:root {
  --bg: #f5f2ec;
  --panel: #fffdf9;
  --panel-border: #e8e1d4;
  --ink: #2b2620;
  --ink-soft: #6f665a;
  --ink-faint: #a89f8f;
  --accent: #c1552c;
  --accent-soft: #f0dccf;
  --accent-ink: #7a3418;
  --user-bubble: #eef1e9;
  --assistant-bubble: #ffffff;
  --shadow: 0 1px 2px rgba(43, 38, 32, 0.04), 0 6px 20px rgba(43, 38, 32, 0.06);
  --shadow-sm: 0 1px 3px rgba(43, 38, 32, 0.06);
  --radius: 16px;
  --radius-sm: 10px;
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  background: linear-gradient(180deg, #f8f5ef 0%, #f2ede4 100%);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}

/* ---------- Login ---------- */

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 360px;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 36px 32px 32px;
  text-align: center;
}

.login-logo {
  width: 44px;
  height: 44px;
  margin: 0 auto 16px;
  border-radius: 12px;
  background: linear-gradient(135deg, #e08a4f, var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: var(--shadow-sm);
}

.login-card h1 {
  margin: 0 0 4px;
  font-size: 1.3rem;
  font-weight: 650;
}

.login-sub {
  margin: 0 0 24px;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.login-card form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.login-card input[type="password"] {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--panel-border);
  background: #fbf9f5;
  font-size: 0.95rem;
  color: var(--ink);
}

.login-card input[type="password"]:focus {
  outline: none;
  border-color: var(--accent);
  background: #fff;
}

.login-card button {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: none;
  background: var(--accent);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}

.login-card button:hover {
  background: var(--accent-ink);
}

.login-error {
  margin: 16px 0 0;
  color: #a3341c;
  background: #fbe7e0;
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 0.85rem;
}

/* ---------- App shell ---------- */

.app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 18px 28px;
  border-bottom: 1px solid var(--panel-border);
  background: linear-gradient(180deg, #fbf8f2, rgba(251, 248, 242, 0));
  flex-wrap: wrap;
}

.topbar h1 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.topbar .subtitle {
  color: var(--ink-soft);
  font-size: 0.85rem;
}

.layout {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(320px, 440px) 1fr;
  gap: 20px;
  padding: 20px 28px 28px;
  min-height: 0;
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  min-height: 0;
}

/* ---------- Chat panel ---------- */

.chat-panel {
  height: calc(100vh - 130px);
  min-height: 420px;
}

.chat-log {
  flex: 1;
  overflow-y: auto;
  padding: 20px 20px 8px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.chat-empty {
  color: var(--ink-faint);
  font-size: 0.9rem;
  margin: auto;
  text-align: center;
  padding: 20px;
  line-height: 1.5;
}

.msg {
  max-width: 88%;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.msg.user {
  align-self: flex-end;
  align-items: flex-end;
}

.msg.assistant {
  align-self: flex-start;
  align-items: flex-start;
}

.msg-content {
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.92rem;
  line-height: 1.5;
  white-space: pre-wrap;
  word-wrap: break-word;
}

.msg.user .msg-content {
  background: var(--user-bubble);
  color: var(--ink);
  border-bottom-right-radius: 4px;
}

.msg.assistant .msg-content {
  background: var(--assistant-bubble);
  border: 1px solid var(--panel-border);
  border-bottom-left-radius: 4px;
}

.msg.assistant .msg-content:empty {
  display: none;
}

.tool-status {
  font-size: 0.78rem;
  color: var(--ink-faint);
  font-style: italic;
  padding: 1px 4px;
  display: flex;
  align-items: center;
  gap: 5px;
}

.tool-status::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--ink-faint);
  flex: none;
}

.turn-meta {
  font-size: 0.72rem;
  color: var(--ink-faint);
  padding: 0 4px;
}

.thinking {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
}

.thinking span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ink-faint);
  animation: pulse 1.1s infinite ease-in-out;
}

.thinking span:nth-child(2) { animation-delay: 0.15s; }
.thinking span:nth-child(3) { animation-delay: 0.3s; }

@keyframes pulse {
  0%, 80%, 100% { opacity: 0.25; transform: scale(0.85); }
  40% { opacity: 1; transform: scale(1); }
}

.chat-input-row {
  display: flex;
  gap: 10px;
  padding: 14px 16px;
  border-top: 1px solid var(--panel-border);
}

.chat-input-row input {
  flex: 1;
  padding: 11px 14px;
  border-radius: 999px;
  border: 1px solid var(--panel-border);
  background: #fbf9f5;
  font-size: 0.92rem;
}

.chat-input-row input:focus {
  outline: none;
  border-color: var(--accent);
  background: #fff;
}

.chat-input-row button {
  padding: 0 20px;
  border-radius: 999px;
  border: none;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background 0.15s ease, opacity 0.15s ease;
}

.chat-input-row button:hover {
  background: var(--accent-ink);
}

.chat-input-row button:disabled,
.chat-input-row input:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

/* ---------- Gallery panel ---------- */

.gallery-panel {
  height: calc(100vh - 130px);
  min-height: 420px;
}

.gallery-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px 12px;
  border-bottom: 1px solid var(--panel-border);
}

.gallery-header h2 {
  margin: 0;
  font-size: 1rem;
  font-weight: 650;
}

.refresh-btn {
  border: 1px solid var(--panel-border);
  background: #fbf9f5;
  width: 32px;
  height: 32px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.95rem;
  color: var(--ink-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.4s ease, background 0.15s ease;
}

.refresh-btn:hover {
  background: var(--accent-soft);
  color: var(--accent-ink);
}

.refresh-btn.spinning {
  animation: spin 0.7s linear;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.gallery {
  flex: 1;
  overflow-y: auto;
  padding: 18px 22px 24px;
}

.gallery-empty {
  color: var(--ink-faint);
  font-size: 0.9rem;
  text-align: center;
  padding: 60px 20px;
  line-height: 1.6;
}

.episode {
  margin-bottom: 26px;
}

.episode:last-child {
  margin-bottom: 4px;
}

.episode-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}

.episode-heading {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.episode-title {
  font-size: 0.98rem;
  font-weight: 650;
  text-transform: capitalize;
}

.episode-id {
  font-size: 0.72rem;
  color: var(--ink-faint);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* ---------- Episode states: new / processing / error / incomplete ---------- */

.episode-action-row {
  margin-bottom: 4px;
}

.episode-action-btn {
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, opacity 0.15s ease;
  white-space: nowrap;
}

.episode-action-btn:hover {
  background: var(--accent-ink);
  border-color: var(--accent-ink);
}

.episode-action-btn-secondary {
  padding: 5px 12px;
  font-size: 0.72rem;
  background: transparent;
  color: var(--accent-ink);
  border: 1px solid var(--panel-border);
}

.episode-action-btn-secondary:hover {
  background: var(--accent-soft);
  border-color: var(--accent-soft);
}

.episode-progress {
  background: #fbf9f5;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.progress-message {
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.progress-count {
  font-size: 0.75rem;
  color: var(--ink-faint);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.episode-error {
  background: #fbe7e0;
  border: 1px solid #f0c9b8;
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}

.error-message {
  font-size: 0.85rem;
  color: #a3341c;
}

.episode-note {
  color: var(--ink-faint);
  font-size: 0.85rem;
  font-style: italic;
  margin: 0;
}

.gallery-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--ink);
  color: #fff;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 0.85rem;
  box-shadow: var(--shadow);
  z-index: 100;
}

.clip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 14px;
}

.clip-card {
  background: #fbf9f5;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
}

.clip-card video {
  width: 100%;
  aspect-ratio: 9 / 16;
  background: #1c1a17;
  display: block;
}

.clip-meta {
  padding: 10px 12px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.clip-name {
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.3;
}

.clip-sub {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.clip-size {
  font-size: 0.72rem;
  color: var(--ink-faint);
}

.clip-download {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-ink);
  text-decoration: none;
  background: var(--accent-soft);
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

.clip-download:hover {
  background: #e6c6ac;
}

.clip-variant {
  display: inline-block;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
}