/* 任意码 - 用户端样式 */

:root {
  --ink: #1a1d21;
  --ink-2: #565c66;
  --ink-3: #8b919b;
  --line: #e3e5e9;
  --line-2: #eef0f3;
  --bg: #f7f8fa;
  --card: #fff;
  --blue: #2563eb;
  --blue-d: #1d4ed8;
  --blue-l: #eff4ff;
  --green: #0f9d6e;
  --red: #dc2626;
  --amber: #b45309;
  --r: 6px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 14px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

a { color: inherit; text-decoration: none; }

button, input, select, textarea {
  font-family: inherit;
  font-size: 14px;
  color: inherit;
}

h1, h2, h3 { margin: 0; font-weight: 600; }

.wrap { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* ---------- 顶栏 ---------- */

.hd {
  background: var(--card);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 30;
}

.hd-in {
  height: 56px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -.2px;
}

.logo-ico {
  width: 26px;
  height: 26px;
  border-radius: 5px;
  background: var(--blue);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 14px;
}

.nav {
  display: flex;
  gap: 2px;
  flex: 1;
}

.nav a {
  padding: 6px 10px;
  border-radius: var(--r);
  color: var(--ink-2);
  font-size: 13.5px;
}

.nav a:hover { background: var(--line-2); color: var(--ink); }

.hd-user { display: flex; align-items: center; gap: 8px; }

/* ---------- 按钮 ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--card);
  color: var(--ink);
  font-size: 13.5px;
  cursor: pointer;
  transition: background .12s, border-color .12s, color .12s;
  white-space: nowrap;
}

.btn:hover { background: #f2f4f7; border-color: #d5d9df; }
.btn:active { background: #e9ecf1; }

.btn:disabled {
  opacity: .45;
  cursor: not-allowed;
  background: var(--card);
  border-color: var(--line);
}

.btn-primary {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
  font-weight: 500;
}

.btn-primary:hover { background: var(--blue-d); border-color: var(--blue-d); }
.btn-primary:active { background: #1a43bf; }
.btn-primary:disabled { background: var(--blue); border-color: var(--blue); color: #fff; }

.btn-sm { padding: 5px 10px; font-size: 13px; }
.btn-block { width: 100%; }

/* ---------- 页面标题 ---------- */

.page-head { padding: 22px 0 16px; }

.page-head h1 {
  font-size: 22px;
  letter-spacing: -.3px;
  margin-bottom: 5px;
}

.page-head p {
  margin: 0;
  color: var(--ink-2);
  font-size: 14px;
  max-width: 660px;
}

.notice {
  display: none;
  padding: 10px 14px;
  margin-bottom: 16px;
  background: var(--blue-l);
  border: 1px solid #d3e0fb;
  border-radius: var(--r);
  color: #1e40af;
  font-size: 13.5px;
}

.notice.show { display: block; }

/* ---------- 布局 ---------- */

.tool {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 16px;
  align-items: start;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.form-card { padding: 18px 20px 20px; }

.preview-card {
  padding: 18px;
  position: sticky;
  top: 72px;
}

.card-hd {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 14px;
}

.card-hd h2 { font-size: 15px; }

.card-tip {
  color: var(--ink-3);
  font-size: 12.5px;
  margin-left: auto;
  text-align: right;
}

/* ---------- 类型切换 ---------- */

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 18px;
}

.tab {
  padding: 5px 11px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--card);
  color: var(--ink-2);
  font-size: 13px;
  cursor: pointer;
}

.tab:hover { border-color: #c9cfd8; color: var(--ink); }

.tab.active {
  background: var(--blue-l);
  border-color: #b9cffa;
  color: var(--blue-d);
  font-weight: 500;
}

/* ---------- 表单 ---------- */

.field { margin-bottom: 12px; }

.field > label {
  display: block;
  font-size: 12.5px;
  color: var(--ink-2);
  margin-bottom: 5px;
}

.input, .select, .textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: #fcfcfd;
  outline: none;
  transition: border-color .12s, box-shadow .12s;
}

.input:hover, .select:hover, .textarea:hover { border-color: #cfd4dc; }

.input:focus, .select:focus, .textarea:focus {
  border-color: var(--blue);
  background: var(--card);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, .1);
}

.input:disabled { background: #f2f4f7; color: var(--ink-3); }

.textarea {
  min-height: 132px;
  resize: vertical;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.6;
}

.select { cursor: pointer; }

.row2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.counter {
  margin-top: 5px;
  text-align: right;
  font-size: 12px;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}

.counter.warn { color: var(--amber); }
.counter.bad { color: var(--red); }

.hint {
  margin-top: 5px;
  font-size: 12px;
  color: var(--ink-3);
}

.check {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: var(--ink-2);
  cursor: pointer;
  user-select: none;
}

.check input {
  width: 15px;
  height: 15px;
  margin: 0;
  accent-color: var(--blue);
  cursor: pointer;
}

.opt-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 14px;
}

.opt-grid .field { margin-bottom: 0; }

.sizes { display: flex; gap: 6px; }

.size-chip {
  flex: 1;
  padding: 7px 0;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: #fcfcfd;
  color: var(--ink-2);
  font-size: 13px;
  cursor: pointer;
  font-variant-numeric: tabular-nums;
}

.size-chip:hover { border-color: #cfd4dc; }

.size-chip.active {
  background: var(--blue-l);
  border-color: #b9cffa;
  color: var(--blue-d);
  font-weight: 500;
}

.color-row { display: flex; gap: 8px; }

.color-input {
  width: 36px;
  height: 34px;
  padding: 2px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--card);
  cursor: pointer;
  flex: none;
}

.color-row .input {
  max-width: 104px;
  font-family: var(--mono);
  font-size: 12.5px;
}

.color-input::-webkit-color-swatch-wrapper { padding: 0; }
.color-input::-webkit-color-swatch { border: none; border-radius: 4px; }

.opt-line {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.muted-tip { font-size: 12px; color: var(--ink-3); }

.submit-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--line-2);
}

.submit-row .btn-primary {
  min-width: 132px;
  padding: 9px 22px;
}

/* ---------- 预览 ---------- */

.preview-stage {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: #fcfcfd;
  padding: 12px;
  overflow: hidden;
}

.preview-stage:has(img) { background: #fff; }

.preview-stage img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  image-rendering: pixelated;
}

.preview-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--ink-3);
  font-size: 12.5px;
  text-align: center;
}

.pe-ico { font-size: 26px; color: #d3d7dd; }

.preview-meta {
  margin: 12px 0 0;
  font-size: 12.5px;
  display: grid;
  gap: 4px;
}

.preview-meta:empty { display: none; }

.preview-meta > div {
  display: flex;
  gap: 8px;
  min-width: 0;
}

.preview-meta dt {
  color: var(--ink-3);
  flex: none;
  width: 56px;
}

.preview-meta dd {
  margin: 0;
  color: var(--ink);
  min-width: 0;
  overflow-wrap: anywhere;
  font-variant-numeric: tabular-nums;
}

.preview-meta dd.mono { font-family: var(--mono); font-size: 12px; }

.preview-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 12px;
}

.preview-actions + .btn { margin-top: 8px; }

.quota {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line-2);
  font-size: 12.5px;
  color: var(--ink-3);
}

.quota b { color: var(--ink); font-weight: 500; font-variant-numeric: tabular-nums; }

/* ---------- 历史 ---------- */

.history { padding: 34px 0 48px; }

.sec-hd {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.sec-hd h2 { font-size: 16px; }
.sec-hd .btn { margin-left: auto; }

.empty-box {
  padding: 34px 20px;
  text-align: center;
  border: 1px dashed var(--line);
  border-radius: 8px;
  background: var(--card);
  color: var(--ink-2);
  font-size: 13.5px;
}

.empty-box p { margin: 0 0 4px; }
.empty-box p:last-child { margin-bottom: 0; }

.hist-table {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
  border-collapse: separate;
  border-spacing: 0;
  overflow: hidden;
  font-size: 13px;
}

.hist-table th {
  text-align: left;
  font-weight: 500;
  font-size: 12.5px;
  color: var(--ink-2);
  background: #fafbfc;
  padding: 9px 14px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.hist-table td {
  padding: 9px 14px;
  border-bottom: 1px solid var(--line-2);
  vertical-align: middle;
}

.hist-table tr:last-child td { border-bottom: none; }
.hist-table tbody tr:hover { background: #fafbfc; }

.hist-thumb {
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
  padding: 2px;
  display: block;
  cursor: pointer;
}

.hist-thumb img { width: 100%; height: 100%; display: block; image-rendering: pixelated; }

.hist-type {
  display: inline-block;
  padding: 1px 7px;
  border-radius: 3px;
  background: var(--line-2);
  color: var(--ink-2);
  font-size: 12px;
}

.hist-text {
  max-width: 0;
  width: 100%;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-2);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.hist-time {
  color: var(--ink-3);
  font-size: 12.5px;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.hist-ops { display: flex; gap: 6px; justify-content: flex-end; }

.icon-btn {
  width: 26px;
  height: 26px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--card);
  color: var(--ink-3);
  cursor: pointer;
  display: grid;
  place-items: center;
  font-size: 14px;
  line-height: 1;
}

.icon-btn:hover { color: var(--ink); background: #f2f4f7; }
.icon-btn.danger:hover { color: var(--red); border-color: #f3c2c2; background: #fef5f5; }

/* ---------- 页脚 ---------- */

.ft {
  border-top: 1px solid var(--line);
  background: var(--card);
  padding: 22px 0 26px;
  font-size: 12.5px;
  color: var(--ink-3);
}

.ft p { margin: 6px 0 0; }

.ft-links {
  display: flex;
  gap: 16px;
  margin-bottom: 8px;
}

.ft-links a { color: var(--ink-2); }
.ft-links a:hover { color: var(--blue); }

/* ---------- 弹窗 ---------- */

.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(20, 23, 28, .42);
  display: none;
  place-items: center;
  z-index: 100;
  padding: 20px;
}

.modal-mask.show { display: grid; }

.modal {
  width: 100%;
  max-width: 380px;
  background: var(--card);
  border-radius: 8px;
  padding: 22px;
  box-shadow: 0 12px 40px rgba(15, 20, 30, .18);
}

.modal h3 { font-size: 17px; margin-bottom: 4px; }

.modal-sub {
  margin: 0 0 16px;
  font-size: 13px;
  color: var(--ink-2);
}

.modal-tabs {
  display: flex;
  gap: 4px;
  padding: 3px;
  background: var(--line-2);
  border-radius: var(--r);
  margin-bottom: 16px;
}

.modal-tabs button {
  flex: 1;
  padding: 6px;
  border: none;
  border-radius: 4px;
  background: transparent;
  color: var(--ink-2);
  font-size: 13.5px;
  cursor: pointer;
}

.modal-tabs button.active {
  background: var(--card);
  color: var(--ink);
  font-weight: 500;
  box-shadow: 0 1px 2px rgba(15, 20, 30, .08);
}

.modal-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 18px;
}

.modal-actions .btn-primary { min-width: 84px; }

/* ---------- 提示 ---------- */

#toasts {
  position: fixed;
  right: 20px;
  bottom: 20px;
  display: grid;
  gap: 8px;
  z-index: 200;
}

.toast {
  max-width: 320px;
  padding: 10px 14px;
  border-radius: var(--r);
  background: #23272e;
  color: #fff;
  font-size: 13px;
  box-shadow: 0 8px 24px rgba(15, 20, 30, .22);
  animation: toast-in .16s ease-out;
}

.toast.ok { background: #10805c; }
.toast.err { background: #b91c1c; }

@keyframes toast-in {
  from { transform: translateY(8px); opacity: 0; }
  to { transform: none; opacity: 1; }
}

/* ---------- 用户区 ---------- */

.user-menu {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
}

.avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--blue-l);
  color: var(--blue-d);
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 600;
  flex: none;
}

/* ---------- 维护遮罩 ---------- */

.maintenance-mask {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: none;
  place-items: center;
  background: var(--bg);
  text-align: center;
  padding: 24px;
}

.maintenance-mask.show { display: grid; }
.maintenance-mask h2 { font-size: 20px; margin-bottom: 8px; }
.maintenance-mask p { color: var(--ink-2); margin: 0 0 18px; }

/* ---------- 响应式 ---------- */

@media (max-width: 900px) {
  .tool { grid-template-columns: 1fr; }
  .preview-card { position: static; }
  .preview-stage { max-width: 280px; margin: 0 auto; }
}

@media (max-width: 640px) {
  .wrap { padding: 0 14px; }
  .hd-in { gap: 12px; }
  .nav { gap: 0; }
  .nav a { padding: 6px 8px; }
  .opt-grid, .row2 { grid-template-columns: 1fr; }
  .hist-table th:nth-child(4),
  .hist-table td:nth-child(4) { display: none; }
  .page-head h1 { font-size: 20px; }
}