/* =====================================================================
   NEXUS CLOUD v2 — Design System (LIGHT, ultra-moderne)
   Couleurs sémantiques : vert=succès · bleu=info · orange=warning · rouge=alerte
   Thème sombre disponible via [data-theme="dark"]
   ===================================================================== */
:root{
  /* surfaces */
  --bg:#f4f6fb;
  --bg-2:#eef1f8;
  --surface:#ffffff;
  --surface-2:#f7f9fd;
  --surface-hover:#eef2fa;
  --border:#e6e9f2;
  --border-strong:#d4d9e8;
  /* texte */
  --text:#1a1f36;
  --text-dim:#5b6478;
  --text-mute:#929bb0;
  /* marque */
  --primary:#6c5ce7;
  --primary-2:#8b7bf0;
  --primary-soft:#efecfe;
  --accent:#0ea5e9;
  /* sémantique */
  --success:#16b364;       --success-soft:#e3f8ec;
  --info:#2f6bff;          --info-soft:#e6efff;
  --warning:#f79009;       --warning-soft:#fff1de;
  --danger:#f04438;        --danger-soft:#feeceb;
  --purple:#a855f7;        --purple-soft:#f6ecfe;
  /* gradients */
  --grad:linear-gradient(135deg,#6c5ce7 0%,#8b7bf0 100%);
  --grad-warm:linear-gradient(135deg,#f79009,#f04438);
  --grad-cool:linear-gradient(135deg,#0ea5e9,#2f6bff);
  --grad-soft:linear-gradient(135deg,#efecfe,#e6efff);
  /* divers */
  --radius:16px; --radius-sm:11px; --radius-lg:22px;
  --shadow-xs:0 1px 2px rgba(16,24,40,.05);
  --shadow:0 4px 18px -6px rgba(16,24,40,.12);
  --shadow-lg:0 18px 44px -16px rgba(16,24,40,.22);
  --shadow-primary:0 12px 28px -10px rgba(108,92,231,.55);
  --sidebar-w:266px;
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
}
[data-theme="dark"]{
  --bg:#0b0d17; --bg-2:#11131f; --surface:#161925; --surface-2:#1c2030; --surface-hover:#232838;
  --border:#262b3d; --border-strong:#333a52; --text:#eaecf5; --text-dim:#9aa4bf; --text-mute:#646e8a;
  --primary-soft:#221f3a; --success-soft:#0f2a1d; --info-soft:#10203f; --warning-soft:#2c2110; --danger-soft:#2c1513; --purple-soft:#241433;
  --shadow:0 8px 28px -8px rgba(0,0,0,.6); --shadow-lg:0 22px 50px -18px rgba(0,0,0,.75);
  --grad-soft:linear-gradient(135deg,#221f3a,#10203f);
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:var(--font);background:var(--bg);color:var(--text);font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:10px;border:2px solid transparent;background-clip:padding-box}

/* ---------- Layout ---------- */
.app{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar-w);position:fixed;inset:0 auto 0 0;z-index:40;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:20px 14px;transition:transform .3s cubic-bezier(.4,0,.2,1)}
.brand{display:flex;align-items:center;gap:12px;padding:6px 10px 20px}
.brand-logo{width:42px;height:42px;border-radius:13px;background:var(--grad);display:grid;place-items:center;font-weight:800;font-size:18px;color:#fff;box-shadow:var(--shadow-primary)}
.brand-name{font-weight:800;letter-spacing:-.2px;font-size:16px;color:var(--text)}
.brand-name span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.brand-sub{font-size:10px;color:var(--text-mute);letter-spacing:2px;text-transform:uppercase}

.nav{display:flex;flex-direction:column;gap:2px;overflow-y:auto;flex:1;margin-top:4px}
.nav-label{font-size:10.5px;text-transform:uppercase;letter-spacing:1.2px;color:var(--text-mute);padding:15px 12px 6px;font-weight:600}
.nav-item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:11px;color:var(--text-dim);font-weight:500;font-size:13.5px;position:relative;transition:.16s;cursor:pointer}
.nav-item svg{width:19px;height:19px;flex:none}
.nav-item:hover{background:var(--surface-hover);color:var(--text)}
.nav-item.active{background:var(--primary-soft);color:var(--primary);font-weight:600}
.nav-item.active svg{color:var(--primary)}
.nav-item .badge{margin-left:auto;font-size:10px;background:var(--danger);color:#fff;padding:2px 7px;border-radius:20px;font-weight:700}

.main{flex:1;margin-left:var(--sidebar-w);min-width:0;display:flex;flex-direction:column}
.topbar{position:sticky;top:0;z-index:30;display:flex;align-items:center;gap:16px;padding:15px 28px;background:rgba(255,255,255,.8);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
[data-theme="dark"] .topbar{background:rgba(11,13,23,.8)}
.page-title{font-size:19px;font-weight:700;letter-spacing:-.3px}
.page-title small{display:block;font-size:12px;color:var(--text-mute);font-weight:400;letter-spacing:0;margin-top:1px}
.topbar-spacer{flex:1}
.search{display:flex;align-items:center;gap:10px;background:var(--surface-2);border:1px solid var(--border);padding:9px 14px;border-radius:11px;min-width:230px;color:var(--text-mute)}
.search input{background:none;border:none;outline:none;color:var(--text);width:100%;font-size:13px}
.content{padding:28px;max-width:1440px;width:100%}
.menu-toggle{display:none;background:var(--surface-2);border:1px solid var(--border);border-radius:10px;width:40px;height:40px;color:var(--text);cursor:pointer}
.icon-btn{width:40px;height:40px;border-radius:11px;background:var(--surface-2);border:1px solid var(--border);color:var(--text-dim);cursor:pointer;display:grid;place-items:center;transition:.16s}
.icon-btn:hover{background:var(--surface-hover);color:var(--text)}

.user-chip{display:flex;align-items:center;gap:10px;padding:5px 12px 5px 6px;border-radius:11px;background:var(--surface-2);border:1px solid var(--border);cursor:pointer}
.avatar{width:34px;height:34px;border-radius:9px;background:var(--grad);display:grid;place-items:center;font-weight:700;color:#fff;font-size:13px}
.user-chip .meta b{font-size:13px;display:block;line-height:1.2;color:var(--text)}
.user-chip .meta span{font-size:11px;color:var(--text-mute)}

/* ---------- Cards ---------- */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-xs);position:relative;transition:transform .22s cubic-bezier(.4,0,.2,1),box-shadow .22s,border-color .22s;animation:rise .45s both}
.card:hover{box-shadow:var(--shadow);border-color:var(--border-strong)}
@keyframes rise{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.grid{display:grid;gap:20px}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.col-span-2{grid-column:span 2}

/* Stat cards */
.stat{display:flex;flex-direction:column;gap:14px}
.stat .top{display:flex;align-items:center;justify-content:space-between}
.stat .ico{width:46px;height:46px;border-radius:13px;display:grid;place-items:center}
.stat .ico svg{width:22px;height:22px}
.ico.i-primary{background:var(--primary-soft);color:var(--primary)}
.ico.i-success{background:var(--success-soft);color:var(--success)}
.ico.i-info{background:var(--info-soft);color:var(--info)}
.ico.i-warning{background:var(--warning-soft);color:var(--warning)}
.ico.i-danger{background:var(--danger-soft);color:var(--danger)}
.ico.i-purple{background:var(--purple-soft);color:var(--purple)}
.stat .val{font-size:29px;font-weight:800;letter-spacing:-1px;color:var(--text)}
.stat .lbl{color:var(--text-dim);font-size:13px}
.trend{font-size:12px;display:inline-flex;align-items:center;gap:4px;padding:3px 9px;border-radius:20px;font-weight:600}
.trend.up{color:var(--success);background:var(--success-soft)}
.trend.down{color:var(--danger);background:var(--danger-soft)}

.card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.card-head h3{font-size:15px;font-weight:700;color:var(--text)}
.card-head .sub{font-size:12px;color:var(--text-mute)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;justify-content:center;padding:10px 17px;border-radius:11px;font-weight:600;font-size:13.5px;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;transition:.16s;white-space:nowrap}
.btn svg{width:17px;height:17px}
.btn:hover{background:var(--surface-hover);border-color:var(--border-strong)}
.btn-primary{background:var(--grad);border:none;color:#fff;box-shadow:var(--shadow-primary)}
.btn-primary:hover{filter:brightness(1.05);transform:translateY(-1px)}
.btn-success{background:var(--success);border:none;color:#fff}
.btn-info{background:var(--info);border:none;color:#fff}
.btn-warning{background:var(--warning);border:none;color:#fff}
.btn-danger{background:var(--danger-soft);border-color:transparent;color:var(--danger)}
.btn-danger:hover{background:var(--danger);color:#fff}
.btn-ghost{background:transparent;border-color:transparent}
.btn-sm{padding:7px 12px;font-size:12.5px;border-radius:9px}
.btn-icon{width:38px;height:38px;padding:0}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* ---------- Forms ---------- */
.field{margin-bottom:16px}
.field label{display:block;font-size:12.5px;color:var(--text-dim);margin-bottom:7px;font-weight:600}
.input,.select,textarea.input{width:100%;background:var(--surface);border:1px solid var(--border-strong);border-radius:11px;padding:11px 14px;color:var(--text);font-size:13.5px;font-family:inherit;outline:none;transition:.16s}
.input::placeholder{color:var(--text-mute)}
.input:focus,.select:focus,textarea.input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
textarea.input{resize:vertical;min-height:110px}
.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='%23929bb0' stroke-width='2'><path d='M4 6l4 4 4-4'/></svg>");background-repeat:no-repeat;background-position:right 14px center;padding-right:38px}
.hint{font-size:11.5px;color:var(--text-mute);margin-top:6px}
.row{display:flex;gap:14px}.row>*{flex:1}

.switch{position:relative;display:inline-block;width:42px;height:24px}
.switch input{display:none}
.switch .track{position:absolute;inset:0;background:var(--border-strong);border-radius:30px;transition:.2s;cursor:pointer}
.switch .track::before{content:"";position:absolute;left:3px;top:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:.2s;box-shadow:var(--shadow-xs)}
.switch input:checked+.track{background:var(--success)}
.switch input:checked+.track::before{transform:translateX(18px)}

/* ---------- Tables ---------- */
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--border);background:var(--surface)}
table{width:100%;border-collapse:collapse;font-size:13px}
thead th{text-align:left;padding:12px 16px;font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--text-mute);background:var(--surface-2);border-bottom:1px solid var(--border);font-weight:600}
tbody td{padding:13px 16px;border-bottom:1px solid var(--border);color:var(--text-dim)}
tbody tr{transition:.14s}
tbody tr:hover{background:var(--surface-2)}
tbody tr:last-child td{border-bottom:none}
td b,td strong{color:var(--text);font-weight:600}

/* ---------- Badges sémantiques ---------- */
.badge-pill{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:600;padding:4px 11px;border-radius:30px}
.badge-pill::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.b-active,.b-connected,.b-sent,.b-confirmed,.b-completed,.b-delivered,.b-inbox,.b-success{color:var(--success);background:var(--success-soft)}
.b-pending,.b-scheduled,.b-processing,.b-draft,.b-warming{color:var(--warning);background:var(--warning-soft)}
.b-info,.b-running{color:var(--info);background:var(--info-soft)}
.b-paused,.b-expired{color:var(--text-mute);background:var(--surface-2)}
.b-bounced,.b-failed,.b-error,.b-complained,.b-suspended,.b-invalid,.b-spam{color:var(--danger);background:var(--danger-soft)}

/* ---------- Alertes ---------- */
.alert{display:flex;gap:12px;align-items:flex-start;padding:14px 16px;border-radius:12px;font-size:13px;border:1px solid;margin-bottom:16px}
.alert svg{width:19px;height:19px;flex:none;margin-top:1px}
.alert-success{background:var(--success-soft);border-color:transparent;color:#0c7a44}
.alert-info{background:var(--info-soft);border-color:transparent;color:#1c4fd6}
.alert-warning{background:var(--warning-soft);border-color:transparent;color:#b45309}
.alert-danger{background:var(--danger-soft);border-color:transparent;color:#b42318}

/* ---------- Misc ---------- */
.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-8{gap:8px}.gap-12{gap:12px}.gap-16{gap:16px}.wrap{flex-wrap:wrap}
.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mb-8{margin-bottom:8px}.mb-16{margin-bottom:16px}.mb-24{margin-bottom:24px}
.text-dim{color:var(--text-dim)}.text-mute{color:var(--text-mute)}.text-right{text-align:right}.text-center{text-align:center}
.divider{height:1px;background:var(--border);margin:18px 0}
.tag{display:inline-flex;align-items:center;gap:5px;font-size:11px;padding:3px 9px;border-radius:7px;background:var(--surface-2);color:var(--text-dim);border:1px solid var(--border);font-weight:500}
.tag.t-success{background:var(--success-soft);color:var(--success);border-color:transparent}
.tag.t-info{background:var(--info-soft);color:var(--info);border-color:transparent}
.tag.t-warning{background:var(--warning-soft);color:var(--warning);border-color:transparent}
.tag.t-danger{background:var(--danger-soft);color:var(--danger);border-color:transparent}

.progress{height:8px;background:var(--surface-2);border-radius:30px;overflow:hidden;border:1px solid var(--border)}
.progress .bar{height:100%;background:var(--grad);border-radius:30px;transition:width .5s}
.progress .bar.c-success{background:var(--success)}
.progress .bar.c-warning{background:var(--warning)}
.progress .bar.c-danger{background:var(--danger)}
.progress .bar.c-info{background:var(--info)}

.empty{text-align:center;padding:50px 20px;color:var(--text-mute)}
.empty .ico{width:60px;height:60px;border-radius:16px;background:var(--surface-2);display:grid;place-items:center;margin:0 auto 16px;color:var(--text-mute)}
.empty .ico svg{width:28px;height:28px}
.empty h3{color:var(--text);margin-bottom:6px}

.flash{position:fixed;top:18px;right:18px;z-index:90;display:flex;flex-direction:column;gap:10px}
.flash .msg{padding:13px 16px 13px 14px;border-radius:12px;font-size:13px;font-weight:500;border:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow-lg);animation:slideIn .35s both;display:flex;gap:10px;align-items:center;min-width:260px;border-left:4px solid var(--primary)}
.flash .msg.success{border-left-color:var(--success)}
.flash .msg.error{border-left-color:var(--danger)}
.flash .msg.info{border-left-color:var(--info)}
.flash .msg.warning{border-left-color:var(--warning)}
@keyframes slideIn{from{opacity:0;transform:translateX(30px)}to{opacity:1;transform:none}}

.modal-overlay{position:fixed;inset:0;background:rgba(16,24,40,.45);backdrop-filter:blur(4px);z-index:80;display:none;align-items:center;justify-content:center;padding:20px}
.modal-overlay.open{display:flex;animation:fade .2s}
@keyframes fade{from{opacity:0}to{opacity:1}}
.modal{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);width:100%;max-width:560px;box-shadow:var(--shadow-lg);max-height:90vh;overflow:auto;animation:pop .22s}
@keyframes pop{from{transform:scale(.97) translateY(8px);opacity:0}to{transform:none;opacity:1}}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;border-bottom:1px solid var(--border)}
.modal-head h3{font-size:16px}
.modal-body{padding:22px}
.modal-foot{padding:16px 22px;border-top:1px solid var(--border);display:flex;gap:10px;justify-content:flex-end}
.close-x{background:var(--surface-2);border:1px solid var(--border);width:34px;height:34px;border-radius:10px;color:var(--text-dim);cursor:pointer;font-size:18px}

.counter{font-variant-numeric:tabular-nums}
.timeline-step{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--border)}
.timeline-step:last-child{border-bottom:none}
.step-num{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-weight:700;flex:none;font-size:13px}

@media(max-width:1100px){.grid.cols-4{grid-template-columns:repeat(2,1fr)}.grid.cols-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:860px){
  .sidebar{transform:translateX(-100%)}.sidebar.open{transform:none}.main{margin-left:0}
  .menu-toggle{display:grid;place-items:center}
  .grid.cols-4,.grid.cols-3,.grid.cols-2{grid-template-columns:1fr}.col-span-2{grid-column:auto}.search{display:none}
}