@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --bg:#14151a; --bg-elevated:#1b1d24; --surface:#21232b; --surface-hover:#282b35;
  --border:#2f323b; --border-light:#3b3e48;
  --text:#f2f1ec; --text-muted:#9a9ca8; --text-faint:#6b6d78;
  --accent:#e8a33d; --accent-soft:rgba(232,163,61,.13); --accent-2:#4fb3bf;
  --success:#6fbf73; --danger:#e2635a; --danger-soft:rgba(226,99,90,.13);
  --radius:12px;
  --font-display:'Space Grotesk',sans-serif; --font-body:'Inter',sans-serif; --font-mono:'IBM Plex Mono',monospace;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;background:var(--bg);}
body{color:var(--text);font-family:var(--font-body);font-size:14px;-webkit-font-smoothing:antialiased;}
a{color:inherit;text-decoration:none;}
#app{display:flex;min-height:100vh;}

.sidebar{width:226px;flex-shrink:0;background:var(--bg-elevated);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:22px 14px;position:sticky;top:0;height:100vh;}
.brand{padding:2px 8px 24px;}
.brand-name{font-family:var(--font-display);font-weight:700;font-size:19px;letter-spacing:.3px;display:flex;align-items:center;gap:8px;}
.brand-dot{width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent);flex-shrink:0;}
.brand-sub{font-family:var(--font-mono);font-size:10px;color:var(--text-faint);letter-spacing:1.2px;text-transform:uppercase;margin-top:3px;}
.nav{display:flex;flex-direction:column;gap:2px;}
.nav-item{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:8px;color:var(--text-muted);cursor:pointer;font-size:13.5px;font-weight:500;transition:background .15s,color .15s;}
.nav-item:hover{background:var(--surface);color:var(--text);}
.nav-item.active{background:var(--accent-soft);color:var(--accent);}
.nav-spacer{flex:1;}
.nav-foot{font-family:var(--font-mono);font-size:10px;color:var(--text-faint);padding:8px 10px;line-height:1.6;}
.user-box{display:flex;align-items:center;gap:9px;padding:9px 10px;border-radius:8px;background:var(--surface);margin-bottom:10px;}
.user-avatar{width:26px;height:26px;border-radius:50%;background:var(--accent);color:#171208;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12px;flex-shrink:0;}
.user-name{font-size:12.5px;font-weight:600;line-height:1.3;}
.user-role{font-size:10.5px;color:var(--text-faint);}
.logout-link{font-size:11.5px;color:var(--text-faint);padding:6px 10px;display:block;}
.logout-link:hover{color:var(--danger);}

.main{flex:1;min-width:0;padding:30px 38px 70px;max-width:1200px;}
.topbar{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:26px;gap:16px;flex-wrap:wrap;}
.page-title{font-family:var(--font-display);font-size:23px;font-weight:600;}
.page-sub{color:var(--text-muted);font-size:12.5px;margin-top:3px;}
.actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;}

.btn{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--border-light);background:var(--surface);color:var(--text);padding:8px 14px;border-radius:8px;font-size:13px;font-weight:500;cursor:pointer;transition:all .15s;font-family:var(--font-body);white-space:nowrap;}
.btn:hover{background:var(--surface-hover);border-color:#4a4e5a;}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#171208;font-weight:600;}
.btn-primary:hover{background:#f0af4c;}
.btn-ghost{background:transparent;border-color:transparent;}
.btn-ghost:hover{background:var(--surface);}
.btn-danger{color:var(--danger);}
.btn-danger:hover{background:var(--danger-soft);border-color:var(--danger);}
.btn-sm{padding:5px 10px;font-size:12px;}

.card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);padding:18px;}
.grid-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px;margin-bottom:28px;}
.stat{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px;}
.stat-label{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.6px;font-family:var(--font-mono);}
.stat-value{font-family:var(--font-display);font-size:27px;font-weight:600;margin-top:7px;}
.stat-value.accent{color:var(--accent);}
.section-label{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:1px;color:var(--text-faint);margin:26px 0 10px;}
.section-label:first-child{margin-top:0;}

table{width:100%;border-collapse:collapse;}
th{text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--text-faint);font-weight:600;padding:0 12px 10px;font-family:var(--font-mono);border-bottom:1px solid var(--border);}
td{padding:13px 12px;border-bottom:1px solid var(--border);font-size:13.5px;vertical-align:middle;}
tbody tr:last-child td{border-bottom:none;}
tr.row-hover:hover{background:var(--surface);}
.num{font-family:var(--font-mono);}
.muted{color:var(--text-muted);}
.faint{color:var(--text-faint);font-size:12px;}

.tag{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;padding:4px 10px;border-radius:99px;font-weight:500;font-family:var(--font-mono);}
.tag-dot{width:6px;height:6px;border-radius:50%;flex-shrink:0;}
.badge{display:inline-block;padding:4px 11px;border-radius:99px;font-size:11px;font-weight:600;font-family:var(--font-mono);letter-spacing:.3px;white-space:nowrap;}
.badge-brouillon{background:rgba(154,156,168,.15);color:#b6b8c2;}
.badge-envoye{background:rgba(79,179,191,.15);color:var(--accent-2);}
.badge-accepte{background:rgba(111,191,115,.15);color:var(--success);}
.badge-refuse{background:rgba(226,99,90,.15);color:var(--danger);}

.empty{text-align:center;padding:60px 20px;color:var(--text-muted);}
.empty-title{font-family:var(--font-display);font-size:16px;color:var(--text);margin-bottom:4px;}

.icon-btn{background:transparent;border:none;color:var(--text-faint);cursor:pointer;padding:5px;border-radius:6px;display:inline-flex;}
.icon-btn:hover{background:var(--surface-hover);color:var(--text);}
.icon-btn.danger:hover{color:var(--danger);background:var(--danger-soft);}

.field{margin-bottom:14px;}
.field label{display:block;font-size:12px;color:var(--text-muted);margin-bottom:6px;font-weight:500;}
.field input,.field select,.field textarea{width:100%;background:var(--surface);border:1px solid var(--border-light);color:var(--text);padding:9px 11px;border-radius:8px;font-size:13.5px;font-family:var(--font-body);}
.field textarea{resize:vertical;min-height:64px;}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--accent);outline-offset:0;border-color:var(--accent);}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.checkbox-row{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-muted);}
.checkbox-row input{width:auto;}

.client-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;margin-bottom:12px;}
.client-head{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;}
.client-name{font-family:var(--font-display);font-size:16px;font-weight:600;}
.client-meta{display:flex;gap:14px;margin-top:5px;flex-wrap:wrap;}
.client-meta span{font-size:12px;color:var(--text-muted);font-family:var(--font-mono);}
.contact-list{margin-top:14px;padding-top:14px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:8px;}
.contact-row{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:13px;padding:6px 10px;border-radius:7px;}
.contact-row:hover{background:var(--surface);}
.contact-sub{color:var(--text-muted);font-size:12px;margin-top:1px;}

.modal-backdrop{position:fixed;inset:0;background:rgba(8,8,10,.62);backdrop-filter:blur(2px);display:flex;align-items:flex-start;justify-content:center;padding:5vh 20px;z-index:100;overflow-y:auto;}
.modal{background:var(--bg-elevated);border:1px solid var(--border-light);border-radius:14px;width:100%;max-width:580px;padding:24px 26px;box-shadow:0 25px 70px rgba(0,0,0,.55);}
.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;}
.modal-title{font-family:var(--font-display);font-size:17px;font-weight:600;}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px;}

.auth-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 30% 20%, #1d2029 0%, #101116 60%);}
.auth-card{width:100%;max-width:380px;background:var(--bg-elevated);border:1px solid var(--border-light);border-radius:16px;padding:36px 32px;box-shadow:0 30px 80px rgba(0,0,0,.5);}
.auth-brand{display:flex;align-items:center;gap:9px;margin-bottom:6px;font-family:var(--font-display);font-size:21px;font-weight:700;}
.auth-sub{color:var(--text-muted);font-size:13px;margin-bottom:26px;}
.alert{padding:10px 14px;border-radius:8px;font-size:13px;margin-bottom:16px;}
.alert-error{background:var(--danger-soft);color:#ffbfb8;border:1px solid rgba(226,99,90,.35);}
.alert-success{background:rgba(111,191,115,.13);color:#bfe8c1;border:1px solid rgba(111,191,115,.35);}

.devis-editor{display:grid;grid-template-columns:1fr 300px;gap:22px;align-items:start;}
.line-input{background:var(--surface);border:1px solid var(--border-light);color:var(--text);padding:6px 8px;border-radius:6px;font-size:13px;width:100%;font-family:var(--font-body);}
.line-input.num{font-family:var(--font-mono);text-align:right;}
.totals-box{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);padding:18px;position:sticky;top:20px;}
.totals-row{display:flex;justify-content:space-between;padding:8px 0;font-size:13px;border-bottom:1px solid var(--border);}
.totals-row:last-child{border-bottom:none;}
.totals-row.big{font-family:var(--font-display);font-size:18px;font-weight:600;color:var(--accent);padding-top:12px;}
.totals-row .num{font-family:var(--font-mono);}

@media (max-width: 820px){
  .devis-editor{grid-template-columns:1fr;}
  .field-row{grid-template-columns:1fr;}
}

::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-thumb{background:var(--border-light);border-radius:6px;}
::-webkit-scrollbar-track{background:transparent;}