/* ============================================================
   7K Invoicing — base styles (clean, invoice-like)
   ============================================================ */
:root{
  --ink:#1f2733; --muted:#6b7685; --line:#e4e8ee; --bg:#f5f7fa;
  --brand:#2d7d46; --brand-dk:#246238; --danger:#c0392b; --warn:#b8860b;
  --card:#ffffff; --shadow:0 1px 3px rgba(20,30,50,.08);
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);background:var(--bg);font-size:15px;line-height:1.45}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.muted{color:var(--muted);font-size:.9em}

/* ---- top bar ---- */
.topbar{background:var(--card);border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:24px;padding:0 24px;box-shadow:var(--shadow)}
.brand a{font-weight:700;color:var(--ink);font-size:1.05rem;padding:16px 0;display:inline-block}
.mainnav{display:flex;align-items:center;gap:18px;flex:1}
.mainnav a{color:var(--muted);padding:18px 2px;border-bottom:2px solid transparent}
.mainnav a.on{color:var(--ink);border-bottom-color:var(--brand)}
.mainnav .navspace{flex:1}
.mainnav .logout{color:var(--danger)}

.container{max-width:1080px;margin:28px auto;padding:0 24px}

/* ---- headings / page head ---- */
.pagehead{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.pagehead h1{font-size:1.5rem;margin:0}

/* ---- cards ---- */
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;
  box-shadow:var(--shadow);padding:22px;margin-bottom:18px}

/* ---- buttons ---- */
.btn{display:inline-block;border:1px solid var(--line);background:#fff;color:var(--ink);
  padding:8px 14px;border-radius:8px;cursor:pointer;font-size:.92rem;line-height:1}
.btn:hover{text-decoration:none;border-color:#cdd4dd}
.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dk);border-color:var(--brand-dk)}
.btn-sm{padding:5px 10px;font-size:.85rem}
.btn-danger{color:var(--danger);border-color:#e8c9c4}
.btn-block{width:100%;text-align:center;padding:11px}

/* ---- tables ---- */
.table{width:100%;border-collapse:collapse;background:var(--card)}
.table th,.table td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line)}
.table th{font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.table tr:hover td{background:#fafbfc}
.table .right{text-align:right}
.code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.85rem;color:var(--muted)}

/* ---- badges ---- */
.badge{display:inline-block;padding:3px 9px;border-radius:999px;font-size:.76rem;font-weight:600}
.badge.active{background:#e6f4ea;color:var(--brand-dk)}
.badge.inactive{background:#f0f1f3;color:var(--muted)}

/* ---- forms ---- */
form label{display:block;margin-bottom:14px;font-size:.9rem;color:var(--ink)}
form input[type=text],form input[type=email],form input[type=date],
form input[type=password],form input[type=number],form select,form textarea{
  width:100%;margin-top:5px;padding:9px 11px;border:1px solid var(--line);
  border-radius:8px;font-size:.95rem;background:#fff;color:var(--ink)}
form input:focus,form select:focus,form textarea:focus{outline:none;border-color:var(--brand)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
.grid3{display:grid;grid-template-columns:2fr 1fr 1fr;gap:0 18px}
.inline-check{display:flex;align-items:center;gap:8px;margin:6px 0 16px}
.inline-check input{width:auto;margin:0}
.form-actions{display:flex;gap:10px;margin-top:6px}
.field-row{display:flex;gap:8px;align-items:flex-end}
.field-row .btn{margin-bottom:14px;white-space:nowrap}

/* ---- alerts ---- */
.alert{padding:11px 14px;border-radius:8px;margin-bottom:16px;font-size:.92rem}
.alert.error{background:#fbeae7;color:var(--danger)}
.alert.ok{background:#e6f4ea;color:var(--brand-dk)}

/* ---- toolbar ---- */
.toolbar{display:flex;gap:10px;align-items:center;margin-bottom:16px;flex-wrap:wrap}
.toolbar input[type=text]{width:auto;flex:1;min-width:200px;margin:0}
.toolbar select{width:auto;margin:0}

/* ---- login ---- */
.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh}
.login-box{background:var(--card);border:1px solid var(--line);border-radius:12px;
  box-shadow:var(--shadow);padding:32px;width:340px}
.login-box h1{margin:0 0 2px;font-size:1.3rem}
.login-box p{margin:0 0 18px}

.sitefoot{text-align:center;padding:24px;color:var(--muted)}
.empty{text-align:center;padding:40px;color:var(--muted)}

/* ---- pricing tiers ---- */
.tier-row{display:flex;align-items:center;gap:8px;padding:7px 0;border-bottom:1px solid var(--line)}
.tier-row .tier-form{display:flex;align-items:center;gap:8px;flex:1}
.tier-row input{margin:0}
.tier-row input[name=year_from],.tier-row input[name=year_to]{width:80px}
.tier-row input[name=monthly_cost],.tier-row input[name=yearly_cost]{width:100px}
.tier-row input[name=payment_plan]{flex:1;min-width:140px}
.tier-head{font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);border-bottom:2px solid var(--line)}
.tier-head span{display:inline-block}
.tier-head span:nth-child(1),.tier-head span:nth-child(2){width:88px}
.tier-head span:nth-child(3),.tier-head span:nth-child(4){width:108px}
.tier-head span:nth-child(5){flex:1}
.tier-new{border-bottom:none}
.tier-row.line{border-bottom:1px solid var(--line)}
.tier-row.line input{margin:0}

/* ---- invoice document ---- */
.invoice-doc{max-width:820px}
.inv-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:26px}
.inv-company{font-size:1.15rem;font-weight:700;margin-bottom:4px}
.inv-title{font-size:2.4rem;font-weight:800;letter-spacing:.05em;color:var(--ink)}
.inv-meta{display:flex;justify-content:space-between;gap:30px;margin-bottom:22px}
.inv-label{font-size:.72rem;letter-spacing:.05em;color:var(--muted);font-weight:700}
.inv-meta-table td{padding:2px 0 2px 18px;text-align:right}
.inv-meta-table .inv-label{text-align:right}
.inv-lines th{background:#f0f2f5}
.inv-total{display:flex;justify-content:flex-end;gap:30px;align-items:center;
  padding:16px 12px;font-size:1.15rem;border-top:2px solid var(--ink)}
.inv-total strong{font-size:1.35rem}
.inv-pay{margin-top:24px;padding-top:16px;border-top:1px solid var(--line);font-size:.85rem;line-height:1.7}