:root{
  --bg: #0b0f14;
  --fg: #eaf0f7;
  --muted: rgba(234,240,247,.75);
  --card: rgba(255,255,255,.06);
  --card-border: rgba(255,255,255,.10);
  --shadow: 0 10px 35px rgba(0,0,0,.35);
  --max: 1080px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background: var(--bg);
  color: var(--fg);
}

/* Topbar */
.topbar{
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 18px 18px;
  z-index: 50;
  pointer-events: none;
}
.menu-btn{
  pointer-events: auto;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(0,0,0,.25);
  backdrop-filter: blur(10px);
  color: var(--fg);
  border-radius: 999px;
  padding: 10px 14px;
  cursor: pointer;
  position: relative;
  transition: transform .35s ease, box-shadow 0.35s ease, border-color .35s ease;
}
.menu-btn:hover{ 
  transform: translateY(-1px);
  box-shadow:
    0 0 0 1px rgba(120, 255, 170, 0.25),
    0 0 18px rgba(120,255,170,0.18),
    0 0 36px rgba(120, 255, 170, 0.08);
  border-color: rgba(120, 255, 170, 0.55);
}
.menu-label{ font-size: 12px; letter-spacing: .18em; opacity: .9; }

.menu-icon{
  width: 18px; height: 12px; position: relative; display:inline-block;
}
.menu-icon::before, .menu-icon::after, .menu-icon span{
  content:"";
  position:absolute; left:0; right:0;
  height:2px; background: var(--fg); border-radius: 2px;
}
.menu-icon::before{ top:0; }
.menu-icon::after{ bottom:0; }
.menu-icon span{ top:50%; transform: translateY(-50%); }

/* Drawer */
.drawer{
  position: fixed;
  top: 0; left: 0;
  height: 100vh;
  width: min(340px, 85vw);
  background: rgba(10,14,20,.92);
  border-right: 1px solid rgba(255,255,255,.12);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
  transform: translateX(-105%);
  transition: transform .22s ease;
  z-index: 60;
  display:flex;
  flex-direction: column;
}
.drawer.open{ transform: translateX(0); }
.drawer-header{
  display:flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 18px 10px;
}
.drawer-title{
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--muted);
  text-transform: uppercase;
}
.drawer-close{
  font-size: 20px;
  border: 0;
  background: transparent;
  color: var(--fg);
  cursor: pointer;
  opacity: .8;
}
.drawer-close:hover{ opacity: 1; }

.drawer-nav{
  padding: 10px 10px;
  display:flex;
  flex-direction: column;
}
.nav-link{
  padding: 14px 14px;
  border-radius: 12px;
  color: var(--fg);
  text-decoration: none;
  font-size: 16px;
  border: 1px solid transparent;
}
.nav-link:hover{
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.10);
}
.drawer-footer{
  margin-top: auto;
  padding: 16px 18px 18px;
  display:flex;
  flex-wrap: wrap;
  gap: 10px;
}
.drawer-pill{
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  text-decoration: none;
  color: var(--fg);
  font-size: 13px;
  opacity: .95;
}
.drawer-pill:hover{ border-color: rgba(255,255,255,.28); }

.backdrop{
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.45);
  z-index: 55;
}

/* Hero */
.hero{
  position: relative;
  height: 100vh;
  min-height: 560px;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.hero-canvas{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  display:block;
  transform: scale(1.02);
}

.hero-overlay{
  position: absolute;
  inset: 0;
  background:
    radial-gradient(1200px 700px at 50% 40%, rgba(0,0,0,.08), rgba(0,0,0,.55)),
    linear-gradient(to bottom, rgba(0,0,0,.38), rgba(0,0,0,.64));
}

.hero-content{
  position: relative;
  text-align: center;
  padding: 0 18px;
  max-width: 900px;
  z-index: 2;
}
.hero-frame{
  display: inline-flex;
  align-items: center;
  gap: 16px;
}
.hero-line{
  width: 64px;
  height: 1px;
  background: rgba(255,255,255,.55);
}
.hero-title{
  margin: 0;
  letter-spacing: .22em;
  font-weight: 650;
  font-size: clamp(30px, 5vw, 56px);
}
.hero-subtitle{
  margin: 14px 0 0;
  color: rgba(255,255,255,.82);
  letter-spacing: .22em;
  font-size: 12px;
  text-transform: uppercase;
}
.hero-cta{
  margin-top: 44px;
  display: inline-flex;
  flex-direction: column;
  gap: 6px;
  text-decoration: none;
  color: rgba(255,255,255,.90);
  letter-spacing: .22em;
  font-size: 11px;
  text-transform: uppercase;
  opacity: .95;
}
.down-arrow{
  font-size: 18px;
  opacity: .9;
  animation: bounce 1.4s infinite;
}
@keyframes bounce{
  0%, 100%{ transform: translateY(0); }
  50%{ transform: translateY(6px); }
}

/* Sections */
.section{ padding: 84px 0; }
.section.alt{ background: rgba(255,255,255,.03); }
.container{
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
}
h2{
  margin: 0 0 10px;
  font-size: 28px;
  letter-spacing: .02em;
}
.lead{
  margin: 0 0 28px;
  color: var(--muted);
  max-width: 72ch;
  line-height: 1.55;
}

/* Cards & grids */
.grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.card{
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  padding: 18px;
  box-shadow: 0 8px 24px rgba(0,0,0,.22);
}
.card-top{
  display:flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.card h3{ margin: 8px 0 8px; font-size: 18px; }
.card p{ margin: 0 0 10px; color: var(--muted); line-height: 1.55; }
.card-links a{
  color: rgba(255,255,255,.85);
  text-decoration: none;
  font-size: 13px;
  border-bottom: 1px solid rgba(255,255,255,.22);
  margin-left: 10px;
}
.card-links a:hover{ border-bottom-color: rgba(255,255,255,.55); }

.chip{
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.18);
}
.bullets{ margin: 0; padding-left: 18px; color: rgba(234,240,247,.86); }
.bullets li{ margin: 6px 0; color: rgba(234,240,247,.78); }

/* Skills */
.skills{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.skill-group{
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  padding: 18px;
}
.skill-group h3{ margin: 0 0 12px; font-size: 16px; color: rgba(255,255,255,.92); }
.tags{ display:flex; flex-wrap: wrap; gap: 10px; }
.tag{
  font-size: 13px;
  padding: 9px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.12);
  color: rgba(255,255,255,.88);
}

/* About split */
.split{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 18px;
  align-items: start;
}
.callout{
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 18px;
  padding: 18px;
}

/* Contact */
.contact{
  display:flex;
  flex-wrap: wrap;
  gap: 12px;
}
.contact-card{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.05);
  color: var(--fg);
  text-decoration: none;
}
.contact-card:hover{
  border-color: rgba(255,255,255,.28);
}

/* Footer */
.footer{
  padding: 26px 0;
  border-top: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.22);
}
.footer-inner{
  display:flex;
  justify-content: space-between;
  align-items:center;
  gap: 12px;
  color: rgba(255,255,255,.75);
}
.to-top{
  color: rgba(255,255,255,.85);
  text-decoration: none;
  border-bottom: 1px solid rgba(255,255,255,.22);
}
.to-top:hover{ border-bottom-color: rgba(255,255,255,.55); }

/* Responsive */
@media (max-width: 940px){
  .grid{ grid-template-columns: 1fr; }
  .skills{ grid-template-columns: 1fr; }
  .split{ grid-template-columns: 1fr; }
}