/* ============================================================
   墨读 · 云端书库
   ============================================================ */

.cloud-panel {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  animation: cloudIn .22s ease;
}
.cloud-panel[hidden] { display: none; }

@keyframes cloudIn {
  from { opacity: 0; transform: translateX(14px); }
  to   { opacity: 1; transform: none; }
}

.cloud-head {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
  height: calc(var(--topbar-h) + var(--safe-t));
  padding: var(--safe-t) 12px 0;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--line);
}
.cloud-head-title {
  flex: 1 1 auto;
  text-align: center;
  font-size: 16px;
  font-weight: 600;
}

.cloud-body {
  flex: 1 1 auto;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 18px 16px calc(30px + var(--safe-b));
}

.cloud-section { max-width: 620px; margin: 0 auto; }
.cloud-section[hidden] { display: none; }

.cloud-lead {
  margin: 0 0 18px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-2);
}
.cloud-lead b { color: var(--text); }

/* ---------- 存储位置 ---------- */

.cloud-store {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.cloud-store-label {
  font-size: 13px;
  color: var(--text-3);
}
.cloud-radios { display: flex; gap: 8px; }

.cloud-radio {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--text-2);
  cursor: pointer;
  transition: border-color .16s, background .16s, color .16s;
}
.cloud-radio:hover { border-color: var(--text-3); }
.cloud-radio input { margin: 0; }
.cloud-radio span { display: inline-flex; align-items: baseline; gap: 5px; }
.cloud-radio em {
  font-style: normal;
  font-size: 10.5px;
  padding: 1px 5px;
  border-radius: 4px;
  color: #2F8F5B;
  background: rgba(47, 143, 91, .1);
}
.cloud-radio:has(input:checked) {
  border-color: #3A6EA5;
  color: var(--text);
  background: rgba(58, 110, 165, .07);
}

/* ---------- 内置云状态 ---------- */

.cloud-statusline {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}
.cloud-hint {
  margin: 7px 0 16px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--text-3);
}
/* 界面上必须能看见的风险提示，别只写在 README 里 */
.cloud-warn {
  margin: 0 0 18px;
  font-size: 12.5px;
  line-height: 1.65;
  color: #BF8A2E;
}
.dot-checking {
  background: var(--text-3);
  animation: dotPulse 1s ease-in-out infinite;
}
.dot-bad { background: #C0504D; }
@keyframes dotPulse {
  0%, 100% { opacity: .3; }
  50% { opacity: 1; }
}

/* ---------- 表单 ---------- */

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 13px;
}
.field label {
  font-size: 12.5px;
  color: var(--text-3);
}
.field input,
.field select {
  width: 100%;
  height: 43px;
  padding: 0 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  font-size: 14px;
  color: var(--text);
}
.field input:focus,
.field select:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(58, 74, 106, .12);
}
.field-row { display: flex; gap: 10px; }
.field-row .field { flex: 1 1 0; min-width: 0; }

.switch-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 0;
  font-size: 14px;
  color: var(--text-2);
  border-top: 1px solid var(--line);
  cursor: pointer;
}
.switch-row + .switch-row { border-top: 0; }
.switch-row input {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  accent-color: var(--brand-strong);
}

.cloud-actions { display: flex; gap: 10px; margin: 18px 0 0; }
.cloud-actions .btn {
  flex: 1 1 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  font-size: 14.5px;
}

.cloud-msg {
  min-height: 20px;
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-3);
  word-break: break-word;
}
.cloud-msg.is-ok { color: #2F8F5B; }
.cloud-msg.is-bad { color: var(--danger); }

/* ---------- 云书架 ---------- */

.cloud-stats {
  display: flex;
  gap: 16px;
  margin-bottom: 4px;
  font-size: 13px;
  color: var(--text-3);
}

.cloud-progress { margin: 16px 0 0; }
.cloud-progress[hidden] { display: none; }
.cloud-progress-text {
  margin-bottom: 7px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--text-2);
  word-break: break-all;
}

.cloud-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 16px;
}
.cloud-panel.is-busy .cloud-list { opacity: .5; pointer-events: none; }

.cloud-item {
  display: flex;
  align-items: stretch;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.cloud-item-main {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 12px 14px;
  text-align: left;
}
.cloud-item-main:active { background: var(--surface-2); }
.cloud-item-name {
  font-size: 14.5px;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.cloud-item-sub {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  color: var(--text-3);
}
.dot {
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  border-radius: 50%;
}
.dot-ok { background: #2F8F5B; }
.dot-warn { background: #BF8A2E; }
.dot-remote { background: #3A6EA5; }

.cloud-item-del {
  flex: 0 0 auto;
  width: 48px;
  font-size: 15px;
  color: var(--text-3);
  border-left: 1px solid var(--line);
}
.cloud-item-del:active { background: var(--surface-2); color: var(--danger); }

.cloud-empty {
  margin: 28px 0 0;
  text-align: center;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-3);
}
.cloud-empty[hidden] { display: none; }