/* NEXUS HUB · DARK GLASS + IDE STYLE */

:root {
  --bg-color: #02040a;
  --bg-gradient-top: #060714;
  --bg-gradient-bottom: #020309;

  --panel-bg: rgba(10, 12, 24, 0.86);
  --panel-bg-ghost: rgba(6, 8, 18, 0.76);
  --panel-border: rgba(120, 120, 140, 0.35);

  --text-main: #e4e7f1;
  --text-muted: #727894;
  --text-soft: #a4a9c4;

  --accent: #ff2a45;
  --accent-soft: rgba(255, 42, 69, 0.15);
  --accent-alt: #24ffe1;

  --danger: #ff4d4d;
  --warn: #ffc857;

  --glow-soft: 0 0 18px rgba(255, 42, 69, 0.35);
  --glow-accent-alt: 0 0 18px rgba(36, 255, 225, 0.35);

  --border-strong: #31354e;
  --sidebar-width: 270px;

  --font-main: "Inter", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-ui: "Share Tech Mono", monospace;
}

/* RESET */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  padding: 0;
  margin: 0;
}

body {
  background:
    radial-gradient(circle at 10% 0%, #101224 0, transparent 45%),
    radial-gradient(circle at 80% 100%, #1a1024 0, transparent 50%),
    linear-gradient(180deg, var(--bg-gradient-top), var(--bg-gradient-bottom));
  color: var(--text-main);
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* GLOBAL NOISE OVERLAY */

.noise-layer {
  pointer-events: none;
  position: fixed;
  inset: 0;
  opacity: 0.07;
  mix-blend-mode: soft-light;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 1600 900' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n' x='0' y='0'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='1.2' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.6'/%3E%3C/svg%3E");
  z-index: -1;
}

/* TYPOGRAPHY & LINKS */

a {
  color: var(--accent);
  text-decoration: none;
  transition: 0.18s ease;
}

a:hover {
  text-shadow: 0 0 8px var(--accent);
  letter-spacing: 0.3px;
}

h1,
h2,
h3 {
  font-family: var(--font-ui);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0;
}

h1 {
  font-size: 2.2rem;
  border-bottom: 2px solid var(--accent-soft);
  padding-bottom: 0.4rem;
  margin-bottom: 1.25rem;
}

h2 {
  font-size: 1.5rem;
  border-left: 4px solid var(--accent);
  padding-left: 0.9rem;
  margin-bottom: 1rem;
}

h3 {
  font-size: 1rem;
  margin-bottom: 0.7rem;
  color: #ffffff;
}

.mono {
  font-family: var(--font-ui);
}

/* LAYOUT */

.container {
  max-width: 1220px;
  margin: 0 auto;
  padding: 0 18px;
}

.page-wrapper {
  display: flex;
  gap: 32px;
  margin-top: 28px;
  min-height: 80vh;
}

main {
  flex: 1;
  min-width: 0;
}

/* HEADER · HUD */

.hud-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: radial-gradient(circle at 0 0, rgba(255, 42, 69, 0.14) 0, transparent 55%), #050711;
  border-bottom: 1px solid rgba(100, 105, 136, 0.4);
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(18px);
}

.hud-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
}

.logo {
  font-family: var(--font-ui);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  color: #ffffff;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 10px;
}

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

.logo-tag {
  font-size: 0.8rem;
  padding: 2px 8px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(0, 0, 0, 0.65);
  border-radius: 12px;
  text-shadow: var(--glow-soft);
}

.hud-status {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  font-size: 0.75rem;
  color: var(--text-soft);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(36, 255, 225, 0.7);
  color: #24ffe1;
  background: rgba(1, 20, 28, 0.9);
  box-shadow: var(--glow-accent-alt);
}

.status-online::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  background: #24ffe1;
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(36, 255, 225, 0.9);
}

.hud-meta {
  opacity: 0.8;
}

/* SIDEBAR */

.sidebar {
  width: var(--sidebar-width);
  flex-shrink: 0;
}

.nav-block {
  margin-bottom: 22px;
}

.nav-title {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 10px;
  text-transform: uppercase;
}

.nav-link {
  display: block;
  padding: 9px 14px;
  margin-bottom: 5px;
  font-size: 0.82rem;
  font-family: var(--font-ui);
  color: var(--text-muted);
  border-left: 1px solid rgba(116, 118, 148, 0.7);
  background: linear-gradient(90deg, transparent 0%, transparent 100%);
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 10px;
  height: 1px;
  background: transparent;
  transform: translateY(-50%);
}

.nav-link:hover,
.nav-link.active {
  border-left-width: 3px;
  border-left-color: var(--accent);
  color: #ffffff;
  background: linear-gradient(90deg, var(--accent-soft) 0%, transparent 55%);
  padding-left: 18px;
}

.nav-link:hover::after,
.nav-link.active::after {
  background: var(--accent);
}

/* PANELS */

.panel {
  position: relative;
  background: var(--panel-bg);
  border-radius: 18px;
  border: 1px solid var(--panel-border);
  padding: 22px 22px 20px;
  margin-bottom: 22px;
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(22px);
  overflow: hidden;
}

.panel--ghost {
  background: var(--panel-bg-ghost);
}

.panel--compact {
  padding: 16px 16px 14px;
  border-radius: 16px;
}

.panel-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

/* HERO */

.hero-panel {
  padding-top: 24px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 24px;
  align-items: flex-start;
}

.hero-kicker {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent-alt);
  margin-bottom: 8px;
}

.hero-lead {
  font-size: 0.98rem;
  color: var(--text-soft);
  margin-bottom: 18px;
}

.official-link-block {
  border-radius: 16px;
  border: 1px dashed rgba(255, 255, 255, 0.35);
  padding: 14px 16px 16px;
  background: radial-gradient(circle at 0 0, rgba(255, 42, 69, 0.17) 0, transparent 55%);
}

.official-link-pill {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 8px 11px;
  border-radius: 999px;
  background: rgba(3, 10, 18, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.26);
  margin-bottom: 8px;
}

.link-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: var(--glow-soft);
}

.link-label {
  font-size: 0.78rem;
  color: var(--text-soft);
}

.link-value {
  font-size: 0.82rem;
  color: #ffffff;
}

.link-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

/* HERO SIDE VFX */

.hero-vfx {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.scan-card {
  position: relative;
  overflow: hidden;
}

.scan-matrix {
  display: grid;
  gap: 4px;
  font-size: 0.78rem;
  color: var(--text-soft);
}

.scan-grid {
  position: absolute;
  inset: -40%;
  background-image: linear-gradient(
      rgba(255, 255, 255, 0.04) 1px,
      transparent 1px
    ),
    linear-gradient(
      90deg,
      rgba(255, 255, 255, 0.04) 1px,
      transparent 1px
    );
  background-size: 22px 22px;
  opacity: 0.6;
  mix-blend-mode: soft-light;
  pointer-events: none;
}

.img-placeholder {
  position: relative;
}

.img-glitch {
  position: relative;
  height: 120px;
  border-radius: 14px;
  background: radial-gradient(circle at 20% 0, rgba(255, 42, 69, 0.3) 0, transparent 55%), #050711;
  overflow: hidden;
}

.glitch-line {
  position: absolute;
  left: -10%;
  right: -10%;
  height: 2px;
  background: linear-gradient(90deg, transparent 0, var(--accent) 30%, var(--accent-alt) 70%, transparent 100%);
  opacity: 0.7;
  transform: translateY(10px);
}

.glitch-line:nth-child(2) {
  top: 35%;
  animation: glitch-slide 4s infinite;
}

.glitch-line:nth-child(3) {
  top: 65%;
  animation: glitch-slide 5.5s infinite reverse;
}

@keyframes glitch-slide {
  0% {
    transform: translateX(-40px);
  }
  50% {
    transform: translateX(40px);
  }
  100% {
    transform: translateX(-40px);
  }
}

.img-caption {
  margin-top: 8px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* GRID HELPERS */

.grid {
  display: grid;
  gap: 20px;
}

.grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.column {
  min-width: 0;
}

/* LISTS */

.feature-list,
.step-list {
  padding-left: 18px;
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-soft);
}

.feature-list li {
  margin-bottom: 6px;
}

.step-list li {
  margin-bottom: 6px;
}

/* TOC PANEL */

.toc-panel {
  margin-bottom: 22px;
}

.toc-list {
  list-style: decimal-leading-zero;
  padding-left: 22px;
  margin: 0;
  font-size: 0.8rem;
  color: var(--text-soft);
}

.toc-list li {
  margin-bottom: 4px;
}

/* STATUS PANEL */

.status-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--text-soft);
  padding: 4px 0;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-ok {
  background: #46ff80;
  box-shadow: 0 0 8px rgba(70, 255, 128, 0.85);
}

.status-warn {
  background: var(--warn);
  box-shadow: 0 0 8px rgba(255, 200, 87, 0.85);
}

.status-unknown {
  background: #999;
}

.status-code {
  font-size: 0.7rem;
  text-transform: uppercase;
  opacity: 0.8;
}

/* TABLES */

.table-scroll {
  overflow-x: auto;
  margin-top: 12px;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-ui);
  font-size: 0.8rem;
}

.spec-table th,
.spec-table td {
  border: 1px solid rgba(91, 95, 132, 0.8);
  padding: 9px 10px;
  text-align: left;
}

.spec-table th {
  background: rgba(11, 14, 30, 0.98);
  color: var(--accent);
}

/* FAQ PREVIEW */

.faq-list {
  display: grid;
  gap: 12px;
  margin-top: 10px;
}

.faq-item {
  border-radius: 14px;
  border: 1px dashed rgba(115, 120, 150, 0.7);
  padding: 10px 12px;
  background: radial-gradient(circle at 100% 0, rgba(36, 255, 225, 0.12) 0, transparent 55%);
}

.faq-item p {
  font-size: 0.88rem;
  color: var(--text-soft);
}

.faq-cta {
  margin-top: 14px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* BUTTONS */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-family: var(--font-ui);
  font-size: 0.8rem;
  text-transform: uppercase;
  font-weight: 600;
  padding: 9px 18px;
  cursor: pointer;
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--accent);
  color: #050308;
  box-shadow: var(--glow-soft);
}

.btn-primary:hover {
  background: #ffffff;
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.45);
}

.btn-ghost {
  background: rgba(0, 0, 0, 0.4);
  color: var(--text-soft);
  border-color: rgba(146, 152, 190, 0.8);
}

.btn-ghost:hover {
  color: #ffffff;
  border-color: var(--accent);
}

/* FOOTER */

.site-footer {
  margin-top: 40px;
  padding: 32px 0 26px;
  background: #03040a;
  border-top: 1px solid rgba(101, 104, 138, 0.4);
  box-shadow: 0 -12px 32px rgba(0, 0, 0, 0.85);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr 1.1fr;
  gap: 28px;
}

.footer-col h3 {
  font-size: 0.9rem;
  margin-bottom: 10px;
  color: var(--accent);
}

.footer-col p {
  font-size: 0.8rem;
  color: var(--text-soft);
}

.footer-col ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.footer-col li {
  margin-bottom: 5px;
  font-size: 0.8rem;
}

.footer-col a {
  color: var(--text-soft);
}

.footer-col a:hover {
  color: #ffffff;
}

/* RESPONSIVE */

@media (max-width: 960px) {
  .page-wrapper {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    order: -1;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .hud-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .hud-status {
    align-items: flex-start;
  }

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

@media (max-width: 640px) {
  h1 {
    font-size: 1.6rem;
  }

  .official-link-pill {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-wrapper {
    margin-top: 18px;
  }
}

/* GUIDE CARDS & ANIMATIONS */
.card-grid {
  display: grid;
  gap: 20px;
  margin-top: 24px;
}

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

.guide-card {
  position: relative;
  background: var(--panel-bg-ghost);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  padding: 24px 20px 20px;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  overflow: hidden;
  cursor: pointer;
}

.guide-card::before {
  content: attr(data-hover);
  position: absolute;
  top: 12px;
  right: 12px;
  font-size: 0.65rem;
  color: var(--text-muted);
  opacity: 0;
  transition: 0.3s ease;
  font-family: var(--font-ui);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.guide-card:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: var(--accent);
  box-shadow: 0 25px 50px rgba(255,42,69,0.25), var(--glow-soft);
  background: var(--panel-bg);
}

.guide-card:hover::before {
  opacity: 1;
  color: var(--accent);
}

.guide-card.primary:hover { border-color: var(--accent-alt); box-shadow: 0 25px 50px rgba(36,255,225,0.2); }
.guide-card.success:hover { border-color: #46ff80; box-shadow: 0 25px 50px rgba(70,255,128,0.25); }
.guide-card.warning:hover { border-color: var(--warn); box-shadow: 0 25px 50px rgba(255,200,87,0.25); }
.guide-card.danger:hover { border-color: var(--danger); box-shadow: 0 25px 50px rgba(255,77,77,0.3); }
.guide-card.complete:hover { border-color: #46ff80; }
.guide-card.recommended:hover { border-color: var(--accent-alt); }
.guide-card.pending:hover { border-color: var(--text-muted); }

.card-icon {
  position: absolute;
  top: -10px;
  left: 20px;
  width: 40px;
  height: 40px;
  background: var(--accent-soft);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: var(--glow-soft);
  transition: 0.3s ease;
  display: none;
}

.guide-card:hover .card-icon {
  transform: scale(1.15) rotate(5deg);
  box-shadow: 0 0 25px rgba(255,42,69,0.6);
}

.card-content {
  margin-top: 16px;
  position: relative;
  z-index: 2;
}

.card-list {
  font-size: 0.88rem;
  color: var(--text-soft);
  margin-top: 8px;
}

.card-list li {
  margin-bottom: 4px;
  position: relative;
  padding-left: 18px;
}

.card-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--accent);
}

.warning-text, .danger-text {
  color: var(--danger) !important;
  font-weight: 600;
}

.large {
  font-size: 1rem !important;
  font-family: var(--font-ui);
  background: rgba(255,255,255,0.05);
  padding: 8px 12px;
  border-radius: 6px;
  display: inline-block;
  margin: 8px 0;
}

.step-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--accent-soft);
  color: var(--accent);
  padding: 4px 8px;
  border-radius: 20px;
  font-size: 0.7rem;
  font-family: var(--font-ui);
  font-weight: 600;
}

.action-buttons {
  margin-top: 16px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

@media (max-width: 960px) {
  .card-grid--2, .card-grid--3 {
    grid-template-columns: 1fr;
  }
}

/* LINKS PAGE SPECIFIC */
.critical-link { border-color: var(--accent) !important; }
.live { border-left: 4px solid #46ff80; }
.healthy { border-left: 4px solid var(--accent-alt); }
.intermittent { border-left: 4px solid var(--warn); }

.link-primary { 
  font-size: 1.1rem !important; 
  background: rgba(255,42,69,0.15) !important;
  border: 1px solid rgba(255,42,69,0.4);
}

.btn-copy-primary, .btn-copy-mini {
  margin-top: 12px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.3);
  color: var(--text-soft);
  padding: 6px 14px;
  font-size: 0.75rem;
  border-radius: 20px;
}

.btn-copy-primary:hover, .btn-copy-mini:hover {
  background: var(--accent);
  color: #000;
  box-shadow: var(--glow-soft);
}

.action-row {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 24px;
  flex-wrap: wrap;
}

.action-row .step-badge {
  position: static;
  background: var(--accent-soft);
  padding: 8px 16px;
  font-size: 0.85rem;
}

.card-list.numbered {
  padding-left: 0;
}

.card-list.numbered li {
  padding-left: 0;
  counter-increment: step-counter;
}

.card-list.numbered li::before {
  content: counter(step-counter) ".";
  color: var(--accent);
  font-weight: 600;
  margin-right: 8px;
}

.fingerprint {
  letter-spacing: 0.05em;
  font-size: 0.95rem;
}

/* INDEX PAGE SPECIFIC */
.legit { border-left: 4px solid #46ff80; }
.fake { border-left: 4px solid var(--danger); }

.index-hero .hero-grid {
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.index-hero .critical-link {
  border-color: var(--accent-alt) !important;
  box-shadow: 0 0 0 1px rgba(36,255,225,0.5);
}

.index-hero .critical-link:hover {
  box-shadow: 0 25px 50px rgba(36,255,225,0.3), var(--glow-accent-alt);
}
/* FAQ PAGE SPECIFIC */
.faq-item {
  transition: all 0.3s ease;
}

.faq-item:hover {
  border-color: var(--accent-alt) !important;
}

.faq-item .card-icon {
  background: rgba(36,255,225,0.2);
}

.faq-item:hover .card-icon {
  background: var(--accent-soft);
  box-shadow: 0 0 20px rgba(36,255,225,0.6);
}


.empty { border-left-color: #46ff80 !important; }
.isolated { border-left-color: var(--accent-alt) !important; }
.footer-legal { opacity: 0.9; }
.legal-links li { margin-bottom: 4px; }
.code-block { 
  background: rgba(0,0,0,0.4); 
  padding: 12px; 
  border-radius: 8px; 
  font-size: 0.8rem;
  max-height: 120px;
  overflow: auto;
}