/* ============================================================
   ovO Unified UI U1 · Portal Workbench U2
   Pages: login / service hall / account
   Mature purple engineering workbench · light + dark · responsive
   Brand identity U2.1: circuit-node mark + ovO wordmark lockup
   ============================================================ */

:root{
  color-scheme:light;
  --bg:#f4f4f8;
  --bg-soft:#eaeaf2;
  --sidebar-bg:#ffffff;
  --topbar-bg:#ffffff;
  --surface:#ffffff;
  --surface-2:#f6f6fa;
  --field-bg:#ffffff;
  --text:#1d1b28;
  --text-soft:#555768;
  --text-faint:#8a8da0;
  --line:#e3e3ec;
  --line-strong:#cdcdda;
  --primary:#5a4bd1;
  --primary-strong:#4939bd;
  --primary-soft:#ecebfa;
  --on-primary:#ffffff;
  --cyan:#0e8497;
  --cyan-soft:#dff1f4;
  --success:#177a47;
  --success-soft:#e0f3e8;
  --warning:#8a5d06;
  --warning-soft:#f7ecd3;
  --danger:#bd362c;
  --danger-soft:#fbe8e6;
  --shadow-sm:0 1px 2px rgba(24,22,48,.05),0 6px 16px rgba(24,22,48,.05);
  --shadow-md:0 2px 6px rgba(24,22,48,.07),0 14px 36px rgba(24,22,48,.1);
  --shadow-lg:0 24px 64px rgba(24,22,48,.2);
  --r-sm:10px;
  --r-md:13px;
  --r-lg:16px;
  --r-xl:20px;
  --focus:0 0 0 3px rgba(90,75,209,.22);
}
html[data-theme="dark"]{
  color-scheme:dark;
  --bg:#0f1119;
  --bg-soft:#141728;
  --sidebar-bg:#141725;
  --topbar-bg:#141725;
  --surface:#191c2b;
  --surface-2:#1f2333;
  --field-bg:#12141f;
  --text:#eceef7;
  --text-soft:#a4aabe;
  --text-faint:#767d93;
  --line:#272c3f;
  --line-strong:#3b4159;
  --primary:#8f83f8;
  --primary-strong:#a89eff;
  --primary-soft:#262049;
  --on-primary:#14122e;
  --cyan:#4fb9c9;
  --cyan-soft:#12333b;
  --success:#57c28b;
  --success-soft:#143527;
  --warning:#dbb058;
  --warning-soft:#352b14;
  --danger:#ff8a7f;
  --danger-soft:#43221e;
  --shadow-sm:0 1px 2px rgba(0,0,0,.32),0 8px 20px rgba(0,0,0,.3);
  --shadow-md:0 2px 8px rgba(0,0,0,.36),0 16px 40px rgba(0,0,0,.42);
  --shadow-lg:0 28px 72px rgba(0,0,0,.56);
  --focus:0 0 0 3px rgba(143,131,248,.34);
}
@media(prefers-color-scheme:dark){
  html:not([data-theme]){color-scheme:dark;--bg:#0f1119;--bg-soft:#141728;--sidebar-bg:#141725;--topbar-bg:#141725;--surface:#191c2b;--surface-2:#1f2333;--field-bg:#12141f;--text:#eceef7;--text-soft:#a4aabe;--text-faint:#767d93;--line:#272c3f;--line-strong:#3b4159;--primary:#8f83f8;--primary-strong:#a89eff;--primary-soft:#262049;--on-primary:#14122e;--cyan:#4fb9c9;--cyan-soft:#12333b;--success:#57c28b;--success-soft:#143527;--warning:#dbb058;--warning-soft:#352b14;--danger:#ff8a7f;--danger-soft:#43221e;--shadow-sm:0 1px 2px rgba(0,0,0,.32),0 8px 20px rgba(0,0,0,.3);--shadow-md:0 2px 8px rgba(0,0,0,.36),0 16px 40px rgba(0,0,0,.42);--shadow-lg:0 28px 72px rgba(0,0,0,.56);--focus:0 0 0 3px rgba(143,131,248,.34)}
}

/* ---------- Base ---------- */
*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{min-height:100%;background:var(--bg)}
html,body{overflow-x:hidden;overflow-x:clip}
body{margin:0;min-height:100vh;min-height:100dvh;padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.55;background:var(--bg);color:var(--text);transition:background-color .18s ease,color .18s ease}
button,input{font:inherit}
button,a{-webkit-tap-highlight-color:transparent}
a{color:inherit}
svg{display:block}
button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:2px}

.skip-link{position:fixed;left:-999px;top:0;z-index:120;padding:10px 16px;background:var(--primary);color:var(--on-primary);font-size:.9rem;font-weight:700;text-decoration:none;border-radius:0 0 10px 0}
.skip-link:focus{left:0}

/* ---------- Shared bits ---------- */
.kicker,.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.75rem;font-weight:800;letter-spacing:.13em;text-transform:uppercase;color:var(--primary)}
.status-dot{display:inline-block;flex:none;width:8px;height:8px;border-radius:50%}
.status-dot.online{background:var(--success);box-shadow:0 0 0 4px var(--success-soft)}
.pill{display:inline-flex;align-items:center;justify-content:center;gap:6px;white-space:nowrap;padding:5px 11px;border-radius:999px;background:var(--success-soft);color:var(--success);font-size:.75rem;font-weight:700}
.pill.pending{background:var(--bg-soft);color:var(--text-faint)}
.pill.offline{background:var(--danger-soft);color:var(--danger)}
.security-chip{flex:none;white-space:nowrap;padding:6px 11px;border-radius:999px;background:var(--success-soft);color:var(--success);font-size:.75rem;font-weight:700}
.empty-state{padding:26px 18px;border:1px dashed var(--line-strong);border-radius:14px;background:var(--surface-2);color:var(--text-soft);font-size:.9rem;text-align:center;overflow-wrap:anywhere}
.portal-table-wrap .empty-state{border:0;background:transparent}

/* ---------- Brand ---------- */
.brand{display:inline-flex;align-items:center;min-width:0;text-decoration:none}
.brand-copy{display:grid;gap:1px;min-width:0}
.brand-line{display:flex;align-items:baseline;gap:9px;min-width:0}
.brand-word{flex:none;font-size:1.05rem;font-weight:800;letter-spacing:.02em;line-height:1.2;color:var(--text)}
.brand-word em{font-style:normal;color:var(--cyan)}
.brand-line strong{min-width:0;font-size:.95rem;line-height:1.25;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-copy small{font-size:.74rem;color:var(--text-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ---------- Buttons ---------- */
.button,.icon-button{appearance:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 18px;border:1px solid transparent;border-radius:11px;font-size:.94rem;font-weight:650;line-height:1.2;text-decoration:none;cursor:pointer;user-select:none;transition:background-color .15s ease,border-color .15s ease,color .15s ease,box-shadow .15s ease}
.button:disabled{opacity:.6;cursor:not-allowed}
.button.primary{background:var(--primary);color:var(--on-primary)}
.button.primary:hover:not(:disabled){background:var(--primary-strong)}
.button.secondary{background:var(--surface);border-color:var(--line-strong);color:var(--text)}
.button.secondary:hover{border-color:var(--primary);color:var(--primary)}
.button.ghost,.icon-button{background:transparent;border-color:var(--line);color:var(--text-soft)}
.button.ghost:hover,.icon-button:hover{border-color:var(--line-strong);color:var(--text)}
.button.compact{min-height:38px;padding:7px 13px;border-radius:9px;font-size:.86rem}
.button.block{width:100%}
.danger-text{color:var(--danger)!important}
.button.danger-text:hover{background:var(--danger-soft);border-color:var(--danger)}
.icon-button{min-width:44px;padding:10px 13px}
.icon-button svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
@media(pointer:coarse){.button.compact{min-height:44px}}

/* ---------- Theme toggle ---------- */
.theme-toggle{white-space:nowrap}
.theme-label{font-size:.88rem}
.theme-icon{position:relative;flex:none;width:18px;height:18px;border:2px solid currentColor;border-radius:50%}
.theme-icon::before{content:"";position:absolute;inset:-6px;border:2px dotted currentColor;border-radius:50%;opacity:.45}
.theme-icon::after{content:"";display:none}
html[data-theme="dark"] .theme-icon{border-color:transparent;background:currentColor}
html[data-theme="dark"] .theme-icon::before{display:none}
html[data-theme="dark"] .theme-icon::after{display:block;position:absolute;inset:0;border-radius:50%;background:var(--bg);transform:translate(32%,-24%) scale(.82)}
.page-corner-actions{position:fixed;left:max(16px,env(safe-area-inset-left));bottom:max(16px,env(safe-area-inset-bottom));z-index:90;display:flex;align-items:center;gap:8px;padding:6px;border:1px solid var(--line);border-radius:13px;background:var(--surface);box-shadow:var(--shadow)}
.page-corner-actions .theme-toggle{min-height:44px}

/* ---------- Forms ---------- */
.login-form label,.settings-form label,.create-form label{display:grid;gap:8px;font-size:.88rem;font-weight:600}
.input-shell{position:relative;display:flex;align-items:center}
.input-shell>svg{position:absolute;left:14px;width:18px;height:18px;fill:none;stroke:var(--text-faint);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;pointer-events:none}
.input-shell input,.settings-form input,.create-form input{width:100%;min-height:48px;padding:11px 14px;border:1px solid var(--line-strong);border-radius:11px;background:var(--field-bg);color:var(--text);font-size:16px;transition:border-color .15s ease,box-shadow .15s ease}
.input-shell input{padding-left:42px;padding-right:76px}
.input-shell input::placeholder,.settings-form input::placeholder,.create-form input::placeholder{color:var(--text-faint)}
.input-shell input:focus,.settings-form input:focus,.create-form input:focus{border-color:var(--primary);box-shadow:var(--focus);outline:none}
.settings-form input[type="checkbox"],.create-form input[type="checkbox"]{width:18px;height:18px;min-height:0;padding:0;accent-color:var(--primary)}
.password-toggle{position:absolute;right:4px;top:50%;transform:translateY(-50%);min-height:44px;min-width:56px;padding:6px 12px;border:0;border-radius:9px;background:transparent;color:var(--primary);font-size:.84rem;font-weight:700;cursor:pointer}
.password-toggle:hover{background:var(--primary-soft)}
.field-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.three-columns{grid-template-columns:repeat(3,minmax(0,1fr))}
.form-actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px 14px}
.inline-message{font-size:.86rem;color:var(--text-soft);overflow-wrap:anywhere}
.inline-message.success{color:var(--success)}
.inline-message.error{color:var(--danger)}
.checkbox-line{display:flex!important;align-items:center;gap:10px}

/* ---------- App shell (hall + account) ---------- */
.app-shell{display:grid;grid-template-columns:268px minmax(0,1fr);min-height:100vh;min-height:100dvh}
.sidebar{position:sticky;top:0;z-index:80;height:100vh;height:100dvh;display:flex;flex-direction:column;background:var(--sidebar-bg);border-right:1px solid var(--line);padding:18px 14px 16px;padding-top:calc(18px + env(safe-area-inset-top))}
.sidebar-brand{padding:2px 6px 14px;border-bottom:1px solid var(--line)}
.sidebar-nav{flex:1;display:flex;flex-direction:column;gap:2px;padding:12px 0;overflow-y:auto}
.nav-section{padding:14px 10px 6px;font-size:.72rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--text-faint)}
.nav-section:first-child{padding-top:2px}
.nav-link{display:flex;align-items:center;gap:10px;min-height:44px;padding:10px 12px;border-radius:10px;color:var(--text-soft);font-size:.94rem;font-weight:600;text-decoration:none;transition:background-color .15s ease,color .15s ease}
.nav-link svg{flex:none;width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.nav-link .nav-text{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.nav-link:hover{background:var(--surface-2);color:var(--text)}
.nav-link.active{background:var(--primary-soft);color:var(--primary)}
.sidebar-user{display:grid;gap:10px;padding-top:12px;border-top:1px solid var(--line)}
.user-chip{display:flex;align-items:center;gap:10px;min-width:0;padding:2px 4px}
.user-meta{display:grid;min-width:0}
.user-meta strong{font-size:.9rem;line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.user-meta small{font-size:.76rem;color:var(--text-faint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sidebar-actions{display:flex;gap:8px}
.sidebar-actions .button{flex:1;min-width:0}
.account-page .sidebar-actions{display:grid}
.account-page .sidebar-actions>*{width:100%}
.avatar{flex:none;display:grid;place-items:center;background:var(--primary);color:var(--on-primary);font-weight:800}
.avatar.sm{width:38px;height:38px;border-radius:10px;font-size:.95rem}
.avatar.lg{width:68px;height:68px;border-radius:18px;font-size:1.55rem}
.topbar{display:none}
.scrim{display:none}
.shell-main{min-width:0;display:flex;flex-direction:column;min-height:100vh;min-height:100dvh}

/* ---------- Workspace ---------- */
.workspace{flex:1 0 auto;width:min(1120px,100%);margin:0 auto;padding:26px 30px 44px}
.workspace-head{display:flex;align-items:flex-end;justify-content:space-between;flex-wrap:wrap;gap:14px 18px;margin-bottom:24px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.workspace-title{min-width:0}
.workspace-head h1{margin:8px 0 6px;font-size:clamp(1.5rem,2.6vw,2rem);letter-spacing:-.02em;overflow-wrap:anywhere}
.workspace-head p{margin:0;max-width:640px;color:var(--text-soft);font-size:.95rem;overflow-wrap:anywhere}
.account-chip{display:inline-flex;align-items:center;gap:10px;max-width:100%;padding:10px 15px;border:1px solid var(--line);border-radius:999px;background:var(--surface);font-size:.88rem;font-weight:600}
.account-chip span:last-child{min-width:0;overflow-wrap:anywhere}
.section-head{display:flex;align-items:baseline;justify-content:space-between;flex-wrap:wrap;gap:6px 16px;margin:0 0 14px}
.section-head h2{margin:0;font-size:1.16rem;letter-spacing:-.01em}
.section-head p{margin:0;color:var(--text-faint);font-size:.86rem}

/* ---------- Service launcher ---------- */
.service-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(268px,1fr));gap:14px}
.service-card{display:flex;flex-direction:column;gap:12px;min-width:0;padding:20px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface);color:inherit;text-decoration:none;transition:border-color .15s ease,box-shadow .15s ease}
a.service-card:hover{border-color:var(--primary);box-shadow:var(--shadow-md)}
a.service-card:active{border-color:var(--primary-strong)}
.service-card h3{margin:0;font-size:1.06rem;letter-spacing:-.01em}
.service-card p{margin:0;flex:1;color:var(--text-soft);font-size:.9rem;line-height:1.7;overflow-wrap:anywhere}
.service-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.service-icon{flex:none;width:46px;height:46px;display:grid;place-items:center;border-radius:12px}
.service-icon svg{width:23px;height:23px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.inventory-icon{background:var(--primary-soft);color:var(--primary)}
.files-icon{background:var(--cyan-soft);color:var(--cyan)}
.qq-icon{background:var(--success-soft);color:var(--success)}
.status-icon{background:var(--warning-soft);color:var(--warning)}
.service-cta{display:inline-flex;align-items:center;gap:7px;padding-top:11px;border-top:1px solid var(--line);color:var(--primary);font-size:.86rem;font-weight:700;overflow-wrap:anywhere}
.service-cta .arrow{flex:none;width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .15s ease}
a.service-card:hover .arrow{transform:translateX(3px)}
.service-cta.muted{color:var(--text-faint);font-weight:600}
.info-card{background:var(--surface-2)}

/* ---------- Account workspace ---------- */
.account-head{align-items:center}
.identity{display:flex;align-items:center;gap:16px;min-width:0}
.identity-meta{display:grid;min-width:0}
.identity-meta h1{margin:5px 0 3px;font-size:clamp(1.35rem,2.4vw,1.7rem)}
.identity-meta p{margin:0;color:var(--text-soft);font-size:.9rem}
.account-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:18px;align-items:start}
.account-main-col{display:grid;gap:18px;min-width:0}
.panel{min-width:0;padding:24px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface)}
.panel-head{display:flex;align-items:flex-start;justify-content:space-between;flex-wrap:wrap;gap:12px 16px}
.panel-head h2,.security-card h2{margin:0 0 6px;font-size:1.16rem;letter-spacing:-.01em}
.panel-head p{margin:0;max-width:640px;color:var(--text-soft);font-size:.9rem;line-height:1.7}
.settings-form{display:grid;gap:14px;margin-top:18px}
.create-form{display:grid;gap:14px;margin-top:18px;padding:16px;border:1px solid var(--line);border-radius:14px;background:var(--surface-2)}
.member-permission-note{margin:14px 0;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:var(--primary-soft);color:var(--text-soft);font-size:.86rem;line-height:1.65;overflow-wrap:anywhere}
.portal-table-wrap{border:1px solid var(--line);border-radius:14px;background:var(--surface);overflow-x:auto;-webkit-overflow-scrolling:touch}
.portal-table{width:100%;min-width:640px;border-collapse:collapse}
.portal-table th,.portal-table td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle;font-size:.9rem;overflow-wrap:anywhere}
.portal-table th{font-size:.74rem;font-weight:700;letter-spacing:.06em;color:var(--text-faint);background:var(--surface-2);white-space:nowrap}
.portal-table tbody tr:last-child td{border-bottom:0}
.member-id-block{display:grid;gap:2px;min-width:0}
.member-id-block strong{overflow-wrap:anywhere}
.member-id-block small{color:var(--text-faint);overflow-wrap:anywhere}
.row-actions{display:flex;flex-wrap:wrap;gap:8px}
.current-admin-label{display:inline-flex;align-items:center;min-height:36px;padding:6px 11px;border-radius:9px;background:var(--success-soft);color:var(--success);font-size:.8rem;font-weight:700;white-space:nowrap}
.security-card{position:sticky;top:20px}
.security-illustration{display:grid;place-items:center;width:48px;height:48px;margin-bottom:14px;border-radius:13px;background:var(--primary-soft);color:var(--primary)}
.security-illustration svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.security-card ul{margin:12px 0 0;padding-left:18px;color:var(--text-soft);font-size:.9rem;line-height:1.8}
.current-session{display:flex;align-items:center;gap:10px;margin-top:14px;padding-top:14px;border-top:1px solid var(--line);font-size:.86rem;font-weight:600}

/* ---------- Dialog ---------- */
.portal-dialog-backdrop{position:fixed;inset:0;z-index:90;display:flex;align-items:center;justify-content:center;padding:20px;background:rgba(10,10,22,.55)}
.portal-dialog{width:min(520px,100%);max-height:calc(100vh - 40px);max-height:calc(100dvh - 40px);overflow:auto;padding:24px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface);box-shadow:var(--shadow-lg)}
.portal-dialog .settings-form{margin-top:16px}
.dialog-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.dialog-head h2{margin:4px 0 0;font-size:1.22rem;overflow-wrap:anywhere}
.dialog-close{flex:none;width:44px;height:44px;border:1px solid var(--line);border-radius:11px;background:transparent;color:var(--text-soft);font-size:1.35rem;line-height:1;cursor:pointer}
.dialog-close:hover{color:var(--text);border-color:var(--line-strong)}

/* ---------- Login page ---------- */
.login-shell{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(440px,.95fr);min-height:100vh;min-height:100dvh}
.login-brand-pane{display:flex;flex-direction:column;min-width:0;padding:28px clamp(28px,4.5vw,64px) 22px;padding-top:calc(28px + env(safe-area-inset-top));background:var(--bg-soft);border-right:1px solid var(--line)}
.login-brand-main{flex:1;display:flex;flex-direction:column;justify-content:center;padding:24px 0}
.login-brand-main h1{margin:16px 0 14px;font-size:clamp(1.9rem,3.2vw,2.6rem);line-height:1.18;letter-spacing:-.03em}
.login-brand-main p{margin:0;max-width:520px;color:var(--text-soft);font-size:.98rem;line-height:1.75}
.login-services{list-style:none;display:grid;gap:10px;max-width:520px;margin:26px 0 0;padding:0}
.login-services li{display:flex;align-items:center;gap:12px;padding:11px 14px;border:1px solid var(--line);border-radius:13px;background:var(--surface)}
.mini-icon{flex:none;display:grid;place-items:center;width:38px;height:38px;border-radius:10px;background:var(--primary-soft);color:var(--primary);font-weight:800}
.login-service-meta{display:grid;gap:1px;min-width:0}
.login-service-meta strong{font-size:.9rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.login-service-meta small{font-size:.76rem;color:var(--text-faint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.login-brand-foot{display:flex;align-items:center;gap:10px;margin:0;padding-bottom:58px;color:var(--text-faint);font-size:.84rem}
.login-form-pane{display:flex;flex-direction:column;min-width:0;background:var(--bg)}
.login-form-center{flex:1;display:grid;place-items:center;padding:22px 20px}
.login-card{position:relative;width:min(420px,100%);padding:28px;border:1px solid var(--line);border-radius:var(--r-xl);background:var(--surface);box-shadow:var(--shadow-md);overflow:hidden}
.login-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--primary)}
.login-badge{display:inline-flex;padding:5px 11px;border-radius:999px;background:var(--primary-soft);color:var(--primary);font-size:.74rem;font-weight:700}
.login-card-head h2{margin:14px 0 8px;font-size:1.45rem;letter-spacing:-.02em}
.login-card-head p{margin:0;color:var(--text-soft);font-size:.9rem;line-height:1.7}
.login-form{display:grid;gap:9px;margin-top:22px}
.login-submit{width:100%;min-height:50px;margin-top:10px;font-size:1rem}
.message{min-height:22px;margin:14px 0 0;color:var(--text-soft);font-size:.85rem;line-height:1.6;overflow-wrap:anywhere}
.message.error{color:var(--danger)}

/* ---------- Footer ---------- */
.site-footer{flex:none;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:6px 10px;padding:18px 16px calc(18px + env(safe-area-inset-bottom));color:var(--text-faint);font-size:.84rem;text-align:center}
.site-footer a{color:inherit;text-decoration:none;overflow-wrap:anywhere}
.site-footer a:hover{color:var(--primary)}
.login-footer{padding-top:10px}

/* ---------- Responsive ---------- */
@media(max-width:1100px){
  .account-layout{grid-template-columns:1fr}
  .security-card{position:static}
}
@media(max-width:960px){
  .app-shell{display:block}
  .sidebar{position:fixed;inset:0 auto 0 0;width:min(320px,85vw);height:100vh;height:100dvh;transform:translateX(-103%);visibility:hidden;box-shadow:var(--shadow-lg);transition:transform .22s ease,visibility .22s ease}
  .app-shell.nav-open .sidebar{transform:none;visibility:visible}
  .scrim{display:block;position:fixed;inset:0;z-index:70;background:rgba(10,10,22,.52)}
  .topbar{position:sticky;top:0;z-index:60;display:flex;align-items:center;gap:8px;min-height:56px;padding:6px 12px;padding-top:calc(6px + env(safe-area-inset-top));background:var(--topbar-bg);border-bottom:1px solid var(--line)}
  .topbar-brand{flex:1;min-width:0}
  .topbar .theme-toggle{flex:none}
  .topbar .theme-label{display:none}
  .workspace{width:100%;padding:18px 16px 36px}
}
@media(max-width:900px){
  .login-shell{display:flex;flex-direction:column;min-height:100vh;min-height:100dvh}
  .login-brand-pane{flex:none;flex-direction:row;align-items:center;padding:10px 14px;padding-top:calc(10px + env(safe-area-inset-top));background:var(--topbar-bg);border-right:0;border-bottom:1px solid var(--line)}
  .login-brand-main,.login-brand-foot{display:none}
  .login-form-pane{flex:1}
  .login-form-center{padding:18px 14px 28px;place-items:start center}
  .login-card{padding:22px;border-radius:var(--r-lg)}
}
@media(max-width:860px){
  .three-columns,.field-row{grid-template-columns:1fr}
}
@media(max-width:720px){
  .portal-table-wrap{border:0;background:transparent;overflow:visible;border-radius:0}
  .portal-table{display:block;min-width:0}
  .portal-table thead{display:none}
  .portal-table tbody{display:grid;gap:12px}
  .portal-table tr{display:block;padding:14px 16px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}
  .portal-table td{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:7px 0;border-bottom:0;font-size:.92rem}
  .portal-table td::before{content:attr(data-label);flex:none;font-size:.78rem;font-weight:700;letter-spacing:.04em;color:var(--text-faint)}
  .portal-table td.member-id{display:block;padding:0 0 8px;font-size:1rem}
  .portal-table td.member-id::before{content:none}
  .portal-table td.actions-cell{display:block;padding-top:10px}
  .portal-table td.actions-cell::before{content:none}
  .row-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}
  .row-actions .button{width:100%;min-height:46px}
  .row-actions .current-admin-label{justify-content:center;min-height:46px}
}
@media(max-width:640px){
  .portal-dialog-backdrop{align-items:flex-end;padding:0}
  .portal-dialog{width:100%;max-height:92vh;max-height:92dvh;padding:20px 20px calc(20px + env(safe-area-inset-bottom));border-bottom:0;border-radius:18px 18px 0 0}
  .portal-dialog .form-actions .button{flex:1 1 100%}
  .identity{align-items:flex-start}
  .avatar.lg{width:56px;height:56px;border-radius:14px;font-size:1.25rem}
}
@media(max-width:560px){
  .panel{padding:18px}
  .create-form{padding:14px}
  .form-actions{flex-direction:column;align-items:stretch}
  .form-actions .button{width:100%}
  .workspace-head h1{font-size:1.4rem}
  .account-chip{width:100%;justify-content:flex-start}
}
@media(max-width:480px){
  .footer-separator{display:none}
  .site-footer{flex-direction:column;gap:4px}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}
}