:root{
  --bg:#f4f7fb;
  --panel:#ffffff;
  --text:#172033;
  --muted:#667085;
  --line:#e6eaf0;
  --nav:#0f172a;
  --nav2:#182237;
  --primary:#2563eb;
  --primary2:#1d4ed8;
  --danger:#dc2626;
  --success:#15803d;
  --warning:#d97706;
  --radius:16px;
  --shadow:0 8px 24px rgba(15,23,42,.08);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.hidden{display:none!important}
.small{font-size:.87rem}.muted{color:var(--muted)}
.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(145deg,#0f172a,#1e3a8a)}
.login-card{width:min(430px,100%);background:#fff;border-radius:24px;padding:28px;box-shadow:0 20px 70px rgba(0,0,0,.28)}
.brand{display:flex;gap:14px;align-items:center;margin-bottom:24px}
.brand-mark{width:52px;height:52px;border-radius:16px;background:#2563eb;color:#fff;display:grid;place-items:center;font-weight:800;font-size:1.15rem}
.brand h1{font-size:1.5rem;margin:0 0 4px}.brand p{margin:0;color:var(--muted);font-size:.92rem}
.stack{display:grid;gap:14px}
label{display:grid;gap:7px;font-weight:650;font-size:.92rem}
input,select,textarea{width:100%;border:1px solid #d7dde6;background:#fff;border-radius:11px;padding:11px 12px;color:var(--text);outline:none}
input:focus,select:focus,textarea:focus{border-color:#7aa2ff;box-shadow:0 0 0 3px rgba(37,99,235,.10)}
textarea{resize:vertical}
.btn{border:1px solid #d7dde6;background:#fff;color:#263244;border-radius:11px;padding:10px 14px;font-weight:700}
.btn:hover{background:#f8fafc}
.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn.primary:hover{background:var(--primary2)}
.btn.danger{color:#fff;background:var(--danger);border-color:var(--danger)}
.btn.ghost{background:transparent}
.btn.small-btn{padding:7px 10px;font-size:.82rem}
.icon-btn{border:0;background:transparent;font-size:1.35rem;color:#fff}
.topbar{height:64px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 20px;position:sticky;top:0;z-index:30}
.top-title{display:flex;flex-direction:column}.top-title span{color:var(--muted);font-size:.78rem;margin-top:2px}
.top-actions{display:flex;gap:10px;align-items:center}.user-badge{font-size:.9rem;color:#475467}
.layout{display:grid;grid-template-columns:260px 1fr;min-height:calc(100vh - 64px)}
.sidebar{background:var(--nav);color:#dbe4f3;padding:18px 12px;position:sticky;top:64px;height:calc(100vh - 64px);overflow:auto}
.nav{display:grid;gap:5px}.nav-item,.topic-nav-item{width:100%;text-align:left;border:0;border-radius:10px;padding:11px 12px;background:transparent;color:#dbe4f3}
.nav-item:hover,.topic-nav-item:hover,.nav-item.active{background:var(--nav2);color:#fff}
.sidebar-section{margin-top:20px}.sidebar-title{text-transform:uppercase;letter-spacing:.08em;font-size:.72rem;color:#8ea0b9;padding:8px 12px}
.topic-nav-item{font-size:.9rem}
.content{padding:24px;max-width:1500px;width:100%;margin:0 auto}
.page-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:20px}
.page-head h2{margin:0 0 5px;font-size:1.65rem}.page-head p{margin:0;color:var(--muted)}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:0 3px 12px rgba(15,23,42,.03);margin-bottom:18px}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.panel-head h3{margin:0}
.stats-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;margin-bottom:18px}
.stat{background:#fff;border:1px solid var(--line);border-radius:15px;padding:17px}.stat .label{color:var(--muted);font-size:.84rem}.stat .value{font-size:1.8rem;font-weight:800;margin-top:6px}
.service-card{background:#fff;border:1px solid var(--line);border-radius:15px;padding:16px;margin-bottom:12px;cursor:pointer;transition:.15s}
.service-card:hover{transform:translateY(-1px);box-shadow:var(--shadow)}
.service-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.service-title{font-weight:800;font-size:1.02rem}.service-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px;color:var(--muted);font-size:.84rem}
.badge{display:inline-flex;align-items:center;border-radius:999px;padding:5px 9px;font-size:.76rem;font-weight:800;border:1px solid transparent}
.status-aberto{background:#eff6ff;color:#1d4ed8}.status-andamento{background:#fff7ed;color:#c2410c}.status-concluido{background:#f0fdf4;color:#15803d}
.priority-urgente{background:#fef2f2;color:#b91c1c}.priority-alta{background:#fff7ed;color:#c2410c}.priority-normal{background:#f8fafc;color:#475569}.priority-baixa{background:#f0fdf4;color:#15803d}
.filters{display:grid;grid-template-columns:minmax(260px,1fr) 180px 180px auto auto;gap:10px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-grid .full{grid-column:1/-1}.form-actions{display:flex;justify-content:flex-end}
.empty{padding:28px;text-align:center;color:var(--muted);background:#fff;border:1px dashed #ccd5e1;border-radius:14px}
.detail-card{margin-top:14px}
.detail-head{display:flex;justify-content:space-between;gap:18px;align-items:flex-start}
.detail-head h2{margin:0 0 8px}.detail-description{white-space:pre-wrap;line-height:1.55}
.detail-grid{display:grid;grid-template-columns:1.4fr .8fr;gap:18px}
.chat{display:grid;gap:10px;max-height:460px;overflow:auto;padding-right:5px}
.comment{background:#f7f9fc;border:1px solid var(--line);padding:11px 12px;border-radius:12px}
.comment-head{display:flex;justify-content:space-between;gap:8px;font-size:.8rem;color:var(--muted);margin-bottom:5px}
.comment-text{white-space:pre-wrap}
.comment-form{display:grid;grid-template-columns:1fr auto;gap:9px;margin-top:12px}
.photo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.photo-card{position:relative}.photo-card img{width:100%;height:150px;object-fit:cover;border-radius:12px;border:1px solid var(--line)}
.photo-card button{position:absolute;right:7px;top:7px}
.tabs{display:flex;gap:8px;margin-bottom:14px}.tab{border:1px solid var(--line);background:#fff;padding:9px 13px;border-radius:10px;font-weight:700}.tab.active{background:#172033;color:#fff;border-color:#172033}
.admin-columns{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse}.table th,.table td{border-bottom:1px solid var(--line);padding:11px;text-align:left;white-space:nowrap}.table th{color:var(--muted);font-size:.78rem;text-transform:uppercase}
.topic-admin{border:1px solid var(--line);border-radius:13px;padding:13px;margin-bottom:10px}.topic-admin-head{display:flex;justify-content:space-between;align-items:center;gap:10px}.subtopic-row{display:flex;justify-content:space-between;gap:10px;padding:8px 8px 0 20px;color:#475467}
.toast{position:fixed;right:18px;bottom:18px;z-index:100;background:#111827;color:#fff;padding:12px 15px;border-radius:11px;box-shadow:var(--shadow);max-width:360px}
.toast.error{background:#991b1b}.toast.success{background:#166534}
.mobile-only{display:none}
@media(max-width:1050px){
  .stats-grid{grid-template-columns:repeat(3,1fr)}
  .filters{grid-template-columns:1fr 1fr}
  .filters input{grid-column:1/-1}
}
@media(max-width:800px){
  .mobile-only{display:block}
  .topbar{background:var(--nav);color:#fff}
  .top-title span,.user-badge{color:#cbd5e1}
  .layout{grid-template-columns:1fr}
  .sidebar{position:fixed;left:-280px;top:64px;width:260px;z-index:50;transition:.2s}
  .sidebar.open{left:0}
  .content{padding:16px}
  .stats-grid{grid-template-columns:1fr 1fr}
  .detail-grid,.admin-columns{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}.form-grid .full{grid-column:auto}
  .page-head{align-items:flex-start;flex-direction:column}
  .top-actions .user-badge{display:none}
}
@media(max-width:560px){
  .stats-grid{grid-template-columns:1fr 1fr}
  .filters{grid-template-columns:1fr}
  .filters input{grid-column:auto}
  .comment-form{grid-template-columns:1fr}
  .photo-grid{grid-template-columns:1fr 1fr}
}