:root {
  --bg0: #070713;
  --bg1: #0b0b1c;
  --panel: rgba(255, 255, 255, 0.06);
  --stroke: rgba(255, 255, 255, 0.12);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.68);
  --muted2: rgba(255, 255, 255, 0.55);
  --accent: #a75bff;
  --accent2: #6b7bff;
  --ok: #35d07f;
  --radius: 18px;
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(1200px 800px at 10% 0%, rgba(167, 91, 255, 0.24), transparent 60%),
              radial-gradient(1000px 700px at 90% 15%, rgba(107, 123, 255, 0.18), transparent 55%),
              linear-gradient(180deg, var(--bg0), var(--bg1));
}

.bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(800px 450px at 25% 35%, rgba(167, 91, 255, 0.12), transparent 65%),
    radial-gradient(700px 420px at 75% 55%, rgba(107, 123, 255, 0.10), transparent 70%);
}

.container {
  width: min(980px, calc(100% - 32px));
  margin: 0 auto;
  padding: 22px 0 32px;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
}

.logo {
  width: 38px;
  height: 38px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(167, 91, 255, 0.95), rgba(107, 123, 255, 0.75));
  box-shadow: 0 10px 30px rgba(167, 91, 255, 0.22);
  color: #0b0b1c;
  font-weight: 900;
  letter-spacing: -0.04em;
  overflow: hidden;
}

.logoImg {
  width: 24px;
  height: 24px;
  display: block;
  object-fit: contain;
}

.brandText { display: grid; line-height: 1.05; }
.brandText .title { font-weight: 900; letter-spacing: -0.02em; }
.brandText .subtitle { font-size: 12px; color: var(--muted); margin-top: 2px; }

.nav {
  display: flex;
  align-items: center;
  gap: 10px;
}

.navLink {
  color: var(--muted);
  text-decoration: none;
  font-weight: 700;
  font-size: 14px;
}

.navLink:hover { text-decoration: underline; }

.navBtn {
  border: 1px solid rgba(167, 91, 255, 0.55);
  background: linear-gradient(135deg, rgba(167, 91, 255, 0.95), rgba(107, 123, 255, 0.78));
  color: #0b0b1c;
  padding: 10px 12px;
  border-radius: 14px;
  font-weight: 900;
  font-size: 13px;
  text-decoration: none;
}

.panel {
  border: 1px solid var(--stroke);
  background: var(--panel);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 14px;
  backdrop-filter: blur(10px);
}

h1 { margin: 0 0 8px; font-size: 22px; letter-spacing: -0.02em; }
h2 { margin: 0 0 10px; font-size: 16px; letter-spacing: -0.01em; }

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

.list { display: grid; gap: 10px; }

.row {
  display: grid;
  gap: 4px;
  padding: 12px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.10);
  background: rgba(0, 0, 0, 0.18);
  text-decoration: none;
  color: var(--text);
}

.row:hover { border-color: rgba(255, 255, 255, 0.18); background: rgba(0, 0, 0, 0.22); }

.rowTitle { font-weight: 900; }
.rowMeta { font-size: 13px; color: var(--muted2); }

.empty { color: var(--muted); padding: 10px 0; }

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

.label { font-size: 13px; color: var(--muted2); margin-bottom: 6px; font-weight: 800; }

input, textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(0, 0, 0, 0.20);
  color: var(--text);
  border-radius: 14px;
  padding: 10px 12px;
  outline: none;
}

textarea { resize: vertical; min-height: 120px; }

input:focus, textarea:focus { border-color: rgba(167, 91, 255, 0.55); }

.btn {
  appearance: none;
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  padding: 11px 14px;
  border-radius: 14px;
  font-weight: 900;
  font-size: 14px;
  cursor: pointer;
}

.btn.primary {
  border: 1px solid rgba(167, 91, 255, 0.55);
  background: linear-gradient(135deg, rgba(167, 91, 255, 0.95), rgba(107, 123, 255, 0.78));
  color: #0b0b1c;
}

.error {
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255, 77, 122, 0.35);
  background: rgba(255, 77, 122, 0.10);
  color: rgba(255, 255, 255, 0.92);
  font-size: 13px;
}

.back {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--muted);
  text-decoration: none;
  font-weight: 800;
}

.back:hover { text-decoration: underline; }

.meta { font-size: 13px; color: var(--muted2); margin-bottom: 10px; }

.post { color: rgba(255, 255, 255, 0.88); }
.p { line-height: 1.45; }
.sp { height: 8px; }

.link { color: rgba(167, 91, 255, 0.95); text-decoration: none; }
.link:hover { text-decoration: underline; }

.replies { display: grid; gap: 10px; }
.reply {
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.10);
  background: rgba(0, 0, 0, 0.18);
  padding: 12px;
}

.replyBody { color: rgba(255, 255, 255, 0.88); }

.embed {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.10);
  background: rgba(0, 0, 0, 0.24);
  margin: 10px 0;
}

.embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.footer {
  margin-top: 10px;
  padding: 6px 2px;
  color: var(--muted2);
  font-size: 13px;
}

@media (max-width: 720px) {
  .top { flex-direction: column; align-items: flex-start; }
}