/* ==========================================================================
  XSUS机场 - 低多边形复古极客风 (LOW-POLY CYBER VECTOR DESIGN SYSTEM)
   Palette:
   - Base Background: #05131A (Abyss Dark Teal)
   - Surface / Card: #0B222C (Matrix Cold Green-Black)
   - Surface Hover/Border: #143745
   - Text Glacier Green: #A7F3D0
   - Text Radar Cyan: #67E8F9
   - Laser Neon Cyan (CTA): #00FFA3
   - Alert Warning: #FBBF24
   - Alert Dark Red: #EF4444
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@400;500;600;700&family=Orbitron:wght@500;700;900&family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

:root {
  --bg-abyss: #05131A;
  --bg-surface: #0B222C;
  --bg-surface-hover: #123342;
  --bg-surface-active: #184457;
  
  --border-dim: rgba(103, 232, 249, 0.2);
  --border-bright: #67E8F9;
  --border-laser: #00FFA3;
  
  --text-primary: #A7F3D0;
  --text-radar: #67E8F9;
  --text-muted: #648A96;
  --text-dim: #3E5F6B;
  --text-laser: #00FFA3;
  
  --accent-laser: #00FFA3;
  --accent-laser-glow: rgba(0, 255, 163, 0.4);
  --accent-radar-glow: rgba(103, 232, 249, 0.3);
  
  --font-mono: 'Fira Code', 'JetBrains Mono', monospace;
  --font-cyber: 'Orbitron', 'Fira Code', sans-serif;
  --font-body: 'Noto Sans SC', system-ui, -apple-system, sans-serif;
  
  --poly-clip: polygon(0 0, calc(100% - 15px) 0, 100% 15px, 100% 100%, 15px 100%, 0 calc(100% - 15px));
  --poly-clip-sm: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
  --poly-clip-btn: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}

/* Base Resets */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-abyss);
  color: var(--text-primary);
  font-family: var(--font-body);
}

body {
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
  background: var(--bg-abyss);
}

/* 80s Vector Radar Scanline Overlay */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: linear-gradient(
    rgba(5, 19, 26, 0) 50%, 
    rgba(0, 255, 163, 0.025) 50%
  );
  background-size: 100% 4px;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.7;
}

/* Vintage Radar Beam Overlay */
.radar-sweep {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 200px;
  background: linear-gradient(
    180deg,
    rgba(0, 255, 163, 0.08) 0%,
    rgba(103, 232, 249, 0.03) 60%,
    transparent 100%
  );
  z-index: 9998;
  pointer-events: none;
  animation: radarScan 8s linear infinite;
}

@keyframes radarScan {
  0% { transform: translateY(-200px); }
  100% { transform: translateY(100vh); }
}

/* Canvas background */
#poly-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.content-wrapper {
  position: relative;
  z-index: 10;
}

/* Container */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Top Banner Header Notice */
.top-notice-bar {
  background: linear-gradient(90deg, #071D27 0%, #0B2B38 50%, #071D27 100%);
  border-bottom: 1px solid var(--border-dim);
  color: var(--text-radar);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 0.6rem 0;
  position: relative;
  z-index: 100;
}

.top-notice-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.notice-badge {
  background: rgba(0, 255, 163, 0.15);
  color: var(--accent-laser);
  border: 1px solid var(--accent-laser);
  padding: 2px 8px;
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 1px;
  clip-path: var(--poly-clip-sm);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.notice-badge::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--accent-laser);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-laser);
  animation: pulseDot 1.5s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

.top-cta-link {
  color: var(--accent-laser);
  text-decoration: none;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.2s ease;
}

.top-cta-link:hover {
  text-shadow: 0 0 8px var(--accent-laser-glow);
  transform: translateX(2px);
}

/* Header & Nav */
.header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(5, 19, 26, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-dim);
}

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

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

.logo-icon {
  width: 38px;
  height: 38px;
  background: var(--bg-surface);
  border: 1.5px solid var(--accent-laser);
  clip-path: var(--poly-clip-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 12px var(--accent-laser-glow);
}

.logo-icon svg {
  width: 22px;
  height: 22px;
  fill: var(--accent-laser);
}

.logo-text {
  font-family: var(--font-cyber);
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: 1px;
  color: #FFFFFF;
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.8rem;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  transition: all 0.25s ease;
  position: relative;
  padding: 4px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--accent-laser);
  text-shadow: 0 0 8px var(--accent-laser-glow);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--accent-laser);
  transition: width 0.25s ease;
}

.nav-link:hover::after {
  width: 100%;
}

.cyber-btn {
  background: linear-gradient(135deg, #0B222C 0%, #103342 100%);
  color: var(--accent-laser);
  border: 1px solid var(--accent-laser);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.65rem 1.4rem;
  clip-path: var(--poly-clip-btn);
  text-decoration: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.25s cubic-bezier(0.25, 1, 0.5, 1);
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 10px rgba(0, 255, 163, 0.15);
}

.cyber-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 255, 163, 0.4), transparent);
  transition: left 0.5s ease;
}

.cyber-btn:hover {
  background: var(--accent-laser);
  color: #05131A;
  box-shadow: 0 0 20px var(--accent-laser-glow), inset 0 0 10px rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
}

.cyber-btn:hover::before {
  left: 100%;
}

.cyber-btn-lg {
  padding: 0.9rem 2.2rem;
  font-size: 1.05rem;
}

.cyber-btn-secondary {
  border-color: var(--border-bright);
  color: var(--text-radar);
  background: rgba(11, 34, 44, 0.7);
}

.cyber-btn-secondary:hover {
  background: var(--text-radar);
  color: #05131A;
  box-shadow: 0 0 20px var(--accent-radar-glow);
}

.mobile-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-dim);
  color: var(--accent-laser);
  padding: 8px;
  cursor: pointer;
}

/* SECTION COMMONS */
section {
  padding: 5rem 0;
  position: relative;
}

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

.section-tag {
  font-family: var(--font-mono);
  color: var(--text-radar);
  font-size: 0.85rem;
  letter-spacing: 2px;
  margin-bottom: 0.5rem;
  display: inline-block;
  background: rgba(103, 232, 249, 0.08);
  border: 1px solid var(--border-dim);
  padding: 4px 12px;
  clip-path: var(--poly-clip-sm);
}

.section-title {
  font-family: var(--font-cyber);
  font-size: 2.25rem;
  color: #FFFFFF;
  letter-spacing: 1px;
  margin-bottom: 1rem;
}

.section-title span {
  color: var(--accent-laser);
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 650px;
  margin: 0 auto;
  line-height: 1.6;
}

/* HERO SECTION (SKELETON HUD DESIGN) */
.hero {
  padding: 4rem 0 5rem 0;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

.hero-hud-frame {
  background: rgba(11, 34, 44, 0.85);
  border: 1.5px solid var(--border-bright);
  clip-path: var(--poly-clip);
  padding: 1.5rem;
  box-shadow: 0 0 30px rgba(5, 19, 26, 0.8), inset 0 0 15px rgba(103, 232, 249, 0.05);
  position: relative;
}

.hud-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-dim);
  padding-bottom: 0.75rem;
  margin-bottom: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.hud-metrics {
  display: flex;
  gap: 1.5rem;
}

.hud-metric-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.hud-metric-val {
  color: var(--accent-laser);
  font-weight: 700;
}

.hero-main-content {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  align-items: center;
}

.hero-text-side {
  padding-right: 1rem;
}

.hero-badge-row {
  display: flex;
  gap: 10px;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.cyber-pill {
  background: rgba(0, 255, 163, 0.08);
  border: 1px solid var(--accent-laser);
  color: var(--accent-laser);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 3px 10px;
  clip-path: var(--poly-clip-sm);
  font-weight: 600;
}

.hero-title {
  font-family: var(--font-cyber);
  font-size: 3rem;
  line-height: 1.2;
  color: #FFFFFF;
  margin-bottom: 1.25rem;
  text-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
}

.hero-title .highlight-cyan {
  color: var(--text-radar);
  text-shadow: 0 0 15px var(--accent-radar-glow);
}

.hero-title .highlight-laser {
  color: var(--accent-laser);
  text-shadow: 0 0 15px var(--accent-laser-glow);
}

.hero-desc {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.hero-cta-group {
  display: flex;
  gap: 1.25rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.hero-feature-pills {
  display: flex;
  gap: 1.5rem;
  border-top: 1px dashed var(--border-dim);
  padding-top: 1.25rem;
}

.feat-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-primary);
}

.feat-item svg {
  width: 16px;
  height: 16px;
  fill: var(--accent-laser);
}

/* 3D Wireframe Canvas Visual Window */
.hero-visual-side {
  background: #040F15;
  border: 1px solid var(--border-dim);
  border-radius: 4px;
  position: relative;
  min-height: 340px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.visual-header {
  background: #081B23;
  padding: 8px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-dim);
}

.visual-canvas-container {
  flex: 1;
  position: relative;
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#hero-wireframe-canvas {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
}

.hud-overlay-data {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(5, 19, 26, 0.85);
  border: 1px solid var(--accent-laser);
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-radar);
  clip-path: var(--poly-clip-sm);
  pointer-events: none;
}

/* SECTION 3: LATENCY & NODE STATUS HUD */
.latency-section {
  background: rgba(11, 34, 44, 0.4);
  border-top: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
}

.latency-hud-container {
  background: var(--bg-surface);
  border: 1.5px solid var(--border-dim);
  clip-path: var(--poly-clip);
  padding: 2rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.latency-control-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-dim);
}

.latency-title-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-dot-active {
  width: 10px;
  height: 10px;
  background: var(--accent-laser);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-laser);
}

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

.node-card {
  background: rgba(5, 19, 26, 0.75);
  border: 1px solid var(--border-dim);
  clip-path: var(--poly-clip-sm);
  padding: 1.25rem;
  transition: all 0.25s ease;
  position: relative;
}

.node-card:hover {
  border-color: var(--accent-laser);
  transform: translateY(-3px);
  box-shadow: 0 5px 20px rgba(0, 255, 163, 0.15);
}

.node-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.node-region {
  font-family: var(--font-cyber);
  font-weight: 700;
  font-size: 1.05rem;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 8px;
}

.node-flag {
  font-size: 1.1rem;
}

.node-type {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-radar);
  background: rgba(103, 232, 249, 0.1);
  padding: 2px 6px;
  border: 1px solid rgba(103, 232, 249, 0.3);
}

.node-body {
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.node-info-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 6px;
  color: var(--text-muted);
}

.node-ping-badge {
  font-weight: 700;
  color: var(--accent-laser);
}

.node-ping-badge.fast { color: #00FFA3; }
.node-ping-badge.medium { color: #67E8F9; }

.ping-bar-bg {
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 8px;
}

.ping-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #67E8F9, #00FFA3);
  width: 85%;
  transition: width 0.5s ease;
}

/* SECTION 4: PRICING & CORE ADVANTAGES */
.pricing-section {
  position: relative;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 5rem;
}

.price-card {
  background: var(--bg-surface);
  border: 1.5px solid var(--border-dim);
  clip-path: var(--poly-clip);
  padding: 2.25rem 1.75rem;
  position: relative;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}

.price-card.featured {
  border-color: var(--accent-laser);
  box-shadow: 0 0 30px rgba(0, 255, 163, 0.2);
  background: linear-gradient(180deg, #0E2C39 0%, #0B222C 100%);
}

.price-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent-laser);
}

.featured-tag {
  position: absolute;
  top: 0;
  right: 25px;
  background: var(--accent-laser);
  color: #05131A;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 4px 12px;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 calc(100% - 6px));
  letter-spacing: 1px;
}

.plan-name {
  font-family: var(--font-cyber);
  font-size: 1.4rem;
  color: #FFFFFF;
  margin-bottom: 0.5rem;
}

.plan-desc {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
  min-height: 2.5rem;
}

.plan-price-box {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 1.75rem;
  border-bottom: 1px dashed var(--border-dim);
  padding-bottom: 1.25rem;
}

.plan-price {
  font-family: var(--font-cyber);
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--accent-laser);
}

.plan-period {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.plan-features {
  list-style: none;
  margin-bottom: 2rem;
  flex: 1;
}

.plan-features li {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--text-primary);
  margin-bottom: 0.85rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.plan-features li svg {
  width: 16px;
  height: 16px;
  fill: var(--accent-laser);
  flex-shrink: 0;
}

/* Core Advantages Grid */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.adv-card {
  background: rgba(11, 34, 44, 0.6);
  border: 1px solid var(--border-dim);
  clip-path: var(--poly-clip-sm);
  padding: 1.75rem;
  transition: all 0.25s ease;
}

.adv-card:hover {
  background: var(--bg-surface-hover);
  border-color: var(--text-radar);
  transform: translateY(-4px);
}

.adv-icon {
  width: 48px;
  height: 48px;
  background: rgba(0, 255, 163, 0.1);
  border: 1px solid var(--accent-laser);
  clip-path: var(--poly-clip-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.adv-icon svg {
  width: 24px;
  height: 24px;
  fill: var(--accent-laser);
}

.adv-title {
  font-family: var(--font-cyber);
  font-size: 1.15rem;
  color: #FFFFFF;
  margin-bottom: 0.6rem;
}

.adv-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* SECTION 5: KNOWLEDGE BASE & FAQS */
.kb-faq-section {
  background: rgba(5, 19, 26, 0.9);
}

.kb-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.kb-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-dim);
  clip-path: var(--poly-clip-sm);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.25s ease;
  text-decoration: none;
}

.kb-card:hover {
  border-color: var(--accent-laser);
  background: var(--bg-surface-hover);
  transform: translateY(-4px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.kb-tag-row {
  display: flex;
  gap: 8px;
  margin-bottom: 0.85rem;
}

.kb-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-radar);
  background: rgba(103, 232, 249, 0.1);
  border: 1px solid rgba(103, 232, 249, 0.25);
  padding: 2px 8px;
}

.kb-title {
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.kb-card:hover .kb-title {
  color: var(--accent-laser);
}

.kb-excerpt {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.kb-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
  border-top: 1px dashed var(--border-dim);
  padding-top: 0.85rem;
}

.kb-read-more {
  color: var(--accent-laser);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* FAQ Accordion */
.faq-container {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-dim);
  clip-path: var(--poly-clip-sm);
  margin-bottom: 1rem;
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.faq-item.active {
  border-color: var(--accent-laser);
}

.faq-question {
  padding: 1.25rem 1.5rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.05rem;
  color: #FFFFFF;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
}

.faq-question:hover {
  color: var(--text-radar);
}

.faq-icon {
  font-family: var(--font-mono);
  color: var(--accent-laser);
  font-size: 1.2rem;
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0, 1, 0, 1), padding 0.35s ease;
  padding: 0 1.5rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 1.5rem 1.25rem 1.5rem;
}

/* SECTION 6: USER REVIEWS */
.reviews-section {
  border-top: 1px solid var(--border-dim);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.review-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-dim);
  clip-path: var(--poly-clip-sm);
  padding: 1.75rem;
  position: relative;
}

.review-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 1rem;
}

.avatar-cyber {
  width: 44px;
  height: 44px;
  background: #05131A;
  border: 1px solid var(--border-bright);
  clip-path: var(--poly-clip-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--accent-laser);
}

.user-meta-name {
  font-family: var(--font-cyber);
  font-size: 0.95rem;
  color: #FFFFFF;
}

.user-meta-role {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.review-stars {
  color: #FBBF24;
  margin-bottom: 0.85rem;
  letter-spacing: 2px;
}

.review-text {
  color: var(--text-primary);
  font-size: 0.92rem;
  line-height: 1.6;
  font-style: italic;
}

/* FOOTER */
.footer {
  background: #030C10;
  border-top: 1px solid var(--border-dim);
  padding: 4rem 0 2rem 0;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-brand-desc {
  line-height: 1.6;
  font-size: 0.85rem;
  max-width: 320px;
}

.footer-col-title {
  font-family: var(--font-cyber);
  color: #FFFFFF;
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
  letter-spacing: 1px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.footer-bottom {
  border-top: 1px dashed var(--border-dim);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ARTICLE PAGES SPECIFIC STYLES */
.article-container {
  max-width: 860px;
  margin: 0 auto;
  padding: 3rem 1.5rem 5rem 1.5rem;
}

.article-header {
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--border-dim);
  padding-bottom: 2rem;
}

.article-breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.article-breadcrumb a {
  color: var(--text-radar);
  text-decoration: none;
}

.article-h1 {
  font-family: var(--font-body);
  font-size: 2.2rem;
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.3;
  margin-bottom: 1.25rem;
}

.article-meta {
  display: flex;
  gap: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
}

.article-content {
  font-size: 1.05rem;
  line-height: 1.8;
  color: #D1D5DB;
}

.article-content h2 {
  font-family: var(--font-body);
  font-size: 1.5rem;
  color: var(--accent-laser);
  margin: 2.5rem 0 1rem 0;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-dim);
}

.article-content h3 {
  font-size: 1.25rem;
  color: var(--text-radar);
  margin: 1.75rem 0 0.75rem 0;
}

.article-content p {
  margin-bottom: 1.3rem;
}

.article-content ul, .article-content ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

.article-content li {
  margin-bottom: 0.5rem;
}

.article-cta-box {
  background: var(--bg-surface);
  border: 1.5px solid var(--accent-laser);
  clip-path: var(--poly-clip);
  padding: 2rem;
  margin: 3rem 0;
  text-align: center;
}

.article-cta-title {
  font-family: var(--font-cyber);
  font-size: 1.4rem;
  color: #FFFFFF;
  margin-bottom: 0.75rem;
}

.article-cta-desc {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

/* RESPONSIVE MEDIA QUERIES */
@media (max-width: 992px) {
  .hero-main-content {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    background: var(--bg-abyss);
    border-bottom: 1px solid var(--border-dim);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
  }
  .nav-links.active {
    display: flex;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-title {
    font-size: 2.2rem;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .top-notice-content {
    flex-direction: column;
    text-align: center;
  }
}