/* ===========================
   GEO 内容诊断器 — 深色主题样式
   适配三百六十行业网站内容管理系统
   =========================== */

/* ---------- CSS Variables (Dark Theme) ---------- */
:root{
  --primary:#6366f1;
  --primary-d:#818cf8;
  --primary-l:rgba(99,102,241,0.15);
  --purple:#8b5cf6;
  --purple-l:rgba(139,92,246,0.15);
  --bg:#060818;
  --bg-card:rgba(20,27,65,0.55);
  --bg-soft:rgba(12,16,51,0.5);
  --bg-hover:rgba(30,40,90,0.7);
  --text:#ffffff;
  --text-2:#a8b2d1;
  --muted:#6b7299;
  --border:rgba(120,160,255,0.15);
  --border-2:rgba(120,160,255,0.3);
  --green:#10b981;
  --green-l:rgba(16,185,129,0.15);
  --blue:#3b82f6;
  --blue-l:rgba(59,130,246,0.15);
  --amber:#f59e0b;
  --amber-l:rgba(245,158,11,0.15);
  --red:#ef4444;
  --red-l:rgba(239,68,68,0.15);
  --surface:rgba(20,27,65,0.55);
  --surface-alt:rgba(12,16,51,0.5);
  --text-primary:#ffffff;
  --text-secondary:#a8b2d1;
  --radius:12px;
  --radius-sm:8px;
  --shadow-sm:0 2px 8px rgba(0,0,0,0.3);
  --shadow:0 4px 20px rgba(0,0,0,0.3);
  --shadow-lg:0 12px 40px rgba(0,0,0,0.4);
  --sidebar-w:220px;
  --header-h:70px;
  --font:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;
  --mono:'SF Mono','Fira Code',Consolas,'Courier New',monospace;
  --glass-border:rgba(120,160,255,0.15);
  --glass-border-hover:rgba(120,160,255,0.35);
  --accent-gradient:linear-gradient(135deg,#00d4ff 0%,#0066ff 50%,#7c3aed 100%);
}

/* ---------- Base (dark theme overrides) ---------- */
html{font-size:15px}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}
textarea{resize:vertical}

/* GEO page navbar — always visible */
.navbar{
  background:rgba(6,8,24,0.85);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  border-bottom:1px solid var(--glass-border);
}

/* ---------- GEO App Layout ---------- */
.geo-app{
  display:flex;
  min-height:calc(100vh - var(--header-h));
  padding-top:var(--header-h);
  position:relative;
  z-index:1;
}

/* ---------- Sidebar ---------- */
.sidebar{
  width:var(--sidebar-w);
  flex-shrink:0;
  background:rgba(12,16,51,0.4);
  border-right:1px solid var(--border);
  padding:16px 12px;
  display:flex;
  flex-direction:column;
  gap:4px;
  position:sticky;
  top:var(--header-h);
  height:calc(100vh - var(--header-h));
  overflow-y:auto;
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
}
.nav-item{
  display:flex;
  align-items:center;
  gap:10px;
  padding:10px 12px;
  border-radius:var(--radius-sm);
  color:var(--text-2);
  font-size:14px;
  font-weight:500;
  cursor:pointer;
  transition:all .15s;
  position:relative;
  text-decoration:none;
}
.nav-item:hover{background:rgba(120,160,255,0.08);color:var(--text)}
.nav-item.active{background:var(--primary-l);color:var(--primary-d);font-weight:600}
.nav-icon{font-size:16px;line-height:1}
.nav-text{flex:1}
.nav-step{
  display:flex;
  align-items:center;
  justify-content:center;
  width:20px;height:20px;
  border-radius:50%;
  background:var(--border);
  color:var(--text-2);
  font-size:11px;
  font-weight:600;
}
.nav-item.active .nav-step{background:var(--primary);color:#fff}

.nav-divider{height:1px;background:var(--border);margin:12px 8px}
.nav-status{
  display:flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  font-size:12px;
  color:var(--muted);
}
.status-dot{
  width:8px;height:8px;
  border-radius:50%;
  background:var(--muted);
  flex-shrink:0;
  transition:background .3s;
}
.status-dot.active{background:var(--green);box-shadow:0 0 0 3px var(--green-l)}
.status-dot.warn{background:var(--amber);box-shadow:0 0 0 3px var(--amber-l)}

/* Score badge in sidebar */
.nav-score-badge{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:6px;
  background:linear-gradient(135deg,var(--primary),var(--purple));
  color:#fff;
  padding:8px 14px;
  border-radius:var(--radius-sm);
  margin:4px 8px;
}
.score-badge-label{font-size:11px;opacity:.85}
.score-badge-value{font-size:18px;font-weight:700}

/* ---------- Main Content ---------- */
.main-content{
  flex:1;
  padding:32px;
  max-width:calc(100vw - var(--sidebar-w));
  overflow-x:hidden;
}
.tab-panel{display:none;animation:geoFadeIn .25s ease}
.tab-panel.active{display:block}
@keyframes geoFadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

.panel-header{margin-bottom:24px}
.panel-header h2{font-size:22px;font-weight:700;margin-bottom:4px;color:var(--text)}
.panel-header p{color:var(--text-2);font-size:14px}

/* ---------- Forms ---------- */
.input-layout{display:grid;grid-template-columns:1fr 300px;gap:24px;align-items:start}
.input-main{display:flex;flex-direction:column;gap:16px}
.input-side{display:flex;flex-direction:column;gap:16px;position:sticky;top:calc(var(--header-h) + 32px)}

.form-group{display:flex;flex-direction:column;gap:6px}
.form-group label{
  display:flex;
  justify-content:space-between;
  align-items:center;
  font-size:13px;
  font-weight:600;
  color:var(--text-2);
}
.form-group .hint{font-weight:400;color:var(--muted);font-size:12px}
.char-count{font-weight:400;color:var(--muted);font-size:12px}

/* ---------- URL Fetch Row ---------- */
.url-fetch-row{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.url-fetch-row>label{
  font-size:13px;font-weight:600;color:var(--text-2);
  display:flex;align-items:center;gap:4px;
}

/* 内容来源切换（文本 / URL） */
.input-source-toggle{
  display:flex;gap:6px;padding:4px;margin-bottom:14px;
  background:rgba(6,8,24,0.6);border:1px solid var(--border);
  border-radius:10px;width:fit-content;max-width:100%;
}
.src-tab{
  padding:8px 18px;border:none;border-radius:8px;
  background:transparent;color:var(--text-2);
  font-size:13px;font-weight:600;cursor:pointer;
  transition:all .18s;white-space:nowrap;
}
.src-tab:hover{color:var(--text)}
.src-tab.active{
  background:linear-gradient(135deg,#0ea5e9,#2563eb);
  color:#fff;box-shadow:0 3px 10px rgba(37,99,235,.35);
}
.source-area{animation:fadeIn .2s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}

.url-input-group{display:flex;gap:8px;align-items:stretch}
.url-input-group input[type=url]{
  flex:1;padding:10px 14px;
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  background:rgba(6,8,24,0.5);
  color:var(--text);font-size:13px;
  transition:border-color .15s,box-shadow .15s;
}
.url-input-group input[type=url]::placeholder{color:var(--muted)}
.url-input-group input[type=url]:focus{
  outline:none;border-color:var(--primary-d);
  box-shadow:0 0 0 3px var(--primary-l);
}
.btn-fetch{
  padding:10px 20px;white-space:nowrap;
  background:linear-gradient(135deg,#0ea5e9,#2563eb);
  color:#fff;border:none;border-radius:var(--radius-sm);
  font-size:13px;font-weight:600;cursor:pointer;
  transition:all .15s;
  box-shadow:0 3px 10px rgba(37,99,235,0.3);
  display:flex;align-items:center;gap:6px;
}
.btn-fetch:hover{
  transform:translateY(-1px);
  box-shadow:0 5px 16px rgba(37,99,235,0.4);
}
.btn-fetch:active{transform:translateY(0)}
.btn-fetch:disabled{opacity:.55;cursor:wait;transform:none}
.btn-fetch.loading .btn-fetch-text::after{
  content:'';display:inline-block;width:12px;height:12px;
  border:2px solid rgba(255,255,255,.3);border-top-color:#fff;
  border-radius:50%;animation:spin .6s linear infinite;
  margin-left:6px;vertical-align:-2px;
}
.url-hint{font-size:12px;color:var(--muted)}
.url-hint.success{color:#22c55e}
.url-hint.error{color:#ef4444}
@keyframes spin{to{transform:rotate(360deg)}}

textarea,input[type=text],select{
  padding:10px 14px;
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  background:rgba(6,8,24,0.5);
  color:var(--text);
  font-size:14px;
  transition:border-color .15s,box-shadow .15s;
}
textarea::placeholder,input::placeholder{color:var(--muted)}
textarea:focus,input:focus,select:focus{
  outline:none;
  border-color:var(--primary-d);
  box-shadow:0 0 0 3px var(--primary-l);
}
textarea{line-height:1.7;font-size:14px;width:100%}
select option{background:#0c1033;color:#fff}

.form-row{display:flex;flex-direction:column;gap:6px}
.form-row.two-col{display:grid;grid-template-columns:1fr 1fr;gap:12px}

/* ---------- Buttons ---------- */
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--purple));
  color:#fff;
  padding:10px 24px;
  border-radius:var(--radius-sm);
  font-size:14px;
  font-weight:600;
  transition:transform .12s,box-shadow .15s;
  box-shadow:0 4px 12px rgba(99,102,241,0.3);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(99,102,241,0.4)}
.btn-primary:active{transform:translateY(0)}
.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none}

.btn-secondary{
  background:var(--bg-card);
  color:var(--primary-d);
  border:1px solid var(--border-2);
  padding:10px 20px;
  border-radius:var(--radius-sm);
  font-size:14px;
  font-weight:600;
  transition:all .15s;
}
.btn-secondary:hover{background:var(--primary-l);border-color:var(--primary)}
.btn-secondary:disabled{opacity:.5;cursor:not-allowed}

.btn-ghost{
  padding:7px 14px;
  border-radius:var(--radius-sm);
  color:var(--text-2);
  font-size:13px;
  font-weight:500;
  transition:all .15s;
  background:rgba(120,160,255,0.05);
  border:1px solid var(--border);
}
.btn-ghost:hover{background:var(--primary-l);color:var(--primary-d);border-color:var(--primary)}

.action-bar{display:flex;gap:10px;align-items:center;margin-top:8px;flex-wrap:wrap}

/* ---------- Tip Cards ---------- */
.tip-card{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:16px;
  box-shadow:var(--shadow-sm);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
}
.tip-card h3{font-size:14px;margin-bottom:8px;color:var(--text)}
.tip-card p{font-size:13px;color:var(--text-2);margin-bottom:8px;line-height:1.7}
.tip-card p:last-child{margin-bottom:0}
.tip-card strong{color:var(--text)}
.tip-list{list-style:none;font-size:13px;color:var(--text-2)}
.tip-list li{padding:4px 0;padding-left:16px;position:relative}
.tip-list li::before{content:'✓';position:absolute;left:0;color:var(--green);font-weight:700}

/* ---------- Empty State ---------- */
.empty-state{
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  padding:80px 20px;
  text-align:center;
  color:var(--muted);
}
.empty-icon{font-size:48px;margin-bottom:12px;opacity:.5}
.empty-state p{font-size:15px}

/* ---------- Scoring ---------- */
.scoring-container{display:flex;flex-direction:column;gap:24px}

.score-hero{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:32px;
  box-shadow:var(--shadow);
  display:flex;
  align-items:center;
  gap:40px;
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
}
.score-hero-left{display:flex;flex-direction:column;align-items:center;gap:8px}
.score-ring{position:relative;width:140px;height:140px}
.score-ring svg{width:100%;height:100%;transform:rotate(-90deg)}
.score-ring .ring-bg{fill:none;stroke:var(--border);stroke-width:10}
.score-ring .ring-fg{fill:none;stroke-width:10;stroke-linecap:round;transition:stroke-dashoffset 1s ease}
.score-ring-center{
  position:absolute;
  top:50%;
  left:50%;
  transform:translate(-50%,-50%);
  text-align:center;
}
.score-ring-value{font-size:36px;font-weight:700;line-height:1;color:var(--text)}
.score-ring-label{font-size:12px;color:var(--muted);margin-top:2px}
.score-hero-right{flex:1}
.score-hero-right h3{font-size:16px;margin-bottom:12px;color:var(--text)}
.score-grade{
  display:inline-block;
  padding:4px 12px;
  border-radius:6px;
  font-size:13px;
  font-weight:600;
  margin-bottom:12px;
}
.grade-excellent{background:var(--green-l);color:var(--green)}
.grade-good{background:var(--blue-l);color:var(--blue)}
.grade-fair{background:var(--amber-l);color:var(--amber)}
.grade-poor{background:var(--red-l);color:var(--red)}
.score-summary{font-size:13px;color:var(--text-2);line-height:1.7}

.score-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(320px,1fr));
  gap:16px;
}
.score-card{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:20px;
  box-shadow:var(--shadow-sm);
  transition:box-shadow .2s,border-color .2s;
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
}
.score-card:hover{box-shadow:var(--shadow);border-color:var(--glass-border-hover)}
.score-card-head{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:14px}
.score-card-title{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--text)}
.score-card-icon{font-size:18px}
.score-card-score{font-size:24px;font-weight:700;line-height:1}
.score-card-bar{
  height:6px;
  border-radius:3px;
  background:var(--border);
  overflow:hidden;
  margin-bottom:12px;
}
.score-card-bar-fill{height:100%;border-radius:3px;transition:width 1s ease}
.score-card-desc{font-size:12px;color:var(--text-2);margin-bottom:10px;line-height:1.6}
.score-card-findings{display:flex;flex-direction:column;gap:6px}
.finding{
  display:flex;
  align-items:flex-start;
  gap:6px;
  font-size:12px;
  padding:6px 8px;
  border-radius:6px;
  line-height:1.5;
}
.finding-good{background:var(--green-l);color:var(--green)}
.finding-warn{background:var(--amber-l);color:var(--amber)}
.finding-bad{background:var(--red-l);color:var(--red)}
.finding-icon{flex-shrink:0;font-weight:700}

/* ---------- Optimize ---------- */
.optimize-container{display:flex;flex-direction:column;gap:16px}
.optimize-toolbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:12px 16px;
  box-shadow:var(--shadow-sm);
  flex-wrap:wrap;
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
}
.optimize-stats{display:flex;gap:20px;font-size:13px;color:var(--text-2)}
.optimize-stat strong{color:var(--text)}
.optimize-filters{display:flex;gap:8px}
.filter-btn{
  padding:6px 14px;
  border-radius:6px;
  font-size:12px;
  font-weight:500;
  background:rgba(120,160,255,0.05);
  color:var(--text-2);
  border:1px solid var(--border);
  transition:all .15s;
}
.filter-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}

.para-card{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
}
.para-card-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:10px 16px;
  background:var(--bg-soft);
  border-bottom:1px solid var(--border);
}
.para-card-head-left{display:flex;align-items:center;gap:10px}
.para-index{
  width:24px;height:24px;
  border-radius:6px;
  background:var(--primary);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:12px;
  font-weight:700;
}
.para-score-badge{
  padding:3px 10px;
  border-radius:12px;
  font-size:12px;
  font-weight:600;
}
.para-card-body{padding:16px}
.para-original{
  font-size:14px;
  line-height:1.8;
  color:var(--text);
  padding:12px 16px;
  background:var(--bg-soft);
  border-radius:var(--radius-sm);
  border-left:3px solid var(--border-2);
  margin-bottom:12px;
}
.para-issues{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}
.para-issue{
  display:flex;
  align-items:flex-start;
  gap:6px;
  font-size:12px;
  color:var(--text-2);
  padding:4px 0;
}
.para-issue-tag{
  flex-shrink:0;
  padding:2px 8px;
  border-radius:4px;
  font-size:11px;
  font-weight:600;
}
.tag-bad{background:var(--red-l);color:var(--red)}
.tag-warn{background:var(--amber-l);color:var(--amber)}
.para-rewrite{
  padding:12px 16px;
  background:var(--green-l);
  border-radius:var(--radius-sm);
  border-left:3px solid var(--green);
  font-size:14px;
  line-height:1.8;
  color:var(--text);
}
.para-rewrite-label{font-size:12px;font-weight:600;color:var(--green);margin-bottom:6px}
.para-actions{display:flex;gap:8px;margin-top:10px}
.para-copy-btn{
  padding:5px 12px;
  border-radius:6px;
  font-size:12px;
  font-weight:500;
  background:var(--green);
  color:#fff;
  transition:opacity .15s;
}
.para-copy-btn:hover{opacity:.85}

/* ---------- Competitor ---------- */
.competitor-container{display:flex;flex-direction:column;gap:16px}
.competitor-setup{display:flex;flex-direction:column;gap:16px}
.competitor-controls{display:flex;gap:10px;margin-bottom:8px;flex-wrap:wrap}
.competitor-list{display:flex;flex-direction:column;gap:12px}

.comp-item{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:14px;
  box-shadow:var(--shadow-sm);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
}
.comp-item-head{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.comp-item-label{
  flex:1;
  font-size:14px;
  font-weight:600;
  color:var(--text);
  border:none;
  background:none;
  outline:none;
  border-bottom:1px dashed var(--border-2);
  padding:2px 4px;
}
.comp-item-label:focus{border-bottom-color:var(--primary-d)}
.comp-remove{
  width:28px;height:28px;
  border-radius:6px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--red);
  font-size:18px;
  transition:background .15s;
}
.comp-remove:hover{background:var(--red-l)}
.comp-item textarea{
  width:100%;
  min-height:100px;
  font-size:13px;
  line-height:1.6;
}

/* Competitor Results */
.comp-results-head{margin-bottom:20px}
.comp-results-head h3{font-size:16px;margin-bottom:8px;color:var(--text)}

.comp-table-wrap{
  overflow-x:auto;
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
}
.comp-table{width:100%;border-collapse:collapse;font-size:13px}
.comp-table th,.comp-table td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--border)}
.comp-table th{background:var(--bg-soft);font-weight:600;font-size:12px;color:var(--text-2);white-space:nowrap}
.comp-table td{color:var(--text)}
.comp-table tr:last-child td{border-bottom:none}
.comp-table .comp-name{font-weight:600;color:var(--primary-d)}
.comp-score-cell{font-weight:700;font-size:15px}
.comp-bar{height:5px;border-radius:3px;background:var(--border);margin-top:4px;overflow:hidden}
.comp-bar-fill{height:100%;border-radius:3px}

.gap-section{margin-top:24px}
.gap-section h3{font-size:16px;margin-bottom:12px;color:var(--text)}
.gap-list{display:flex;flex-direction:column;gap:10px}
.gap-item{
  display:flex;
  align-items:flex-start;
  gap:12px;
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  padding:12px 16px;
  box-shadow:var(--shadow-sm);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
}
.gap-icon{font-size:18px;flex-shrink:0}
.gap-content h4{font-size:14px;margin-bottom:4px;color:var(--text)}
.gap-content p{font-size:12px;color:var(--text-2);line-height:1.6}
.gap-priority{flex-shrink:0;padding:3px 10px;border-radius:12px;font-size:11px;font-weight:600}
.gap-priority.high{background:var(--red-l);color:var(--red)}
.gap-priority.med{background:var(--amber-l);color:var(--amber)}
.gap-priority.low{background:var(--blue-l);color:var(--blue)}

/* ---------- Generate ---------- */
.generate-container{display:flex;flex-direction:column;gap:20px}
.generate-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  gap:14px;
}
.gen-card{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:18px;
  box-shadow:var(--shadow-sm);
  display:flex;
  flex-direction:column;
  gap:8px;
  transition:box-shadow .2s,border-color .2s;
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
}
.gen-card:hover{box-shadow:var(--shadow);border-color:var(--primary)}
.gen-card-head{display:flex;align-items:center;gap:8px}
.gen-icon{font-size:20px}
.gen-card h3{font-size:14px;font-weight:600;color:var(--text)}
.gen-card p{font-size:12px;color:var(--text-2);line-height:1.6;flex:1}
.gen-btn{align-self:flex-start;margin-top:4px}

.gen-result{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
}
.gen-result-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:12px 18px;
  background:var(--bg-soft);
  border-bottom:1px solid var(--border);
}
.gen-result-head h3{font-size:15px;color:var(--text)}
.gen-result-actions{display:flex;gap:8px}
.gen-copy-all{
  padding:6px 14px;
  border-radius:6px;
  font-size:12px;
  font-weight:500;
  background:var(--primary);
  color:#fff;
  transition:opacity .15s;
}
.gen-copy-all:hover{opacity:.85}
.gen-result-body{padding:20px;max-height:500px;overflow-y:auto}
.gen-output{
  font-size:14px;
  line-height:1.8;
  white-space:pre-wrap;
  word-break:break-word;
  color:var(--text);
}
.gen-output.code{
  font-family:var(--mono);
  font-size:13px;
  background:var(--bg-soft);
  padding:16px;
  border-radius:var(--radius-sm);
  border:1px solid var(--border);
}
.gen-section{margin-bottom:20px;padding-bottom:20px;border-bottom:1px solid var(--border)}
.gen-section:last-child{border-bottom:none;margin-bottom:0}
.gen-section-title{font-size:13px;font-weight:600;color:var(--primary-d);margin-bottom:10px}

/* ---------- Report ---------- */
.report-container{display:flex;flex-direction:column;gap:20px}
.report-hero{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:28px;
  box-shadow:var(--shadow);
  text-align:center;
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
}
.report-score-big{font-size:56px;font-weight:700;line-height:1;margin:8px 0;color:var(--text)}
.report-grade-big{display:inline-block;padding:6px 20px;border-radius:8px;font-size:16px;font-weight:600;margin-bottom:8px}
.report-hero p{color:var(--text-2);font-size:14px;max-width:500px;margin:0 auto}

.report-section{display:flex;flex-direction:column;gap:12px}
.report-section-title{font-size:16px;font-weight:700;display:flex;align-items:center;gap:8px;color:var(--text)}

.issue-list{display:flex;flex-direction:column;gap:10px}
.issue-item{
  display:flex;
  align-items:flex-start;
  gap:14px;
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  padding:14px 18px;
  box-shadow:var(--shadow-sm);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
}
.issue-priority{
  flex-shrink:0;
  width:32px;height:32px;
  border-radius:8px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:14px;
  font-weight:700;
}
.issue-priority.p1{background:var(--red-l);color:var(--red)}
.issue-priority.p2{background:var(--amber-l);color:var(--amber)}
.issue-priority.p3{background:var(--blue-l);color:var(--blue)}
.issue-body{flex:1}
.issue-body h4{font-size:14px;font-weight:600;margin-bottom:4px;color:var(--text)}
.issue-body p{font-size:13px;color:var(--text-2);line-height:1.6}
.issue-dimension{font-size:11px;color:var(--muted);margin-top:4px}

.compare-section{display:flex;flex-direction:column;gap:14px}
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.compare-col{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
}
.compare-col-head{padding:10px 16px;font-size:13px;font-weight:600;border-bottom:1px solid var(--border);color:var(--text)}
.compare-col.before .compare-col-head{background:var(--red-l);color:var(--red)}
.compare-col.after .compare-col-head{background:var(--green-l);color:var(--green)}
.compare-col-body{padding:16px;font-size:13px;line-height:1.7;max-height:300px;overflow-y:auto;white-space:pre-wrap;color:var(--text)}
.compare-col-score{display:flex;align-items:center;gap:8px;padding:8px 16px;border-top:1px solid var(--border)}
.compare-col-score span:first-child{font-size:12px;color:var(--muted)}

.checklist{display:flex;flex-direction:column;gap:8px}
.checklist-item{
  display:flex;
  align-items:center;
  gap:10px;
  padding:10px 14px;
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  font-size:13px;
  box-shadow:var(--shadow-sm);
  color:var(--text);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  cursor:pointer;
  transition:all .15s;
}
.checklist-item:hover{border-color:var(--glass-border-hover)}
.checklist-box{
  width:18px;height:18px;
  border-radius:4px;
  border:2px solid var(--border-2);
  flex-shrink:0;
  transition:all .15s;
}
.checklist-item.done .checklist-box{background:var(--green);border-color:var(--green)}
.checklist-item.done .checklist-text{text-decoration:line-through;color:var(--muted)}

.report-export{display:flex;justify-content;margin-top:8px}

/* ---------- Modal ---------- */
.modal-overlay{
  position:fixed;
  inset:0;
  background:rgba(6,8,24,0.7);
  display:flex;
  align-items:center;
  justify-content:center;
  z-index:200;
  animation:geoFadeIn .2s;
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
.modal-box{
  background:rgba(20,27,65,0.95);
  border:1px solid var(--glass-border-hover);
  border-radius:var(--radius);
  padding:28px;
  max-width:480px;
  width:90%;
  box-shadow:var(--shadow-lg);
  position:relative;
  backdrop-filter:blur(40px);
  -webkit-backdrop-filter:blur(40px);
}
.modal-close{
  position:absolute;
  top:12px;
  right:16px;
  font-size:24px;
  color:var(--muted);
  line-height:1;
  cursor:pointer;
  transition:color .15s;
}
.modal-close:hover{color:var(--text)}
.modal-box h2{font-size:18px;margin-bottom:12px;color:var(--text)}
.modal-box h3{font-size:14px;margin:16px 0 8px;color:var(--text)}
.modal-box p{font-size:13px;color:var(--text-2);line-height:1.7;margin-bottom:8px}
.modal-box p strong{color:var(--text)}
.modal-box ul{list-style:none;font-size:13px;color:var(--text-2)}
.modal-box ul li{padding:4px 0;padding-left:16px;position:relative}
.modal-box ul li::before{content:'✓';position:absolute;left:0;color:var(--green)}
.modal-note{font-size:12px;color:var(--muted);margin-top:16px;font-style:italic}

/* ---------- Toast ---------- */
.toast{
  position:fixed;
  bottom:30px;
  left:50%;
  transform:translateX(-50%) translateY(100px);
  background:rgba(20,27,65,0.95);
  border:1px solid var(--glass-border-hover);
  color:#fff;
  padding:10px 24px;
  border-radius:8px;
  font-size:13px;
  z-index:300;
  opacity:0;
  transition:all .3s;
  pointer-events:none;
  box-shadow:var(--shadow-lg);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
}
.toast.show{transform:translateX(-50%) translateY(0);opacity:1}

/* ---------- Loading ---------- */
.loading-overlay{
  position:fixed;
  inset:0;
  background:rgba(6,8,24,0.8);
  display:flex;
  align-items:center;
  justify-content:center;
  z-index:250;
  backdrop-filter:blur(4px);
  -webkit-backdrop-filter:blur(4px);
}
.loading-box{text-align:center}
.loading-spinner{
  width:40px;height:40px;
  border:4px solid var(--primary-l);
  border-top-color:var(--primary);
  border-radius:50%;
  margin:0 auto 16px;
  animation:geoSpin .8s linear infinite;
}
@keyframes geoSpin{to{transform:rotate(360deg)}}
.loading-box p{font-size:14px;color:var(--text-2)}

/* ---------- Score Colors ---------- */
.text-green{color:var(--green)} .text-blue{color:var(--blue)}
.text-amber{color:var(--amber)} .text-red{color:var(--red)}
.bg-green{background:var(--green)} .bg-blue{background:var(--blue)}
.bg-amber{background:var(--amber)} .bg-red{background:var(--red)}

/* ---------- Responsive ---------- */
@media(max-width:900px){
  .input-layout{grid-template-columns:1fr}
  .input-side{position:static}
  .sidebar{width:60px}
  .nav-text,.nav-step{display:none}
  .nav-item{justify-content:center}
  .nav-status{font-size:0}
  .nav-status .status-dot{margin:0}
  .nav-score-badge{font-size:0}
  .nav-score-badge .score-badge-label{display:none}
  .main-content{padding:20px;max-width:calc(100vw - 60px)}
  .compare-grid{grid-template-columns:1fr}
  .score-hero{flex-direction:column;text-align:center}
}
@media(max-width:768px){
  .sidebar{
    width:100%;
    height:auto;
    position:relative;
    top:0;
    flex-direction:row;
    overflow-x:auto;
    overflow-y:hidden;
    border-right:none;
    border-bottom:1px solid var(--border);
    padding:8px;
  }
  .nav-item{flex-shrink:0}
  .nav-divider,.nav-status,.nav-score-badge{display:none}
  .nav-text{display:inline}
  .geo-app{flex-direction:column}
  .main-content{max-width:100%;padding:20px}
}
@media(max-width:600px){
  .form-row.two-col{grid-template-columns:1fr}
  .score-grid{grid-template-columns:1fr}
  .generate-grid{grid-template-columns:1fr}
  .action-bar{flex-direction:column}
  .action-bar button{width:100%}
  .url-input-group{flex-direction:column}
  .input-source-toggle{width:100%}
  .src-tab{flex:1;text-align:center;padding:9px 10px}
}

/* ---------- Help / FAQ ---------- */
.help-container{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:32px}
.help-section-title{font-size:18px;font-weight:600;color:var(--text-primary);margin-bottom:16px}

/* Quick start step flow */
.help-step-flow{display:flex;flex-direction:column;gap:14px}
.help-step{
  display:flex;
  gap:14px;
  align-items:flex-start;
  padding:16px 18px;
  background:var(--surface-alt);
  border-radius:10px;
  border:1px solid var(--border);
}
.help-step-num{
  flex-shrink:0;
  width:32px;height:32px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--purple));
  color:#fff;
  font-size:14px;
  font-weight:600;
  display:flex;
  align-items:center;
  justify-content:center;
}
.help-step strong{display:block;font-size:14px;margin-bottom:4px;color:var(--text-primary)}
.help-step p{font-size:13px;color:var(--text-secondary);line-height:1.6;margin:0}

/* FAQ accordion */
.faq-item{
  border:1px solid var(--border);
  border-radius:10px;
  margin-bottom:10px;
  overflow:hidden;
  background:var(--surface);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
}
.faq-item[open]{border-color:var(--primary)}
.faq-q{
  padding:14px 18px;
  font-size:14px;
  font-weight:500;
  color:var(--text-primary);
  cursor:pointer;
  list-style:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  user-select:none;
  transition:background .15s;
}
.faq-q:hover{background:var(--surface-alt)}
.faq-q::-webkit-details-marker{display:none}
.faq-q::after{content:'▸';font-size:14px;color:var(--text-secondary);transition:transform .2s;flex-shrink:0;margin-left:12px}
.faq-item[open] .faq-q::after{transform:rotate(90deg);color:var(--primary)}
.faq-item[open] .faq-q{background:var(--surface-alt);border-bottom:1px solid var(--border)}
.faq-a{padding:16px 18px;font-size:13px;line-height:1.7;color:var(--text-secondary)}
.faq-a ul,.faq-a ol{padding-left:18px;margin:8px 0}
.faq-a li{margin-bottom:5px}
.faq-a strong{color:var(--text-primary)}
.faq-a p{margin:8px 0}
.faq-a code{background:var(--surface-alt);padding:1px 6px;border-radius:4px;font-size:12px;color:var(--primary-d)}

.faq-tip{
  background:var(--surface-alt);
  border-left:3px solid var(--primary);
  padding:10px 14px;
  border-radius:0 8px 8px 0;
  margin:12px 0 4px!important;
  font-size:13px;
  color:var(--text-secondary);
}

.faq-table{width:100%;border-collapse:collapse;margin:12px 0;font-size:13px}
.faq-table th,.faq-table td{border:1px solid var(--border);padding:8px 12px;text-align:left}
.faq-table th{background:var(--surface-alt);font-weight:600;color:var(--text-primary)}
.faq-table tr:nth-child(even) td{background:var(--surface-alt)}

/* ---------- Scrollbar (dark) ---------- */
::-webkit-scrollbar-track{background:rgba(6,8,24,0.5)}
::-webkit-scrollbar-thumb{background:linear-gradient(180deg,rgba(99,102,241,0.5),rgba(139,92,246,0.5))}