/* ───────────────────────────────────────────
   PC BUILDER PRO — STYLE
   ─────────────────────────────────────────── */

:root {
  --bg: var(--ui-bg);
  --bg2: var(--ui-surface-2);
  --surface: var(--ui-surface);
  --surface2: var(--ui-surface-3);
  --border: var(--ui-border);
  --border-hover: var(--ui-border-strong);
  --text: var(--ui-text);
  --muted: var(--ui-muted);
  --accent: var(--ui-accent);
  --accent2: var(--ui-accent-2);
  --cyan: #00cec9;
  --ok: var(--ui-ok);
  --warn: var(--ui-warn);
  --fail: var(--ui-danger);
  --radius: var(--ui-radius);
  --radius-sm: var(--ui-radius-sm);
  --shadow: var(--ui-shadow);
}

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

body {
  font-family: var(--ui-font);
  background: radial-gradient(circle at 15% 10%, rgba(var(--ui-accent-rgb),0.08), transparent 40%),
              radial-gradient(circle at 85% 5%, rgba(0,206,201,0.06), transparent 35%),
              var(--bg);
  color: var(--text);
  min-height: calc(100vh - var(--ui-bar-h, 0px));
  padding: 24px;
}

h1,h2 { font-family: var(--ui-font); letter-spacing: -0.02em; }
a { color: inherit; text-decoration: none; }
button,input,textarea,select { font: inherit; }

.ambient {
  position: fixed;
  width: 350px; height: 350px;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  z-index: -1;
}

.a1 { background: rgba(var(--ui-accent-rgb),0.12); left: -120px; top: 80px; }
.a2 { background: rgba(0,206,201,0.10); right: -120px; top: 20px; }

/* ── TOPBAR ── */
.topbar {
  max-width: 1400px;
  margin: 0 auto 20px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
}

.eyebrow {
  color: var(--accent2);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.72rem;
  font-weight: 700;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}

h1 {
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  margin-bottom: 6px;
}

h1 .accent { color: var(--accent2); }

.subtitle { color: var(--muted); font-size: 0.92rem; max-width: 700px; }

.topbar-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  color: var(--text);
  background: transparent;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.88rem;
  transition: 0.2s;
}

.btn:hover { filter: brightness(1.1); transform: translateY(-1px); }
.btn-ghost { border-color: var(--border-hover); background: rgba(255,255,255,0.02); }
.btn-solid { background: linear-gradient(135deg, var(--accent), var(--accent2)); color: #fff; }
.btn-amazon { background: linear-gradient(135deg, #ff9900, #ff6600); color: #fff; }
.btn-amazon:disabled { opacity: 0.4; cursor: not-allowed; filter: none; transform: none; }
.btn-accent { background: linear-gradient(135deg, var(--cyan), #00b894); color: #052f27; font-weight: 800; }
.full-width { width: 100%; justify-content: center; min-height: 48px; font-size: 0.95rem; }

/* ── LAYOUT ── */
.layout {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 16px;
  align-items: start;
}

.panel {
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0)), var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}

.panel h2 {
  font-size: 1.05rem;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel h2 i { color: var(--accent2); font-size: 0.95rem; }

/* ── WIZARD PANEL ── */
.wizard-panel {
  position: sticky;
  top: calc(var(--ui-bar-h) + 24px);
  max-height: calc(100vh - 48px - var(--ui-bar-h));
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--surface2) transparent;
}

.wizard-block {
  margin-bottom: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
}

.wizard-block:last-of-type { border-bottom: 0; }

.block-label {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}

.block-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.block-header .block-label { margin-bottom: 0; }

.budget-value {
  font-family: var(--ui-font); letter-spacing: -0.02em;
  font-size: 1.3rem;
  color: var(--cyan);
}

/* ── PROFILE BUTTONS ── */
.profile-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.profile-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 14px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
  color: var(--text);
  cursor: pointer;
  transition: 0.25s;
  text-align: center;
}

.profile-btn i { font-size: 1.4rem; color: var(--muted); transition: color 0.25s; }
.profile-btn span { font-weight: 700; font-size: 0.88rem; }
.profile-btn small { color: var(--muted); font-size: 0.72rem; }

.profile-btn:hover { border-color: var(--border-hover); background: rgba(255,255,255,0.04); }

.profile-btn.active {
  border-color: rgba(var(--ui-accent-rgb),0.4);
  background: rgba(var(--ui-accent-rgb),0.08);
}

.profile-btn.active i { color: var(--accent2); }

/* ── BRAND GRID ── */
.brand-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 8px;
}

.brand-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 10px 6px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
  color: var(--text);
  cursor: pointer;
  transition: 0.25s;
  text-align: center;
}

.brand-btn i { font-size: 1.1rem; color: var(--muted); transition: color 0.25s; }
.brand-btn span { font-weight: 600; font-size: 0.76rem; }

.brand-btn:hover { border-color: var(--border-hover); background: rgba(255,255,255,0.04); }

.brand-btn.active {
  border-color: rgba(0,206,201,0.4);
  background: rgba(0,206,201,0.08);
}

.brand-btn.active i { color: var(--cyan); }

/* ── RANGE SLIDER ── */
.range-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--surface2);
  outline: none;
  cursor: pointer;
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border: 3px solid var(--bg);
  box-shadow: 0 0 10px rgba(var(--ui-accent-rgb),0.4);
  cursor: grab;
}

.range-slider::-moz-range-thumb {
  width: 20px; height: 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border: 3px solid var(--bg);
  box-shadow: 0 0 10px rgba(var(--ui-accent-rgb),0.4);
  cursor: grab;
}

.range-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.72rem;
}

/* ── PICKER GRID ── */
.picker-grid {
  display: grid;
  gap: 10px;
}

.picker-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.picker-field > span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
}

.picker-field > span i { font-size: 0.78rem; color: var(--accent2); }

.picker-row {
  display: flex;
  gap: 8px;
  align-items: center;
}
.picker-row select { flex: 1; min-width: 0; }

.amazon-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: #ff9900;
  color: #111;
  font-size: 1.1rem;
  text-decoration: none;
  flex-shrink: 0;
  transition: background .2s, transform .15s;
}
.amazon-link:hover { background: #ffad33; transform: scale(1.08); }
.amazon-link.hidden { display: none; }

select {
  background: var(--surface2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px;
  cursor: pointer;
  transition: border-color 0.2s;
}

select:hover { border-color: var(--border-hover); }
select:focus { outline: none; border-color: rgba(var(--ui-accent-rgb),0.4); }

/* ── DASHBOARD ── */
.dashboard {
  display: grid;
  gap: 16px;
}

/* ── SUMMARY ROW ── */
.summary-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.stat-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.stat-icon {
  width: 42px; height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: rgba(var(--ui-accent-rgb),0.1);
  color: var(--accent2);
  font-size: 1rem;
  flex-shrink: 0;
}

.stat-card p { color: var(--muted); font-size: 0.76rem; margin-bottom: 2px; }
.stat-card strong { font-size: 1.1rem; font-family: var(--ui-font); letter-spacing: -0.02em; }

/* ── SCORE BARS ── */
.score-row {
  display: grid;
  grid-template-columns: 100px 1fr 40px;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.score-label { color: var(--muted); font-size: 0.84rem; font-weight: 600; }

.bar-track {
  height: 10px;
  border-radius: 5px;
  background: var(--surface2);
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  border-radius: 5px;
  background: linear-gradient(90deg, var(--ok), var(--cyan));
  transition: width 0.5s ease;
}

.bar-blue { background: linear-gradient(90deg, #0984e3, #74b9ff); }
.bar-purple { background: linear-gradient(90deg, var(--accent), var(--accent2)); }
.bar-warm { background: linear-gradient(90deg, #e17055, var(--warn)); }

.score-val { font-weight: 800; font-size: 0.9rem; text-align: right; }

/* ── COMPAT LIST ── */
.compat-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 360px;
  overflow-y: auto;
}

.compat-item {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  border-left-width: 4px;
  display: grid;
  gap: 3px;
}

.compat-item strong { font-size: 0.88rem; }
.compat-item small { color: var(--muted); font-size: 0.8rem; }

.compat-ok   { border-left-color: var(--ok); }
.compat-warn { border-left-color: var(--warn); }
.compat-fail { border-left-color: var(--fail); }

.compat-empty { color: var(--muted); font-size: 0.88rem; padding: 8px 0; }

/* ── BENCH GRID ── */
.bench-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.bench-head h2 { margin-bottom: 0; }

.res-picker {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.84rem;
}

.res-picker select { min-width: 110px; }

.muted-note { color: var(--muted); font-size: 0.8rem; margin-bottom: 12px; }

.bench-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
}

.game-card {
  padding: 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.015);
  transition: border-color 0.2s;
}

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

.game-card h3 {
  font-size: 0.88rem;
  margin-bottom: 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.fps-value {
  font-family: var(--ui-font); letter-spacing: -0.02em;
  font-size: 1.6rem;
  font-weight: 700;
}

.fps-label { color: var(--muted); font-size: 0.76rem; }

.fps-low { color: var(--fail); }
.fps-mid { color: var(--warn); }
.fps-high { color: var(--ok); }
.fps-ultra { color: var(--cyan); }

/* ── SAVES ── */
.saves-list {
  display: grid;
  gap: 8px;
}

.save-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.015);
}

.save-info { flex: 1; min-width: 0; }
.save-info strong { font-size: 0.9rem; display: block; margin-bottom: 2px; }
.save-info small { color: var(--muted); font-size: 0.78rem; }

.save-actions {
  display: flex;
  gap: 6px;
}

.save-btn {
  width: 34px; height: 34px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 0.82rem;
  transition: 0.2s;
}

.save-btn:hover { color: var(--text); background: rgba(255,255,255,0.04); }
.save-btn.delete:hover { color: var(--fail); }

/* ── COMPARE ── */
.compare-controls { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.compare-select { flex: 1; min-width: 160px; background: var(--surface2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 10px 12px; color: var(--text); font-size: .85rem; }
.compare-result { overflow-x: auto; }
.compare-table { width: 100%; border-collapse: collapse; font-size: .85rem; }
.compare-table th, .compare-table td { padding: 10px 14px; border-bottom: 1px solid var(--border); text-align: left; }
.compare-table th { color: var(--muted); font-weight: 600; text-transform: uppercase; font-size: .75rem; letter-spacing: .04em; }
.compare-table td small { color: var(--muted); }
.compare-table td.win { color: var(--ok); font-weight: 700; }

/* ── FOOTER ── */
.footer {
  max-width: 1400px;
  margin: 20px auto 0;
  padding: 14px 0;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.82rem;
  text-align: center;
}

/* ── RESPONSIVE ── */
@media (max-width: 1100px) {
  .layout { grid-template-columns: 1fr; }
  .wizard-panel { position: static; max-height: none; }
  .summary-row { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  body { padding: 14px; }
  .topbar { flex-direction: column; }
  .summary-row { grid-template-columns: 1fr; }
  .profile-grid { grid-template-columns: 1fr; }
  .bench-grid { grid-template-columns: 1fr 1fr; }
}