/* ============================================================
   GestDevis — maquette ERP devis & factures
   ============================================================ */
:root{
  --bg:#0a0e17;
  --sidebar:#0b0f1a;
  --card:#121826;
  --card-2:#161d2e;
  --field:#0e1420;
  --border:#1d2436;
  --border-soft:rgba(255,255,255,.055);
  --text:#e9edf5;
  --text-2:#c3ccdc;
  --text-dim:#8b95aa;
  --text-mute:#626c81;
  --blue:#3b82f6;
  --blue-2:#2563eb;
  --blue-br:#60a5fa;
  --green:#22c55e;
  --green-br:#4ade80;
  --cyan:#22d3ee;
  --cyan-br:#38d8ee;
  --red:#ef4444;
  --red-br:#f87171;
  --amber:#f59e0b;
  --amber-br:#fbbf24;
  --radius:14px;
  --sidebar-w:248px;
  --shadow:0 18px 44px -22px rgba(0,0,0,.8);
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  line-height:1.45;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
svg{display:block}
::selection{background:rgba(59,130,246,.32)}

/* scrollbar */
*::-webkit-scrollbar{width:10px;height:10px}
*::-webkit-scrollbar-thumb{background:#222c41;border-radius:8px;border:2px solid var(--bg)}
*::-webkit-scrollbar-track{background:transparent}

/* ============ Layout ============ */
.app{min-height:100%}

.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--sidebar);
  border-right:1px solid var(--border);
  display:flex;flex-direction:column;
  z-index:60;
  transition:transform .26s ease;
}
.main{
  margin-left:var(--sidebar-w);
  min-height:100vh;
  display:flex;flex-direction:column;
}
.view{padding:30px 34px;flex:1}

/* ============ Brand ============ */
.brand{
  display:flex;flex-direction:column;align-items:center;gap:9px;
  padding:24px 16px 20px;
}
.brand-logo{
  width:50px;height:50px;border-radius:13px;
  background:linear-gradient(145deg,#3b82f6,#2563eb);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 20px -8px rgba(37,99,235,.85);
}
.brand-name{font-weight:700;font-size:15px;letter-spacing:.2px}

/* ============ Nav ============ */
.nav{padding:6px 14px;flex:1;overflow-y:auto}
.nav-section{
  font-size:10.5px;font-weight:700;letter-spacing:1.5px;
  text-transform:uppercase;color:var(--text-mute);
  padding:18px 10px 9px;
}
.nav-item{
  display:flex;align-items:center;gap:12px;
  padding:10px 11px;border-radius:9px;
  color:var(--text-dim);font-size:14px;font-weight:500;
  margin-bottom:2px;transition:background .14s,color .14s;
}
.nav-item .ico{width:19px;height:19px;flex-shrink:0;
  fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.nav-item:hover{background:rgba(255,255,255,.035);color:var(--text-2)}
.nav-item.active{background:#1a2542;color:#fff}
.nav-item.active .ico{stroke:var(--blue-br)}

/* ============ Mobile bar ============ */
.mobilebar{
  display:none;align-items:center;gap:14px;
  padding:12px 16px;border-bottom:1px solid var(--border);
  background:var(--sidebar);position:sticky;top:0;z-index:50;
}
.burger{
  background:var(--card-2);border:1px solid var(--border);
  border-radius:9px;width:40px;height:40px;
  display:flex;align-items:center;justify-content:center;cursor:pointer;
}
.burger svg{width:21px;height:21px;fill:none;stroke:var(--text);stroke-width:2;stroke-linecap:round}
.mobilebar-brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:15px}
.overlay{
  position:fixed;inset:0;background:rgba(4,7,12,.62);
  z-index:55;opacity:0;pointer-events:none;transition:opacity .24s;
}
.overlay.show{opacity:1;pointer-events:auto}

/* ============ Page head ============ */
.page-head{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;margin-bottom:24px;flex-wrap:wrap;
}
.page-head h1{font-size:24px;font-weight:700;letter-spacing:-.3px}
.page-head .sub{font-size:13px;color:var(--text-mute);margin-top:3px}
.head-actions{display:flex;gap:10px;flex-wrap:wrap}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;gap:7px;
  border:1px solid transparent;border-radius:9px;
  padding:10px 16px;font-size:13.5px;font-weight:600;
  cursor:pointer;transition:filter .14s,background .14s,border-color .14s;
  white-space:nowrap;
}
.btn svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.btn-primary{background:var(--blue-2);color:#fff}
.btn-primary:hover{filter:brightness(1.12)}
.btn-ghost{background:var(--card-2);border-color:var(--border);color:var(--text-2)}
.btn-ghost:hover{border-color:#2c3a55;color:var(--text)}
.btn-danger{background:rgba(239,68,68,.12);border-color:rgba(239,68,68,.32);color:var(--red-br)}
.btn-danger:hover{background:rgba(239,68,68,.2)}
.btn-danger.armed{background:var(--red);color:#fff;border-color:var(--red)}
.btn-sm{padding:7px 12px;font-size:12.5px}
.btn-success{background:rgba(34,197,94,.13);border-color:rgba(34,197,94,.34);color:var(--green-br)}
.btn-success:hover{background:rgba(34,197,94,.22)}

.iconbtn{
  width:34px;height:34px;border-radius:8px;
  background:var(--card-2);border:1px solid var(--border);
  color:var(--text-dim);cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  transition:color .14s,border-color .14s,background .14s;
}
.iconbtn svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.iconbtn:hover{color:var(--text);border-color:#2c3a55}
.iconbtn.danger:hover{color:var(--red-br);border-color:rgba(239,68,68,.4)}
.iconbtn.armed{background:var(--red);border-color:var(--red);color:#fff}

/* ============ Stat cards ============ */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  margin-bottom:24px;
}
.stat{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius);padding:22px 16px;text-align:center;
}
.stat-label{
  font-size:11px;font-weight:600;letter-spacing:.9px;
  text-transform:uppercase;color:var(--text-mute);margin-bottom:11px;
}
.stat-value{font-size:32px;font-weight:700;letter-spacing:-.6px;line-height:1.1}
.stat.c-blue{color:var(--blue-br)} .stat.c-blue .stat-value{color:var(--blue-br)}
.stat.c-green{color:var(--green-br)} .stat.c-green .stat-value{color:var(--green-br)}
.stat.c-cyan{color:var(--cyan-br)} .stat.c-cyan .stat-value{color:var(--cyan-br)}
.stat.c-red{color:var(--red-br)} .stat.c-red .stat-value{color:var(--red-br)}

/* ============ Cards & tables ============ */
.card{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius);
}
.card-head{
  display:flex;align-items:center;justify-content:space-between;
  gap:12px;padding:16px 20px;border-bottom:1px solid var(--border);flex-wrap:wrap;
}
.card-head h2{font-size:15px;font-weight:700}

.table-wrap{overflow-x:auto}
table.data{width:100%;border-collapse:collapse}
table.data th{
  font-size:10.5px;font-weight:700;letter-spacing:.7px;
  text-transform:uppercase;color:var(--text-mute);
  padding:15px 16px;text-align:center;
  border-bottom:1px solid var(--border);white-space:nowrap;
}
table.data td{
  padding:16px;text-align:center;font-size:13.5px;
  color:var(--text-2);border-bottom:1px solid var(--border-soft);
  white-space:nowrap;
}
table.data tbody tr:last-child td{border-bottom:none}
table.data tbody tr.clickable{cursor:pointer;transition:background .12s}
table.data tbody tr.clickable:hover{background:rgba(255,255,255,.028)}
td.t-num{font-weight:700;color:var(--text)}
td.t-strong{color:var(--text);font-weight:600}
td.t-left{text-align:left}
th.t-left{text-align:left}
.t-muted{color:var(--text-mute)}

.empty{
  text-align:center;padding:46px 20px;color:var(--text-mute);font-size:14px;
}
.empty svg{width:38px;height:38px;margin:0 auto 12px;
  fill:none;stroke:currentColor;stroke-width:1.6;opacity:.6}

/* ============ Badges ============ */
.badge{
  display:inline-block;padding:5px 11px;border-radius:999px;
  font-size:12px;font-weight:600;white-space:nowrap;letter-spacing:.1px;
}
.badge.green{background:rgba(34,197,94,.13);color:var(--green-br)}
.badge.amber{background:rgba(245,158,11,.14);color:var(--amber-br)}
.badge.red{background:rgba(239,68,68,.13);color:var(--red-br)}
.badge.blue{background:rgba(59,130,246,.15);color:var(--blue-br)}
.badge.grey{background:rgba(148,163,184,.13);color:#9aa6bd}

/* ============ Toolbar / search ============ */
.toolbar{
  display:flex;gap:12px;align-items:center;
  padding:14px 18px;border-bottom:1px solid var(--border);flex-wrap:wrap;
}
.search{
  position:relative;flex:1;min-width:200px;
}
.search svg{
  position:absolute;left:12px;top:50%;transform:translateY(-50%);
  width:16px;height:16px;fill:none;stroke:var(--text-mute);stroke-width:2;
}
.search input{padding-left:36px}

/* ============ Forms ============ */
input,select,textarea{
  width:100%;background:var(--field);
  border:1px solid var(--border);border-radius:9px;
  padding:10px 12px;color:var(--text);
  font:400 14px 'Inter',sans-serif;outline:none;
  transition:border-color .14s,box-shadow .14s;
}
textarea{resize:vertical;min-height:74px}
input:focus,select:focus,textarea:focus{
  border-color:var(--blue);box-shadow:0 0 0 3px rgba(59,130,246,.16);
}
input::placeholder,textarea::placeholder{color:var(--text-mute)}
input[readonly]{background:#0b1019;color:var(--text-dim);cursor:default}
select{appearance:none;cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23626c81' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 11px center;background-size:15px;
  padding-right:34px;
}
.field{margin-bottom:15px}
.field label{
  display:block;font-size:12px;font-weight:600;
  color:var(--text-dim);margin-bottom:6px;
}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.hint{font-size:11.5px;color:var(--text-mute);margin-top:5px}

/* ============ Modal ============ */
.modal-overlay{
  position:fixed;inset:0;z-index:100;
  background:rgba(5,8,14,.74);
  display:flex;align-items:center;justify-content:center;padding:20px;
  -webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);
}
.modal{
  background:var(--card);border:1px solid var(--border);
  border-radius:16px;width:100%;max-width:540px;
  max-height:90vh;display:flex;flex-direction:column;
  box-shadow:var(--shadow);
  animation:pop .18s ease;
}
@keyframes pop{from{opacity:0;transform:translateY(10px) scale(.98)}to{opacity:1}}
.modal-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 22px;border-bottom:1px solid var(--border);
}
.modal-head h3{font-size:16px;font-weight:700}
.modal-body{padding:22px;overflow-y:auto}
.modal-foot{
  display:flex;justify-content:flex-end;gap:10px;
  padding:16px 22px;border-top:1px solid var(--border);
}
.x-close{
  background:none;border:none;cursor:pointer;color:var(--text-mute);
  width:30px;height:30px;border-radius:7px;font-size:20px;line-height:1;
}
.x-close:hover{background:var(--card-2);color:var(--text)}

/* ============ Editor (devis/facture) ============ */
.ed-grid{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:0 20px;padding:20px;
}
.ed-grid .field.full{grid-column:1/-1}
.client-pick{display:flex;gap:8px}
.client-pick select{flex:1}

.lines-head{
  display:grid;
  grid-template-columns:1fr 78px 122px 86px 122px 38px;
  gap:10px;padding:12px 20px 10px;
  font-size:10.5px;font-weight:700;letter-spacing:.6px;
  text-transform:uppercase;color:var(--text-mute);
}
.lines-head span:nth-child(n+2){text-align:right}
.lrow{
  display:grid;
  grid-template-columns:1fr 78px 122px 86px 122px 38px;
  gap:10px;padding:8px 20px;align-items:center;
}
.lrow input{padding:9px 11px}
.lrow .num input,.lrow input[type=number]{text-align:right}
.line-tot{
  text-align:right;font-weight:700;color:var(--text);
  font-size:13.5px;font-variant-numeric:tabular-nums;
}
.lmini{display:none}
.lines-add{padding:8px 20px 4px}
.linkbtn{
  background:none;border:none;cursor:pointer;
  color:var(--blue-br);font-size:13px;font-weight:600;
  display:inline-flex;align-items:center;gap:6px;padding:6px 0;
}
.linkbtn svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round}

.totals-box{
  margin:8px 20px 20px auto;width:300px;max-width:100%;
  border:1px solid var(--border);border-radius:11px;
  background:var(--card-2);padding:14px 16px;
}
.totals-box .tline{
  display:flex;justify-content:space-between;
  font-size:13.5px;padding:5px 0;color:var(--text-2);
}
.totals-box .tline.grand{
  border-top:1px solid var(--border);margin-top:6px;padding-top:11px;
  font-size:17px;font-weight:700;color:var(--text);
}
.totals-box .tline.grand b{color:var(--blue-br)}

.ed-foot{
  display:flex;justify-content:flex-end;gap:10px;
  padding:16px 20px;border-top:1px solid var(--border);flex-wrap:wrap;
}

/* ============ Document preview (paper) ============ */
.doc-actions{
  display:flex;gap:10px;margin-bottom:20px;flex-wrap:wrap;align-items:center;
}
.doc-actions .spacer{flex:1}
.doc-paper{
  background:#fff;color:#1c2330;border-radius:12px;
  max-width:840px;margin:0 auto;padding:46px 48px;
  box-shadow:var(--shadow);
}
.dp-top{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
.dp-company .dp-logo{
  width:42px;height:42px;border-radius:10px;
  background:linear-gradient(145deg,#3b82f6,#2563eb);
  display:flex;align-items:center;justify-content:center;margin-bottom:12px;
}
.dp-company h3{font-size:17px;color:#0f1830;margin-bottom:4px}
.dp-company p{font-size:12.5px;color:#5a6578;line-height:1.6}
.dp-meta{text-align:right}
.dp-meta .dp-type{
  font-size:27px;font-weight:800;letter-spacing:1px;
  text-transform:uppercase;color:#2563eb;
}
.dp-meta .dp-num{font-size:14px;font-weight:700;color:#1c2330;margin-top:2px}
.dp-meta p{font-size:12.5px;color:#5a6578;margin-top:8px;line-height:1.7}
.dp-parties{
  display:flex;justify-content:space-between;gap:30px;
  margin:34px 0 8px;flex-wrap:wrap;
}
.dp-block{font-size:12.5px;color:#5a6578;line-height:1.65}
.dp-block .dp-cap{
  font-size:10.5px;font-weight:700;letter-spacing:1px;text-transform:uppercase;
  color:#9aa3b2;margin-bottom:6px;
}
.dp-block strong{color:#1c2330;font-size:13.5px}
.dp-objet{
  background:#f4f6fa;border-radius:9px;padding:11px 15px;
  font-size:13px;color:#37414f;margin:22px 0;
}
.dp-objet b{color:#1c2330}
table.dp-table{width:100%;border-collapse:collapse;margin-top:6px}
table.dp-table th{
  font-size:10.5px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;
  color:#8a93a3;padding:10px 10px;border-bottom:2px solid #e6e9ef;text-align:right;
}
table.dp-table th:first-child{text-align:left}
table.dp-table td{
  font-size:12.5px;color:#37414f;padding:11px 10px;
  border-bottom:1px solid #eef0f4;text-align:right;
}
table.dp-table td:first-child{text-align:left;color:#1c2330;font-weight:500}
.dp-tot{display:flex;justify-content:flex-end;margin-top:18px}
.dp-tot-inner{width:290px;max-width:100%}
.dp-tot-inner .row{
  display:flex;justify-content:space-between;
  font-size:13px;padding:6px 0;color:#5a6578;
}
.dp-tot-inner .row.ttc{
  border-top:2px solid #e6e9ef;margin-top:6px;padding-top:11px;
  font-size:17px;font-weight:800;color:#1c2330;
}
.dp-tot-inner .row.ttc b{color:#2563eb}
.dp-tot-inner .row.due{font-weight:700;color:#c0392b}
.dp-tot-inner .row.paid{color:#1e8e4e;font-weight:600}
.dp-foot{
  margin-top:34px;padding-top:18px;border-top:1px solid #eef0f4;
  font-size:11.5px;color:#8a93a3;line-height:1.7;
}
.dp-stamp{
  display:inline-block;margin-top:6px;padding:5px 13px;border-radius:8px;
  font-size:12px;font-weight:700;
}

/* ============ Toast ============ */
#toast-root{
  position:fixed;left:50%;bottom:26px;transform:translateX(-50%);
  z-index:200;display:flex;flex-direction:column;gap:8px;align-items:center;
}
.toast{
  background:#1a2440;border:1px solid #2b3a5c;color:#fff;
  padding:12px 20px;border-radius:11px;font-size:13.5px;font-weight:500;
  box-shadow:var(--shadow);display:flex;align-items:center;gap:9px;
  animation:toastin .22s ease;
}
.toast svg{width:17px;height:17px;fill:none;stroke:var(--green-br);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
@keyframes toastin{from{opacity:0;transform:translateY(12px)}to{opacity:1}}

/* ============ Detail rows ============ */
.detail-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:14px 22px;padding:20px;
}
.detail-grid .dl{font-size:13px}
.detail-grid .dl span{display:block;font-size:11px;color:var(--text-mute);
  text-transform:uppercase;letter-spacing:.6px;margin-bottom:3px}
.detail-grid .dl strong{font-weight:600;color:var(--text)}

/* ============ Responsive ============ */
@media(max-width:1180px){
  .stats{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:980px){
  .sidebar{transform:translateX(-100%);box-shadow:var(--shadow)}
  .sidebar.open{transform:translateX(0)}
  .main{margin-left:0}
  .mobilebar{display:flex}
  .view{padding:20px 18px}
}
@media(max-width:720px){
  .page-head h1{font-size:21px}
  .ed-grid{grid-template-columns:1fr;padding:18px}
  .field-row{grid-template-columns:1fr}
  .doc-paper{padding:28px 22px}
  .dp-meta{text-align:left}
  .doc-actions .spacer{display:none}
  .doc-actions{width:100%}
  .doc-actions .btn{flex:1;justify-content:center}

  /* responsive line editor */
  .lines-head{display:none}
  .lrow{
    grid-template-columns:1fr 1fr;gap:9px;
    background:var(--card-2);border:1px solid var(--border);
    border-radius:11px;padding:14px;margin:0 16px 10px;
  }
  .lrow .lc-desc{grid-column:1/-1}
  .lrow .lc-tot{grid-column:1/-1;display:flex;justify-content:space-between;
    align-items:center;border-top:1px dashed var(--border);padding-top:9px}
  .lrow .lc-del{grid-column:1/-1;display:flex;justify-content:flex-end}
  .lmini{display:block;font-size:10.5px;font-weight:600;letter-spacing:.5px;
    text-transform:uppercase;color:var(--text-mute);margin-bottom:5px}
  .line-tot{font-size:15px}
  .totals-box{width:100%;margin:8px 16px 18px}
  .lines-add{padding:4px 16px 8px}
}
@media(max-width:620px){
  .stats{grid-template-columns:1fr 1fr;gap:12px}
  .stat-value{font-size:24px}
  .stat{padding:18px 10px}
  .head-actions{width:100%}
  .head-actions .btn{flex:1;justify-content:center}

  /* responsive data tables -> cards */
  table.data thead{display:none}
  table.data,table.data tbody,table.data tr,table.data td{display:block;width:100%}
  table.data tr.clickable,table.data tbody tr{
    border:1px solid var(--border);border-radius:12px;
    background:var(--card-2);margin:12px;
  }
  table.data td{
    display:flex;justify-content:space-between;align-items:center;
    gap:18px;text-align:right;padding:10px 14px;
    border-bottom:1px solid var(--border-soft);white-space:normal;
  }
  table.data tr td:last-child{border-bottom:none}
  table.data td::before{
    content:attr(data-label);
    font-size:10.5px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;
    color:var(--text-mute);text-align:left;flex-shrink:0;
  }
  table.data td.t-num,table.data td.t-strong,table.data td.t-left{text-align:right}
  .actions-cell{justify-content:flex-end}
}

/* ============ Print ============ */
@media print{
  body{background:#fff}
  .sidebar,.overlay,.mobilebar,.doc-actions,#toast-root{display:none!important}
  .main{margin-left:0}
  .view{padding:0}
  .doc-paper{box-shadow:none;border-radius:0;max-width:100%;padding:10px 4px}
}