/* 
   FilingLens AI  Stylesheet
   Aesthetic: Dark fintech / editorial brutalism
   Fonts: Syne (display) + JetBrains Mono + Inter
 */

/*  CSS Custom Properties  */
:root {
  --bg-base:       #080c14;
  --bg-surface:    #0d1220;
  --bg-card:       #111827;
  --bg-card-hover: #161f30;
  --bg-input:      #0d1525;

  --accent-primary: #00d4ff;
  --accent-warm:    #ff6b35;
  --accent-green:   #22d3a5;
  --accent-red:     #ff4a6e;
  --accent-yellow:  #fbbf24;

  --text-primary:   #f0f4ff;
  --text-secondary: #8b9ab5;
  --text-muted:     #4a5568;
  --text-mono:      #a0e4f1;

  --border-default: rgba(255,255,255,0.06);
  --border-accent:  rgba(0,212,255,0.25);
  --border-glow:    rgba(0,212,255,0.5);

  --glow-primary:  rgba(0, 212, 255, 0.12);
  --glow-warm:     rgba(255, 107, 53, 0.10);
  --glow-green:    rgba(34, 211, 165, 0.10);

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  18px;
  --radius-xl:  24px;

  --shadow-card: 0 1px 3px rgba(0,0,0,0.4), 0 8px 32px rgba(0,0,0,0.3);
  --shadow-glow: 0 0 40px var(--glow-primary);

  --font-display: 'Syne', sans-serif;
  --font-body:    'Inter', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

/*  Reset & Base  */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/*  Texture Overlays  */
.noise-overlay {
  position: fixed;
  inset: 0;
  opacity: 0.028;
  pointer-events: none;
  z-index: 9999;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-size: 256px;
}

.grid-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 48px 48px;
}

/*  Navbar  */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  background: rgba(8, 12, 20, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-default);
  transition: background var(--transition), border-color var(--transition);
}

.navbar.scrolled {
  background: rgba(8, 12, 20, 0.92);
  border-color: rgba(255,255,255,0.08);
}

.nav-inner {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.logo-mark {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--accent-primary), #0077ff);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  color: #fff;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

.logo-ai {
  color: var(--accent-primary);
  font-size: 0.9em;
}

.nav-links {
  display: flex;
  gap: 0.25rem;
  margin-left: 1rem;
}

.nav-link {
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color var(--transition), background var(--transition);
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,0.05);
}

.nav-badge {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--accent-green);
  font-family: var(--font-mono);
  background: rgba(34, 211, 165, 0.08);
  padding: 0.3rem 0.8rem;
  border-radius: 100px;
  border: 1px solid rgba(34, 211, 165, 0.2);
}

.badge-dot {
  width: 6px;
  height: 6px;
  background: var(--accent-green);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.7); }
}

/*  Hero Section  */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 7rem 2rem 4rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.25;
}

.glow-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, var(--accent-primary), transparent 70%);
  top: -100px; left: -100px;
  animation: glow-drift 8s ease-in-out infinite alternate;
}

.glow-2 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, var(--accent-warm), transparent 70%);
  bottom: -100px; right: 10%;
  animation: glow-drift 10s ease-in-out infinite alternate-reverse;
}

.glow-3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, var(--accent-green), transparent 70%);
  top: 50%; left: 50%;
  animation: glow-drift 12s ease-in-out infinite alternate;
}

@keyframes glow-drift {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(40px, 30px) scale(1.1); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
  animation: fade-up 0.8s ease both;
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-eyebrow {
  margin-bottom: 1.5rem;
}

.eyebrow-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: 100px;
  font-size: 0.78rem;
  font-family: var(--font-mono);
  color: var(--accent-primary);
  letter-spacing: 0.03em;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.title-gradient {
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-warm));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: 2rem;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.btn-primary, .btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary), #0077ff);
  color: #fff;
  box-shadow: 0 4px 24px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 212, 255, 0.45);
}

.btn-ghost {
  background: rgba(255,255,255,0.04);
  color: var(--text-secondary);
  border: 1px solid var(--border-default);
}

.btn-ghost:hover {
  background: rgba(255,255,255,0.08);
  color: var(--text-primary);
  border-color: rgba(255,255,255,0.12);
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--accent-primary);
}

.stat-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.stat-divider {
  width: 1px;
  height: 32px;
  background: var(--border-default);
}

/* Hero Terminal */
.hero-terminal {
  position: absolute;
  right: 3rem;
  top: 50%;
  transform: translateY(-50%);
  width: 420px;
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card), 0 0 60px rgba(0, 212, 255, 0.06);
  animation: float 6s ease-in-out infinite;
  z-index: 1;
}

@keyframes float {
  0%, 100% { transform: translateY(-50%) translateX(0); }
  50%       { transform: translateY(calc(-50% - 10px)) translateX(0); }
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--border-default);
}

.term-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.term-dot.red    { background: #ff5f57; }
.term-dot.yellow { background: #ffbd2e; }
.term-dot.green  { background: #28c840; }

.term-title {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.terminal-body {
  padding: 1.2rem 1.2rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.9;
}

.term-line { color: var(--text-secondary); }
.term-prompt { color: var(--accent-primary); margin-right: 0.5rem; }
.term-cmd { color: var(--text-primary); }
.term-info { color: var(--text-muted); margin-right: 0.5rem; }
.term-success { color: var(--accent-green); }
.term-check { color: var(--accent-green); margin-right: 0.5rem; }

.term-cursor {
  display: inline-block;
  color: var(--accent-primary);
  animation: blink 1.1s step-end infinite;
  margin-top: 0.25rem;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/*  Sections Common  */
.section-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--accent-primary);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 0.75rem;
}

.section-sub {
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 auto;
  font-size: 1rem;
}

/*  Features Section  */
.features-section {
  padding: 6rem 2rem;
  position: relative;
  z-index: 1;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(0, 212, 255, 0.03));
  opacity: 0;
  transition: opacity var(--transition);
}

.feature-card:hover {
  border-color: var(--border-accent);
  background: var(--bg-card-hover);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0, 212, 255, 0.08);
}

.feature-card:hover::before { opacity: 1; }

.card-primary {
  border-color: rgba(0, 212, 255, 0.18);
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.06), var(--bg-card));
}

.feature-icon-wrap {
  width: 44px; height: 44px;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-primary);
  font-size: 1.1rem;
  margin-bottom: 1.1rem;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.feature-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.feature-tag {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.2rem 0.6rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-default);
  border-radius: 4px;
  font-size: 0.68rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/*  Analyzer Section  */
.analyzer-section {
  padding: 6rem 2rem;
  position: relative;
  z-index: 1;
  background: linear-gradient(180deg, transparent, rgba(0, 212, 255, 0.02), transparent);
}

.analyzer-layout {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 2rem;
  align-items: start;
}

/*  Input Panel  */
.input-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: sticky;
  top: 80px;
}

.source-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: 4px;
}

.toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.6rem 0.75rem;
  border: none;
  border-radius: 9px;
  font-size: 0.82rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all var(--transition);
  color: var(--text-muted);
  background: transparent;
}

.toggle-btn.active {
  background: var(--bg-surface);
  color: var(--text-primary);
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.toggle-btn:hover:not(.active) {
  color: var(--text-secondary);
}

/* Drop Zone */
.drop-zone {
  border: 2px dashed rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
  background: rgba(255,255,255,0.015);
}

.drop-zone:hover, .drop-zone.dragover {
  border-color: var(--accent-primary);
  background: rgba(0, 212, 255, 0.04);
}

.drop-icon {
  font-size: 2rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  transition: color var(--transition);
}

.drop-zone:hover .drop-icon,
.drop-zone.dragover .drop-icon { color: var(--accent-primary); }

.drop-title {
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.3rem;
}

.drop-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-bottom: 1rem;
}

.drop-browse-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1.1rem;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.25);
  border-radius: var(--radius-sm);
  color: var(--accent-primary);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

.drop-browse-btn:hover {
  background: rgba(0, 212, 255, 0.2);
}

.upload-status {
  margin-top: 0.5rem;
}

.upload-status-inner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 1rem;
  background: rgba(34, 211, 165, 0.08);
  border: 1px solid rgba(34, 211, 165, 0.2);
  border-radius: var(--radius-md);
  color: var(--accent-green);
  font-size: 0.85rem;
}

.upload-status-inner i {
  font-size: 1.1rem;
}

#upload-filename {
  flex: 1;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.clear-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.2rem;
  transition: color var(--transition);
}
.clear-btn:hover { color: var(--accent-red); }

/* Field Groups */
.field-group { display: flex; flex-direction: column; gap: 0.5rem; }

.field-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.optional-tag {
  font-weight: 400;
  color: var(--text-muted);
  text-transform: none;
  letter-spacing: 0;
  margin-left: 0.35rem;
}

.field-input-wrap {
  position: relative;
}

.field-icon {
  position: absolute;
  left: 0.9rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.85rem;
}

.field-input {
  width: 100%;
  padding: 0.7rem 0.9rem 0.7rem 2.5rem;
  background: var(--bg-input);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.88rem;
  transition: all var(--transition);
  outline: none;
}

.field-input:focus {
  border-color: var(--border-accent);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.field-input::placeholder { color: var(--text-muted); }

.select-wrap {
  position: relative;
}

.field-select {
  width: 100%;
  padding: 0.7rem 2.5rem 0.7rem 0.9rem;
  background: var(--bg-input);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.88rem;
  outline: none;
  appearance: none;
  cursor: pointer;
  transition: border-color var(--transition);
}

.field-select:focus { border-color: var(--border-accent); }

.select-arrow {
  position: absolute;
  right: 0.9rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.75rem;
  pointer-events: none;
}

.field-hint {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.section-filter { display: flex; flex-direction: column; gap: 0.5rem; }

/* Analyze Button */
.analyze-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0.9rem 1.5rem;
  background: linear-gradient(135deg, var(--accent-primary), #0077ff);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 700;
  font-family: var(--font-display);
  cursor: pointer;
  transition: all var(--transition);
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0, 212, 255, 0.25);
  letter-spacing: 0.01em;
}

.analyze-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 212, 255, 0.4);
}

.analyze-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  position: relative;
  z-index: 1;
}

.btn-shimmer {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transform: translateX(-100%);
  transition: transform 0.5s ease;
}

.analyze-btn:hover .btn-shimmer { transform: translateX(100%); }

/* Pipeline Info */
.pipeline-info {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  padding: 0.75rem;
  background: rgba(255,255,255,0.02);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
}

.pipe-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  flex: 1;
  min-width: 60px;
}

.pipe-num {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--accent-primary);
  font-weight: 600;
}

.pipe-label {
  font-size: 0.62rem;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.3;
}

.pipe-arrow {
  color: var(--text-muted);
  font-size: 0.6rem;
  flex-shrink: 0;
}

/*  Results Panel  */
.results-panel {
  min-height: 500px;
}

/* Empty State */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 420px;
  border: 1px dashed var(--border-default);
  border-radius: var(--radius-xl);
  padding: 3rem;
  background: rgba(255,255,255,0.01);
}

.empty-icon {
  font-size: 2.5rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
  opacity: 0.5;
}

.empty-state h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.empty-state p {
  color: var(--text-muted);
  max-width: 320px;
  font-size: 0.875rem;
}

/* Loading State */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 3rem;
  gap: 1.25rem;
}

.loading-animation {
  position: relative;
  width: 80px;
  height: 80px;
}

.loading-ring {
  position: absolute;
  inset: 0;
  border: 2px solid transparent;
  border-top-color: var(--accent-primary);
  border-radius: 50%;
  animation: spin 1.2s linear infinite;
}

.ring-2 {
  inset: 10px;
  border-top-color: var(--accent-warm);
  animation-duration: 0.9s;
  animation-direction: reverse;
}

.ring-3 {
  inset: 20px;
  border-top-color: var(--accent-green);
  animation-duration: 0.7s;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
}

.loading-sub {
  color: var(--text-muted);
  font-size: 0.83rem;
  max-width: 340px;
}

.loading-steps {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  width: 100%;
  max-width: 360px;
  text-align: left;
}

.load-step {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.83rem;
  color: var(--text-muted);
  opacity: 0.4;
  transition: opacity 0.4s ease, color 0.4s ease;
}

.load-step.active {
  opacity: 1;
  color: var(--text-secondary);
}

.load-step.done {
  opacity: 1;
  color: var(--accent-green);
}

.lstep-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
  transition: background 0.4s;
}

.load-step.active .lstep-dot { background: var(--accent-primary); box-shadow: 0 0 8px var(--accent-primary); }
.load-step.done  .lstep-dot  { background: var(--accent-green); }

/* Results Cards */
.results-content {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  animation: fade-up 0.5s ease both;
}

.result-card {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.card-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.1rem;
}

.card-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
}

.card-title i { color: var(--accent-primary); }

/* Sentiment Hero Card */
.sentiment-hero {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.5rem;
  align-items: start;
  border-left: 3px solid var(--accent-primary);
}

.sentiment-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  gap: 0.4rem;
  min-width: 130px;
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.2);
}

.sentiment-badge.positive {
  background: rgba(34, 211, 165, 0.1);
  border-color: rgba(34, 211, 165, 0.3);
}

.sentiment-badge.negative {
  background: rgba(255, 74, 110, 0.1);
  border-color: rgba(255, 74, 110, 0.3);
}

.sentiment-badge.neutral {
  background: rgba(251, 191, 36, 0.08);
  border-color: rgba(251, 191, 36, 0.2);
}

.sentiment-icon {
  font-size: 1.6rem;
}

.sentiment-label {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.result-meta {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.meta-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--border-default);
  gap: 1rem;
}

.meta-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  flex-shrink: 0;
}

.meta-value {
  font-size: 0.85rem;
  color: var(--text-primary);
  text-align: right;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.meta-value.mono {
  font-family: var(--font-mono);
  color: var(--text-mono);
}

/* Distribution Chart */
.distribution-chart {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.dist-bar-row {
  display: grid;
  grid-template-columns: 80px 1fr 48px;
  align-items: center;
  gap: 0.75rem;
}

.dist-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.dist-label.positive { color: var(--accent-green); }
.dist-label.neutral  { color: var(--accent-yellow); }
.dist-label.negative { color: var(--accent-red); }

.dist-bar-track {
  height: 8px;
  background: rgba(255,255,255,0.06);
  border-radius: 100px;
  overflow: hidden;
}

.dist-bar-fill {
  height: 100%;
  border-radius: 100px;
  width: 0;
  transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.dist-bar-fill.positive { background: linear-gradient(90deg, var(--accent-green), #38ef7d); }
.dist-bar-fill.neutral  { background: linear-gradient(90deg, var(--accent-yellow), #ffda85); }
.dist-bar-fill.negative { background: linear-gradient(90deg, var(--accent-red), #ff8fa3); }

.dist-pct {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
  text-align: right;
}

/* Summary */
.result-explanation {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.result-summary-box {
  padding: 1rem;
  background: rgba(0, 212, 255, 0.04);
  border-left: 2px solid var(--accent-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.summary-label {
  display: block;
  font-size: 0.65rem;
  font-family: var(--font-mono);
  color: var(--accent-primary);
  letter-spacing: 0.12em;
  margin-bottom: 0.35rem;
}

.result-summary-box p {
  font-size: 0.875rem;
  color: var(--text-primary);
  line-height: 1.65;
}

.edgar-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.9rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.8rem;
  text-decoration: none;
  transition: all var(--transition);
}

.edgar-link-btn:hover {
  border-color: var(--border-accent);
  color: var(--accent-primary);
}

/* Preview Badge */
.preview-badge {
  font-size: 0.68rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  background: rgba(255,255,255,0.04);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

.text-preview {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-height: 200px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-word;
  padding: 1rem;
  background: rgba(255,255,255,0.02);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
}

.text-preview::-webkit-scrollbar { width: 4px; }
.text-preview::-webkit-scrollbar-track { background: transparent; }
.text-preview::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 2px; }

/* Chunk List */
.chunk-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  max-height: 360px;
  overflow-y: auto;
  padding-right: 0.25rem;
}

.chunk-list::-webkit-scrollbar { width: 4px; }
.chunk-list::-webkit-scrollbar-track { background: transparent; }
.chunk-list::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 2px; }

.chunk-item {
  display: grid;
  grid-template-columns: 32px 80px 1fr;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.9rem;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  transition: border-color var(--transition);
  animation: fade-up 0.4s ease both;
}

.chunk-item:hover { border-color: var(--border-accent); }

.chunk-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  text-align: center;
}

.chunk-sentiment-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.55rem;
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.chunk-sentiment-pill.positive { background: rgba(34,211,165,0.12); color: var(--accent-green); }
.chunk-sentiment-pill.neutral  { background: rgba(251,191,36,0.1);  color: var(--accent-yellow); }
.chunk-sentiment-pill.negative { background: rgba(255,74,110,0.1);  color: var(--accent-red); }

.chunk-summary {
  font-size: 0.78rem;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/*  About Section  */
.about-section {
  padding: 6rem 2rem;
  background: linear-gradient(180deg, transparent, rgba(255,255,255,0.01), transparent);
  position: relative;
  z-index: 1;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 4rem;
  align-items: start;
}

.about-text .section-header { text-align: left; margin-bottom: 1.5rem; }
.about-text .section-title { margin-bottom: 1rem; }

.about-text > p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.75;
}

.architecture-steps {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.arch-step {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.arch-num {
  width: 36px;
  height: 36px;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent-primary);
  flex-shrink: 0;
}

.arch-step h4 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.2rem;
}

.arch-step p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Spec Card */
.about-spec-card {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  position: sticky;
  top: 80px;
}

.about-spec-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  color: var(--text-secondary);
}

.spec-table {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.spec-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border-default);
}

.spec-row:last-child { border-bottom: none; }

.spec-k {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.spec-v {
  font-size: 0.82rem;
  color: var(--text-primary);
}

.spec-v.mono {
  font-family: var(--font-mono);
  color: var(--text-mono);
  font-size: 0.78rem;
}

/*  Footer  */
.footer {
  border-top: 1px solid var(--border-default);
  padding: 2.5rem 2rem;
  position: relative;
  z-index: 1;
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  text-align: center;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--text-secondary);
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-muted);
  max-width: 480px;
}

.footer-links {
  display: flex;
  gap: 0.75rem;
  font-size: 0.72rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  flex-wrap: wrap;
  justify-content: center;
}

/*  Utility  */
.mono { font-family: var(--font-mono) !important; }

/*  Scrollbar  */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 3px; }

/*  Responsive  */
@media (max-width: 1100px) {
  .hero-terminal { display: none; }
  .analyzer-layout { grid-template-columns: 1fr; }
  .input-panel { position: static; }
  .about-grid { grid-template-columns: 1fr; }
  .about-spec-card { position: static; }
}

@media (max-width: 680px) {
  .hero { padding: 6rem 1.25rem 3rem; }
  .hero-stats { gap: 1rem; }
  .features-section, .analyzer-section, .about-section { padding: 4rem 1.25rem; }
  .sentiment-hero { grid-template-columns: 1fr; }
  .nav-links { display: none; }
}