/* ============================================================
   Fish Flow — Plateforme de gestion aquaponique IoT + IA
   Charte graphique dérivée du logo : navy #17365C / vert #22A94A
   ============================================================ */

:root{
  --navy:#17365C;
  --navy-800:#102845;
  --navy-600:#274F7E;
  --navy-300:#7C93B2;
  --navy-050:#EDF2F8;

  --green:#22A94A;
  --green-700:#178A3E;
  --green-100:#DFF4E6;

  --aqua:#12A5B0;
  --aqua-100:#DCF3F5;

  --amber:#E29A22;
  --amber-100:#FCF0DA;
  --red:#D93F45;
  --red-100:#FBE3E4;

  --bg:#F5F8FB;
  --card:#FFFFFF;
  --border:#E2E9F1;
  --text:#152B45;
  --muted:#6B7E96;

  --radius:14px;
  --radius-sm:10px;
  --shadow:0 1px 2px rgba(21,43,69,.06), 0 8px 24px rgba(21,43,69,.06);
  --shadow-sm:0 1px 3px rgba(21,43,69,.08);
  --sidebar-w:262px;
  --font:"Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

*{box-sizing:border-box}
/* Taille par défaut de toutes les icônes SVG générées */
svg.ico{width:18px;height:18px;flex:0 0 auto}
.kpi__ico svg.ico{width:20px;height:20px}
.pool-card__top svg.ico{width:19px;height:19px}
.topbar__search svg.ico{width:17px;height:17px}
.card__head svg.ico{width:17px;height:17px}
html,body{margin:0;padding:0}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  font-size:14.5px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--navy-600);text-decoration:none}
a:hover{color:var(--green-700)}
h1,h2,h3,h4{margin:0;font-weight:650;color:var(--navy);letter-spacing:-.2px}
h1{font-size:23px}
h2{font-size:18px}
h3{font-size:15.5px}
p{margin:0 0 10px}
small{font-size:12.5px}
.muted{color:var(--muted)}
.text-green{color:var(--green-700)}
.text-red{color:var(--red)}
.text-amber{color:var(--amber)}
.text-aqua{color:var(--aqua)}
.mono{font-family:"Consolas","SF Mono",monospace;font-size:12.5px}

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

.sidebar{
  width:var(--sidebar-w);flex:0 0 var(--sidebar-w);
  background:linear-gradient(180deg,var(--navy) 0%,var(--navy-800) 100%);
  color:#fff;display:flex;flex-direction:column;
  position:fixed;top:0;bottom:0;left:0;z-index:40;
}
.sidebar__brand{
  display:flex;align-items:center;gap:11px;
  padding:20px 20px 18px;border-bottom:1px solid rgba(255,255,255,.10);
}
.sidebar__brand svg{width:36px;height:36px;color:#fff;flex:0 0 36px}
.sidebar__brand-text b{display:block;font-size:16.5px;letter-spacing:.2px;line-height:1.1}
.sidebar__brand-text span{font-size:11px;color:#9FB6D3;letter-spacing:.4px;text-transform:uppercase}

.sidebar__nav{padding:14px 12px;overflow-y:auto;flex:1}
.nav-label{
  font-size:10.5px;letter-spacing:1.1px;text-transform:uppercase;
  color:#7E97BA;margin:14px 10px 7px;font-weight:700;
}
.nav-item{
  display:flex;align-items:center;gap:11px;
  padding:9.5px 12px;border-radius:var(--radius-sm);
  color:#CBD9EA;font-size:14px;font-weight:500;margin-bottom:2px;
  transition:background .15s,color .15s;
}
.nav-item:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-item.is-active{background:var(--green);color:#fff;box-shadow:0 4px 12px rgba(34,169,74,.32)}
.nav-item .ico{width:18px;height:18px;flex:0 0 18px;stroke-width:1.9}
.nav-item .pill{
  margin-left:auto;background:var(--red);color:#fff;font-size:11px;
  padding:1px 7px;border-radius:20px;font-weight:700;
}
.sidebar__foot{padding:14px 16px;border-top:1px solid rgba(255,255,255,.10);font-size:12px;color:#8FA7C6}
.sidebar__foot .dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#38D46A;margin-right:6px}

.main{flex:1;margin-left:var(--sidebar-w);min-width:0;display:flex;flex-direction:column}

.topbar{
  height:64px;background:#fff;border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:16px;padding:0 24px;
  position:sticky;top:0;z-index:30;
}
.topbar__title{font-size:17px;font-weight:650;color:var(--navy)}
.topbar__crumb{font-size:12px;color:var(--muted)}
.topbar__search{
  margin-left:auto;display:flex;align-items:center;gap:8px;
  background:var(--bg);border:1px solid var(--border);border-radius:10px;
  padding:7px 12px;width:270px;color:var(--muted);
}
.topbar__search input{border:0;background:transparent;outline:none;font:inherit;width:100%;color:var(--text)}
.icon-btn{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--border);
  background:#fff;display:inline-flex;align-items:center;justify-content:center;
  color:var(--navy);cursor:pointer;position:relative;
}
.icon-btn:hover{background:var(--navy-050)}
.icon-btn .badge-dot{
  position:absolute;top:6px;right:7px;width:8px;height:8px;border-radius:50%;
  background:var(--red);border:2px solid #fff;
}
.avatar{
  width:38px;height:38px;border-radius:50%;background:var(--navy);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;
}
.user-chip{display:flex;align-items:center;gap:10px;padding-left:14px;border-left:1px solid var(--border)}
.user-chip b{display:block;font-size:13px;line-height:1.2}
.user-chip span{font-size:11.5px;color:var(--muted)}

.content{padding:24px;flex:1}
.page-head{display:flex;align-items:flex-start;gap:16px;flex-wrap:wrap;margin-bottom:20px}
.page-head p{color:var(--muted);margin:4px 0 0;font-size:13.5px}
.page-head .actions{margin-left:auto;display:flex;gap:9px;flex-wrap:wrap}

/* ---------- Grid ---------- */
.grid{display:grid;gap:18px}
.g-4{grid-template-columns:repeat(4,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-2-1{grid-template-columns:2fr 1fr}
.g-1-2{grid-template-columns:1fr 2fr}
/* Les cartes de ces grilles s'ajustent à leur contenu */
.g-2,.g-2-1,.g-1-2{align-items:start}
.span-2{grid-column:span 2}
@media(max-width:1280px){.g-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:1100px){
  .g-3,.g-2,.g-2-1,.g-1-2{grid-template-columns:1fr}
  .span-2{grid-column:auto}
}
@media(max-width:820px){
  .sidebar{transform:translateX(-100%);transition:transform .25s}
  .sidebar.is-open{transform:none}
  .main{margin-left:0}
  .g-4{grid-template-columns:1fr}
  .topbar__search{display:none}
}

/* ---------- Cards ---------- */
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.card__head{display:flex;align-items:center;gap:12px;padding:16px 18px;border-bottom:1px solid var(--border)}
.card__head h3{flex:1}
.card__head .sub{font-size:12.5px;color:var(--muted)}
.card__body{padding:18px}
.card__body.tight{padding:12px 18px}
.card__foot{padding:12px 18px;border-top:1px solid var(--border);background:#FBFCFE;border-radius:0 0 var(--radius) var(--radius);font-size:12.5px;color:var(--muted)}

/* KPI */
.kpi{position:relative;overflow:hidden}
.kpi__top{display:flex;align-items:center;gap:12px}
.kpi__ico{
  width:42px;height:42px;border-radius:12px;display:inline-flex;
  align-items:center;justify-content:center;flex:0 0 42px;
}
.kpi__ico.green{background:var(--green-100);color:var(--green-700)}
.kpi__ico.aqua{background:var(--aqua-100);color:var(--aqua)}
.kpi__ico.navy{background:var(--navy-050);color:var(--navy)}
.kpi__ico.amber{background:var(--amber-100);color:var(--amber)}
.kpi__ico.red{background:var(--red-100);color:var(--red)}
.kpi__label{font-size:12.5px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.4px}
.kpi__value{font-size:27px;font-weight:700;color:var(--navy);line-height:1.15;margin-top:6px}
.kpi__value small{font-size:14px;font-weight:600;color:var(--muted)}
.kpi__delta{font-size:12.5px;font-weight:600;margin-top:4px;display:flex;align-items:center;gap:5px}
.kpi__spark{position:absolute;right:0;bottom:0;left:0;height:46px;opacity:.9}

/* Gauge / jauge capteur */
.gauge{display:flex;align-items:center;gap:14px}
.gauge__ring{position:relative;width:78px;height:78px;flex:0 0 78px}
.gauge__ring svg{transform:rotate(-90deg)}
.gauge__ring b{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-size:15px;color:var(--navy);
}
.range{height:6px;border-radius:20px;background:var(--navy-050);position:relative;margin-top:10px}
.range span{position:absolute;top:0;bottom:0;border-radius:20px}
.range .ok{background:var(--green)}
.range .warn{background:var(--amber)}
.range .bad{background:var(--red)}
.range .cursor{width:3px;background:var(--navy);top:-4px;bottom:-4px;border-radius:3px}

/* ---------- Badges / statuts ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:650;
  padding:3.5px 10px;border-radius:20px;white-space:nowrap;
}
.badge.green{background:var(--green-100);color:var(--green-700)}
.badge.aqua{background:var(--aqua-100);color:#0B7C85}
.badge.navy{background:var(--navy-050);color:var(--navy)}
.badge.amber{background:var(--amber-100);color:#A9700F}
.badge.red{background:var(--red-100);color:#B32A30}
.badge.grey{background:#EEF1F5;color:var(--muted)}
.badge .dot{width:7px;height:7px;border-radius:50%;background:currentColor}

/* ---------- Boutons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:10px;padding:9px 16px;
  font:inherit;font-size:13.5px;font-weight:600;cursor:pointer;transition:.15s;
}
.btn svg{width:16px;height:16px}
.btn--primary{background:var(--navy);color:#fff}
.btn--primary:hover{background:var(--navy-800);color:#fff}
.btn--green{background:var(--green);color:#fff}
.btn--green:hover{background:var(--green-700);color:#fff}
.btn--ghost{background:#fff;border-color:var(--border);color:var(--navy)}
.btn--ghost:hover{background:var(--navy-050);color:var(--navy)}
.btn--danger{background:var(--red);color:#fff}
.btn--sm{padding:6px 11px;font-size:12.5px;border-radius:8px}
.btn--block{width:100%}
.btn-group{display:inline-flex;border:1px solid var(--border);border-radius:10px;overflow:hidden;background:#fff}
.btn-group button{
  border:0;background:#fff;padding:7px 14px;font:inherit;font-size:13px;
  color:var(--muted);cursor:pointer;border-right:1px solid var(--border);
}
.btn-group button:last-child{border-right:0}
.btn-group button.is-active{background:var(--navy);color:#fff;font-weight:600}

/* ---------- Tableaux ---------- */
.table-wrap{overflow-x:auto}
table.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
table.tbl th{
  text-align:left;padding:11px 16px;background:#FAFCFE;color:var(--muted);
  font-size:11.5px;text-transform:uppercase;letter-spacing:.6px;font-weight:700;
  border-bottom:1px solid var(--border);white-space:nowrap;
}
table.tbl td{padding:12px 16px;border-bottom:1px solid #EDF1F6;vertical-align:middle}
table.tbl tbody tr:hover{background:#FAFCFE}
table.tbl tbody tr:last-child td{border-bottom:0}
.cell-main{font-weight:600;color:var(--navy)}
.cell-sub{font-size:12px;color:var(--muted)}
.tbl-actions{display:flex;gap:6px}

/* ---------- Formulaires ---------- */
.field{margin-bottom:15px}
.field label{display:block;font-size:12.5px;font-weight:650;color:var(--navy);margin-bottom:6px}
.field .hint{font-size:11.5px;color:var(--muted);margin-top:5px}
.input,.select,textarea.input{
  width:100%;padding:10px 13px;border:1px solid var(--border);border-radius:10px;
  font:inherit;font-size:14px;background:#fff;color:var(--text);outline:none;transition:.15s;
}
.input:focus,.select:focus,textarea.input:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(34,169,74,.14)}
.select{appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%236B7E96' stroke-width='2'><path d='M4 6l4 4 4-4'/></svg>");background-repeat:no-repeat;background-position:right 12px center}
.input-group{display:flex;align-items:center;gap:0}
.input-group .input{border-radius:10px 0 0 10px}
.input-group .suffix{
  padding:10px 13px;border:1px solid var(--border);border-left:0;border-radius:0 10px 10px 0;
  background:var(--navy-050);color:var(--muted);font-size:13px;font-weight:600;
}
.row{display:flex;gap:14px;flex-wrap:wrap}
.row>*{flex:1;min-width:180px}
.switch{position:relative;display:inline-block;width:42px;height:23px}
.switch input{opacity:0;width:0;height:0}
.switch .slider{
  position:absolute;inset:0;background:#CBD5E1;border-radius:20px;transition:.2s;cursor:pointer;
}
.switch .slider:before{
  content:"";position:absolute;width:17px;height:17px;left:3px;top:3px;
  background:#fff;border-radius:50%;transition:.2s;
}
.switch input:checked + .slider{background:var(--green)}
.switch input:checked + .slider:before{transform:translateX(19px)}
.switch-row{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid #EDF1F6}
.switch-row:last-child{border-bottom:0}
.switch-row .txt{flex:1}
.switch-row .txt b{display:block;font-size:13.5px;color:var(--navy)}
.switch-row .txt span{font-size:12px;color:var(--muted)}

/* ---------- Alertes / timeline ---------- */
.alert-item{display:flex;gap:13px;padding:13px 0;border-bottom:1px solid #EDF1F6}
.alert-item:last-child{border-bottom:0}
.alert-item .aico{
  width:34px;height:34px;border-radius:10px;flex:0 0 34px;
  display:inline-flex;align-items:center;justify-content:center;
}
.alert-item .body{flex:1;min-width:0}
.alert-item .body b{font-size:13.5px;color:var(--navy);display:block}
.alert-item .body p{font-size:12.5px;color:var(--muted);margin:2px 0 0}
.alert-item time{font-size:11.5px;color:var(--muted);white-space:nowrap}

.timeline{position:relative;padding-left:22px}
.timeline:before{content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;background:var(--border)}
.timeline .tl{position:relative;padding-bottom:16px}
.timeline .tl:before{
  content:"";position:absolute;left:-20px;top:5px;width:11px;height:11px;border-radius:50%;
  background:#fff;border:2.5px solid var(--green);
}
.timeline .tl.amber:before{border-color:var(--amber)}
.timeline .tl.red:before{border-color:var(--red)}
.timeline .tl b{font-size:13.5px;color:var(--navy)}
.timeline .tl p{font-size:12.5px;color:var(--muted);margin:2px 0 0}

/* ---------- Divers ---------- */
.chart-box{position:relative;height:280px}
.chart-box.sm{height:200px}
.chart-box.xs{height:150px}
.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--muted)}
.legend i{width:10px;height:10px;border-radius:3px;display:inline-block;margin-right:6px}
.stat-line{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px solid #EDF1F6;font-size:13.5px}
.stat-line:last-child{border-bottom:0}
.stat-line b{color:var(--navy)}
.progress{height:8px;background:var(--navy-050);border-radius:20px;overflow:hidden}
.progress span{display:block;height:100%;border-radius:20px;background:var(--green)}
.progress.aqua span{background:var(--aqua)}
.progress.amber span{background:var(--amber)}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:18px;overflow-x:auto}
.tabs a{
  padding:10px 15px;font-size:13.5px;font-weight:600;color:var(--muted);
  border-bottom:2.5px solid transparent;white-space:nowrap;
}
.tabs a.is-active{color:var(--navy);border-bottom-color:var(--green)}
.empty{text-align:center;padding:40px 20px;color:var(--muted)}
.divider{height:1px;background:var(--border);margin:16px 0}
.tag{display:inline-block;background:var(--navy-050);color:var(--navy);font-size:11.5px;font-weight:600;padding:2px 8px;border-radius:6px;margin-right:5px}

/* Carte des bassins */
.pool-card{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:#fff;box-shadow:var(--shadow-sm)}
.pool-card__top{
  padding:14px 16px;background:linear-gradient(120deg,var(--navy) 0%,var(--navy-600) 100%);color:#fff;
  display:flex;align-items:center;gap:10px;
}
.pool-card__top b{font-size:14.5px}
.pool-card__top .badge{margin-left:auto}
.pool-card__body{padding:14px 16px}
.mini-metric{display:flex;justify-content:space-between;align-items:baseline;padding:6px 0}
.mini-metric span{font-size:12.5px;color:var(--muted)}
.mini-metric b{font-size:14px;color:var(--navy)}

/* IA */
.ai-box{
  border:1px solid var(--green-100);background:linear-gradient(135deg,#F4FCF6 0%,#F2FAFB 100%);
  border-radius:var(--radius);padding:16px 18px;
}
.ai-box h4{margin:0 0 6px;font-size:14px;color:var(--green-700);display:flex;align-items:center;gap:8px}
.ai-box p{font-size:13px;color:#2C4A63;margin:0}
.confidence{display:flex;align-items:center;gap:10px;margin-top:10px;font-size:12px;color:var(--muted)}
.confidence .progress{flex:1;max-width:160px}

/* ---------- Login ---------- */
.auth{min-height:100vh;display:grid;grid-template-columns:1.05fr .95fr}
.auth__side{
  background:linear-gradient(155deg,var(--navy) 0%,#0C2A4A 55%,#0B4B3F 100%);
  color:#fff;padding:52px;display:flex;flex-direction:column;position:relative;overflow:hidden;
}
.auth__side:after{
  content:"";position:absolute;right:-140px;bottom:-160px;width:460px;height:460px;
  border-radius:50%;background:radial-gradient(circle,rgba(34,169,74,.38),transparent 68%);
}
.auth__side .brand{display:flex;align-items:center;gap:12px;color:#fff}
.auth__side .brand svg{width:42px;height:42px}
.auth__side .brand b{font-size:20px}
.auth__side .pitch{margin:auto 0;position:relative;z-index:2}
.auth__side h1{color:#fff;font-size:33px;line-height:1.25;margin:0 0 14px;max-width:460px}
.auth__side p{color:#B9CDE6;max-width:440px;font-size:14.5px}
.auth__stats{display:flex;gap:36px;margin-top:34px;position:relative;z-index:2}
.auth__stats div b{display:block;font-size:25px;color:#3ED47A}
.auth__stats div span{font-size:12.5px;color:#9FB6D3}
.auth__form{display:flex;align-items:center;justify-content:center;padding:40px;background:#fff}
.auth__form .box{width:100%;max-width:390px}
.auth__form h2{font-size:24px;margin-bottom:6px}
.auth__form .sub{color:var(--muted);font-size:13.5px;margin-bottom:26px}
.auth__sep{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:12px;margin:20px 0}
.auth__sep:before,.auth__sep:after{content:"";flex:1;height:1px;background:var(--border)}
@media(max-width:900px){.auth{grid-template-columns:1fr}.auth__side{display:none}}

/* Bouton burger mobile */
.burger{display:none}
@media(max-width:820px){.burger{display:inline-flex}}

/* Impression */
@media print{
  .sidebar,.topbar,.page-head .actions{display:none!important}
  .main{margin-left:0}
  .card{break-inside:avoid;box-shadow:none}
}