/* ==========================================================================
   nice加速 (nicejiasu.lol) — Exclusive Design System
   Theme: Deep-Sea Sonar & Stratospheric Global Routing Observatory
   Palette:
   - Abyssal Ocean Navy: #07111A
   - Deep Trench Surface: #0B1926
   - Glassmorphic Reef: rgba(15, 31, 46, 0.72)
   - Glassmorphic Elevated: rgba(20, 42, 62, 0.82)
   - Bioluminescent Aqua: #4CE0D2
   - Solar Isobar Gold: #F2C66D
   - Coral Beacon: #FF6B6B
   - Ice White: #F0F7FA
   - Muted Pelagic Slate: #8CA7BC
   ========================================================================== */

:root {
  --color-bg: #07111A;
  --color-bg-deep: #040B11;
  --color-surface: #0D1E2D;
  --color-surface-glass: rgba(15, 31, 46, 0.72);
  --color-surface-glass-strong: rgba(18, 38, 56, 0.88);
  --color-surface-hover: rgba(24, 50, 74, 0.84);
  --color-text-main: #F0F7FA;
  --color-text-muted: #8CA7BC;
  --color-accent: #4CE0D2;
  --color-accent-glow: rgba(76, 224, 210, 0.28);
  --color-highlight: #F2C66D;
  --color-highlight-glow: rgba(242, 198, 109, 0.22);
  --color-coral: #FF6B6B;
  --color-border: rgba(76, 224, 210, 0.18);
  --color-border-subtle: rgba(140, 167, 188, 0.16);
  --color-border-gold: rgba(242, 198, 109, 0.36);

  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;

  --radius-capsule: 999px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;

  --shadow-glass: 0 20px 50px rgba(2, 8, 14, 0.65), inset 0 1px 0 rgba(240, 247, 250, 0.08);
  --shadow-aqua: 0 0 28px rgba(76, 224, 210, 0.26);
  --shadow-gold: 0 0 28px rgba(242, 198, 109, 0.22);
}

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

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

body {
  margin: 0;
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  background-image:
    radial-gradient(circle at 15% 12%, rgba(76, 224, 210, 0.09) 0%, transparent 38%),
    radial-gradient(circle at 85% 22%, rgba(242, 198, 109, 0.07) 0%, transparent 36%),
    radial-gradient(circle at 50% 65%, rgba(17, 58, 84, 0.35) 0%, transparent 55%),
    linear-gradient(180deg, #07111A 0%, #050E16 50%, #07111A 100%);
  color: var(--color-text-main);
  line-height: 1.68;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Subtle Bathymetric Grid Overlay */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(76, 224, 210, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(76, 224, 210, 0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at center, black 35%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 35%, transparent 90%);
}

main,
header,
footer,
nav,
section,
aside {
  position: relative;
  z-index: 1;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease, transform 0.2s ease;
}

a:hover {
  color: var(--color-highlight);
}

img,
svg {
  max-width: 100%;
  vertical-align: middle;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  background: var(--color-accent);
  color: #041016;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  z-index: 9999;
}

.skip-link:focus {
  top: 16px;
}

.layout-shell {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ==========================================================================
   1. FLOATING DUAL-ISLAND GLASSMORPHIC CAPSULES NAVIGATION
   ========================================================================== */

.obs-floating-header {
  position: sticky;
  top: 18px;
  z-index: 950;
  padding: 0 1.25rem;
  margin-bottom: 0.5rem;
  pointer-events: none;
}

.obs-floating-header__inner {
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.obs-island {
  pointer-events: auto;
  display: flex;
  align-items: center;
  background: rgba(11, 25, 38, 0.76);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(76, 224, 210, 0.24);
  border-radius: var(--radius-capsule);
  box-shadow: 0 14px 36px rgba(2, 8, 14, 0.68), inset 0 1px 0 rgba(240, 247, 250, 0.12);
  padding: 0.45rem 1rem;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.obs-island:hover {
  border-color: rgba(76, 224, 210, 0.45);
  box-shadow: 0 16px 40px rgba(2, 8, 14, 0.8), 0 0 20px rgba(76, 224, 210, 0.12);
}

/* Left Capsule: Brand + Observatory Tag + Live Sonar Pulse Dot */
.obs-island--left {
  gap: 0.85rem;
  padding: 0.45rem 1.15rem 0.45rem 0.65rem;
}

.obs-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--color-text-main);
  font-weight: 800;
  font-size: 1.02rem;
  letter-spacing: 0.02em;
}

.obs-brand:hover {
  color: var(--color-text-main);
}

.obs-brand__mark {
  width: 34px;
  height: 34px;
  flex-shrink: 0;
  filter: drop-shadow(0 0 8px rgba(76, 224, 210, 0.35));
}

.obs-brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.18;
}

.obs-brand__name {
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--color-text-main);
}

.obs-brand__sub {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--color-accent);
  letter-spacing: 0.04em;
  opacity: 0.9;
}

.obs-sonar-status {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.28rem 0.72rem;
  border-radius: var(--radius-capsule);
  background: rgba(76, 224, 210, 0.1);
  border: 1px solid rgba(76, 224, 210, 0.25);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent);
  white-space: nowrap;
}

.obs-sonar-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 10px var(--color-accent);
  position: relative;
}

.obs-sonar-dot::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1.5px solid var(--color-accent);
  animation: sonarPing 2.2s cubic-bezier(0, 0, 0.2, 1) infinite;
}

@keyframes sonarPing {
  0% {
    transform: scale(0.75);
    opacity: 0.95;
  }
  80%, 100% {
    transform: scale(2.35);
    opacity: 0;
  }
}

/* Right Capsule: Links + Glowing Aqua Capsule CTA */
.obs-island--right {
  gap: 0.4rem;
  padding: 0.4rem 0.45rem 0.4rem 1.1rem;
}

.obs-nav-list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.obs-nav-link {
  display: inline-flex;
  align-items: center;
  padding: 0.42rem 0.82rem;
  border-radius: var(--radius-capsule);
  color: var(--color-text-main);
  font-size: 0.88rem;
  font-weight: 600;
  transition: background 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}

.obs-nav-link:hover,
.obs-nav-link--active {
  color: var(--color-accent);
  background: rgba(76, 224, 210, 0.1);
}

.obs-capsule-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-left: 0.45rem;
  padding: 0.52rem 1.18rem;
  border-radius: var(--radius-capsule);
  background: linear-gradient(135deg, #4CE0D2 0%, #26B8AA 100%);
  color: #04121A !important;
  font-weight: 800;
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  box-shadow: 0 0 22px rgba(76, 224, 210, 0.42), inset 0 1px 0 rgba(255, 255, 255, 0.45);
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
  white-space: nowrap;
}

.obs-capsule-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 30px rgba(76, 224, 210, 0.68), inset 0 1px 0 rgba(255, 255, 255, 0.65);
  filter: brightness(1.05);
}

/*Legacy & Subpage .site-header transformation into Floating Glass Capsule style */
.site-header {
  position: sticky;
  top: 18px;
  z-index: 940;
  margin: 0 auto;
  max-width: 1240px;
  padding: 0 1.25rem;
  background: transparent;
  border-bottom: none;
  height: auto;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(11, 25, 38, 0.78);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(76, 224, 210, 0.24);
  border-radius: var(--radius-capsule);
  padding: 0.55rem 0.75rem 0.55rem 1.15rem;
  box-shadow: 0 14px 36px rgba(2, 8, 14, 0.68), inset 0 1px 0 rgba(240, 247, 250, 0.1);
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--color-text-main);
}

.site-header__menu {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-header__link {
  padding: 0.42rem 0.85rem;
  border-radius: var(--radius-capsule);
  color: var(--color-text-main);
  font-size: 0.9rem;
  font-weight: 600;
}

.site-header__link:hover,
.site-header__link--active {
  color: var(--color-accent);
  background: rgba(76, 224, 210, 0.1);
}

.site-header__toggle,
.obs-mobile-toggle {
  display: none;
  background: rgba(76, 224, 210, 0.12);
  border: 1px solid rgba(76, 224, 210, 0.3);
  color: var(--color-text-main);
  border-radius: var(--radius-capsule);
  padding: 0.45rem 0.7rem;
  cursor: pointer;
}

.site-header__drawer,
.obs-mobile-drawer {
  display: none;
  pointer-events: auto;
  margin-top: 0.65rem;
  background: rgba(9, 22, 34, 0.95);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(76, 224, 210, 0.28);
  border-radius: var(--radius-lg);
  padding: 1.15rem;
  box-shadow: var(--shadow-glass);
}

.site-header__drawer.is-open,
.obs-mobile-drawer.is-open {
  display: block;
}

.site-header__drawer-list,
.obs-mobile-drawer__list {
  list-style: none;
  margin: 0 0 1rem 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.site-header__drawer-link,
.obs-mobile-drawer__link {
  display: block;
  padding: 0.65rem 0.9rem;
  border-radius: var(--radius-sm);
  color: var(--color-text-main);
  font-weight: 600;
  background: rgba(255, 255, 255, 0.03);
}

/* ==========================================================================
   BUTTONS & CONTROLS
   ========================================================================== */

.action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.78rem 1.55rem;
  border-radius: var(--radius-capsule);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.22s ease;
  text-decoration: none;
}

.action-btn--primary {
  background: linear-gradient(135deg, #4CE0D2 0%, #26B8AA 100%);
  color: #04121A !important;
  box-shadow: 0 8px 25px rgba(76, 224, 210, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

.action-btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(76, 224, 210, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.65);
}

.action-btn--secondary {
  background: rgba(15, 31, 46, 0.78);
  color: var(--color-text-main) !important;
  border: 1px solid rgba(76, 224, 210, 0.32);
  backdrop-filter: blur(10px);
}

.action-btn--secondary:hover {
  border-color: var(--color-accent);
  background: rgba(76, 224, 210, 0.14);
  color: var(--color-accent) !important;
  transform: translateY(-2px);
}

.action-btn--gold {
  background: linear-gradient(135deg, #F2C66D 0%, #E0A83B 100%);
  color: #07111A !important;
  box-shadow: 0 8px 25px rgba(242, 198, 109, 0.32);
}

.action-btn--compact {
  padding: 0.5rem 1.1rem;
  font-size: 0.86rem;
}

.action-btn--block {
  width: 100%;
}

/* ==========================================================================
   2. PANORAMIC WORLD SUBMARINE CABLE MAP HERO & 24-HOUR TIME SCRUBBER
   ========================================================================== */

.observatory-hero {
  padding: 2.2rem 0 3.5rem;
  position: relative;
  overflow: hidden;
}

.observatory-hero__top {
  text-align: center;
  max-width: 920px;
  margin: 0 auto 1.85rem;
}

.observatory-badge-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 1.1rem;
}

.obs-coord-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.32rem 0.85rem;
  border-radius: var(--radius-capsule);
  background: rgba(15, 31, 46, 0.82);
  border: 1px solid rgba(76, 224, 210, 0.28);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-accent);
}

.obs-coord-pill--gold {
  border-color: rgba(242, 198, 109, 0.36);
  color: var(--color-highlight);
}

.observatory-hero__h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.85rem, 3.6vw, 3.05rem);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: -0.01em;
  background: linear-gradient(135deg, #F0F7FA 15%, #4CE0D2 58%, #F2C66D 95%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.observatory-hero__lead {
  margin: 0 auto 1.5rem;
  max-width: 760px;
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.72;
}

.observatory-hero__cta-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.9rem;
}

/* Panoramic World Stage Box */
.panoramic-stage {
  position: relative;
  background: linear-gradient(180deg, rgba(10, 22, 34, 0.88) 0%, rgba(7, 17, 26, 0.94) 100%);
  border: 1px solid rgba(76, 224, 210, 0.28);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-glass), 0 0 55px rgba(76, 224, 210, 0.08);
  overflow: hidden;
  padding: 1.25rem 1.25rem 1.4rem;
}

.panoramic-stage__hud-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 0.45rem 0.75rem 0.95rem;
  border-bottom: 1px solid rgba(76, 224, 210, 0.14);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--color-text-muted);
}

.panoramic-stage__legend {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.1rem;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.legend-swatch {
  width: 12px;
  height: 3px;
  border-radius: 2px;
}

.legend-swatch--aqua {
  background: var(--color-accent);
  box-shadow: 0 0 8px var(--color-accent);
}

.legend-swatch--gold {
  background: var(--color-highlight);
  box-shadow: 0 0 8px var(--color-highlight);
}

.legend-swatch--coral {
  background: var(--color-coral);
  box-shadow: 0 0 8px var(--color-coral);
}

/* World Map SVG Container */
.submarine-map-wrap {
  position: relative;
  width: 100%;
  margin: 0.5rem 0;
}

.submarine-map-svg {
  width: 100%;
  height: auto;
  display: block;
}

/* Animated Cable Arcs */
.cable-arc {
  fill: none;
  stroke-width: 2.2;
  stroke-linecap: round;
  opacity: 0.28;
  transition: opacity 0.4s ease, stroke-width 0.4s ease, filter 0.4s ease;
}

.cable-arc--pulse {
  fill: none;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-dasharray: 10 14;
  animation: cableFlow 1.8s linear infinite;
  opacity: 0.35;
  transition: opacity 0.4s ease, stroke-width 0.4s ease;
}

.cable-arc.is-highlighted,
.cable-arc--pulse.is-highlighted {
  opacity: 1;
  stroke-width: 3.6;
  filter: drop-shadow(0 0 8px rgba(76, 224, 210, 0.8));
}

.cable-arc--gold.is-highlighted {
  filter: drop-shadow(0 0 8px rgba(242, 198, 109, 0.85));
}

@keyframes cableFlow {
  to {
    stroke-dashoffset: -48;
  }
}

.city-sonar-ring {
  transform-origin: center;
  transform-box: fill-box;
  animation: mapSonarPulse 2.6s ease-out infinite;
}

@keyframes mapSonarPulse {
  0% {
    transform: scale(0.6);
    opacity: 0.9;
  }
  100% {
    transform: scale(2.4);
    opacity: 0;
  }
}

/* Hero Overlay Bottom: Telemetry Readout Card + 24-Hour Time Scrubber */
.scrubber-dock {
  margin-top: 0.85rem;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 1.15rem;
  align-items: stretch;
  background: rgba(8, 20, 31, 0.86);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(76, 224, 210, 0.24);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.25rem;
}

.scrubber-controls__label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--color-accent);
  margin-bottom: 0.7rem;
}

.scrubber-buttons {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.6rem;
}

.scrubber-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.2rem;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-sm);
  background: rgba(15, 31, 46, 0.72);
  border: 1px solid rgba(140, 167, 188, 0.2);
  color: var(--color-text-main);
  cursor: pointer;
  text-align: left;
  transition: all 0.22s ease;
}

.scrubber-btn:hover {
  border-color: rgba(76, 224, 210, 0.45);
  background: rgba(20, 42, 62, 0.85);
}

.scrubber-btn.is-active {
  background: linear-gradient(135deg, rgba(76, 224, 210, 0.2) 0%, rgba(242, 198, 109, 0.12) 100%);
  border-color: var(--color-accent);
  box-shadow: 0 0 18px rgba(76, 224, 210, 0.22);
}

.scrubber-btn__time {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-highlight);
}

.scrubber-btn__name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text-main);
}

/* Live Telemetry Readout Card inside Hero */
.scrubber-telemetry-card {
  background: rgba(13, 29, 44, 0.9);
  border: 1px solid rgba(242, 198, 109, 0.32);
  border-radius: var(--radius-sm);
  padding: 0.95rem 1.15rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.scrubber-telemetry__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.55rem;
}

.scrubber-telemetry__badge {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  color: #07111A;
  background: var(--color-highlight);
  padding: 0.18rem 0.6rem;
  border-radius: var(--radius-capsule);
}

.scrubber-telemetry__route {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-accent);
}

.scrubber-telemetry__title {
  margin: 0 0 0.35rem;
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--color-text-main);
}

.scrubber-telemetry__desc {
  margin: 0 0 0.75rem;
  font-size: 0.86rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

.scrubber-telemetry__metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  padding-top: 0.65rem;
  border-top: 1px solid rgba(140, 167, 188, 0.16);
}

.telemetry-metric {
  display: flex;
  flex-direction: column;
}

.telemetry-metric__label {
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

.telemetry-metric__val {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--color-accent);
}

/* ==========================================================================
   SECTION HEADINGS & COMMON CONTAINERS
   ========================================================================== */

.obs-section {
  padding: 4.5rem 0;
  position: relative;
}

.obs-section--tinted {
  background: rgba(9, 22, 34, 0.55);
  border-top: 1px solid rgba(76, 224, 210, 0.12);
  border-bottom: 1px solid rgba(76, 224, 210, 0.12);
}

.obs-section__head {
  margin-bottom: 2.5rem;
  max-width: 780px;
}

.obs-section__code {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.55rem;
}

.obs-section__title {
  margin: 0 0 0.75rem;
  font-size: clamp(1.55rem, 2.6vw, 2.25rem);
  font-weight: 800;
  color: var(--color-text-main);
  line-height: 1.28;
}

.obs-section__desc {
  margin: 0;
  font-size: 1rem;
  color: var(--color-text-muted);
}

/* ==========================================================================
   3. SECTION 1: 5-REGION LIVE WEATHER & NODE TELEMETRY STRIP (#nodes)
   ========================================================================== */

.weather-strip-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.9rem;
  margin-bottom: 1.35rem;
}

.weather-node-card {
  background: var(--color-surface-glass);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(76, 224, 210, 0.2);
  border-radius: var(--radius-md);
  padding: 1.15rem 1.05rem;
  cursor: pointer;
  text-align: left;
  transition: all 0.24s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.75rem;
  color: var(--color-text-main);
}

.weather-node-card:hover {
  transform: translateY(-3px);
  border-color: rgba(76, 224, 210, 0.5);
  background: var(--color-surface-hover);
}

.weather-node-card.is-active {
  background: linear-gradient(160deg, rgba(76, 224, 210, 0.18) 0%, rgba(15, 31, 46, 0.92) 100%);
  border-color: var(--color-accent);
  box-shadow: 0 12px 30px rgba(2, 8, 14, 0.6), 0 0 24px rgba(76, 224, 210, 0.22);
}

.weather-node-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.4rem;
}

.weather-node-card__code {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-accent);
  background: rgba(76, 224, 210, 0.12);
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
}

.weather-node-card__status {
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--color-highlight);
}

.weather-node-card__region {
  font-size: 1.08rem;
  font-weight: 800;
  margin: 0;
}

.weather-node-card__latency {
  font-family: var(--font-mono);
  font-size: 1.32rem;
  font-weight: 800;
  color: var(--color-accent);
}

.weather-node-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.weather-mini-tag {
  font-size: 0.72rem;
  padding: 0.15rem 0.48rem;
  border-radius: 4px;
  background: rgba(240, 247, 250, 0.07);
  color: var(--color-text-muted);
}

/* Active Region Detail Console below Strip */
.region-console-pod {
  background: var(--color-surface-glass-strong);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(76, 224, 210, 0.3);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.75rem;
  box-shadow: var(--shadow-glass);
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 1.75rem;
  align-items: center;
}

.region-console__title-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.region-console__name {
  margin: 0;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--color-text-main);
}

.region-console__cable {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-highlight);
  background: rgba(242, 198, 109, 0.12);
  border: 1px solid rgba(242, 198, 109, 0.3);
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-capsule);
}

.region-console__desc {
  margin: 0 0 1.1rem;
  color: var(--color-text-muted);
  font-size: 0.94rem;
}

.region-unlock-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.unlock-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-capsule);
  background: rgba(76, 224, 210, 0.14);
  border: 1px solid rgba(76, 224, 210, 0.38);
  color: var(--color-text-main);
  font-size: 0.84rem;
  font-weight: 700;
}

.unlock-pill::before {
  content: "✓";
  color: var(--color-accent);
  font-weight: 900;
}

.region-console__specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  background: rgba(7, 17, 26, 0.65);
  border: 1px solid rgba(140, 167, 188, 0.16);
  border-radius: var(--radius-md);
  padding: 1.1rem;
}

.region-spec-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.region-spec-item__label {
  font-size: 0.74rem;
  color: var(--color-text-muted);
}

.region-spec-item__value {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--color-accent);
}

/* ==========================================================================
   4. SECTION 2: INTERACTIVE ECOSYSTEM RADAR (#features)
   ========================================================================== */

.ecosystem-radar-layout {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 1.75rem;
  align-items: stretch;
}

.ecosystem-pills-panel {
  background: var(--color-surface-glass);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(76, 224, 210, 0.2);
  border-radius: var(--radius-lg);
  padding: 1.65rem;
  box-shadow: var(--shadow-glass);
}

.ecosystem-group-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-highlight);
  margin: 0 0 0.85rem;
  padding-bottom: 0.45rem;
  border-bottom: 1px solid rgba(140, 167, 188, 0.14);
}

.ecosystem-group-label--spaced {
  margin-top: 1.45rem;
}

.ecosystem-grid-12 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

.eco-platform-pill {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.8rem 0.95rem;
  border-radius: var(--radius-md);
  background: rgba(10, 22, 34, 0.78);
  border: 1px solid rgba(140, 167, 188, 0.2);
  color: var(--color-text-main);
  cursor: pointer;
  text-align: left;
  transition: all 0.2s ease;
}

.eco-platform-pill:hover {
  border-color: rgba(76, 224, 210, 0.5);
  background: rgba(18, 38, 56, 0.9);
  transform: translateY(-2px);
}

.eco-platform-pill.is-active {
  background: linear-gradient(135deg, rgba(76, 224, 210, 0.22) 0%, rgba(242, 198, 109, 0.1) 100%);
  border-color: var(--color-accent);
  box-shadow: 0 0 20px rgba(76, 224, 210, 0.22);
}

.eco-platform-pill__icon {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: rgba(76, 224, 210, 0.12);
  border: 1px solid rgba(76, 224, 210, 0.28);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--color-accent);
  flex-shrink: 0;
}

.eco-platform-pill__info {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.eco-platform-pill__name {
  font-size: 0.92rem;
  font-weight: 800;
}

.eco-platform-pill__sub {
  font-size: 0.72rem;
  color: var(--color-text-muted);
}

/* Right Column: Live Route Inspector Glass Pod */
.route-inspector-pod {
  background: linear-gradient(165deg, rgba(16, 35, 52, 0.9) 0%, rgba(8, 19, 29, 0.95) 100%);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(76, 224, 210, 0.36);
  border-radius: var(--radius-lg);
  padding: 1.65rem;
  box-shadow: var(--shadow-glass), 0 0 35px rgba(76, 224, 210, 0.12);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.inspector-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.inspector-sonar-visual {
  display: flex;
  align-items: center;
  gap: 0.95rem;
  margin-bottom: 1.15rem;
  padding: 0.85rem 1rem;
  background: rgba(5, 13, 21, 0.72);
  border-radius: var(--radius-md);
  border: 1px solid rgba(76, 224, 210, 0.2);
}

.sonar-dial {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  border: 1.5px solid var(--color-accent);
  position: relative;
  flex-shrink: 0;
  background: radial-gradient(circle, rgba(76, 224, 210, 0.22) 0%, transparent 70%);
  overflow: hidden;
}

.sonar-dial::before {
  content: "";
  position: absolute;
  inset: 12px;
  border-radius: 50%;
  border: 1px dashed rgba(76, 224, 210, 0.45);
}

.sonar-dial__sweep {
  position: absolute;
  width: 50%;
  height: 50%;
  top: 0;
  left: 50%;
  transform-origin: bottom left;
  background: conic-gradient(from 0deg, rgba(76, 224, 210, 0.65), transparent 90deg);
  animation: radarSweep 3s linear infinite;
}

@keyframes radarSweep {
  to {
    transform: rotate(360deg);
  }
}

.inspector-platform-title {
  margin: 0;
  font-size: 1.32rem;
  font-weight: 800;
  color: var(--color-text-main);
}

.inspector-platform-cat {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-highlight);
}

.inspector-specs-list {
  display: flex;
  flex-direction: column;
  gap: 0.68rem;
  margin-bottom: 1.2rem;
}

.inspector-spec-row {
  background: rgba(11, 25, 38, 0.75);
  border: 1px solid rgba(140, 167, 188, 0.15);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.85rem;
}

.inspector-spec-row__key {
  font-size: 0.73rem;
  color: var(--color-text-muted);
  display: block;
  margin-bottom: 0.15rem;
}

.inspector-spec-row__val {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--color-accent);
}

.inspector-spec-row__val--gold {
  color: var(--color-highlight);
}

/* ==========================================================================
   5. SECTION 3: GLASSMORPHIC POD PRICING + 6-ROW COMPARISON MATRIX (#pricing)
   ========================================================================== */

.pricing-pods-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.35rem;
  margin-bottom: 2.5rem;
}

.pricing-pod {
  background: var(--color-surface-glass);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(76, 224, 210, 0.22);
  border-radius: var(--radius-lg);
  padding: 1.85rem 1.65rem;
  box-shadow: var(--shadow-glass);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.pricing-pod:hover {
  transform: translateY(-4px);
  border-color: rgba(76, 224, 210, 0.5);
}

.pricing-pod--featured {
  background: linear-gradient(165deg, rgba(20, 46, 68, 0.9) 0%, rgba(11, 25, 38, 0.95) 100%);
  border: 1.5px solid var(--color-highlight);
  box-shadow: var(--shadow-glass), 0 0 36px rgba(242, 198, 109, 0.18);
}

.pricing-pod__ribbon {
  position: absolute;
  top: -13px;
  right: 22px;
  background: linear-gradient(135deg, #F2C66D 0%, #E0A83B 100%);
  color: #07111A;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.22rem 0.85rem;
  border-radius: var(--radius-capsule);
  letter-spacing: 0.03em;
}

.pricing-pod__code {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--color-accent);
  margin-bottom: 0.35rem;
}

.pricing-pod__name {
  margin: 0 0 0.4rem;
  font-size: 1.35rem;
  font-weight: 800;
}

.pricing-pod__tagline {
  margin: 0 0 1.15rem;
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

.pricing-pod__price-box {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid rgba(140, 167, 188, 0.18);
}

.pricing-pod__amount {
  font-family: var(--font-mono);
  font-size: 2.35rem;
  font-weight: 900;
  color: var(--color-text-main);
}

.pricing-pod--featured .pricing-pod__amount {
  color: var(--color-highlight);
}

.pricing-pod__unit {
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

.pricing-pod__list {
  list-style: none;
  margin: 0 0 1.65rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.pricing-pod__list li {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.9rem;
  color: var(--color-text-main);
}

.pricing-pod__list li::before {
  content: "◈";
  color: var(--color-accent);
  font-size: 0.85rem;
  flex-shrink: 0;
}

/* Full 6-Row Architectural Comparison Matrix Table */
.matrix-table-card {
  background: var(--color-surface-glass-strong);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(76, 224, 210, 0.28);
  border-radius: var(--radius-lg);
  padding: 1.65rem;
  box-shadow: var(--shadow-glass);
  overflow-x: auto;
}

.matrix-table-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.15rem;
}

.matrix-table-card__title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-text-main);
}

.obs-matrix-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 680px;
  font-size: 0.9rem;
}

.obs-matrix-table th,
.obs-matrix-table td {
  padding: 0.95rem 1.1rem;
  text-align: left;
  border-bottom: 1px solid rgba(140, 167, 188, 0.15);
}

.obs-matrix-table thead th {
  background: rgba(7, 17, 26, 0.78);
  font-family: var(--font-mono);
  font-size: 0.84rem;
  font-weight: 800;
  color: var(--color-accent);
  border-bottom: 1.5px solid rgba(76, 224, 210, 0.35);
}

.obs-matrix-table thead th.col-featured {
  color: var(--color-highlight);
  background: rgba(242, 198, 109, 0.1);
}

.obs-matrix-table tbody th {
  font-weight: 700;
  color: var(--color-text-main);
  width: 24%;
  background: rgba(11, 25, 38, 0.45);
}

.obs-matrix-table tbody td {
  color: var(--color-text-muted);
}

.obs-matrix-table tbody td.col-featured {
  color: var(--color-text-main);
  font-weight: 600;
  background: rgba(242, 198, 109, 0.05);
}

/* ==========================================================================
   6. SECTION 4: SPLIT-SCREEN STICKY FAQ & DIAGNOSTIC COMPASS (#faq)
   ========================================================================== */

.split-faq-layout {
  display: grid;
  grid-template-columns: 4fr 8fr;
  gap: 1.85rem;
  align-items: start;
}

.diagnostic-compass-card {
  position: sticky;
  top: 96px;
  background: linear-gradient(165deg, rgba(16, 35, 52, 0.92) 0%, rgba(8, 19, 29, 0.96) 100%);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(242, 198, 109, 0.35);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-glass);
}

.compass-header {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.75rem;
}

.compass-header__title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-highlight);
}

.compass-sub {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.compass-scenario-btns {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  margin-bottom: 1.1rem;
}

.compass-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.72rem 0.95rem;
  border-radius: var(--radius-sm);
  background: rgba(11, 25, 38, 0.8);
  border: 1px solid rgba(140, 167, 188, 0.22);
  color: var(--color-text-main);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  text-align: left;
  transition: all 0.2s ease;
}

.compass-btn:hover {
  border-color: var(--color-highlight);
}

.compass-btn.is-active {
  background: rgba(242, 198, 109, 0.16);
  border-color: var(--color-highlight);
  color: var(--color-highlight);
}

.compass-readout {
  background: rgba(5, 12, 19, 0.85);
  border: 1px solid rgba(76, 224, 210, 0.26);
  border-radius: var(--radius-sm);
  padding: 1rem;
}

.compass-readout__title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-accent);
  margin: 0 0 0.45rem;
}

.compass-readout__steps {
  margin: 0;
  padding-left: 1.15rem;
  font-size: 0.84rem;
  color: var(--color-text-main);
  line-height: 1.6;
}

.compass-readout__steps li {
  margin-bottom: 0.35rem;
}

/* Right 8 Columns: Smooth Glassmorphic FAQ Accordion */
.faq-stack {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.faq-item {
  background: var(--color-surface-glass);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(76, 224, 210, 0.2);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.faq-item[open] {
  border-color: var(--color-accent);
  box-shadow: 0 8px 25px rgba(2, 8, 14, 0.5);
}

.faq-item__trigger {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 1.35rem;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--color-text-main);
  cursor: pointer;
}

.faq-item__trigger::-webkit-details-marker {
  display: none;
}

.faq-item__symbol {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.faq-item[open] .faq-item__symbol {
  transform: rotate(45deg);
  color: var(--color-highlight);
}

.faq-item__answer {
  padding: 0 1.35rem 1.25rem;
  color: var(--color-text-muted);
  font-size: 0.94rem;
  line-height: 1.72;
  border-top: 1px solid rgba(140, 167, 188, 0.12);
  padding-top: 0.9rem;
}

.faq-item__answer p {
  margin: 0;
}

/* ==========================================================================
   CLOSING CTA & FOOTER
   ========================================================================== */

.closing-cta {
  padding: 3.5rem 0 4.5rem;
}

.closing-cta__box {
  background: linear-gradient(135deg, rgba(16, 40, 60, 0.92) 0%, rgba(9, 22, 34, 0.96) 100%);
  border: 1px solid rgba(76, 224, 210, 0.38);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  box-shadow: var(--shadow-glass), 0 0 40px rgba(76, 224, 210, 0.12);
}

.closing-cta__title {
  margin: 0 0 0.5rem;
  font-size: clamp(1.35rem, 2.2vw, 1.85rem);
  font-weight: 800;
  color: var(--color-text-main);
}

.closing-cta__sub {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.96rem;
}

.site-footer {
  background: rgba(4, 11, 17, 0.95);
  border-top: 1px solid rgba(76, 224, 210, 0.16);
  padding: 2.75rem 0 4.5rem;
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

.site-footer__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(140, 167, 188, 0.12);
}

.site-footer__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.site-footer__link {
  color: var(--color-text-muted);
}

.site-footer__link:hover {
  color: var(--color-accent);
}

.site-footer__bottom {
  padding-top: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.site-footer__bottom p {
  margin: 0;
}

/* ==========================================================================
   SUBPAGES & ZHINAN OBSERVATORY LOGBOOK SUPPORT
   ========================================================================== */

.breadcrumb-bar {
  padding: 1.35rem 0 0.5rem;
}

.breadcrumb-bar__list {
  list-style: none;
  margin: 0;
  padding: 0.55rem 1.1rem;
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.55rem;
  background: rgba(15, 31, 46, 0.68);
  border: 1px solid rgba(76, 224, 210, 0.2);
  border-radius: var(--radius-capsule);
  font-size: 0.84rem;
  color: var(--color-text-muted);
}

.breadcrumb-bar__link {
  color: var(--color-accent);
  font-weight: 600;
}

.content-section {
  padding: 3rem 0 4.5rem;
}

.content-section__head {
  margin-bottom: 2.25rem;
}

.content-section__code {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.content-section__title {
  margin: 0 0 0.75rem;
  font-size: clamp(1.65rem, 2.8vw, 2.35rem);
  font-weight: 800;
}

.content-section__desc {
  margin: 0;
  color: var(--color-text-muted);
  max-width: 760px;
}

/* Zhinan Logbook Grid */
.guide-catalog {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.45rem;
}

.guide-card {
  background: var(--color-surface-glass);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(76, 224, 210, 0.22);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-glass);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.24s ease, border-color 0.24s ease;
}

.guide-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
}

.guide-card__thumb {
  width: 100%;
  height: auto;
  border-bottom: 1px solid rgba(76, 224, 210, 0.16);
}

.guide-card__body {
  padding: 1.35rem 1.45rem 1.55rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  justify-content: space-between;
}

.guide-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--color-highlight);
  margin-bottom: 0.65rem;
}

.guide-card__title {
  margin: 0 0 0.65rem;
  font-size: 1.1rem;
  line-height: 1.42;
}

.guide-card__title a {
  color: var(--color-text-main);
}

.guide-card__title a:hover {
  color: var(--color-accent);
}

.guide-card__excerpt {
  margin: 0 0 1.25rem;
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.62;
}

/* Subpage Article Prose Styling */
.article-wrap {
  max-width: 860px;
  margin: 1.75rem auto 4.5rem;
  padding: 2.35rem 2.5rem;
  background: var(--color-surface-glass-strong);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(76, 224, 210, 0.24);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-glass);
}

.article-header {
  padding-bottom: 1.4rem;
  margin-bottom: 1.75rem;
  border-bottom: 1px solid rgba(76, 224, 210, 0.18);
}

.article-header__title {
  margin: 0 0 0.85rem;
  font-size: clamp(1.55rem, 2.6vw, 2.15rem);
  line-height: 1.32;
  color: var(--color-text-main);
}

.article-header__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.15rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-highlight);
}

.article-prose {
  color: var(--color-text-main);
  font-size: 1rem;
  line-height: 1.78;
}

.article-prose h2 {
  margin: 2.1rem 0 0.85rem;
  font-size: 1.35rem;
  color: var(--color-accent);
  border-left: 3px solid var(--color-accent);
  padding-left: 0.75rem;
}

.article-prose h3 {
  margin: 1.45rem 0 0.55rem;
  font-size: 1.1rem;
  color: var(--color-highlight);
}

.article-prose p,
.article-prose ul,
.article-prose ol {
  margin: 0 0 1.15rem;
}

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

.article-cta-box {
  margin: 2.25rem 0;
  padding: 1.65rem 1.85rem;
  background: linear-gradient(135deg, rgba(76, 224, 210, 0.14) 0%, rgba(15, 31, 46, 0.92) 100%);
  border: 1px solid rgba(76, 224, 210, 0.38);
  border-radius: var(--radius-md);
}

.article-cta-box__title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-text-main);
  margin-bottom: 0.45rem;
}

.article-related {
  margin-top: 2.25rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(140, 167, 188, 0.18);
}

.article-related__title {
  font-size: 1.1rem;
  margin: 0 0 0.85rem;
  color: var(--color-highlight);
}

.article-related__list {
  margin: 0;
  padding-left: 1.2rem;
}

.article-related__link {
  color: var(--color-accent);
}

/* Sticky Mobile Bar */
.sticky-mobile-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 960;
  background: rgba(7, 17, 26, 0.94);
  backdrop-filter: blur(16px);
  border-top: 1px solid rgba(76, 224, 210, 0.3);
  padding: 0.65rem 1.1rem;
  align-items: center;
  justify-content: space-between;
}

.sticky-mobile-bar__text {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--color-text-main);
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */

@media (max-width: 1040px) {
  .weather-strip-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .region-console-pod,
  .ecosystem-radar-layout,
  .scrubber-dock,
  .split-faq-layout {
    grid-template-columns: 1fr;
  }
  .pricing-pods-grid,
  .guide-catalog {
    grid-template-columns: repeat(2, 1fr);
  }
  .diagnostic-compass-card {
    position: static;
  }
}

@media (max-width: 768px) {
  .obs-nav-list,
  .site-header__nav,
  .site-header__cta,
  .obs-sonar-status {
    display: none;
  }
  .site-header__toggle,
  .obs-mobile-toggle {
    display: inline-flex;
  }
  .weather-strip-grid,
  .pricing-pods-grid,
  .guide-catalog,
  .ecosystem-grid-12,
  .scrubber-buttons {
    grid-template-columns: 1fr;
  }
  .article-wrap {
    padding: 1.45rem 1.2rem;
    margin: 1rem 1rem 3rem;
  }
  .closing-cta__box {
    padding: 1.65rem 1.35rem;
  }
  .sticky-mobile-bar {
    display: flex;
  }
}