/* CSS Design System for AppHub Workspace */

:root {
  /* Light Mode values (Default) */
  --bg-main: #f8fafc;
  --bg-card: rgba(255, 255, 255, 0.65);
  --bg-card-hover: rgba(255, 255, 255, 0.9);
  --border-color: rgba(0, 0, 0, 0.06);
  --border-color-hover: rgba(99, 102, 241, 0.5);
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  
  --color-indigo: #6366f1;
  --color-violet: #8b5cf6;
  --color-purple: #a855f7;
  --color-emerald: #10b981;
  
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Outfit', var(--font-sans);
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
  /* Dark Mode overrides */
  --bg-main: #060913;
  --bg-card: rgba(13, 20, 38, 0.45);
  --bg-card-hover: rgba(20, 30, 55, 0.6);
  --border-color: rgba(255, 255, 255, 0.07);
  --border-color-hover: rgba(99, 102, 241, 0.4);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
}

button, input {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Ambient Pulsing Background Orbs */
.ambient-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.ambient-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(15, 23, 42, 0.04) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: 0.65;
  z-index: 5;
}

[data-theme="dark"] .ambient-bg::after {
  background-image: radial-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px);
}

.ambient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.08;
  mix-blend-mode: multiply;
}

[data-theme="dark"] .ambient-orb {
  opacity: 0.15;
  mix-blend-mode: screen;
}

.orb-1 {
  top: -10%;
  left: 10%;
  width: 40vw;
  height: 40vw;
  background: radial-gradient(circle, var(--color-indigo) 0%, transparent 70%);
  animation: floatOrb 25s ease-in-out infinite alternate;
}

.orb-2 {
  bottom: -10%;
  right: 10%;
  width: 45vw;
  height: 45vw;
  background: radial-gradient(circle, var(--color-purple) 0%, transparent 70%);
  animation: floatOrb 30s ease-in-out infinite alternate-reverse;
}

.orb-3 {
  top: 40%;
  left: 50%;
  width: 30vw;
  height: 30vw;
  background: radial-gradient(circle, var(--color-emerald) 0%, transparent 70%);
  animation: floatOrb 20s ease-in-out infinite alternate;
  opacity: 0.04;
}

[data-theme="dark"] .orb-3 {
  opacity: 0.08;
}

@keyframes floatOrb {
  0% {
    transform: translate(0, 0) scale(1);
  }
  100% {
    transform: translate(8%, 10%) scale(1.15);
  }
}

/* Header */
.portal-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 250, 252, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition-fast);
}

[data-theme="dark"] .portal-header {
  background: rgba(6, 9, 19, 0.75);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  white-space: nowrap;
  flex-shrink: 0;
}

.logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.logo-text {
  color: var(--text-primary);
  white-space: nowrap;
}

.logo-accent {
  background: linear-gradient(135deg, var(--color-indigo), var(--color-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  white-space: nowrap;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}

/* Theme Toggle Button */
.theme-toggle-btn {
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.75rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
  backdrop-filter: blur(8px);
}

[data-theme="dark"] .theme-toggle-btn {
  background: rgba(255, 255, 255, 0.03);
}

.theme-toggle-btn:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: var(--border-color-hover);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] .theme-toggle-btn:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.theme-toggle-btn svg {
  width: 1.1rem;
  height: 1.1rem;
}

.icon-sun { display: none; }
.icon-moon { display: block; }

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

.system-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(16, 185, 129, 0.06);
  border: 1px solid rgba(16, 185, 129, 0.15);
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-emerald);
  letter-spacing: 0.01em;
}

.status-pulse {
  width: 6px;
  height: 6px;
  background-color: var(--color-emerald);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--color-emerald);
  animation: pulseStatus 2s infinite;
}

@keyframes pulseStatus {
  0% {
    transform: scale(0.9);
    opacity: 0.6;
  }
  50% {
    transform: scale(1.2);
    opacity: 1;
    box-shadow: 0 0 12px var(--color-emerald);
  }
  100% {
    transform: scale(0.9);
    opacity: 0.6;
  }
}

/* Main Layout */
.portal-main {
  flex-grow: 1;
  padding: 1.25rem 0 2rem;
}

/* Hero Section */
.hero-section {
  text-align: center;
  margin-bottom: 1.25rem;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 0.35rem;
  background: linear-gradient(135deg, #0f172a 40%, #4338ca 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

[data-theme="dark"] .hero-title {
  background: linear-gradient(135deg, #ffffff 40%, #a5b4fc 100%);
  -webkit-background-clip: text;
}

.hero-subtitle {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 400;
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.5;
}

/* Controls Section (Search & Filter) */
.controls-section {
  margin-bottom: 3rem;
}

.glass-panel {
  background: rgba(255, 255, 255, 0.45);
  border: 1px solid var(--border-color);
  border-radius: 1.25rem;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] .glass-panel {
  background: rgba(10, 15, 30, 0.4);
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

@media (min-width: 768px) {
  .glass-panel {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1.25rem;
  }
}

.search-box {
  display: flex;
  align-items: center;
  position: relative;
  flex-grow: 1;
  max-width: 100%;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 0.6rem 1rem;
  transition: var(--transition-fast);
}

[data-theme="dark"] .search-box {
  background: rgba(255, 255, 255, 0.03);
}

@media (min-width: 768px) {
  .search-box {
    max-width: 400px;
  }
}

.search-box:focus-within {
  border-color: var(--color-indigo);
  background: #ffffff;
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.1);
}

[data-theme="dark"] .search-box:focus-within {
  background: rgba(99, 102, 241, 0.03);
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.15);
}

.search-icon {
  color: var(--text-secondary);
  width: 1.1rem;
  height: 1.1rem;
  margin-right: 0.75rem;
}

.search-box input {
  background: transparent;
  border: none;
  outline: none;
  width: 100%;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.search-box input::placeholder {
  color: var(--text-muted);
}

.clear-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.2rem;
  border-radius: 50%;
  transition: var(--transition-fast);
}

.clear-btn:hover {
  background: rgba(0, 0, 0, 0.05);
  color: var(--text-primary);
}

[data-theme="dark"] .clear-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

.clear-btn svg {
  width: 1rem;
  height: 1rem;
}

.filter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-wrapper {
  width: 100%;
}

.filter-select-wrapper {
  display: flex;
  position: relative;
  width: 100%;
}

@media (min-width: 768px) {
  .filter-select-wrapper {
    width: 210px;
    flex-shrink: 0;
  }
}

.filter-select {
  width: 100%;
  padding: 0.65rem 2.2rem 0.65rem 2.4rem;
  border-radius: 0.75rem;
  border: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.85);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  outline: none;
  transition: var(--transition-fast);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

[data-theme="dark"] .filter-select {
  background: rgba(255, 255, 255, 0.05);
}

.filter-select:focus {
  border-color: var(--color-indigo);
  box-shadow: 0 0 12px rgba(99, 102, 241, 0.2);
}

.filter-select-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1.05rem;
  height: 1.05rem;
  color: var(--color-indigo);
  pointer-events: none;
}

.filter-select-arrow {
  position: absolute;
  right: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1.05rem;
  height: 1.05rem;
  color: var(--text-muted);
  pointer-events: none;
}

.tag-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 0.45rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
}

.tag-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
}

.tag-btn.active {
  background: var(--color-indigo);
  border-color: var(--color-indigo);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

/* Apps Grid */
.apps-grid-section {
  min-height: 350px;
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
  position: relative;
}

/* App Card Tile */
.app-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 1.25rem;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  overflow: hidden;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              background-color 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: var(--text-primary);
  text-decoration: none;
  text-align: left;
}

/* Premium glossy sweep glare reflection */
.app-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -150%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.08),
    transparent
  );
  transform: skewX(-20deg);
  transition: left 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 2;
  pointer-events: none;
}

/* Glowing ambient hover background */
.app-card-glow {
  position: absolute;
  top: -40px;
  right: -40px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
  z-index: 0;
}

.app-card:hover {
  transform: translateY(-8px) scale(1.025);
  background-color: var(--bg-card-hover);
  border-color: var(--theme-color);
  box-shadow: 0 20px 45px -15px rgba(0, 0, 0, 0.06),
              0 0 30px -5px color-mix(in srgb, var(--theme-color) 20%, transparent);
}

[data-theme="dark"] .app-card:hover {
  box-shadow: 0 20px 45px -15px rgba(0, 0, 0, 0.4),
              0 0 30px -5px color-mix(in srgb, var(--theme-color) 35%, transparent);
}

.app-card:hover::before {
  left: 150%;
}

.app-card:hover .app-card-glow {
  opacity: 0.15;
}

[data-theme="dark"] .app-card:hover .app-card-glow {
  opacity: 0.25;
}

.app-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.6rem;
  position: relative;
  z-index: 1;
  width: 100%;
}

.app-icon-wrapper {
  width: 2.85rem;
  height: 2.85rem;
  min-width: 2.85rem;
  min-height: 2.85rem;
  max-width: 2.85rem;
  max-height: 2.85rem;
  flex-shrink: 0 !important; /* CRITICAL: Logo is NEVER minimized or squeezed */
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: 0 8px 16px -4px rgba(0, 0, 0, 0.4);
}

.app-icon-wrapper svg {
  width: 1.35rem;
  height: 1.35rem;
  flex-shrink: 0;
}

.app-tags {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.28rem;
  flex-wrap: wrap; /* Tags wrap cleanly and never go out of the card */
  flex: 1;
  min-width: 0;
  max-width: 100%;
}

.app-tag {
  font-size: 0.64rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.025em;
  padding: 0.18rem 0.46rem;
  border-radius: 9999px;
  background: rgba(0, 0, 0, 0.04);
  color: var(--text-secondary);
  border: 1px solid rgba(0, 0, 0, 0.04);
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.app-tag svg, .app-tag i {
  width: 0.75rem;
  height: 0.75rem;
  flex-shrink: 0;
}

[data-theme="dark"] .app-tag {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.03);
}

/* Specific Badge Modifiers */
.tag-login-required {
  background: rgba(139, 92, 246, 0.12) !important;
  color: #7c3aed !important;
  border: 1px solid rgba(139, 92, 246, 0.28) !important;
  font-weight: 700 !important;
  box-shadow: 0 2px 8px rgba(124, 58, 237, 0.08);
}

[data-theme="dark"] .tag-login-required {
  background: rgba(139, 92, 246, 0.18) !important;
  color: #c4b5fd !important;
  border-color: rgba(167, 139, 250, 0.35) !important;
  box-shadow: 0 2px 8px rgba(124, 58, 237, 0.2);
}

.tag-free-access {
  background: rgba(16, 185, 129, 0.1) !important;
  color: #059669 !important;
  border: 1px solid rgba(16, 185, 129, 0.25) !important;
  font-weight: 600 !important;
}

[data-theme="dark"] .tag-free-access {
  background: rgba(16, 185, 129, 0.15) !important;
  color: #34d399 !important;
  border-color: rgba(16, 185, 129, 0.3) !important;
}

.app-card-body {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  position: relative;
  z-index: 1;
  flex-grow: 1;
}

.app-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.app-description {
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.app-card-action {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
  padding-top: 12px;
  position: relative;
  z-index: 2;
}

.app-corner-badge {
  display: flex;
  align-items: center;
}

.action-circle {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              background-color 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              color 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.action-circle svg {
  width: 1.05rem;
  height: 1.05rem;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.app-card:hover .action-circle {
  background-color: var(--theme-color);
  border-color: var(--theme-color);
  color: #ffffff;
  box-shadow: 0 0 15px color-mix(in srgb, var(--theme-color) 45%, transparent);
}

.app-card:hover .action-circle svg {
  transform: translate(2px, -2px);
}



/* States (Loading, Empty) */
.loading-state, .empty-state {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4rem 2rem;
  text-align: center;
  color: var(--text-secondary);
  gap: 1rem;
  background: rgba(10, 15, 30, 0.2);
  border: 1px dashed var(--border-color);
  border-radius: 1rem;
}

.spinner {
  width: 2.5rem;
  height: 2.5rem;
  border: 3px solid rgba(99, 102, 241, 0.1);
  border-top-color: var(--color-indigo);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.empty-state svg {
  width: 3rem;
  height: 3rem;
  color: var(--text-muted);
}

.empty-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* ========================================================
   Modern Glassmorphic Footer Design System
   ======================================================== */
.portal-footer {
  border-top: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 3.5rem 0 2rem;
  margin-top: auto;
  position: relative;
  z-index: 10;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

[data-theme="dark"] .portal-footer {
  background: rgba(6, 9, 19, 0.7);
  border-top-color: rgba(255, 255, 255, 0.08);
}

.footer-container {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

/* Top Section Grid */
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1.25fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

.footer-brand-col {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  max-width: 380px;
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.footer-logo-icon {
  width: 2rem;
  height: 2rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.footer-logo-icon svg {
  width: 100%;
  height: 100%;
}

.footer-tagline {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.6;
}

.footer-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.2);
  color: var(--color-indigo);
  font-size: 0.75rem;
  font-weight: 600;
  width: fit-content;
  letter-spacing: 0.01em;
}

.footer-badge-pill svg {
  width: 0.9rem;
  height: 0.9rem;
  flex-shrink: 0;
}

/* Nav Columns */
.footer-nav-col {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-nav-heading {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.footer-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin: 0;
  padding: 0;
}

.footer-nav-link {
  color: var(--text-secondary);
  font-size: 0.875rem;
  text-decoration: none;
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.footer-nav-link:hover {
  color: var(--color-indigo);
  transform: translateX(2px);
}

.footer-nav-link .ext-icon {
  width: 0.75rem;
  height: 0.75rem;
  opacity: 0.7;
}

/* Bottom Bar */
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-color);
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-copy {
  color: var(--text-muted);
  font-size: 0.825rem;
  line-height: 1.5;
  margin: 0;
}

.footer-env-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.2);
  padding: 0.3rem 0.7rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-emerald);
}

/* Responsive Footer Breakpoints */
@media (max-width: 1024px) {
  .footer-top {
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 2rem;
  }
  .footer-brand-col {
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .portal-footer {
    padding: 2.75rem 0 2rem;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 2rem 1.5rem;
  }
  .footer-brand-col {
    grid-column: 1 / -1;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.85rem;
  }
}

@media (max-width: 540px) {
  .footer-top {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
  .footer-badge-pill {
    width: 100%;
    justify-content: center;
  }
  .footer-bottom {
    align-items: center;
    text-align: center;
  }
  .footer-copy {
    text-align: center;
  }
}

/* Coming Soon & Standalone App Enhancements */
.tag-coming-soon {
  background: rgba(245, 158, 11, 0.12) !important;
  color: #d97706 !important;
  border: 1px solid rgba(245, 158, 11, 0.3) !important;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-weight: 700;
}

[data-theme="dark"] .tag-coming-soon {
  background: rgba(245, 158, 11, 0.2) !important;
  color: #fbbf24 !important;
  border-color: rgba(245, 158, 11, 0.4) !important;
}

.tag-coming-soon svg {
  width: 0.75rem;
  height: 0.75rem;
}

.coming-soon-card {
  position: relative;
  cursor: pointer;
  overflow: hidden;
}

.coming-soon-card::after {
  content: 'COMING SOON';
  position: absolute;
  top: 24px;
  right: -30px;
  width: 145px;
  text-align: center;
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: #ffffff;
  font-size: 0.56rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 0.22rem 0;
  transform: rotate(45deg);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4);
  pointer-events: none;
  z-index: 10;
}

.card-feature-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.5rem;
}

.feature-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.72rem;
  padding: 0.2rem 0.5rem;
  border-radius: 0.375rem;
  background: rgba(99, 102, 241, 0.06);
  color: var(--text-secondary);
  border: 1px solid rgba(99, 102, 241, 0.12);
}

.feature-pill svg {
  width: 0.7rem;
  height: 0.7rem;
  color: var(--color-indigo);
}

.coming-soon-badge-text {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  margin-right: auto;
}

.coming-soon-badge-text svg {
  width: 0.8rem;
  height: 0.8rem;
}

.action-circle-info {
  background: rgba(99, 102, 241, 0.1);
  color: var(--color-indigo);
}

/* Modal Dialog */
.coming-soon-dialog {
  border: none;
  border-radius: 1.5rem;
  padding: 0;
  background: transparent;
  max-width: 520px;
  width: 90%;
  margin: auto;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
}

.coming-soon-dialog::backdrop {
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.modal-content {
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: 1.5rem;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  position: relative;
  overflow: hidden;
}

[data-theme="dark"] .modal-content {
  background: #0f172a;
}

.modal-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  position: relative;
}

.modal-icon-wrapper {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  flex-shrink: 0;
  box-shadow: 0 10px 20px -5px rgba(0, 0, 0, 0.3);
}

.modal-icon-wrapper svg {
  width: 1.6rem;
  height: 1.6rem;
}

.modal-title-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex-grow: 1;
}

.modal-badge-coming-soon {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #d97706;
  background: rgba(245, 158, 11, 0.12);
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
  width: fit-content;
}

.modal-title-group h2 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
}

.modal-close-btn {
  background: rgba(0, 0, 0, 0.05);
  border: none;
  color: var(--text-secondary);
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

[data-theme="dark"] .modal-close-btn {
  background: rgba(255, 255, 255, 0.08);
}

.modal-close-btn:hover {
  background: rgba(239, 68, 68, 0.2);
  color: #ef4444;
}

.modal-body {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.modal-description {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.modal-features-section {
  background: rgba(0, 0, 0, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 0.875rem;
  padding: 1rem;
}

[data-theme="dark"] .modal-features-section {
  background: rgba(255, 255, 255, 0.02);
}

.modal-features-section h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.modal-features-section h4 svg {
  width: 0.9rem;
  height: 0.9rem;
  color: var(--color-indigo);
}

.modal-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.modal-features-list li {
  font-size: 0.82rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.modal-features-list li svg {
  width: 0.85rem;
  height: 0.85rem;
  color: var(--color-emerald);
  flex-shrink: 0;
}

.deployment-notice {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  background: rgba(99, 102, 241, 0.06);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 0.875rem;
  padding: 0.875rem 1rem;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.deployment-notice svg {
  width: 1.2rem;
  height: 1.2rem;
  color: var(--color-indigo);
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.deployment-notice strong {
  color: var(--text-primary);
  display: block;
  margin-bottom: 0.15rem;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
}

.modal-action-btn {
  width: 100%;
  padding: 0.75rem 1.25rem;
  border-radius: 0.75rem;
  border: none;
  background: linear-gradient(135deg, var(--color-indigo), var(--color-violet));
  color: #ffffff;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: var(--transition-fast);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.modal-action-btn:hover:not(:disabled) {
  opacity: 0.92;
  transform: translateY(-1px);
}

.modal-action-btn:disabled {
  background: rgba(16, 185, 129, 0.2);
  color: var(--color-emerald);
  box-shadow: none;
  cursor: default;
}

/* ===== Central Auth Dialog & Profile Header Styles ===== */
.header-user-profile {
  display: flex;
  align-items: center;
}

.guest-pill-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: 20px;
  color: var(--color-indigo);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.guest-pill-btn:hover {
  background: var(--color-indigo);
  color: #ffffff;
}

.user-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px 4px 6px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
}

.user-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6366f1, #a855f7);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 800;
}

.logout-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  padding: 2px;
  border-radius: 4px;
  transition: color var(--transition-fast);
}

.logout-btn:hover {
  color: #ef4444;
}

.app-tag.tag-public {
  background: rgba(16, 185, 129, 0.12);
  color: var(--color-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.app-tag.tag-member {
  background: rgba(99, 102, 241, 0.12);
  color: #6366f1;
  border: 1px solid rgba(99, 102, 241, 0.3);
}

.app-tag.tag-auth {
  background: rgba(245, 158, 11, 0.12);
  color: #d97706;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

/* Central Auth Modal */
.auth-dialog {
  border: none;
  border-radius: 1.5rem;
  padding: 0;
  background: transparent;
  max-width: 440px;
  width: 90vw;
  margin: auto;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.4);
  overflow: visible;
}

.auth-dialog::backdrop {
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.auth-modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 1.5rem;
  padding: 2rem;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
}

.auth-modal-content .modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
}

.auth-header {
  text-align: center;
}

.user-target-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px;
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 20px;
  margin-bottom: 10px;
  font-size: 0.82rem;
}

.user-target-email {
  font-weight: 600;
  color: var(--text-primary);
}

.change-email-btn {
  background: transparent;
  border: none;
  color: #6366f1;
  font-size: 0.76rem;
  font-weight: 700;
  cursor: pointer;
  padding: 0 4px;
}

.change-email-btn:hover {
  text-decoration: underline;
}

.auth-mode-toggle {
  display: flex;
  background: rgba(0, 0, 0, 0.04);
  padding: 3px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  margin-bottom: 10px;
}

[data-theme="dark"] .auth-mode-toggle {
  background: rgba(255, 255, 255, 0.04);
}

.mode-btn {
  flex: 1;
  padding: 6px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mode-btn.active {
  background: var(--bg-card);
  color: var(--text-primary);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.otp-input-wrap {
  display: flex;
  gap: 8px;
}

.otp-input-wrap input {
  flex: 1;
  letter-spacing: 2px;
  font-weight: 700;
  text-align: center;
}

.otp-send-btn {
  padding: 0 14px;
  border-radius: 10px;
  border: 1px solid rgba(99, 102, 241, 0.3);
  background: rgba(99, 102, 241, 0.1);
  color: #6366f1;
  font-weight: 700;
  font-size: 0.8rem;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.otp-send-btn:hover {
  background: #6366f1;
  color: #ffffff;
}

.otp-notice {
  font-size: 0.78rem;
  color: #10b981;
  background: rgba(16, 185, 129, 0.1);
  padding: 6px 10px;
  border-radius: 8px;
  margin-top: 4px;
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.auth-header h2 {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.auth-header p {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.auth-tabs {
  display: flex;
  background: rgba(0, 0, 0, 0.04);
  padding: 4px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

[data-theme="dark"] .auth-tabs {
  background: rgba(255, 255, 255, 0.04);
}

.auth-tab-btn {
  flex: 1;
  padding: 8px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.85rem;
  border-radius: 8px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.auth-tab-btn.active {
  background: var(--bg-card);
  color: var(--text-primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.auth-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: center;
  align-items: center;
  width: 100%;
}

.auth-group label {
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.03em;
  text-align: center;
}

.auth-group input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  text-align: center;
  outline: none;
  transition: border-color var(--transition-fast);
}

.auth-group input:focus {
  border-color: #6366f1;
}

.auth-error-msg {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #ef4444;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 0.8rem;
}

.auth-submit-btn {
  padding: 12px;
  border-radius: 10px;
  border: none;
  background: linear-gradient(135deg, #6366f1, #a855f7);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 4px;
  transition: opacity var(--transition-fast);
}

.auth-submit-btn:hover {
  opacity: 0.92;
}

.auth-divider {
  display: flex;
  align-items: center;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.74rem;
  font-weight: 700;
  margin: 22px 0;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid var(--border-color);
}

.auth-divider span {
  padding: 0 12px;
}

.auth-skip-btn {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  border: none;
  background: linear-gradient(135deg, #1e293b, #334155);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.9rem;
  font-family: inherit;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.25);
  transition: all var(--transition-fast);
}

.auth-skip-btn:hover {
  background: linear-gradient(135deg, #334155, #475569);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.35);
}

.auth-footer-notice {
  font-size: 0.76rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin-top: 16px;
  text-align: center;
}

/* ===== Responsive Mobile & Tablet Rules ===== */
@media (max-width: 900px) {
  .system-status {
    display: none !important;
  }

  .logo-text-prefix {
    display: none !important;
  }

  .container {
    padding: 0 0.85rem;
  }

  .header-inner {
    height: 3.8rem;
    gap: 0.4rem;
    flex-wrap: nowrap;
    overflow: hidden;
  }

  .logo {
    font-size: 1.1rem;
    gap: 0.4rem;
    flex-shrink: 0;
    white-space: nowrap !important;
  }

  .logo-icon svg {
    width: 28px;
    height: 28px;
  }

  .logo-text {
    white-space: nowrap !important;
  }

  .header-right {
    gap: 0.4rem;
    flex-shrink: 0;
  }

  .theme-toggle-btn {
    width: 2.1rem;
    height: 2.1rem;
    flex-shrink: 0;
  }

  .user-pill {
    padding: 3px 8px 3px 4px;
    font-size: 0.76rem;
    gap: 5px;
    max-width: 140px;
    white-space: nowrap !important;
  }

  .user-name-text {
    max-width: 70px;
    white-space: nowrap !important;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .guest-pill-btn {
    padding: 5px 10px;
    font-size: 0.75rem;
    white-space: nowrap !important;
  }

  .hero-title {
    font-size: 1.35rem;
  }

  .hero-subtitle {
    font-size: 0.82rem;
  }

  .controls-section {
    margin-bottom: 1.5rem;
  }

  .glass-panel {
    padding: 0.85rem;
    gap: 0.75rem;
    border-radius: 1rem;
  }

  .search-box {
    padding: 8px 12px;
  }

  .search-box input {
    font-size: 0.85rem;
  }

  .filter-tags {
    display: none !important;
  }

  .filter-select-wrapper {
    display: flex !important;
  }

  .apps-grid {
    grid-template-columns: 1fr !important;
    gap: 1rem !important;
  }

  .app-card {
    padding: 1.15rem 1.15rem;
    gap: 1rem;
    width: 100%;
    box-sizing: border-box;
  }

  .app-card-header {
    gap: 0.5rem;
    width: 100%;
  }

  .app-icon-wrapper {
    width: 2.75rem;
    height: 2.75rem;
    min-width: 2.75rem;
    min-height: 2.75rem;
    max-width: 2.75rem;
    max-height: 2.75rem;
    flex-shrink: 0 !important;
  }

  .app-tags {
    gap: 0.25rem;
    flex-wrap: wrap;
    justify-content: flex-end;
    flex: 1;
    min-width: 0;
    max-width: 100%;
  }

  .app-tag {
    font-size: 0.64rem;
    padding: 0.18rem 0.44rem;
    letter-spacing: 0.025em;
  }
}

/* ========================================================
   Navigation About Link & About Page Design System
   ======================================================== */
.nav-about-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.9rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: 0.75rem;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.nav-about-btn:hover {
  color: var(--text-primary);
  background: var(--bg-card-hover);
  border-color: var(--border-color-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.15);
}

.nav-about-btn svg {
  width: 1rem;
  height: 1rem;
  color: var(--color-indigo);
}

.nav-about-btn.active {
  background: rgba(99, 102, 241, 0.12);
  border-color: rgba(99, 102, 241, 0.35);
  color: var(--color-indigo);
}

/* About Page Specific Styles */
.about-main {
  flex: 1;
  padding: 3rem 0 5rem;
}

.about-hero {
  text-align: center;
  max-width: 860px;
  margin: 0 auto 4rem;
  position: relative;
}

.about-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-indigo);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.5rem;
}

.about-badge svg {
  width: 1rem;
  height: 1rem;
}

.about-hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.about-hero-title .gradient-text {
  background: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.about-hero-subtitle {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  line-height: 1.65;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto;
}

/* Stats Ribbon */
.about-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-bottom: 4.5rem;
}

.about-stat-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: 1.25rem;
  padding: 1.75rem 1.25rem;
  text-align: center;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.about-stat-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-color-hover);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.06);
}

[data-theme="dark"] .about-stat-card:hover {
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(135deg, var(--color-indigo), var(--color-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.4rem;
}

.stat-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Section Titles */
.about-section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 2.5rem;
}

.about-section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.about-section-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Pillars Grid */
.about-pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 5rem;
}

.about-pillar-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: 1.5rem;
  padding: 2rem;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.about-pillar-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--pillar-grad, linear-gradient(90deg, #6366f1, #a855f7));
  opacity: 0.85;
}

.about-pillar-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-color-hover);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] .about-pillar-card:hover {
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.35);
}

.pillar-icon-box {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: white;
  background: var(--pillar-grad, linear-gradient(135deg, #6366f1, #8b5cf6));
  box-shadow: 0 8px 16px rgba(99, 102, 241, 0.25);
}

.pillar-icon-box svg {
  width: 1.6rem;
  height: 1.6rem;
}

.pillar-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.65rem;
}

.pillar-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  flex: 1;
}

/* Ecosystem Category Grid */
.about-categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-bottom: 5rem;
}

.about-category-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: 1.25rem;
  padding: 1.75rem;
  transition: all var(--transition-fast);
}

.about-category-card:hover {
  border-color: var(--border-color-hover);
  transform: translateY(-2px);
}

.category-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--border-color);
}

.category-icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  background: var(--cat-color, #6366f1);
}

.category-icon svg {
  width: 1.2rem;
  height: 1.2rem;
}

.category-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
}

.category-apps-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.category-app-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0.85rem;
  background: rgba(255, 255, 255, 0.4);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  text-decoration: none;
  transition: all var(--transition-fast);
}

[data-theme="dark"] .category-app-item {
  background: rgba(255, 255, 255, 0.03);
}

.category-app-item:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-color-hover);
  transform: translateX(4px);
}

.category-app-info {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.category-app-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.category-app-desc {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.category-app-item svg {
  width: 1rem;
  height: 1rem;
  color: var(--text-muted);
  transition: transform var(--transition-fast);
}

.category-app-item:hover svg {
  color: var(--color-indigo);
  transform: translateX(2px);
}

/* FAQ Accordion */
.about-faq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.25rem;
  margin-bottom: 5rem;
}

.about-faq-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: 1.25rem;
  padding: 1.5rem;
  transition: border-color var(--transition-fast);
}

.about-faq-card:hover {
  border-color: var(--border-color-hover);
}

.faq-q {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.faq-q svg {
  width: 1.1rem;
  height: 1.1rem;
  color: var(--color-indigo);
  flex-shrink: 0;
}

.faq-a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* CTA Banner */
.about-cta-panel {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.12), rgba(168, 85, 247, 0.08));
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: 1.75rem;
  padding: 3.5rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.about-cta-panel::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 100%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.2) 0%, transparent 70%);
  pointer-events: none;
}

.cta-title {
  font-family: var(--font-heading);
  font-size: clamp(1.85rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 0.85rem;
  letter-spacing: -0.02em;
}

.cta-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto 2rem;
  line-height: 1.6;
}

.cta-buttons-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.cta-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, #6366f1, #7c3aed);
  color: white;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.85rem 1.75rem;
  border-radius: 0.85rem;
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.35);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.cta-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.45);
}

.cta-btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-card);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.85rem 1.5rem;
  border-radius: 0.85rem;
  border: 1px solid var(--border-color);
  backdrop-filter: blur(8px);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.cta-btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-color-hover);
  transform: translateY(-2px);
}

/* Responsive adjustments */
@media (max-width: 900px) {
  .about-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .about-stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
  }
  .stat-number {
    font-size: 2rem;
  }
  .about-stat-card {
    padding: 1.25rem 0.75rem;
  }
  .about-hero {
    margin-bottom: 2.5rem;
  }
  .about-cta-panel {
    padding: 2.5rem 1.25rem;
  }
}