/* ═══════════════════════════════════════════════════════════════
   LUCIDE LINIAL KONFIGURÁTOR — Warm Premium 48V
   ═══════════════════════════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=DM+Sans:wght@300;400;500&family=JetBrains+Mono:wght@300;400&display=swap');

:root {
  --ll-gold:    #C9A96E;
  --ll-gold2:   #E8CC88;
  --ll-champ:   #C9A06A;
  --ll-gun:     #4A4A50;
  --ll-black:   #080810;
  --ll-dark:    #0e0e14;
  --ll-dark2:   #111118;
  --ll-dark3:   #1c1c24;
  --ll-mid:     #2a2a34;
  --ll-border:  #1e1e28;
  --ll-text:    #f0ede8;
  --ll-muted:   #5a5a62;
  --ll-muted2:  #3a3a44;
  --ll-green:   #4caf7d;
  --ll-red:     #e05555;
  --ll-blue:    #5b8fd4;
}

/* ── RESET ── */
#llc-root *, #llc-root *::before, #llc-root *::after {
  box-sizing: border-box; margin: 0; padding: 0;
}
#llc-root {
  font-family: 'DM Sans', sans-serif;
  font-weight: 300;
  background: var(--ll-black);
  color: var(--ll-text);
  min-height: 100vh;
  width: 100%;
  overflow-x: hidden;
  position: relative;
}

/* ── SCREEN SYSTEM ── */
.llc-screen {
  display: none;
  width: 100%;
  min-height: 100vh;
  animation: llcFadeIn .4s ease both;
}
.llc-screen.active { display: flex; }
@keyframes llcFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: none; }
}

/* ══════════════════════════════════════════════
   SCREEN 1 — SETUP
   ══════════════════════════════════════════════ */
#llc-s1 {
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 24px;
  position: relative;
  overflow: hidden;
}
#llc-s1::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(201,169,110,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,169,110,.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.llc-logo-bar {
  position: absolute; top: 24px; left: 28px; right: 28px;
  display: flex; align-items: center; gap: 16px;
  z-index: 10;
}
.llc-logo-bar svg { height: 28px; width: auto; }
.llc-logo-bar > span {
  font-size: 9px; letter-spacing: .3em; color: var(--ll-muted);
  text-transform: uppercase; margin-top: 2px; flex-shrink: 0;
}
.llc-s1-inner {
  position: relative; z-index: 1;
  width: 100%; max-width: 700px;
  text-align: center;
}
.llc-eyebrow {
  font-size: 9px; letter-spacing: .4em; color: var(--ll-gold);
  text-transform: uppercase; margin-bottom: 20px;
  display: flex; align-items: center; justify-content: center; gap: 12px;
}
.llc-eyebrow::before, .llc-eyebrow::after {
  content: ''; height: 1px; width: 40px; background: var(--ll-gold); opacity: .3;
}
.llc-headline {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(48px, 8vw, 88px);
  line-height: .9; letter-spacing: .02em;
  color: var(--ll-text); margin-bottom: 8px;
}
.llc-headline em {
  color: var(--ll-gold); font-style: normal;
}
.llc-sub {
  font-size: 13px; color: var(--ll-muted); line-height: 1.7;
  margin-bottom: 48px; max-width: 440px; margin-left: auto; margin-right: auto;
}

/* Form card */
.llc-form-card {
  background: var(--ll-dark2);
  border: 1px solid var(--ll-border);
  border-radius: 12px;
  padding: 40px;
  margin-bottom: 24px;
  text-align: left;
}
.llc-form-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 28px;
}
.llc-field label {
  display: block; font-size: 9px; letter-spacing: .22em; color: var(--ll-gold);
  text-transform: uppercase; margin-bottom: 10px;
}
.llc-field input[type=number] {
  width: 100%; background: var(--ll-dark3); border: 1px solid var(--ll-border);
  border-radius: 6px; color: var(--ll-text); font-family: 'JetBrains Mono', monospace;
  font-size: 28px; font-weight: 300; padding: 16px 20px;
  outline: none; transition: border-color .2s;
  -moz-appearance: textfield;
}
.llc-field input[type=number]::-webkit-inner-spin-button { display: none; }
.llc-field input[type=number]:focus { border-color: var(--ll-gold); }
.llc-field-unit {
  font-size: 11px; color: var(--ll-muted); margin-top: 8px; letter-spacing: .1em;
}

/* Color picker */
.llc-color-pick { display: flex; gap: 12px; margin-bottom: 20px; }
.llc-color-opt {
  flex: 1; padding: 14px; border-radius: 8px; cursor: pointer;
  border: 2px solid var(--ll-border); transition: all .2s;
  display: flex; align-items: center; gap: 14px; background: var(--ll-dark3);
}
.llc-color-opt:hover { border-color: var(--ll-muted2); }
.llc-color-opt.selected { border-color: var(--ll-gold); background: rgba(201,169,110,.06); }
.llc-color-dot {
  width: 32px; height: 32px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,.1); flex-shrink: 0;
}
.llc-color-dot.champagne { background: #C9A06A; }
.llc-color-dot.gunmetal  { background: #4A4A50; border-color: #666; }
.llc-color-name { font-size: 12px; color: var(--ll-text); letter-spacing: .06em; }
.llc-color-sub  { font-size: 10px; color: var(--ll-muted); }

/* Mount options */
.llc-mount-pick { display: flex; gap: 12px; margin-bottom: 20px; }
.llc-mount-opt {
  flex: 1; padding: 14px; border-radius: 8px; cursor: pointer;
  border: 2px solid var(--ll-border); transition: all .2s;
  display: flex; align-items: center; gap: 12px; background: var(--ll-dark3);
}
.llc-mount-opt:hover { border-color: var(--ll-muted2); }
.llc-mount-opt.selected { border-color: var(--ll-gold); background: rgba(201,169,110,.06); }
.llc-mount-icon {
  font-size: 22px; color: var(--ll-gold); width: 32px; text-align: center;
  flex-shrink: 0;
}
.llc-mount-name { font-size: 12px; color: var(--ll-text); }

/* Gateway checkbox */
.llc-gateway-opt {
  display: flex; align-items: center; gap: 12px; padding: 14px;
  border-radius: 8px; cursor: pointer;
  border: 2px solid var(--ll-border); background: var(--ll-dark3);
  transition: all .2s;
}
.llc-gateway-opt.selected { border-color: var(--ll-gold); background: rgba(201,169,110,.06); }
.llc-gateway-check {
  width: 20px; height: 20px; border-radius: 4px;
  border: 2px solid var(--ll-muted); display: flex;
  align-items: center; justify-content: center;
  font-size: 14px; color: var(--ll-gold); flex-shrink: 0;
}
.llc-gateway-opt.selected .llc-gateway-check { border-color: var(--ll-gold); }

/* Starter image */
.llc-starter-img {
  width: 80px; height: 64px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,.04); border-radius: 6px;
}
.llc-starter-img img { display: block; max-width: 100%; max-height: 100%; object-fit: contain; }

/* Start button */
.llc-btn-primary {
  width: 100%; padding: 18px;
  background: linear-gradient(135deg, var(--ll-gold) 0%, var(--ll-gold2) 100%);
  color: #000; border: none; border-radius: 8px;
  font-family: 'Bebas Neue', sans-serif; font-size: 22px; letter-spacing: .1em;
  cursor: pointer; transition: all .25s; position: relative; overflow: hidden;
}
.llc-btn-primary::after {
  content: ''; position: absolute; inset: 0;
  background: rgba(255,255,255,0); transition: background .2s;
}
.llc-btn-primary:hover::after { background: rgba(255,255,255,.12); }

/* ══════════════════════════════════════════════
   SCREEN 2 — TRACK BUILDER
   ══════════════════════════════════════════════ */
#llc-s2 {
  flex-direction: row;
  height: 100vh;
  overflow: hidden;
}

/* Left sidebar */
.llc-sidebar {
  width: 280px; flex-shrink: 0;
  background: var(--ll-dark2);
  border-right: 1px solid var(--ll-border);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.llc-sidebar-header {
  padding: 20px 20px 16px;
  border-bottom: 1px solid var(--ll-border);
  flex-shrink: 0;
}
.llc-sidebar-title {
  font-size: 9px; letter-spacing: .28em; color: var(--ll-gold);
  text-transform: uppercase; margin-bottom: 4px;
}
.llc-sidebar-sub { font-size: 11px; color: var(--ll-muted); }

/* Draw type toggle */
.llc-draw-toggle {
  padding: 16px;
  border-bottom: 1px solid var(--ll-border);
  flex-shrink: 0;
}
.llc-draw-label {
  font-size: 9px; letter-spacing: .22em; color: var(--ll-muted);
  text-transform: uppercase; margin-bottom: 10px;
}
.llc-draw-row { display: flex; gap: 6px; }
.llc-draw-btn {
  flex: 1; padding: 10px 8px; border-radius: 6px;
  background: var(--ll-dark3); border: 1px solid var(--ll-border);
  cursor: pointer; transition: all .2s; text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  color: var(--ll-muted); font-family: 'DM Sans', sans-serif;
}
.llc-draw-btn:hover { border-color: var(--ll-muted2); }
.llc-draw-btn.active { border-color: var(--ll-gold); background: rgba(201,169,110,.08); color: var(--ll-gold); }
.llc-draw-btn .icon { font-size: 18px; }
.llc-draw-btn .label { font-size: 9px; letter-spacing: .1em; text-transform: uppercase; }

/* Tips */
.llc-tips {
  font-size: 10px; color: var(--ll-muted); line-height: 1.6; padding: 4px 0; margin-top: 10px;
}
.llc-tips strong.gold { color: var(--ll-gold); }
.llc-tips strong.red  { color: var(--ll-red); }

/* Room info */
.llc-room-info {
  padding: 12px 16px;
  border-bottom: 1px solid var(--ll-border);
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: space-between;
}
.llc-room-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px; color: var(--ll-text);
}
.llc-room-badge span { color: var(--ll-gold); }
.llc-room-edit {
  font-size: 10px; color: var(--ll-muted); cursor: pointer;
  text-decoration: underline; text-underline-offset: 3px;
}
.llc-room-edit:hover { color: var(--ll-text); }

/* BOM */
.llc-bom {
  flex: 1; overflow-y: auto; padding: 12px;
}
.llc-bom::-webkit-scrollbar { width: 3px; }
.llc-bom::-webkit-scrollbar-thumb { background: var(--ll-mid); }
.llc-bom-empty {
  text-align: center; padding: 32px 16px;
  font-size: 11px; color: var(--ll-muted2); line-height: 1.8;
}
.llc-bom-section-title {
  font-size: 9px; letter-spacing: .22em; color: var(--ll-muted);
  text-transform: uppercase; padding: 8px 4px 6px; border-top: 1px solid var(--ll-border);
  margin-top: 8px;
}
.llc-bom-section-title:first-child { border-top: none; margin-top: 0; }
.llc-bom-item {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 4px; border-bottom: 1px solid rgba(255,255,255,.04);
}
.llc-bom-item:last-child { border-bottom: none; }
.llc-bom-thumb {
  width: 36px; height: 36px; object-fit: contain;
  border-radius: 4px; background: #1a1a1a;
  flex-shrink: 0; padding: 2px;
}
.llc-bom-thumb-empty {
  width: 36px; height: 36px; background: var(--ll-dark3); border-radius: 4px; flex-shrink: 0;
}
.llc-bom-qty {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px; color: var(--ll-gold); min-width: 28px; flex-shrink: 0;
}
.llc-bom-info { flex: 1; min-width: 0; }
.llc-bom-name { font-size: 11px; color: var(--ll-text); line-height: 1.3; }
.llc-bom-sku  { font-family: 'JetBrains Mono', monospace; font-size: 9px; color: var(--ll-muted); margin-top: 2px; }
.llc-bom-price { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--ll-text); white-space: nowrap; }

/* Total */
.llc-total {
  padding: 14px 16px;
  border-top: 1px solid var(--ll-border);
  flex-shrink: 0;
  background: var(--ll-dark);
}
.llc-total-row {
  display: flex; justify-content: space-between; align-items: center;
}
.llc-total-label { font-size: 9px; letter-spacing: .22em; color: var(--ll-muted); text-transform: uppercase; }
.llc-total-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 18px; color: var(--ll-gold);
}

/* Warnings */
.llc-warnings { padding: 8px 16px; flex-shrink: 0; }
.llc-warn {
  font-size: 10px; color: var(--ll-red); padding: 6px 10px;
  background: rgba(224,85,85,.08); border: 1px solid rgba(224,85,85,.2);
  border-radius: 4px; margin-bottom: 4px;
}

/* Canvas area */
.llc-canvas-area {
  flex: 1; position: relative; overflow: hidden;
  background: var(--ll-black);
  display: flex; flex-direction: column;
}
.llc-canvas-info {
  font-size: 10px; color: var(--ll-muted); letter-spacing: .06em;
  display: flex; align-items: center; gap: 8px;
}
.llc-canvas-info-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--ll-green);
}

/* Buttons */
.llc-btn-back {
  background: none; border: 1px solid var(--ll-border);
  color: var(--ll-muted); padding: 6px 14px; border-radius: 4px;
  font-size: 11px; letter-spacing: .1em; cursor: pointer;
  transition: all .2s; font-family: 'DM Sans', sans-serif;
}
.llc-btn-back:hover { border-color: var(--ll-muted2); color: var(--ll-text); }
.llc-btn-done {
  padding: 8px 24px;
  background: var(--ll-gold); color: #000; border: none; border-radius: 4px;
  font-family: 'Bebas Neue', sans-serif; font-size: 16px; letter-spacing: .08em;
  cursor: pointer; transition: all .2s; white-space: nowrap;
}
.llc-btn-done:hover { background: var(--ll-gold2); }
.llc-btn-done:disabled { opacity: .4; cursor: not-allowed; }

/* 2D/3D toggle — standard */
.llc-view-toggle {
  display: flex; gap: 2px;
  background: var(--ll-dark3); border: 1px solid var(--ll-border);
  border-radius: 6px; padding: 2px;
}
.llc-view-btn {
  display: flex; align-items: center; gap: 5px;
  padding: 5px 12px; border-radius: 4px; border: none;
  background: none; color: var(--ll-muted); cursor: pointer;
  font-size: 11px; letter-spacing: .08em; font-family: 'DM Sans',sans-serif;
  transition: all .2s;
}
.llc-view-btn.active {
  background: var(--ll-gold); color: #000;
}

/* 2D/3D toggle — BIG prominent — ENHANCED */
.llc-view-toggle-big {
  display: flex; gap: 3px;
  background: var(--ll-dark3);
  border: 2px solid var(--ll-gold);
  border-radius: 10px; padding: 4px;
  box-shadow: 0 0 20px rgba(201,169,110,.25), 0 0 6px rgba(201,169,110,.15);
  animation: llcTogglePulse 3s ease-in-out infinite;
  flex-shrink: 0;
}
@keyframes llcTogglePulse {
  0%, 100% { box-shadow: 0 0 18px rgba(201,169,110,.2), 0 0 5px rgba(201,169,110,.1); }
  50% { box-shadow: 0 0 28px rgba(201,169,110,.45), 0 0 10px rgba(201,169,110,.25); }
}
.llc-view-btn-big {
  display: flex; align-items: center; gap: 7px;
  padding: 9px 20px; border-radius: 6px; border: none;
  background: none; color: var(--ll-muted); cursor: pointer;
  font-size: 13px; font-weight: 500; letter-spacing: .09em;
  font-family: 'DM Sans',sans-serif;
  transition: all .25s;
}
.llc-view-btn-big svg { flex-shrink: 0; }
.llc-view-btn-big.active {
  background: linear-gradient(135deg, var(--ll-gold), var(--ll-gold2));
  color: #000; font-weight: 600;
  box-shadow: 0 2px 10px rgba(201,169,110,.4);
}
.llc-view-btn-big.active svg { stroke: #000; }
.llc-view-btn-big:not(.active):hover {
  color: var(--ll-text);
  background: rgba(201,169,110,.1);
}

/* Topbar logo */
.llc-topbar-logo {
  height: 22px; width: auto; opacity: .85;
  filter: brightness(1.1);
}

/* Step indicator */
.llc-steps-bar {
  display: flex; align-items: center; gap: 6px;
}
.llc-steps-bar-s1 {
  margin-left: 20px;
}
.llc-step {
  font-size: 9px; letter-spacing: .18em; color: var(--ll-muted2);
  text-transform: uppercase; padding: 4px 10px; border-radius: 4px;
  border: 1px solid transparent; white-space: nowrap;
  transition: all .2s;
}
.llc-step-active {
  color: var(--ll-gold); border-color: rgba(201,169,110,.35);
  background: rgba(201,169,110,.06);
  font-weight: 600;
}
.llc-step-done {
  color: var(--ll-muted); border-color: rgba(255,255,255,.05);
}
.llc-step-sep {
  color: var(--ll-muted2); font-size: 12px; margin: 0 1px;
}

/* Topbar — always locked, never scrolls */
.llc-canvas-topbar {
  height: 52px; flex-shrink: 0; min-height: 52px;
  background: var(--ll-dark2); border-bottom: 1px solid var(--ll-border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 16px; gap: 10px;
  position: sticky; top: 0; z-index: 50;
  overflow: hidden;
}

/* ══════════════════════════════════════════════
   SCREEN 3 — LIGHTS
   ══════════════════════════════════════════════ */
#llc-s3 {
  flex-direction: row;
  height: 100vh;
  overflow: hidden;
}

/* Light panel */
.llc-light-panel {
  width: 240px; flex-shrink: 0;
  background: var(--ll-dark2);
  border-right: 1px solid var(--ll-border);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.llc-light-section {
  padding: 14px 14px 8px;
  border-bottom: 1px solid var(--ll-border);
}
.llc-light-section:last-child { border-bottom: none; }
.llc-light-section-title {
  font-size: 9px; letter-spacing: .24em; color: var(--ll-gold);
  text-transform: uppercase; margin-bottom: 10px;
}
.llc-light-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 6px;
}
.llc-light-card {
  background: var(--ll-dark3); border: 1px solid var(--ll-border);
  border-radius: 6px; padding: 8px 4px;
  cursor: grab; transition: all .2s;
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  user-select: none;
}
.llc-light-card:hover { border-color: var(--ll-gold); transform: translateY(-2px); }
.llc-light-card:active { cursor: grabbing; transform: scale(.97); }
.llc-light-card-img {
  width: 56px; height: 56px; object-fit: contain;
  pointer-events: none;
}
.llc-light-card-name {
  font-size: 8px; letter-spacing: .08em; color: var(--ll-muted);
  text-align: center; text-transform: uppercase;
}
.llc-card-price {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px; color: var(--ll-gold); margin-top: 1px;
}
.llc-card-watt {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px; color: var(--ll-muted);
}

/* Right BOM (S3) */
.llc-s3-right {
  width: 280px; flex-shrink: 0;
  background: var(--ll-dark2);
  border-left: 1px solid var(--ll-border);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.llc-finish-btns {
  padding: 12px;
  border-top: 1px solid var(--ll-border);
  display: flex; flex-direction: column; gap: 8px;
  flex-shrink: 0;
}
.llc-btn-print {
  width: 100%; padding: 12px;
  background: none; border: 1px solid var(--ll-border);
  color: var(--ll-text); border-radius: 6px;
  font-family: 'DM Sans', sans-serif; font-size: 12px; letter-spacing: .08em;
  cursor: pointer; transition: all .2s;
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.llc-btn-print:hover { border-color: var(--ll-muted2); }
.llc-btn-cart {
  width: 100%; padding: 12px;
  background: linear-gradient(135deg, var(--ll-gold), var(--ll-gold2));
  color: #000; border: none; border-radius: 6px;
  font-family: 'Bebas Neue', sans-serif; font-size: 18px; letter-spacing: .1em;
  cursor: pointer; transition: all .2s;
}
.llc-btn-cart:hover { filter: brightness(1.1); }

/* ══════════════════════════════════════════════
   PRINT
   ══════════════════════════════════════════════ */
@media print {
  #llc-root { background: #fff !important; color: #000 !important; }
  .llc-light-panel, .llc-sidebar, .llc-canvas-topbar,
  .llc-finish-btns, .llc-draw-toggle { display: none !important; }
  .llc-bom, .llc-s3-right { overflow: visible !important; }
  #llc-s2, #llc-s3 { height: auto !important; flex-direction: column !important; }
}

/* ── SCROLLBAR ── */
#llc-root ::-webkit-scrollbar { width: 4px; }
#llc-root ::-webkit-scrollbar-track { background: transparent; }
#llc-root ::-webkit-scrollbar-thumb { background: var(--ll-mid); border-radius: 2px; }

/* ── VIDEO CORNER ── */
#llc-video-corner {
  position: absolute;
  bottom: 28px; right: 28px;
  width: 280px;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 8px 40px rgba(0,0,0,.6);
  border: 1px solid rgba(201,169,110,.2);
  z-index: 10;
  animation: llcFadeIn 1.2s .5s ease both;
}
#llc-video-label {
  position: absolute; top: 0; left: 0; right: 0; z-index: 2;
  background: linear-gradient(to bottom, rgba(0,0,0,.7), transparent);
  color: rgba(255,255,255,.8);
  font-size: 10px; letter-spacing: .12em;
  padding: 8px 12px;
  pointer-events: none;
}
#llc-video-player {
  display: block;
  width: 280px; height: 158px;
  object-fit: cover;
  border: none;
}
#llc-video-iframe {
  display: block;
  width: 280px; height: 158px;
  border: none;
}
@media (max-width: 600px) {
  #llc-video-corner { display: none; }
  .llc-form-row { grid-template-columns: 1fr !important; }
  .llc-color-pick, .llc-mount-pick { flex-direction: column; }
  .llc-sidebar, .llc-light-panel, .llc-s3-right { width: 220px !important; }
}