/* ── Reset & base ── */
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:Arial,Helvetica,sans-serif;background:#f0f4f8;color:#17202a;min-height:100vh;display:flex;flex-direction:column}

/* ── Top header ── */
.app-header{position:fixed;top:0;left:0;right:0;height:60px;background:#000;color:#fff;display:flex;align-items:center;padding:0 20px;gap:16px;z-index:200;box-shadow:0 2px 8px rgba(0,0,0,.35)}
.header-brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.header-brand-logo{height:30px;width:auto;display:block}
.header-logo{font-size:1.05rem;font-weight:700;letter-spacing:.2px;color:#fff;white-space:nowrap}
.header-spacer{flex:1}
.header-user{display:flex;align-items:center;gap:12px;font-size:.9rem}
.header-user em{color:#94a3b8;font-style:normal}
.header-user button{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.2);border-radius:6px;padding:6px 12px;cursor:pointer;font-size:.85rem;transition:background .2s}
.header-user button:hover{background:rgba(255,255,255,.22)}
.header-profile-btn{padding:6px 10px;font-size:.85rem}
.sidebar-toggle{display:none;background:none;border:none;color:#fff;font-size:1.4rem;cursor:pointer;padding:4px 8px;line-height:1}

/* ── Layout shell ── */
.app-shell{display:flex;padding-top:60px;min-height:100vh}

/* ── Sidebar ── */
.sidebar{width:220px;flex-shrink:0;background:#000;min-height:calc(100vh - 60px);position:fixed;top:60px;left:0;bottom:0;overflow-y:auto;transition:transform .25s ease;z-index:100}
.sidebar nav{padding:16px 0}
.sidebar nav a{display:flex;align-items:center;gap:10px;padding:11px 22px;color:#94a3b8;text-decoration:none;font-size:.92rem;font-weight:500;border-left:3px solid transparent;transition:all .15s}
.sidebar nav a:hover{color:#fff;background:rgba(255,255,255,.06)}
.sidebar nav a.active{color:#fff;background:rgba(255,255,255,.08);border-left-color:#3b82f6}
.sidebar-section{padding:16px 22px 6px;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:#475569}

/* ── Main content ── */
.app-main{margin-left:220px;flex:1;padding:28px 28px 60px;max-width:none;width:100%}

/* ── Cards & typography ── */
.card{background:#fff;border-radius:12px;padding:22px;margin-bottom:20px;box-shadow:0 2px 12px rgba(16,42,67,.08)}
h1{font-size:1.5rem;font-weight:700;margin-bottom:20px;color:#0f2d4a}
h2{font-size:1.1rem;font-weight:700;margin-bottom:12px;color:#17202a}

/* ── Forms ── */
input,select,textarea{width:100%;padding:10px;border:1px solid #cbd5e1;border-radius:8px;margin-top:5px;font-size:.95rem;background:#fff}
input:focus,select:focus,textarea:focus{outline:2px solid #3b82f6;outline-offset:-1px;border-color:transparent}
label{font-weight:600;margin-bottom:14px;display:block;font-size:.9rem;color:#334155}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}
.narrow{max-width:440px}
.filters,.inline{display:flex;gap:10px;align-items:end;flex-wrap:wrap}
.filters input,.filters select{max-width:280px}

/* ── Buttons ── */
button,.button{background:#0f3d5e;color:#fff;border:0;border-radius:8px;padding:10px 16px;text-decoration:none;display:inline-block;cursor:pointer;font-size:.9rem;font-weight:600;transition:background .2s}
button:hover,.button:hover{background:#0d3352}
.secondary{background:#64748b}.secondary:hover{background:#4f5f70}

/* ── Tables ── */
table{width:100%;border-collapse:collapse;margin-top:8px}
th{padding:10px 12px;border-bottom:2px solid #e2e8f0;text-align:left;font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:#64748b}
td{padding:11px 12px;border-bottom:1px solid #f1f5f9;vertical-align:top;font-size:.92rem}
tr:last-child td{border-bottom:none}
tr:hover td{background:#f8fafc}

/* ── Misc ── */
small,.muted{color:#64748b;font-size:.85rem}
a{color:#0f3d5e;text-decoration:none}a:hover{text-decoration:underline}
.flash{padding:12px 16px;border-radius:8px;margin-bottom:18px;font-size:.92rem}
.flash.success{background:#dcfce7;color:#166534;border:1px solid #bbf7d0}
.flash.error{background:#fee2e2;color:#991b1b;border:1px solid #fecaca}
.note{border-left:4px solid #0f3d5e;background:#f8fafc;padding:12px 14px;margin-top:12px;border-radius:0 8px 8px 0}
.actions{display:flex;flex-wrap:wrap;gap:10px}
pre{white-space:pre-wrap;background:#0f172a;color:#e2e8f0;padding:15px;border-radius:8px}

/* ── Email compose ── */
.compose-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap;gap:10px}
.compose-title{margin:0}
.compose-subtitle{margin:4px 0 0}
.compose-topcard{margin-bottom:14px}
.compose-topgrid{grid-template-columns:1fr 1fr;gap:14px}
.compose-grid{display:grid;grid-template-columns:1fr;gap:16px;align-items:stretch}
.compose-panel{margin-bottom:0;display:flex;flex-direction:column}
.compose-panel-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;gap:8px}
.compose-panel-title{margin:0}
.compose-panel-help{font-size:.8rem}
.compose-editor{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-size:.82rem;flex:1;resize:vertical}
.compose-preview{flex:1;min-height:500px;border:1px solid #e2e8f0;border-radius:8px;background:#fff}
.compose-rich-editor{min-height:460px;border:1px solid #e2e8f0;border-radius:8px;background:#fff;padding:14px;line-height:1.5;overflow:auto}
.compose-rich-editor:focus{outline:2px solid #3b82f6;outline-offset:0}
.compose-rich-editor p{margin:0 0 12px;line-height:1.6}
.compose-rich-editor p:last-child{margin-bottom:0}
.compose-rich-editor div{margin:0 0 12px;line-height:1.6}
.compose-rich-editor div:last-child{margin-bottom:0}
.compose-rich-editor h1,.compose-rich-editor h2,.compose-rich-editor h3{margin:16px 0 10px;line-height:1.3}
.compose-rich-editor ul,.compose-rich-editor ol{margin:0 0 12px 22px}
.compose-rich-editor li{margin:0 0 6px}
.compose-actions{margin-top:16px;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.compose-to{font-size:.85rem;overflow-wrap:anywhere}

/* ── Invoice actions ── */
.invoice-actions-cell{min-width:340px}
.invoice-actions{display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.invoice-actions form{margin:0}
.invoice-payment-form{display:flex;gap:8px;align-items:center;flex-wrap:wrap;width:100%}
.invoice-payment-form input{flex:1;min-width:180px;margin-top:0}

/* ── Copyright footer ── */
.app-footer{position:fixed;bottom:14px;right:20px;font-size:.76rem;color:rgba(100,116,139,.6);pointer-events:none;z-index:50}

/* ── Dashboard ── */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px}
.stat-card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 2px 12px rgba(16,42,67,.08);border-top:4px solid #0f3d5e}
.stat-card.accent{border-top-color:#2563eb}.stat-card.green{border-top-color:#16a34a}
.stat-value{font-size:2rem;font-weight:700;color:#17202a;line-height:1.1}
.stat-label{color:#64748b;font-size:.9rem;margin-top:6px}
.dash-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:18px;margin-bottom:20px}
.dash-cols .card{margin-bottom:0}

/* ── Badges ── */
.status-badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:.78em;font-weight:700;text-transform:capitalize}
.status-new{background:#dbeafe;color:#1e40af}.status-contacted{background:#fef9c3;color:#854d0e}
.status-interested{background:#dcfce7;color:#166534}.status-invoice_sent{background:#ede9fe;color:#5b21b6}
.status-paid{background:#bbf7d0;color:#14532d}.status-not_interested{background:#fee2e2;color:#991b1b}
.role-badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:.78em;font-weight:700;background:#e2e8f0;color:#334155}
.role-admin{background:#fef3c7;color:#92400e}.role-sales{background:#dbeafe;color:#1e40af}

/* ── Lead detail ── */
.lead-contact-panel{background:#f8fafc;border:1px solid #dbe5ef;border-radius:10px;padding:14px 16px;margin:10px 0 12px}
.lead-contact-name{font-size:1.2rem;font-weight:700;color:#0f2d4a;margin:0 0 8px}
.lead-contact-lines{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:8px}
.lead-contact-lines p{margin:0;font-size:.96rem}
.lead-meta-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.lead-meta-chip{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:999px;background:#eef2ff;color:#1e293b;font-size:.85rem}

/* ── Auth page ── */
.auth-page{display:flex;flex-direction:column;gap:14px;max-width:640px;margin:0 auto}
.auth-return{font-size:.88rem;color:#475569;text-decoration:none;display:inline-flex;align-items:center;gap:6px}
.auth-return::before{content:'\2190';font-size:.9rem}
.auth-return:hover{color:#0f3d5e;text-decoration:none}
.auth-card{background:#fff;border-radius:14px;padding:28px;box-shadow:0 20px 40px rgba(15,45,74,.12);border:1px solid #dbe5ef}
.auth-logo{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,#0f2d4a,#2e6fa4);color:#fff;font-weight:700;display:grid;place-items:center;margin-bottom:16px}
.auth-card h1{margin-bottom:8px;font-size:1.55rem;line-height:1.2}
.auth-card h2{margin:18px 0 4px;font-size:1.1rem}
.auth-copy{color:#475569;line-height:1.55;max-width:52ch}
.auth-subcopy{color:#64748b;font-size:.92rem;margin-bottom:14px}
.auth-form label{display:block;margin-bottom:12px;font-weight:600;color:#334155}
.auth-form input{height:42px}
.auth-form button{width:100%;margin-top:8px;padding:12px 16px;border-radius:10px;background:#0f2d4a}
.auth-form button:hover{background:#143a5f}
.auth-legal{margin-top:18px;font-size:.78rem;color:#94a3b8}

/* ── Mobile ── */
@media(max-width:768px){
  .sidebar-toggle{display:block}
  .sidebar{transform:translateX(-100%)}
  .sidebar.open{transform:translateX(0)}
  .app-main{margin-left:0;padding:18px 16px 60px}
  .stat-grid{grid-template-columns:1fr 1fr}
  .dash-cols{grid-template-columns:1fr}
  .overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:99}
  .overlay.show{display:block}
  table{font-size:.82rem}
  th,td{padding:8px 8px}
  .card{overflow-x:auto}
  table{display:block;overflow-x:auto;white-space:nowrap}

  .app-header{padding:0 12px;gap:8px}
  .header-brand-logo{height:24px}
  .header-logo{display:none}
  .header-user{gap:6px}
  .header-user em{display:none}
  .header-user button,.header-profile-btn{padding:5px 8px;font-size:.78rem}

  .auth-page{max-width:100%;gap:10px}
  .auth-card{padding:20px}
  .auth-card h1{font-size:1.35rem}

  .compose-topgrid{grid-template-columns:1fr}
  .compose-panel-help{display:none}
  .compose-rich-editor{min-height:300px;padding:10px}
  .invoice-actions-cell{min-width:220px}
  .invoice-actions{gap:8px}
  .invoice-payment-form{flex-direction:column;align-items:stretch}
  .invoice-payment-form input{min-width:0;width:100%}
  .lead-contact-name{font-size:1.05rem}
  .lead-contact-lines{grid-template-columns:1fr}
}