/* ==========================================================================
   BANKO IMMO — Charte graphique
   Un seul fichier définit l'apparence de toute l'application. Les pages
   n'utilisent que les jetons ci-dessous ; changer une valeur ici se
   répercute partout.
   ========================================================================== */

:root{
  /* ---- surfaces ---- */
  --bg:#f7f6f3;              /* fond de page, blanc cassé chaud */
  --bg-2:#efedE8;
  --card:#ffffff;
  --sunken:#f4f3f0;

  /* ---- encre ---- */
  --text:#16181c;
  --text-2:#4e545c;
  --muted:#868c95;
  --on-dark:#ffffff;

  /* ---- traits ---- */
  --line:#e6e3dd;
  --line-fort:#d5d1c9;

  /* ---- marque ---- */
  --red:#b0392e;
  --red-2:#8c2a21;
  --red-clair:#fbeeec;
  --dark:#17181b;

  /* ---- états ---- */
  --green:#15784f;  --green-bg:#e6f4ec;
  --orange:#9a5b0d; --orange-bg:#fdf1de;
  --blue:#255fae;   --blue-bg:#e8eefb;
  --red-txt:#a02c22; --red-bg:#fbeae8;

  /* ---- relief ---- */
  --sh-1:0 1px 2px rgba(22,24,28,.05);
  --sh-2:0 1px 2px rgba(22,24,28,.05), 0 6px 16px -6px rgba(22,24,28,.10);
  --sh-3:0 2px 4px rgba(22,24,28,.05), 0 14px 34px -10px rgba(22,24,28,.16);
  --sh-in:inset 0 1px 0 rgba(255,255,255,.7);

  /* ---- géométrie ---- */
  --r-xs:8px; --r-sm:10px; --r:14px; --r-lg:18px; --r-xl:24px;
  --sidebar:256px;

  /* ---- typographie ---- */
  --font:"Inter","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --t-micro:11px; --t-xs:12px; --t-sm:13px; --t-md:14px; --t-lg:16px;
  --t-h2:17px;  --t-h1:27px;  --t-hero:46px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);font-family:var(--font);
  font-size:var(--t-md);line-height:1.55;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  font-feature-settings:"cv05" 1,"ss01" 1;
}
a{text-decoration:none;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.012em;line-height:1.25}
button,input,select,textarea{font-family:inherit}
::selection{background:var(--red);color:#fff}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px;border-radius:4px}

/* ==========================================================================
   Ossature
   ========================================================================== */
.app-shell{display:flex;min-height:100vh}

.sidebar{
  width:var(--sidebar);flex:0 0 var(--sidebar);
  background:linear-gradient(180deg,#1c1d21 0%,#141518 100%);
  color:#fff;padding:22px 14px 18px;position:fixed;left:0;top:0;bottom:0;
  display:flex;flex-direction:column;overflow-y:auto;
  border-right:1px solid rgba(255,255,255,.06);
}
.sidebar::-webkit-scrollbar{width:6px}
.sidebar::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:99px}

.brand{display:flex;align-items:center;gap:12px;margin:0 8px 28px}
.brand-mark{
  width:40px;height:40px;border-radius:12px;flex:0 0 40px;
  background:linear-gradient(145deg,var(--red),var(--red-2));
  display:grid;place-items:center;font-weight:800;font-size:19px;color:#fff;
  box-shadow:0 4px 14px rgba(176,57,46,.42), inset 0 1px 0 rgba(255,255,255,.25);
}
.brand strong{display:block;letter-spacing:2.4px;font-size:15px;line-height:1.1}
.brand span{font-size:9.5px;color:#8f949c;letter-spacing:3.4px}

.sidebar-label{
  font-size:9.5px;letter-spacing:1.7px;color:#7b8189;margin:20px 12px 7px;
  text-transform:uppercase;font-weight:600;
}
.sidebar nav{display:grid;gap:2px}
.sidebar nav a{
  padding:9px 12px;border-radius:var(--r-sm);color:#b6bbc2;font-size:var(--t-sm);
  font-weight:500;position:relative;transition:background .14s,color .14s;
}
.sidebar nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.sidebar nav a.active{background:rgba(255,255,255,.10);color:#fff;font-weight:600}
.sidebar nav a.active:before{
  content:"";position:absolute;left:-14px;top:50%;transform:translateY(-50%);
  width:3px;height:18px;border-radius:0 3px 3px 0;background:var(--red);
}

.sidebar-bottom{margin-top:auto;padding-top:14px}
.user-mini{
  border-top:1px solid rgba(255,255,255,.09);padding:14px 6px 10px;
  display:flex;gap:10px;align-items:center;
}
.user-mini strong{display:block;font-size:var(--t-sm);font-weight:600}
.user-mini small{color:#868c95;font-size:var(--t-micro);text-transform:capitalize}
.avatar{
  width:34px;height:34px;border-radius:50%;flex:0 0 34px;
  background:linear-gradient(145deg,#e9e6e0,#d5d1c9);color:#3b3f45;
  display:grid;place-items:center;font-weight:700;font-size:var(--t-sm);
}
.avatar.small{width:28px;height:28px;flex-basis:28px;font-size:var(--t-xs)}
.logout{
  display:block;color:#9aa0a8;font-size:var(--t-sm);padding:8px 6px;border-radius:var(--r-sm);
  transition:color .14s,background .14s;
}
.logout:hover{color:#fff;background:rgba(255,255,255,.06)}

.main{margin-left:var(--sidebar);width:calc(100% - var(--sidebar));padding:26px 32px 44px;max-width:1680px}

.topbar{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px}
.eyebrow{font-size:9.5px;color:var(--red);font-weight:700;letter-spacing:2.2px;text-transform:uppercase}
.topbar h1{font-size:var(--t-h1);margin:5px 0 0}
.top-actions{display:flex;align-items:center;gap:9px}
.icon-btn{
  border:1px solid var(--line);background:var(--card);border-radius:var(--r-sm);
  width:38px;height:38px;color:var(--text-2);cursor:pointer;box-shadow:var(--sh-1);
  transition:border-color .14s,box-shadow .14s;
}
.icon-btn:hover{border-color:var(--line-fort);box-shadow:var(--sh-2)}
.profile-pill{
  display:flex;align-items:center;gap:9px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-sm);padding:4px 13px 4px 4px;font-size:var(--t-sm);font-weight:500;
  box-shadow:var(--sh-1);transition:border-color .14s;
}
.profile-pill:hover{border-color:var(--line-fort)}

/* ==========================================================================
   Grilles et cartes
   ========================================================================== */
.grid{display:grid;gap:18px}
.stats{grid-template-columns:repeat(4,minmax(0,1fr))}
.two{grid-template-columns:1.35fr .65fr}
.three{grid-template-columns:repeat(3,minmax(0,1fr))}

.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--sh-2);
}
.section{padding:20px 22px}
.section-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:16px}
.section-head h2{font-size:var(--t-h2)}
.muted{color:var(--muted)}

.stat{padding:18px 20px}
.stat-top{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:var(--t-xs)}
.stat-value{font-size:29px;font-weight:700;letter-spacing:-.022em;margin:8px 0 3px;line-height:1.1}
.trend{font-size:var(--t-xs);color:var(--green);font-weight:600}
.trend.down{color:var(--red-txt)}

/* ==========================================================================
   Boutons
   ========================================================================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  border:1px solid transparent;border-radius:var(--r-sm);padding:9px 15px;
  font-weight:600;font-size:var(--t-sm);line-height:1.2;cursor:pointer;
  transition:background .14s,border-color .14s,box-shadow .14s,transform .08s;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 1px 2px rgba(140,42,33,.30), var(--sh-in)}
.btn-primary:hover{background:var(--red-2)}
.btn-dark{background:var(--dark);color:#fff;box-shadow:0 1px 2px rgba(0,0,0,.24), var(--sh-in)}
.btn-dark:hover{background:#000}
.btn-light{
  background:var(--card);color:var(--text-2);border-color:var(--line);box-shadow:var(--sh-1);
}
.btn-light:hover{background:var(--sunken);border-color:var(--line-fort);color:var(--text)}

/* ==========================================================================
   Tableaux
   ========================================================================== */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 -6px;padding:0 6px}
.table{width:100%;border-collapse:separate;border-spacing:0;font-size:var(--t-sm)}
.table th{
  text-align:left;color:var(--muted);font-size:9.5px;text-transform:uppercase;
  letter-spacing:1.1px;font-weight:700;padding:0 12px 9px;border-bottom:1px solid var(--line-fort);
  white-space:nowrap;
}
.table td{padding:13px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
.table tbody tr:last-child td{border-bottom:0}
.table tbody tr{transition:background .12s}
.table tbody tr:hover{background:var(--sunken)}
.table a{color:var(--blue);font-weight:500}
.table a:hover{text-decoration:underline}

.badge{
  display:inline-flex;align-items:center;padding:4px 9px;border-radius:99px;
  font-size:var(--t-micro);font-weight:700;letter-spacing:.1px;white-space:nowrap;
}
.badge.green{background:var(--green-bg);color:var(--green)}
.badge.red{background:var(--red-bg);color:var(--red-txt)}
.badge.orange{background:var(--orange-bg);color:var(--orange)}
.badge.blue{background:var(--blue-bg);color:var(--blue)}

.progress{height:7px;background:var(--bg-2);border-radius:99px;overflow:hidden}
.progress span{display:block;height:100%;border-radius:99px;background:var(--red);transition:width .4s}

/* ==========================================================================
   Immeubles, étages, logements
   ========================================================================== */
.building-card{overflow:hidden;transition:transform .16s,box-shadow .16s;display:block}
.building-card:hover{transform:translateY(-2px);box-shadow:var(--sh-3)}
.building-image{height:190px;background-size:cover;background-position:center;position:relative}
.building-overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(10,12,16,.76))}
.building-info{position:absolute;bottom:15px;left:17px;right:17px;color:#fff}
.building-info h3{margin:0 0 3px;font-size:var(--t-lg)}
.building-info span{font-size:var(--t-xs);opacity:.86}
.building-body{padding:15px 17px}
.building-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}
.meta{background:var(--sunken);padding:9px 11px;border-radius:var(--r-xs);border:1px solid var(--line)}
.meta small{display:block;color:var(--muted);font-size:9.5px;text-transform:uppercase;letter-spacing:.7px}
.meta strong{display:block;margin-top:3px;font-size:var(--t-sm)}

.floor{border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;margin-bottom:11px;background:var(--card)}
.floor-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:11px}
.floor-head strong{font-size:var(--t-md)}
.units{display:flex;flex-wrap:wrap;gap:9px}
.unit{
  width:82px;height:62px;border-radius:var(--r-xs);background:var(--sunken);
  display:grid;place-items:center;text-align:center;border:1px solid var(--line);
  transition:transform .14s,box-shadow .14s,border-color .14s;
}
a.unit:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.unit strong{font-size:var(--t-sm)}
.unit small{font-size:9px;color:var(--muted);display:block;margin-top:2px}
.unit.occupied{background:#fdf0ee;border-color:#f2cdc7}
.unit.available{background:#e9f6ef;border-color:#c4e6d5}
.unit.maintenance{background:#fdf2e2;border-color:#f2d8ab}
.unit.reserved{background:#e9eefb;border-color:#c8d5f4}
.unit.inactive{background:#f1f0ee;border-color:#dcd9d3;opacity:.7}

/* ==========================================================================
   Bandeau immeuble
   ========================================================================== */
.hero{
  border-radius:var(--r-lg);min-height:250px;background-size:cover;background-position:center;
  position:relative;overflow:hidden;color:#fff;box-shadow:var(--sh-3);
}
.hero:after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(96deg,rgba(8,10,14,.86) 0%,rgba(8,10,14,.52) 46%,rgba(8,10,14,.10) 100%);
}
.hero-content{position:relative;z-index:1;padding:32px 34px;max-width:640px}
.hero h2{font-size:30px;margin:6px 0 4px;letter-spacing:-.02em}
.hero p{color:#d3d6da;margin:0 0 16px;font-size:var(--t-sm)}
.kpis{display:flex;gap:10px;flex-wrap:wrap}
.kpi{
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.16);
  padding:9px 13px;border-radius:var(--r-sm);backdrop-filter:blur(8px);
}
.kpi b{display:block;font-size:var(--t-lg);line-height:1.2}
.kpi small{font-size:9.5px;color:#c4c8cd;text-transform:uppercase;letter-spacing:.8px}

/* ==========================================================================
   Formulaires
   ========================================================================== */
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}
.field label{display:block;font-size:var(--t-xs);font-weight:600;margin-bottom:6px;color:var(--text-2)}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line-fort);border-radius:var(--r-sm);padding:10px 12px;
  background:var(--card);font:inherit;font-size:var(--t-sm);color:var(--text);
  transition:border-color .14s,box-shadow .14s;
}
.field input::placeholder,.field textarea::placeholder{color:#b3b8bf}
.field input:hover,.field select:hover,.field textarea:hover{border-color:#bdb8ae}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(37,95,174,.14);
}
.field input[readonly]{background:var(--sunken);color:var(--text-2)}
.field textarea{min-height:104px;resize:vertical;line-height:1.6}
.field select{
  appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='none' stroke='%23868c95' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' d='M1 1.5 6 6.5l5-5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 12px center;padding-right:32px;
}
.full{grid-column:1/-1}

.alert{
  padding:11px 14px;border-radius:var(--r-sm);background:var(--red-bg);color:var(--red-txt);
  font-size:var(--t-sm);margin-bottom:15px;border:1px solid #f2cdc7;
}

/* ==========================================================================
   Connexion
   ========================================================================== */
.login-page{min-height:100vh;display:grid;grid-template-columns:1.12fr .88fr;background:#101114}
.login-visual{
  background-image:linear-gradient(88deg,rgba(8,10,14,.80),rgba(8,10,14,.14)),
                   url('../images/immeuble-reference.jpg');
  background-size:cover;background-position:center;display:flex;align-items:flex-end;
  padding:56px;color:#fff;
}
.login-visual h1{font-size:40px;max-width:15ch;margin:0 0 14px;letter-spacing:-.024em;line-height:1.12}
.login-visual p{max-width:46ch;color:#c9cdd2;font-size:var(--t-md)}
.login-box{background:var(--bg);display:flex;align-items:center;justify-content:center;padding:32px}
.login-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);padding:38px 36px;
  width:min(430px,100%);box-shadow:var(--sh-3);
}
.login-card .brand{margin:0 0 28px}
.login-card h2{font-size:24px;margin:0 0 5px;letter-spacing:-.02em}
.login-card .subtitle{color:var(--muted);font-size:var(--t-sm);margin-bottom:24px}
.login-card .field{margin-bottom:14px}
.login-card button{width:100%;padding:12px}

/* ==========================================================================
   Adaptations
   ========================================================================== */
@media(max-width:1180px){
  .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .two,.three{grid-template-columns:1fr}
  :root{--sidebar:218px}
}
@media(max-width:820px){
  .sidebar{position:static;width:100%;flex-basis:auto;height:auto;padding:18px 14px}
  .app-shell{display:block}
  .main{margin:0;width:100%;padding:20px 18px 36px}
  .sidebar nav{grid-template-columns:repeat(2,1fr)}
  .sidebar nav a.active:before{display:none}
  .sidebar-bottom{margin-top:16px}
  .login-page{grid-template-columns:1fr}
  .login-visual{display:none}
  .hero-content{padding:24px}
  .hero h2{font-size:24px}
}
@media(max-width:520px){
  :root{--t-h1:21px}
  .stats,.form-grid{grid-template-columns:1fr}
  .topbar{flex-wrap:wrap;gap:10px}
  .profile-pill span:last-child{display:none}
  .section{padding:16px}
  .login-card{padding:26px 22px}
  .login-visual h1{font-size:28px}
}
@media(prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
}
@media print{
  .sidebar,.topbar,.btn,.icon-btn{display:none !important}
  .main{margin:0;width:100%;padding:0}
  .card{box-shadow:none;border-color:#ddd}
}