@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg-primary: #0A0A0F;
  --bg-secondary: #0F172A;
  --bg-card: rgba(255,255,255,0.04);
  --accent-blue: #3B82F6;
  --accent-purple: #8B5CF6;
  --accent-pink: #EC4899;
  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #475569;
  --border: rgba(255,255,255,0.08);
  --glow-blue: 0 0 30px rgba(59,130,246,0.3);
  --glow-purple: 0 0 30px rgba(139,92,246,0.3);
  --gradient: linear-gradient(135deg, #3B82F6, #8B5CF6, #EC4899);
  --font: 'Outfit', sans-serif;
  --mono: 'JetBrains Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  cursor: none;
}

/* CUSTOM CURSOR */
.cursor {
  width: 12px; height: 12px;
  background: var(--accent-blue);
  border-radius: 50%;
  position: fixed; top: 0; left: 0;
  pointer-events: none; z-index: 9999;
  transition: transform 0.1s ease;
  mix-blend-mode: screen;
}
.cursor-follower {
  width: 36px; height: 36px;
  border: 1px solid rgba(59,130,246,0.5);
  border-radius: 50%;
  position: fixed; top: 0; left: 0;
  pointer-events: none; z-index: 9998;
  transition: all 0.15s ease;
}
body:hover .cursor { transform: scale(1); }
a:hover ~ .cursor, button:hover ~ .cursor { transform: scale(2); }

/* SCROLLBAR */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--gradient); border-radius: 4px; }

/* SCROLL PROGRESS */
#scroll-progress {
  position: fixed; top: 0; left: 0; height: 2px;
  background: var(--gradient); z-index: 1000;
  width: 0%; transition: width 0.1s linear;
}

/* LOADING SCREEN */
#loader {
  position: fixed; inset: 0;
  background: var(--bg-primary);
  display: flex; align-items: center; justify-content: center;
  z-index: 10000; transition: opacity 0.5s ease;
}
#loader.hidden { opacity: 0; pointer-events: none; }
.loader-content { text-align: center; }
.loader-logo {
  font-size: 3rem; font-weight: 900;
  background: var(--gradient); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
  animation: pulse 1.5s ease infinite;
}
.loader-bar {
  width: 200px; height: 2px;
  background: var(--border); margin: 1.5rem auto 0;
  border-radius: 2px; overflow: hidden;
}
.loader-bar-fill {
  height: 100%; background: var(--gradient);
  border-radius: 2px; animation: load 1.8s ease forwards;
}
@keyframes load { from { width: 0; } to { width: 100%; } }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.5; } }

/* NAVBAR */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  padding: 1rem 2rem;
  display: flex; align-items: center; justify-content: space-between;
  transition: all 0.3s ease;
}
#navbar.scrolled {
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 2rem;
}
.nav-logo {
  font-size: 1.5rem; font-weight: 800;
  background: var(--gradient); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
  text-decoration: none;
}
.nav-links { display: flex; gap: 2rem; list-style: none; align-items: center; }
.nav-links a {
  color: var(--text-secondary); text-decoration: none;
  font-size: 0.9rem; font-weight: 500;
  transition: color 0.3s; position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 1px; background: var(--gradient);
  transition: width 0.3s ease;
}
.nav-links a:hover, .nav-links a.active { color: var(--text-primary); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.btn-hire {
  padding: 0.5rem 1.25rem;
  background: var(--gradient); border: none; border-radius: 50px;
  color: white; font-family: var(--font); font-weight: 600; font-size: 0.85rem;
  cursor: pointer; transition: all 0.3s ease; text-decoration: none;
}
.btn-hire:hover { transform: scale(1.05); box-shadow: var(--glow-blue); }

.hamburger {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; background: none; border: none; padding: 4px;
}
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--text-primary); border-radius: 2px;
  transition: all 0.3s ease;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

.mobile-menu {
  display: none; position: fixed; inset: 0; top: 60px;
  background: rgba(10,10,15,0.97); backdrop-filter: blur(20px);
  z-index: 899; padding: 2rem;
  flex-direction: column; align-items: center; gap: 2rem;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  color: var(--text-primary); text-decoration: none;
  font-size: 1.5rem; font-weight: 600;
  transition: color 0.3s;
}
.mobile-menu a:hover { color: var(--accent-blue); }

/* SECTION BASE */
section { padding: 7rem 2rem; max-width: 1100px; margin: 0 auto; }
.section-label {
  font-size: 0.75rem; font-weight: 600; letter-spacing: 3px;
  text-transform: uppercase; color: var(--accent-blue); margin-bottom: 0.75rem;
}
.section-title {
  font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800; line-height: 1.1;
  margin-bottom: 1.5rem;
}
.gradient-text {
  background: var(--gradient); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}

/* HERO */
#hero {
  min-height: 100vh; display: flex; align-items: center;
  justify-content: center; text-align: center;
  position: relative; overflow: hidden; padding: 0 2rem;
  max-width: 100%;
}
.hero-bg {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(59,130,246,0.12) 0%, transparent 60%),
              radial-gradient(ellipse 60% 40% at 80% 80%, rgba(139,92,246,0.1) 0%, transparent 50%);
}
#particles-canvas { position: absolute; inset: 0; z-index: 0; }
.hero-content { position: relative; z-index: 1; max-width: 800px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 50px; padding: 0.4rem 1rem;
  font-size: 0.8rem; color: var(--text-secondary); margin-bottom: 1.5rem;
  backdrop-filter: blur(10px);
}
.hero-badge .dot { width: 6px; height: 6px; background: #22C55E; border-radius: 50%; animation: blink 2s infinite; }
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0.3; } }
.hero-name {
  font-size: clamp(3rem, 8vw, 5.5rem); font-weight: 900; line-height: 1;
  margin-bottom: 0.5rem;
}
.hero-title {
  font-size: clamp(1rem, 2.5vw, 1.4rem); color: var(--text-secondary);
  margin-bottom: 1rem; font-weight: 400;
}
#typed-text {
  color: var(--accent-blue); font-family: var(--mono); font-size: clamp(0.9rem, 2vw, 1.1rem);
  min-height: 1.5em;
}
.cursor-blink { animation: blink 0.8s infinite; }
.hero-cta { display: flex; gap: 1rem; justify-content: center; margin-top: 2.5rem; flex-wrap: wrap; }
.btn-primary {
  padding: 0.85rem 2rem; background: var(--gradient);
  border: none; border-radius: 50px; color: white;
  font-family: var(--font); font-weight: 600; font-size: 0.95rem;
  cursor: pointer; text-decoration: none; display: inline-flex;
  align-items: center; gap: 0.5rem; transition: all 0.3s ease;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--glow-blue); }
.btn-secondary {
  padding: 0.85rem 2rem; background: transparent;
  border: 1px solid var(--border); border-radius: 50px; color: var(--text-primary);
  font-family: var(--font); font-weight: 600; font-size: 0.95rem;
  cursor: pointer; text-decoration: none; display: inline-flex;
  align-items: center; gap: 0.5rem; transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}
.btn-secondary:hover { border-color: var(--accent-blue); transform: translateY(-2px); box-shadow: var(--glow-blue); }
.scroll-hint {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
  color: var(--text-muted); font-size: 0.75rem;
}
.scroll-line {
  width: 1px; height: 50px;
  background: linear-gradient(to bottom, var(--accent-blue), transparent);
  animation: scrollDown 2s ease infinite;
}
@keyframes scrollDown { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* ABOUT */
.about-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 4rem; align-items: center; }
.about-image-wrap { position: relative; padding-bottom: 1.5rem; }
.about-image-glow {
  position: absolute; inset: -2px; border-radius: 20px;
  background: var(--gradient); z-index: 0; filter: blur(15px); opacity: 0.4;
}
.about-image {
  position: relative; z-index: 1; border-radius: 20px;
  overflow: hidden; aspect-ratio: 4/5;
  background: linear-gradient(135deg, rgba(59,130,246,0.2), rgba(139,92,246,0.2));
  border: 1px solid var(--border); display: flex; align-items: center; justify-content: center;
}
.about-image img { width: 100%; height: 100%; object-fit: cover; border-radius: 20px; }
.about-avatar-placeholder {
  font-size: 8rem; line-height: 1;
  background: var(--gradient); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
}
.about-image-ring {
  position: absolute; inset: -6px; border-radius: 22px;
  background: var(--gradient); z-index: -1;
  opacity: 0.6; filter: blur(8px);
  animation: ringPulse 3s ease infinite;
}
@keyframes ringPulse { 0%,100% { opacity: 0.4; } 50% { opacity: 0.8; } }
.about-image-badge {
  position: absolute; bottom: -14px; left: 50%; transform: translateX(-50%);
  background: rgba(10,10,15,0.9); border: 1px solid rgba(34,197,94,0.4);
  border-radius: 50px; padding: 0.4rem 1rem;
  font-size: 0.78rem; font-weight: 600; color: #22C55E;
  white-space: nowrap; backdrop-filter: blur(10px);
  box-shadow: 0 0 16px rgba(34,197,94,0.2);
}
.about-cta {
  display: flex; gap: 0.75rem; flex-wrap: wrap; margin-top: 2rem;
}
.about-text .section-label { margin-bottom: 0.5rem; }
.about-bio { color: var(--text-secondary); line-height: 1.8; margin-bottom: 1.5rem; font-size: 1.05rem; }
.about-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2rem; }
.tag {
  padding: 0.35rem 0.85rem; background: var(--bg-card);
  border: 1px solid var(--border); border-radius: 50px;
  font-size: 0.8rem; color: var(--text-secondary);
  transition: all 0.3s;
}
.tag:hover { border-color: var(--accent-blue); color: var(--accent-blue); }
.about-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 1rem; }
.stat-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; padding: 1rem; text-align: center;
  transition: all 0.3s; backdrop-filter: blur(10px);
}
.stat-card:hover { border-color: var(--accent-blue); box-shadow: var(--glow-blue); }
.stat-number { font-size: 1.8rem; font-weight: 800; background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat-label { font-size: 0.75rem; color: var(--text-muted); margin-top: 0.25rem; }

/* SKILLS */
#skills { max-width: 1100px; }
.skills-categories { display: flex; flex-direction: column; gap: 3rem; }
.skill-category h3 { font-size: 1rem; color: var(--text-secondary); margin-bottom: 1.5rem; font-weight: 500; letter-spacing: 1px; text-transform: uppercase; }
.skills-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 1rem; }
.skill-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 16px; padding: 1.5rem 1rem; text-align: center;
  transition: all 0.3s ease; cursor: default; backdrop-filter: blur(10px);
  position: relative; overflow: hidden;
}
.skill-card::before {
  content: ''; position: absolute; inset: 0;
  background: var(--gradient); opacity: 0; transition: opacity 0.3s;
}
.skill-card:hover { transform: translateY(-4px); box-shadow: var(--glow-blue); border-color: transparent; }
.skill-card:hover::before { opacity: 0.08; }
.skill-icon { font-size: 2rem; margin-bottom: 0.75rem; display: block; transition: transform 0.3s; }
.skill-card:hover .skill-icon { transform: scale(1.2); }
.skill-name { font-size: 0.8rem; font-weight: 600; color: var(--text-secondary); }

/* PROJECTS */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 1.5rem; }
.project-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 20px; padding: 1.75rem; transition: all 0.4s ease;
  backdrop-filter: blur(10px); position: relative; overflow: hidden;
  cursor: pointer;
}
.project-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--gradient); opacity: 0; transition: opacity 0.3s;
}
.project-card:hover {
  transform: translateY(-6px);
  border-color: rgba(59,130,246,0.3);
  box-shadow: 0 20px 60px rgba(59,130,246,0.15);
}
.project-card:hover::before { opacity: 1; }
.project-num { font-family: var(--mono); font-size: 0.75rem; color: var(--accent-blue); margin-bottom: 1rem; }
.project-title { font-size: 1.2rem; font-weight: 700; margin-bottom: 0.75rem; }
.project-desc { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.7; margin-bottom: 1.25rem; }
.project-psr { background: rgba(59,130,246,0.05); border-left: 2px solid var(--accent-blue); border-radius: 0 8px 8px 0; padding: 0.75rem 1rem; margin-bottom: 1.25rem; font-size: 0.82rem; color: var(--text-secondary); }
.project-psr strong { color: var(--accent-blue); }
.tech-badges { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1.25rem; }
.badge {
  padding: 0.25rem 0.65rem; border-radius: 50px;
  font-size: 0.72rem; font-weight: 600; font-family: var(--mono);
  background: rgba(139,92,246,0.1); border: 1px solid rgba(139,92,246,0.2);
  color: var(--accent-purple);
}
.project-links { display: flex; gap: 0.75rem; }
.project-link {
  display: flex; align-items: center; gap: 0.4rem;
  color: var(--text-secondary); text-decoration: none;
  font-size: 0.82rem; font-weight: 500;
  transition: color 0.3s; padding: 0.4rem 0.75rem;
  border: 1px solid var(--border); border-radius: 8px;
}
.project-link:hover { color: var(--accent-blue); border-color: var(--accent-blue); }

/* TIMELINE */
.timeline { position: relative; padding-left: 2rem; }
.timeline::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0;
  width: 2px; background: linear-gradient(to bottom, var(--accent-blue), var(--accent-purple), transparent);
}
.timeline-item { position: relative; padding-bottom: 3rem; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot {
  position: absolute; left: -2.375rem; top: 4px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--gradient); box-shadow: var(--glow-blue);
  border: 2px solid var(--bg-primary);
}
.timeline-date { font-family: var(--mono); font-size: 0.78rem; color: var(--accent-blue); margin-bottom: 0.5rem; }
.timeline-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 16px; padding: 1.5rem; transition: all 0.3s;
  backdrop-filter: blur(10px);
}
.timeline-card:hover { border-color: rgba(59,130,246,0.3); box-shadow: var(--glow-blue); }
.timeline-role { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.25rem; }
.timeline-org { font-size: 0.9rem; color: var(--accent-purple); margin-bottom: 0.75rem; font-weight: 500; }
.timeline-desc { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.7; }

/* ACHIEVEMENTS */
.achievements-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 1.25rem; margin-bottom: 3rem; }
.achievement-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 16px; padding: 1.5rem; text-align: center;
  transition: all 0.3s; backdrop-filter: blur(10px);
}
.achievement-card:hover { transform: translateY(-4px); box-shadow: var(--glow-purple); border-color: var(--accent-purple); }
.achievement-icon { font-size: 2rem; margin-bottom: 0.75rem; }
.achievement-value { font-size: 2rem; font-weight: 800; background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.achievement-label { font-size: 0.8rem; color: var(--text-muted); margin-top: 0.25rem; }
.github-banner {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 20px; padding: 2rem; display: flex;
  align-items: center; gap: 2rem; backdrop-filter: blur(10px);
  transition: all 0.3s;
}
.github-banner:hover { border-color: var(--accent-blue); box-shadow: var(--glow-blue); }
.github-icon { font-size: 3rem; }
.github-text h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; }
.github-text p { color: var(--text-secondary); font-size: 0.9rem; }
.github-link { margin-left: auto; }

/* CONTACT */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.contact-info h3 { font-size: 1.4rem; font-weight: 700; margin-bottom: 1rem; }
.contact-info p { color: var(--text-secondary); line-height: 1.8; margin-bottom: 2rem; }
.social-links { display: flex; flex-direction: column; gap: 0.75rem; }
.social-link {
  display: flex; align-items: center; gap: 0.75rem;
  color: var(--text-secondary); text-decoration: none;
  padding: 0.85rem 1.25rem;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; transition: all 0.3s; backdrop-filter: blur(10px);
}
.social-link:hover { border-color: var(--accent-blue); color: var(--text-primary); transform: translateX(4px); box-shadow: var(--glow-blue); }
.social-link-icon { font-size: 1.25rem; }
.social-link-label { font-weight: 500; font-size: 0.9rem; }

.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label { font-size: 0.82rem; font-weight: 600; color: var(--text-secondary); letter-spacing: 0.5px; }
.form-group input, .form-group textarea {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; padding: 0.85rem 1rem;
  color: var(--text-primary); font-family: var(--font); font-size: 0.95rem;
  transition: all 0.3s; outline: none; resize: none;
  backdrop-filter: blur(10px);
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--accent-blue); box-shadow: 0 0 0 3px rgba(59,130,246,0.1); }
.form-group textarea { min-height: 120px; }
.form-status { font-size: 0.85rem; padding: 0.75rem 1rem; border-radius: 10px; margin-top: 0.5rem; display: none; }
.form-status.success { background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.3); color: #22C55E; display: block; }
.form-status.error { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3); color: #EF4444; display: block; }

/* FOOTER */
footer {
  border-top: 1px solid var(--border); padding: 2rem;
  text-align: center; color: var(--text-muted); font-size: 0.85rem;
}
footer span { background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* FLOATING CONTACT */
.floating-contact {
  position: fixed; bottom: 2rem; right: 2rem; z-index: 800;
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--gradient); display: flex; align-items: center;
  justify-content: center; font-size: 1.25rem; text-decoration: none;
  box-shadow: var(--glow-blue); transition: all 0.3s;
  animation: floatUp 3s ease infinite;
}
.floating-contact:hover { transform: scale(1.15); }
@keyframes floatUp { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }

/* FADE IN ANIMATION */
.fade-in { opacity: 0; transform: translateY(30px); transition: all 0.7s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* GRID BACKGROUND */
.grid-bg {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size: 50px 50px;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  section { padding: 5rem 1.25rem; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .about-grid { grid-template-columns: 1fr; }
  .about-image { aspect-ratio: 1; max-width: 250px; margin: 0 auto; }
  .contact-grid { grid-template-columns: 1fr; }
  .github-banner { flex-direction: column; text-align: center; }
  .github-link { margin: 0 auto; }
  .skills-grid { grid-template-columns: repeat(3, 1fr); }
  .about-stats { grid-template-columns: repeat(3,1fr); }
}
@media (max-width: 480px) {
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .achievements-grid { grid-template-columns: repeat(2,1fr); }
  .about-stats { grid-template-columns: repeat(3,1fr); }
}