:root{
  --bg:#FFFFFF;
  --surface:#FFFFFF;
  --surface-2:#F4F6F8;
  --line:#E4E8EC;
  --line-2:#D7DCE2;
  --ink:#1A2433;
  --ink-2:#2C3A4E;
  --muted:#5C6675;
  --faint:#8A93A0;
  --gold:#A07A2E;
  --gold-bg:#F3ECDD;
  --green:#2E8B6B;          /* 清晰绿，用于「利用率/省钱/OK」等好结果强调，不喧宾夺主 */
  --green-bg:#EAF5EF;
  --blue:#8A6420;           /* 青铜，主操作色（暖色，与金协调） */
  --blue-bg:#F3ECDD;
  --red:#C0432A;            /* 原刺眼红，改为柔和陶土色 */
  --red-bg:#FBEDE6;
  --orange:#F08A24;
  --orange-bg:#FDF1E3;
  --radius:10px;
  --shadow-s:0 1px 2px rgba(31,43,58,.05), 0 1px 1px rgba(31,43,58,.03);
  --shadow-m:0 4px 16px rgba(31,43,58,.07), 0 1px 3px rgba(31,43,58,.04);
  --shadow-l:0 12px 40px rgba(31,43,58,.09), 0 2px 6px rgba(31,43,58,.04);
}
html,body{min-height:100%}
body{
  background:var(--bg);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Inter","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:14.5px;line-height:1.55;-webkit-font-smoothing:antialiased;
  font-feature-settings:"tnum" 1,"cv05" 1;
  padding-top:112px;
}/* 顶部整体吸顶：顶栏 + 标签页（含角色下拉）一起固定 */

.pf-sticky{position:fixed;top:0;left:0;right:0;z-index:50}
.topbar{background:#FFFFFF;
  border-bottom:1px solid var(--line);color:var(--ink-2);}
/* .app-mark.packflow 盒子图标已按用户要求移除（保留"装箱测算 PACKFLOW"文字） */
.scene-switch{height:30px;box-sizing:border-box;display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--ink-2);border:1px solid var(--line-2);border-radius:999px;padding:0 6px 0 11px;background:var(--surface-2);white-space:nowrap}
.scene-switch select{border:none;background:transparent;color:var(--ink-2);font-family:inherit;font-size:11.5px;font-weight:600;outline:none;cursor:pointer;padding:0 2px}
.scene-switch select option{color:#1f2a37}

.tabsbar{background:var(--surface);border-bottom:1px solid var(--line);box-shadow:0 4px 14px rgba(15,17,21,.05)}
.tabsinner{max-width:1360px;margin:0 auto;padding:11px 18px 0;display:flex;align-items:flex-end;gap:10px}
.tabs{display:flex;align-items:stretch;min-width:0;flex-shrink:1}
.tabs button{border:none;background:transparent;font-family:inherit;font-size:14px;color:var(--ink-2);
  padding:8px 10px 12px;cursor:pointer;position:relative;font-weight:540;letter-spacing:-.01em;border-radius:8px 8px 0 0;transition:.15s;
  display:flex;flex-direction:column;align-items:flex-start;gap:2px}
.tabs button.on::after{content:"";position:absolute;left:10px;right:10px;bottom:-1px;height:2.5px;background:var(--gold);border-radius:2px}/* 单箱 / 多箱 分组：左侧两行标签（主词 + 亚马逊风格说明） + 组间细分隔线 */

.tab-group{display:flex;align-items:center;gap:10px;padding:0 12px;min-width:0;flex-shrink:1}
.tab-group + .tab-group{border-left:1px solid var(--line)}
.group-tag{display:flex;flex-direction:column;align-items:flex-start;gap:2px;font-size:11px;font-weight:700;letter-spacing:.04em;padding:2px 9px;border-radius:10px;white-space:nowrap;line-height:1.25;flex-shrink:1;min-width:0;overflow:hidden}
.group-tag{color:var(--muted);background:var(--surface-2)}
.gt-t{display:inline-flex;align-items:center;gap:6px;font-size:12px;letter-spacing:.06em}
.gt-s{font-size:10.5px;font-weight:600;opacity:.82;letter-spacing:0;color:inherit;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}
.gt-dot{width:6px;height:6px;border-radius:50%;background:currentColor;flex:none;opacity:.85}
.group-btns{display:flex;gap:2px;align-items:flex-end;flex-shrink:0}
.tabs button:hover{color:var(--ink-2)}
.tabs button.on{color:var(--ink-2);font-weight:640}
.tab-name{position:relative;display:inline-flex;align-items:center;font-size:14px;line-height:1.25;font-weight:inherit;white-space:nowrap}
.tab-desc{font-size:12px;color:var(--muted);font-weight:400;line-height:1.2;letter-spacing:0;white-space:nowrap}
.tab-badge{position:absolute;bottom:100%;left:0;margin-bottom:3px;font-size:10px;font-weight:700;background:var(--gold-bg);color:var(--gold);border-radius:99px;padding:2px 8px;white-space:nowrap;box-shadow:0 1px 2px rgba(120,70,0,.08)}
.tab-badge::before{content:'';position:absolute;bottom:-4px;left:10px;border-left:4px solid transparent;border-right:4px solid transparent;border-top:4px solid var(--gold-bg)}
.tdesc{margin-left:auto;font-size:12.5px;color:var(--ink-2);padding-bottom:9px;white-space:normal;max-width:132px;text-align:right;line-height:1.5;flex:0 0 auto}/* ===== 角色下拉选择器（嵌入标签栏：「我是」横排 + 两行角色名按钮） ===== */

.role-pick{position:relative;display:flex;align-items:center;gap:7px;padding-right:14px;margin-right:2px;border-right:1px solid var(--line);align-self:stretch;flex-shrink:0}
.role-pick-label{font-size:12.5px;font-weight:600;color:var(--ink-2);white-space:nowrap;letter-spacing:0}
.role-pick-btn{display:flex;flex-direction:column;align-items:flex-start;cursor:pointer;background:var(--surface-2);border:1.5px solid var(--line-2);border-radius:10px;padding:5px 12px;transition:.15s;white-space:nowrap}
.role-pick-btn:hover{border-color:var(--line);box-shadow:0 1px 5px rgba(15,17,21,.06)}
.role-pick-btn .rp-row{display:flex;align-items:center;gap:5px;line-height:1.18}
.role-pick-btn .rp-row > span{font-size:13px;font-weight:700;color:var(--ink-2);letter-spacing:-.01em}
.role-pick-caret{color:var(--faint);transition:.2s;flex-shrink:0}
.role-pick.open .role-pick-caret{transform:rotate(180deg)}
.role-pick.open .role-pick-btn{border-color:var(--line-2);box-shadow:0 2px 8px rgba(15,17,21,.08)}
.role-pick-menu{position:absolute;top:calc(100% + 6px);left:0;min-width:260px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:0 8px 28px rgba(15,17,21,.12);padding:5px;display:none;flex-direction:column;gap:2px;z-index:60}
.role-pick.open .role-pick-menu{display:flex}
.role-pick-opt{border:none;background:transparent;font-family:inherit;font-size:inherit;cursor:pointer;padding:9px 12px;border-radius:8px;display:flex;flex-direction:column;gap:2px;align-items:flex-start;transition:.12s;text-align:left}
.role-pick-opt:hover{background:var(--surface-2)}
.role-pick-opt.on{background:var(--surface-2);box-shadow:inset 0 0 0 1.5px var(--line-2)}
.role-pick-opt .rp-n{font-size:14px;font-weight:650;color:var(--ink-2)}
.role-pick-opt.on .rp-n{color:var(--ink-2)}
.role-pick-opt .rp-d{font-size:11.5px;color:var(--muted);font-weight:400}
.role-pick-opt.on .rp-d{color:var(--blue);opacity:.6}

.wrap{max-width:1360px;margin:0 auto;padding:26px 28px 80px;display:grid;grid-template-columns:392px minmax(0,1fr);gap:22px;align-items:start}
/* AI 智能体 面板固定占用左列(1,1)，与 .panel 重叠；显式锁定三栏位置，
   避免自动布局把右侧 results 挤到第2行导致整页错位 */
.wrap>.panel{grid-column:1;grid-row:1}
.wrap>.results{grid-column:2;grid-row:1}
.panel-head h2{font-size:14px;font-weight:640;letter-spacing:-.01em}
.c3{grid-template-columns:1fr 1fr 1fr}
textarea{resize:vertical;min-height:74px;line-height:1.6;font-size:12.5px}
select{appearance:none;background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23767B86' stroke-width='1.4' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 10px center;padding-right:26px}

.switch{display:flex;align-items:center;gap:9px;cursor:pointer;user-select:none;margin:2px 0 10px}
.switch input{display:none}
.track{width:34px;height:20px;border-radius:999px;background:#D6D9E0;position:relative;transition:background .18s;flex:none}
.track::after{content:"";position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.2);transition:transform .18s}
.switch input:checked + .track{background:var(--blue)}
.switch input:checked + .track::after{transform:translateX(14px)}
.switch span{font-size:12.5px;color:var(--ink-2)}

details{margin-top:4px}
details summary{list-style:none;cursor:pointer;font-size:12.5px;color:var(--ink-2);display:flex;align-items:center;gap:6px;padding:8px 0}
details summary::-webkit-details-marker{display:none}
details summary::before{content:"";width:5px;height:5px;border-right:1.4px solid var(--faint);border-bottom:1.4px solid var(--faint);
  transform:rotate(-45deg);transition:transform .18s;margin-left:2px}
details[open] summary::before{transform:rotate(45deg)}
.hint{font-size:12.5px;color:var(--muted);line-height:1.55;margin:-4px 0 10px}

.prod{border:1px solid var(--line);border-radius:11px;padding:12px 13px 13px;margin-bottom:11px;background:var(--surface);position:relative}
.prod-top{display:flex;align-items:center;gap:8px;margin-bottom:9px}
.prod-idx{font-size:11.5px;font-weight:600;color:#fff;background:var(--blue);width:21px;height:21px;border-radius:6px;display:flex;align-items:center;justify-content:center;flex:none}
.prod .pname{flex:1;padding:5px 9px;font-size:12.5px}
.prod .pcolor{height:30px;border:1px solid var(--line);border-radius:8px;font-size:12px;padding:0 4px;background:var(--surface);color:var(--ink-2);font-family:inherit;cursor:pointer;width:120px}
.prod .pcolor:focus{outline:none;border-color:var(--ink-2)}
.prod-color-row{margin:4px 0 10px}
.prod-del{border:none;background:transparent;color:var(--muted);font-size:19px;line-height:1;cursor:pointer;padding:0 2px}
.prod-del:hover{color:var(--red)}
#btnAdd{margin-top:12px}
.ship-hint{margin:9px 0 12px}
#shipHintMode{margin:-4px 0 8px;font-size:12.5px;color:var(--ink-2);line-height:1.55}
#shipHintMode b{color:var(--ink-2);font-weight:600}
/* 「算能装多少」tab 下：发货清单里的「总数量」输入框是多余/误导 → 整列隐藏，
   单件实重那一格占满整行；m=1 走回两列默认布局 */
.mode-load #products .pqty-field{display:none}
.mode-load #products .prod .row.c2{grid-template-columns:1fr}
.save-catalog-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:4px 0 2px;margin:2px 0 0}
.btn-save-catalog{border:1px solid var(--line-2);background:#fff;color:var(--blue);border-radius:6px;padding:5px 11px;font-size:12px;font-weight:600;cursor:pointer;font-family:inherit;white-space:nowrap;transition:.15s}
.btn-save-catalog:hover{background:var(--blue-bg);border-color:var(--blue)}
.save-catalog-note{font-size:12.5px;color:var(--ink-2);line-height:1.5}/* 单箱装载 3D 视图 */

.viz3d{position:relative;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:radial-gradient(120% 100% at 50% 12%,#FCFCFD 0%,#EEF0F4 100%);margin-top:4px}
.viz3d canvas{display:block;width:100%;height:460px;cursor:grab;touch-action:none}
.viz3d canvas:active{cursor:grabbing}
.viz3d-cap{position:absolute;left:8px;top:8px;right:auto;bottom:auto;text-align:left;font-size:12px;color:var(--muted);pointer-events:none}
.viz3d-tools{position:absolute;top:8px;right:8px;display:flex;gap:6px}
.viz3d-tools button{border:1px solid var(--line-2);background:rgba(255,255,255,.9);color:var(--ink-2);border-radius:7px;font-size:11px;padding:4px 8px;cursor:pointer;font-family:inherit}
.viz3d-tools button:hover{border-color:var(--ink-2)}
.sb-viz{position:relative;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:radial-gradient(120% 100% at 50% 12%,#FCFCFD 0%,#EEF0F4 100%);margin-top:16px;margin-bottom:16px;display:flex;flex-direction:column}
.sb-viz canvas{display:block;width:100%;height:360px;cursor:grab;touch-action:none}
.sb-viz canvas:active{cursor:grabbing}
.sb-summary-row{display:grid;grid-template-columns:2fr 1fr;gap:16px;margin-bottom:16px;align-items:stretch}
@media(max-width:720px){.sb-summary-row{grid-template-columns:1fr}}
.sb-right-col{display:flex;flex-direction:column;gap:16px}
.sb-util-col{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);padding:18px}
.sb-info-card{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);padding:14px;display:flex;flex-direction:column}
/* 顶部箱子尺寸 hero（用户最想知道的就是推荐箱子的长×宽×高） */
.sb-box-hero{background:linear-gradient(135deg,#FFF7ED 0%,#FEF3D9 100%);border:1px solid #FFD6A8;border-radius:12px;padding:14px 16px 12px;margin-bottom:14px;text-align:center;box-shadow:inset 0 1px 0 rgba(255,255,255,.6)}
.sb-box-hero-tag{display:inline-block;background:var(--brand-1,#F08A24);color:#fff;font-size:11px;font-weight:700;letter-spacing:.04em;padding:2px 10px;border-radius:999px;margin-bottom:8px}
.sb-box-hero-dims{display:flex;align-items:baseline;justify-content:center;gap:8px;color:var(--ink,#1F2B3A)}
.sb-box-hero-dims b{font-size:30px;font-weight:800;letter-spacing:1.5px;line-height:1.05;font-variant-numeric:tabular-nums}
.sb-box-hero-dims .unit{font-size:14px;font-weight:600;color:var(--ink-2);letter-spacing:.02em}
.sb-box-hero-cap{margin-top:6px;font-size:12px;color:var(--ink-2);line-height:1.5}
@media(max-width:520px){.sb-box-hero-dims b{font-size:24px}}
.sb-info-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.sb-info-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:12px 0;margin-bottom:12px;text-align:center}
.sb-info-metrics>div{display:flex;flex-direction:column;gap:4px}
.sb-info-metrics .sb-info-label{font-size:12px;color:var(--muted);letter-spacing:.03em}
.sb-info-metrics b{font-size:16px;font-weight:700;color:var(--ink-2);white-space:nowrap}
.sb-save-btn{width:100%;padding:9px 12px;border:1.5px solid var(--line-2);background:#fff;border-radius:8px;font-size:13px;font-weight:600;color:var(--blue);cursor:pointer;display:flex;align-items:center;justify-content:center;gap:6px;margin-top:auto}
.sb-save-btn:hover{background:var(--blue-bg);border-color:var(--blue)}
.sb-util-col{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:10px;background:var(--surface);padding:18px}
.sb-util-col.recommended{border-color:var(--green);background:#F6EFDF;box-shadow:0 0 0 2px rgba(154,106,30,.18)}
.sb-util-label{font-size:16px;font-weight:700;color:var(--green);margin-bottom:2px}
.sb-util-val{font-size:56px;font-weight:800;color:var(--green);letter-spacing:-1px;line-height:1}
.sb-util-tag{margin-top:14px;background:var(--blue);color:#fff;font-size:12px;font-weight:600;padding:4px 12px;border-radius:8px;white-space:nowrap}
.sb-main-card{background:#fff;border:1px solid var(--line-2);border-radius:14px;padding:18px;margin-bottom:16px;box-shadow:var(--shadow-s)}
.save-badge{margin-left:14px;font-size:13px;font-weight:600;color:var(--green);background:var(--green-bg);border:1px solid #E5DDB3;border-radius:999px;padding:5px 13px;white-space:nowrap;align-self:center}
.zoom-row{display:flex;align-items:center;gap:10px;padding:9px 14px 12px;background:rgba(255,255,255,.5);border-top:1px solid var(--line)}
.zoom-row span{font-size:12px;color:var(--ink-2);flex:none;user-select:none}
.zoom-row span:first-child{margin-right:2px}
.zoom-row input[type=range]{flex:1;-webkit-appearance:none;appearance:none;height:4px;border-radius:3px;background:var(--line-2);outline:none;cursor:pointer}
.zoom-row input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:var(--blue);border:2px solid #fff;box-shadow:0 1px 3px rgba(0,0,0,.25)}
.zoom-row input[type=range]::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:var(--blue);border:2px solid #fff;box-shadow:0 1px 3px rgba(0,0,0,.25)}

.sb-plan-head{display:flex;align-items:center;justify-content:space-between;background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);padding:10px 12px;margin-top:12px}
.sb-plan-title{font-size:15px;font-weight:700;color:var(--ink-2)}
.sb-plan-title b{font-weight:800}/* 单箱三模式切换 */

.sb-mode-seg{display:flex;gap:8px;margin:2px 0 4px}
.sb-mode-seg button{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 6px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink-2);cursor:pointer;font-family:inherit}
.sb-mode-seg button .t{font-weight:700;font-size:14px;color:var(--ink)}
.sb-mode-seg button .s{font-size:12.5px;color:var(--muted)}
.sb-mode-seg button.on{background:var(--blue);border-color:var(--blue)}
.sb-mode-seg button.on .t{color:#fff}
.sb-mode-seg button.on .s{color:rgba(255,255,255,.82)}
.sb-mode-note{font-size:12.5px;color:var(--ink-2);margin:2px 0 10px;line-height:1.5}
.sb-box-dims[hidden]{display:none}
.sb-amz-limit{margin-top:10px;border:1px dashed var(--line-2);border-radius:8px;padding:10px 12px;background:var(--surface)}
.sb-amz-limit[hidden]{display:none}
/* 单箱 tab 子区块标题：算箱子大小「产品与数量」/ 算能装多少「我的箱子尺寸」—— 必须一眼看到，按模式切换 */
.sb-prodlist-head{display:flex;align-items:baseline;gap:8px;margin:14px 0 10px;padding:6px 10px 6px 12px;background:linear-gradient(90deg,var(--orange-bg) 0%,rgba(253,241,227,0) 100%);border-left:3px solid var(--orange);border-radius:0 6px 6px 0}
.sb-prodlist-title{font-size:15px;font-weight:700;color:var(--ink);letter-spacing:.02em}
.sb-prodlist-note{font-size:12.5px;font-weight:400;color:var(--ink-2)}
.sb-prod{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 2px;border-bottom:1px solid var(--line)}
.sb-prod:last-child{border-bottom:none}
.sb-prod-name{font-size:13px;color:var(--ink-2);line-height:1.4}
.sb-prod-name b{color:var(--ink)}
.sb-prod-qty{font-size:12.5px;color:var(--muted);display:flex;align-items:center;gap:6px;flex:none}
.sb-prod-qty input{width:84px;padding:8px 10px;border:1.5px solid var(--line-2);border-radius:8px;font-size:16px;font-weight:600;text-align:right;background:var(--surface);color:var(--ink);font-family:inherit;transition:.15s}
.sb-prod-qty input:focus{border-color:var(--blue);outline:none}
.sb-constraints{margin-top:10px;border:1px solid var(--line);border-radius:8px;padding:0 10px 2px;background:var(--surface)}
.sb-constraints summary{font-size:12.5px;color:var(--ink-2)}
.sb-constraints[open] summary{color:var(--blue)}
.sb-rec-note{margin-bottom:14px;border:1px solid var(--line);background:var(--surface);border-radius:var(--radius);padding:12px 14px;font-size:13px;color:var(--ink-2);font-weight:500}
.sb-rec-note.bad{border-color:#EBC9BE;background:var(--red-bg);color:var(--red)}
.sb-plan-nav{display:flex;gap:6px}
.sb-arrow{width:30px;height:30px;border:1px solid #E5DDB3;background:#fff;border-radius:8px;color:var(--blue);font-size:18px;line-height:1;cursor:pointer;transition:.15s;display:inline-flex;align-items:center;justify-content:center}
.sb-arrow:hover:not(:disabled){background:var(--blue-bg);border-color:var(--blue)}
.sb-arrow:disabled{opacity:.4;cursor:not-allowed}
.sb-metrics{background:#fff;border:1px solid var(--line-2);border-radius:14px;padding:18px;margin-bottom:16px;box-shadow:var(--shadow-s)}
.sb-m-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;padding-bottom:14px;border-bottom:1px solid var(--line-2)}
.sb-m-label{font-size:15px;font-weight:600;color:var(--ink-2);display:flex;align-items:center;gap:6px}
.qtip{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:50%;background:var(--line-2);color:var(--faint);font-size:11px;cursor:help}
.sb-m-val{font-size:36px;font-weight:800;color:var(--ink-2);letter-spacing:-1px}
.sb-m-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;text-align:center}
.sb-m-grid>div{display:flex;flex-direction:column;gap:4px}
.sb-m-sublabel{font-size:12.5px;color:var(--muted);font-weight:500}
.sb-m-grid b{font-size:16px;font-weight:700;color:var(--ink)}
.sb-plan-label{margin-bottom:10px}
.sb-plan-label .chip{background:var(--blue);color:#fff;border-color:var(--blue);border-radius:999px;font-size:12.5px;padding:5px 12px}
.sb-msg{margin-top:14px;border-radius:12px;padding:14px 16px;font-size:13.5px;line-height:1.6;border:1px solid var(--line-2);background:var(--surface)}
.sb-msg.ok{border-color:#E5DDB3;background:var(--green-bg)}
.sb-msg.bad{border-color:#EBC9BE;background:var(--red-bg)}
.sb-msg .big{font-size:17px;font-weight:700}
.sb-msg .ok-c{color:var(--green)}
.sb-msg .bad-c{color:var(--red)}
.sb-perprod{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px}
.sb-hint{margin-top:10px;font-size:12.5px;color:var(--ink-2);background:var(--surface);border:1px dashed var(--line-2);border-radius:9px;padding:8px 12px}
.sb-perprod .pp{border:1px solid var(--line-2);border-radius:9px;padding:7px 11px;font-size:12px;background:var(--surface)}
.sb-perprod .pp b{font-weight:600}
.sb-perprod .pp .ok{color:var(--green)}
.sb-cost{background:#fff;border:1px solid var(--line-2);border-radius:14px;padding:18px;margin-bottom:16px;box-shadow:var(--shadow-s)}
.sb-cost .tagline{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.sb-cost .tagline em{font-style:normal;color:var(--muted);font-size:13px}
.overlay-max{position:fixed;inset:0;background:rgba(35,47,62,.96);z-index:200;display:none;flex-direction:column}
.overlay-max.on{display:flex}
.overlay-max .max-bar{display:flex;justify-content:space-between;align-items:center;padding:12px 18px;color:#e2e8f0;font-size:14px}
.overlay-max .max-bar button{border:1px solid #475569;background:#1e293b;color:#e2e8f0;border-radius:8px;padding:6px 14px;cursor:pointer;font-family:inherit;font-size:13px}
.overlay-max .max-bar button:hover{background:#334155}
#stage3dMax{width:100%;height:100%;flex:1;display:block;cursor:grab}
.sb-perprod .pp .no{color:var(--red)}/* 模式分段控件 */

.seg{display:flex;background:var(--surface-2);border:1px solid var(--line-2);border-radius:10px;padding:3px;gap:3px}
.seg button{flex:1;border:none;background:transparent;font-family:inherit;font-size:12.5px;color:var(--ink-2);
  padding:8px 6px;border-radius:8px;cursor:pointer;transition:.15s;line-height:1.3}
.seg button.on{background:var(--blue);color:#fff;box-shadow:var(--shadow-s)}
.seg.note{font-size:12px;color:var(--muted);margin-top:7px;line-height:1.5}
.hero-top{display:grid;grid-template-columns:minmax(0,1fr) 300px}
@media(max-width:860px){.hero-top{grid-template-columns:1fr}}
.dims .d{font-size:46px;font-weight:620;letter-spacing:-.035em;line-height:1.05}
.big{font-size:42px;font-weight:660;letter-spacing:-.03em}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border-top:1px solid var(--line);margin-top:20px}

.viz{border-left:1px solid var(--line);background:radial-gradient(120% 90% at 50% 15%,#FCFCFD 0%,#F2F3F6 100%);display:flex;flex-direction:column}
@media(max-width:860px){.viz{border-left:none;border-top:1px solid var(--line)}}
#stage{width:100%;height:236px;display:block}
.viz-cap{font-size:12px;color:var(--muted);text-align:center;padding:0 12px 11px;line-height:1.5}

.layers{border-top:1px solid var(--line);padding:14px 24px 16px;background:var(--surface-2)}
.layers h4{font-size:12px;letter-spacing:.08em;color:var(--muted);text-transform:uppercase;margin-bottom:9px}
.lay{display:flex;align-items:flex-start;gap:9px;font-size:12.5px;color:var(--ink-2);padding:4px 0}
.chip{width:9px;height:9px;border-radius:3px;flex:none;margin-top:4px;border:1px solid rgba(0,0,0,.12)}
.lay b{font-weight:600;color:var(--ink)}
.lay .occ{margin-left:auto;color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}
.mini-btn.ghost{background:#fff;color:var(--ink-2);border:1.5px solid var(--line-2)}
.sec-head h3{font-size:13.5px;font-weight:620;letter-spacing:-.01em}/* 装箱明细卡片 */

.box-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1px;background:var(--line)}
.box-card{background:var(--surface);padding:14px 16px}
.box-card .bc-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:9px}
.box-card .bc-no{font-size:12px;font-weight:600;color:var(--muted);letter-spacing:.05em}
.box-card .bc-dim{font-size:15px;font-weight:600;letter-spacing:-.01em}
.box-card .bc-k{display:grid;grid-template-columns:1fr 1fr;gap:6px 10px;margin:9px 0}
.box-card .bc-k div{font-size:12px;color:var(--muted)}
.box-card .bc-k b{display:block;font-size:14px;font-weight:600;color:var(--ink-2);font-variant-numeric:tabular-nums}
.chip-row{display:flex;flex-direction:column;gap:5px;margin-top:6px;border-top:1px solid var(--line);padding-top:9px}
.chip-row .ci{display:flex;align-items:center;gap:7px;font-size:12px;color:var(--ink-2)}
.chip-row .ci .dot{width:9px;height:9px;border-radius:3px;flex:none;border:1px solid rgba(0,0,0,.1)}
.chip-row .ci b{font-weight:600;margin-left:auto;font-variant-numeric:tabular-nums}

.tbl-wrap{max-height:360px;overflow-y:auto}
.tbl-wrap::-webkit-scrollbar{width:8px}
.tbl-wrap::-webkit-scrollbar-thumb{background:#DCDFE6;border-radius:8px;border:2px solid var(--surface)}
table{width:100%;border-collapse:collapse;font-size:12.5px}
thead th{position:sticky;top:0;background:#F7F8FA;z-index:2;text-align:right;font-size:12px;font-weight:600;
  letter-spacing:.05em;color:var(--muted);padding:9px 16px;border-bottom:2px solid var(--line);white-space:nowrap;text-transform:uppercase}
tbody td{padding:8px 16px;text-align:right;border-bottom:1px solid #F1F2F5;white-space:nowrap;font-variant-numeric:tabular-nums;color:var(--ink-2)}
tbody tr.best{background:var(--blue-bg)}
tbody tr.best:hover{background:#F1E7D2}
tbody tr.cur td{font-weight:600;color:var(--ink)}
td .flag{font-size:10px;padding:1px 6px;border-radius:5px;margin-left:6px;background:var(--green-bg);color:var(--green);border:1px solid #E5DDB3}
td .flag.o{background:var(--blue-bg);color:var(--blue);border-color:#E5DDB3}
td .flag.x{background:var(--red-bg);color:var(--red);border-color:#EBC9BE}
.bar{height:4px;border-radius:3px;background:#EDEFF3;position:relative;min-width:52px;display:inline-block;vertical-align:middle}
.bar i{position:absolute;left:0;top:0;bottom:0;border-radius:3px;background:var(--blue)}

.empty{padding:52px 20px;text-align:center;color:var(--ink-2);font-size:14px}
.empty b{display:block;color:var(--ink);font-size:14px;margin-bottom:6px;font-weight:600}/* ---------- 鉴权 / 方案存储 ---------- */
.act-bar{display:inline-flex;align-items:center;gap:6px}
/* 结果区顶部操作条：复制方案 / 保存方案（从 banner 下移） */
.result-actions{display:flex;align-items:center;gap:8px;justify-content:flex-end;flex-wrap:wrap;margin-bottom:14px}
/* 内测版专用：底部操作条（仅保留「复制方案」），用细虚线与结果区分隔 */
.result-actions-bottom{margin-top:18px;padding-top:14px;border-top:1px dashed var(--line-2);margin-bottom:0}
.acct-menu{position:absolute;top:calc(100% + 9px);right:0;min-width:178px;background:#fff;border:1px solid var(--line-2);border-radius:13px;box-shadow:var(--shadow-l);padding:6px;z-index:130;display:none}
.acct-menu button{display:flex;align-items:center;gap:10px;width:100%;border:none;background:transparent;text-align:left;padding:9px 11px;border-radius:9px;font-size:12.5px;color:var(--ink-2);cursor:pointer;font-family:inherit;transition:.12s}
.modal-submit:hover{opacity:.9;transform:translateY(-1px)}
.plan-item::before{content:'';position:absolute;left:0;top:14px;bottom:14px;width:4px;background:var(--blue);border-radius:0 3px 3px 0}
.plan-item .pn{font-size:14px;font-weight:650;color:var(--ink);margin-bottom:5px;display:flex;justify-content:space-between;align-items:center;gap:8px}
.plan-item .pd b{font-weight:600;color:var(--ink)}
.plan-item .pa button{flex:1;border:1px solid var(--line-2);background:var(--surface-2);border-radius:9px;padding:7px;font-size:12.5px;font-family:inherit;cursor:pointer;color:var(--ink-2);font-weight:540;transition:.15s}
.plan-item .pa .load:hover{border-color:var(--blue);background:#F1E7D2}
.plan-item .pa .del{color:var(--ink-2);border-color:var(--line-2)}
.drawer-empty{text-align:center;color:var(--muted);font-size:13px;padding:50px 24px;line-height:1.7;background:var(--surface-2)}

.hero-save{display:flex;align-items:center;gap:9px;margin-top:16px;flex-wrap:wrap}
.hero-save .sb{border:1px solid var(--line-2);background:var(--surface);color:var(--ink-2);border-radius:9px;padding:8px 14px;font-size:12.5px;font-family:inherit;cursor:pointer;transition:.15s;display:inline-flex;align-items:center;gap:6px}
.hero-save .sb:hover{border-color:var(--ink-2)}
.hero-save .sb.primary{background:var(--blue);color:#fff;border-color:var(--blue)}
.hero-save .sb.primary:hover{opacity:.88}
.hero-save .sb:disabled{opacity:.5;cursor:not-allowed}
.nostore{font-size:12.5px;color:var(--muted);margin-top:14px;display:flex;align-items:center;gap:6px}
.nostore a{color:var(--blue);cursor:pointer;text-decoration:underline}

.catalog-wrap .panel{max-width:none}
.catalog-actions{display:flex;gap:10px;align-items:center;margin-bottom:16px;flex-wrap:wrap}
.catalog-actions .mini-btn.ghost{color:var(--muted);border-color:var(--line-2)}
.catalog-actions .mini-btn.ghost:hover{color:var(--red);border-color:var(--red);background:var(--red-bg)}
.catalog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.catalog-card{border:1px solid var(--line);border-radius:14px;padding:15px;background:var(--surface);box-shadow:var(--shadow);transition:.15s;position:relative;overflow:hidden}
.catalog-card:hover{box-shadow:var(--shadow-l);border-color:var(--line-2)}
.catalog-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--blue)}
.catalog-card .cn{font-size:14px;font-weight:650;color:var(--ink);margin-bottom:8px;display:flex;justify-content:space-between;align-items:flex-start;gap:8px}
.catalog-card .cm{font-size:12.5px;color:var(--ink-2);line-height:1.6}
.catalog-card .cm b{font-weight:600;color:var(--ink)}
.catalog-card .ca{display:flex;gap:8px;margin-top:13px}
.catalog-card .ca button{flex:1;border:1px solid var(--line-2);background:var(--surface-2);border-radius:8px;padding:7px;font-size:12.5px;font-family:inherit;cursor:pointer;color:var(--ink-2);font-weight:540;transition:.15s}
.catalog-card .ca button:hover{border-color:var(--ink-2);background:var(--surface)}
.catalog-card .ca .add{color:#fff;border-color:var(--blue);background:var(--blue)}
.catalog-card .ca .add:hover{opacity:.88;background:var(--blue)}
.catalog-card .ca .del:hover{border-color:var(--red);color:var(--red);background:var(--red-bg)}
.catalog-card .tag{font-size:11px;background:var(--surface-2);color:var(--muted);border-radius:6px;padding:2px 7px;margin-left:6px;white-space:nowrap}/* ===== 运费最优码托 ===== */

.pal-tier-row{display:flex;align-items:center;gap:5px;margin-bottom:7px}
.pal-tier-row .tier-lbl{font-size:13px;color:var(--muted);font-weight:600;width:14px;text-align:center}
.pal-tier-row input[type="number"]{width:58px;padding:6px 4px;text-align:center;font-size:13px;border:1px solid var(--line-2);border-radius:8px;font-family:inherit;background:var(--surface)}
.pal-tier-row input:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 2px var(--green-bg)}
.pal-tier-row .tier-unit{font-size:12px;color:var(--muted);white-space:nowrap}
.pal-tier-row .tier-sep{font-size:12px;color:var(--muted);margin:0 2px}
.pal-tier-row .tier-cur{font-size:12px;color:var(--green);font-weight:600}
.pal-tier-row .tier-del{border:none;background:var(--red-bg);color:var(--red);width:22px;height:22px;border-radius:50%;font-size:12px;cursor:pointer;display:flex;align-items:center;justify-content:center;flex:none;margin-left:4px;transition:.15s}
.pal-tier-row .tier-del:hover{background:var(--red);color:#fff}
.pal-cmp-tbl th,.pal-cmp-tbl td{font-size:12px;white-space:nowrap}
.pal-cmp-tbl .row-best{background:var(--green-bg)}
.pal-cmp-tbl .row-best td{border-bottom-color:var(--green-bg)}
.pal-cmp-tbl .row-err td{opacity:.5}
.fee-list{list-style:none;padding:0;margin:0}
.fee-list li{padding:7px 0;border-bottom:1px solid var(--line);font-size:12.5px;color:var(--ink-2);line-height:1.5}
.fee-list li:last-child{border-bottom:none}
.fee-list li b{font-weight:600;color:var(--ink)}
.save-big{font-size:11px;font-weight:700;color:var(--green);text-transform:uppercase;letter-spacing:.08em;text-align:center}
.save-amt{font-size:28px;font-weight:750;color:var(--green);text-align:center;line-height:1.1}
.save-vs{font-size:12px;color:var(--muted);text-align:center}
/* ===== 托盘线稿 独立模块 ===== */
.module{margin-bottom:16px;border:1px solid var(--line,#e1e4e8);border-radius:12px;overflow:hidden;background:var(--surface,#fff)}
.module-head{display:flex;align-items:center;gap:10px;padding:12px 14px;background:linear-gradient(135deg,#FFF4E6,#FFE9CC);border-bottom:1px solid #F3D9AE}
.module-ico{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,#F08A24,#FFB54D);display:flex;align-items:center;justify-content:center;color:#fff;flex:none}
.module-ico svg{width:20px;height:20px}
.module-t{font-size:14.5px;font-weight:700;color:#7A4E12}
.module-s{font-size:11.5px;color:#9A6B2E;margin-top:1px}
.module-body{padding:12px 14px 14px}
.pallet-module{border-color:#F3D9AE}
.pallet-module > .module-body > .group:first-child{margin-bottom:0}

/* ===== 托盘线稿 右侧预览 ===== */
.pallet-preview{background:var(--surface,#fff);border:1px solid var(--line,#e1e4e8);border-radius:12px;padding:14px 16px;margin-bottom:16px;box-shadow:var(--shadow-s,0 2px 10px rgba(15,17,21,.05))}
.pp-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:10px}
.pp-title{font-size:15px;font-weight:700;color:var(--ink,#1c2230)}
.pp-dims{font-size:12px;color:var(--muted)}
.pp-samples{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.pp-samples-lbl{font-size:12px;color:var(--muted)}
.pp-chip{font-size:12px;padding:6px 12px;border:1px solid var(--line,#e1e4e8);background:var(--surface-2,#f5f7fa);border-radius:999px;cursor:pointer;color:var(--ink,#1c2230);transition:.15s;font-family:inherit}
.pp-chip:hover{border-color:var(--orange,#FF9900);color:var(--orange,#FF9900);background:#FFF6EC}
.pp-chip:active{transform:translateY(1px)}
.pp-viz{position:relative;border-radius:10px;overflow:hidden;background:linear-gradient(180deg,#FBFCFE,#F2F5F9)}
.pp-viz canvas{width:100%;height:240px;display:block}
.pp-viz .viz-cap{position:absolute;left:12px;bottom:10px;font-size:12.5px;color:var(--muted);background:rgba(255,255,255,.82);padding:2px 8px;border-radius:6px}

/* ===== 顶部柔化：统一中性灰 + 单一琥珀点缀 ===== */
.mode-tag{background:var(--surface-2);color:var(--muted);border:1px solid var(--line);font-weight:600}
.mini-btn.solid{background:#E08A2E;border-color:#E08A2E;color:#fff}
.mini-btn.solid:hover{background:#D37A28;border-color:#D37A28}

/* ===== 清楚化：左侧参数区（仅本页，覆盖 common.css 默认小灰字） ===== */
/* 面板主标题放大 */
.panel-head h2{font-size:16px;font-weight:700;letter-spacing:-.01em}
.panel-head p{font-size:13px;color:var(--ink-2);margin-top:4px;line-height:1.5}
/* 区块标题：从 10.5px 灰 faint 大写小字 → 14px 深色加粗，一眼可见分组 */
.panel .glabel{font-size:14px;font-weight:700;letter-spacing:0;color:var(--ink-2);text-transform:none;margin-bottom:13px}
/* 字段标签：从 11.5px 灰 muted → 13px 深灰加粗 */
.panel .field label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:6px;line-height:1.4}
.panel .field label b{color:var(--ink);font-weight:700}
/* 输入框/下拉/文本域：放大到 14px、加高到 38px，focus 蓝色高亮更清楚 */
.panel input:not([type=checkbox]),.panel select,.panel textarea{box-sizing:border-box;width:100%;height:38px;font-family:inherit;font-size:14px;color:var(--ink);background:var(--surface);border:1.5px solid var(--line-2);border-radius:8px;font-variant-numeric:tabular-nums;transition:border-color .15s,box-shadow .15s}
.panel input:not([type=checkbox]){padding:0 11px}
.panel textarea{height:auto;padding:9px 11px;line-height:1.6;min-height:74px}
.panel input:focus,.panel select:focus,.panel textarea:focus{border-color:var(--blue);background:#fff;box-shadow:0 0 0 3px rgba(138,100,32,.16);outline:none}
.panel input[type=checkbox]{accent-color:var(--blue);width:16px;height:16px}
/* 添加产品按钮：从 12.5px 灰 → 13px 深字，更清晰 */
.panel .btn-add{font-size:13px;color:var(--ink-2);padding:10px}
/* 说明文字提深，不再发散灰 */
.panel .hint{font-size:12.5px;color:var(--ink-2);line-height:1.6}