html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

:root {
  --bg: #0c0c0c;
  --surface: #171717;
  --surface-2: #1d1d1d;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f1f1f1;
  --text-muted: #a1a1aa;
  --accent-orange: #ffa41c;
  --accent-pink: #f30058;
  --accent-blue: #3084ff;
  --accent-cyan: #19f2ff;
  --gradient: linear-gradient(90deg, var(--accent-blue), var(--accent-pink) 55%, var(--accent-orange));
  --radius-lg: 20px;
  --radius-pill: 999px;

  /* Re-point Bootstrap's own variables at the dark palette so its components follow along. */
  --bs-body-bg: var(--bg);
  --bs-body-color: var(--text);
  --bs-border-color: var(--border);
  --bs-link-color: var(--accent-cyan);
  --bs-link-hover-color: var(--accent-blue);
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
  background-color: var(--bg);
  color: var(--text);
  font-family: 'Be Vietnam Pro', 'Roboto', system-ui, sans-serif;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Tomorrow', 'Be Vietnam Pro', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
}

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

.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Navbar */
.site-navbar {
  background-color: rgba(12, 12, 12, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.site-navbar .navbar-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  flex-shrink: 0;
  border-radius: 10px;
  background: var(--gradient);
  color: #0c0c0c;
  font-family: 'Tomorrow', sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  transform: rotate(-6deg);
}

.logo-word {
  font-family: 'Tomorrow', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--text);
  letter-spacing: -0.02em;
}

.site-navbar .nav-link {
  color: var(--text) !important;
  opacity: 0.8;
}
.site-navbar .nav-link:hover {
  opacity: 1;
  color: var(--accent-cyan) !important;
}

/* Buttons */
.btn-cta {
  display: inline-block;
  padding: 0.65rem 1.75rem;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.92);
  color: #0c0c0c;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: transform 0.15s ease, background 0.15s ease;
}
.btn-cta:hover {
  color: #0c0c0c;
  text-decoration: none;
  background: #ffffff;
  transform: translateY(-1px);
}

.btn-link.nav-link {
  color: var(--text);
  opacity: 0.8;
}
.btn-link.nav-link:hover {
  opacity: 1;
  color: var(--accent-cyan);
}

/* Cards / surfaces */
.surface-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.list-group-item {
  background-color: var(--surface);
  border-color: var(--border);
  color: var(--text);
}
.list-group-item-action:hover {
  background-color: var(--surface-2);
  color: var(--accent-cyan);
}

/* Forms */
.form-control {
  background-color: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
}
.form-control:focus {
  background-color: var(--surface);
  color: var(--text);
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 0.2rem rgba(48, 132, 255, 0.25);
}
.form-control::placeholder {
  color: var(--text-muted);
}
.form-label {
  color: var(--text-muted);
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem #0c0c0c, 0 0 0 0.25rem var(--accent-blue);
}

/* Hero */
.hero {
  padding: 6rem 0 4rem;
  text-align: center;
}
.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1.05;
}
.hero p {
  color: var(--text-muted);
  font-size: 1.15rem;
  max-width: 40rem;
  margin: 1.5rem auto 2.5rem;
}

footer.footer {
  background-color: var(--bg);
  border-top: 1px solid var(--border);
  color: var(--text-muted);
}
footer.footer a {
  color: var(--text-muted);
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
  color: var(--text-muted);
  text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
  text-align: start;
}