:root {
  --bg-color: #050109;
  --bg-accent: #150021;
  --primary: #f45bff;
  --primary-soft: rgba(244, 91, 255, 0.25);
  --primary-strong: #ff5cf7;
  --text-main: #f9f4ff;
  --text-soft: #c9b6ff;
  --card-bg: rgba(10, 0, 24, 0.9);
  --card-border: rgba(255, 255, 255, 0.06);
  --shadow-soft: 0 0 40px rgba(180, 60, 255, 0.4);
  --radius-lg: 18px;
  --radius-pill: 999px;
  --transition-fast: 0.18s ease-out;
  --transition-med: 0.25s ease-out;
}

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

html,
body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Inter", sans-serif;
  color: var(--text-main);
  background: var(--bg-color);
}

body {
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

.bg-layer {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at top, rgba(244, 91, 255, 0.35), transparent 55%),
    radial-gradient(circle at bottom, rgba(110, 40, 255, 0.45), transparent 60%),
    url("assets/banner-bg.webp") center / cover no-repeat;
  filter: saturate(1.2) contrast(1.05);
  opacity: 0.35;
  z-index: -2;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at top, rgba(7, 0, 14, 0.4), rgba(6, 0, 18, 0.88));
  backdrop-filter: blur(12px);
  z-index: -1;
}

.top-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: linear-gradient(to bottom, rgba(5, 0, 18, 0.96), rgba(5, 0, 18, 0.8), transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.nav-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0.65rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.brand-logo {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  box-shadow: 0 0 20px rgba(244, 91, 255, 0.7);
}

.brand-text {
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary-strong);
}

.nav-links {
  display: flex;
  gap: 1.25rem;
  font-size: 0.9rem;
}

.nav-links a {
  color: var(--text-soft);
  text-decoration: none;
  padding: 0.25rem 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.2rem;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary), var(--primary-strong));
  transition: width var(--transition-fast);
}

.nav-links a:hover {
  color: var(--text-main);
}

.nav-links a:hover::after {
  width: 100%;
}

.hero {
  max-width: 1120px;
  margin: 1.8rem auto 2.6rem;
  padding: 1.5rem 1.25rem 0;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 2.4rem;
  align-items: center;
}

.hero-content h1 {
  font-size: clamp(2.3rem, 3vw, 3rem);
  margin: 0.4rem 0 0.65rem;
  line-height: 1.05;
  text-shadow: 0 0 32px rgba(244, 91, 255, 0.7);
}

.hero-tag {
  font-size: 0.9rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.hero-sub {
  font-size: 0.98rem;
  color: var(--text-soft);
  max-width: 32rem;
  line-height: 1.5;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.25rem;
}

.btn {
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  padding: 0.65rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast),
    background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.btn.primary {
  background: radial-gradient(circle at top, var(--primary-strong), var(--primary));
  color: #050109;
  box-shadow: 0 0 30px rgba(244, 91, 255, 0.8);
}

.btn.primary:hover {
  transform: translateY(-1px) scale(1.01);
  box-shadow: 0 0 38px rgba(244, 91, 255, 0.9);
}

.btn.ghost {
  background: rgba(4, 0, 14, 0.7);
  color: var(--text-main);
  border-color: rgba(255, 255, 255, 0.18);
}

.btn.ghost:hover {
  background: rgba(22, 0, 40, 0.9);
  border-color: var(--primary);
  box-shadow: 0 0 22px rgba(244, 91, 255, 0.4);
}

.server-info {
  margin-top: 1.1rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
}

.pill {
  padding: 0.25rem 0.8rem;
  border-radius: var(--radius-pill);
  background: radial-gradient(circle at top, rgba(0, 255, 163, 0.25), rgba(0, 170, 102, 0.4));
  border: 1px solid rgba(0, 255, 163, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.76rem;
}

.server-ip-label {
  color: var(--text-soft);
}

.server-ip {
  font-family: "JetBrains Mono", Consolas, monospace;
  background: rgba(8, 0, 18, 0.6);
  border-radius: 999px;
  padding: 0.2rem 0.7rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.copy-status {
  margin-top: 0.4rem;
  font-size: 0.8rem;
  color: var(--text-soft);
  min-height: 1em;
}

.hero-banner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-banner-img {
  width: 100%;
  max-width: 360px;
  border-radius: 30px;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transform: translateY(0);
  transition: transform var(--transition-med), box-shadow var(--transition-med);
}

.hero-banner-img:hover {
  transform: translateY(-6px);
  box-shadow: 0 0 50px rgba(244, 91, 255, 0.95);
}

.section {
  max-width: 1120px;
  margin: 0 auto 2.6rem;
  padding: 0 1.25rem;
}

.section-header {
  text-align: left;
  margin-bottom: 1.6rem;
}

.section-header h2 {
  font-size: 1.6rem;
  margin-bottom: 0.3rem;
}

.section-header p {
  margin: 0;
  font-size: 0.97rem;
  color: var(--text-soft);
}

.grid {
  display: grid;
  gap: 1.2rem;
}

.features-grid {
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--card-border);
  padding: 1.1rem 1rem;
  box-shadow: 0 0 20px rgba(5, 0, 20, 0.7);
  backdrop-filter: blur(6px);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast),
    background var(--transition-fast);
}

.card:hover {
  transform: translateY(-3px);
  border-color: var(--primary-soft);
  box-shadow: 0 0 32px rgba(188, 64, 255, 0.65);
  background: radial-gradient(circle at top, rgba(64, 0, 96, 0.6), rgba(7, 0, 20, 0.96));
}

.card h3 {
  margin-top: 0;
  margin-bottom: 0.4rem;
  font-size: 1.05rem;
}

.card p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-soft);
}

.section-contrast {
  position: relative;
}

.section-contrast::before {
  content: "";
  position: absolute;
  inset: 0;
  margin: 0 1.25rem;
  border-radius: 26px;
  background: radial-gradient(circle at top, rgba(32, 0, 66, 0.8), rgba(4, 0, 14, 0.98));
  opacity: 0.9;
  z-index: -1;
  box-shadow: 0 0 60px rgba(160, 40, 255, 0.7);
}

.rules-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.rule-card ul {
  margin: 0.3rem 0 0;
  padding-left: 1.1rem;
}

.rule-card li {
  font-size: 0.9rem;
  color: var(--text-soft);
  margin-bottom: 0.25rem;
}

.rules-footer {
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--text-soft);
}

.join-wrapper {
  background: radial-gradient(circle at top, rgba(244, 91, 255, 0.2), rgba(8, 0, 16, 0.96));
  border-radius: 26px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1.5rem 1.3rem;
  box-shadow: 0 0 40px rgba(188, 64, 255, 0.7);
}

.join-text h2 {
  margin-top: 0;
  margin-bottom: 0.4rem;
  font-size: 1.6rem;
}

.join-text p {
  margin: 0 0 1.2rem;
  font-size: 0.96rem;
  color: var(--text-soft);
}

.join-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 1.1rem;
}

.join-server-box {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-size: 0.88rem;
}

.join-label {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
  color: var(--text-soft);
}

.join-ip {
  font-family: "JetBrains Mono", Consolas, monospace;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(5, 0, 16, 0.8);
}

.join-note {
  font-size: 0.78rem;
  color: var(--text-soft);
}

.footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 1rem 1.25rem 1.4rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-soft);
  background: radial-gradient(circle at bottom, rgba(20, 0, 36, 0.9), rgba(4, 0, 10, 1));
}

@media (max-width: 800px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
    padding-top: 1.4rem;
  }

  .hero-banner {
    order: -1;
  }

  .hero-banner-img {
    max-width: 320px;
  }

  .nav-links {
    display: none;
  }

  .section-contrast::before {
    margin: 0;
    border-radius: 0;
  }

  .section {
    padding-inline: 1rem;
  }

  .join-wrapper {
    padding-inline: 1rem;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }

  .join-actions {
    flex-direction: column;
  }
}