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

/* GLOBAL */
body {
  font-family: Georgia, "Times New Roman", serif;
  background: #000;
  color: #fff;
}

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

/* TOP BAR */
.top-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1.25rem 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 10;
  background: transparent;
}

.top-left {
  font-size: 1rem;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

/* NAV */
.top-nav {
  display: flex;
  gap: 1.75rem;
}

.top-nav a {
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  opacity: 0.78;
  white-space: nowrap;
}

.top-nav a:hover,
.top-nav a.active {
  opacity: 1;
  border-bottom: 1px solid rgba(255, 255, 255, 0.9);
  padding-bottom: 2px;
}

/* HERO */
.hero {
  height: 100vh;
  padding-top: 4.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.hero-content {
  max-width: 960px;
  padding: 0 1.5rem;
}

.hero h1 {
  font-size: clamp(3rem, 6vw, 4.5rem);
  font-weight: 500;
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: 1.25rem;
  opacity: 0.85;
  line-height: 1.5;
}

/* INNER PAGES */
.page-main {
  min-height: 100vh;
  padding: 7.5rem 1.5rem 3rem;
  display: flex;
  justify-content: center;
}

.card {
  width: 100%;
  max-width: 880px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 2.25rem;
  line-height: 1.7;
}

.card h1 {
  font-size: 2.25rem;
  font-weight: 500;
  margin-bottom: 1rem;
}

.card h2 {
  font-size: 1.35rem;
  font-weight: 500;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.card p {
  margin-top: 0.75rem;
}

/* ABOUT PAGE READABILITY */
.about-card {
  font-size: 1.05rem;
  line-height: 1.75;
}

.about-card p {
  margin-top: 1rem;
}

/* DIVIDERS */
hr {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  margin: 1.75rem 0;
}

/* TEXT HELPERS */
.strong {
  font-weight: 600;
}

.muted {
  opacity: 0.8;
}

.contact-link {
  font-size: 1.1rem;
  text-decoration: underline;
}

/* RESPONSIVE — MOBILE NAV FIX */
@media (max-width: 820px) {
  .top-bar {
    padding: 0.9rem 1.25rem;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .top-left {
    width: 100%;
  }

  .top-nav {
    width: 100%;
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 0.25rem;
  }

  .top-nav a {
    flex: 0 0 auto;
    font-size: 0.88rem;
  }

  .hero {
    padding-top: 7.25rem;
  }

  .page-main {
    padding-top: 9rem;
  }
}

@media (max-width: 420px) {
  .top-nav a {
    font-size: 0.85rem;
  }
}