:root {
  color-scheme: dark;
  --bg: #050607;
  --panel: #101214;
  --panel-soft: #15181b;
  --line: #2b3035;
  --line-strong: #3f454c;
  --text: #f4f6f8;
  --muted: #a8b0ba;
  --button: #30343a;
  --button-hover: #424851;
  --accent: #4f6f8f;
  --accent-hover: #6382a2;
  --danger: #8f5b5b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, "Noto Sans KR", sans-serif;
}

button, input, textarea { font: inherit; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  min-height: 64px;
  padding: 0 28px;
  background: rgba(5, 6, 7, 0.94);
  border-bottom: 1px solid var(--line);
}

.tabs, .session, .form-actions, .oauth-actions, .pager {
  display: flex;
  align-items: center;
  gap: 10px;
}

.tab, .button {
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  background: var(--button);
  color: var(--text);
  text-decoration: none;
  cursor: pointer;
}

.tab:hover, .button:hover { background: var(--button-hover); }

.tab.is-active, .button.accent {
  border-color: var(--accent);
  background: var(--accent);
}

.button.accent:hover { background: var(--accent-hover); }
.button.secondary { background: #252a30; }
.button.ghost { background: transparent; }
.button.danger {
  border-color: var(--danger);
  background: transparent;
  color: #e2b5b5;
}

.button.small {
  min-height: 30px;
  padding: 0 10px;
  font-size: 13px;
}

main {
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: 24px;
}

.hidden { display: none !important; }

.notice {
  margin-bottom: 16px;
  padding: 12px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  background: #171b20;
}

.auth-view {
  min-height: calc(100vh - 120px);
  display: grid;
  place-items: center;
}

.auth-panel {
  width: min(480px, 100%);
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

h1, h2, h3, p { margin-top: 0; }
h1 { font-size: 30px; margin-bottom: 10px; }
h2 { font-size: 20px; margin-bottom: 6px; }
h3 { font-size: 17px; margin-bottom: 8px; }

.muted {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 14px;
}

.user-badge {
  color: var(--muted);
  font-size: 14px;
}

.notify-wrap {
  position: relative;
}

.icon-button {
  position: relative;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  background: var(--button);
  color: var(--text);
  cursor: pointer;
}

.bell-icon {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 15px;
  height: 15px;
  border: 2px solid var(--text);
  border-top-left-radius: 9px;
  border-top-right-radius: 9px;
  border-bottom: 0;
  transform: translate(-50%, -45%);
}

.bell-icon::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -5px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--text);
  transform: translateX(-50%);
}

.bell-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -6px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  border-bottom: 2px solid var(--text);
  transform: translateX(-50%);
}

.notify-badge {
  position: absolute;
  top: -6px;
  right: -6px;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 999px;
  background: #b43b3b;
  color: #fff;
  font-size: 11px;
  line-height: 18px;
  text-align: center;
}

.notify-popup {
  position: absolute;
  top: 46px;
  right: 0;
  width: min(360px, calc(100vw - 32px));
  max-height: 420px;
  overflow: auto;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: #0d0f11;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.45);
}

.notify-head {
  position: sticky;
  top: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  background: #0d0f11;
}

.notify-list {
  display: grid;
}

.notify-item {
  padding: 13px 14px;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.notify-item:hover {
  background: var(--panel-soft);
}

.notify-item.unread {
  border-left: 3px solid #b43b3b;
}

.board-view {
  display: grid;
  gap: 18px;
}

.band {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.split, .admin-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.2fr);
  gap: 18px;
}

.panel { min-width: 0; }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 16px;
}

.section-head.compact { margin-bottom: 12px; }

.post-meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.board-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.board-card, .list-item, .comment {
  width: 100%;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-soft);
  color: var(--text);
}

.board-card {
  min-height: 116px;
  padding: 16px;
  cursor: pointer;
}

.board-card.is-active, .list-item.is-active {
  border-color: var(--accent);
  box-shadow: inset 0 0 0 1px rgba(79, 111, 143, 0.45);
}

.board-card p, .list-item p, .comment p {
  color: var(--muted);
  margin-bottom: 0;
}

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

.list-item {
  padding: 14px;
  cursor: pointer;
}

.admin-board-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  cursor: default;
}

.admin-board-item > div {
  min-width: 0;
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
}

.post-detail {
  position: relative;
  min-height: 280px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #0d0f11;
  line-height: 1.6;
  white-space: pre-wrap;
}

.post-detail.empty { color: var(--muted); }

.post-detail-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.post-detail-head h3 {
  min-width: 0;
}

.post-actions {
  display: flex;
  flex: 0 0 auto;
  gap: 8px;
}

.post-images {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.post-images img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--line);
}

.form {
  display: grid;
  gap: 10px;
  margin-bottom: 14px;
}

.form.inline {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #0d0f11;
}

input, textarea {
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  background: #090b0d;
  color: var(--text);
  padding: 11px 12px;
}

textarea { resize: vertical; }

.comment { padding: 14px; }

.comment.reply {
  margin-left: 28px;
  width: calc(100% - 28px);
  border-left: 3px solid var(--accent);
}

.comment-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 8px;
}

.comment-meta-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.comment-author-line {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.reaction-counts {
  color: var(--muted);
  font-size: 13px;
}

.comment-owner-actions {
  display: flex;
  gap: 8px;
}

.button.reaction.is-active {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

.comment-actions {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.link-button {
  padding: 0;
  border: 0;
  background: transparent;
  color: #b8cadb;
  cursor: pointer;
}

.danger-text {
  color: #e2b5b5;
}

.pager {
  justify-content: center;
  margin-top: 14px;
}

.pager button { min-width: 38px; }

.empty-state {
  padding: 20px;
  border: 1px dashed var(--line-strong);
  border-radius: 6px;
  color: var(--muted);
  text-align: center;
}

@media (max-width: 860px) {
  .topbar, .section-head {
    align-items: stretch;
    flex-direction: column;
  }

  .split, .admin-layout {
    grid-template-columns: 1fr;
  }

  .tabs { overflow-x: auto; }
  main { padding: 16px; }
  .band { padding: 16px; }

  .comment.reply {
    margin-left: 14px;
    width: calc(100% - 14px);
  }
}

#selectedBoardLabel.muted {
  font-size: 20px;
  margin-bottom: 6px;
  color: var(--text);
}

#commentMeta.muted {
  font-size: 20px;
  margin-bottom: 6px;
  color: var(--text);
}