/* ══════════════════════════════════════════════════════════════
   vault.css —— 保险箱（数字密码锁屏 + 文件列表 + 分片上传队列）
   ══════════════════════════════════════════════════════════════ */

/* ---------- 锁屏 ---------- */

.vt-lock { display: flex; justify-content: center; padding: 6px 0 40px; }
.vt-lock[hidden], .vt-main[hidden] { display: none; }
.vt-card {
  width: min(380px, 100%);
  padding: 34px 28px 26px;
  border-radius: 28px;
  background: var(--fill);
  text-align: center;
  display: flex; flex-direction: column; align-items: center;
}
.vt-badge {
  width: 64px; height: 64px; border-radius: 20px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--g1), var(--g2) 55%, var(--g3));
  box-shadow: 0 12px 30px -12px color-mix(in srgb, var(--g2) 80%, transparent);
  margin-bottom: 18px;
}
.vt-badge svg { width: 32px; height: 32px; fill: none; stroke: #fff; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.vt-card h2 { margin: 0 0 6px; font-size: 22px; font-weight: 700; letter-spacing: -0.01em; }
.vt-sub { margin: 0; font-size: 13.5px; color: var(--text-secondary); min-height: 20px; }

.vt-dots { display: flex; gap: 16px; margin: 26px 0 10px; }
.vt-dots i {
  width: 14px; height: 14px; border-radius: 50%;
  border: 1.6px solid color-mix(in srgb, var(--g2) 70%, var(--hairline));
  transition: background 0.15s var(--ease), transform 0.15s var(--ease-out);
}
.vt-dots i.on { background: var(--g2); border-color: var(--g2); transform: scale(1.08); }
.vt-dots.shake { animation: vtShake 0.42s var(--ease-io); }
@keyframes vtShake {
  15%, 55% { transform: translateX(-9px); }
  35%, 75% { transform: translateX(9px); }
  90% { transform: translateX(-3px); }
}
.vt-msg { min-height: 22px; font-size: 13px; color: var(--text-secondary); margin-bottom: 8px; }
.vt-msg.bad { color: var(--danger); }

.vt-pad {
  display: grid; grid-template-columns: repeat(3, 76px); gap: 14px 22px;
  transition: opacity 0.2s var(--ease);
}
.vt-pad.off { opacity: 0.35; pointer-events: none; }
.vt-pad button {
  width: 76px; height: 76px; border-radius: 50%;
  border: 0; cursor: pointer;
  background: var(--bg);
  color: var(--text);
  font: inherit; font-size: 30px; font-weight: 400;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
  transition: background 0.12s var(--ease), transform 0.12s var(--ease);
  -webkit-tap-highlight-color: transparent;
  font-variant-numeric: tabular-nums;
}
.vt-pad button:active { background: color-mix(in srgb, var(--g2) 18%, var(--bg)); transform: scale(0.94); }
.vt-pad .vt-text { background: none; box-shadow: none; font-size: 15px; color: var(--text-secondary); }
.vt-pad .vt-text svg { width: 26px; height: 26px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linejoin: round; stroke-linecap: round; }
.vt-alt { margin-top: 16px; color: var(--text-secondary); }

/* ---------- 解锁后 ---------- */

.vt-main { position: relative; max-width: 980px; margin: 0 auto; }
.vt-head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  padding: 24px 26px; border-radius: 22px; background: var(--fill); margin-bottom: 16px;
}
.vt-usage { flex: 1; min-width: 240px; }
.vt-usage-top { display: flex; align-items: baseline; gap: 6px; }
.vt-usage-top b { font-size: 30px; font-weight: 700; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.vt-usage-top b:last-child {
  margin-left: auto; font-size: 17px;
  background-image: linear-gradient(90deg, var(--g1), var(--g3));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.vt-usage-top span { font-size: 14px; color: var(--text-secondary); }
.vt-bar { display: flex; height: 8px; border-radius: 5px; background: color-mix(in srgb, var(--text) 8%, transparent); overflow: hidden; margin: 12px 0 8px; }
.vt-bar i { display: block; height: 100%; min-width: 0; transition: width 0.6s var(--ease-out); }
#vt-bar-vault { background: linear-gradient(90deg, var(--g1), var(--g2)); }
#vt-bar-diary { background: linear-gradient(90deg, #f58529, #dd2a7b); }
.vt-usage-note { font-size: 12px; color: var(--text-secondary); }
.vt-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.vt-actions .tile-cta { margin: 0; padding: 10px 18px 10px 20px; font-size: 15px; white-space: nowrap; }
.vt-lockbtn { display: inline-flex; align-items: center; gap: 5px; }
.vt-lockbtn svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }

.vt-queue { display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; }
.vt-queue:empty { display: none; }
.vt-q { padding: 11px 14px; border-radius: 14px; background: var(--fill); }
.vt-q-top { display: flex; align-items: center; gap: 10px; font-size: 13px; }
.vt-q-top b { flex: 1; min-width: 0; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.vt-q-st { color: var(--text-secondary); font-family: var(--mono); font-size: 12px; white-space: nowrap; }
.vt-q.done .vt-q-st { color: #1a8f3c; }
.vt-q.err .vt-q-st { color: var(--danger); white-space: normal; }
.vt-q-bar { height: 4px; border-radius: 3px; background: color-mix(in srgb, var(--text) 8%, transparent); margin-top: 8px; overflow: hidden; }
.vt-q-bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--g1), var(--g2)); transition: width 0.3s var(--ease-out); }
.vt-q.err .vt-q-bar i { background: var(--danger); }
.vt-q.cancel { opacity: 0.55; }

.vt-tools { display: flex; flex-direction: column; gap: 10px; margin-bottom: 12px; }
.vt-search .inp { font-size: 16px; padding: 12px 16px 12px 44px; }
.vt-search svg { left: 15px; width: 18px; height: 18px; }
.vt-folders { display: flex; flex-wrap: wrap; gap: 6px; }
.vt-folders:empty { display: none; }
.vt-chip {
  border: 1px solid var(--hairline); background: var(--bg); color: var(--text);
  border-radius: 980px; padding: 5px 13px; font: inherit; font-size: 13px; cursor: pointer;
}
.vt-chip.on { border-color: transparent; color: #fff; background: linear-gradient(90deg, var(--g1), var(--g2)); }

.vt-list { border: 1px solid var(--hairline); border-radius: 20px; overflow: hidden; background: var(--bg); }
.vt-list:empty { display: none; }
.vt-row {
  display: grid; grid-template-columns: 42px minmax(0, 1fr) auto; align-items: center; gap: 14px;
  padding: 12px 14px 12px 16px; border-top: 1px solid var(--hairline);
  transition: background 0.2s var(--ease);
}
.vt-row:first-child { border-top: 0; }
@media (hover: hover) { .vt-row:hover { background: var(--fill); } }
.vt-ic {
  position: relative; width: 42px; height: 50px; border-radius: 8px;
  background: color-mix(in srgb, var(--c) 13%, var(--bg)); color: var(--c);
  display: flex; align-items: flex-end; justify-content: center; padding-bottom: 7px;
  font-family: var(--mono); font-size: 9.5px; font-weight: 700; letter-spacing: 0.03em;
  clip-path: polygon(0 0, 72% 0, 100% 22%, 100% 100%, 0 100%);
}
.vt-ic::after {
  content: ""; position: absolute; top: 0; right: 0; width: 28%; height: 22%;
  background: color-mix(in srgb, var(--c) 32%, var(--bg)); border-bottom-left-radius: 4px;
}
.vt-name { min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.vt-name b { font-size: 15px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.vt-name small { font-size: 12px; color: var(--text-secondary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.vt-path { color: var(--g2); }
.vt-ren { font-size: 15px; padding: 6px 10px; }
.vt-acts { display: flex; gap: 2px; }
.vt-btn {
  height: 36px; min-width: 36px; padding: 0; border: 0; border-radius: 980px; background: none; color: var(--text);
  display: inline-flex; align-items: center; justify-content: center; gap: 5px; cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), padding 0.2s var(--ease);
}
.vt-btn svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.vt-btn:hover { background: color-mix(in srgb, var(--text) 7%, transparent); }
.vt-btn:disabled { opacity: 0.4; }
.vt-del span { display: none; font-size: 12.5px; font-weight: 600; }
.vt-del.arm { background: var(--danger); color: #fff; padding: 0 12px; }
.vt-del.arm span { display: inline; }
.vt-empty { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 54px 20px 60px; text-align: center; }
.vt-empty b { font-size: 19px; margin-top: 4px; }
.vt-empty span { font-size: 14px; color: var(--text-secondary); }

.vt-more { margin: 22px 0 10px; font-size: 14px; }
.vt-more summary { cursor: pointer; color: var(--text-secondary); list-style: none; }
.vt-more summary::-webkit-details-marker { display: none; }
.vt-more summary::after { content: " ›"; display: inline-block; transition: transform 0.25s var(--ease); }
.vt-more[open] summary::after { transform: rotate(90deg); }
.vt-more-body { padding: 14px 0 0; }
.vt-more ul { margin: 14px 0 0; padding-left: 20px; color: var(--text-secondary); line-height: 1.9; font-size: 13px; }

.vt-dropmask {
  position: fixed; inset: 0; z-index: 150; pointer-events: none;
  display: flex; align-items: center; justify-content: center;
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  opacity: 0; transition: opacity 0.2s var(--ease);
}
.vt-dropmask div {
  padding: 26px 40px; border-radius: 24px; font-size: 20px; font-weight: 700; color: #fff;
  background: linear-gradient(135deg, var(--g1), var(--g2) 55%, var(--g3));
  box-shadow: 0 20px 50px -18px color-mix(in srgb, var(--g2) 80%, transparent);
}
.vt-main.drag .vt-dropmask { opacity: 1; }

.vt-toast {
  position: fixed; left: 50%; bottom: 40px; z-index: 300;
  transform: translate(-50%, 20px); opacity: 0;
  padding: 11px 20px; border-radius: 980px; background: rgba(29, 29, 31, 0.92); color: #fff; font-size: 14px;
  transition: opacity 0.3s var(--ease), transform 0.4s var(--ease-out);
}
.vt-toast.on { opacity: 1; transform: translate(-50%, 0); }

/* ══════════════ 手机 ══════════════ */
@media (max-width: 734px) {
  .vt-card { padding: 28px 16px 22px; border-radius: 24px; }
  .vt-pad { grid-template-columns: repeat(3, 72px); gap: 12px 20px; }
  .vt-pad button { width: 72px; height: 72px; font-size: 28px; }
  .vt-head { padding: 18px; border-radius: 18px; }
  .vt-actions { width: 100%; display: grid; grid-template-columns: 1fr 1fr auto; gap: 8px; }
  .vt-actions .tile-cta { width: auto; justify-content: center; padding: 10px 10px; font-size: 14px; }
  .vt-actions .tile-cta svg { display: none; }
  .vt-lockbtn { min-height: 40px; }
  .vt-row { grid-template-columns: 36px minmax(0, 1fr) auto; gap: 10px; padding: 11px 8px 11px 12px; }
  .vt-ic { width: 36px; height: 44px; font-size: 8.5px; }
  .vt-btn { min-width: 34px; height: 34px; }
  .vt-list { border-radius: 16px; }
  .vt-toast { bottom: calc(var(--bar-h) + 24px + env(safe-area-inset-bottom)); }
}

@media (prefers-reduced-motion: reduce) {
  .vt-dots.shake { animation: none; }
}