,211,238,0.06);
  border-left: 2px solid rgba(34,211,238,0.38);
  border-radius: 2px;
  line-height: 1.5;
}

.btn-clear {
  background: transparent;
  border: 1px solid var(--border-2);
  color: var(--text-2);
  border-radius: 3px;
  padding: 4px 10px;
  font-size: 0.73rem;
  font-family: inherit;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}
.btn-clear:hover { border-color: rgba(239,68,68,0.45); color: #f87171; }

/* ── Results section ──────────────────────────────────────────────────────── */
.results-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 26px 0 16px;
}

.results-title {
  font-size: 0.84rem;
  font-weight: 600;
  margin-bottom: 13px;
}

.results-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.80rem;
}

.results-table thead th {
  background: var(--surface);
  color: var(--text-2);
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 9px 10px;
  border-bottom: 2px solid var(--accent-border);
  white-space: nowrap;
  transition: border-color 0.55s ease;
}

.results-table tbody td {
  padding: 7px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  white-space: nowrap;
}

/* DPS gradient bar using accent color */
.results-table tbody tr.dps-row {
  background: linear-gradient(
    to right,
    var(--accent-subtle) var(--bar-pct),
    transparent var(--bar-pct)
  );
}
.results-table tbody tr.dps-row:hover {
  background: linear-gradient(
    to right,
    hsla(var(--hue), var(--sat), var(--lit), 0.20) var(--bar-pct),
    rgba(255,255,255,0.02) var(--bar-pct)
  );
}

.dps-value { font-weight: 700; color: var(--accent-bright); transition: color 0.55s ease; }
.dps-rel   { font-size: 0.73rem; color: var(--text-dim); }

/* ── Muted table text ─────────────────────────────────────────────────────── */
.td-muted { color: var(--text-2); }

/* ── Scrollbar ────────────────────────────────────────────────────────────── */
::-webkit-scrollbar           { width: 5px; height: 5px; }
::-webkit-scrollbar-track     { background: transparent; }
::-webkit-scrollbar-thumb     { background: var(--border-2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-border); }

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .app-layout { flex-direction: column; }
  .app-sidebar {
    width: 100%; min-width: 0;
    height: auto;
    position: static;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
}