/* ---------- Design tokens ---------- */
:root{
  --navy-950:#0a1628;
  --navy-900:#0f1f38;
  --navy-800:#16294a;
  --navy-700:#20355e;
  --ink:#101828;
  --slate-700:#344054;
  --slate-500:#667085;
  --slate-300:#d0d5dd;
  --slate-200:#e4e7ec;
  --slate-100:#f2f4f7;
  --paper:#fbfbfa;
  --white:#ffffff;
  --accent:#0e7c66;
  --accent-light:#e6f4f1;
  --accent-dark:#0a5f4e;
  --gold:#b08d57;
  --radius:14px;
  --radius-sm:8px;
  --shadow-sm:0 1px 2px rgba(16,24,40,0.06);
  --shadow-md:0 4px 12px rgba(16,24,40,0.08);
  --shadow-lg:0 12px 32px rgba(16,24,40,0.12);
  --maxw:1120px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}

html{scroll-behavior:smooth;}

body{
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}

.container{
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 24px;
}

h1,h2,h3,h4{
  font-weight:700;
  letter-spacing:-0.02em;
  line-height:1.2;
  color:var(--navy-950);
}

.eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  letter-spacing:0.08em;
  text-transform:uppercase;
  color:var(--accent);
  margin-bottom:12px;
}

.section-head{
  max-width:820px;
  margin-bottom:48px;
}
.section-head h2{font-size:clamp(28px,3.5vw,36px);}
.section-head p{color:var(--slate-500);font-size:17px;margin-top:10px;}

section{padding:68px 0;}
@media (max-width:768px){section{padding:48px 0;}}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:13px 24px;
  border-radius:999px;
  font-weight:600;
  font-size:15px;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease, color .15s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn-primary{background:var(--navy-950);color:var(--white);}
.btn-primary:hover{background:var(--navy-800);box-shadow:var(--shadow-md);}
.btn-outline{border-color:var(--slate-300);color:var(--navy-950);background:var(--white);}
.btn-outline:hover{border-color:var(--navy-950);box-shadow:var(--shadow-sm);}
.btn-accent{background:var(--accent);color:var(--white);}
.btn-accent:hover{background:var(--accent-dark);box-shadow:var(--shadow-md);}

/* ---------- Nav ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(251,251,250,0.85);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--slate-200);
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 24px;
  max-width:var(--maxw);margin:0 auto;
}
.nav-logo{font-weight:700;font-size:17px;color:var(--navy-950);letter-spacing:-0.01em;}
.nav-logo span{color:var(--accent);}
.nav-links{display:flex;align-items:center;gap:32px;}
.nav-links a{font-size:15px;font-weight:500;color:var(--slate-700);transition:color .15s;}
.nav-links a:hover{color:var(--navy-950);}
.nav-cta{display:flex;align-items:center;gap:14px;}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:11px;margin:-11px;}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--navy-950);margin:5px 0;transition:.2s;}
.nav-resume-mobile{display:none;}

@media (max-width:860px){
  .nav-links{
    position:fixed;top:65px;left:0;right:0;
    background:var(--white);
    flex-direction:column;
    align-items:flex-start;
    padding:24px;
    gap:20px;
    border-bottom:1px solid var(--slate-200);
    transform:translateY(-150%);
    opacity:0;
    transition:transform .25s ease, opacity .25s ease;
  }
  .nav-links.open{transform:translateY(0);opacity:1;}
  .nav-cta .btn-outline{display:none;}
  .nav-toggle{display:block;}
  .nav-resume-mobile{display:block;font-weight:700;color:var(--accent);}
}

/* ---------- Hero ---------- */
.hero{
  padding:56px 0 68px;
  background:
    radial-gradient(circle at 85% 0%, var(--accent-light) 0%, transparent 45%),
    var(--paper);
}
.hero-inner{
  display:grid;
  grid-template-columns:1.15fr 0.85fr;
  gap:56px;
  align-items:start;
}
.hero h1{font-size:clamp(36px,5vw,54px);margin-bottom:20px;}
.hero h1 em{font-style:normal;color:var(--accent);}
.hero-sub{font-size:19px;color:var(--slate-700);max-width:540px;margin-bottom:32px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}

.hero-card{
  background:var(--navy-950);
  border-radius:20px;
  padding:36px;
  color:var(--white);
  box-shadow:var(--shadow-lg);
  position:relative;
  overflow:hidden;
}
.hero-card::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(circle at 100% 0%, rgba(14,124,102,0.35), transparent 55%);
}
.hero-card-inner{position:relative;z-index:1;}
.hero-avatar{
  width:64px;height:64px;border-radius:16px;
  background:linear-gradient(135deg,var(--accent),#1a9a80);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:22px;color:var(--white);
  margin-bottom:20px;
}
.hero-card h3{color:var(--white);font-size:19px;margin-bottom:4px;}
.hero-card p.role{color:#9fb3cc;font-size:14px;margin-bottom:22px;}
.hero-card-list{display:flex;flex-direction:column;gap:14px;}
.hero-card-row{display:flex;justify-content:space-between;font-size:14px;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,0.1);}
.hero-card-row:last-child{border-bottom:none;padding-bottom:0;}
.hero-card-row span:first-child{color:#9fb3cc;}
.hero-card-row span:last-child{font-weight:600;}
.hero-card-row a{font-weight:600;text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(255,255,255,0.35);transition:text-decoration-color .15s;}
.hero-card-row a:hover{text-decoration-color:var(--white);}
.hero-card-row-tagline{justify-content:center;}
.hero-card-tagline{color:var(--white);font-weight:700;font-size:14px;text-align:center;}
.tagline-sep{color:var(--accent);margin:0 6px;}

@media (max-width:900px){
  .hero-inner{grid-template-columns:1fr;}
  .hero-card{max-width:420px;}
}
@media (max-width:480px){
  .hero-card{padding:28px 24px;}
}

/* ---------- About ---------- */
.about-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:64px;
  align-items:start;
}
@media (max-width:900px){
  .about-grid{grid-template-columns:1fr;gap:40px;}
  .about-highlights{margin-top:0;}
}
.about-text p{color:var(--slate-700);font-size:16.5px;margin-bottom:18px;}
.about-highlights{display:flex;flex-direction:column;gap:0;margin-top:36px;}
.highlight-item{
  display:flex;gap:16px;
  padding:20px 0;
  border-bottom:1px solid var(--slate-200);
}
.highlight-item:first-child{padding-top:0;}
.highlight-icon{
  width:40px;height:40px;border-radius:10px;
  background:var(--accent-light);color:var(--accent);
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;font-weight:700;
}
.highlight-item h4{font-size:15.5px;margin-bottom:4px;}
.highlight-item p{font-size:14.5px;color:var(--slate-500);}

/* ---------- Experience timeline ---------- */
.timeline{position:relative;padding-left:32px;}
.timeline::before{
  content:'';position:absolute;left:6px;top:6px;bottom:6px;
  width:2px;background:var(--slate-200);
}
.tl-item{position:relative;padding-bottom:44px;}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
  position:absolute;left:-32px;top:4px;
  width:14px;height:14px;border-radius:50%;
  background:var(--white);border:3px solid var(--accent);
}
.tl-item.is-break .tl-dot{border-color:var(--gold);}
.tl-head{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;margin-bottom:6px;}
.tl-head h3{font-size:18px;}
.tl-head .tl-date{font-size:13.5px;color:var(--slate-500);font-weight:600;white-space:nowrap;}
.tl-company{font-size:14.5px;color:var(--accent);font-weight:600;margin-bottom:10px;}
.tl-item p.tl-desc{color:var(--slate-700);font-size:15px;margin-bottom:10px;}
.tl-bullets{display:flex;flex-direction:column;gap:6px;}
.tl-bullets li{
  font-size:14.5px;color:var(--slate-700);
  padding-left:18px;position:relative;
}
.tl-bullets li::before{
  content:'';position:absolute;left:0;top:9px;
  width:5px;height:5px;border-radius:50%;background:var(--slate-300);
}
.tl-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px;}
.tl-tag{
  font-size:12.5px;font-weight:600;color:var(--navy-700);
  background:var(--slate-100);padding:4px 10px;border-radius:6px;
}

.tl-roles{
  margin-top:18px;
  padding-left:22px;
  border-left:2px solid var(--slate-200);
  display:flex;flex-direction:column;
  gap:26px;
}
.tl-role-head{display:flex;justify-content:space-between;flex-wrap:wrap;gap:6px;margin-bottom:6px;}
.tl-role-head h4{font-size:15.5px;font-weight:700;color:var(--navy-950);}
.tl-role-head .tl-date-sm{font-size:12.5px;color:var(--slate-500);font-weight:600;white-space:nowrap;}

/* ---------- Skills ---------- */
.skills-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:32px;
}
@media (max-width:768px){.skills-grid{grid-template-columns:1fr;}}
.skill-group h4{font-size:14px;color:var(--slate-500);text-transform:uppercase;letter-spacing:0.05em;margin-bottom:16px;}
.pill-row{display:flex;flex-wrap:wrap;gap:8px;}
.pill{
  font-size:13.5px;font-weight:600;color:var(--navy-950);
  background:var(--white);border:1px solid var(--slate-200);
  padding:7px 13px;border-radius:999px;
}

/* ---------- Personal Projects ---------- */
#projects .section-head{max-width:920px;}
.pp-grid{display:flex;flex-wrap:wrap;gap:24px;}
.pp-card{
  background:var(--white);
  border:1px solid var(--slate-200);
  border-radius:var(--radius);
  padding:28px;
  flex:1 1 320px;
  max-width:400px;
  display:flex;flex-direction:column;
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.pp-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:transparent;}
.pp-link{font-size:14px;font-weight:600;color:var(--navy-950);display:inline-flex;align-items:center;gap:6px;}
.pp-card:hover .pp-link{color:var(--accent);}
.pp-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.pp-tag{
  font-size:12.5px;font-weight:700;letter-spacing:0.05em;text-transform:uppercase;
  color:var(--accent);
}
.pp-live{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;color:var(--slate-500);}
.pp-live .dot{width:7px;height:7px;border-radius:50%;background:#1fbf75;box-shadow:0 0 0 3px rgba(31,191,117,0.18);}
.pp-card h3{font-size:19px;margin-bottom:10px;}
.pp-card p{font-size:14.5px;color:var(--slate-500);margin-bottom:18px;flex-grow:1;}
.pp-stack{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px;}

/* ---------- Contact / footer ---------- */
.contact{
  background:var(--navy-950);
  color:var(--white);
  border-radius:24px;
  padding:72px 48px;
  text-align:center;
  position:relative;
  overflow:hidden;
}
@media (max-width:640px){
  .contact{padding:48px 24px;border-radius:16px;}
}
.contact::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(circle at 50% 0%, rgba(14,124,102,0.35), transparent 60%);
}
.contact-inner{position:relative;z-index:1;max-width:560px;margin:0 auto;}
.contact h2{color:var(--white);font-size:clamp(26px,4vw,38px);margin-bottom:14px;}
.contact p{color:#9fb3cc;font-size:16.5px;margin-bottom:32px;}
.contact-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
.contact-resume-link{display:inline-block;margin-top:24px;font-size:13.5px;font-weight:500;color:#9fb3cc;text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(159,179,204,0.4);transition:color .15s;}
.contact-resume-link:hover{color:var(--white);}
.contact .btn-outline{background:transparent;border-color:rgba(255,255,255,0.25);color:var(--white);}
.contact .btn-outline:hover{border-color:var(--white);}

footer{padding:40px 24px;text-align:center;color:var(--slate-500);font-size:13.5px;}