/* Global basics */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #050509;
  color: #f5f5f5;
}

/* Header / Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  background: rgba(5, 5, 9, 0.85);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.nav {
  max-width: 960px;
  margin: 0 auto;
  padding: 0.8rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo span {
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #9ca3af;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}

.nav-links a {
  text-decoration: none;
  font-size: 0.95rem;
  color: #e5e7eb;
  position: relative;
  padding-bottom: 0.2rem;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #22d3ee, #a3e635);
  transition: width 0.2s ease;
}

.nav-links a:hover::after {
  width: 100%;
}

/* Sections */
.section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 4rem 1.5rem;
}

.section:nth-child(even) {
  background: radial-gradient(circle at top, rgba(34,211,238,0.05), transparent 60%);
}

.section-inner {
  max-width: 960px;
  margin: 0 auto;
}

.section h2 {
  font-size: 2.2rem;
  margin-bottom: 1.5rem;
}

.section-text {
  max-width: 720px;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  color: #d1d5db;
}

/* Hero */
.hero {
  background: radial-gradient(circle at top, rgba(56,189,248,0.12), transparent 55%);
}

.hero-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  gap: 3rem;
  align-items: center;
  flex-wrap: wrap;
}

.hero-text {
  flex: 1 1 300px;
}

.hero-photo {
  flex: 0 0 220px;
  display: flex;
  justify-content: center;
}

.hero-photo img {
  width: 220px;
  height: 220px;
  border-radius: 999px;
  object-fit: cover;
  border: 3px solid rgba(148, 163, 184, 0.6);
  box-shadow: 0 18px 40px rgba(0,0,0,0.65);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.75rem;
  color: #9ca3af;
  margin-bottom: 0.5rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 4vw, 3.1rem);
  margin-bottom: 0.7rem;
}

.hero-subtitle {
  font-size: 1.05rem;
  color: #d1d5db;
  margin-bottom: 0.8rem;
}

.hero-current {
  font-size: 0.95rem;
  color: #9ca3af;
  margin-bottom: 1.5rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.4rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.btn.primary {
  background: linear-gradient(90deg, #22d3ee, #a3e635);
  color: #020617;
  box-shadow: 0 12px 30px rgba(34,211,238,0.35);
}

.btn.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 40px rgba(34,211,238,0.45);
}

.btn.ghost {
  border-color: rgba(148, 163, 184, 0.6);
  color: #e5e7eb;
  background: transparent;
}

.btn.ghost:hover {
  background: rgba(15,23,42,0.9);
}

/* About cards */
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.about-card {
  padding: 1.3rem 1.2rem;
  border-radius: 1rem;
  background: rgba(15,23,42,0.9);
  border: 1px solid rgba(148,163,184,0.3);
}

.about-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.6rem;
}

.about-card p {
  font-size: 0.95rem;
  color: #cbd5f5;
  line-height: 1.6;
}

/* Contact */
.contact-options {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.95rem;
}

.contact-item i {
  width: 24px;
  text-align: center;
  color: #22d3ee;
}

.contact-item a {
  color: #e5e7eb;
  text-decoration: none;
}

.contact-item a:hover {
  text-decoration: underline;
}

.contact-icon {
  width: 22px;
  height: 22px;
  filter: invert(77%);
  opacity: 0.9;
}
/* Footer */
.site-footer {
  border-top: 1px solid rgba(148,163,184,0.3);
  padding: 1.2rem 1.5rem;
  text-align: center;
  font-size: 0.85rem;
  color: #9ca3af;
}

/* Responsive */
@media (max-width: 640px) {
  .nav {
    padding-inline: 1rem;
  }

  .nav-links {
    gap: 1rem;
  }

  .section {
    padding: 4rem 1.25rem;
  }

  .hero-inner {
    gap: 2rem;
  }
}