/* ==========================================================================
   DESIGN SYSTEM & VARIABLES
   ========================================================================== */
:root {
  /* Fonts */
  --font-primary: 'Outfit', sans-serif;
  --font-secondary: 'Plus Jakarta Sans', sans-serif;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.8s cubic-bezier(0.4, 0, 0.2, 1);

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Theme: Dark Mode (Default) */
  --bg-primary: #08090d;
  --bg-secondary: #0f111a;
  --bg-glass: rgba(10, 12, 20, 0.7);
  --bg-glass-card: rgba(17, 20, 32, 0.45);
  --bg-glass-card-hover: rgba(25, 29, 48, 0.65);
  --border-color: rgba(255, 255, 255, 0.07);
  --border-color-glow: rgba(99, 102, 241, 0.25);
  --border-color-hover: rgba(255, 255, 255, 0.15);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --primary: #6366f1;
  --primary-glow: rgba(99, 102, 241, 0.15);
  --primary-hover: #4f46e5;
  --secondary: #a855f7;
  --secondary-glow: rgba(168, 85, 247, 0.15);
  --secondary-hover: #9333ea;
  
  --accent-blue: #3b82f6;
  --accent-purple: #8b5cf6;
  --accent-green: #10b981;
  --accent-danger: #ef4444;
  --accent-danger-bg: rgba(239, 68, 68, 0.1);
  --accent-success: #10b981;
  --accent-success-bg: rgba(16, 185, 129, 0.1);
  
  --shadow-color: rgba(0, 0, 0, 0.5);
  --shadow-card: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  --shadow-card-hover: 0 12px 40px 0 rgba(99, 102, 241, 0.15);
  --blur-amt: 16px;
  
  --yt-red: #ff0000;
  --yt-red-hover: #cc0000;
}

[data-theme="light"] {
  /* Theme: Light Mode */
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-glass: rgba(255, 255, 255, 0.7);
  --bg-glass-card: rgba(255, 255, 255, 0.55);
  --bg-glass-card-hover: rgba(255, 255, 255, 0.85);
  --border-color: rgba(15, 23, 42, 0.08);
  --border-color-glow: rgba(79, 70, 229, 0.15);
  --border-color-hover: rgba(15, 23, 42, 0.18);
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  
  --primary: #4f46e5;
  --primary-glow: rgba(79, 70, 229, 0.08);
  --primary-hover: #3730a3;
  --secondary: #7c3aed;
  --secondary-glow: rgba(124, 58, 237, 0.08);
  --secondary-hover: #6d28d9;
  
  --accent-blue: #2563eb;
  --accent-purple: #7c3aed;
  --accent-green: #059669;
  --accent-danger: #dc2626;
  --accent-danger-bg: rgba(220, 38, 38, 0.06);
  --accent-success: #059669;
  --accent-success-bg: rgba(5, 150, 105, 0.06);
  
  --shadow-color: rgba(15, 23, 42, 0.08);
  --shadow-card: 0 8px 32px 0 rgba(15, 23, 42, 0.05);
  --shadow-card-hover: 0 12px 40px 0 rgba(79, 70, 229, 0.1);
}

/* ==========================================================================
   RESET & UTILITIES
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-secondary);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

img {
  max-width: 100%;
  display: block;
}

ul {
  list-style: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  width: 100%;
}

/* Grid Layouts */
.grid-1 { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; gap: 1.5rem; }
}

/* Section Common Styles */
.section {
  padding: 6rem 0;
  position: relative;
  z-index: 10;
}

.section-title-wrapper {
  margin-bottom: 3.5rem;
  text-align: center;
}

.section-title-wrapper.align-left {
  text-align: left;
  margin-bottom: 2rem;
}

.section-subtitle {
  font-family: var(--font-primary);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--primary);
  margin-bottom: 0.5rem;
  display: inline-block;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-title {
  font-family: var(--font-primary);
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

@media (max-width: 768px) {
  .section { padding: 4rem 0; }
  .section-title { font-size: 2rem; }
}

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* ==========================================================================
   AMBIENT BACKGROUND GLOW ACCENTS
   ========================================================================== */
.blob-accent {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.15;
  z-index: 1;
  pointer-events: none;
  animation: floatBlob 20s infinite alternate ease-in-out;
}

[data-theme="light"] .blob-accent {
  opacity: 0.08;
}

.blob-1 {
  background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
  top: 10%;
  left: -10%;
}

.blob-2 {
  background: radial-gradient(circle, var(--secondary) 0%, transparent 70%);
  bottom: 20%;
  right: -10%;
  animation-delay: -5s;
}

.blob-3 {
  background: radial-gradient(circle, var(--accent-blue) 0%, transparent 70%);
  top: 50%;
  left: 40%;
  animation-delay: -10s;
}

@keyframes floatBlob {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(50px, -30px) scale(1.1); }
  100% { transform: translate(-30px, 40px) scale(0.95); }
}

/* ==========================================================================
   GLASSMORPHISM BASE CLASS & BUTTONS
   ========================================================================== */
.glass-panel {
  background-color: var(--bg-glass-card);
  backdrop-filter: blur(var(--blur-amt));
  -webkit-backdrop-filter: blur(var(--blur-amt));
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  transition: border-color var(--transition-normal), background-color var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal);
}

.glass-panel:hover {
  border-color: var(--border-color-glow);
  box-shadow: var(--shadow-card-hover);
  background-color: var(--bg-glass-card-hover);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.8rem 1.6rem;
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  border: none;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-hover), var(--secondary-hover));
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
  background-color: var(--bg-glass-card);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

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

.btn-glass {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-primary);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-danger-outline {
  background: transparent;
  color: var(--accent-danger);
  border: 1px solid var(--accent-danger);
}

.btn-danger-outline:hover {
  background: var(--accent-danger-bg);
  transform: translateY(-2px);
}

.btn-danger {
  background-color: var(--accent-danger);
  color: #ffffff;
}

.btn-danger:hover {
  background-color: #d32f2f;
  transform: translateY(-2px);
}

.btn-success {
  background-color: var(--accent-success);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.2);
}

.btn-success:hover {
  background-color: #059669;
  transform: translateY(-2px);
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

.btn-small {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
}

.btn-full {
  width: 100%;
}

.text-purple { color: var(--secondary) !important; }
.text-blue { color: var(--accent-blue) !important; }
.text-green { color: var(--accent-green) !important; }
.text-muted { color: var(--text-muted) !important; }

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1.25rem 0;
  z-index: 100;
  background-color: var(--bg-glass);
  backdrop-filter: blur(var(--blur-amt));
  -webkit-backdrop-filter: blur(var(--blur-amt));
  border-bottom: 1px solid var(--border-color);
  transition: padding var(--transition-fast), background-color var(--transition-normal);
}

.header.scrolled {
  padding: 0.8rem 0;
  box-shadow: var(--shadow-card);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-primary);
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
}

.logo-icon {
  width: 2.2rem;
  height: 2.2rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.1rem;
  box-shadow: 0 4px 10px rgba(99, 102, 241, 0.2);
}

.logo:hover .logo-icon {
  transform: rotate(15deg);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-link {
  font-family: var(--font-primary);
  font-weight: 500;
  font-size: 0.9rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-action-btn {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background-color: transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.nav-action-btn:hover {
  border-color: var(--primary);
  background-color: var(--primary-glow);
}

.admin-btn {
  width: auto;
  padding: 0 1rem;
  gap: 0.5rem;
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 0.85rem;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(168, 85, 247, 0.1));
  border-color: var(--border-color-glow);
}

.admin-btn:hover {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #ffffff;
}

.mobile-toggle {
  display: none;
}

@media (max-width: 992px) {
  .nav-menu { display: none; }
  .mobile-toggle { display: flex; }
  .admin-btn-text { display: none; }
  .admin-btn { width: 2.5rem; padding: 0; }
}

/* Mobile Drawer Navigation */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -320px;
  width: 300px;
  height: 100vh;
  background-color: var(--bg-secondary);
  border-left: 1px solid var(--border-color);
  z-index: 1000;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
  transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-drawer.open {
  right: 0;
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2.5rem;
}

.drawer-logo {
  font-family: var(--font-primary);
  font-weight: 700;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-primary);
}

.drawer-close-btn {
  background: transparent;
  border: none;
  font-size: 1.25rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.drawer-link {
  font-family: var(--font-primary);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.6rem 1rem;
  border-radius: var(--radius-sm);
}

.drawer-link:hover, .drawer-link.active {
  color: var(--text-primary);
  background-color: var(--primary-glow);
}

.drawer-divider {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 1.5rem 0;
}

.drawer-admin-btn {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border: none;
  border-radius: var(--radius-md);
  padding: 0.8rem;
  color: #ffffff;
  font-family: var(--font-primary);
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 999;
  display: none;
}

.drawer-overlay.open {
  display: block;
}

/* ==========================================================================
   HERO SECTION & TITLE ROTATOR
   ========================================================================== */
.hero-section {
  padding-top: 10rem;
  padding-bottom: 6rem;
  display: flex;
  align-items: center;
  min-height: 90vh;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background-color: var(--primary-glow);
  border: 1px solid var(--border-color-glow);
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius-full);
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 1.5rem;
}

.pulse-indicator {
  width: 8px;
  height: 8px;
  background-color: var(--primary);
  border-radius: 50%;
  display: inline-block;
  position: relative;
}

.pulse-indicator::after {
  content: '';
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background-color: var(--primary);
  position: absolute;
  top: 0;
  left: 0;
  animation: pulse 1.5s infinite ease-out;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(2.5); opacity: 0; }
}

.hero-name {
  font-family: var(--font-primary);
  font-size: 4rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
  line-height: 1.1;
  background: linear-gradient(135deg, var(--text-primary) 30%, var(--text-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-rotator {
  font-family: var(--font-primary);
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
}

.rotator-text {
  color: var(--primary);
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 700;
}

.rotator-cursor {
  font-weight: 100;
  animation: blink 0.75s step-end infinite;
  color: var(--primary);
}

@keyframes blink {
  from, to { color: transparent }
  50% { color: var(--primary); }
}

.hero-intro {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 550px;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

.hero-socials {
  display: flex;
  gap: 1.25rem;
}

.social-icon {
  width: 2.6rem;
  height: 2.6rem;
  border-radius: var(--radius-sm);
  background-color: var(--bg-glass-card);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--text-secondary);
  transition: transform var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), background-color var(--transition-fast);
}

.social-icon:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  color: var(--text-primary);
  background-color: var(--primary-glow);
}

/* Hero Image & Glass Frame */
.hero-image-content {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.image-glass-frame {
  position: relative;
  background-color: var(--bg-glass-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 1rem;
  backdrop-filter: blur(var(--blur-amt));
  -webkit-backdrop-filter: blur(var(--blur-amt));
  box-shadow: var(--shadow-card);
  max-width: 400px;
  width: 100%;
  aspect-ratio: 1;
}

.profile-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

/* Floating Badges */
.floating-badge {
  position: absolute;
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  padding: 0.6rem 1rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 600;
  box-shadow: var(--shadow-card);
  animation: floatBadge 6s ease-in-out infinite;
}

.badge-top-left {
  top: -15px;
  left: -20px;
}

.badge-bottom-right {
  bottom: 20px;
  right: -20px;
  animation-delay: -2s;
}

.badge-top-right {
  top: 40px;
  right: -15px;
  animation-delay: -4s;
}

@keyframes floatBadge {
  0% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
  100% { transform: translateY(0); }
}

@media (max-width: 768px) {
  .hero-section { padding-top: 8rem; padding-bottom: 4rem; }
  .hero-name { font-size: 2.8rem; }
  .hero-rotator { font-size: 1.4rem; }
  .hero-image-content { order: -1; margin-bottom: 3rem; }
  .image-glass-frame { max-width: 320px; }
  .badge-top-left { left: 0; }
  .badge-bottom-right { right: 0; }
  .badge-top-right { right: 0; }
}

/* ==========================================================================
   ACHIEVEMENTS (COUNTERS) SECTION
   ========================================================================== */
.achievements-section {
  padding: 3rem 0;
}

.achievements-grid {
  gap: 1.5rem;
}

.achievement-card {
  padding: 2rem;
  text-align: center;
}

.achievement-icon-box {
  width: 3.2rem;
  height: 3.2rem;
  margin: 0 auto 1rem;
  border-radius: var(--radius-sm);
  background: var(--primary-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--primary);
  border: 1px solid var(--border-color-glow);
}

.achievement-value {
  font-family: var(--font-primary);
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 0.25rem;
  background: linear-gradient(135deg, var(--text-primary), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.achievement-label {
  font-family: var(--font-primary);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
}

/* ==========================================================================
   ABOUT ME SECTION
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 3rem;
}

.about-bio-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.about-meta-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.about-meta-item {
  display: flex;
  gap: 1rem;
}

.meta-icon-box {
  font-size: 1.25rem;
  color: var(--primary);
  margin-top: 0.2rem;
}

.meta-info h5 {
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.2rem;
}

.meta-info p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Right Column Focus Card */
.focus-card {
  padding: 2.5rem;
}

.focus-card h4 {
  font-family: var(--font-primary);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.75rem;
}

.goal-box {
  background-color: var(--primary-glow);
  border: 1px solid var(--border-color-glow);
  padding: 1.2rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
}

.goal-box h5 {
  font-family: var(--font-primary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary);
  margin-bottom: 0.4rem;
}

.goal-box p {
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.5;
}

.focus-tag-title {
  font-family: var(--font-primary);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

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

.focus-tag {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.focus-tag:hover {
  border-color: var(--secondary);
  color: var(--text-primary);
}

@media (max-width: 992px) {
  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
}

/* ==========================================================================
   TIMELINE (EXPERIENCE & EDUCATION)
   ========================================================================== */
.timeline-tabs {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.tab-btn {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-color);
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.tab-btn:hover {
  border-color: var(--primary);
  color: var(--text-primary);
}

.tab-btn.active {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.2);
}

.timeline-contents {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline-view {
  display: none;
}

.timeline-view.active {
  display: block;
  animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

.timeline {
  position: relative;
  padding-left: 2.5rem;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 11px;
  height: 100%;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary), var(--secondary), transparent);
}

.timeline-item {
  position: relative;
  margin-bottom: 3rem;
}

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

.timeline-marker {
  position: absolute;
  left: -2.5rem;
  top: 0.2rem;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--bg-secondary);
  border: 2px solid var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 0.75rem;
  z-index: 10;
  box-shadow: 0 0 10px rgba(99, 102, 241, 0.2);
}

.timeline-item:hover .timeline-marker {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-color: transparent;
  color: #ffffff;
  box-shadow: 0 0 15px var(--primary);
  transform: scale(1.1);
}

.timeline-panel {
  padding: 1.75rem;
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.75rem;
}

.timeline-title-group h4 {
  font-family: var(--font-primary);
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.3;
}

.timeline-org {
  font-size: 0.95rem;
  color: var(--primary);
  font-weight: 600;
  margin-top: 0.2rem;
}

.timeline-period {
  font-family: var(--font-primary);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.3rem 0.8rem;
  background-color: var(--primary-glow);
  color: var(--primary);
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color-glow);
  white-space: nowrap;
}

.timeline-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

@media (max-width: 768px) {
  .timeline-header { flex-direction: column; gap: 0.5rem; }
  .timeline-period { align-self: flex-start; }
}

/* ==========================================================================
   SKILLS SECTION
   ========================================================================== */
.skill-card {
  padding: 2rem;
}

.skill-card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.skill-icon-box {
  width: 2.8rem;
  height: 2.8rem;
  border-radius: var(--radius-sm);
  background: var(--secondary-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--secondary);
  border: 1px solid var(--border-color-glow);
}

.skill-card h4 {
  font-family: var(--font-primary);
  font-size: 1.15rem;
  font-weight: 700;
}

.skill-list {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.skill-item-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.skill-dot {
  width: 6px;
  height: 6px;
  background-color: var(--primary);
  border-radius: 50%;
}

.skill-name {
  font-size: 0.95rem;
  font-weight: 550;
  color: var(--text-primary);
}

/* ==========================================================================
   RESEARCH & PUBLICATIONS SECTION
   ========================================================================== */
.research-focus-card {
  padding: 3rem;
  margin-bottom: 4rem;
  border-left: 4px solid var(--primary);
}

.rf-header-group {
  margin-bottom: 1.5rem;
}

.rf-header-group h4 {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.3;
  margin-top: 0.25rem;
}

.rf-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  max-width: 900px;
}

.rf-areas-box h5 {
  font-family: var(--font-primary);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.rf-areas-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.rf-area-tag {
  background: var(--primary-glow);
  color: var(--primary);
  border: 1px solid var(--border-color-glow);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
}

/* Publications Grid & Filters */
.filter-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1rem;
}

.filter-header h4 {
  font-family: var(--font-primary);
  font-size: 1.3rem;
  font-weight: 700;
}

.publication-filters {
  display: flex;
  gap: 0.5rem;
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
  border-color: var(--primary);
  color: var(--text-primary);
  background-color: var(--primary-glow);
}

.publication-card {
  padding: 2rem;
}

.pub-meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.pub-type-badge {
  font-family: var(--font-primary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
}

.pub-type-badge.journal {
  background-color: rgba(16, 185, 129, 0.1);
  color: var(--accent-green);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.pub-type-badge.conference {
  background-color: rgba(59, 130, 246, 0.1);
  color: var(--accent-blue);
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.pub-year {
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.publication-card h4 {
  font-family: var(--font-primary);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 0.5rem;
}

.pub-authors {
  font-size: 0.95rem;
  color: var(--text-primary);
  font-weight: 550;
  margin-bottom: 0.25rem;
}

.pub-venue {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-style: italic;
  margin-bottom: 1.25rem;
}

.pub-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
}

.pub-action-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.pub-action-link:hover {
  text-decoration: underline;
  color: var(--primary-hover);
}

.pub-toggle-abstract {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.pub-toggle-abstract:hover {
  color: var(--text-primary);
}

.pub-abstract-content {
  margin-top: 1rem;
  padding: 1.2rem;
  background-color: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: none;
  animation: slideDown 0.3s ease-out;
}

.pub-abstract-content.open {
  display: block;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
  .research-focus-card { padding: 2rem; }
  .filter-header { flex-direction: column; gap: 1rem; align-items: flex-start; }
}

/* ==========================================================================
   PROJECTS SECTION
   ========================================================================== */
.project-card {
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.project-card h4 {
  font-family: var(--font-primary);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.project-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.5rem;
}

.project-tag {
  background-color: var(--primary-glow);
  color: var(--primary);
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid var(--border-color-glow);
}

.project-links {
  display: flex;
  gap: 1rem;
  border-top: 1px solid var(--border-color);
  padding-top: 1.2rem;
}

.project-link {
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.project-link.repo { color: var(--text-primary); }
.project-link.demo { color: var(--secondary); }

.project-link:hover {
  opacity: 0.8;
}

/* ==========================================================================
   CERTIFICATIONS SECTION
   ========================================================================== */
.cert-card {
  padding: 1.75rem;
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.cert-icon-box {
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-sm);
  background: var(--primary-glow);
  border: 1px solid var(--border-color-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--primary);
  flex-shrink: 0;
}

.cert-info h4 {
  font-family: var(--font-primary);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 0.25rem;
}

.cert-issuer {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.cert-year {
  font-family: var(--font-primary);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

/* ==========================================================================
   YOUTUBE & BLOG SECTIONS
   ========================================================================== */
.youtube-box {
  background: var(--bg-glass-card);
  backdrop-filter: blur(var(--blur-amt));
  -webkit-backdrop-filter: blur(var(--blur-amt));
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 3rem;
  box-shadow: var(--shadow-card);
}

.youtube-channel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1.5rem;
}

.yt-brand {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.yt-avatar {
  width: 3.5rem;
  height: 3.5rem;
  background-color: var(--yt-red);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 4px 15px rgba(255, 0, 0, 0.3);
}

.yt-title-info h3 {
  font-family: var(--font-primary);
  font-size: 1.4rem;
  font-weight: 800;
}

.yt-title-info p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-top: 0.2rem;
}

.youtube-stats-grid {
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.yt-stat-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  text-align: center;
}

.yt-stat-val {
  font-family: var(--font-primary);
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-primary);
}

.yt-stat-lbl {
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.yt-sub-title {
  font-family: var(--font-primary);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.youtube-videos-grid {
  gap: 1.5rem;
}

.yt-video-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.yt-video-card:hover {
  border-color: var(--yt-red);
}

.yt-thumbnail-wrapper {
  position: relative;
  aspect-ratio: 16/9;
}

.yt-thumbnail {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.yt-video-card:hover .yt-thumbnail {
  transform: scale(1.05);
}

.yt-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background-color: rgba(0, 0, 0, 0.85);
  color: #ffffff;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
}

.yt-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.9);
  width: 3.5rem;
  height: 3.5rem;
  background-color: rgba(255, 0, 0, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.2rem;
  opacity: 0;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.yt-video-card:hover .yt-play-btn {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.yt-video-details {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.yt-video-details h5 {
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  flex-grow: 1;
}

.yt-video-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
}

@media (max-width: 768px) {
  .youtube-box { padding: 1.5rem; }
  .youtube-channel-header { flex-direction: column; gap: 1rem; align-items: flex-start; }
}

/* Blogs */
.blog-card {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.blog-meta {
  display: flex;
  gap: 1rem;
  font-family: var(--font-primary);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.blog-card h4 {
  font-family: var(--font-primary);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 0.75rem;
}

.blog-summary {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.blog-read-link {
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

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

/* ==========================================================================
   RESUME & CONTACT SECTIONS
   ========================================================================== */
.resume-wrapper {
  max-width: 800px;
  margin: 0 auto;
}

.resume-card-box {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 3rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-card);
}

.resume-header-mock {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 1.5rem;
  margin-bottom: 2rem;
}

.rm-name-box h4 {
  font-family: var(--font-primary);
  font-size: 1.8rem;
  font-weight: 800;
}

.rm-name-box p {
  font-size: 0.95rem;
  color: var(--primary);
  font-weight: 600;
}

.rm-contact-box p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-align: right;
  margin-bottom: 0.25rem;
}

.rm-section-title {
  font-family: var(--font-primary);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.rm-section-title i {
  color: var(--primary);
}

.rm-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.rm-list li {
  font-size: 0.9rem;
}

.rm-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.rm-tag {
  background-color: var(--primary-glow);
  color: var(--primary);
  border: 1px solid var(--border-color-glow);
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
}

.resume-download-bar {
  text-align: center;
}

@media (max-width: 768px) {
  .resume-card-box { padding: 1.5rem; }
  .resume-header-mock { flex-direction: column; gap: 1rem; }
  .rm-contact-box p { text-align: left; }
}

/* Contact Section Form */
.contact-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.contact-details-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.contact-detail-item {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.cd-icon {
  width: 2.8rem;
  height: 2.8rem;
  border-radius: var(--radius-sm);
  background: var(--primary-glow);
  border: 1px solid var(--border-color-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--primary);
}

.cd-text {
  display: flex;
  flex-direction: column;
}

.cd-label {
  font-family: var(--font-primary);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.cd-val {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.contact-social-box h4 {
  font-family: var(--font-primary);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.social-icons-large {
  display: flex;
  gap: 0.8rem;
}

/* Form Styles */
.glass-form {
  background: var(--bg-glass-card);
  backdrop-filter: blur(var(--blur-amt));
  -webkit-backdrop-filter: blur(var(--blur-amt));
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-card);
}

.form-title {
  font-family: var(--font-primary);
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.75rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--text-secondary);
}

.form-group label .required {
  color: var(--accent-danger);
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 1rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.glass-form input[type="text"],
.glass-form input[type="email"],
.glass-form textarea {
  width: 100%;
  padding: 0.8rem 1rem 0.8rem 2.5rem;
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.glass-form textarea {
  padding: 0.8rem 1rem; /* No icon for textarea */
  resize: vertical;
}

.glass-form input:focus,
.glass-form textarea:focus {
  outline: none;
  border-color: var(--primary);
  background-color: rgba(255, 255, 255, 0.04);
}

.form-error {
  display: none;
  font-size: 0.75rem;
  color: var(--accent-danger);
  margin-top: 0.25rem;
  font-weight: 500;
}

.form-group.has-error .form-error {
  display: block;
}

.form-group.has-error input,
.form-group.has-error textarea {
  border-color: var(--accent-danger);
  background-color: var(--accent-danger-bg);
}

@media (max-width: 768px) {
  .glass-form { padding: 1.5rem; }
}

/* ==========================================================================
   FOOTER SECTION
   ========================================================================== */
.footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 4rem 0 2rem;
  position: relative;
  z-index: 10;
}

.footer-top {
  margin-bottom: 2.5rem;
}

.footer-branding h4 {
  font-family: var(--font-primary);
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-branding p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  max-width: 450px;
}

.footer-quick-links h5 {
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.ql-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
}

.ql-grid a {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.ql-grid a:hover {
  color: var(--primary);
}

.footer-divider {
  border: none;
  border-top: 1px solid var(--border-color);
  margin-bottom: 1.5rem;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.copyright {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.innovation-tag {
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

@media (max-width: 768px) {
  .footer-bottom { flex-direction: column; gap: 0.75rem; text-align: center; }
}

/* ==========================================================================
   TOAST NOTIFICATION TOAST
   ========================================================================== */
.notification-toast {
  position: fixed;
  bottom: -80px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color-glow);
  padding: 1rem 2rem;
  border-radius: var(--radius-full);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  z-index: 2000;
  transition: bottom 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.notification-toast.show {
  bottom: 30px;
}

.toast-content {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.toast-icon {
  font-size: 1.2rem;
  color: var(--accent-success);
}

.toast-message {
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
}

/* ==========================================================================
   ADMIN PANEL MODAL & DASHBOARD
   ========================================================================== */
.admin-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1500;
  display: none;
  align-items: center;
  justify-content: center;
}

.admin-modal-overlay.open {
  display: flex;
}

.admin-modal {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 950px;
  height: 80vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  animation: modalScaleUp 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes modalScaleUp {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

.admin-modal-header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.admin-modal-header h3 {
  font-family: var(--font-primary);
  font-size: 1.3rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.admin-close-btn {
  background: transparent;
  border: none;
  font-size: 1.25rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.admin-close-btn:hover {
  color: var(--text-primary);
}

/* Authentication View */
.admin-auth-container {
  flex-grow: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.auth-box {
  max-width: 400px;
  width: 100%;
  text-align: center;
  background-color: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--border-color);
  padding: 2.5rem;
  border-radius: var(--radius-md);
}

.auth-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  background: var(--primary-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--primary);
  margin: 0 auto 1.25rem;
  border: 1px solid var(--border-color-glow);
}

.auth-box h4 {
  font-family: var(--font-primary);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.auth-box p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.form-control-large {
  width: 100%;
  padding: 0.8rem;
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  text-align: center;
  font-size: 1.1rem;
  letter-spacing: 0.1em;
}

.form-control-large:focus {
  outline: none;
  border-color: var(--primary);
}

.auth-error-msg {
  display: none;
  font-size: 0.8rem;
  color: var(--accent-danger);
  margin-top: 0.5rem;
  font-weight: 600;
}

/* Dashboard Panel Layout */
.admin-dashboard-container {
  flex-grow: 1;
  display: flex;
  height: calc(100% - 130px); /* Adjust for header/footer */
}

.admin-sidebar {
  width: 240px;
  border-right: 1px solid var(--border-color);
  background-color: rgba(0, 0, 0, 0.1);
  padding: 1.5rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex-shrink: 0;
  overflow-y: auto;
}

.admin-tab-link {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-primary);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-align: left;
  transition: all var(--transition-fast);
}

.admin-tab-link:hover {
  background-color: rgba(255, 255, 255, 0.02);
  color: var(--text-primary);
}

.admin-tab-link.active {
  background-color: var(--primary-glow);
  color: var(--primary);
  border-left: 3px solid var(--primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.admin-main-panel {
  flex-grow: 1;
  padding: 2rem;
  overflow-y: auto;
}

.admin-panel-content {
  display: none;
}

.admin-panel-content.active {
  display: block;
}

.admin-panel-content h4 {
  font-family: var(--font-primary);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.admin-panel-content h5 {
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 700;
  margin-top: 2rem;
  margin-bottom: 1rem;
  color: var(--primary);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.4rem;
}

/* Forms inside Admin Dashboard */
.admin-main-panel input[type="text"],
.admin-main-panel input[type="email"],
.admin-main-panel input[type="url"],
.admin-main-panel select,
.admin-main-panel textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.9rem;
}

.admin-main-panel input:focus,
.admin-main-panel select:focus,
.admin-main-panel textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

@media (max-width: 600px) {
  .form-grid { grid-template-columns: 1fr; }
}

/* Admin Item Lists */
.panel-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.panel-header-row h4 {
  margin-bottom: 0;
}

.admin-list-container {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.admin-list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--border-color);
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
}

.admin-item-details h5 {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-primary);
  border-bottom: none;
  padding-bottom: 0;
}

.admin-item-details p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

.admin-item-actions {
  display: flex;
  gap: 0.5rem;
}

.admin-sub-form {
  background-color: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color-glow);
  padding: 1.75rem;
  border-radius: var(--radius-md);
  margin-top: 1.5rem;
}

.admin-sub-form h5 {
  margin-top: 0;
}

.form-buttons {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* Admin Achievements Edit */
.admin-ach-row {
  display: grid;
  grid-template-columns: 1fr 2fr 1fr;
  gap: 1rem;
  align-items: center;
  background-color: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--border-color);
  padding: 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
}

.admin-ach-row label {
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 700;
}

/* Modal Footer */
.admin-modal-footer {
  padding: 1rem 2rem;
  border-top: 1px solid var(--border-color);
  background-color: rgba(0, 0, 0, 0.15);
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
}

.hidden {
  display: none !important;
}

@media (max-width: 768px) {
  .admin-dashboard-container { flex-direction: column; }
  .admin-sidebar { width: 100%; height: auto; border-right: none; border-bottom: 1px solid var(--border-color); padding: 0.75rem 1rem; flex-direction: row; }
  .admin-tab-link { white-space: nowrap; width: auto; padding: 0.5rem 0.75rem; border-left: none; border-bottom: 3px solid transparent; }
  .admin-tab-link.active { border-bottom: 3px solid var(--primary); border-left: none; }
  .admin-modal { height: 90vh; }
}

/* ==========================================================================
   EXPORT DIALOG OVERLAY
   ========================================================================== */
.export-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
}

.export-overlay.open {
  display: flex;
}

.export-dialog {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color-glow);
  width: 90%;
  max-width: 650px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(0,0,0,0.6);
  animation: modalScaleUp 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.export-header {
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.export-header h4 {
  font-family: var(--font-primary);
  font-size: 1.15rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.export-close-btn {
  background: transparent;
  border: none;
  font-size: 1.15rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.export-body {
  padding: 1.75rem;
}

.export-body p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.export-body textarea {
  width: 100%;
  padding: 1rem;
  background-color: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--accent-green);
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.8rem;
  resize: none;
}

.export-body textarea:focus {
  outline: none;
  border-color: var(--accent-green);
}

.export-footer {
  padding: 1.25rem 1.75rem;
  border-top: 1px solid var(--border-color);
  background-color: rgba(0, 0, 0, 0.15);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

/* ==========================================================================
   PREMIUM SOURABH-INSPIRED UI ADDITIONS
   ========================================================================== */

/* 1. 3D Flippable Profile Card */
.card-3d-wrapper {
  perspective: 1000px;
  width: 100%;
  max-width: 380px;
  height: 380px;
  position: relative;
  z-index: 10;
}

.card-3d {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  transition: transform var(--transition-slow);
  cursor: pointer;
}

.card-3d-wrapper:hover .card-3d {
  transform: rotateY(180deg);
}

.card-front, .card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-card);
}

.card-front {
  background-color: var(--bg-glass-card);
}

.card-front img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-overlay-hint {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, transparent 100%);
  color: #ffffff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  text-align: center;
  transition: opacity var(--transition-normal);
}

.card-overlay-name {
  font-family: var(--font-primary);
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: 0.2rem;
}

.card-overlay-sub {
  font-size: 0.8rem;
  opacity: 0.75;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.card-back {
  transform: rotateY(180deg);
  background: linear-gradient(135deg, rgba(15, 17, 26, 0.95), rgba(30, 20, 50, 0.95));
  backdrop-filter: blur(var(--blur-amt));
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.card-back-icon {
  font-size: 3rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: pulse-glow-ramesh 2s infinite alternate;
}

.card-back h3 {
  font-family: var(--font-primary);
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.card-back-title {
  color: var(--text-secondary);
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.card-back-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

.card-back-badge {
  background-color: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.3);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--text-primary);
  font-family: var(--font-primary);
  font-weight: 600;
}

@keyframes pulse-glow-ramesh {
  0% { transform: scale(1); filter: drop-shadow(0 0 2px var(--primary)); }
  100% { transform: scale(1.1); filter: drop-shadow(0 0 10px var(--secondary)); }
}

/* 2. Floating Stats Counter Banner */
.hero-stats-banner-container {
  margin-top: 3rem;
  position: relative;
  z-index: 20;
}

.hero-stats-banner {
  padding: 1.5rem 2rem;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color-glow);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.hs-grid {
  display: grid;
  grid-template-columns: repeat(7, auto);
  justify-content: space-between;
  align-items: center;
}

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

.hs-val {
  font-family: var(--font-primary);
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.2;
}

.hs-lbl {
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.2rem;
}

.hs-divider {
  width: 1px;
  height: 40px;
  background-color: var(--border-color);
}

@media (max-width: 768px) {
  .hero-stats-banner-container {
    display: none; /* Hide on mobile since they have standard counters section */
  }
}

/* 3. Certificate Modals */
.cert-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.cert-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.cert-modal {
  width: 100%;
  max-width: 500px;
  background: linear-gradient(135deg, var(--bg-secondary), #131722);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color-glow);
  overflow: hidden;
  transform: scale(0.9);
  transition: transform var(--transition-normal);
}

.cert-modal-overlay.open .cert-modal {
  transform: scale(1);
}

.cert-modal-header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cert-modal-header h4 {
  font-family: var(--font-primary);
  font-size: 1.2rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.cert-close-btn {
  background: transparent;
  border: none;
  font-size: 1.25rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.cert-close-btn:hover {
  color: var(--accent-danger);
}

.cert-modal-body {
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.cert-badge-decoration {
  width: 80px;
  height: 80px;
  background: rgba(99, 102, 241, 0.1);
  border: 2px solid var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.3);
}

.cert-modal-body h3 {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.cert-modal-issuer {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 1.5rem;
}

.cert-modal-meta {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.cert-status-tag {
  background-color: var(--accent-success-bg);
  color: var(--accent-success);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
}

.cert-modal-footer {
  padding: 1.5rem 2rem;
  border-top: 1px solid var(--border-color);
  background-color: rgba(0, 0, 0, 0.1);
}

/* 4. Interactive AI Chatbot */
.chatbot-wrapper {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1000;
}

.chatbot-btn {
  width: 3.8rem;
  height: 3.8rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #ffffff;
  border: none;
  font-size: 1.6rem;
  cursor: pointer;
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.chatbot-btn:hover {
  transform: scale(1.08) translateY(-2px);
  box-shadow: 0 10px 30px rgba(99, 102, 241, 0.5);
}

.chatbot-btn.hidden {
  transform: scale(0);
  pointer-events: none;
}

.chatbot-pulse {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 2px solid var(--primary);
  pointer-events: none;
  animation: chat-pulse 2s infinite ease-out;
}

@keyframes chat-pulse {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(1.6); opacity: 0; }
}

.chat-window {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 380px;
  height: 500px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color-glow);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: scale(0.8) translateY(50px);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.3s;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

.chat-window.open {
  transform: scale(1) translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.chat-header {
  padding: 1rem 1.5rem;
  background: linear-gradient(135deg, #0e111b, #1d182d);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ch-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.ch-avatar {
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 50%;
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid var(--border-color-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.1rem;
}

.ch-text h5 {
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: 700;
}

.ch-status {
  font-size: 0.75rem;
  color: var(--accent-green);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.ch-status::before {
  content: '';
  width: 6px;
  height: 6px;
  background-color: var(--accent-green);
  border-radius: 50%;
  display: inline-block;
}

.chat-close {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 1.1rem;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.chat-close:hover {
  color: var(--text-primary);
}

.chat-messages {
  flex: 1;
  padding: 1.25rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background-color: rgba(10, 11, 18, 0.85);
}

.msg {
  display: flex;
  gap: 0.75rem;
  max-width: 85%;
}

.msg-bot {
  align-self: flex-start;
}

.msg-user {
  align-self: flex-end;
  flex-direction: row-reverse;
  max-width: 75%;
}

.msg-avatar {
  width: 1.8rem;
  height: 1.8rem;
  border-radius: 50%;
  background-color: var(--bg-glass-card);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 0.85rem;
  flex-shrink: 0;
}

.msg-bubble {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  line-height: 1.4;
}

.msg-bot .msg-bubble {
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  border-top-left-radius: 0;
  color: var(--text-primary);
}

.msg-user .msg-bubble {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-top-right-radius: 0;
  color: #ffffff;
}

.chat-suggestions {
  padding: 0.8rem 1.25rem;
  background-color: rgba(5, 6, 10, 0.9);
  border-top: 1px solid var(--border-color);
}

.cs-title {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: block;
  margin-bottom: 0.4rem;
}

.cs-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.cs-chip {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  padding: 0.3rem 0.75rem;
  font-size: 0.75rem;
  cursor: pointer;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.cs-chip:hover {
  border-color: var(--primary);
  background-color: rgba(99, 102, 241, 0.1);
}

.chat-input-form {
  padding: 0.8rem 1.25rem;
  background-color: #0d0f17;
  border-top: 1px solid var(--border-color);
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.chat-input-form input {
  flex: 1;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  padding: 0.6rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
}

.chat-input-form input:focus {
  outline: none;
  border-color: var(--primary);
}

.chat-send-btn {
  width: 2.2rem;
  height: 2.2rem;
  border-radius: var(--radius-md);
  background-color: var(--primary);
  color: #ffffff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: background-color var(--transition-fast);
}

.chat-send-btn:hover {
  background-color: var(--primary-hover);
}

/* Typing Dots Animation */
.typing-dots {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.8rem 1.2rem !important;
}

.typing-dots span {
  width: 6px;
  height: 6px;
  background-color: var(--text-secondary);
  border-radius: 50%;
  display: inline-block;
  animation: typing-bounce 1.4s infinite both;
}

.typing-dots span:nth-child(2) { animation-delay: .2s; }
.typing-dots span:nth-child(3) { animation-delay: .4s; }

@keyframes typing-bounce {
  0%, 80%, 100% { transform: scale(0.6); opacity: 0.4; }
  40% { transform: scale(1.2); opacity: 1; }
}

@media (max-width: 480px) {
  .chat-window {
    width: calc(100vw - 2rem);
    right: -1rem;
    bottom: -1rem;
    height: 480px;
  }
}