:root {
  --ink: #eefaf1;
  --ink-muted: #bed7c6;
  --panel: rgba(5, 40, 31, 0.74);
  --panel-strong: rgba(3, 32, 25, 0.9);
  --line: rgba(138, 211, 166, 0.34);
  --primary: #6af3a2;
  --secondary: #7de8d2;
  --accent: #93ff69;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: Inter, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at 20% 20%, #0f3d2f 0%, #0c2e24 48%, #081f18 100%);
  overflow-x: hidden;
  overflow-y: auto;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(145deg, rgba(2, 20, 12, 0.75), rgba(9, 57, 44, 0.66)),
    url("https://images.unsplash.com/photo-1469474968028-56623f02e42e?auto=format&fit=crop&w=2000&q=80") center / cover no-repeat;
  filter: saturate(1.15) contrast(1.04);
}
body.modal-open { overflow: hidden; }

#bg-canvas { position: fixed; inset: 0; z-index: -1; opacity: .55; }

.shell {
  min-height: 100%;
  max-width: 1150px;
  margin: 0 auto;
  padding: 1.25rem;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 1rem;
}

.glass {
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: 0 18px 44px rgba(1, 6, 20, 0.45);
  backdrop-filter: blur(12px);
  border-radius: 16px;
}

.topbar {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 1rem;
  padding: .85rem 1rem;
}
.brand {
  font-weight: 800;
  font-size: 1.18rem;
  letter-spacing: .3px;
  white-space: nowrap;
}
nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: .7rem;
  flex-wrap: wrap;
  width: 100%;
}

.nav-btn {
  border: 1px solid rgba(133, 215, 163, 0.45);
  background: rgba(6, 55, 41, 0.68);
  color: var(--ink);
  font-weight: 600;
  border-radius: 999px;
  padding: .5rem .95rem;
  cursor: pointer;
  text-decoration: none;
  transition: all .2s ease;
}
.nav-btn:hover {
  transform: translateY(-1px);
  background: linear-gradient(120deg, rgba(106, 243, 162, 0.35), rgba(125, 232, 210, 0.4));
  border-color: rgba(169, 255, 187, 0.7);
}

.hero {
  display: grid;
  place-content: center;
  text-align: center;
  padding: 1.8rem 1.2rem;
}
h1 { margin: .6rem 0 .5rem; font-size: clamp(2rem, 5vw, 4rem); }
.hero p { max-width: 760px; margin: 0 auto; color: var(--ink-muted); font-size: 1.06rem; }
.hero-actions { margin-top: 1.2rem; display: flex; justify-content: center; gap: .6rem; flex-wrap: wrap; }

.btn {
  border: 1px solid rgba(144, 219, 170, 0.5);
  background: rgba(245, 255, 250, 0.94);
  color: #0d3527;
  border-radius: 12px;
  font-weight: 700;
  padding: .68rem 1rem;
  cursor: pointer;
  text-decoration: none;
}
.btn.primary {
  background: linear-gradient(120deg, var(--primary), var(--secondary));
  color: #042218;
  border-color: transparent;
}
.btn:hover { transform: translateY(-1px); }
.full { width: 100%; display: block; text-align: center; margin-top: .8rem; }


.footer {
  padding: .7rem 1rem;
  text-align: center;
  color: var(--muted);
  font-size: .92rem;
}
.footer p { margin: 0; }

.modal { border: 0; background: transparent; padding: 0; width: min(980px, 94vw); }
.modal[open] { display: grid; place-items: center; }
.modal::backdrop { background: rgba(8, 31, 23, 0.5); backdrop-filter: blur(2px); }
.modal-card {
  width: min(980px, 94vw);
  background: var(--panel-strong);
  color: #FEFEFE;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1rem 1rem 1.1rem;
  box-shadow: 0 28px 70px rgba(1, 8, 24, 0.62);
  position: relative;
}
.close {
  position: absolute;
  top: .65rem;
  right: .65rem;
  border: 0;
  background: rgba(121, 228, 157, 0.25);
  color: #effff4;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
}
h2 { margin: 0; }
.sub { margin: .3rem 0 .8rem; color: var(--ink-muted); }

.scroll-area {
  max-height: min(65vh, 540px);
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: .8rem .95rem;
  line-height: 1.55;
  background: rgba(5, 42, 32, 0.78);
  color: #FEFEFE;
}
.scroll-area h3 { margin: .8rem 0 .35rem; font-size: 1rem; color: #8eedb3; }
.scroll-area ul { margin: .35rem 0 .8rem 1rem; padding: 0; }
.scroll-area a { color: #b2ffd1; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: .7rem;
}
.skill-card {
  border: 1px solid var(--line);
  background: rgba(5, 50, 38, 0.72);
  border-radius: 10px;
  padding: .75rem;
}
.skill-card h3 { margin: 0 0 .3rem; font-size: .97rem; color: #e2ffe8; }
.skill-card p { margin: 0; color: var(--ink-muted); font-size: .94rem; }

@media (max-width: 700px) {
  .shell { padding: .75rem; }
  .topbar {
    grid-template-columns: 1fr;
    justify-items: flex-start;
    gap: .65rem;
  }
  nav { justify-content: flex-start; }
}