/* InforTIC 2026 - Specific Components Styles */

/* 1. Header & Navigation */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  background: rgba(var(--bg-color), 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--panel-border);
  transition: background var(--transition-normal), border var(--transition-normal);
}

.site-header.scrolled {
  background: var(--bg-color);
  border-bottom-color: rgba(var(--primary-rgb), 0.15);
  box-shadow: var(--shadow-md);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
}

.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: grid;
  place-items: center;
  color: var(--text-inverse);
  font-weight: 900;
}

.logo-text strong {
  display: block;
  line-height: 1;
}

.logo-text span {
  display: block;
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.05em;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav-link {
  padding: 8px 16px;
  border-radius: 9999px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-color);
  background: rgba(var(--primary-rgb), 0.1);
}

/* Dropdown Navigation Menu */
.dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: var(--bg-color);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-md);
  padding: 10px;
  list-style: none;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-fast);
  z-index: 1010;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.dropdown-menu a {
  display: block;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.dropdown-menu a:hover {
  background: rgba(var(--primary-rgb), 0.1);
  color: var(--text-color);
  transform: translateX(4px);
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.theme-toggle-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--panel-border);
  background: var(--panel-bg);
  display: grid;
  place-items: center;
  cursor: pointer;
  color: var(--text-color);
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  border-color: var(--primary);
  background: rgba(var(--primary-rgb), 0.1);
}

.mobile-menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  border: 1px solid var(--panel-border);
  background: var(--panel-bg);
  cursor: pointer;
  color: var(--text-color);
}

@media (max-width: 992px) {
  .mobile-menu-btn {
    display: grid;
    place-items: center;
  }
  .nav-menu {
    position: fixed;
    top: var(--header-height);
    right: -100%;
    width: 280px;
    height: calc(100vh - var(--header-height));
    background: var(--bg-color);
    border-left: 1px solid var(--panel-border);
    flex-direction: column;
    align-items: stretch;
    padding: 30px;
    gap: 16px;
    transition: right var(--transition-normal);
  }
  .nav-menu.active {
    right: 0;
  }
}

/* 2. Hero Section */
.hero {
  position: relative;
  padding-block: clamp(36px, 5vw, 80px);
  overflow: hidden;
}

/* Parallax gradient blobs */
.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
  animation: blobPulse 8s ease-in-out infinite alternate;
}

.hero-blob-1 {
  width: 480px;
  height: 480px;
  top: -100px;
  right: -80px;
  background: radial-gradient(circle, rgba(88, 191, 210, 0.18) 0%, transparent 70%);
}

.hero-blob-2 {
  width: 360px;
  height: 360px;
  bottom: -80px;
  left: -60px;
  background: radial-gradient(circle, rgba(112, 140, 255, 0.14) 0%, transparent 70%);
  animation-delay: -4s;
}

@keyframes blobPulse {
  from { transform: scale(1) translateY(0); }
  to   { transform: scale(1.08) translateY(-20px); }
}

/* Hero grid */
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 36px;
  align-items: center;
  position: relative;
  z-index: 1;
}

/* LEFT content wrapper */
.hero-content {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* Eyebrow row with status dot */
.hero-eyebrow-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.hero-status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 3px rgba(107, 224, 149, 0.2);
  animation: statusPulse 2s ease-in-out infinite;
  flex-shrink: 0;
}

@keyframes statusPulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(107, 224, 149, 0.2); }
  50%       { box-shadow: 0 0 0 6px rgba(107, 224, 149, 0.05); }
}

/* Main headline */
.hero-headline {
  font-size: clamp(2.1rem, 4vw, 3.4rem);
  line-height: 1.08;
  margin-bottom: 0;
  letter-spacing: -0.03em;
}

.hero-gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 60%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Rotating slide container */
.hero-slider-container {
  position: relative;
  height: 58px;
  overflow: hidden;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
}

.hero-slide.active {
  opacity: 1;
}

.hero-3d-scene {
  width: 100%;
  height: 280px;
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--panel-border);
  background: radial-gradient(circle at center, rgba(23, 105, 194, 0.1) 0%, transparent 70%);
}

.hero-3d-canvas {
  width: 100%;
  height: 100%;
}

/* 3. Bento Grid Services */
.bento-grid-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.bento-card {
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 260px;
  position: relative;
  overflow: hidden;
}

.bento-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(800px circle at var(--x, 0px) var(--y, 0px), rgba(var(--primary-rgb), 0.15), transparent 40%);
  opacity: 0;
  transition: opacity 0.5s;
}

.bento-card:hover::before {
  opacity: 1;
}

.bento-card.wide {
  grid-column: span 2;
}

.bento-card.tall {
  grid-row: span 2;
  min-height: 540px;
}

.bento-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(var(--primary-rgb), 0.1);
  border: 1px solid rgba(var(--primary-rgb), 0.2);
  color: var(--primary);
  display: grid;
  place-items: center;
  margin-bottom: 24px;
}

.bento-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.bento-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.bento-link svg {
  transition: transform var(--transition-fast);
}

.bento-link:hover svg {
  transform: translateX(4px);
}

@media (max-width: 992px) {
  .bento-grid-container {
    grid-template-columns: repeat(2, 1fr);
  }
  .bento-card.wide {
    grid-column: span 1;
  }
}

@media (max-width: 768px) {
  .bento-grid-container {
    grid-template-columns: 1fr;
  }
  .bento-card.tall {
    grid-row: span 1;
    min-height: 260px;
  }
}

/* 4. Before/After Slide Compare */
.before-after-slider {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--panel-border);
  box-shadow: var(--shadow-lg);
}

.ba-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ba-before {
  z-index: 1;
  filter: grayscale(80%) brightness(0.6);
}

.ba-after {
  z-index: 2;
  clip-path: inset(0 0 0 50%);
}

.ba-slider-input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  z-index: 10;
  cursor: ew-resize;
}

.ba-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 4px;
  background: var(--primary);
  z-index: 5;
  pointer-events: none;
  box-shadow: 0 0 10px var(--primary);
  transform: translateX(-50%);
}

.ba-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--text-inverse);
  display: grid;
  place-items: center;
  z-index: 6;
  pointer-events: none;
  box-shadow: 0 0 15px rgba(var(--primary-rgb), 0.5);
  font-weight: bold;
}

.ba-label {
  position: absolute;
  bottom: 20px;
  padding: 6px 12px;
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  z-index: 4;
  pointer-events: none;
}

.ba-label.before-label {
  left: 20px;
}

.ba-label.after-label {
  right: 20px;
}

/* 5. Roadmap Visual (Timeline) */
.roadmap-container {
  display: flex;
  justify-content: space-between;
  position: relative;
  padding-block: 40px;
  margin-top: 40px;
}

.roadmap-line {
  position: absolute;
  top: 60px;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--panel-border);
  z-index: 1;
}

.roadmap-progress {
  position: absolute;
  top: 60px;
  left: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  z-index: 2;
  width: 0%;
  transition: width 1s var(--transition-slow);
}

.roadmap-node {
  position: relative;
  z-index: 3;
  text-align: center;
  flex: 1;
}

.roadmap-dot {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-color);
  border: 4px solid var(--panel-border);
  margin: 0 auto 20px;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.9rem;
  transition: all var(--transition-normal);
}

.roadmap-node:hover .roadmap-dot,
.roadmap-node.active .roadmap-dot {
  border-color: var(--primary);
  box-shadow: 0 0 15px rgba(var(--primary-rgb), 0.4);
  color: var(--primary);
}

.roadmap-tooltip {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  width: 200px;
  padding: 16px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  pointer-events: none;
}

.roadmap-node:hover .roadmap-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

@media (max-width: 768px) {
  .roadmap-container {
    flex-direction: column;
    gap: 40px;
    padding-left: 20px;
  }
  .roadmap-line {
    top: 0;
    bottom: 0;
    left: 40px;
    width: 4px;
    height: auto;
  }
  .roadmap-progress {
    top: 0;
    left: 40px;
    width: 4px;
    height: 0%;
  }
  .roadmap-node {
    display: flex;
    align-items: flex-start;
    text-align: left;
    gap: 20px;
  }
  .roadmap-dot {
    margin: 0;
    flex-shrink: 0;
  }
  .roadmap-tooltip {
    position: static;
    transform: none;
    width: 100%;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    box-shadow: none;
  }
  .roadmap-node:hover .roadmap-tooltip {
    transform: none;
  }
}

/* 6. Accordion & FAQ */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-md);
  background: var(--panel-bg);
  overflow: hidden;
}

.faq-header {
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 600;
  user-select: none;
}

.faq-icon {
  transition: transform var(--transition-normal);
  color: var(--primary);
}

.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.faq-content-inner {
  padding: 0 24px 20px;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.faq-item.active .faq-content {
  max-height: 200px;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

/* 7. Floating Conversion Bar */
.floating-cta-bar {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  width: min(700px, calc(100% - 32px));
  z-index: 900;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 24px;
  background: rgba(var(--bg-color), 0.8);
  border: 1px solid var(--panel-border);
  border-radius: 9999px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-slow);
}

.floating-cta-bar.visible {
  transform: translateX(-50%) translateY(0);
}

.floating-cta-text {
  font-size: 0.85rem;
  font-weight: 500;
}

.floating-cta-actions {
  display: flex;
  gap: 8px;
}

.floating-cta-actions .btn {
  min-height: 38px;
  padding-inline: 16px;
  font-size: 0.8rem;
}

@media (max-width: 600px) {
  .floating-cta-bar {
    flex-direction: column;
    border-radius: var(--radius-md);
    gap: 12px;
    padding: 16px;
  }
}

/* 8. Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1100;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.toast {
  padding: 16px 24px;
  background: var(--panel-bg);
  border-left: 4px solid var(--primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  transform: translateX(120%);
  transition: transform var(--transition-normal);
}

.toast.show {
  transform: translateX(0);
}

.toast.success { border-left-color: var(--success); }
.toast.warning { border-left-color: var(--warning); }
.toast.danger { border-left-color: var(--danger); }

/* 9. Chatbot Demo UI */
.chatbot-container {
  height: 450px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.chatbot-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--panel-border);
  display: flex;
  align-items: center;
  gap: 12px;
}

.chatbot-status {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 10px var(--success);
}

.chatbot-messages {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chat-bubble {
  max-width: 75%;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
}

.chat-bubble.bot {
  align-self: flex-start;
  background: var(--panel-border);
  color: var(--text-color);
  border-bottom-left-radius: 4px;
}

.chat-bubble.user {
  align-self: flex-end;
  background: var(--primary);
  color: var(--text-inverse);
  border-bottom-right-radius: 4px;
}

.chatbot-input-area {
  padding: 16px;
  border-top: 1px solid var(--panel-border);
  display: flex;
  gap: 8px;
}

.chatbot-input {
  flex: 1;
  padding: 10px 16px;
  border-radius: 9999px;
  border: 1px solid var(--panel-border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-color);
  outline: none;
}

.chatbot-input:focus {
  border-color: var(--primary);
}

.chatbot-send-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--text-inverse);
  display: grid;
  place-items: center;
  cursor: pointer;
}

/* 10. Dashboard Analytics Showcase */
.dashboard-preview {
  display: flex;
  flex-direction: column;
  height: 320px;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: rgba(0, 0, 0, 0.2);
}

.dashboard-head {
  padding: 12px 20px;
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--panel-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.dashboard-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.dashboard-grid {
  display: grid;
  grid-template-columns: 180px 1fr;
  flex: 1;
}

.dashboard-sidebar {
  border-right: 1px solid var(--panel-border);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.dashboard-link {
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.dashboard-link.active {
  background: rgba(var(--primary-rgb), 0.1);
  color: var(--primary);
}

.dashboard-main {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.chart-card {
  border: 1px solid var(--panel-border);
  background: var(--panel-bg);
  border-radius: var(--radius-sm);
  padding: 16px;
  flex: 1;
}

.bar-chart-container {
  display: flex;
  align-items: flex-end;
  justify-content: space-around;
  height: 100px;
  margin-top: 10px;
}

.chart-bar {
  width: 24px;
  background: linear-gradient(to top, var(--primary), var(--secondary));
  border-radius: 4px 4px 0 0;
  transition: height 0.5s;
}

/* 11. Interactive Calculators / Matrices */
.calc-card {
  padding: 24px;
}

.calc-row {
  margin-bottom: 16px;
}

.calc-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.calc-input {
  width: 100%;
}

.calc-result {
  margin-top: 24px;
  padding: 16px;
  background: rgba(var(--primary-rgb), 0.1);
  border: 1px dashed rgba(var(--primary-rgb), 0.3);
  border-radius: var(--radius-sm);
  text-align: center;
  font-size: 1.2rem;
  font-weight: 700;
}

/* 12. Footer */
.site-footer {
  background: rgba(0, 0, 0, 0.4);
  border-top: 1px solid var(--panel-border);
  padding-block: 60px 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 40px;
  margin-bottom: 40px;
}

.footer-logo {
  margin-bottom: 16px;
}

.footer-heading {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-color);
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-link {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-link:hover {
  color: var(--primary);
}

.footer-bottom {
  border-top: 1px solid var(--panel-border);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

/* ═══════════════════════════════════════════════════════
   13. HEADER SEARCH
═══════════════════════════════════════════════════════ */
.search-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--panel-border);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.search-btn:hover {
  color: var(--primary);
  border-color: var(--primary);
  background: rgba(var(--primary-rgb), 0.08);
}

/* Search overlay bar — slides down from header */
.search-overlay {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--panel-bg);
  border-bottom: 1px solid var(--panel-border);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 14px 0;
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
  z-index: 10;
  box-shadow: var(--shadow-md);
}

.search-overlay.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.search-overlay-inner {
  display: flex;
  align-items: center;
  gap: 12px;
}

.search-input {
  flex: 1;
  padding: 10px 16px;
  border-radius: 9999px;
  border: 1px solid var(--panel-border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-color);
  font-size: 0.95rem;
  font-family: var(--font-body);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.12);
}

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

.search-close-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--panel-border);
  background: transparent;
  color: var(--text-muted);
  font-size: 1.2rem;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.search-close-btn:hover {
  color: var(--text-color);
  background: rgba(255,255,255,0.06);
}

/* ═══════════════════════════════════════════════════════
   14. SIDE CTA TAB (right edge, non-blocking)
═══════════════════════════════════════════════════════ */
.side-cta-tab {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%) translateX(120%);
  z-index: 900;
  display: flex;
  flex-direction: row-reverse;
  align-items: center;
  gap: 0;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.side-cta-tab.side-cta-visible {
  transform: translateY(-50%) translateX(0);
}

/* Vertical handle/toggle */
.side-cta-toggle {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 20px 8px;
  background: linear-gradient(180deg, var(--primary) 0%, var(--secondary) 100%);
  border-radius: 10px 0 0 10px;
  cursor: pointer;
  box-shadow: -4px 0 20px rgba(var(--primary-rgb), 0.25);
  transition: padding var(--transition-fast), box-shadow var(--transition-fast);
  user-select: none;
  min-height: 90px;
}

.side-cta-toggle:hover {
  box-shadow: -6px 0 28px rgba(var(--primary-rgb), 0.4);
  padding-right: 12px;
}

.side-cta-label {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  transform: rotate(180deg);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  color: #fff;
  white-space: nowrap;
  text-transform: uppercase;
}

.side-cta-toggle svg {
  color: rgba(255,255,255,0.7);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.side-cta-tab.side-cta-open .side-cta-toggle svg {
  transform: rotate(180deg);
}

/* Expandable panel */
.side-cta-panel {
  width: 0;
  overflow: hidden;
  padding: 0;
  border-radius: 10px 0 0 10px;
  border-right: none;
  opacity: 0;
  pointer-events: none;
  transition: width 0.35s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.25s ease, padding 0.25s ease;
  position: relative;
}

.side-cta-tab.side-cta-open .side-cta-panel {
  width: 220px;
  padding: 20px 16px 16px;
  opacity: 1;
  pointer-events: all;
}

.side-cta-title {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.side-cta-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.side-cta-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.side-cta-close {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid var(--panel-border);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.9rem;
  cursor: pointer;
  display: grid;
  place-items: center;
  line-height: 1;
}

.side-cta-close:hover { color: var(--text-color); }

@media (max-width: 640px) {
  .side-cta-tab { display: none; }
}

/* ═══════════════════════════════════════════════════════
   15. BLOG ARTICLE LAYOUT
═══════════════════════════════════════════════════════ */

/* Article hero header */
.article-hero {
  padding-block: clamp(40px, 6vw, 80px);
  border-bottom: 1px solid var(--panel-border);
  background: linear-gradient(180deg, rgba(var(--primary-rgb), 0.04) 0%, transparent 100%);
}

.article-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.article-breadcrumb a {
  color: var(--primary);
}

.article-breadcrumb a:hover { text-decoration: underline; }

.article-meta-top {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.article-read-time {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.article-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
  max-width: 800px;
}

.article-subtitle {
  max-width: 680px;
  margin-bottom: 28px;
}

.article-author-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 0.8rem;
  color: #fff;
  flex-shrink: 0;
}

/* Two-column layout: TOC sidebar + article body */
.article-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 40px;
  align-items: start;
  padding-block: 48px;
}

/* TOC sidebar — sticky */
.article-toc {
  position: sticky;
  top: calc(var(--header-height) + 20px);
  padding: 20px;
  border-radius: var(--radius-md);
  max-height: calc(100vh - var(--header-height) - 40px);
  overflow-y: auto;
}

.toc-list {
  list-style: none;
  counter-reset: toc-counter;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.toc-list li { counter-increment: toc-counter; }

.toc-list a {
  display: block;
  font-size: 0.82rem;
  color: var(--text-muted);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  border-left: 2px solid transparent;
  transition: all var(--transition-fast);
  line-height: 1.4;
}

.toc-list a::before {
  content: counter(toc-counter) ". ";
  color: var(--primary);
  font-weight: 700;
  font-size: 0.72rem;
}

.toc-list a:hover,
.toc-list a.active {
  color: var(--primary);
  border-left-color: var(--primary);
  background: rgba(var(--primary-rgb), 0.06);
  padding-left: 12px;
}

/* Article body prose */
.article-body {
  max-width: 720px;
}

.article-body h2 {
  font-size: clamp(1.3rem, 2.5vw, 1.7rem);
  margin-top: 40px;
  margin-bottom: 16px;
  padding-top: 8px;
  border-top: 1px solid var(--panel-border);
}

.article-body h2:first-of-type { border-top: none; margin-top: 0; }

.article-body h3 {
  font-size: 1.1rem;
  margin-top: 28px;
  margin-bottom: 12px;
  color: var(--text-color);
}

.article-body p {
  line-height: 1.75;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.article-body code {
  background: rgba(var(--primary-rgb), 0.08);
  border: 1px solid rgba(var(--primary-rgb), 0.15);
  border-radius: 4px;
  padding: 2px 6px;
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.82em;
  color: var(--primary);
}

/* Callouts */
.article-callout {
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border-left: 4px solid;
  margin-block: 24px;
  font-size: 0.9rem;
  line-height: 1.6;
}

.article-callout-info {
  background: rgba(var(--primary-rgb), 0.07);
  border-color: var(--primary);
  color: var(--text-muted);
}

.article-callout-warning {
  background: rgba(251, 191, 36, 0.08);
  border-color: var(--warning);
  color: var(--text-muted);
}

.article-callout-tip {
  background: rgba(107, 224, 149, 0.07);
  border-color: var(--success);
  color: var(--text-muted);
}

/* Code blocks */
.article-code-block {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-block: 20px;
}

.code-block-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--panel-border);
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
}

.copy-btn {
  padding: 3px 10px;
  border-radius: 4px;
  border: 1px solid var(--panel-border);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.72rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.copy-btn:hover {
  background: rgba(var(--primary-rgb), 0.1);
  color: var(--primary);
  border-color: var(--primary);
}

.article-code-block pre {
  padding: 18px 20px;
  overflow-x: auto;
  margin: 0;
}

.article-code-block pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.82rem;
  color: #e2e8f0;
  font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
  line-height: 1.7;
  white-space: pre;
}

/* Article two-col grid */
.article-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-block: 20px;
}

.article-feature-box {
  padding: 20px;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-md);
  background: var(--panel-bg);
}

.feature-icon {
  font-size: 1.6rem;
  margin-bottom: 10px;
}

.article-feature-box h4 {
  font-size: 0.95rem;
  margin-bottom: 6px;
}

/* Tables */
.article-table-wrapper {
  overflow-x: auto;
  margin-block: 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--panel-border);
}

.article-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.87rem;
}

.article-table th {
  padding: 12px 16px;
  text-align: left;
  background: rgba(var(--primary-rgb), 0.06);
  color: var(--text-color);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--panel-border);
}

.article-table td {
  padding: 11px 16px;
  color: var(--text-muted);
  border-bottom: 1px solid rgba(var(--panel-border-raw, 255,255,255), 0.05);
}

.article-table tr:last-child td { border-bottom: none; }

.article-table tr:hover td { background: rgba(var(--primary-rgb), 0.03); }

/* Risk badges */
.risk-badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 9999px;
  font-size: 0.72rem;
  font-weight: 700;
}

.risk-critical { background: rgba(239,68,68,0.12); color: #f87171; }
.risk-high { background: rgba(251,191,36,0.12); color: #fbbf24; }
.risk-medium { background: rgba(107,224,149,0.12); color: #6be095; }

/* Checklist */
.article-checklist {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-block: 20px;
}

.checklist-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.checklist-item:hover { background: rgba(var(--primary-rgb), 0.04); }

.checklist-item input[type="checkbox"] {
  margin-top: 2px;
  accent-color: var(--primary);
  flex-shrink: 0;
}

/* Article list */
.article-list {
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.65;
  margin-block: 16px;
}

/* In-article CTA block */
.article-cta {
  margin-top: 48px;
  padding: 32px;
  text-align: center;
}

.article-cta h3 { margin-bottom: 10px; }

.article-cta p {
  color: var(--text-muted);
  margin-bottom: 20px;
  font-size: 0.9rem;
}

/* Related card hover */
.related-card {
  display: block;
  text-decoration: none;
  color: inherit;
  transition: border-color var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal);
}

.related-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--panel-hover-border);
  color: inherit;
}

/* Responsive article layout */
@media (max-width: 900px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
  .article-toc {
    position: static;
    max-height: none;
    order: -1;
  }
  .toc-list { flex-direction: row; flex-wrap: wrap; }
  .article-grid-2 { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .article-title { font-size: 1.6rem; }
  .code-block-header { flex-direction: column; align-items: flex-start; gap: 6px; }
}