:root{
  --bg: #0a0a0a;
  --fg: #ffffff;
  --muted: #c9c9c9;
  --pink: #ff2aa3;        
  --border: #1f1f24;
  --card: #111113;
  --header-h: clamp(3.75rem, 6vw, 4.75rem);
  --container: min(92vw, 70rem);
  --radius: 0.75rem;
  --gap: clamp(0.75rem, 2vw, 1.25rem);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Inter, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 75% -10%, rgba(255,20,147,.18), transparent 60%), var(--bg);
  color: var(--fg);
  line-height: 1.6;
  padding-top: var(--header-h); 
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(0.75rem, 2.5vw, 1.25rem);
}

.header {
  position: fixed;
  inset: 0 0 auto 0;
  height: auto;
  min-height: var(--header-h);
  padding-block: clamp(0.4rem, 1.5vw, 0.75rem);
  backdrop-filter: saturate(160%) blur(8px);
  background: rgba(10,10,10,.70);
  border-bottom: 1px solid var(--border);
  z-index: 50;
  display: flex;
  align-items: center;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap);
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: clamp(0.4rem, 1.4vw, 0.75rem);
  text-decoration: none;
  color: var(--fg);
}

.logo-img {
  display: block;
  width: clamp(2.2rem, 4.8vw, 3.6rem);
  height: auto;
  border-radius: 0.5rem;
}

@media (min-width: 1440px) {
  .logo-img { width: 7rem; }  
}

.brand-name {
  font-weight: 800;
  letter-spacing: .2px;
  font-size: clamp(0.95rem, 2.4vw, 1.1rem);
}

.nav-links {
  display: inline-flex;
  align-items: center;
  gap: clamp(0.4rem, 2vw, 0.9rem);
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-link {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
  font-size: clamp(0.85rem, 2.1vw, 1rem);
  padding: .45rem .6rem;
  border-radius: .5rem;
  transition: opacity .2s ease, background .2s ease;
}
.nav-link:hover { background: rgba(255,255,255,.06); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .7rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--pink);
  color: #fff;
  background: linear-gradient(135deg, rgba(255,42,163,.18), rgba(255,20,147,.10));
  font-weight: 800;
  font-size: clamp(0.95rem, 2.4vw, 1rem);
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease;
  box-shadow: 0 8px 24px rgba(255,42,163,.18);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 12px 36px rgba(255,42,163,.25); }

.header .btn {
  padding: .55rem .9rem;
  border: 1px solid var(--pink);
  font-weight: 700;
  font-size: clamp(0.85rem, 2.2vw, 0.95rem);
  box-shadow: 0 6px 18px rgba(255,42,163,.18);
}
.header .btn:hover { transform: translateY(-1px); box-shadow: 0 10px 28px rgba(255,42,163,.25); }
.header .cta { margin-left: clamp(.35rem, 1.4vw, .8rem); }

@media (max-width: 992px) {
  .header { padding-block: clamp(0.35rem, 1.2vw, 0.6rem); }
  .nav { row-gap: .4rem; }
  .nav-links { gap: clamp(0.35rem, 1.8vw, 0.75rem); }
  .brand-name { font-size: clamp(0.9rem, 2.2vw, 1rem); }
}

@media (max-width: 768px) {
  .nav { row-gap: .35rem; }
  .nav-links { width: 100%; justify-content: space-between; order: 2; }
  .brand { order: 1; }

  .logo-img { width: clamp(3rem, 8vw, 2.4rem); }
  .brand-name { font-size: clamp(0.9rem, 2.2vw, 1rem); }

  .nav-link { padding: .4rem .5rem; font-size: clamp(0.8rem, 2.2vw, 0.95rem); }
  .header .btn { padding: .48rem .7rem; font-size: clamp(0.8rem, 2.3vw, 0.9rem); }
}

@media (max-width: 400px) {
  .brand-name { display: none; }
  .nav-links { gap: .35rem; }
  .nav-link { padding: .35rem .45rem; font-size: .85rem; }
  .header .btn { padding: .42rem .6rem; font-size: .85rem; }
}

.main { display: block; }

.hero {
  text-align: center;
  padding-block: clamp(4rem, 12vw, 6.5rem) clamp(3rem, 10vw, 5rem);
}
.hero-title {
  font-size: clamp(1.6rem, 4.8vw, 2.4rem);
  line-height: 1.15;
  margin: 0 0 .75rem 0;
}
.hero-subtitle {
  color: var(--muted);
  font-size: clamp(1rem, 2.8vw, 1.125rem);
  margin: 0 0 1.25rem 0;
}

.section { padding-block: clamp(3rem, 8vw, 5rem); }

.hero, .section {
  scroll-margin-top: calc(var(--header-offset, var(--header-h)) + 8px);
}

.section-title { font-size: clamp(1.25rem, 3.8vw, 1.75rem); margin: 0 0 1rem 0; }

.divider {
  width: min(92vw, 70rem);
  height: 2px;
  background:
    radial-gradient(closest-side, rgba(255,42,163,.45), transparent) center/100% 8px no-repeat,
    linear-gradient(90deg, transparent 0%, rgba(255,42,163,.35) 12%, var(--pink) 50%, rgba(255,42,163,.35) 88%, transparent 100%);
  box-shadow: 0 0 10px rgba(255,42,163,.35), 0 0 2px rgba(255,42,163,.85);
  margin: clamp(2rem, 5vw, 3rem) auto;
  border-radius: 2px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
  gap: clamp(1rem, 3vw, 1.25rem);
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: clamp(1rem, 3vw, 1.25rem);
}

.form {
  display: grid;
  gap: .75rem;
  max-width: min(42rem, 100%);
}
.form input, .form textarea {
  width: 100%;
  padding: .9rem 1rem;
  border-radius: .6rem;
  border: 1px solid var(--border);
  background: #0f0f10;
  color: var(--fg);
  font-size: 1rem;
}
.form textarea { min-height: 8rem; resize: vertical; }

.help { color: var(--muted); font-size: 0.9rem; margin-top: -0.25rem; margin-bottom: 0.5rem; }

.hp {
  position: absolute !important;
  left: -999rem !important;
  width: 0 !important;
  height: 0 !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.alert { margin-top: 0.75rem; font-size: 0.95rem; }
.alert.success { color: #32d583; }
.alert.error   { color: #ff6b6b; }
.alert.loading { color: var(--muted); }

.footer {
  border-top: 1px solid var(--border);
  padding-block: clamp(1.5rem, 4vw, 2rem);
  color: var(--muted);
  font-size: .95rem;
}