:root{
  --bg:#F4EEE7;
  --card:#ffffff;
  --ink:#12110f;
  --muted:#6b5e53;
  --stroke:rgba(18,17,15,.10);
  --gold:#C7A97A;
  --soft:#FAF7F2;
  --danger:#c0392b;
  --success:#27ae60;
}

*{box-sizing:border-box}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family: system-ui,-apple-system,Arial;
}

.app{
  max-width: 460px;
  margin: 0 auto;
  padding: 16px;
}

.top{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding-bottom: 12px;
}

.header-logo{
  height: 36px;
  width: auto;
  object-fit: contain;
}

.name{font-size:30px; font-weight:780}

.card{
  background:var(--card);
  border:1px solid var(--stroke);
  border-radius:18px;
  padding:14px;
  margin-bottom:14px;
  position:relative;
}

.cardTitle{font-weight:780; margin-bottom:6px}

.previewArea {
  position: relative;
  width: 100%;
  border-radius: 16px;
  overflow: hidden;
  background: #f2f2f2;
  margin: 12px 0;
}

#photoPreview { width: 100%; display: block; }

#meshCanvas {
  position: absolute;
  left: 0; top: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 10;
}

.ruler-container {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 20;
}

.ruler-handle {
  position: absolute;
  width: 10px; height: 10px;
  background: var(--gold);
  border: 1.5px solid #fff;
  border-radius: 50%;
  cursor: move;
  transform: translate(-50%, -50%);
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
  touch-action: none;
}

.ruler-handle::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 34px;
  height: 34px;
  transform: translate(-50%, -50%);
  background: transparent;
}

.ruler-handle::after {
  content: attr(data-label);
  position: absolute;
  top: -20px; left: 50%;
  transform: translateX(-50%);
  font-size: 10px; font-weight: 700;
  color: var(--ink);
  white-space: nowrap;
}

.symmetry-line {
  position: absolute;
  left: 0; width: 100%;
  height: 2px;
  background: rgba(0, 255, 255, 0.6);
  cursor: ns-resize;
  pointer-events: auto;
  box-shadow: 0 0 4px rgba(0,255,255,0.8);
  touch-action: none;
}

.ruler-readout {
  position: absolute;
  bottom: 10px; left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,0.8);
  color: #fff;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  z-index: 30;
  pointer-events: none;
  white-space: nowrap;
}

.btn{
  width:100%;
  padding:14px;
  border-radius:14px;
  border:1px solid var(--stroke);
  background:#fff;
  font-weight:760;
  cursor:pointer;
  font-size:14px;
  transition: background 0.2s, transform 0.1s;
}

.btn:active{ transform:scale(0.97) }
.btn.primary{ background:var(--gold); color:#fff; border:none }
.btn.danger{ background:var(--danger); color:#fff; border:none }
.btn.success{ background:var(--success); color:#fff; border:none }
.btn:disabled{ opacity:.5; cursor:not-allowed }
.btn.small{ padding:8px 14px; font-size:12px; width:auto; border-radius:10px }

.row{ display:flex; gap:10px; margin-top:12px }
.muted{ color:var(--muted); font-size:14px }

.metrics{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:10px; margin-top:12px;
}

.metric{
  background:var(--soft);
  border-radius:14px;
  padding:10px;
}

.metric .k{font-size:12px; color:var(--muted)}
.metric .v{font-weight:780}

/* Auth Bar */
.auth-bar{
  display:flex;
  align-items:center;
  gap:10px;
  padding:10px 0;
  margin-bottom:8px;
}

.auth-bar .avatar{
  width:32px; height:32px;
  border-radius:50%;
  object-fit:cover;
  border:2px solid var(--gold);
}

.auth-bar .user-name{
  font-weight:700;
  font-size:14px;
  flex:1;
}

.auth-bar .plan-badge{
  font-size:10px;
  font-weight:700;
  text-transform:uppercase;
  padding:3px 8px;
  border-radius:20px;
  letter-spacing:0.5px;
}

.plan-badge.free{ background:#eee; color:var(--muted) }
.plan-badge.pro{ background:var(--gold); color:#fff }

/* Nav tabs */
.nav-tabs{
  display:flex;
  gap:4px;
  margin-bottom:14px;
  background:var(--card);
  border-radius:14px;
  padding:4px;
  border:1px solid var(--stroke);
}

.nav-tab{
  flex:1;
  padding:10px 6px;
  text-align:center;
  font-size:12px;
  font-weight:700;
  border-radius:10px;
  cursor:pointer;
  background:transparent;
  border:none;
  color:var(--muted);
  transition: all 0.2s;
}

.nav-tab.active{
  background:var(--gold);
  color:#fff;
}

/* Page sections */
.page{ display:none }
.page.active{ display:block }

/* Client list */
.client-item{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:12px;
  background:var(--soft);
  border-radius:12px;
  margin-bottom:8px;
  cursor:pointer;
  transition:background 0.2s;
}

.client-item:hover{ background:#f0ebe3 }

.client-item .client-name{
  font-weight:700;
  font-size:14px;
}

.client-item .client-date{
  font-size:11px;
  color:var(--muted);
}

.client-item .client-arrow{
  color:var(--gold);
  font-size:18px;
  font-weight:700;
}

/* CURLx Layers */
.curlx-layer{
  background:var(--soft);
  border-radius:12px;
  padding:12px;
  margin-bottom:8px;
}

.curlx-layer .layer-title{
  font-weight:700;
  font-size:13px;
  color:var(--gold);
  text-transform:uppercase;
  letter-spacing:0.5px;
  margin-bottom:8px;
}

.curlx-row{
  display:grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap:8px;
}

.curlx-row select, .curlx-row input{
  width:100%;
  padding:8px;
  border-radius:8px;
  border:1px solid var(--stroke);
  background:#fff;
  font-size:13px;
}

.curlx-row label{
  font-size:11px;
  color:var(--muted);
  display:block;
  margin-bottom:3px;
}

/* Before/After */
.compare-container{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:8px;
}

.compare-box{
  border-radius:12px;
  overflow:hidden;
  background:var(--soft);
  text-align:center;
}

.compare-box img{
  width:100%;
  display:block;
}

.compare-box .compare-label{
  font-size:11px;
  font-weight:700;
  color:var(--muted);
  padding:6px;
  text-transform:uppercase;
  letter-spacing:0.5px;
}

/* Pricing */
.pricing-cards{
  display:flex;
  flex-direction:column;
  gap:10px;
}

.pricing-card{
  background:var(--soft);
  border:2px solid transparent;
  border-radius:16px;
  padding:16px;
  text-align:center;
  cursor:pointer;
  transition:all 0.2s;
  position:relative;
}

.pricing-card:hover{ border-color:var(--gold) }
.pricing-card.popular{ border-color:var(--gold); background:#fff }

.pricing-card .popular-tag{
  position:absolute;
  top:-10px;
  left:50%;
  transform:translateX(-50%);
  background:var(--gold);
  color:#fff;
  font-size:10px;
  font-weight:700;
  padding:3px 12px;
  border-radius:20px;
  text-transform:uppercase;
  letter-spacing:0.5px;
}

.pricing-card .price{
  font-size:28px;
  font-weight:780;
  color:var(--ink);
}

.pricing-card .period{
  font-size:12px;
  color:var(--muted);
}

.pricing-card .original-price{
  text-decoration:line-through;
  color:var(--muted);
  font-size:14px;
}

.pricing-card .savings{
  color:var(--success);
  font-size:12px;
  font-weight:700;
}

/* Input styles */
.input{
  width:100%;
  padding:12px;
  border-radius:12px;
  border:1px solid var(--stroke);
  background:#fff;
  font-size:14px;
  font-family:inherit;
}

.input:focus{
  outline:none;
  border-color:var(--gold);
}

textarea.input{
  resize:vertical;
  min-height:60px;
}

/* Analysis history item */
.analysis-item{
  background:var(--soft);
  border-radius:12px;
  padding:12px;
  margin-bottom:8px;
}

.analysis-item .analysis-date{
  font-size:11px;
  color:var(--muted);
}

.analysis-item .analysis-map{
  font-weight:700;
  font-size:13px;
  margin:4px 0;
}

/* Pro badge overlay */
.pro-lock{
  position:relative;
}

.pro-lock::after{
  content:"PRO";
  position:absolute;
  top:8px; right:8px;
  background:var(--gold);
  color:#fff;
  font-size:9px;
  font-weight:700;
  padding:2px 6px;
  border-radius:6px;
  letter-spacing:0.5px;
}

/* Pro overlay for locked features */
.pro-overlay{
  display:none;
  position:absolute;
  top:0; left:0; right:0; bottom:0;
  background:rgba(244,238,231,0.95);
  z-index:10;
  border-radius:18px;
  align-items:center;
  justify-content:center;
  text-align:center;
  padding:20px;
}

.pro-overlay.hidden{
  display:none !important;
}

.pro-overlay-content{
  max-width:280px;
}

.pro-overlay-icon{
  font-size:36px;
  margin-bottom:8px;
}

.pro-overlay-title{
  font-size:18px;
  font-weight:780;
  margin-bottom:6px;
}

.pro-overlay-content p{
  color:var(--muted);
  font-size:13px;
  line-height:1.5;
  margin-bottom:14px;
}

.pro-upgrade-inline{
  background:linear-gradient(135deg, var(--gold), #b8944f);
  color:#fff;
  padding:10px 14px;
  border-radius:12px;
  text-align:center;
  margin:8px 0;
  cursor:pointer;
  font-size:13px;
  font-weight:600;
}

.pro-upgrade-inline:hover{
  opacity:0.9;
}

/* Make pages position relative for overlays */
#curlxPage{
  position:relative;
}

/* Landing page */
.landing-hero{
  text-align:center;
  padding:40px 10px;
}

.landing-logo{
  max-width:320px;
  width:100%;
  height:auto;
  margin-bottom:12px;
}

.landing-hero h1{
  font-size:32px;
  font-weight:780;
  margin-bottom:8px;
}

.landing-hero p{
  color:var(--muted);
  font-size:15px;
  line-height:1.5;
}

.feature-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
  margin:20px 0;
}

.feature-item{
  background:var(--card);
  border-radius:14px;
  padding:14px;
  text-align:center;
  border:1px solid var(--stroke);
}

.feature-item .feat-icon{
  font-size:24px;
  margin-bottom:6px;
}

.feature-item .feat-title{
  font-weight:700;
  font-size:13px;
}

.feature-item .feat-desc{
  font-size:11px;
  color:var(--muted);
  margin-top:4px;
}