/* ---------- Base ---------- */

:root {
  --bg: #ffffff;
  --bg-soft: #f5f3f8;
  --text: #19151f;
  --muted: #655f6c;
  --border: #e5e0e9;
  --accent: #4f2683;
  --accent-dark: #3c1d63;
  --max-width: 1080px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
}

a {
  color: inherit;
}

.container {
  width: min(calc(100% - 40px), var(--max-width));
  margin: 0 auto;
}

.narrow {
  max-width: 760px;
}

/* ---------- Navigation ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
}

.nav {
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -0.02em;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
}

nav a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 600;
}

nav a:hover {
  color: var(--accent);
}

/* ---------- Hero ---------- */

.hero {
  padding: 120px 0 110px;
  background:
    radial-gradient(circle at top right, rgba(79, 38, 131, 0.12), transparent 34%),
    linear-gradient(180deg, #ffffff 0%, #faf9fb 100%);
}

.hero-content {
  max-width: 850px;
}

.eyebrow,
.section-label,
.project-type,
.timeline-date {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.13em;
  font-size: 0.76rem;
  font-weight: 800;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 22px;
  font-size: clamp(3rem, 8vw, 6.4rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

h1 span {
  color: var(--accent);
}

.hero-text {
  max-width: 720px;
  margin-bottom: 32px;
  color: var(--muted);
  font-size: 1.18rem;
}

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

.button {
  display: inline-block;
  padding: 12px 18px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 700;
}

.primary {
  color: #fff;
  background: var(--accent);
}

.primary:hover {
  background: var(--accent-dark);
}

.secondary {
  border: 1px solid var(--border);
  background: #fff;
}

/* ---------- Sections ---------- */

.section {
  padding: 90px 0;
}

.alt {
  background: var(--bg-soft);
}

.section h2 {
  margin-bottom: 28px;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.04em;
}

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

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.card,
.project {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: #fff;
}

.card {
  padding: 28px;
}

.card h3,
.project h3,
.timeline h3 {
  margin-bottom: 8px;
  font-size: 1.2rem;
}

.card p {
  margin-bottom: 0;
}

/* ---------- Projects ---------- */

.projects {
  display: grid;
  gap: 16px;
}

.project {
  padding: 28px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 36px;
}

.project p {
  max-width: 690px;
  margin-bottom: 0;
}

.project-type {
  margin-bottom: 8px !important;
}

.tech {
  flex-shrink: 0;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--accent) !important;
}

/* ---------- Timeline ---------- */

.timeline {
  display: grid;
  gap: 30px;
  margin-top: 36px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 16px 1fr;
  gap: 18px;
}

.timeline-dot {
  width: 12px;
  height: 12px;
  margin-top: 7px;
  border-radius: 999px;
  background: var(--accent);
}

.timeline-item p {
  margin-bottom: 0;
}

/* ---------- Contact ---------- */

.contact-section {
  background: #17131d;
  color: #fff;
}

.contact-section p {
  color: #cfc8d7;
}

.contact-section .section-label {
  color: #b89bd8;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.contact-links a {
  padding: 10px 14px;
  border: 1px solid #403848;
  border-radius: 9px;
  color: #fff;
  text-decoration: none;
}

.contact-links a:hover {
  border-color: #a77bd3;
}

/* ---------- Footer ---------- */

footer {
  padding: 24px 0;
  background: #0e0b12;
  color: #aaa1b2;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  font-size: 0.86rem;
}

.footer-content p {
  margin: 0;
}

/* ---------- Mobile ---------- */

@media (max-width: 760px) {
  .nav {
    padding: 16px 0;
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    gap: 14px;
  }

  .hero {
    padding: 85px 0 75px;
  }

  .section {
    padding: 70px 0;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  .project {
    align-items: flex-start;
    flex-direction: column;
    gap: 15px;
  }

  .footer-content {
    flex-direction: column;
    gap: 4px;
  }
}