/* ============================================
   PORTFOLIO WEBSITE — SHARED STYLES
   Author: Suraj Jude
   ============================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Primary gradients */
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-hero: linear-gradient(135deg, #6366f1 0%, #a855f7 30%, #ec4899 60%, #f97316 100%);
  --gradient-accent: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-blue: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --gradient-sunset: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
  --gradient-ocean: linear-gradient(135deg, #a18cd1 0%, #fbc2eb 100%);
  --gradient-warm: linear-gradient(135deg, #f6d365 0%, #fda085 100%);
  --gradient-cool: linear-gradient(135deg, #89f7fe 0%, #66a6ff 100%);
  --gradient-timeline: linear-gradient(180deg, #667eea 0%, #a855f7 50%, #ec4899 100%);

  /* Solid colors */
  --color-primary: #6366f1;
  --color-secondary: #a855f7;
  --color-accent: #ec4899;
  --color-success: #10b981;
  --color-warning: #f59e0b;

  /* Neutrals */
  --color-bg: #0f0f1a;
  --color-bg-secondary: #1a1a2e;
  --color-bg-card: rgba(255, 255, 255, 0.05);
  --color-bg-glass: rgba(255, 255, 255, 0.08);
  --color-text: #e2e8f0;
  --color-text-muted: #94a3b8;
  --color-text-heading: #f8fafc;
  --color-border: rgba(255, 255, 255, 0.1);

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Typography */
  --font-family: 'Poppins', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3.5rem;

  /* Border radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.5);
  --shadow-glow-primary: 0 0 30px rgba(99, 102, 241, 0.3);
  --shadow-glow-accent: 0 0 30px rgba(236, 72, 153, 0.3);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Layout */
  --max-width: 1200px;
  --navbar-height: 70px;
}

/* ---------- Light Mode ---------- */
[data-theme="light"] {
  --color-bg: #f8fafc;
  --color-bg-secondary: #f1f5f9;
  --color-bg-card: rgba(255, 255, 255, 0.8);
  --color-bg-glass: rgba(255, 255, 255, 0.6);
  --color-text: #334155;
  --color-text-muted: #64748b;
  --color-text-heading: #0f172a;
  --color-border: rgba(0, 0, 0, 0.1);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.15);
  --shadow-glow-primary: 0 0 30px rgba(99, 102, 241, 0.15);
  --shadow-glow-accent: 0 0 30px rgba(236, 72, 153, 0.15);
}

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

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

body {
  font-family: var(--font-family);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}

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

ul, ol {
  list-style: none;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  outline: none;
}

::selection {
  background: var(--color-primary);
  color: #fff;
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar {
  width: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
}

/* ---------- Utility Classes ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.section {
  padding: var(--space-4xl) 0;
}

.section-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--color-text-heading);
  text-align: center;
  margin-bottom: var(--space-md);
}

.section-title span {
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-3xl);
}

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

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  font-weight: 600;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: var(--shadow-glow-primary);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 40px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border: 2px solid var(--color-border);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow-primary);
}

.btn-accent {
  background: var(--gradient-accent);
  color: #fff;
  box-shadow: var(--shadow-glow-accent);
}

.btn-accent:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 40px rgba(236, 72, 153, 0.5);
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--navbar-height);
  z-index: 1000;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
}

.navbar.scrolled {
  background: rgba(15, 15, 26, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 2px 30px rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid var(--color-border);
}

[data-theme="light"] .navbar.scrolled {
  background: rgba(248, 250, 252, 0.85);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text-heading);
  z-index: 1001;
}

.nav-logo-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  color: #fff;
  font-size: var(--font-size-sm);
  font-weight: 800;
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  padding: var(--space-sm) 0;
  transition: color var(--transition-fast);
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* Theme Toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-size: var(--font-size-lg);
  cursor: pointer;
  transition: all var(--transition-base);
}

.theme-toggle:hover {
  background: var(--color-bg-card);
  transform: rotate(30deg);
}

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

[data-theme="light"] .theme-toggle .icon-moon {
  display: none;
}

[data-theme="light"] .theme-toggle .icon-sun {
  display: block;
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  cursor: pointer;
  z-index: 1001;
  background: none;
  border: none;
  padding: 0;
}

.nav-hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text-heading);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.nav-hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-hamburger.active span:nth-child(2) {
  opacity: 0;
}

.nav-hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.nav-mobile-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.nav-mobile-overlay.active {
  display: block;
  opacity: 1;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand h3 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-text-heading);
  margin-bottom: var(--space-sm);
}

.footer-brand p {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  max-width: 300px;
}

.footer-links h4,
.footer-social h4 {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text-heading);
  margin-bottom: var(--space-md);
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-links a {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-primary);
}

.footer-social-icons {
  display: flex;
  gap: var(--space-md);
}

.social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: var(--font-size-lg);
  transition: all var(--transition-base);
}

.social-icon:hover {
  background: var(--gradient-primary);
  color: #fff;
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow-primary);
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-bottom-links a {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer-bottom-links a:hover {
  color: var(--color-primary);
}

/* ============================================
   HERO SECTION (index.html)
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-hero);
  background-size: 400% 400%;
  animation: gradientShift 8s ease infinite;
  z-index: 0;
}

.hero-bg::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at center, transparent 0%, var(--color-bg) 75%);
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Floating particles */
.hero-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  overflow: hidden;
}

.particle {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  animation: float linear infinite;
}

@keyframes float {
  0% { transform: translateY(100vh) rotate(0deg); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-10vh) rotate(360deg); opacity: 0; }
}

.hero-container {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-3xl);
  align-items: center;
  position: relative;
  z-index: 2;
  width: 100%;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: left;
  max-width: 100%;
  padding: 0;
}

/* Hero Profile Photo styling */
.hero-photo-wrapper {
  position: relative;
  width: 320px;
  height: 320px;
  margin: 0 auto;
}

.hero-photo {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  padding: 5px;
  background: var(--gradient-hero);
  position: relative;
  box-shadow: var(--shadow-glow-primary);
}

.hero-photo-inner {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: var(--color-bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-profile-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  filter: contrast(1.08) brightness(1.05) saturate(1.15);
  transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-profile-photo:hover {
  filter: contrast(1.12) brightness(1.1) saturate(1.3) drop-shadow(0 0 15px rgba(99, 102, 241, 0.5));
  transform: scale(1.05);
}

.hero-photo-wrapper::before {
  content: '';
  position: absolute;
  top: -12px;
  left: -12px;
  right: -12px;
  bottom: -12px;
  border-radius: 50%;
  border: 2px dashed var(--color-border);
  animation: spin 25s linear infinite;
  opacity: 0.7;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.5rem 1.25rem;
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
  backdrop-filter: blur(10px);
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  animation: pulse 2s ease infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero-name {
  font-size: var(--font-size-5xl);
  font-weight: 800;
  color: #fff;
  margin-bottom: var(--space-md);
  line-height: 1.1;
}

.hero-tagline {
  font-size: var(--font-size-2xl);
  font-weight: 300;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-lg);
  min-height: 2.4rem;
}

.hero-tagline .typed-text {
  border-right: 2px solid var(--color-accent);
  padding-right: 4px;
  animation: blink 0.8s step-end infinite;
}

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

.hero-description {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.6);
  max-width: 600px;
  margin: 0 0 var(--space-2xl);
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
  justify-content: flex-start;
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
}

.hero-socials {
  display: flex;
  gap: var(--space-md);
  justify-content: flex-start;
}

.hero-socials .social-icon {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.8);
}

.hero-socials .social-icon:hover {
  background: #fff;
  color: var(--color-primary);
  border-color: #fff;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: rgba(255, 255, 255, 0.5);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 2px;
  animation: scrollBounce 2s ease infinite;
}

.scroll-indicator .mouse {
  width: 24px;
  height: 38px;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-radius: 12px;
  position: relative;
}

.scroll-indicator .mouse::after {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-full);
  animation: mouseScroll 2s ease infinite;
}

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

@keyframes mouseScroll {
  0% { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(10px); }
}

/* Home About Preview */
.home-about {
  background: var(--color-bg-secondary);
}

.home-about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.home-about-text h2 {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-text-heading);
  margin-bottom: var(--space-lg);
}

.home-about-text p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
  line-height: 1.8;
}

.home-about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.stat-card {
  text-align: center;
  padding: var(--space-lg);
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}

.stat-card .number {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-card .label {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: var(--space-xs);
}

/* ============================================
   ABOUT PAGE
   ============================================ */
.page-header {
  padding-top: calc(var(--navbar-height) + var(--space-4xl));
  padding-bottom: var(--space-3xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-hero);
  opacity: 0.05;
  z-index: 0;
}

.page-header .container {
  position: relative;
  z-index: 1;
}

/* About intro */
.about-intro {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.about-photo-wrapper {
  position: relative;
  width: 250px;
  height: 250px;
  margin: 0 auto;
}

.about-photo {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  padding: 4px;
  background: var(--gradient-hero);
  position: relative;
}

.about-photo-inner {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: var(--color-bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.about-photo-inner svg {
  width: 60%;
  height: 60%;
  color: var(--color-text-muted);
  opacity: 0.5;
}

/* Profile Photo Filter */
.profile-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  filter: contrast(1.08) brightness(1.05) saturate(1.15);
  transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.profile-photo:hover {
  filter: contrast(1.12) brightness(1.1) saturate(1.3) drop-shadow(0 0 12px rgba(99, 102, 241, 0.4));
  transform: scale(1.05);
}

/* Decorative ring around photo */
.about-photo-wrapper::before {
  content: '';
  position: absolute;
  top: -10px;
  left: -10px;
  right: -10px;
  bottom: -10px;
  border-radius: 50%;
  border: 2px dashed var(--color-border);
  animation: spin 20s linear infinite;
}

@keyframes spin {
  100% { transform: rotate(360deg); }
}

.about-bio h2 {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-text-heading);
  margin-bottom: var(--space-md);
}

.about-bio p {
  color: var(--color-text-muted);
  line-height: 1.9;
  margin-bottom: var(--space-lg);
}

.about-bio .info-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xl);
  margin-top: var(--space-lg);
}

.about-bio .info-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.about-bio .info-item svg {
  width: 18px;
  height: 18px;
  color: var(--color-primary);
}

/* Skills Section */
.skills-section {
  background: var(--color-bg-secondary);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-xl);
}

.skill-category {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  backdrop-filter: blur(10px);
  transition: all var(--transition-base);
}

.skill-category:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(99, 102, 241, 0.3);
}

.skill-category-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.skill-category-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
}

.skill-category-header h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-heading);
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.skill-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 1rem;
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  transition: all var(--transition-base);
}

.skill-tag:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
}

/* Certifications Section */
.certs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--space-xl);
}

.cert-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
}

.cert-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-primary);
}

.cert-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.cert-card .cert-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  font-size: var(--font-size-xl);
  color: #fff;
}

.cert-card h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-heading);
  margin-bottom: var(--space-sm);
}

.cert-card .cert-issuer {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.cert-card .cert-date {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Certificate Iframe Embeds */
.cert-iframe-container {
  width: 100%;
  margin-top: var(--space-lg);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-bg-secondary);
  box-shadow: var(--shadow-sm);
  display: flex;
  justify-content: center;
  align-items: center;
}

.cert-iframe-container iframe {
  width: 100% !important;
  max-width: 100% !important;
  display: block;
}

/* Languages spoken */
.languages-row {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
  margin-top: var(--space-xl);
}

.language-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.5rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  backdrop-filter: blur(10px);
  transition: all var(--transition-base);
}

.language-item:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.language-item .lang-flag {
  font-size: var(--font-size-xl);
}

.language-item .lang-info {
  text-align: left;
}

.language-item .lang-name {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-heading);
}

.language-item .lang-level {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* ============================================
   PROJECTS PAGE
   ============================================ */
/* Filter bar */
.filter-bar {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-3xl);
}

.filter-btn {
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

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

.filter-btn.active {
  background: var(--gradient-primary);
  color: #fff;
  border-color: transparent;
  box-shadow: var(--shadow-glow-primary);
}

/* Project Card */
.project-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  backdrop-filter: blur(10px);
  margin-bottom: var(--space-3xl);
  transition: all var(--transition-base);
}

.project-card:hover {
  box-shadow: var(--shadow-xl);
  border-color: rgba(99, 102, 241, 0.3);
}

.project-card-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.project-image {
  position: relative;
  min-height: 350px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Video container — let video dictate aspect ratio */
.project-image--video {
  min-height: 0;
  align-items: stretch;
}

.project-image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.project-image-placeholder svg {
  width: 80px;
  height: 80px;
  opacity: 0.4;
}

.project-image-placeholder.gradient-1 {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
}

.project-image-placeholder.gradient-2 {
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 50%, #43e97b 100%);
}

/* Project Video */
.project-video {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
  background: var(--color-bg-secondary);
  transition: filter var(--transition-base);
}

.project-card:hover .project-video {
  filter: brightness(1.08);
}

/* ---- Project Image Carousel ---- */
.project-carousel {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  background: var(--color-bg-secondary);
  overflow: hidden;
}

.carousel-track {
  position: relative;
  width: 100%;
  height: 100%;
}

.carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  opacity: 0;
  transition: opacity 0.7s ease, transform 0.7s ease;
  transform: scale(1.02);
}

.carousel-slide.active {
  opacity: 1;
  transform: scale(1);
  z-index: 1;
}

/* Prev / Next arrows */
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(6px);
  color: #fff;
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.15);
  opacity: 0;
  transition: all var(--transition-base);
  cursor: pointer;
}

.project-card:hover .carousel-btn {
  opacity: 1;
}

.carousel-btn:hover {
  background: rgba(99, 102, 241, 0.7);
  transform: translateY(-50%) scale(1.1);
}

.carousel-btn--prev {
  left: 12px;
}

.carousel-btn--next {
  right: 12px;
}

/* Dots */
.carousel-dots {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 2;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.35);
  cursor: pointer;
  transition: all var(--transition-base);
  padding: 0;
}

.carousel-dot.active {
  background: #fff;
  transform: scale(1.3);
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.5);
}

.project-info {
  padding: var(--space-2xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.project-info .project-date {
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.project-info h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-text-heading);
  margin-bottom: var(--space-md);
}

.project-info .project-desc {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

.project-info .project-role {
  margin-bottom: var(--space-lg);
  padding: var(--space-md);
  background: var(--color-bg-glass);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-primary);
}

.project-info .project-role strong {
  color: var(--color-text-heading);
  font-size: var(--font-size-sm);
}

.project-info .project-role p {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  margin-top: var(--space-xs);
}

.project-tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.tech-tag {
  padding: 0.3rem 0.8rem;
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  color: var(--color-text);
  font-weight: 500;
}

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

/* Architecture diagram */
.architecture-section {
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.architecture-section h4 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-heading);
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.arch-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.arch-box {
  padding: 0.75rem 1.25rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-text-heading);
  text-align: center;
  min-width: 100px;
  transition: all var(--transition-base);
}

.arch-box:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow-primary);
}

.arch-arrow {
  color: var(--color-primary);
  font-size: var(--font-size-xl);
  font-weight: 700;
}

/* ============================================
   EDUCATION PAGE — TIMELINE
   ============================================ */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-xl) 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 100%;
  background: var(--gradient-timeline);
  border-radius: var(--radius-full);
}

.timeline-item {
  position: relative;
  width: 50%;
  padding: 0 var(--space-2xl);
  margin-bottom: var(--space-3xl);
}

.timeline-item:nth-child(odd) {
  left: 0;
  text-align: right;
}

.timeline-item:nth-child(even) {
  left: 50%;
  text-align: left;
}

.timeline-dot {
  position: absolute;
  top: var(--space-xl);
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--gradient-primary);
  border: 3px solid var(--color-bg);
  z-index: 1;
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.5);
}

.timeline-item:nth-child(odd) .timeline-dot {
  right: -10px;
}

.timeline-item:nth-child(even) .timeline-dot {
  left: -10px;
}

.timeline-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  backdrop-filter: blur(10px);
  transition: all var(--transition-base);
}

.timeline-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(99, 102, 241, 0.3);
}

.timeline-card .year-badge {
  display: inline-flex;
  padding: 0.3rem 0.8rem;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: #fff;
  margin-bottom: var(--space-md);
}

.timeline-card h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-heading);
  margin-bottom: var(--space-sm);
}

.timeline-card .institution {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.timeline-card .score {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  padding: 0.3rem 0.8rem;
  background: var(--color-bg-glass);
  border-radius: var(--radius-full);
}

.timeline-card .score svg {
  width: 14px;
  height: 14px;
  color: var(--color-warning);
}

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.contact-form {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  backdrop-filter: blur(10px);
}

.contact-form h3 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-text-heading);
  margin-bottom: var(--space-lg);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-heading);
  margin-bottom: var(--space-sm);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  background: var(--color-bg-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-group .error-msg {
  font-size: var(--font-size-xs);
  color: #ef4444;
  margin-top: var(--space-xs);
  display: none;
}

.form-group.error input,
.form-group.error textarea {
  border-color: #ef4444;
}

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

.form-success {
  display: none;
  text-align: center;
  padding: var(--space-2xl);
}

.form-success.show {
  display: block;
}

.form-success .success-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  font-size: var(--font-size-3xl);
  color: #fff;
}

.form-success h4 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-text-heading);
  margin-bottom: var(--space-sm);
}

.form-success p {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

/* Contact info cards */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.contact-info h3 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-text-heading);
  margin-bottom: var(--space-sm);
}

.contact-info > p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.contact-card {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-lg);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(10px);
  transition: all var(--transition-base);
}

.contact-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(99, 102, 241, 0.3);
}

.contact-card-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  flex-shrink: 0;
}

.contact-card-info h4 {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text-heading);
  margin-bottom: var(--space-xs);
}

.contact-card-info a,
.contact-card-info p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

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

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left.active {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.active {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-scale.active {
  opacity: 1;
  transform: scale(1);
}

/* ============================================
   RESPONSIVE — TABLET
   ============================================ */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-xl);
    padding-top: calc(var(--navbar-height) + var(--space-2xl));
  }

  .hero-content {
    text-align: center;
    order: 2;
  }

  .hero-content .hero-description {
    margin: 0 auto var(--space-2xl);
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-socials {
    justify-content: center;
  }

  .hero-photo-wrapper {
    width: 260px;
    height: 260px;
    order: 1;
    margin-bottom: var(--space-md);
  }

  .home-about-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-intro {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-bio .info-row {
    justify-content: center;
  }

  .project-card-inner {
    grid-template-columns: 1fr;
  }

  .project-image {
    min-height: 250px;
  }

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

  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
}

/* ============================================
   RESPONSIVE — MOBILE
   ============================================ */
@media (max-width: 768px) {
  :root {
    --font-size-5xl: 2.5rem;
    --font-size-4xl: 2rem;
    --font-size-3xl: 1.5rem;
    --font-size-2xl: 1.25rem;
  }

  .container {
    padding: 0 var(--space-md);
  }

  .section {
    padding: var(--space-3xl) 0;
  }

  /* Mobile nav */
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-bg-secondary);
    flex-direction: column;
    justify-content: center;
    padding: var(--space-2xl);
    transition: right var(--transition-base);
    border-left: 1px solid var(--color-border);
    z-index: 1000;
  }

  .nav-links.active {
    right: 0;
  }

  .nav-link {
    font-size: var(--font-size-lg);
    padding: var(--space-md) 0;
  }

  .nav-hamburger {
    display: flex;
  }

  /* Hero */
  .hero-name {
    font-size: var(--font-size-4xl);
  }

  .hero-tagline {
    font-size: var(--font-size-xl);
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  /* Stats */
  .home-about-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-sm);
  }

  /* About */
  .about-photo-wrapper {
    width: 200px;
    height: 200px;
  }

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

  /* Certs */
  .certs-grid {
    grid-template-columns: 1fr;
  }

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

  .timeline-item {
    width: 100%;
    left: 0 !important;
    padding-left: 55px;
    padding-right: 0;
    text-align: left !important;
  }

  .timeline-dot {
    left: 11px !important;
    right: auto !important;
  }

  /* Footer */
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-brand p {
    max-width: 100%;
  }

  .footer-social-icons {
    justify-content: center;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  .footer-bottom-links {
    justify-content: center;
  }

  /* Languages */
  .languages-row {
    flex-direction: column;
    align-items: center;
  }

  /* Arch flow */
  .arch-flow {
    flex-direction: column;
  }

  .arch-arrow {
    transform: rotate(90deg);
  }
}

@media (max-width: 480px) {
  :root {
    --font-size-5xl: 2rem;
    --font-size-4xl: 1.75rem;
  }

  .home-about-stats {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   NEW HOMEPAGE SECTIONS
   ============================================ */

/* ---- Specialization / Services Section ---- */
.home-services {
  position: relative;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
}

.service-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  backdrop-filter: blur(10px);
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: var(--shadow-lg), var(--shadow-glow-primary);
}

.service-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-sm);
  transition: transform var(--transition-base);
}

.service-card:hover .service-icon {
  transform: scale(1.1) rotate(5deg);
}

.service-card h3 {
  font-size: var(--font-size-xl);
  color: var(--color-text-heading);
  font-weight: 600;
}

.service-card p {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  line-height: 1.6;
}

/* ---- Featured Projects Section ---- */
.home-projects {
  position: relative;
}

.featured-projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--space-2xl);
  margin-top: var(--space-2xl);
}

.featured-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  backdrop-filter: blur(10px);
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
}

.featured-card:hover {
  transform: translateY(-8px);
  border-color: rgba(168, 85, 247, 0.4);
  box-shadow: var(--shadow-lg), var(--shadow-glow-accent);
}

.featured-card-image {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.gradient-1-bg {
  background: var(--gradient-primary);
}

.gradient-2-bg {
  background: var(--gradient-accent);
}

.project-card-svg {
  width: 64px;
  height: 64px;
  color: rgba(255, 255, 255, 0.85);
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
  transition: transform var(--transition-base);
}

.featured-card:hover .project-card-svg {
  transform: scale(1.15) rotate(-3deg);
}

.featured-card-content {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.featured-card-category {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.featured-card-content h3 {
  font-size: var(--font-size-lg);
  color: var(--color-text-heading);
  margin-bottom: var(--space-sm);
}

.featured-card-content p {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-md);
  line-height: 1.6;
}

.featured-card-tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.featured-card-link {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  font-weight: 500;
  margin-top: auto;
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.featured-card-link:hover {
  color: var(--color-secondary);
  transform: translateX(4px);
}

.featured-projects-cta {
  text-align: center;
  margin-top: var(--space-3xl);
}

/* ---- Home CTA Section ---- */
.home-cta {
  padding-bottom: var(--space-4xl);
}

.cta-box {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.08) 0%, rgba(236, 72, 153, 0.08) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2xl);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.05) 0%, transparent 70%);
  pointer-events: none;
  animation: pulseRotate 15s linear infinite;
}

@keyframes pulseRotate {
  0% { transform: rotate(0deg) scale(1); }
  50% { transform: rotate(180deg) scale(1.1); }
  100% { transform: rotate(360deg) scale(1); }
}

.cta-content {
  max-width: 600px;
  position: relative;
  z-index: 1;
}

.cta-content h2 {
  font-size: var(--font-size-2xl);
  color: var(--color-text-heading);
  margin-bottom: var(--space-sm);
  line-height: 1.3;
}

.cta-content p {
  color: var(--color-text-muted);
  font-size: var(--font-size-base);
  line-height: 1.6;
}

.cta-action {
  position: relative;
  z-index: 1;
  flex-shrink: 0;
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.875rem 2rem;
  font-weight: 600;
  box-shadow: var(--shadow-glow-primary);
}

.btn-cta:hover {
  box-shadow: 0 0 40px rgba(99, 102, 241, 0.5);
  transform: translateY(-2px);
}

/* ---- Responsive Adjustments for New Sections ---- */
@media (max-width: 992px) {
  .cta-box {
    flex-direction: column;
    text-align: center;
    padding: var(--space-2xl);
  }
  
  .cta-content {
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .featured-projects-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: var(--space-2xl) auto 0;
  }
}

/* ============================================
   EXPERIENCE SECTION (about.html)
   ============================================ */
.experience-timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  max-width: 800px;
  margin: var(--space-2xl) auto 0;
}

.experience-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl) var(--space-2xl);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
}

.experience-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--gradient-primary);
}

.experience-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(99, 102, 241, 0.2);
}

.experience-header {
  margin-bottom: var(--space-md);
  position: relative;
}

.exp-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: rgba(16, 185, 129, 0.1);
  color: var(--color-success);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-xs);
}

.experience-header h3 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text-heading);
  margin-bottom: var(--space-xs);
}

.exp-org {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.exp-org svg {
  color: var(--color-primary);
}

.exp-details {
  list-style-type: disc;
  margin-left: var(--space-lg);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}