/* Base reset and typography */
* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: Montserrat, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu,
    Cantarell, Noto Sans, sans-serif;
  background: #0b0b0c;
  color: #eee;
}

:root {
  --red: #e10613;
  --red-dark: #8b0000;
  --red-glow: #ff2b2b;
  --black: #0b0b0c;
  --charcoal: #141416;
  --card: #141416;
  --text: #eaeaea;
  --muted: #b8b8b8;
  --accent: #c0c0c0;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

/* Layout helpers */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.2rem;
  border-radius: 10px;
  font-weight: 700;
  letter-spacing: 0.3px;
  text-decoration: none;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(180deg, var(--red) 0%, #b30008 100%);
  color: #fff;
  box-shadow: 0 8px 18px rgba(225, 6, 19, 0.35);
}

.btn-primary:hover {
  transform: translateY(-1px);
  filter: saturate(1.1);
}

.btn-outline {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.18);
  color: #fff;
}

.btn-outline:hover {
  border-color: var(--red);
  color: #fff;
}

/* Header and navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 10, 10, 0.6);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  text-decoration: none;
}

.brand-top {
  font-family: Oswald, Montserrat, sans-serif;
  font-weight: 700;
  letter-spacing: 2px;
  font-size: 1.2rem;
  color: #fff;
  text-transform: uppercase;
  filter: drop-shadow(0 2px 8px rgba(255, 0, 0, 0.35));
}

.brand-sub {
  font-family: Oswald, Montserrat, sans-serif;
  font-weight: 700;
  font-size: 1.2rem;
  color: #cfcfcf;
  background: linear-gradient(180deg, #fff 0%, #bbb 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-transform: uppercase;
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  color: #fff;
  font-size: 1.5rem;
}

.nav ul {
  display: flex;
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav a {
  color: #fff;
  text-decoration: none;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
}

.nav a:hover {
  background: rgba(255, 255, 255, 0.06);
}

/* Hero */
.hero {
  position: relative;
  min-height: 72vh;
  display: flex;
  align-items: center;
  background: radial-gradient(
      1200px 600px at 10% 0%,
      rgba(225, 6, 19, 0.45),
      transparent 60%
    ),
    radial-gradient(
      900px 500px at 100% 100%,
      rgba(225, 6, 19, 0.4),
      transparent 60%
    ),
    linear-gradient(180deg, #121214 0%, #0b0b0c 100%);
  background-size: cover;
  background-position: center;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('assets/img/nightmare-hero.png');
  background-size: cover;
  background-position: center;
  opacity: 0.22;
  mix-blend-mode: screen;
  pointer-events: none;
}

.overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(
      200px 200px at 0% 0%,
      rgba(255, 0, 0, 0.25),
      transparent 60%
    ),
    radial-gradient(
      300px 300px at 100% 100%,
      rgba(255, 0, 0, 0.2),
      transparent 60%
    );
}

.hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  width: 100%;
}

.hero h1 {
  margin: 0;
  font-family: Oswald, Montserrat, sans-serif;
  font-size: clamp(2.6rem, 6vw, 5rem);
  line-height: 1.05;
  letter-spacing: 2px;
  color: #fff;
  text-transform: uppercase;
}

.hero .nightmare {
  color: #fff;
  text-shadow: 0 6px 32px rgba(255, 0, 0, 0.25);
}

.hero .pvp {
  display: inline-block;
  margin-left: 0.5rem;
  background: linear-gradient(180deg, #fff 0%, #cfcfcf 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 6px 28px rgba(255, 0, 0, 0.25));
}

.subtitle {
  max-width: 760px;
  margin: 0.9rem auto 1.3rem;
  color: var(--muted);
  font-size: clamp(1rem, 2.2vw, 1.15rem);
}

.cta-row {
  display: flex;
  gap: 0.8rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* Sections */
.section {
  padding: 64px 0;
  background: linear-gradient(180deg, #0c0c0e 0%, #0a0a0c 100%);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.section-alt {
  background: linear-gradient(180deg, #0a0a0c 0%, #0c0c0e 100%);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

.card {
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 14px;
  padding: 22px;
  box-shadow: var(--shadow);
}

.card h2 {
  margin: 0 0 0.6rem 0;
  font-family: Oswald, Montserrat, sans-serif;
  letter-spacing: 1px;
  color: #fff;
}

.features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.4rem 0.8rem;
  margin: 1rem 0 0 0;
  padding: 0;
  list-style: none;
}

.features li {
  position: relative;
  padding-left: 1.2rem;
  color: var(--text);
}

.features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45rem;
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  background: var(--red);
}

/* Join section */
.join-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 22px;
}

.join-card {
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 14px;
  padding: 22px;
  box-shadow: var(--shadow);
}

.steps {
  margin: 0.5rem 0 1rem 1rem;
}

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

#connect-string {
  flex: 1 1 260px;
  min-width: 220px;
  padding: 0.85rem 1rem;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: #0f0f11;
  color: #eaeaea;
  font-family: ui-monospace, Menlo, Consolas, monospace;
}

.hint {
  margin-top: 0.6rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.join-side {
  background: linear-gradient(180deg, #121214 0%, #0f0f11 100%);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 14px;
  padding: 22px;
  box-shadow: var(--shadow);
}

.tips {
  margin: 0.5rem 0 0 1rem;
}

/* Rules */
#rules .rules-grid {
  margin-top: 12px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.rule {
  background: linear-gradient(180deg, #121214 0%, #0f0f11 100%);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  padding: 18px;
}

.rule h4 {
  margin: 0.1rem 0 0.3rem 0;
  font-family: Oswald, Montserrat, sans-serif;
  color: #fff;
}

.rule p {
  margin: 0;
  color: var(--text);
}

/* Footer */
.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: #0a0a0c;
}

.footer-inner {
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
  min-height: 64px;
}

.footer-nav a {
  color: #cfcfcf;
  text-decoration: none;
  margin-left: 0.6rem;
}

.footer-nav a:hover {
  color: #fff;
}

/* Accordion (Recruitment) */
.accordion {
  margin-top: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  background: linear-gradient(180deg, #121214 0%, #0f0f11 100%);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.accordion summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 14px 16px;
  font-weight: 700;
  color: #fff;
  font-family: Oswald, Montserrat, sans-serif;
}

.accordion summary::-webkit-details-marker {
  display: none;
}

.accordion summary .chev {
  transition: transform 0.2s ease;
}

.accordion[open] summary .chev {
  transform: rotate(90deg);
}

.accordion .content {
  padding: 0 16px 16px 16px;
}

.accordion .banner {
  width: 100%;
  max-width: 680px;
  height: auto;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: block;
  margin: 6px auto 12px;
}

.accordion ul {
  margin: 0.4rem 0 0 1.1rem;
}

.accordion li {
  margin: 0.25rem 0;
}

.accordion .actions {
  margin-top: 10px;
}

/* Responsive */
@media (max-width: 960px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
  .join-grid {
    grid-template-columns: 1fr;
  }
  .features {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .nav-toggle {
    display: inline-block;
  }
  .nav {
    position: absolute;
    inset: auto 0 0 0;
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(6px);
    transform-origin: top;
    transform: scaleY(0);
    transition: transform 0.18s ease;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
  }
  .nav.open {
    transform: scaleY(1);
  }
  .nav ul {
    flex-direction: column;
    padding: 8px;
  }
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .hero {
    min-height: 68vh;
  }
  .cta-row {
    justify-content: stretch;
  }
  .cta-row .btn {
    flex: 1 1 auto;
    justify-content: center;
  }
}