:root {
  --dc-bg: #313338;
  --dc-bg-deep: #1e1f22;
  --dc-sidebar: #2b2d31;
  --dc-surface: #383a40;
  --dc-surface-2: #404249;
  --dc-border: rgba(255,255,255,.08);
  --dc-text: #f2f3f5;
  --dc-muted: #b5bac1;
  --dc-faint: #80848e;
  --dc-accent: #5865f2;
  --dc-green: #23a559;
  --dc-red: #da373c;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; overflow: hidden; }
body {
  background: var(--dc-bg-deep);
  color: var(--dc-text);
  font-family: "Segoe UI", Arial, sans-serif;
  letter-spacing: 0;
}
button, textarea, input { font: inherit; }
button { color: inherit; }

.dc-app {
  display: grid;
  grid-template-columns: 72px 250px minmax(360px, 1fr) 240px;
  grid-template-rows: 100vh;
  min-width: 0;
}
.dc-guild-rail {
  overflow-y: auto;
  padding: 12px 0;
  background: var(--dc-bg-deep);
  scrollbar-width: none;
}
.dc-guild-rail::-webkit-scrollbar { display: none; }
.dc-guild-list { display: grid; gap: 8px; }
.dc-guild-button {
  position: relative;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin: 0 auto 8px;
  border: 0;
  border-radius: 50%;
  background: var(--dc-bg);
  color: var(--dc-text);
  cursor: pointer;
  overflow: hidden;
  text-decoration: none;
  font-size: 20px;
  transition: border-radius .15s ease, background .15s ease;
}
.dc-guild-button:hover, .dc-guild-button.is-active {
  border-radius: 16px;
  background: var(--dc-accent);
}
.dc-guild-button img { width: 100%; height: 100%; object-fit: cover; }
.dc-guild-button span { font-size: 13px; font-weight: 800; }
.dc-guild-divider { width: 32px; height: 2px; margin: 4px auto 10px; background: var(--dc-border); }
.dc-add-bot { color: #43b581; }
.dc-add-bot:hover { color: #fff; background: var(--dc-green); }

.dc-channel-sidebar {
  display: grid;
  grid-template-rows: 49px minmax(0, 1fr) 54px;
  min-width: 0;
  background: var(--dc-sidebar);
}
.dc-server-header, .dc-topbar {
  display: flex;
  align-items: center;
  min-width: 0;
  border-bottom: 1px solid rgba(0,0,0,.25);
  box-shadow: 0 1px 0 rgba(0,0,0,.15);
}
.dc-server-header { justify-content: space-between; padding: 0 12px 0 16px; }
.dc-server-header strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dc-channel-list { overflow-y: auto; padding: 14px 8px; }
.dc-channel-category {
  display: flex;
  justify-content: space-between;
  padding: 12px 6px 5px;
  color: var(--dc-faint);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}
.dc-channel-button {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  min-height: 34px;
  padding: 5px 8px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: var(--dc-muted);
  cursor: pointer;
  text-align: left;
}
.dc-channel-button:hover, .dc-channel-button.is-active { color: var(--dc-text); background: var(--dc-surface); }
.dc-channel-button i { width: 16px; color: var(--dc-faint); }
.dc-user-panel {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 32px;
  align-items: center;
  gap: 8px;
  padding: 7px 8px;
  background: #232428;
}
.dc-avatar {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  overflow: hidden;
  border-radius: 50%;
  background: var(--dc-accent);
}
.dc-avatar img { width: 100%; height: 100%; object-fit: cover; }
.dc-user-copy { min-width: 0; display: grid; }
.dc-user-copy strong, .dc-user-copy span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dc-user-copy strong { font-size: 13px; }
.dc-user-copy span { color: var(--dc-muted); font-size: 11px; }

.dc-main {
  display: grid;
  grid-template-rows: 49px minmax(0, 1fr) auto;
  min-width: 0;
  background: var(--dc-bg);
}
.dc-topbar { justify-content: space-between; padding: 0 14px; }
.dc-topbar > div { display: flex; align-items: center; min-width: 0; gap: 9px; }
.dc-topbar strong { white-space: nowrap; }
.dc-topbar span { overflow: hidden; color: var(--dc-muted); font-size: 13px; text-overflow: ellipsis; white-space: nowrap; }
.dc-topbar-actions { flex-shrink: 0; }
.dc-icon-button, .dc-send-button {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: var(--dc-muted);
  cursor: pointer;
}
.dc-icon-button:hover { color: var(--dc-text); background: rgba(255,255,255,.06); }
.dc-content { min-width: 0; overflow-y: auto; }
.dc-loading, .dc-empty, .dc-error {
  min-height: 100%;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 12px;
  padding: 28px;
  color: var(--dc-muted);
  text-align: center;
}
.dc-loading i, .dc-empty > i, .dc-error > i { font-size: 36px; color: var(--dc-accent); }
.dc-error > i { color: var(--dc-red); }

.dc-welcome {
  min-height: 100%;
  display: grid;
  place-content: center;
  gap: 18px;
  max-width: 680px;
  margin: auto;
  padding: 40px;
  text-align: center;
}
.dc-welcome-mark {
  display: grid;
  place-items: center;
  width: 84px;
  height: 84px;
  margin: auto;
  border-radius: 24px;
  background: var(--dc-accent);
  font-size: 38px;
}
.dc-welcome h1, .dc-page h1 { margin: 0; }
.dc-welcome p, .dc-page p { color: var(--dc-muted); line-height: 1.5; }
.dc-button-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.dc-primary-button, .dc-secondary-button, .dc-danger-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 38px;
  padding: 8px 14px;
  border: 0;
  border-radius: 4px;
  color: #fff;
  cursor: pointer;
  text-decoration: none;
  font-weight: 700;
}
.dc-primary-button { background: var(--dc-accent); }
.dc-secondary-button { background: var(--dc-surface-2); }
.dc-danger-button { background: var(--dc-red); }
.dc-primary-button:hover, .dc-secondary-button:hover, .dc-danger-button:hover { filter: brightness(1.08); }
.dc-primary-button:disabled, .dc-secondary-button:disabled { opacity: .45; cursor: not-allowed; }

.dc-messages { padding: 18px 0 24px; }
.dc-message {
  position: relative;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  padding: 4px 48px 4px 16px;
}
.dc-message:hover { background: rgba(0,0,0,.08); }
.dc-message-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--dc-surface-2); object-fit: cover; }
.dc-message-head { display: flex; align-items: baseline; gap: 8px; margin-bottom: 3px; }
.dc-message-head strong { font-size: 14px; }
.dc-message-head time { color: var(--dc-faint); font-size: 11px; }
.dc-message-content { color: #dbdee1; line-height: 1.42; white-space: pre-wrap; word-break: break-word; }
.dc-message-content a { color: #00a8fc; }
.dc-message-actions {
  position: absolute;
  top: -12px;
  right: 12px;
  display: none;
  padding: 3px;
  border: 1px solid var(--dc-border);
  border-radius: 4px;
  background: var(--dc-sidebar);
}
.dc-message:hover .dc-message-actions { display: flex; }
.dc-message-actions button { width: 30px; height: 28px; border: 0; background: transparent; color: var(--dc-muted); cursor: pointer; }
.dc-message-actions button:hover { color: var(--dc-text); background: var(--dc-surface); }
.dc-message-reactions { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 5px; }
.dc-reaction { padding: 3px 7px; border: 1px solid var(--dc-border); border-radius: 6px; background: var(--dc-surface); font-size: 12px; }
.dc-composer {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 34px;
  align-items: end;
  gap: 8px;
  margin: 0 16px 20px;
  padding: 8px;
  border-radius: 8px;
  background: var(--dc-surface);
}
.dc-composer[hidden] { display: none; }
.dc-composer textarea {
  max-height: 180px;
  resize: none;
  padding: 7px 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--dc-text);
  line-height: 1.4;
}
.dc-send-button { color: var(--dc-text); background: var(--dc-accent); }

.dc-member-sidebar { min-width: 0; overflow-y: auto; padding: 16px 8px; background: var(--dc-sidebar); }
.dc-member-sidebar header { display: flex; justify-content: space-between; padding: 5px 8px 12px; color: var(--dc-muted); font-size: 12px; text-transform: uppercase; }
.dc-member-row { display: grid; grid-template-columns: 32px minmax(0, 1fr); align-items: center; gap: 8px; padding: 6px 8px; border-radius: 4px; color: var(--dc-muted); }
.dc-member-row:hover { background: var(--dc-surface); color: var(--dc-text); }
.dc-member-row .dc-avatar { width: 32px; height: 32px; }

.dc-page { max-width: 980px; margin: auto; padding: 28px; }
.dc-page-head { display: flex; justify-content: space-between; align-items: center; gap: 14px; margin-bottom: 22px; }
.dc-card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 12px; }
.dc-card {
  padding: 16px;
  border: 1px solid var(--dc-border);
  border-radius: 6px;
  background: var(--dc-sidebar);
}
.dc-card h2, .dc-card h3 { margin: 0 0 8px; font-size: 15px; }
.dc-card p { margin: 0 0 12px; font-size: 13px; }
.dc-card dl { margin: 0; }
.dc-card dt { margin-top: 10px; color: var(--dc-faint); font-size: 11px; text-transform: uppercase; }
.dc-card dd { margin: 3px 0 0; overflow-wrap: anywhere; }
.dc-status-list { display: grid; gap: 8px; }
.dc-status-row { display: flex; justify-content: space-between; gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--dc-border); }
.dc-status-row span { color: var(--dc-muted); }
.dc-status-ok { color: #43b581; }
.dc-status-warn { color: #f0b232; }
.dc-code { padding: 10px; border-radius: 4px; background: var(--dc-bg-deep); color: var(--dc-muted); font-family: Consolas, monospace; overflow-wrap: anywhere; }
.dc-connection-row { display: flex; align-items: center; gap: 12px; padding: 12px; border-bottom: 1px solid var(--dc-border); }
.dc-connection-row i { width: 24px; text-align: center; font-size: 20px; }

.dc-toast-region { position: fixed; right: 18px; bottom: 18px; z-index: 100; display: grid; gap: 8px; }
.dc-toast { max-width: 340px; padding: 11px 14px; border-radius: 5px; background: #111214; color: #fff; box-shadow: 0 8px 24px rgba(0,0,0,.35); }
.dc-toast.is-error { background: #8b2024; }

@media (max-width: 1050px) {
  .dc-app { grid-template-columns: 72px 230px minmax(320px, 1fr); }
  .dc-member-sidebar { display: none; }
}
@media (max-width: 720px) {
  .dc-app { grid-template-columns: 58px minmax(0, 1fr); }
  .dc-guild-button { width: 42px; height: 42px; }
  .dc-channel-sidebar { display: none; }
  .dc-topbar span { display: none; }
  .dc-message { padding-left: 10px; padding-right: 10px; }
}