/* ============================================================
   HARIS PRASATH RS — PORTFOLIO STYLESHEET
   Stack: Vanilla CSS | Dark Theme | Glassmorphism | Animated
   ============================================================ */

/* ─── CSS CUSTOM PROPERTIES ─────────────────────────────── */
:root {
  /* Colors */
  --bg-base:        #080b14;
  --bg-surface:     #0d1117;
  --bg-elevated:    #161b27;
  --bg-card:        rgba(22, 27, 39, 0.7);

  --accent-cyan:    #00d4ff;
  --accent-purple:  #a855f7;
  --accent-pink:    #f472b6;
  --accent-amber:   #fbbf24;
  --accent-green:   #34d399;

  --gradient-primary: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 100%);
  --gradient-warm:    linear-gradient(135deg, var(--accent-amber) 0%, var(--accent-pink) 100%);
  --gradient-cool:    linear-gradient(135deg, var(--accent-green) 0%, var(--accent-cyan) 100%);

  --text-primary:   #f0f6ff;
  --text-secondary: #8b9abf;
  --text-muted:     #4a5568;
  --text-accent:    var(--accent-cyan);

  /* Glassmorphism */
  --glass-bg:       rgba(13, 17, 23, 0.6);
  --glass-border:   rgba(255, 255, 255, 0.06);
  --glass-blur:     20px;

  /* Spacing */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  1.5rem;
  --space-lg:  2rem;
  --space-xl:  3rem;
  --space-2xl: 5rem;

  /* Border radius */
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-xl: 2rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:  0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md:  0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-lg:  0 16px 48px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.15);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;

  /* Typography */
  --font-sans: 'Outfit', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Layout */
  --max-width: 1200px;
  --nav-height: 72px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  font-size: 16px;
}

body {
  background-color: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: rgba(0, 212, 255, 0.25);
  color: var(--text-primary);
}

a {
  color: inherit;
  text-decoration: none;
}

ul { list-style: none; }

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

/* ─── SCROLLBAR ─────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-surface); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(var(--accent-cyan), var(--accent-purple));
  border-radius: var(--radius-full);
}

/* ─── NAVBAR ────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.navbar.scrolled {
  background: rgba(8, 11, 20, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--glass-border), var(--shadow-md);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  transition: opacity var(--transition-fast);
}
.nav-logo:hover { opacity: 0.8; }
.logo-bracket {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.nav-link {
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast), background var(--transition-fast);
}
.nav-link:hover { color: var(--text-primary); background: rgba(255,255,255,0.05); }

.nav-cta {
  background: var(--gradient-primary);
  color: #fff !important;
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  transition: opacity var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}
.nav-cta:hover { opacity: 0.9; transform: translateY(-1px); box-shadow: 0 4px 16px rgba(0,212,255,0.3); background: var(--gradient-primary); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base), background var(--transition-base);
}
.nav-toggle:hover span { background: var(--accent-cyan); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── HERO ──────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: var(--nav-height) var(--space-lg) var(--space-2xl);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.particles-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.5;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.18;
  animation: orbFloat 8s ease-in-out infinite;
}
.orb-1 {
  width: 600px; height: 600px;
  background: var(--accent-cyan);
  top: -200px; left: -200px;
  animation-delay: 0s;
}
.orb-2 {
  width: 500px; height: 500px;
  background: var(--accent-purple);
  bottom: -150px; right: -150px;
  animation-delay: 3s;
}
.orb-3 {
  width: 400px; height: 400px;
  background: var(--accent-pink);
  top: 40%; left: 50%;
  transform: translate(-50%, -50%);
  animation-delay: 6s;
  opacity: 0.1;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(20px, -30px) scale(1.05); }
  66% { transform: translate(-15px, 15px) scale(0.97); }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  animation: heroFadeIn 1s ease forwards;
}

@keyframes heroFadeIn {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-greeting {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
  letter-spacing: 0.05em;
}

.hero-name {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-sm);
}

.name-line { display: block; }
.name-highlight {
  display: inline-block;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-roles {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.5vw, 1.4rem);
  color: var(--accent-cyan);
  margin-bottom: var(--space-md);
  min-height: 2.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
}

.cursor-blink {
  animation: blink 1s step-end infinite;
  color: var(--accent-cyan);
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

.hero-tagline {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  font-weight: 400;
}

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

/* ─── BUTTONS ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-full);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), opacity var(--transition-fast);
  text-decoration: none;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 20px rgba(0, 212, 255, 0.25);
}
.btn-primary:hover { box-shadow: 0 8px 30px rgba(0, 212, 255, 0.4); }

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
}
.btn-outline:hover { border-color: var(--accent-cyan); color: var(--accent-cyan); box-shadow: 0 0 20px rgba(0,212,255,0.1); }

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

/* ─── CONTACT PILLS (HERO) ──────────────────────────────── */
.hero-contacts {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

.contact-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--text-secondary);
  backdrop-filter: blur(10px);
  transition: color var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
}
.contact-pill:hover { color: var(--accent-cyan); border-color: rgba(0,212,255,0.3); background: rgba(0,212,255,0.05); }

/* ─── SCROLL INDICATOR ──────────────────────────────────── */
.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  color: var(--text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: fadeInUp 1s 1.5s ease both;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent-cyan), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { transform: scaleY(1); opacity: 0.6; }
  50% { transform: scaleY(1.3); opacity: 1; }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateX(-50%) translateY(10px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ─── SECTIONS ──────────────────────────────────────────── */
.section {
  padding: var(--space-2xl) var(--space-lg);
}
.section-alt {
  background: var(--bg-surface);
  position: relative;
}
.section-alt::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--glass-border);
}
.section-alt::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: var(--glass-border);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  display: block;
  margin-bottom: var(--space-sm);
}

.section-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.section-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-top: var(--space-sm);
}

/* ─── GLASS CARD ────────────────────────────────────────── */
.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}

/* ─── REVEAL ANIMATION ──────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── ABOUT SECTION ─────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-2xl);
  align-items: start;
}

.about-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xl);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
.about-card:hover { border-color: rgba(0,212,255,0.2); box-shadow: var(--shadow-glow); }

/* Avatar */
.about-avatar {
  position: relative;
  width: 140px; height: 140px;
}
.avatar-ring {
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  background: var(--gradient-primary);
  opacity: 0.7;
  animation: spinRing 6s linear infinite;
}
@keyframes spinRing {
  to { transform: rotate(360deg); }
}
.avatar-inner {
  position: relative;
  width: 100%; height: 100%;
  border-radius: 50%;
  background: var(--bg-elevated);
  border: 3px solid var(--bg-base);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}
.avatar-initials {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.avatar-badge {
  position: absolute;
  bottom: 4px; right: -10px;
  background: #10b981;
  color: #fff;
  font-size: 0.65rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  border: 2px solid var(--bg-base);
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 3px;
  white-space: nowrap;
}
.avatar-badge svg { color: #fff; }

/* Stats */
.about-stats {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  width: 100%;
  justify-content: center;
}
.stat-item { text-align: center; }
.stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.25rem;
  display: block;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--glass-border);
}

/* About text */
.about-text { display: flex; flex-direction: column; gap: var(--space-md); }
.about-intro { font-size: 1.15rem; line-height: 1.75; }
.about-text p { color: var(--text-secondary); line-height: 1.8; }
.about-text strong { color: var(--text-primary); }
.about-text em { color: var(--accent-cyan); font-style: normal; font-weight: 500; }

.about-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: var(--space-xs);
}
.highlight-chip {
  padding: 0.45rem 1rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: border-color var(--transition-fast), color var(--transition-fast);
}
.highlight-chip:hover { border-color: var(--accent-cyan); color: var(--accent-cyan); }

/* ─── SKILLS SECTION ────────────────────────────────────── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
}

.skill-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: var(--space-lg);
  transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}
.skill-card:hover {
  border-color: rgba(0,212,255,0.25);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4), 0 0 20px rgba(0,212,255,0.08);
}

.skill-card-icon {
  width: 52px; height: 52px;
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid rgba(0, 212, 255, 0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  margin-bottom: var(--space-md);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}
.skill-card:hover .skill-card-icon {
  background: rgba(0, 212, 255, 0.15);
  box-shadow: 0 0 20px rgba(0,212,255,0.15);
}

.skill-card-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

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

.skill-tag {
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 500;
  border: 1px solid transparent;
}
.skill-tag--primary  { background: rgba(0,212,255,0.1);  border-color: rgba(0,212,255,0.25);  color: var(--accent-cyan); }
.skill-tag--secondary{ background: rgba(168,85,247,0.1); border-color: rgba(168,85,247,0.25); color: var(--accent-purple); }
.skill-tag--accent   { background: rgba(52,211,153,0.1); border-color: rgba(52,211,153,0.25); color: var(--accent-green); }
.skill-tag--warm     { background: rgba(251,191,36,0.1); border-color: rgba(251,191,36,0.25); color: var(--accent-amber); }
.skill-tag--cool     { background: rgba(244,114,182,0.1);border-color: rgba(244,114,182,0.25);color: var(--accent-pink); }

/* ─── TIMELINE (EXPERIENCE) ─────────────────────────────── */
.timeline {
  position: relative;
  padding-left: 3rem;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 10px;
  top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent-cyan), var(--accent-purple));
  border-radius: 2px;
}

.timeline-item {
  position: relative;
  margin-bottom: var(--space-xl);
}

.timeline-dot {
  position: absolute;
  left: -46px;
  top: 1.8rem;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--accent-cyan);
  border: 3px solid var(--bg-base);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.2);
  z-index: 1;
}

.timeline-content {
  padding: var(--space-lg);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
.timeline-content:hover { border-color: rgba(0,212,255,0.2); box-shadow: var(--shadow-glow); }

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

.timeline-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
}
.timeline-company {
  display: block;
  font-size: 0.9rem;
  color: var(--accent-cyan);
  font-weight: 500;
  margin-top: 0.2rem;
}

.timeline-badge {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-full);
  white-space: nowrap;
  flex-shrink: 0;
}

.timeline-points {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: var(--space-md);
}
.timeline-points li {
  color: var(--text-secondary);
  font-size: 0.92rem;
  padding-left: 1.2rem;
  position: relative;
  line-height: 1.6;
}
.timeline-points li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
  font-size: 0.7rem;
  top: 0.2rem;
}
.timeline-points strong { color: var(--text-primary); }

.timeline-tech { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tech-chip {
  padding: 0.25rem 0.7rem;
  background: rgba(0,212,255,0.06);
  border: 1px solid rgba(0,212,255,0.12);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* ─── PROJECTS SECTION ──────────────────────────────────── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(440px, 1fr));
  gap: var(--space-lg);
}

.project-card {
  position: relative;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  overflow: hidden;
  transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}
.project-card:hover {
  border-color: rgba(0,212,255,0.2);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 30px rgba(0,212,255,0.08);
}

.project-card-glow {
  position: absolute;
  top: -100px; right: -100px;
  width: 250px; height: 250px;
  background: radial-gradient(circle, rgba(0,212,255,0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}
.featured-card .project-card-glow { background: radial-gradient(circle, rgba(168,85,247,0.08) 0%, transparent 70%); }

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

.project-icon {
  width: 56px; height: 56px;
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
}
.featured-card .project-icon { background: rgba(168,85,247,0.08); border-color: rgba(168,85,247,0.15); color: var(--accent-purple); }

.project-badge {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-full);
  background: rgba(0,212,255,0.1);
  border: 1px solid rgba(0,212,255,0.2);
  color: var(--accent-cyan);
}
.project-badge--personal {
  background: rgba(168,85,247,0.1);
  border-color: rgba(168,85,247,0.2);
  color: var(--accent-purple);
}

.project-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  line-height: 1.35;
}

.project-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.project-features {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: var(--space-md);
}
.project-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
}
.project-features li svg { color: var(--accent-green); flex-shrink: 0; margin-top: 0.25rem; }
.project-features strong { color: var(--text-primary); }

.project-stack { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.stack-pill {
  font-size: 0.75rem;
  font-weight: 500;
  font-family: var(--font-mono);
  padding: 0.25rem 0.7rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  transition: color var(--transition-fast), border-color var(--transition-fast);
}
.project-card:hover .stack-pill { border-color: rgba(0,212,255,0.15); color: var(--text-primary); }

/* ─── EDUCATION SECTION ─────────────────────────────────── */
.edu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-md);
}

.edu-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: var(--space-lg);
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  position: relative;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}
.edu-card:hover {
  border-color: rgba(168,85,247,0.25);
  box-shadow: 0 8px 30px rgba(168,85,247,0.1);
  transform: translateY(-3px);
}

.edu-icon {
  width: 52px; height: 52px;
  min-width: 52px;
  background: rgba(168,85,247,0.08);
  border: 1px solid rgba(168,85,247,0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-purple);
}

.edu-degree {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.3rem;
  line-height: 1.35;
}
.edu-institution {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}
.edu-meta { display: flex; align-items: center; gap: var(--space-md); flex-wrap: wrap; }
.edu-year, .edu-cgpa {
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}
.edu-cgpa { color: var(--accent-amber); }
.edu-cgpa svg { color: var(--accent-amber); }

.edu-status {
  position: absolute;
  top: var(--space-md); right: var(--space-md);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.6rem;
  background: rgba(52,211,153,0.1);
  border: 1px solid rgba(52,211,153,0.25);
  border-radius: var(--radius-full);
  color: var(--accent-green);
}

/* ─── CERTIFICATIONS SECTION ────────────────────────────── */
.certs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.cert-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}
.cert-card:hover {
  border-color: rgba(251,191,36,0.25);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(251,191,36,0.08);
}
.cert-card--compact { grid-column: span 1; }

.cert-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.cert-logo {
  width: 48px; height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}
.cert-logo.oracle   { background: rgba(220,38,38,0.1);   border: 1px solid rgba(220,38,38,0.25);   color: #f87171; }
.cert-logo.skillcraft{ background: rgba(0,212,255,0.1);  border: 1px solid rgba(0,212,255,0.25);   color: var(--accent-cyan); }
.cert-logo.coderead  { background: rgba(168,85,247,0.1); border: 1px solid rgba(168,85,247,0.25); color: var(--accent-purple); }

.cert-validity {
  font-size: 0.72rem;
  color: var(--accent-green);
  background: rgba(52,211,153,0.08);
  border: 1px solid rgba(52,211,153,0.2);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  font-weight: 500;
}

.cert-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
}
.cert-subtitle {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.cert-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.72rem;
  color: var(--accent-amber);
  background: rgba(251,191,36,0.08);
  border: 1px solid rgba(251,191,36,0.2);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  margin-top: auto;
  font-weight: 600;
  width: fit-content;
}

/* ─── CONTACT SECTION ───────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-2xl);
  align-items: start;
}

.contact-cta-title {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: var(--space-md);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.contact-cta-desc {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-xl);
}

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

.contact-method {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}
.contact-method:hover {
  border-color: rgba(0,212,255,0.25);
  transform: translateX(4px);
  box-shadow: 0 4px 20px rgba(0,212,255,0.08);
}

.contact-method-icon {
  width: 48px; height: 48px; min-width: 48px;
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  transition: background var(--transition-fast);
}
.contact-method:hover .contact-method-icon { background: rgba(0,212,255,0.15); }

.contact-method-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 0.15rem;
}
.contact-method-value {
  font-size: 0.92rem;
  color: var(--text-secondary);
  font-weight: 500;
  transition: color var(--transition-fast);
}
.contact-method:hover .contact-method-value { color: var(--text-primary); }

/* ─── CONTACT FORM ──────────────────────────────────────── */
.contact-form {
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-group { display: flex; flex-direction: column; gap: 0.4rem; }

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.form-input, .form-textarea {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 0.8rem 1rem;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.92rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
  outline: none;
  resize: none;
  width: 100%;
}
.form-input:focus, .form-textarea:focus {
  border-color: var(--accent-cyan);
  background: rgba(0,212,255,0.03);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.08);
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-muted); }

.form-note {
  font-size: 0.85rem;
  text-align: center;
  min-height: 1.3rem;
  color: var(--accent-green);
}

/* ─── FOOTER ────────────────────────────────────────────── */
.footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--glass-border);
  padding: var(--space-xl) var(--space-lg);
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
}

.footer-brand {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: var(--space-xs);
}

.footer-copy {
  color: var(--text-secondary);
  font-size: 0.9rem;
}
.footer-sub {
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* ─── RESPONSIVE ────────────────────────────────────────── */
@media (max-width: 1024px) {
  .certs-grid { grid-template-columns: repeat(2, 1fr); }
  .cert-card--compact { grid-column: span 1; }
}

@media (max-width: 768px) {
  :root { --space-2xl: 3.5rem; }

  .nav-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0;
    background: rgba(8,11,20,0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    flex-direction: column;
    padding: var(--space-md);
    gap: 0.25rem;
    transform: translateY(-110%);
    transition: transform var(--transition-base);
    z-index: 999;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-link { width: 100%; text-align: center; padding: 0.75rem; }

  .about-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .certs-grid { grid-template-columns: 1fr; }
  .edu-grid { grid-template-columns: 1fr; }

  .hero-actions { flex-direction: column; align-items: center; }
  .timeline { padding-left: 2rem; }
  .timeline::before { left: 6px; }
  .timeline-dot { left: -38px; }
  .timeline-header { flex-direction: column; }
}

@media (max-width: 480px) {
  .about-stats { gap: var(--space-sm); }
  .stat-number { font-size: 1.5rem; }
  .hero-contacts { flex-direction: column; align-items: center; }
}

/* ─── REDUCED MOTION ────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .orb { animation: none; }
  .avatar-ring { animation: none; }
  .cursor-blink { animation: none; }
  .scroll-line { animation: none; }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}