:root{
  --bg:#f5f7fb;
  --bg-soft:#eef2fb;
  --card:#ffffff;
  --ink:#0f172a;
  --muted:#475569;
  --border:#e2e8f0;
  --accent:#22c55e;
  --accent-light:#86efac;
  --accent-ink:#064e3b;
  --shadow:0 16px 42px rgba(15,23,42,.10);
  --shadow-soft:0 10px 24px rgba(15,23,42,.08);
}

*{
  box-sizing:border-box;
}

html{
  scroll-behavior:smooth;
}

body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
}

.nav{
  position:sticky;
  top:0;
  z-index:20;
  height:78px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:0 28px;
  background:rgba(245,247,251,.9);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(226,232,240,.9);
}

.brand{
  display:inline-grid;
  place-items:center;
  width:46px;
  height:46px;
  border:2px solid #0b1220;
  border-radius:13px;
  background:#fff;
  color:#0b1220;
  font-weight:800;
  text-decoration:none;
  letter-spacing:-.05em;
  box-shadow:var(--shadow-soft);
}

.nav-links{
  display:flex;
  align-items:center;
  gap:28px;
}

.nav-links a{
  color:var(--ink);
  text-decoration:none;
  font-weight:800;
  font-size:15px;
  position:relative;
}

.nav-links a::after{
  content:"";
  position:absolute;
  left:0;
  bottom:-6px;
  width:100%;
  height:4px;
  border-radius:999px;
  background:linear-gradient(90deg,var(--accent),var(--accent-light));
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .22s ease;
}

.nav-links a:hover::after{
  transform:scaleX(1);
}

.page{
  min-height:calc(100vh - 78px);
  display:grid;
  place-items:center;
  padding:70px 18px;
}

.hero-page{
  background:
    radial-gradient(circle at top left, rgba(34,197,94,.15), transparent 34%),
    radial-gradient(circle at bottom right, rgba(14,165,233,.13), transparent 34%),
    var(--bg);
}

.page:nth-of-type(even){
  background:var(--bg-soft);
}

.card{
  width:min(1080px,92vw);
  background:rgba(255,255,255,.97);
  border:1px solid rgba(226,232,240,.95);
  border-radius:28px;
  padding:38px;
  box-shadow:var(--shadow);
}

.hero-card{
  padding:38px 46px;
}

.hero-layout{
  display:grid;
  grid-template-columns:240px 1fr;
  align-items:center;
  gap:44px;
}

.avatar-wrap{
  width:220px;
  height:220px;
  border-radius:50%;
  padding:8px;
  background:#0b1220;
  box-shadow:0 20px 42px rgba(15,23,42,.18);
}

.avatar{
  width:100%;
  height:100%;
  display:block;
  border-radius:50%;
  object-fit:cover;
  object-position:center 42%;
  border:6px solid #fff;
}

.hero-text{
  text-align:left;
}

.eyebrow{
  margin:0 0 8px;
  color:var(--accent-ink);
  font-weight:800;
  text-transform:uppercase;
  letter-spacing:.13em;
  font-size:12px;
}

.hero-title{
  margin:0 0 16px;
  font-size:clamp(36px,5vw,56px);
  line-height:1.04;
  letter-spacing:-.055em;
  font-weight:800;
}

.accent{
  background:linear-gradient(90deg,var(--accent),var(--accent-light));
  padding:0 .16em;
  border-radius:.24em;
  box-decoration-break:clone;
  -webkit-box-decoration-break:clone;
}

.hero-subtitle{
  max-width:760px;
  margin:0;
  color:var(--muted);
  font-weight:600;
  font-size:17px;
}

.hero-actions,
.project-actions,
.contact-actions{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:12px;
  margin-top:24px;
}

.btn,
.btn-secondary,
.btn-outline{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  min-height:46px;
  padding:12px 18px;
  border-radius:14px;
  font-weight:800;
  text-decoration:none;
  cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease;
}

.btn{
  border:none;
  background:var(--accent);
  color:#052e16;
  box-shadow:0 14px 26px rgba(34,197,94,.22);
}

.btn-secondary,
.btn-outline{
  background:#fff;
  color:#0b1220;
  border:1.5px solid var(--border);
  box-shadow:var(--shadow-soft);
}

.btn-outline{
  border:2px solid #0b1220;
}

.btn:hover,
.btn-secondary:hover,
.btn-outline:hover{
  transform:translateY(-2px);
  box-shadow:0 18px 34px rgba(15,23,42,.13);
}

.section-heading{
  text-align:center;
  max-width:760px;
  margin:0 auto 30px;
}

.section-heading h2,
.contact-card h2{
  margin:0 0 10px;
  font-size:clamp(32px,4vw,44px);
  letter-spacing:-.04em;
  line-height:1.1;
}

.section-heading p,
.contact-card p{
  margin:0;
  color:var(--muted);
  font-weight:600;
}

.project-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:24px;
  overflow:hidden;
  box-shadow:var(--shadow-soft);
}

.featured-project{
  display:grid;
  grid-template-columns:350px 1fr;
}

.project-thumb{
  position:relative;
  display:grid;
  place-items:center;
  min-height:100%;
  padding:32px;
}

.flight-thumb{
  background:
    linear-gradient(135deg,rgba(34,197,94,.22),rgba(14,165,233,.18)),
    #f8fafc;
}

.thumb-icon{
  font-size:76px;
  color:#0f172a;
}

.project-badge{
  position:absolute;
  top:18px;
  left:18px;
  background:#0f172a;
  color:#fff;
  font-size:12px;
  font-weight:800;
  padding:6px 10px;
  border-radius:999px;
}

.project-content{
  padding:34px;
  text-align:left;
}

.project-content h3{
  margin:0 0 6px;
  font-size:30px;
  line-height:1.15;
  letter-spacing:-.035em;
}

.project-meta{
  margin:0 0 18px;
  color:var(--accent-ink);
  font-weight:800;
}

.project-content p{
  margin:0 0 16px;
  color:var(--muted);
  font-weight:600;
}

.project-points{
  margin:4px 0 0;
  padding-left:20px;
  color:#334155;
  font-weight:600;
}

.project-points li{
  margin:9px 0;
}

.skill-block{
  max-width:900px;
  margin:26px auto 0;
  text-align:left;
}

.skill-block h3{
  margin:0 0 14px;
  font-size:21px;
}

.skill-list{
  list-style:none;
  padding:0;
  margin:0;
  display:grid;
  gap:12px;
  grid-template-columns:repeat(auto-fit,minmax(190px,1fr));
}

.skill-list li{
  min-height:56px;
  display:flex;
  align-items:center;
  gap:11px;
  padding:12px 14px;
  background:#f8fafc;
  border:1px solid var(--border);
  border-radius:15px;
  font-weight:800;
}

.skill-list i{
  width:22px;
  font-size:20px;
  color:#0f172a;
}

.contact-card{
  max-width:840px;
  text-align:center;
}

.contact-actions{
  justify-content:center;
}

.modal{
  position:fixed;
  inset:0;
  z-index:40;
  display:none;
  align-items:center;
  justify-content:center;
  padding:22px;
  background:rgba(2,6,23,.58);
}

.modal[aria-hidden="false"]{
  display:flex;
}

.modal-card{
  position:relative;
  width:min(540px,96vw);
  background:#fff;
  border-radius:22px;
  padding:28px;
  box-shadow:0 30px 80px rgba(2,6,23,.38);
}

.modal-close{
  position:absolute;
  top:12px;
  right:12px;
  width:38px;
  height:38px;
  border:none;
  border-radius:12px;
  background:#f1f5f9;
  cursor:pointer;
  font-size:24px;
}

.modal h3{
  margin:0 0 8px;
  font-size:28px;
  letter-spacing:-.03em;
}

.modal p{
  margin:0 0 18px;
  color:var(--muted);
  font-weight:600;
}

.modal-contact-links{
  display:grid;
  gap:12px;
}

.modal-contact-links a{
  display:flex;
  align-items:center;
  justify-content:flex-start;
  gap:12px;

  min-height:56px;

  padding:14px 18px;

  background:#ffffff;
  color:#0b1220;

  border:1.5px solid var(--border);
  border-radius:14px;

  text-decoration:none;
  font-weight:800;

  box-shadow:var(--shadow-soft);

  transition:
    transform .18s ease,
    box-shadow .18s ease,
    border-color .18s ease,
    background .18s ease;
}

.modal-contact-links a:link,
.modal-contact-links a:visited,
.modal-contact-links a:hover,
.modal-contact-links a:active,
.modal-contact-links a:focus{
  color:#0b1220;
  text-decoration:none;
}

.modal-contact-links a:hover{
  transform:translateY(-2px);
  box-shadow:0 18px 34px rgba(15,23,42,.13);
  border-color:#cbd5e1;
}

.modal-contact-links a i{
  color:#0b1220;
  font-size:22px;
  width:24px;
  text-align:center;
}

.reveal{
  opacity:0;
  transform:translateY(18px);
  transition:opacity .45s ease, transform .45s ease;
}

.reveal.visible{
  opacity:1;
  transform:translateY(0);
}

@media (max-width:900px){
  .hero-layout{
    grid-template-columns:1fr;
    text-align:center;
    gap:26px;
  }

  .hero-text{
    text-align:center;
  }

  .avatar-wrap{
    margin:auto;
  }

  .hero-actions{
    justify-content:center;
  }

  .featured-project{
    grid-template-columns:1fr;
  }

  .project-thumb{
    min-height:220px;
  }
}

@media (max-width:650px){
  .nav{
    height:auto;
    padding:12px 16px;
  }

  .nav-links{
    gap:14px;
  }

  .nav-contact{
    display:none;
  }

  .brand{
    width:42px;
    height:42px;
  }

  .page{
    padding:56px 14px;
  }

  .card{
    width:94vw;
    padding:26px 20px;
    border-radius:24px;
  }

  .hero-card{
    padding:28px 20px;
  }

  .avatar-wrap{
    width:190px;
    height:190px;
  }

  .hero-title{
    font-size:34px;
  }

  .hero-subtitle{
    font-size:16px;
  }

  .btn,
  .btn-secondary,
  .btn-outline{
    width:100%;
  }

  .project-content{
    padding:24px;
  }
}