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

html,
body {
  min-height: 100%;
}

body {
  font-family: var(--font-mono);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--text);
  background:
    radial-gradient(circle at 12% 8%, rgba(91, 224, 143, 0.08), transparent 35%),
    radial-gradient(circle at 88% 10%, rgba(110, 183, 203, 0.06), transparent 32%),
    linear-gradient(175deg, var(--bg) 0%, #050807 100%);
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.03;
  background-image: linear-gradient(to bottom, rgba(255, 255, 255, 0.3) 1px, transparent 1px);
  background-size: 100% 4px;
}

a {
  color: var(--accent);
  transition: color var(--transition-fast);
}

a:hover {
  color: #8df4ba;
}

a:focus-visible,
button:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--info);
  outline-offset: 2px;
  box-shadow: 0 0 0 3px rgba(110, 183, 203, 0.2);
}

img {
  max-width: 100%;
  height: auto;
}

.page-shell {
  width: min(1100px, 94vw);
  margin-inline: auto;
}

.top-nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(8, 13, 12, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.top-nav__inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-3) 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--accent);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.logo img {
  border-radius: 50%;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.btn,
.buttonMimic,
.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  padding: 0.6rem 1rem;
  font-family: inherit;
  font-size: 0.95rem;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-med), border-color var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast);
  overflow: hidden;
}

.btn::before,
.buttonMimic::before,
.nav-link::before {
  content: '';
  position: absolute;
  inset: -150% auto auto -40%;
  width: 48%;
  height: 360%;
  background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.18), transparent);
  transform: rotate(24deg) translateX(-320%);
  transition: transform var(--transition-med);
}

.btn:hover::before,
.buttonMimic:hover::before,
.nav-link:hover::before {
  transform: rotate(24deg) translateX(500%);
}

.btn:hover,
.buttonMimic:hover,
.nav-link:hover {
  transform: translateY(-1px);
}

.btn:active,
.buttonMimic:active,
.nav-link:active {
  transform: translateY(0);
  box-shadow: none;
}

.btn--primary,
.buttonMimic,
.nav-link {
  background: linear-gradient(180deg, #1a2d27, #13231f);
  color: var(--accent);
  box-shadow: var(--shadow-sm);
}

.btn--primary:hover,
.buttonMimic:hover,
.nav-link:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(91, 224, 143, 0.18), 0 0 24px rgba(91, 224, 143, 0.16);
}

.btn--secondary {
  background: rgba(21, 33, 31, 0.7);
  color: var(--text);
}

.btn--ghost {
  background: transparent;
  color: var(--muted);
  border-color: var(--border);
}

.btn[disabled],
.btn[aria-disabled='true'] {
  opacity: 0.5;
  cursor: not-allowed;
}

.window {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(22, 34, 32, 0.95), rgba(16, 25, 23, 0.95));
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.window--floating {
  box-shadow: var(--shadow-lg);
}

.window--inline {
  box-shadow: var(--shadow-sm);
}

.window__bar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 42px;
  padding: var(--space-2) var(--space-4);
  border-bottom: 1px solid var(--border);
  background: rgba(9, 14, 13, 0.9);
}

.window__lights {
  display: flex;
  gap: var(--space-2);
}

.window__light {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.35);
}

.window__light--red { background: #ca6f74; }
.window__light--yellow { background: #c9aa65; }
.window__light--green { background: #5db980; }

.window__title {
  color: var(--muted);
  font-size: 0.84rem;
}

.window__body {
  padding: var(--space-6);
}

.site-footer {
  margin-top: var(--space-8);
  border-top: 1px solid var(--border);
  background: rgba(7, 11, 10, 0.95);
}

.site-footer .page-shell {
  padding: var(--space-5) 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.legal-disclaimer {
  line-height: 1.7;
}

.legal-disclaimer a {
  margin-left: var(--space-2);
  font-weight: 600;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-1);
  color: var(--text);
  padding: var(--space-3);
}

pre,
code {
  font-family: var(--font-mono);
  background: rgba(14, 23, 21, 0.95);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

pre { padding: var(--space-4); overflow: auto; }
code { padding: 0.15rem 0.3rem; }

@media (max-width: 760px) {
  .top-nav__inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .window__body {
    padding: var(--space-4);
  }

  body::after {
    opacity: 0.02;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition: none !important;
    animation: none !important;
    transform: none !important;
    scroll-behavior: auto !important;
  }

  body::after {
    display: none;
  }

  .btn::before,
  .buttonMimic::before,
  .nav-link::before {
    display: none;
  }
}

.section-pad {
  padding: var(--space-7) 0;
}