/* =========================================================================
   Liquid Glass UI — 从 sign.mangoios.com 的设计系统逐值移植
   变量、圆角、模糊强度、阴影、弹簧曲线均为原站取值
   ========================================================================= */

:root{
  /* 主题（由 app.js 按所选主题覆盖，以下为默认「沧澜」） */
  --theme-accent:#0a84ff;
  --theme-accent-soft:rgba(10,132,255,.88);
  --theme-bg-base:#e8f4ff;
  --theme-wallpaper:
    linear-gradient(135deg, rgba(255,120,180,.45) 0%, transparent 45%),
    linear-gradient(225deg, rgba(80,160,255,.5) 0%, transparent 50%),
    linear-gradient(45deg, rgba(120,255,200,.35) 0%, transparent 40%),
    linear-gradient(160deg,#e8f4ff 0%,#f5e6ff 35%,#ffe8f0 65%,#d4f0ff 100%);
  --theme-mesh-1:#ff6b9d; --theme-mesh-2:#4facfe;
  --theme-mesh-3:#a18cd1; --theme-mesh-4:#43e97b;
  --theme-mesh-opacity:.58;

  --ios-blue:var(--theme-accent);
  --ios-blue-press:#0062cc;
  --ios-purple:#af52de;
  --ios-teal:#5ac8fa;
  --ios-pink:#ff2d55;
  --ios-green:#34c759;
  --ios-orange:#ff9500;
  --ios-indigo:#5856d6;

  --text-primary:rgba(0,0,0,.86);
  --text-secondary:rgba(0,0,0,.52);
  --text-muted:rgba(0,0,0,.36);
  --text-on-accent:#ffffff;

  --lg-fill:rgba(255,255,255,.1);
  --lg-fill-hover:rgba(255,255,255,.16);
  --lg-fill-press:rgba(255,255,255,.07);
  --lg-tint:rgba(255,255,255,.08);
  --lg-blur-strength:blur(72px) saturate(240%) brightness(1.12) contrast(1.04);
  --lg-blur-nav:blur(80px) saturate(250%) brightness(1.14);
  --lg-blur-modal:blur(88px) saturate(230%) brightness(1.1);
  --lg-rim:rgba(255,255,255,.62);
  --lg-rim-bright:rgba(255,255,255,.88);
  --lg-rim-subtle:rgba(255,255,255,.28);
  --lg-shadow-env:
    0 0 0 .5px rgba(255,255,255,.35) inset,
    0 1px 0 rgba(255,255,255,.75) inset,
    0 -.5px 0 rgba(255,255,255,.2) inset,
    0 2px 4px rgba(0,0,0,.04),
    0 8px 24px rgba(0,0,0,.07),
    0 24px 48px rgba(0,0,0,.05);
  --lg-shadow-float:
    0 0 0 .5px rgba(255,255,255,.45) inset,
    0 1.5px 0 rgba(255,255,255,.9) inset,
    0 4px 8px rgba(0,0,0,.05),
    0 16px 40px rgba(0,0,0,.1),
    0 32px 64px rgba(0,0,0,.06);

  --spring:cubic-bezier(.34,1.56,.64,1);
  --spring-smooth:cubic-bezier(.25,.8,.3,1);
  --spring-snappy:cubic-bezier(.32,1.25,.55,1);

  --radius-sm:14px;
  --radius-md:20px;
  --radius-lg:26px;
  --radius-xl:34px;
  --radius-pill:999px;
  --site-gutter:24px;
  --page-card-max-width:840px;
  --glass-fill:var(--lg-fill);
  --glass-blur:var(--lg-blur-strength);
  --border:rgba(255,255,255,.25);
}

*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;min-height:100%;min-height:100dvh;background-color:var(--theme-bg-base)}
html{-webkit-text-size-adjust:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","SF Pro Display",
    "PingFang SC","Helvetica Neue","Microsoft YaHei",system-ui,sans-serif;
  color:var(--text-primary);
  -webkit-font-smoothing:antialiased;
  overflow-x:clip;
}
a{color:var(--theme-accent);text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit;color:inherit;margin:0}
input[type=text],input[type=password],input[type=search],textarea{-webkit-appearance:none}
a,button,label,[role=button],input,select,summary,textarea{touch-action:manipulation;
  -webkit-tap-highlight-color:transparent}

/* ---------- 壁纸（固定层，4 个 mesh 光斑 + 渐变底） ---------- */
#wallpaper{position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none}
#wallpaper .wallpaper-photo{position:absolute;inset:0;background:var(--theme-wallpaper)}
#wallpaper .mesh{position:absolute;border-radius:50%;filter:blur(80px);opacity:var(--theme-mesh-opacity)}
#wallpaper .mesh-1{width:min(50vw,640px);height:min(50vw,640px);
  background:radial-gradient(circle,var(--theme-mesh-1) 0%,transparent 70%);top:-10%;left:-8%}
#wallpaper .mesh-2{width:min(45vw,580px);height:min(45vw,580px);
  background:radial-gradient(circle,var(--theme-mesh-2) 0%,transparent 70%);top:20%;right:-10%}
#wallpaper .mesh-3{width:40vw;height:40vw;
  background:radial-gradient(circle,var(--theme-mesh-3) 0%,transparent 70%);bottom:-5%;left:25%}
#wallpaper .mesh-4{width:35vw;height:35vw;
  background:radial-gradient(circle,var(--theme-mesh-4) 0%,transparent 70%);bottom:20%;right:15%}
html.is-safari #wallpaper .mesh,html.is-ios #wallpaper .mesh{filter:blur(40px);opacity:.55}

/* ---------- 骨架 ---------- */
.app-shell{position:relative;z-index:1;min-height:100vh;min-height:100dvh;
  display:flex;flex-direction:column;overflow-x:clip}
.site-width-shell{width:100%;max-width:var(--page-card-max-width);margin:0 auto;
  padding-left:var(--site-gutter);padding-right:var(--site-gutter);position:relative;z-index:1}

/* ---------- 玻璃基类 ---------- */
.glass{
  background:rgba(255,255,255,.28);
  border:.5px solid var(--lg-rim);
  box-shadow:var(--lg-shadow-env);
  -webkit-backdrop-filter:var(--lg-blur-strength);
  backdrop-filter:var(--lg-blur-strength);
  border-radius:var(--radius-lg);
  transform:translateZ(0);
}
html.is-safari .glass{-webkit-backdrop-filter:blur(24px) saturate(160%);
  backdrop-filter:blur(24px) saturate(160%)}

/* ---------- 顶部导航（悬浮胶囊） ---------- */
.nav-dock{position:sticky;top:8px;z-index:60;padding:8px 16px 0}
.nav-bar{display:flex;align-items:center;gap:6px;padding:4px 8px 4px 10px;
  border-radius:var(--radius-pill);
  background:rgba(255,255,255,.34);
  border:.5px solid var(--lg-rim);
  box-shadow:var(--lg-shadow-env);
  -webkit-backdrop-filter:var(--lg-blur-nav);
  backdrop-filter:var(--lg-blur-nav);
  transform:translateZ(0)}
html.is-safari .nav-bar{-webkit-backdrop-filter:blur(24px) saturate(160%);
  backdrop-filter:blur(24px) saturate(160%)}
.brand{display:flex;align-items:center;gap:10px;min-width:0;flex:1;
  color:var(--text-primary);font-weight:700;font-size:16px;letter-spacing:-.02em}
.brand-icon{width:44px;height:44px;border-radius:11px;flex-shrink:0;padding:0;
  background:rgba(255,255,255,.28);border:.5px solid rgba(255,255,255,.5);
  display:flex;align-items:center;justify-content:center;overflow:hidden;
  box-shadow:0 1px 4px rgba(0,0,0,.06)}
.brand-icon img{width:100%;height:100%;object-fit:cover;border-radius:inherit}
.brand-text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav-actions{display:flex;align-items:center;gap:6px;flex-shrink:0}

.theme-switch{width:36px;height:36px;flex-shrink:0;padding:0;border:none;cursor:pointer;
  border-radius:50%;overflow:hidden;background:rgba(255,255,255,.2);
  box-shadow:inset 0 1px rgba(255,255,255,.5);
  transition:transform .28s var(--spring)}
.theme-switch:active{transform:scale(.92)}

.lang-switch{border:none;background:rgba(255,255,255,.18);cursor:pointer;
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border-radius:var(--radius-pill);padding:7px 12px;font-size:12px;font-weight:600;
  letter-spacing:.02em;color:var(--text-primary);flex-shrink:0;min-width:44px;
  transition:all .28s var(--spring);box-shadow:inset 0 1px rgba(255,255,255,.45)}
.lang-switch:hover{background:rgba(255,255,255,.28);transform:scale(1.04)}
.lang-switch:active{transform:scale(.96);transition:transform .18s var(--spring-snappy)}

.menu-toggle{border:none;background:rgba(255,255,255,.2);cursor:pointer;
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border-radius:50%;width:36px;height:36px;font-size:15px;line-height:1;
  color:var(--text-primary);flex-shrink:0;padding:0;
  transition:transform .28s var(--spring);box-shadow:inset 0 1px rgba(255,255,255,.5)}
.menu-toggle:active{transform:scale(.92)}

/* 下拉菜单 / 主题面板 */
.sheet{position:fixed;left:16px;right:16px;top:72px;z-index:55;
  padding:6px;border-radius:var(--radius-lg);
  background:rgba(255,255,255,.74);
  border:.5px solid var(--lg-rim-bright);
  box-shadow:var(--lg-shadow-float);
  -webkit-backdrop-filter:blur(40px) saturate(200%);
  backdrop-filter:blur(40px) saturate(200%);
  display:none;max-height:calc(100dvh - 96px);overflow:auto;
  -webkit-overflow-scrolling:touch}
.sheet.open{display:block;animation:sheetIn .28s var(--spring-smooth)}
@keyframes sheetIn{from{transform:translateY(-8px) scale(.98)}to{transform:none}}
.sheet-link{display:flex;align-items:center;gap:10px;padding:13px 16px;
  border-radius:var(--radius-md);font-size:15px;font-weight:500;
  color:var(--text-primary);text-decoration:none;
  transition:background .25s var(--spring-smooth),transform .25s var(--spring)}
.sheet-link:active{transform:scale(.98);background:rgba(255,255,255,.15)}
.sheet-link.active{background:rgba(255,255,255,.62);box-shadow:inset 0 1px rgba(255,255,255,.9)}
.sheet-link:hover{background:rgba(255,255,255,.34)}
.sheet-link i{width:18px;text-align:center;opacity:.7;font-size:14px}
.sheet-sep{height:1px;margin:6px 12px;background:rgba(0,0,0,.06)}
.sheet-title{padding:10px 16px 6px;font-size:12px;font-weight:600;
  letter-spacing:.04em;color:var(--text-muted)}
.theme-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:4px 10px 10px}
.theme-option{display:flex;flex-direction:column;align-items:center;gap:6px;
  padding:10px 6px;border:none;cursor:pointer;border-radius:var(--radius-md);
  background:rgba(255,255,255,.5);color:var(--text-primary);
  font-size:12px;font-weight:600;transition:transform .25s var(--spring)}
.theme-option:hover{background:rgba(255,255,255,.72)}
.theme-option:active{transform:scale(.96)}
.theme-option.active{background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.08),inset 0 1px #fff}
.theme-dot{width:26px;height:26px;border-radius:50%;
  border:.5px solid rgba(255,255,255,.7);box-shadow:0 2px 6px rgba(0,0,0,.12)}

/* ---------- 主区 ---------- */
.page{flex:1;display:flex;flex-direction:column;gap:clamp(20px,4vh,32px);
  padding-top:clamp(16px,4vw,32px);padding-bottom:clamp(24px,5vw,48px)}

.hero{width:100%;margin:0 auto;display:flex;flex-direction:column;align-items:center;
  text-align:center;gap:clamp(18px,3vh,28px)}
.brand-mark{width:clamp(96px,24vw,124px);height:clamp(96px,24vw,124px);
  border-radius:clamp(24px,6vw,30px);padding:0;flex-shrink:0;
  background:rgba(255,255,255,.22);border:.5px solid rgba(255,255,255,.45);
  display:inline-flex;align-items:center;justify-content:center;overflow:hidden;
  box-shadow:0 8px 28px rgba(0,0,0,.08)}
.brand-mark img{width:100%;height:100%;object-fit:cover;border-radius:inherit}
h1.page-title{margin:0;font-size:clamp(28px,6.4vw,40px);font-weight:700;
  letter-spacing:-.04em;line-height:1.15;color:var(--text-primary)}
.page-copy{width:100%;max-width:520px;margin:0 auto;display:flex;flex-direction:column;gap:10px}
.page-desc{width:100%;margin:0;font-size:clamp(14px,2.9vw,16px);line-height:1.75;
  color:var(--text-secondary)}
.hero-actions{width:100%;max-width:360px;display:flex;flex-direction:column;gap:10px}
.hero-actions.row{flex-direction:row;max-width:520px;align-items:stretch}
.hero-actions.row>*{flex:1}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 28px;border:.5px solid rgba(255,255,255,.45);
  border-radius:var(--radius-pill);cursor:pointer;text-decoration:none;
  background:rgba(255,255,255,.28);color:var(--text-primary);
  box-shadow:var(--lg-shadow-env);
  -webkit-backdrop-filter:blur(24px) saturate(160%);
  backdrop-filter:blur(24px) saturate(160%);
  transform:translateZ(0);font-size:16px;font-weight:600;letter-spacing:-.02em;
  white-space:nowrap;transition:transform .2s ease-out,background .28s var(--spring-smooth)}
.btn:hover{background:rgba(255,255,255,.38)}
.btn.active,.btn:active{transform:scale(.96)}
.btn.primary{background:linear-gradient(135deg,rgba(0,122,255,.78),rgba(88,86,214,.68));
  border-color:rgba(255,255,255,.35);color:#fff}
.btn.primary:hover{background:linear-gradient(135deg,rgba(0,122,255,.9),rgba(88,86,214,.8))}
.btn.block{display:flex;width:100%}
.btn[disabled],.btn.disabled{opacity:.55;pointer-events:none}
.btn.small{padding:9px 18px;font-size:14px}
.btn.sm-icon{padding:12px 16px;font-size:15px}

/* ---------- 卡片 ---------- */
.card{width:100%;padding:22px;border-radius:var(--radius-lg);
  background:rgba(255,255,255,.28);border:.5px solid rgba(255,255,255,.5);
  box-shadow:var(--lg-shadow-env);
  -webkit-backdrop-filter:blur(28px) saturate(160%);
  backdrop-filter:blur(28px) saturate(160%);transform:translateZ(0)}
html.is-safari .card{-webkit-backdrop-filter:blur(24px) saturate(160%);
  backdrop-filter:blur(24px) saturate(160%)}
.card h2{margin:0 0 10px;font-size:clamp(18px,3.6vw,22px);font-weight:700;
  letter-spacing:-.03em}
.card h3{margin:0 0 8px;font-size:17px;font-weight:700;letter-spacing:-.02em}
.card p{margin:0;font-size:14px;line-height:1.7;color:var(--text-secondary)}
.card p+p{margin-top:8px}
.card.warn{background:rgba(255,196,90,.18);border-color:rgba(180,110,0,.28)}
.card.warn .notice-title{color:#8a5a00}
.section{width:100%;max-width:640px;margin:0 auto}
.section-title{margin:0 0 18px;text-align:center;font-size:clamp(20px,4vw,26px);
  font-weight:700;letter-spacing:-.03em;color:var(--text-primary)}
.stack{display:flex;flex-direction:column;gap:12px}

/* 图标卡（左侧彩色图标 + 标题 + 说明） */
.feature-card{display:flex;align-items:flex-start;gap:16px;width:100%;
  padding:20px 22px;border-radius:var(--radius-lg);
  background:rgba(255,255,255,.28);border:.5px solid rgba(255,255,255,.5);
  box-shadow:var(--lg-shadow-env);
  -webkit-backdrop-filter:blur(28px) saturate(160%);
  backdrop-filter:blur(28px) saturate(160%);transform:translateZ(0);text-align:left}
.feature-card h3{margin:0 0 8px;font-size:17px;font-weight:700;letter-spacing:-.02em}
.feature-card p{margin:0;font-size:14px;line-height:1.7;color:var(--text-secondary)}
.feature-card ol,.feature-card ul{margin:0;padding-left:18px;font-size:14px;
  line-height:1.75;color:var(--text-secondary)}
.feature-card li+li{margin-top:8px}
.feature-icon{width:44px;height:44px;flex-shrink:0;border-radius:13px;
  display:flex;align-items:center;justify-content:center;font-size:19px;
  box-shadow:inset 0 1px rgba(255,255,255,.5)}
.fi-blue{background:rgba(10,132,255,.14);color:#0a84ff}
.fi-purple{background:rgba(175,82,222,.14);color:#af52de}
.fi-pink{background:rgba(255,45,85,.13);color:#ff2d55}
.fi-green{background:rgba(52,199,89,.15);color:#34c759}
.fi-orange{background:rgba(255,149,0,.15);color:#ff9500}
.fi-teal{background:rgba(90,200,250,.18);color:#3aa8dd}
.fi-indigo{background:rgba(88,86,214,.13);color:#5856d6}
.fi-red{background:rgba(255,59,48,.13);color:#ff3b30}

/* 工具入口网格 */
.tool-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;width:100%}
.tool-tile{display:flex;flex-direction:column;align-items:center;gap:10px;
  padding:20px 14px;border-radius:var(--radius-lg);text-align:center;
  background:rgba(255,255,255,.28);border:.5px solid rgba(255,255,255,.5);
  box-shadow:var(--lg-shadow-env);color:var(--text-primary);text-decoration:none;
  -webkit-backdrop-filter:blur(28px) saturate(160%);
  backdrop-filter:blur(28px) saturate(160%);transform:translateZ(0);
  transition:transform .26s var(--spring),box-shadow .3s var(--spring-smooth)}
.tool-tile:hover{transform:translateY(-3px) scale(1.015);box-shadow:var(--lg-shadow-float)}
.tool-tile:active{transform:scale(.97)}
.tool-tile .t-icon{width:46px;height:46px;border-radius:14px;display:flex;
  align-items:center;justify-content:center;font-size:20px;
  box-shadow:inset 0 1px rgba(255,255,255,.5)}
.tool-tile .t-name{font-size:15px;font-weight:700;letter-spacing:-.02em}
.tool-tile .t-desc{font-size:12px;line-height:1.55;color:var(--text-secondary)}

/* ---------- 表单 ---------- */
.field{margin-bottom:20px}
.field:last-child{margin-bottom:0}
.field-label{display:flex;align-items:center;gap:8px;font-weight:600;font-size:14px;
  margin-bottom:4px;color:var(--text-primary)}
.field-label i{font-size:13px;color:var(--text-secondary)}
.field-hint{font-size:12px;color:var(--text-muted);margin:0 0 10px;line-height:1.5}

.input-wrap{display:flex;align-items:center;gap:8px;width:100%;min-height:46px;
  padding:8px 13px;border-radius:var(--radius-md);
  background:rgba(255,255,255,.1);border:.5px solid var(--lg-rim-subtle);
  box-shadow:inset 0 1px rgba(255,255,255,.45);
  -webkit-backdrop-filter:blur(48px) saturate(200%);
  backdrop-filter:blur(48px) saturate(200%);
  transition:background .28s var(--spring-smooth),border-color .28s var(--spring-smooth),
    box-shadow .28s var(--spring-smooth)}
.input-wrap:hover,.input-wrap:focus-within{background:rgba(255,255,255,.14);
  border-color:rgba(0,122,255,.45);
  box-shadow:0 0 0 3px rgba(0,122,255,.1),inset 0 1px rgba(255,255,255,.55)}
.input-wrap input,.input-wrap textarea,.input-wrap select{
  flex:1 1 auto;width:100%;min-width:0;border:none;background:transparent;outline:none;
  font-size:16px;line-height:1.5;font-weight:400;letter-spacing:normal;padding:0}
.input-wrap textarea{resize:vertical;min-height:76px;padding:4px 0}
.input-wrap select{cursor:pointer;appearance:none;-webkit-appearance:none;
  background:transparent url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'><path d='M2 4l4 4 4-4' fill='none' stroke='rgba(0,0,0,.4)' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/></svg>") no-repeat right 2px center;
  padding-right:20px}
.input-wrap input::placeholder,.input-wrap textarea::placeholder{color:var(--text-muted)}
.input-wrap input:read-only{color:var(--text-secondary)}
.input-wrap.mono input{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:15px;letter-spacing:.02em}
.input-affix{flex-shrink:0;border:none;background:none;padding:2px;cursor:pointer;
  color:var(--text-muted);font-size:15px;line-height:1}
.input-affix:hover{color:var(--text-secondary)}
.secure-hint{display:flex;align-items:center;gap:6px;margin:10px 0 0;font-size:12px;
  color:var(--text-secondary);line-height:1.5}

/* 分段控件 */
.segmented{display:flex;width:100%;padding:3px;border-radius:var(--radius-pill);
  background:rgba(0,0,0,.04);border:.5px solid rgba(255,255,255,.25);
  box-shadow:inset 0 1px 2px rgba(0,0,0,.05);
  -webkit-backdrop-filter:blur(32px) saturate(180%);
  backdrop-filter:blur(32px) saturate(180%)}
.seg-item{flex:1 1 0;min-width:0;padding:8px 10px;border:none;background:none;
  cursor:pointer;border-radius:var(--radius-pill);text-align:center;
  font-size:13px;font-weight:500;color:var(--text-secondary);
  transition:color .25s var(--spring-smooth),background .3s var(--spring);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.seg-item.active{background:rgba(255,255,255,.22);color:var(--text-primary);
  font-weight:600;box-shadow:0 2px 8px rgba(0,0,0,.06),inset 0 1px rgba(255,255,255,.75);
  -webkit-backdrop-filter:blur(24px) saturate(220%);
  backdrop-filter:blur(24px) saturate(220%)}

/* 上传区 */
.dropzone{display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:8px;width:100%;padding:30px 18px;cursor:pointer;text-align:center;
  border-radius:var(--radius-lg);background:rgba(255,255,255,.08);
  border:.5px dashed rgba(0,122,255,.28);
  box-shadow:var(--lg-shadow-env);
  -webkit-backdrop-filter:blur(48px) saturate(220%);
  backdrop-filter:blur(48px) saturate(220%);
  transition:transform .28s var(--spring),box-shadow .28s var(--spring-smooth),
    background .28s var(--spring-smooth),border-color .28s var(--spring-smooth)}
.dropzone:hover{background:rgba(255,255,255,.14);border-color:rgba(0,122,255,.45);
  transform:scale(1.008);box-shadow:var(--lg-shadow-float)}
.dropzone:active{transform:scale(.985)}
.dropzone.dragover{background:rgba(255,255,255,.2);border-color:var(--theme-accent);
  transform:scale(1.01)}
.dropzone .dz-icon{font-size:34px;line-height:1;color:var(--ios-blue)}
.dropzone .dz-text{font-size:15px;font-weight:600;color:var(--text-secondary);
  letter-spacing:-.01em;word-break:break-all}
.dropzone .dz-hint{font-size:12px;color:var(--text-muted)}
.dropzone.filled{background:rgba(255,255,255,.16);border-style:solid;
  border-color:rgba(0,122,255,.4)}
.dropzone.filled .dz-icon{color:var(--ios-green)}
input[type=file].hidden{display:none}

/* 提示 / 须知卡 */
.notice{width:100%;padding:24px 22px;border-radius:var(--radius-lg);
  background:rgba(255,255,255,.28);border:.5px solid rgba(255,255,255,.5);
  box-shadow:var(--lg-shadow-env);
  -webkit-backdrop-filter:blur(28px) saturate(160%);
  backdrop-filter:blur(28px) saturate(160%);transform:translateZ(0)}
.notice-title{margin:0 0 10px;color:#c93400;font-weight:650;font-size:14px}
.notice ol,.notice ul{margin:0;padding-left:18px;color:var(--text-secondary);
  font-size:13px;line-height:1.7}
.notice li+li{margin-top:6px}

/* 结果表 */
.kv{width:100%;border-collapse:collapse;font-size:14px}
.kv tr+tr td{border-top:.5px solid rgba(255,255,255,.32)}
.kv td{padding:10px 2px;vertical-align:top;line-height:1.6}
.kv td:first-child{width:38%;color:var(--text-secondary)}
.kv td:last-child{color:var(--text-primary);word-break:break-all}
.mono-val{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px}

.status-pill{display:inline-flex;align-items:center;gap:8px;padding:10px 16px;
  border-radius:var(--radius-pill);font-size:14px;font-weight:650;
  letter-spacing:-.01em;margin-bottom:14px}
.status-pill.ok{background:rgba(52,199,89,.16);color:#1a8a3c}
.status-pill.bad{background:rgba(255,59,48,.14);color:#c1271c}
.status-pill.warn2{background:rgba(255,149,0,.16);color:#9a6000}

.perm{border-radius:var(--radius-md);padding:12px 14px;
  background:rgba(255,255,255,.14);border:.5px solid rgba(255,255,255,.35);
  margin-bottom:8px}
.perm .p-name{font-size:14px;font-weight:600;letter-spacing:-.01em}
.perm .p-desc{font-size:12.5px;color:var(--text-secondary);line-height:1.6;margin-top:3px}
.perm .p-key{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px;
  color:var(--text-muted);margin-top:4px;word-break:break-all}
.perm.on{border-color:rgba(52,199,89,.4);background:rgba(52,199,89,.08)}
.perm.off{opacity:.72}
.empty-note{padding:16px 0;text-align:center;font-size:13px;color:var(--text-muted)}

/* 进度条 */
.progress{height:6px;border-radius:99px;overflow:hidden;background:rgba(0,0,0,.06);
  margin:0 0 16px}
.progress>span{display:block;height:100%;width:0;border-radius:99px;
  background:linear-gradient(90deg,var(--theme-accent),var(--ios-indigo));
  transition:width .3s var(--spring-smooth)}

/* 应用图标搜索结果 */
.app-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px}
.app-card{display:flex;flex-direction:column;align-items:center;gap:8px;padding:14px 10px;
  border-radius:var(--radius-lg);background:rgba(255,255,255,.28);
  border:.5px solid rgba(255,255,255,.5);box-shadow:var(--lg-shadow-env);
  text-align:center;transform:translateZ(0)}
.app-card img{width:64px;height:64px;border-radius:16px;object-fit:cover;
  box-shadow:0 4px 14px rgba(0,0,0,.12)}
.app-card .a-name{font-size:13px;font-weight:650;line-height:1.35;
  color:var(--text-primary);word-break:break-word}
.app-card .a-meta{font-size:11px;color:var(--text-muted)}
.app-card .a-btn{margin-top:2px}

/* 二维码房间 */
.qr-box{display:flex;flex-direction:column;align-items:center;gap:14px;
  padding:22px;border-radius:var(--radius-lg);background:rgba(255,255,255,.28);
  border:.5px solid rgba(255,255,255,.5);box-shadow:var(--lg-shadow-env)}
.qr-frame{width:min(62vw,220px);aspect-ratio:1/1;border-radius:var(--radius-md);
  background:#fff;padding:12px;box-shadow:0 6px 24px rgba(0,0,0,.1);
  display:flex;align-items:center;justify-content:center;overflow:hidden}
.qr-frame canvas,.qr-frame img{width:100%!important;height:100%!important;border-radius:0}
.countdown{font-variant-numeric:tabular-nums;font-size:13px;color:var(--text-secondary);margin:0}

/* 大图 / 教程插图 */
.shot{border-radius:var(--radius-lg);overflow:hidden;border:.5px solid rgba(255,255,255,.5);
  box-shadow:var(--lg-shadow-env);background:rgba(255,255,255,.2)}
.shot img{width:100%;display:block}

/* 折叠 */
details.fold{border-radius:var(--radius-lg);background:rgba(255,255,255,.22);
  border:.5px solid rgba(255,255,255,.45);box-shadow:var(--lg-shadow-env);overflow:hidden}
details.fold>summary{list-style:none;cursor:pointer;padding:16px 20px;font-size:15px;
  font-weight:600;display:flex;align-items:center;gap:10px;
  transition:background .25s var(--spring-smooth)}
details.fold>summary::-webkit-details-marker{display:none}
details.fold>summary:hover{background:rgba(255,255,255,.14)}
details.fold>summary .chev{margin-left:auto;transition:transform .3s var(--spring);
  color:var(--text-muted);font-size:13px}
details.fold[open]>summary .chev{transform:rotate(90deg)}
details.fold .fold-body{padding:0 20px 18px;font-size:14px;line-height:1.75;
  color:var(--text-secondary)}
details.fold .fold-body ol,details.fold .fold-body ul{padding-left:18px;margin:0}

/* 法律/长文 */
.prose{font-size:14.5px;line-height:1.85;color:var(--text-secondary)}
.prose h2{margin:22px 0 10px;font-size:16px;font-weight:700;color:var(--text-primary);
  letter-spacing:-.02em}
.prose h2:first-child{margin-top:0}
.prose p{margin:0 0 10px}
.prose ol,.prose ul{margin:0 0 12px;padding-left:20px}
.prose li+li{margin-top:6px}
.prose strong{color:var(--text-primary)}

/* 统计数字 */
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.stat{padding:18px 16px;border-radius:var(--radius-lg);text-align:center;
  background:rgba(255,255,255,.28);border:.5px solid rgba(255,255,255,.5);
  box-shadow:var(--lg-shadow-env)}
.stat .s-num{font-size:clamp(22px,5vw,28px);font-weight:750;letter-spacing:-.035em;
  color:var(--theme-accent)}
.stat .s-lbl{font-size:12px;color:var(--text-secondary);margin-top:4px}
.quote{padding:16px 18px;border-radius:var(--radius-lg);
  background:rgba(255,255,255,.2);border:.5px solid rgba(255,255,255,.45);
  font-size:13.5px;line-height:1.7;color:var(--text-secondary)}
.quote .q-stars{color:#ff9500;font-weight:700;font-size:13px;margin-bottom:6px}
.quote .q-by{margin-top:8px;font-size:12px;color:var(--text-muted)}

/* 页脚 */
.site-footer{flex-shrink:0;padding-top:clamp(20px,4vw,32px);
  padding-bottom:max(28px,env(safe-area-inset-bottom));text-align:center;
  font-size:clamp(11px,2.2vw,12px);color:var(--text-muted)}
.site-footer .f-links{display:flex;align-items:center;justify-content:center;
  flex-wrap:wrap;gap:0;margin-bottom:8px}
.site-footer .f-links a{color:var(--text-secondary);padding:4px 8px}
.site-footer .f-links a:hover{color:var(--text-primary);text-decoration:underline}
.site-footer .f-sep{margin:0 2px;opacity:.5}
.icp{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:14px}
.icp a{display:inline-flex;align-items:center;gap:4px;color:inherit}
.icp a:hover{text-decoration:underline}
.icp img{width:16px;height:16px}

/* 浮层提示 */
#toast-root{position:fixed;left:0;right:0;top:14px;z-index:200;
  display:flex;flex-direction:column;align-items:center;gap:8px;pointer-events:none}
.toast{pointer-events:auto;max-width:min(92vw,420px);padding:14px 20px;
  border-radius:var(--radius-pill);background:rgba(255,255,255,.52);
  border:.5px solid var(--lg-rim);box-shadow:var(--lg-shadow-float);
  -webkit-backdrop-filter:blur(40px) saturate(200%);
  backdrop-filter:blur(40px) saturate(200%);
  font-size:14px;font-weight:600;letter-spacing:-.01em;color:var(--text-primary);
  display:flex;align-items:center;gap:10px;animation:toastIn .34s var(--spring)}
.toast.out{animation:toastOut .26s var(--spring-smooth) forwards}
.toast i{font-size:16px}
.toast.ok i{color:var(--ios-green)}
.toast.err i{color:var(--ios-pink)}
.toast.warn i{color:var(--ios-orange)}
@keyframes toastIn{from{transform:translateY(-14px) scale(.94)}to{transform:none}}
@keyframes toastOut{to{opacity:0;transform:translateY(-10px) scale(.96)}}

/* 模态 */
.modal-mask{position:fixed;inset:0;z-index:150;background:rgba(0,0,0,.28);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  display:none;align-items:center;justify-content:center;padding:20px}
.modal-mask.open{display:flex;animation:fadeIn .22s ease-out}
@keyframes fadeIn{from{transform:scale(.995)}to{transform:none}}
.modal{width:100%;max-width:680px;max-height:86dvh;overflow:auto;
  padding:24px 22px;border-radius:var(--radius-lg);
  background:rgba(255,255,255,.6);border:.5px solid var(--lg-rim);
  box-shadow:var(--lg-shadow-float);
  -webkit-backdrop-filter:blur(88px) saturate(230%);
  backdrop-filter:blur(88px) saturate(230%);animation:modalIn .34s var(--spring)}
@keyframes modalIn{from{transform:translateY(18px) scale(.96)}to{transform:none}}
.modal-head{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.modal-head h3{margin:0;font-size:19px;font-weight:700;letter-spacing:-.025em;flex:1}
.modal-close{border:none;background:rgba(255,255,255,.3);width:32px;height:32px;
  border-radius:50%;cursor:pointer;font-size:15px;line-height:1;color:var(--text-secondary);
  box-shadow:inset 0 1px rgba(255,255,255,.6)}
.modal-actions{display:flex;gap:10px;margin-top:18px}
.modal-actions .btn{flex:1}

.spinner{width:15px;height:15px;border-radius:50%;display:inline-block;
  border:2px solid rgba(255,255,255,.4);border-top-color:#fff;
  animation:spin .7s linear infinite;vertical-align:-3px}
.btn:not(.primary) .spinner{border-color:rgba(0,0,0,.18);border-top-color:var(--text-primary)}
@keyframes spin{to{transform:rotate(360deg)}}
.hidden{display:none !important}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0 0 0 0);white-space:nowrap;border:0}

@media (min-width:560px){
  .tool-grid{grid-template-columns:repeat(3,1fr)}
  .stats{grid-template-columns:repeat(4,1fr)}
}
@media (min-width:720px){
  .tool-grid{grid-template-columns:repeat(4,1fr)}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
}

/* ---------- 微信 / QQ 内置浏览器提示（装描述文件必须用 Safari） ---------- */
#app-tip{position:fixed;inset:0;z-index:900;display:none;
  background:rgba(0,0,0,.6);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  align-items:center;justify-content:center;padding:28px}
#app-tip.show{display:flex;animation:fadeIn .22s ease-out}
/* 深色玻璃：不管底下的页面是浅是深都读得清 */
#app-tip .tip-card{width:100%;max-width:336px;padding:32px 26px 20px;
  border-radius:var(--radius-xl);text-align:center;color:#fff;
  background:rgba(26,26,30,.9);
  border:.5px solid rgba(255,255,255,.22);
  box-shadow:0 0 0 .5px rgba(255,255,255,.14) inset,
             0 1.5px 0 rgba(255,255,255,.28) inset,
             0 24px 60px rgba(0,0,0,.5);
  -webkit-backdrop-filter:blur(40px) saturate(180%);
  backdrop-filter:blur(40px) saturate(180%)}
#app-tip .tip-arrow{font-size:38px;line-height:1;margin-bottom:14px;
  color:#fff;opacity:.95;animation:tipNudge 1.6s ease-in-out infinite}
#app-tip .tip-arrow i{display:inline-block;transform:rotate(45deg)}
@keyframes tipNudge{0%,100%{transform:translate(4px,-4px)}50%{transform:translate(10px,-12px)}}
#app-tip .tip-title{font-size:clamp(19px,5vw,23px);font-weight:700;
  letter-spacing:-.02em;line-height:1.45;margin:0 0 10px}
#app-tip .tip-body{font-size:14.5px;line-height:1.85;margin:0;color:rgba(255,255,255,.88)}
#app-tip .tip-body b{color:#fff;font-weight:650}
#app-tip .tip-kbd{display:inline-block;padding:1px 8px;margin:0 3px;
  border-radius:8px;background:rgba(255,255,255,.22);
  font-weight:700;letter-spacing:.08em}
#app-tip .tip-skip{display:block;margin:18px auto 0;padding:8px 12px;
  font-size:12.5px;color:rgba(255,255,255,.55);cursor:pointer;
  border:0;background:none;text-decoration:underline;text-underline-offset:3px}
#app-tip .tip-skip:active{color:rgba(255,255,255,.85)}