/* ----------------------- Base ----------------------- */
:root {
  --bg: #0b0f19;
  --surface: #141a28;
  --border: #232d42;
  --text: #e6edf3;
  --muted: #8b9bb4;
  --accent: #22d3ee;
  --accent-2: #0ea5e9;
}

* { box-sizing: border-box; margin: 0; }

html { scroll-behavior: smooth; }

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

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ----------------------- Layout ----------------------- */
.section {
  max-width: 960px;
  margin: 0 auto;
  padding: 48px 20px;
}

@media (max-width: 480px) {
  .section {
    padding: 36px 18px;
  }
}

section h2 {
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 20px;
  color: var(--text);
}

/* ----------------------- Header / Nav ----------------------- */
header {
  position: sticky;
  top: 0;
  z-index: 5;
  backdrop-filter: blur(10px);
  background: rgba(14,15,17,0.8);
  border-bottom: 1px solid var(--border);
}

nav {
  max-width: 960px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

@media (max-width: 480px) {
  nav {
    padding: 10px 16px;
  }
  nav ul {
    gap: 8px;
  }
  nav a {
    font-size: 0.8rem;
    padding: 4px 8px;
  }
}

.logo {
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--text);
}

.logo .dot { color: var(--accent-2); }

nav ul {
  list-style: none;
  display: flex;
  gap: 24px;
  font-size: 0.9rem;
}

nav a {
  color: var(--text);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 6px 12px;
  border-radius: 8px;
}
nav a:hover {
  background: rgba(255,255,255,0.04);
  text-decoration: none;
}

/* ----------------------- Hero ----------------------- */
.hero { border-bottom: 1px solid var(--border); }

.hero-content {
  max-width: 960px;
  margin: 0 auto;
  padding: 64px 24px 56px;
}

@media (max-width: 480px) {
  .hero-content {
    padding: 48px 20px 44px;
  }
}

.tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-2);
  border: 1px solid var(--border);
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 20px;
  background: var(--surface);
}

.hero h1 {
  font-size: clamp(1.8rem, 6vw, 2.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 18px;
}

.subtitle {
  font-size: clamp(0.95rem, 2.5vw, 1.125rem);
  color: var(--muted);
  max-width: 640px;
  margin-bottom: 24px;
}

.ctas {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

@media (max-width: 480px) {
  .ctas {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
}

@media (max-width: 480px) {
  .btn {
    padding: 12px 16px;
    font-size: 0.9rem;
    width: 100%;
    box-sizing: border-box;
  }
}

.primary {
  background: var(--accent);
  color: #000;
  box-shadow: 0 0 18px rgba(34, 211, 238, 0.25);
}
.secondary {
  border: 1px solid var(--border);
  color: var(--text);
  box-shadow: 0 0 12px rgba(34, 211, 238, 0.08);
}
.primary:hover, .secondary:hover {
  text-decoration: none;
  opacity: 0.95;
  box-shadow: 0 0 24px rgba(34, 211, 238, 0.35);
}
.full-width { width: 100%; text-align: center; }

/* ----------------------- Skills ----------------------- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  list-style: none;
}

@media (max-width: 480px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }
}

.skill-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
  box-shadow: 0 0 14px rgba(34, 211, 238, 0.06);
}

@media (max-width: 480px) {
  .skill-block {
    padding: 14px 16px;
  }
  .skill-block h3 {
    font-size: 0.75rem;
  }
  .skill-block li {
    font-size: 0.88rem;
  }
}

.skill-block h3 {
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 10px;
}

.skill-block ul { list-style: none; }
.skill-block li {
  padding: 5px 0;
  color: var(--text);
  font-size: 0.92rem;
  border-bottom: 1px dashed var(--border);
}
.skill-block li:last-child { border-bottom: none; }

/* ----------------------- Projects ----------------------- */
.projects {
  display: grid;
  gap: 16px;
}

.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 22px;
  box-shadow: 0 0 14px rgba(34, 211, 238, 0.06);
}

@media (max-width: 480px) {
  .project-card {
    padding: 16px 18px;
  }
  .project-card h3 {
    font-size: 1rem;
  }
  .project-card p {
    font-size: 0.88rem;
  }
}

.project-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}

.project-card h3 { font-size: 1.05rem; font-weight: 700; }

.badge {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  background: var(--bg);
}

.badge.live { color: #000; border-color: var(--accent); background: var(--accent); }

.project-card p {
  color: var(--muted);
  font-size: 0.92rem;
  margin-top: 6px;
  margin-bottom: 12px;
}

.project-card a { font-size: 0.9rem; font-weight: 600; }
.muted { color: var(--muted); }

/* ----------------------- Contact ----------------------- */
.contact-intro {
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 22px;
  max-width: 640px;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 720px) {
  .contact-layout { grid-template-columns: 1.4fr 1fr; align-items: start; }
}

.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 20px;
  display: grid;
  gap: 12px;
  box-shadow: 0 0 14px rgba(34, 211, 238, 0.06);
}

@media (max-width: 480px) {
  .contact-layout {
    gap: 12px;
  }
  .contact-form {
    padding: 14px 16px;
  }
  .field label {
    font-size: 0.75rem;
  }
  .field input,
  .field textarea {
    padding: 8px 10px;
    font-size: 0.9rem;
  }
}

.field {
  display: grid;
  gap: 6px;
}

.field label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.field input,
.field textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--accent);
}

.info-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 22px;
  box-shadow: 0 0 14px rgba(34, 211, 238, 0.06);
}

.info-card h4 {
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 8px;
}

.info-card p {
  font-size: 0.92rem;
  color: var(--text);
  margin-bottom: 14px;
}

/* ----------------------- Footer ----------------------- */
footer {
  border-top: 1px solid var(--border);
  text-align: center;
  padding: 24px 24px;
  font-size: 0.8rem;
  color: var(--muted);
}

@media (max-width: 480px) {
  footer {
    padding: 20px 18px;
    font-size: 0.75rem;
  }
}