:root {
  --jk-bg: #070c1a;
  --jk-bg-2: #0b1326;
  --jk-bg-3: #050816;
  --jk-panel: rgba(15, 23, 42, 0.88);
  --jk-panel-2: rgba(13, 21, 38, 0.96);
  --jk-card: rgba(18, 28, 48, 0.92);
  --jk-card-soft: rgba(255, 255, 255, 0.06);
  --jk-line: rgba(148, 163, 184, 0.18);
  --jk-line-strong: rgba(125, 211, 252, 0.36);
  --jk-text: #f8fafc;
  --jk-text-2: #e5edf8;
  --jk-muted: #d6e1f3;
  --jk-subtle: #94a3b8;
  --jk-primary: #5ee7ff;
  --jk-primary-2: #8b5cf6;
  --jk-blue: #38bdf8;
  --jk-danger: #fb7185;
  --jk-success: #34d399;
  --jk-warning: #facc15;
  --jk-radius: 22px;
  --jk-radius-sm: 14px;
  --jk-shadow: 0 24px 80px rgba(0, 0, 0, 0.42);
  --jk-shadow-soft: 0 12px 36px rgba(2, 8, 23, 0.28);
  --jk-font: "Pretendard", "Noto Sans KR", "Apple SD Gothic Neo", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--jk-font);
  color: var(--jk-text);
  line-height: 1.65;
  background:
    radial-gradient(circle at 12% 8%, rgba(94, 231, 255, 0.18), transparent 28%),
    radial-gradient(circle at 82% 3%, rgba(139, 92, 246, 0.18), transparent 30%),
    linear-gradient(180deg, var(--jk-bg) 0%, var(--jk-bg-2) 55%, var(--jk-bg-3) 100%);
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.45), transparent 72%);
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--jk-primary); }
img { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; }
.hidden { display: none !important; }

h1, h2, h3, p { margin-top: 0; }
h1, h2, h3, strong, label { color: #fff; }
p, li, .muted, .field-help, .helper-text { color: var(--jk-muted); }

.container {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 32px 0 72px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  background: rgba(7, 12, 26, 0.76);
  border-bottom: 1px solid var(--jk-line);
}
.site-header__inner {
  width: min(1180px, calc(100% - 36px));
  min-height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 950;
  color: #fff;
  letter-spacing: .02em;
}
.brand img { width: 42px; height: 42px; object-fit: contain; }
.brand span small { display: block; color: var(--jk-subtle); font-size: 11px; line-height: 1.1; letter-spacing: .14em; }
.site-nav, .site-nav span, .hero-actions, .button-row, .inline-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.site-nav a, .btn, button[type="submit"], .nav-toggle {
  border: 1px solid var(--jk-line);
  background: rgba(255,255,255,.06);
  color: var(--jk-text);
  border-radius: 999px;
  padding: 10px 15px;
  font-size: 14px;
  font-weight: 850;
  cursor: pointer;
  transition: transform .18s ease, background .18s ease, border-color .18s ease, color .18s ease;
}
.site-nav a:hover, .btn:hover, button[type="submit"]:hover, .nav-toggle:hover {
  transform: translateY(-1px);
  color: #fff;
  border-color: var(--jk-line-strong);
  background: rgba(94,231,255,.12);
}
.nav-cta, .btn--primary {
  border-color: transparent !important;
  background: linear-gradient(135deg, var(--jk-primary), var(--jk-primary-2)) !important;
  color: #06111d !important;
  box-shadow: 0 16px 38px rgba(94,231,255,.18);
}
.btn--ghost { background: rgba(255,255,255,.06); }
.btn--danger { border-color: rgba(251,113,133,.35); color: #fecdd3; }
.nav-toggle { display: none; }

.page-hero { padding: 34px 0 24px; }
.page-hero__card, .hero-panel, .card, .form-card, .dashboard-panel, .dashboard-card, .summary-card, .notice {
  border: 1px solid var(--jk-line);
  background: var(--jk-panel);
  box-shadow: var(--jk-shadow-soft);
  backdrop-filter: blur(16px);
}
.page-hero__card {
  overflow: hidden;
  position: relative;
  min-height: 360px;
  border-radius: 32px;
  padding: clamp(28px, 5vw, 54px);
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  align-items: center;
  gap: 28px;
}
.page-hero__card::after {
  content: "";
  position: absolute;
  inset: auto -140px -170px auto;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(94,231,255,.22), transparent 66%);
}
.page-hero__eyebrow, .panel-kicker, .card-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--jk-primary);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.page-hero h1, .dashboard-hero h1 {
  margin-bottom: 18px;
  font-size: clamp(34px, 6vw, 68px);
  line-height: 1.04;
  letter-spacing: -.045em;
}
.page-hero p, .dashboard-hero p {
  max-width: 720px;
  color: var(--jk-muted);
  font-size: 17px;
  line-height: 1.85;
  word-break: keep-all;
}
.hero-logo-card {
  position: relative;
  z-index: 1;
  min-height: 280px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(94,231,255,.16);
  border-radius: 28px;
  background: radial-gradient(circle, rgba(94,231,255,.14), rgba(255,255,255,.04) 54%, rgba(255,255,255,.02));
}
.hero-logo-card img { width: min(260px, 72%); filter: drop-shadow(0 18px 40px rgba(0,0,0,.4)); }
.hero-actions { margin-top: 26px; }

.service-grid, .dashboard-summary, .dashboard-grid, .dashboard-layout, .feature-grid {
  display: grid;
  gap: 18px;
}
.service-grid { grid-template-columns: repeat(3, 1fr); margin-top: 20px; }
.feature-grid { grid-template-columns: repeat(4, 1fr); margin-top: 20px; }
.card, .form-card, .dashboard-panel, .dashboard-card { border-radius: var(--jk-radius); padding: 24px; }
.card h2, .form-card h1, .dashboard-panel h2, .dashboard-card h2 { margin-bottom: 12px; }
.card p:last-child { margin-bottom: 0; }

.form-shell {
  display: grid;
  grid-template-columns: minmax(0, 520px) 1fr;
  gap: 22px;
  align-items: start;
}
.form-card { max-width: 560px; }
.form-card--wide { max-width: none; }
.stack-form, .admin-form, form { display: grid; gap: 13px; }
label { display: grid; gap: 8px; font-size: 14px; font-weight: 850; }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--jk-line);
  border-radius: 14px;
  padding: 14px 15px;
  color: #fff;
  outline: none;
  background: rgba(255,255,255,.07);
}
input:focus, select:focus, textarea:focus { border-color: var(--jk-line-strong); box-shadow: 0 0 0 4px rgba(94,231,255,.08); }
.field-help { margin: -2px 0 2px; font-size: 13px; }
.message { min-height: 22px; font-size: 14px; font-weight: 750; }
.message--ok, .ok { color: var(--jk-success); }
.message--error, .err { color: var(--jk-danger); }

.dashboard-shell { padding-top: 28px; }
.dashboard-hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 22px;
  padding: 28px;
  border: 1px solid var(--jk-line);
  border-radius: 30px;
  background: linear-gradient(135deg, rgba(255,255,255,.08), rgba(94,231,255,.05));
  box-shadow: var(--jk-shadow-soft);
}
.dashboard-summary { grid-template-columns: repeat(4, 1fr); margin-bottom: 18px; }
.summary-card { border-radius: 18px; padding: 18px; }
.summary-card__label { display: block; margin-bottom: 8px; color: var(--jk-subtle); font-size: 12px; font-weight: 950; text-transform: uppercase; letter-spacing: .12em; }
.summary-card strong { display: block; font-size: 24px; line-height: 1.2; }
.summary-card small { color: var(--jk-subtle); }
.dashboard-layout { grid-template-columns: repeat(6, 1fr); align-items: start; }
.dashboard-panel--profile, .dashboard-panel--minecraft, .dashboard-panel--connect, .dashboard-panel--accounts { grid-column: span 3; }
.dashboard-panel--events, .dashboard-panel--manual { grid-column: 1 / -1; }
.dashboard-card--wide { grid-column: 1 / -1; }
.dashboard-grid { grid-template-columns: repeat(2, 1fr); }
.panel-heading { display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; margin-bottom: 10px; }

.profile-box, .account-list { display: grid; gap: 10px; }
.profile-row, .account-meta div {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px solid var(--jk-line);
}
.profile-row span, .account-meta dt { color: var(--jk-subtle); font-size: 13px; font-weight: 800; }
.profile-row strong, .account-meta dd { margin: 0; color: #fff; }
.account-card {
  border: 1px solid var(--jk-line);
  border-radius: 18px;
  padding: 16px;
  background: rgba(255,255,255,.04);
}
.account-card__top { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 10px; }
.auth-help { margin: 12px 0 0; font-size: 13px; color: var(--jk-subtle); }

.badge, .status-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid var(--jk-line);
  border-radius: 999px;
  padding: 6px 10px;
  background: rgba(255,255,255,.06);
  color: var(--jk-muted);
  font-size: 12px;
  font-weight: 900;
  white-space: nowrap;
}
.badge--primary, .status-pill--ok { border-color: rgba(52,211,153,.35); color: #bbf7d0; background: rgba(52,211,153,.09); }
.status-pill--wait { border-color: rgba(250,204,21,.35); color: #fef08a; background: rgba(250,204,21,.08); }
.status-pill--error { border-color: rgba(251,113,133,.4); color: #fecdd3; background: rgba(251,113,133,.09); }
.status-pill--neutral { border-color: var(--jk-line); }

.table-wrap { width: 100%; overflow-x: auto; border: 1px solid var(--jk-line); border-radius: 18px; background: rgba(5,8,22,.36); }
.data-table { width: 100%; min-width: 820px; border-collapse: collapse; }
.data-table th, .data-table td { padding: 13px 14px; border-bottom: 1px solid var(--jk-line); text-align: left; vertical-align: top; }
.data-table th { color: #fff; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; background: rgba(255,255,255,.05); }
.data-table td { color: var(--jk-muted); font-size: 14px; }
.data-table tr:last-child td { border-bottom: 0; }

.notice { border-radius: 16px; padding: 16px; background: rgba(94,231,255,.08); }
.clean-list { margin: 0; padding-left: 20px; }
.clean-list li + li { margin-top: 8px; }
.manual-connect summary { cursor: pointer; color: #fff; font-weight: 900; }
.manual-connect__warning { margin-top: 12px; }
.admin-form--grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.admin-form__wide { grid-column: 1 / -1; }
.inline-admin-form { display: grid; min-width: 220px; gap: 8px; }
.inline-check { display: flex; align-items: center; gap: 8px; color: var(--jk-muted); }
.inline-check input { width: auto; }

.site-footer { border-top: 1px solid var(--jk-line); background: rgba(0,0,0,.14); }
.site-footer__inner {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 28px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: var(--jk-subtle);
  font-size: 14px;
}
.footer-links { display: flex; gap: 14px; flex-wrap: wrap; }

@media (max-width: 980px) {
  .page-hero__card, .form-shell { grid-template-columns: 1fr; }
  .service-grid, .feature-grid, .dashboard-summary, .dashboard-grid { grid-template-columns: repeat(2, 1fr); }
  .dashboard-panel--profile, .dashboard-panel--minecraft, .dashboard-panel--connect, .dashboard-panel--accounts { grid-column: 1 / -1; }
}
@media (max-width: 720px) {
  .site-header__inner { align-items: flex-start; flex-direction: column; padding: 14px 0; }
  .nav-toggle { display: inline-flex; }
  .site-nav { display: none; width: 100%; flex-direction: column; align-items: stretch; }
  .site-nav.is-open { display: flex; }
  .site-nav a, .site-nav span { width: 100%; }
  .site-nav span { flex-direction: column; align-items: stretch; }
  .container { width: min(100% - 28px, 1180px); padding-bottom: 54px; }
  .page-hero__card, .dashboard-hero { padding: 22px; }
  .dashboard-hero { align-items: flex-start; flex-direction: column; }
  .service-grid, .feature-grid, .dashboard-summary, .dashboard-grid, .admin-form--grid { grid-template-columns: 1fr; }
  .profile-row, .account-meta div { grid-template-columns: 1fr; gap: 4px; }
  .site-footer__inner { flex-direction: column; align-items: flex-start; }
}