/* ── PreViral Premium Dark UI ─────────────────────────────────────────── */
:root {
  --bg:          #080b11;
  --surface:     #0e1420;
  --surface2:    #131a28;
  --border:      rgba(255,255,255,0.07);
  --border-glow: rgba(99,102,241,0.35);
  --accent:      #6366f1;
  --accent2:     #8b5cf6;
  --accent3:     #06b6d4;
  --green:       #10b981;
  --orange:      #f59e0b;
  --red:         #ef4444;
  --text:        #f1f5f9;
  --text-sub:    #94a3b8;
  --text-muted:  #475569;
  --glass-bg:    rgba(14,20,40,0.75);
  --glass-blur:  blur(20px);
  --radius:      16px;
  --radius-sm:   10px;
  --shadow:      0 8px 32px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 40px rgba(99,102,241,0.15);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

/* ── Background ───────────────────────────────────────────────────────── */
body::before {
  content: '';
  position: fixed; inset: 0; z-index: -1;
  background:
    radial-gradient(ellipse 80% 60% at 20% 10%, rgba(99,102,241,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 80%, rgba(139,92,246,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 50% 50%, rgba(6,182,212,0.05) 0%, transparent 70%),
    var(--bg);
}

/* ── Nav ──────────────────────────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 32px;
  background: rgba(8,11,17,0.85);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
}
.nav-brand { display: flex; align-items: center; gap: 10px; }
.nav-logo { font-size: 20px; }
.nav-name { font-size: 18px; font-weight: 800; letter-spacing: -0.5px; }
.nav-tag {
  font-size: 11px; font-weight: 500; color: var(--accent);
  background: rgba(99,102,241,0.12); border: 1px solid rgba(99,102,241,0.25);
  padding: 3px 10px; border-radius: 20px;
}
.nav-links { display: flex; align-items: center; gap: 20px; }
.nav-stat { font-size: 13px; color: var(--text-sub); }
.nav-stat strong { color: var(--green); }
.nav-gh {
  font-size: 13px; font-weight: 600; color: var(--text);
  text-decoration: none; background: var(--surface2);
  border: 1px solid var(--border); padding: 6px 14px; border-radius: 8px;
  transition: all 0.2s;
}
.nav-gh:hover { border-color: var(--accent); color: var(--accent); }

/* ── Main ─────────────────────────────────────────────────────────────── */
.main {
  max-width: 860px; margin: 0 auto;
  padding: 100px 20px 80px;
  display: flex; flex-direction: column; gap: 24px;
}

/* ── Glass card ───────────────────────────────────────────────────────── */
.glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow), var(--shadow-glow);
}
.glass-sm {
  background: rgba(14,20,40,0.6);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

/* ── Hero ─────────────────────────────────────────────────────────────── */
.hero { position: relative; padding: 20px 0 12px; }
.hero-glow {
  position: absolute; top: -100px; left: 50%; transform: translateX(-50%);
  width: 600px; height: 400px;
  background: radial-gradient(ellipse, rgba(99,102,241,0.18) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600; color: var(--accent);
  background: rgba(99,102,241,0.1); border: 1px solid rgba(99,102,241,0.25);
  padding: 6px 14px; border-radius: 20px; margin-bottom: 24px;
}
.badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: pulse 2s infinite;
}
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.5} }

.hero-title {
  font-size: clamp(40px, 6vw, 68px);
  font-weight: 900; letter-spacing: -2px; line-height: 1.05;
  margin-bottom: 20px;
}
.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--accent2), var(--accent3));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 18px; color: var(--text-sub); max-width: 600px;
  line-height: 1.7; margin-bottom: 36px;
}
.hero-stats {
  display: flex; align-items: center; gap: 0; flex-wrap: wrap;
}
.hstat { padding: 12px 28px; text-align: center; }
.hstat-val { font-size: 28px; font-weight: 800; color: var(--accent); letter-spacing: -1px; }
.hstat-label { font-size: 12px; color: var(--text-muted); margin-top: 2px; }
.hstat-div { width: 1px; height: 40px; background: var(--border); }

/* ── Input Section ────────────────────────────────────────────────────── */
.input-card { padding: 32px; }
.input-header { margin-bottom: 28px; }
.input-header h2 { font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.input-header p { font-size: 14px; color: var(--text-sub); }

.form { display: flex; flex-direction: column; gap: 20px; }

.platform-row { display: flex; flex-direction: column; gap: 10px; }
.platform-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.pill {
  padding: 8px 16px; border-radius: 20px; font-size: 13px; font-weight: 500;
  cursor: pointer; border: 1px solid var(--border);
  background: transparent; color: var(--text-sub);
  transition: all 0.2s;
}
.pill:hover { border-color: var(--accent); color: var(--accent); }
.pill.active {
  background: rgba(99,102,241,0.15); border-color: var(--accent);
  color: var(--text);
}

.form-label {
  display: block; font-size: 13px; font-weight: 600;
  color: var(--text-sub); margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.5px;
}
.optional-tag { font-size: 11px; color: var(--text-muted); text-transform: none; font-weight: 400; }

.form-textarea, .form-input {
  width: 100%; background: var(--surface2);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text); font-family: inherit; font-size: 15px;
  padding: 14px 16px; transition: border-color 0.2s, box-shadow 0.2s;
  outline: none; resize: vertical;
}
.form-textarea::placeholder, .form-input::placeholder { color: var(--text-muted); }
.form-textarea:focus, .form-input:focus {
  border-color: var(--accent); box-shadow: 0 0 0 3px rgba(99,102,241,0.12);
}

.char-counter { text-align: right; font-size: 12px; color: var(--text-muted); margin-top: 4px; }

.upload-zone {
  border: 2px dashed var(--border); border-radius: var(--radius-sm);
  padding: 36px; text-align: center; cursor: pointer;
  transition: all 0.2s; background: rgba(14,20,40,0.4);
}
.upload-zone:hover, .upload-zone.drag-over {
  border-color: var(--accent); background: rgba(99,102,241,0.06);
}
.upload-icon { font-size: 32px; margin-bottom: 12px; }
.upload-text { font-size: 14px; color: var(--text-sub); }
.upload-link { color: var(--accent); cursor: pointer; text-decoration: underline; }
.upload-sub { font-size: 12px; color: var(--text-muted); margin-top: 6px; }

.thumb-preview {
  display: flex; align-items: center; gap: 16px;
  padding: 12px; background: var(--surface2);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
}
.thumb-preview img { height: 72px; width: 128px; object-fit: cover; border-radius: 6px; }
.thumb-remove {
  font-size: 13px; color: var(--red); background: none; border: none;
  cursor: pointer; padding: 6px 12px;
}

.meta-row { display: flex; gap: 16px; }
.form-group.half { flex: 1; }

select.form-input { cursor: pointer; }

.analyze-btn {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  padding: 16px 32px; border-radius: 12px; font-size: 16px; font-weight: 700;
  border: none; cursor: pointer; width: 100%; position: relative; overflow: hidden;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: white; letter-spacing: 0.3px;
  transition: transform 0.15s, box-shadow 0.15s;
  box-shadow: 0 4px 20px rgba(99,102,241,0.35);
}
.analyze-btn::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.1), transparent);
}
.analyze-btn:hover { transform: translateY(-1px); box-shadow: 0 8px 30px rgba(99,102,241,0.5); }
.analyze-btn:active { transform: translateY(0); }
.analyze-btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
.btn-icon { font-size: 18px; }

.analyze-btn.pulse-ready { animation: btn-pulse 2s ease-in-out infinite; }
.analyze-btn.pulse-ready:hover { animation: none; }
@keyframes btn-pulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(99,102,241,0.35); }
  50% { box-shadow: 0 4px 28px rgba(99,102,241,0.75); }
}

/* ── Loading ──────────────────────────────────────────────────────────── */
.loading-card {
  padding: 48px 32px; text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 24px;
}
.loading-orb { position: relative; width: 90px; height: 90px; }
.orb-ring {
  position: absolute; inset: 0; border-radius: 50%;
  border: 2px solid transparent;
  border-top-color: var(--accent);
  animation: spin 1.2s linear infinite;
}
.orb-ring-2 {
  inset: 10px;
  border-top-color: var(--accent2);
  animation-duration: 0.8s;
  animation-direction: reverse;
}
.orb-core {
  position: absolute; inset: 20px;
  background: radial-gradient(circle, rgba(99,102,241,0.3), transparent);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 22px;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-step { font-size: 16px; font-weight: 600; color: var(--text); }
.loading-bar-wrap {
  width: 100%; max-width: 360px; height: 4px;
  background: var(--surface2); border-radius: 2px; overflow: hidden;
}
.loading-bar {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent2), var(--accent3));
  border-radius: 2px;
  transition: width 0.5s ease;
  animation: shimmer 1.5s infinite;
}
@keyframes shimmer {
  0%   { filter: brightness(1); }
  50%  { filter: brightness(1.3); }
  100% { filter: brightness(1); }
}
.loading-substeps { display: flex; flex-direction: column; gap: 8px; width: 100%; max-width: 360px; }
.substep {
  font-size: 13px; color: var(--text-muted); padding: 6px 12px;
  border-radius: 6px; text-align: left;
  transition: all 0.3s;
}
.substep.active {
  color: var(--accent); background: rgba(99,102,241,0.08);
  border-left: 2px solid var(--accent); padding-left: 14px;
}
.substep.done { color: var(--green); }
.substep.done::before { content: '✓ '; }

/* ── Results ──────────────────────────────────────────────────────────── */
.result-hero {
  padding: 32px;
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center; gap: 28px;
}
.verdict-tier {
  font-size: 52px; font-weight: 900; letter-spacing: -2px;
  line-height: 1;
}
.verdict-tier.HIGH  { color: var(--green); text-shadow: 0 0 30px rgba(16,185,129,0.4); }
.verdict-tier.MEDIUM { color: var(--orange); text-shadow: 0 0 30px rgba(245,158,11,0.4); }
.verdict-tier.LOW   { color: var(--red); text-shadow: 0 0 30px rgba(239,68,68,0.4); }
.verdict-headline { font-size: 15px; color: var(--text-sub); margin-top: 8px; max-width: 340px; }

.result-gauge-wrap { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.gauge-ring { position: relative; width: 110px; height: 110px; }
.gauge-svg { transform: rotate(-90deg); }
.gauge-bg { fill: none; stroke: var(--surface2); stroke-width: 10; }
.gauge-fill {
  fill: none; stroke-width: 10; stroke-linecap: round;
  transition: stroke-dashoffset 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.gauge-fill.HIGH   { stroke: var(--green); filter: drop-shadow(0 0 6px rgba(16,185,129,0.6)); }
.gauge-fill.MEDIUM { stroke: var(--orange); filter: drop-shadow(0 0 6px rgba(245,158,11,0.6)); }
.gauge-fill.LOW    { stroke: var(--red); filter: drop-shadow(0 0 6px rgba(239,68,68,0.6)); }
.gauge-center {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; text-align: center;
}
.gauge-pct { font-size: 22px; font-weight: 800; }
.gauge-label { font-size: 10px; color: var(--text-muted); }
.reach-pct {
  padding: 8px 16px; font-size: 12px; text-align: center; line-height: 1.5;
  color: var(--text-sub);
}
.reach-pct span { font-weight: 700; color: var(--accent); font-size: 16px; }

.result-actions { display: flex; flex-direction: column; gap: 10px; }
.share-btn {
  padding: 12px 20px; border-radius: 10px; font-size: 14px; font-weight: 600;
  border: 1px solid var(--accent); background: rgba(99,102,241,0.12);
  color: var(--accent); cursor: pointer; display: flex; align-items: center; gap: 8px;
  transition: all 0.2s; white-space: nowrap;
}
.share-btn:hover { background: rgba(99,102,241,0.2); }
.reanalyze-btn {
  padding: 12px 20px; border-radius: 10px; font-size: 14px; font-weight: 600;
  border: 1px solid var(--border); background: transparent;
  color: var(--text-sub); cursor: pointer; transition: all 0.2s;
}
.reanalyze-btn:hover { border-color: var(--text-sub); color: var(--text); }

.share-toast {
  padding: 16px 24px; border-radius: 12px;
  background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.3);
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  animation: slideIn 0.3s ease;
}
@keyframes slideIn { from { opacity:0; transform:translateY(-8px); } to { opacity:1; transform:none; } }
.share-url {
  flex: 1; min-width: 200px; background: var(--surface2);
  border: 1px solid var(--border); border-radius: 6px;
  color: var(--accent); font-family: 'JetBrains Mono', monospace; font-size: 13px;
  padding: 6px 12px; outline: none;
}

/* ── Breakdown Grid ───────────────────────────────────────────────────── */
.breakdown-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px;
}
.breakdown-card { padding: 16px; }
.bk-label { font-size: 11px; font-weight: 600; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 10px; }
.bk-bar-wrap { height: 5px; background: var(--surface2); border-radius: 3px; margin-bottom: 8px; overflow: hidden; }
.bk-bar { height: 100%; width: 0%; border-radius: 3px; background: var(--green);
  transition: width 1s cubic-bezier(0.4,0,0.2,1); }
.bk-blue   { background: var(--accent3); }
.bk-purple { background: var(--accent2); }
.bk-orange { background: var(--orange); }
.bk-val { font-size: 20px; font-weight: 700; }
.bk-empty-note { font-size: 13px; color: var(--text-sub); font-weight: 500; padding: 4px 0; }

/* ── Section header ───────────────────────────────────────────────────── */
.section-header { display: flex; align-items: baseline; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; }
.section-header h3 { font-size: 16px; font-weight: 700; }
.section-sub { font-size: 13px; color: var(--text-muted); }

/* ── Trajectory ───────────────────────────────────────────────────────── */
.trajectory-card { padding: 28px; }
#trajectoryChart { width: 100%; height: auto; max-height: 220px; }
.trajectory-disclaimer { margin-top: 10px; font-size: 12px; color: var(--text-muted); line-height: 1.5; }

/* ── Counterfactuals ──────────────────────────────────────────────────── */
.counterfactuals-card { padding: 28px; }
.cf-list { display: flex; flex-direction: column; gap: 12px; }
.cf-item {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 16px 18px; border-radius: 10px;
  background: var(--surface2); border: 1px solid var(--border);
  animation: fadeUp 0.4s ease both;
}
.cf-item:nth-child(2) { animation-delay: 0.1s; }
.cf-item:nth-child(3) { animation-delay: 0.2s; }
@keyframes fadeUp { from { opacity:0; transform:translateY(12px); } to { opacity:1; transform:none; } }
.cf-icon { font-size: 20px; flex-shrink: 0; margin-top: 2px; }
.cf-text { font-size: 14px; line-height: 1.6; }
.cf-text strong { color: var(--text); display: block; margin-bottom: 4px; }
.cf-text span { color: var(--text-sub); }
.cf-impact {
  margin-left: auto; font-size: 12px; font-weight: 700; color: var(--green);
  background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.2);
  padding: 3px 10px; border-radius: 12px; white-space: nowrap; flex-shrink: 0;
}

/* ── AI Content Director ──────────────────────────────────────────────── */
.director-card { padding: 28px; }
.director-header { margin-bottom: 24px; }
.gemini-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 700; color: var(--accent);
  background: rgba(99,102,241,0.1); border: 1px solid rgba(99,102,241,0.25);
  padding: 6px 14px; border-radius: 20px; margin-bottom: 8px;
}
.gemini-spinner {
  width: 20px; height: 20px; border-radius: 50%;
  border: 2px solid var(--border); border-top-color: var(--accent);
  animation: spin 0.8s linear infinite;
}
.director-loading { display: flex; align-items: center; gap: 12px; color: var(--text-sub); font-size: 14px; }

.director-body { display: flex; flex-direction: column; gap: 20px; }
.caption-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.caption-box { display: flex; flex-direction: column; gap: 8px; }
.caption-box-label {
  font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;
}
.caption-box-label.before { color: var(--red); }
.caption-box-label.after  { color: var(--green); }
.caption-text {
  padding: 14px; border-radius: 8px; font-size: 14px;
  line-height: 1.65; min-height: 100px;
}
.caption-text.before { background: rgba(239,68,68,0.06); border: 1px solid rgba(239,68,68,0.15); color: var(--text-sub); }
.caption-text.after  {
  background: rgba(16,185,129,0.06); border: 1px solid rgba(16,185,129,0.2);
  color: var(--text);
  position: relative;
}
.copy-btn {
  position: absolute; top: 8px; right: 8px;
  padding: 4px 10px; font-size: 12px; border-radius: 6px;
  background: rgba(16,185,129,0.15); border: 1px solid rgba(16,185,129,0.3);
  color: var(--green); cursor: pointer; transition: all 0.2s;
}
.copy-btn:hover { background: rgba(16,185,129,0.25); }

.director-insights { display: flex; flex-direction: column; gap: 12px; }
.insight-row {
  padding: 14px 16px; border-radius: 8px;
  background: var(--surface2); border: 1px solid var(--border);
  display: flex; align-items: flex-start; gap: 10px; font-size: 14px;
}
.insight-icon { flex-shrink: 0; }
.insight-text { color: var(--text-sub); line-height: 1.55; }
.insight-text strong { color: var(--text); }
.score-lift {
  display: flex; align-items: center; gap: 16px;
  padding: 16px 20px; border-radius: 10px;
  background: rgba(16,185,129,0.07); border: 1px solid rgba(16,185,129,0.2);
}
.lift-label { font-size: 13px; color: var(--text-sub); }
.lift-val { font-size: 28px; font-weight: 800; color: var(--green); }
.lift-arrow { font-size: 18px; color: var(--text-muted); }

/* ── Live Trend Intelligence Panel ───────────────────────────────────── */
.trend-card { padding: 28px; }
.trend-body { display: flex; flex-direction: column; gap: 16px; }

.trend-bucket { display: flex; flex-direction: column; gap: 8px; }
.trend-bucket-label {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.8px; display: flex; align-items: center; gap: 6px;
}
.trend-bucket-label.fire  { color: #f59e0b; }
.trend-bucket-label.check { color: var(--green); }
.trend-bucket-label.skip  { color: var(--text-muted); }

.trend-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.trend-tag {
  display: flex; align-items: center; gap: 6px;
  padding: 7px 14px; border-radius: 20px;
  font-size: 13px; font-weight: 500; cursor: default;
  position: relative;
  transition: transform 0.15s;
}
.trend-tag:hover { transform: translateY(-1px); }
.trend-tag.fire-tag {
  background: rgba(245,158,11,0.12); border: 1px solid rgba(245,158,11,0.3);
  color: #fbbf24;
}
.trend-tag.check-tag {
  background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.25);
  color: var(--green);
}
.trend-tag.skip-tag {
  background: rgba(71,85,105,0.2); border: 1px solid rgba(71,85,105,0.3);
  color: var(--text-muted); text-decoration: line-through;
}
.trend-tag-velocity {
  font-size: 10px; font-weight: 700; padding: 1px 6px;
  border-radius: 8px; background: rgba(245,158,11,0.2); color: #fbbf24;
}
.trend-topic {
  font-size: 12px; color: var(--text-muted); margin-top: 4px;
  padding: 8px 12px; background: var(--surface2); border-radius: 6px;
}

/* ── Report section ───────────────────────────────────────────────────── */
.report-card { padding: 32px; }
.report-header { margin-bottom: 28px; }
.report-badge {
  display: inline-block; font-size: 14px; font-weight: 700;
  background: rgba(99,102,241,0.12); border: 1px solid rgba(99,102,241,0.25);
  padding: 6px 14px; border-radius: 20px; margin-bottom: 10px; color: var(--accent);
}
.report-meta { font-size: 13px; color: var(--text-muted); }

/* ── Footer ───────────────────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border); padding: 24px 32px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
  font-size: 12px; color: var(--text-muted); background: var(--surface);
}
.footer a { color: var(--accent); text-decoration: none; }

/* ── Animations & Utilities ───────────────────────────────────────────── */
.fade-in { animation: fadeIn 0.5s ease both; }
@keyframes fadeIn { from { opacity:0; transform:translateY(16px); } to { opacity:1; transform:none; } }

/* ── Responsive ───────────────────────────────────────────────────────── */
@media (max-width: 700px) {
  .nav { padding: 12px 16px; }
  .nav-links { gap: 10px; }
  .nav-stat { display: none; }
  .main { padding: 80px 12px 60px; }
  .result-hero { grid-template-columns: 1fr; }
  .breakdown-grid { grid-template-columns: repeat(2,1fr); }
  .caption-compare { grid-template-columns: 1fr; }
  .meta-row { flex-direction: column; }
  .hero-stats { flex-direction: column; gap: 8px; }
}

/* ── 10-Day Report Card ───────────────────────────────────────────────────── */
.report-card {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 16px;
  animation: fadeUp 0.4s ease both;
}
.report-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 20px 14px;
  border-bottom: 1px solid var(--border);
}
.report-card-header h3 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.02em;
}
.report-tier-badge {
  margin-left: auto;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 20px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.report-tier-badge.high  { background: rgba(16,185,129,0.15); color: #10b981; border: 1px solid rgba(16,185,129,0.3); }
.report-tier-badge.medium { background: rgba(245,158,11,0.15); color: #f59e0b; border: 1px solid rgba(245,158,11,0.3); }
.report-tier-badge.low   { background: rgba(239,68,68,0.12);  color: #ef4444; border: 1px solid rgba(239,68,68,0.25); }

.report-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}
.report-stat {
  padding: 20px;
  border-right: 1px solid var(--border);
  text-align: center;
}
.report-stat:last-child { border-right: none; }
.report-stat-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.report-stat-value {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
}
.report-stat-value.mid   { color: var(--text); }
.report-stat-value.best  { color: #10b981; }
.report-stat-value.worst { color: #ef4444; }
.report-stat-sub {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 4px;
}

.report-meta {
  display: flex;
  gap: 24px;
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.report-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-sub);
}
.report-meta-item strong { color: var(--text); font-weight: 600; }

.report-narrative {
  padding: 14px 20px;
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.6;
  border-left: 3px solid var(--accent);
  margin: 0 20px 18px;
  border-radius: 0 6px 6px 0;
  background: rgba(99,102,241,0.05);
}

/* ── Optimizer Mode ──────────────────────────────────────────────────────── */
.optimizer-badge {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 18px;
  margin-bottom: 14px;
  background: linear-gradient(135deg, rgba(99,102,241,0.12), rgba(139,92,246,0.08));
  border: 1px solid rgba(99,102,241,0.3);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.02em;
}
.optimizer-sub {
  font-size: 11px;
  font-weight: 400;
  color: var(--text-muted);
}
.optimizer-section {
  margin: 14px 0;
  padding: 14px 16px;
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.optimizer-section-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}
.optimizer-section-sub {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 12px;
}
.hook-variant {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  margin-bottom: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.hook-angle-badge {
  flex-shrink: 0;
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
}
.hook-variant-text {
  flex: 1;
  font-size: 13px;
  color: var(--text);
  line-height: 1.5;
  font-style: italic;
}
.copy-btn-sm {
  flex-shrink: 0;
  background: rgba(99,102,241,0.15);
  color: var(--accent);
  border: 1px solid rgba(99,102,241,0.3);
  border-radius: 6px;
  padding: 3px 8px;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}
.copy-btn-sm:hover { background: rgba(99,102,241,0.3); }

.hashtag-velocity-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.velocity-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 2px 8px;
  border-radius: 4px;
  white-space: nowrap;
}
.velocity-label.add    { background: rgba(16,185,129,0.15); color: #10b981; }
.velocity-label.remove { background: rgba(239,68,68,0.12);  color: #ef4444; }
.velocity-tag {
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 14px;
}
.velocity-tag.add    { background: rgba(16,185,129,0.1); color: #10b981; border: 1px solid rgba(16,185,129,0.25); }
.velocity-tag.remove { background: rgba(239,68,68,0.08); color: #ef4444; border: 1px solid rgba(239,68,68,0.2); text-decoration: line-through; }

/* ── Iteration Trail ─────────────────────────────────────────────────────── */
.iter-trail {
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  margin-bottom: 16px;
}
.iter-trail-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 12px;
}
.iter-trail-steps {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.iter-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  min-width: 72px;
  position: relative;
}
.iter-step.iter-best {
  border-color: rgba(245,158,11,0.5);
  background: rgba(245,158,11,0.06);
}
.iter-label {
  font-size: 10px;
  color: var(--text-muted);
  white-space: nowrap;
}
.iter-score {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
}
.iter-best-badge {
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #f59e0b;
  text-transform: uppercase;
}
.iter-details { margin-bottom: 16px; }
.iter-details summary {
  cursor: pointer; font-size: 12px; font-weight: 700; letter-spacing: 0.05em;
  text-transform: uppercase; color: var(--text-muted); padding: 6px 2px;
  list-style: none; display: flex; align-items: center; gap: 6px;
}
.iter-details summary::-webkit-details-marker { display: none; }
.iter-details summary::before { content: '▸'; font-size: 10px; transition: transform 0.15s; }
.iter-details[open] summary::before { transform: rotate(90deg); }
.iter-details .iter-trail { margin-top: 8px; margin-bottom: 0; }

.caption-box-label.rec     { color: var(--green); }
.caption-box-label.alt     { color: #f59e0b; }
.caption-text.alt {
  background: rgba(245,158,11,0.06); border: 1px solid rgba(245,158,11,0.2);
  color: var(--text); position: relative;
}
.alt-note {
  font-size: 13px; color: var(--text-sub); line-height: 1.55;
  padding: 12px 16px; border-radius: 8px;
  background: rgba(245,158,11,0.05); border: 1px solid rgba(245,158,11,0.15);
}

.iter-arrow {
  font-size: 16px;
  color: var(--text-muted);
  flex-shrink: 0;
}
.iter-summary {
  margin-top: 10px;
  font-size: 11px;
  color: var(--text-sub);
  font-style: italic;
}

/* -- Content Type Pills -------------------------------------------- */
.content-type-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.ct-pill {
  padding: 5px 13px;
  border-radius: 14px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  transition: all 0.18s;
  letter-spacing: 0.01em;
}

.ct-pill:hover {
  border-color: rgba(99,102,241,0.4);
  color: var(--text-sub);
}

.ct-pill.active {
  background: rgba(99,102,241,0.1);
  border-color: rgba(99,102,241,0.5);
  color: var(--accent);
}

/* -- Visual Tag States --------------------------------------------- */
.optional-tag.tag-required {
  background: rgba(239,68,68,0.12);
  color: #f87171;
  border: 1px solid rgba(239,68,68,0.25);
  border-radius: 6px;
  padding: 2px 7px;
}

.optional-tag.tag-optional {
  background: rgba(99,102,241,0.1);
  color: var(--text-sub);
}

.optional-tag.tag-na {
  background: rgba(71,85,105,0.15);
  color: var(--text-muted);
}

/* -- Describe Your Visual ------------------------------------------ */
.visual-desc-wrap {
  margin-top: 10px;
}

.visual-desc-divider {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.visual-desc-divider::before,
.visual-desc-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.visual-desc-divider span {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
}

.visual-desc-input {
  min-height: 60px;
  font-size: 13px;
}

.visual-desc-hint {
  margin-top: 5px;
  font-size: 11px;
  color: var(--text-muted);
  font-style: italic;
}

/* -- Safety Notice -------------------------------------------------- */
.safety-notice {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.2);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: #fbbf24;
  margin-bottom: 10px;
  line-height: 1.5;
}

/* -- Iteration Delta Indicators ------------------------------------ */
.iter-delta {
  font-size: 10px;
  font-weight: 700;
  margin-left: 4px;
  vertical-align: super;
}
.iter-delta.up   { color: #10b981; }
.iter-delta.down { color: #ef4444; }

/* Warn state for iter summary when score dropped */
.iter-summary-warn {
  margin-top: 10px;
  font-size: 11px;
  color: #f59e0b;
  font-style: italic;
  border-left: 2px solid rgba(245,158,11,0.4);
  padding-left: 8px;
}

/* Warn state for score lift when Gemini and LightGBM disagree */
.score-lift-warn {
  background: rgba(245,158,11,0.06);
  border: 1px solid rgba(245,158,11,0.2);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  margin-top: 14px;
}