/* ==========================================================================
   Harini Sri S - Professional Portfolio Design System
   Theme: Cyber Indigo & Oceanic Cyan Glassmorphism (Recruiter Ready)
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-primary: #080c16;
  --bg-secondary: #0d1322;
  --bg-card: rgba(16, 24, 40, 0.75);
  --bg-card-hover: rgba(26, 38, 64, 0.85);
  --bg-glass: rgba(15, 23, 42, 0.65);
  --bg-glass-border: rgba(255, 255, 255, 0.1);
  --bg-glass-border-hover: rgba(99, 102, 241, 0.4);

  /* Primary & Accent Colors */
  --primary: #6366f1;
  --primary-light: #818cf8;
  --primary-dark: #4f46e5;
  --primary-glow: rgba(99, 102, 241, 0.35);

  --secondary: #06b6d4;
  --secondary-light: #38bdf8;
  --secondary-glow: rgba(6, 182, 212, 0.35);

  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  --accent-purple: #a855f7;

  /* Typography */
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --text-heading: #ffffff;

  /* Font Families */
  --font-heading: 'Outfit', 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Shadows & Glows */
  --glow-sm: 0 0 15px rgba(99, 102, 241, 0.25);
  --glow-md: 0 0 25px rgba(99, 102, 241, 0.35);
  --glow-cyan: 0 0 25px rgba(6, 182, 212, 0.35);
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-elevated: 0 20px 40px -15px rgba(0, 0, 0, 0.7);

  /* Transitions & Layout */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --container-max: 1200px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
  font-size: 16px;
  color-scheme: dark;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(99, 102, 241, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 85% 65%, rgba(6, 182, 212, 0.07) 0%, transparent 40%),
    radial-gradient(circle at 50% 90%, rgba(16, 185, 129, 0.05) 0%, transparent 45%);
  background-attachment: fixed;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 9px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: var(--radius-full);
  border: 2px solid var(--bg-primary);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* Selection */
::selection {
  background: rgba(99, 102, 241, 0.4);
  color: #ffffff;
}

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-heading);
  font-weight: 700;
  line-height: 1.25;
}

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

p {
  color: var(--text-muted);
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* Gradient Text Helper */
.gradient-text {
  background: linear-gradient(135deg, #a5b4fc 0%, #6366f1 40%, #38bdf8 80%, #34d399 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.gradient-text-cyan {
  background: linear-gradient(135deg, #38bdf8 0%, #06b6d4 50%, #10b981 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

/* Section Header Styles */
.section {
  padding: 90px 0;
  position: relative;
}

.section-title-wrap {
  text-align: center;
  margin-bottom: 56px;
}

.section-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary-light);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 14px;
}

.section-pill i {
  font-size: 0.9rem;
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}

.section-desc {
  max-width: 620px;
  margin: 0 auto;
  font-size: 1.05rem;
  color: var(--text-muted);
}

/* Top Recruiter Quick Bar */
.recruiter-bar {
  background: linear-gradient(90deg, #1e1b4b 0%, #0f172a 50%, #082f49 100%);
  border-bottom: 1px solid rgba(99, 102, 241, 0.3);
  padding: 9px 0;
  font-size: 0.86rem;
  position: sticky;
  top: 0;
  z-index: 1001;
}

.recruiter-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.recruiter-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #e0e7ff;
  font-weight: 500;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-emerald);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-emerald);
  animation: pulseGlow 2s infinite;
}

@keyframes pulseGlow {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

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

.quick-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 13px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  color: #f1f5f9;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
}

.quick-action-btn:hover {
  background: var(--primary);
  border-color: var(--primary-light);
  transform: translateY(-1px);
}

/* ==========================================================================
   Header & Floating Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 41px; /* Below recruiter bar */
  z-index: 1000;
  padding: 14px 0;
  transition: var(--transition-smooth);
}

.site-header.scrolled {
  background: rgba(8, 12, 22, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--bg-glass-border);
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.6);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.35rem;
  color: #ffffff;
}

.logo-badge {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #ffffff;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  box-shadow: var(--glow-sm);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
  color: #ffffff;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transition: width 0.3s ease;
  border-radius: var(--radius-full);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-cta-group {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Button Component Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 11px 24px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: 1px solid transparent;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, #6366f1 0%, #4f46e5 50%, #4338ca 100%);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.6);
  background: linear-gradient(135deg, #818cf8 0%, #6366f1 50%, #4f46e5 100%);
}

.btn-secondary {
  background: rgba(16, 24, 40, 0.8);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(30, 41, 59, 0.9);
  border-color: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: var(--glow-sm);
}

.btn-cyan {
  background: linear-gradient(135deg, #06b6d4 0%, #0284c7 100%);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(6, 182, 212, 0.35);
}

.btn-cyan:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(6, 182, 212, 0.55);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

/* Mobile Toggle */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 1.5rem;
  cursor: pointer;
}

/* ==========================================================================
   Hero Section & Constellation Canvas
   ========================================================================== */
.hero-section {
  position: relative;
  min-height: calc(100vh - 120px);
  display: flex;
  align-items: center;
  padding: 60px 0 80px;
  overflow: hidden;
}

#heroCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.65;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 50px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 18px;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.35);
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  color: #c7d2fe;
  margin-bottom: 22px;
  backdrop-filter: blur(8px);
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.hero-typewriter-wrap {
  font-size: clamp(1.2rem, 2.3vw, 1.6rem);
  font-weight: 600;
  color: var(--text-muted);
  min-height: 48px;
  display: flex;
  align-items: center;
  margin-bottom: 20px;
}

.typewriter-text {
  color: var(--secondary-light);
  border-right: 3px solid var(--primary);
  padding-right: 4px;
  animation: blinkCursor 0.8s infinite;
  font-family: var(--font-heading);
}

@keyframes blinkCursor {
  0%, 100% { border-color: transparent; }
  50% { border-color: var(--primary); }
}

.hero-bio {
  font-size: 1.08rem;
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 580px;
}

.hero-btn-group {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 34px;
}

.hero-socials {
  display: flex;
  align-items: center;
  gap: 16px;
}

.social-icon-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--bg-glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 1.2rem;
  transition: var(--transition-bounce);
}

.social-icon-btn:hover {
  color: #ffffff;
  background: var(--primary);
  border-color: var(--primary-light);
  transform: translateY(-4px) scale(1.08);
  box-shadow: var(--glow-sm);
}

/* Hero Visual / Avatar Showcase */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.avatar-card-wrapper {
  position: relative;
  width: 100%;
  max-width: 440px;
}

.avatar-glow-halo {
  position: absolute;
  top: -20px;
  left: -20px;
  right: -20px;
  bottom: -20px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.4) 0%, rgba(6, 182, 212, 0.25) 50%, transparent 75%);
  filter: blur(35px);
  z-index: 0;
  border-radius: 50%;
  animation: pulseHalo 6s ease-in-out infinite alternate;
}

@keyframes pulseHalo {
  0% { transform: scale(0.9); opacity: 0.6; }
  100% { transform: scale(1.1); opacity: 1; }
}

.avatar-frame {
  position: relative;
  z-index: 1;
  border-radius: var(--radius-lg);
  padding: 8px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), rgba(99, 102, 241, 0.4), rgba(6, 182, 212, 0.2));
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-elevated);
}

.avatar-img {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: calc(var(--radius-lg) - 4px);
  display: block;
}

/* Floating Glass Badges */
.floating-glass-badge {
  position: absolute;
  z-index: 2;
  background: rgba(15, 23, 42, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  gap: 12px;
  transition: var(--transition-smooth);
}

.floating-glass-badge:hover {
  transform: translateY(-4px) scale(1.03);
  border-color: var(--primary-light);
  box-shadow: var(--glow-sm);
}

.badge-top-right {
  top: 15px;
  right: -25px;
  animation: floatAnim 4s ease-in-out infinite;
}

.badge-bottom-left {
  bottom: 25px;
  left: -35px;
  animation: floatAnim 4.5s ease-in-out infinite 1s;
}

.badge-bottom-right {
  bottom: -20px;
  right: 15px;
  animation: floatAnim 5s ease-in-out infinite 2s;
}

@keyframes floatAnim {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.badge-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.badge-icon.cgpa {
  background: rgba(99, 102, 241, 0.2);
  color: var(--primary-light);
}

.badge-icon.trophy {
  background: rgba(245, 158, 11, 0.2);
  color: var(--accent-amber);
}

.badge-icon.code {
  background: rgba(6, 182, 212, 0.2);
  color: var(--secondary-light);
}

.badge-text-top {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

.badge-text-main {
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
}

/* ==========================================================================
   Quick Metrics / Stats Bar
   ========================================================================== */
.metrics-section {
  padding: 10px 0 60px;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  text-align: center;
  transition: var(--transition-smooth);
}

.metric-card:hover {
  transform: translateY(-4px);
  background: var(--bg-card-hover);
  border-color: var(--bg-glass-border-hover);
  box-shadow: var(--shadow-card);
}

.metric-number {
  font-family: var(--font-heading);
  font-size: 2.3rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 6px;
}

.metric-label {
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ==========================================================================
   About Section & Pillars
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: stretch;
}

.about-narrative {
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.about-lead {
  font-size: 1.2rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 16px;
  line-height: 1.5;
}

.about-desc {
  font-size: 0.98rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 24px;
}

.about-highlight-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.about-highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text-main);
}

.about-highlight-item i {
  color: var(--secondary-light);
  font-size: 1.1rem;
  margin-top: 3px;
}

/* Pillars Cards Grid */
.pillars-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.pillar-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition-smooth);
}

.pillar-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary-light);
  box-shadow: var(--shadow-card);
  background: var(--bg-card-hover);
}

.pillar-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
}

.pillar-icon.lead { background: rgba(99, 102, 241, 0.15); color: var(--primary-light); }
.pillar-icon.code { background: rgba(6, 182, 212, 0.15); color: var(--secondary-light); }
.pillar-icon.solve { background: rgba(16, 185, 129, 0.15); color: var(--accent-emerald); }
.pillar-icon.sport { background: rgba(245, 158, 11, 0.15); color: var(--accent-amber); }

.pillar-title {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.pillar-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   Skills Matrix & Filter Tabs
   ========================================================================== */
.skills-filter-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.skill-tab-btn {
  padding: 9px 20px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-full);
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.skill-tab-btn:hover, .skill-tab-btn.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary-light);
  box-shadow: var(--glow-sm);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-md);
  padding: 22px;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.skill-card:hover {
  transform: translateY(-5px);
  border-color: var(--bg-glass-border-hover);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-card);
}

.skill-card.hidden {
  display: none;
}

.skill-card-top {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.skill-card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.skill-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
}

.skill-category-tag {
  font-size: 0.75rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

.skill-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  flex-grow: 1;
}

.skill-progress-wrap {
  width: 100%;
}

.skill-progress-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.skill-progress-bar {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.skill-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: var(--radius-full);
  transition: width 1s ease-in-out;
}

/* Areas of Interest Tags */
.interests-box {
  margin-top: 48px;
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: 30px;
  text-align: center;
}

.interests-title {
  font-size: 1.25rem;
  margin-bottom: 16px;
}

.tags-cloud {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.tech-tag {
  padding: 8px 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 500;
  color: #e2e8f0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-fast);
}

.tech-tag:hover {
  background: rgba(99, 102, 241, 0.15);
  border-color: var(--primary-light);
  color: #ffffff;
  transform: translateY(-2px);
}

/* ==========================================================================
   Featured Projects Showcase
   ========================================================================== */
.projects-container {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.featured-project-card {
  background: var(--bg-card);
  border: 1px solid rgba(99, 102, 241, 0.3);
  backdrop-filter: blur(16px);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: var(--transition-smooth);
}

.featured-project-card:hover {
  border-color: var(--primary-light);
  box-shadow: 0 15px 40px -10px rgba(99, 102, 241, 0.35);
}

.featured-project-inner {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
}

.featured-project-media {
  position: relative;
  background: #000000;
  overflow: hidden;
  cursor: pointer;
}

.featured-project-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}

.featured-project-media:hover .featured-project-img {
  transform: scale(1.04);
}

.project-media-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8, 12, 22, 0.9) 0%, rgba(8, 12, 22, 0.2) 60%, transparent 100%);
  display: flex;
  align-items: flex-end;
  padding: 24px;
}

.media-badge-group {
  display: flex;
  gap: 10px;
}

.project-badge {
  padding: 5px 12px;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  color: #ffffff;
}

.project-badge.team-lead {
  background: rgba(99, 102, 241, 0.85);
  border-color: var(--primary-light);
}

.featured-project-content {
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.project-category {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--secondary-light);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.featured-project-title {
  font-size: 1.8rem;
  margin-bottom: 14px;
  color: #ffffff;
}

.featured-project-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.project-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}

.project-features-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: #cbd5e1;
}

.project-features-list li i {
  color: var(--accent-emerald);
  margin-top: 3px;
}

.project-tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}

.stack-pill {
  padding: 4px 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--text-main);
}

.project-actions-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Secondary Projects Grid */
.secondary-projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-smooth);
}

.project-card:hover {
  transform: translateY(-5px);
  border-color: var(--bg-glass-border-hover);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-card);
}

.project-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
}

.project-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(99, 102, 241, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--primary-light);
}

.project-card-title {
  font-size: 1.35rem;
  margin-bottom: 12px;
}

.project-card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

/* ==========================================================================
   Education & Academic Timeline
   ========================================================================== */
.timeline-wrap {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.timeline-wrap::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 28px;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary), var(--secondary), transparent);
}

.timeline-item {
  position: relative;
  padding-left: 70px;
  margin-bottom: 40px;
}

.timeline-dot {
  position: absolute;
  left: 17px;
  top: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 3px solid var(--primary);
  box-shadow: var(--glow-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.timeline-dot::after {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--secondary-light);
  border-radius: 50%;
}

.timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: 30px;
  transition: var(--transition-smooth);
}

.timeline-card:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-card);
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 12px;
}

.timeline-degree {
  font-size: 1.3rem;
  color: #ffffff;
}

.timeline-badge {
  padding: 4px 12px;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--accent-emerald);
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: var(--radius-full);
}

.timeline-institution {
  font-size: 1.05rem;
  color: var(--primary-light);
  font-weight: 600;
  margin-bottom: 6px;
}

.timeline-duration {
  font-size: 0.85rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.timeline-details {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.coursework-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.course-chip {
  padding: 3px 10px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  color: #cbd5e1;
}

/* ==========================================================================
   Achievements & Sportsmanship Showcase
   ========================================================================== */
.achievements-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.achievement-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
}

.achievement-card:hover {
  transform: translateY(-4px);
  border-color: var(--bg-glass-border-hover);
  box-shadow: var(--shadow-card);
}

.achievement-card.highlight {
  border-color: rgba(245, 158, 11, 0.4);
  background: linear-gradient(145deg, rgba(26, 38, 64, 0.9) 0%, rgba(16, 24, 40, 0.8) 100%);
}

.achievement-card.highlight:hover {
  border-color: var(--accent-amber);
  box-shadow: 0 10px 30px -5px rgba(245, 158, 11, 0.3);
}

.achievement-top {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.achievement-icon {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
}

.achievement-icon.trophy {
  background: rgba(245, 158, 11, 0.2);
  color: var(--accent-amber);
}

.achievement-icon.academic {
  background: rgba(99, 102, 241, 0.2);
  color: var(--primary-light);
}

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

.achievement-subtitle {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.achievement-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.achievement-tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}

/* ==========================================================================
   Contact & Recruiter Connect Section
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-info-top h3 {
  font-size: 1.7rem;
  margin-bottom: 12px;
}

.contact-info-top p {
  font-size: 0.98rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 28px;
}

.contact-details-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 30px;
}

.contact-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.contact-item:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--primary-light);
}

.contact-item-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.contact-item-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(99, 102, 241, 0.15);
  color: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.contact-item-label {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  font-weight: 600;
}

.contact-item-val {
  font-size: 0.95rem;
  color: #ffffff;
  font-weight: 600;
}

.copy-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  transition: var(--transition-fast);
}

.copy-btn:hover {
  color: var(--secondary-light);
  transform: scale(1.15);
}

/* Contact Form */
.contact-form-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: 36px;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: #cbd5e1;
  margin-bottom: 8px;
}

.form-input, .form-textarea {
  width: 100%;
  padding: 13px 18px;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  color: #ffffff;
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
  background: rgba(15, 23, 42, 0.95);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: #050811;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 40px 0;
  margin-top: 60px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-copy {
  font-size: 0.88rem;
  color: var(--text-dim);
}

.back-to-top-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
}

.back-to-top-btn:hover {
  background: var(--primary);
  border-color: var(--primary-light);
  transform: translateY(-3px);
  box-shadow: var(--glow-sm);
}

/* ==========================================================================
   Modals (Project Demo Simulator & Resume Viewer)
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(3, 7, 18, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: #0f172a;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.9);
  transform: scale(0.95);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
}

.modal-backdrop.active .modal-content {
  transform: scale(1);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(15, 23, 42, 0.9);
  position: sticky;
  top: 0;
  z-index: 10;
}

.modal-title {
  font-size: 1.35rem;
  color: #ffffff;
}

.modal-close-btn {
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: #cbd5e1;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  transition: var(--transition-fast);
}

.modal-close-btn:hover {
  background: var(--accent-rose);
  color: #ffffff;
}

.modal-body {
  padding: 28px;
}

/* Demo Simulator Interactive UI Inside Modal */
.demo-dashboard {
  background: #090e1a;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 20px;
}

.demo-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.demo-tab {
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-fast);
}

.demo-tab.active {
  background: var(--secondary);
  color: #ffffff;
  border-color: var(--secondary-light);
}

.demo-results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}

.demo-resource-card {
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-fast);
}

.demo-resource-card:hover {
  border-color: var(--secondary-light);
  transform: translateY(-2px);
}

.demo-resource-title {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 4px;
}

.demo-distance {
  font-size: 0.8rem;
  color: var(--secondary-light);
  font-weight: 600;
  margin-bottom: 8px;
}

.demo-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--accent-emerald);
}

/* Resume PDF Modal Embed */
.resume-embed-container {
  width: 100%;
  height: 70vh;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.resume-iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: #1e1b4b;
  color: #ffffff;
  border: 1px solid var(--primary-light);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  box-shadow: var(--shadow-card), var(--glow-sm);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  font-weight: 500;
  transform: translateX(120%);
  animation: slideInToast 0.35s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes slideInToast {
  to { transform: translateX(0); }
}

.toast.toast-hide {
  animation: slideOutToast 0.3s ease forwards;
}

@keyframes slideOutToast {
  to { transform: translateX(120%); opacity: 0; }
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }
  .hero-content {
    align-items: center;
  }
  .hero-bio {
    text-align: center;
  }
  .hero-btn-group {
    justify-content: center;
  }
  .about-grid {
    grid-template-columns: 1fr;
  }
  .featured-project-inner {
    grid-template-columns: 1fr;
  }
  .featured-project-media {
    min-height: 280px;
  }
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .badge-top-right { right: 0; }
  .badge-bottom-left { left: 0; }
}

@media (max-width: 768px) {
  .recruiter-bar {
    display: none; /* Keep header clean on small phones */
  }
  .site-header {
    top: 0;
  }
  .mobile-nav-toggle {
    display: block;
  }
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: #0a0f1d;
    border-left: 1px solid var(--bg-glass-border);
    flex-direction: column;
    padding: 80px 24px 24px;
    gap: 20px;
    transition: right 0.35s ease;
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.7);
  }
  .nav-links.active {
    right: 0;
  }
  .pillars-grid, .secondary-projects-grid, .achievements-grid {
    grid-template-columns: 1fr;
  }
  .section {
    padding: 60px 0;
  }
}

@media (max-width: 480px) {
  .metrics-grid {
    grid-template-columns: 1fr;
  }
  .hero-title {
    font-size: 2.2rem;
  }
  .floating-glass-badge {
    position: static;
    margin: 8px auto;
  }
}