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

:root {
  --bg:         #0a0f1e;
  --bg2:        #0f1629;
  --bg3:        #111827;
  --surface:    rgba(255,255,255,0.04);
  --border:     rgba(255,255,255,0.08);
  --accent:     #38bdf8;
  --accent2:    #818cf8;
  --accent3:    #34d399;
  --text:       #e2e8f0;
  --muted:      #64748b;
  --card-glow:  0 0 40px rgba(56,189,248,0.06);
  --radius:     16px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ============================================
   GLASS CARD
   ============================================ */
.glass {
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(12px);
  border-radius: var(--radius);
  box-shadow: var(--card-glow);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.glass:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 60px rgba(56,189,248,0.12);
  border-color: rgba(56,189,248,0.2);
}

/* ============================================
   NAV
   ============================================ */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 2rem;
  background: rgba(10,15,30,0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  height: 64px;
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-logo {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -1px;
  margin-right: auto;
}
.nav-links {
  display: flex;
  gap: 2rem;
}
.nav-links a {
  font-size: 0.9rem;
  color: var(--muted);
  transition: color var(--transition);
  font-weight: 500;
}
.nav-links a:hover { color: var(--accent); }

.btn-download {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #0a0f1e;
  font-weight: 700;
  font-size: 0.82rem;
  padding: 0.5rem 1.2rem;
  border-radius: 8px;
  transition: opacity var(--transition), transform var(--transition);
  white-space: nowrap;
}
.btn-download:hover { opacity: 0.85; transform: scale(1.04); }

/* ============================================
   HERO
   ============================================ */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 8rem 2rem 4rem;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 20% 30%, rgba(56,189,248,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 70%, rgba(129,140,248,0.07) 0%, transparent 55%),
    radial-gradient(ellipse 80% 100% at 50% 50%, rgba(52,211,153,0.04) 0%, transparent 70%);
  animation: bgPulse 8s ease-in-out infinite alternate;
}
@keyframes bgPulse {
  from { opacity: 0.7; }
  to   { opacity: 1; }
}

.hero-content {
  position: relative;
  text-align: center;
  max-width: 780px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(52,211,153,0.1);
  border: 1px solid rgba(52,211,153,0.25);
  color: var(--accent3);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 0.35rem 1rem;
  border-radius: 100px;
  margin-bottom: 2rem;
  text-transform: uppercase;
}
.hero-badge::before {
  content: '';
  width: 7px; height: 7px;
  background: var(--accent3);
  border-radius: 50%;
  animation: blink 1.4s ease-in-out infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.2} }

#hero h1 {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 1rem;
}
.accent { color: var(--accent); }
.accent-gradient {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-title {
  font-size: 1.25rem;
  color: var(--accent);
  font-weight: 600;
  font-family: 'Fira Code', monospace;
  margin-bottom: 1rem;
}
.hero-sub {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto 2.5rem;
}
.hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #0a0f1e;
  font-weight: 700;
  padding: 0.85rem 2rem;
  border-radius: 10px;
  font-size: 0.95rem;
  transition: transform var(--transition), box-shadow var(--transition);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(56,189,248,0.3); }
.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text);
  font-weight: 600;
  padding: 0.85rem 2rem;
  border-radius: 10px;
  font-size: 0.95rem;
  transition: border-color var(--transition), color var(--transition);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}
.stat { text-align: center; }
.stat-num {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label { font-size: 0.8rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.1em; }
.stat-sep { width: 1px; height: 40px; background: var(--border); }

.scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--muted);
  font-size: 1.4rem;
  animation: bounce 2s ease-in-out infinite;
}
@keyframes bounce { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(8px)} }

/* ============================================
   SECTIONS
   ============================================ */
.section { padding: 6rem 2rem; }
.section-dark { background: var(--bg2); }

.container { max-width: 1100px; margin: 0 auto; }

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}
.section-header h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -1px;
  margin-top: 0.5rem;
}
.section-header h3 { font-size: 1.4rem; font-weight: 700; margin-top: 0.5rem; }
.section-sub { color: var(--muted); margin-top: 0.5rem; font-size: 1.05rem; }
.tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(56,189,248,0.1);
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  border: 1px solid rgba(56,189,248,0.2);
}

/* ============================================
   ABOUT
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}
.about-card {
  padding: 2rem;
  text-align: center;
}
.about-icon { font-size: 2.2rem; margin-bottom: 1rem; }
.about-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; }
.about-card p { color: var(--muted); font-size: 0.92rem; }

.profile-quote {
  text-align: center;
  font-style: italic;
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 700px;
  margin: 0 auto;
  border-left: 3px solid var(--accent);
  padding: 1rem 2rem;
  background: rgba(56,189,248,0.04);
  border-radius: 0 10px 10px 0;
}

/* ============================================
   SKILLS
   ============================================ */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1rem;
}
.skill-item { padding: 0.75rem 0; }
.skill-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}
.skill-name { font-weight: 600; font-size: 0.95rem; }
.skill-years { color: var(--accent); font-size: 0.85rem; font-family: 'Fira Code', monospace; }
.skill-bar {
  height: 6px;
  background: rgba(255,255,255,0.07);
  border-radius: 100px;
  overflow: hidden;
}
.skill-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 100px;
  transition: width 1.2s cubic-bezier(0.4,0,0.2,1);
}
.skill-fill.animated { width: var(--pct); }

.tags-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
}
.tech-tag {
  background: rgba(129,140,248,0.1);
  border: 1px solid rgba(129,140,248,0.2);
  color: var(--accent2);
  font-size: 0.82rem;
  font-weight: 500;
  padding: 0.3rem 0.85rem;
  border-radius: 100px;
  transition: background var(--transition), transform var(--transition);
  cursor: default;
}
.tech-tag:hover {
  background: rgba(129,140,248,0.2);
  transform: translateY(-2px);
}

/* ============================================
   TIMELINE
   ============================================ */
.timeline {
  position: relative;
  padding-left: 2rem;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--accent2), transparent);
}
.tl-item {
  position: relative;
  margin-bottom: 2.5rem;
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.tl-item.visible { opacity: 1; transform: translateX(0); }

.tl-dot {
  position: absolute;
  left: -2rem;
  top: 1.5rem;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg);
  box-shadow: 0 0 0 3px rgba(56,189,248,0.2);
}

.tl-card { padding: 1.75rem 2rem; }

.tl-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.25rem;
  gap: 1rem;
  flex-wrap: wrap;
}
.tl-company { font-size: 1.2rem; font-weight: 800; }
.tl-period { color: var(--muted); font-size: 0.85rem; margin-top: 0.25rem; }
.tl-badge {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.7rem;
  border-radius: 100px;
}
.tl-badge.current {
  background: rgba(52,211,153,0.12);
  border: 1px solid rgba(52,211,153,0.3);
  color: var(--accent3);
}

.tl-projects { display: flex; flex-direction: column; gap: 1.5rem; }
.tl-project {
  padding: 1.25rem;
  background: rgba(255,255,255,0.025);
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.06);
}
.tl-project h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.proj-role {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
  background: rgba(56,189,248,0.1);
  padding: 0.1rem 0.5rem;
  border-radius: 100px;
  font-family: 'Fira Code', monospace;
}
.proj-period {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
  margin-bottom: 0.6rem;
}
.tl-project p { color: #94a3b8; font-size: 0.92rem; margin-bottom: 0.75rem; }
.proj-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.proj-tags span {
  font-size: 0.75rem;
  background: rgba(56,189,248,0.07);
  border: 1px solid rgba(56,189,248,0.15);
  color: var(--accent);
  padding: 0.15rem 0.55rem;
  border-radius: 6px;
  font-family: 'Fira Code', monospace;
}

/* ============================================
   EDUCATION
   ============================================ */
.edu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}
.edu-card {
  padding: 1.75rem;
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}
.edu-icon { font-size: 2rem; flex-shrink: 0; }
.edu-body h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.25rem; }
.edu-inst { color: var(--muted); font-size: 0.88rem; margin-bottom: 0.25rem; }
.edu-year {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent2);
  background: rgba(129,140,248,0.1);
  padding: 0.1rem 0.5rem;
  border-radius: 100px;
  margin-bottom: 0.4rem;
}
.edu-detail { color: var(--muted); font-size: 0.82rem; margin-top: 0.3rem; }

/* ============================================
   BOTTOM CARDS
   ============================================ */
.bottom-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.bottom-card {
  padding: 2rem;
}
.bottom-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 1rem; }
.bottom-card ul { display: flex; flex-direction: column; gap: 0.5rem; }
.bottom-card li {
  color: var(--muted);
  font-size: 0.93rem;
  padding-left: 1.2rem;
  position: relative;
}
.bottom-card li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
}

/* ============================================
   CONTACT
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}
.contact-card {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  text-align: center;
  align-items: center;
  cursor: pointer;
}
.contact-icon { font-size: 2rem; }
.contact-label { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); }
.contact-val { font-size: 0.92rem; font-weight: 600; color: var(--accent); }

/* ============================================
   FOOTER
   ============================================ */
footer {
  text-align: center;
  padding: 2rem;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
  background: var(--bg);
}
footer a { color: var(--accent); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 640px) {
  .nav-links { display: none; }
  .timeline { padding-left: 1.25rem; }
  .tl-card { padding: 1.25rem; }
  .hero-stats { gap: 1rem; }
  .stat-num { font-size: 1.5rem; }
}

/* ============================================
   COMPANY LOGOS
   ============================================ */
.tl-company-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.company-logo-wrap {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,0.25);
  position: relative;
}

/* The actual logo image */
.company-logo {
  width: 38px;
  height: 38px;
  object-fit: contain;
  display: block;
}

/* Fallback: show colored initials when image fails */
.company-logo-wrap.logo-fallback {
  background: linear-gradient(135deg, var(--logo-color, #38bdf8), color-mix(in srgb, var(--logo-color, #38bdf8) 60%, #000));
}
.company-logo-wrap.logo-fallback .company-logo {
  display: none;
}
.company-logo-wrap.logo-fallback::after {
  content: attr(data-initials);
  font-size: 0.85rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.5px;
  font-family: 'Inter', sans-serif;
}