/* ========================================
   CSS VARIABLES & ROOT STYLES
   ======================================== */

:root {
  /* Colors - Light Mode */
  --primary-color: #111111;
  --secondary-color: #333333;
  --accent-color: #555555;

  --bg-primary: #ffffff;
  --bg-secondary: #f5f7fa;
  --text-primary: #111111;
  /* near black */
  --text-secondary: #333333;
  /* dark gray - NOT light gray */
  --text-light: #999999;

  --border-color: #e0e0e0;
  --shadow-color: rgba(0, 0, 0, 0.1);

  /* Spacing - Reduced for tighter layout */
  --spacing-xs: 0.4rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1.2rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;

  /* Border Radius */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;

  /* Typography */
  --font-family:
    "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-size-base: 0.95rem;
  --font-size-sm: 0.85rem;
  --font-size-lg: 1.15rem;
  --font-size-xl: 1.35rem;
  --font-size-2xl: 1.75rem;

  /* Transitions */
  --transition: all 0.3s ease;
  --transition-fast: all 0.15s ease;
}

/* Dark Mode */

body.dark-mode {
  --primary-color: #ffffff;
  /* white for active elements */
  --secondary-color: #cccccc;
  /* light gray */
  --accent-color: #aaaaaa;

  --bg-primary: #0f0f0f;
  /* very dark background */
  --bg-secondary: #1a1a1a;
  /* slightly lighter dark */
  --text-primary: #ffffff;
  /* pure white text */
  --text-secondary: #cccccc;
  /* light gray text - readable */
  --text-light: #999999;

  --border-color: #2a2a2a;
  --shadow-color: rgba(0, 0, 0, 0.5);
}

/* ========================================
   DARK MODE OVERRIDES
   ======================================== */

/* Tech badges - were hardcoded black */
body.dark-mode .tech-badge {
  background-color: #2a2a2a;
  color: #ffffff;
  border-color: #444444;
}

body.dark-mode .tech-badge:hover {
  background-color: #444444;
  color: #ffffff;
}

/* Skill tags */
body.dark-mode .skill-tag {
  background-color: #2a2a2a;
  color: #cccccc;
}

/* Techstack pills */
body.dark-mode .techstack-pills span {
  background-color: #2a2a2a;
  color: #cccccc;
  border-color: #444444;
}

body.dark-mode .techstack-pills span:hover {
  color: #ffffff;
  border-color: #ffffff;
  background-color: #333333;
}

/* Skill row border */
body.dark-mode .skill-row {
  border-color: #444444;
}

body.dark-mode .skill-row-label {
  border-right-color: #444444;
}

/* Timeline content */
body.dark-mode .timeline-content {
  background-color: #1a1a1a;
  border-left-color: #555555;
}

/* Project cards */
body.dark-mode .project-card {
  background-color: #1a1a1a;
}

/* Service cards */
body.dark-mode .service-card {
  background-color: #1a1a1a;
}

/* Modal */
body.dark-mode .modal-content {
  background-color: #1a1a1a;
  color: #ffffff;
}

/* GitHub button stays readable in dark mode */
body.dark-mode .btn-github {
  background-color: #333333 !important;
  border-color: #555555 !important;
  color: #ffffff !important;
}

/* Nav links */
body.dark-mode .nav-link {
  color: #cccccc;
}

body.dark-mode .nav-link:hover,
body.dark-mode .nav-link.active {
  background-color: #333333;
  color: #ffffff;
}

/* Sidebar */
body.dark-mode .sidebar {
  background-color: #111111;
}

/* Social links */
body.dark-mode .social-links a {
  background-color: #333333;
  color: #ffffff;
}

body.dark-mode .social-links a:hover {
  background-color: #555555;
}

/* Filter buttons */
body.dark-mode .filter-btn {
  border-color: #555555;
  color: #cccccc;
}

body.dark-mode .filter-btn:hover,
body.dark-mode .filter-btn.active {
  background-color: #333333;
  color: #ffffff;
  border-color: #333333;
}

/* Techstack label */
body.dark-mode .techstack-label {
  color: #ffffff;
}

/* Techstack section border */
body.dark-mode .techstack-section {
  border-top-color: #2a2a2a;
}

body.dark-mode .techstack-group {
  border-bottom-color: #2a2a2a;
}

/* Form inputs */
body.dark-mode .form-group input,
body.dark-mode .form-group textarea {
  background-color: #1a1a1a;
  border-color: #333333;
  color: #ffffff;
}

/* Scrollbar */
body.dark-mode ::-webkit-scrollbar-track {
  background: #111111;
}

body.dark-mode ::-webkit-scrollbar-thumb {
  background: #444444;
}

body.dark-mode ::-webkit-scrollbar-thumb:hover {
  background: #666666;
}

/* Fix icons becoming too white in dark mode */
body.dark-mode .timeline-marker {
  background-color: #333333;
  color: #ffffff;
}

body.dark-mode .service-icon {
  color: #cccccc;
}

/* Fix Web App / Static Site category badges */
body.dark-mode .project-category-badge {
  background-color: #333333;
  color: #ffffff;
}

body.dark-mode .project-category-badge.static {
  background-color: #1a5c42;
  color: #ffffff;
}

/* Fix filter buttons */
body.dark-mode .filter-btn {
  border-color: #444444;
  color: #cccccc;
  background-color: transparent;
}

body.dark-mode .filter-btn:hover,
body.dark-mode .filter-btn.active {
  background-color: #333333;
  color: #ffffff;
  border-color: #555555;
}

/* Fix btn-primary in dark mode */
body.dark-mode .btn-primary {
  background-color: #333333;
  color: #ffffff;
}

body.dark-mode .btn-primary:hover {
  background-color: #555555;
  color: #ffffff;
}

/* Fix contact icons */
body.dark-mode .contact-item i {
  color: #cccccc;
}

/* Fix theme toggle button */
body.dark-mode .theme-btn,
body.dark-mode .theme-btn-mobile {
  border-color: #555555;
  color: #cccccc;
}

body.dark-mode .theme-btn:hover,
body.dark-mode .theme-btn-mobile:hover {
  background-color: #333333;
  color: #ffffff;
}

/* Fix social link icons */
body.dark-mode .social-links a {
  background-color: #2a2a2a;
  color: #cccccc;
}

body.dark-mode .social-links a:hover {
  background-color: #444444;
  color: #ffffff;
}

/* ========================================
   GLOBAL STYLES
   ======================================== */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: var(--transition);
  display: flex;
}

/* ========================================
   SIDEBAR NAVIGATION
   ======================================== */

.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  width: 270px;
  height: 100vh;
  background-color: var(--bg-secondary);
  padding: var(--spacing-md) var(--spacing-sm);
  overflow-y: auto;
  box-shadow: 4px 0 15px var(--shadow-color);
  transition: var(--transition);
  z-index: 1000;
}

.sidebar-content {
  display: flex;
  flex-direction: column;
  height: 100%;
}

/* Profile Section */
.profile-section {
  text-align: center;
  margin-bottom: 0;
  padding-bottom: var(--spacing-xs);
  border-bottom: none;
}

.profile-image {
  width: 100px;
  /* slightly smaller */
  height: 100px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto var(--spacing-sm);
  /* reduced bottom margin */
  border: 3px solid var(--primary-color);
  box-shadow: 0 4px 16px var(--shadow-color);
}

.profile-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* prevents stretching */
  object-position: center top;
  /* focus on face/top area */
  display: block;
  image-rendering: auto;
}

.profile-image:hover {
  transform: scale(1.05);
}

.profile-name {
  font-size: var(--font-size-lg);
  font-weight: 700;
  margin-bottom: 2px;
  /* very tight */
  color: var(--text-primary);
}

.profile-title {
  font-size: 0.78rem;
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
  line-height: 1.4;
}

.profile-description {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Navigation Menu */
.nav-menu {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  margin: var(--spacing-sm) 0;
  flex-grow: 1;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-xs) var(--spacing-md);
  /* reduced top/bottom padding */
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.8rem;
  transition: var(--transition);
  cursor: pointer;
}

.nav-link:hover,
.nav-link.active {
  background-color: var(--primary-color);
  color: white;
  transform: translateX(5px);
  box-shadow: 0 4px 12px var(--shadow-color);
}

.nav-link i {
  font-size: 1rem;
  width: 20px;
  text-align: center;
}

/* Social Links */
.social-links {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  margin: var(--spacing-xs) 0 0 0;
  padding: var(--spacing-xs) 0 0 0;
  border-top: 2px solid var(--border-color);
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--primary-color);
  color: white;
  text-decoration: none;
  transition: var(--transition);
  font-size: 0.95rem;
}

.social-links a:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 15px var(--shadow-color);
}

/* Theme Toggle */
.theme-toggle {
  display: flex;
  justify-content: center;
}

.theme-btn {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  border: 2px solid var(--primary-color);
  background-color: transparent;
  color: var(--primary-color);
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
}

.theme-btn:hover {
  background-color: var(--primary-color);
  color: white;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 30px;
  padding: 0;
}

.mobile-menu-toggle span {
  width: 100%;
  height: 3px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ========================================
   MAIN CONTENT
   ======================================== */

.main-content {
  margin-left: 270px;
  flex: 1;
  transition: var(--transition);
}

/* Mobile Header */
.mobile-header {
  display: none;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  background-color: var(--bg-secondary);
  box-shadow: 0 4px 10px var(--shadow-color);
  position: sticky;
  top: 0;
  z-index: 900;
}

.mobile-header h2 {
  font-size: var(--font-size-lg);
}

.theme-btn-mobile {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid var(--primary-color);
  background-color: transparent;
  color: var(--primary-color);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: var(--transition);
}

.theme-btn-mobile:hover {
  background-color: var(--primary-color);
  color: white;
}

/* ========================================
   SECTIONS
   ======================================== */

.section {
  padding: var(--spacing-md);
  max-width: 950px;
  margin: 0 auto;
  animation: fadeIn 0.6s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.section-header {
  margin-bottom: var(--spacing-lg);
  animation: slideInLeft 0.6s ease;
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.section-header h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.header-line {
  width: 60px;
  height: 4px;
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--secondary-color)
  );
  border-radius: 2px;
}

/* ========================================
   ABOUT SECTION
   ======================================== */

.about-section {
  background-color: var(--bg-primary);
  padding-top: var(--spacing-md);
  padding-bottom: var(--spacing-md);
}

.about-content p {
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  text-align: justify;
  gap: var(--spacing-xs);
  margin: var(--spacing-sm) 0;
}

.about-content p strong {
  color: var(--primary-color);
  font-weight: 600;
}

/* Contact Info About */
.contact-info-about {
  margin-top: var(--spacing-lg);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.info-item i {
  color: var(--primary-color);
  font-size: var(--font-size-lg);
  margin-top: 2px;
}

.info-item span,
.info-item a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

.info-item a:hover {
  color: var(--primary-color);
}

/* ========================================
   EXPERIENCE SECTION (TIMELINE)
   ======================================== */

.timeline {
  position: relative;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 30px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(
    180deg,
    var(--primary-color),
    var(--secondary-color)
  );
  border-radius: 2px;
}

.timeline-item {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  position: relative;
  animation: slideInLeft 0.6s ease;
}

.timeline-marker {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background-color: var(--primary-color);
  border-radius: 50%;
  color: white;
  font-size: var(--font-size-lg);
  flex-shrink: 0;
  box-shadow: 0 4px 15px var(--shadow-color);
  transition: var(--transition);
}

.timeline-item:hover .timeline-marker {
  transform: scale(1.1);
  box-shadow: 0 8px 20px var(--shadow-color);
}

.timeline-content {
  background-color: var(--bg-secondary);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  flex-grow: 1;
  border-left: 4px solid var(--primary-color);
  transition: var(--transition);
}

.timeline-content:hover {
  box-shadow: 0 8px 20px var(--shadow-color);
  transform: translateY(-3px);
}

.experience-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-sm);
  gap: var(--spacing-md);
}

.experience-header h3 {
  font-size: var(--font-size-lg);
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.company-name {
  color: var(--primary-color);
  font-weight: 600;
  font-size: var(--font-size-base);
}

.experience-date {
  font-size: var(--font-size-sm);
  color: var(--text-light);
  white-space: nowrap;
  font-weight: 500;
}

.experience-description {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
  line-height: 1.6;
}

.experience-details {
  list-style: none;
  margin-bottom: var(--spacing-sm);
}

.experience-details li {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
  padding-left: var(--spacing-md);
  position: relative;
}

.experience-details li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: bold;
}

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.tech-badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background-color: black;
  color: white;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

/* ========================================
   PROJECTS SECTION
   ======================================== */

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-md);
}

.project-card {
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 4px 15px var(--shadow-color);
  transition: var(--transition);
  animation: slideInLeft 0.6s ease;
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 30px var(--shadow-color);
}

.project-image {
  width: 100%;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: rgba(255, 255, 255, 0.8);
  transition: var(--transition);
  background-size: cover !important;
  background-position: center !important;
  background-repeat: no-repeat !important;
  overflow: hidden;
}

.project-card:hover .project-image {
  transform: scale(1.05);
}

.project-info {
  padding: var(--spacing-md);
}

.project-info h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.project-info p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.project-links {
  display: flex;
  gap: var(--spacing-md);
}

/* ========================================
   SERVICES SECTION
   ======================================== */

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
}

.service-card {
  background-color: var(--bg-secondary);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  text-align: center;
  transition: var(--transition);
  border: 2px solid transparent;
  animation: slideInLeft 0.6s ease;
}

.service-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-5px);
  box-shadow: 0 8px 20px var(--shadow-color);
}

.service-icon {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
  transition: var(--transition);
}

.service-card:hover .service-icon {
  transform: scale(1.2) rotateZ(10deg);
}

.service-card h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.service-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ========================================
   CONTACT SECTION
   ======================================== */

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.contact-item {
  display: flex;
  gap: var(--spacing-md);
  animation: slideInLeft 0.6s ease;
}

.contact-item i {
  font-size: var(--font-size-xl);
  color: var(--primary-color);
  margin-top: 4px;
}

.contact-item h4 {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.contact-item p {
  color: var(--text-secondary);
}

.contact-item a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
}

.contact-item a:hover {
  text-decoration: underline;
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  animation: slideInLeft 0.6s ease 0.1s both;
}

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

.form-group label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.form-group input,
.form-group textarea {
  padding: var(--spacing-md);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-message {
  margin-top: var(--spacing-md);
  font-size: var(--font-size-sm);
  text-align: center;
  display: none;
}

.form-message.success {
  color: #27ae60;
  display: block;
}

.form-message.error {
  color: #e74c3c;
  display: block;
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
}

.btn-primary {
  background-color: var(--primary-color);
  color: white;
}

.btn-primary:hover {
  background-color: var(--secondary-color);
  transform: translateY(-2px);
  box-shadow: 0 8px 15px var(--shadow-color);
}

.btn-secondary {
  background-color: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
  background-color: var(--primary-color);
  color: white;
}

.btn-large {
  padding: var(--spacing-lg) var(--spacing-xl);
  font-size: var(--font-size-lg);
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
  text-align: center;
  padding: var(--spacing-lg) var(--spacing-md);
  color: var(--text-secondary);
  border-top: 2px solid var(--border-color);
  margin-top: var(--spacing-lg);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 768px) {
  /* Sidebar becomes hamburger */
  .sidebar {
    width: 250px;
    transform: translateX(-100%);
    position: fixed;
    height: 100vh;
    z-index: 1001;
  }

  .sidebar.active {
    transform: translateX(0);
  }

  .mobile-menu-toggle {
    display: flex;
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    z-index: 1002;
  }

  .sidebar.active .mobile-menu-toggle span:nth-child(1) {
    transform: rotate(45deg) translate(10px, 10px);
  }

  .sidebar.active .mobile-menu-toggle span:nth-child(2) {
    opacity: 0;
  }

  .sidebar.active .mobile-menu-toggle span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
  }

  /* Main content adjusts */
  .main-content {
    margin-left: 0;
  }

  /* Mobile header appears */
  .mobile-header {
    display: flex;
  }

  .theme-btn-mobile {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  /* Hide desktop theme button */
  .theme-toggle {
    display: none;
  }

  .theme-btn {
    display: none;
  }

  /* Section adjustments */
  .section {
    padding: var(--spacing-md);
  }

  .section-header h2 {
    font-size: var(--font-size-xl);
  }

  /* Contact wrapper */
  .contact-wrapper {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  /* Timeline adjustments */
  .timeline::before {
    left: 20px;
  }

  .timeline-marker {
    width: 50px;
    height: 50px;
    font-size: var(--font-size-base);
  }

  .experience-header {
    flex-direction: column;
  }

  .experience-date {
    white-space: normal;
  }

  /* Projects grid */
  .projects-grid {
    grid-template-columns: 1fr;
  }

  /* Services grid */
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Skills grid */
  .skills-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  :root {
    --spacing-lg: 1.2rem;
    --spacing-xl: 1.5rem;
    --font-size-2xl: 1.4rem;
  }

  .section {
    padding: var(--spacing-sm);
  }

  .section-header h2 {
    font-size: var(--font-size-lg);
  }

  .sidebar {
    width: 100%;
  }

  .profile-image {
    width: 85px;
    height: 85px;
  }

  .profile-name {
    font-size: var(--font-size-base);
  }

  .profile-title {
    font-size: 0.85rem;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .project-links {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .project-links .btn {
    width: 100%;
    justify-content: center;
  }

  .btn-large {
    width: 100%;
    justify-content: center;
  }

  .contact-item {
    gap: var(--spacing-sm);
  }

  .experience-details li {
    font-size: var(--font-size-sm);
  }

  .timeline-item {
    gap: var(--spacing-sm);
  }

  .timeline-marker {
    width: 45px;
    height: 45px;
    font-size: var(--font-size-sm);
  }

  .timeline-content {
    padding: var(--spacing-sm);
  }

  .timeline::before {
    left: 18px;
  }

  .mobile-header h2 {
    font-size: var(--font-size-base);
  }

  .skill-tags {
    gap: var(--spacing-xs);
  }

  .skill-tag {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
  }
}

/* ========================================
   SCROLLBAR STYLING
   ======================================== */

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: #111111;
  /* changed from var(--primary-color) */
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: #333333;
  /* changed from var(--secondary-color) */
}

/* Modal Styles */
.modal-overlay {
  display: none;
  /* Hidden by default */
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 1000;
  justify-content: center;
  align-items: center;
  backdrop-filter: blur(4px);
}

.modal-content {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  max-width: 400px;
  text-align: center;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.dark-mode .modal-content {
  background: #1e1e1e;
  color: white;
}

.modal-content h3 {
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.modal-content p {
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.modal-active {
  display: flex;
  animation: fadeIn 0.3s ease;
}

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

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Filter Buttons */
.project-filters {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.filter-btn {
  padding: var(--spacing-xs) var(--spacing-md);
  border: 1.5px solid var(--primary-color);
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--primary-color);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

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

/* Category Badge on Card */
.project-category-badge {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  padding: 2px var(--spacing-sm);
  background-color: var(--primary-color);
  color: white;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  z-index: 1;
}

.project-category-badge.static {
  background-color: #10b981;
}

/* Make project-card relative for badge positioning */
.project-card {
  position: relative;
}

/* Hidden cards when filtered */
.project-card.hidden {
  display: none;
}

/* Project Card Buttons */
.project-links .btn {
  padding: 0.35rem 0.85rem;
  font-size: 0.78rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.project-links .btn i {
  font-size: 0.78rem;
}

/* GitHub Black Button */
.btn-github {
  background-color: #000000 !important;
  color: #ffffff !important;
  border: 1.5px solid #000000 !important;
  transition: var(--transition);
}

.btn-github i {
  background-color: #222222 !important;
  border-color: #222222 !important;
  color: #ffffff !important;
}

.btn-secondary {
  background-color: #000000 !important;
  color: #ffffff !important;
  border: 1.5px solid #000000 !important;
  transition: var(--transition);
}

/* ========================================
   ABOUT & TECH STACK
   ======================================== */

/* Override about text to match bryllim style */
.about-bio {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm); /* reduced from var(--spacing-md) */
  text-align: left;
  font-weight: 400;
}

.about-bio strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* Tech Stack Section */
.techstack-section {
  margin-top: var(--spacing-md);
  border-top: 1px solid var(--border-color);
  padding-top: var(--spacing-md);
}

.techstack-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.techstack-group {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-lg);
  padding: var(--spacing-xs) 0;
  border-bottom: 1px solid var(--border-color);
}

.techstack-group:last-child {
  border-bottom: none;
}

.techstack-label {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--text-primary);
  min-width: 130px;
  padding-top: 2px;
  flex-shrink: 0;
}

.techstack-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.techstack-pills span {
  font-size: 0.78rem;
  color: var(--text-secondary);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1px var(--spacing-sm);
  transition: var(--transition);
  cursor: default;
}

.techstack-pills span:hover {
  color: var(--primary-color);
  border-color: var(--primary-color);
  background-color: var(--bg-primary);
}

/* Responsive - stack to 1 column on mobile */
@media (max-width: 600px) {
  .cert-list {
    grid-template-columns: 1fr;
  }
}

/* Tech Stack Pill Icon Colors */
.techstack-pills .fa-html5 {
  color: #e34c26;
}

.techstack-pills .fa-css3-alt {
  color: #264de4;
}

.techstack-pills .fa-bootstrap {
  color: #7952b3;
}

.techstack-pills .fa-js-square {
  color: #f7df1e;
}

.techstack-pills .fa-angular {
  color: #dd0031;
}

.techstack-pills .fa-react {
  color: #61dafb;
}

.techstack-pills .fa-php {
  color: #8892be;
}

.techstack-pills .fa-github {
  color: #181717;
}

.techstack-pills .fa-microsoft {
  color: #0078d4;
}

.techstack-pills .fa-google {
  color: #4285f4;
}

.techstack-pills .fa-robot {
  color: var(--primary-color);
}

.techstack-pills .fa-brain {
  color: var(--primary-color);
}

/* Keep icon color on hover */
.techstack-pills span:hover i {
  color: inherit;
}

/* ========================================
   CERTIFICATIONS SECTION
   ======================================== */

.cert-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.cert-count {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.btn-view-all {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-md);
  border: 1.5px solid var(--text-primary);
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-view-all:hover {
  background-color: var(--text-primary);
  color: var(--bg-primary);
}

/* Cert Preview List */
.cert-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-sm);
}

.cert-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--text-primary);
  transition: var(--transition);
}

.cert-item:hover {
  transform: translateX(4px);
  box-shadow: 0 4px 12px var(--shadow-color);
}

.cert-icon {
  font-size: 1.2rem;
  color: var(--text-primary);
  flex-shrink: 0;
}

.cert-info h4 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.cert-issuer {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* Cert Modal */
.cert-modal-content {
  max-width: 520px;
  width: 90%;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  text-align: left;
  padding: 0;
  overflow: hidden;
}

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

.cert-modal-header h3 {
  font-size: var(--font-size-lg);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.cert-modal-close {
  background: none;
  border: none;
  font-size: 1.1rem;
  cursor: pointer;
  color: var(--text-secondary);
  padding: var(--spacing-xs);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.cert-modal-close:hover {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

.cert-modal-list {
  overflow-y: auto;
  padding: var(--spacing-md) var(--spacing-lg);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-sm);
}

.cert-modal-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  border-bottom: none;
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--text-primary);
}

@media (max-width: 500px) {
  .cert-modal-list {
    grid-template-columns: 1fr;
  }
}

.cert-modal-item:last-child {
  border-bottom: none;
}

.cert-modal-item i {
  color: var(--text-primary);
  font-size: 1rem;
  margin-top: 3px;
  flex-shrink: 0;
}

.cert-modal-item h4 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.cert-modal-item p {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* Dark mode */
body.dark-mode .cert-item {
  background-color: #1a1a1a;
  border-left-color: #cccccc;
}

body.dark-mode .cert-modal-content {
  background-color: #1a1a1a;
}

body.dark-mode .btn-view-all {
  border-color: #cccccc;
  color: #cccccc;
}

body.dark-mode .btn-view-all:hover {
  background-color: #333333;
  color: #ffffff;
}

/* Cert View Button */
.cert-view-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 10px;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-primary);
    border: 1.5px solid var(--text-primary);
    border-radius: var(--radius-sm);
    text-decoration: none;
    white-space: nowrap;
    margin-left: auto;   /* pushes button to the far right */
    flex-shrink: 0;
    transition: var(--transition);
}

.cert-view-btn:hover {
    background-color: var(--text-primary);
    color: var(--bg-primary);
}

.cert-view-btn i {
    font-size: 0.68rem;
}

/* Dark mode */
body.dark-mode .cert-view-btn {
    border-color: #cccccc;
    color: #cccccc;
}

body.dark-mode .cert-view-btn:hover {
    background-color: #333333;
    color: #ffffff;
    border-color: #555555;
}