/* ============================================================
   OCTO Dashboard — identidade visual
   Mirage #161928 · Blaze Orange #FF6600 · Deep Sea Green #095859 · Wild Sand #F4F4F4
   ============================================================ */

:root{
  --mirage: #161928;
  --mirage-2: #1f2338;
  --mirage-3: #2a2f4a;
  --orange: #FF6600;
  --orange-dim: #cc5200;
  --seagreen: #095859;
  --seagreen-light: #0d7c7d;
  --sand: #F4F4F4;
  --ink: #10121c;
  --muted: #8b90ab;
  --danger: #e5484d;
  --radius: 10px;
  --shadow: 0 8px 24px rgba(15,17,30,.28);
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:'Montserrat', -apple-system, sans-serif;
  background:var(--sand);
  color:var(--mirage);
  font-size:15px;
  line-height:1.5;
}
h1,h2,h3,h4,.brand{
  font-family:'Poppins', sans-serif;
  font-weight:700;
  letter-spacing:-.01em;
}
a{color:var(--seagreen);text-decoration:none;}
a:hover{color:var(--orange);}

/* ---------- layout ---------- */
.app{display:flex;min-height:100vh;}

.sidebar{
  width:236px;
  flex-shrink:0;
  background:var(--mirage);
  color:var(--sand);
  display:flex;
  flex-direction:column;
  position:sticky;
  top:0;
  height:100vh;
}
.sidebar .brand{
  display:flex;
  align-items:center;
  padding:16px 20px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.sidebar .brand img{
  height:48px;
  max-width:160px;
  width:auto;
  display:block;
}
.nav{flex:1;padding:14px 10px;overflow-y:auto;}
.nav a{
  display:flex;align-items:center;gap:10px;
  color:#c7cade;
  padding:10px 12px;
  border-radius:8px;
  font-size:13.5px;
  font-weight:600;
  margin-bottom:2px;
  transition:background .15s, color .15s;
}
.nav a:hover{background:rgba(255,255,255,.06);color:#fff;}
.nav a.active{background:var(--orange);color:#fff;}
.nav .section-label{
  font-size:10.5px;text-transform:uppercase;letter-spacing:.08em;
  color:var(--muted);padding:16px 12px 6px;font-weight:700;
}
.sidebar-footer{
  padding:14px 18px;border-top:1px solid rgba(255,255,255,.08);
  font-size:12.5px;color:var(--muted);
}
.sidebar-footer a{color:#c7cade;}
.sidebar-footer a:hover{color:var(--orange);}

.main{flex:1;min-width:0;}
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 28px;background:#fff;border-bottom:1px solid #e7e7ea;
  position:sticky;top:0;z-index:5;
}
.topbar h1{font-size:19px;margin:0;color:var(--mirage);}
.topbar .user{font-size:13px;color:var(--muted);}
.content{padding:26px 28px 60px;max-width:1280px;}

/* ---------- cards / grid ---------- */
.grid{display:grid;gap:16px;}
.grid.cols-4{grid-template-columns:repeat(4,1fr);}
.grid.cols-3{grid-template-columns:repeat(3,1fr);}
.grid.cols-2{grid-template-columns:repeat(2,1fr);}
@media(max-width:1000px){.grid.cols-4{grid-template-columns:repeat(2,1fr);} .grid.cols-3{grid-template-columns:repeat(2,1fr);}}
@media(max-width:640px){.grid.cols-4,.grid.cols-3,.grid.cols-2{grid-template-columns:1fr;}}

.card{
  background:#fff;border:1px solid #eceaea;border-radius:var(--radius);
  padding:18px 20px;
}
.kpi{
  background:var(--mirage);color:#fff;border-radius:var(--radius);
  padding:18px 20px;position:relative;overflow:hidden;
}
.kpi::after{
  content:"";position:absolute;right:-30px;top:-30px;width:100px;height:100px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,102,0,.35),transparent 70%);
}
.kpi .label{font-size:11.5px;text-transform:uppercase;letter-spacing:.07em;color:#9aa0c0;font-weight:700;}
.kpi .value{font-family:'Poppins',sans-serif;font-size:24px;font-weight:700;margin-top:6px;}
.kpi.accent{background:linear-gradient(135deg,var(--seagreen),#073f40);}
.kpi.warn .value{color:#ffd8b0;}

/* ---------- tables ---------- */
.table-wrap{background:#fff;border:1px solid #eceaea;border-radius:var(--radius);overflow:hidden;}
table{width:100%;border-collapse:collapse;font-size:13.5px;}
thead th{
  text-align:left;background:var(--sand);color:var(--mirage);
  font-size:11px;text-transform:uppercase;letter-spacing:.06em;
  padding:11px 14px;border-bottom:1px solid #eceaea;white-space:nowrap;
}
tbody td{padding:11px 14px;border-bottom:1px solid #f1f1f3;vertical-align:middle;}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover{background:#fbfaf9;}
td.num, th.num{text-align:right;font-variant-numeric:tabular-nums;}
.tag{
  display:inline-block;padding:3px 9px;border-radius:100px;font-size:11px;font-weight:700;
  background:#eef4f0;color:var(--seagreen);
}
.tag.low{background:#fde9e4;color:#b3401d;}
.tag.orange{background:#fff1e6;color:var(--orange-dim);}

/* ---------- forms ---------- */
.form-row{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:14px;}
.field{flex:1;min-width:170px;display:flex;flex-direction:column;gap:6px;}
.field.full{flex-basis:100%;}
label{font-size:12px;font-weight:700;color:var(--mirage);}
input[type=text],input[type=number],input[type=date],input[type=email],
input[type=password],select,textarea{
  border:1px solid #dcdce0;border-radius:8px;padding:9px 11px;font-size:13.5px;
  font-family:inherit;background:#fff;color:var(--mirage);
}
input:focus,select:focus,textarea:focus{outline:2px solid var(--orange);outline-offset:1px;border-color:var(--orange);}
textarea{resize:vertical;min-height:70px;}

.btn{
  display:inline-flex;align-items:center;gap:6px;
  border:none;border-radius:8px;padding:10px 18px;font-size:13.5px;font-weight:700;
  cursor:pointer;font-family:inherit;
}
.btn-primary{background:var(--orange);color:#fff;}
.btn-primary:hover{background:var(--orange-dim);}
.btn-secondary{background:var(--sand);color:var(--mirage);}
.btn-secondary:hover{background:#e9e9e9;}
.btn-outline{background:transparent;border:1px solid #dcdce0;color:var(--mirage);}
.btn-danger{background:#fde9e4;color:#b3401d;}
.btn-danger:hover{background:#f8d3c8;}
.btn-sm{padding:6px 11px;font-size:12px;}
.icon-btn{background:none;border:none;cursor:pointer;color:var(--muted);padding:4px;}
.icon-btn:hover{color:var(--orange);}

.actions-cell{display:flex;gap:6px;white-space:nowrap;}

/* ---------- misc ---------- */
.page-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:18px;flex-wrap:wrap;gap:12px;}
.page-head h2{margin:0 0 4px;font-size:21px;}
.page-head p{margin:0;color:var(--muted);font-size:13px;}
.section-title{font-size:12.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:700;margin:26px 0 10px;}
.section-title:first-child{margin-top:0;}

.alert{padding:11px 16px;border-radius:8px;margin-bottom:18px;font-size:13.5px;font-weight:600;}
.alert-success{background:#eaf6ee;color:#1b7a3d;}
.alert-danger{background:#fde9e4;color:#b3401d;}

.empty{padding:34px 18px;text-align:center;color:var(--muted);font-size:13.5px;}

.modal-bg{
  display:none;position:fixed;inset:0;background:rgba(15,17,30,.55);
  align-items:center;justify-content:center;z-index:50;padding:20px;
}
.modal-bg.open{display:flex;}
.modal{
  background:#fff;border-radius:var(--radius);padding:24px;max-width:600px;width:100%;
  max-height:88vh;overflow-y:auto;box-shadow:var(--shadow);
}
.modal h3{margin-top:0;}
.modal-close{float:right;background:none;border:none;font-size:20px;cursor:pointer;color:var(--muted);}

.progress-bar{height:6px;border-radius:100px;background:#eee;overflow:hidden;}
.progress-bar > div{height:100%;background:var(--seagreen);}
.progress-bar.low > div{background:var(--danger);}

/* login page */
.login-wrap{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:var(--mirage);
  background-image:radial-gradient(circle at 15% 20%, rgba(255,102,0,.16), transparent 45%),
                    radial-gradient(circle at 85% 80%, rgba(9,88,89,.4), transparent 45%);
}
.login-box{width:100%;max-width:360px;display:flex;flex-direction:column;align-items:center;}
.login-logo{height:110px;max-width:260px;width:auto;margin-bottom:22px;filter:drop-shadow(0 8px 20px rgba(0,0,0,.35));}
.login-card{
  background:#fff;border-radius:14px;padding:34px 34px;width:100%;
  box-shadow:var(--shadow);
}
.login-card p.sub{text-align:center;color:var(--muted);font-size:13px;margin:0 0 24px;}
.login-card .btn-primary{width:100%;justify-content:center;margin-top:6px;}

.mono{font-variant-numeric:tabular-nums;}
.text-muted{color:var(--muted);}
.pos{color:#1b7a3d;font-weight:700;}
.neg{color:#b3401d;font-weight:700;}

.mobile-toggle{display:none;background:none;border:none;font-size:22px;color:var(--mirage);cursor:pointer;}
@media(max-width:880px){
  .sidebar{position:fixed;left:-236px;top:0;bottom:0;z-index:40;transition:left .2s;}
  .sidebar.open{left:0;}
  .mobile-toggle{display:block;}
  .content{padding:18px 16px 50px;}
  .topbar{padding:14px 16px;}
}