/* =================================================================
   SCALEUP — Design system
   Inspiré des maquettes : sidebar sombre, cartes claires,
   accents bleu électrique, toggles verts, coins arrondis.
   ================================================================= */

:root{
  /* Palette */
  --bg:            #f1f4f9;   /* fond application clair */
  --sidebar:       #0b1220;   /* sidebar quasi-noire bleutée */
  --sidebar-2:     #111a2e;
  --card:          #ffffff;
  --ink:           #0f1729;   /* texte principal */
  --ink-soft:      #5b6678;   /* texte secondaire */
  --line:          #e6eaf1;   /* bordures */
  --brand:         #2563ff;   /* bleu Scaleup */
  --brand-deep:    #1d4ed8;
  --brand-tint:    #eef3ff;
  --green:         #22c55e;   /* toggles actifs / WhatsApp */
  --green-tint:    #e9f9ef;
  --red:           #ef4444;
  --red-tint:      #fdecec;
  --amber:         #f59e0b;
  --violet:        #8b5cf6;

  --radius:        16px;
  --radius-sm:     10px;
  --shadow:        0 1px 2px rgba(16,23,41,.04), 0 8px 24px rgba(16,23,41,.06);
  --shadow-lg:     0 12px 40px rgba(16,23,41,.12);

  --font:          'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

*{ box-sizing:border-box; margin:0; padding:0; }
html,body{ height:100%; }
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  line-height:1.5;
}
a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }

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

/* ---------------- Sidebar ---------------- */
.sidebar{
  width:264px; flex-shrink:0;
  background:linear-gradient(180deg,var(--sidebar),var(--sidebar-2));
  color:#cdd6e6;
  display:flex; flex-direction:column;
  padding:22px 16px;
  position:sticky; top:0; height:100vh;
}
.brand{ display:flex; align-items:center; gap:10px; padding:6px 8px 4px; }
.brand .logo{
  width:34px; height:34px; border-radius:10px;
  background:radial-gradient(circle at 30% 30%, #4f8bff, #2563ff 60%, #1746c9);
  display:grid; place-items:center; color:#fff; font-weight:800;
  box-shadow:0 6px 16px rgba(37,99,255,.45);
}
.brand b{ font-size:1.35rem; color:#fff; letter-spacing:-.3px; }
.brand small{ display:block; color:#7c89a3; font-size:.7rem; margin-top:2px; }

.nav{ margin-top:22px; display:flex; flex-direction:column; gap:4px; }
.nav a{
  display:flex; align-items:center; gap:12px;
  padding:11px 12px; border-radius:11px;
  color:#aeb9cf; font-weight:500; font-size:.94rem;
  transition:background .15s, color .15s;
}
.nav a svg{ width:20px; height:20px; flex-shrink:0; opacity:.9; }
.nav a:hover{ background:rgba(255,255,255,.05); color:#fff; }
.nav a.active{
  background:var(--brand); color:#fff;
  box-shadow:0 8px 20px rgba(37,99,255,.35);
}

.sidebar .spacer{ flex:1; }
.quota{
  border-top:1px solid rgba(255,255,255,.08);
  padding:16px 8px 8px; margin-top:10px;
}
.quota .lbl{ display:flex; align-items:center; gap:6px; color:#ff6b6b; font-size:.8rem; font-weight:600; }
.quota .num{ color:#ff6b6b; font-size:1.5rem; font-weight:800; margin:4px 0; }
.quota .bar{ height:6px; border-radius:6px; background:rgba(255,255,255,.1); overflow:hidden; }
.quota .bar i{ display:block; height:100%; width:100%; background:linear-gradient(90deg,#ff5b5b,#ff2d2d); }
.quota p{ color:#8593ad; font-size:.78rem; margin-top:8px; }

.userbox{
  display:flex; align-items:center; gap:10px;
  background:rgba(255,255,255,.05); border-radius:12px;
  padding:10px 12px; margin-top:14px;
}
.userbox .av{
  width:34px; height:34px; border-radius:50%;
  background:var(--brand); color:#fff; display:grid; place-items:center;
  font-size:.8rem; font-weight:700;
}
.userbox .meta b{ color:#fff; font-size:.86rem; display:block; }
.userbox .meta span{ color:#8593ad; font-size:.74rem; }

.logout{ margin-top:10px; }
.logout a{ color:#9aa6bd; }
.logout a:hover{ color:#fff; }

/* ---------------- Zone principale ---------------- */
.main{ flex:1; min-width:0; display:flex; flex-direction:column; }
.topbar{
  display:flex; align-items:center; gap:14px;
  padding:18px 28px; background:transparent;
}
.acct-pill{
  display:flex; align-items:center; gap:10px;
  background:var(--card); border:1px solid var(--line);
  border-radius:999px; padding:8px 16px; box-shadow:var(--shadow);
  font-weight:600; font-size:.9rem;
}
.acct-pill .dot{ width:26px;height:26px;border-radius:50%;display:grid;place-items:center;color:#fff; }
.acct-pill .dot.wa{ background:var(--green); }
.acct-pill small{ color:var(--green); font-weight:600; }
.topbar .grow{ flex:1; }
.iconbtn{
  width:42px; height:42px; border-radius:12px; border:1px solid var(--line);
  background:var(--card); display:grid; place-items:center; cursor:pointer;
  position:relative; color:var(--ink-soft);
}
.iconbtn .badge{
  position:absolute; top:-5px; right:-5px; background:var(--red); color:#fff;
  font-size:.66rem; font-weight:700; min-width:18px; height:18px; border-radius:9px;
  display:grid; place-items:center; padding:0 4px;
}

.content{ padding:8px 28px 48px; }
.page-head h1{ font-size:1.7rem; letter-spacing:-.5px; }
.page-head p{ color:var(--ink-soft); margin-top:4px; }

/* ---------------- Cartes ---------------- */
.card{
  background:var(--card); border:1px solid var(--line);
  border-radius:var(--radius); box-shadow:var(--shadow);
  padding:22px;
}
.card + .card{ margin-top:18px; }
.card h2,.card h3{ letter-spacing:-.2px; }

.grid{ display:grid; gap:18px; }
.grid.cols-3{ grid-template-columns:repeat(3,1fr); }
.grid.cols-4{ grid-template-columns:repeat(4,1fr); }
.grid.cols-2{ grid-template-columns:repeat(2,1fr); }

/* Stat cards */
.stat{ background:var(--card); border:1px solid var(--line); border-radius:14px; padding:18px; box-shadow:var(--shadow); }
.stat .ico{ width:42px;height:42px;border-radius:12px;display:grid;place-items:center;margin-bottom:10px; }
.stat .ico.blue{ background:var(--brand-tint); color:var(--brand); }
.stat .ico.green{ background:var(--green-tint); color:var(--green); }
.stat .ico.amber{ background:#fef3e2; color:var(--amber); }
.stat .ico.violet{ background:#f1ecff; color:var(--violet); }
.stat .ico.red{ background:var(--red-tint); color:var(--red); }
.stat .lbl{ color:var(--ink-soft); font-size:.85rem; }
.stat .val{ font-size:1.9rem; font-weight:800; letter-spacing:-1px; margin-top:2px; }
.stat .sub{ color:var(--ink-soft); font-size:.8rem; margin-top:2px; }

/* ---------------- Boutons ---------------- */
.btn{
  display:inline-flex; align-items:center; gap:8px; justify-content:center;
  border:none; cursor:pointer; font-family:inherit; font-weight:600; font-size:.92rem;
  padding:11px 18px; border-radius:11px; transition:transform .05s, box-shadow .15s, background .15s;
}
.btn:active{ transform:translateY(1px); }
.btn-primary{ background:var(--brand); color:#fff; box-shadow:0 8px 20px rgba(37,99,255,.28); }
.btn-primary:hover{ background:var(--brand-deep); }
.btn-green{ background:var(--green); color:#fff; box-shadow:0 8px 20px rgba(34,197,94,.28); }
.btn-ghost{ background:#fff; border:1px solid var(--line); color:var(--ink); }
.btn-ghost:hover{ background:#f7f9fc; }
.btn-danger{ background:var(--red-tint); color:var(--red); }
.btn-sm{ padding:8px 13px; font-size:.85rem; border-radius:9px; }
.btn-block{ width:100%; }

/* ---------------- Formulaires ---------------- */
.field{ margin-bottom:16px; }
.field label{ display:block; font-size:.85rem; font-weight:600; margin-bottom:7px; color:#33405a; }
.input, textarea.input, select.input{
  width:100%; font-family:inherit; font-size:.95rem; color:var(--ink);
  background:#fff; border:1px solid var(--line); border-radius:11px;
  padding:12px 14px; transition:border .15s, box-shadow .15s;
}
.input:focus, textarea.input:focus, select.input:focus{
  outline:none; border-color:var(--brand); box-shadow:0 0 0 4px rgba(37,99,255,.12);
}
textarea.input{ resize:vertical; min-height:120px; }
.hint{ color:var(--ink-soft); font-size:.8rem; margin-top:6px; }

/* ---------------- Toggle (switch) ---------------- */
.switch{ position:relative; display:inline-block; width:46px; height:26px; }
.switch input{ display:none; }
.switch .track{
  position:absolute; inset:0; background:#cfd6e2; border-radius:999px; transition:.2s;
}
.switch .track::before{
  content:""; position:absolute; height:20px; width:20px; left:3px; top:3px;
  background:#fff; border-radius:50%; transition:.2s; box-shadow:0 1px 3px rgba(0,0,0,.2);
}
.switch input:checked + .track{ background:var(--green); }
.switch input:checked + .track::before{ transform:translateX(20px); }

/* ---------------- Badges / pills ---------------- */
.pill{ display:inline-flex; align-items:center; gap:5px; font-size:.74rem; font-weight:700; padding:3px 9px; border-radius:999px; }
.pill.green{ background:var(--green-tint); color:#16a34a; }
.pill.red{ background:var(--red-tint); color:#dc2626; }
.pill.amber{ background:#fef3e2; color:#d97706; }
.pill.blue{ background:var(--brand-tint); color:var(--brand); }
.pill.gray{ background:#eef1f6; color:#64748b; }

/* ---------------- Tableaux ---------------- */
.table{ width:100%; border-collapse:collapse; }
.table th{ text-align:left; font-size:.78rem; text-transform:uppercase; letter-spacing:.4px; color:var(--ink-soft); padding:10px 12px; border-bottom:1px solid var(--line); }
.table td{ padding:13px 12px; border-bottom:1px solid var(--line); font-size:.92rem; }
.table tr:last-child td{ border-bottom:none; }
.table tr:hover td{ background:#fafbfe; }

/* ---------------- Avatars ---------------- */
.avatar{ width:38px;height:38px;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:700;font-size:.82rem;flex-shrink:0; }

/* ---------------- Alerts ---------------- */
.alert{ border-radius:12px; padding:13px 16px; font-size:.9rem; display:flex; gap:10px; align-items:flex-start; margin-bottom:16px; }
.alert.info{ background:var(--brand-tint); color:#1e40af; }
.alert.ok{ background:var(--green-tint); color:#15803d; }
.alert.err{ background:var(--red-tint); color:#b91c1c; }

.muted{ color:var(--ink-soft); }
.flex{ display:flex; align-items:center; }
.between{ justify-content:space-between; }
.gap{ gap:12px; }
.mt{ margin-top:16px; } .mt-lg{ margin-top:26px; }

/* ---------------- Inbox (2 colonnes) ---------------- */
.inbox{ display:grid; grid-template-columns:340px 1fr; gap:18px; height:calc(100vh - 180px); }
.thread-list{ background:var(--card); border:1px solid var(--line); border-radius:var(--radius); overflow-y:auto; }
.thread{ display:flex; gap:12px; padding:14px 16px; border-bottom:1px solid var(--line); cursor:pointer; }
.thread:hover{ background:#f8fafd; }
.thread.active{ background:var(--brand-tint); }
.thread .who{ font-weight:600; font-size:.92rem; }
.thread .prev{ color:var(--ink-soft); font-size:.84rem; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; max-width:200px; }
.thread .when{ color:var(--ink-soft); font-size:.74rem; margin-left:auto; white-space:nowrap; }

.chat{ background:var(--card); border:1px solid var(--line); border-radius:var(--radius); display:flex; flex-direction:column; }
.chat .chead{ padding:16px 20px; border-bottom:1px solid var(--line); display:flex; align-items:center; gap:12px; }
.chat .body{ flex:1; overflow-y:auto; padding:22px; display:flex; flex-direction:column; gap:10px; background:#f7f9fc; }
.bubble{ max-width:62%; padding:10px 14px; border-radius:14px; font-size:.92rem; line-height:1.45; }
.bubble.in{ background:#fff; border:1px solid var(--line); align-self:flex-start; border-bottom-left-radius:4px; }
.bubble.out{ background:var(--green); color:#fff; align-self:flex-end; border-bottom-right-radius:4px; }
.bubble .t{ display:block; font-size:.68rem; opacity:.65; margin-top:4px; }
.composer{ padding:14px; border-top:1px solid var(--line); display:flex; gap:10px; }
.composer .input{ flex:1; }
.empty-chat{ flex:1; display:grid; place-items:center; color:var(--ink-soft); text-align:center; padding:40px; }

/* ---------------- Auth ---------------- */
.auth-wrap{ min-height:100vh; display:grid; place-items:center; padding:24px;
  background:radial-gradient(1200px 600px at 80% -10%, rgba(37,99,255,.25) 0, transparent),
             linear-gradient(160deg,#0b1220,#162039); background-color:#0b1220; }
.auth-card{ width:100%; max-width:420px; background:#fff; border-radius:20px; padding:34px; box-shadow:var(--shadow-lg); }
.auth-card .brand{ justify-content:center; margin-bottom:6px; }
.auth-card h1{ text-align:center; font-size:1.4rem; margin-bottom:4px; }
.auth-card .sub{ text-align:center; color:var(--ink-soft); margin-bottom:22px; font-size:.92rem; }
.auth-foot{ text-align:center; margin-top:18px; color:var(--ink-soft); font-size:.9rem; }
.auth-foot a{ color:var(--brand); font-weight:600; }

/* ---------------- Responsive ---------------- */
@media (max-width: 1024px){
  .grid.cols-4{ grid-template-columns:repeat(2,1fr); }
  .grid.cols-3{ grid-template-columns:1fr; }
  .inbox{ grid-template-columns:1fr; height:auto; }
}
@media (max-width: 820px){
  .sidebar{ position:fixed; left:-280px; z-index:50; transition:left .2s; box-shadow:var(--shadow-lg); }
  .sidebar.open{ left:0; }
  .grid.cols-4,.grid.cols-2{ grid-template-columns:1fr; }
  .content{ padding:8px 16px 40px; }
  .topbar{ padding:14px 16px; }
}
.moburger{ display:none; }
@media (max-width:820px){ .moburger{ display:grid; } }