/* MTA Portal Design System v1.7.0 - responsive core */
:root{
  --bg:#f4f6f8;--surface:#fff;--surface-2:#f8fafc;--surface-3:#eef2f6;
  --ink:#182230;--muted:#667085;--soft:#98a2b3;--line:#e4e7ec;--line-strong:#d0d5dd;
  --brand:#b42318;--brand-2:#d92d20;--brand-soft:#fff1f0;--green:#067647;--green-soft:#ecfdf3;
  --blue:#175cd3;--blue-soft:#eff4ff;--amber:#b54708;--amber-soft:#fffaeb;--danger:#b42318;
  --sidebar:#111b24;--sidebar-2:#172631;--sidebar-text:#d9e2e8;--sidebar-muted:#8fa2af;
  --radius:14px;--radius-sm:10px;--radius-lg:20px;--shadow:0 8px 28px rgba(16,24,40,.07);
  --sidebar-w:258px;--topbar-h:62px;--mobile-nav-h:68px;--content-max:1680px;
}
*{box-sizing:border-box}html{min-height:100%;background:var(--bg);-webkit-text-size-adjust:100%}body{margin:0;min-height:100vh;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;font-size:14px;line-height:1.5}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}img{max-width:100%;height:auto}h1,h2,h3,h4,p{margin-top:0}h1{font-size:clamp(26px,2.3vw,38px);line-height:1.14;letter-spacing:-.035em;margin-bottom:8px}h2{font-size:18px;line-height:1.3;margin-bottom:10px}h3{font-size:15px;margin-bottom:8px}small,.muted{color:var(--muted)}code{background:#f2f4f7;border:1px solid var(--line);padding:2px 5px;border-radius:6px;font-size:.9em}.hidden{display:none!important}.num{font-variant-numeric:tabular-nums}.text-danger{color:var(--danger)!important}.text-success{color:var(--green)!important}.full{grid-column:1/-1}.grow{flex:1;min-width:0}.top-gap{margin-top:16px}.center{text-align:center}

/* App shell */
.sidebar{position:fixed;inset:0 auto 0 0;width:var(--sidebar-w);background:linear-gradient(180deg,var(--sidebar) 0%,#0f1921 100%);color:var(--sidebar-text);z-index:80;display:grid;grid-template-rows:auto minmax(0,1fr) auto;border-right:1px solid #ffffff0c;box-shadow:8px 0 30px rgba(8,15,22,.08)}
.sidebar-brand{height:72px;display:flex;align-items:center;gap:8px;padding:12px 12px 10px;border-bottom:1px solid #ffffff0d}.sidebar-brand-link{display:grid;grid-template-columns:42px minmax(0,1fr);gap:10px;align-items:center;min-width:0;flex:1;color:#fff}.sidebar-brand-logo,.sidebar-brand-mark{width:42px;height:42px;border-radius:11px;object-fit:contain;background:#fff;display:grid;place-items:center;padding:5px;color:var(--brand);font-size:14px;box-shadow:0 5px 16px #0003}.sidebar-brand-text{display:grid;min-width:0}.sidebar-brand-text strong{font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-brand-text small{color:var(--sidebar-muted);font-size:10px;letter-spacing:.02em}.sidebar-close{display:none;width:34px;height:34px;border:0;border-radius:9px;background:#ffffff10;color:#fff;font-size:22px;line-height:1}
.sidebar-nav-scroll{overflow:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#ffffff24 transparent}.sidebar-nav{padding:10px 8px 18px;display:grid;gap:3px}.sidebar-nav-label{padding:13px 10px 5px;color:#708795;font-size:9px;font-weight:800;text-transform:uppercase;letter-spacing:.13em}.sidebar-nav a,.sidebar-group summary{min-height:39px;border-radius:9px;padding:8px 10px;display:flex;align-items:center;gap:9px;color:var(--sidebar-text);font-size:12px;font-weight:650;min-width:0;transition:.16s ease}.sidebar-nav a:hover,.sidebar-group summary:hover{background:#ffffff0b;color:#fff}.sidebar-nav a.active{background:linear-gradient(90deg,#b423182b,#ffffff0a);color:#fff;box-shadow:inset 3px 0 0 #e04f42}.nav-icon{width:19px;min-width:19px;height:19px;display:grid;place-items:center;font-size:14px;color:#a9bac5}.active>.nav-icon,.sidebar-nav a.active .nav-icon{color:#fff}.sidebar-group{border:0;margin:0}.sidebar-group summary{list-style:none;cursor:pointer;justify-content:space-between}.sidebar-group summary::-webkit-details-marker{display:none}.sidebar-group-title{display:flex;align-items:center;gap:9px;min-width:0}.sidebar-caret{font-size:13px;color:#8295a2;transition:transform .2s}.sidebar-group[open] .sidebar-caret{transform:rotate(180deg)}.sidebar-group-links{display:grid;gap:2px;padding:2px 0 5px 18px}.sidebar-group-links a{font-size:11.5px;min-height:36px}.nav-with-badge{justify-content:space-between}.nav-title{display:flex;align-items:center;gap:9px;min-width:0}.nav-badge,.compact-alert,.menu-inline-badge{min-width:18px;height:18px;padding:0 5px;border-radius:999px;background:var(--brand-2);color:#fff!important;display:inline-grid;place-items:center;font-size:9px;font-weight:900;font-style:normal}.side-user{border-top:1px solid #ffffff0d;background:#0e171e;padding:9px}.compact-user{display:grid;grid-template-columns:minmax(0,1fr) 34px;gap:6px;align-items:center}.compact-user-main{display:grid;grid-template-columns:34px minmax(0,1fr) auto;gap:8px;align-items:center;min-width:0;padding:6px;border-radius:10px;color:#fff;background:#ffffff08;border:1px solid #ffffff0b}.compact-user-main:hover{background:#ffffff11}.compact-avatar{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--brand),#e04f42);display:grid;place-items:center;color:#fff;font-weight:900;box-shadow:0 3px 12px #0002}.compact-user-text{display:grid;min-width:0}.compact-user-text strong{font-size:11.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.compact-user-text small{font-size:9px;color:#8ea2af;text-transform:uppercase}.compact-logout{width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:#ffffff08;color:#ffc9c5;font-size:16px}.compact-logout:hover{background:#ffffff12}
.sidebar-backdrop{display:none}.app-topbar{display:none}.main{min-height:100vh;margin-left:var(--sidebar-w);padding:24px}.main-inner{width:min(100%,var(--content-max));margin:0 auto;min-width:0}.guest-main{margin-left:0;padding:0}.page-shell{min-width:0}

/* Page header / common containers */
.page-head{display:flex;justify-content:space-between;gap:24px;align-items:flex-start;margin:2px 0 18px;min-width:0}.page-head>div:first-child{min-width:0;max-width:950px}.page-head h1{margin:2px 0 8px}.page-head p{margin:0;color:var(--muted);max-width:860px}.page-head-pro{padding:2px 1px}.eyebrow{display:block;color:var(--brand);font-size:10px;font-weight:900;letter-spacing:.14em;text-transform:uppercase;margin-bottom:5px}.back{display:inline-flex;align-items:center;color:var(--muted);font-size:12px;font-weight:700;margin-bottom:7px}.actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.page-actions{justify-content:flex-end;flex-shrink:0}.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);min-width:0;margin-bottom:16px}.panel-head{display:flex;justify-content:space-between;gap:14px;align-items:flex-start;margin-bottom:14px}.panel-head h2{margin:0 0 3px}.panel-head p{margin:0}.layout-grid,.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))!important}.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))!important}.span-2{grid-column:span 2}.span-3{grid-column:span 3}.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.stat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:15px;min-width:0}.stat span{display:block;color:var(--muted);font-size:11px}.stat b{display:block;font-size:22px;margin-top:4px}.stat.highlight{background:var(--brand-soft);border-color:#f7c8c3}.text-link{font-size:12px;font-weight:800;color:var(--blue);white-space:nowrap}

/* Buttons, form controls */
.btn,.icon-btn{appearance:none;border:1px solid var(--line-strong);background:#fff;color:#344054;border-radius:9px;min-height:38px;padding:8px 13px;display:inline-flex;align-items:center;justify-content:center;gap:6px;font-weight:750;font-size:12px;line-height:1.2;box-shadow:0 1px 2px #1018280a;transition:.15s ease}.btn:hover,.icon-btn:hover{background:#f8fafc;border-color:#b9c0ca}.btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));border-color:var(--brand);color:#fff;box-shadow:0 6px 16px #b4231825}.btn.primary:hover{filter:brightness(.98)}.btn.small{min-height:31px;padding:5px 9px;font-size:11px}.btn.ghost{background:transparent;border-color:transparent;color:var(--muted);box-shadow:none}.icon-btn{width:36px;padding:0;font-size:17px}.icon-btn.danger,.danger-link{color:var(--danger)!important}.success-btn{color:var(--green);border-color:#a6e2c2;background:var(--green-soft)}
label{display:grid;gap:6px;color:#475467;font-size:11px;font-weight:750;min-width:0}input,select,textarea{width:100%;min-width:0;border:1px solid var(--line-strong);background:#fff;color:var(--ink);border-radius:9px;padding:9px 10px;outline:none;transition:border .15s,box-shadow .15s;font-size:13px}input,select{min-height:40px}textarea{resize:vertical;min-height:80px}input:focus,select:focus,textarea:focus{border-color:#d16b62;box-shadow:0 0 0 3px #d92d2012}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.form-grid>div,.form-grid>label{min-width:0}.form-panel .section-title{margin:6px 0 14px;padding-top:8px}.section-title{display:flex;justify-content:space-between;align-items:center;gap:12px;border-bottom:1px solid var(--line);padding-bottom:10px}.section-title>div{display:flex;align-items:center;gap:10px}.section-title h2{font-size:15px;margin:0}.section-title p{font-size:11px;color:var(--muted);margin:2px 0 0}.section-icon{width:28px;height:28px;display:grid;place-items:center;border-radius:8px;background:var(--brand-soft);color:var(--brand);font-size:11px;font-weight:900}.sticky-save{position:sticky;bottom:10px;margin-top:18px;padding:10px;border-radius:12px;background:#ffffffec;border:1px solid var(--line);box-shadow:0 10px 30px #10182817;display:flex;justify-content:flex-end;gap:8px;z-index:5}.filter-bar,.toolbar,.filter-toolbar,.searchbar{display:flex;align-items:flex-end;gap:10px;flex-wrap:wrap;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px;margin-bottom:15px;box-shadow:0 3px 12px #10182808}.filter-toolbar label{min-width:130px}.filter-toolbar .grow{flex:1;min-width:240px}

/* Tables */
.table-wrap{width:100%;overflow:auto;border:1px solid var(--line);border-radius:11px;background:#fff;overscroll-behavior-inline:contain}.table-wrap table{width:100%;border-collapse:separate;border-spacing:0;min-width:760px}table th,table td{padding:10px 11px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}table th{position:sticky;top:0;z-index:1;background:#f8fafc;color:#475467;font-size:10px;font-weight:850;letter-spacing:.025em;text-transform:uppercase;white-space:nowrap}table td{font-size:12px}table tr:last-child td{border-bottom:0}table tbody tr:hover td{background:#fcfcfd}.row-actions{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.badge{display:inline-flex;align-items:center;min-height:24px;padding:3px 8px;border-radius:999px;background:#f2f4f7;color:#475467;font-size:10px;font-weight:800;white-space:nowrap}.empty,.empty-state{text-align:center;color:var(--muted);padding:24px}.empty-state{display:grid;place-items:center;gap:4px}.empty-state b{color:#344054}.empty-state.compact{padding:14px}.empty-state span{font-size:11px}

/* Alerts / modal / toast */
.alert{padding:12px 14px;border:1px solid var(--line);border-radius:11px;background:#fff;margin-bottom:14px;font-size:12px}.alert.success{background:var(--green-soft);border-color:#abefc6;color:#05603a}.alert.warning,.warning{background:var(--amber-soft);border-color:#fedf89;color:#7a2e0e}.alert.info,.info{background:var(--blue-soft);border-color:#c7d7fe;color:#1849a9}.alert.danger,.danger-zone{background:#fff3f2;border-color:#fecdca;color:#912018}.modal-backdrop{position:fixed;inset:0;background:#10182870;display:grid;place-items:center;z-index:160;padding:18px;backdrop-filter:blur(2px)}.modal-card{width:min(680px,100%);max-height:min(88vh,900px);overflow:auto;background:#fff;border-radius:16px;border:1px solid var(--line);box-shadow:0 26px 80px #10182835;padding:18px}.modal-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;margin-bottom:14px}.modal-head h2{margin:0}.toast-stack{position:fixed;right:18px;top:18px;z-index:220;display:grid;gap:8px;width:min(380px,calc(100vw - 36px))}.sound-gate{position:fixed;inset:0;background:#10182855;display:grid;place-items:center;z-index:250;padding:18px}.sound-gate-card{display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;width:min(650px,100%);background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:0 30px 90px #10182840}.sound-gate-icon{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;background:var(--brand-soft);font-size:22px}.sound-gate-card p{margin:4px 0 0;color:var(--muted);font-size:12px}

/* Login */
.auth-shell{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 20% 20%,#fff4f2 0,transparent 32%),linear-gradient(135deg,#f6f7f9,#eef1f4)}.auth-card{width:min(430px,100%);background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:0 24px 70px #10182818}.brand-mark{width:54px;height:54px;border-radius:15px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;display:grid;place-items:center;font-weight:900;margin-bottom:18px}.auth-card form{display:grid;gap:13px}.auth-card .btn{width:100%;margin-top:4px}

/* Generic info / policy / profile */
.info-list,.metric-list{display:grid}.info-list>div,.metric-list>div{display:flex;justify-content:space-between;gap:18px;padding:10px 0;border-bottom:1px dashed var(--line)}.info-list>div:last-child,.metric-list>div:last-child{border-bottom:0}.info-list span,.metric-list span{color:var(--muted);font-size:11px}.info-list b,.metric-list b{text-align:right;font-size:12px}.info-grid,.snapshot-grid,.permission-grid,.cleanup-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.profile-grid,.branding-settings-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,.7fr);gap:16px}.policy-note,.field-help{color:var(--muted);font-size:11px}.tier-table{min-width:850px}.inline-form,.mini-form{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.stack{display:grid;gap:12px}.checks{display:flex;flex-wrap:wrap;gap:8px}.check,.radio-line,.switch-line{display:flex;align-items:center;gap:7px}.check input,.radio-line input,.switch-line input{width:auto;min-height:auto}.editor-table{width:100%}.total-row{font-weight:900;background:#fafafa}.danger-zone{padding:14px;border-radius:12px}.danger-history{border-color:#fecdca}.breadcrumb{display:flex;gap:5px;align-items:center;flex-wrap:wrap;color:var(--muted);font-size:11px}.copy-line{display:flex;gap:8px}.copy-line input{flex:1}.share-wrap{max-width:1050px;margin:0 auto}.comment{padding:12px;border:1px solid var(--line);border-radius:10px;background:#fafafa}.comment-form{display:grid;gap:9px}.money-input{font-variant-numeric:tabular-nums}.viewer-status{font-size:11px;color:var(--muted)}

/* Mobile footer & sheet */
.mobile-footer,.mobile-more-backdrop,.mobile-more-sheet{display:none}.mobile-user-head{display:flex;gap:9px;align-items:center}.mobile-user-head>div{display:grid}.mobile-more-title{padding:12px 6px 5px;color:var(--muted);font-size:9px;font-weight:900;text-transform:uppercase;letter-spacing:.1em}

/* Responsive */
@media(max-width:1260px){
  :root{--sidebar-w:236px}.main{padding:20px}.stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.cols-4{grid-template-columns:repeat(2,minmax(0,1fr))!important}
}
@media(max-width:1050px){
  .sidebar{transform:translateX(-102%);transition:transform .2s ease;width:min(300px,88vw);z-index:130}.sidebar.is-open{transform:translateX(0)}.sidebar-close{display:grid;place-items:center}.sidebar-backdrop{position:fixed;inset:0;background:#10182872;z-index:120}.sidebar-backdrop.is-open{display:block}.app-topbar{position:sticky;top:0;z-index:70;height:var(--topbar-h);display:grid;grid-template-columns:42px minmax(0,1fr) auto;gap:8px;align-items:center;padding:8px 14px;background:#ffffffef;border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}.topbar-menu{width:38px;height:38px;border:1px solid var(--line);border-radius:9px;background:#fff;color:#344054;font-size:18px}.topbar-brand{display:flex;align-items:center;gap:8px;min-width:0;color:var(--ink);font-weight:850}.topbar-brand img,.topbar-brand b{width:34px;height:34px;object-fit:contain;border-radius:8px;background:#fff;display:grid;place-items:center;color:var(--brand)}.topbar-brand span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:12px}.topbar-actions{display:flex;gap:4px}.topbar-icon{position:relative;width:38px;height:38px;display:grid;place-items:center;border-radius:9px;color:var(--ink);font-size:17px}.topbar-icon .nav-badge{position:absolute;right:1px;top:0}.main{margin-left:0;padding:18px}.page-head{margin-top:0}.profile-grid,.branding-settings-grid{grid-template-columns:1fr}
}
@media(max-width:820px){
  body.app-auth{padding-bottom:calc(var(--mobile-nav-h) + env(safe-area-inset-bottom))}.main{padding:14px 12px 18px}.main-inner{width:100%}.page-head{display:grid;gap:13px;margin-bottom:14px}.page-head h1{font-size:27px}.page-head p{font-size:12px}.page-actions{justify-content:flex-start;width:100%}.page-actions .btn{flex:1;min-width:max-content}.panel{padding:14px;border-radius:12px;margin-bottom:12px}.layout-grid,.grid-2,.form-grid,.cols-3,.cols-4,.info-grid,.snapshot-grid,.permission-grid,.cleanup-grid{grid-template-columns:1fr!important}.span-2,.span-3{grid-column:auto}.stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.filter-bar,.toolbar,.filter-toolbar{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:end;padding:10px}.filter-toolbar .grow{grid-column:1/-1;min-width:0}.filter-toolbar label{min-width:0}.sticky-save{bottom:calc(var(--mobile-nav-h) + 8px)}.sound-gate-card{grid-template-columns:auto 1fr}.sound-gate-card .btn{grid-column:1/-1;width:100%}
  .mobile-footer{position:fixed;left:0;right:0;bottom:0;z-index:100;height:calc(var(--mobile-nav-h) + env(safe-area-inset-bottom));padding:6px 6px calc(6px + env(safe-area-inset-bottom));display:grid;grid-template-columns:repeat(5,1fr);background:#fffffff2;border-top:1px solid var(--line);box-shadow:0 -8px 28px #1018280c;backdrop-filter:blur(12px)}.mobile-footer-item{appearance:none;border:0;background:transparent;color:#667085;display:grid;place-items:center;align-content:center;gap:2px;border-radius:10px;min-width:0;padding:3px}.mobile-footer-item.active{background:var(--brand-soft);color:var(--brand)}.mobile-footer-icon{position:relative;font-size:18px;height:24px;display:grid;place-items:center}.mobile-footer-item small{font-size:9px;font-weight:800;white-space:nowrap}.mobile-more-backdrop{position:fixed;inset:0;background:#10182875;z-index:180}.mobile-more-backdrop:not(.hidden){display:block}.mobile-more-sheet{position:fixed;left:8px;right:8px;bottom:calc(var(--mobile-nav-h) + 8px + env(safe-area-inset-bottom));z-index:190;max-height:76vh;overflow:auto;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 26px 70px #10182830;padding:12px}.mobile-more-sheet:not(.hidden){display:block}.mobile-more-head{display:flex;justify-content:space-between;align-items:center;padding:4px 4px 10px;border-bottom:1px solid var(--line)}.mobile-more-links{display:grid;padding:6px 0}.mobile-more-links a{display:flex;align-items:center;justify-content:space-between;min-height:43px;padding:8px 9px;border-radius:9px;color:#344054;font-size:12px;font-weight:700}.mobile-more-links a:hover{background:#f8fafc}.mobile-sheet-open{overflow:hidden}
  .responsive-table{min-width:0!important}.responsive-table thead{display:none}.responsive-table,.responsive-table tbody,.responsive-table tr,.responsive-table td{display:block;width:100%}.responsive-table tr{padding:8px 11px;border-bottom:1px solid var(--line)}.responsive-table td{border:0;padding:5px 0;display:grid;grid-template-columns:110px minmax(0,1fr);gap:10px;text-align:right}.responsive-table td::before{content:attr(data-label);font-size:10px;color:var(--muted);text-align:left;font-weight:800;text-transform:uppercase}.responsive-table td.num{text-align:right}
}
@media(max-width:560px){
  .app-topbar{padding-inline:10px}.main{padding:11px 9px 14px}.page-head h1{font-size:24px}.actions{width:100%}.page-actions .btn{font-size:11px;padding-inline:9px}.panel{padding:12px}.stat-grid{grid-template-columns:1fr 1fr;gap:8px}.stat{padding:11px}.stat b{font-size:18px}.filter-bar,.toolbar,.filter-toolbar{grid-template-columns:1fr}.filter-toolbar .grow{grid-column:auto}.btn{min-height:36px}.form-grid{gap:11px}.modal-backdrop{padding:8px}.modal-card{padding:14px;border-radius:14px}.info-list>div,.metric-list>div{display:grid;gap:4px}.info-list b,.metric-list b{text-align:left}.table-wrap{border-radius:9px}.table-wrap table:not(.responsive-table){min-width:760px}.copy-line{display:grid}.sound-gate-card{padding:14px}.topbar-brand span{max-width:150px}
}