:root {
  --bg: #0b0d0f;
  --bg-deep: #060708;
  --panel: rgba(15, 17, 19, 0.84);
  --panel-2: rgba(22, 24, 27, 0.94);
  --panel-soft: rgba(28, 30, 33, 0.72);
  --line: rgba(201, 162, 39, 0.18);
  --line-strong: rgba(201, 162, 39, 0.34);
  --text: #f6f2e8;
  --muted: #b5aa93;
  --primary: #c9a227;
  --primary-2: #8f6f18;
  --accent: #7c1f1f;
  --accent-2: #d0b06c;
  --danger: #6a1f1f;
  --shadow: 0 22px 60px rgba(0, 0, 0, 0.42);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: "Trebuchet MS", "Avenir Next", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  line-height: 1.68;
  background:
    radial-gradient(circle at 18% 0%, rgba(84, 62, 17, 0.26), transparent 28%),
    radial-gradient(circle at 82% 14%, rgba(106, 31, 31, 0.18), transparent 24%),
    linear-gradient(180deg, #101113 0%, #0b0d0f 42%, #060708 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(circle at center, black 40%, transparent 84%);
  opacity: 0.36;
}

.container {
  width: min(1180px, 92vw);
  margin: 0 auto;
}

.section {
  padding: 72px 0;
  position: relative;
}

.section + .section {
  padding-top: 56px;
}

.section-alt {
  background: linear-gradient(180deg, rgba(11, 24, 36, 0.84) 0%, rgba(7, 18, 28, 0.94) 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}


.oath-section {
  padding-top: 30px;
  padding-bottom: 34px;
}

.oath-head {
  max-width: 700px;
  margin-bottom: 14px;
}

.oath-head h2 {
  margin-bottom: 12px;
}

h1, h2, h3 { margin: 0; }

h2 {
  font-size: clamp(1.9rem, 3vw, 2.7rem);
  line-height: 1;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.section-kicker,
.hero-kicker {
  margin: 0 0 12px;
  color: #d7c186;
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.section-desc {
  color: var(--muted);
  margin: 0 0 28px;
  max-width: 760px;
}

.global-topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(12px);
  background: rgba(4, 13, 22, 0.78);
  border-bottom: 1px solid rgba(125, 211, 252, 0.16);
}

.global-topbar .container {
  width: 100%;
  max-width: none;
  margin: 0;
}

.global-topbar-inner {
  min-height: 64px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 18px;
  padding: 18px 24px !important;
}

.global-logo {
  grid-column: 2;
  justify-self: center;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 900;
  letter-spacing: 0.16em;
  font-size: 1.36rem;
  text-shadow: 0 0 18px rgba(87, 215, 255, 0.18), 0 0 38px rgba(31, 159, 212, 0.12);
}

.global-logo::before {
  content: "";
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  border-radius: 10px;
  background:
    radial-gradient(circle at 28% 24%, rgba(255,255,255,0.28), transparent 34%),
    url("./assets/brand/blacktide-avatar-512.png") center / cover no-repeat,
    linear-gradient(180deg, rgba(230,205,140,0.98), rgba(154,112,18,0.96));
  border: 1px solid rgba(208,176,108,0.42);
  box-shadow: 0 0 0 1px rgba(255,255,255,0.06) inset, 0 10px 24px rgba(0,0,0,0.28), 0 0 16px rgba(208,176,108,0.18);
}

.global-logo::after {
  content: none;
}

.global-nav {
  grid-column: 1;
  justify-self: start;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  align-items: center;
}

.global-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: #d7ebfb;
  font-size: 0.92rem;
  font-weight: 700;
  transition: color 0.18s ease, opacity 0.18s ease;
}

.global-nav a::before {
  content: "·";
  color: rgba(125, 211, 252, 0.86);
  font-size: 1rem;
}

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

.global-wallet-tools {
  grid-column: 3;
  justify-self: end;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

.top-live-kpis {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-right: 4px;
  flex-wrap: wrap;
}

.top-live-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 36px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(125, 211, 252, 0.24);
  background: rgba(10, 22, 34, 0.82);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.02);
  white-space: nowrap;
}

.top-live-item::before {
  content: "◉";
  color: #d0b06c;
  font-size: 0.72rem;
  text-shadow: 0 0 10px rgba(201, 162, 39, 0.45);
}

.top-live-item em {
  font-style: normal;
  font-size: 0.74rem;
  color: #9fc2df;
}

.top-live-item strong {
  font-size: 0.84rem;
  color: var(--text);
  font-weight: 800;
}

.top-nav-btn,
.lang-select,
.btn {
  border-radius: 999px;
  min-height: 36px;
  padding: 0 14px;
  font-weight: 800;
}

.top-nav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 0.83rem;
  border: 1px solid rgba(143, 215, 255, 0.32);
  color: #e8f6ff;
  background: rgba(255, 255, 255, 0.05);
  transition: all 0.18s ease;
}

.top-nav-btn:hover {
  transform: translateY(-1px);
  border-color: rgba(143, 215, 255, 0.6);
  color: #fff;
}

.top-nav-btn.nav-mint {
  background: linear-gradient(180deg, rgba(201, 162, 39, 0.28), rgba(143, 111, 24, 0.22));
  border-color: rgba(201, 162, 39, 0.45);
}

.top-nav-btn.nav-mint::before {
  content: "◆";
  margin-right: 6px;
  color: #e2c97d;
  font-size: 0.72rem;
}

.top-nav-btn.nav-pve {
  background: linear-gradient(180deg, rgba(106, 31, 31, 0.36), rgba(92, 20, 20, 0.22));
  border-color: rgba(154, 55, 55, 0.42);
}

.top-nav-btn.nav-pve::before {
  content: "▲";
  margin-right: 6px;
  color: #e3aaaa;
  font-size: 0.68rem;
}

.lang-select {
  border: 1px solid rgba(125, 211, 252, 0.32);
  background: rgba(6, 16, 28, 0.92);
  color: #e2f0ff;
  font-size: 0.82rem;
  cursor: pointer;
}

.hero {
  padding-top: 28px;
  min-height: 82vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background:
    linear-gradient(96deg, rgba(6, 7, 8, 0.97) 0%, rgba(9, 10, 11, 0.84) 38%, rgba(9, 10, 11, 0.48) 100%),
    url("./assets/user-upload/2026-04-16-image-drop/banner-blacktide-rift-02.webp") center/cover no-repeat;
  border-bottom: 1px solid rgba(201, 162, 39, 0.14);
}

.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 200px;
  background: linear-gradient(180deg, transparent 0%, rgba(5, 12, 18, 0.92) 100%);
}

.hero-shell {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.18fr 0.82fr;
  gap: 20px;
  align-items: center;
}

.hero-copy h1 {
  font-size: clamp(2.6rem, 5.2vw, 5rem);
  line-height: 0.92;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 14px;
  text-shadow: 0 10px 34px rgba(0, 0, 0, 0.4);
}

.hero-copy p {
  font-size: 0.98rem;
  max-width: 660px;
  color: #d1e6f4;
  margin: 0;
}

.hero-signal-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.hero-signal {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(125, 211, 252, 0.2);
  background: rgba(8, 19, 29, 0.62);
  color: #dff5ff;
  font-size: 0.78rem;
  font-weight: 700;
}

.cta-buttons {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.btn {
  border: 0;
  cursor: pointer;
}

.btn.primary {
  background: linear-gradient(180deg, var(--primary) 0%, var(--primary-2) 100%);
  color: #032032;
  box-shadow: 0 14px 34px rgba(31, 159, 212, 0.26);
}

.btn.ghost {
  background: rgba(255, 255, 255, 0.04);
  color: #e8f6ff;
  border: 1px solid rgba(143, 215, 255, 0.28);
}

.hero-command {
  margin-top: 16px;
  width: min(580px, 100%);
  border: 1px solid rgba(125, 211, 252, 0.16);
  border-radius: 16px;
  background: rgba(7, 16, 25, 0.68);
  padding: 12px 14px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.02);
}

.hero-command-line {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 12px;
  align-items: start;
}

.hero-command-line + .hero-command-line {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(125, 211, 252, 0.12);
}

.hero-command-line span {
  color: #8eb6cf;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.hero-command-line strong {
  color: var(--text);
  font-size: 0.95rem;
}

.hero-stage {
  display: grid;
  gap: 12px;
}

.hero-stage-card,
.hero-side-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(122, 205, 255, 0.18);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(10, 23, 35, 0.86), rgba(8, 18, 28, 0.96));
  box-shadow: var(--shadow);
}

.hero-stage-card {
  padding: 14px;
}

.hero-stage-glow {
  position: absolute;
  width: 280px;
  height: 280px;
  right: -60px;
  top: -80px;
  background: radial-gradient(circle, rgba(87, 215, 255, 0.3), transparent 68%);
  filter: blur(4px);
}

.hero-stage-card img {
  position: relative;
  z-index: 1;
  width: min(100%, 380px);
  max-width: 86%;
  height: auto;
  display: block;
  margin: 0 auto;
  object-fit: contain;
  object-position: center 42%;
  filter: drop-shadow(0 24px 36px rgba(0, 0, 0, 0.3));
}

.hero-stage-note {
  position: relative;
  z-index: 1;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(122, 205, 255, 0.12);
}

.hero-stage-note span,
.hero-side-card span {
  display: block;
  color: #89b7d1;
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.hero-stage-note strong,
.hero-side-card strong {
  display: block;
  color: var(--text);
  font-size: 0.95rem;
  line-height: 1.55;
}

.hero-side-stack {
  display: grid;
  gap: 14px;
}

.hero-side-card {
  padding: 18px;
}

.hero-side-card.accent {
  border-color: rgba(255, 182, 118, 0.22);
  background: linear-gradient(180deg, rgba(33, 20, 14, 0.82), rgba(15, 13, 17, 0.96));
}

.about-grid,
.features-grid,
.tokenomics-grid,
.team-grid,
.oath-grid {
  display: grid;
  gap: 18px;
}

.about-grid,
.features-grid,
.oath-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}



.tokenomics-grid,
.team-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.about-card,
.feature-card,
.tokenomics-card,
.team-member,
.oath-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(13, 29, 42, 0.88), rgba(7, 18, 28, 0.96));
  padding: 18px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.22);
}

.about-card,
.team-member {
  display: flex;
  flex-direction: column;
}

.team-member h3,
.team-member p,
.about-card h3,
.about-card p {
  position: relative;
  z-index: 1;
}

.oath-card {
  min-height: 176px;
  background: linear-gradient(180deg, rgba(24, 18, 12, 0.92), rgba(15, 14, 16, 0.98));
  padding: 16px;
}

.oath-card span {
  display: block;
  color: #d7c186;
  font-size: .74rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.oath-card strong {
  display: block;
  color: var(--text);
  font-size: 1rem;
  line-height: 1.4;
  margin-bottom: 8px;
}

.oath-card p {
  color: var(--muted);
  margin: 0;
}

.threat-card {
  min-height: 180px;
  background: linear-gradient(180deg, rgba(33, 16, 16, 0.9), rgba(15, 14, 18, 0.96));
}

.threat-card h3 {
  color: #f0dfab;
  font-size: 1.04rem;
  margin-bottom: 10px;
}


.about-card::before,
.feature-card::before,
.tokenomics-card::before,
.team-member::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(120deg, transparent 36%, rgba(255,255,255,0.04) 52%, transparent 66%);
}

.about-card img,
.team-member img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 14px;
  margin-bottom: 14px;
  border: 1px solid rgba(155, 219, 255, 0.16);
}

.about-card img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

#aboutImg1 {
  object-position: center 58%;
}

#aboutImg2 {
  object-position: center 26%;
}

#aboutImg3 {
  object-position: center 24%;
}

.team-member img {
  aspect-ratio: 4 / 5;
  object-fit: contain;
  object-position: center top;
  background: radial-gradient(circle at 50% 14%, rgba(125, 211, 252, 0.16), transparent 34%), linear-gradient(180deg, rgba(9, 19, 30, 0.94), rgba(6, 13, 22, 0.98));
  padding: 10px;
}

#teamImg1 { object-position: center 8%; }
#teamImg2 { object-position: center 10%; }
#teamImg3 { object-position: center 8%; }
#teamImg4 { object-position: center 8%; }

.about-card h3,
.feature-card h3,
.tokenomics-card h3,
.team-member h3 {
  font-size: 1.08rem;
  margin-bottom: 8px;
}

.about-card p,
.feature-card p,
.tokenomics-card p,
.team-member p {
  color: var(--muted);
  margin: 0;
}

.roadmap-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.roadmap-list li {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(11, 24, 36, 0.82);
  padding: 16px 18px;
  color: #d7ebfb;
}

.roadmap-list span {
  display: inline-block;
  min-width: 108px;
  font-weight: 900;
  color: var(--accent-2);
  letter-spacing: 0.08em;
}


.footer {
  border-top: 1px solid var(--line);
  padding: 30px 0;
  background: rgba(4, 11, 18, 0.94);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.social {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.social a {
  color: #c7e8ff;
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(125, 211, 252, 0.18);
  background: rgba(7, 18, 28, 0.55);
  transition: border-color .18s ease, color .18s ease, transform .18s ease;
}

.social a:hover {
  border-color: rgba(125, 211, 252, 0.42);
  color: #fff;
  transform: translateY(-1px);
}

@media (max-width: 1100px) {
  .hero-shell,
  .about-grid,
  .features-grid,
  .tokenomics-grid,
  .team-grid,
  .oath-grid,
}

@media (max-width: 960px) {
  .global-topbar-inner {
    min-height: auto;
    padding: 18px 16px !important;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
  }

  .global-logo,
  .global-nav,
  .global-wallet-tools {
    width: 100%;
  }

  .global-logo {
    order: 1;
    text-align: center;
    justify-content: center;
  }

  .global-nav {
    order: 2;
    gap: 12px;
    justify-content: center;
  }

  .global-wallet-tools {
    order: 3;
    justify-content: center;
  }

  .top-live-kpis {
    width: 100%;
    justify-content: center;
    margin-right: 0;
  }

  .hero {
    min-height: auto;
    padding: 90px 0 72px;
  }

  .hero-copy h1 {
    font-size: clamp(2.4rem, 10vw, 4rem);
  }

  .hero-command-line {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100%, calc(100vw - 24px));
  }

  .section {
    padding: 68px 0;
  }

  .hero-stage-card,
  .hero-side-card,
  .about-card,
  .feature-card,
  .tokenomics-card,
  .team-member,
  .faq-item,
  .oath-card {
    border-radius: 18px;
  }

  .cta-buttons,
  .hero-signal-row {
    flex-direction: column;
    align-items: stretch;
  }

  .btn,
  .hero-signal {
    width: 100%;
    justify-content: center;
  }

}