:root{--sidebar-w:220px;--header-h:56px;--slate-900:#0f172a;--slate-800:#1e293b;--slate-700:#334155;--slate-600:#475569;--slate-500:#64748b;--slate-400:#94a3b8;--slate-300:#cbd5e1;--slate-200:#e2e8f0;--slate-100:#f1f5f9;--slate-50:#f8fafc;--blue-700:#1d4ed8;--blue-600:#2563eb;--blue-500:#3b82f6;--blue-100:#dbeafe;--emerald-600:#059669;--emerald-500:#10b981;--emerald-100:#d1fae5;--amber-700:#b45309;--amber-500:#f59e0b;--amber-100:#fef3c7;--red-700:#b91c1c;--red-500:#ef4444;--red-100:#fee2e2;--surface:#fff;--radius:8px;--shadow:0 1px 3px #00000014;--shadow-lg:0 4px 12px #0000001a}*{box-sizing:border-box}html,body{min-height:100%;margin:0}body{background:var(--slate-50);color:var(--slate-900);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:.9375rem;line-height:1.5}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}.app-shell{min-height:100vh;display:flex}.sidebar{background:var(--slate-800);color:#c8d6e0;width:var(--sidebar-w);flex-direction:column;flex-shrink:0;display:flex;overflow-y:auto}.sidebar-brand{border-bottom:1px solid #ffffff14;align-items:center;gap:.6rem;padding:1.25rem 1rem;display:flex}.sidebar-brand .name{color:#e8e8e8;font-size:.95rem;font-weight:700}.sidebar-brand .sub{color:var(--slate-400);font-size:.7rem}.sidebar-nav{flex-direction:column;flex:1;padding:.75rem 0;display:flex}.nav-item{color:#94a3b8;border-radius:6px;align-items:center;gap:.75rem;margin:2px .5rem;padding:.65rem 1rem;transition:all .15s;display:flex}.nav-item:hover{color:#cbd5e1;background:#ffffff0f}.nav-item.active{background:var(--blue-600);color:#fff;font-weight:600}.nav-item .badge{background:var(--amber-500);color:var(--slate-900);border-radius:999px;margin-left:auto;padding:.1rem .45rem;font-size:.7rem;font-weight:700}.sidebar-user{border-top:1px solid #ffffff14;align-items:center;gap:.6rem;padding:1rem;display:flex}.sidebar-user .avatar{background:var(--blue-600);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;font-size:.8rem;font-weight:700;display:flex}.sidebar-user .uname{color:#e8e8e8;font-weight:600}.sidebar-user .urole{color:var(--slate-400);font-size:.7rem}.main-column{flex-direction:column;flex:1;min-width:0;display:flex}.topbar{background:var(--surface);border-bottom:1px solid var(--slate-200);height:var(--header-h);flex-shrink:0;align-items:center;gap:1rem;padding:0 1.5rem;display:flex}.topbar h1,.topbar h2{margin:0;font-size:1.1rem;font-weight:700}.topbar .spacer{flex:1}.content{flex:1;padding:1.5rem;overflow-y:auto}.card{background:var(--surface);border:1px solid var(--slate-200);border-radius:var(--radius);box-shadow:var(--shadow)}.btn{border:1px solid #0000;border-radius:6px;justify-content:center;align-items:center;gap:.35rem;padding:.5rem .85rem;font-size:.8rem;font-weight:600;transition:all .15s;display:inline-flex}.btn-primary{background:var(--blue-600);border-color:var(--blue-600);color:#fff}.btn-primary:hover{background:var(--blue-700)}.btn-outline{border-color:var(--slate-200);color:var(--slate-600);background:0 0}.btn-outline:hover{background:var(--slate-50);border-color:var(--slate-300)}.btn-ghost{color:var(--slate-500);background:0 0;border:none;padding:.4rem}.btn-ghost:hover{color:var(--slate-700)}.btn-danger{background:var(--red-500);border-color:var(--red-500);color:#fff}.text-input,.search-box{background:var(--surface);border:1px solid var(--slate-200);color:var(--slate-900);border-radius:6px;outline:none;padding:.55rem .75rem;transition:border-color .15s}.text-input:focus,.search-box:focus{border-color:var(--blue-600)}.muted{color:var(--slate-500)}.empty-state{color:var(--slate-500);text-align:center;padding:2rem}.data-table{border-collapse:collapse;width:100%}.data-table th,.data-table td{border-bottom:1px solid var(--slate-100);text-align:left;padding:.7rem 1rem}.data-table th{background:var(--slate-50);color:var(--slate-500);letter-spacing:.05em;text-transform:uppercase;font-size:.75rem;font-weight:600}.data-table.clickable tbody tr{cursor:pointer;transition:background .1s}.data-table.clickable tbody tr:hover{background:var(--slate-50)}.status-dot{align-items:center;gap:.35rem;font-size:.8rem;font-weight:500;display:inline-flex}.status-dot:before{content:"";border-radius:999px;width:8px;height:8px}.status-active:before{background:var(--emerald-500)}.status-provisioning:before{background:var(--amber-500)}.status-failed:before,.status-suspended:before{background:var(--red-500)}.mail-layout{flex:1;min-height:0;display:flex}.thread-list{border-right:1px solid var(--slate-200);flex-shrink:0;width:380px;overflow-y:auto}.thread-item{border-bottom:1px solid var(--slate-100);cursor:pointer;flex-direction:column;gap:.2rem;padding:.75rem 1rem;transition:background .1s;display:flex}.thread-item:hover{background:var(--slate-50)}.thread-item.active{background:var(--blue-100)}.thread-item.unread{font-weight:600}.thread-item .thread-from{font-size:.85rem}.thread-item .thread-subject{color:var(--slate-700);font-size:.85rem}.thread-item .thread-snippet{color:var(--slate-400);white-space:nowrap;text-overflow:ellipsis;font-size:.8rem;overflow:hidden}.thread-item .thread-meta{justify-content:space-between;align-items:center;gap:.5rem;display:flex}.thread-item .thread-date{color:var(--slate-400);font-size:.75rem}.thread-item .thread-star{color:var(--amber-500)}.thread-view{flex:1;padding:1.5rem;overflow-y:auto}.thread-view-header{border-bottom:1px solid var(--slate-200);margin-bottom:1rem;padding-bottom:1rem}.thread-view-header h2{margin:0 0 .25rem;font-size:1.25rem}.message-card{background:var(--surface);border:1px solid var(--slate-200);border-radius:var(--radius);margin-bottom:1rem;padding:1rem 1.25rem}.message-header{align-items:center;gap:.75rem;margin-bottom:.75rem;display:flex}.message-avatar{background:var(--slate-200);color:var(--slate-600);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:.75rem;font-weight:700;display:flex}.message-sender{font-weight:600}.message-date{color:var(--slate-400);font-size:.8rem}.message-body{font-size:.9rem;line-height:1.6}.message-body p{margin:0 0 .5em}.message-attachments{border-top:1px solid var(--slate-100);flex-wrap:wrap;gap:.5rem;margin-top:.75rem;padding-top:.75rem;display:flex}.attachment-chip{background:var(--slate-50);border:1px solid var(--slate-200);color:var(--slate-600);border-radius:6px;align-items:center;gap:.35rem;padding:.35rem .6rem;font-size:.8rem;display:inline-flex}.login-page{justify-content:center;align-items:center;min-height:100vh;padding:2rem;display:flex}.login-card{background:var(--surface);border:1px solid var(--slate-200);box-shadow:var(--shadow-lg);border-radius:12px;width:100%;max-width:400px;padding:2.5rem}.login-card h1{margin:0 0 .25rem;font-size:1.5rem}.login-card p{color:var(--slate-500);margin:0 0 1.5rem}.login-card label{color:var(--slate-600);margin-bottom:.35rem;font-size:.8rem;font-weight:600;display:block}.login-card input{width:100%;margin-bottom:1rem;display:block}.login-card .btn{width:100%}.login-card .error-msg{color:var(--red-500);margin-bottom:1rem;font-size:.85rem}.login-card .success-msg{color:var(--emerald-600);margin-bottom:1rem;font-size:.85rem}.modal-backdrop{z-index:200;background:#0006;justify-content:center;align-items:center;padding:1.5rem;display:flex;position:fixed;inset:0}.modal-card{background:var(--surface);border-radius:12px;width:100%;max-width:640px;max-height:80vh;overflow-y:auto;box-shadow:0 20px 60px #0003}.modal-head{border-bottom:1px solid var(--slate-200);justify-content:space-between;align-items:center;padding:1rem 1.25rem;display:flex}.modal-body{padding:1.25rem}.field-stack{flex-direction:column;gap:.75rem;display:flex}.field-stack label{color:var(--slate-600);flex-direction:column;gap:.35rem;font-size:.8rem;font-weight:600;display:flex}@media (width<=768px){.sidebar{display:none}.thread-list{width:100%}.thread-view,.mail-layout.has-thread .thread-list{display:none}.mail-layout.has-thread .thread-view{display:block}}