:root {
  /* Core Colors */
  --bg-navy: #0b1526;
  --bg-navy-hover: #1a2b45;
  --bg-surface: #ffffff;
  --bg-surface-muted: #f4f7fb;
  
  /* Text Colors */
  --text-primary: #0b1526;       /* Primary text on light background */
  --text-secondary: #4a5568;     /* Secondary text on light background */
  --text-muted: #718096;
  
  --text-on-dark: #ffffff;       /* Primary text on dark background */
  --text-on-dark-muted: #94a3b8; /* Secondary text on dark background */
  
  /* Accents */
  --accent: #2563eb;             /* Tailwind Blue 600 */
  --accent-hover: #1d4ed8;
  --accent-surface: #eff6ff;     /* Tailwind Blue 50 */
  
  /* Borders */
  --border-light: #e2e8f0;       /* Borders on light background */
  --border-dark: #1a2b45;        /* Borders on dark background */
  
  /* Fonts */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Spacing */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-card: 0 2px 12px rgba(11, 21, 38, 0.06);
  --shadow-pill: 0 4px 16px rgba(11, 21, 38, 0.1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  background-color: var(--bg-surface);
  color: var(--text-primary);
  font-family: var(--font-sans);
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* A11y Skip Link */
.sr-only-focus {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}
.sr-only-focus:focus {
  position: fixed;
  top: 16px;
  left: 16px;
  width: auto;
  height: auto;
  padding: 8px 16px;
  background-color: var(--accent);
  color: white;
  border-radius: 8px;
  z-index: 1000;
  outline: none;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: #f4f7fb;
}
::-webkit-scrollbar-thumb {
  background: #e2e8f0;
  border-radius: 100px;
}
::-webkit-scrollbar-thumb:hover {
  background: #cbd5e1;
}

/* Layout Containers */
.container-portfolio {
  width: 100%;
  max-width: 1400px;
  margin-inline: auto;
  padding-inline: 20px;
}

@media (min-width: 640px) {
  .container-portfolio {
    padding-inline: 24px;
  }
}
@media (min-width: 1024px) {
  .container-portfolio {
    padding-inline: 48px;
  }
}

section {
  position: relative;
  padding-block: 56px;
}
@media (min-width: 640px) {
  section {
    padding-block: 72px;
  }
}
@media (min-width: 1024px) {
  section {
    padding-block: 96px;
  }
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition-fast);
  border: none;
  outline: none;
}
.btn-primary {
  background-color: var(--accent);
  color: white;
}
.btn-primary:hover {
  background-color: var(--accent-hover);
  transform: translateY(-1px);
}
.btn-outline {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}
.btn-outline:hover {
  background-color: var(--bg-surface-muted);
}
.hero-section .btn-outline {
  color: var(--text-on-dark);
  border-color: var(--text-secondary);
}
.hero-section .btn-outline:hover {
  background-color: var(--bg-navy-hover);
}
.btn-sm {
  padding: 8px 16px;
  font-size: 13px;
  border-radius: 6px;
}
.btn-block {
  width: 100%;
}

kbd {
  font-family: inherit;
  font-weight: 500;
  background-color: var(--bg-navy-hover);
  border: 1px solid var(--border-dark);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 11px;
  margin-left: 6px;
  color: var(--text-on-dark-muted);
}

/* Section Header styling */
.section-header {
  margin-bottom: 48px;
}
.section-tag {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
  display: block;
}
.section-title {
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.section-subtitle {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 580px;
  margin-left: 0;
  margin-right: auto;
  line-height: 1.6;
}
.text-center .section-subtitle {
  margin-inline: auto;
}

/* Floating Navigation Bar */
.floating-nav {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translate(-50%, -20px) scale(0.95);
  opacity: 0;
  pointer-events: none;
  z-index: 500;
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(226, 232, 240, 0.8);
  border-radius: 100px;
  padding: 6px 8px;
  display: flex;
  align-items: center;
  gap: 4px;
  box-shadow: 0 10px 30px -10px rgba(11, 21, 38, 0.15);
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.floating-nav.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0) scale(1);
}

.floating-nav .nav-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #64748b;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 100px;
  transition: var(--transition-fast);
}

.floating-nav .nav-link:hover {
  color: #0f172a;
}

.floating-nav .nav-link.active {
  background-color: rgba(15, 23, 42, 0.06);
  color: #0f172a;
  font-weight: 600;
}

.floating-nav .nav-link-cta {
  background-color: rgba(15, 23, 42, 0.06);
  color: #0f172a !important;
  font-weight: 600;
}

.floating-nav .nav-link-cta:hover {
  background-color: rgba(15, 23, 42, 0.12) !important;
}

.nav-icon {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 2px;
  transition: var(--transition-fast);
}

/* Recruiter Floating Trigger */
.recruiter-floating-trigger {
  position: fixed;
  top: 24px;
  right: 24px;
  transform: translateY(-10px);
  opacity: 0;
  pointer-events: none;
  z-index: 500;
  font-size: 13px;
  font-weight: 600;
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(226, 232, 240, 0.8);
  border-radius: 100px;
  padding: 8px 16px;
  color: #0f172a;
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  box-shadow: 0 10px 30px -10px rgba(11, 21, 38, 0.1);
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  outline: none;
}

.recruiter-floating-trigger.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.recruiter-floating-trigger:hover {
  background-color: #ffffff;
  transform: translateY(-1px);
}

.recruiter-floating-trigger kbd {
  background-color: rgba(15, 23, 42, 0.05);
  border: 1px solid rgba(15, 23, 42, 0.1);
  color: #64748b;
  margin-left: 4px;
  font-size: 10px;
  padding: 1px 4px;
}

/* Hero Section */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-color: var(--bg-navy);
  background-image: radial-gradient(ellipse at top right, rgba(37, 99, 235, 0.15), var(--bg-navy), var(--bg-navy));
  color: var(--text-on-dark);
  padding-top: 100px;
  padding-bottom: 80px;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}
@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
  }
}
.hero-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 20px;
}
.hero-title {
  font-size: clamp(44px, 8.5vw, 76px);
  font-weight: 800;
  line-height: 1.05;
  color: var(--text-on-dark);
  margin-bottom: 24px;
  letter-spacing: -0.035em;
  word-spacing: 0.18em;
}
.hero-subtitle {
  font-size: clamp(16px, 2.8vw, 22px);
  color: var(--text-on-dark-muted);
  max-width: 600px;
  margin-bottom: 40px;
  line-height: 1.6;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 40px;
  max-width: 650px;
}
@media (max-width: 640px) {
  .hero-stats {
    gap: 16px;
  }
}
@media (max-width: 480px) {
  .hero-stats {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}
.stat-card {
  min-width: 0;
}
.stat-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-on-dark-muted);
  line-height: 1.4;
}
.stat-val {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-on-dark);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.recruiter-helper-btn {
  background: transparent;
  border: none;
  font-size: 12px;
  color: var(--text-on-dark-muted);
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
}
.recruiter-helper-btn:hover {
  color: var(--text-on-dark);
}

/* Scroll Indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-on-dark-muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  opacity: 0.7;
  transition: var(--transition-normal);
  text-decoration: none;
}
.hero-scroll-indicator:hover {
  opacity: 1;
}
.scroll-arrow {
  animation: bounceArrow 2s infinite;
}
@keyframes bounceArrow {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(6px); }
  60% { transform: translateY(3px); }
}

.hero-visual-content {
  display: flex;
  justify-content: center;
}
.avatar-card {
  width: 260px;
  height: 260px;
  background-color: var(--bg-navy-hover);
  border: 1px solid var(--border-dark);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  margin-inline: auto;
}
@media (min-width: 640px) {
  .avatar-card {
    width: 288px;
    height: 288px;
  }
}
@media (min-width: 1024px) {
  .avatar-card {
    width: 336px;
    height: 336px;
  }
}
.avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Wave Section Divider */
.section-divider {
  position: absolute;
  left: 0;
  width: 100%;
  overflow: hidden;
  line-height: 0;
}
.divider-bottom {
  bottom: 0;
  transform: translateY(1px);
}
.section-divider svg {
  position: relative;
  display: block;
  width: 100%;
  height: 60px;
}
.section-divider path {
  fill: var(--bg-surface);
}

/* Chat Section */
.chat-section {
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-light);
}
.chat-section .section-title {
  color: var(--text-primary);
}
.chat-container {
  max-width: 900px;
  margin: 0 auto;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  height: 650px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background-color: var(--bg-surface-muted);
  border-bottom: 1px solid var(--border-light);
}
@media (min-width: 640px) {
  .chat-header {
    padding: 18px 32px;
  }
}
.chat-header-info {
  display: flex;
  align-items: center;
  gap: 12px;
}
.chat-header-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background-color: var(--accent-surface);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
}
.chat-header-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  line-height: 1.2;
}
.chat-header-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: 2px;
}
.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #22c55e;
  animation: pulseGreen 2s infinite;
}
@keyframes pulseGreen {
  0% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4); }
  70% { box-shadow: 0 0 0 6px rgba(34, 197, 94, 0); }
  100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}
.chat-reset-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}
.chat-reset-btn:hover {
  background-color: var(--border-light);
  color: var(--text-primary);
  transform: rotate(-30deg);
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
@media (min-width: 640px) {
  .chat-messages {
    padding: 32px;
  }
}
.message {
  display: flex;
  gap: 12px;
  max-width: 85%;
}
.system-msg {
  align-self: flex-start;
}
.user-msg {
  align-self: flex-end;
  flex-direction: row-reverse;
}
.msg-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--accent-surface);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.user-msg .msg-avatar {
  background-color: var(--bg-surface-muted);
  color: var(--text-secondary);
}
.msg-bubble {
  padding: 12px 18px;
  border-radius: 18px;
  font-size: 15px;
  background-color: var(--bg-surface-muted);
  color: var(--text-primary);
  line-height: 1.6;
}
.system-msg .msg-bubble {
  border-top-left-radius: 4px;
}
.user-msg .msg-bubble {
  background-color: var(--accent);
  color: white;
  border-top-right-radius: 4px;
}
.chat-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 1px dashed var(--accent);
  transition: var(--transition-fast);
}
.chat-link:hover {
  border-bottom-style: solid;
  color: var(--accent-hover);
}

/* Typing Indicator Animation */
.typing-dots {
  display: flex;
  gap: 4px;
  padding: 8px 4px;
}
.typing-dot {
  width: 6px;
  height: 6px;
  background-color: var(--text-secondary);
  border-radius: 50%;
  animation: typingBounce 1.4s infinite ease-in-out both;
}
.typing-dot:nth-child(1) { animation-delay: -0.32s; }
.typing-dot:nth-child(2) { animation-delay: -0.16s; }

@keyframes typingBounce {
  0%, 80%, 100% { transform: scale(0); }
  40% { transform: scale(1); }
}

.chat-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0 24px 16px;
  justify-content: center;
}
@media (min-width: 640px) {
  .chat-suggestions {
    padding: 0 32px 20px;
  }
}
.btn-suggestion {
  background-color: var(--bg-surface-muted);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.btn-suggestion::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--accent);
  opacity: 0.7;
  transition: var(--transition-fast);
}
.btn-suggestion:hover {
  border-color: var(--accent);
  color: var(--accent);
  background-color: var(--accent-surface);
  transform: translateY(-1px);
}
.btn-suggestion:hover::before {
  opacity: 1;
  transform: scale(1.2);
}

.chat-form {
  padding: 16px 24px 24px;
  border-top: 1px solid var(--border-light);
  background-color: var(--bg-surface);
}
@media (min-width: 640px) {
  .chat-form {
    padding: 20px 32px 32px;
  }
}
.chat-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}
.chat-input-wrapper input {
  width: 100%;
  height: 52px;
  padding: 0 56px 0 20px;
  background-color: var(--bg-surface-muted);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  color: var(--text-primary);
  font-size: 15px;
  outline: none;
  transition: var(--transition-fast);
}
.chat-input-wrapper input:focus {
  border-color: var(--accent);
  background-color: var(--bg-surface);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}
.chat-send-btn {
  position: absolute;
  right: 8px;
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background-color: var(--accent);
  border: none;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
}
.chat-send-btn:hover {
  background-color: var(--accent-hover);
}
.chat-note {
  font-size: 11px;
  color: var(--text-muted);
  text-align: center;
  margin-top: 8px;
}

/* Featured Projects Section */
.work-section {
  background-color: var(--bg-surface-muted);
  border-bottom: 1px solid var(--border-light);
}
.projects-list {
  display: flex;
  flex-direction: column;
  gap: 64px;
  margin-top: 40px;
}
@media (min-width: 1024px) {
  .projects-list {
    gap: 96px;
  }
}
.project-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
}
@media (min-width: 1024px) {
  .project-card {
    grid-template-columns: 1fr 1fr;
    gap: 60px;
  }
  .project-card-reversed .project-media {
    order: 2;
  }
  .project-card-reversed .project-info {
    order: 1;
  }
}
.project-media {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.window-header {
  height: 36px;
  background-color: var(--bg-surface-muted);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
}
.window-header .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}
.window-header .dot:nth-child(1) { background-color: #ff5f56; }
.window-header .dot:nth-child(2) { background-color: #ffbd2e; }
.window-header .dot:nth-child(3) { background-color: #27c93f; }
.project-preview-box {
  aspect-ratio: 16/10;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background-color: var(--bg-navy);
  overflow: hidden;
}

/* Project Slider Utilities */
.project-slider {
  width: 100%;
  height: 100%;
  position: relative;
  display: flex;
  overflow: hidden;
  cursor: pointer;
}
.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity var(--transition-normal) ease-in-out;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}
.slide.active {
  opacity: 1;
  z-index: 2;
}
.slide-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.slider-dots {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  z-index: 10;
}
.slider-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: var(--transition-fast);
}
.slider-dot.active {
  background-color: var(--accent);
  transform: scale(1.2);
}

/* Project Graphic Utilities */
.graphic-canvas {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

/* Project 1 Graphic (Traffic Grid) */
.traffic-grid {
  flex-direction: column;
}
.traffic-node {
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
  border: 1px solid var(--border-dark);
  z-index: 2;
}
.main-node {
  background-color: var(--accent);
  color: white;
  border-color: var(--accent-hover);
  margin-bottom: 30px;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.2);
}
.density-1 { background-color: rgba(220, 38, 38, 0.2); border-color: #dc2626; color: #f87171; position: absolute; bottom: 30px; left: 30px; }
.density-2 { background-color: rgba(245, 158, 11, 0.2); border-color: #f59e0b; color: #fbbf24; position: absolute; bottom: 30px; right: 30px; }
.density-3 { background-color: rgba(16, 185, 129, 0.2); border-color: #10b981; color: #34d399; position: absolute; top: 30px; left: 50%; transform: translateX(-50%); }
.traffic-edge {
  position: absolute;
  background-color: var(--border-dark);
  height: 1px;
  z-index: 1;
}
.edge-1 { width: 90px; transform: rotate(45deg); top: 90px; left: 70px; }
.edge-2 { width: 90px; transform: rotate(-45deg); top: 90px; right: 70px; }
.edge-3 { width: 100px; height: 1px; bottom: 40px; left: 50%; transform: translateX(-50%); }

/* Project 2 Graphic (Form Builder Canvas) */
.form-builder-canvas {
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 0 20px;
  background: radial-gradient(circle, rgba(15, 23, 42, 0.4) 1px, transparent 1px);
  background-size: 16px 16px;
  background-color: #0b1329;
}
.canvas-node-card {
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 11px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
  z-index: 2;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}
.field-node {
  background-color: rgba(37, 99, 235, 0.1);
  border: 1px dashed var(--accent);
  color: var(--accent);
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
}
.logic-node {
  background-color: rgba(245, 158, 11, 0.1);
  border: 1px solid #f59e0b;
  color: #fbbf24;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.route-node {
  background-color: rgba(16, 185, 129, 0.1);
  border: 1px solid #10b981;
  color: #34d399;
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
}
.node-icon {
  font-size: 12px;
}
.canvas-svg-lines {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

/* Project 3 Graphic (Threat Radar) */
.radar-canvas {
  position: relative;
  background-color: #040d1a;
  overflow: hidden;
}
.radar-sweep {
  position: absolute;
  width: 200%;
  height: 200%;
  top: -50%;
  left: -50%;
  background: conic-gradient(from 0deg, rgba(37, 99, 235, 0.15) 0deg, rgba(37, 99, 235, 0) 90deg, rgba(37, 99, 235, 0) 360deg);
  animation: radarRotate 4s linear infinite;
  transform-origin: center;
  z-index: 1;
}
@keyframes radarRotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.radar-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(37, 99, 235, 0.15);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 2;
}
.ring-1 { width: 60px; height: 60px; }
.ring-2 { width: 120px; height: 120px; }
.ring-3 { width: 180px; height: 180px; }

.radar-dot {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #3b82f6;
  box-shadow: 0 0 10px #3b82f6;
  z-index: 3;
  opacity: 0;
  animation: radarPing 4s infinite ease-out;
}
.ping-1 { top: 40%; left: 35%; animation-delay: 0.5s; }
.ping-2 { top: 60%; left: 70%; animation-delay: 1.8s; background-color: #ef4444; box-shadow: 0 0 10px #ef4444; }
.ping-3 { top: 25%; left: 55%; animation-delay: 3s; }

@keyframes radarPing {
  0% { opacity: 0; transform: scale(0.8); }
  10% { opacity: 1; }
  50% { opacity: 0; transform: scale(1.2); }
  100% { opacity: 0; }
}
.radar-tag {
  position: absolute;
  bottom: 12px;
  left: 12px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--accent);
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 6px;
}
.radar-tag::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent);
  animation: pulse-dot 1.5s infinite;
}

/* Project Info styling */
.project-badges {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.p-badge {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0;
  background: transparent;
  border: none;
  color: var(--accent);
}
.p-badge-primary {
  background-color: var(--text-primary);
  color: var(--bg-surface);
  padding: 4px 12px;
  border-radius: 100px;
}
.p-badge-accent {
  color: var(--accent);
}
.project-role {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  margin-top: -4px;
  margin-bottom: 16px;
}
.project-title {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}
.project-description {
  color: var(--text-secondary);
  font-size: 15px;
  margin-bottom: 16px;
  line-height: 1.625;
}
.project-highlight {
  font-size: 15px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 24px;
}
.project-tech-tags {
  display: flex;
  flex-wrap: wrap;
  column-gap: 20px;
  row-gap: 12px;
  margin-bottom: 28px;
}
.project-tech-tags span {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Project Deep Dive Accordions */
.deep-dive-accordion {
  border: 1px solid var(--border-light);
  border-radius: 8px;
  background-color: var(--bg-surface);
  margin-bottom: 24px;
  overflow: hidden;
}
.accordion-item {
  border-bottom: 1px solid var(--border-light);
}
.accordion-item:last-child {
  border-bottom: none;
}
.accordion-trigger {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition-fast);
}
.accordion-trigger:hover {
  background-color: var(--bg-surface-muted);
}
.accordion-trigger .chevron {
  transition: transform 0.2s ease;
  color: var(--text-muted);
}
.accordion-trigger[aria-expanded="true"] .chevron {
  transform: rotate(180deg);
  color: var(--accent);
}
.accordion-content {
  padding: 0 18px 14px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.project-links {
  display: flex;
  gap: 16px;
}
.link-btn {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 1.5px solid var(--accent);
  padding-bottom: 2px;
  cursor: pointer;
  background: transparent;
  border-top: none;
  border-left: none;
  border-right: none;
  outline: none;
  transition: var(--transition-fast);
}
.link-btn:hover {
  color: var(--accent);
}

/* Key Achievements Section */
.achievements-section {
  background-color: var(--bg-navy);
  color: var(--text-on-dark);
  border-bottom: 1px solid var(--border-dark);
}
.achievements-section .section-title {
  color: var(--text-on-dark);
}
.achievements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 48px;
}
.achievement-card {
  background-color: var(--bg-navy-hover);
  border: 1px solid var(--border-dark);
  border-radius: 8px;
  padding: 24px;
  box-shadow: var(--shadow-card);
  transition: var(--transition-fast);
}
.achievement-card:hover {
  border-color: var(--accent);
}
.card-icon {
  width: 40px;
  height: 40px;
  border-radius: 6px;
  background-color: rgba(37, 99, 235, 0.15);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.achievement-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--text-on-dark);
}
.achievement-meta {
  font-size: 11px;
  font-weight: 600;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}
.achievement-text {
  color: var(--text-on-dark-muted);
  font-size: 14px;
}
.achievement-list {
  list-style: none;
  font-size: 14px;
  color: var(--text-on-dark-muted);
}
.achievement-list li {
  position: relative;
  padding-left: 14px;
  margin-bottom: 4px;
}
.achievement-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: var(--accent);
}

/* About / Timeline Section */
.about-section {
  background-color: var(--bg-surface);
}
.about-intro {
  max-width: 800px;
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 64px;
}
.timeline-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}
@media (min-width: 1024px) {
  .timeline-grid {
    grid-template-columns: 1fr 1fr;
    gap: 60px;
  }
}
.timeline-title-icon {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 28px;
  color: var(--text-primary);
}
.timeline-title-icon svg {
  color: var(--accent);
}
.timeline-tree {
  position: relative;
  border-left: 1.5px solid var(--border-light);
  padding-left: 24px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.timeline-node {
  position: relative;
}
.timeline-node::before {
  content: "";
  position: absolute;
  left: -31px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--bg-surface);
  border: 2px solid var(--accent);
}
.node-date {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent);
  margin-bottom: 6px;
  display: block;
}
.node-heading {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--text-primary);
}
.node-sub {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.node-details {
  font-size: 14px;
  color: var(--text-secondary);
}
.node-list {
  padding-left: 16px;
  font-size: 14px;
  color: var(--text-secondary);
}
.node-list li {
  margin-bottom: 4px;
}

/* Skills Grid Section */
.skills-section {
  background-color: var(--bg-surface-muted);
  border-bottom: 1px solid var(--border-light);
}
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 48px;
}
.skills-category-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 24px;
  box-shadow: var(--shadow-card);
}
.skills-category-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 6px;
}
.skills-list {
  list-style: none;
}
.skills-list li {
  font-size: 14px;
  color: var(--text-secondary);
  padding: 4px 0;
  display: flex;
  align-items: center;
  gap: 6px;
}
.skills-list li::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 4px;
  background-color: var(--accent);
  border-radius: 50%;
}

/* Contact Section */
.contact-section {
  background-color: var(--bg-navy);
  color: var(--text-on-dark);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: start;
}
@media (min-width: 1024px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
    gap: 80px;
  }
}
.contact-heading {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-on-dark);
  letter-spacing: -0.02em;
}
.contact-desc {
  font-size: 16px;
  color: var(--text-on-dark-muted);
  margin-bottom: 32px;
  max-width: 440px;
}
.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 36px;
}
.info-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-on-dark-muted);
  text-decoration: none;
  font-size: 14px;
  transition: var(--transition-fast);
}
a.info-item:hover {
  color: var(--text-on-dark);
}
.info-item svg {
  color: var(--accent);
}
.social-links-grid {
  display: flex;
  gap: 16px;
}
.social-links-grid a {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-on-dark-muted);
  text-decoration: none;
  transition: var(--transition-fast);
}
.social-links-grid a:hover {
  color: var(--text-on-dark);
}

.contact-form-box {
  background-color: var(--bg-navy-hover);
  border: 1px solid var(--border-dark);
  border-radius: 12px;
  padding: 24px;
  box-shadow: var(--shadow-card);
}
@media (min-width: 640px) {
  .contact-form-box {
    padding: 36px;
  }
}
.form-group {
  margin-bottom: 18px;
}
.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-on-dark-muted);
}
.form-group input, .form-group textarea {
  width: 100%;
  background-color: var(--bg-navy);
  border: 1px solid var(--border-dark);
  border-radius: 6px;
  padding: 12px 14px;
  color: var(--text-on-dark);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: var(--transition-fast);
}
.form-group input:focus, .form-group textarea:focus {
  border-color: var(--accent);
}
.form-status {
  margin-top: 12px;
  font-size: 13px;
  text-align: center;
}
.form-status.success { color: #10b981; }
.form-status.error { color: #ef4444; }

/* Footer */
.footer {
  background-color: var(--bg-navy);
  border-top: 1px solid var(--border-dark);
  padding: 32px 0;
  color: var(--text-on-dark-muted);
}
.footer-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.copyright {
  font-size: 13px;
}
.lighthouse-stats {
  font-size: 12px;
}
.light-score {
  color: #10b981;
  font-weight: 600;
}

/* Recruiter Modal dialog styling */
/* Recruiter Modal Box */
.recruiter-modal {
  border: none;
  background: transparent;
  width: 100%;
  max-width: 580px;
  margin: auto;
  outline: none;
  padding: 16px;
}

/* Recruiter Modal Custom Input Styles (Light Mode defaults to White) */
.recruiter-modal .form-group input,
.scheduler-date-input,
.scheduler-time-input {
  width: 100%;
  padding: 12px 16px;
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  color: #0f172a;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  outline: none;
  font-family: inherit;
  transition: all 0.2s ease;
}

.recruiter-modal .form-group input:focus,
.scheduler-date-input:focus,
.scheduler-time-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-surface);
  background-color: #ffffff;
}

body.dark-theme .recruiter-modal .form-group input,
body.dark-theme .scheduler-date-input,
body.dark-theme .scheduler-time-input {
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #ffffff;
}

body.dark-theme .recruiter-modal .form-group input:focus,
body.dark-theme .scheduler-date-input:focus,
body.dark-theme .scheduler-time-input:focus {
  border-color: var(--accent);
  background-color: transparent;
  box-shadow: none;
}

/* Recruiter Interview Scheduler Styles */
.form-row-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

@media (min-width: 576px) {
  .form-row-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.sched-type-row {
  display: flex;
  gap: 8px;
  margin-top: 4px;
}

.type-pill {
  flex: 1;
  padding: 10px;
  background: var(--bg-surface-muted);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
}

.type-pill.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

.sched-date-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 4px;
}

.date-pill {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 6px;
  background: var(--bg-surface-muted);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.date-pill .date-day {
  font-size: 10px;
  text-transform: uppercase;
  font-weight: 700;
  opacity: 0.6;
}

.date-pill .date-num {
  font-size: 16px;
  font-weight: 700;
  margin-top: 2px;
}

.date-pill.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

.sched-time-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-top: 4px;
}

@media (min-width: 480px) {
  .sched-time-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.time-slot-btn {
  padding: 10px;
  background: var(--bg-surface-muted);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
}

.time-slot-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

.scheduler-actions {
  display: flex;
  justify-content: space-between;
  margin-top: 24px;
  gap: 16px;
}

.scheduler-actions .btn {
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.scheduler-actions .btn-secondary {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.scheduler-actions .btn-secondary:hover {
  background: var(--bg-surface-muted);
}

.scheduler-actions .btn-primary {
  background: var(--accent);
  border: 1px solid var(--accent);
  color: #ffffff;
  flex: 1;
}

.scheduler-actions .btn-primary:hover {
  background: var(--accent-hover);
}

.scheduler-status {
  margin-top: 16px;
  font-size: 13px;
  font-weight: 500;
  min-height: 0;
  display: none; /* Hidden until activated */
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.3s ease;
  text-align: center;
}

.scheduler-status.success,
.scheduler-status.error {
  display: flex;
}

.scheduler-status.success {
  color: #10b981; /* clean emerald green text */
}

.scheduler-status.error {
  color: #ef4444; /* clean error red text */
}

/* Dark mode compatibility */
body.dark-theme .scheduler-status.success {
  color: #34d399; /* brighter emerald for dark backgrounds */
}

body.dark-theme .scheduler-status.error {
  color: #f87171; /* brighter red for dark backgrounds */
}

/* Dark mode compatibility updates */
body.dark-theme .type-pill,
body.dark-theme .date-pill,
body.dark-theme .time-slot-btn {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
}

body.dark-theme .type-pill.active,
body.dark-theme .date-pill.active,
body.dark-theme .time-slot-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

body.dark-theme .scheduler-actions .btn-secondary {
  border-color: rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
}

body.dark-theme .scheduler-actions .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.04);
}
.recruiter-modal::backdrop {
  background-color: rgba(11, 21, 38, 0.4);
  backdrop-filter: blur(8px);
}
.modal-wrapper {
  background-color: #ffffff;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.25);
  animation: modalScaleIn 0.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  display: flex;
  flex-direction: column;
}
@keyframes modalScaleIn {
  from { transform: scale(0.97); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 24px 16px;
  border-bottom: none;
  background: transparent;
}
.modal-title-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
}
.modal-key-icon {
  color: #2563eb;
}
.modal-header h2 {
  font-size: 22px;
  font-weight: 700;
  color: #0f172a;
  letter-spacing: -0.01em;
}
.modal-close-btn {
  background: transparent;
  border: none;
  color: #64748b;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  border-radius: 50%;
  transition: var(--transition-fast);
}
.modal-close-btn:hover {
  color: #0f172a;
  background-color: #f1f5f9;
}
.modal-body {
  padding: 0 24px 24px;
  color: #0f172a;
}
.recruiter-lead {
  font-size: 15px;
  color: #475569;
  margin-bottom: 20px;
}
.modal-links-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.modal-link-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  background-color: #f8fafc;
  text-decoration: none;
  transition: var(--transition-fast);
}
.modal-link-item:hover {
  background-color: #eff6ff;
  border-color: #2563eb;
  transform: translateY(-1px);
}
.modal-link-item:hover .link-icon-circle {
  background-color: #2563eb;
}
.link-icon-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: #0f172a;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition-fast);
}
.link-text-wrapper {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.link-main-title {
  font-size: 15px;
  font-weight: 600;
  color: #0f172a;
}
.link-sub-title {
  font-size: 12px;
  color: #64748b;
}

/* Modal Footer */
.modal-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background-color: #f8fafc;
  border-top: 1px solid #e2e8f0;
}
.modal-footer-left {
  font-size: 13px;
  color: #64748b;
}
.modal-footer-left kbd {
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  color: #475569;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 11px;
  font-family: var(--font-sans);
  margin: 0 2px;
}
.modal-footer-right {
  font-size: 13px;
  font-weight: 500;
  color: #64748b;
}

/* Fallback for dialog backdrop blur in browsers without closedby */
.recruiter-modal.open-fallback {
  display: block;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1000;
}

/* Mobile Responsive Floating Nav & Trigger Overrides */
@media (max-width: 640px) {
  .floating-nav {
    top: auto;
    bottom: 20px;
    width: 92%;
    justify-content: space-around;
    padding: 8px;
    box-shadow: 0 -10px 30px -10px rgba(11, 21, 38, 0.15);
  }
  .floating-nav .nav-link {
    padding: 10px;
    flex-direction: column;
    gap: 4px;
  }
  .floating-nav .nav-link span {
    display: none;
  }
  .recruiter-floating-trigger {
    top: 16px;
    right: 16px;
    padding: 6px 12px;
    font-size: 11px;
  }
  .recruiter-floating-trigger kbd {
    display: none;
  }
}

/* Theme Toggle Button & Dark Theme System */
.theme-toggle-btn {
  background: transparent;
  border: none;
  color: #64748b;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  border-radius: 50%;
  margin-left: 4px;
  transition: var(--transition-fast);
  outline: none;
}
.theme-toggle-btn:hover {
  color: #0f172a;
  background-color: rgba(15, 23, 42, 0.05);
}

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

/* Dark Theme Variables Override */
body.dark-theme {
  --bg-surface: #0f172a;          /* Slate 900 */
  --bg-surface-muted: #0b0f19;    /* Darker slate */
  --text-primary: #f8fafc;        /* Slate 50 */
  --text-secondary: #cbd5e1;      /* Slate 300 */
  --text-muted: #64748b;          /* Slate 500 */
  --border-light: #1e293b;        /* Slate 800 */
  
  background-color: var(--bg-surface-muted);
  color: var(--text-primary);
}

body.dark-theme .floating-nav {
  background-color: rgba(15, 23, 42, 0.85);
  border-color: rgba(30, 41, 59, 0.8);
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}
body.dark-theme .floating-nav .nav-link {
  color: #94a3b8;
}
body.dark-theme .floating-nav .nav-link:hover {
  color: #ffffff;
}
body.dark-theme .floating-nav .nav-link.active {
  background-color: rgba(255, 255, 255, 0.08);
  color: #ffffff;
}

body.dark-theme .floating-nav .nav-link-cta {
  background-color: rgba(255, 255, 255, 0.08);
  color: #ffffff !important;
}

body.dark-theme .floating-nav .nav-link-cta:hover {
  background-color: rgba(255, 255, 255, 0.15) !important;
}

body.dark-theme .recruiter-floating-trigger {
  background-color: rgba(15, 23, 42, 0.85);
  border-color: rgba(30, 41, 59, 0.8);
  color: #ffffff;
}
body.dark-theme .recruiter-floating-trigger:hover {
  background-color: #0f172a;
}
body.dark-theme .recruiter-floating-trigger kbd {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.1);
  color: #94a3b8;
}

body.dark-theme .theme-toggle-btn {
  color: #94a3b8;
}
body.dark-theme .theme-toggle-btn:hover {
  color: #ffffff;
  background-color: rgba(255, 255, 255, 0.08);
}
body.dark-theme .theme-toggle-btn .theme-icon-sun {
  display: block;
}
body.dark-theme .theme-toggle-btn .theme-icon-moon {
  display: none;
}

/* Specific elements refinements for dark theme */
body.dark-theme .project-card,
body.dark-theme .achievement-card,
body.dark-theme .skills-category-card,
body.dark-theme .cert-card,
body.dark-theme .chat-container {
  background-color: var(--bg-surface);
  border-color: var(--border-light);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

body.dark-theme .chat-messages {
  background-color: var(--bg-surface-muted);
}
body.dark-theme .system-msg .msg-bubble {
  background-color: var(--bg-surface);
  border-color: var(--border-light);
  color: var(--text-primary);
}
body.dark-theme .user-msg .msg-bubble {
  background-color: var(--accent);
  color: #ffffff;
}
body.dark-theme .chat-suggestion-btn {
  background-color: var(--bg-surface);
  border-color: var(--border-light);
  color: var(--text-secondary);
}
body.dark-theme .chat-suggestion-btn:hover {
  background-color: var(--border-light);
  color: var(--text-primary);
}
body.dark-theme .chat-input-area {
  border-top-color: var(--border-light);
}
body.dark-theme #chat-input {
  background-color: var(--bg-surface-muted);
  border-color: var(--border-light);
  color: var(--text-primary);
}
body.dark-theme #chat-input:focus {
  border-color: var(--accent);
}

body.dark-theme .form-group input,
body.dark-theme .form-group textarea {
  background-color: var(--bg-surface-muted);
  border-color: var(--border-light);
  color: var(--text-primary);
}
body.dark-theme .form-group input:focus,
body.dark-theme .form-group textarea:focus {
  border-color: var(--accent);
}

body.dark-theme .accordion-trigger {
  background-color: var(--bg-surface-muted);
}
body.dark-theme .accordion-trigger:hover {
  background-color: var(--border-light);
}
body.dark-theme .accordion-content {
  border-top-color: var(--border-light);
  background-color: var(--bg-surface);
}

body.dark-theme .timeline-node::before {
  background-color: var(--bg-surface);
  border-color: var(--accent);
}

/* Recruiter modal adjustments */
body.dark-theme .recruiter-modal .modal-wrapper {
  background-color: #1e293b; /* Slate 800 */
}
body.dark-theme .recruiter-modal .modal-header h2,
body.dark-theme .recruiter-modal .recruiter-lead,
body.dark-theme .recruiter-modal .link-main-title {
  color: #ffffff;
}
body.dark-theme .recruiter-modal .modal-link-item {
  background-color: #0f172a;
  border-color: #334155;
}
body.dark-theme .recruiter-modal .modal-link-item:hover {
  background-color: rgba(37, 99, 235, 0.08);
  border-color: #2563eb;
}
body.dark-theme .recruiter-modal .modal-link-item:hover .link-icon-circle {
  background-color: #2563eb;
}
body.dark-theme .recruiter-modal .link-sub-title {
  color: #94a3b8;
}
body.dark-theme .recruiter-modal .modal-footer {
  background-color: #0f172a;
  border-top-color: #334155;
}
body.dark-theme .recruiter-modal .modal-footer-left,
body.dark-theme .recruiter-modal .modal-footer-right {
  color: #94a3b8;
}
body.dark-theme .recruiter-modal .modal-footer-left kbd {
  background-color: #1e293b;
  border-color: #334155;
  color: #cbd5e1;
}
body.dark-theme .recruiter-modal .modal-close-btn:hover {
  background-color: #334155;
}

/* ==========================================================================
   PAGE REVEAL TRANSITION EFFECT (ANIRUDDH STYLE)
   ========================================================================== */

/* Hero Section reveal trigger states */
.hero-animated-element {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1), transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.hero-animated-element.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Avatar zoom reveal customization */
.hero-visual-content.hero-animated-element {
  transform: translateY(24px) scale(0.96);
}

.hero-visual-content.hero-animated-element.revealed {
  transform: translateY(0) scale(1);
}

/* ==========================================================================
   RECOGNITION REPLICATED STYLING
   ========================================================================== */

#achievements.bg-navy {
  background-color: #0b1526;
}

#achievements .text-title-fluid {
  font-family: 'Outfit', sans-serif;
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

#achievements .text-text-onDark {
  color: #ffffff;
}

#achievements .text-text-onDarkMuted {
  color: #94a3b8;
}

#achievements .border-border-dark {
  border-color: #1e293b;
}

#achievements .bg-navy-hover {
  background-color: #0f172a;
}

#achievements .text-h2 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

#achievements .text-caption {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

#achievements .text-body {
  font-size: 14px;
  line-height: 1.6;
}

#achievements .bg-accent {
  background-color: var(--accent);
}

#achievements .ring-4 {
  box-shadow: 0 0 0 4px #0b1526;
}

#achievements .bg-accent-surface {
  background-color: rgba(37, 99, 235, 0.1);
}

#achievements .text-accent {
  color: var(--accent);
}

#achievements .text-badge {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

#achievements li:hover span.bg-accent {
  background-color: #3b82f6;
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.2);
}

/* Ensure flex layouts are correct */
#achievements .grid {
  display: grid;
}
#achievements .grid-cols-1 {
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  #achievements .xs\:grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}
#achievements .gap-4 {
  gap: 16px;
}
#achievements .mb-16 {
  margin-bottom: 64px;
}
#achievements .mb-12 {
  margin-bottom: 48px;
}
#achievements .mb-3 {
  margin-bottom: 12px;
}
#achievements .max-w-xl {
  max-w: 36rem;
}
#achievements .p-6 {
  padding: 24px;
}
#achievements .rounded-card {
  border-radius: 12px;
}
#achievements .border {
  border-style: solid;
  border-width: 1px;
}
#achievements .font-bold {
  font-weight: 700;
}
#achievements .mb-1 {
  margin-bottom: 4px;
}
#achievements .uppercase {
  text-transform: uppercase;
}
#achievements .relative {
  position: relative;
}
#achievements .border-l {
  border-left-style: solid;
  border-left-width: 1px;
}
#achievements .pl-8 {
  padding-left: 32px;
}
#achievements .space-y-10 > * + * {
  margin-top: 40px;
}
#achievements .absolute {
  position: absolute;
}
#achievements .-left-\[37px\] {
  left: -38px;
}
#achievements .top-1 {
  top: 6px;
}
#achievements .w-3 {
  width: 12px;
}
#achievements .h-3 {
  height: 12px;
}
#achievements .rounded-full {
  border-radius: 9999px;
}
#achievements .flex {
  display: flex;
}
#achievements .flex-wrap {
  flex-wrap: wrap;
}
#achievements .items-baseline {
  align-items: baseline;
}
#achievements .gap-x-3 {
  column-gap: 12px;
}
#achievements .mt-1 {
  margin-top: 4px;
}
#achievements .px-2\.5 {
  padding-left: 10px;
  padding-right: 10px;
}
#achievements .py-0\.5 {
  padding-top: 2px;
  padding-bottom: 2px;
}
#achievements .rounded-pill {
  border-radius: 9999px;
}
#achievements .mt-2 {
  margin-top: 8px;
}

/* ==========================================================================
   ABOUT SECTION GRID & TIMELINE REPLICATED (ANIRUDDH STYLE)
   ========================================================================== */

.about-header-container {
  margin-bottom: 48px;
  text-align: left;
}

.about-section-title {
  font-family: 'Outfit', sans-serif;
  font-size: 40px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.about-section-subtitle {
  font-size: 16px;
  color: var(--text-secondary);
  margin: 0;
}

.about-replicated-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}

@media (min-width: 1024px) {
  .about-replicated-grid {
    grid-template-columns: 340px 1fr;
    gap: 64px;
    align-items: start;
  }
}

.about-left-col {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.about-photo-wrapper {
  width: 100%;
  max-width: 280px;
  aspect-ratio: 1 / 1;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  background-color: var(--bg-surface-muted);
  border: 1px solid var(--border-light);
}

.about-profile-img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.about-photo-wrapper:hover .about-profile-img {
  transform: scale(1.04);
}

.about-intro-text p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0;
}

.timeline-segment-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.about-timeline-list {
  position: relative;
  border-left: 1px solid var(--border-light);
  padding-left: 28px;
  list-style: none;
  margin: 0;
}

.about-timeline-item {
  position: relative;
  margin-bottom: 36px;
}

.about-timeline-item:last-child {
  margin-bottom: 0;
}

.about-timeline-item .timeline-item-dot {
  position: absolute;
  left: -34.5px;
  top: 5px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--bg-surface-muted);
  border: 2px solid var(--bg-surface);
  box-shadow: 0 0 0 2px var(--border-light);
  transition: background-color 0.3s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.3s ease;
  z-index: 2;
}

.about-timeline-item:hover .timeline-item-dot {
  background-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.25);
}

.timeline-item-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 4px;
}

.timeline-item-role {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
  letter-spacing: -0.01em;
}

.timeline-item-org {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.timeline-item-date {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  display: block;
  margin-bottom: 8px;
}

.timeline-item-details {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--text-secondary);
  margin: 0;
}

/* Theme overrides */
body.dark-theme .about-photo-wrapper {
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
  border-color: var(--border-light);
}
body.dark-theme .about-timeline-list {
  border-left-color: var(--border-light);
}
body.dark-theme .timeline-item-dot {
  background-color: var(--bg-surface-muted);
  border-color: var(--bg-surface);
  box-shadow: 0 0 0 2px var(--border-light);
}

/* Active timeline dot status indicator (blinking pulse) */
.about-timeline-item .timeline-item-dot.dot-active {
  background-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent);
}

.about-timeline-item .timeline-item-dot.dot-active::after {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  animation: activeDotPulse 2s infinite ease-out;
  opacity: 0;
  box-sizing: border-box;
}

@keyframes activeDotPulse {
  0% {
    transform: scale(0.9);
    opacity: 0.8;
  }
  50% {
    opacity: 0.4;
  }
  100% {
    transform: scale(2.4);
    opacity: 0;
  }
}

/* Replicated Education Card Component Styles */
.about-education-stack {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.education-card {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px;
  border-radius: 12px;
  background: rgba(37, 99, 235, 0.03);
  border: 1px solid rgba(37, 99, 235, 0.08);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease, border-color 0.3s ease;
}

.education-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.06);
  border-color: rgba(37, 99, 235, 0.2);
}

.education-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--bg-surface);
  color: var(--accent);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  flex-shrink: 0;
}

.education-card-content {
  flex-grow: 1;
}

.education-card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 4px 0;
  letter-spacing: -0.01em;
}

.education-card-desc {
  font-size: 13px;
  color: var(--text-secondary);
  margin: 0 0 6px 0;
  line-height: 1.45;
}

.education-card-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  color: var(--text-secondary);
  font-weight: 500;
}

.education-card-separator {
  color: var(--border-light);
}

.education-card-grade strong {
  color: var(--accent);
}

/* Pulsing light overlay for current active B.Tech card */
.education-card-pulse {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent);
  box-shadow: 0 0 0 2px var(--bg-surface);
}

.education-card-pulse::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1.5px solid var(--accent);
  animation: activeDotPulse 2s infinite ease-out;
  opacity: 0;
  box-sizing: border-box;
}

/* Dark mode theme overrides */
body.dark-theme .education-card {
  background: rgba(37, 99, 235, 0.04);
  border-color: rgba(37, 99, 235, 0.1);
}

body.dark-theme .education-card-icon {
  background: var(--bg-surface-muted);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

body.dark-theme .education-card-pulse {
  box-shadow: 0 0 0 2px var(--bg-surface-muted);
}

/* ==========================================================================
   TECHNICAL STACK STYLING REPLICATED (ANIRUDDH STYLE)
   ========================================================================== */

.tech-header-container {
  margin-bottom: 56px;
  text-align: left;
}

.tech-section-title {
  font-family: 'Outfit', sans-serif;
  font-size: 40px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.tech-section-subtitle {
  font-size: 16px;
  color: var(--text-secondary);
  margin: 0;
  max-width: 650px;
  line-height: 1.55;
}

.tech-stack-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px 40px;
}

@media (min-width: 640px) {
  .tech-stack-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .tech-stack-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.tech-category-cell {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.tech-category-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Outfit', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
  letter-spacing: -0.01em;
}

.tech-category-title svg {
  color: var(--accent);
  flex-shrink: 0;
}

.tech-tags-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
}

.tech-tag-item {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s cubic-bezier(0.16, 1, 0.3, 1), transform 0.2s ease;
  user-select: none;
}

.tech-tag-item:hover {
  color: var(--accent);
  transform: translateX(1px);
}

/* Glowing pulsing active status indicator for Recognition timeline */
.dot-active-pulse {
  position: absolute;
}

.dot-active-pulse::after {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  animation: activeDotPulse 2s infinite ease-out;
  opacity: 0;
  box-sizing: border-box;
}

/* Continuous blinking and pulsing animation for education graduation cap */
@keyframes iconBlink {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.35;
    transform: scale(0.92);
  }
}

@keyframes iconContainerPulse {
  0%, 100% {
    box-shadow: 0 0 0 0px rgba(37, 99, 235, 0.4);
  }
  50% {
    box-shadow: 0 0 0 5px rgba(37, 99, 235, 0);
  }
}

.education-card-icon-pulse {
  animation: iconContainerPulse 2s infinite ease-out;
  border-color: rgba(37, 99, 235, 0.3) !important;
}

.education-card-icon-pulse svg {
  animation: iconBlink 2s infinite ease-in-out;
}

/* ==========================================================================
   CERTIFICATIONS SECTION STYLING (ANIRUDDH STYLE REPLICATED)
   ========================================================================== */
#certs.bg-surface-muted {
  background-color: var(--bg-surface-muted);
}

#certs.section-y {
  padding: 80px 0;
}

#certs .text-title-fluid {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(28px, 5vw, 40px);
  font-weight: 800;
  letter-spacing: -0.02em;
}

#certs .text-text-primary {
  color: var(--text-primary);
}

#certs .text-text-secondary {
  color: var(--text-secondary);
}

#certs .text-body {
  font-size: 16px;
  line-height: 1.6;
}

#certs .mb-3 {
  margin-bottom: 12px;
}

#certs .mb-10 {
  margin-bottom: 40px;
}

#certs .max-w-xl {
  max-width: 36rem;
}

#certs .flex {
  display: flex;
}

#certs .overflow-x-auto {
  overflow-x: auto;
}

#certs .gap-2 {
  gap: 8px;
}

#certs .px-4 {
  padding-left: 16px;
  padding-right: 16px;
}

#certs .py-2.5 {
  padding-top: 10px;
  padding-bottom: 10px;
}

#certs .rounded-pill {
  border-radius: 9999px;
}

#certs .whitespace-nowrap {
  white-space: nowrap;
}

#certs button.bg-navy {
  background-color: #0b1526;
  border: 1px solid #0b1526;
}

#certs button.text-text-onDark {
  color: #ffffff;
}

#certs button.bg-surface-muted {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
}

#certs button.hover\:bg-border-light:hover {
  background-color: var(--bg-surface-muted);
}

#certs .grid {
  display: grid;
}

#certs .grid-cols-1 {
  grid-template-columns: repeat(1, minmax(0, 1fr));
}

@media (min-width: 768px) {
  #certs .md\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  #certs .lg\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

#certs .gap-5 {
  gap: 20px;
}

#certs .p-6 {
  padding: 24px;
}

#certs .rounded-card {
  border-radius: 16px;
}

#certs .bg-surface {
  background-color: var(--bg-surface);
}

#certs .border {
  border: 1px solid var(--border-color);
}

#certs .border-border-light {
  border-color: var(--border-color);
}

#certs .transition-all {
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

#certs .duration-200 {
  transition-duration: 200ms;
}

#certs .hover\:shadow-card-hover:hover {
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.08);
}

#certs .hover\:-translate-y-0.5:hover {
  transform: translateY(-4px);
}

#certs .w-11 {
  width: 44px;
}

#certs .h-11 {
  height: 44px;
}

#certs .rounded-btn {
  border-radius: 10px;
}

#certs .bg-accent-surface {
  background-color: rgba(37, 99, 235, 0.06);
}

#certs .items-center {
  align-items: center;
}

#certs .justify-center {
  justify-content: center;
}

#certs .mb-4 {
  margin-bottom: 16px;
}

#certs .text-h2 {
  font-family: 'Outfit', sans-serif;
  font-size: 18px;
  font-weight: 700;
}

#certs .text-accent {
  color: var(--accent);
}

#certs .font-bold {
  font-weight: 700;
}

#certs .mb-1 {
  margin-bottom: 4px;
}

#certs .text-caption {
  font-size: 13px;
  font-weight: 500;
}

#certs .uppercase {
  text-transform: uppercase;
}

/* Dark mode theme overrides */
body.dark-theme #certs .bg-accent-surface {
  background-color: rgba(37, 99, 235, 0.12);
}
body.dark-theme #certs button.bg-navy {
  background-color: var(--accent);
  border-color: var(--accent);
}
body.dark-theme #certs button.bg-surface-muted {
  background-color: var(--bg-surface-muted);
  border-color: rgba(255, 255, 255, 0.05);
}
body.dark-theme #certs .border-border-light {
  border-color: rgba(255, 255, 255, 0.05);
}
body.dark-theme #certs .hover\:shadow-card-hover:hover {
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.3);
}

/* ==========================================================================
   Guestbook Sticky Board Section
   ========================================================================== */
.guestbook-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: start;
}

@media (min-width: 992px) {
  .guestbook-container {
    grid-template-columns: 380px 1fr;
  }
}

.guestbook-form-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-dark);
  border-radius: 12px;
  padding: 24px;
}

.note-color-picker {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

.color-btn {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.color-btn:hover {
  transform: scale(1.1);
}

.color-btn.active {
  border-color: #3b82f6;
  transform: scale(1.15);
}

.guestbook-board-wrapper {
  background-color: rgba(255, 255, 255, 0.01);
  border: 1px dashed rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  min-height: 380px;
  max-height: 480px;
  overflow-y: auto;
  padding: 24px;
  position: relative;
}

.guestbook-board {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 20px;
}

.sticky-note {
  padding: 20px;
  border-radius: 4px;
  color: #1e293b;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  min-height: 180px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.sticky-note:hover {
  transform: scale(1.05) rotate(0deg) !important;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
  z-index: 10;
}

/* Color variations */
.sticky-note.yellow { background-color: #fef08a; }
.sticky-note.pink { background-color: #fbcfe8; }
.sticky-note.cyan { background-color: #cffafe; }
.sticky-note.lime { background-color: #d9f99d; }

.note-pin {
  width: 12px;
  height: 12px;
  background-color: #ef4444;
  border-radius: 50%;
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.note-text {
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  word-break: break-word;
  font-style: italic;
  margin-bottom: 12px;
  color: #334155;
}

.note-meta {
  border-top: 1px dashed rgba(0, 0, 0, 0.1);
  padding-top: 8px;
  margin-top: auto;
}

.note-author {
  font-size: 12px;
  font-weight: 700;
  color: #0f172a;
}

.note-company {
  font-size: 10px;
  font-weight: 600;
  color: #475569;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.note-date {
  font-size: 9px;
  color: #64748b;
  margin-top: 2px;
}

/* Dark mode specific for Guestbook block */
body.dark-theme .guestbook-form-box {
  background-color: rgba(15, 23, 42, 0.6);
  border-color: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
}

/* Guestbook Input Box Styling (Light Mode defaults to White) */
#guestbook-form input,
#guestbook-form textarea {
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  color: #0f172a;
  transition: all 0.2s ease;
}

#guestbook-form input:focus,
#guestbook-form textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-surface);
  background-color: #ffffff;
}

/* Guestbook Input Dark Mode override */
body.dark-theme #guestbook-form input,
body.dark-theme #guestbook-form textarea {
  background-color: var(--bg-navy);
  border: 1px solid var(--border-dark);
  color: var(--text-on-dark);
}

body.dark-theme #guestbook-form input:focus,
body.dark-theme #guestbook-form textarea:focus {
  background-color: transparent;
  border-color: var(--accent);
  box-shadow: none;
}