:root {
  --bg: #120d1d;
  --panel: rgba(24, 16, 40, 0.88);
  --panel-strong: rgba(15, 10, 28, 0.95);
  --panel-soft: rgba(38, 23, 61, 0.82);
  --text: #f8f3ff;
  --muted: #c3b5dd;
  --line: rgba(255, 255, 255, 0.12);
  --accent: #ff7a18;
  --accent-2: #37d5ff;
  --accent-3: #ffe45b;
  --good: #68f5a1;
  --danger: #ff6f91;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; }

html, body { min-height: 100%; }

body {
  margin: 0;
  color: var(--text);
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top, rgba(255, 122, 24, 0.18), transparent 32%),
    radial-gradient(circle at 80% 10%, rgba(55, 213, 255, 0.16), transparent 30%),
    #120d1d;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
code, pre { font-family: Consolas, "Courier New", monospace; }

.page-backdrop,
.page-scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -2;
}

.page-backdrop {
  background-image: url("../img/retro-sky.svg");
  background-position: center top;
  background-size: cover;
  opacity: 0.92;
}

.page-scanlines {
  z-index: -1;
  background-image: linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 0, rgba(255, 255, 255, 0.03) 1px, transparent 1px, transparent 4px);
  opacity: 0.18;
}

.shell { width: min(1180px, calc(100vw - 32px)); margin: 0 auto; }
.page { padding: 28px 0 70px; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
  background: rgba(13, 9, 22, 0.82);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand-logo {
  width: 48px;
  height: 48px;
  padding: 8px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(255, 122, 24, 0.24), rgba(55, 213, 255, 0.24));
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.brand-title {
  font-family: "Arial Black", "Trebuchet MS", sans-serif;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.brand-sub {
  color: var(--muted);
  font-size: 0.9rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-link {
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid transparent;
  color: var(--muted);
  transition: 0.18s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.05);
}

.nav-link.accent {
  color: var(--text);
  background: linear-gradient(135deg, rgba(255, 122, 24, 0.22), rgba(55, 213, 255, 0.18));
  border-color: rgba(255, 255, 255, 0.08);
}

.panel,
.stat-card,
.download-card,
.service-card {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--panel), var(--panel-strong));
  box-shadow: var(--shadow);
  border-radius: 26px;
}

.panel { padding: 24px; }

.stack { display: grid; gap: 18px; }
.gap-sm { gap: 10px; }
.row { display: flex; align-items: center; }
.between { justify-content: space-between; }
.wrap { flex-wrap: wrap; }

.hero {
  display: grid;
  gap: 18px;
  margin-bottom: 22px;
}

.hero-grid,
.section-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
}

.hero-copy h1,
.dashboard-hero h1,
.auth-copy h1,
.panel h1 {
  margin: 0;
  font-family: "Arial Black", "Trebuchet MS", sans-serif;
  font-size: clamp(2rem, 3vw, 3.4rem);
  line-height: 1.02;
}

.hero-art,
.art-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent-3);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.78rem;
  font-weight: 700;
}

.lede,
.muted,
.download-card p,
.panel p {
  color: var(--muted);
  line-height: 1.65;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 18px;
  border: none;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #1b1329;
  font-weight: 800;
  cursor: pointer;
}

.btn.secondary,
.btn.ghost {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
}

.btn.ghost.danger,
.tag.danger { color: #ffd4e0; border-color: rgba(255, 111, 145, 0.5); background: rgba(255, 111, 145, 0.12); }
.btn.small { padding: 10px 14px; font-size: 0.88rem; }
.btn.disabled { opacity: 0.55; pointer-events: none; }

.stat-grid,
.card-grid,
.download-grid {
  display: grid;
  gap: 16px;
}

.stat-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); margin: 22px 0; }
.card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.download-grid { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

.stat-card {
  padding: 20px;
  display: grid;
  gap: 6px;
}

.stat-card strong {
  font-size: clamp(1.8rem, 2vw, 2.5rem);
  font-family: "Arial Black", "Trebuchet MS", sans-serif;
}

.stat-label,
.download-meta,
.service-meta,
.system-readout,
.footer,
.detail-list span {
  color: var(--muted);
}

.tag {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.07);
  color: var(--accent-3);
  font-size: 0.8rem;
  font-weight: 700;
}

.tag.good { color: #e4ffef; border-color: rgba(104, 245, 161, 0.5); background: rgba(104, 245, 161, 0.14); }

.feature-list,
.steps {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 10px;
}

.download-card,
.service-card {
  padding: 20px;
  display: grid;
  gap: 18px;
}

.download-card.compact { grid-template-columns: 1fr auto; align-items: center; }

.download-footer,
.section-head,
.form-inline,
.detail-list > div,
.activity-row,
.donate-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.download-meta { white-space: nowrap; font-size: 0.9rem; }

.section-head { margin-bottom: 18px; flex-wrap: wrap; }
.service-meta { display: grid; gap: 8px; font-size: 0.95rem; }
.dashboard-hero { display: grid; gap: 16px; margin-bottom: 18px; }

.tab-strip {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 24px 0 16px;
}

.tab-button {
  padding: 11px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
  color: var(--muted);
  font-weight: 700;
  cursor: pointer;
}

.tab-button.active {
  color: #1b1329;
  background: linear-gradient(135deg, var(--accent-3), var(--accent));
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.table-shell {
  overflow-x: auto;
  border-radius: 24px;
  border: 1px solid var(--line);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

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

.data-table th {
  color: var(--accent-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
}

.form-stack {
  display: grid;
  gap: 12px;
}

.form-inline {
  flex-wrap: wrap;
}

.input {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  padding: 13px 15px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.textarea {
  min-height: 150px;
  resize: vertical;
}

.input:focus {
  outline: 2px solid rgba(55, 213, 255, 0.35);
  border-color: rgba(55, 213, 255, 0.45);
}

.auth-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 18px;
  align-items: stretch;
}

.auth-copy,
.auth-card {
  min-height: 100%;
}

.auth-copy {
  display: grid;
  gap: 16px;
}

.auth-art {
  width: 100%;
  max-height: 320px;
  object-fit: contain;
}

.detail-list {
  display: grid;
  gap: 14px;
}

.detail-list strong { font-weight: 700; }

.pill-list {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.activity-row {
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.info-card {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 18px;
  align-items: center;
}

.modal {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(7, 4, 13, 0.78);
  padding: 20px;
}

.modal.hidden { display: none; }
.modal-card { width: min(640px, 100%); }

.code-block {
  padding: 16px;
  border-radius: 18px;
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid var(--line);
  overflow-x: auto;
}

.alert {
  padding: 14px 18px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.06);
}

.alert.success { border-color: rgba(104, 245, 161, 0.32); }
.alert.warning { border-color: rgba(255, 228, 91, 0.32); }
.alert.danger { border-color: rgba(255, 111, 145, 0.32); }

.footer {
  padding: 0 0 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

@media (max-width: 960px) {
  .hero-grid,
  .section-grid,
  .auth-layout,
  .info-card,
  .topbar-inner {
    grid-template-columns: 1fr;
  }

  .topbar-inner { display: grid; }
  .nav { justify-content: flex-start; }
  .stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .card-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .shell { width: min(100vw - 20px, 100%); }
  .page { padding-top: 18px; }
  .panel { padding: 18px; }
  .stat-grid { grid-template-columns: 1fr; }
  .download-card.compact,
  .download-footer,
  .section-head,
  .form-inline,
  .detail-list > div,
  .activity-row,
  .donate-row {
    flex-direction: column;
    align-items: flex-start;
  }
}