/* =========================================================
   antigravity.css — Google Antigravity Inspired System
   Scroll-driven progressive card expansion, weightless floating
   tabs, glassmorphic command center and cybernetic glow.
   ========================================================= */

:root {
  --ag-cyan: #00f0ff;
  --ag-mint: #10eb9b;
  --ag-blue: #3b82f6;
  --ag-rose: #f43f5e;
  --ag-gold: #fbbf24;
  --ag-purple: #a855f7;
  --ag-bg-glass: rgba(12, 18, 30, 0.78);
  --ag-border: rgba(111, 255, 209, 0.18);
  --ag-glow-mint: rgba(16, 235, 155, 0.25);
  --ag-glow-cyan: rgba(0, 240, 255, 0.25);
}

/* =========================================================
   1. NAVBAR — RANUK IT SOLUTIONS MEGA-PILL & DROPDOWN
   ========================================================= */
.nav-dropdown-item {
  position: relative;
  list-style: none;
}

.nav-ranuk-btn {
  display: inline-flex !important;
  align-items: center !important;
  gap: 0.5rem;
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.12), rgba(16, 235, 155, 0.08)) !important;
  border: 1px solid rgba(0, 240, 255, 0.35) !important;
  border-radius: 999px !important;
  padding: 0.45rem 0.95rem !important;
  color: #e0f2fe !important;
  font-weight: 600 !important;
  font-size: 0.88rem !important;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-ranuk-btn:hover,
.nav-dropdown-item.is-open .nav-ranuk-btn {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.22), rgba(16, 235, 155, 0.18)) !important;
  border-color: var(--ag-cyan) !important;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.25);
  color: #fff !important;
  transform: translateY(-1px);
}

.nav-pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ag-mint);
  box-shadow: 0 0 8px var(--ag-mint);
  display: inline-block;
  animation: agPulse 2s infinite;
}

@keyframes agPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.nav-caret {
  font-size: 0.72rem;
  transition: transform 0.25s ease;
  color: var(--ag-cyan);
}

.nav-dropdown-item.is-open .nav-caret {
  transform: rotate(180deg);
}

/* Glassmorphic Dropdown Panel */
.nav-dropdown-panel {
  position: absolute;
  top: calc(100% + 12px);
  right: -40px;
  width: 440px;
  max-width: 95vw;
  background: linear-gradient(165deg, rgba(13, 20, 33, 0.96), rgba(8, 12, 22, 0.98));
  border: 1px solid rgba(0, 240, 255, 0.25);
  border-radius: 20px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.65), 0 0 30px rgba(0, 240, 255, 0.12);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  padding: 1.25rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px) scale(0.96);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1050;
  pointer-events: none;
}

.nav-dropdown-item:hover .nav-dropdown-panel,
.nav-dropdown-item.is-open .nav-dropdown-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.dropdown-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 0.9rem;
  margin-bottom: 0.9rem;
}

.dropdown-eyebrow {
  display: block;
  font-family: var(--font-mono, monospace);
  font-size: 0.65rem;
  color: var(--ag-cyan);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.dropdown-main-portal {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 0.9rem;
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.08), rgba(16, 235, 155, 0.05));
  border: 1px solid rgba(0, 240, 255, 0.3);
  border-radius: 14px;
  text-decoration: none;
  transition: all 0.2s ease;
}

.dropdown-main-portal:hover {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.16), rgba(16, 235, 155, 0.12));
  border-color: var(--ag-cyan);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 240, 255, 0.18);
}

.portal-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.portal-info strong {
  display: block;
  color: #fff;
  font-size: 0.88rem;
  font-weight: 700;
}

.portal-info span {
  display: block;
  color: #94a3b8;
  font-size: 0.72rem;
  line-height: 1.3;
  margin-top: 2px;
}

.dropdown-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.dropdown-link-card {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.65rem 0.75rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.05);
  text-decoration: none;
  transition: all 0.2s ease;
}

.dropdown-link-card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(0, 240, 255, 0.3);
  transform: translateY(-2px);
}

.dropdown-link-card .card-icon {
  font-size: 1.05rem;
  margin-top: 2px;
  flex-shrink: 0;
}

.dropdown-link-card .card-title {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  color: #f1f5f9;
  line-height: 1.25;
}

.dropdown-link-card .card-desc {
  display: block;
  font-size: 0.67rem;
  color: #8194a7;
  line-height: 1.3;
  margin-top: 2px;
}

.dropdown-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 0.75rem;
  margin-top: 0.75rem;
  text-align: center;
}

.dropdown-anchor-link {
  font-size: 0.75rem;
  font-family: var(--font-mono, monospace);
  color: var(--ag-cyan);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: opacity 0.2s ease;
}

.dropdown-anchor-link:hover {
  text-decoration: underline;
  opacity: 0.85;
}

/* =========================================================
   2. ANTIGRAVITY SCROLL-EXPANDING VIEWPORT
   ========================================================= */
.antigravity-scroll-scale {
  transform: scale(0.92) perspective(1400px) rotateX(2.5deg);
  opacity: 0.85;
  transition: transform 0.65s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.65s ease, border-color 0.65s ease, box-shadow 0.65s ease;
  will-change: transform, opacity;
  transform-origin: center top;
}

.antigravity-scroll-scale.is-expanded {
  transform: scale(1) perspective(1400px) rotateX(0deg);
  opacity: 1;
}

/* Antigravity Showcase Container */
.ag-showcase {
  position: relative;
  margin-top: 2rem;
}

/* Floating Tab Selector Bar */
.ag-tabs-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
  padding: 0.5rem;
  background: rgba(12, 18, 30, 0.75);
  border: 1px solid var(--ag-border);
  border-radius: 999px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  max-width: 980px;
  margin-left: auto;
  margin-right: auto;
}

.ag-tab-btn {
  background: transparent;
  border: 1px solid transparent;
  color: #94a3b8;
  font-family: var(--font-main, sans-serif);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.6rem 1.15rem;
  border-radius: 999px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
}

.ag-tab-btn:hover {
  color: #f1f5f9;
  background: rgba(255, 255, 255, 0.05);
  transform: translateY(-1px);
}

.ag-tab-btn.active {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.18), rgba(16, 235, 155, 0.15));
  border-color: rgba(0, 240, 255, 0.5);
  color: #fff;
  transform: scale(1.04);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.22);
}

.ag-tab-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ag-cyan);
  display: none;
}

.ag-tab-btn.active .ag-tab-dot {
  display: inline-block;
  animation: agPulse 1.8s infinite;
}

/* Antigravity Viewport Card */
.ag-viewport {
  background: linear-gradient(145deg, rgba(14, 21, 35, 0.94), rgba(8, 13, 23, 0.96));
  border: 1px solid rgba(0, 240, 255, 0.35);
  border-radius: 24px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.5), 0 0 40px rgba(0, 240, 255, 0.12);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  position: relative;
  overflow: hidden;
  transition: all 0.4s ease;
}

.ag-viewport::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--ag-cyan), var(--ag-mint), transparent);
  animation: agShimmer 4s infinite linear;
}

@keyframes agShimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* Tab Panels */
.ag-tab-pane {
  display: none;
  padding: 3rem 2.8rem;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.2fr);
  gap: 3rem;
  align-items: center;
  animation: agPaneFadeIn 0.45s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.ag-tab-pane.active {
  display: grid;
}

@keyframes agPaneFadeIn {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.ag-pane-left {
  display: flex;
  flex-direction: column;
}

.ag-pane-badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.2rem;
}

.ag-badge {
  font-family: var(--font-mono, monospace);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  letter-spacing: 0.04em;
}

.ag-badge-cyan { background: rgba(0, 240, 255, 0.12); color: #a5f3fc; border: 1px solid rgba(0, 240, 255, 0.4); }
.ag-badge-mint { background: rgba(16, 235, 155, 0.12); color: #6ee7b7; border: 1px solid rgba(16, 235, 155, 0.4); }
.ag-badge-rose { background: rgba(244, 63, 94, 0.12); color: #fca5a5; border: 1px solid rgba(244, 63, 94, 0.4); }
.ag-badge-blue { background: rgba(59, 130, 246, 0.12); color: #93c5fd; border: 1px solid rgba(59, 130, 246, 0.4); }
.ag-badge-gold { background: rgba(251, 191, 36, 0.12); color: #fde68a; border: 1px solid rgba(251, 191, 36, 0.4); }

.ag-pane-title {
  font-size: 1.85rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.ag-pane-desc {
  font-size: 0.95rem;
  color: #94a3b8;
  line-height: 1.7;
  margin-bottom: 1.6rem;
}

.ag-feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.ag-feature-list li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.88rem;
  color: #cbd5e1;
}

.ag-feature-list li i {
  color: var(--ag-mint);
  font-size: 0.8rem;
}

.ag-btn-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.ag-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.6rem;
  background: linear-gradient(135deg, var(--ag-cyan), var(--ag-blue));
  color: #040812;
  font-weight: 800;
  font-size: 0.9rem;
  border-radius: 12px;
  text-decoration: none;
  box-shadow: 0 10px 25px rgba(0, 240, 255, 0.28);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.ag-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 35px rgba(0, 240, 255, 0.4);
  color: #020617;
}

.ag-btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.4rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #e2e8f0;
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: 12px;
  text-decoration: none;
  transition: all 0.2s ease;
}

.ag-btn-secondary:hover {
  border-color: var(--ag-cyan);
  background: rgba(0, 240, 255, 0.08);
  color: #fff;
  transform: translateY(-2px);
}

/* Right Interactive Preview Screen */
.ag-pane-right {
  position: relative;
  background: rgba(6, 10, 18, 0.85);
  border: 1px solid rgba(0, 240, 255, 0.25);
  border-radius: 18px;
  padding: 1.5rem;
  box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.6);
  min-height: 320px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.ag-mock-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding-bottom: 0.8rem;
  margin-bottom: 1rem;
}

.ag-mock-dots {
  display: flex;
  gap: 6px;
}

.ag-mock-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.ag-mock-dot.r { background: #ef4444; }
.ag-mock-dot.y { background: #eab308; }
.ag-mock-dot.g { background: #22c55e; }

.ag-mock-status {
  font-family: var(--font-mono, monospace);
  font-size: 0.68rem;
  color: var(--ag-cyan);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* Live Simulator Visualizers */
.ag-waveform-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  height: 90px;
  margin: 1rem 0;
}

.ag-wave-bar {
  width: 4px;
  height: 20%;
  background: linear-gradient(to top, var(--ag-mint), var(--ag-cyan));
  border-radius: 999px;
  animation: agWave 1.4s ease-in-out infinite alternate;
}

@keyframes agWave {
  0% { height: 15%; }
  100% { height: 95%; }
}

.ag-terminal-text {
  font-family: var(--font-mono, monospace);
  font-size: 0.82rem;
  color: #94a3b8;
  line-height: 1.6;
}

.ag-terminal-text .cyan { color: var(--ag-cyan); }
.ag-terminal-text .mint { color: var(--ag-mint); }
.ag-terminal-text .rose { color: var(--ag-rose); }
.ag-terminal-text .gold { color: var(--ag-gold); }

.ag-metrics-badge-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 1rem;
}

.ag-metric-card {
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 10px;
  padding: 0.6rem;
  text-align: center;
}

.ag-metric-val {
  font-family: var(--font-mono, monospace);
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  display: block;
}

.ag-metric-lbl {
  font-size: 0.65rem;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* =========================================================
   3. OPEN LAB — ENHANCED REPOSITORY CARDS & ANTIGRAVITY TOUCH
   ========================================================= */
.open-lab .container {
  transform: scale(0.94) perspective(1400px) rotateX(2deg);
  opacity: 0.88;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.6s ease;
  will-change: transform, opacity;
}

.open-lab .container.is-expanded {
  transform: scale(1) perspective(1400px) rotateX(0deg);
  opacity: 1;
}

.lab-repo-card {
  position: relative;
  background: linear-gradient(150deg, rgba(16, 24, 38, 0.88), rgba(9, 14, 24, 0.92)) !important;
  border: 1px solid rgba(0, 240, 255, 0.16) !important;
  border-radius: 16px !important;
  padding: 1.4rem !important;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1) !important;
  display: flex !important;
  flex-direction: column !important;
  justify-content: space-between !important;
  text-decoration: none !important;
  color: inherit !important;
  overflow: hidden;
}

.lab-repo-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(400px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(0, 240, 255, 0.08), transparent 40%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.lab-repo-card:hover::before {
  opacity: 1;
}

.lab-repo-card:hover {
  border-color: rgba(0, 240, 255, 0.5) !important;
  transform: translateY(-5px) scale(1.015) !important;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4), 0 0 25px rgba(0, 240, 255, 0.15) !important;
}

.repo-status-pill {
  font-family: var(--font-mono, monospace);
  font-size: 0.64rem;
  padding: 2px 7px;
  border-radius: 999px;
  background: rgba(16, 235, 155, 0.1);
  border: 1px solid rgba(16, 235, 155, 0.3);
  color: var(--ag-mint);
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.repo-status-pill .pulse-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--ag-mint);
  box-shadow: 0 0 6px var(--ag-mint);
}

.lab-repos-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.1rem;
}

/* =========================================================
   4. RESPONSIVE QUERIES
   ========================================================= */
@media (max-width: 992px) {
  .ag-tab-pane {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2rem 1.5rem;
  }
  .nav-dropdown-panel {
    position: static;
    width: 100%;
    max-width: 100%;
    box-shadow: none;
    margin-top: 0.5rem;
    display: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }
  .nav-dropdown-item.is-open .nav-dropdown-panel {
    display: block;
  }
  .dropdown-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .ag-tabs-bar {
    border-radius: 16px;
    padding: 0.4rem;
  }
  .ag-tab-btn {
    font-size: 0.76rem;
    padding: 0.45rem 0.8rem;
  }
  .ag-pane-title {
    font-size: 1.4rem;
  }
  .ag-metrics-badge-row {
    grid-template-columns: 1fr 1fr;
  }
}