/* ============================================================
   MOHIT KAKKAR — PORTFOLIO STYLESHEET
   Design System: Dark Glassmorphism · Azure Brand
   Structure: Variables → Reset → Base → Layout → Components → Sections → Animations → Responsive
   ============================================================ */

/* ─── DESIGN TOKENS ─────────────────────────────────────────── */
:root {
  /* Background layers */
  --bg-0:        #05091A;
  --bg-1:        #080E22;
  --bg-2:        #0D1428;
  --bg-card:     rgba(255,255,255,0.035);
  --bg-card-h:   rgba(255,255,255,0.065);

  /* Brand colours */
  --azure:       #0078D4;
  --azure-light: #3498FF;
  --cyan:        #00BCF2;
  --purple:      #7C3AED;
  --green:       #10B981;
  --orange:      #F59E0B;
  --red:         #EF4444;

  /* Text */
  --text-1:      #F1F5F9;
  --text-2:      #94A3B8;
  --text-3:      #64748B;

  /* Borders & Glass */
  --border:      rgba(255,255,255,0.07);
  --border-h:    rgba(0,120,212,0.45);
  --glass-blur:  blur(16px) saturate(180%);

  /* Shadows */
  --shadow-sm:   0 2px 12px rgba(0,0,0,0.35);
  --shadow-md:   0 8px 32px rgba(0,0,0,0.45);
  --shadow-glow: 0 0 40px rgba(0,120,212,0.18);

  /* Typography */
  --font-head:   'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body:   'Inter', 'Segoe UI', sans-serif;
  --font-mono:   'JetBrains Mono', 'Cascadia Code', monospace;

  /* Spacing scale */
  --s-xs:  0.5rem;
  --s-sm:  1rem;
  --s-md:  1.5rem;
  --s-lg:  2.5rem;
  --s-xl:  4rem;
  --s-2xl: 6rem;

  /* Layout */
  --max-w:   1200px;
  --radius:  16px;
  --radius-sm: 8px;
  --radius-pill: 100px;

  /* Motion */
  --ease:    cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out:cubic-bezier(0, 0, 0.2, 1);
  --dur:     0.3s;
  --dur-lg:  0.6s;
}

/* ─── RESET ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background-color: var(--bg-0);
  color: var(--text-1);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }
input, textarea {
  font: inherit; color: inherit;
  background: transparent; border: none; outline: none;
}

/* ─── SCROLLBAR ──────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-0); }
::-webkit-scrollbar-thumb { background: var(--azure); border-radius: 3px; }

/* ─── UTILITY ────────────────────────────────────────────────── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 1.5rem; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
.section { padding: var(--s-2xl) 0; }
.section-tag {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--azure); background: rgba(0,120,212,0.1);
  border: 1px solid rgba(0,120,212,0.25);
  padding: 0.35rem 0.9rem; border-radius: var(--radius-pill);
  margin-bottom: 1rem;
}
.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700; line-height: 1.2;
  margin-bottom: 0.75rem;
}
.section-sub {
  font-size: 1.05rem; color: var(--text-2);
  max-width: 580px; margin-bottom: var(--s-lg);
}
.gradient-text {
  background: linear-gradient(135deg, var(--azure), var(--cyan));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.tag {
  display: inline-block;
  font-size: 0.7rem; font-weight: 500;
  padding: 0.25rem 0.6rem; border-radius: var(--radius-pill);
  background: rgba(0,120,212,0.12); color: var(--cyan);
  border: 1px solid rgba(0,188,242,0.2);
  white-space: nowrap;
}

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

/* ─── LOADER ─────────────────────────────────────────────────── */
#loader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--bg-0);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.6s var(--ease), visibility 0.6s;
}
#loader.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-ring {
  width: 56px; height: 56px;
  border: 3px solid var(--border);
  border-top-color: var(--azure);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ─── NAV ────────────────────────────────────────────────────── */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
#navbar.scrolled {
  background: rgba(5,9,26,0.88);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 70px;
}
.nav-logo {
  font-family: var(--font-head); font-size: 1.25rem; font-weight: 700;
  display: flex; align-items: center; gap: 0.5rem;
}
.nav-logo-badge {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, var(--azure), var(--purple));
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; font-weight: 700; color: #fff;
}
.nav-links {
  display: flex; gap: 0.25rem; align-items: center;
}
.nav-links a {
  font-size: 0.875rem; font-weight: 500; color: var(--text-2);
  padding: 0.45rem 0.85rem; border-radius: var(--radius-sm);
  transition: color var(--dur), background var(--dur);
}
.nav-links a:hover, .nav-links a.active { color: var(--text-1); background: rgba(255,255,255,0.06); }
.nav-cta {
  font-size: 0.875rem; font-weight: 600;
  padding: 0.5rem 1.25rem; border-radius: var(--radius-pill);
  background: linear-gradient(135deg, var(--azure), var(--azure-light));
  color: #fff; transition: opacity var(--dur), transform var(--dur);
  box-shadow: 0 0 20px rgba(0,120,212,0.3);
}
.nav-cta:hover { opacity: 0.88; transform: translateY(-1px); }
.nav-hamburger {
  display: none; flex-direction: column; gap: 5px;
  width: 28px; padding: 4px;
}
.nav-hamburger span {
  display: block; height: 2px; background: var(--text-1);
  border-radius: 2px; transition: transform var(--dur), opacity var(--dur);
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav-mobile-menu {
  display: none; position: fixed; top: 70px; left: 0; right: 0;
  background: rgba(5,9,26,0.97);
  backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border); padding: 1rem 1.5rem;
  flex-direction: column; gap: 0.25rem;
}
.nav-mobile-menu.open { display: flex; }
.nav-mobile-menu a {
  font-size: 1rem; font-weight: 500; color: var(--text-2);
  padding: 0.75rem 0.5rem; border-radius: var(--radius-sm);
  transition: color var(--dur);
}
.nav-mobile-menu a:hover { color: var(--text-1); }

/* ─── HERO ───────────────────────────────────────────────────── */
#hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  overflow: hidden;
}
#particle-canvas {
  position: absolute; inset: 0; z-index: 0;
  width: 100%; height: 100%;
  opacity: 0.6;
}
.hero-bg-glow {
  position: absolute; inset: 0; z-index: 0;
  background: radial-gradient(ellipse 70% 60% at 60% 50%, rgba(0,120,212,0.09) 0%, transparent 70%),
              radial-gradient(ellipse 50% 40% at 20% 80%, rgba(124,58,237,0.07) 0%, transparent 60%);
}
.hero-inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4rem; align-items: center; padding: 6rem 0 4rem;
  width: 100%;
}
.hero-left { max-width: 580px; }
.hero-greeting {
  font-size: 0.875rem; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--azure);
  margin-bottom: 0.75rem;
  display: flex; align-items: center; gap: 0.5rem;
}
.hero-greeting::before {
  content: ''; display: block; width: 24px; height: 2px;
  background: var(--azure); border-radius: 1px;
}
.hero-name {
  font-family: var(--font-head);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800; line-height: 1.1;
  letter-spacing: -0.02em; margin-bottom: 0.5rem;
}
.hero-role-wrap {
  font-family: var(--font-head);
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-weight: 600; color: var(--text-2);
  height: 2em; overflow: hidden; margin-bottom: 1.5rem;
  display: flex; align-items: center; gap: 0.5rem;
}
.hero-role-cursor {
  display: inline-block; width: 2px; height: 1.1em;
  background: var(--azure); animation: blink 1s step-end infinite;
  flex-shrink: 0;
}
#hero-typing { color: var(--azure-light); }
.hero-bio {
  font-size: 1rem; color: var(--text-2); line-height: 1.8;
  margin-bottom: 2rem; max-width: 520px;
}
.hero-cta {
  display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 2.5rem;
}
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.9rem; font-weight: 600;
  padding: 0.7rem 1.6rem; border-radius: var(--radius-pill);
  transition: all var(--dur) var(--ease);
}
.btn-primary {
  background: linear-gradient(135deg, var(--azure), var(--azure-light));
  color: #fff; box-shadow: 0 0 30px rgba(0,120,212,0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 4px 40px rgba(0,120,212,0.5); }
.btn-outline {
  border: 1px solid var(--border-h); color: var(--azure);
  background: rgba(0,120,212,0.06);
}
.btn-outline:hover { background: rgba(0,120,212,0.12); transform: translateY(-2px); }
.hero-socials { display: flex; gap: 0.75rem; }
.hero-social-link {
  width: 40px; height: 40px; border-radius: var(--radius-sm);
  background: var(--bg-card); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; transition: all var(--dur);
}
.hero-social-link:hover { border-color: var(--border-h); background: var(--bg-card-h); transform: translateY(-2px); }

/* Hero Right — profile orbit */
.hero-right { display: flex; justify-content: center; align-items: center; }
.hero-orbit-wrap {
  position: relative; width: 360px; height: 360px;
}
.hero-orbit-ring {
  position: absolute; inset: 0;
  border: 1px dashed rgba(0,120,212,0.2);
  border-radius: 50%;
  animation: orbit-spin 30s linear infinite;
}
.hero-orbit-ring-2 {
  position: absolute; inset: -32px;
  border: 1px dashed rgba(124,58,237,0.15);
  border-radius: 50%;
  animation: orbit-spin 45s linear infinite reverse;
}
.hero-img-wrap {
  position: absolute; inset: 20px;
  border-radius: 50%; overflow: hidden;
  border: 3px solid rgba(0,120,212,0.3);
  box-shadow: 0 0 60px rgba(0,120,212,0.25), 0 0 120px rgba(0,120,212,0.1);
}
.hero-img-wrap img { width: 100%; height: 100%; object-fit: cover; }
.hero-orbit-dot {
  position: absolute; width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--bg-1); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  box-shadow: var(--shadow-sm);
  /* placed by JS */
}
.hero-available-badge {
  position: absolute; bottom: 12px; right: -8px;
  background: var(--bg-1); border: 1px solid var(--border);
  border-radius: var(--radius-pill); padding: 0.4rem 1rem;
  font-size: 0.75rem; font-weight: 600;
  display: flex; align-items: center; gap: 0.4rem;
}
.hero-available-badge::before {
  content: ''; width: 8px; height: 8px; border-radius: 50%;
  background: var(--green); animation: pulse-dot 2s ease infinite;
}

/* ─── STATS ──────────────────────────────────────────────────── */
#stats { padding: var(--s-lg) 0; }
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem;
}
.stat-card {
  text-align: center; padding: 1.75rem 1rem;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur);
}
.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-glow); }
.stat-icon { font-size: 1.75rem; margin-bottom: 0.5rem; }
.stat-value {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800; color: var(--azure);
  line-height: 1; margin-bottom: 0.25rem;
}
.stat-label { font-size: 0.85rem; color: var(--text-2); font-weight: 500; }

/* ─── ABOUT ──────────────────────────────────────────────────── */
.about-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 3.5rem; align-items: start; }
.about-img-col {}
.about-img-frame {
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border); position: relative;
  box-shadow: var(--shadow-glow);
}
.about-img-frame img { width: 100%; aspect-ratio: 4/5; object-fit: cover; }
.about-quick-facts {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; margin-top: 1.25rem;
}
.fact-item {
  padding: 0.875rem 1rem; border-radius: var(--radius-sm);
  background: var(--bg-card); border: 1px solid var(--border);
}
.fact-label { font-size: 0.7rem; color: var(--text-3); font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; }
.fact-value { font-size: 0.875rem; color: var(--text-1); font-weight: 500; margin-top: 0.15rem; }
.about-content {}
.about-achievements { margin: 1.75rem 0; }
.about-achievements h3 { font-size: 1rem; font-weight: 600; margin-bottom: 1rem; color: var(--text-2); }
.achievement-item {
  display: flex; gap: 0.75rem; align-items: flex-start;
  margin-bottom: 0.65rem; font-size: 0.9rem; color: var(--text-2);
  padding: 0.65rem 0.75rem; border-radius: var(--radius-sm);
  background: var(--bg-card); border: 1px solid var(--border);
  transition: border-color var(--dur);
}
.achievement-item:hover { border-color: rgba(0,120,212,0.25); color: var(--text-1); }
.achievement-item::before { content: '✓'; color: var(--green); font-weight: 700; flex-shrink: 0; margin-top: 1px; }

/* Certs */
.cert-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.cert-card {
  padding: 1rem; border-radius: var(--radius-sm);
  background: var(--bg-card); border: 1px solid var(--border);
  transition: all var(--dur);
  cursor: default;
}
.cert-card:hover { transform: translateY(-2px); }
.cert-code {
  font-family: var(--font-mono); font-size: 0.7rem;
  font-weight: 600; letter-spacing: 0.05em;
  padding: 0.2rem 0.5rem; border-radius: 4px;
  display: inline-block; margin-bottom: 0.4rem;
}
.cert-name { font-size: 0.8rem; color: var(--text-2); line-height: 1.4; }

/* ─── SKILLS ─────────────────────────────────────────────────── */
.skills-filters {
  display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2rem;
}
.filter-btn {
  font-size: 0.8rem; font-weight: 600;
  padding: 0.45rem 1rem; border-radius: var(--radius-pill);
  background: var(--bg-card); border: 1px solid var(--border);
  color: var(--text-2);
  transition: all var(--dur);
  text-transform: capitalize;
}
.filter-btn:hover { border-color: var(--azure); color: var(--azure); }
.filter-btn.active { background: rgba(0,120,212,0.15); border-color: var(--azure); color: var(--azure); }
.skills-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 0.75rem;
}
.skill-card {
  padding: 1.1rem 1rem; border-radius: var(--radius-sm);
  background: var(--bg-card); border: 1px solid var(--border);
  transition: all var(--dur); cursor: default;
  display: flex; flex-direction: column; gap: 0.6rem;
}
.skill-card:hover { border-color: var(--border-h); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.skill-card.hidden { display: none; }
.skill-top { display: flex; align-items: center; gap: 0.625rem; }
.skill-icon {
  width: 28px; height: 28px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
}
.skill-icon img { width: 22px; height: 22px; object-fit: contain; }
.skill-name { font-size: 0.85rem; font-weight: 600; line-height: 1.3; }
.skill-bar-wrap {
  height: 3px; background: rgba(255,255,255,0.07); border-radius: 2px; overflow: hidden;
}
.skill-bar {
  height: 100%; border-radius: 2px;
  background: linear-gradient(90deg, var(--azure), var(--cyan));
  width: 0; transition: width 1s var(--ease-out);
}

/* ─── EXPERIENCE ─────────────────────────────────────────────── */
.timeline { position: relative; padding-left: 2.5rem; }
.timeline::before {
  content: ''; position: absolute; left: 0; top: 12px; bottom: 12px;
  width: 2px; background: linear-gradient(to bottom, var(--azure), var(--purple), transparent);
  border-radius: 1px;
}
.timeline-item {
  position: relative; margin-bottom: 0.75rem;
  transition: all var(--dur);
}
.timeline-dot {
  position: absolute; left: -2.5rem; top: 1.4rem;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--bg-1); border: 2px solid var(--azure);
  transform: translateX(-6px);
  transition: background var(--dur), transform var(--dur);
  z-index: 1;
}
.timeline-item.current .timeline-dot {
  background: var(--azure);
  box-shadow: 0 0 12px rgba(0,120,212,0.6);
  animation: pulse-dot 2.5s ease infinite;
}
.exp-card {
  padding: 1.5rem; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--border);
  cursor: pointer; transition: all var(--dur);
  position: relative; overflow: hidden;
}
.exp-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--item-color, var(--azure)), transparent);
  opacity: 0; transition: opacity var(--dur);
}
.exp-card:hover::before, .exp-card.open::before { opacity: 1; }
.exp-card:hover { border-color: var(--border-h); }
.exp-card.open { border-color: var(--border-h); background: var(--bg-card-h); }
.exp-header { display: flex; align-items: center; gap: 1rem; }
.exp-logo {
  width: 44px; height: 44px; border-radius: var(--radius-sm);
  background: var(--bg-1); border: 1px solid var(--border);
  overflow: hidden; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.65rem; font-weight: 700; color: var(--text-2);
}
.exp-logo img { width: 100%; height: 100%; object-fit: contain; padding: 6px; }
.exp-meta { flex: 1; min-width: 0; }
.exp-role { font-family: var(--font-head); font-size: 1rem; font-weight: 700; line-height: 1.3; }
.exp-company { font-size: 0.85rem; color: var(--azure); font-weight: 600; margin: 0.15rem 0; }
.exp-period {
  font-size: 0.75rem; color: var(--text-3);
  display: flex; align-items: center; gap: 0.4rem;
}
.exp-current-badge {
  font-size: 0.65rem; font-weight: 700;
  padding: 0.1rem 0.5rem; border-radius: var(--radius-pill);
  background: rgba(16,185,129,0.15); color: var(--green);
  border: 1px solid rgba(16,185,129,0.3);
  text-transform: uppercase; letter-spacing: 0.06em;
}
.exp-chevron {
  font-size: 0.8rem; color: var(--text-3);
  transition: transform var(--dur); flex-shrink: 0;
}
.exp-card.open .exp-chevron { transform: rotate(180deg); }
.exp-body {
  display: none; margin-top: 1.25rem; padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}
.exp-card.open .exp-body { display: block; }
.exp-highlights { margin-bottom: 1rem; }
.exp-highlights li {
  font-size: 0.875rem; color: var(--text-2); line-height: 1.6;
  padding: 0.35rem 0 0.35rem 1.25rem; position: relative;
}
.exp-highlights li::before {
  content: '→'; position: absolute; left: 0; color: var(--azure); font-weight: 700;
}
.exp-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }

/* ─── PROJECTS ───────────────────────────────────────────────── */
.projects-filters { margin-bottom: 2rem; }
.projects-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 1.25rem;
}
.project-card {
  padding: 1.75rem; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 1rem;
  transition: all var(--dur); position: relative; overflow: hidden;
}
.project-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--card-color, var(--azure));
  opacity: 0.7;
}
.project-card:hover { transform: translateY(-4px); border-color: var(--border-h); box-shadow: var(--shadow-md); }
.project-card.hidden { display: none; }
.project-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 0.75rem; }
.project-icon {
  width: 48px; height: 48px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  flex-shrink: 0;
}
.project-meta { flex: 1; }
.project-category {
  font-size: 0.7rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--text-3); margin-bottom: 0.25rem;
}
.project-name { font-family: var(--font-head); font-size: 1.05rem; font-weight: 700; line-height: 1.3; }
.project-client { font-size: 0.8rem; color: var(--azure); font-weight: 500; margin-top: 0.2rem; }
.project-desc { font-size: 0.875rem; color: var(--text-2); line-height: 1.7; flex: 1; }
.project-metrics {
  display: flex; flex-direction: column; gap: 0.25rem;
}
.project-metric {
  font-size: 0.75rem; color: var(--green); font-weight: 500;
  display: flex; align-items: center; gap: 0.35rem;
}
.project-metric::before { content: '✦'; font-size: 0.5rem; }
.project-tags { display: flex; flex-wrap: wrap; gap: 0.35rem; }

/* ─── GITHUB PROJECTS ────────────────────────────────────────── */
.gh-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}
.gh-card {
  padding: 1.75rem;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 1rem;
  position: relative; overflow: hidden;
  transition: all var(--dur);
}
.gh-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--gh-color, var(--azure));
  opacity: 0.8;
}
.gh-card:hover { transform: translateY(-4px); border-color: var(--border-h); box-shadow: var(--shadow-md); }
.gh-card-top {
  display: flex; align-items: center; justify-content: space-between; gap: 0.75rem;
}
.gh-icon {
  width: 48px; height: 48px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  background: rgba(255,255,255,0.05); border: 1px solid var(--border);
  flex-shrink: 0;
}
.gh-links { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.gh-link-btn {
  display: inline-flex; align-items: center; gap: 0.35rem;
  font-size: 0.75rem; font-weight: 600;
  padding: 0.35rem 0.75rem; border-radius: var(--radius-pill);
  background: var(--bg-card); border: 1px solid var(--border);
  color: var(--text-2);
  transition: all var(--dur);
}
.gh-link-btn:hover { border-color: var(--azure); color: var(--azure); }
.gh-link-live { background: rgba(0,120,212,0.08); border-color: rgba(0,120,212,0.3); color: var(--azure); }
.gh-link-live:hover { background: rgba(0,120,212,0.18); }
.gh-name {
  font-family: var(--font-head); font-size: 1.05rem; font-weight: 700; line-height: 1.3;
}
.gh-desc { font-size: 0.875rem; color: var(--text-2); line-height: 1.7; flex: 1; }
.gh-highlights {
  list-style: none; display: flex; flex-direction: column; gap: 0.35rem;
}
.gh-highlights li {
  font-size: 0.8rem; color: var(--text-2);
  padding-left: 1.1rem; position: relative;
}
.gh-highlights li::before {
  content: '✦'; position: absolute; left: 0;
  color: var(--gh-color, var(--azure)); font-size: 0.55rem; top: 0.2rem;
}
.gh-tags { display: flex; flex-wrap: wrap; gap: 0.35rem; }

/* ─── CONTACT ────────────────────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 3rem; align-items: start; }
.contact-info {}
.contact-info h3 { font-family: var(--font-head); font-size: 1.6rem; font-weight: 700; margin-bottom: 0.75rem; }
.contact-info p { color: var(--text-2); line-height: 1.7; margin-bottom: 1.75rem; }
.contact-items { display: flex; flex-direction: column; gap: 0.875rem; margin-bottom: 2rem; }
.contact-item {
  display: flex; align-items: center; gap: 1rem;
  padding: 1rem 1.25rem; border-radius: var(--radius-sm);
  background: var(--bg-card); border: 1px solid var(--border);
  transition: all var(--dur);
}
.contact-item:hover { border-color: var(--border-h); }
.contact-item-icon {
  width: 40px; height: 40px; flex-shrink: 0;
  border-radius: var(--radius-sm); background: rgba(0,120,212,0.1);
  border: 1px solid rgba(0,120,212,0.2);
  display: flex; align-items: center; justify-content: center; font-size: 1rem;
}
.contact-item-label { font-size: 0.7rem; color: var(--text-3); font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; }
.contact-item-value { font-size: 0.875rem; font-weight: 500; margin-top: 0.1rem; }
.contact-socials { display: flex; gap: 0.75rem; }
.social-link {
  width: 44px; height: 44px; border-radius: var(--radius-sm);
  background: var(--bg-card); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; transition: all var(--dur);
}
.social-link:hover { border-color: var(--border-h); transform: translateY(-3px); background: rgba(0,120,212,0.08); }

/* Form */
.contact-form-wrap {
  padding: 2rem; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--border);
}
.contact-form-wrap h3 { font-family: var(--font-head); font-size: 1.25rem; font-weight: 700; margin-bottom: 1.5rem; }
.form-group { margin-bottom: 1.1rem; }
.form-group label {
  display: block; font-size: 0.8rem; font-weight: 600;
  color: var(--text-2); margin-bottom: 0.4rem;
}
.form-control {
  width: 100%; padding: 0.75rem 1rem;
  background: rgba(255,255,255,0.04); border: 1px solid var(--border);
  border-radius: var(--radius-sm); color: var(--text-1);
  font-size: 0.9rem; transition: border-color var(--dur), background var(--dur);
}
.form-control:focus { border-color: var(--azure); background: rgba(0,120,212,0.04); outline: none; }
.form-control::placeholder { color: var(--text-3); }
textarea.form-control { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.form-submit {
  width: 100%; padding: 0.875rem;
  background: linear-gradient(135deg, var(--azure), var(--azure-light));
  color: #fff; font-size: 0.95rem; font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--dur);
  box-shadow: 0 0 24px rgba(0,120,212,0.25);
}
.form-submit:hover { transform: translateY(-2px); box-shadow: 0 4px 32px rgba(0,120,212,0.4); }
.form-success {
  display: none; text-align: center; padding: 1.5rem;
  background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.3);
  border-radius: var(--radius-sm); color: var(--green);
  font-weight: 600; margin-top: 1rem;
}
.form-success.show { display: block; }

/* ─── FOOTER ─────────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
}
.footer-inner {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1rem;
}
.footer-copy { font-size: 0.85rem; color: var(--text-3); }
.footer-copy span { color: var(--azure); }
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a { font-size: 0.85rem; color: var(--text-3); transition: color var(--dur); }
.footer-links a:hover { color: var(--azure); }
.back-top {
  width: 40px; height: 40px; border-radius: var(--radius-sm);
  background: var(--bg-card); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; transition: all var(--dur);
}
.back-top:hover { background: rgba(0,120,212,0.1); border-color: var(--azure); transform: translateY(-2px); }

/* ─── SCROLL ANIMATIONS ──────────────────────────────────────── */
.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.65s var(--ease-out), transform 0.65s var(--ease-out);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left { opacity: 0; transform: translateX(-28px); transition: opacity 0.65s var(--ease-out), transform 0.65s var(--ease-out); }
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right { opacity: 0; transform: translateX(28px); transition: opacity 0.65s var(--ease-out), transform 0.65s var(--ease-out); }
.reveal-right.visible { opacity: 1; transform: translateX(0); }
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* ─── KEYFRAMES ──────────────────────────────────────────────── */
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0; } }
@keyframes orbit-spin { to { transform: rotate(360deg); } }
@keyframes orbit-spin-reverse { to { transform: rotate(-360deg); } }
@keyframes pulse-dot {
  0%,100% { box-shadow: 0 0 0 0 rgba(16,185,129,0.5); }
  50% { box-shadow: 0 0 0 6px rgba(16,185,129,0); }
}
@keyframes float {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; padding: 7rem 0 4rem; }
  .hero-greeting { justify-content: center; }
  .hero-cta { justify-content: center; }
  .hero-socials { justify-content: center; }
  .hero-left { max-width: 100%; }
  .hero-right { margin-top: 2rem; }
  .hero-orbit-wrap { width: 280px; height: 280px; }
  .about-grid { grid-template-columns: 1fr; }
  .about-img-col { max-width: 360px; margin: 0 auto; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  :root { --s-2xl: 4rem; }
  .nav-links, .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .cert-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) {
  .hero-orbit-wrap { width: 220px; height: 220px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .skills-grid { grid-template-columns: 1fr 1fr; }
  .hero-name { font-size: 2.25rem; }
}