@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;700&display=swap');

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #0a0a0a;
  --bg-card: #141414;
  --border: #222;
  --text: #f0f0f0;
  --muted: #666;
  --accent: #e0e0e0;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
}

/* ─── NAV ─── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 48px;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
  cursor: pointer;
}

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.2s;
  cursor: pointer;
}

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

/* ─── SECTIONS ─── */
.section {
  display: none;
  min-height: 100vh;
  padding: 120px 48px 80px;
}

.section.active {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* ─── MAIN ─── */
#main {
  max-width: 800px;
  margin: 0 auto;
  width: 100%;
}

.main-eyebrow {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 24px;
}

.main-title {
  font-size: clamp(48px, 8vw, 96px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 40px;
}

.main-divider {
  width: 40px;
  height: 1px;
  background: var(--border);
  margin-bottom: 32px;
}

.main-tagline {
  font-size: 18px;
  font-weight: 300;
  color: var(--muted);
  line-height: 1.8;
}

.main-tagline span {
  display: block;
}

/* ─── PROJECT ─── */
#project {
  max-width: 960px;
  margin: 0 auto;
  width: 100%;
}

.section-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 48px;
}

.project-card {
  border: 1px solid var(--border);
  background: var(--bg-card);
  overflow: hidden;
  transition: border-color 0.2s;
}

.project-card:hover {
  border-color: #444;
}

.project-placeholder {
  width: 100%;
  aspect-ratio: 16 / 7;
  background: #111;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.placeholder-inner {
  text-align: center;
  color: #2a2a2a;
}

.placeholder-inner svg {
  display: block;
  margin: 0 auto 12px;
}

.placeholder-inner span {
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.project-info {
  padding: 28px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.project-name {
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.project-link {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  border: 1px solid var(--border);
  padding: 8px 20px;
  transition: all 0.2s;
  white-space: nowrap;
}

.project-link:hover {
  color: var(--text);
  border-color: #555;
}

.project-link.disabled {
  pointer-events: none;
  opacity: 0.3;
}

/* ─── CONTACT ─── */
#contact {
  max-width: 800px;
  margin: 0 auto;
  width: 100%;
}

.contact-headline {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 56px;
  color: var(--accent);
}

.contact-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--border);
}

.contact-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  color: var(--text);
  transition: padding-left 0.2s;
}

.contact-item:hover {
  padding-left: 8px;
}

.contact-item-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.contact-item-type {
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  width: 72px;
}

.contact-item-value {
  font-size: 16px;
  font-weight: 400;
}

.contact-arrow {
  color: var(--muted);
  font-size: 18px;
  transition: transform 0.2s;
}

.contact-item:hover .contact-arrow {
  transform: translateX(4px);
}

/* ─── PRIVACY ─── */
#privacy {
  max-width: 720px;
  margin: 0 auto;
  width: 100%;
  justify-content: flex-start;
  padding-top: 140px;
}

.privacy-content h1 {
  font-size: 28px;
  font-weight: 500;
  margin-bottom: 8px;
}

.privacy-content .updated {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 48px;
}

.privacy-content h2 {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 36px 0 12px;
}

.privacy-content p,
.privacy-content li {
  font-size: 14px;
  font-weight: 300;
  color: #aaa;
  line-height: 1.8;
}

.privacy-content ul {
  padding-left: 20px;
}

.privacy-content ul li {
  margin-bottom: 6px;
}

.privacy-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 32px 0;
}

/* ─── FOOTER ─── */
footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 16px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border);
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(12px);
}

footer span {
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.05em;
}

footer a {
  font-size: 11px;
  color: var(--muted);
  text-decoration: none;
  cursor: pointer;
  transition: color 0.2s;
}

footer a:hover {
  color: var(--text);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 640px) {
  nav {
    padding: 16px 24px;
  }

  .nav-links {
    gap: 20px;
  }

  .section {
    padding: 100px 24px 80px;
  }

  footer {
    padding: 14px 24px;
  }

  .project-info {
    padding: 20px 20px;
  }

  #privacy {
    padding-top: 120px;
  }
}