/* ==========================================================================
   DESIGN SYSTEM & VARIABLES
   ========================================================================== */
:root {
  /* Fonts */
  --font-heading: 'Plus Jakarta Sans', 'Inter', -apple-system, sans-serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  /* Gradients */
  --gradient-accent: linear-gradient(135deg, #06b6d4 0%, #3b82f6 50%, #8b5cf6 100%);
  --gradient-accent-hover: linear-gradient(135deg, #0891b2 0%, #2563eb 50%, #7c3aed 100%);
  --gradient-glow: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, rgba(139, 92, 246, 0.05) 50%, transparent 100%);

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
}

/* Dark Theme Colors (Default) */
.dark-theme {
  --bg-primary: #080c16;
  --bg-secondary: #0f172a;
  --bg-tertiary: #1e293b;
  --bg-section-alt: #0a0f1d;
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --accent-color: #3b82f6;
  --accent-light: #06b6d4;
  --accent-glow-rgb: 59, 130, 246;

  /* Glassmorphism */
  --card-bg: rgba(15, 23, 42, 0.65);
  --card-border: rgba(255, 255, 255, 0.06);
  --card-border-hover: rgba(59, 130, 246, 0.4);
  --card-shadow: 0 10px 30px -10px rgba(2, 6, 23, 0.7);
  --card-shadow-hover: 0 20px 40px -15px rgba(6, 182, 212, 0.25);
  
  --nav-bg: rgba(8, 12, 22, 0.75);
  --nav-border: rgba(255, 255, 255, 0.05);
  
  --scroll-track: #0f172a;
  --scroll-thumb: #334155;
  --scroll-thumb-hover: #475569;

  --input-bg: rgba(15, 23, 42, 0.8);
  --input-border: rgba(255, 255, 255, 0.1);
  --input-focus-border: #06b6d4;
}

/* Light Theme Colors */
.light-theme {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --bg-section-alt: #f1f5f9;
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  
  --accent-color: #2563eb;
  --accent-light: #0891b2;
  --accent-glow-rgb: 37, 99, 235;

  /* Glassmorphism */
  --card-bg: rgba(255, 255, 255, 0.8);
  --card-border: rgba(0, 0, 0, 0.06);
  --card-border-hover: rgba(37, 99, 235, 0.4);
  --card-shadow: 0 10px 30px -10px rgba(148, 163, 184, 0.15);
  --card-shadow-hover: 0 20px 40px -15px rgba(37, 99, 235, 0.15);
  
  --nav-bg: rgba(248, 250, 252, 0.8);
  --nav-border: rgba(0, 0, 0, 0.05);
  
  --scroll-track: #f1f5f9;
  --scroll-thumb: #cbd5e1;
  --scroll-thumb-hover: #94a3b8;

  --input-bg: #ffffff;
  --input-border: rgba(0, 0, 0, 0.1);
  --input-focus-border: #2563eb;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-body);
  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);
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--scroll-track);
}
::-webkit-scrollbar-thumb {
  background: var(--scroll-thumb);
  border-radius: var(--radius-full);
  border: 2px solid var(--scroll-track);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--scroll-thumb-hover);
}

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

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

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

li {
  list-style: none;
}

/* ==========================================================================
   LAYOUT UTILITIES
   ========================================================================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

.section-padding {
  padding: 100px 0;
}

.bg-section-alt {
  background-color: var(--bg-section-alt);
}

/* ==========================================================================
   DECORATIVE DECORATIONS (Glow Blobs & Grid)
   ========================================================================== */
.grid-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -3;
  pointer-events: none;
  background-size: 40px 40px;
  background-image: 
    linear-gradient(to right, rgba(128, 128, 128, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(128, 128, 128, 0.04) 1px, transparent 1px);
}

.blobblob-1, .blobblob-2 {
  position: fixed;
  width: 600px;
  height: 600px;
  border-radius: var(--radius-full);
  filter: blur(120px);
  z-index: -2;
  opacity: 0.4;
  pointer-events: none;
  mix-blend-mode: screen;
}

.blobblob-1 {
  top: -200px;
  left: -200px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.25) 0%, rgba(59, 130, 246, 0.1) 50%, transparent 100%);
  animation: float-blob-1 25s infinite alternate ease-in-out;
}

.blobblob-2 {
  bottom: -200px;
  right: -200px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.25) 0%, rgba(236, 72, 153, 0.1) 50%, transparent 100%);
  animation: float-blob-2 25s infinite alternate ease-in-out;
}

@keyframes float-blob-1 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(150px, 80px) scale(1.1); }
}

@keyframes float-blob-2 {
  0% { transform: translate(0, 0) scale(1.1); }
  100% { transform: translate(-100px, -150px) scale(0.9); }
}

/* ==========================================================================
   BUTTONS & COMMON UI
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 28px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

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

.btn-primary {
  background: var(--gradient-accent);
  color: #ffffff;
  border: none;
  box-shadow: 0 4px 20px -5px rgba(6, 182, 212, 0.4);
}

.btn-primary:hover {
  background: var(--gradient-accent-hover);
  box-shadow: 0 8px 25px -5px rgba(6, 182, 212, 0.6);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--card-border-hover);
}

.btn-outline:hover {
  background: var(--card-border-hover);
  color: #ffffff;
  transform: translateY(-2px);
}

.btn-text {
  background: transparent;
  color: var(--accent-light);
  border: none;
  padding: 12px 0;
  font-weight: 600;
  position: relative;
}

.btn-text i {
  transition: transform var(--transition-fast);
}

.btn-text:hover i {
  transform: translateX(6px);
}

.btn-block {
  display: flex;
  width: 100%;
  justify-content: center;
}

.gradient-text {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glass-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  box-shadow: var(--card-shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: 30px;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal);
}

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

/* Section Headers */
.section-header {
  margin-bottom: 60px;
}

.section-tag {
  font-family: var(--font-mono);
  color: var(--accent-light);
  font-size: 0.9rem;
  letter-spacing: 2px;
  display: block;
  margin-bottom: 10px;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.section-underline {
  width: 60px;
  height: 4px;
  background: var(--gradient-accent);
  border-radius: var(--radius-full);
}

/* ==========================================================================
   HEADER / NAVIGATION
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background-color: var(--nav-bg);
  border-bottom: 1px solid var(--nav-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: background-color var(--transition-normal), border var(--transition-normal), box-shadow var(--transition-normal);
}

.header.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.nav-container {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  letter-spacing: -0.5px;
}

.logo-accent {
  color: var(--accent-light);
  font-family: var(--font-mono);
}

.nav-menu {
  display: none;
  align-items: center;
  gap: 32px;
}

@media (min-width: 992px) {
  .nav-menu {
    display: flex;
  }
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 8px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-accent);
  transition: width var(--transition-normal);
}

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

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

.control-group {
  display: flex;
  align-items: center;
  gap: 16px;
}

.theme-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--card-border);
  color: var(--text-primary);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: background var(--transition-fast), border var(--transition-fast);
}

.theme-btn:hover {
  background: var(--card-border);
  border-color: var(--accent-light);
}

.burger-btn {
  background: transparent;
  border: none;
  width: 30px;
  height: 24px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  z-index: 102;
}

@media (min-width: 992px) {
  .burger-btn {
    display: none;
  }
}

.burger-btn span {
  width: 100%;
  height: 3px;
  background-color: var(--text-primary);
  border-radius: var(--radius-full);
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.burger-btn.open span:nth-child(1) {
  transform: translateY(10px) rotate(45deg);
}

.burger-btn.open span:nth-child(2) {
  opacity: 0;
}

.burger-btn.open span:nth-child(3) {
  transform: translateY(-11px) rotate(-45deg);
}

/* Mobile Navigation Drawer */
.mobile-overlay {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  height: 100vh;
  background-color: rgba(2, 6, 23, 0.4);
  backdrop-filter: blur(8px);
  z-index: 101;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.mobile-overlay.open {
  right: 0;
  opacity: 1;
  visibility: visible;
}

.mobile-menu {
  position: absolute;
  top: 0;
  right: -300px;
  width: 300px;
  height: 100%;
  background-color: var(--bg-secondary);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 100px 40px 60px 40px;
  transition: right var(--transition-normal);
}

.mobile-overlay.open .mobile-menu {
  right: 0;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.mobile-nav-link {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.25rem;
  color: var(--text-secondary);
  padding: 8px 0;
}

.mobile-nav-link:hover {
  color: var(--accent-light);
}

.mobile-socials {
  display: flex;
  gap: 24px;
  font-size: 1.5rem;
  color: var(--text-secondary);
}

.mobile-socials a:hover {
  color: var(--accent-light);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  position: relative;
}

.hero-container {
  align-items: center;
}

.badge-new {
  display: inline-flex;
  align-items: center;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.25);
  color: var(--accent-light);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 12px;
}

@media (min-width: 992px) {
  .hero-title {
    font-size: 4rem;
  }
}

.hero-subtitle {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 24px;
  min-height: 32px;
}

@media (min-width: 768px) {
  .hero-subtitle {
    font-size: 1.4rem;
  }
}

.hero-description {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: 36px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-bottom: 40px;
}

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

.social-label {
  font-size: 0.85rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
}

.social-icons {
  display: flex;
  gap: 12px;
}

.social-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  border: 1px solid var(--card-border);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: transform var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.social-icon:hover {
  transform: translateY(-3px);
  border-color: var(--accent-light);
  color: var(--accent-light);
}

/* Profile Image Area styling */
.hero-img-area {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.profile-frame {
  position: relative;
  width: 290px;
  height: 400px;
  border-radius: var(--radius-lg);
  margin: 0 auto;
}

@media (min-width: 768px) {
  .profile-frame {
    width: 320px;
    height: 440px;
  }
}

.frame-border {
  position: absolute;
  top: 15px;
  left: 15px;
  width: 100%;
  height: 100%;
  border: 2px solid var(--accent-light);
  border-radius: var(--radius-lg);
  z-index: 1;
  transition: transform var(--transition-normal);
}

.profile-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  border-radius: var(--radius-lg);
  position: relative;
  z-index: 2;
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-normal);
  filter: grayscale(10%) contrast(105%);
}

.profile-frame:hover .profile-img {
  transform: translate(-5px, -5px);
}

.profile-frame:hover .frame-border {
  transform: translate(5px, 5px);
}

.decorative-grid {
  position: absolute;
  bottom: -20px;
  left: -20px;
  width: 100px;
  height: 100px;
  background-image: radial-gradient(var(--text-muted) 1.5px, transparent 1.5px);
  background-size: 10px 10px;
  z-index: 1;
  opacity: 0.3;
}

.tech-dots {
  position: absolute;
  top: 30px;
  right: -15px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 3;
}

.tech-dots span {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background-color: var(--accent-light);
}

.tech-dots span:nth-child(2) {
  background-color: var(--accent-color);
}

.tech-dots span:nth-child(3) {
  background-color: #8b5cf6;
}

/* ==========================================================================
   ABOUT ME SECTION
   ========================================================================== */
.about-grid {
  gap: 60px;
}

.about-text p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 20px;
}

.about-stats-card {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.about-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.stat-box {
  background: var(--bg-tertiary);
  border: 1px solid var(--card-border);
  padding: 16px;
  border-radius: var(--radius-md);
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--accent-light);
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.academic-focus h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.focus-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.focus-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.focus-list i {
  font-size: 1.1rem;
  color: var(--accent-light);
}

/* ==========================================================================
   TECHNICAL SKILLS SECTION
   ========================================================================== */
.skills-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 576px) {
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .skills-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.skills-card {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.skills-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--card-border);
}

.card-icon {
  font-size: 1.25rem;
  color: var(--accent-light);
}

.skills-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
}

.skills-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-badge {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--card-border);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: transform var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.skill-badge:hover {
  transform: translateY(-2px);
  border-color: var(--accent-light);
  color: var(--text-primary);
}

.text-orange { color: #f97316; }
.text-blue { color: #3b82f6; }
.text-yellow { color: #eab308; }
.text-teal { color: #14b8a6; }
.text-purple { color: #a855f7; }
.text-pink { color: #ec4899; }
.text-violet { color: #8b5cf6; }

/* ==========================================================================
   PROJECTS SECTION
   ========================================================================== */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

@media (min-width: 768px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .projects-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.project-card {
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.project-img-placeholder {
  height: 180px;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(30, 41, 59, 0.85) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  border-bottom: 1px solid var(--card-border);
}

.project-icon-wrapper {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  border: 1px solid var(--card-border-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 2;
  box-shadow: 0 4px 15px rgba(6, 182, 212, 0.2);
}

.project-icon {
  font-size: 1.8rem;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.project-card-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 140px;
  height: 140px;
  background: var(--gradient-glow);
  filter: blur(20px);
  z-index: 1;
}

.project-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.project-tags .tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background: rgba(59, 130, 246, 0.1);
  color: var(--accent-light);
  border: 1px solid rgba(59, 130, 246, 0.2);
  padding: 3px 10px;
  border-radius: var(--radius-sm);
}

.project-bullets {
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.project-bullets li {
  position: relative;
  padding-left: 18px;
}

.project-bullets li::before {
  content: "•";
  color: var(--accent-light);
  font-weight: bold;
  position: absolute;
  left: 0;
  top: -2px;
  font-size: 1.1rem;
}

/* ==========================================================================
   EXPERIENCE SECTION (TIMELINE)
   ========================================================================== */
.timeline-container {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding-left: 30px;
}

.timeline-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 4px;
  width: 2px;
  height: 100%;
  background: var(--card-border);
}

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

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

.timeline-dot {
  position: absolute;
  top: 24px;
  left: -30px;
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background: var(--bg-primary);
  border: 2px solid var(--accent-light);
  z-index: 2;
  transition: transform var(--transition-fast), background var(--transition-fast);
}

.timeline-item:hover .timeline-dot {
  transform: scale(1.4);
  background: var(--accent-light);
}

.timeline-content {
  padding: 30px;
}

.timeline-header {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--card-border);
}

@media (min-width: 768px) {
  .timeline-header {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

.timeline-role {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.timeline-company {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--accent-light);
}

.timeline-location {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.timeline-location i {
  margin-right: 4px;
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--card-border);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  width: max-content;
}

.timeline-body p {
  font-size: 1rem;
  color: var(--text-primary);
  font-weight: 500;
  margin-bottom: 14px;
}

.timeline-achievements {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.timeline-achievements li {
  position: relative;
  padding-left: 20px;
}

.timeline-achievements li::before {
  content: "→";
  color: var(--accent-light);
  position: absolute;
  left: 0;
  font-weight: bold;
}

/* ==========================================================================
   EDUCATION SECTION
   ========================================================================== */
.education-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 992px) {
  .education-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.education-card {
  display: flex;
  flex-direction: column;
  position: relative;
}

.edu-year {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-light);
  margin-bottom: 8px;
}

.edu-degree {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.35;
}

.edu-institution {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: 16px;
}

.edu-details {
  font-size: 0.9rem;
  color: var(--text-muted);
  flex-grow: 1;
}

.edu-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  padding: 4px 12px;
  background: var(--bg-tertiary);
  border: 1px solid var(--card-border);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  width: max-content;
}

.score-badge {
  background: rgba(6, 182, 212, 0.1);
  color: var(--accent-light);
  border-color: rgba(6, 182, 212, 0.2);
}

.highlight-score {
  background: rgba(139, 92, 246, 0.1);
  color: #a855f7;
  border-color: rgba(139, 92, 246, 0.25);
  font-weight: 700;
}

/* ==========================================================================
   ACHIEVEMENTS SECTION
   ========================================================================== */
.achievements-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 800px;
  margin: 0 auto;
}

.achievement-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
}

.achievement-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.text-gold { color: #f59e0b; }

.achievement-content h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.achievement-content p {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.subsection-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.cert-authority {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-light);
  margin-top: 4px;
  margin-bottom: 8px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.cert-link {
  display: inline-flex;
  margin-top: 12px;
  padding: 0 !important;
  font-size: 0.85rem;
  font-weight: 600;
}

.cert-link i {
  font-size: 0.75rem;
  margin-left: 6px;
}

@media (max-width: 991px) {
  .achievements-column:not(:last-child) {
    margin-bottom: 40px;
  }
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */
.contact-grid {
  gap: 50px;
  align-items: flex-start;
}

.contact-info h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.contact-info p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 30px;
}

.info-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 40px;
}

.info-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.info-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.25);
  color: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.info-text span {
  display: block;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.info-text a, .info-text p {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
}

.info-text a:hover {
  color: var(--accent-light);
}

.social-connect h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.social-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  color: #ffffff;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.social-btn:hover {
  transform: translateY(-2px);
}

.social-btn.github {
  background-color: #24292e;
  box-shadow: 0 4px 15px rgba(36, 41, 46, 0.3);
}

.social-btn.github:hover {
  background-color: #2f363d;
}

.social-btn.linkedin {
  background-color: #0077b5;
  box-shadow: 0 4px 15px rgba(0, 119, 181, 0.3);
}

.social-btn.linkedin:hover {
  background-color: #0085cd;
}

/* Contact Form */
.contact-form-wrapper {
  padding: 40px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  font-family: var(--font-heading);
}

.form-group input, .form-group textarea {
  background-color: var(--input-bg);
  border: 1px solid var(--input-border);
  color: var(--text-primary);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-group input:focus, .form-group textarea:focus {
  border-color: var(--input-focus-border);
  box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.15);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  border-top: 1px solid var(--card-border);
  background-color: var(--bg-section-alt);
  padding: 40px 0;
  text-align: center;
}

.footer-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

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

.footer-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ==========================================================================
   TOAST NOTIFICATION
   ========================================================================== */
.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 12px;
  background-color: var(--bg-secondary);
  border: 1px solid #10b981;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  padding: 16px 24px;
  border-radius: var(--radius-md);
  transform: translateY(120px);
  opacity: 0;
  visibility: hidden;
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.3s, visibility 0.3s;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.toast i {
  font-size: 1.25rem;
  color: #10b981;
}

.toast span {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
}

.toast.error {
  border-color: #ef4444;
}

.toast.error i {
  color: #ef4444;
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS
   ========================================================================== */
.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scroll-reveal.fade-left {
  transform: translateX(-40px);
}

.scroll-reveal.fade-right {
  transform: translateX(40px);
}

.scroll-reveal.fade-up {
  transform: translateY(40px);
}

.scroll-reveal.revealed {
  opacity: 1;
  transform: translate(0);
}

/* ==========================================================================
   MOBILE & TABLET RESPONSIVENESS TWEAKS
   ========================================================================== */
@media (max-width: 991px) {
  .section-title {
    font-size: 2rem;
  }
  .hero-title {
    font-size: 2.75rem;
  }
}

@media (max-width: 768px) {
  .hero-section {
    padding-top: 120px;
    padding-bottom: 60px;
    min-height: auto;
  }
  .hero-container {
    display: flex;
    flex-direction: column-reverse;
    text-align: center;
    gap: 30px;
  }
  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-ctas {
    justify-content: center;
  }
  .hero-img-area {
    margin-bottom: 20px;
  }
  
  .about-grid {
    gap: 40px;
  }
  .contact-grid {
    gap: 40px;
  }
}

@media (max-width: 576px) {
  html {
    font-size: 15px;
  }
  .container {
    padding: 0 16px;
  }
  .section-padding {
    padding: 60px 0;
  }
  .section-title {
    font-size: 1.75rem;
  }
  .hero-title {
    font-size: 2.25rem;
  }
  .glass-card {
    padding: 20px;
  }
  .contact-form-wrapper {
    padding: 24px 16px;
  }
  .about-stats-grid {
    gap: 12px;
  }
  .stat-box {
    padding: 12px 8px;
  }
  .stat-number {
    font-size: 1.5rem;
  }
  .profile-frame {
    width: 260px;
    height: 360px;
  }
}

@media (max-width: 360px) {
  .hero-title {
    font-size: 2rem;
  }
  .profile-frame {
    width: 230px;
    height: 320px;
  }
  .hero-ctas {
    width: 100%;
    flex-direction: column;
  }
  .hero-ctas .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ==========================================================================
   PRINT MEDIA STYLES (RESUME PRINT VIEW)
   ========================================================================== */
@media print {
  body {
    background: #ffffff !important;
    color: #000000 !important;
    font-size: 12pt;
  }
  
  .header, .theme-btn, .burger-btn, .mobile-overlay, .grid-overlay, 
  .blobblob-1, .blobblob-2, .hero-ctas, .social-connect, .contact-form-wrapper, 
  .toast, .project-card-glow, .decorative-grid, .tech-dots, .frame-border {
    display: none !important;
  }
  
  .container {
    max-width: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
  }
  
  .section-padding {
    padding: 20px 0 !important;
    page-break-inside: avoid;
  }
  
  .hero-section {
    min-height: auto !important;
    padding-top: 0 !important;
  }
  
  .hero-container {
    display: block !important;
  }
  
  .hero-img-area {
    float: right;
    width: 120px;
    height: 150px;
    margin-left: 20px;
  }
  
  .profile-frame {
    width: 120px !important;
    height: 150px !important;
    margin: 0 !important;
  }
  
  .profile-img {
    filter: none !important;
    border-radius: var(--radius-sm) !important;
  }
  
  .hero-title {
    font-size: 24pt !important;
    margin-top: 0;
  }
  
  .gradient-text {
    background: none !important;
    -webkit-text-fill-color: initial !important;
    color: #000000 !important;
  }
  
  .glass-card {
    background: none !important;
    border: none !important;
    box-shadow: none !important;
    padding: 0 !important;
    margin-bottom: 15px !important;
  }
  
  .about-grid, .skills-grid, .projects-grid, .education-grid, .contact-grid {
    display: block !important;
  }
  
  .skills-card {
    margin-bottom: 20px;
    page-break-inside: avoid;
  }
  
  .skills-list {
    display: block !important;
  }
  
  .skill-badge {
    background: none !important;
    border: 1px solid #ccc !important;
    color: #000000 !important;
    display: inline-block !important;
    margin: 3px !important;
    padding: 2px 6px !important;
    font-size: 9pt !important;
  }
  
  .project-card {
    margin-bottom: 25px;
    page-break-inside: avoid;
  }
  
  .project-img-placeholder {
    display: none !important;
  }
  
  .project-card-body {
    padding: 0 !important;
  }
  
  .timeline-container::before {
    display: none !important;
  }
  
  .timeline-content {
    padding: 0 !important;
  }
  
  .timeline-dot {
    display: none !important;
  }
  
  .timeline-header {
    display: block !important;
    border-bottom: 1px solid #000 !important;
    padding-bottom: 5px !important;
  }
  
  .timeline-date {
    background: none !important;
    border: none !important;
    padding: 0 !important;
    float: right;
  }
  
  .section-title {
    font-size: 16pt !important;
    border-bottom: 2px solid #000 !important;
    padding-bottom: 3px !important;
  }
  
  .section-tag {
    display: none !important;
  }
  
  .section-underline {
    display: none !important;
  }
  
  .education-card {
    margin-bottom: 15px !important;
    page-break-inside: avoid;
  }
  
  .edu-badge {
    display: none !important;
  }
  
  .achievement-item {
    margin-bottom: 15px !important;
    page-break-inside: avoid;
  }
  
  .achievement-icon-box {
    display: none !important;
  }
  
  .info-list {
    display: block !important;
  }
  
  .info-item {
    display: inline-block !important;
    margin-right: 20px !important;
  }
  
  .info-icon {
    display: none !important;
  }
  
  .info-text span {
    display: inline !important;
  }
  
  .info-text a, .info-text p {
    display: inline !important;
    font-size: 10pt !important;
  }
}