:root {
  --bg: #0e1116;
  --surface: #171b22;
  --surface-2: #1f242d;
  --border: #2b313c;
  --text: #e6e9ee;
  --text-dim: #8b94a3;
  --accent: #3b82f6;
  --accent-text: #ffffff;
  --danger: #b54a4a;
  --ok: #2f9e6e;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

/* ── Locked / message state ── */
.gate {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.gate-box {
  color: var(--text-dim);
  font-size: 15px;
  letter-spacing: 0.02em;
  text-align: center;
}
.gate-detail {
  margin-top: 12px;
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 10.5px;
  color: var(--text-dim);
  opacity: 0.65;
  text-align: center;
  max-width: 92vw;
  word-break: break-all;
  line-height: 1.5;
}

/* ── App shell ── */
.app { max-width: 640px; margin: 0 auto; padding: 12px 12px 40px; }

.header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 8px 4px 14px;
}
.header h1 { font-size: 17px; font-weight: 600; margin: 0; }
.header .count { color: var(--text-dim); font-size: 14px; }

.empty {
  text-align: center;
  color: var(--text-dim);
  padding: 64px 24px;
  font-size: 15px;
}

/* ── Draft card ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 14px;
}
.card.busy { opacity: 0.5; pointer-events: none; }
.card.leaving { opacity: 0; transform: scale(0.97); transition: opacity 0.18s, transform 0.18s; }

.parent {
  background: var(--surface-2);
  border-radius: 10px;
  padding: 10px 12px;
  margin-bottom: 12px;
}
.parent-head { display: flex; flex-wrap: wrap; gap: 6px; align-items: baseline; }
.parent-head .author { font-weight: 600; font-size: 14px; }
.parent-head .meta { color: var(--text-dim); font-size: 12.5px; }
.parent-text {
  margin: 7px 0 8px;
  font-size: 14px;
  line-height: 1.45;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
}
.parent-link { color: var(--accent); font-size: 12.5px; text-decoration: none; }

/* ── Reply/QT segmented toggle ── */
.mode { display: flex; gap: 0; margin-bottom: 10px; }
.mode-btn {
  flex: 1;
  padding: 7px 0;
  background: var(--surface-2);
  color: var(--text-dim);
  border: 1px solid var(--border);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}
.mode-btn:first-child { border-radius: 8px 0 0 8px; }
.mode-btn:last-child { border-radius: 0 8px 8px 0; border-left: 0; }
.mode-btn.active { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }

/* ── Reply textarea ── */
.reply-text {
  width: 100%;
  min-height: 96px;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 11px 12px;
  font: inherit;
  font-size: 15px;
  line-height: 1.5;
  resize: none;
  outline: none;
}
.reply-text:focus { border-color: var(--accent); }

.card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 10px;
}
.charcount { color: var(--text-dim); font-size: 12.5px; }
.charcount.over { color: var(--danger); }

.actions { display: flex; gap: 8px; }
.btn {
  border: 0;
  border-radius: 9px;
  padding: 9px 16px;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.btn-skip { background: var(--surface-2); color: var(--text-dim); border: 1px solid var(--border); }
.btn-approve { background: var(--ok); color: #fff; }
.btn:active { transform: scale(0.97); }

.toast {
  position: fixed;
  left: 50%;
  bottom: 22px;
  transform: translateX(-50%);
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 16px;
  border-radius: 20px;
  font-size: 13.5px;
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
}
.toast.show { opacity: 1; }