:root{
  --bg-0:#0a0e0d;
  --surface-1:#121815;
  --surface-2:#161d1a;
  --line:#233029;
  --mint:#3dffb0;
  --mint-dim:#3dff45;
  --amber:#ffb020;
  --text-hi:#edefec;
  --text-mid:#a9b3ae;
  --text-low:#657069;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  background:radial-gradient(circle at top left, rgba(61,255,176,0.12), transparent 28%), linear-gradient(180deg,#08120f 0%,#0f1b17 100%);
  color:var(--text-hi);
  font-family:'Inter',sans-serif;
  line-height:1.75;
  overflow-x:hidden;
  min-height:100vh;
}
::selection{background:var(--mint);color:#04120c;}
.display{font-family:'Space Grotesk',sans-serif;}
.mono{font-family:'IBM Plex Mono',monospace;}
a{color:inherit;text-decoration:none;}
.wrap{max-width:1100px;margin:0 auto;padding:0 32px;}

/* NAV */
nav{
  position:sticky;top:0;z-index:50;
  background:rgba(7,12,10,0.95);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(65,94,83,0.25);
  box-shadow:0 18px 50px rgba(0,0,0,0.22);
}
nav .wrap{display:flex;align-items:center;justify-content:space-between;height:72px;}
.brand{display:flex;align-items:center;gap:10px;font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:17px;letter-spacing:0.25px;text-transform:uppercase;}
.brand .dot{width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 12px var(--mint);animation:pulse-dot 1.6s ease-in-out infinite;}
@keyframes pulse-dot{0%,100%{opacity:1;}50%{opacity:0.35;}}
.nav-links{display:flex;gap:28px;font-size:14px;color:var(--text-mid);font-weight:500;}
.nav-links a{transition:color .2s ease,transform .2s ease;}
.nav-links a:hover{color:var(--mint);transform:translateY(-1px);}
@media (max-width:640px){.nav-links{display:none;}}

/* HERO */
header.hero{position:relative;padding:112px 0 96px;border-bottom:1px solid rgba(65,94,83,0.25);overflow:hidden;}
.ecg-wrap{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0.20;pointer-events:none;}
.ecg-wrap svg{width:220%;height:100%;}
.ecg-line{fill:none;stroke:rgba(61,255,176,0.95);stroke-width:3;stroke-linecap:round;stroke-linejoin:round;filter:drop-shadow(0 0 18px rgba(61,255,176,0.28));stroke-dasharray:2000;stroke-dashoffset:2000;animation:draw-ecg 6s linear infinite;}
@keyframes draw-ecg{to{stroke-dashoffset:0;}}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(300px,420px);gap:48px;align-items:center;}
.hero-copy{}
.hero-image{position:relative;display:flex;justify-content:center;align-items:center;}
.hero-image::before{content:'';position:absolute;top:-28px;right:-28px;width:180px;height:180px;background:radial-gradient(circle,rgba(61,255,176,0.16),transparent 58%);filter:blur(12px);pointer-events:none;}
.hero-image::after{content:'';position:absolute;bottom:-24px;left:-24px;width:180px;height:180px;background:radial-gradient(circle,rgba(255,255,255,0.08),transparent 55%);filter:blur(12px);pointer-events:none;}
.hero-image img{width:100%;max-width:420px;border-radius:32px;box-shadow:0 28px 90px rgba(0,0,0,0.32);border:1px solid rgba(255,255,255,0.08);object-fit:cover;}
.hero h1{font-size:clamp(44px,5vw,72px);font-weight:800;line-height:1.02;letter-spacing:-1px;max-width:780px;}
.hero-sub{margin-top:24px;font-size:19px;color:var(--text-mid);max-width:720px;line-height:1.85;}
.hero-cta{margin-top:42px;display:flex;gap:18px;flex-wrap:wrap;}
.hero::after{content:'';position:absolute;bottom:16px;right:16px;width:180px;height:180px;background:radial-gradient(circle,rgba(61,255,176,0.14),transparent 55%);pointer-events:none;}
.btn{padding:14px 28px;border-radius:999px;font-size:14px;font-weight:700;font-family:'Space Grotesk',sans-serif;display:inline-flex;align-items:center;gap:10px;border:1px solid transparent;transition:all .18s ease;}
.btn.primary{background:var(--mint);color:#04120c;border-color:transparent;box-shadow:0 18px 40px rgba(61,255,176,0.18);}
.btn.primary:hover{background:#7bffd4;}
.btn.ghost{color:var(--text-hi);border-color:rgba(255,255,255,0.08);background:rgba(255,255,255,0.03);}
.btn.ghost:hover{color:var(--mint);border-color:var(--mint);background:rgba(61,255,176,0.05);}

/* VITALS STRIP */
.vitals{border-bottom:1px solid rgba(65,94,83,0.25);background:var(--surface-1);}
.vitals .wrap{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));}
.vital{padding:24px 26px;border-right:1px solid rgba(65,94,83,0.25);}
.vital:last-child{border-right:none;}
.vital .label{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:1.5px;color:var(--text-low);text-transform:uppercase;margin-bottom:8px;}
.vital .value{font-family:'Space Grotesk',sans-serif;font-size:20px;font-weight:700;color:var(--text-hi);}
.vital .value.mint{color:var(--mint);}
@media (max-width:760px){.vitals .wrap{grid-template-columns:repeat(2,1fr);}.vital{border-right:none;border-bottom:1px solid rgba(65,94,83,0.25);}}

/* SECTION generic */
section{padding:92px 0;border-bottom:1px solid rgba(65,94,83,0.25);background:linear-gradient(180deg,rgba(255,255,255,0.01),transparent 65%);}
.sec-head{display:flex;align-items:flex-end;gap:16px;margin-bottom:30px;flex-wrap:wrap;position:relative;}
.sec-num{font-family:'IBM Plex Mono',monospace;color:var(--mint);font-size:13px;letter-spacing:2px;text-transform:uppercase;}
.sec-title{font-family:'Space Grotesk',sans-serif;font-size:32px;font-weight:700;letter-spacing:-0.4px;position:relative;}
.sec-title::after{content:'';position:absolute;left:0;bottom:-14px;width:64px;height:4px;border-radius:999px;background:var(--mint);box-shadow:0 0 16px rgba(61,255,176,0.25);}
.sec-note{margin-top:8px;font-size:15px;color:var(--text-low);max-width:700px;}
#contact{border-bottom:none;}

/* ABOUT */
.about-grid{display:grid;grid-template-columns:minmax(260px,1fr) 1.4fr;gap:32px;align-items:center;}
.about-photo{border-radius:26px;overflow:hidden;border:1px solid rgba(255,255,255,0.07);box-shadow:0 34px 110px rgba(0,0,0,0.24);background:linear-gradient(180deg,rgba(61,255,176,0.08),rgba(8,12,8,0.88));}
.about-photo img{display:block;width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;}
.about-body{font-size:18px;color:var(--text-mid);line-height:1.85;}
.about-body p{margin-bottom:20px;}
.about-body strong{color:var(--text-hi);font-weight:600;}

/* TIMELINE */
.timeline{display:flex;flex-direction:column;}
.t-item{display:grid;grid-template-columns:90px 1px 1fr;gap:24px;padding-bottom:36px;position:relative;}
.t-item:last-child{padding-bottom:0;}
.t-year{font-family:'IBM Plex Mono',monospace;font-size:13px;color:var(--text-low);padding-top:2px;}
.t-rail{background:var(--line);position:relative;}
.t-item::before{content:'';position:absolute;left:96px;top:4px;width:9px;height:9px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px var(--bg-0);transform:translateX(-50%);}
.t-content .t-title{font-family:'Space Grotesk',sans-serif;font-size:18px;font-weight:600;margin-bottom:4px;}
.t-content .t-desc{font-size:14.5px;color:var(--text-mid);}

/* ROTATIONS grid */
.rot-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px;}
.rot-card{background:var(--surface-1);padding:28px 26px;border-radius:18px;border:1px solid rgba(35,48,41,0.95);box-shadow:0 20px 50px rgba(0,0,0,0.18);display:grid;gap:16px;}
.rot-card .rot-status{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:1px;text-transform:uppercase;padding:6px 12px;border-radius:999px;display:inline-flex;align-items:center;gap:8px;font-weight:600;}
.rot-status.done{color:var(--text-low);border:1px solid var(--line);background:rgba(255,255,255,0.03);}
.rot-status.now{color:var(--mint);border:1px solid var(--mint-dim);background:rgba(61,255,176,0.08);}
.rot-status.next{color:var(--amber);border:1px solid #6b4c15;background:rgba(255,176,32,0.1);}
.rot-card h3{font-family:'Space Grotesk',sans-serif;font-size:19px;font-weight:600;margin-bottom:6px;}
.rot-card p{font-size:15px;color:var(--text-mid);line-height:1.65;}
.rot-meta{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;color:var(--text-low);font-size:13px;}
.rot-meta span{display:inline-flex;align-items:center;gap:8px;}
.rot-note{font-size:13px;color:var(--text-low);}
@media (max-width:760px){.rot-grid{grid-template-columns:1fr;}}

/* SKILLS */
.tag-cloud{display:flex;flex-wrap:wrap;gap:12px;}
.tag{font-family:'IBM Plex Mono',monospace;font-size:13px;color:var(--text-low);border:1px solid rgba(255,255,255,0.08);padding:10px 18px;border-radius:999px;background:rgba(255,255,255,0.02);transition:all .18s ease;}
.tag:hover{border-color:var(--mint);color:var(--mint);background:rgba(61,255,176,0.08);}

/* CONTACT */
.contact-card{background:rgba(18,24,20,0.96);border:1px solid rgba(61,255,176,0.12);border-radius:28px;padding:44px;display:grid;grid-template-columns:1.3fr 0.95fr;gap:36px;box-shadow:0 30px 88px rgba(0,0,0,0.18);position:relative;overflow:hidden;}
.contact-card::before{content:'';position:absolute;top:0;right:0;width:280px;height:280px;background:radial-gradient(circle,rgba(61,255,176,0.14),transparent 52%);pointer-events:none;}
.contact-card h2{font-family:'Space Grotesk',sans-serif;font-size:28px;font-weight:700;margin-bottom:16px;color:var(--text-hi);}
.contact-card p{color:var(--text-mid);font-size:16px;max-width:480px;line-height:1.9;}
.contact-list{display:flex;flex-direction:column;gap:18px;justify-content:center;}
.c-row{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,0.08);padding-bottom:14px;font-size:15px;}
.c-row:last-child{border-bottom:none;}
.c-row .c-label{font-family:'IBM Plex Mono',monospace;color:var(--text-low);font-size:12px;text-transform:uppercase;letter-spacing:1px;}
.c-row .c-val{color:var(--text-hi);}
.c-row a:hover{color:var(--mint);}
@media (max-width:760px){.contact-card{grid-template-columns:1fr;padding:28px;}}

footer{padding:34px 0;text-align:center;font-size:13px;color:var(--text-low);font-family:'IBM Plex Mono',monospace;}

@media (max-width:980px){
  .about-grid{grid-template-columns:1fr;}
  .hero .wrap{grid-template-columns:1fr;}
  .sec-head{justify-content:center;text-align:center;}
}
@media (prefers-reduced-motion: reduce){
  .ecg-line, .brand .dot, .eyebrow .blip{animation:none;}
}