/* ============================================================
   ORPHEAN PORTAL - CSS
   Based on Orphean website design system
   ============================================================ */

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

:root {
  --bg: #0a0a0a;
  --bg-elevated: #111111;
  --bg-card: #161616;
  --bg-card-hover: #1a1a1a;
  --accent: #4A9FD9;
  --accent-dim: #3A7FB8;
  --accent-bg: #0d1a2e;
  --text: #f0f0f0;
  --text-secondary: #8899aa;
  --text-muted: #5a6d80;
  --border: #1E2A3A;
  --border-light: #2D3E50;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --transition: 0.3s ease;
  --container: 1200px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* --- Green Theme (alternate) --- */
[data-theme="green"] {
  --accent: #3DFFA2;
  --accent-dim: #2ad88a;
  --accent-bg: #0d2e1f;
  --text: #f0f0f0;
  --text-secondary: #999999;
  --text-muted: #666666;
  --border: #222222;
  --border-light: #2a2a2a;
}

/* Blue theme element defaults (base) */
.logo-text {
  color: #fff;
}

.pillar-icon {
  border-color: #1A2332;
}

.check-list li::before {
  border-color: #1A2332;
}

.site-footer {
  border-top-color: #1A2332;
}

.site-header {
  border-bottom-color: #1A2332;
}

.feature-icon svg {
  filter: hue-rotate(120deg) saturate(0.6) brightness(0.9);
}

.section--gradient {
  background: linear-gradient(180deg, var(--bg) 0%, #0a0f18 50%, var(--bg) 100%);
}

.section--cta {
  background: linear-gradient(180deg, var(--bg) 0%, #060a10 100%);
}

.hero-blob {
  background: radial-gradient(ellipse at center, rgba(74,159,217,0.15) 0%, rgba(74,159,217,0.05) 40%, transparent 70%);
}

.hero-blob-2 {
  background: radial-gradient(ellipse at center, rgba(74,159,217,0.08) 0%, transparent 60%);
}

/* Green theme element overrides */
[data-theme="green"] .logo-text {
  color: #fff;
}

[data-theme="green"] .pillar-icon {
  border-color: #222;
}

[data-theme="green"] .check-list li::before {
  border-color: #222;
}

[data-theme="green"] .site-footer {
  border-top-color: #222;
}

[data-theme="green"] .site-header {
  border-bottom-color: #222;
}

[data-theme="green"] .feature-icon svg {
  filter: none;
}

[data-theme="green"] .section--gradient {
  background: linear-gradient(180deg, var(--bg) 0%, #0a0f0a 50%, var(--bg) 100%);
}

[data-theme="green"] .section--cta {
  background: linear-gradient(180deg, var(--bg) 0%, #060a06 100%);
}

[data-theme="green"] .hero-blob {
  background: radial-gradient(ellipse at center, rgba(61,255,162,0.15) 0%, rgba(61,255,162,0.05) 40%, transparent 70%);
}

[data-theme="green"] .hero-blob-2 {
  background: radial-gradient(ellipse at center, rgba(61,255,162,0.08) 0%, transparent 60%);
}


html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: #fff; }

img { max-width: 100%; display: block; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Typography --- */
h1, h2, h3, h4 { font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }

.display-heading {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 24px;
}

.text-accent { color: var(--accent); }

.section-label {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 12px;
  text-align: center;
}

.section-title {
  margin-bottom: 16px;
  text-align: center;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.125rem;
  max-width: 700px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-body {
  color: var(--text-secondary);
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto 32px;
}

.section-body--wide { max-width: 800px; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 0.9375rem;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: #0a0a0a;
  border-color: var(--accent);
}
.btn-primary:hover {
  background: #fff;
  border-color: #fff;
  color: #0a0a0a;
}

.btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.3);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-dark {
  background: #0a0a0a;
  color: #fff;
  border-color: #0a0a0a;
}
.btn-dark:hover {
  background: #222;
  border-color: #222;
  color: #fff;
}

.btn-sm { padding: 10px 24px; font-size: 0.875rem; }
.btn-full { width: 100%; }

/* --- Header --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10,10,10,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-text {
  font-size: 1.375rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
}

.main-nav {
  display: flex;
  gap: 32px;
}

.main-nav a {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color var(--transition);
}
.main-nav a:hover,
.main-nav a.active { color: #fff; }

.header-actions {
  display: flex;
  gap: 12px;
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  transition: all var(--transition);
}

.mobile-nav {
  display: none;
  flex-direction: column;
  padding: 16px 24px 24px;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
}

.mobile-nav a {
  padding: 12px 0;
  color: var(--text-secondary);
  font-size: 1rem;
  font-weight: 500;
  border-bottom: 1px solid var(--border);
}
.mobile-nav a:last-child { border: none; margin-top: 12px; }

.mobile-nav.open { display: flex; }

/* --- Hero --- */
.hero {
  position: relative;
  padding: 160px 0 80px;
  overflow: hidden;
}

.hero-blob {
  position: absolute;
  top: -200px;
  left: -100px;
  width: 800px;
  height: 800px;
  background: radial-gradient(ellipse at center, rgba(61,255,162,0.15) 0%, rgba(61,255,162,0.05) 40%, transparent 70%);
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
  animation: blobFloat 20s ease-in-out infinite;
}

.hero-blob-2 {
  top: auto;
  bottom: -300px;
  left: auto;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(61,255,162,0.08) 0%, transparent 60%);
  animation-delay: -10s;
}

@keyframes blobFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 15px) scale(0.95); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin-bottom: 64px;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-top: 16px;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

.hero-pillars {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.pillar { text-align: center; }
.pillar h3 { margin-bottom: 8px; }
.pillar p { color: var(--text-secondary); font-size: 0.9375rem; }

.pillar-icon {
  display: inline-block;
  width: 12px;
  height: 12px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  margin-bottom: 12px;
}

/* --- Page Hero (inner pages) --- */
.page-hero {
  position: relative;
  padding: 160px 0 80px;
  overflow: hidden;
  text-align: center;
}

.site-watermark {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 800px;
  background-repeat: no-repeat;
  background-position: center center;
  background-size: contain;
  opacity: 0.08;
  pointer-events: none;
  z-index: 9999;
}

.page-hero h1 { margin-bottom: 16px; }

.page-hero .hero-subtitle {
  color: var(--text-secondary);
  font-size: 1.25rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.page-hero .hero-body {
  color: var(--text-secondary);
  font-size: 1.0625rem;
  max-width: 700px;
  line-height: 1.7;
  margin: 20px auto 32px;
}

.page-hero .hero-actions {
  justify-content: center;
}

/* --- Sections --- */
.section {
  padding: 100px 0;
}

.section--dark {
  background: var(--bg-elevated);
}

.section--gradient {
  background: linear-gradient(180deg, var(--bg) 0%, #0d1f15 50%, var(--bg) 100%);
}

.section--center {
  text-align: center;
}
.section--center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

.section--cta {
  padding: 120px 0;
  background: linear-gradient(180deg, var(--bg) 0%, #091a10 100%);
}

/* --- Features Grid --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.features-grid--2col { grid-template-columns: repeat(2, 1fr); }
.features-grid--3col { grid-template-columns: repeat(3, 1fr); }

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
}
.feature-card:hover {
  border-color: var(--border-light);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}

.feature-card--compact { padding: 24px; }

.feature-icon { margin-bottom: 16px; }

.feature-card h3,
.feature-card h4 { margin-bottom: 12px; }

.feature-card p { color: var(--text-secondary); font-size: 0.9375rem; line-height: 1.6; }

/* --- Use Case Cards --- */
.use-case-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  grid-template-rows: auto auto;
  gap: 24px;
}

.use-case-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}

.use-case-card h3 { margin-bottom: 12px; }
.use-case-card p { color: var(--text-secondary); margin-bottom: 20px; font-size: 0.9375rem; }

.use-case-card--featured {
  grid-row: 1 / 3;
  background: var(--accent);
  color: #0a0a0a;
  border-color: var(--accent);
  display: flex;
  gap: 24px;
  align-items: center;
}
.use-case-card--featured p { color: rgba(0,0,0,0.7); }

.use-case-content { flex: 1; }

.use-case-visual {
  flex: 0 0 180px;
}

.convergence-diagram {
  width: 100%;
  height: auto;
}

/* --- Stats --- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  text-align: center;
}

.stat-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 8px;
}

.stat-value {
  display: block;
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.stat-desc {
  display: block;
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

/* --- Split Content --- */
.split-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.split-content--reverse { direction: rtl; }
.split-content--reverse > * { direction: ltr; }

.split-text p { color: var(--text-secondary); margin-bottom: 16px; }

/* --- Architecture Layers --- */
.architecture-layers {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.arch-layer {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.arch-layer:hover {
  border-color: var(--accent);
}

.arch-number {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  flex-shrink: 0;
  width: 40px;
}

.arch-layer h4 { margin-bottom: 4px; }
.arch-layer p { color: var(--text-secondary); font-size: 0.875rem; }

/* --- Check List --- */
.check-list {
  list-style: none;
  margin-top: 24px;
}

.check-list li {
  padding: 8px 0 8px 28px;
  position: relative;
  color: var(--text-secondary);
}
.check-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 14px;
  width: 12px;
  height: 12px;
  border: 2px solid var(--accent);
  border-radius: 50%;
}

/* --- Metric Cards --- */
.metric-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 24px;
  text-align: center;
}

.metric-value {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 4px;
}
.metric-label {
  display: block;
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

/* --- Value Cards --- */
.value-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.value-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 24px;
}
.value-card h4 { margin-bottom: 8px; color: var(--accent); }
.value-card p { color: var(--text-secondary); font-size: 0.9375rem; }

/* --- OSINT Grid --- */
.osint-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}

.osint-category {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 24px;
}

.osint-category h4 {
  color: var(--accent);
  margin-bottom: 12px;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.osint-category ul { list-style: none; }
.osint-category li {
  padding: 6px 0;
  font-size: 0.875rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}
.osint-category li:last-child { border: none; }

/* --- Solutions --- */
.solution-block {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 48px;
}

.solution-scenarios {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
}

.scenario {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 24px;
}
.scenario h4 { margin-bottom: 8px; font-size: 1rem; }
.scenario p { color: var(--text-secondary); font-size: 0.875rem; }

.solution-content > p {
  color: var(--text-secondary);
  font-size: 1.0625rem;
  line-height: 1.7;
}

/* --- Pricing --- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  transition: all var(--transition);
}
.pricing-card:hover {
  border-color: var(--border-light);
  transform: translateY(-4px);
}

.pricing-card--featured {
  border-color: var(--accent);
}
.pricing-card--featured:hover { border-color: var(--accent); }

.pricing-badge {
  background: var(--accent);
  color: #0a0a0a;
  text-align: center;
  padding: 8px;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pricing-header {
  padding: 32px 32px 0;
}
.pricing-header h3 {
  font-size: 1.75rem;
  margin-bottom: 4px;
}
.pricing-desc {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  margin-bottom: 24px;
}

.pricing-body { padding: 24px 32px 32px; }

.pricing-features {
  list-style: none;
  margin-bottom: 32px;
}
.pricing-features li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9375rem;
  color: var(--text-secondary);
}
.pricing-features li:last-child { border: none; }
.pricing-features li strong { color: var(--text); font-weight: 600; }
.pricing-features li em { color: var(--accent); font-style: normal; font-weight: 500; }

/* --- FAQ --- */
.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 32px;
}
.faq-item h4 { margin-bottom: 12px; }
.faq-item p { color: var(--text-secondary); font-size: 0.9375rem; }

/* --- Contact --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 64px;
  align-items: start;
}

.contact-form-wrapper h2 { margin-bottom: 12px; }
.contact-form-wrapper > p { color: var(--text-secondary); margin-bottom: 32px; }

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text);
  font-size: 1rem;
  font-family: var(--font);
  transition: border-color var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.form-group select { cursor: pointer; }
.form-group select option { background: var(--bg-card); }

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

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 28px;
}
.contact-card h3 { margin-bottom: 8px; font-size: 1.125rem; }
.contact-card p { color: var(--text-secondary); font-size: 0.9375rem; margin-bottom: 12px; }

.contact-link {
  font-weight: 600;
  font-size: 0.9375rem;
}

.alert {
  padding: 32px;
  border-radius: var(--radius);
  margin-bottom: 32px;
}
.alert-success {
  background: var(--accent-bg);
  border: 1px solid var(--accent);
}
.alert-success h3 { color: var(--accent); margin-bottom: 8px; }

/* --- Resources --- */
.resource-categories {
  display: flex;
  gap: 8px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.resource-tab {
  padding: 10px 24px;
  border-radius: 50px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  font-family: var(--font);
  cursor: pointer;
  transition: all var(--transition);
}
.resource-tab:hover { border-color: var(--text-muted); color: var(--text); }
.resource-tab.active {
  background: var(--accent);
  color: #0a0a0a;
  border-color: var(--accent);
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.resource-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
}
.resource-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
}
.resource-card.hidden { display: none; }

.resource-type {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 12px;
}
.resource-card h3 { font-size: 1.125rem; margin-bottom: 12px; }
.resource-card p { color: var(--text-secondary); font-size: 0.9375rem; margin-bottom: 20px; }
.resource-link { font-weight: 600; font-size: 0.9375rem; }

/* --- Newsletter --- */
.newsletter-form {
  display: flex;
  gap: 12px;
  max-width: 480px;
  margin: 32px auto 0;
}
.newsletter-form input {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 14px 24px;
  color: var(--text);
  font-size: 1rem;
  font-family: var(--font);
}
.newsletter-form input:focus {
  outline: none;
  border-color: var(--accent);
}

/* --- Footer --- */
.site-footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 80px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 64px;
}

.footer-brand .logo { margin-bottom: 16px; }

.footer-tagline {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-links h4 {
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}
.footer-links a {
  color: var(--text-secondary);
  font-size: 0.875rem;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--accent); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}
.footer-bottom p { color: var(--text-muted); font-size: 0.875rem; }

.footer-legal {
  display: flex;
  gap: 24px;
}
.footer-legal a {
  color: var(--text-muted);
  font-size: 0.875rem;
}
.footer-legal a:hover { color: var(--text-secondary); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .features-grid,
  .features-grid--3col { grid-template-columns: repeat(2, 1fr); }
  .osint-grid { grid-template-columns: repeat(3, 1fr); }
  .solution-scenarios { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  .main-nav,
  .header-actions { display: none; }
  .mobile-menu-toggle { display: flex; }

  .hero { padding: 120px 0 60px; }
  .page-hero { padding: 120px 0 60px; }

  .hero-pillars { grid-template-columns: repeat(2, 1fr); gap: 24px; }

  .use-case-grid { grid-template-columns: 1fr; }
  .use-case-card--featured { grid-row: auto; flex-direction: column; }
  .use-case-visual { flex: none; max-width: 150px; }

  .split-content { grid-template-columns: 1fr; gap: 40px; }
  .split-content--reverse { direction: ltr; }

  .features-grid,
  .features-grid--2col,
  .features-grid--3col { grid-template-columns: 1fr; }

  .stats-grid { grid-template-columns: 1fr; gap: 32px; }

  .pricing-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }

  .faq-grid { grid-template-columns: 1fr; }

  .contact-grid { grid-template-columns: 1fr; }

  .solution-block { grid-template-columns: 1fr; gap: 24px; }
  .solution-scenarios { grid-template-columns: 1fr; }

  .osint-grid { grid-template-columns: repeat(2, 1fr); }

  .resources-grid { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-brand { grid-column: 1 / -1; }

  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }

  .section { padding: 64px 0; }
  .section--cta { padding: 80px 0; }

  .form-row { grid-template-columns: 1fr; }

  .newsletter-form { flex-direction: column; }

  .metric-cards { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-pillars { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .osint-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   PORTAL-SPECIFIC STYLES
   ============================================================ */

/* Portal badge in header */
.portal-badge {
  background: var(--accent);
  color: #0a0a0a;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 3px 8px;
  border-radius: 4px;
  margin-left: 8px;
}

.header-user-name {
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
}

/* Portal list items */
.portal-list {
  display: flex;
  flex-direction: column;
}

.portal-list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
  font-size: 0.9375rem;
  transition: color var(--transition);
}
.portal-list-item:last-child { border-bottom: none; }
.portal-list-item:hover { color: var(--accent); }

/* Status & priority badges */
.portal-badge-open,
.portal-badge-in_progress,
.portal-badge-resolved,
.portal-badge-closed,
.portal-badge-active,
.portal-badge-inactive,
.portal-badge-low,
.portal-badge-medium,
.portal-badge-high,
.portal-badge-critical,
.portal-badge-admin,
.portal-badge-customer,
.portal-badge-trial,
.portal-badge-expired {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: capitalize;
  letter-spacing: 0.02em;
}

.portal-badge-open { background: rgba(74,159,217,0.15); color: #4A9FD9; }
.portal-badge-in_progress { background: rgba(234,179,8,0.15); color: #eab308; }
.portal-badge-resolved { background: rgba(34,197,94,0.15); color: #22c55e; }
.portal-badge-closed { background: rgba(107,114,128,0.15); color: #6b7280; }
.portal-badge-active { background: rgba(34,197,94,0.15); color: #22c55e; }
.portal-badge-inactive { background: rgba(107,114,128,0.15); color: #6b7280; }
.portal-badge-low { background: rgba(34,197,94,0.15); color: #22c55e; }
.portal-badge-medium { background: rgba(234,179,8,0.15); color: #eab308; }
.portal-badge-high { background: rgba(249,115,22,0.15); color: #f97316; }
.portal-badge-critical { background: rgba(220,38,38,0.15); color: #dc2626; }
.portal-badge-admin { background: rgba(147,51,234,0.15); color: #9333ea; }
.portal-badge-tenant_admin { background: rgba(59,130,246,0.15); color: #3b82f6; }
.portal-badge-customer { background: rgba(74,159,217,0.15); color: #4A9FD9; }
.portal-badge-trial { background: rgba(234,179,8,0.15); color: #eab308; }
.portal-badge-expired { background: rgba(220,38,38,0.15); color: #dc2626; }

.portal-category-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 50px;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--accent-bg);
  color: var(--accent);
}

.portal-staff-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--accent);
  color: #0a0a0a;
  margin-left: 8px;
}

/* Portal tables */
.portal-table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
}

.portal-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.portal-table th {
  text-align: left;
  padding: 14px 16px;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.portal-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}
.portal-table tbody tr:last-child td { border-bottom: none; }

.portal-table-compact th,
.portal-table-compact td {
  padding: 10px 12px;
  font-size: 0.8125rem;
}
.portal-table-compact th {
  font-size: 0.6875rem;
}

.portal-table-row {
  cursor: pointer;
  transition: background var(--transition);
}
.portal-table-row:hover {
  background: var(--bg-card-hover);
}

/* Pill toggle (active/inactive) */
.portal-pill-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px 4px 6px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  font-family: var(--font);
  font-size: 0.6875rem;
  font-weight: 600;
  transition: all var(--transition);
}
.portal-pill-toggle .pill-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  transition: background var(--transition);
}
.portal-pill-toggle.pill-on {
  background: rgba(34,197,94,0.12);
  color: #22c55e;
}
.portal-pill-toggle.pill-on .pill-dot {
  background: #22c55e;
}
.portal-pill-toggle.pill-on:hover {
  background: rgba(234,179,8,0.12);
  color: #eab308;
}
.portal-pill-toggle.pill-on:hover .pill-dot {
  background: #eab308;
}
.portal-pill-toggle.pill-off {
  background: rgba(107,114,128,0.12);
  color: #6b7280;
}
.portal-pill-toggle.pill-off .pill-dot {
  background: #6b7280;
}
.portal-pill-toggle.pill-off:hover {
  background: rgba(34,197,94,0.12);
  color: #22c55e;
}
.portal-pill-toggle.pill-off:hover .pill-dot {
  background: #22c55e;
}

/* Delete button (trashcan icon) */
.portal-delete-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
}
.portal-delete-btn:hover {
  background: rgba(220,38,38,0.12);
  border-color: #dc2626;
  color: #dc2626;
}

/* Portal form inputs (supplement existing) */
.portal-select {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  color: var(--text);
  font-size: 0.875rem;
  font-family: var(--font);
  cursor: pointer;
}
.portal-select:focus {
  outline: none;
  border-color: var(--accent);
}

.portal-search-input {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 10px 20px;
  color: var(--text);
  font-size: 0.9375rem;
  font-family: var(--font);
}
.portal-search-input:focus {
  outline: none;
  border-color: var(--accent);
}

/* Login divider */
.login-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}
.login-divider::before,
.login-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}
.login-divider span {
  color: var(--text-muted);
  font-size: 0.8125rem;
  font-weight: 500;
  white-space: nowrap;
}

/* Tutorial video player */
.tutorial-video-wrapper {
  background: #000;
  line-height: 0;
}
.tutorial-video-player {
  width: 100%;
  max-height: 600px;
  display: block;
}

/* Responsive adjustments for portal */
@media (max-width: 768px) {
  .portal-table-wrapper { font-size: 0.8125rem; }
  .stats-grid[style*="repeat(4"] { grid-template-columns: repeat(2, 1fr) !important; }
}