/* ============================================================
   TANAY HALDAR — PERSONAL PORTFOLIO
   Premium Design System
   ============================================================ */

/* ===== CSS VARIABLES ===== */
:root {
  --color-bg:         #080b14;
  --color-bg-alt:     #0d1120;
  --color-surface:    #111827;
  --color-surface-2:  #1a2235;
  --color-border:     rgba(255,255,255,0.08);

  --color-primary:    #6c63ff;
  --color-primary-2:  #8b5cf6;
  --color-accent:     #22d3ee;
  --color-accent-2:   #a78bfa;
  --color-gold:       #f59e0b;

  --color-text:       #f0f4ff;
  --color-text-muted: #94a3b8;
  --color-text-dim:   #64748b;

  --gradient-hero:    linear-gradient(135deg, #080b14 0%, #0f172a 40%, #1e1040 100%);
  --gradient-primary: linear-gradient(135deg, #6c63ff, #8b5cf6);
  --gradient-accent:  linear-gradient(135deg, #22d3ee, #6c63ff);
  --gradient-gold:    linear-gradient(135deg, #f59e0b, #ef4444);

  --font-main:        'Inter', 'Segoe UI', sans-serif;
  --font-display:     'Space Grotesk', 'Inter', sans-serif;

  --radius-sm:   8px;
  --radius-md:   16px;
  --radius-lg:   24px;
  --radius-xl:   32px;

  --shadow-glow-primary: 0 0 40px rgba(108, 99, 255, 0.3);
  --shadow-glow-accent:  0 0 40px rgba(34, 211, 238, 0.2);
  --shadow-card:         0 4px 24px rgba(0,0,0,0.4);
  --shadow-card-hover:   0 8px 40px rgba(0,0,0,0.6);

  --transition-fast:   0.2s ease;
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  font-size: 16px;
}

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

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

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

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

ul { list-style: none; }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb {
  background: var(--color-primary);
  border-radius: 3px;
}

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

.section {
  padding: 100px 0;
}

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

/* ===== SECTION HEADERS ===== */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.2);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  background: linear-gradient(135deg, #fff 0%, #a78bfa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 20px;
}

.header-line {
  width: 64px;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: 4px;
  margin: 0 auto;
}

/* ===== NAVIGATION ===== */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all var(--transition-smooth);
}

#navbar.scrolled {
  background: rgba(8, 11, 20, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 0;
  box-shadow: 0 4px 30px rgba(0,0,0,0.5);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-text) !important;
  font-weight: 700;
  text-decoration: none;
}

.logo-text {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  color: #fff;
  box-shadow: var(--shadow-glow-primary);
  flex-shrink: 0;
}

.logo-full {
  font-family: var(--font-display);
  font-size: 1rem;
}

.nav-links {
  display: flex;
  gap: 8px;
  align-items: center;
  list-style: none;
}

.nav-links a {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-links a:hover {
  color: var(--color-text);
  background: rgba(255,255,255,0.07);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition-fast);
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 120px 24px 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  z-index: 0;
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(108,99,255,0.25) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 80%, rgba(34,211,238,0.15) 0%, transparent 60%);
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(108,99,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(108,99,255,0.04) 1px, transparent 1px);
  background-size: 50px 50px;
}

.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.particle {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--color-accent);
  opacity: 0;
  animation: floatParticle linear infinite;
}

@keyframes floatParticle {
  0%   { transform: translateY(100vh) scale(0); opacity: 0; }
  10%  { opacity: 0.6; }
  90%  { opacity: 0.3; }
  100% { transform: translateY(-20px) scale(1); opacity: 0; }
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-accent);
  border: 1px solid rgba(34, 211, 238, 0.3);
  background: rgba(34, 211, 238, 0.08);
  padding: 8px 18px;
  border-radius: 100px;
  margin-bottom: 28px;
  animation: fadeInDown 0.8s ease both;
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-accent);
  animation: pulse 2s ease infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.4); opacity: 0.7; }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  font-weight: 900;
  line-height: 1.08;
  margin-bottom: 20px;
  animation: fadeInDown 0.8s 0.1s ease both;
}

.greeting {
  display: block;
  font-size: 0.45em;
  font-weight: 400;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.name-highlight {
  display: block;
  background: linear-gradient(135deg, #ffffff 0%, #a78bfa 50%, #22d3ee 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-size: clamp(0.95rem, 2vw, 1.2rem);
  color: var(--color-text-muted);
  margin-bottom: 16px;
  animation: fadeInDown 0.8s 0.2s ease both;
}

.hero-tagline strong {
  color: var(--color-primary-2);
}

.hero-location {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  color: var(--color-text-dim);
  font-size: 0.9rem;
  margin-bottom: 36px;
  animation: fadeInDown 0.8s 0.3s ease both;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 56px;
  animation: fadeInDown 0.8s 0.4s ease both;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition-smooth);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 20px rgba(108, 99, 255, 0.4);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(108, 99, 255, 0.6);
  color: #fff;
}

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border: 2px solid rgba(255,255,255,0.2);
}

.btn-outline:hover {
  border-color: var(--color-primary);
  background: rgba(108, 99, 255, 0.1);
  transform: translateY(-3px);
  color: var(--color-text);
}

/* Hero Stats */
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  animation: fadeInDown 0.8s 0.5s ease both;
}

.stat-item {
  text-align: center;
}

.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: var(--color-border);
}

/* Scroll Indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-text-dim);
  font-size: 0.75rem;
  animation: fadeIn 1s 1s ease both;
}

.scroll-mouse {
  width: 22px;
  height: 36px;
  border: 2px solid var(--color-text-dim);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

.scroll-dot {
  width: 4px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 2px;
  animation: scrollBounce 2s ease infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50%       { transform: translateY(8px); opacity: 0.3; }
}

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 80px;
  align-items: center;
}

.about-visual {
  display: flex;
  justify-content: center;
}

.about-card-3d {
  position: relative;
  width: 280px;
  height: 280px;
}

.profile-ring {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: conic-gradient(from 0deg, #6c63ff, #22d3ee, #a78bfa, #6c63ff);
  padding: 4px;
  animation: spinRing 8s linear infinite;
}

@keyframes spinRing {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.profile-avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  font-family: var(--font-display);
  font-size: 5rem;
  font-weight: 900;
  background: linear-gradient(135deg, #1a1a2e, #16213e);
  color: var(--color-primary-2);
  animation: spinRing 8s linear infinite reverse;
}

.profile-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.floating-badges {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.float-badge {
  position: absolute;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-card);
}

.badge-unity  { top: 0; left: -20px; animation: floatBadge 4s ease-in-out infinite; }
.badge-python { top: 20px; right: -30px; animation: floatBadge 4s 1s ease-in-out infinite; }
.badge-ai     { bottom: 20px; left: -30px; animation: floatBadge 4s 0.5s ease-in-out infinite; }
.badge-android { bottom: 0; right: -20px; animation: floatBadge 4s 1.5s ease-in-out infinite; }

@keyframes floatBadge {
  0%, 100% { transform: translateY(0px); }
  50%      { transform: translateY(-10px); }
}

.about-text .about-intro {
  font-size: 1.1rem;
  color: var(--color-text);
  margin-bottom: 20px;
  line-height: 1.8;
}

.about-text p {
  color: var(--color-text-muted);
  margin-bottom: 20px;
  line-height: 1.8;
}

.about-details {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.detail-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 18px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: var(--transition-smooth);
}

.detail-item:hover {
  border-color: var(--color-primary);
  transform: translateX(6px);
  box-shadow: var(--shadow-card);
}

.detail-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.detail-item div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.detail-item strong {
  font-size: 0.9rem;
  color: var(--color-text);
}

.detail-item span,
.detail-item a {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.detail-item a:hover { color: var(--color-accent); }

/* ===== SKILLS ===== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 24px;
}

.skill-category {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.skill-category::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-smooth);
  border-radius: inherit;
}

.skill-category:hover {
  transform: translateY(-6px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow-primary), var(--shadow-card-hover);
}

.skill-category:hover::before {
  opacity: 0.04;
}

.skill-cat-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.skill-category h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.skill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  position: relative;
  z-index: 1;
}

.skill-tag {
  display: inline-block;
  background: rgba(108, 99, 255, 0.12);
  border: 1px solid rgba(108, 99, 255, 0.25);
  color: var(--color-accent-2);
  padding: 5px 12px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

.skill-tag:hover {
  background: rgba(108, 99, 255, 0.25);
  border-color: var(--color-primary);
  transform: scale(1.05);
}

/* ===== PROJECTS ===== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
}

.project-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.project-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-smooth);
}

.project-card:hover {
  transform: translateY(-8px);
  border-color: rgba(108, 99, 255, 0.4);
  box-shadow: var(--shadow-card-hover), var(--shadow-glow-primary);
}

.project-card:hover::after {
  opacity: 1;
}

.project-featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 32px;
  align-items: center;
  background: linear-gradient(135deg, rgba(108,99,255,0.08), rgba(34,211,238,0.05));
  border-color: rgba(108, 99, 255, 0.3);
}

.project-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--gradient-primary);
  color: #fff;
  padding: 5px 14px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
}

.project-icon {
  font-size: 4rem;
  text-align: center;
}

.project-featured .project-icon {
  font-size: 5rem;
}

.project-info h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.project-type {
  font-size: 0.82rem;
  color: var(--color-accent);
  font-weight: 500;
  margin-bottom: 12px;
}

.project-desc {
  color: var(--color-text-muted);
  font-size: 0.92rem;
  line-height: 1.7;
  margin-bottom: 16px;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.project-tags span {
  background: rgba(34,211,238,0.1);
  border: 1px solid rgba(34,211,238,0.2);
  color: var(--color-accent);
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
}

/* ===== TIMELINE ===== */
.timeline {
  position: relative;
  max-width: 860px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-primary), transparent);
}

.timeline-item {
  display: grid;
  grid-template-columns: 50px 1fr;
  gap: 24px;
  margin-bottom: 48px;
}

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

.timeline-dot {
  position: relative;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--gradient-primary);
  box-shadow: 0 0 20px rgba(108, 99, 255, 0.5);
  flex-shrink: 0;
  z-index: 1;
  margin-top: 4px;
}

.timeline-dot::after {
  content: '';
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  background: var(--color-bg-alt);
}

.timeline-content {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition-smooth);
}

.timeline-content:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-card);
  transform: translateX(6px);
}

.timeline-period {
  font-size: 0.78rem;
  color: var(--color-accent);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.timeline-content h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.timeline-company {
  margin-bottom: 16px;
}

.company-badge {
  display: inline-block;
  background: rgba(108, 99, 255, 0.12);
  border: 1px solid rgba(108, 99, 255, 0.25);
  color: var(--color-accent-2);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 500;
}

.timeline-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.timeline-bullets li {
  position: relative;
  padding-left: 18px;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.timeline-bullets li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

.timeline-skills {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.timeline-skills span {
  background: rgba(34,211,238,0.08);
  border: 1px solid rgba(34,211,238,0.15);
  color: var(--color-accent);
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 0.75rem;
}

/* ===== CERTIFICATIONS ===== */
.certs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.cert-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  transition: var(--transition-smooth);
}

.cert-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-gold);
  box-shadow: 0 8px 40px rgba(245, 158, 11, 0.15), var(--shadow-card-hover);
}

.cert-issuer-logo {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 900;
  flex-shrink: 0;
  font-family: var(--font-display);
}

.google-logo { background: #fff; color: #4285f4; }
.tata-logo   { background: #00205b; color: #fff; }
.hp-logo     { background: #0096d6; color: #fff; font-size: 0.9rem; }

.cert-info h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
  line-height: 1.3;
}

.cert-issuer {
  color: var(--color-accent);
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.cert-period {
  color: var(--color-text-dim);
  font-size: 0.78rem;
  margin-bottom: 10px;
}

.cert-desc {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  line-height: 1.6;
  margin-bottom: 12px;
}

.cert-badge {
  display: inline-block;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.25);
  color: #4ade80;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
}

/* ===== QUANTUM CORE ===== */
.qc-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  align-items: start;
}

.qc-logo-display {
  font-size: 4rem;
  margin-bottom: 8px;
}

.qc-info h3 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 6px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.qc-tagline {
  color: var(--color-text-muted);
  font-style: italic;
  margin-bottom: 20px;
}

.qc-info p {
  color: var(--color-text-muted);
  margin-bottom: 28px;
  line-height: 1.8;
}

.qc-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.qc-meta-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.qc-meta-item strong {
  font-size: 0.75rem;
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.qc-meta-item span {
  font-size: 0.9rem;
  color: var(--color-text);
  font-weight: 500;
}

.qc-team h3, .qc-games h4 {
  font-family: var(--font-display);
  font-weight: 700;
  margin-bottom: 16px;
}

.qc-team h3 { font-size: 1.3rem; }
.qc-games h4 { font-size: 1.1rem; margin-top: 32px; }

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.team-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 14px;
  text-align: center;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.team-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.team-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.team-card strong {
  font-size: 0.88rem;
  display: block;
}

.team-card span {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  display: block;
}

.game-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.game-list li {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

.game-live {
  background: rgba(34, 197, 94, 0.08);
  border: 1px solid rgba(34, 197, 94, 0.2);
  color: #4ade80;
}

.game-dev {
  background: rgba(34, 211, 238, 0.06);
  border: 1px solid rgba(34, 211, 238, 0.15);
  color: var(--color-accent);
}

.game-planned {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

.game-list em {
  font-size: 0.8rem;
  opacity: 0.8;
}

/* ===== CONTACT ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 56px;
  align-items: start;
}

.contact-intro {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 32px;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text) !important;
  transition: var(--transition-smooth);
  text-decoration: none;
}

.contact-card:hover {
  border-color: var(--color-primary);
  transform: translateX(6px);
  box-shadow: var(--shadow-card);
  color: var(--color-text) !important;
}

.contact-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.contact-card div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.contact-card strong {
  font-size: 0.9rem;
  color: var(--color-text);
}

.contact-card span {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.contact-location-card {
  position: sticky;
  top: 100px;
}

.location-map-placeholder {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 48px 36px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.location-map-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 50%, rgba(108,99,255,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.map-pin {
  font-size: 3rem;
  margin-bottom: 16px;
  animation: floatBadge 3s ease-in-out infinite;
}

.location-map-placeholder h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.location-map-placeholder p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.open-to-work-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.25);
  color: #4ade80;
  padding: 10px 20px;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
}

.chip-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4ade80;
  animation: pulse 2s ease infinite;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  padding: 40px 0 24px;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.footer-logo {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
}

.footer-brand strong {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 2px;
}

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

.footer-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--color-text-muted);
  font-size: 0.88rem;
  transition: var(--transition-fast);
}

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

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 20px;
  text-align: center;
  color: var(--color-text-dim);
  font-size: 0.82rem;
}

.footer-seo-note {
  margin-top: 6px;
  opacity: 0.5;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

.animate-in {
  animation: fadeInUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* ===== NEW PREMIUM COMPONENTS STYLING ===== */

/* --- Hero Badges --- */
.hero-badges-row {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.hero-badge.badge-pronounce {
  background: rgba(34, 211, 238, 0.1);
  border-color: rgba(34, 211, 238, 0.2);
  color: var(--color-accent);
}

.badge-icon {
  margin-right: 6px;
}

/* --- About Role Cards --- */
.about-role-badges {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 16px;
  margin-top: 32px;
}

.about-role-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 16px;
  border-radius: var(--radius-md);
  text-align: center;
  transition: all var(--transition-smooth);
}

.about-role-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-primary);
  background: rgba(108, 99, 255, 0.05);
  box-shadow: var(--shadow-glow-primary);
}

.about-role-card .role-icon {
  font-size: 1.8rem;
  display: block;
  margin-bottom: 8px;
}

.about-role-card h4 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--color-text);
  margin-bottom: 4px;
}

.about-role-card p {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

/* --- Education Section --- */
.education-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
  margin-top: 32px;
}

.education-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  gap: 20px;
  transition: all var(--transition-smooth);
}

.education-card:hover {
  transform: translateY(-8px);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-card-hover);
}

.edu-icon {
  font-size: 2.2rem;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.edu-info h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--color-text);
  margin-bottom: 6px;
}

.edu-institution {
  color: var(--color-accent);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.edu-meta {
  font-size: 0.8rem;
  color: var(--color-text-dim);
  margin-bottom: 12px;
}

.edu-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

/* --- Competencies (Skills Progress Bars) --- */
.competencies-container {
  max-width: 800px;
  margin: 0 auto 56px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.competency-item {
  margin-bottom: 24px;
}

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

.comp-info {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 8px;
}

.comp-percent {
  color: var(--color-accent);
  font-weight: 600;
}

.comp-bar-bg {
  height: 8px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
  overflow: hidden;
}

.comp-bar-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 4px;
  transition: width 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- Companies Section --- */
.companies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 32px;
  margin-top: 32px;
}

.company-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  position: relative;
  transition: all var(--transition-smooth);
}

.company-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
}

.company-card.active-company:hover {
  border-color: var(--color-primary);
}

.company-card.inactive-company:hover {
  border-color: var(--color-text-dim);
}

.company-status {
  position: absolute;
  top: 24px;
  right: 24px;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
}

.company-status.active {
  background: rgba(74, 222, 128, 0.1);
  color: #4ade80;
  border: 1px solid rgba(74, 222, 128, 0.2);
}

.company-status.inactive {
  background: rgba(100, 116, 139, 0.1);
  color: var(--color-text-dim);
  border: 1px solid rgba(100, 116, 139, 0.2);
}

.company-icon-large {
  font-size: 3rem;
  margin-bottom: 20px;
}

.company-info h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin-bottom: 6px;
}

.company-tagline {
  color: var(--color-accent);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.company-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  line-height: 1.6;
}

.company-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.company-badges span {
  font-size: 0.72rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-border);
  padding: 4px 10px;
  border-radius: 100px;
  color: var(--color-text-muted);
}

/* --- Team Grid --- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  margin-top: 32px;
}

.team-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  transition: all var(--transition-smooth);
}

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

.team-avatar-wrapper {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  margin: 0 auto 20px;
  border: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--color-surface-2);
}

.team-img-portrait {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-avatar-placeholder {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-accent);
}

.team-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--color-text);
  margin-bottom: 6px;
}

.team-role {
  color: var(--color-accent);
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.team-specialty {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* --- Image Gallery & Lightbox --- */
.gallery-filters {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.gallery-filter-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border);
  padding: 8px 20px;
  border-radius: 100px;
  color: var(--color-text-muted);
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 1;
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition-smooth);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(8, 11, 20, 0.9) 0%, rgba(8, 11, 20, 0.2) 80%);
  display: flex;
  align-items: flex-end;
  padding: 20px;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.gallery-item:hover .gallery-item-overlay {
  opacity: 1;
}

.gallery-item-overlay span {
  color: #fff;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
}

/* Lightbox Modal */
.lightbox-modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(4, 6, 12, 0.95);
  backdrop-filter: blur(8px);
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.lightbox-modal.show {
  display: flex;
  opacity: 1;
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 32px;
  color: var(--color-text-muted);
  font-size: 2.5rem;
  font-weight: 300;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.lightbox-close:hover {
  color: #fff;
}

.lightbox-content-container {
  max-width: 80%;
  max-height: 80%;
  text-align: center;
}

.lightbox-img {
  max-width: 100%;
  max-height: 70vh;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 48px rgba(0,0,0,0.8);
  border: 1px solid var(--color-border);
}

.lightbox-caption {
  margin-top: 16px;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
}

.lightbox-prev,
.lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-border);
  color: #fff;
  font-size: 1.5rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.lightbox-prev { left: 32px; }
.lightbox-next { right: 32px; }

.lightbox-prev:hover,
.lightbox-next:hover {
  background: var(--color-primary);
  border-color: transparent;
  box-shadow: var(--shadow-glow-primary);
}

/* --- Achievements / Recognitions Grid --- */
.achievements-summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin-bottom: 56px;
}

.achievement-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  transition: all var(--transition-smooth);
}

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

.ach-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 8px;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.ach-label {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
}

.ach-desc {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ===== MOBILE RESPONSIVE ===== */
/* ===== MOBILE RESPONSIVE ===== */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

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

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

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

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(8, 11, 20, 0.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 20px 24px;
    border-bottom: 1px solid var(--color-border);
    gap: 4px;
    z-index: 999;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 1rem;
  }

  .menu-toggle {
    display: flex;
  }

  .hero-stats {
    gap: 20px;
  }

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

  .skills-grid,
  .projects-grid,
  .certs-grid {
    grid-template-columns: 1fr;
  }

  .project-featured {
    padding: 24px;
  }

  .section { padding: 72px 0; }

  .timeline { padding-left: 0; }

  .about-card-3d {
    width: 220px;
    height: 220px;
  }

  .float-badge {
    display: none;
  }

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

  .qc-meta {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }

  .stat-divider {
    display: none;
  }

  .timeline-item {
    grid-template-columns: 1fr;
  }

  .timeline::before { display: none; }
  .timeline-dot { display: none; }
}