:root{
  --bg: #0b1220;
  --bg2:#0f172a;
  --surface: rgba(255,255,255,.06);
  --surface2: rgba(255,255,255,.10);
  --text:#e5e7eb;
  --muted:#a7b0c0;

  --primary:#38bdf8;
  --primary2:#22c55e;
  --danger:#fb7185;

  --border: rgba(255,255,255,.12);
  --shadow: 0 14px 40px rgba(0,0,0,.35);

  --radius: 18px;
  --container: 1160px;
}

body.light{
  --bg: #f7fafc;
  --bg2:#ffffff;
  --surface: rgba(2,6,23,.05);
  --surface2: rgba(2,6,23,.08);
  --text:#0b1220;
  --muted:#4b5563;
  --border: rgba(2,6,23,.12);
  --shadow: 0 14px 40px rgba(2,6,23,.12);
}

*{margin:0;padding:0;box-sizing:border-box;font-family:'Poppins',sans-serif}
html{scroll-behavior:smooth}
body{
  background: radial-gradient(900px 500px at 10% 10%, rgba(56,189,248,.18), transparent 60%),
              radial-gradient(900px 500px at 90% 30%, rgba(34,197,94,.14), transparent 60%),
              var(--bg);
  color: var(--text);
  line-height: 1.7;
}

a{color:inherit}
.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 18px;
}

/* Toast */
.toast{
  position: fixed;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg2);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  color: var(--text);
  padding: 12px 14px;
  border-radius: 14px;
  display:none;
  z-index: 2000;
  min-width: 260px;
}
.toast.show{display:flex;align-items:flex-start;gap:10px}
.toast i{margin-top:2px}
.toast.success{border-color: rgba(34,197,94,.35)}
.toast.error{border-color: rgba(251,113,133,.35)}

/* Header / Nav */
.header{
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(15,23,42,.70);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
body.light .header{background: rgba(255,255,255,.78)}

.nav{
  max-width: var(--container);
  margin: 0 auto;
  padding: 14px 18px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
}

.brand{
  display:flex;align-items:center;gap:10px;
  text-decoration:none;
  font-weight:700;
}
.brand-mark{
  width:36px;height:36px;border-radius:12px;
  display:grid;place-items:center;
  background: linear-gradient(135deg, rgba(56,189,248,.25), rgba(34,197,94,.18));
  border: 1px solid var(--border);
}
.brand-name{font-size:1.05rem}
.brand-dot{color: var(--primary)}

.nav-toggle{
  display:none;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 14px;
  cursor:pointer;
}

.nav-panel{
  display:flex;
  align-items:center;
  gap: 18px;
}

.nav-links{
  list-style:none;
  display:flex;
  gap: 16px;
}

.nav-link{
  text-decoration:none;
  color: var(--muted);
  font-weight: 500;
  padding: 10px 10px;
  border-radius: 14px;
  transition: .2s;
}
.nav-link:hover{color: var(--text); background: var(--surface)}
.nav-link.active{color: var(--text); background: var(--surface2); border:1px solid var(--border)}

.nav-actions{display:flex;align-items:center;gap:10px}
.icon-btn{
  border:1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 14px;
  cursor:pointer;
}
.icon-btn:hover{background: var(--surface2)}

.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding: 11px 18px;
  border-radius: 999px;
  text-decoration:none;
  border: 1px solid transparent;
  cursor:pointer;
  font-weight: 600;
  transition: .2s;
  white-space: nowrap;
}
.btn-primary{
  background: linear-gradient(135deg, rgba(56,189,248,1), rgba(34,197,94,1));
  color: #041016;
}
.btn-primary:hover{filter:saturate(1.05); transform: translateY(-1px)}
.btn-outline{
  border:1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}
.btn-outline:hover{background: var(--surface2)}
.btn-ghost{
  border:1px solid var(--border);
  background: transparent;
  color: var(--text);
}
.btn-ghost:hover{background: var(--surface)}
.btn-full{width:100%; justify-content:center}

/* Hero */
.hero{
  padding: 70px 0 25px;
}
.hero-inner{
  max-width: 900px;
  margin: 0 auto;
  text-align:center;
  padding: 26px 18px;
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding: 8px 12px;
  border-radius: 999px;
  border:1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  margin-bottom: 18px;
}
.hero-title{
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.18;
  margin-bottom: 12px;
}
.accent{color: var(--primary)}
.hero-subtitle{
  font-size: 1.1rem;
  color: var(--muted);
  margin-bottom: 14px;
}
.hero-text{
  color: var(--muted);
  max-width: 760px;
  margin: 0 auto 22px;
}
.hero-cta{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}

.hero-metrics{
  margin-top: 26px;
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.metric{
  border:1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  padding: 14px;
  text-align:left;
}
.metric-value{font-weight:700; margin-bottom: 4px}
.metric-label{color: var(--muted); font-size: .95rem}

/* Sections */
.section{padding: 78px 0}
.section-soft{background: rgba(255,255,255,.02)}
body.light .section-soft{background: rgba(2,6,23,.03)}

.section-title{
  text-align:center;
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  margin-bottom: 22px;
}
.section-head{max-width: 900px; margin: 0 auto 18px; text-align:center}
.section-subtitle{color: var(--muted)}

/* About */
.about-grid{
  margin-top: 22px;
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 16px;
}
.about-card{
  border:1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
}
.about-card h3{margin-bottom: 10px}
.about-card p{color: var(--muted); margin-bottom: 12px}
.about-highlights{display:flex;flex-wrap:wrap;gap:10px;margin-top: 14px}
.pill{
  display:inline-flex; align-items:center; gap:8px;
  padding: 8px 10px;
  border-radius: 999px;
  border:1px solid var(--border);
  background: rgba(255,255,255,.04);
  color: var(--muted);
  font-size: .92rem;
}
.clean-list{list-style:none;display:flex;flex-direction:column;gap:10px}
.clean-list li{color: var(--muted);display:flex;gap:10px;align-items:flex-start}
.clean-list i{color: var(--primary); margin-top: 3px}
.about-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top: 16px}

/* Grids */
.grid{
  display:grid;
  gap: 16px;
}
.cards{grid-template-columns: repeat(auto-fit, minmax(240px, 1fr))}
.projects{grid-template-columns: repeat(auto-fit, minmax(260px, 1fr))}
.blog{grid-template-columns: repeat(auto-fit, minmax(280px, 1fr))}

.card, .project, .blog-card{
  border:1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
  transition: .2s;
}
.card:hover, .project:hover, .blog-card:hover{
  transform: translateY(-4px);
  background: rgba(255,255,255,.08);
}
body.light .card:hover, body.light .project:hover, body.light .blog-card:hover{
  background: rgba(2,6,23,.06);
}

.card-icon{
  width:44px;height:44px;border-radius: 16px;
  display:grid;place-items:center;
  border:1px solid var(--border);
  background: rgba(255,255,255,.04);
  margin-bottom: 12px;
}
.card h3{margin-bottom: 6px}
.card p{color: var(--muted)}

.project-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  margin-bottom: 8px;
}
.tag{
  font-size: .78rem;
  color: var(--primary);
  border: 1px solid rgba(56,189,248,.30);
  background: rgba(56,189,248,.10);
  padding: 6px 10px;
  border-radius: 999px;
}
.project p{color: var(--muted)}

/* Blog */
.blog-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size: .78rem;
  color: var(--primary);
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(56,189,248,.30);
  background: rgba(56,189,248,.10);
  margin-bottom: 10px;
  width: fit-content;
}
.blog-card h3{margin-bottom: 8px}
.blog-card p{color: var(--muted); margin-bottom: 14px}
.read-more{
  text-decoration:none;
  color: var(--primary);
  font-weight: 600;
}
.read-more:hover{text-decoration: underline}

/* Contact */
.contact-wrap{
  margin-top: 18px;
  display:grid;
  grid-template-columns: 1fr .9fr;
  gap: 16px;
  align-items:start;
}
.contact-form{
  border:1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom: 14px}
.field label{font-weight: 600; font-size: .95rem}
.field input, .field textarea{
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.04);
  color: var(--text);
  outline: none;
}
.field input:focus, .field textarea:focus{
  border-color: rgba(56,189,248,.55);
}
.form-note{color: var(--muted); font-size: .9rem; margin-top: 12px}

.contact-card{
  border:1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
}
.contact-card h3{margin-bottom: 14px}
.contact-item{
  display:flex; gap:12px;
  padding: 12px 12px;
  border-radius: 14px;
  border:1px solid var(--border);
  background: rgba(255,255,255,.03);
  margin-bottom: 10px;
}
.contact-item i{color: var(--primary); margin-top: 3px}
.label{color: var(--muted); font-size: .88rem}
.value{font-weight: 600}
.contact-mini{display:flex;gap:10px;flex-wrap:wrap;margin-top: 10px}
.fa-whatsapp {
  color: #25D366;
}
.mini{
  display:inline-flex;align-items:center;gap:8px;
  color: var(--muted);
  border:1px solid var(--border);
  background: rgba(255,255,255,.03);
  padding: 8px 10px;
  border-radius: 999px;
  font-size: .9rem;
}

/* Footer */
.footer{
  border-top: 1px solid rgba(255,255,255,.06);
  background: rgba(255,255,255,.02);
  padding: 18px 0;
}
body.light .footer{background: rgba(2,6,23,.03)}
.footer-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  flex-wrap:wrap;
  color: var(--muted);
}
.top{text-decoration:none;color: var(--muted)}
.top:hover{color: var(--text)}

/* Empty state */
.empty-state{
  margin-top: 18px;
  border:1px dashed var(--border);
  background: rgba(255,255,255,.03);
  border-radius: var(--radius);
  padding: 18px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap: 10px;
  color: var(--muted);
}

/* Mobile */
@media (max-width: 980px){
  .about-grid{grid-template-columns: 1fr}
  .contact-wrap{grid-template-columns: 1fr}
  .hero-metrics{grid-template-columns: 1fr; text-align:left}
}

@media (max-width: 820px){
  .nav-toggle{display:inline-flex}
  .nav-panel{
    position: fixed;
    inset: 68px 14px auto 14px;
    background: var(--bg2);
    border:1px solid var(--border);
    border-radius: 18px;
    box-shadow: var(--shadow);
    padding: 14px;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap: 12px;
  }
  .nav-panel.open{display:flex}
  .nav-links{flex-direction:column; gap: 8px}
  .nav-actions{justify-content:space-between}
}