/* ============ Cloudlet 云浏览器 ============ */
:root {
  --bg: #dfe5f0;
  --chrome: #f3f5f9;
  --chrome-deep: #e7ebf3;
  --toolbar: #ffffff;
  --stage-bg: #ffffff;
  --border: #d4d9e3;
  --text: #1f2430;
  --text-dim: #6b7383;
  --accent: #2b7de9;
  --accent-soft: #e7f0fe;
  --tab-h: 36px;
  --toolbar-h: 46px;
  --radius: 10px;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; height: 100%; }
body {
  font-family: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
               "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow: hidden;
  font-size: 14px;
}

#app { position: fixed; inset: 0; overflow: hidden; }

/* ---------- 浏览器主体（可整体旋转） ---------- */
#browser {
  position: absolute;
  left: 0; top: 0;
  width: 100vw; height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--chrome);
  transform-origin: 0 0;
  transition: transform .35s cubic-bezier(.4,0,.2,1), width .35s, height .35s;
  overflow: hidden;
}
/* 竖屏模式：几何完全由视口单位驱动 ——
   旋转前宽度=100vh（成为视觉高度，恒占满整页高度），
   旋转前高度=设备宽（成为视觉宽度），translateX 拉回并水平居中 */
#app.portrait {
  background: radial-gradient(120% 90% at 50% 42%, #e9eef8 0%, #dbe3f0 55%, #cfd8ea 100%);
}
#app.portrait #browser {
  width: 100vh;
  height: min(var(--pw, 390px), 100vw);
  transform: translateX(calc(50vw + min(var(--pw, 390px), 100vw) / 2)) rotate(90deg);
  box-shadow: 0 0 0 1px rgba(20, 30, 60, .14), 0 24px 90px rgba(20, 30, 60, .28);
}

/* ---------- 标签栏 ---------- */
#tabbar {
  height: var(--tab-h);
  display: flex;
  align-items: flex-end;
  padding: 6px 8px 0;
  background: var(--chrome);
  flex: 0 0 auto;
}
#tabs { display: flex; align-items: flex-end; flex: 1; min-width: 0; overflow: hidden; }

.tab {
  display: flex;
  align-items: center;
  gap: 7px;
  height: 30px;
  max-width: 210px;
  min-width: 64px;
  padding: 0 6px 0 11px;
  margin-right: 3px;
  border-radius: 9px 9px 0 0;
  border: 1px solid transparent;
  border-bottom: none;
  background: transparent;
  color: var(--text-dim);
  font-size: 12.5px;
  cursor: default;
  user-select: none;
  flex: 0 1 auto;
}
.tab:hover { background: var(--chrome-deep); }
.tab.active {
  background: var(--toolbar);
  color: var(--text);
  border-color: var(--border);
}
.tab-favicon { width: 16px; height: 16px; flex: 0 0 auto; border-radius: 3px; }
.tab-title { flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tab-close {
  flex: 0 0 auto;
  width: 18px; height: 18px;
  border: none; border-radius: 50%;
  background: transparent; color: inherit;
  display: flex; align-items: center; justify-content: center;
  cursor: default; padding: 0;
}
.tab-close:hover { background: rgba(0,0,0,.09); }
.tab-close svg { width: 10px; height: 10px; }
.tab.spin .tab-favicon { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

#new-tab-btn {
  flex: 0 0 auto;
  margin: 0 2px 3px 4px;
}

/* ---------- 通用图标按钮 ---------- */
.icon-btn {
  width: 30px; height: 30px;
  border: none; border-radius: 8px;
  background: transparent;
  color: #4a5160;
  display: inline-flex; align-items: center; justify-content: center;
  cursor: default; padding: 0; flex: 0 0 auto;
}
.icon-btn svg { width: 18px; height: 18px; }
.icon-btn:hover:not(:disabled) { background: rgba(0,0,0,.07); }
.icon-btn:active:not(:disabled) { background: rgba(0,0,0,.12); }
.icon-btn:disabled { opacity: .32; }
.icon-btn.small { width: 26px; height: 26px; }
.icon-btn.small svg { width: 16px; height: 16px; }

/* ---------- 工具栏 ---------- */
#toolbar {
  height: var(--toolbar-h);
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 10px;
  background: var(--toolbar);
  border-bottom: 1px solid var(--border);
}
.tb-left, .tb-right { display: flex; align-items: center; gap: 2px; flex: 0 0 auto; }

#address-wrap { flex: 1; min-width: 60px; display: flex; }
#address-box {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 7px;
  height: 32px;
  padding: 0 6px 0 11px;
  border-radius: 999px;
  background: var(--chrome-deep);
  border: 2px solid transparent;
}
#address-box:focus-within {
  background: #fff;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(43,125,233,.15);
}
#addr-lock { width: 14px; height: 14px; color: var(--text-dim); flex: 0 0 auto; }
#address {
  flex: 1; min-width: 0;
  border: none; outline: none; background: transparent;
  font-size: 13.5px; color: var(--text);
  font-family: inherit;
}
#mode-badge {
  flex: 0 0 auto;
  font-size: 10.5px;
  padding: 1px 7px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}
#mode-badge.direct { background: #e9f7ef; color: #1c9d55; }

.chip {
  height: 28px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 12.5px;
  font-weight: 600;
  cursor: default;
  font-family: inherit;
  flex: 0 0 auto;
}
.chip.direct { background: #e9f7ef; color: #1c9d55; border-color: #bfe6cf; }
.chip:hover { filter: brightness(.97); }

#device-size {
  height: 28px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #fff;
  font-size: 12px;
  color: var(--text);
  padding: 0 4px;
  font-family: inherit;
}

/* ---------- 书签栏 ---------- */
#bookmarks-bar {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 4px 10px;
  background: var(--toolbar);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  scrollbar-width: thin;
}
.bm-chip {
  display: inline-flex; align-items: center; gap: 6px;
  height: 26px; padding: 0 9px;
  border-radius: 7px;
  border: none; background: transparent;
  font-size: 12.5px; color: var(--text);
  cursor: default; font-family: inherit;
  max-width: 180px; flex: 0 0 auto;
}
.bm-chip:hover { background: var(--chrome-deep); }
.bm-chip img { width: 14px; height: 14px; border-radius: 3px; }
.bm-chip span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bm-empty { font-size: 12px; color: var(--text-dim); padding: 0 4px; }

/* ---------- 页面舞台 ---------- */
#stage { flex: 1; position: relative; background: var(--stage-bg); min-height: 0; }
.frame-wrap { position: absolute; inset: 0; display: none; background: #fff; }
.frame-wrap.active { display: block; }
.frame-wrap iframe { width: 100%; height: 100%; border: none; background: #fff; }

/* ---------- 面板 / 弹层 ---------- */
.panel {
  position: fixed;
  z-index: 60;
  min-width: 240px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 10px 34px rgba(20,30,60,.18);
  padding: 6px;
}
.panel-item {
  display: flex; align-items: center; gap: 10px;
  width: 100%;
  padding: 8px 10px;
  border: none; border-radius: 8px;
  background: transparent;
  font-size: 13.5px; color: var(--text);
  text-align: left; cursor: default; font-family: inherit;
}
.panel-item svg { width: 17px; height: 17px; color: var(--text-dim); flex: 0 0 auto; }
.panel-item:hover { background: var(--chrome-deep); }
.panel-sep { height: 1px; background: var(--border); margin: 5px 6px; }
.panel-label { font-size: 11.5px; color: var(--text-dim); padding: 4px 10px 2px; }
.panel-about { font-size: 11px; color: var(--text-dim); text-align: center; padding: 6px; }

.engine-row {
  display: flex; align-items: center; gap: 9px;
  padding: 7px 10px; border-radius: 8px;
  font-size: 13.5px; cursor: default;
}
.engine-row:hover { background: var(--chrome-deep); }
.engine-row input { accent-color: var(--accent); margin: 0; }

.bigpanel {
  position: fixed;
  z-index: 70;
  top: 60px; bottom: 40px; left: 50%;
  transform: translateX(-50%);
  width: min(620px, calc(100vw - 48px));
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 16px 50px rgba(20,30,60,.22);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.bigpanel-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 15px; font-weight: 600;
}
#bigpanel-body { flex: 1; overflow-y: auto; padding: 8px; }

.hist-row, .bm-row {
  display: flex; align-items: center; gap: 9px;
  padding: 7px 8px; border-radius: 8px;
  font-size: 13px;
}
.hist-row:hover, .bm-row:hover { background: var(--chrome-deep); }
.hist-row img, .bm-row img { width: 16px; height: 16px; border-radius: 3px; flex: 0 0 auto; }
.hist-row .h-main, .bm-row .h-main { flex: 1; min-width: 0; cursor: default; }
.hist-row .h-title, .bm-row .h-title {
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--text);
}
.hist-row .h-url, .bm-row .h-url {
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  color: var(--text-dim); font-size: 11.5px;
}
.hist-row .h-time { flex: 0 0 auto; color: var(--text-dim); font-size: 11.5px; }
.row-del {
  flex: 0 0 auto;
  border: none; background: transparent; color: var(--text-dim);
  width: 24px; height: 24px; border-radius: 6px; cursor: default;
  display: inline-flex; align-items: center; justify-content: center;
}
.row-del:hover { background: rgba(0,0,0,.08); color: #d33; }
.row-del svg { width: 13px; height: 13px; }

.panel-empty { text-align: center; color: var(--text-dim); padding: 40px 0; font-size: 13px; }

#scrim { position: fixed; inset: 0; z-index: 50; background: rgba(15,20,35,.25); }

#toast {
  position: fixed;
  left: 50%; bottom: 28px;
  transform: translateX(-50%);
  z-index: 90;
  background: #232838;
  color: #fff;
  font-size: 13px;
  padding: 9px 18px;
  border-radius: 999px;
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
  max-width: 80vw;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: #c3c9d6; border-radius: 999px; border: 2px solid transparent; background-clip: content-box; }
::-webkit-scrollbar-track { background: transparent; }