*{box-sizing:border-box}
body{margin:0;background:#f4f6fa;color:#18263b;font:14px/1.6 "Segoe UI","Microsoft YaHei",sans-serif}
a{color:#305bd8;text-decoration:none}
aside{position:fixed;inset:0 auto auto 0;height:100vh;height:100dvh;width:222px;background:#101e34;color:#bac6dc;padding:24px 18px 12px;display:flex;flex-direction:column;overflow:hidden}
.brand{flex-shrink:0}
.sidebar-scroll{flex:1;min-height:0;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#7587a5 #101e34;margin-top:12px}
.sidebar-scroll:focus-visible{outline:2px solid #aab9d1;outline-offset:-2px}
.brand{font-weight:750;letter-spacing:2px;color:#fff;padding:0 10px;font-size:17px}
.logo{display:inline-grid;place-items:center;background:#5076ed;width:30px;height:32px;border-radius:8px;margin-right:8px}
.brand-sub{display:block;font-size:11px;letter-spacing:2px;margin:12px 0 0 40px;color:#8e9db7}
.nav-caption{font-size:11px;color:#7788a6;margin:40px 14px 12px}
nav a{display:block;color:#aab9d1;padding:11px 17px;border-radius:7px;margin-bottom:7px}
nav a:hover{background:#1d2e49}
nav a.selected{color:#fff;background:#315cdb;box-shadow:0 5px 18px #06132d55}
.sidebar-foot{margin-top:auto;padding:20px 12px 0;font-size:10px;letter-spacing:1px;color:#7587a5}
main{margin-left:222px}
header{height:76px;padding:0 36px;background:#fff;border-bottom:1px solid #e6eaf1;display:flex;align-items:center;justify-content:space-between}
.breadcrumb{color:#8490a2;font-size:12px}
.identity{display:flex;align-items:center;gap:12px;font-size:12px}
.page{padding:30px 36px;max-width:1680px;margin:auto}
.page-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}
.eyebrow{font-size:10px;letter-spacing:2px;color:#8997aa;margin:0 0 7px}
h1{font-size:27px;letter-spacing:-.5px;margin:0;font-weight:650}
h2{font-size:16px;margin:0 0 18px;font-weight:650}
.local-dot{font-size:12px;color:#537463}
.local-dot:before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:#36b786;margin-right:7px}
.sandbox{padding:12px 16px;background:#edf2ff;border:1px solid #dce5fd;color:#6278a9;border-radius:8px;font-size:12px;margin-bottom:25px}
.notice{padding:14px;background:#e7f7ee;color:#24734f;border-radius:8px;margin-bottom:20px}
.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-bottom:26px}
.metric{background:#fff;border:1px solid #e7ebf2;border-radius:10px;padding:23px;box-shadow:0 3px 12px #233d6610}
.metric span{font-size:12px;color:#7b899e}
.metric strong{display:block;font-size:29px;font-weight:650;margin:10px 0;letter-spacing:-1px}
.metric small{font-size:10px;color:#9aa5b5}
.card{background:white;border:1px solid #e4e9f1;border-radius:10px;padding:24px;margin-bottom:22px;box-shadow:0 3px 12px #233d6608}
.muted{color:#8591a4;font-size:12px;margin:0 0 18px}
.table-wrap{overflow-x:auto}
table{border-collapse:collapse;width:100%;text-align:left;font-size:12px}
th{font-weight:500;color:#8a97a9;background:#f7f9fc;white-space:nowrap}
th,td{padding:15px 13px;border-bottom:1px solid #edf0f5}
td{vertical-align:middle}
tbody tr:last-child td{border:0}
.badge{display:inline-block;padding:3px 9px;border-radius:5px;color:#72819b;background:#eef2f8;font-size:11px;white-space:nowrap}
.active,.paid{background:#e8f7ef;color:#25815c}
.pending{background:#fff4df;color:#a47a27}
.disabled,.cancelled,.refunded{background:#f1f2f5;color:#9298a6}
.positive{color:#258b67}
.negative{color:#c94455}
.form-grid{display:flex;flex-wrap:wrap;gap:18px;align-items:end}
.form-grid label{flex:1 1 180px}
.brand-settings details{flex:1 1 100%;min-width:0}
.brand-settings summary{cursor:pointer;min-height:44px;padding:10px 0}
form textarea{display:block;width:100%;min-height:120px;resize:vertical;padding:10px 12px;border:1px solid #dbe2ed;border-radius:6px;font:inherit;margin-top:7px}
label{display:block;color:#718097;font-size:12px}
input,select{display:block;width:100%;padding:10px 12px;border:1px solid #dbe2ed;border-radius:6px;font:inherit;color:#26364d;background:#fff;margin-top:7px;min-height:39px}
input:focus,select:focus{outline:2px solid #bdceff;border-color:#7092f1}
button{border:0;border-radius:6px;background:#365fdc;color:white;font:inherit;font-size:12px;padding:11px 17px;cursor:pointer;white-space:nowrap}
button:hover{background:#244cbd}
.inline{display:flex;align-items:end;gap:8px;margin:0}
.inline input{min-width:100px}
.inline button{padding:8px 11px}
.identity button{background:#eef2f8;color:#6f7e96}
.actions{display:flex;gap:7px;flex-wrap:wrap}
.quick-links{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:22px}
.quick-links a{padding:20px;background:#f6f8fd;border:1px solid #e7ecf6;border-radius:7px;font-size:13px}
.empty{text-align:center;color:#929daf;padding:35px}
details{min-width:65px}
details[open]{min-width:260px}
summary{color:#3867da;cursor:pointer}
details form{margin-top:15px}
code{font-size:12px;color:#67809d}
footer{font-size:10px;color:#a2acbb;padding:10px 0 0}
.login{max-width:430px;margin:10vh auto;background:white;padding:38px;border:1px solid #e2e8f1;border-radius:14px;box-shadow:0 14px 45px #15335c0d}
.login-brand{color:#416ade;font-weight:700;letter-spacing:2px;font-size:12px;margin-bottom:26px}
.login h1{font-size:25px;margin-bottom:10px}
.login .form-grid{display:block;margin:25px 0}
.login label{margin-bottom:18px}
.login button{width:100%;margin-top:6px}
@media(max-width:1100px){.metrics{grid-template-columns:repeat(2,1fr)}
.page{padding:25px 20px}
header{padding:0 20px}
.quick-links{grid-template-columns:1fr}
}
@media(max-width:700px){aside{position:sticky;top:0;width:auto;height:36vh;height:36dvh;padding:12px 18px;z-index:10}
.brand-sub,.nav-caption,.sidebar-foot{display:none}
nav{display:flex;flex-wrap:wrap;gap:8px;margin-top:0}
nav a{white-space:normal;margin:0;padding:8px 12px;font-size:12px}
main{margin:0}
header{height:auto;padding:16px;gap:10px;flex-wrap:wrap}
.page{padding:22px 14px}
.metric{padding:17px}
.metric strong{font-size:24px}
.metrics{gap:10px}
.card{padding:18px}
.login{margin:6vh 16px}
.page-title{gap:15px}
h1{font-size:24px}
}

/* Shared Web/UI states; no scripts or external assets. */
.tenant-tree{list-style:none;padding-left:0;overflow-x:auto}
.tenant-tree ul{list-style:none;padding-left:20px;border-left:1px solid #dbe2ed;margin-left:8px}
.tenant-tree li{padding:7px 0;min-width:280px}
.tenant-tree summary{color:#18263b;line-height:2}
.tenant-tree details[open]{min-width:0}
.tenant-tree .badge{margin:2px}
.tenant-name,.tenant-path{overflow-wrap:anywhere}
.tenant-path{line-height:2}
.management-shortcuts{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin:16px 0;padding:16px;background:#f3f6fb;border-radius:8px}
.management-shortcuts .card{margin:0;flex:1;min-width:240px}
.technical-info{font-size:12px;color:#667085;margin:6px 0;overflow-wrap:anywhere}
.technical-info summary{cursor:pointer;color:#667085}
.assigned-role{padding:14px 0;border-top:1px solid #e4e9f1}
.role-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.role-heading h3{margin:0;font-size:15px}
.role-heading p{margin:4px 0 10px}
.assigned-role .muted{margin:4px 0 8px}
.permission-groups{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:10px 18px}
.permission-category{min-width:0}
.permission-settings{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,460px),1fr));gap:10px;align-items:start}
.permission-setting{min-width:0;border:1px solid #e4e9f1;border-radius:6px;padding:10px;overflow-wrap:anywhere;scroll-margin-top:20px}
.permission-setting:target{border-color:#365fdc;box-shadow:0 0 0 2px #dce5ff}
.permission-setting-heading{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 12px;margin-bottom:8px}
.permission-setting h4,.permission-setting p{margin:0}
.permission-setting p{font-size:12px;color:#64748b}
.permission-setting form{display:flex;flex-direction:row;flex-wrap:wrap;align-items:end;gap:8px;margin:0}
.permission-setting form label{flex:1 1 150px;min-width:0;max-width:100%}
.permission-setting select{width:100%;min-width:0;margin-top:4px;padding:7px 8px;min-height:34px}
.permission-setting button{flex:0 0 auto;padding:8px 12px;min-height:34px}
@media(max-width:700px){.permission-setting{scroll-margin-top:calc(36dvh + 20px)}}
.permission-category h4{font-size:12px;margin:0 0 5px;color:#52637c}
.permission-tags{display:flex;flex-wrap:wrap;gap:5px;list-style:none;padding:0;margin:0}
.permission-tag{max-width:100%;padding:4px 8px;border-radius:5px;background:#f1f5fb;font-size:12px;overflow-wrap:anywhere}
.permission-tag small{display:block;color:#64748b;font-size:11px}
.permission-codes{display:flex;flex-wrap:wrap;gap:5px 12px}
.permission-codes code{overflow-wrap:anywhere;max-width:100%}
.technical-info,.technical-info[open],.role-catalog,.role-catalog[open]{min-width:0}
.role-catalog{padding:10px 0;border-top:1px solid #edf0f5}
.role-catalog>.permission-groups{margin-top:10px}
@media(max-height:400px){aside{padding-top:8px;padding-bottom:8px}.brand-sub{margin-top:4px}.sidebar-scroll{margin-top:4px}.sidebar-scroll .nav-caption{margin-top:10px}}
nav .nav-caption{margin-top:12px}
.read-only{display:inline-block;color:#58677d;background:#f1f4f8;border-left:3px solid #a2aec1;padding:8px 12px;border-radius:4px;font-size:12px}
.error-state{color:#9b303a;background:#fff0f1;border:1px solid #f0cbd0;padding:14px;border-radius:6px;overflow-wrap:anywhere}
.lifecycle-active{color:#25815c;background:#e8f7ef}
.lifecycle-retired{color:#765221;background:#fff0d8}
.role-tags{display:flex;flex-wrap:wrap;gap:5px;max-width:480px}
.identity{flex-wrap:wrap;justify-content:flex-end;min-width:0}
.identity strong,.identity>span,.role-tag{overflow-wrap:anywhere}
.role-tag{white-space:normal}
header{height:auto;min-height:76px;padding-top:12px;padding-bottom:12px;gap:16px}
.empty{white-space:normal}
button:disabled,input:disabled,select:disabled{cursor:not-allowed;opacity:.65;background:#e8ecf2;color:#58677d}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #7092f1;outline-offset:3px}
@media(max-width:700px){.identity{justify-content:flex-start;width:100%}.role-tags{max-width:100%}.inline{flex-wrap:wrap}.read-only{max-width:100%}.login{max-width:100%}}
.customer-shell{max-width:1080px;margin:auto;padding:24px}.customer-shell header{position:static;padding:16px 0;background:transparent;color:#17243b}.customer-nav{display:flex;gap:20px;flex-wrap:wrap;margin:20px 0}.customer-nav a{color:#2455bb}.customer-products{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}.customer-price{font-size:26px;font-weight:700}.customer-facts{display:grid;grid-template-columns:minmax(120px,1fr) 2fr;gap:12px}.customer-facts dt{color:#58677d}.customer-facts dd{margin:0;overflow-wrap:anywhere}.customer-button{display:inline-block;padding:10px 16px;border-radius:8px;background:#2455bb;color:white}.customer-shell form{max-width:520px}.customer-shell footer{margin-top:32px;color:#58677d}.customer-shell .sandbox{padding:12px;background:#fff4d4;border-radius:8px}.customer-shell table{display:block;overflow-x:auto}@media(max-width:600px){.customer-shell{padding:14px}.customer-facts{grid-template-columns:110px 1fr}}

/* Phase 2.3c: one responsive customer portal, scoped away from staff UI. */
.customer-shell{max-width:1200px;padding:16px 16px calc(100px + env(safe-area-inset-bottom));font-size:16px;overflow-wrap:anywhere}
.customer-shell main{margin:0;min-width:0}
.customer-shell h1{margin:22px 0;font-size:26px}
.customer-shell h2{font-size:21px;margin-bottom:18px}
.customer-shell h3{font-size:17px}
.customer-shell header{gap:12px;flex-wrap:wrap;min-width:0}
.customer-shell header strong{font-size:21px}
.customer-shell header .muted{margin:4px 0}
.customer-account,.customer-actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.customer-shell a:where(:not(.customer-skip)){min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:10px 12px;max-width:100%}
.customer-shell a:focus-visible,.customer-shell input:focus-visible{outline:3px solid #4169ce;outline-offset:3px}
.customer-nav{position:fixed;z-index:10;bottom:0;left:0;right:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:2px;margin:0;padding:8px 8px calc(8px + env(safe-area-inset-bottom));background:#fff;border-top:1px solid #dbe2ed;box-shadow:0 -4px 18px #18263b0a}
.customer-nav a{margin:0;padding:10px 2px!important;color:#58677d;font-size:14px}
.customer-nav a[aria-current=page]{background:#e8efff;color:#1749b3;font-weight:700}
.customer-nav a:hover{background:#edf2ff;color:#1749b3}
.customer-shell .card{border-radius:18px;padding:20px;min-width:0;margin-bottom:18px}
.customer-products,.customer-dashboard{display:grid;grid-template-columns:minmax(0,1fr);gap:18px;align-items:start}
.customer-products .card{margin:0}
.customer-facts{grid-template-columns:minmax(0,110px) minmax(0,1fr);gap:12px;margin:20px 0}
.customer-facts dt,.customer-facts dd{min-width:0}
.customer-periods{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:16px 0}
.customer-periods a{flex-direction:column;gap:6px;border:1px solid #dce3ef;border-radius:12px;color:#243e6a;background:#f7f9fd;text-align:center}
.customer-periods strong{font-size:23px}
.customer-periods a[aria-current=true]{border:2px solid #2455bb;background:#eaf0ff}
.customer-shell .customer-button,.customer-shell button{background:#2455bb;color:#fff;min-height:48px;border-radius:10px;white-space:normal;max-width:100%;font:inherit}
.customer-shell .customer-button:hover,.customer-shell button:hover{background:#183f91}
.customer-shell form{width:100%;max-width:560px;min-width:0}
.customer-shell .form-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:18px}
.customer-shell input{width:100%;min-width:0;max-width:100%;font-size:16px;min-height:48px}
.customer-shell label{min-width:0}
.customer-auth{max-width:480px;margin:24px auto}
.customer-auth .customer-actions{margin-top:16px;justify-content:space-between}
.customer-shell .customer-price{font-size:30px;margin:18px 0}
.customer-remaining{font-size:clamp(32px,8vw,48px);font-weight:750;line-height:1.2;margin:12px 0;color:#193d8d}
.customer-shell progress{width:100%;height:12px;accent-color:#2455bb}
.customer-status,.customer-success{background:#e7f7ee;color:#216b4a;padding:12px;border-radius:10px}
.customer-placeholder{border:1px solid #dbe3f0;background:#f5f8fd;padding:16px;border-radius:12px;margin:20px 0}
.customer-back{margin-top:16px}
.customer-shell footer{font-size:13px;margin-top:28px}
.customer-shell .sandbox{background:#f9f3e8;color:#735b29;padding:12px;margin-bottom:12px}
.customer-skip{position:absolute;left:-10000px}
.customer-skip:focus{left:16px;top:8px;background:white;padding:12px;z-index:20}
@media(min-width:768px){.customer-shell{padding:24px 32px 40px}.customer-nav{position:static;display:flex;gap:12px;border:0;box-shadow:none;border-radius:12px;padding:8px;margin:18px 0}.customer-nav a{padding:10px 24px!important}.customer-products{grid-template-columns:repeat(2,minmax(0,1fr))}.customer-dashboard{grid-template-columns:minmax(0,2fr) minmax(0,1fr)}.customer-shell .card{padding:26px}}
@media(min-width:1100px){.customer-products{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:380px){.customer-shell{padding-left:12px;padding-right:12px}.customer-shell .card{padding:16px}.customer-facts{grid-template-columns:minmax(0,96px) minmax(0,1fr)}}
/* Phase 2.3d: retain responsive layout; simplify navigation and selection. */
.customer-nav{grid-template-columns:repeat(4,minmax(0,1fr))}
.customer-guest{padding-bottom:32px;max-width:560px}
.customer-guest header{justify-content:center;border:0}
.customer-guest h1{text-align:center}
.customer-periods{border:0;padding:0;min-width:0}
.customer-periods legend{padding:0;margin-bottom:10px;color:#58677d}
.customer-period-option{position:relative;display:grid;grid-template-columns:20px minmax(0,1fr);gap:8px;padding:12px;border:1px solid #dce3ef;border-radius:12px;cursor:pointer;background:#f7f9fd;align-items:center}
.customer-period-option strong{grid-column:2;font-size:22px}
.customer-shell .customer-period-option input{width:18px;height:18px;min-height:0;margin:0;accent-color:#2455bb}
.customer-period-option:has(input:checked){border-color:#2455bb;background:#eaf0ff;box-shadow:inset 0 0 0 1px #2455bb}
.customer-shell details{margin-top:18px}
.customer-shell summary{min-height:44px;padding:10px 0;cursor:pointer;color:#58677d}
.customer-plan-traffic{font-size:24px;font-weight:650;margin:12px 0}
.customer-help{justify-content:center}
.customer-pending{padding:16px;margin:0 0 18px;border:1px solid #dce3ef;border-radius:12px;background:#f5f8fd}
.customer-announcement{padding:12px 16px;background:#fff;border-radius:12px;margin-bottom:18px}