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

:root {
  --navy:    #0A1628;
  --navy2:   #0F1F3D;
  --accent:  #00D4FF;
  --accent2: #0099CC;
  --white:   #F0F6FF;
  --gray:    #8A9BB5;
  --card:    #0D1B35;
  --border:  rgba(0, 212, 255, 0.12);
  --font-display: 'Syne', sans-serif;
  --font-body:    'DM Sans', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;
  --transition:   0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }

body {
  background: var(--navy);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
  cursor: none;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { display: block; max-width: 100%; }

/* ── SCROLLBAR ─────────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--navy); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 4px; }

/* ── CURSOR ────────────────────────────────────────────────────────────────── */
.cursor {
  position: fixed; width: 10px; height: 10px;
  background: var(--accent); border-radius: 50%;
  pointer-events: none; z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s, width 0.2s, height 0.2s;
  mix-blend-mode: screen;
}
.cursor-trail {
  position: fixed; width: 36px; height: 36px;
  border: 1px solid rgba(0,212,255,0.4); border-radius: 50%;
  pointer-events: none; z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.18s ease, opacity 0.3s;
}
body:hover .cursor { opacity: 1; }

/* ── CONTAINER ─────────────────────────────────────────────────────────────── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }

/* ── NAV ───────────────────────────────────────────────────────────────────── */
#nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 0 32px;
  background: rgba(10, 22, 40, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; gap: 40px;
  height: 72px;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.6rem; font-weight: 800;
  color: var(--white);
  margin-right: auto;
}
.nav-logo span { color: var(--accent); }
.nav-links { display: flex; gap: 36px; }
.nav-links a {
  font-size: 0.88rem; font-weight: 500; letter-spacing: 0.04em;
  color: var(--gray);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 1px; background: var(--accent);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { width: 100%; }
.nav-cta {
  padding: 10px 22px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  font-size: 0.85rem; font-weight: 500;
  color: var(--accent);
  transition: var(--transition);
  white-space: nowrap;
}
.nav-cta:hover { background: var(--accent); color: var(--navy); }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--white); border-radius: 2px; transition: var(--transition); }
.mobile-menu {
  display: none; flex-direction: column; gap: 0;
  border-top: 1px solid var(--border);
  padding: 16px 0;
}
.mobile-menu a {
  padding: 12px 0; font-size: 1rem; color: var(--gray);
  border-bottom: 1px solid var(--border);
  transition: color var(--transition);
}
.mobile-menu a:hover { color: var(--accent); }
.mobile-cta {
  margin-top: 12px; padding: 12px 0;
  color: var(--accent) !important; font-weight: 600;
  border-bottom: none !important;
}
.mobile-menu.open { display: flex; }

/* ── SECTION BASE ──────────────────────────────────────────────────────────── */
.section { padding: 120px 0; }
.section-label {
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--accent); letter-spacing: 0.12em;
  margin-bottom: 20px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800; line-height: 1.1;
  margin-bottom: 56px;
}
.accent { color: var(--accent); }

/* ── HERO ──────────────────────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  position: relative; overflow: hidden;
  padding: 100px 32px 60px;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
}
.grid-lines {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}
.glow {
  position: absolute; border-radius: 50%;
  filter: blur(100px); pointer-events: none;
}
.glow-1 {
  width: 600px; height: 600px;
  background: rgba(0, 212, 255, 0.08);
  top: -200px; right: -100px;
  animation: float 8s ease-in-out infinite;
}
.glow-2 {
  width: 400px; height: 400px;
  background: rgba(0, 100, 255, 0.06);
  bottom: 0; left: -100px;
  animation: float 10s ease-in-out infinite reverse;
}
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-30px); }
}
.hero-content {
  position: relative; z-index: 1;
  max-width: 1200px; margin: 0 auto; width: 100%;
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 80px;
  align-items: center;
}
.hero-visual {
  display: flex; justify-content: center; align-items: center;
}
.hero-photo-wrap {
  position: relative; display: inline-block;
}
.hero-photo {
  width: 280px; height: 360px;
  object-fit: cover; object-position: center top;
  border-radius: 16px;
  border: 1px solid var(--border);
  display: block;
}
.hero-photo-deco {
  position: absolute; bottom: -12px; right: -12px;
  width: 100%; height: 100%;
  border: 1px solid rgba(0,212,255,0.25);
  border-radius: 16px; z-index: -1;
}
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--accent); letter-spacing: 0.1em;
  margin-bottom: 24px;
  padding: 6px 14px;
  border: 1px solid rgba(0,212,255,0.3);
  border-radius: 100px;
}
.hero-tag::before {
  content: ''; width: 6px; height: 6px;
  background: var(--accent); border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}
.hero-name {
  font-family: 'Space Grotesk', var(--font-display);
  font-size: clamp(3.8rem, 8vw, 7rem);
  font-weight: 700; line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}
.hero-name .line { display: block; }
.hero-name .accent-line { color: var(--accent); }
.hero-role {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  color: var(--gray); margin-bottom: 24px; height: 2rem;
}
.cursor-blink {
  color: var(--accent);
  animation: blink 1s step-end infinite;
}
@keyframes blink { 0%,100%{opacity:1;} 50%{opacity:0;} }
.hero-desc {
  font-size: 1.05rem; color: var(--gray);
  max-width: 520px; margin-bottom: 40px; line-height: 1.8;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 64px; }
.btn-primary {
  padding: 14px 32px;
  background: var(--accent); color: var(--navy);
  font-weight: 700; font-size: 0.9rem;
  border-radius: 6px; border: 2px solid var(--accent);
  transition: var(--transition); display: inline-block;
}
.btn-primary:hover { background: transparent; color: var(--accent); }
.btn-ghost {
  padding: 14px 32px;
  background: transparent; color: var(--white);
  font-weight: 500; font-size: 0.9rem;
  border-radius: 6px; border: 1px solid rgba(255,255,255,0.2);
  transition: var(--transition); display: inline-block;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.hero-stats { display: flex; align-items: center; gap: 40px; }
.stat { display: flex; flex-direction: column; }
.stat-num {
  font-family: var(--font-display);
  font-size: 2.2rem; font-weight: 800; color: var(--white);
  line-height: 1;
}
.stat-label { font-size: 0.78rem; color: var(--gray); margin-top: 4px; }
.stat-divider { width: 1px; height: 40px; background: var(--border); }
.hero-scroll {
  position: absolute; bottom: 40px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 0.7rem;
  color: var(--gray); letter-spacing: 0.1em;
}
.scroll-line {
  width: 1px; height: 50px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollDown 2s ease-in-out infinite;
}
@keyframes scrollDown {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ── REVEAL ANIMATIONS ─────────────────────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-card { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal-card.visible { opacity: 1; transform: translateY(0); }

/* ── ABOUT ─────────────────────────────────────────────────────────────────── */
.about { background: var(--navy2); }
.about-grid {
  display: grid; grid-template-columns: 1fr 1.6fr; gap: 80px; align-items: start;
}
.about-left .section-title { margin-bottom: 32px; font-size: clamp(2.5rem, 5vw, 4rem); }
.about-img-wrap { position: relative; display: inline-block; }
.about-img-photo {
  width: 220px; height: 260px;
  object-fit: cover;
  object-position: center top;
  border: 1px solid var(--border);
  border-radius: 12px;
  display: block;
}
.about-img-deco {
  position: absolute; bottom: -12px; right: -12px;
  width: 100%; height: 100%;
  border: 1px solid rgba(0,212,255,0.2);
  border-radius: 12px; z-index: -1;
}
.about-text { color: var(--gray); margin-bottom: 20px; font-size: 0.97rem; line-height: 1.85; }
.about-tags {
  display: flex; flex-wrap: wrap; gap: 10px;
  margin: 28px 0;
}
.about-tags span {
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-family: var(--font-mono); font-size: 0.75rem;
  color: var(--accent);
}
.about-links { display: flex; gap: 16px; flex-wrap: wrap; }
.about-link {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 20px;
  border: 1px solid var(--border); border-radius: 8px;
  font-size: 0.85rem; color: var(--gray);
  transition: var(--transition);
}
.about-link svg { width: 16px; height: 16px; }
.about-link:hover { border-color: var(--accent); color: var(--accent); }

/* ── SKILLS ────────────────────────────────────────────────────────────────── */
.skills-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.skill-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  transition: var(--transition);
  position: relative; overflow: hidden;
}
.skill-card::before {
  content: ''; position: absolute;
  top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0; transition: opacity var(--transition);
}
.skill-card:hover { border-color: rgba(0,212,255,0.3); transform: translateY(-4px); }
.skill-card:hover::before { opacity: 1; }
.skill-card-icon { font-size: 1.8rem; margin-bottom: 14px; }
.skill-card h3 {
  font-family: var(--font-display); font-size: 1rem;
  font-weight: 700; margin-bottom: 16px; color: var(--white);
}
.skill-note {
  font-size: 0.82rem; color: var(--gray); line-height: 1.6;
  margin-bottom: 14px; font-style: italic;
}
.skill-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.skill-tags span {
  padding: 4px 10px;
  background: rgba(0,212,255,0.07);
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: 4px;
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--accent);
}

/* ── PROJECTS ──────────────────────────────────────────────────────────────── */
.projects { background: var(--navy2); }
.projects-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.project-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px; overflow: hidden;
  transition: var(--transition); position: relative;
  display: flex; flex-direction: column;
}
.project-thumb {
  width: 100%; height: 190px;
  overflow: hidden; position: relative;
  background: var(--navy2);
  flex-shrink: 0;
}
.project-thumb img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: top center;
  display: block;
  transition: transform 0.5s ease;
}
.project-card:hover .project-thumb img { transform: scale(1.04); }
.project-body {
  padding: 24px 28px 28px;
  display: flex; flex-direction: column; flex: 1;
  position: relative;
}
.project-card:hover { border-color: rgba(0,212,255,0.35); transform: translateY(-5px); }
.featured {
  grid-column: span 2;
  background: linear-gradient(135deg, rgba(0,212,255,0.06), var(--card));
  border-color: rgba(0,212,255,0.25);
}
.project-badge {
  position: absolute; top: 12px; right: 12px; z-index: 2;
  padding: 4px 10px;
  background: rgba(5,15,35,0.85); border: 1px solid rgba(0,212,255,0.4);
  border-radius: 100px; backdrop-filter: blur(6px);
  font-family: var(--font-mono); font-size: 0.68rem; color: var(--accent);
}
.project-top {
  display: flex; justify-content: space-between; align-items: flex-start;
  margin-bottom: 16px;
}
.project-icon { font-size: 2rem; }
.project-links a {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
  border: 1px solid var(--border); border-radius: 8px;
  color: var(--gray); transition: var(--transition);
}
.project-links a svg { width: 15px; height: 15px; }
.project-links a:hover { border-color: var(--accent); color: var(--accent); }
.project-card h3 {
  font-family: var(--font-display); font-size: 1.1rem;
  font-weight: 700; margin-bottom: 10px; color: var(--white);
}
.project-card p { font-size: 0.9rem; color: var(--gray); line-height: 1.7; flex: 1; margin-bottom: 20px; }
.project-tech { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.project-tech span {
  padding: 4px 10px;
  background: rgba(0,212,255,0.05);
  border: 1px solid rgba(0,212,255,0.12);
  border-radius: 4px;
  font-family: var(--font-mono); font-size: 0.7rem; color: var(--accent);
}
.freelance-card { border-style: dashed; border-color: rgba(0,212,255,0.2); }

/* ── EXPERIENCE ────────────────────────────────────────────────────────────── */
.timeline { position: relative; padding-left: 28px; }
.timeline::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0;
  width: 1px; background: linear-gradient(to bottom, var(--accent), transparent);
}
.timeline-item {
  position: relative; margin-bottom: 56px;
  padding-left: 32px;
}
.timeline-dot {
  position: absolute; left: -34px; top: 6px;
  width: 12px; height: 12px;
  background: var(--accent); border-radius: 50%;
  border: 2px solid var(--navy);
  box-shadow: 0 0 12px rgba(0,212,255,0.5);
}
.timeline-date {
  font-family: var(--font-mono); font-size: 0.75rem;
  color: var(--accent); letter-spacing: 0.08em;
  margin-bottom: 10px;
}
.timeline-content {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; padding: 24px 28px;
  transition: var(--transition);
}
.timeline-content:hover { border-color: rgba(0,212,255,0.3); }
.timeline-content h3 {
  font-family: var(--font-display); font-size: 1.1rem;
  font-weight: 700; color: var(--white); margin-bottom: 4px;
}
.timeline-content h4 {
  font-size: 0.88rem; color: var(--accent);
  font-weight: 400; margin-bottom: 16px;
}
.timeline-content ul { display: flex; flex-direction: column; gap: 8px; }
.timeline-content li {
  font-size: 0.9rem; color: var(--gray);
  padding-left: 16px; position: relative; line-height: 1.6;
}
.timeline-content li::before {
  content: '▸'; position: absolute; left: 0;
  color: var(--accent); font-size: 0.75rem;
}

/* ── CONTACT ───────────────────────────────────────────────────────────────── */
.contact { background: var(--navy2); }
.contact-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start;
}
.contact-desc { color: var(--gray); font-size: 1rem; margin-bottom: 40px; max-width: 360px; }
.contact-details { display: flex; flex-direction: column; gap: 16px; }
.contact-item {
  display: flex; align-items: center; gap: 14px;
  font-size: 0.9rem; color: var(--gray); transition: color var(--transition);
}
.contact-item:hover { color: var(--accent); }
.contact-icon {
  width: 38px; height: 38px;
  border: 1px solid var(--border); border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; color: var(--accent); flex-shrink: 0;
}
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-group input, .form-group textarea {
  width: 100%; padding: 14px 18px;
  background: var(--card); border: 1px solid var(--border);
  border-radius: 8px; color: var(--white);
  font-family: var(--font-body); font-size: 0.92rem;
  outline: none; transition: border-color var(--transition); resize: none;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--gray); }
.form-group input:focus, .form-group textarea:focus { border-color: var(--accent); }
.full-width { width: 100%; text-align: center; border: none; cursor: pointer; }

/* ── FOOTER ────────────────────────────────────────────────────────────────── */
.footer {
  padding: 28px 0;
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px;
}
.footer-logo {
  font-family: var(--font-display); font-size: 1.3rem;
  font-weight: 800; color: var(--white);
}
.footer-logo span { color: var(--accent); }
.footer-copy { font-size: 0.82rem; color: var(--gray); }
.footer-socials { display: flex; gap: 20px; }
.footer-socials a { font-size: 0.82rem; color: var(--gray); transition: color var(--transition); }
.footer-socials a:hover { color: var(--accent); }

/* ── RESPONSIVE ────────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .featured { grid-column: span 2; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-left { display: flex; gap: 40px; align-items: flex-start; }
  .about-left .section-title { margin-bottom: 0; }
}

@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .section { padding: 80px 0; }
  .hero { padding: 100px 24px 60px; }
  .container { padding: 0 24px; }
  .skills-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .featured { grid-column: span 1; }
  .contact-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-stats { gap: 24px; }
  .about-left { flex-direction: column; }
  .about-img-photo { width: 160px; height: 200px; }
  .hero-content { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { order: -1; }
  .hero-photo { width: 180px; height: 220px; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .btn-primary, .btn-ghost { text-align: center; }
  .footer-inner { flex-direction: column; text-align: center; }
}