:root {
  --bg: #070A12;
  --surface: #0E1424;
  --card: #121A2B;
  --line: rgba(255,255,255,0.06);
  --line-2: rgba(255,255,255,0.10);
  --primary: #3B82F6;
  --highlight: #60A5FA;
  --fg: #F9FAFB;
  --fg-soft: #D1D5DB;
  --muted: #9CA3AF;
  --container: 1180px;
  --radius: 14px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
  --shadow-md: 0 10px 30px rgba(0,0,0,.35);
  --shadow-lg: 0 30px 80px rgba(0,0,0,.5);
  --shadow-glow: 0 20px 60px rgba(59,130,246,.18);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, sans-serif;
  background: var(--bg);
  color: var(--fg);
  overflow-x: hidden;
  line-height: 1.7;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "ss01","cv11";
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
::selection { background: rgba(59,130,246,.35); color: #fff; }

/* === Background === */
body::before {
  content: ''; position: fixed; inset: 0; z-index: -2;
  background:
    radial-gradient(ellipse 70% 50% at 50% -10%, rgba(59,130,246,.18), transparent 65%),
    radial-gradient(ellipse 50% 40% at 90% 100%, rgba(96,165,250,.08), transparent 70%),
    linear-gradient(180deg, #070A12 0%, #05070E 100%);
}
body::after {
  content: ''; position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse at center, #000 25%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 25%, transparent 75%);
}
#particles-js { position: fixed; inset: 0; z-index: 0; pointer-events: auto; }
.bloom {
  position: fixed; width: 600px; height: 600px; border-radius: 50%;
  filter: blur(160px); opacity: .25; z-index: -1; pointer-events: none;
  background: var(--primary);
  top: -200px; left: 50%; transform: translateX(-50%);
}
.bloom-2 {
  position: fixed; width: 500px; height: 500px; border-radius: 50%;
  filter: blur(180px); opacity: .10; z-index: -1; pointer-events: none;
  background: var(--highlight);
  bottom: -180px; right: -120px;
}

/* === Navbar === */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 6vw;
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  background: rgba(7,10,18,.55);
  border-bottom: 1px solid transparent;
  transition: padding .3s, background .3s, border-color .3s;
}
.navbar.scrolled {
  padding: 14px 6vw;
  background: rgba(7,10,18,.85);
  border-bottom-color: var(--line);
}
.logo {
  display: inline-flex; align-items: center; gap: 12px;
  font-weight: 600; font-size: 1rem; letter-spacing: -0.01em; color: var(--fg);
}
.logo-mark {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, #1e3a8a, var(--primary));
  display: grid; place-items: center;
  font-family: 'JetBrains Mono', monospace; font-weight: 700; font-size: .82rem;
  color: #fff; box-shadow: inset 0 1px 0 rgba(255,255,255,.15), 0 6px 18px rgba(59,130,246,.4);
}
.logo-sub { color: var(--muted); font-weight: 400; font-size: .8rem; }
.nav-links { display: flex; gap: 34px; list-style: none; align-items: center; }
.nav-link {
  font-size: .87rem; color: var(--muted); font-weight: 500;
  position: relative; transition: color .2s;
}
.nav-link::after {
  content: ''; position: absolute; bottom: -6px; left: 0;
  width: 100%; height: 1px; background: var(--primary);
  transform: scaleX(0); transform-origin: right; transition: transform .3s;
}
.nav-link:hover, .nav-link.active { color: var(--fg); }
.nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); transform-origin: left; }
.nav-cta { margin-left: 8px; }

.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: transparent; border: none; cursor: pointer; padding: 6px;
}
.hamburger span { width: 22px; height: 2px; background: var(--fg); transition: .3s; }
.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); }

/* === Hero === */
.hero {
  position: relative; min-height: 100vh;
  display: grid; grid-template-columns: 1.15fr .85fr;
  gap: 60px; align-items: center;
  max-width: var(--container); margin: 0 auto;
  padding: 160px 6vw 100px;
  z-index: 1;
}
.hero-canvas-wrap { position: relative; height: 540px; }
#three-canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-content { position: relative; z-index: 2; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 7px 14px; border-radius: 999px;
  border: 1px solid var(--line-2);
  background: rgba(255,255,255,.025);
  font-family: 'JetBrains Mono', monospace;
  font-size: .74rem; color: var(--fg-soft); letter-spacing: .04em;
  margin-bottom: 28px; animation: fadeUp .8s ease both;
}
.hero-eyebrow .dot {
  width: 7px; height: 7px; border-radius: 50%; background: #22c55e;
  box-shadow: 0 0 12px #22c55e; animation: pulseDot 2s ease-in-out infinite;
}
@keyframes pulseDot { 50% { opacity: .45; } }

.hero h1 {
  font-family: 'Inter', sans-serif; font-weight: 600;
  font-size: clamp(2.4rem, 5.2vw, 4.2rem);
  letter-spacing: -0.04em; line-height: 1.04;
  color: var(--fg);
  animation: fadeUp .9s .08s ease both;
}
.hero h1 .grad {
  background: linear-gradient(120deg, #fff 0%, var(--highlight) 60%, var(--primary) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-title {
  margin-top: 18px; font-size: clamp(.95rem, 1.4vw, 1.05rem);
  font-weight: 500; color: var(--highlight); min-height: 1.6em;
  font-family: 'JetBrains Mono', monospace; letter-spacing: .02em;
  animation: fadeUp .9s .16s ease both;
}
.cursor { color: var(--primary); animation: blink 1s steps(2) infinite; margin-left: 2px; }
@keyframes blink { 50% { opacity: 0; } }
.hero-intro {
  margin: 28px 0 0; max-width: 520px; color: var(--muted); font-size: 1.05rem;
  animation: fadeUp .9s .24s ease both;
}
.hero-ctas {
  display: flex; flex-wrap: wrap; gap: 12px; margin-top: 40px;
  animation: fadeUp .9s .32s ease both;
}
.hero-trust {
  display: flex; align-items: center; gap: 18px; margin-top: 44px;
  padding-top: 28px; border-top: 1px solid var(--line);
  font-size: .82rem; color: var(--muted);
  animation: fadeUp .9s .4s ease both;
}
.hero-trust .stars { color: #facc15; letter-spacing: 2px; font-size: .9rem; }

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

/* === Buttons === */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 24px; border-radius: 10px;
  font-weight: 600; font-size: .9rem;
  cursor: pointer; border: 1px solid transparent;
  transition: transform .25s, box-shadow .3s, background .25s, color .25s, border-color .25s;
  letter-spacing: -0.005em;
}
.btn-primary {
  background: linear-gradient(180deg, var(--highlight), var(--primary));
  color: #fff;
  box-shadow: 0 10px 28px rgba(59,130,246,.35), inset 0 1px 0 rgba(255,255,255,.18);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 36px rgba(59,130,246,.5), inset 0 1px 0 rgba(255,255,255,.25); }
.btn-ghost {
  background: rgba(255,255,255,.025);
  color: var(--fg);
  border: 1px solid var(--line-2);
}
.btn-ghost:hover { border-color: rgba(96,165,250,.4); color: var(--highlight); background: rgba(96,165,250,.05); }
.btn-sm { padding: 9px 18px; font-size: .82rem; border-radius: 8px; }
.btn .arrow { transition: transform .25s; }
.btn:hover .arrow { transform: translateX(3px); }

/* === Sections === */
.section {
  position: relative; z-index: 1;
  padding: 120px 6vw; max-width: var(--container); margin: 0 auto;
}
.section-head { margin-bottom: 64px; max-width: 720px; }
.section-num {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace; color: var(--highlight);
  font-size: .76rem; letter-spacing: .18em; margin-bottom: 16px;
  text-transform: uppercase;
}
.section-title {
  font-family: 'Inter', sans-serif; font-weight: 600;
  font-size: clamp(1.9rem, 3vw, 2.5rem);
  letter-spacing: -0.035em; line-height: 1.15;
  color: var(--fg); margin-bottom: 16px;
}
.section-sub { color: var(--muted); font-size: 1.02rem; max-width: 600px; }

/* === Reveal === */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s ease, transform .8s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* === Card === */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
  position: relative; overflow: hidden;
  transition: transform .35s, border-color .35s, box-shadow .35s, background .35s;
  box-shadow: var(--shadow-sm);
}
.card::before {
  content: ''; position: absolute; inset: 0; border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.035), transparent 35%);
  pointer-events: none;
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--line-2);
  box-shadow: var(--shadow-md);
}

/* === Services === */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(280px,1fr)); gap: 20px; }
.service-card .icon {
  width: 46px; height: 46px; border-radius: 11px;
  background: linear-gradient(180deg, rgba(96,165,250,.15), rgba(59,130,246,.08));
  border: 1px solid rgba(96,165,250,.22);
  display: grid; place-items: center; color: var(--highlight);
  font-family: 'JetBrains Mono', monospace; font-weight: 700; font-size: .95rem;
  margin-bottom: 22px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.08);
}
.service-card h3 {
  font-size: 1.1rem; font-weight: 600; letter-spacing: -0.01em; margin-bottom: 10px;
}
.service-card p { color: var(--muted); font-size: .94rem; }

/* === About === */
.about-grid { display: grid; grid-template-columns: 380px 1fr; gap: 60px; align-items: start; }
.avatar-block {
  display: flex; align-items: center; gap: 16px; margin-bottom: 22px;
}
.avatar {
  width: 64px; height: 64px; border-radius: 14px;
  background: linear-gradient(135deg, #1e3a8a, var(--primary));
  display: grid; place-items: center;
  font-size: 1.3rem; font-weight: 700;
  color: #fff;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.15), 0 10px 30px rgba(59,130,246,.35);
}
.avatar-info h3 { font-size: 1.15rem; font-weight: 600; letter-spacing: -0.01em; }
.avatar-info p { color: var(--muted); font-size: .88rem; }
.about-text p { margin-bottom: 18px; color: var(--fg-soft); }
.accent { color: var(--highlight); font-weight: 500; }
.about-points { list-style: none; padding: 0; margin-top: 22px; display: grid; gap: 12px; }
.about-points li {
  display: flex; gap: 12px; align-items: flex-start;
  color: var(--fg-soft); font-size: .96rem;
}
.about-points .tick {
  flex-shrink: 0; width: 22px; height: 22px; border-radius: 6px;
  background: rgba(59,130,246,.12); border: 1px solid rgba(59,130,246,.3);
  display: grid; place-items: center; color: var(--highlight); font-size: .75rem;
}
.badges { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.badge {
  font-size: .74rem; padding: 5px 11px; border-radius: 6px;
  background: rgba(59,130,246,.08); color: #bfd3ff;
  border: 1px solid rgba(59,130,246,.22);
  font-family: 'JetBrains Mono', monospace;
}

/* === Skills === */
.skills-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(260px,1fr)); gap: 20px; }
.skill-cat {
  font-family: 'JetBrains Mono', monospace; margin-bottom: 22px;
  color: var(--highlight); letter-spacing: .12em; font-size: .78rem; text-transform: uppercase;
}
.skill { margin-bottom: 16px; }
.skill-row { display: flex; justify-content: space-between; font-size: .9rem; margin-bottom: 8px; }
.skill-row span:last-child { color: var(--muted); font-family: 'JetBrains Mono', monospace; font-size: .76rem; }
.bar { width: 100%; height: 4px; background: rgba(255,255,255,.05); border-radius: 999px; overflow: hidden; }
.bar i {
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--primary), var(--highlight));
  border-radius: 999px; transition: width 1.5s cubic-bezier(.2,.8,.2,1);
}
.skill-card.visible .bar i { width: var(--w); }

/* === Projects === */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(320px,1fr)); gap: 20px; }
.project-card { padding: 32px; transition: transform .35s, border-color .35s, box-shadow .35s; }
.project-card:hover { border-color: rgba(96,165,250,.25); box-shadow: var(--shadow-glow); }
.project-num {
  font-family: 'JetBrains Mono', monospace; font-size: .72rem; color: var(--highlight);
  letter-spacing: .15em; margin-bottom: 16px; text-transform: uppercase;
}
.project-card h3 { font-size: 1.2rem; font-weight: 600; letter-spacing: -0.015em; margin-bottom: 14px; }
.project-meta { display: grid; gap: 10px; margin-bottom: 18px; }
.project-meta .row { display: grid; grid-template-columns: 90px 1fr; gap: 12px; font-size: .9rem; }
.project-meta .lbl { color: var(--muted); font-family: 'JetBrains Mono', monospace; font-size: .76rem; text-transform: uppercase; letter-spacing: .08em; padding-top: 3px; }
.project-meta .val { color: var(--fg-soft); }
.stack { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 22px; }
.stack span {
  font-size: .7rem; padding: 4px 10px; border-radius: 5px;
  background: rgba(255,255,255,.035); color: var(--fg-soft);
  border: 1px solid var(--line-2); font-family: 'JetBrains Mono', monospace;
}
.project-ctas { display: flex; gap: 10px; }

/* === Results === */
.results-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(220px,1fr)); gap: 20px; }
.result-card { text-align: left; padding: 32px; }
.result-card .num {
  font-size: 2.4rem; font-weight: 700; letter-spacing: -0.04em;
  background: linear-gradient(120deg, #fff, var(--highlight));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  margin-bottom: 10px; line-height: 1;
}
.result-card .lbl { color: var(--fg); font-weight: 500; margin-bottom: 6px; }
.result-card .desc { color: var(--muted); font-size: .88rem; }

/* === Testimonials === */
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(300px,1fr)); gap: 20px; }
.testimonial-card .quote-mark {
  font-family: 'Inter', sans-serif; font-size: 2.6rem; line-height: 1;
  color: var(--primary); opacity: .35; margin-bottom: 8px;
}
.testimonial-card .quote { color: var(--fg-soft); font-size: .98rem; margin-bottom: 24px; }
.testimonial-card .author { display: flex; align-items: center; gap: 12px; }
.testimonial-card .author-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, #1e3a8a, var(--primary));
  display: grid; place-items: center; color: #fff; font-weight: 600; font-size: .85rem;
}
.testimonial-card .author-info .name { font-weight: 600; font-size: .92rem; }
.testimonial-card .author-info .role { color: var(--muted); font-size: .78rem; }

/* === Resume CTA === */
.resume-cta {
  display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: center;
  padding: 44px;
  background: linear-gradient(135deg, var(--card), var(--surface));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  position: relative; overflow: hidden;
}
.resume-cta::after {
  content: ''; position: absolute; top: -60%; right: -10%;
  width: 400px; height: 400px; border-radius: 50%;
  background: var(--primary); filter: blur(120px); opacity: .15;
}
.resume-cta h3 { font-size: 1.5rem; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 8px; }
.resume-cta p { color: var(--muted); max-width: 520px; }
.resume-cta .btn { position: relative; z-index: 1; }

/* === Contact === */
.contact-wrap { display: grid; grid-template-columns: 1fr 1.2fr; gap: 50px; align-items: start; }
.contact-info h3 { font-size: 1.4rem; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 14px; }
.contact-info p { color: var(--muted); margin-bottom: 28px; }
.contact-list { display: flex; flex-direction: column; gap: 12px; }
.contact-item {
  display: flex; gap: 14px; align-items: center;
  padding: 16px 18px; border-radius: 12px;
  background: var(--card); border: 1px solid var(--line);
  transition: border-color .25s, transform .25s;
}
.contact-item:hover { border-color: var(--line-2); transform: translateX(2px); }
.contact-item .ico {
  width: 38px; height: 38px; border-radius: 9px;
  background: rgba(59,130,246,.10); border: 1px solid rgba(59,130,246,.25);
  display: grid; place-items: center; color: var(--highlight);
  font-family: 'JetBrains Mono', monospace; font-size: .85rem; font-weight: 700;
}
.contact-item .lbl { font-size: .72rem; color: var(--muted); text-transform: uppercase; letter-spacing: .1em; }
.contact-item .val { font-size: .94rem; color: var(--fg); }
.contact-form { display: flex; flex-direction: column; gap: 16px; padding: 36px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field label {
  font-size: .75rem; color: var(--muted); letter-spacing: .1em;
  text-transform: uppercase; font-family: 'JetBrains Mono', monospace;
}
.field input, .field textarea {
  background: rgba(0,0,0,.25);
  border: 1px solid var(--line-2);
  border-radius: 10px; padding: 14px 16px;
  color: var(--fg); font-family: inherit; font-size: .95rem;
  transition: border-color .25s, box-shadow .25s, background .25s;
  resize: vertical;
}
.field input::placeholder, .field textarea::placeholder { color: #6b7280; }
.field input:focus, .field textarea:focus {
  outline: none; border-color: var(--primary); background: rgba(0,0,0,.4);
  box-shadow: 0 0 0 3px rgba(59,130,246,.15);
}
.form-status { min-height: 1.2em; font-size: .88rem; }
.form-status.success { color: #4ade80; }
.form-status.error { color: #f87171; }

/* === Footer === */
.footer {
  position: relative; z-index: 1;
  padding: 60px 6vw 40px;
  border-top: 1px solid var(--line);
  color: var(--muted); font-size: .85rem;
  max-width: var(--container); margin: 60px auto 0;
}
.footer-top {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 20px; margin-bottom: 30px; padding-bottom: 30px;
  border-bottom: 1px solid var(--line);
}
.footer-brand { display: flex; align-items: center; gap: 12px; color: var(--fg); }
.socials { display: flex; gap: 10px; }
.socials a {
  width: 38px; height: 38px; display: grid; place-items: center;
  border-radius: 9px; border: 1px solid var(--line-2);
  font-family: 'JetBrains Mono', monospace; font-weight: 700; font-size: .76rem;
  background: rgba(255,255,255,.02);
  transition: transform .25s, color .25s, border-color .25s, background .25s;
}
.socials a:hover {
  color: var(--highlight); border-color: rgba(96,165,250,.4);
  background: rgba(96,165,250,.05); transform: translateY(-2px);
}
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }

/* === Responsive === */
@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; gap: 30px; padding-top: 130px; }
  .hero-canvas-wrap { height: 360px; order: -1; }
  .about-grid, .contact-wrap { grid-template-columns: 1fr; gap: 30px; }
  .field-row { grid-template-columns: 1fr; }
  .resume-cta { grid-template-columns: 1fr; text-align: left; }
}
@media (max-width: 860px) {
  .nav-links {
    position: fixed; top: 66px; right: 0;
    flex-direction: column; gap: 22px;
    width: 75%; height: calc(100vh - 66px);
    padding: 36px 28px;
    background: rgba(7,10,18,.97);
    backdrop-filter: blur(20px);
    transform: translateX(110%); transition: transform .4s ease;
    border-left: 1px solid var(--line);
    align-items: flex-start;
  }
  .nav-links.open { transform: translateX(0); }
  .hamburger { display: flex; }
  .section { padding: 80px 6vw; }
}