/* ==========================================================================
   PiltiSmart Academy Scientific Proceedings - Master Design System
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,600;1,6..72,400&display=swap');

:root {
  /* Color Palette - Light Mode */
  --bg-primary: #f8fafc;
  --bg-secondary: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-solid: #ffffff;
  --bg-card-hover: #ffffff;
  --border-color: #e2e8f0;
  --border-light: #f1f5f9;
  --border-focus: #3b82f6;

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-inverse: #ffffff;

  --brand-primary: #0f172a;
  --brand-accent: #2563eb;
  --brand-accent-rgb: 37, 99, 235;
  --brand-gradient: linear-gradient(135deg, #2563eb 0%, #4f46e5 50%, #06b6d4 100%);
  --brand-hover: #1d4ed8;

  --badge-pos-bg: #dcfce7;
  --badge-pos-text: #15803d;
  --badge-neg-bg: #fee2e2;
  --badge-neg-text: #b91c1c;

  --font-sans: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Newsreader', Georgia, serif;
  --font-mono: 'JetBrains Mono', monospace;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
}

[data-theme="dark"] {
  --bg-primary: #0b0f19;
  --bg-secondary: #111827;
  --bg-card: #151d30;
  --bg-card-solid: #151d30;
  --bg-card-hover: #1e293b;
  --border-color: #27354f;
  --border-light: #1e293b;
  --border-focus: #60a5fa;

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-inverse: #0f172a;

  --brand-primary: #f8fafc;
  --brand-accent: #3b82f6;
  --brand-accent-rgb: 59, 130, 246;
  --brand-gradient: linear-gradient(135deg, #60a5fa 0%, #818cf8 50%, #38bdf8 100%);
  --brand-hover: #60a5fa;

  --badge-pos-bg: rgba(22, 163, 74, 0.2);
  --badge-pos-text: #86efac;
  --badge-neg-bg: rgba(220, 38, 38, 0.2);
  --badge-neg-text: #fca5a5;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
}

/* Global Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.25s ease, color 0.25s ease;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Layout Containers */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-narrow {
  width: 100%;
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ==========================================================================
   Sticky Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
}

.brand-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #0f172a 0%, #2563eb 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: 18px;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.25);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 16.5px;
  letter-spacing: -0.3px;
  color: var(--text-primary);
}

.brand-subtitle {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--brand-accent);
  font-weight: 700;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 14px;
  list-style: none;
}

.nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 13.5px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.nav-link:hover, .nav-link.active {
  color: var(--brand-accent);
  background: rgba(var(--brand-accent-rgb), 0.08);
}

.theme-toggle-btn {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 15px;
  transition: all 0.2s ease;
}

.theme-toggle-btn:hover {
  background: var(--border-color);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding: 64px 0 48px 0;
  background: radial-gradient(circle at 50% 15%, rgba(var(--brand-accent-rgb), 0.08) 0%, transparent 65%);
  border-bottom: 1px solid var(--border-color);
  text-align: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(var(--brand-accent-rgb), 0.08);
  border: 1px solid rgba(var(--brand-accent-rgb), 0.25);
  color: var(--brand-accent);
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.hero-title {
  font-family: var(--font-sans);
  font-size: 42px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.8px;
  color: var(--text-primary);
  max-width: 920px;
  margin: 0 auto 18px auto;
}

.hero-title-gradient {
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 16.5px;
  color: var(--text-secondary);
  max-width: 760px;
  margin: 0 auto 28px auto;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
  max-width: 1000px;
  margin: 0 auto 36px auto;
  text-align: left;
}

.pillar-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.pillar-icon {
  font-size: 22px;
  background: rgba(var(--brand-accent-rgb), 0.1);
  width: 42px;
  height: 42px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.pillar-title {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 3px;
}

.pillar-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.45;
}

.hero-stats-bar {
  display: flex;
  justify-content: center;
  gap: 36px;
  flex-wrap: wrap;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-number {
  font-family: var(--font-sans);
  font-size: 24px;
  font-weight: 800;
  color: var(--brand-accent);
}

.stat-label {
  font-size: 11.5px;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn-primary {
  background: var(--brand-gradient);
  color: #ffffff;
  padding: 10px 22px;
  border-radius: 8px;
  text-decoration: none;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
  transition: all 0.2s ease;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(37, 99, 235, 0.4);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  background: var(--bg-secondary);
}

/* ==========================================================================
   Workflow Section
   ========================================================================== */
.workflow-section {
  padding: 56px 0;
  border-bottom: 1px solid var(--border-color);
}

.section-header-center {
  text-align: center;
  margin-bottom: 36px;
}

.section-tag {
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--brand-accent);
  font-weight: 700;
  margin-bottom: 6px;
}

.section-main-title {
  font-family: var(--font-sans);
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text-primary);
}

.workflow-steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.workflow-step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 22px;
  box-shadow: var(--shadow-sm);
}

.step-badge {
  display: inline-block;
  background: var(--brand-accent);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 5px;
  margin-bottom: 12px;
}

.step-title {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.step-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ==========================================================================
   Filter & Live Search Bar
   ========================================================================== */
.filter-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin: 36px 0 24px 0;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.category-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tab-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 7px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.tab-btn:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.tab-btn.active {
  background: var(--brand-accent);
  color: #ffffff;
  border-color: var(--brand-accent);
}

.search-input-wrapper {
  position: relative;
  min-width: 260px;
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 13px;
}

.search-input {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 8px 14px 8px 34px;
  font-size: 13px;
  color: var(--text-primary);
  outline: none;
}

.search-input:focus {
  border-color: var(--brand-accent);
}

/* ==========================================================================
   Paper Cards Grid
   ========================================================================== */
.papers-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 56px;
}

.paper-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px 28px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.paper-card-header {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.card-category {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--brand-accent);
}

.card-volume {
  color: var(--text-muted);
  font-weight: 600;
  text-transform: none;
  letter-spacing: normal;
}

.card-title {
  font-family: var(--font-sans);
  font-size: 20px;
  font-weight: 800;
  line-height: 1.35;
}

.card-title a {
  color: var(--text-primary);
  text-decoration: none;
}

.card-title a:hover {
  color: var(--brand-accent);
}

.card-authors {
  font-size: 13px;
  color: var(--text-secondary);
}

.card-authors strong {
  color: var(--text-primary);
}

.card-abstract {
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-secondary);
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 14px;
  border-top: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: 10px;
}

/* Status Badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  border-radius: 16px;
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.status-submitted { background: #e0f2fe; color: #0369a1; }
.status-under_review { background: #fef3c7; color: #b45309; }
.status-approved { background: #dcfce7; color: #15803d; }
.status-debating { background: #f3e8ff; color: #7e22ce; }
.status-published { background: #d1fae5; color: #065f46; border: 1px solid #10b981; }
.status-rejected { background: #fee2e2; color: #b91c1c; }

[data-theme="dark"] .status-submitted { background: rgba(3, 105, 161, 0.2); color: #7dd3fc; }
[data-theme="dark"] .status-under_review { background: rgba(180, 83, 9, 0.2); color: #fde68a; }
[data-theme="dark"] .status-approved { background: rgba(21, 128, 61, 0.2); color: #86efac; }
[data-theme="dark"] .status-debating { background: rgba(126, 34, 206, 0.2); color: #d8b4fe; }
[data-theme="dark"] .status-published { background: rgba(6, 95, 70, 0.3); color: #6ee7b7; }
[data-theme="dark"] .status-rejected { background: rgba(185, 28, 28, 0.2); color: #fca5a5; }

/* ==========================================================================
   Persona Showcase & Editorial Leadership
   ========================================================================== */
.persona-section {
  padding: 56px 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-secondary);
}

.persona-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.persona-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

.persona-avatar {
  font-size: 28px;
  margin-bottom: 8px;
}

.persona-name {
  font-size: 15.5px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.persona-role-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 2px 8px;
  border-radius: 10px;
  margin-bottom: 8px;
}

.role-proponent { background: var(--badge-pos-bg); color: var(--badge-pos-text); }
.role-skeptic { background: var(--badge-neg-bg); color: var(--badge-neg-text); }
.role-factcheck { background: #e0f2fe; color: #0284c7; }
.role-arbiter { background: #f3e8ff; color: #9333ea; }

.persona-quote {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.45;
  font-style: italic;
}

.editorial-section {
  padding: 56px 0;
  border-bottom: 1px solid var(--border-color);
}

.editor-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 32px;
  display: flex;
  gap: 28px;
  align-items: center;
  flex-wrap: wrap;
  box-shadow: var(--shadow-sm);
}

.editor-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--brand-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 30px;
  font-weight: 800;
  flex-shrink: 0;
}

.editor-info {
  flex: 1;
  min-width: 260px;
}

.editor-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.editor-role {
  font-size: 13.5px;
  color: var(--brand-accent);
  font-weight: 700;
  margin-bottom: 10px;
}

.editor-bio {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 14px;
}

/* ==========================================================================
   Article Reader Styles
   ========================================================================== */
.reader-header {
  padding: 36px 0 20px 0;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 28px;
}

.reader-journal-tag {
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--brand-accent);
  font-weight: 700;
  margin-bottom: 10px;
}

.reader-title {
  font-family: var(--font-sans);
  font-size: 28px;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.reader-meta-box {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  font-size: 13px;
  color: var(--text-secondary);
  padding: 14px 18px;
  background: var(--bg-card);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.meta-author {
  font-weight: 700;
  color: var(--text-primary);
}

.version-control-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 14px;
  padding: 10px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 13px;
}

.version-label {
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.version-select {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  outline: none;
}

.version-archive-banner {
  background: #fef3c7;
  border: 1px solid #f59e0b;
  border-left: 5px solid #d97706;
  color: #92400e;
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 13.5px;
}

[data-theme="dark"] .version-archive-banner {
  background: rgba(245, 158, 11, 0.15);
  border-color: #d97706;
  color: #fde68a;
}

.version-archive-banner a {
  color: var(--brand-accent);
  font-weight: 700;
  text-decoration: underline;
}

.reader-actions {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}

.view-switcher {
  display: flex;
  gap: 4px;
  background: var(--bg-secondary);
  padding: 4px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  margin-bottom: 28px;
}

.view-tab-btn {
  flex: 1;
  padding: 8px 14px;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 13.5px;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.view-tab-btn.active {
  background: var(--bg-card-solid);
  color: var(--brand-accent);
  box-shadow: var(--shadow-sm);
}

.abstract-container {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--brand-accent);
  padding: 20px 24px;
  border-radius: 0 8px 8px 0;
  margin-bottom: 32px;
}

.abstract-title {
  font-weight: 700;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--brand-accent);
  margin-bottom: 6px;
}

.abstract-container p {
  font-family: var(--font-serif);
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--text-primary);
}

.manuscript-body {
  font-family: var(--font-serif);
  font-size: 16.5px;
  line-height: 1.75;
  color: var(--text-primary);
}

.manuscript-body h2 {
  font-family: var(--font-sans);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.3px;
  margin: 36px 0 14px 0;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 6px;
}

.manuscript-body p {
  margin-bottom: 18px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0 32px 0;
  font-family: var(--font-sans);
  font-size: 13px;
  background: var(--bg-card);
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.data-table th {
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-weight: 700;
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-color);
}

.data-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-light);
  vertical-align: top;
}

.data-table tr:hover {
  background: rgba(var(--brand-accent-rgb), 0.03);
}

.badge-pos {
  display: inline-block;
  background: var(--badge-pos-bg);
  color: var(--badge-pos-text);
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 11px;
}

.badge-neg {
  display: inline-block;
  background: var(--badge-neg-bg);
  color: var(--badge-neg-text);
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 11px;
}

.web-highlight-card {
  border-radius: 8px;
  padding: 14px 18px;
  margin: 18px 0;
  border: 1px solid var(--border-color);
}

.web-highlight-card.success {
  background: rgba(22, 163, 74, 0.06);
  border-left: 4px solid #16a34a;
}

.web-highlight-card.critical {
  background: rgba(220, 38, 38, 0.06);
  border-left: 4px solid #dc2626;
}

.web-highlight-card.experiment {
  background: rgba(37, 99, 235, 0.06);
  border-left: 4px solid #2563eb;
}

.web-highlight-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 4px;
}

.web-highlight-card.success .web-highlight-title { color: #15803d; }
.web-highlight-card.critical .web-highlight-title { color: #b91c1c; }
.web-highlight-card.experiment .web-highlight-title { color: #1e40af; }

.web-highlight-text {
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-secondary);
}

.references-list {
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.6;
  padding-left: 20px;
  color: var(--text-secondary);
}

.references-list li {
  margin-bottom: 8px;
}

.references-list a {
  color: var(--brand-accent);
  text-decoration: none;
}

.references-list a:hover {
  text-decoration: underline;
}

/* ==========================================================================
   Debate Matrix View
   ========================================================================== */
.debate-matrix-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 40px;
}

@media (max-width: 860px) {
  .debate-matrix-container {
    grid-template-columns: 1fr;
  }
}

.debate-column-header {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  padding: 10px 14px;
  border-radius: 8px;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.debate-column-header.pos {
  background: var(--badge-pos-bg);
  color: var(--badge-pos-text);
  border: 1px solid rgba(22, 163, 74, 0.2);
}

.debate-column-header.neg {
  background: var(--badge-neg-bg);
  color: var(--badge-neg-text);
  border: 1px solid rgba(220, 38, 38, 0.2);
}

.debate-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 16px 18px;
  margin-bottom: 14px;
  box-shadow: var(--shadow-sm);
}

.debate-card-num {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.debate-card-title {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.debate-card-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 10px;
}

.debate-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  padding-top: 8px;
  border-top: 1px solid var(--border-color);
}

.evidence-badge {
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 700;
}

.evidence-badge.pos { background: var(--badge-pos-bg); color: var(--badge-pos-text); }
.evidence-badge.neg { background: var(--badge-neg-bg); color: var(--badge-neg-text); }

/* ==========================================================================
   Portal & Submission Form Styles
   ========================================================================== */
.form-group {
  margin-bottom: 16px;
  text-align: left;
}

.form-label {
  display: block;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px 14px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 13.5px;
  outline: none;
  box-sizing: border-box;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--brand-accent);
}

.form-textarea {
  resize: vertical;
  min-height: 90px;
  line-height: 1.5;
}

.form-help {
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 4px;
}

.portal-header {
  padding: 32px 0 20px 0;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 24px;
}

.portal-title {
  font-family: var(--font-sans);
  font-size: 26px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.portal-tabs {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 24px;
}

.portal-tab-btn {
  background: transparent;
  border: none;
  padding: 9px 18px;
  font-family: var(--font-sans);
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
}

.portal-tab-btn.active {
  color: var(--brand-accent);
  border-bottom-color: var(--brand-accent);
}

.submission-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px 24px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  text-align: left;
}

.submission-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 10px;
}

.admin-trigger-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--brand-accent);
  padding: 14px 18px;
  border-radius: 8px;
  margin-top: 14px;
  font-size: 13px;
  text-align: left;
}

.admin-prompt-code {
  display: block;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 10px 12px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-primary);
  margin: 8px 0;
  overflow-x: auto;
  white-space: pre-wrap;
}

.user-nav-widget {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--brand-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 12px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 48px 0 28px 0;
  margin-top: auto;
  font-size: 13px;
  color: var(--text-secondary);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
  margin-bottom: 32px;
}

.footer-title {
  font-family: var(--font-sans);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  font-size: 13.5px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--brand-accent);
}

.footer-bottom {
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 12px;
  color: var(--text-muted);
}