/* ============================================================
   NimbusHost — Global Design System
   Dark theme + neon green accent, floating pill nav
   ============================================================ */

:root {
  /* Color tokens */
  --bg-0: #050706;
  --bg-1: #0a0d0b;
  --bg-2: #10140f;
  --bg-3: #171c15;
  --surface: rgba(255, 255, 255, 0.03);
  --surface-2: rgba(255, 255, 255, 0.05);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);

  --text-0: #f5f7f2;
  --text-1: #c7ccc0;
  --text-2: #8a9184;
  --text-3: #5c625a;

  --accent: #c2f542;         /* neon lime green */
  --accent-2: #9fe62b;
  --accent-glow: rgba(194, 245, 66, 0.35);
  --accent-soft: rgba(194, 245, 66, 0.12);

  --success: #4ade80;
  --warning: #fbbf24;
  --danger: #f87171;

  /* Typography */
  --font-display: 'Instrument Serif', 'Times New Roman', serif;
  --font-sans: 'Inter Tight', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  /* Spacing scale */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 128px;

  /* Radii */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 22px;
  --r-xl: 32px;
  --r-pill: 999px;

  /* Layout */
  --max-w: 1280px;
  --gutter: clamp(20px, 4vw, 56px);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg-0);
  color: var(--text-0);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Ambient background grid + glow */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 80%);
}

body::after {
  content: '';
  position: fixed;
  top: -20%;
  left: 50%;
  width: 1200px;
  height: 800px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at center, rgba(194, 245, 66, 0.08) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}

main, header, footer, section { position: relative; z-index: 1; }

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }

/* ============================================================
   Typography
   ============================================================ */
h1, h2, h3, h4 {
  font-family: var(--font-sans);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--text-0);
  text-wrap: balance;
}
h1 { font-size: clamp(48px, 7vw, 96px); letter-spacing: -0.035em; }
h2 { font-size: clamp(36px, 4.5vw, 64px); letter-spacing: -0.03em; }
h3 { font-size: clamp(24px, 2.2vw, 34px); }
h4 { font-size: 20px; }

.display {
  font-family: var(--font-display);
  font-weight: 400;
  font-style: italic;
  color: var(--accent);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-2);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}

p { color: var(--text-1); text-wrap: pretty; }
.lead { font-size: clamp(18px, 1.5vw, 22px); color: var(--text-1); line-height: 1.5; max-width: 62ch; }

.mono { font-family: var(--font-mono); }

/* ============================================================
   Layout containers
   ============================================================ */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.container-wide { max-width: 1440px; margin: 0 auto; padding: 0 var(--gutter); }

section.section {
  padding: clamp(72px, 10vw, 140px) 0;
}
section.section.tight { padding: clamp(56px, 7vw, 96px) 0; }

/* ============================================================
   Floating pill nav
   ============================================================ */
.pill-nav {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px;
  background: rgba(10, 13, 11, 0.75);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.04);
  max-width: calc(100vw - 32px);
}

.pill-nav .brand {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px 8px 12px;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.01em;
  color: var(--text-0);
  border-right: 1px solid var(--border);
  margin-right: 4px;
}
.pill-nav .brand-mark {
  width: 22px; height: 22px;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  display: grid; place-items: center;
  color: var(--bg-0);
  font-weight: 800;
  font-size: 13px;
  box-shadow: 0 0 20px var(--accent-glow);
}

.pill-nav .nav-links {
  display: flex; align-items: center; gap: 2px;
}
.pill-nav a.nav-link {
  padding: 8px 14px;
  border-radius: var(--r-pill);
  color: var(--text-1);
  font-size: 14px;
  font-weight: 500;
  transition: all .2s ease;
  white-space: nowrap;
}
.pill-nav a.nav-link:hover {
  background: var(--surface-2);
  color: var(--text-0);
}
.pill-nav a.nav-link.active {
  background: var(--surface-2);
  color: var(--text-0);
}

.pill-nav .cta-group {
  display: flex; align-items: center; gap: 4px;
  margin-left: 4px;
  padding-left: 8px;
  border-left: 1px solid var(--border);
}

.pill-nav .mobile-toggle {
  display: none;
  padding: 10px;
  border-radius: var(--r-pill);
  color: var(--text-0);
}

@media (max-width: 1100px) {
  .pill-nav .nav-links, .pill-nav .cta-group { display: none; }
  .pill-nav .mobile-toggle { display: grid; place-items: center; }
  .pill-nav.mobile-open .nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: calc(100% + 12px);
    left: 0; right: 0;
    background: rgba(10, 13, 11, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 12px;
    gap: 4px;
  }
  .pill-nav.mobile-open .nav-links a { width: 100%; padding: 12px 14px; }
  .pill-nav.mobile-open .cta-group {
    display: flex;
    position: absolute;
    top: calc(100% + 12px);
    left: 0; right: 0;
    margin: 0;
    border: none;
    padding: 0 12px 12px;
    justify-content: space-between;
    background: rgba(10, 13, 11, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 0 0 var(--r-lg) var(--r-lg);
    transform: translateY(-12px);
  }
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--r-pill);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: all .2s ease;
  white-space: nowrap;
  border: 1px solid transparent;
}
.btn-sm { padding: 8px 14px; font-size: 13px; }
.btn-lg { padding: 16px 26px; font-size: 15px; }

.btn-primary {
  background: var(--accent);
  color: var(--bg-0);
  box-shadow: 0 4px 20px var(--accent-glow), inset 0 1px 0 rgba(255,255,255,.3);
}
.btn-primary:hover {
  background: var(--accent-2);
  transform: translateY(-1px);
  box-shadow: 0 6px 28px var(--accent-glow), inset 0 1px 0 rgba(255,255,255,.3);
}

.btn-ghost {
  color: var(--text-0);
  border-color: var(--border-strong);
  background: var(--surface);
}
.btn-ghost:hover { background: var(--surface-2); border-color: var(--text-2); }

.btn-outline {
  color: var(--text-0);
  border-color: var(--border-strong);
  background: transparent;
}
.btn-outline:hover { background: var(--surface); }

.btn-link {
  padding: 0; background: none; color: var(--accent);
  font-weight: 500;
}
.btn-link:hover { text-decoration: underline; text-underline-offset: 4px; }

/* ============================================================
   Cards
   ============================================================ */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--space-5);
  transition: all .25s ease;
}
.card:hover { border-color: var(--border-strong); transform: translateY(-2px); }

.card-glow {
  position: relative;
  overflow: hidden;
}
.card-glow::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(600px circle at var(--mx, 50%) var(--my, 0%), var(--accent-soft), transparent 40%);
  opacity: 0;
  transition: opacity .3s;
  pointer-events: none;
}
.card-glow:hover::before { opacity: 1; }

/* ============================================================
   Badges + chips
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--r-pill);
  background: var(--surface);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-1);
}
.badge-accent {
  background: var(--accent-soft);
  border-color: rgba(194, 245, 66, 0.3);
  color: var(--accent);
}
.badge-dot::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 8px currentColor;
}

/* ============================================================
   Hero utilities
   ============================================================ */
.hero {
  padding: 160px 0 100px;
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 60px;
  align-items: center;
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero { padding: 130px 0 60px; }
}

/* ============================================================
   Section headers
   ============================================================ */
.section-header {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 720px;
  margin-bottom: 60px;
}
.section-header.center {
  align-items: center;
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}
.section-header.split {
  flex-direction: row;
  justify-content: space-between;
  align-items: flex-end;
  max-width: none;
  gap: 40px;
}
.section-header.split .header-left { max-width: 620px; }
@media (max-width: 800px) {
  .section-header.split { flex-direction: column; align-items: flex-start; }
}

/* ============================================================
   Footer
   ============================================================ */
footer.site-footer {
  border-top: 1px solid var(--border);
  padding: var(--space-8) 0 var(--space-6);
  background: linear-gradient(180deg, transparent, rgba(194, 245, 66, 0.02));
  margin-top: var(--space-9);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(4, 1fr);
  gap: 40px;
  margin-bottom: 60px;
}
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
.footer-brand h4 { font-size: 22px; margin-bottom: 12px; }
.footer-brand p { color: var(--text-2); font-size: 14px; max-width: 300px; }
.footer-col h5 {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-2);
  margin-bottom: 18px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col a { color: var(--text-1); font-size: 14px; transition: color .2s; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  color: var(--text-2);
  font-size: 13px;
  font-family: var(--font-mono);
}
.footer-bottom .socials { display: flex; gap: 16px; }
.footer-bottom .socials a:hover { color: var(--accent); }
@media (max-width: 640px) {
  .footer-bottom { flex-direction: column; gap: 16px; }
}

/* ============================================================
   Utilities
   ============================================================ */
.divider { height: 1px; background: var(--border); margin: 40px 0; }
.text-accent { color: var(--accent); }
.text-muted { color: var(--text-2); }
.stat-num { font-family: var(--font-display); font-size: clamp(48px, 6vw, 84px); color: var(--accent); font-style: italic; line-height: 1; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 900px) { .grid-3 { grid-template-columns: 1fr 1fr; } .grid-4 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-0); }
::-webkit-scrollbar-thumb { background: var(--bg-3); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-3); }

/* Selection */
::selection { background: var(--accent); color: var(--bg-0); }

/* Nav dropdown */
.nav-dropdown-wrap { position: relative; }
.nav-dropdown {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(-4px);
  min-width: 220px;
  background: rgba(10, 13, 11, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  opacity: 0; pointer-events: none;
  transition: all .2s ease;
  box-shadow: 0 20px 60px rgba(0,0,0,.6);
}
.nav-dropdown-wrap.open .nav-dropdown,
.nav-dropdown-wrap:hover .nav-dropdown {
  opacity: 1; pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.nav-dropdown a {
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 14px;
  color: var(--text-1);
  transition: all .15s;
}
.nav-dropdown a:hover, .nav-dropdown a.active {
  background: var(--surface-2);
  color: var(--accent);
}

/* Domain search results */
.domain-results {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.domain-result {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  font-size: 15px;
  animation: fadeUp .3s ease both;
}
.domain-result.available { border-color: rgba(194, 245, 66, 0.4); }
.domain-result.taken { opacity: 0.6; }
.domain-result .domain-name {
  display: flex; align-items: center; gap: 12px;
}
.domain-result .dot {
  width: 10px; height: 10px; border-radius: 50%;
  box-shadow: 0 0 10px currentColor;
}
.domain-result .dot[data-dot="success"] { background: var(--success); color: var(--success); }
.domain-result .dot[data-dot="danger"] { background: var(--danger); color: var(--danger); }
.domain-loading, .domain-error {
  padding: 20px;
  text-align: center;
  color: var(--text-2);
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: 14px;
}
.domain-error { color: var(--danger); }

/* Fade-in animation */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-in { animation: fadeUp .6s ease both; }