/* ===== THEME VARIABLES ===== */

/* Dark theme (default) */
:root {
  --bg-primary: #0c0f14;
  --bg-secondary: #111318;
  --bg-tertiary: #1a1d24;
  --bg-card: #111318;
  --bg-card-hover: #1a1d24;
  --bg-input: #1a1d24;

  --border-primary: #252931;
  --border-secondary: #3a3f4a;

  --text-primary: #e5e7eb;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;

  --accent: #3b82f6;
  --accent-hover: #1d4ed8;
  --accent-soft: rgba(59, 130, 246, 0.12);
  --accent-border: rgba(59, 130, 246, 0.3);

  --green: #22c55e;
  --green-soft: rgba(34, 197, 94, 0.1);
  --amber: #f59e0b;

  --status-bar-bg: #111318;
  --status-badge-bg: rgba(59, 130, 246, 0.12);
  --status-badge-border: rgba(59, 130, 246, 0.3);
  --status-badge-text: #3b82f6;

  --nav-bg: #0c0f14;
  --logo-icon-bg: #1a1d24;
  --logo-icon-border: #3a3f4a;
  --logo-icon-stroke: #3b82f6;

  --panel-header-bg: #1a1d24;
  --panel-footer-bg: #1a1d24;

  --table-header-bg: #1a1d24;
  --table-gap-bg: #252931;

  --feature-card-bg: #0c0f14;
  --cert-card-bg: #111318;
  --cert-icon-bg: #1a1d24;

  --timeline-item-bg: #0c0f14;

  --cta-box-bg: #111318;
  --cta-info-bg: #0c0f14;
  --cta-btn-primary-bg: #3b82f6;
  --cta-btn-primary-text: white;
  --cta-btn-secondary-border: #3a3f4a;
  --cta-btn-secondary-text: #e5e7eb;

  --footer-bg: #111318;

  --grid-line-color: rgba(59, 130, 246, 0.02);
}

/* ===== BASE STYLES ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'IBM Plex Sans', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 15px;
}

/* Technical grid background */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(var(--grid-line-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line-color) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: -1;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

code, .mono {
  font-family: 'JetBrains Mono', monospace;
}

/* ===== TOP STATUS BAR ===== */
.status-bar {
  background: var(--status-bar-bg);
  border-bottom: 1px solid var(--border-primary);
  padding: 8px 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
}

.status-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.status-left {
  display: flex;
  gap: 24px;
  color: var(--text-muted);
}

.status-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  animation: statusPulse 2s infinite;
}

@keyframes statusPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.status-right {
  display: flex;
  gap: 16px;
}

.status-badge {
  padding: 4px 10px;
  background: var(--status-badge-bg);
  border: 1px solid var(--status-badge-border);
  border-radius: 4px;
  color: var(--status-badge-text);
  font-weight: 500;
  font-size: 11px;
}

/* ===== NAVIGATION ===== */
nav {
  background: var(--nav-bg);
  border-bottom: 1px solid var(--border-primary);
  position: sticky;
  top: 0;
  z-index: 1000;
}

nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 64px;
}

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

.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--logo-icon-bg);
  border: 1px solid var(--logo-icon-border);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--logo-icon-stroke);
}

.logo-text {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.5px;
}

.logo-text span {
  color: var(--text-muted);
  font-weight: 400;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 4px;
  transition: all 0.2s;
}

.nav-links a:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.nav-links a.btn-primary:hover {
  background: var(--accent-hover);
  color: #ffffff !important;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: #ffffff !important;
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: #ffffff !important;
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-secondary);
}

.btn-secondary:hover {
  border-color: var(--accent);
}

/* ===== HERO ===== */
.hero {
  padding: 80px 0;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-primary);
}

.hero-layout {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 60px;
  align-items: start;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--accent);
  margin-bottom: 16px;
}

.hero-tag::before {
  content: '//';
  color: var(--text-muted);
}

.hero h1 {
  font-size: 48px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -1px;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 17px;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 540px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 12px;
  margin-bottom: 40px;
}

.hero-specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border-primary);
  border: 1px solid var(--border-primary);
  border-radius: 8px;
  overflow: hidden;
}

.spec-item {
  background: var(--bg-card);
  padding: 20px;
  text-align: center;
}

.spec-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 28px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 4px;
}

.spec-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Hero System Panel */
.system-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: 8px;
  overflow: hidden;
}


.panel-header {
  background: var(--panel-header-bg);
  border-bottom: 1px solid var(--border-primary);
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.panel-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel-title::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--green);
  border-radius: 50%;
}


.panel-status {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--green);
}

.panel-content {
  padding: 20px;
}

.data-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--bg-tertiary);
  font-size: 13px;
}

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

.data-label {
  color: var(--text-muted);
}

.data-value {
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-primary);
  font-weight: 500;
}

.data-value.highlight {
  color: var(--accent);
}

.panel-footer {
  background: var(--panel-footer-bg);
  border-top: 1px solid var(--border-primary);
  padding: 12px 16px;
}

.compliance-row {
  display: flex;
  gap: 12px;
}

.compliance-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  padding: 4px 8px;
  background: var(--bg-card);
  border: 1px solid var(--border-secondary);
  border-radius: 3px;
  color: var(--text-secondary);
}

.compliance-tag.active {
  border-color: var(--green);
  color: var(--green);
}


/* ===== APPLICATIONS BAR ===== */
.apps-bar {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-primary);
  padding: 16px 0;
  overflow: hidden;
}

.apps-scroll {
  display: flex;
  gap: 32px;
  animation: scrollApps 40s linear infinite;
}

.app-item {
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
  font-size: 13px;
  color: var(--text-muted);
}

.app-item::before {
  content: '▸';
  color: var(--accent);
}

@keyframes scrollApps {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ===== SECTIONS ===== */
section {
  padding: 80px 0;
}

.section-header {
  margin-bottom: 48px;
}

.section-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--accent);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-tag::before {
  content: '#';
  color: var(--text-muted);
}

.section-title {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 560px;
}

/* ===== PRODUCTS ===== */
.products {
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-primary);
}

.product-table {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: 8px;
  overflow: hidden;
}

.table-header {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 120px;
  gap: 1px;
  background: var(--table-gap-bg);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.table-header > div {
  background: var(--table-header-bg);
  padding: 14px 20px;
}

.table-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 120px;
  gap: 1px;
  background: var(--table-gap-bg);
  transition: all 0.2s;
}

.table-row:hover {
  background: var(--accent);
}

.table-row > div {
  background: var(--bg-card);
  padding: 20px;
  display: flex;
  align-items: center;
}

.table-row:hover > div {
  background: var(--bg-card-hover);
}

.product-name {
  font-weight: 600;
  font-size: 15px;
}

.product-desc {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

.table-row .mono {
  font-size: 14px;
  color: var(--accent);
}

.table-row .btn {
  width: 100%;
  justify-content: center;
  font-size: 12px;
  padding: 8px 12px;
}

/* ===== FEATURES ===== */
.features {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-primary);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border-primary);
  border: 1px solid var(--border-primary);
  border-radius: 8px;
  overflow: hidden;
}

.feature-grid {
  gap: 1px;
  background: var(--border-primary);
  border: 1px solid var(--border-primary);
}

.feature-card {
  background: var(--feature-card-bg);
  padding: 32px;
}


.feature-icon {
  width: 40px;
  height: 40px;
  background: var(--accent-soft);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.feature-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--accent);
}

.feature-card h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

.feature-stat {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--bg-tertiary);
}

.feature-stat-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 24px;
  font-weight: 600;
  color: var(--accent);
}

.feature-stat-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===== CERTIFICATIONS ===== */
.certifications {
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-primary);
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.cert-card {
  background: var(--cert-card-bg);
  border: 1px solid var(--border-primary);
  border-radius: 8px;
  padding: 24px;
  text-align: center;
  transition: all 0.2s;
}

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


.cert-icon {
  width: 48px;
  height: 48px;
  background: var(--cert-icon-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}


.cert-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--accent);
}

.cert-card h4 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 4px;
}

.cert-card p {
  font-size: 12px;
  color: var(--text-muted);
}

/* ===== ABOUT ===== */
.about {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-primary);
}

.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.about-text h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 20px;
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.7;
}

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

.timeline-item {
  display: flex;
  gap: 20px;
  padding: 20px;
  background: var(--timeline-item-bg);
  border: 1px solid var(--border-primary);
  border-radius: 8px;
  transition: all 0.2s;
}

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

.timeline-year {
  font-family: 'JetBrains Mono', monospace;
  font-size: 24px;
  font-weight: 600;
  color: var(--accent);
  width: 80px;
  flex-shrink: 0;
}

.timeline-content h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}

.timeline-content p {
  font-size: 13px;
  color: var(--text-muted);
}

/* ===== CTA ===== */
.cta-section {
  background: var(--bg-primary);
  padding: 80px 0;
}

.cta-box {
  background: var(--cta-box-bg);
  border: 1px solid var(--border-primary);
  border-radius: 8px;
  padding: 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.cta-box {
  border-radius: 8px;
}

.cta-content h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 12px;
  color: #ffffff;
}

.cta-content p {
  color: #9ca3af;
  margin-bottom: 24px;
}

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

.cta-actions .btn-primary {
  background: var(--cta-btn-primary-bg);
  color: var(--cta-btn-primary-text);
}

.cta-actions .btn-primary:hover {
  opacity: 0.9;
}

.cta-actions .btn-secondary {
  background: transparent;
  border-color: var(--cta-btn-secondary-border);
  color: var(--cta-btn-secondary-text);
}

.cta-actions .btn-secondary:hover {
  border-color: #ffffff;
}

.cta-info {
  background: var(--cta-info-bg);
  border: 1px solid var(--border-primary);
  border-radius: 8px;
  padding: 24px;
}

.cta-info-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: #9ca3af;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-primary);
}

.cta-info-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--bg-tertiary);
  font-size: 14px;
}

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

.cta-info-label {
  color: #9ca3af;
}

.cta-info-value {
  color: #ffffff;
  font-weight: 500;
}

.cta-info-value a {
  color: var(--accent);
  text-decoration: none;
}

/* ===== FOOTER ===== */
footer {
  background: var(--footer-bg);
  border-top: 1px solid var(--border-primary);
  padding: 48px 0 24px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 16px;
  line-height: 1.6;
}

.footer-codes {
  margin-top: 16px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text-muted);
}

.footer-codes span {
  color: var(--accent);
}

.footer-col h4 {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
  color: var(--text-secondary);
}

.footer-col a {
  display: block;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13px;
  padding: 5px 0;
  transition: color 0.2s;
}

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

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--border-primary);
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-muted);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-layout {
    grid-template-columns: 1fr;
  }

  .system-panel {
    max-width: 400px;
  }

  .table-header,
  .table-row {
    grid-template-columns: 2fr 1fr 1fr;
  }

  .table-header > div:nth-child(4),
  .table-header > div:nth-child(5),
  .table-row > div:nth-child(4),
  .table-row > div:nth-child(5) {
    display: none;
  }

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

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

  .about-layout {
    grid-template-columns: 1fr;
  }

  .cta-box {
    grid-template-columns: 1fr;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .status-bar {
    display: none;
  }

  .nav-links a:not(.btn) {
    display: none;
  }

  .hero-specs {
    grid-template-columns: 1fr;
  }

  .feature-grid,
  .cert-grid {
    grid-template-columns: 1fr;
  }

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