/* =====================================================================
   Liquid Glass UI  ·  设计系统
   适用：前台签名页 / 后台管理 / 安装向导
   特性：毛玻璃 · 高光折射边缘 · 响应式 · 亮暗双主题
   ===================================================================== */

/* ---------- 1. 主题变量 ---------- */
:root {
  --bg-base:      #e9eefb;
  --blob-1:       #6aa8ff;
  --blob-2:       #b98cff;
  --blob-3:       #4fe0c8;
  --blob-4:       #ffb877;

  --glass-bg:        rgba(255, 255, 255, .58);
  --glass-bg-strong: rgba(255, 255, 255, .78);
  --glass-bg-soft:   rgba(255, 255, 255, .34);
  --glass-border:    rgba(255, 255, 255, .78);
  --glass-inner:     rgba(255, 255, 255, .92);
  --sheen:           .85;

  --text:      #0d1424;
  --text-soft: rgba(13, 20, 36, .66);
  --text-dim:  rgba(13, 20, 36, .44);
  --hairline:  rgba(13, 20, 36, .10);
  --fill:      rgba(13, 20, 36, .05);
  --fill-hover:rgba(13, 20, 36, .085);

  --accent:    #2f6bff;
  --accent-2:  #7b5cff;
  --accent-ink:#ffffff;
  --ok:        #0a8f4d;
  --warn:      #b26a00;
  --danger:    #d23b3b;

  --shadow:      0 20px 44px -14px rgba(16, 34, 78, .30);
  --shadow-sm:   0 8px 20px -8px rgba(16, 34, 78, .26);
  --shadow-accent: 0 12px 26px -10px rgba(47, 107, 255, .62);

  --r-xs: 10px;
  --r-sm: 14px;
  --r-md: 18px;
  --r-lg: 24px;
  --r-xl: 30px;
  --r-pill: 999px;

  --pad: 22px;
  --gap: 16px;
  --maxw: 1080px;

  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC",
          "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", "Segoe UI",
          Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  --ease: cubic-bezier(.32, .72, 0, 1);
}

/* 深色主题 —— 手动指定 */
[data-theme="dark"] {
  --bg-base:  #05070f;
  --blob-1:   #1d4ed8;
  --blob-2:   #6d28d9;
  --blob-3:   #0f766e;
  --blob-4:   #9a3412;

  --glass-bg:        rgba(24, 30, 48, .56);
  --glass-bg-strong: rgba(27, 34, 54, .76);
  --glass-bg-soft:   rgba(24, 30, 48, .32);
  --glass-border:    rgba(255, 255, 255, .14);
  --glass-inner:     rgba(255, 255, 255, .13);
  --sheen:           .34;

  --text:      #eaf0ff;
  --text-soft: rgba(234, 240, 255, .70);
  --text-dim:  rgba(234, 240, 255, .45);
  --hairline:  rgba(255, 255, 255, .12);
  --fill:      rgba(255, 255, 255, .07);
  --fill-hover:rgba(255, 255, 255, .12);

  --accent:    #5b8cff;
  --accent-2:  #a78bfa;
  --ok:        #34d399;
  --warn:      #fbbf24;
  --danger:    #f87171;

  --shadow:    0 24px 54px -16px rgba(0, 0, 0, .78);
  --shadow-sm: 0 10px 24px -10px rgba(0, 0, 0, .7);
  --shadow-accent: 0 14px 30px -12px rgba(91, 140, 255, .55);
}

/* 未手动指定时跟随系统 */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg-base:  #05070f;
    --blob-1:   #1d4ed8;
    --blob-2:   #6d28d9;
    --blob-3:   #0f766e;
    --blob-4:   #9a3412;
    --glass-bg:        rgba(24, 30, 48, .56);
    --glass-bg-strong: rgba(27, 34, 54, .76);
    --glass-bg-soft:   rgba(24, 30, 48, .32);
    --glass-border:    rgba(255, 255, 255, .14);
    --glass-inner:     rgba(255, 255, 255, .13);
    --sheen:           .34;
    --text:      #eaf0ff;
    --text-soft: rgba(234, 240, 255, .70);
    --text-dim:  rgba(234, 240, 255, .45);
    --hairline:  rgba(255, 255, 255, .12);
    --fill:      rgba(255, 255, 255, .07);
    --fill-hover:rgba(255, 255, 255, .12);
    --accent:    #5b8cff;
    --accent-2:  #a78bfa;
    --ok:        #34d399;
    --warn:      #fbbf24;
    --danger:    #f87171;
    --shadow:    0 24px 54px -16px rgba(0, 0, 0, .78);
    --shadow-sm: 0 10px 24px -10px rgba(0, 0, 0, .7);
    --shadow-accent: 0 14px 30px -12px rgba(91, 140, 255, .55);
  }
}

/* ---------- 2. 基础 ---------- */
*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background-color .45s var(--ease), color .45s var(--ease);
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
h1, h2, h3, h4 { line-height: 1.25; letter-spacing: -.02em; }
::selection { background: color-mix(in srgb, var(--accent) 32%, transparent); }

/* 滚动条 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: color-mix(in srgb, var(--text) 20%, transparent);
  border-radius: 99px; border: 3px solid transparent; background-clip: content-box;
}
::-webkit-scrollbar-thumb:hover { background: color-mix(in srgb, var(--text) 34%, transparent); background-clip: content-box; }

/* ---------- 3. 背景光斑 ---------- */
.lg-bg {
  position: fixed;
  inset: -20vmax;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
  background: var(--bg-base);
  transition: background-color .45s var(--ease);
}
.lg-bg::before {
  /* 细腻噪点，消除渐变断层 */
  content: "";
  position: absolute; inset: 0;
  opacity: .30;
  mix-blend-mode: overlay;
  background-image:
    radial-gradient(circle at 50% 50%, rgba(255,255,255,.5) 1px, transparent 1px);
  background-size: 3px 3px;
}
.lg-bg .blob {
  position: absolute;
  display: block;
  border-radius: 50%;
  filter: blur(70px);
  opacity: .62;
  will-change: transform;
}
[data-theme="dark"] .lg-bg .blob { opacity: .48; filter: blur(90px); }

.lg-bg .b1 { width: 46vmax; height: 46vmax; left: -6vmax;  top: -8vmax;  background: var(--blob-1); animation: drift1 26s var(--ease) infinite alternate; }
.lg-bg .b2 { width: 40vmax; height: 40vmax; right: -8vmax; top: 4vmax;   background: var(--blob-2); animation: drift2 32s var(--ease) infinite alternate; }
.lg-bg .b3 { width: 42vmax; height: 42vmax; left: 18vmax;  bottom: -14vmax; background: var(--blob-3); animation: drift3 30s var(--ease) infinite alternate; }
.lg-bg .b4 { width: 30vmax; height: 30vmax; right: 6vmax;  bottom: -6vmax;  background: var(--blob-4); animation: drift1 36s var(--ease) infinite alternate-reverse; }

@keyframes drift1 { from { transform: translate3d(0,0,0) scale(1); }   to { transform: translate3d(9vmax,7vmax,0) scale(1.16); } }
@keyframes drift2 { from { transform: translate3d(0,0,0) scale(1.1); } to { transform: translate3d(-11vmax,10vmax,0) scale(.92); } }
@keyframes drift3 { from { transform: translate3d(0,0,0) scale(.95); } to { transform: translate3d(12vmax,-9vmax,0) scale(1.2); } }

@media (prefers-reduced-motion: reduce) {
  .lg-bg .blob { animation: none !important; }
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

/* ---------- 4. 玻璃面板 ---------- */
.glass {
  position: relative;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow), inset 0 1px 0 var(--glass-inner);
  -webkit-backdrop-filter: blur(26px) saturate(185%);
  backdrop-filter: blur(26px) saturate(185%);
  transition: background-color .45s var(--ease), border-color .45s var(--ease), box-shadow .3s var(--ease), transform .3s var(--ease);
}
/* 顶部高光（折射感） */
.glass::after {
  content: "";
  position: absolute; inset: 0;
  border-radius: inherit;
  pointer-events: none;
  opacity: var(--sheen);
  background: linear-gradient(180deg, rgba(255,255,255,.42) 0%, rgba(255,255,255,0) 38%);
}
[data-theme="dark"] .glass::after,
:root:not([data-theme="light"]) .glass::after { opacity: var(--sheen); }

.glass.flat::after { display: none; }
.glass.panel { }
.pad   { padding: var(--pad); }
.pad-s { padding: 14px; }
.pad-l { padding: 30px; }

.soft { background: var(--glass-bg-soft); }

.hoverable:hover {
  transform: translateY(-3px);
  box-shadow: 0 28px 56px -18px rgba(16,34,78,.36), inset 0 1px 0 var(--glass-inner);
}
[data-theme="dark"] .hoverable:hover { box-shadow: 0 30px 60px -20px rgba(0,0,0,.85), inset 0 1px 0 var(--glass-inner); }

/* ---------- 5. 布局工具 ---------- */
.wrap      { max-width: var(--maxw); margin: 0 auto; padding: 0 16px; }
.row       { display: flex; align-items: center; gap: 12px; }
.row-between { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.col       { display: flex; flex-direction: column; gap: 12px; }
.wrapflex  { flex-wrap: wrap; }
.grow      { flex: 1 1 auto; min-width: 0; }
.grid2     { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap); }
.grid3     { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap); }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: var(--gap); }
.center    { text-align: center; }
.mt0{margin-top:0}.mt8{margin-top:8px}.mt12{margin-top:12px}.mt16{margin-top:16px}
.mt24{margin-top:24px}.mt32{margin-top:32px}.mb0{margin-bottom:0}.mb8{margin-bottom:8px}
.mb16{margin-bottom:16px}.mb24{margin-bottom:24px}
.hide { display: none !important; }
.nowrap { white-space: nowrap; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

@media (max-width: 760px) {
  .grid2, .grid3 { grid-template-columns: 1fr; }
  :root { --pad: 16px; --gap: 12px; }
}

/* ---------- 6. 文字 ---------- */
.t-soft { color: var(--text-soft); }
.t-dim  { color: var(--text-dim); }
.t-sm   { font-size: 13px; }
.t-xs   { font-size: 12px; }
.t-lg   { font-size: 18px; }
.t-xl   { font-size: 22px; }
.t-bold { font-weight: 700; }
.t-600  { font-weight: 600; }
.mono   { font-family: var(--mono); font-size: .92em; }

.grad-text {
  background: linear-gradient(100deg, var(--accent), var(--accent-2) 55%, var(--accent));
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: hueShift 9s linear infinite;
}
@keyframes hueShift { to { background-position: 200% 0; } }

/* ---------- 7. 按钮 ---------- */
.btn {
  --btn-bg: var(--glass-bg-strong);
  --btn-fg: var(--text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  min-height: 44px;
  font-family: inherit;
  font-size: 14.5px;
  font-weight: 600;
  line-height: 1;
  color: var(--btn-fg);
  background: var(--btn-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-sm);
  box-shadow: var(--shadow-sm), inset 0 1px 0 var(--glass-inner);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  backdrop-filter: blur(18px) saturate(180%);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  transition: transform .18s var(--ease), box-shadow .25s var(--ease),
              background-color .25s var(--ease), opacity .2s var(--ease), filter .2s var(--ease);
}
.btn:hover { text-decoration: none; transform: translateY(-1.5px); background: var(--fill-hover); }
.btn:active { transform: translateY(0) scale(.985); }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn[disabled], .btn.is-disabled { opacity: .5; pointer-events: none; }

.btn.primary {
  --btn-fg: var(--accent-ink);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent;
  box-shadow: var(--shadow-accent), inset 0 1px 0 rgba(255,255,255,.42);
}
.btn.primary:hover { filter: brightness(1.07); background: linear-gradient(135deg, var(--accent), var(--accent-2)); }
.btn.danger {
  --btn-fg: #fff;
  background: linear-gradient(135deg, #ef4444, #b91c1c);
  border-color: transparent;
  box-shadow: 0 12px 26px -12px rgba(220,38,38,.7), inset 0 1px 0 rgba(255,255,255,.3);
}
.btn.ok { --btn-fg:#fff; background: linear-gradient(135deg, #10b981, #047857); border-color: transparent; }
.btn.ghost { --btn-bg: transparent; box-shadow: none; border-color: var(--hairline); }
.btn.ghost:hover { background: var(--fill); }
.btn.sm { padding: 8px 13px; min-height: 34px; font-size: 13px; border-radius: var(--r-xs); }
.btn.lg { padding: 15px 28px; min-height: 52px; font-size: 16px; border-radius: var(--r-md); }
.btn.block { width: 100%; }
.btn.icon { padding: 8px; min-width: 36px; min-height: 36px; }

/* ---------- 8. 表单 ---------- */
.field { display: block; margin-bottom: 16px; }
.field > label {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 7px;
  font-size: 13px; font-weight: 600;
  color: var(--text-soft);
  letter-spacing: .01em;
}
.field > label em { font-style: normal; font-weight: 400; opacity: .62; font-size: 12px; }
.field .hint { font-size: 12px; color: var(--text-dim); margin-top: 6px; line-height: 1.6; }

.input, .select, .textarea {
  width: 100%;
  padding: 12px 14px;
  min-height: 44px;
  font-family: inherit;
  font-size: 14.5px;
  color: var(--text);
  background: var(--glass-bg-soft);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-sm);
  box-shadow: inset 0 1px 2px rgba(16,34,78,.06), inset 0 1px 0 var(--glass-inner);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  outline: none;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease), background-color .2s var(--ease);
  -webkit-appearance: none;
  appearance: none;
}
.input::placeholder, .textarea::placeholder { color: var(--text-dim); }
.input:focus, .select:focus, .textarea:focus {
  border-color: color-mix(in srgb, var(--accent) 62%, transparent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent), inset 0 1px 0 var(--glass-inner);
  background: var(--glass-bg-strong);
}
.textarea { min-height: 110px; resize: vertical; line-height: 1.7; }
.select {
  background-image: linear-gradient(45deg, transparent 50%, var(--text-soft) 50%),
                    linear-gradient(135deg, var(--text-soft) 50%, transparent 50%);
  background-position: calc(100% - 19px) 50%, calc(100% - 14px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 38px;
}
select.select option { color: #111; background: #fff; }
[data-theme="dark"] select.select option { color: #eee; background: #1a2033; }

.input-group { display: flex; gap: 8px; align-items: stretch; }
.input-group .input { flex: 1 1 auto; }

/* 开关 */
.switch { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; user-select: none; font-size: 14px; }
.switch input { position: absolute; opacity: 0; width: 0; height: 0; }
.switch .track {
  position: relative; width: 48px; height: 28px; flex: 0 0 auto;
  border-radius: var(--r-pill);
  background: var(--fill);
  border: 1px solid var(--hairline);
  box-shadow: inset 0 1px 3px rgba(0,0,0,.12);
  transition: background-color .28s var(--ease), border-color .28s var(--ease);
}
.switch .track::after {
  content: ""; position: absolute; top: 3px; left: 3px;
  width: 20px; height: 20px; border-radius: 50%;
  background: #fff;
  box-shadow: 0 2px 6px rgba(0,0,0,.28);
  transition: transform .28s var(--ease);
}
.switch input:checked + .track {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent;
}
.switch input:checked + .track::after { transform: translateX(20px); }
.switch input:focus-visible + .track { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---------- 9. 拖拽上传 ---------- */
.dropzone {
  position: relative;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 6px;
  padding: 26px 18px;
  text-align: center;
  border: 1.5px dashed color-mix(in srgb, var(--text) 24%, transparent);
  border-radius: var(--r-md);
  background: var(--glass-bg-soft);
  cursor: pointer;
  transition: border-color .25s var(--ease), background-color .25s var(--ease), transform .25s var(--ease);
}
.dropzone:hover { border-color: color-mix(in srgb, var(--accent) 55%, transparent); background: color-mix(in srgb, var(--accent) 7%, var(--glass-bg-soft)); }
.dropzone.dragover { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 14%, transparent); transform: scale(1.012); }
.dropzone.filled { border-style: solid; border-color: color-mix(in srgb, var(--ok) 60%, transparent); background: color-mix(in srgb, var(--ok) 9%, transparent); }
.dropzone input[type=file] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.dropzone .dz-icon { font-size: 26px; line-height: 1; filter: saturate(.9); }
.dropzone .dz-title { font-size: 14px; font-weight: 600; }
.dropzone .dz-sub { font-size: 12px; color: var(--text-dim); }
.dropzone .dz-file { display: none; align-items: center; gap: 7px; font-size: 13.5px; font-weight: 600; color: var(--ok); max-width: 100%; }
.dropzone.filled .dz-file { display: flex; }
.dropzone.filled .dz-icon, .dropzone.filled .dz-title, .dropzone.filled .dz-sub { display: none; }

/* ---------- 10. 进度条 ---------- */
.progress {
  height: 8px; width: 100%;
  border-radius: var(--r-pill);
  background: var(--fill);
  overflow: hidden;
  box-shadow: inset 0 1px 3px rgba(0,0,0,.14);
}
.progress > i {
  display: block; height: 100%; width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 14px color-mix(in srgb, var(--accent) 70%, transparent);
  transition: width .3s var(--ease);
}
.progress.thin { height: 5px; }

/* 上传完成、服务器处理中：进度条呼吸提示 */
.progress.running > i {
  width: 100% !important;
  background: linear-gradient(90deg, var(--accent), var(--accent-2), var(--accent));
  background-size: 220% 100%;
  animation: barFlow 1.5s linear infinite;
}
@keyframes barFlow { to { background-position: -220% 0; } }

/* 校验失败抖动 */
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%      { transform: translateX(-7px); }
  40%      { transform: translateX(6px); }
  60%      { transform: translateX(-4px); }
  80%      { transform: translateX(3px); }
}

/* 转圈 */
.spinner {
  width: 17px; height: 17px; flex: 0 0 auto;
  border: 2.2px solid color-mix(in srgb, currentColor 26%, transparent);
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin .75s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- 11. 标签 / 徽章 ---------- */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 11px;
  font-size: 12px; font-weight: 600;
  border-radius: var(--r-pill);
  background: var(--fill);
  border: 1px solid var(--hairline);
  color: var(--text-soft);
  white-space: nowrap;
}
.chip.accent { color: var(--accent); background: color-mix(in srgb, var(--accent) 14%, transparent); border-color: color-mix(in srgb, var(--accent) 30%, transparent); }
.chip.ok     { color: var(--ok);     background: color-mix(in srgb, var(--ok) 14%, transparent);     border-color: color-mix(in srgb, var(--ok) 32%, transparent); }
.chip.warn   { color: var(--warn);   background: color-mix(in srgb, var(--warn) 16%, transparent);   border-color: color-mix(in srgb, var(--warn) 34%, transparent); }
.chip.danger { color: var(--danger); background: color-mix(in srgb, var(--danger) 14%, transparent); border-color: color-mix(in srgb, var(--danger) 32%, transparent); }
.chip .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* ---------- 12. 提示条 ---------- */
.note {
  display: flex; gap: 11px; align-items: flex-start;
  padding: 12px 15px;
  font-size: 13px; line-height: 1.7;
  border-radius: var(--r-sm);
  background: var(--fill);
  border: 1px solid var(--hairline);
  color: var(--text-soft);
}
.note .ni { font-size: 15px; line-height: 1.4; flex: 0 0 auto; }
.note.info   { background: color-mix(in srgb, var(--accent) 10%, transparent); border-color: color-mix(in srgb, var(--accent) 26%, transparent); color: var(--text); }
.note.ok     { background: color-mix(in srgb, var(--ok) 11%, transparent);     border-color: color-mix(in srgb, var(--ok) 28%, transparent);     color: var(--text); }
.note.warn   { background: color-mix(in srgb, var(--warn) 14%, transparent);   border-color: color-mix(in srgb, var(--warn) 32%, transparent);   color: var(--text); }
.note.danger { background: color-mix(in srgb, var(--danger) 12%, transparent); border-color: color-mix(in srgb, var(--danger) 30%, transparent); color: var(--text); }

/* ---------- 13. 表格 ---------- */
.table-wrap { overflow-x: auto; border-radius: var(--r-md); -webkit-overflow-scrolling: touch; }
table.tb { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 13.5px; min-width: 620px; }
table.tb th {
  text-align: left; font-weight: 600; font-size: 12px;
  letter-spacing: .03em; text-transform: uppercase;
  color: var(--text-dim);
  padding: 11px 14px;
  border-bottom: 1px solid var(--hairline);
  white-space: nowrap;
  background: var(--glass-bg-soft);
}
table.tb td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--hairline);
  vertical-align: middle;
}
table.tb tbody tr { transition: background-color .18s var(--ease); }
table.tb tbody tr:hover { background: var(--fill); }
table.tb tbody tr:last-child td { border-bottom: 0; }
table.tb .actions-cell { display: flex; gap: 7px; flex-wrap: wrap; }

/* ---------- 14. 头像 / 图标块 ---------- */
.thumb {
  width: 44px; height: 44px; flex: 0 0 auto;
  border-radius: 13px;
  object-fit: cover;
  background: linear-gradient(145deg, var(--accent), var(--accent-2));
  box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255,255,255,.4);
  display: grid; place-items: center;
  color: #fff; font-weight: 700; font-size: 17px;
  overflow: hidden;
}
.thumb.lg { width: 58px; height: 58px; border-radius: 17px; font-size: 22px; }
.thumb img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- 15. 选择卡片（前台 IPA 选择） ---------- */
.pick {
  position: relative;
  display: flex; gap: 13px; align-items: flex-start;
  padding: 15px;
  cursor: pointer;
  border-radius: var(--r-md);
  background: var(--glass-bg-soft);
  border: 1.5px solid var(--glass-border);
  box-shadow: inset 0 1px 0 var(--glass-inner);
  transition: transform .2s var(--ease), border-color .25s var(--ease),
              background-color .25s var(--ease), box-shadow .25s var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.pick:hover { transform: translateY(-2px); background: var(--fill); }
.pick input { position: absolute; opacity: 0; pointer-events: none; }
.pick .pick-body { min-width: 0; flex: 1 1 auto; }
.pick .pick-name { font-weight: 650; font-size: 15px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.pick .pick-sub { font-size: 12.5px; color: var(--text-soft); margin-top: 3px; }
.pick .pick-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 9px; }
.pick .tick {
  position: absolute; top: 12px; right: 12px;
  width: 22px; height: 22px; border-radius: 50%;
  border: 1.5px solid color-mix(in srgb, var(--text) 26%, transparent);
  display: grid; place-items: center;
  color: transparent; font-size: 12px; font-weight: 800;
  transition: all .22s var(--ease);
  background: transparent;
}
.pick input:checked ~ .tick,
.pick.is-checked .tick {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 4px 12px -3px color-mix(in srgb, var(--accent) 75%, transparent);
}
.pick:has(input:checked) {
  border-color: color-mix(in srgb, var(--accent) 62%, transparent);
  background: color-mix(in srgb, var(--accent) 11%, var(--glass-bg-soft));
  box-shadow: 0 0 0 3.5px color-mix(in srgb, var(--accent) 16%, transparent), var(--shadow-sm), inset 0 1px 0 var(--glass-inner);
}
.pick input:focus-visible ~ .tick { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---------- 16. 模态框 ---------- */
.modal-mask {
  position: fixed; inset: 0; z-index: 900;
  display: none; align-items: center; justify-content: center;
  padding: 18px;
  background: rgba(6, 10, 22, .48);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.modal-mask.show { display: flex; animation: fadeIn .22s var(--ease); }
@keyframes fadeIn { from { opacity: 0 } to { opacity: 1 } }
.modal {
  width: 100%; max-width: 460px; max-height: 88vh; overflow-y: auto;
  animation: popIn .3s var(--ease);
}
@keyframes popIn { from { opacity: 0; transform: translateY(16px) scale(.97) } to { opacity: 1; transform: none } }

/* 轻提示 */
#toastBox {
  position: fixed; left: 50%; bottom: 30px; z-index: 1200;
  transform: translateX(-50%);
  display: flex; flex-direction: column; gap: 10px; align-items: center;
  pointer-events: none; width: max-content; max-width: 92vw;
}
.toast {
  padding: 12px 20px;
  font-size: 14px; font-weight: 600;
  color: var(--text);
  background: var(--glass-bg-strong);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-pill);
  box-shadow: var(--shadow);
  -webkit-backdrop-filter: blur(22px) saturate(180%);
  backdrop-filter: blur(22px) saturate(180%);
  animation: toastIn .32s var(--ease);
  max-width: 92vw;
}
.toast.ok     { color: var(--ok); }
.toast.danger { color: var(--danger); }
@keyframes toastIn { from { opacity: 0; transform: translateY(14px) scale(.95) } to { opacity: 1; transform: none } }

/* ---------- 17. 主题切换按钮 ---------- */
.theme-toggle {
  position: relative;
  width: 40px; height: 40px; flex: 0 0 auto;
  display: grid; place-items: center;
  border-radius: 50%;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg-strong);
  box-shadow: var(--shadow-sm), inset 0 1px 0 var(--glass-inner);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  cursor: pointer;
  color: var(--text);
  font-size: 17px;
  transition: transform .22s var(--ease), background-color .22s var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.theme-toggle:hover { transform: translateY(-2px) rotate(-12deg); }
.theme-toggle:active { transform: scale(.94); }
.theme-toggle .i-dark, .theme-toggle .i-light, .theme-toggle .i-auto { display: none; }
[data-theme-mode="auto"]  .theme-toggle .i-auto  { display: block; }
[data-theme-mode="light"] .theme-toggle .i-light { display: block; }
[data-theme-mode="dark"]  .theme-toggle .i-dark  { display: block; }

/* ---------- 18. 顶栏 ---------- */
.topbar {
  position: sticky; top: 0; z-index: 80;
  padding: 12px 0;
  background: color-mix(in srgb, var(--bg-base) 62%, transparent);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--hairline);
}
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; gap: 14px; }

/* ---------- 19. 空状态 ---------- */
.empty { text-align: center; padding: 46px 20px; color: var(--text-dim); }
.empty .e-icon { font-size: 40px; opacity: .5; }
.empty .e-title { font-size: 15px; font-weight: 600; margin-top: 12px; color: var(--text-soft); }
.empty .e-sub { font-size: 13px; margin-top: 6px; }

/* ---------- 20. 页脚 ---------- */
.foot {
  margin-top: 34px; padding: 22px 0 30px;
  text-align: center;
  font-size: 12.5px;
  color: var(--text-dim);
  line-height: 1.9;
}
.foot a { color: var(--text-soft); }

/* ---------- 21. 无毛玻璃降级 ---------- */
@supports not ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {
  .glass, .btn, .theme-toggle, .topbar, .toast, .modal-mask {
    background: color-mix(in srgb, var(--bg-base) 90%, #fff);
  }
  [data-theme="dark"] .glass,
  [data-theme="dark"] .btn { background: color-mix(in srgb, var(--bg-base) 92%, #fff); }
}