:root{
  --bg:#0b0d11; --stage:#0f1218; --card:#161a22; --panel:#1b2029;
  --fg:#e8eaed; --muted:#94a0ad; --dim:#6b7582;
  --accent:#4f8cff; --accent-2:#3a6fe0; --green:#3fb950; --amber:#e3a008; --red:#f85149;
  --border:#262d38; --code:#0a0c10; --radius:16px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;}
/* hidden 属性必须压过任何显式 display（.gate 的 flex、.admin 的 flex 等），否则登录门关不掉 */
[hidden]{display:none !important;}
html,body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--font);-webkit-font-smoothing:antialiased;}
body{padding:0 0 60px;}

.app{max-width:560px;margin:0 auto;padding:0 18px;}

/* Brand copy remains readable even when an older language dictionary is cached. */
html[lang^="en"] .brand-prefix{display:none}

/* Header */
.topbar{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:24px 0 14px;flex-wrap:wrap;}
.brand{display:flex;align-items:center;gap:12px;}
/* logo 即回首页入口：去掉链接默认样式，悬停给一点反馈 */
a.brand-link{text-decoration:none;color:inherit;cursor:pointer;border-radius:12px;}
a.brand-link:hover{opacity:.85;}
a.brand-link h1,a.brand-link p{color:inherit;}
.logo{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--accent),#7b5bff);display:flex;align-items:center;justify-content:center;font-size:22px;box-shadow:0 6px 18px rgba(79,140,255,.35);}
.brand h1{font-size:20px;margin:0;letter-spacing:.5px;}
.brand-sub{font-size:13px;color:var(--muted);font-weight:400;}
.brand p{margin:2px 0 0;font-size:12.5px;color:var(--muted);}
.tag{font-size:11px;padding:4px 11px;border:1px solid var(--border);border-radius:999px;color:var(--muted);background:var(--card);white-space:nowrap;}
.tag.ok{color:var(--green);border-color:rgba(63,185,80,.4);}
.tag.bad{color:var(--red);border-color:rgba(248,81,73,.4);}
.tag.guest{color:var(--amber);border-color:rgba(227,160,8,.4);}
.tag.pro{color:#fff;background:linear-gradient(135deg,var(--accent),#7b5bff);border-color:transparent;}

/* Panels */
.panel{display:none;flex-direction:column;margin-top:14px;}
.panel.show{display:flex;animation:fade .12s ease-out;}
@keyframes fade{from{opacity:.72;}to{opacity:1;}}

/* Home */
.home-hero{text-align:center;margin-top:18px;}
.home-hero .big{font-size:26px;font-weight:700;letter-spacing:.5px;}
.home-hero .sub{color:var(--muted);font-size:13px;margin-top:10px;line-height:1.7;}
.home-hero .sub b{color:var(--fg);font-weight:600;}
.primary-btn{margin-top:26px;background:var(--accent);color:#fff;border:none;border-radius:13px;padding:15px;font-size:15px;font-weight:600;font-family:var(--font);cursor:pointer;box-shadow:0 8px 22px rgba(79,140,255,.35);width:100%;}
.primary-btn:active{transform:scale(.98);}
.or{text-align:center;color:var(--dim);font-size:12px;margin:16px 0 4px;display:flex;align-items:center;gap:10px;}
.or::before,.or::after{content:"";flex:1;height:1px;background:var(--border);}
.join-row{display:flex;gap:9px;}
.join-input{flex:1;min-width:0;background:var(--code);border:1px solid var(--border);border-radius:12px;padding:14px;color:var(--fg);font-size:18px;letter-spacing:6px;text-align:center;font-family:var(--font);text-transform:uppercase;}
.join-input::placeholder{color:var(--dim);letter-spacing:2px;font-size:13px;text-align:center;text-transform:none;}
.join-btn{background:var(--panel);border:1px solid var(--border);color:var(--fg);border-radius:12px;padding:0 18px;font-size:14px;font-weight:600;font-family:var(--font);cursor:pointer;white-space:nowrap;}
.join-btn:active{transform:scale(.97);}
.trust{margin-top:auto;display:flex;align-items:center;justify-content:center;gap:7px;color:var(--dim);font-size:11px;padding-top:22px;}

/* Create room */
.room-head{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--muted);}
.room-head .back{width:26px;height:26px;border-radius:8px;background:var(--panel);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--fg);cursor:pointer;font-size:15px;}
.qr-wrap{margin:20px auto;width:200px;height:200px;background:#fff;border-radius:16px;padding:12px;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 30px rgba(0,0,0,.4);}
.qr-wrap canvas,.qr-wrap img{width:100%!important;height:100%!important;image-rendering:pixelated;display:block;}
.qr-canvas{width:180px;height:180px;margin:0 auto;}
.code-box{text-align:center;}
.code-box .label{font-size:12px;color:var(--dim);}
.code-box .code{font-size:38px;font-weight:700;letter-spacing:10px;margin-top:4px;font-variant-numeric:tabular-nums;color:var(--accent);}
.status-pill{margin:16px auto 0;display:inline-flex;align-items:center;gap:8px;background:var(--panel);border:1px solid var(--border);border-radius:999px;padding:8px 16px;font-size:12.5px;color:var(--muted);align-self:center;}
.dot-pulse{width:8px;height:8px;border-radius:50%;background:var(--amber);animation:pulse 1.4s infinite;}
.dot-green{width:8px;height:8px;border-radius:50%;background:var(--green);display:inline-block;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.25;}}
.wake-tip{margin-top:18px;background:rgba(79,140,255,.08);border:1px solid rgba(79,140,255,.25);border-radius:11px;padding:11px 13px;font-size:12px;color:#b9caff;display:flex;gap:9px;align-items:flex-start;line-height:1.5;}
.placeholder{font-size:11px;color:var(--dim);text-align:center;margin-top:18px;line-height:1.6;}

/* Keep connection context compact above the main action. */
#panel-room .conn-title{font-size:15px;font-weight:600;margin-bottom:4px;}
#panel-room .conn-sub{font-size:12px;color:var(--muted);margin-bottom:12px;line-height:1.5;}
.peer{border:1px solid var(--border);border-radius:12px;padding:10px 12px;display:flex;align-items:center;gap:10px;background:var(--card);}
.peer .av{width:34px;height:34px;border-radius:10px;background:var(--panel);display:flex;align-items:center;justify-content:center;font-size:18px;flex:none;}
.peer .meta{min-width:0;}
.peer .meta b{display:block;font-size:13px;overflow-wrap:anywhere;}
.peer .meta div{font-size:11px;color:var(--green);margin-top:2px;display:flex;align-items:center;gap:5px;}

/* File selection is the primary action on both connected devices. */
.dropzone{width:100%;margin-top:16px;border:1.5px dashed rgba(79,140,255,.65);border-radius:18px;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(145deg,rgba(79,140,255,.13),rgba(79,140,255,.04));color:var(--fg);font-family:var(--font);text-align:center;gap:8px;padding:28px 18px;transition:background .2s,border-color .2s,box-shadow .2s;cursor:pointer;}
.dropzone:hover:not(:disabled),.dropzone.drag:not(:disabled){border-color:var(--accent);background:rgba(79,140,255,.16);box-shadow:0 0 0 4px rgba(79,140,255,.06);}
.dropzone:focus-visible{outline:3px solid var(--accent);outline-offset:4px;}
.dropzone .upload-icon{display:flex;align-items:center;justify-content:center;width:52px;height:52px;border:1px solid rgba(79,140,255,.2);border-radius:15px;background:rgba(79,140,255,.12);color:#8db5ff;margin-bottom:4px;}
.dropzone svg{width:28px;height:28px;}
.dropzone .upload-title{font-size:22px;font-weight:700;line-height:1.3;}
.dropzone .upload-hint{font-size:12px;color:var(--muted);line-height:1.6;}
.dropzone .t1{display:flex;align-items:center;justify-content:center;min-height:46px;max-width:100%;margin:10px 0 4px;padding:12px 28px;border-radius:11px;background:var(--accent);box-shadow:0 6px 18px rgba(79,140,255,.25);font-size:14px;line-height:1.5;color:#fff;font-weight:600;}
.dropzone .t2{font-size:11px;color:var(--muted);line-height:1.6;}
/* Recovery messages remain legible while file selection is unavailable. */
.dropzone.off{border-color:var(--border);background:var(--card);cursor:default;}
.dropzone.off .upload-icon{color:var(--muted);background:var(--panel);border-color:var(--border);}
.dropzone.off .t1{background:var(--panel);color:var(--muted);box-shadow:none;}
.queue-toolbar{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-top:16px;}
.queue-toolbar .verify-note{flex-basis:100%;margin:0;}
.queue-toolbar .cancel-btn{margin:0;min-height:36px;}
#panel-room .verify-box{margin-top:16px;background:var(--card);}
@media(max-width:480px){
  .dropzone{padding:22px 14px;}
  .dropzone .upload-title{font-size:20px;}
  .dropzone .t1{width:100%;}
  .queue-toolbar .cancel-btn{min-height:44px;}
}

/* File card */
.file-card{border:1px solid var(--border);border-radius:13px;padding:13px;background:var(--panel);margin-top:14px;}
.file-card .row1{display:flex;align-items:center;gap:11px;}
.file-card .fic{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,#33405a,#222b3d);display:flex;align-items:center;justify-content:center;font-size:18px;flex:none;}
.file-card .fname{font-size:13.5px;font-weight:600;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.file-card .fsize{font-size:11.5px;color:var(--dim);white-space:nowrap;}
.bar{height:7px;background:var(--code);border-radius:99px;margin-top:11px;overflow:hidden;}
.bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--accent),#7b5bff);border-radius:99px;transition:width .25s;}
.fstat{display:flex;justify-content:space-between;font-size:11px;color:var(--muted);margin-top:7px;}
.fstat .spd{color:var(--accent);}
.verify{font-size:11.5px;color:var(--dim);display:flex;align-items:center;gap:6px;margin-top:6px;}
.cancel-btn{margin-top:8px;background:transparent;border:1px solid var(--border);color:var(--muted);border-radius:9px;padding:6px 12px;font-size:12px;cursor:pointer;font-family:var(--font);}
.cancel-btn:active{transform:scale(.97);}

/* M5 连接校验（紧凑版：核心常驻 + 详情按需展开）*/
.verify-box{margin-top:12px;border:1px solid var(--border);border-radius:12px;background:var(--panel);padding:10px 12px;}
.verify-head{display:flex;align-items:center;justify-content:space-between;gap:8px;}
.verify-title{font-size:12.5px;font-weight:600;display:flex;align-items:center;gap:7px;color:var(--fg);}
.verify-status{font-size:10.5px;padding:1px 8px;border-radius:999px;border:1px solid var(--border);color:var(--muted);}
.verify-status.ok{color:var(--green);border-color:rgba(63,185,80,.4);background:rgba(63,185,80,.1);}
.verify-status.bad{color:var(--red);border-color:rgba(248,81,73,.4);background:rgba(248,81,73,.1);}
.verify-status.wait{color:var(--amber);border-color:rgba(227,160,8,.35);background:rgba(227,160,8,.1);}
.verify-toggle{flex:none;background:transparent;border:0;padding:2px;font-size:11.5px;font-family:var(--font);color:var(--dim);cursor:pointer;}
.verify-toggle:hover{color:var(--muted);}
.pin-row{display:flex;gap:8px;margin-top:8px;}
.pin-card{flex:1;border:1px solid var(--border);border-radius:9px;padding:7px 8px;text-align:center;background:var(--card);}
.pin-label{font-size:10px;color:var(--muted);margin-bottom:3px;}
.pin{font-size:20px;font-weight:700;letter-spacing:4px;line-height:1.25;font-variant-numeric:tabular-nums;color:var(--accent);}
.verify-hint{margin-top:8px;font-size:11.5px;color:var(--muted);line-height:1.5;}
.verify-hint.ok{color:var(--green);}
.verify-hint.bad{color:var(--red);}
.verify-actions{display:flex;gap:8px;margin-top:8px;}
.btn-ok,.btn-warn{flex:1;border-radius:9px;padding:8px;font-size:12.5px;font-weight:600;font-family:var(--font);cursor:pointer;border:1px solid var(--border);}
.btn-ok{background:rgba(63,185,80,.14);color:var(--green);border-color:rgba(63,185,80,.4);}
.btn-warn{background:rgba(248,81,73,.12);color:var(--red);border-color:rgba(248,81,73,.4);}
.btn-ok:active,.btn-warn:active{transform:scale(.98);}

/* 详情展开区（设备身份 + 信任徽章 + 说明）*/
.verify-detail{margin-top:9px;padding-top:9px;border-top:1px solid var(--border);}
.verify-devices{display:flex;flex-direction:column;gap:4px;}
.verify-devices .vd{display:flex;gap:8px;align-items:center;font-size:11px;color:var(--muted);}
.verify-devices .vdl{flex:none;width:28px;color:var(--dim);}
.verify-devices .vd span:last-child{color:var(--fg);font-variant-numeric:tabular-nums;}
.trust-badge{margin-bottom:8px;font-size:11.5px;padding:7px 10px;border-radius:9px;border:1px solid var(--border);line-height:1.45;}
.trust-badge.ok{color:var(--green);border-color:rgba(63,185,80,.4);background:rgba(63,185,80,.1);}
.trust-badge.warn{color:var(--amber);border-color:rgba(227,160,8,.35);background:rgba(227,160,8,.1);}
.trust-badge.new{color:var(--muted);background:var(--card);}
.verify-note{margin-top:8px;font-size:10.5px;color:var(--dim);line-height:1.45;}

/* 房间码输入纠错 + 复制（避免带「·」的显示码被粘贴截断后静默失败）*/
.join-err{margin-top:8px;min-height:16px;font-size:12px;color:var(--red);text-align:center;line-height:1.5;}
.code-copy{margin-top:12px;background:transparent;border:1px solid var(--border);color:var(--muted);border-radius:9px;padding:7px 14px;font-size:12px;font-family:var(--font);cursor:pointer;}
.code-copy:active{transform:scale(.97);}

/* 顶栏语言切换（i18n）——样式对齐账号入口按钮 */
.lang-btn{font-size:11px;padding:4px 10px;border-radius:999px;border:1px solid var(--border);background:var(--card);color:var(--muted);font-family:var(--font);cursor:pointer;white-space:nowrap;font-weight:600;letter-spacing:.5px;}
.lang-btn:hover{color:var(--fg);border-color:var(--accent);}
.lang-btn:active{transform:scale(.97);}

/* ===================== 账号系统（M1）===================== */
/* 顶栏账号入口 */
.acc-btn{font-size:11px;padding:4px 12px;border-radius:999px;border:1px solid var(--border);background:var(--card);color:var(--muted);font-family:var(--font);cursor:pointer;white-space:nowrap;font-weight:600;}
.acc-btn.guest{color:var(--amber);border-color:rgba(227,160,8,.35);}
.acc-btn.free{color:var(--fg);}
.acc-btn.pro{color:#fff;background:linear-gradient(135deg,var(--accent),#7b5bff);border-color:transparent;}
.acc-btn:active{transform:scale(.97);}

/* 覆盖层（底部抽屉式，桌面端居中卡片）*/
.acc-overlay{position:fixed;inset:0;top:var(--acc-visible-top,0px);height:var(--acc-visible-height,100%);z-index:60;display:flex;align-items:flex-end;justify-content:center;}
.acc-overlay[hidden]{display:none;}
.acc-backdrop{position:absolute;inset:0;background:rgba(5,7,10,.72);animation:accFade .2s ease;}
@keyframes accFade{from{opacity:0;}to{opacity:1;}}
.acc-sheet{position:relative;width:100%;max-width:440px;max-height:92vh;max-height:calc(var(--acc-visible-height,100dvh) * .92);overflow-y:auto;overscroll-behavior:contain;background:var(--stage);border-radius:22px 22px 0 0;border-top:1px solid var(--border);padding:20px 18px 26px;animation:accSlide .28s cubic-bezier(.2,.8,.2,1);scrollbar-width:thin;}
.acc-sheet::-webkit-scrollbar{width:5px;}
.acc-sheet::-webkit-scrollbar-thumb{background:var(--border);border-radius:9px;}
@keyframes accSlide{from{transform:translateY(100%);}to{transform:none;}}
body.acc-modal-open{overflow:hidden;}
.acc-sheet{padding-top:0;scroll-padding-top:90px;}
.acc-dialog-header{position:sticky;top:0;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 0 14px;background:var(--stage);border-bottom:1px solid var(--border);}
.acc-dialog-header .acc-top{min-width:0;}
.acc-dialog-header .acc-x{position:static;flex:none;width:44px;height:44px;font-size:24px;}
.acc-sheet :is(button,a):focus-visible{outline:2px solid var(--accent);outline-offset:3px;}
.acc-account-layout{padding-top:20px;}
.acc-account-panel[hidden]{display:none!important;}
.acc-account-tabs{grid-column:1 / -1;display:flex;gap:6px;padding:4px;background:var(--code);border:1px solid var(--border);border-radius:12px;}
.acc-account-tab{flex:1;min-width:0;min-height:44px;border:0;border-radius:9px;padding:10px 8px;background:transparent;color:var(--muted);font:600 14px var(--font);cursor:pointer;}
.acc-account-tab[aria-selected="true"]{background:var(--card);color:var(--fg);box-shadow:0 2px 8px #0003;}
.acc-sheet[data-screen="account"] .acc-dialog-header{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;}
.acc-sheet[data-screen="account"]{scroll-padding-top:160px;}
.acc-management{display:grid;gap:20px;}
.acc-account-actions{padding-top:18px;border-top:1px solid var(--border);}
.acc-management .acc-account-actions{justify-items:start;}
.acc-management #accLogout{max-width:240px;}
.acc-settings{max-width:560px;margin-inline:auto;}

.acc-account-layout :is(.acc-card,.acc-quota,.acc-btn-main){margin-top:0;}
.acc-overview,.acc-settings,.acc-shortcuts,.acc-account-actions{min-width:0;display:grid;gap:14px;align-content:start;}
.acc-account-layout .acc-row>div{min-width:0;}
.acc-account-layout :is(.acc-name,.acc-meta){overflow-wrap:anywhere;line-height:1.6;}
.acc-account-layout .acc-row .tag{flex:none;margin-left:auto;}
.acc-pair-card{display:grid;gap:12px;}
.acc-pair-card label{font-weight:600;}
.acc-account-layout .acc-tap{display:flex!important;align-items:center;justify-content:space-between;gap:12px;min-height:64px;text-align:left;width:100%;color:var(--fg);font-family:var(--font);}
.acc-account-layout .acc-tap:hover{background:var(--card);border-color:var(--accent);}
@media(min-width:560px){.acc-overlay{align-items:center;padding:24px;}.acc-sheet{max-width:520px;border:1px solid var(--border);border-radius:22px;padding:0 28px 28px;max-height:calc(var(--acc-visible-height,100dvh) - 48px);}}
@media(min-width:900px){
 .acc-sheet[data-screen="account"]{max-width:880px;padding:0 32px 28px;}
 .acc-sheet[data-screen="upgrade"],.acc-sheet[data-screen="orders"]{max-width:720px;}
 .acc-account-layout{min-height:360px;}
 .acc-overview{grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:20px 24px;align-items:start;}
 .acc-overview>.acc-reason{grid-column:1 / -1;}
 .acc-overview .acc-quota{grid-column:2;grid-row:1 / span 2;}
 .acc-shortcuts{grid-template-columns:repeat(2,minmax(0,1fr));}
 .acc-overview .acc-account-actions{grid-column:1 / -1;}
 .acc-overview .acc-account-actions .acc-btn-main{max-width:360px;}
 .acc-account-layout .acc-card,.acc-account-layout .acc-quota{padding:18px;}
 .acc-account-layout .acc-name{font-size:16px;}
 .acc-account-layout .acc-meta{font-size:13px;}
}
@media(max-width:559px){
 .acc-sheet{max-width:none;padding-bottom:calc(22px + env(safe-area-inset-bottom));padding-left:max(18px,env(safe-area-inset-left));padding-right:max(18px,env(safe-area-inset-right));}
 .acc-dialog-header{padding-top:12px;}
 .acc-shortcuts{gap:10px;}
 .acc-account-tab{font-size:13px;padding-inline:4px;}
 .acc-management #accLogout{max-width:none;}
 .acc-account-actions{padding-top:8px;}
}
@media(prefers-reduced-motion:reduce){.acc-sheet,.acc-backdrop{animation:none;}}

.acc-top{display:flex;align-items:center;gap:12px;}
.acc-top .logo{width:42px;height:42px;font-size:22px;}
.acc-title{font-size:17px;font-weight:700;margin:0;}
.acc-sub{font-size:12px;color:var(--muted);margin-top:2px;}
.acc-x{position:absolute;top:14px;right:16px;width:30px;height:30px;border-radius:50%;background:var(--card);border:1px solid var(--border);color:var(--muted);font-size:18px;line-height:1;cursor:pointer;}
.acc-x:active{transform:scale(.95);}
.acc-h{font-size:17px;font-weight:700;margin:18px 0 8px;}
.acc-tip{font-size:12.5px;color:var(--muted);line-height:1.6;background:var(--card);border:1px solid var(--border);border-radius:11px;padding:11px 13px;}
.acc-tip b{color:var(--fg);}
.acc-reason{font-size:13px;color:var(--fg);line-height:1.6;background:rgba(227,160,8,.1);border:1px solid rgba(227,160,8,.3);border-radius:11px;padding:11px 13px;margin-bottom:4px;}
.acc-reason b{color:var(--amber);}
.acc-field{margin-top:14px;}
.acc-field label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px;}
.acc-input{width:100%;background:var(--code);border:1px solid var(--border);border-radius:12px;padding:14px;color:var(--fg);font-size:16px;font-family:var(--font);}
.acc-input::placeholder{color:var(--dim);}
.acc-input.acc-code{text-align:center;letter-spacing:8px;font-size:20px;text-transform:uppercase;font-variant-numeric:tabular-nums;}
.acc-btn-main{margin-top:14px;width:100%;background:var(--accent);color:#fff;border:none;border-radius:13px;padding:15px;font-size:15px;font-weight:600;font-family:var(--font);cursor:pointer;box-shadow:0 8px 22px rgba(79,140,255,.3);}
.acc-btn-main:active{transform:scale(.98);}
.acc-btn-main:disabled{opacity:.5;cursor:not-allowed;}
.acc-btn-main.green{color:#fff;background:var(--green);box-shadow:0 8px 22px rgba(63,185,80,.25);}
.acc-btn-main.ghost{background:var(--panel);border:1px solid var(--border);color:var(--fg);box-shadow:none;}
/* 支付方式 tab：两条通道互斥切换，胶囊底衬 + 选中态填充 */
.acc-tabs{display:flex;gap:4px;margin-top:14px;padding:4px;background:var(--panel);border:1px solid var(--border);border-radius:12px;}
.acc-tab{flex:1;padding:9px 6px;border:none;border-radius:9px;background:transparent;color:var(--muted);font-size:13px;font-weight:600;font-family:var(--font);cursor:pointer;}
.acc-tab.hot{background:var(--accent);color:#fff;box-shadow:0 4px 12px rgba(79,140,255,.25);}
/* 收银台副说明：与主按钮留出呼吸间距，限宽居中避免长行贴边 */
.acc-checkout-sub{max-width:300px;margin:12px auto 4px;text-align:center;font-size:11.5px;line-height:1.6;color:var(--dim);}
.acc-hint{margin-top:12px;font-size:11.5px;color:var(--muted);line-height:1.5;background:rgba(63,185,80,.07);border:1px solid rgba(63,185,80,.2);border-radius:11px;padding:10px 12px;}
.acc-hint b{color:var(--fg);}
.acc-hint a{color:var(--accent);cursor:pointer;}
/* 登录 / 注册 双 Tab（注意：不要用 .green/.red/.amber 这类「文字色工具类」当按钮变体，
   它们只改 color，会和背景撞成同色 —— 见文件末尾工具类处的说明） */
.acc-tabs{display:flex;gap:6px;background:var(--code);border:1px solid var(--border);border-radius:12px;padding:4px;margin-top:16px;}
.acc-tab{flex:1;background:transparent;border:none;border-radius:9px;padding:9px 0;font-size:13.5px;font-weight:600;font-family:var(--font);color:var(--muted);cursor:pointer;}
.acc-tab.on{background:var(--accent);color:#fff;}
/* 密码输入框：右侧内嵌明文切换按钮 */
.acc-pwwrap{position:relative;}
.acc-pwwrap .acc-input{padding-right:48px;}
.acc-eye{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:36px;height:36px;border:none;border-radius:9px;background:transparent;color:var(--muted);font-size:15px;line-height:1;cursor:pointer;}
.acc-eye.on{color:var(--accent);}

/* 账号中心 */
.acc-card{border:1px solid var(--border);border-radius:14px;background:var(--panel);padding:14px;margin-top:14px;}
.acc-row{display:flex;align-items:center;gap:11px;}
.acc-row.between{justify-content:space-between;}
.acc-av{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,#2a3140,#1c2330);display:flex;align-items:center;justify-content:center;font-size:21px;flex:none;}
.acc-name{font-weight:600;font-size:14px;}
.acc-meta{font-size:12px;color:var(--muted);}
/* 升级面板客服区：与上方按钮拉开距离，虚线分隔成独立区块，多条客服信息之间留行距 */
.acc-support{margin-top:16px;padding-top:13px;border-top:1px dashed var(--border);display:grid;gap:7px;}
.acc-support .acc-meta{line-height:1.6;}
.acc-tap{cursor:pointer;}
.acc-tap:active{background:var(--card);}

/* 配额卡 */
.acc-quota{margin-top:14px;background:var(--card);border:1px solid var(--border);border-radius:14px;padding:14px;}
.acc-qhead{display:flex;justify-content:space-between;font-size:12.5px;margin-bottom:9px;}
.acc-qhead b{color:var(--fg);}
.acc-bar{height:8px;background:var(--code);border-radius:99px;overflow:hidden;}
.acc-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),#7b5bff);border-radius:99px;}
.acc-qgrid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:13px;}
.acc-qcell{background:var(--code);border:1px solid var(--border);border-radius:10px;padding:9px 10px;}
.acc-qcell .k{font-size:10.5px;color:var(--dim);}
.acc-qcell .v{font-size:14px;font-weight:700;margin-top:3px;font-variant-numeric:tabular-nums;}
.acc-qcell .v.green{color:var(--green);}
.acc-qcell .v.amber{color:var(--amber);}

/* 套餐对比矩阵 */
.acc-matrix{border:1px solid var(--border);border-radius:14px;overflow:hidden;margin-top:14px;}
.acc-mrow{display:grid;grid-template-columns:1.3fr 1fr 1fr;border-bottom:1px solid var(--border);}
.acc-mrow:last-child{border-bottom:none;}
.acc-mrow>div{padding:11px 12px;font-size:12.5px;border-right:1px solid var(--border);}
.acc-mrow>div:last-child{border-right:none;}
.acc-mrow.head>div{background:var(--card);font-weight:700;font-size:13px;}
.acc-mrow .feat{color:var(--muted);}
.acc-mrow .free{text-align:center;}
.acc-mrow .pro{text-align:center;background:rgba(79,140,255,.07);color:var(--fg);font-weight:600;}
.acc-price{text-align:center;margin-top:16px;}
.acc-price .num{font-size:32px;font-weight:800;letter-spacing:1px;}
.acc-price .per{color:var(--muted);font-size:13px;}
.acc-price .note{font-size:11.5px;color:var(--dim);margin-top:4px;}
/* 多档价格列表（月付 / 年付 / 永久…），每档一行；hot = 主推档高亮 */
.acc-prices{border:1px solid var(--border);border-radius:14px;overflow:hidden;margin-top:14px;}
.acc-priceopt{display:flex;align-items:baseline;gap:8px;padding:11px 12px;border-bottom:1px solid var(--border);font-size:12.5px;}
.acc-priceopt:last-child{border-bottom:none;}
.acc-priceopt .pl{font-weight:700;}
.acc-priceopt .pv{margin-left:auto;font-size:16px;font-weight:800;font-variant-numeric:tabular-nums;}
.acc-priceopt .pv i{font-style:normal;font-size:11.5px;font-weight:400;color:var(--muted);}
.acc-priceopt .pg{font-size:11px;color:var(--dim);flex:none;max-width:45%;text-align:right;}
.acc-priceopt.hot{background:rgba(79,140,255,.07);}
.acc-priceopt.hot .pl::after{content:'荐';margin-left:6px;font-size:10px;font-weight:700;color:var(--accent);border:1px solid var(--accent);border-radius:4px;padding:0 3px;vertical-align:1px;}
.acc-priceopt.owned{opacity:.5;cursor:default;}
.acc-priceopt.owned .pv{font-size:13px;}
.acc-priceopt .pnote{display:block;width:100%;font-size:11px;color:var(--dim);margin-top:2px;}
.acc-pricenote{font-size:11.5px;color:var(--dim);text-align:center;margin-top:8px;}
.acc-steps{display:flex;flex-direction:column;margin-top:14px;}
.acc-step{display:flex;gap:12px;padding:10px 0;border-bottom:1px solid var(--border);}
.acc-step:last-child{border-bottom:none;}
.acc-step .n{width:24px;height:24px;border-radius:50%;background:var(--accent);color:#fff;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;flex:none;}
.acc-step .t{font-size:12.5px;line-height:1.5;}
.acc-step .t b{color:var(--fg);}

/* 成功态 */
.acc-success{text-align:center;padding:24px 10px;}
.acc-success .ring{width:74px;height:74px;border-radius:50%;background:rgba(63,185,80,.14);border:2px solid var(--green);display:flex;align-items:center;justify-content:center;font-size:36px;margin:0 auto 14px;color:var(--green);}
.lock{font-size:30px;text-align:center;margin:6px 0;}

/* ============ 订单 / 支付凭证 ============ */
.acc-b{font-weight:600;font-size:13.5px;}          /* 卡片主标题（原先被引用但未定义） */
.acc-select{width:100%;background:var(--code);border:1px solid var(--border);border-radius:12px;padding:14px;color:var(--fg);font-size:14.5px;font-family:var(--font);appearance:none;
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238b949e' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 13px center;background-size:15px;padding-right:38px;}
.acc-select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(79,140,255,.18);}
.acc-select option{background:var(--stage);color:var(--fg);}

.acc-upload{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;box-sizing:border-box;
  background:rgba(79,140,255,.12);border:1px solid rgba(79,140,255,.5);border-radius:12px;padding:13px 14px;
  color:var(--fg);font-size:13.5px;font-weight:600;cursor:pointer;transition:background .15s,border-color .15s;}
.acc-upload:hover{background:rgba(79,140,255,.22);border-color:var(--accent);}
.acc-upload:active{transform:scale(.99);}
.acc-upload .ic{width:17px;height:17px;flex:none;color:var(--accent);}
.acc-shotbox{margin-top:9px;text-align:center;}
.acc-shotbox img{display:block;margin:0 auto;border-radius:10px;max-width:100%;max-height:200px;border:1px solid var(--border);}
.acc-shotinfo{margin-top:7px;line-height:1.5;}

/* 紧凑的「标签 + 值」一行（客服联系方式等） */
.acc-rowbox{display:flex;align-items:baseline;gap:9px;margin-top:14px;background:var(--code);
  border:1px solid var(--border);border-radius:11px;padding:11px 13px;flex-wrap:wrap;}
.acc-rowbox .lbl{font-size:11.5px;color:var(--dim);flex:none;}
.acc-rowbox .val{font-size:12.5px;color:var(--fg);}
.acc-footnote{margin-top:12px;font-size:11.5px;color:var(--dim);text-align:center;line-height:1.5;}
.acc-footnote b{color:var(--muted);}

/* 订单页的三步说明：压成一行一句，别占一大块 */
.acc-steps-mini{margin-top:14px;gap:0;}
.acc-steps-mini .acc-step{padding:7px 0;border-bottom:1px solid var(--border);}
.acc-steps-mini .acc-step .n{width:19px;height:19px;font-size:11px;}
.acc-steps-mini .acc-step .t{font-size:12px;color:var(--muted);}

/* 输入框聚焦反馈（原先只有 select 有，输入端看不出焦点在哪） */
.acc-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(79,140,255,.18);}

.acc-codebox{margin-top:11px;display:flex;align-items:center;gap:9px;justify-content:space-between;
  background:rgba(63,185,80,.08);border:1px solid rgba(63,185,80,.25);border-radius:11px;padding:10px 12px;}
.acc-codebox .mono{font-size:12.5px;letter-spacing:.5px;color:var(--fg);overflow-wrap:anywhere;}
.acc-mini{flex:none;font-size:11.5px;font-weight:600;font-family:var(--font);padding:7px 13px;border-radius:9px;
  background:var(--green);border:none;color:#fff;cursor:pointer;}
.acc-mini:disabled{opacity:.5;cursor:not-allowed;}

/* Toast */
.acc-toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%) translateY(20px);background:var(--panel);border:1px solid var(--border);color:var(--fg);font-size:13px;padding:11px 16px;border-radius:12px;max-width:80vw;text-align:center;opacity:0;pointer-events:none;transition:.25s;z-index:80;box-shadow:0 10px 30px rgba(0,0,0,.4);}
.acc-toast.show{opacity:1;transform:translateX(-50%) translateY(0);}

/* ============ 管理后台 ============ */
.gate{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:radial-gradient(1200px 600px at 50% -10%,rgba(79,140,255,.12),transparent),var(--bg);padding:20px;z-index:50;}
.gate-card{width:100%;max-width:380px;background:var(--stage);border:1px solid var(--border);border-radius:var(--radius);padding:30px 26px;text-align:center;box-shadow:0 30px 80px rgba(0,0,0,.55);}
.gate-card .logo{width:54px;height:54px;border-radius:14px;background:linear-gradient(135deg,var(--accent),#7b5bff);display:flex;align-items:center;justify-content:center;font-size:26px;margin:0 auto 14px;box-shadow:0 6px 18px rgba(79,140,255,.35);}
.gate-card h1{margin:0 0 8px;font-size:21px;letter-spacing:.5px;}
.gate-sub{color:var(--muted);font-size:12.5px;line-height:1.6;margin:0 0 18px;}
.gate-err{background:rgba(248,81,73,.12);border:1px solid rgba(248,81,73,.4);color:var(--red);border-radius:10px;padding:9px 12px;font-size:12.5px;margin-bottom:12px;}
.gate-hint{color:var(--dim);font-size:11px;line-height:1.5;margin-top:14px;}
.gate-hint code{background:var(--code);border:1px solid var(--border);border-radius:6px;padding:1px 5px;color:var(--fg);}
.kbd{background:var(--code);border:1px solid var(--border);border-radius:6px;padding:1px 6px;font-size:11px;color:var(--fg);font-family:var(--font);}

.admin{display:flex;min-height:100vh;}
.admin-side{width:210px;flex:none;background:var(--stage);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:20px 14px;position:sticky;top:0;height:100vh;}
.side-brand{display:flex;align-items:center;gap:11px;padding:4px 8px 18px;}
.side-brand .logo{width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,var(--accent),#7b5bff);display:flex;align-items:center;justify-content:center;font-size:20px;box-shadow:0 6px 18px rgba(79,140,255,.35);}
.side-brand .logo.sm{width:38px;height:38px;font-size:20px;}
/* logo 内的 SVG 闪电 */
.logo .ic{color:#fff;}
.gate-card .logo .ic{width:26px;height:26px;stroke-width:1.8;}
.side-brand .logo .ic{width:20px;height:20px;stroke-width:1.8;}
.side-nav{display:flex;flex-direction:column;gap:6px;margin-top:6px;}
.nav-item{text-align:left;background:transparent;border:1px solid transparent;color:var(--muted);border-radius:11px;padding:11px 13px;font-size:13.5px;font-family:var(--font);cursor:pointer;transition:.15s;display:flex;align-items:center;gap:10px;}
.nav-item:hover{border-color:var(--border);color:var(--fg);}
.nav-item.active{background:linear-gradient(135deg,rgba(79,140,255,.22),rgba(123,91,255,.18));border-color:var(--accent);color:#fff;}
.nav-item .ni{display:flex;align-items:center;justify-content:center;width:18px;height:18px;flex:none;color:var(--dim);transition:color .15s;}
.nav-item:hover .ni{color:var(--muted);}
.nav-item.active .ni{color:#fff;}
.side-foot .mini{width:100%;justify-content:center;}
.side-foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:10px;align-items:flex-start;}

.admin-main{flex:1;min-width:0;padding:24px 28px 60px;max-width:1100px;}
.admin-top{display:flex;align-items:center;justify-content:space-between;gap:14px;padding-bottom:16px;border-bottom:1px solid var(--border);margin-bottom:22px;}
.admin-top h2{margin:0;font-size:20px;}
.top-right{display:flex;align-items:center;gap:12px;}

.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-bottom:24px;}
.kpi{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:14px 16px;transition:border-color .15s;}
.kpi:hover{border-color:#33404f;}
.kpi-top{display:flex;align-items:center;gap:8px;margin-bottom:8px;}
.kpi-ic{width:27px;height:27px;border-radius:8px;flex:none;display:flex;align-items:center;justify-content:center;background:var(--stage);border:1px solid var(--border);color:var(--muted);}
.kpi-v{font-size:26px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1.1;}
.kpi-k{font-size:12.5px;color:var(--muted);}

.chart-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;}
.chart-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px 18px;}
.chart-title{font-size:14px;font-weight:600;margin-bottom:12px;}
/* 概览中的资源 / 测算 / 存储模块复用后台卡片与控件样式。 */
.overview-card{margin-top:18px;}
.overview-card-head{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-bottom:14px;}
.overview-card-head .chart-title{margin:0;}
.overview-card-head .plan-ops{min-width:0;max-width:100%;}
.overview-card-head .mini{max-width:100%;white-space:normal;}
.overview-result{margin:0;color:var(--muted);font-size:13px;line-height:1.65;overflow-wrap:anywhere;}
.overview-result:empty{display:none;}
.overview-result p{margin:0 0 8px;}
.overview-result p:last-child{margin-bottom:0;}
.plan-form.overview-pricing-form{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr));gap:14px;}
.overview-pricing-form>label{min-width:0;}
.overview-pricing-actions{grid-column:1 / -1;}
.chart-body{display:flex;align-items:center;gap:18px;flex-wrap:wrap;}
.legend{display:flex;flex-direction:column;gap:8px;}
.lg{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);}
.lg .dot{width:10px;height:10px;border-radius:50%;flex:none;}
.lg b{margin-left:auto;color:var(--fg);font-variant-numeric:tabular-nums;}

.toolbar{display:flex;align-items:center;gap:14px;margin-bottom:14px;flex-wrap:wrap;}
.admin :is([data-record-pager="accounts"],[data-reliability-pager]){margin-top:24px;}
/* 工具栏搜索框（兑换码列表）：图标 + 输入 + 清除；定宽，避免 .input 的 width:100% 撑开整行 */
.search-wrap{position:relative;display:flex;align-items:center;flex:none;width:236px;}
.search-wrap>.ic{position:absolute;left:11px;color:var(--dim);pointer-events:none;}
.search-wrap .input{padding-left:34px;padding-right:32px;}
.search-clear{position:absolute;right:6px;display:flex;align-items:center;justify-content:center;width:22px;height:22px;padding:0;background:transparent;border:0;border-radius:7px;color:var(--dim);cursor:pointer;transition:color .15s,background .15s;}
.search-clear:hover{color:var(--fg);background:rgba(255,255,255,.08);}
.search-clear[hidden]{display:none;}

.table-wrap{background:var(--card);border:1px solid var(--border);border-radius:14px;overflow:hidden;}
.dt{width:100%;border-collapse:collapse;font-size:13px;}
.dt thead th{text-align:left;padding:12px 16px;font-size:12px;color:var(--dim);font-weight:600;background:var(--stage);border-bottom:1px solid var(--border);}
.dt tbody td{padding:12px 16px;border-bottom:1px solid var(--border);vertical-align:middle;}
.dt tbody tr:last-child td{border-bottom:none;}
.dt tbody tr:hover{background:rgba(255,255,255,.02);}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;}
.row-ops{display:flex;gap:7px;white-space:nowrap;}
/* 支付订单：「钱已收到但权益没发出去」的行整行标红。
   靠 tag 标记不够 —— 一屏 20 行时红色小标签极易被翻过去，整行底色才能真正把它拎出来。 */
.dt tbody tr.attn-row{background:rgba(248,81,73,.09);}
.dt tbody tr.attn-row:hover{background:rgba(248,81,73,.15);}
.dt tbody tr.attn-row td:first-child{box-shadow:inset 3px 0 0 var(--red);}
/* 账单里的支付凭证缩略图 + 原图查看 */
.shot-thumb{width:72px;height:52px;object-fit:cover;border-radius:8px;border:1px solid var(--border);cursor:zoom-in;display:block;background:var(--code);}
.shot-thumb:hover{border-color:var(--accent);}
.shot-viewer{position:fixed;inset:0;z-index:95;background:rgba(5,7,10,.9);display:flex;align-items:center;justify-content:center;padding:26px;cursor:zoom-out;}
.shot-viewer[hidden]{display:none;}
.shot-viewer img{max-width:100%;max-height:100%;border-radius:12px;box-shadow:0 30px 80px rgba(0,0,0,.6);}
.note-banner{margin-top:22px;display:flex;align-items:flex-start;gap:9px;background:rgba(79,140,255,.08);border:1px solid rgba(79,140,255,.25);border-radius:11px;padding:11px 14px;font-size:12px;color:#b9caff;line-height:1.6;}
.note-banner .ic{margin-top:2px;color:var(--accent);}
.empty{text-align:center;color:var(--dim);font-size:13px;padding:40px 16px;}

.toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%) translateY(20px);background:var(--panel);border:1px solid var(--border);color:var(--fg);font-size:13px;padding:11px 18px;border-radius:12px;max-width:80vw;text-align:center;opacity:0;pointer-events:none;transition:.25s;z-index:90;box-shadow:0 10px 30px rgba(0,0,0,.4);}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0);}
.toast.ok{border-color:rgba(63,185,80,.5);}
.toast.bad{border-color:rgba(248,81,73,.5);color:var(--red);}

/* ======================================================================
   管理后台 · 控件系统（图标 / 输入框 / 选择框 / 开关 / 按钮）
   ====================================================================== */

/* ---------- 文本工具类（原先被大量引用但未定义）----------
   ⚠️ .green/.amber/.red/.dim/.muted 是【纯文字色】工具类，只用于 <span> 等文本节点。
   切勿把它们当【按钮变体】拼在 <button class="xx green"> 上：会把按钮文字刷成与背景同色（绿字绿底→文字不可见）。
   按钮若要用颜色变体，必须在形如 .primary-btn.green 的复合选择器里显式写回 color。 */
.dim{color:var(--dim);}
.muted{color:var(--muted);}
.small{font-size:12px;}
.bold{font-weight:600;}
.green{color:var(--green);}
.amber{color:var(--amber);}
.red{color:var(--red);}

/* ---------- 图标 ---------- */
.ic{width:16px;height:16px;flex:none;display:inline-block;vertical-align:-3px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
.ic.sm{width:13px;height:13px;stroke-width:2.2;}
.ic.xs{width:11px;height:11px;stroke-width:2.4;vertical-align:-1px;}
.ic.lg{width:20px;height:20px;}
.ic.xl{width:26px;height:26px;}
.ic.solid{fill:currentColor;stroke:none;}

/* ---------- 小按钮 ---------- */
.mini{display:inline-flex;align-items:center;justify-content:center;gap:6px;background:var(--card);border:1px solid var(--border);color:var(--fg);border-radius:9px;padding:7px 12px;font-size:12.5px;line-height:1.15;font-family:var(--font);cursor:pointer;white-space:nowrap;transition:background .15s,border-color .15s,color .15s,transform .1s;}
.mini:hover{background:rgba(79,140,255,.12);border-color:var(--accent);color:#fff;}
.mini:active{transform:scale(.97);}
.mini:disabled{opacity:.38;cursor:not-allowed;transform:none;}
.mini:disabled:hover{background:var(--card);border-color:var(--border);color:var(--fg);}
.mini:focus-visible{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(79,140,255,.3);}
/* 次级 / 危险操作 */
.mini.ghost{background:transparent;color:var(--muted);}
.mini.ghost:hover{background:rgba(248,81,73,.1);border-color:rgba(248,81,73,.5);color:var(--red);}
/* 成功语义（启用、上线）*/
.mini.ok{color:var(--green);border-color:rgba(63,185,80,.32);background:rgba(63,185,80,.07);}
.mini.ok:hover{background:rgba(63,185,80,.16);border-color:rgba(63,185,80,.6);color:var(--green);}

.primary-btn.sm{width:auto;margin-top:0;display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:10px 16px;font-size:13.5px;border-radius:11px;}
/* 注意：必须显式声明 color，否则会被全局文字工具类 .green{color:var(--green)} 覆盖成绿字绿底（文字不可见）*/
.primary-btn.green{color:#fff;background:var(--green);box-shadow:0 6px 16px rgba(63,185,80,.28);}
.primary-btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(79,140,255,.35);}

/* ---------- 输入框 ---------- */
.input{width:100%;background:var(--code);border:1px solid var(--border);color:var(--fg);border-radius:10px;padding:10px 12px;font-size:13.5px;font-family:var(--font);line-height:1.4;transition:border-color .15s,box-shadow .15s,background .15s;}
.input::placeholder{color:var(--dim);}
.input:hover{border-color:#33404f;}
.input:focus{outline:none;border-color:var(--accent);background:var(--stage);box-shadow:0 0 0 3px rgba(79,140,255,.18);}
.input:disabled{opacity:.5;cursor:not-allowed;}
/* 数字框：去掉原生上下箭头（深色主题下是白块）*/
.input[type=number]{appearance:textfield;-moz-appearance:textfield;}
.input[type=number]::-webkit-outer-spin-button,
.input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0;}
/* Chrome 自动填充会把深色输入框刷成白底，必须显式覆盖 */
.input:-webkit-autofill,
.input:-webkit-autofill:hover,
.input:-webkit-autofill:focus{-webkit-text-fill-color:var(--fg);-webkit-box-shadow:0 0 0 1000px var(--code) inset;caret-color:var(--fg);}

/* 前置图标 / 密码显示切换 */
.input-wrap{position:relative;display:flex;align-items:center;width:100%;}
.input-wrap>.ic{position:absolute;left:12px;color:var(--dim);pointer-events:none;transition:color .15s;}
.input-wrap:focus-within>.ic{color:var(--accent);}
.input.has-ic{padding-left:36px;}
.input.has-eye{padding-right:42px;}
.input-eye{position:absolute;right:5px;width:30px;height:30px;display:flex;align-items:center;justify-content:center;background:transparent;border:0;color:var(--dim);cursor:pointer;border-radius:8px;transition:color .15s,background .15s;}
.input-eye:hover{color:var(--fg);background:var(--panel);}
.input-eye:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(79,140,255,.3);}
/* 账号表里的「重置密码」操作格：输入框 + 两个小按钮横排 */
.pw-cell{display:flex;align-items:center;gap:6px;min-width:320px;}
.pw-cell .pw-input{flex:1;min-width:130px;padding:7px 10px;font-size:12.5px;}

/* ---------- 选择框（自定义箭头，去掉系统原生外观）---------- */
.sel{appearance:none;-webkit-appearance:none;background-color:var(--code);color:var(--fg);border:1px solid var(--border);border-radius:10px;padding:10px 34px 10px 12px;font-size:13px;font-family:var(--font);line-height:1.3;cursor:pointer;transition:border-color .15s,box-shadow .15s,background-color .15s;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a0ad' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 11px center;background-size:12px;}
.sel:hover{border-color:#33404f;background-color:var(--panel);}
.sel:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(79,140,255,.18);}
.sel.sm{padding:7px 30px 7px 10px;font-size:12px;border-radius:8px;background-position:right 9px center;background-size:11px;}
.sel option{background:var(--stage);color:var(--fg);}

/* ---------- 开关（checkbox 的深色替代）---------- */
.chk{display:inline-flex;align-items:flex-start;gap:10px;cursor:pointer;}
.chk input[type=checkbox]{appearance:none;-webkit-appearance:none;flex:none;position:relative;width:38px;height:22px;margin:1px 0 0;border-radius:999px;background:var(--code);border:1px solid var(--border);cursor:pointer;transition:background .2s,border-color .2s;}
.chk input[type=checkbox]::after{content:"";position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:var(--dim);transition:left .2s,background .2s;}
.chk input[type=checkbox]:hover{border-color:#33404f;}
.chk input[type=checkbox]:checked{background:rgba(79,140,255,.32);border-color:var(--accent);}
.chk input[type=checkbox]:checked::after{left:18px;background:#fff;box-shadow:0 1px 4px rgba(0,0,0,.45);}
.chk input[type=checkbox]:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(79,140,255,.28);}

/* ---------- 分页 / 表单布局 ---------- */
.spacer{flex:1;}
.pager{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:14px;}
.plan-form{display:flex;flex-direction:column;gap:12px;margin-bottom:16px;}
.plan-form>label{font-size:12px;color:var(--muted);display:flex;flex-direction:column;gap:6px;}
.plan-form>label.chk{color:var(--muted);line-height:1.45;}
.plan-summary{display:flex;flex-wrap:wrap;gap:6px 18px;align-items:baseline;font-size:13px;color:var(--muted);margin-bottom:14px;}
.plan-summary .ps-price{font-size:19px;font-weight:700;color:var(--fg);}
.plan-summary b{color:var(--fg);font-weight:600;}
.plan-summary .mono{font-size:12px;}
.plan-detail{margin-top:4px;padding-top:14px;border-top:1px solid var(--border);}
.plan-ops{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.plan-creem{margin-top:4px;padding:12px;border:1px dashed var(--border);border-radius:10px;display:flex;flex-direction:column;gap:10px;}
.plan-creem>.sub{font-size:12px;font-weight:600;color:var(--fg);}
.plan-creem>label{font-size:12px;color:var(--muted);display:flex;flex-direction:column;gap:6px;}
.plan-creem>label.reserved{opacity:.85;}
.plan-creem>label.reserved .dim{font-weight:400;}
.seo-card{max-width:560px;}
.field{margin-bottom:14px;}
.field>label{font-size:12px;color:var(--muted);display:block;margin-bottom:6px;}
.save-tip{margin-left:8px;color:var(--green);}
.label-ic{display:inline-flex;align-items:center;gap:6px;}

.download-again{display:inline-block;text-decoration:none;}
.download-again[aria-disabled="true"]{cursor:default;opacity:.6;}

.trusted-manager{margin-top:16px;padding:10px;border:1px solid var(--border);border-radius:10px;color:var(--muted);font-size:13px;}
.trusted-manager summary{cursor:pointer;}
.transfer-history-list{margin-top:8px;display:grid;gap:6px;max-height:240px;overflow:auto}
.transfer-history-row{display:flex;flex-direction:column;gap:2px;padding:7px 8px;border:1px solid var(--border);border-radius:8px;font-size:11px;color:var(--muted);overflow:hidden}
.transfer-history-row b{color:var(--fg);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.history-delete{align-self:flex-start;margin-top:2px;padding:3px 8px;font-size:10px}
.delivery-page{max-width:680px;margin:0 auto;padding:28px 18px 48px}
.delivery-page h1{margin:0;font-size:28px}.delivery-page h2{margin:30px 0 12px;font-size:18px}
.delivery-card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:18px;margin-top:16px;display:grid;gap:12px}
.delivery-page .join-input{width:100%;box-sizing:border-box}
.delivery-page input[type=file]{width:100%;padding:12px;border:1px dashed var(--border);border-radius:12px;color:var(--muted);background:var(--stage)}
.delivery-page textarea{resize:vertical;min-height:72px}
.delivery-page .trusted-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:12px 0;border-bottom:1px solid var(--border)}
.delivery-page .trusted-row span{flex:1;min-width:220px;color:var(--fg);font-size:13px;line-height:1.5}
.delivery-page .delivery-status{min-height:20px}
@media(max-width:560px){.delivery-page{padding:20px 14px 36px}.delivery-page h1{font-size:24px}.delivery-page .trusted-row span{min-width:100%}}
.trusted-row{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:8px 0;border-bottom:1px solid var(--border);}
.trusted-row span{overflow-wrap:anywhere;min-width:0;}
.trusted-row button{flex-shrink:0;margin:0;}
.delivery-toolbar{display:flex;gap:8px;align-items:center;margin:10px 0}.delivery-toolbar .join-input{flex:1;margin:0}.delivery-toolbar .cancel-btn{white-space:nowrap}
.management-nav{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0;font-size:14px}
.management-nav a{color:var(--fg);padding:8px 12px;border:1px solid var(--border);border-radius:9px;text-decoration:none}
.management-nav a[aria-current]{border-color:var(--accent);background:var(--stage)}
.managed-link{display:grid;gap:8px;padding:14px 0;border-bottom:1px solid var(--border);overflow-wrap:anywhere}
.managed-link small{color:var(--muted);line-height:1.6}.managed-link-actions{display:flex;flex-wrap:wrap;gap:8px}
.managed-link-actions a{text-decoration:none;color:var(--fg)}

.links-page .topbar .brand{margin-right:auto}
.links-page .topbar h1{font-size:20px}
.links-page .links-intro h1{font-size:26px}
.links-page .delivery-card h2{margin:0;font-size:18px}
.links-page .delivery-card p{margin:0;line-height:1.6}
.links-page .management-nav:not(.tool-nav){margin:0}
.links-page .delivery-toolbar{margin:4px 0 0}
.links-page .managed-link:last-child{border-bottom:0}
.links-page .managed-link strong{font-size:14px;line-height:1.5}
.management-nav a:hover{border-color:var(--accent);background:var(--stage)}
.managed-link-actions .cancel-btn{display:inline-flex;align-items:center;justify-content:center;margin:0}
@media(max-width:420px){.links-page .topbar{gap:8px}.links-page .topbar .brand{gap:8px}.links-page .management-nav:not(.tool-nav) a{font-size:12px;padding:8px 10px}.managed-link-actions .cancel-btn{flex:1}}

/* File delivery uses the same explicit picker button as other product actions. */
.delivery-file-picker{display:grid;gap:10px;margin:20px 0;}
.delivery-file-picker .primary-btn{margin:0;}
.delivery-file-name{min-width:0;overflow-wrap:anywhere;}

/* Dedicated delivery filename can wrap on narrow screens. */
.delivery-page #fileName { overflow-wrap: anywhere; }

#collectionTitle, #submissionResult, .request-file small { overflow-wrap: anywhere; }
#collectionDescription { white-space: pre-wrap; }

/* Trusted-device actions wrap on narrow screens. */
.trusted-row { flex-wrap:wrap; gap:8px; }
.trusted-row > span { flex:1 1 100%; overflow-wrap:anywhere; }
#myDeviceName { width:100%; box-sizing:border-box; margin:8px 0; }
#quickInvite[hidden] { display:none; }

/* Link management tabs and independent pagination. */
.links-tabs{display:flex;gap:6px;padding:4px;border:1px solid var(--border);border-radius:12px;background:var(--panel)}
.links-tab{flex:1;border:0;border-radius:9px;padding:12px 8px;background:transparent;color:var(--muted);font:600 14px var(--font);cursor:pointer}
.links-tab.on{background:var(--accent);color:#fff}
.links-tab:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.links-panel[hidden]{display:none}
.links-pagination{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap}
.links-pagination .verify-note{flex:1;text-align:center}

/* Feature navigation and focused tool forms. */
.feature-heading{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin:30px 0 14px}
.feature-heading h2{font-size:16px;margin:0}.feature-heading>span{font-size:11px;color:var(--muted)}
.feature-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-bottom:20px}
.feature-card{position:relative;display:flex;gap:12px;align-items:flex-start;padding:17px 14px;border:1px solid var(--border);border-radius:15px;background:linear-gradient(140deg,#191f2b,var(--card));text-decoration:none;color:var(--fg);transition:border-color .15s,background .15s,transform .15s;min-width:0}
.feature-card:hover{border-color:#536e9c;background:#20293a;transform:translateY(-2px)}
.feature-icon{display:flex;align-items:center;justify-content:center;flex:0 0 34px;height:34px;border-radius:10px;background:#243755;color:#92b9ff}
.feature-icon svg{width:21px;height:21px}.feature-request .feature-icon,.feature-history .feature-icon{background:#342d50;color:#bcadff}.feature-devices .feature-icon{background:#203d37;color:#91d7bf}
.feature-copy{display:grid;gap:7px;min-width:0}.feature-copy strong{font-size:14px;line-height:1.4}.feature-copy small{font-size:11.5px;color:var(--muted);line-height:1.6}.feature-arrow{position:absolute;right:10px;top:8px;font-size:12px;color:var(--dim)}
.feature-card[aria-current]{border-color:var(--accent)}
.feature-card:focus-visible,.tool-nav a:focus-visible,.advanced-settings summary:focus-visible,.section-return:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
[data-feature-section]{scroll-margin-top:24px}.section-return{margin:12px 0}.device-name-row{display:flex;gap:8px;align-items:center}.device-name-row .join-input{flex:1;min-width:0}.device-actions,.history-actions{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.history-actions #clearTransferHistory{margin-left:auto;color:#ffaba5}
.tool-page{max-width:880px;padding:12px 24px 50px}.tool-page .topbar{padding:14px 0 18px}.tool-page .topbar .brand{margin-right:auto}.tool-page .topbar h1{font-size:20px}
.tool-nav{display:grid;grid-template-columns:auto repeat(4,minmax(0,1fr));gap:6px;padding:6px;border:1px solid var(--border);border-radius:14px;background:var(--stage);margin:8px 0 24px}
.tool-nav a{display:flex;justify-content:center;align-items:center;gap:7px;border-color:transparent;min-height:44px;padding:8px 10px;font-size:13px;text-align:center;line-height:1.4}
.tool-nav a svg{width:17px;height:17px;flex-shrink:0}.tool-nav .tool-nav-back{color:var(--muted);border-right-color:var(--border);border-radius:8px 0 0 8px}.tool-nav a[aria-current]{background:#223759;border-color:#375a8d;color:#bdd3ff}
.tool-page .tool-form{padding:28px;gap:24px;margin-top:0}.tool-heading{display:grid;gap:8px}.tool-heading p,.tool-form>p{margin:0}.tool-form h1{font-size:25px}.tool-form .form-section{display:grid;gap:16px}.tool-form .step-heading{display:flex;align-items:center;gap:10px;font-size:15px;margin:0}
.step-number{display:flex;justify-content:center;align-items:center;width:25px;height:25px;border-radius:8px;background:#253959;color:#b4ccff;font:600 12px var(--font)}
.form-field{display:grid;gap:8px;min-width:0}.form-field label{font-size:13px;font-weight:600;color:#c7d0df}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.tool-form .join-input{font-size:14px;border-radius:10px;margin:0;min-height:44px}.tool-form .verify-note{font-size:12px;line-height:1.65}.tool-form textarea{line-height:1.6}
.file-choice{justify-items:center;gap:10px;padding:24px 16px;margin:0;border:1px dashed #47628c;border-radius:14px;background:#111c2d;text-align:center}.file-choice-icon{font-size:25px;color:#9cbdff}.file-choice .delivery-file-name{font-size:13px;color:var(--fg)}.file-choice.has-file{border-style:solid;border-color:#427b6a;background:#132620}.file-choice.has-file .file-choice-icon{color:#91d7bf}
.advanced-settings{border:1px solid var(--border);border-radius:12px;padding:0 15px}.advanced-settings summary{cursor:pointer;font-size:13px;padding:14px 0;line-height:1.5}.advanced-settings summary small{float:right;font-size:11px;color:var(--muted)}.advanced-settings[open]{padding-bottom:16px}.advanced-settings>.form-field{margin-bottom:16px}
.form-actions{display:grid;gap:10px}.tool-form .primary-btn{margin:0;font-size:14px;min-height:46px;padding:12px 18px}.tool-feedback{margin:0;overflow-wrap:anywhere}.tool-feedback:empty{display:none}.share-result{display:grid;gap:12px;border:1px solid #356758;background:#132620;padding:20px;border-radius:14px;scroll-margin-top:24px}.tool-form .share-result h2{font-size:17px;margin:0}.share-result label{font-size:12px;color:var(--muted)}.result-actions,.billing-actions{display:flex;gap:8px;flex-wrap:wrap}.result-actions .primary-btn{width:auto;flex:1}.result-actions .cancel-btn{display:inline-flex;align-items:center;text-decoration:none}
.tool-page .links-intro{margin:0;padding:24px}.creation-actions a{background:#203759;border-color:#3b5d8b}.tool-page .managed-link{display:grid;gap:8px;padding:20px 0}.tool-page .managed-link small{line-height:1.7}.managed-link-actions{gap:8px}.managed-link-actions .action-primary{color:#bdd3ff;border-color:#446995;background:#1d304b}.danger-action{color:#ffaba5!important;border-color:#68423e!important}.action-more{position:relative;margin-left:auto}.action-more summary{list-style:none;cursor:pointer;min-height:36px;padding:8px 12px;color:var(--muted);font-size:12px}.action-more summary::-webkit-details-marker{display:none}.action-more[open] .action-more-items{position:absolute;right:0;top:100%;z-index:5;display:grid;gap:6px;min-width:150px;padding:8px;background:#1b2432;border:1px solid var(--border);border-radius:10px;box-shadow:0 12px 30px #0008}.action-more-items .cancel-btn{text-align:left;white-space:nowrap}
.billing-actions .cancel-btn{min-height:40px}.tool-page #billingUpgrade{color:#bdd3ff;border-color:#446995}.tool-page #billingRefresh{justify-self:end}.tool-page #billingPlan{font-size:16px;line-height:1.7}.tool-page #billingPlan p{margin:4px 0}.tool-page #billingTransfers,.tool-page #billingStorage{font-size:17px}.tool-page .links-tabs{margin-top:18px}
@media(max-width:640px){.tool-page{padding:8px 14px 36px}.tool-nav{grid-template-columns:repeat(4,minmax(0,1fr));gap:4px;padding:5px;margin-bottom:16px}.tool-nav .tool-nav-back{grid-column:1/-1;justify-content:flex-start;border-right:0;border-bottom:1px solid var(--border);border-radius:0;min-height:36px;padding-left:10px}.tool-nav a:not(.tool-nav-back){flex-direction:column;gap:5px;padding:8px 3px;font-size:11px}.tool-page .tool-form{padding:20px 16px;gap:22px}.form-grid{grid-template-columns:1fr}.tool-page .links-intro{padding:20px 16px}.billing-actions .cancel-btn{flex:1}.tool-page .topbar{gap:8px}.feature-card{padding:15px 11px;gap:9px}.feature-icon{flex-basis:29px;height:29px}.feature-copy strong{font-size:13px}.feature-copy small{font-size:11px}.feature-heading>span{font-size:10px}.device-name-row{flex-wrap:wrap}.device-name-row .join-input{flex-basis:65%}.history-actions #clearTransferHistory{margin-left:0}.action-more[open] .action-more-items .cancel-btn{flex:none}}
@media(prefers-reduced-motion:reduce){.feature-card{transition:none}.feature-card:hover{transform:none}}
#panel-home [data-feature-section]:not([open]){display:none}
.tool-page .join-input{text-align:left;letter-spacing:normal;text-transform:none;line-height:1.5}
/* Retention selects use the same field shell on delivery and collection pages. */
.tool-form select.join-input,.transfer-app #pairCodeMode{display:block;width:100%;height:48px;min-height:48px;appearance:none;-webkit-appearance:none;background-color:var(--code);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath d='m4 6 4 4 4-4' fill='none' stroke='%23708094' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;background-size:16px 16px;border:1px solid var(--border);border-radius:10px;padding:0 42px 0 14px;color:var(--fg);font-family:var(--font);line-height:normal;cursor:pointer;}
.tool-form select.join-input:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.tool-form select.join-input option{background:var(--stage);color:var(--fg);}
.tool-form select.join-input option:disabled{color:var(--dim);}

.tool-page .cancel-btn,.section-return,.device-name-row .cancel-btn,.device-actions .cancel-btn,.history-actions .cancel-btn{min-height:44px;padding:10px 12px}
.tool-page .file-choice .cancel-btn{font-size:14px;padding:10px 20px}
.tool-page .storage-note{font-size:12px;line-height:1.7;color:var(--muted);margin:0;padding:12px 14px;background:var(--stage);border:1px solid var(--border);border-radius:10px}
.feature-arrow{font-size:18px;top:7px}
#trustedDevices .join-input,#transferHistory .join-input{text-align:left;letter-spacing:normal;text-transform:none}
@media(max-width:640px){.tool-page .join-input,#trustedDevices .join-input,#transferHistory .join-input{font-size:16px}}

/* Keep optional delivery inputs aligned regardless of helper text wrapping. */
.delivery-limits .form-grid{align-items:start}.delivery-limits .form-field{grid-template-rows:auto 48px auto;align-content:start}.delivery-limits .join-input{height:48px;min-height:0;align-self:start}.delivery-limits .verify-note{margin:0}.tool-page .join-input::placeholder{text-align:left;letter-spacing:normal}
.billing-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}.billing-heading h1{font-size:25px;margin:0 0 6px}.billing-heading .cancel-btn{flex-shrink:0;text-decoration:none}.billing-overview{padding:24px}.billing-overview #billingStatus:empty{display:none}.billing-plan-name{font-size:25px;font-weight:700;color:var(--fg)}.billing-plan-meta{color:var(--muted);font-size:13px}.billing-actions #billingUpgrade{background:#203759}.usage-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.usage-tile{min-width:0;padding:18px;border:1px solid var(--border);border-radius:12px;background:var(--stage);display:flex;flex-direction:column;gap:10px}.usage-tile h3{font-size:13px;color:var(--muted);margin:0}.usage-value{font-size:25px;line-height:1.3;font-weight:700;overflow-wrap:anywhere}.usage-value small{font-size:13px;font-weight:400;color:var(--muted);margin-left:6px}.usage-tile .usage-caption{font-size:12px;color:var(--muted)}.usage-tile progress{width:100%;height:7px;accent-color:var(--accent)}.usage-tile .usage-notice{font-size:12px;padding:8px 10px;border-radius:8px;background:#362c1f;color:#f4cd90}.billing-details{font-size:13px;min-width:0}.billing-details summary{cursor:pointer;padding:8px 0;line-height:1.5}.billing-details[open]>summary{margin-bottom:8px}.billing-details p{overflow-wrap:anywhere}.usage-tile .billing-details{margin-top:auto;color:var(--muted)}.billing-addon-packs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:14px 0}.billing-addon-packs button{display:grid;gap:6px;text-align:left;padding:18px!important}.billing-addon-packs strong{font-size:23px}.billing-addon-packs small{font-size:12px}.billing-empty{color:var(--muted);padding:16px 0}
@media(max-width:640px){.usage-grid{grid-template-columns:1fr}.billing-overview{padding:18px}.billing-heading{align-items:flex-start;gap:8px}.billing-heading h1{font-size:23px}.billing-heading .cancel-btn{font-size:12px}.usage-value{font-size:24px}.billing-actions .cancel-btn{flex-basis:100%}.billing-addon-packs{gap:8px}.billing-addon-packs button{padding:14px!important}}

.billing-page .delivery-card>p,.billing-page #billingAddons>p{font-size:13px;line-height:1.7}.billing-page .billing-plan-meta,.billing-page #billingPlan .usage-caption{font-size:13px}.billing-page .billing-details:focus-within{outline-offset:3px}

.connection-recovery{display:grid;gap:12px;padding:16px;margin:16px 0;border:1px solid #486286;border-radius:12px;background:#142031}.connection-recovery[hidden]{display:none}.connection-recovery strong{font-size:14px;line-height:1.5}.connection-recovery p{font-size:12px;line-height:1.7;color:var(--muted);margin:8px 0 0}.connection-recovery[data-phase=failed],.connection-recovery[data-phase=peerChanged]{border-color:#795e3f;background:#292218}.recovery-actions{display:flex;flex-wrap:wrap;gap:8px}.recovery-actions .cancel-btn{min-height:44px;padding:10px 14px}.recovery-actions button[hidden]{display:none}@media(max-width:480px){.recovery-actions .cancel-btn{flex:1}}

/* Abnormal ingress traffic challenge, above account and upload dialogs. */
.security-overlay{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:18px;background:#05070bc9;overscroll-behavior:contain;}
.security-dialog{width:100%;max-width:440px;max-height:calc(100dvh - 36px);overflow:auto;padding:24px;background:var(--stage);color:var(--fg);border:1px solid var(--border);border-radius:18px;box-shadow:0 20px 70px #0009;}
.security-dialog h2{font-size:20px;margin:0 0 12px;}.security-dialog p{font-size:14px;line-height:1.6;color:var(--muted);}
#securityWidget{min-height:70px;}#securityStatus{min-height:24px;}.security-actions{display:flex;gap:12px;}
.security-actions button{flex:1;min-height:44px;border:1px solid var(--border);border-radius:10px;background:var(--card);color:var(--fg);font:inherit;cursor:pointer;}.security-actions button:disabled{opacity:.5;}.security-actions button:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
@media(max-width:360px){.security-dialog{padding:12px;}}

body.security-modal-open{overflow:hidden;}
.delivery-queue{display:grid;gap:10px;margin-top:16px;}
.delivery-queue-item{padding:12px;border:1px solid var(--border);border-radius:12px;background:var(--stage);min-width:0;}
.delivery-queue-item strong{display:block;overflow-wrap:anywhere;font-size:13px;}
.delivery-queue-item p{margin:6px 0;}
.delivery-queue-item small{display:block;margin:6px 0;color:var(--muted);}
#batchProgress{display:block;width:100%;height:8px;margin:12px 0;accent-color:var(--accent);}
#batchProgress[hidden]{display:none;}
.delivery-queue-item progress{width:100%;height:7px;accent-color:var(--accent);}
.delivery-queue-item .cancel-btn{min-height:36px;font-size:12px;}

/* Device transfer: one clear connection area, quieter supporting tools. */
.transfer-app{max-width:1120px;padding:0 28px;}
.transfer-app .topbar{gap:12px;padding:24px 0;border-bottom:1px solid var(--border);}
.transfer-app .topbar .brand{margin-right:auto;}
.transfer-app .brand p{display:none;}
.transfer-app .conn-diag{flex-basis:100%;text-align:right;margin-left:0!important;}
.transfer-app #panel-home.show{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;align-items:start;}
.transfer-app .home-hero{grid-column:1/-1;text-align:left;margin:22px 0 6px;}
.transfer-eyebrow{font-size:12px;font-weight:600;color:var(--accent);letter-spacing:1px;}
.transfer-app .home-hero .big{font-size:clamp(26px,3vw,36px);line-height:1.3;margin:10px 0;letter-spacing:-.5px;}
.transfer-app .home-hero .sub{font-size:14px;line-height:1.7;margin:0;}
.connect-card{border:1px solid var(--border);border-radius:22px;padding:26px;background:var(--stage);min-width:0;}
.connect-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:28px;}
.connect-heading h3{margin:0;font-size:17px;}.connect-badge{color:var(--green);background:var(--card);padding:5px 10px;border-radius:999px;font-size:11px;white-space:nowrap;}
.connect-options{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.connect-options>div{min-width:0;}.create-option{padding-right:24px;border-right:1px solid var(--border);}
.action-step{font-size:12px;font-variant-numeric:tabular-nums;color:var(--dim);}
.connect-options h4{font-size:17px;margin:10px 0;line-height:1.4;}
.action-description{font-size:12px;line-height:1.7;color:var(--muted);margin:0 0 24px;}
.transfer-app #pairCodeChoice{display:grid;gap:8px;font-size:12px;color:var(--muted);margin-bottom:12px;}
.transfer-app #pairCodeMode{display:block;width:100%;box-sizing:border-box;font-size:16px;text-align:left;letter-spacing:normal;text-transform:none;height:48px;min-height:48px;padding:0 42px 0 14px;line-height:normal;}
.transfer-app #pairCodeMode:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.transfer-app #pairCodeMode option{background:var(--stage);color:var(--fg);}
.transfer-app #pairCodeNotice:empty{display:none;}
.connect-options .primary-btn{margin-top:0;min-height:50px;box-shadow:0 6px 16px #4f8cff20;}
.scan-btn{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;min-height:50px;border:1px solid var(--border);border-radius:13px;background:var(--panel);color:var(--fg);font:600 14px var(--font);cursor:pointer;padding:12px;}
.scan-btn svg{width:21px;height:21px;}.scan-btn:hover{border-color:var(--accent);}.scan-btn:focus-visible,.scanner-close:focus-visible{outline:2px solid var(--accent);outline-offset:3px;}
.connect-options .or{margin:18px 0 12px;}.connect-options .join-input{font-size:16px;letter-spacing:3px;padding:12px 8px;min-height:46px;}.connect-options .join-btn{padding:0 13px;}
.connect-footer{border-top:1px solid var(--border);padding-top:20px;margin:24px 0 0;font-size:11px;line-height:1.6;text-align:center;color:var(--muted);}
.transfer-extras .feature-heading{margin:0 0 14px;}.transfer-extras .feature-heading h3{font-size:14px;margin:0;}.transfer-extras .feature-heading>span{display:none;}
.transfer-extras .feature-grid{grid-template-columns:1fr;gap:8px;margin:0;}.transfer-extras .feature-card{background:var(--card);padding:13px;border-radius:12px;align-items:center;}.transfer-extras .feature-copy{gap:3px;}.transfer-extras .feature-copy strong{font-size:13px;}.transfer-extras .feature-copy small{font-size:11px;}.transfer-extras .feature-icon{height:30px;flex-basis:30px;}.transfer-extras .feature-arrow{top:17px;}
.transfer-app #panel-home>.trusted-manager,.transfer-app #panel-home>.trust{grid-column:1/-1;margin-top:0;}
.transfer-app #panel-home>.trusted-manager{padding:14px 16px;background:var(--stage);border-radius:13px;}
.transfer-app #panel-home>.trust{padding-top:0;}
.transfer-app :is(#panel-create,#panel-join,#panel-room){max-width:760px;margin:30px auto 0;padding:28px;background:var(--stage);border:1px solid var(--border);border-radius:22px;}
.transfer-app :is(#panel-create,#panel-join){max-width:600px;}.join-scan{margin-top:14px;}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;}
.scanner-dialog{position:fixed;padding:24px;width:min(460px,calc(100% - 28px));max-height:calc(100dvh - 32px);overflow:auto;border:1px solid var(--border);border-radius:22px;background:var(--stage);color:var(--fg);box-shadow:0 24px 80px #0005;}
.scanner-dialog:not([open]){display:none;}.scanner-dialog[open]{display:block;}.scanner-dialog::backdrop{background:#0009;backdrop-filter:blur(5px);}.scanner-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;}.scanner-heading h2{font-size:20px;margin:0;}.scanner-close{width:44px;height:44px;border:1px solid var(--border);border-radius:12px;background:var(--card);color:var(--fg);font-size:26px;cursor:pointer;}
#scannerHelp{font-size:13px;color:var(--muted);line-height:1.6;}.scanner-preview{aspect-ratio:1;background:#080b10;position:relative;border-radius:16px;overflow:hidden;}.scanner-preview video{width:100%;height:100%;object-fit:cover;display:block;}.scanner-frame{position:absolute;inset:15%;border:2px solid #fff9;border-radius:14px;pointer-events:none;}.scanner-actions{display:flex;flex-wrap:wrap;gap:8px;}.scanner-actions .cancel-btn{flex:1;min-height:44px;padding:9px 12px;}.scanner-privacy{font-size:11px;line-height:1.6;color:var(--muted);margin-bottom:0;}#scannerStatus{min-height:38px;line-height:1.6;}
@media(max-width:960px){.transfer-app #panel-home.show{grid-template-columns:1fr;gap:20px;}.transfer-extras .feature-grid{grid-template-columns:repeat(3,minmax(0,1fr));}.transfer-extras .feature-card{align-items:flex-start;}.transfer-extras .feature-copy small{display:none;}}
@media(max-width:640px){.transfer-app{padding:0 16px;}.transfer-app .topbar{gap:8px;padding:16px 0;}.transfer-app .topbar .brand{flex-basis:calc(100% - 80px);}.transfer-app #connState{order:1;}.transfer-app .theme-control{margin-left:auto;order:2;}.transfer-app #langBtn{order:3;}.transfer-app #accountBtn{order:0;}.transfer-app .conn-diag{order:4;}.transfer-app .home-hero{margin:14px 0 0;}.transfer-app .home-hero .big{display:none;}.transfer-app .home-hero .sub{font-size:13px;}.connect-card{padding:20px;border-radius:18px;}.connect-heading{margin-bottom:20px;}.connect-options{grid-template-columns:1fr;gap:24px;}.create-option{border-right:0;border-bottom:1px solid var(--border);padding:0 0 24px;}.connect-options h4{margin:6px 0;font-size:16px;}.action-description{margin-bottom:16px;}.action-step{display:none;}.connect-footer{margin-top:20px;padding-top:16px;}.transfer-extras .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr));}.transfer-extras .feature-card{padding:12px 10px;gap:8px;}.transfer-app :is(#panel-create,#panel-join,#panel-room){margin-top:20px;padding:20px 16px;border-radius:18px;}.scanner-dialog{padding:18px;border-radius:18px;}.scanner-actions .cancel-btn{font-size:12px;}}
@media(prefers-reduced-motion:reduce){.transfer-app .panel.show{animation:none;}}
/* Align desktop connection and supporting cards at both edges and headings. */
@media(min-width:961px){
 .transfer-app #panel-home.show{align-items:stretch;}
 .connect-card{display:flex;flex-direction:column;}
 .connect-heading,.transfer-extras .feature-heading{min-height:28px;}
 .connect-footer{margin-top:auto;}
 .connect-options{margin-bottom:24px;}
 .transfer-extras{padding:26px;border:1px solid var(--border);border-radius:22px;background:var(--stage);display:flex;flex-direction:column;min-width:0;}
 .transfer-extras .feature-heading{margin:0 0 28px;align-items:center;}
 .transfer-extras .feature-heading h3{font-size:17px;}
 .transfer-extras .feature-grid{flex:1;grid-template-rows:repeat(6,minmax(0,1fr));}
 .transfer-extras .feature-card{padding:9px;gap:9px;}
 .transfer-extras .feature-arrow{display:none;}
}
/* Compact header group; shared control dimensions live in theme.css. */
.transfer-app .header-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.transfer-app .header-actions .theme-control{margin:0;order:0;}
.transfer-app .header-actions #langBtn{order:1;}.transfer-app .header-actions #accountBtn{order:2;}
@media(max-width:640px){.transfer-app .topbar .brand{flex:1;min-width:0;}.transfer-app .header-actions{width:100%;justify-content:flex-end;order:2;}.transfer-app #connState{order:1;}.transfer-app .conn-diag{order:3;}}

.management-view[hidden]{display:none;}

/* Common tools workspace: persistent desktop navigation and compact mobile switcher. */
.tool-page{--tool-card-gap:16px;--tool-card-stack-gap:12px;position:relative;max-width:1440px;min-height:100vh;padding:0 32px 56px 264px;}
.tool-page>.topbar{height:72px;padding:0;border-bottom:1px solid var(--border);}
.tool-page>.topbar .brand p{display:none;}
.tool-page>.tool-nav{position:fixed;z-index:12;left:max(20px,calc((100vw - 1440px)/2 + 20px));top:22px;width:208px;height:calc(100vh - 44px);box-sizing:border-box;display:flex;flex-direction:column;gap:4px;padding:76px 10px 14px;margin:0;border:1px solid var(--border);border-radius:16px;background:var(--stage);overflow:auto;}
.tool-page>.tool-nav::before{content:attr(data-tool-label);position:absolute;top:24px;left:18px;color:var(--muted);font-size:11px;letter-spacing:.08em;}
.tool-page>.tool-nav a{justify-content:flex-start;min-height:44px;padding:10px 12px;border:0;border-radius:10px;text-align:left;font-size:13px;}
.tool-page>.tool-nav a svg{width:18px;height:18px;}
.tool-page>.tool-nav .tool-nav-back{order:-1;margin-bottom:14px;padding-bottom:16px;border-right:0;border-bottom:1px solid var(--border);border-radius:0;color:var(--muted);}
.tool-page>.tool-nav a[aria-current]{background:#20375e;border:0;color:#c5d8ff;}
.tool-nav-toggle{display:none;}
.tool-mobile-utilities{display:none;}
.tool-nav-backdrop{display:none;}
.tool-page>.delivery-card,.tool-page>.links-tabs,.tool-page>#linksStatus,.tool-page>.management-view{max-width:1120px;margin-left:auto;margin-right:auto;}
.tool-page .delivery-card{border-radius:14px;}
.tool-page .tool-form{display:grid;grid-template-columns:minmax(0,2fr) minmax(270px,1fr);align-items:start;gap:var(--tool-card-gap);padding:0;margin-top:24px;border:0;background:transparent;}
.tool-page .tool-form>.tool-heading,.tool-page .tool-form>h1,.tool-page .tool-form>p,.tool-page .tool-form>.share-result{grid-column:1/-1;}
.tool-page .tool-form>.storage-note,.tool-page .tool-form>.storage-note + .cancel-btn{grid-column:1/-1;}
.tool-page .tool-form>.storage-note + .cancel-btn{justify-self:start;}
.tool-page .tool-form>.tool-heading{gap:6px;padding:0 2px 4px;}
.tool-page .tool-form>.form-section,.tool-page .tool-side-stack>.form-section{gap:14px;padding:20px;border:1px solid var(--border);border-radius:14px;background:var(--card);}
.tool-page .tool-form>.form-section:nth-of-type(2){grid-column:2;}
.tool-page .tool-form>.form-actions{grid-column:2;}
.tool-page .tool-side-stack{grid-column:2;display:grid;gap:12px;align-self:start;}
.tool-page .tool-form>.form-actions .primary-btn{min-height:50px;}
.tool-page .tool-side-stack>.form-actions .primary-btn{min-height:50px;}
.tool-page .tool-form .step-number{display:none;}
.tool-page .tool-form .step-heading{font-size:17px;}
.tool-page .form-field{gap:7px;}
.tool-page .form-grid{gap:14px;}
.tool-page .file-choice{min-height:172px;align-content:center;padding:20px 16px;}
.tool-page .advanced-settings summary{padding:12px 0;}
.tool-page .advanced-settings[open]{padding-bottom:14px;}
.tool-page .advanced-settings>.form-field{margin-bottom:12px;}
.tool-page .form-actions{gap:8px;}
.tool-page .delivery-queue{display:grid;gap:var(--tool-card-stack-gap);}
.tool-page .share-result{gap:10px;margin-top:4px;padding:18px;}
@media(min-width:1200px){.tool-page .delivery-limits .form-grid{grid-template-columns:1fr;}.tool-page .delivery-limits .form-field label{min-height:0;}}

/* Links: tools first, state second, actions last. */
.links-page .links-intro{display:grid;grid-template-columns:1fr auto;align-items:end;gap:8px 18px;margin-top:24px;padding:0;border:0;background:transparent;}
.links-page .links-intro h1,.links-page .links-intro p{grid-column:1;}
.links-page .links-intro .delivery-toolbar{grid-column:1/-1;display:grid;grid-template-columns:1fr auto;margin-top:14px;}
.links-page .links-tabs{width:min(420px,100%);margin:var(--tool-card-gap) 0 0;padding:0;border:0;border-bottom:1px solid var(--border);border-radius:0;background:transparent;}
.links-page .links-tab{border-radius:0;border-bottom:2px solid transparent;}
.links-page .links-tab.on{background:transparent;border-bottom-color:var(--accent);color:#a9c6ff;}
.links-page .links-panel{padding:0 20px;border-radius:14px;}
.links-page .links-panel>h2,.links-page .links-panel>p{display:none;}
.links-page .managed-link{grid-template-columns:minmax(180px,1fr) minmax(260px,1.7fr) auto;align-items:center;gap:18px;padding:18px 4px;}
.links-page .managed-link>small{font-size:12px;}
.links-page .managed-link-actions{justify-content:flex-end;flex-wrap:nowrap;}
.links-page .managed-link-actions .cancel-btn{min-height:38px;padding:8px 11px;font-size:12px;}

/* Billing: plan first, compact metrics, details after. */
.billing-page .management-view{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--tool-card-gap);padding-top:24px;}
.billing-page .management-view[hidden]{display:none;}
.billing-page .management-view>.billing-overview{grid-column:1/-1;margin:0;}
.billing-page .management-view>.delivery-card{margin:0;align-content:start;}
.billing-page .management-view>details.delivery-card{grid-column:1/-1;}
.billing-page .billing-overview{display:grid;grid-template-columns:1fr auto;gap:14px 24px;}
.billing-page .billing-overview>.billing-heading,.billing-page .billing-overview>#billingStatus{grid-column:1/-1;}
.billing-page .billing-overview>#billingPlan{padding:18px;border:1px solid var(--border);border-radius:12px;background:var(--stage);}
.billing-page .billing-overview>.billing-actions{align-content:start;justify-content:flex-end;}
.billing-page .usage-grid{grid-template-columns:repeat(2,minmax(0,1fr));}

/* Device/history focused workspace reuses the live transfer controllers. */
.feature-tool-nav{display:none;}
.feature-nav-toggle{display:none;}
.transfer-app.feature-tool-mode{max-width:1440px;padding-left:280px;padding-right:32px;}
.transfer-app.feature-tool-mode .topbar{height:72px;padding:0;border-bottom:1px solid var(--border);}
.transfer-app.feature-tool-mode #panel-home.show{display:block;}
.transfer-app.feature-tool-mode :is(.home-hero,.connect-card,.transfer-extras,.trust,#trustedDevices,#transferHistory){display:none;}
.transfer-app.feature-tool-mode #trustedDevices[open],.transfer-app.feature-tool-mode #transferHistory[open]{display:block;margin:24px auto 0;max-width:1120px;padding:22px;border-radius:14px;background:var(--card);}
.transfer-app.feature-tool-mode #receiveCapabilities{box-sizing:border-box;max-width:1120px;margin:16px auto 0;padding:14px 16px;}
.transfer-app.feature-tool-mode [data-feature-section]>summary{list-style:none;color:var(--fg);font-size:26px;font-weight:700;cursor:default;}
.transfer-app.feature-tool-mode [data-feature-section]>summary::-webkit-details-marker{display:none;}
.transfer-app.feature-tool-mode .section-return{display:none;}
.transfer-app.feature-tool-mode .feature-tool-nav{position:fixed;z-index:12;left:max(20px,calc((100vw - 1440px)/2 + 20px));top:22px;width:224px;height:calc(100vh - 44px);box-sizing:border-box;display:flex;flex-direction:column;gap:4px;padding:18px 10px;margin:0;border:1px solid var(--border);border-radius:16px;background:var(--stage);overflow:auto;}
.transfer-app.feature-tool-mode .feature-tool-nav a{display:flex;align-items:center;gap:9px;justify-content:flex-start;min-height:44px;padding:10px 12px;border:0;border-radius:10px;text-decoration:none;color:var(--fg);font-size:13px;white-space:nowrap;}
.transfer-app.feature-tool-mode .feature-tool-nav a>span:last-child{min-width:0;}
.transfer-app.feature-tool-mode .feature-tool-nav a svg{width:18px;height:18px;}
.transfer-app.feature-tool-mode .feature-tool-nav .tool-nav-back{margin-bottom:14px;padding-bottom:16px;border-bottom:1px solid var(--border);border-radius:0;color:var(--muted);}
.transfer-app.feature-tool-mode .feature-tool-nav a[aria-current]{background:#20375e;color:#c5d8ff;}
.transfer-app.feature-tool-mode .trusted-manager{font-size:13px;}
.transfer-app.feature-tool-mode .trusted-row{display:grid;grid-template-columns:minmax(220px,1fr) auto;min-height:58px;padding:12px;border:1px solid var(--border);border-radius:11px;margin-top:12px;background:var(--stage);}
.transfer-app.feature-tool-mode .trusted-row span{min-width:0;}
.transfer-app.feature-tool-mode .trusted-row-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end;}
.transfer-app.feature-tool-mode #trustedDevices[open]{display:grid;grid-template-columns:minmax(0,2fr) minmax(250px,1fr);gap:12px 20px;}
.transfer-app.feature-tool-mode #trustedDevices>summary,.transfer-app.feature-tool-mode #trustedDevices>.section-return,.transfer-app.feature-tool-mode #trustedDevices>.verify-note:first-of-type,.transfer-app.feature-tool-mode #trustedDevices>#trustedDeviceList,.transfer-app.feature-tool-mode #trustedDevices>#trustedNotice{grid-column:1;}
.transfer-app.feature-tool-mode #trustedDevices>label,.transfer-app.feature-tool-mode #trustedDevices>.device-name-row,.transfer-app.feature-tool-mode #trustedDevices>.device-actions,.transfer-app.feature-tool-mode #trustedDevices>p.verify-note{grid-column:2;}
.transfer-app.feature-tool-mode #trustedDevices>label{grid-row:1;margin-top:4px;color:var(--fg);font-weight:600;}
.transfer-app.feature-tool-mode #trustedDevices>.device-name-row{grid-row:2;align-self:start;}
.transfer-app.feature-tool-mode #trustedDevices>.device-actions{grid-row:3;align-self:start;margin:0;}
.transfer-app.feature-tool-mode #trustedDevices>p.verify-note{grid-row:4;align-self:start;}
.transfer-app.feature-tool-mode #trustedDevices>.verify-note{margin-top:0;}
.transfer-app.feature-tool-mode #trustedNotice:empty,.transfer-app.feature-tool-mode #historyNotice:empty{display:none;}
.transfer-app.feature-tool-mode #transferHistory[open]{display:grid;gap:12px;}
.transfer-app.feature-tool-mode #transferHistory>.verify-note,.transfer-app.feature-tool-mode #transferHistory>.history-actions{margin:0;}
.transfer-app.feature-tool-mode #transferHistorySearch + #transferHistoryList{margin-top:4px;}
.transfer-app.feature-tool-mode .transfer-history-list{max-height:none;gap:0;margin-top:0;border:1px solid var(--border);border-radius:12px;overflow:hidden;}
.transfer-app.feature-tool-mode .history-pagination{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:12px;}
.transfer-app.feature-tool-mode .history-pagination[hidden]{display:none;}
.transfer-app.feature-tool-mode .history-pagination .verify-note{margin:0;text-align:center;}
.transfer-app.feature-tool-mode .history-pagination .cancel-btn{min-width:88px;min-height:40px;padding:8px 12px;}
.transfer-app.feature-tool-mode .transfer-history-row{display:grid;grid-template-columns:minmax(190px,2fr) repeat(4,minmax(75px,1fr)) auto;align-items:center;gap:12px;min-height:58px;padding:12px 16px;border:0;border-bottom:1px solid var(--border);border-radius:0;background:var(--stage);font-size:12px;}
.transfer-app.feature-tool-mode .transfer-history-row:last-child{border-bottom:0;}
.transfer-app.feature-tool-mode .history-direction{color:#8db5ff;}.transfer-app.feature-tool-mode .history-state.ok{color:#82d69a}.transfer-app.feature-tool-mode .history-state.warn{color:#f0c36a}.transfer-app.feature-tool-mode .history-delete{grid-column:6;grid-row:1;opacity:.7;}

@media(min-width:768px) and (max-width:1199px){
 .tool-page{--tool-card-gap:14px;}
 .tool-page .tool-form{grid-template-columns:1fr;}
 .tool-page .tool-form>.form-section:nth-of-type(2),.tool-page .tool-form>.form-actions,.tool-page .tool-side-stack{grid-column:1;grid-row:auto;}
 .billing-page .management-view{grid-template-columns:1fr;}
 .billing-page .management-view>*{grid-column:1!important;}
}

@media(max-width:767px){
 .tool-page{--tool-card-gap:12px;--tool-card-stack-gap:10px;padding:0 16px 44px;}
 .tool-page>.topbar{display:none;}
 .tool-page>.tool-nav-toggle,.transfer-app.feature-tool-mode .feature-nav-toggle{display:flex;position:sticky;z-index:16;top:8px;width:100%;min-height:64px;align-items:center;justify-content:space-between;gap:12px;margin:8px 0 16px;padding:10px 12px;border:1px solid var(--border);border-radius:14px;background:var(--stage);background:color-mix(in srgb,var(--stage) 92%,transparent);box-shadow:0 8px 24px #0003;color:var(--fg);font-family:var(--font);text-align:left;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);}
 .tool-nav-toggle-copy{display:grid;gap:3px;min-width:0;}
 .tool-nav-toggle-copy small{color:var(--muted);font-size:10px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;}
 .tool-nav-toggle-copy strong{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:16px;line-height:1.25;}
 .tool-nav-toggle-action{display:flex;align-items:center;gap:7px;flex:0 0 auto;padding:8px 10px;border:1px solid #3b4f6f;border-radius:10px;background:#1b2b43;color:#aecaFF;}
 .tool-nav-toggle-action svg{width:18px;height:18px;}
 .tool-nav-toggle-action>span{font-size:15px;line-height:1;transition:transform .15s ease;}
 .menu-open .tool-nav-toggle-action>span{transform:rotate(180deg);}
 .tool-nav-backdrop:not([hidden]){display:block;position:fixed;z-index:28;inset:0;width:100%;height:100%;padding:0;border:0;background:#03060bb8;backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);}
 .tool-page>.tool-nav,.transfer-app.feature-tool-mode .feature-tool-nav{display:none;position:fixed;z-index:30;inset:auto 10px max(10px,env(safe-area-inset-bottom)) 10px;width:auto;height:auto;max-height:calc(100dvh - 28px);grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;padding:14px;border:1px solid #34435b;border-radius:20px;background:var(--stage);box-shadow:0 24px 80px #000c;overflow:auto;}
 .tool-page>.tool-nav::before,.transfer-app.feature-tool-mode .feature-tool-nav::before{display:block;position:static;grid-column:1/-1;content:attr(data-tool-label);padding:2px 2px 8px;color:var(--fg);font-size:17px;font-weight:700;letter-spacing:normal;}
 .tool-page>.tool-nav.mobile-open,.transfer-app.feature-tool-mode .feature-tool-nav.mobile-open{display:grid;}
 .tool-page>.tool-nav>a,.transfer-app.feature-tool-mode .feature-tool-nav>a{display:flex;justify-content:flex-start;align-items:center;gap:10px;min-height:58px;padding:10px 11px;border:1px solid var(--border);border-radius:12px;background:var(--panel);font-size:12px;line-height:1.35;text-align:left;white-space:normal;}
 .tool-page>.tool-nav>a svg,.transfer-app.feature-tool-mode .feature-tool-nav>a svg{flex:0 0 auto;width:20px;height:20px;color:#8db5ff;}
 .tool-page>.tool-nav>a>span:last-child,.transfer-app.feature-tool-mode .feature-tool-nav>a>span:last-child{min-width:0;overflow-wrap:anywhere;}
 .tool-page>.tool-nav>a[aria-current],.transfer-app.feature-tool-mode .feature-tool-nav>a[aria-current]{border-color:#456da7;background:#203759;color:#d6e4ff;}
 .tool-page>.tool-nav>a[aria-current]::after,.transfer-app.feature-tool-mode .feature-tool-nav>a[aria-current]::after{content:'✓';margin-left:auto;color:#8fc2ff;font-weight:700;}
 .tool-page>.tool-nav .tool-nav-back,.transfer-app.feature-tool-mode .feature-tool-nav .tool-nav-back{order:0;grid-column:1/-1;min-height:44px;margin:0;padding:9px 10px;border:0;border-bottom:1px solid var(--border);border-radius:0;background:transparent;color:var(--muted);}
 .tool-page>.tool-nav .tool-mobile-utilities,.transfer-app.feature-tool-mode .feature-tool-nav .tool-mobile-utilities{display:grid;grid-column:1/-1;grid-template-columns:1fr auto auto;gap:8px;padding:12px 2px 0;margin-top:2px;border-top:1px solid var(--border);}
 .tool-mobile-utilities select,.tool-mobile-utilities button{min-height:42px;margin:0;border:1px solid var(--border);border-radius:9px;background:var(--panel);color:var(--fg);font:13px var(--font);padding:8px 10px;}
 .tool-page .tool-form{grid-template-columns:1fr;margin-top:18px;}
 .tool-page .tool-form>.form-section:nth-of-type(2),.tool-page .tool-form>.form-actions,.tool-page .tool-side-stack{grid-column:1;grid-row:auto;}
 .tool-page .tool-form>.form-section,.tool-page .tool-side-stack>.form-section{gap:12px;padding:16px;}
 .tool-page .form-grid{gap:12px;}
 .tool-page .file-choice{min-height:156px;padding:16px 12px;}
 .tool-page .share-result{padding:16px;}
 .tool-page .tool-form>.form-actions{position:sticky;z-index:8;bottom:0;margin:0 -16px -16px;padding:10px 16px max(10px,env(safe-area-inset-bottom));background:linear-gradient(180deg,transparent,var(--bg) 14%);}
 .tool-page .tool-side-stack{gap:12px;}
 .tool-page .tool-side-stack>.form-actions{position:sticky;z-index:8;bottom:0;margin:0 -16px -16px;padding:10px 16px max(10px,env(safe-area-inset-bottom));background:linear-gradient(180deg,transparent,var(--bg) 14%);}
 .links-page .links-intro{margin-top:18px;}
 .links-page .links-panel{padding:0 14px;}
 .links-page .managed-link{grid-template-columns:1fr;gap:9px;padding:16px 0;}
 .links-page .managed-link-actions{justify-content:flex-start;}
 .links-page .managed-link-actions .action-more{margin-left:auto;}
 .billing-page .management-view{grid-template-columns:1fr;padding-top:18px;}
 .billing-page .management-view>*{grid-column:1!important;}
 .billing-page .billing-overview{grid-template-columns:1fr;}
 .billing-page .billing-overview>*{grid-column:1!important;}
 .billing-page .usage-grid{grid-template-columns:1fr;}
 .billing-page .usage-value{overflow-wrap:break-word;word-break:normal;}
 .transfer-app.feature-tool-mode{padding:0 16px 40px;}
 .transfer-app.feature-tool-mode .topbar{display:none;}
 .transfer-app.feature-tool-mode .feature-nav-toggle{margin-bottom:12px;}
 .transfer-app.feature-tool-mode #trustedDevices[open],.transfer-app.feature-tool-mode #transferHistory[open]{margin-top:0;padding:18px 14px;}
 .transfer-app.feature-tool-mode #receiveCapabilities{margin-top:12px;padding:13px 14px;}
 .transfer-app.feature-tool-mode #trustedDevices[open]{display:block;}
 .transfer-app.feature-tool-mode #trustedDevices>summary,.transfer-app.feature-tool-mode #trustedDevices>.verify-note:first-of-type,.transfer-app.feature-tool-mode #trustedDevices>#trustedDeviceList,.transfer-app.feature-tool-mode #trustedDevices>label,.transfer-app.feature-tool-mode #trustedDevices>.device-name-row,.transfer-app.feature-tool-mode #trustedDevices>.device-actions,.transfer-app.feature-tool-mode #trustedDevices>p.verify-note{margin-bottom:12px;}
 .transfer-app.feature-tool-mode #trustedDevices>.device-actions{margin-top:0;}
 .transfer-app.feature-tool-mode #transferHistory[open]{gap:10px;}
 .transfer-app.feature-tool-mode .history-pagination{gap:8px;}
 .transfer-app.feature-tool-mode .history-pagination .cancel-btn{min-width:72px;font-size:12px;}
 .transfer-app.feature-tool-mode .trusted-row,.transfer-app.feature-tool-mode .transfer-history-row{grid-template-columns:1fr;gap:8px;}
 .transfer-app.feature-tool-mode .trusted-row{margin-top:10px;}
 .transfer-app.feature-tool-mode .history-delete{grid-column:1;grid-row:auto;justify-self:start;}
 .transfer-app.feature-tool-mode .trusted-row-actions{justify-content:flex-start;}
}

/* Public loading shell remains visible while private management views verify the session. */
.auth-loading-header{display:flex;align-items:center;min-height:72px;gap:12px;}

#trustedDeviceList{min-height:84px;}