:root {
  --bg: #08080b;
  --bg-soft: #111116;
  --card: #18181f;
  --card-2: #202028;
  --border: #2c2c36;
  --text: #f5f5f7;
  --muted: #a6a6b3;
  --yellow: #f7d84b;
  --orange: #ff4d2e;
  --cyan: #00d1ff;
  --green: #39e58c;
  --danger: #ff5570;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  --radius: 24px;
  --max: 1180px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 0%, rgba(247, 216, 75, 0.16), transparent 28%),
    radial-gradient(circle at 82% 14%, rgba(0, 209, 255, 0.16), transparent 30%),
    radial-gradient(circle at 50% 100%, rgba(255, 77, 46, 0.12), transparent 28%),
    var(--bg);
  line-height: 1.6;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { width: min(var(--max), calc(100% - 32px)); margin: 0 auto; }

.notice {
  background: linear-gradient(90deg, rgba(247, 216, 75, 0.18), rgba(0, 209, 255, 0.12));
  border-bottom: 1px solid rgba(255,255,255,0.08);
  color: #fff8d3;
  font-size: 13px;
  text-align: center;
  padding: 9px 16px;
}

header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(8, 8, 11, 0.78);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.nav {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.logo-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  color: #090909;
  font-weight: 1000;
  background: linear-gradient(135deg, var(--yellow), #fff2a2 46%, var(--orange));
  box-shadow: 0 0 24px rgba(247, 216, 75, 0.34);
  transform: rotate(-3deg);
}

.logo span:last-child { font-size: 19px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
}

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

.nav-links a.active { color: var(--yellow); font-weight: 800; }

.nav-cta {
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--yellow);
  color: #090909 !important;
  font-weight: 800;
}

.hero { padding: 84px 0 54px; }

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 32px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid rgba(247, 216, 75, 0.24);
  background: rgba(247, 216, 75, 0.08);
  color: #fff0a6;
  border-radius: 999px;
  font-size: 13px;
  margin-bottom: 20px;
}

.pulse {
  width: 8px;
  height: 8px;
  background: var(--green);
  border-radius: 50%;
  box-shadow: 0 0 0 6px rgba(57, 229, 140, 0.12);
}

h1 {
  font-size: clamp(42px, 6vw, 82px);
  line-height: 0.96;
  letter-spacing: -0.075em;
  margin-bottom: 22px;
}

.gradient-text {
  background: linear-gradient(100deg, #fff, var(--yellow) 45%, var(--orange));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p {
  max-width: 660px;
  color: var(--muted);
  font-size: 18px;
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 28px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 12px 18px;
  border-radius: 14px;
  font-weight: 850;
  border: 1px solid transparent;
  transition: transform 0.18s ease, border 0.18s ease, background 0.18s ease;
  cursor: pointer;
}

.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: var(--yellow);
  color: #08080b;
  box-shadow: 0 14px 36px rgba(247, 216, 75, 0.22);
}

.btn-secondary {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.12);
  color: var(--text);
}

.btn-danger {
  background: var(--danger);
  color: #fff;
  box-shadow: 0 8px 24px rgba(255, 85, 112, 0.22);
}

.quick-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  max-width: 620px;
}

.stat {
  padding: 16px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.045);
  border-radius: 18px;
}

.stat strong {
  display: block;
  font-size: 22px;
  color: var(--yellow);
  line-height: 1;
  margin-bottom: 6px;
}

.stat span { color: var(--muted); font-size: 13px; }

.hero-card {
  position: relative;
  padding: 24px;
  border-radius: 32px;
  background: linear-gradient(145deg, rgba(255,255,255,0.1), rgba(255,255,255,0.04)), var(--card);
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: -80px -90px auto auto;
  width: 210px;
  height: 210px;
  background: var(--yellow);
  opacity: 0.16;
  filter: blur(48px);
  border-radius: 50%;
}

.version-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 900;
  color: #08080b;
  background: var(--yellow);
  border-radius: 999px;
  padding: 7px 10px;
  margin-bottom: 18px;
}

.hero-card h2 {
  font-size: 34px;
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 12px;
}

.hero-card p { font-size: 15px; margin-bottom: 18px; }

.countdown {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 18px 0;
}

.time-box {
  background: #0d0d12;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  padding: 14px 8px;
  text-align: center;
}

.time-box strong { display: block; font-size: 24px; color: var(--cyan); }
.time-box span { font-size: 11px; color: var(--muted); text-transform: uppercase; }

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

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 10px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.055);
  border-radius: 999px;
  font-size: 12px;
  color: var(--muted);
}

.chip-active {
  border-color: rgba(57, 229, 140, 0.3);
  background: rgba(57, 229, 140, 0.1);
  color: var(--green);
}

.chip-expired {
  border-color: rgba(255, 85, 112, 0.3);
  background: rgba(255, 85, 112, 0.08);
  color: var(--danger);
}

section { padding: 52px 0; }

.page-header {
  padding: 56px 0 24px;
  text-align: center;
}

.page-header h1 { margin-bottom: 8px; }
.page-header p { color: var(--muted); font-size: 18px; }

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 22px;
}

.section-head h2 {
  font-size: clamp(28px, 4vw, 44px);
  letter-spacing: -0.055em;
  line-height: 1.02;
}

.section-head p { max-width: 520px; color: var(--muted); }

.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }

.card {
  background: linear-gradient(180deg, rgba(255,255,255,0.055), rgba(255,255,255,0.025)), var(--card);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 20px;
  transition: transform 0.18s ease, border 0.18s ease, background 0.18s ease;
  min-height: 100%;
}

.card:hover {
  transform: translateY(-3px);
  border-color: rgba(247, 216, 75, 0.35);
  background: linear-gradient(180deg, rgba(247,216,75,0.08), rgba(255,255,255,0.025)), var(--card);
}

.icon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  margin-bottom: 16px;
  background: rgba(247, 216, 75, 0.14);
  color: var(--yellow);
  font-size: 22px;
}

.card h3 { font-size: 20px; margin-bottom: 8px; letter-spacing: -0.03em; }
.card p { color: var(--muted); font-size: 14px; }

.code-list { display: grid; gap: 12px; }

.code-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 16px;
  border-radius: 18px;
  background: #101016;
  border: 1px solid rgba(255,255,255,0.1);
}

.code-main strong {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  color: var(--yellow);
  font-size: 18px;
  letter-spacing: 0.03em;
}

.code-main span { display: block; color: var(--muted); font-size: 13px; margin-top: 3px; }

.copy-btn {
  border: 0;
  background: var(--yellow);
  color: #090909;
  padding: 10px 12px;
  border-radius: 12px;
  font-weight: 900;
  cursor: pointer;
}

.copy-btn.copied { background: var(--green); }

.event { display: flex; flex-direction: column; gap: 12px; }
.event-date { color: var(--cyan); font-size: 13px; font-weight: 800; }

.progress {
  height: 9px;
  background: #0b0b10;
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
}

.progress > span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--yellow), var(--orange));
}

.character { position: relative; overflow: hidden; }

.character::after {
  content: attr(data-rank);
  position: absolute;
  right: 16px;
  top: 8px;
  font-size: 64px;
  font-weight: 1000;
  color: rgba(247,216,75,0.08);
  line-height: 1;
}

.avatar {
  width: 66px;
  height: 66px;
  border-radius: 22px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(0,209,255,0.16), rgba(247,216,75,0.18));
  border: 1px solid rgba(255,255,255,0.12);
  font-size: 26px;
  margin-bottom: 14px;
}

.tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 12px; }

.tag {
  padding: 5px 8px;
  border-radius: 999px;
  font-size: 11px;
  color: var(--muted);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
}

.tag-yellow { color: var(--yellow); border-color: rgba(247,216,75,0.25); background: rgba(247,216,75,0.08); }
.tag-cyan { color: var(--cyan); border-color: rgba(0,209,255,0.25); background: rgba(0,209,255,0.08); }
.tag-green { color: var(--green); border-color: rgba(57,229,140,0.25); background: rgba(57,229,140,0.08); }
.tag-orange { color: var(--orange); border-color: rgba(255,77,46,0.25); background: rgba(255,77,46,0.08); }

.planner { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: stretch; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }

label { display: block; color: var(--muted); font-size: 13px; margin-bottom: 6px; }

input, select {
  width: 100%;
  background: #0f0f15;
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 14px;
  padding: 12px 12px;
  outline: none;
}

input:focus, select:focus { border-color: var(--yellow); }

.result {
  background: linear-gradient(145deg, rgba(247,216,75,0.11), rgba(0,209,255,0.06)), #101016;
  border: 1px solid rgba(247,216,75,0.2);
  border-radius: var(--radius);
  padding: 22px;
}

.result-number {
  font-size: 56px;
  letter-spacing: -0.06em;
  line-height: 1;
  color: var(--yellow);
  font-weight: 1000;
  margin: 12px 0;
}

.result small { color: var(--muted); }

.table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: 20px;
  background: var(--card);
  border: 1px solid rgba(255,255,255,0.1);
}

.table th, .table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  font-size: 14px;
}

.table th { color: var(--yellow); background: rgba(247,216,75,0.06); }
.table td { color: var(--muted); }

.build-block {
  background: var(--card);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 18px;
  padding: 20px;
  margin-bottom: 16px;
}

.build-block h3 {
  color: var(--yellow);
  font-size: 18px;
  margin-bottom: 12px;
}

.build-block ul {
  list-style: none;
  padding: 0;
}

.build-block li {
  padding: 8px 0;
  color: var(--muted);
  font-size: 14px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.build-block li:last-child { border-bottom: 0; }

.build-block li strong { color: var(--text); }

.faq { display: grid; gap: 12px; }

details {
  background: var(--card);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 18px;
  padding: 16px 18px;
}

summary { cursor: pointer; font-weight: 850; color: var(--text); }
details p { margin-top: 10px; color: var(--muted); font-size: 14px; }

.checklist { display: grid; gap: 10px; }
.checklist-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--card);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
}

.checklist-item input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--yellow);
  cursor: pointer;
}

.checklist-item.completed { opacity: 0.5; }
.checklist-item.completed label { text-decoration: line-through; }

.checklist-item label { color: var(--text); cursor: pointer; margin-bottom: 0; font-size: 15px; }
.checklist-item .task-reward { margin-left: auto; color: var(--yellow); font-size: 13px; font-weight: 800; }

.last-updated {
  color: var(--muted);
  font-size: 13px;
  margin-top: 4px;
}

.breadcrumb {
  padding: 16px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.breadcrumb a:hover { color: var(--yellow); }
.breadcrumb .sep { margin: 0 8px; opacity: 0.4; }

.material-table {
  width: 100%;
  margin-top: 16px;
}

.material-table td:last-child { text-align: right; color: var(--yellow); font-weight: 700; }

.how-to {
  background: rgba(247,216,75,0.06);
  border: 1px solid rgba(247,216,75,0.18);
  border-radius: 18px;
  padding: 20px;
  margin-top: 24px;
}

.how-to h3 { color: var(--yellow); margin-bottom: 10px; }
.how-to ol { color: var(--muted); padding-left: 20px; font-size: 14px; }
.how-to li { margin-bottom: 6px; }

footer {
  padding: 38px 0 56px;
  color: var(--muted);
  border-top: 1px solid rgba(255,255,255,0.08);
  background: rgba(0,0,0,0.18);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 20px;
}

.disclaimer { font-size: 13px; max-width: 760px; }

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
  font-size: 13px;
}

.footer-links a:hover { color: var(--yellow); }

.mobile-menu { display: none; }

@media (max-width: 920px) {
  .hero-grid, .planner, .footer-grid, .grid-2 { grid-template-columns: 1fr; }
  .grid-4, .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .section-head { align-items: start; flex-direction: column; }
  .footer-links { justify-content: flex-start; }
}

@media (max-width: 640px) {
  .nav-links { display: none; }
  .mobile-menu { display: inline-flex; }
  .hero { padding-top: 54px; }
  .quick-stats, .grid-4, .grid-3, .grid-2, .form-grid, .countdown { grid-template-columns: 1fr; }
  h1 { font-size: 44px; }
  .code-item { grid-template-columns: 1fr; }
  .copy-btn { width: 100%; }
  .table { display: block; overflow-x: auto; }
}