/* Bweop shell — dark slate, soft white, muted blue, subtle cyan */

:root {
  --bw-bg: #14181f;
  --bw-border: rgba(255, 255, 255, 0.07);
  --bw-text: #f8fafc;
  --bw-text-secondary: rgba(248, 250, 252, 0.68);
  --bw-text-tertiary: rgba(248, 250, 252, 0.45);
  --bw-accent: #5b8def;
  --bw-accent-mist: #7dd3fc;
  --bw-accent-deep: #94a3b8;
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --bw-container: min(88rem, calc(100vw - 2rem));
  --bw-easing: cubic-bezier(0.22, 1, 0.36, 1);
  color-scheme: dark;
}

html[data-theme="light"] {
  --bw-bg: #f8fafc;
  --bw-border: rgba(20, 24, 31, 0.1);
  --bw-text: #14181f;
  --bw-text-secondary: rgba(20, 24, 31, 0.72);
  --bw-text-tertiary: rgba(20, 24, 31, 0.52);
  --bw-accent: #3b6fd4;
  --bw-accent-mist: #0ea5e9;
  color-scheme: light;
}

html, body.bw-site {
  transition: background-color 0.35s var(--bw-easing), color 0.35s var(--bw-easing);
}

body.bw-site {
  margin: 0;
  min-height: 100vh;
  background: var(--bw-bg);
  color: var(--bw-text);
  font-family: var(--font-sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 0.5rem 1rem;
  background: var(--bw-accent);
  color: #14181f;
}
.skip-link:focus {
  left: 0;
}

.bw-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--bw-border);
  background: color-mix(in srgb, var(--bw-bg) 88%, transparent);
  backdrop-filter: blur(12px);
}

.bw-header__inner {
  max-width: var(--bw-container);
  margin-inline: auto;
  padding: 0.75rem clamp(1rem, 2.5vw, 2rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.bw-brand {
  font-weight: 600;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
  color: var(--bw-text);
  text-decoration: none;
}

.bw-nav-desktop {
  display: none;
  gap: 1.5rem;
}
.bw-nav-desktop a {
  font-size: 0.875rem;
  color: var(--bw-text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}
.bw-nav-desktop a:hover,
.bw-nav-desktop a.is-active {
  color: var(--bw-text);
}

.bw-header__actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.bw-theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border: 1px solid var(--bw-border);
  border-radius: 9999px;
  background: transparent;
  color: var(--bw-text-secondary);
  cursor: pointer;
}
html[data-theme="light"] .bw-icon-sun { display: none; }
html:not([data-theme="light"]) .bw-icon-moon { display: none; }

.bw-btn-mini {
  display: none;
  font-size: 0.8125rem;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  background: var(--bw-accent);
  color: #14181f;
  text-decoration: none;
  font-weight: 500;
}

.bw-menu-toggle {
  display: flex;
  width: 2.25rem;
  height: 2.25rem;
  border: 1px solid var(--bw-border);
  border-radius: 8px;
  background: transparent;
  color: var(--bw-text);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.bw-menu-toggle svg { width: 1.25rem; height: 1.25rem; }

.bw-mobile-nav {
  display: none;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1rem clamp(1rem, 2.5vw, 2rem) 1.5rem;
  border-top: 1px solid var(--bw-border);
  background: var(--bw-bg);
}
.bw-mobile-nav.is-open { display: flex; }
.bw-mobile-nav a {
  color: var(--bw-text-secondary);
  text-decoration: none;
  font-size: 0.9375rem;
}
.bw-mobile-nav__label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--bw-text-tertiary);
  margin: 0.5rem 0 0;
}

@media (min-width: 768px) {
  .bw-nav-desktop { display: flex; }
  .bw-btn-mini { display: inline-flex; }
  .bw-menu-toggle { display: none; }
}

.bw-footer {
  margin-top: 4rem;
  border-top: 1px solid var(--bw-border);
  padding: 3rem 0 2rem;
}
.bw-footer__grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .bw-footer__grid { grid-template-columns: 1.4fr repeat(3, 1fr); }
}
.bw-footer__desc {
  font-size: 0.875rem;
  color: var(--bw-text-secondary);
  max-width: 28rem;
  line-height: 1.6;
}
.bw-footer h3 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--bw-text-tertiary);
  margin: 0 0 0.75rem;
}
.bw-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.bw-footer li { margin-bottom: 0.35rem; }
.bw-footer a {
  font-size: 0.875rem;
  color: var(--bw-text-secondary);
  text-decoration: none;
}
.bw-footer a:hover { color: var(--bw-accent-mist); }
.bw-footer__bottom {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--bw-border);
  font-size: 0.8125rem;
  color: var(--bw-text-tertiary);
}

.bw-cookie {
  position: fixed;
  bottom: 1rem;
  left: 1rem;
  right: 1rem;
  max-width: 24rem;
  margin-inline: auto;
  padding: 1rem 1.25rem;
  border-radius: 12px;
  border: 1px solid var(--bw-border);
  background: color-mix(in srgb, var(--bw-bg) 95%, #1e2430);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
  z-index: 60;
  font-size: 0.8125rem;
  color: var(--bw-text-secondary);
}
.bw-cookie[hidden] { display: none; }
.bw-cookie__actions { display: flex; gap: 0.5rem; margin-top: 0.75rem; }

.bw-accent { color: var(--bw-accent-mist); }