/* ============================================================
   UNJUMBLE — TOOLS SYSTEM
   Reusable component layer for website tools (calculators,
   scanners, estimators). Built on colors_and_type.css tokens.
   Class prefix: .ut-  (Unjumble Tool)
   ============================================================ */

.ut-tool {
  --ut-gap: 14px;
  width: 100%;
  max-width: 540px;
  margin: 0 auto;
  font-family: var(--font-sans);
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  gap: var(--ut-gap);
}
.ut-tool *, .ut-tool *::before, .ut-tool *::after { box-sizing: border-box; }

/* When embedded in a wide page, a tool can opt into 2 columns */
.ut-tool.ut-wide { max-width: 920px; }
.ut-tool.ut-wide .ut-grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: 16px; align-items: start; }
.ut-tool.ut-wide .ut-grid .ut-output { position: sticky; top: 16px; }
@media (max-width: 760px) {
  .ut-tool.ut-wide .ut-grid { grid-template-columns: 1fr; }
  .ut-tool.ut-wide .ut-grid .ut-output { position: static; }
}

/* ---- Header ---- */
.ut-head { margin-bottom: 4px; }
.ut-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font: 400 14px var(--font-sans); letter-spacing: 0; text-transform: none;
  color: var(--text-tertiary); background: none;
  padding: 0; border-radius: 0; margin-bottom: 18px;
}
.ut-eb-dot { position: relative; display: inline-flex; width: 9px; height: 9px; flex-shrink: 0; }
.ut-eb-dot b { position: absolute; inset: 0; border-radius: 50%; background: var(--green); box-shadow: 0 0 6px rgba(180,255,4,0.6); }
.ut-eb-dot i { position: absolute; inset: 0; border-radius: 50%; background: var(--green); opacity: 0.45; animation: ut-ping 1.8s cubic-bezier(0,0,0.2,1) infinite; }
@keyframes ut-ping { 75%, 100% { transform: scale(1.45); opacity: 0; } }
.ut-title { font: 500 28px/1.1 var(--font-sans); letter-spacing: -0.02em; color: #fff; margin: 0 0 8px; }
.ut-sub { font: 400 15px/1.5 var(--font-sans); color: var(--text-tertiary); margin: 0; max-width: 46ch; }

/* ---- Section (stackable glass component) ---- */
.ut-section {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 16px;
  backdrop-filter: blur(12px);
}
.ut-section-label {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  font: 500 13px var(--font-sans); color: var(--text-secondary);
  margin-bottom: 12px;
}
.ut-section-label .ut-value { color: #fff; font-weight: 500; }
.ut-section-hint { font: 400 12px var(--font-sans); color: var(--text-disabled); margin: 10px 0 0; }

/* ---- Button group: segmented / multi-select ---- */
.ut-btns { display: flex; flex-wrap: wrap; gap: 8px; }
.ut-btns.ut-cols-2 { display: grid; grid-template-columns: 1fr 1fr; }
.ut-btn {
  flex: 1 1 auto; min-width: max-content;
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  padding: 11px 14px;
  font: 500 14px var(--font-sans); color: rgba(255,255,255,0.6);
  background: rgba(255,255,255,0.055);
  border: 1px solid var(--glass-border);
  border-radius: 6px;
  cursor: pointer; user-select: none;
  transition: background .15s, border-color .15s, color .15s, transform .1s, box-shadow .15s;
  text-align: center; white-space: nowrap;
}
.ut-btn:hover { background: rgba(255,255,255,0.09); border-color: var(--glass-border-strong); color: rgba(255,255,255,0.9); }
.ut-btn:active { transform: translateY(1px); }
.ut-btn.ut-on {
  background: rgba(0,0,0,0.4); color: #fff; border-color: rgba(255,255,255,0.14);
  box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.06), 0 1px 2px 0 rgba(0,0,0,0.3);
}
.ut-btn.ut-on:hover { background: rgba(0,0,0,0.46); color: #fff; }
/* multi-select (add-ons): tick instead of full fill */
.ut-btn.ut-check { justify-content: flex-start; }
.ut-btn .ut-tick {
  width: 16px; height: 16px; border-radius: 5px; flex-shrink: 0;
  border: 1px solid rgba(255,255,255,0.25);
  display: inline-flex; align-items: center; justify-content: center;
  transition: background .15s, border-color .15s;
}
.ut-btn .ut-tick svg { width: 11px; height: 11px; opacity: 0; transition: opacity .12s; stroke: #fff; }
.ut-btn.ut-on.ut-check {
  background: rgba(0,0,0,0.4); color: #fff;
  border-color: rgba(255,255,255,0.14); box-shadow: inset 0 1px 0 0 rgba(255,255,255,0.06);
}
.ut-btn.ut-on.ut-check .ut-tick { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.3); }
.ut-btn.ut-on.ut-check .ut-tick svg { opacity: 1; }

/* ---- Slider ---- */
.ut-slider-wrap { padding-top: 2px; }
.ut-slider {
  -webkit-appearance: none; appearance: none;
  accent-color: var(--green);
  width: 100%; height: 6px; border-radius: 9999px;
  background: var(--surface-input);
  outline: none; cursor: pointer; margin: 6px 0 0;
}
.ut-slider::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--green);
  border: 3px solid var(--charcoal);
  box-shadow: 0 0 0 1px var(--green), var(--shadow-brand-sm);
  cursor: pointer; transition: transform .1s;
}
.ut-slider::-webkit-slider-thumb:active { transform: scale(1.12); }
.ut-slider::-moz-range-thumb {
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--green); border: 3px solid var(--charcoal);
  box-shadow: 0 0 0 1px var(--green); cursor: pointer;
}
.ut-ticks { position: relative; height: 14px; margin-top: 9px; }
.ut-ticks span { position: absolute; transform: translateX(-50%); white-space: nowrap; font: 500 10px var(--font-sans); color: var(--text-disabled); transition: color .15s; }
.ut-ticks span:first-child { transform: translateX(-50%); }
.ut-ticks span.ut-tick-on { color: var(--green); }

/* ---- Bars visualiser slider ---- */
.ut-slider-wrap-bars { padding-top: 0; }
.ut-bars-track { position: relative; height: 44px; }
.ut-bars {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: space-between;
  gap: 4px; pointer-events: none; padding: 0 5px;
}
.ut-bar {
  --lit: 0;
  flex: 1 1 0; height: 18px; border-radius: 4px;
  background: rgba(255,255,255,0.12);
  transition: height .12s ease, background .12s ease, box-shadow .12s ease;
}
.ut-bar.ut-bar-on {
  height: calc(18px + 20px * var(--lit));
  background: rgba(180, 255, 4, calc(0.28 + 0.72 * var(--lit)));
  box-shadow: 0 0 calc(13px * var(--lit)) rgba(180,255,4, calc(0.6 * var(--lit)));
}
.ut-slider-overlay {
  position: absolute; inset: 0; width: 100%; height: 100%; margin: 0;
  background: none; opacity: 0; cursor: pointer; z-index: 2;
}
.ut-slider-overlay::-webkit-slider-thumb { width: 28px; height: 44px; border-radius: 8px; background: #fff; border: none; box-shadow: none; }
.ut-slider-overlay::-moz-range-thumb { width: 28px; height: 44px; border-radius: 8px; background: #fff; border: none; box-shadow: none; }

/* ---- Collapsible ---- */
.ut-collapse { overflow: hidden; }
.ut-collapse-head {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 10px;
  background: none; border: none; cursor: pointer; padding: 0;
  font: 500 13px var(--font-sans); color: var(--text-secondary);
}
.ut-collapse-head:hover { color: #fff; }
.ut-collapse-head .ut-chev { transition: transform .25s; display: inline-flex; color: var(--text-tertiary); }
.ut-collapse.ut-open .ut-collapse-head .ut-chev { transform: rotate(180deg); }
.ut-collapse-head .ut-count {
  font: 500 12px var(--font-sans); color: var(--text-secondary);
  font-variant-numeric: tabular-nums; letter-spacing: 0.06em;
  background: none; border-radius: 0; padding: 0; min-width: 0; text-align: right;
}
.ut-collapse-head .ut-count.ut-zero { color: var(--text-disabled); background: none; }
.ut-collapse-body { display: none; }
.ut-collapse.ut-open .ut-collapse-body { display: block; }
.ut-collapse-inner { padding-top: 14px; }

/* ---- Output card + cost gauge ---- */
.ut-output {
  position: relative; overflow: hidden;
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.025));
  border: 1px solid var(--glass-border-strong);
  border-radius: 8px;
  padding: 22px;
  box-shadow: var(--shadow-lg);
}
/* subtle gradient lift blooming from the bottom edge of the card */
.ut-output::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 34%;
  background: radial-gradient(135% 120% at 50% 138%, rgba(180,255,4,0.4), rgba(180,255,4,0.12) 32%, transparent 60%);
  pointer-events: none;
}
.ut-output { box-shadow: var(--shadow-lg), inset 0 -16px 38px -26px rgba(180,255,4,0.45); }
.ut-output > * { position: relative; z-index: 1; }
.ut-out-label { font: 500 11px var(--font-sans); letter-spacing: 0.05em; text-transform: uppercase; color: var(--text-tertiary); margin: 0 0 6px; }
.ut-out-figure { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.ut-out-unit { font: 500 14px var(--font-sans); color: var(--text-tertiary); }
.ut-out-amount { font: 900 52px/0.95 var(--font-sans); letter-spacing: -0.02em; color: #fff; font-variant-numeric: tabular-nums; }
.ut-out-gst { font: 500 13px var(--font-sans); color: var(--text-tertiary); }
.ut-out-range { font: 400 14px var(--font-sans); color: var(--text-secondary); margin: 12px 0 0; }
.ut-out-range b { color: #fff; font-weight: 500; font-variant-numeric: tabular-nums; }

/* site-style name */
.ut-out-name { display: flex; align-items: center; gap: 8px; font: 500 15px var(--font-sans); color: #fff; margin: 8px 0 0; letter-spacing: -0.01em; }
.ut-out-name .ut-name-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); flex-shrink: 0; }

/* cost gauge (linear range bar) */
.ut-gauge { margin: 18px 0 2px; }
.ut-gauge-track {
  position: relative; height: 12px; border-radius: 9999px;
  background: rgba(255,255,255,0.06); overflow: visible;
}
.ut-gauge-band {
  position: absolute; top: 0; bottom: 0; border-radius: 9999px;
  background: linear-gradient(90deg, rgba(180,255,4,0.35), var(--green));
  transition: left .4s cubic-bezier(.22,1,.36,1), right .4s cubic-bezier(.22,1,.36,1);
}
.ut-gauge-marker {
  position: absolute; top: 50%; width: 18px; height: 18px; border-radius: 50%;
  background: #fff; border: 4px solid var(--green);
  transform: translate(-50%, -50%); box-shadow: var(--shadow-brand);
  transition: left .4s cubic-bezier(.22,1,.36,1);
}
.ut-bell-scale { display: flex; justify-content: space-between; margin-top: 12px; }
.ut-bell-scale span { font: 500 11px var(--font-sans); color: var(--text-disabled); font-variant-numeric: tabular-nums; }

/* identifier chips (selected scope) */
.ut-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0 0; }
.ut-chips-label { font: 500 11px var(--font-sans); letter-spacing: 0.05em; text-transform: uppercase; color: var(--text-tertiary); margin: 18px 0 10px; }
.ut-chip {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 6px 12px 6px 9px; border-radius: 9999px;
  background: rgba(255,255,255,0.05); border: 1px solid var(--glass-border);
  font: 500 12px var(--font-sans); color: var(--text-secondary);
}
.ut-chip .ut-chip-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); flex-shrink: 0; }

/* CTA + footer note */
.ut-cta-note { font: 400 14px/1.5 var(--font-sans); color: var(--text-secondary); margin: 18px 0 14px; }
.ut-btn-cta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 12px 13px 18px; border: none; cursor: pointer;
  background: var(--green); color: var(--charcoal);
  font: 500 14px var(--font-sans); border-radius: 6px;
  box-shadow: 0 1px 0 0 rgba(0,0,0,0.4), inset 0 1px 0 0 rgba(255,255,255,0.1);
  transition: background .15s, transform .1s;
}
.ut-btn-cta:hover { background: #c7ec00; }
.ut-btn-cta:active { transform: translateY(1px); }
.ut-kbd {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border-radius: 6px;
  background: rgba(28,28,28,0.16); color: rgba(28,28,28,0.7); font-size: 12px; line-height: 1;
}

@media (prefers-reduced-motion: reduce) {
  .ut-eb-dot i { animation: none; }
}