@import "./theme.css";

.app {
  display: grid;
  grid-template-columns: var(--rail-w) 1fr;
  height: 100%;
  overflow: hidden;
}

/* —— left rail (DSH-like) —— */
.rail {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 14px 12px;
  background: var(--bg-elev);
  border-right: 1px solid var(--border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 6px;
}
.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(145deg, var(--brand), var(--brand-dim));
  box-shadow: inset 0 0 0 1px rgba(169, 217, 215, 0.25);
  display: grid;
  place-items: center;
  color: var(--accent-text);
  font-weight: 700;
  font-size: 13px;
}
.brand-name {
  font-weight: 650;
  letter-spacing: 0.02em;
}
.brand-sub {
  color: var(--text-faint);
  font-size: 11px;
}

.btn-new {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--brand);
  color: #fff;
  font-weight: 600;
  transition: background 0.15s ease;
}
.btn-new:hover {
  background: #2f94ab;
}

.rail-sec {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 6px 0;
  color: var(--text-faint);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.sess-search {
  width: 100%;
  height: 34px;
  padding: 0 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg);
  outline: none;
}
.sess-search:focus {
  border-color: var(--brand);
}

.sessions {
  flex: 1;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-right: 2px;
}

.sess {
  text-align: left;
  padding: 10px 10px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  border: 1px solid transparent;
}
.sess:hover {
  background: var(--bg-hover);
  color: var(--text);
}
.sess.active {
  background: var(--bg-card);
  border-color: var(--border-strong);
  color: var(--text);
}
.sess-title {
  font-weight: 550;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sess-meta {
  font-size: 11px;
  color: var(--text-faint);
  margin-top: 2px;
}

.rail-foot {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}
.workspace {
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 12px;
  font-family: var(--mono);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.rail-actions {
  display: flex;
  gap: 6px;
}
.icon-btn {
  flex: 1;
  height: 34px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  color: var(--text-muted);
}
.icon-btn:hover {
  background: var(--bg-hover);
  color: var(--text);
}

/* —— main column —— */
.main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--bg);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px var(--pad);
  border-bottom: 1px solid var(--border);
}
.topbar h1 {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
}
.chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.chip {
  height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-elev);
  color: var(--text-muted);
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.chip strong {
  color: var(--text);
  font-weight: 550;
}
.chip.ok {
  border-color: rgba(61, 154, 106, 0.35);
  color: var(--ok);
}

.transcript {
  flex: 1;
  overflow: auto;
  padding: 20px var(--pad) 8px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.empty {
  margin: auto;
  max-width: 420px;
  text-align: center;
  color: var(--text-muted);
}
.empty h2 {
  margin: 0 0 8px;
  color: var(--text);
  font-weight: 600;
  font-size: 20px;
}
.empty p {
  margin: 0;
  color: var(--text-faint);
}

.msg {
  max-width: 820px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.msg.user {
  align-items: flex-end;
}
.msg-role {
  font-size: 11px;
  color: var(--text-faint);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.bubble {
  padding: 12px 14px;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  white-space: pre-wrap;
  word-break: break-word;
}
.msg.user .bubble {
  background: linear-gradient(160deg, var(--brand-dim), #1a4a56);
  border-color: transparent;
}
.msg.assistant .bubble {
  background: var(--bg-elev);
}

.thought,
.tool-card {
  max-width: 820px;
  width: 100%;
  margin: 0 auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-elev);
  overflow: hidden;
}
.thought summary,
.tool-head {
  list-style: none;
  cursor: pointer;
  padding: 10px 12px;
  color: var(--text-muted);
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.thought summary::-webkit-details-marker {
  display: none;
}
.thought[open] summary {
  border-bottom: 1px solid var(--border);
}
.thought-body,
.tool-body {
  padding: 10px 12px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-muted);
  white-space: pre-wrap;
}
.tool-head .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--crab);
}
.tool-head .name {
  color: var(--text);
  font-weight: 550;
}
.tool-head .status {
  margin-left: auto;
  color: var(--text-faint);
}

.composer-wrap {
  padding: 10px var(--pad) 16px;
}
.composer {
  max-width: 820px;
  margin: 0 auto;
  border: 1px solid var(--border-strong);
  background: var(--bg-card);
  border-radius: 16px;
  padding: 10px 12px 8px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.composer textarea {
  width: 100%;
  min-height: 56px;
  max-height: 200px;
  resize: none;
  border: none;
  outline: none;
  background: transparent;
  padding: 4px 2px;
}
.composer-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.composer-left {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.send {
  height: 34px;
  min-width: 72px;
  padding: 0 14px;
  border-radius: 999px;
  background: var(--crab);
  color: #1a100c;
  font-weight: 650;
}
.send:disabled {
  opacity: 0.45;
  cursor: default;
}
.send.stop {
  background: var(--danger);
  color: #fff;
}

.consent {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: grid;
  place-items: center;
  z-index: 40;
}
.consent-card {
  width: min(480px, calc(100% - 32px));
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}
.consent-card h3 {
  margin: 0 0 8px;
}
.consent-card pre {
  margin: 0 0 14px;
  padding: 10px;
  background: var(--bg);
  border-radius: var(--radius-sm);
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-muted);
  max-height: 180px;
  overflow: auto;
}
.consent-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}
.consent-actions button {
  height: 34px;
  padding: 0 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.consent-actions .primary {
  background: var(--brand);
  border-color: transparent;
  color: #fff;
}

@media (max-width: 880px) {
  .app {
    grid-template-columns: 1fr;
  }
  .rail {
    display: none;
  }
}