/* ============ TOKENS ============ */
:root{
  --bg: #0A101E;
  --bg-soft: #0D1424;
  --surface: rgba(255,255,255,0.045);
  --surface-strong: rgba(255,255,255,0.07);
  --border: rgba(255,255,255,0.09);
  --border-strong: rgba(255,255,255,0.16);
  --text: #EDF1F7;
  --muted: #93A0B8;
  --gold: #D9A441;
  --gold-soft: rgba(217,164,65,0.14);
  --sky: #6FA3D6;
  --green: #3CCB8F;

  --display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --body: "Inter", system-ui, -apple-system, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, monospace;

  --max: 1160px;
  --radius: 14px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--body);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation:none !important; transition:none !important;}
}
a{color:inherit;}
img{max-width:100%; display:block;}
:focus-visible{outline:2px solid var(--gold); outline-offset:3px;}
ul{list-style:none; margin:0; padding:0;}

/* ambient background glow */
.bg-glow{
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background:
    radial-gradient(600px 400px at 15% 8%, rgba(217,164,65,0.10), transparent 60%),
    radial-gradient(700px 500px at 90% 25%, rgba(111,163,214,0.08), transparent 60%),
    radial-gradient(800px 600px at 50% 100%, rgba(60,203,143,0.05), transparent 60%);
}
main, header, footer{position:relative; z-index:1;}

/* ============ SCROLL REVEAL ============ */
.reveal{opacity:0; transform:translateY(18px); transition:opacity .6s ease, transform .6s ease;}
.reveal.is-visible{opacity:1; transform:translateY(0);}
.reveal--delay{transition-delay:.15s;}

/* ============ NAV ============ */
.nav{
  position:sticky; top:0; z-index:30;
  background:rgba(10,16,30,0.6);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
  transition:background .2s ease, border-color .2s ease;
}
.nav__inner{
  max-width:var(--max); margin:0 auto; padding:16px 24px;
  display:flex; align-items:center; justify-content:space-between; gap:24px;
}
.nav__brand{
  font-family:var(--display); font-weight:700; font-size:20px;
  text-decoration:none; color:var(--text);
}
.nav__brand span{color:var(--gold);}
.nav__links{display:flex; gap:28px;}
.nav__links a{
  font-size:14px; text-decoration:none; color:var(--muted);
  transition:color .15s ease;
  position:relative;
}
.nav__links a:hover{color:var(--text);}
.nav__links a::after{
  content:""; position:absolute; left:0; bottom:-6px; height:1px; width:0;
  background:var(--gold); transition:width .2s ease;
}
.nav__links a:hover::after{width:100%;}
.nav__cta{
  font-family:var(--mono); font-size:13px;
  border:1px solid var(--gold); color:var(--gold);
  padding:8px 16px; border-radius:8px; text-decoration:none;
  transition:background .15s ease, color .15s ease;
  white-space:nowrap;
}
.nav__cta:hover{background:var(--gold); color:#141014;}
.nav__burger{
  display:none; flex-direction:column; gap:5px;
  background:none; border:none; cursor:pointer; padding:6px;
}
.nav__burger span{width:22px; height:2px; background:var(--text); display:block;}
.nav__mobile{
  display:none; flex-direction:column; gap:2px;
  padding:0 24px 18px;
}
.nav__mobile a{
  color:var(--muted); text-decoration:none; padding:10px 0;
  border-top:1px solid var(--border); font-size:15px;
}
.nav__mobile.is-open{display:flex;}

@media (max-width:860px){
  .nav__links, .nav__cta{display:none;}
  .nav__burger{display:flex;}
}

/* ============ SHARED ============ */
.section{max-width:var(--max); margin:0 auto; padding:110px 24px 20px; scroll-margin-top:88px;}
.eyebrow{
  font-family:var(--mono); font-size:12px; letter-spacing:.1em; text-transform:uppercase;
  color:var(--gold); margin:0 0 10px;
}
.h2{font-family:var(--display); font-weight:600; font-size:clamp(28px,3.6vw,38px); margin:0 0 10px;}
.section-intro{color:var(--muted); max-width:56ch; margin:0 0 48px;}

.btn{
  font-family:var(--body); font-weight:500; font-size:14.5px;
  padding:13px 24px; border-radius:9px; text-decoration:none;
  display:inline-flex; align-items:center; gap:6px;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
}
.btn--primary{background:var(--gold); color:#171208; box-shadow:0 6px 20px rgba(217,164,65,0.22);}
.btn--primary:hover{transform:translateY(-2px); box-shadow:0 10px 26px rgba(217,164,65,0.3);}
.btn--outline{border:1px solid var(--border-strong); color:var(--text);}
.btn--outline:hover{border-color:var(--gold); color:var(--gold); transform:translateY(-2px);}
.btn--sm{padding:9px 16px; font-size:13px;}
.btn--full{width:100%; justify-content:center; border:none; cursor:pointer;}
.btn--soon{
  font-family:var(--mono); font-size:12.5px; color:var(--muted);
  border:1px dashed var(--border-strong); padding:9px 16px; border-radius:8px;
  cursor:default;
}
.btn--active{color:var(--gold); border:1px solid var(--gold); border-style:solid; cursor:pointer;}

.badge{
  display:inline-block; font-family:var(--mono); font-size:12px;
  border:1px solid var(--border-strong); color:var(--muted);
  padding:6px 14px; border-radius:20px;
}

/* ============ HERO ============ */
.hero{
  max-width:var(--max); margin:0 auto;
  padding:90px 24px 80px;
  display:grid; grid-template-columns:1.25fr .9fr; gap:60px; align-items:center;
}
.h1{
  font-family:var(--display); font-weight:700;
  font-size:clamp(38px,5.6vw,60px); line-height:1.06; letter-spacing:-0.01em;
  margin:0 0 16px;
}
.role{font-family:var(--mono); font-size:15px; color:var(--sky); margin:0 0 20px;}
.role .sep{color:var(--gold); margin:0 8px;}
.lede{color:var(--muted); max-width:54ch; font-size:17px; margin:0 0 32px;}
.cta-row{display:flex; gap:14px; flex-wrap:wrap; margin-bottom:26px;}
.hero__badges{display:flex; gap:10px; flex-wrap:wrap;}

.hero__portrait{position:relative; justify-self:center;}
.portrait-ring{
  width:min(320px,80vw); aspect-ratio:1/1; border-radius:50%;
  padding:6px;
  background:conic-gradient(from 180deg, var(--gold), var(--sky), var(--green), var(--gold));
  animation:spin 14s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg);}}
.portrait-ring img{
  width:100%; height:100%; object-fit:cover; border-radius:50%;
  border:4px solid var(--bg);
  animation:spin-counter 14s linear infinite;
}
@keyframes spin-counter{to{transform:rotate(-360deg);}}
.hero__floatcard{
  position:absolute; background:var(--surface-strong); border:1px solid var(--border-strong);
  backdrop-filter:blur(10px); border-radius:10px; padding:9px 14px;
  font-family:var(--mono); font-size:12px; display:flex; align-items:center; gap:8px;
}
.hero__floatcard--top{top:6%; right:-4%;}
.hero__floatcard--bottom{bottom:4%; left:-8%;}
.dot{width:7px; height:7px; border-radius:50%; display:inline-block;}
.dot--live{background:var(--green); box-shadow:0 0 8px var(--green);}

/* ============ ABOUT ============ */
.about__intro{color:var(--muted); max-width:70ch; font-size:16.5px; margin:0 0 32px;}
.about__grid{display:grid; grid-template-columns:1fr 1fr; gap:18px;}
.about__card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius);
  padding:22px 24px; transition:border-color .2s ease, transform .2s ease;
}
.about__card:hover{border-color:var(--border-strong); transform:translateY(-2px);}
.about__card--wide{grid-column:1 / -1;}
.about__label{font-family:var(--mono); font-size:11.5px; text-transform:uppercase; letter-spacing:.06em; color:var(--gold); margin:0 0 8px;}
.about__value{margin:0; font-size:15.5px;}

/* ============ SKILLS ============ */
.skills-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:22px;}
.skill-card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius);
  padding:26px 24px; transition:transform .2s ease, border-color .2s ease, background .2s ease;
}
.skill-card:hover{transform:translateY(-4px); border-color:var(--border-strong); background:var(--surface-strong);}
.skill-card__icon{font-size:26px; margin:0 0 10px;}
.skill-card__title{font-family:var(--display); font-size:17px; font-weight:600; margin:0 0 18px;}
.skill-bars li{margin-bottom:14px;}
.skill-bars li:last-child{margin-bottom:0;}
.skill-bar__head{display:flex; justify-content:space-between; font-size:13px; color:var(--muted); margin-bottom:6px;}
.skill-bar{height:6px; border-radius:4px; background:rgba(255,255,255,0.08); overflow:hidden;}
.skill-bar__fill{
  height:100%; width:0%; border-radius:4px;
  background:linear-gradient(90deg, var(--gold), var(--sky));
  transition:width 1.1s cubic-bezier(.22,.9,.32,1);
}

/* ============ PROJECTS ============ */
.projects-grid{display:grid; grid-template-columns:1fr 1fr; gap:24px;}
.project-card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius);
  overflow:hidden; transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.project-card:hover{transform:translateY(-5px); border-color:var(--border-strong); box-shadow:0 16px 40px rgba(0,0,0,0.35);}
.project-card__preview{
  height:150px; display:flex; align-items:center; justify-content:center;
  font-size:44px;
  background:linear-gradient(135deg, var(--from), var(--to));
  border-bottom:1px solid var(--border);
}
.project-card__body{padding:22px 24px;}
.project-card__body h3{font-family:var(--display); font-size:18px; font-weight:600; margin:0 0 10px;}
.project-card__body p{color:var(--muted); font-size:14.5px; margin:0 0 16px;}
.tools{display:flex; flex-wrap:wrap; gap:8px; margin-bottom:18px;}
.tools span{
  font-family:var(--mono); font-size:11.5px; color:var(--sky);
  border:1px solid rgba(111,163,214,0.3); background:rgba(111,163,214,0.08);
  padding:4px 10px; border-radius:6px;
}

/* ============ CERTIFICATES ============ */
.cert-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:22px;}
.cert-card{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius);
  padding:26px 24px; transition:transform .2s ease, border-color .2s ease;
}
.cert-card:hover{transform:translateY(-4px); border-color:var(--border-strong);}
.cert-card--pending{opacity:.6; border-style:dashed;}
.cert-card__top{display:flex; justify-content:space-between; align-items:center; margin-bottom:14px;}
.cert-card__icon{font-size:26px;}
.cert-card__year{font-family:var(--mono); font-size:12px; color:var(--gold);}
.cert-card h3{font-family:var(--display); font-size:17px; margin:0 0 6px;}
.cert-card__issuer{color:var(--muted); font-size:14px; margin:0 0 18px;}

/* ============ CAPABILITIES ============ */
.capabilities-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:16px;}
.cap{
  background:var(--surface); border:1px solid var(--border); border-radius:12px;
  padding:20px 16px; text-align:center; font-size:14px; color:var(--text);
  display:flex; flex-direction:column; align-items:center; gap:10px;
  transition:transform .2s ease, border-color .2s ease, background .2s ease;
}
.cap span{font-size:24px;}
.cap:hover{transform:translateY(-3px); border-color:var(--gold); background:var(--gold-soft);}

/* ============ CONTACT ============ */
.contact-wrap{display:grid; grid-template-columns:1fr 1fr; gap:40px;}
.badge--status{color:var(--green); border-color:rgba(60,203,143,0.35); background:rgba(60,203,143,0.08); margin-bottom:20px;}
.contact-lede{color:var(--muted); max-width:44ch; margin:0 0 28px;}
.contact-links{display:flex; flex-direction:column; gap:2px;}
.contact-link{
  display:flex; justify-content:space-between; gap:16px; text-decoration:none;
  padding:14px 0; border-bottom:1px solid var(--border); color:var(--text);
  transition:padding-left .15s ease, color .15s ease;
}
.contact-link:hover{padding-left:6px; color:var(--gold);}
.contact-link__k{font-family:var(--mono); font-size:12px; text-transform:uppercase; color:var(--muted);}
.contact-link__v{font-family:var(--mono); font-size:14px;}

.contact-form{
  background:var(--surface); border:1px solid var(--border); border-radius:var(--radius);
  padding:28px; display:flex; flex-direction:column; gap:16px;
}
.contact-form label{display:flex; flex-direction:column; gap:6px; font-size:13px; color:var(--muted);}
.contact-form input, .contact-form textarea{
  background:rgba(255,255,255,0.04); border:1px solid var(--border-strong); border-radius:8px;
  padding:11px 13px; color:var(--text); font-family:var(--body); font-size:14.5px; resize:vertical;
}
.contact-form input:focus, .contact-form textarea:focus{border-color:var(--gold); outline:none;}
.contact-form__note{font-size:12px; color:var(--muted); text-align:center; margin:0;}

/* ============ FOOTER ============ */
.footer{
  max-width:var(--max); margin:0 auto; padding:50px 24px 60px;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:8px;
  font-family:var(--mono); font-size:12px; color:var(--muted);
  border-top:1px solid var(--border);
}

/* ============ RESPONSIVE ============ */
@media (max-width:960px){
  .hero{grid-template-columns:1fr; padding-top:60px; text-align:left;}
  .hero__portrait{justify-self:start; margin-top:20px;}
  .about__grid, .skills-grid, .cert-grid, .contact-wrap{grid-template-columns:1fr;}
  .projects-grid{grid-template-columns:1fr;}
  .capabilities-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:520px){
  .section, .hero{padding-left:16px; padding-right:16px;}
  .nav__inner{padding:14px 16px;}
  .hero__floatcard--top{top:-6%; right:2%;}
  .hero__floatcard--bottom{bottom:-4%; left:2%;}
}