*,
*::before,
*::after {
  box-sizing: border-box;
}

:root {
  --bg: #070a12;
  --bg2: #0c1224;
  --panel: rgba(255, 255, 255, 0.06);
  --panel2: rgba(255, 255, 255, 0.08);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.72);
  --line: rgba(255, 255, 255, 0.12);
  --accent: #72a6ff;
  --accent2: #3fe0b6;

  --radius: 18px;
  --shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 800px at 20% 0%, #0f1a3a 0%, var(--bg) 55%),
    radial-gradient(900px 600px at 80% 10%, rgba(63, 224, 182, 0.18) 0%, transparent 60%),
    linear-gradient(180deg, var(--bg2), var(--bg));
  color: var(--text);
  line-height: 1.55;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1120px, 100%);
  margin: 0 auto;
  padding: 0 16px;
}

.section {
  padding: 72px 0;
}

h1,
h2,
h3 {
  margin: 0 0 12px;
  line-height: 1.12;
}

p {
  margin: 0 0 12px;
  color: var(--muted);
}

strong {
  color: var(--text);
}

.muted {
  color: var(--muted);
}

.tiny {
  font-size: 13px;
}

.section-head {
  margin-bottom: 18px;
}

.section-lead {
  max-width: 62ch;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(7, 10, 18, 0.72);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0.2px;
}

.brand-name {
  font-size: 18px;
}

.brand-mark {
  font-size: 13px;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(114, 166, 255, 0.12);
  color: var(--text);
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 14px;
  margin: 0;
  padding: 0;
  margin-left: auto;
}

.nav-links a {
  color: var(--muted);
}

.nav-links a:hover {
  color: var(--text);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 16px;
  border-radius: 14px;
  border: 1px solid transparent;
  font-weight: 700;
  cursor: pointer;
  user-select: none;
}

.btn.small {
  padding: 9px 12px;
  font-size: 14px;
}

.btn.full {
  width: 100%;
}

.btn.primary {
  background: linear-gradient(135deg, rgba(114, 166, 255, 1), rgba(63, 224, 182, 0.9));
  color: #0b1020;
}

.btn.primary:hover {
  filter: brightness(1.04);
}

.btn.ghost {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
}

.btn.ghost:hover {
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.04);
}

.hero {
  padding-top: 84px;
}

.hero-grid {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.kicker {
  display: inline-block;
  width: fit-content;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  margin-bottom: 14px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 18px 0 12px;
}

.hero-points {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.hero-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), rgba(255, 255, 255, 0.03));
  box-shadow: var(--shadow);
  overflow: hidden;
}

.avatar {
  display: grid;
  place-items: center;
  height: 112px;
  background: radial-gradient(600px 240px at 50% 0%, rgba(114, 166, 255, 0.35), transparent 60%),
    radial-gradient(520px 220px at 40% 20%, rgba(63, 224, 182, 0.22), transparent 60%);
  border-bottom: 1px solid var(--line);
}

.avatar span {
  font-weight: 900;
  font-size: 24px;
  letter-spacing: 1px;
}

.card-body {
  padding: 18px;
}

.card-title {
  font-size: 20px;
  margin-bottom: 4px;
}

.card-subtitle {
  margin-bottom: 14px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0 14px;
}

.chip {
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  font-size: 13px;
  color: var(--text);
}

.card-cta {
  display: grid;
  gap: 10px;
  margin-top: 10px;
}

.about {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.about-facts {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel2), rgba(255, 255, 255, 0.03));
  padding: 18px;
}

.facts {
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
  display: grid;
  gap: 10px;
}

.facts li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.facts li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.facts span:first-child {
  color: var(--text);
  font-weight: 700;
}

.note {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.03);
}

.note-title {
  color: var(--text);
  font-weight: 800;
  margin-bottom: 6px;
}

.note-text {
  margin: 0;
}

.cards {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 18px;
}

.card {
  flex: 1 1 260px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.03);
  padding: 18px;
}

.card p {
  margin: 0;
}

.projects {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 18px;
}

.project {
  flex: 1 1 320px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.03);
  padding: 18px;
}

.project-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.tag {
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  white-space: nowrap;
}

.project-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.contact {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.contact-box {
  margin-top: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  background: rgba(255, 255, 255, 0.03);
}

.contact-line {
  margin: 0 0 8px;
}

.form {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel2), rgba(255, 255, 255, 0.02));
  padding: 18px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 14px;
}

label {
  font-weight: 800;
  color: var(--text);
}

input,
textarea {
  width: 100%;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(0, 0, 0, 0.18);
  color: var(--text);
  outline: none;
}

input:focus,
textarea:focus {
  border-color: rgba(114, 166, 255, 0.75);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 22px 0;
  color: var(--muted);
}

.footer {
  display: flex;
  justify-content: center;
}

/* Responsive breakpoint */
@media (min-width: 768px) {
  .nav-links {
    gap: 18px;
  }

  .hero-grid {
    flex-direction: row;
    align-items: center;
  }

  .hero-text {
    flex: 1.25;
    padding-right: 10px;
  }

  .hero-card {
    flex: 0.75;
  }

  .about {
    flex-direction: row;
    align-items: flex-start;
  }

  .about-main {
    flex: 1.25;
    padding-right: 10px;
  }

  .about-facts {
    flex: 0.75;
  }

  .contact {
    flex-direction: row;
    align-items: flex-start;
  }

  .contact-text {
    flex: 0.9;
    padding-right: 10px;
  }

  .form {
    flex: 1.1;
  }
}

@media (max-width: 520px) {
  .nav-links {
    display: none;
  }

  .nav .btn.small {
    margin-left: auto;
  }
}