:root{
  --bg:#F6FAFE;
  --white:#FFFFFF;
  --midnight:#0B1B3A;
  --black:#05090F;
  --sky-1:#7DD3FC;
  --sky-2:#38BDF8;
  --sky-3:#0EA5E9;
  --sky-4:#2563EB;
  --ink:#0B1B3A;
  --ink-dim:rgba(11,27,58,.62);
  --glass:rgba(255,255,255,.66);
  --glass-brd:rgba(11,27,58,.09);
  --radius:28px;
  --font-d:'Sora',sans-serif;
  --font-b:'Manrope',sans-serif;
  --font-m:'JetBrains Mono',monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{overflow-x:hidden;max-width:100%}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-b);
  -webkit-font-smoothing:antialiased;
}
::selection{background:rgba(56,189,248,.30)}
img{max-width:100%}

/* ---------- Ambient background ---------- */
.mesh{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.orb{
  position:absolute;border-radius:50%;
  filter:blur(90px);opacity:.55;
  animation:drift 24s ease-in-out infinite alternate;
}
.orb-1{width:54vw;height:54vw;top:-20vw;right:-16vw;background:radial-gradient(circle,rgba(125,211,252,.45),transparent 65%)}
.orb-2{width:46vw;height:46vw;bottom:-18vw;left:-14vw;background:radial-gradient(circle,rgba(37,99,235,.18),transparent 65%);animation-delay:-10s}
@keyframes drift{
  from{transform:translate(0,0) scale(1)}
  to{transform:translate(3vw,-2vw) scale(1.1)}
}

/* ---------- Nav ---------- */
nav{
  position:fixed;top:18px;left:50%;transform:translateX(-50%);
  z-index:100;display:flex;align-items:center;gap:6px;
  padding:8px 10px;border-radius:100px;
  background:linear-gradient(135deg,rgba(255,255,255,.42),rgba(255,255,255,.16));
  backdrop-filter:blur(28px) saturate(210%) brightness(1.06);
  -webkit-backdrop-filter:blur(28px) saturate(210%) brightness(1.06);
  border:1px solid rgba(255,255,255,.55);
  box-shadow:
    0 10px 34px rgba(11,27,58,.12),
    inset 0 1px 1px rgba(255,255,255,.95),
    inset 0 -1px 1px rgba(11,27,58,.06),
    inset 1px 0 1px rgba(255,255,255,.4),
    inset -1px 0 1px rgba(255,255,255,.4);
  transition:box-shadow .4s;
  max-width:calc(100vw - 24px);
  overflow:hidden;
  isolation:isolate;
}
nav.scrolled{
  box-shadow:
    0 16px 44px rgba(11,27,58,.16),
    0 0 0 1px rgba(56,189,248,.12),
    inset 0 1px 1px rgba(255,255,255,.95),
    inset 0 -1px 1px rgba(11,27,58,.06);
}
.nav-logo{
  font-family:var(--font-d);font-weight:800;font-size:.95rem;
  padding:8px 14px;letter-spacing:-.02em;
  background:linear-gradient(120deg,var(--sky-3),var(--sky-4));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-decoration:none;
}
nav a.link{
  color:var(--ink-dim);text-decoration:none;font-size:.82rem;font-weight:600;
  padding:8px 14px;border-radius:100px;transition:color .3s,background .3s;
}
nav a.link:hover,nav a.link.active{color:var(--midnight);background:rgba(56,189,248,.12)}
@media(max-width:560px){
  nav a.link{padding:8px 10px;font-size:.78rem}
  .nav-logo{padding:8px 10px}
}

/* ---------- Layout ---------- */
section{max-width:1120px;margin:0 auto;padding:100px 24px;width:100%}
.section-head{text-align:center;max-width:640px;margin:0 auto 10px}
.eyebrow{
  font-family:var(--font-m);font-size:.72rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--sky-3);
  display:flex;align-items:center;gap:12px;margin-bottom:20px;
}
.eyebrow::before{content:'';width:26px;height:1px;background:linear-gradient(90deg,var(--sky-3),transparent)}
.eyebrow.center{justify-content:center}
.eyebrow.center::after{content:'';width:26px;height:1px;background:linear-gradient(270deg,var(--sky-3),transparent)}
h2{
  font-family:var(--font-d);font-weight:800;letter-spacing:-.03em;
  font-size:clamp(1.9rem,4.4vw,2.9rem);line-height:1.12;margin-bottom:18px;
  color:var(--midnight);
}
.section-sub{
  color:var(--ink-dim);font-size:1.02rem;line-height:1.7;
  max-width:600px;margin:0 auto;text-align:center;
}

/* ---------- Glass card base ---------- */
.glass{
  background:var(--glass);
  backdrop-filter:blur(24px) saturate(160%);
  -webkit-backdrop-filter:blur(24px) saturate(160%);
  border:1px solid var(--glass-brd);
  border-radius:var(--radius);
  box-shadow:0 24px 60px rgba(11,27,58,.09),inset 0 1px 0 rgba(255,255,255,.95);
  position:relative;overflow:hidden;
}

/* ---------- Hero ---------- */
#hero{
  min-height:100svh;display:grid;
  grid-template-columns:1.15fr .85fr;gap:60px;align-items:center;
  padding-top:130px;
}
.hero-title{
  font-family:var(--font-d);font-weight:800;letter-spacing:-.035em;
  font-size:clamp(2.4rem,6.2vw,4.6rem);line-height:1.04;margin:16px 0 18px;
  color:var(--midnight);
}
.hero-title .grad{
  background:linear-gradient(120deg,var(--sky-2) 0%,var(--sky-3) 45%,var(--sky-4) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* Role rotator — perfectly aligned on all devices */
.role-line{
  display:flex;align-items:center;gap:10px;
  font-family:var(--font-d);font-weight:700;
  font-size:clamp(1.05rem,2.4vw,1.4rem);
  line-height:1.5;
  margin-bottom:20px;
  flex-wrap:nowrap;
}
.role-static{color:var(--ink-dim);font-weight:600;line-height:1.5;flex-shrink:0}
.role-rotator{
  position:relative;display:inline-block;
  height:1.5em;overflow:hidden;
  transition:width .5s cubic-bezier(.2,.8,.3,1);
  vertical-align:middle;
}
.role{
  position:absolute;left:0;top:0;
  height:1.5em;line-height:1.5em;
  white-space:nowrap;
  opacity:0;transform:translateY(110%);
  transition:opacity .55s ease,transform .55s cubic-bezier(.2,.8,.3,1);
  background:linear-gradient(120deg,var(--sky-3),var(--sky-4));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.role.active{opacity:1;transform:translateY(0)}
.role.leaving{opacity:0;transform:translateY(-110%)}

.hero-sub{
  color:var(--ink-dim);font-size:1.08rem;line-height:1.75;
  max-width:520px;margin-bottom:34px;
}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-b);font-weight:700;font-size:.92rem;
  padding:15px 28px;border-radius:100px;text-decoration:none;
  border:1px solid transparent;
  transition:transform .35s cubic-bezier(.2,.9,.3,1.4),box-shadow .35s,background .3s;
  will-change:transform;
}
.btn-primary{
  color:var(--white);
  background:linear-gradient(120deg,var(--sky-3),var(--sky-4));
  box-shadow:0 12px 30px rgba(14,165,233,.35);
}
.btn-primary:hover{box-shadow:0 18px 42px rgba(14,165,233,.45)}
.btn-ghost{
  color:var(--midnight);
  background:rgba(255,255,255,.7);
  border-color:var(--glass-brd);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:0 6px 20px rgba(11,27,58,.06);
}
.btn-ghost:hover{background:var(--white)}

/* Hero photo — signature shimmer */
.hero-photo-wrap{display:flex;justify-content:center;perspective:900px}
.photo-frame{
  position:relative;width:min(320px,72vw);aspect-ratio:4/5;
  border-radius:44px;padding:5px;
  transform-style:preserve-3d;transition:transform .5s ease;
}
@property --sh{syntax:'<angle>';initial-value:0deg;inherits:false}
.photo-frame::before{
  content:'';position:absolute;inset:0;border-radius:44px;
  background:conic-gradient(from var(--sh,0deg),
    rgba(56,189,248,0) 0deg,
    rgba(56,189,248,.9) 70deg,
    rgba(37,99,235,.9) 140deg,
    rgba(56,189,248,0) 210deg,
    rgba(56,189,248,0) 360deg);
  animation:shimmer 5.5s linear infinite;
}
@keyframes shimmer{to{--sh:360deg}}
.photo-frame::after{
  content:'';position:absolute;inset:-26px;border-radius:60px;z-index:-1;
  background:radial-gradient(circle,rgba(56,189,248,.30),transparent 70%);
  filter:blur(30px);
}
.photo-inner{
  position:relative;width:100%;height:100%;border-radius:40px;overflow:hidden;
  background:var(--white);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.9);
}
.photo-inner img{width:100%;height:100%;object-fit:cover;display:block}
.chip{
  position:absolute;z-index:3;
  font-family:var(--font-m);font-size:.68rem;font-weight:500;
  color:var(--midnight);padding:10px 16px;border-radius:100px;
  background:linear-gradient(135deg,rgba(255,255,255,.42),rgba(255,255,255,.16));
  backdrop-filter:blur(28px) saturate(210%) brightness(1.06);
  -webkit-backdrop-filter:blur(28px) saturate(210%) brightness(1.06);
  border:1px solid rgba(255,255,255,.55);
  box-shadow:
    0 12px 28px rgba(11,27,58,.14),
    inset 0 1px 1px rgba(255,255,255,.95),
    inset 0 -1px 1px rgba(11,27,58,.06);
  animation:float 6s ease-in-out infinite;
  white-space:nowrap;
}
.chip-1{top:6%;left:2%}
.chip-2{bottom:10%;right:2%;animation-delay:-3s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}

@media(max-width:880px){
  #hero{grid-template-columns:1fr;gap:50px;padding-top:120px;text-align:center}
  .hero-sub{margin-left:auto;margin-right:auto}
  .hero-cta{justify-content:center}
  #hero .eyebrow{justify-content:center}
  #hero .eyebrow::after{content:'';width:26px;height:1px;background:linear-gradient(270deg,var(--sky-3),transparent)}
  .role-line{justify-content:center}
}
@media(max-width:400px){
  .role-line{font-size:1rem;gap:8px}
}

/* ---------- Projects ---------- */
.proj{
  display:grid;grid-template-columns:1fr 1fr;gap:0;
  margin-top:34px;transform-style:preserve-3d;
  transition:transform .5s ease,box-shadow .5s ease;
}
.proj-body{padding:clamp(30px,4.5vw,52px);display:flex;flex-direction:column;justify-content:center}
.proj-tag{
  font-family:var(--font-m);font-size:.68rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--sky-3);margin-bottom:16px;
}
.proj h3{
  font-family:var(--font-d);font-weight:800;letter-spacing:-.025em;
  font-size:clamp(1.5rem,3vw,2.1rem);margin-bottom:14px;
  color:var(--midnight);
}
.proj p{color:var(--ink-dim);line-height:1.75;font-size:.97rem;margin-bottom:24px}
.proj-tech{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:26px}
.tech{
  font-family:var(--font-m);font-size:.68rem;padding:7px 13px;border-radius:100px;
  background:rgba(56,189,248,.08);border:1px solid rgba(56,189,248,.18);
  color:rgba(11,27,58,.75);
}
.proj-links{display:flex;gap:22px;flex-wrap:wrap}
.proj-link{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--sky-4);text-decoration:none;font-weight:700;font-size:.9rem;
  transition:gap .3s;width:fit-content;
}
.proj-link:hover{gap:14px}
.proj-visual{
  position:relative;min-height:320px;display:flex;align-items:center;justify-content:center;
  background:
    radial-gradient(circle at 70% 30%,rgba(125,211,252,.30),transparent 60%),
    radial-gradient(circle at 25% 80%,rgba(37,99,235,.14),transparent 55%);
}
.proj-logo{
  width:130px;height:130px;border-radius:32px;object-fit:cover;
  box-shadow:0 28px 60px rgba(14,165,233,.30),0 4px 14px rgba(11,27,58,.12);
  border:1px solid rgba(255,255,255,.8);
  animation:float 7s ease-in-out infinite;
  background:var(--white);
}
@media(max-width:880px){
  .proj{grid-template-columns:1fr}
  .proj-visual{min-height:220px;order:-1}
  .proj-body{text-align:center;align-items:center}
  .proj-tech,.proj-links{justify-content:center}
}

/* ---------- Skills ---------- */
.skills-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:44px}
@media(max-width:760px){.skills-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:420px){.skills-grid{grid-template-columns:1fr}}
.skill{
  padding:26px 20px;text-align:center;border-radius:22px;
  background:var(--glass);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border:1px solid var(--glass-brd);
  box-shadow:0 10px 30px rgba(11,27,58,.05),inset 0 1px 0 rgba(255,255,255,.95);
  transition:transform .4s cubic-bezier(.2,.9,.3,1.3),border-color .4s,box-shadow .4s;
}
.skill:hover{
  transform:translateY(-8px);
  border-color:rgba(56,189,248,.45);
  box-shadow:0 20px 44px rgba(14,165,233,.18),inset 0 1px 0 rgba(255,255,255,.95);
}
.skill .ic{
  width:46px;height:46px;margin:0 auto 14px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(56,189,248,.14),rgba(37,99,235,.14));
  border:1px solid rgba(56,189,248,.22);
  color:var(--sky-4);
}
.skill .ic svg{width:22px;height:22px}
.skill b{font-family:var(--font-d);font-weight:700;font-size:.9rem;display:block;margin-bottom:4px;color:var(--midnight)}
.skill span{font-size:.72rem;color:var(--ink-dim)}

/* ---------- Contact ---------- */
.contact-card{padding:clamp(40px,6vw,70px);text-align:center}
.contact-card h2{margin-bottom:14px}
.contact-card .eyebrow{margin-left:auto;margin-right:auto;width:fit-content}
.contact-card .section-sub{margin:0 auto 36px}
.contact-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- Footer ---------- */
footer{
  background:var(--midnight);
  color:rgba(234,244,255,.75);
  margin-top:60px;
}
.footer-inner{
  max-width:1120px;margin:0 auto;
  padding:60px 24px 40px;
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;
}
.footer-logo{
  font-family:var(--font-d);font-weight:800;font-size:1.15rem;
  letter-spacing:-.02em;display:block;margin-bottom:14px;
  background:linear-gradient(120deg,var(--sky-1),var(--sky-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.footer-brand p{font-size:.88rem;line-height:1.7;color:rgba(234,244,255,.55)}
.footer-col b{
  display:block;font-family:var(--font-d);font-weight:700;font-size:.85rem;
  color:var(--white);margin-bottom:16px;letter-spacing:.02em;
}
.footer-col a{
  display:block;color:rgba(234,244,255,.6);text-decoration:none;
  font-size:.86rem;margin-bottom:11px;transition:color .3s;
  width:fit-content;
}
.footer-col a:hover{color:var(--sky-1)}
.footer-bar{
  border-top:1px solid rgba(234,244,255,.1);
  text-align:center;padding:22px 24px;
  font-family:var(--font-m);font-size:.72rem;
  color:rgba(234,244,255,.4);
}
@media(max-width:880px){
  .footer-inner{grid-template-columns:1fr 1fr;gap:36px}
  .footer-brand{grid-column:1 / -1}
}
@media(max-width:480px){
  .footer-inner{grid-template-columns:1fr;text-align:center}
  .footer-col a,.contact-card .eyebrow{margin-left:auto;margin-right:auto}
  .footer-logo{text-align:center}
}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(36px);transition:opacity .9s ease,transform .9s cubic-bezier(.16,.8,.3,1)}
.reveal.in{opacity:1;transform:translateY(0)}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  .role{opacity:1;transform:none;position:static}
  html{scroll-behavior:auto}
}