/* Palette and layout variables */
:root{
  --bg: #0F172A; /* deep navy */
  --card: #1E293B; /* slate cards */
  --muted: #94A3B8; /* slate text */
  --accent: #38BDF8; /* sky-blue accent */
  --glass: rgba(255,255,255,0.06);
  --glass-border: rgba(255,255,255,0.08);
  --text: #E6EEF6;
  --max-width: 1100px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  background:var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  line-height:1.45;
}
.container{max-width:var(--max-width);margin:0 auto;padding:28px}

/* Header */
.site-header{backdrop-filter: blur(6px);position:sticky;top:0;background:transparent;padding:14px 0;z-index:40}
.header-inner{display:flex;align-items:center;justify-content:space-between}
.brand{font-weight:700;letter-spacing:0.6px}
.nav a{margin-left:18px;color:var(--muted);text-decoration:none}
.nav a.btn-outline{border:1px solid rgba(255,255,255,0.06);padding:8px 12px;border-radius:8px}

/* Hero */
.hero{padding:64px 0}
.hero-grid{display:grid;grid-template-columns:1fr 420px;gap:32px;align-items:center}
.eyebrow{color:var(--accent);font-weight:600;margin:0 0 8px}
.title{font-size:32px;margin:0;color:var(--text);line-height:1.12}
.lead{color:var(--muted);margin-top:12px}
.hero-ctas{margin-top:18px}
.btn-primary{background:linear-gradient(90deg,var(--accent),#7dd3fc);color:#02263a;padding:10px 16px;border-radius:10px;text-decoration:none;font-weight:600;margin-right:10px}
.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,0.06);color:var(--text);padding:9px 14px;border-radius:10px;text-decoration:none}
.meta{list-style:none;padding:16px 0 0;margin:0;color:var(--muted)}
.meta li{font-size:14px;margin-bottom:6px}
.hero-art{width:100%;height:auto;border-radius:12px;display:block}

/* Skills */
.skills{padding:48px 0}
.section-title{font-size:20px;margin:0 0 8px}
.section-lead{color:var(--muted);margin:0 0 20px}
.skills-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.tech{background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));padding:16px 12px;border-radius:10px;text-align:center;color:var(--text);font-weight:600;border:1px solid rgba(255,255,255,0.03);display:flex;flex-direction:column;align-items:center;gap:10px;transition:border-color 0.2s}
.tech i{font-size:24px;color:var(--accent);display:inline-block;min-width:1em;text-align:center}
.tech:hover{border-color:rgba(56,189,248,0.4)}

/* Projects */
.projects{padding:48px 0}
.carousel-wrapper{position:relative;display:flex;align-items:center}
.projects-grid{
  display:flex;
  gap:20px;
  overflow-x:auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 10px 0;
  width: 100%;
}
.projects-grid::-webkit-scrollbar { display: none; }
.project-card{
  flex: 0 0 calc(33.333% - 14px);
  scroll-snap-align: start;
  background:var(--card);
  border-radius:14px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,0.03);
  display:flex;
  flex-direction:column;
  box-shadow:0 6px 20px rgba(2,6,23,0.6);
}
.project-media{height:160px;overflow:hidden;background:linear-gradient(180deg, rgba(255,255,255,0.01), rgba(0,0,0,0.12));display:flex;align-items:center;justify-content:center}
.project-image svg,.project-image img{width:100%;height:100%;object-fit:cover;display:block}
.project-body{padding:18px}
.project-title{margin:0 0 8px;font-size:18px}
.psr{color:var(--muted);font-size:14px;margin:0 0 12px}
.badges{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.badge{padding:6px 10px;border-radius:999px;background:var(--glass);border:1px solid var(--glass-border);backdrop-filter: blur(6px);color:var(--text);font-weight:600;font-size:13px}
.project-links{display:flex;gap:10px}
.btn-link{color:var(--accent);font-weight:700;text-decoration:none}
.btn-outline{border:1px solid rgba(255,255,255,0.06);padding:8px 12px;border-radius:8px;color:var(--text);text-decoration:none}

.carousel-control {
  background: var(--card);
  border: 1px solid var(--glass-border);
  color: var(--accent);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  cursor: pointer;
  position: absolute;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}
.carousel-control:hover { background: var(--accent); color: var(--bg); }
.carousel-control.prev { left: -22px; }
.carousel-control.next { right: -22px; }

/* Contact */
.contact{padding:48px 0}
.contact-card{background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));padding:18px;border-radius:12px;border:1px solid rgba(255,255,255,0.03);color:var(--muted)}

/* Footer */
.site-footer{padding:20px 0;color:var(--muted);text-align:center;border-top:1px solid rgba(255,255,255,0.02)}

/* Responsive adjustments (mobile-first) */
@media (max-width:1100px){
  .hero-grid{grid-template-columns:1fr}
  .project-card{flex: 0 0 calc(50% - 10px)}
  .skills-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:700px){
  .container{padding:18px}
  .title{font-size:22px}
  .skills-grid{grid-template-columns:repeat(2,1fr)}
  .project-card{flex: 0 0 100%}
  .carousel-control { display: none; }
  .nav a{margin-left:10px}
}

/* Accessibility focus */
a:focus{outline:2px dashed var(--accent);outline-offset:3px}