:root{--kht-primary: #00AEEF;--kht-primary-dark: #0D2A6E;--kht-secondary: #0D2A6E;--kht-accent: #9ACD32;--kht-bg: #F5F7FA;--kht-surface: #FFFFFF;--kht-border: #DCE3EC;--kht-text: #14213D;--kht-text-muted: #5B6B85;--kht-danger: #B3261E;--kht-success: #2E8B57;--kht-warning: #B58900;--kht-info: #00AEEF;--radius: 8px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--kht-bg);color:var(--kht-text)}a{color:var(--kht-primary);text-decoration:none}button{font-family:inherit;cursor:pointer}.app-shell{display:flex;min-height:100vh}.sidebar{width:240px;background:var(--kht-secondary);color:#fff;padding:24px 16px;flex-shrink:0}.sidebar .brand{font-size:1.25rem;font-weight:700;margin-bottom:32px;display:flex;align-items:center;gap:8px}.sidebar nav a{display:block;color:#e8e4dc;padding:10px 12px;border-radius:var(--radius);margin-bottom:4px;font-size:.95rem}.sidebar nav a.active,.sidebar nav a:hover{background:#ffffff1f;color:#fff}.main-area{flex:1;display:flex;flex-direction:column;min-width:0}.topbar{height:64px;background:var(--kht-surface);border-bottom:1px solid var(--kht-border);display:flex;align-items:center;justify-content:space-between;padding:0 24px}.content{padding:24px;flex:1;overflow-y:auto}.card{background:var(--kht-surface);border:1px solid var(--kht-border);border-radius:var(--radius);padding:20px;margin-bottom:16px}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius);border:none;font-weight:600;font-size:.9rem}.btn-primary{background:var(--kht-primary);color:#fff}.btn-primary:hover{background:var(--kht-primary-dark)}.btn-secondary{background:var(--kht-bg);color:var(--kht-text);border:1px solid var(--kht-border)}.btn-danger{background:var(--kht-danger);color:#fff}.btn:disabled{opacity:.6;cursor:not-allowed}.form-group{margin-bottom:16px}.form-group label{display:block;margin-bottom:6px;font-weight:600;font-size:.875rem}.form-control{width:100%;padding:10px 12px;border:1px solid var(--kht-border);border-radius:var(--radius);font-size:.95rem;background:#fff}.form-control:focus{outline:2px solid var(--kht-accent);border-color:var(--kht-primary)}.form-error{color:var(--kht-danger);font-size:.8rem;margin-top:4px}.form-hint{color:var(--kht-text-muted);font-size:.8rem;margin-top:4px}.auth-page{display:flex;align-items:center;justify-content:center;min-height:100vh}.auth-card{width:400px}.auth-split{display:flex;min-height:100vh}.auth-split-left{flex:1 1 50%;background:linear-gradient(160deg,var(--kht-secondary) 0%,#143a8f 100%);color:#fff;padding:64px 56px;display:flex;flex-direction:column;justify-content:center}.auth-split-left .auth-logo{height:56px;width:auto;margin-bottom:40px;align-self:flex-start}.public-logo{height:40px;width:auto;display:block}.auth-split-left h1{font-size:2.1rem;line-height:1.25;margin:0 0 16px;max-width:460px}.auth-split-left p{color:#c9d3ea;font-size:1rem;line-height:1.6;max-width:440px;margin:0 0 28px}.auth-feature-list{list-style:none;padding:0;margin:0;max-width:440px}.auth-feature-list li{position:relative;padding-left:26px;margin-bottom:14px;color:#e8ecf7;font-size:.92rem;line-height:1.5}.auth-feature-list li:before{content:"✓";position:absolute;left:0;top:0;color:var(--kht-accent);font-weight:700}.auth-split-right{flex:1 1 50%;display:flex;align-items:center;justify-content:center;padding:40px 24px;background:var(--kht-bg)}.auth-split-right-inner{width:100%;max-width:400px}.auth-split-right-inner .card{width:100%}@media (max-width: 860px){.public-logo{height:32px}.auth-split{flex-direction:column}.auth-split-left{flex:none;padding:40px 24px}.auth-split-left .auth-logo{height:44px;margin-bottom:24px}.auth-split-left h1{font-size:1.5rem}.auth-split-right{flex:none;padding:32px 24px}}.auth-divider{display:flex;align-items:center;gap:12px;margin:18px 0;color:var(--kht-text-muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.04em}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background:var(--kht-border)}.google-btn-wrap{display:flex;justify-content:center;min-height:40px}.badge{display:inline-block;padding:4px 10px;border-radius:999px;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.02em}.badge-pending{background:#fff3cd;color:var(--kht-warning)}.badge-processing{background:#dff6fd;color:var(--kht-info)}.badge-confirmed{background:#e3e9f7;color:var(--kht-secondary)}.badge-completed{background:#e3f2e9;color:var(--kht-success)}.badge-cancelled{background:#fee2e2;color:var(--kht-danger)}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--kht-border);font-size:.9rem}th{color:var(--kht-text-muted);font-weight:600;font-size:.8rem;text-transform:uppercase}tr:hover td{background:#f7f9fc}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--kht-surface);border:1px solid var(--kht-border);border-radius:var(--radius);padding:16px}.stat-card .value{font-size:1.75rem;font-weight:700;color:var(--kht-primary)}.stat-card .label{font-size:.8rem;color:var(--kht-text-muted);text-transform:uppercase}.filters-bar{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:16px}.filters-bar select,.filters-bar input{padding:8px 10px;border-radius:var(--radius);border:1px solid var(--kht-border)}.helpdesk-hero{margin-bottom:24px}.helpdesk-hero h2{margin-bottom:4px;font-size:1.6rem}.helpdesk-hero p{color:var(--kht-text-muted);margin-top:0}.category-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin-bottom:24px}.category-tile{display:flex;flex-direction:column;align-items:flex-start;gap:6px;background:var(--kht-surface);border:2px solid var(--kht-border);border-radius:var(--radius);padding:16px;text-align:left;cursor:pointer;transition:border-color .15s,box-shadow .15s}.category-tile:hover{border-color:var(--kht-accent)}.category-tile.active{border-color:var(--kht-primary);box-shadow:0 0 0 1px var(--kht-primary)}.category-tile .icon{font-size:1.5rem}.category-tile .title{font-weight:700;font-size:.95rem}.category-tile .blurb{font-size:.78rem;color:var(--kht-text-muted)}.empty-state{text-align:center;padding:48px 24px;color:var(--kht-text-muted)}.spinner{width:24px;height:24px;border:3px solid var(--kht-border);border-top-color:var(--kht-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.alert{padding:12px 16px;border-radius:var(--radius);margin-bottom:16px;font-size:.9rem}.alert-error{background:#fee2e2;color:var(--kht-danger)}.alert-success{background:#dcfce7;color:var(--kht-success)}.notification-bell{position:relative;cursor:pointer}.notification-dot{position:absolute;top:-2px;right:-2px;width:8px;height:8px;border-radius:50%;background:var(--kht-danger)}.notification-panel{position:absolute;right:24px;top:60px;width:340px;max-height:400px;overflow-y:auto;background:#fff;border:1px solid var(--kht-border);border-radius:var(--radius);box-shadow:0 8px 24px #0000001f;z-index:50}.notification-item{padding:12px 16px;border-bottom:1px solid var(--kht-border);font-size:.85rem}.notification-item.unread{background:#fff8ed}.grid-2{display:grid;grid-template-columns:2fr 1fr;gap:20px}@media (max-width: 900px){.grid-2{grid-template-columns:1fr}.app-shell{flex-direction:column}.sidebar{width:100%;padding:12px 16px}}