*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html.no-transition,
html.no-transition *,
html.no-transition *::before,
html.no-transition *::after {
  transition-duration: 0s !important;
  animation-delay: 0s !important;
  animation-duration: 0s !important;
}

:root {
  --primary: #7C3AED;
  --secondary: #A78BFA;
  --cta: #F43F5E;
  --bg: #0B0B1A;
  --bg-card: rgba(255, 255, 255, 0.04);
  --bg-nav: rgba(11, 11, 26, 0.7);
  --border-nav: rgba(124, 58, 237, 0.2);
  --text: #E2E8F0;
  --text-muted: #94A3B8;
  --neon-green: #4ADE80;
  --neon-yellow: #FACC15;
  --neon-cyan: #22D3EE;
  --glow-purple: 0 0 20px rgba(124, 58, 237, 0.4), 0 0 60px rgba(124, 58, 237, 0.15);
  --glow-rose: 0 0 20px rgba(244, 63, 94, 0.4), 0 0 60px rgba(244, 63, 94, 0.15);
  --glow-green: 0 0 20px rgba(74, 222, 128, 0.4), 0 0 60px rgba(74, 222, 128, 0.15);
  --glow-yellow: 0 0 20px rgba(250, 204, 21, 0.4), 0 0 60px rgba(250, 204, 21, 0.15);
  --glow-cyan: 0 0 20px rgba(34, 211, 238, 0.4), 0 0 60px rgba(34, 211, 238, 0.15);
  --grid-line: rgba(124, 58, 237, 0.05);
  --scanline-color: rgba(0, 0, 0, 0.06);
  --card-border: rgba(255, 255, 255, 0.08);
  --feature-bg: rgba(255, 255, 255, 0.03);
  --feature-border: rgba(255, 255, 255, 0.06);
  --hero-highlight-from: #A78BFA;
  --hero-highlight-to: #F43F5E;
  --refresh-border: rgba(255, 255, 255, 0.1);
  --refresh-hover-border: rgba(255, 255, 255, 0.3);
  --refresh-hover-bg: rgba(255, 255, 255, 0.06);
  --status-bar-bg: rgba(255, 255, 255, 0.03);
  --status-bar-border: rgba(255, 255, 255, 0.06);
  --glass-bg: rgba(255, 255, 255, 0.04);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-blur: 20px;
  --card-glass-bg: rgba(255, 255, 255, 0.03);
}

[data-theme="light"] {
  --primary: #7C3AED;
  --secondary: #6D28D9;
  --cta: #E11D48;
  --bg: #F0F0F8;
  --bg-card: rgba(255, 255, 255, 0.6);
  --bg-nav: rgba(240, 240, 248, 0.75);
  --border-nav: rgba(124, 58, 237, 0.12);
  --text: #1E293B;
  --text-muted: #64748B;
  --neon-green: #16A34A;
  --neon-yellow: #CA8A04;
  --neon-cyan: #0891B2;
  --glow-purple: 0 4px 24px rgba(124, 58, 237, 0.15);
  --glow-rose: 0 4px 24px rgba(225, 29, 72, 0.15);
  --glow-green: 0 4px 24px rgba(22, 163, 74, 0.15);
  --glow-yellow: 0 4px 24px rgba(202, 138, 4, 0.15);
  --glow-cyan: 0 4px 24px rgba(8, 145, 178, 0.15);
  --grid-line: rgba(124, 58, 237, 0.04);
  --scanline-color: rgba(0, 0, 0, 0.02);
  --card-border: rgba(124, 58, 237, 0.1);
  --feature-bg: rgba(255, 255, 255, 0.6);
  --feature-border: rgba(124, 58, 237, 0.08);
  --hero-highlight-from: var(--primary);
  --hero-highlight-to: var(--cta);
  --refresh-border: rgba(0, 0, 0, 0.1);
  --refresh-hover-border: rgba(0, 0, 0, 0.25);
  --refresh-hover-bg: rgba(0, 0, 0, 0.04);
  --status-bar-bg: rgba(255, 255, 255, 0.6);
  --status-bar-border: rgba(124, 58, 237, 0.1);
  --glass-bg: rgba(255, 255, 255, 0.55);
  --glass-border: rgba(255, 255, 255, 0.7);
  --glass-blur: 20px;
  --card-glass-bg: rgba(255, 255, 255, 0.5);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Chakra Petch', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  transition: background 0.4s, color 0.4s;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    var(--scanline-color) 2px,
    var(--scanline-color) 4px
  );
  pointer-events: none;
  z-index: 9999;
  transition: background 0.4s;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
  transition: background-image 0.4s;
}

.particles {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--secondary);
  opacity: 0;
  animation: floatUp linear infinite;
}

@keyframes floatUp {
  0% { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 0.7; }
  90% { opacity: 0.2; }
  100% { transform: translateY(-10vh) scale(1); opacity: 0; }
}

/* ===== Nav ===== */
nav {
  position: fixed;
  top: 12px;
  left: 12px;
  right: 12px;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: var(--bg-nav);
  border: 1px solid var(--border-nav);
  border-radius: 14px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: background 0.4s, border-color 0.4s;
}

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

.nav-logo svg { width: 26px; height: 26px; }

.nav-logo span {
  font-family: 'Russo One', sans-serif;
  font-size: 1.1rem;
  color: var(--text);
  letter-spacing: 1px;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-buy {
  position: relative;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: 10px;
  background: linear-gradient(135deg, #F59E0B 0%, #D97706 40%, #B45309 100%);
  color: #fff;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  overflow: hidden;
  border: 1px solid rgba(251, 191, 36, 0.3);
  box-shadow: 0 2px 12px rgba(245, 158, 11, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transition: box-shadow 0.3s, transform 0.25s, border-color 0.3s;
  white-space: nowrap;
  cursor: pointer;
}

.nav-buy::before {
  content: '';
  position: absolute;
  top: 0;
  left: -75%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transform: skewX(-20deg);
  animation: navBuyShine 3.5s ease-in-out infinite;
}

@keyframes navBuyShine {
  0%, 100% { left: -75%; }
  50% { left: 125%; }
}

.nav-buy svg {
  width: 16px;
  height: 16px;
  position: relative;
  z-index: 1;
}

.nav-buy span {
  position: relative;
  z-index: 1;
}

.nav-buy:hover {
  border-color: rgba(251, 191, 36, 0.6);
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.45), 0 0 30px rgba(245, 158, 11, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.25);
  transform: translateY(-1px);
}

.nav-buy:active {
  transform: translateY(0);
  box-shadow: 0 1px 8px rgba(245, 158, 11, 0.3);
}

[data-theme="light"] .nav-buy {
  background: linear-gradient(135deg, #F59E0B 0%, #EA580C 100%);
  box-shadow: 0 3px 14px rgba(234, 88, 12, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.25);
}

[data-theme="light"] .nav-buy:hover {
  box-shadow: 0 6px 24px rgba(234, 88, 12, 0.4), 0 0 30px rgba(234, 88, 12, 0.1);
}

.theme-toggle {
  background: none;
  border: 1px solid var(--border-nav);
  border-radius: 10px;
  color: var(--text);
  cursor: pointer;
  padding: 6px 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s;
  line-height: 1;
}

.theme-toggle:hover {
  border-color: var(--secondary);
  background: rgba(124, 58, 237, 0.1);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
  transition: transform 0.35s;
}

.theme-toggle:hover svg { transform: rotate(20deg); }

.theme-toggle .icon-moon { display: none; }
.theme-toggle .icon-sun { display: block; }
[data-theme="light"] .theme-toggle .icon-moon { display: block; }
[data-theme="light"] .theme-toggle .icon-sun { display: none; }

/* ===== Main ===== */
main {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== Page Header ===== */
.page-header {
  padding-top: 90px;
  padding-bottom: 32px;
  animation: fadeSlideDown 0.6s ease-out;
}

.header-top {
  text-align: center;
  margin-bottom: 24px;
}

.header-top h1 {
  font-family: 'Russo One', sans-serif;
  font-size: clamp(1.8rem, 4.5vw, 2.8rem);
  line-height: 1.2;
  letter-spacing: -0.5px;
  margin-bottom: 10px;
}

.header-top h1 .highlight {
  background: linear-gradient(135deg, var(--hero-highlight-from), var(--hero-highlight-to));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header-top p {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Status Bar */
.status-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 12px 24px;
  background: var(--status-bar-bg);
  border: 1px solid var(--status-bar-border);
  border-radius: 12px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  flex-wrap: wrap;
}

.status-bar-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 4px 20px;
}

.status-bar-item svg {
  width: 18px;
  height: 18px;
  color: var(--secondary);
  flex-shrink: 0;
}

.status-bar-item strong {
  color: var(--text);
  font-weight: 600;
}

.status-divider {
  width: 1px;
  height: 20px;
  background: var(--card-border);
  flex-shrink: 0;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.dot--green {
  background: var(--neon-green);
  box-shadow: 0 0 8px rgba(74, 222, 128, 0.6);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

/* ===== Nodes Section ===== */
.nodes-section {
  padding-bottom: 48px;
}

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

/* ===== Card - Glassmorphism Base ===== */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  border-radius: 18px;
  padding: 22px 20px 18px;
  background: var(--card-glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1),
              border-color 0.35s,
              box-shadow 0.35s,
              background 0.35s;
  overflow: hidden;
  animation: cardReveal 0.5s ease-out both;
}

.card:nth-child(1) { animation-delay: 0.1s; }
.card:nth-child(2) { animation-delay: 0.17s; }
.card:nth-child(3) { animation-delay: 0.24s; }
.card:nth-child(4) { animation-delay: 0.31s; }
.card:nth-child(5) { animation-delay: 0.38s; }
.card:nth-child(6) { animation-delay: 0.45s; }
.card:nth-child(7) { animation-delay: 0.52s; }
.card:nth-child(8) { animation-delay: 0.59s; }

@keyframes cardReveal {
  from { opacity: 0; transform: translateY(28px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.card-glow {
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 120%;
  height: 70%;
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none;
  filter: blur(40px);
  z-index: 0;
}

.card:hover .card-glow { opacity: 1; }

.card-shine {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  pointer-events: none;
  z-index: 1;
}

.card:hover {
  transform: translateY(-6px) scale(1.01);
}

/* ===== 8 Unique Neon Color Variants ===== */

/* Node 1 - Electric Cyan #00D4FF */
.card--cyan .card-glow { background: radial-gradient(circle, rgba(0, 212, 255, 0.3), transparent 70%); }
.card--cyan:hover {
  border-color: rgba(0, 212, 255, 0.35);
  box-shadow: 0 0 24px rgba(0, 212, 255, 0.2), 0 0 60px rgba(0, 212, 255, 0.08), inset 0 1px 0 rgba(0, 212, 255, 0.15);
}
.card--cyan .card-icon {
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.2);
}
.card--cyan .card-icon svg { color: #00D4FF; }
.card--cyan .card-status { color: #00D4FF; }
.card--cyan .progress-bar { background: linear-gradient(90deg, #00D4FF, #22D3EE); }
.card--cyan .card-btn {
  background: rgba(0, 212, 255, 0.08);
  color: #00D4FF;
  border: 1px solid rgba(0, 212, 255, 0.2);
}
.card--cyan .card-btn:hover {
  background: rgba(0, 212, 255, 0.18);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.25);
}
[data-theme="light"] .card--cyan .card-icon {
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid rgba(0, 212, 255, 0.15);
}
[data-theme="light"] .card--cyan .card-btn {
  background: rgba(0, 212, 255, 0.06);
  border: 1px solid rgba(0, 212, 255, 0.15);
}

/* Node 2 - Vibrant Purple #A855F7 */
.card--purple .card-glow { background: radial-gradient(circle, rgba(168, 85, 247, 0.3), transparent 70%); }
.card--purple:hover {
  border-color: rgba(168, 85, 247, 0.35);
  box-shadow: 0 0 24px rgba(168, 85, 247, 0.2), 0 0 60px rgba(168, 85, 247, 0.08), inset 0 1px 0 rgba(168, 85, 247, 0.15);
}
.card--purple .card-icon {
  background: rgba(168, 85, 247, 0.1);
  border: 1px solid rgba(168, 85, 247, 0.2);
}
.card--purple .card-icon svg { color: #A855F7; }
.card--purple .card-status { color: #A855F7; }
.card--purple .progress-bar { background: linear-gradient(90deg, #A855F7, #C084FC); }
.card--purple .card-btn {
  background: rgba(168, 85, 247, 0.08);
  color: #A855F7;
  border: 1px solid rgba(168, 85, 247, 0.2);
}
.card--purple .card-btn:hover {
  background: rgba(168, 85, 247, 0.18);
  box-shadow: 0 0 20px rgba(168, 85, 247, 0.25);
}
[data-theme="light"] .card--purple .card-icon {
  background: rgba(168, 85, 247, 0.08);
  border: 1px solid rgba(168, 85, 247, 0.15);
}
[data-theme="light"] .card--purple .card-btn {
  background: rgba(168, 85, 247, 0.06);
  border: 1px solid rgba(168, 85, 247, 0.15);
}

/* Node 3 - Neon Rose #F43F5E */
.card--rose .card-glow { background: radial-gradient(circle, rgba(244, 63, 94, 0.3), transparent 70%); }
.card--rose:hover {
  border-color: rgba(244, 63, 94, 0.35);
  box-shadow: 0 0 24px rgba(244, 63, 94, 0.2), 0 0 60px rgba(244, 63, 94, 0.08), inset 0 1px 0 rgba(244, 63, 94, 0.15);
}
.card--rose .card-icon {
  background: rgba(244, 63, 94, 0.1);
  border: 1px solid rgba(244, 63, 94, 0.2);
}
.card--rose .card-icon svg { color: #F43F5E; }
.card--rose .card-status { color: #F43F5E; }
.card--rose .progress-bar { background: linear-gradient(90deg, #F43F5E, #FB7185); }
.card--rose .card-btn {
  background: rgba(244, 63, 94, 0.08);
  color: #F43F5E;
  border: 1px solid rgba(244, 63, 94, 0.2);
}
.card--rose .card-btn:hover {
  background: rgba(244, 63, 94, 0.18);
  box-shadow: 0 0 20px rgba(244, 63, 94, 0.25);
}
[data-theme="light"] .card--rose .card-icon {
  background: rgba(244, 63, 94, 0.08);
  border: 1px solid rgba(244, 63, 94, 0.15);
}
[data-theme="light"] .card--rose .card-btn {
  background: rgba(244, 63, 94, 0.06);
  border: 1px solid rgba(244, 63, 94, 0.15);
}

/* Node 4 - Emerald #10B981 */
.card--emerald .card-glow { background: radial-gradient(circle, rgba(16, 185, 129, 0.3), transparent 70%); }
.card--emerald:hover {
  border-color: rgba(16, 185, 129, 0.35);
  box-shadow: 0 0 24px rgba(16, 185, 129, 0.2), 0 0 60px rgba(16, 185, 129, 0.08), inset 0 1px 0 rgba(16, 185, 129, 0.15);
}
.card--emerald .card-icon {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
}
.card--emerald .card-icon svg { color: #10B981; }
.card--emerald .card-status { color: #10B981; }
.card--emerald .progress-bar { background: linear-gradient(90deg, #10B981, #34D399); }
.card--emerald .card-btn {
  background: rgba(16, 185, 129, 0.08);
  color: #10B981;
  border: 1px solid rgba(16, 185, 129, 0.2);
}
.card--emerald .card-btn:hover {
  background: rgba(16, 185, 129, 0.18);
  box-shadow: 0 0 20px rgba(16, 185, 129, 0.25);
}
[data-theme="light"] .card--emerald .card-icon {
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.15);
}
[data-theme="light"] .card--emerald .card-btn {
  background: rgba(16, 185, 129, 0.06);
  border: 1px solid rgba(16, 185, 129, 0.15);
}

/* Node 5 - Golden Amber #F59E0B */
.card--amber .card-glow { background: radial-gradient(circle, rgba(245, 158, 11, 0.3), transparent 70%); }
.card--amber:hover {
  border-color: rgba(245, 158, 11, 0.35);
  box-shadow: 0 0 24px rgba(245, 158, 11, 0.2), 0 0 60px rgba(245, 158, 11, 0.08), inset 0 1px 0 rgba(245, 158, 11, 0.15);
}
.card--amber .card-icon {
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.2);
}
.card--amber .card-icon svg { color: #F59E0B; }
.card--amber .card-status { color: #F59E0B; }
.card--amber .progress-bar { background: linear-gradient(90deg, #F59E0B, #FBBF24); }
.card--amber .card-btn {
  background: rgba(245, 158, 11, 0.08);
  color: #F59E0B;
  border: 1px solid rgba(245, 158, 11, 0.2);
}
.card--amber .card-btn:hover {
  background: rgba(245, 158, 11, 0.18);
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.25);
}
[data-theme="light"] .card--amber .card-icon {
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.15);
}
[data-theme="light"] .card--amber .card-btn {
  background: rgba(245, 158, 11, 0.06);
  border: 1px solid rgba(245, 158, 11, 0.15);
}

/* Node 6 - Vivid Orange #F97316 */
.card--orange .card-glow { background: radial-gradient(circle, rgba(249, 115, 22, 0.3), transparent 70%); }
.card--orange:hover {
  border-color: rgba(249, 115, 22, 0.35);
  box-shadow: 0 0 24px rgba(249, 115, 22, 0.2), 0 0 60px rgba(249, 115, 22, 0.08), inset 0 1px 0 rgba(249, 115, 22, 0.15);
}
.card--orange .card-icon {
  background: rgba(249, 115, 22, 0.1);
  border: 1px solid rgba(249, 115, 22, 0.2);
}
.card--orange .card-icon svg { color: #F97316; }
.card--orange .card-status { color: #F97316; }
.card--orange .progress-bar { background: linear-gradient(90deg, #F97316, #FB923C); }
.card--orange .card-btn {
  background: rgba(249, 115, 22, 0.08);
  color: #F97316;
  border: 1px solid rgba(249, 115, 22, 0.2);
}
.card--orange .card-btn:hover {
  background: rgba(249, 115, 22, 0.18);
  box-shadow: 0 0 20px rgba(249, 115, 22, 0.25);
}
[data-theme="light"] .card--orange .card-icon {
  background: rgba(249, 115, 22, 0.08);
  border: 1px solid rgba(249, 115, 22, 0.15);
}
[data-theme="light"] .card--orange .card-btn {
  background: rgba(249, 115, 22, 0.06);
  border: 1px solid rgba(249, 115, 22, 0.15);
}

/* Node 7 - Electric Indigo #6366F1 */
.card--indigo .card-glow { background: radial-gradient(circle, rgba(99, 102, 241, 0.3), transparent 70%); }
.card--indigo:hover {
  border-color: rgba(99, 102, 241, 0.35);
  box-shadow: 0 0 24px rgba(99, 102, 241, 0.2), 0 0 60px rgba(99, 102, 241, 0.08), inset 0 1px 0 rgba(99, 102, 241, 0.15);
}
.card--indigo .card-icon {
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.2);
}
.card--indigo .card-icon svg { color: #6366F1; }
.card--indigo .card-status { color: #6366F1; }
.card--indigo .progress-bar { background: linear-gradient(90deg, #6366F1, #818CF8); }
.card--indigo .card-btn {
  background: rgba(99, 102, 241, 0.08);
  color: #6366F1;
  border: 1px solid rgba(99, 102, 241, 0.2);
}
.card--indigo .card-btn:hover {
  background: rgba(99, 102, 241, 0.18);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.25);
}
[data-theme="light"] .card--indigo .card-icon {
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.15);
}
[data-theme="light"] .card--indigo .card-btn {
  background: rgba(99, 102, 241, 0.06);
  border: 1px solid rgba(99, 102, 241, 0.15);
}

/* Node 8 - Bright Teal #14B8A6 */
.card--teal .card-glow { background: radial-gradient(circle, rgba(20, 184, 166, 0.3), transparent 70%); }
.card--teal:hover {
  border-color: rgba(20, 184, 166, 0.35);
  box-shadow: 0 0 24px rgba(20, 184, 166, 0.2), 0 0 60px rgba(20, 184, 166, 0.08), inset 0 1px 0 rgba(20, 184, 166, 0.15);
}
.card--teal .card-icon {
  background: rgba(20, 184, 166, 0.1);
  border: 1px solid rgba(20, 184, 166, 0.2);
}
.card--teal .card-icon svg { color: #14B8A6; }
.card--teal .card-status { color: #14B8A6; }
.card--teal .progress-bar { background: linear-gradient(90deg, #14B8A6, #2DD4BF); }
.card--teal .card-btn {
  background: rgba(20, 184, 166, 0.08);
  color: #14B8A6;
  border: 1px solid rgba(20, 184, 166, 0.2);
}
.card--teal .card-btn:hover {
  background: rgba(20, 184, 166, 0.18);
  box-shadow: 0 0 20px rgba(20, 184, 166, 0.25);
}
[data-theme="light"] .card--teal .card-icon {
  background: rgba(20, 184, 166, 0.08);
  border: 1px solid rgba(20, 184, 166, 0.15);
}
[data-theme="light"] .card--teal .card-btn {
  background: rgba(20, 184, 166, 0.06);
  border: 1px solid rgba(20, 184, 166, 0.15);
}

/* ===== Card Inner Elements ===== */
.card-top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  position: relative;
  z-index: 2;
}

.card-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: background 0.35s, border-color 0.35s, box-shadow 0.35s;
}

.card:hover .card-icon {
  box-shadow: 0 0 16px rgba(var(--icon-glow-rgb, 124, 58, 237), 0.2);
}

.card-icon svg {
  width: 20px;
  height: 20px;
}

.card-info {
  flex: 1;
  min-width: 0;
}

.card-name {
  font-family: 'Russo One', sans-serif;
  font-size: 1.05rem;
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-muted);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--text-muted);
  transition: background 0.3s, box-shadow 0.3s;
}

.status-idle { background: var(--neon-green); box-shadow: 0 0 8px rgba(74,222,128,0.7); }
.status-busy { background: var(--neon-yellow); box-shadow: 0 0 8px rgba(250,204,21,0.7); }
.status-full { background: #F43F5E; box-shadow: 0 0 8px rgba(244,63,94,0.7); }

.status-text { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.refresh-btn {
  background: none;
  border: 1px solid var(--refresh-border);
  border-radius: 8px;
  color: inherit;
  cursor: pointer;
  padding: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s;
  flex-shrink: 0;
  position: relative;
  z-index: 2;
}

.refresh-btn:hover {
  border-color: var(--refresh-hover-border);
  background: var(--refresh-hover-bg);
}

.refresh-btn.spinning svg {
  animation: spin 0.6s linear;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.card-progress {
  width: 100%;
  height: 3px;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.06);
  margin-bottom: 10px;
  overflow: hidden;
  position: relative;
  z-index: 2;
}

[data-theme="light"] .card-progress {
  background: rgba(0, 0, 0, 0.06);
}

.progress-bar {
  height: 100%;
  border-radius: 3px;
  width: 0%;
  transition: width 0.6s ease, background 0.3s;
}

.progress-bar.progress-idle { background: var(--neon-green) !important; }
.progress-bar.progress-busy { background: var(--neon-yellow) !important; }
.progress-bar.progress-full { background: #F43F5E !important; }

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  position: relative;
  z-index: 2;
}

.card-count {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.card-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 11px;
  border-radius: 12px;
  font-family: 'Chakra Petch', sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.3px;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.3s, background 0.3s;
  text-decoration: none;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  position: relative;
  z-index: 2;
}

.card-btn:hover {
  transform: scale(1.02);
}

/* ===== Features ===== */
.features {
  padding: 16px 0 60px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.feature-item {
  padding: 22px 18px;
  border-radius: 16px;
  background: var(--feature-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--feature-border);
  text-align: center;
  transition: border-color 0.3s, transform 0.3s, background 0.35s;
}

.feature-item:hover {
  border-color: rgba(167, 139, 250, 0.3);
  transform: translateY(-2px);
}

.feature-item .feat-icon {
  width: 40px;
  height: 40px;
  margin: 0 auto 12px;
  border-radius: 10px;
  background: rgba(167, 139, 250, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-item .feat-icon svg {
  width: 20px;
  height: 20px;
  color: var(--secondary);
}

.feature-item h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.feature-item p {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ===== Footer ===== */
footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 24px 20px 40px;
  border-top: 1px solid var(--feature-border);
}

footer p {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ===== Animations ===== */
@keyframes fadeSlideDown {
  from { opacity: 0; transform: translateY(-16px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== Responsive ===== */

@media (max-width: 1100px) {
  .cards-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 860px) {
  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: 600px;
    margin: 0 auto;
  }
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  nav {
    top: 8px;
    left: 8px;
    right: 8px;
    padding: 10px 16px;
    border-radius: 12px;
  }

  .nav-logo span { font-size: 0.95rem; }

  main { padding: 0 12px; }

  .page-header {
    padding-top: 72px;
    padding-bottom: 20px;
  }

  .header-top h1 { font-size: 1.5rem; }
  .header-top p { font-size: 0.88rem; }

  .status-bar {
    padding: 10px 12px;
    gap: 0;
    border-radius: 10px;
  }

  .status-bar-item {
    font-size: 0.78rem;
    padding: 4px 12px;
  }

  .status-divider { height: 16px; }

  .cards-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    gap: 12px;
  }

  .card {
    padding: 18px 16px 14px;
    border-radius: 16px;
  }

  .card-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
  }

  .card-icon svg { width: 18px; height: 18px; }
  .card-name { font-size: 0.95rem; }

  .card-btn {
    padding: 10px;
    font-size: 0.85rem;
    border-radius: 10px;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .feature-item {
    padding: 16px 12px;
    border-radius: 12px;
  }

  .feature-item .feat-icon { width: 36px; height: 36px; margin-bottom: 10px; }
  .feature-item .feat-icon svg { width: 18px; height: 18px; }
  .feature-item h4 { font-size: 0.82rem; }
  .feature-item p { font-size: 0.7rem; }

  .nodes-section { padding-bottom: 32px; }
}

@media (max-width: 380px) {
  .status-bar {
    flex-direction: column;
    gap: 6px;
  }
  .status-divider { display: none; }
  .status-bar-item { padding: 2px 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}