:root{
  --brand:#2E1E10;
  --brand-soft:#4a3423;
  --gold:#C9A227;
  --gold-soft:#e6c65a;
  --bg:#FAF7F2;
  --card:#ffffff;
  --border:#E7DFD3;
  --text:#2E1E10;
  --muted:#7a6a5a;
  --danger:#b3261e;
  --radius:12px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:"Segoe UI",system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--text);line-height:1.55;
}
a{color:inherit}
img{max-width:100%;display:block}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
.narrow{max-width:520px}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:10px;padding:11px 18px;
  font-size:14px;font-weight:600;cursor:pointer;text-decoration:none;
  transition:.15s ease;
}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-soft)}
.btn-gold{background:var(--gold);color:#2E1E10}
.btn-gold:hover{background:var(--gold-soft)}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--text)}
.btn-ghost:hover{background:#f1ebe1}
.btn-sm{padding:7px 12px;font-size:13px;border-radius:8px}
.btn-danger{background:transparent;border-color:var(--border);color:var(--danger)}
.btn-danger:hover{background:#fdeceb}
.btn[disabled]{opacity:.55;cursor:not-allowed}
.btn-block{width:100%}

/* Header */
.site-header{background:#fff;border-bottom:1px solid var(--border)}
.site-header .inner{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;max-width:1120px;margin:0 auto;gap:16px}
.logo img{height:40px;width:auto;max-width:240px;object-fit:contain}
.nav{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.nav a.link{font-size:14px;font-weight:600;text-decoration:none;padding:8px 10px;border-radius:8px}
.nav a.link:hover{background:#f1ebe1}
.nav a.link.active{background:#f1ebe1;color:var(--brand)}
.user-chip{font-size:13px;color:var(--muted)}

/* Hero */
.hero{padding:88px 0 96px;text-align:center}
.hero h1{font-size:clamp(34px,6vw,58px);line-height:1.08;margin:0;letter-spacing:-.02em;font-weight:700}
.hero h1 .gold{color:var(--gold)}
.hero p{max-width:640px;margin:22px auto 0;color:var(--muted);font-size:18px}
.hero .actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:34px}
.features{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));padding-bottom:80px}

/* Cards */
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}
.card h3{margin:0 0 6px;font-size:16px}
.card p.muted{margin:0;color:var(--muted);font-size:14px}
.grid{display:grid;gap:16px}
.grid-4{grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.stat .label{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.stat .value{font-size:26px;font-weight:700;margin-top:6px;font-variant-numeric:tabular-nums}

/* Auth */
.auth-wrap{min-height:100vh;display:grid;grid-template-columns:1fr}
@media(min-width:960px){.auth-wrap{grid-template-columns:1fr 1fr}}
.auth-side{display:none;background:var(--brand);color:#fff;padding:48px;flex-direction:column;justify-content:space-between}
@media(min-width:960px){.auth-side{display:flex}}
.auth-brand{display:inline-flex;align-items:center;align-self:flex-start;text-decoration:none}
.auth-brand img{display:block;width:min(360px,100%);height:auto;object-fit:contain}
.auth-form-brand{display:inline-flex;align-items:center;text-decoration:none}
.auth-form-brand img{display:block;width:min(300px,75vw);height:auto}
.auth-side h2{font-size:34px;line-height:1.15;margin:0}
.auth-side p{color:rgba(255,255,255,.7);max-width:420px}
.auth-side small{color:rgba(255,255,255,.5)}
.auth-main{display:flex;align-items:center;justify-content:center;padding:32px 20px}
.auth-box{width:100%;max-width:420px}
.tabs{display:flex;gap:4px;background:#f1ebe1;border:1px solid var(--border);border-radius:10px;padding:4px;margin-bottom:26px}
.tabs button{flex:1;border:0;background:transparent;padding:9px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;color:var(--muted)}
.tabs button.active{background:#fff;color:var(--text);box-shadow:0 1px 2px rgba(0,0,0,.06)}

/* Forms */
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:9px;
  background:#fff;font-size:14px;font-family:inherit;color:var(--text);
}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--gold);outline-offset:1px}
.field .hint{font-size:12px;color:var(--muted);margin-top:4px}
.row-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}

/* Table */
.table-wrap{overflow-x:auto;background:#fff;border:1px solid var(--border);border-radius:var(--radius)}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--border);white-space:nowrap}
th{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
tbody tr:last-child td{border-bottom:0}
.num{text-align:right;font-variant-numeric:tabular-nums}

/* Badges */
.badge{display:inline-block;padding:3px 9px;border-radius:999px;font-size:12px;font-weight:600}
.badge.draft{background:#efe9e0;color:var(--muted)}
.badge.sent{background:rgba(201,162,39,.25);color:#6b520d}
.badge.paid{background:var(--brand);color:#fff}
.badge.overdue{background:var(--danger);color:#fff}

/* Page layout */
.page{padding:28px 0 64px}
.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:20px}
.page-head h1{margin:0;font-size:24px}
.page-head p{margin:4px 0 0;color:var(--muted);font-size:14px}
.section-title{font-size:15px;font-weight:700;margin:0 0 12px}
.muted{color:var(--muted)}
.small{font-size:13px}
.list-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px solid var(--border)}
.list-row:last-child{border-bottom:0}

/* Template card */
.template-card{border:1px dashed var(--gold);background:#fffdf5}

/* Modal */
.modal-backdrop{position:fixed;inset:0;background:rgba(46,30,16,.55);display:none;align-items:center;justify-content:center;padding:20px;z-index:50}
.modal-backdrop.open{display:flex}
.modal{background:#fff;border-radius:14px;max-width:520px;width:100%;max-height:90vh;overflow:auto;padding:22px}
.modal h2{margin:0 0 16px;font-size:18px}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}

/* Toast */
#toast{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:8px;z-index:100}
.toast{background:var(--brand);color:#fff;padding:11px 15px;border-radius:10px;font-size:14px;box-shadow:0 6px 20px rgba(0,0,0,.18)}
.toast.error{background:var(--danger)}

footer.site-footer{border-top:1px solid var(--border);padding:22px 0;color:var(--muted);font-size:13px;text-align:center}