/* ==========================================================================
   CSS Variables & Reset
   ========================================================================== */
:root {
  --clr-bg: #0B0F19;
  --clr-surface: #151B2B;
  --clr-primary: #00F0FF;
  --clr-secondary: #7000FF;
  --clr-text: #E2E8F0;
  --clr-text-muted: #94A3B8;
  
  --font-sans: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: var(--clr-primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  text-shadow: 0 0 8px rgba(0, 240, 255, 0.5);
}

img, svg {
  max-width: 100%;
  display: block;
}

/* ==========================================================================
   Domain Sale Banner (Adapted for Biozygot Theme)
   ========================================================================== */
.domain-sale-banner {
  position: relative;
  z-index: 9999;
  width: 100%;
  color: #ffffff;
  /* Adapted to match bio/tech theme */
  background: radial-gradient(circle at 15% 50%, rgba(0, 240, 255, 0.15), transparent 34%), 
              linear-gradient(100deg, #0B0F19 0%, #111827 58%, #201533 100%);
  border-bottom: 1px solid rgba(0, 240, 255, 0.2);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.5);
  font-family: var(--font-sans);
}

.domain-sale-banner__content {
  width: min(1180px, calc(100% - 32px));
  min-height: 76px;
  margin: 0 auto;
  padding: 12px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.domain-sale-banner__text {
  display: grid;
  gap: 4px;
  line-height: 1.35;
}

.domain-sale-banner__text strong {
  font-size: clamp(1rem, 2vw, 1.2rem);
  letter-spacing: -0.01em;
}

.domain-sale-banner__text span {
  color: rgba(255, 255, 255, 0.74);
  font-size: 0.92rem;
}

.domain-sale-banner__button {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 46px;
  padding: 0 20px;
  color: #0B0F19;
  background: var(--clr-primary);
  border: 1px solid var(--clr-primary);
  border-radius: 999px;
  box-shadow: 0 8px 20px rgba(0, 240, 255, 0.28);
  font-size: 0.94rem;
  font-weight: 800;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.domain-sale-banner__button:hover, 
.domain-sale-banner__button:focus-visible {
  background: #fff;
  box-shadow: 0 10px 26px rgba(0, 240, 255, 0.5);
  transform: translateY(-2px);
  outline: none;
}

@media (max-width: 680px) {
  .domain-sale-banner__content {
    min-height: auto;
    padding: 14px 0;
    align-items: stretch;
    flex-direction: column;
    gap: 12px;
  }
  .domain-sale-banner__button {
    width: 100%;
  }
}

/* ==========================================================================
   Layout & Glassmorphism Utilities
   ========================================================================== */
.container {
  width: min(1200px, 90%);
  margin: 0 auto;
}

.glass-panel {
  background: rgba(21, 27, 43, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 16px;
  padding: 2rem;
}

/* ==========================================================================
   Header & Nav
   ========================================================================== */
header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(11, 15, 25, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding: 1rem 0;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo svg {
  width: 32px;
  height: 32px;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--clr-text);
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--clr-primary);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  padding: 6rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(112, 0, 255, 0.2) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1.1;
  margin-bottom: 1.5rem;
  background: linear-gradient(90deg, #fff, var(--clr-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 1.25rem;
  color: var(--clr-text-muted);
  max-width: 600px;
  margin: 0 auto 2.5rem;
}

.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
}

.btn-primary {
  background: var(--clr-primary);
  color: var(--clr-bg);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
}

.btn-primary:hover {
  background: #fff;
  color: var(--clr-bg);
}

/* ==========================================================================
   Grid Sections (Features / About)
   ========================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  padding: 4rem 0;
}

.feature-card h3 {
  color: var(--clr-primary);
  margin-bottom: 1rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */
footer {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 3rem 0;
  margin-top: 4rem;
  text-align: center;
  color: var(--clr-text-muted);
}

/* ==========================================================================
   Forms
   ========================================================================== */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--clr-primary);
}

.form-group input, 
.form-group textarea {
  width: 100%;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: #fff;
  font-family: inherit;
}

.form-group input:focus, 
.form-group textarea:focus {
  outline: none;
  border-color: var(--clr-primary);
}

/* Mobile Nav */
@media (max-width: 768px) {
  .nav-links {
    display: none; /* simple hidden for standard view, managed by JS if needed */
  }
}