/* ===== domein8 invoicing — design system ===== */
:root{
  --brand:#0b6e4f;
  --brand-dark:#085a40;
  --brand-soft:#e6f3ee;
  --ink:#13201b;
  --muted:#5d6b65;
  --line:#e4e9e6;
  --bg:#f5f7f6;
  --panel:#ffffff;
  --danger:#c0392b;
  --warn:#b7791f;
  --ok:#1d7a4d;
  --radius:14px;
  --shadow:0 1px 2px rgba(16,40,30,.05), 0 8px 24px rgba(16,40,30,.06);
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:var(--font);color:var(--ink);background:var(--bg);font-size:15px;line-height:1.45;-webkit-font-smoothing:antialiased}
.hidden{display:none !important}
.muted{color:var(--muted)}
.small{font-size:13px}
.mt{margin-top:22px}
h1{font-size:24px;margin:0;letter-spacing:-.02em}
h2{font-size:15px;margin:0 0 14px;letter-spacing:-.01em}
a{color:var(--brand)}

/* ===== brand logo ===== */
.brand-logo{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;background:var(--brand);color:#fff;font-weight:800;font-size:19px;letter-spacing:-.03em;overflow:hidden}
.brand-logo.small{width:32px;height:32px;border-radius:9px;font-size:14px}
.brand-logo img{width:100%;height:100%;object-fit:cover}

/* ===== buttons ===== */
.btn{appearance:none;border:1px solid var(--line);background:#fff;color:var(--ink);font:inherit;font-weight:600;font-size:14px;padding:9px 16px;border-radius:10px;cursor:pointer;transition:.15s;white-space:nowrap}
.btn:hover{background:#f3f5f4;border-color:#d3dad7}
.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark)}
.btn-ghost{background:transparent;border-color:transparent;color:var(--brand)}
.btn-ghost:hover{background:var(--brand-soft)}
.btn-block{width:100%;padding:11px}
.btn-icon{border:none;background:transparent;color:var(--muted);cursor:pointer;padding:6px;border-radius:8px;font-size:15px}
.btn-icon:hover{background:#f0f2f1;color:var(--danger)}
.linkbtn{background:none;border:none;color:var(--muted);font:inherit;font-size:13px;cursor:pointer;text-decoration:underline;padding:4px}
.linkbtn:hover{color:var(--brand)}

/* ===== auth ===== */
.auth-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:linear-gradient(135deg,#0b6e4f 0%,#053b2a 100%)}
.auth-card{background:#fff;border-radius:20px;padding:34px;width:100%;max-width:400px;box-shadow:0 30px 60px rgba(0,0,0,.25)}
.auth-brand{display:flex;align-items:center;gap:14px;margin-bottom:26px}
.auth-brand h1{font-size:22px}
.auth-form h2{font-size:18px;margin-bottom:6px}
.auth-form label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin:14px 0 0}
.auth-form input{margin-top:6px}
.auth-form .btn{margin-top:20px}
.auth-error{color:var(--danger);font-size:13px;min-height:18px;margin:10px 0 0;text-align:center}
.auth-footer{text-align:center;margin:18px 0 0}
#reset-link{display:block;margin:14px auto 0}

/* ===== inputs ===== */
input,select,textarea{width:100%;font:inherit;font-size:14px;padding:9px 11px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--ink);transition:.15s}
input:focus,select,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
select{cursor:pointer}
textarea{resize:vertical}
label{font-size:13px;font-weight:600;color:var(--muted)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-grid label{display:flex;flex-direction:column;gap:6px}
.form-grid label input,.form-grid label textarea,.form-grid label select{font-weight:400;color:var(--ink)}
.form-grid .span2{grid-column:1 / -1}

/* ===== app shell ===== */
.app{display:grid;grid-template-columns:230px 1fr;min-height:100vh}
.sidebar{background:#08372a;color:#cde9df;display:flex;flex-direction:column;padding:18px 14px;position:sticky;top:0;height:100vh}
.sidebar-brand{display:flex;align-items:center;gap:11px;padding:6px 8px 20px}
.sidebar-title{font-weight:700;color:#fff;font-size:17px}
.nav{display:flex;flex-direction:column;gap:3px}
.nav-item{display:flex;align-items:center;gap:11px;width:100%;text-align:left;background:none;border:none;color:#bcdccf;font:inherit;font-weight:600;font-size:14px;padding:10px 12px;border-radius:10px;cursor:pointer;transition:.15s}
.nav-item svg{width:18px;height:18px;fill:currentColor;flex:none}
.nav-item:hover{background:rgba(255,255,255,.07);color:#fff}
.nav-item.active{background:var(--brand);color:#fff}
.sidebar-foot{margin-top:auto}
.nav-item.subtle{color:#8fb6a6}

.main{padding:30px 36px;max-width:1180px;width:100%}
.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:24px}
.page-head .muted{margin:4px 0 0}
.head-actions{display:flex;gap:10px;flex-wrap:wrap}

/* ===== panels ===== */
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);margin-bottom:18px}
.panel-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px}
.panel-head h2{margin:0}
.panel-tools{display:flex;gap:10px}
.panel-tools input{width:220px}

/* ===== stats ===== */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:18px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.stat .label{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.stat .value{font-size:24px;font-weight:700;margin-top:6px;letter-spacing:-.02em}
.stat.accent .value{color:var(--brand)}

/* ===== tables ===== */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse}
.data-table th,.data-table td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--line);font-size:14px}
.data-table th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:700}
.data-table tbody tr{cursor:pointer;transition:.12s}
.data-table tbody tr:hover{background:#fafbfb}
.data-table td.num,.data-table th.num{text-align:right}
.data-table tr:last-child td{border-bottom:none}
.row-num{font-weight:600}

/* status pills */
.pill{display:inline-block;font-size:12px;font-weight:700;padding:3px 10px;border-radius:999px;text-transform:capitalize}
.pill.draft{background:#eef0ef;color:#5d6b65}
.pill.sent{background:#e7f0fb;color:#2563a8}
.pill.paid{background:#e3f4ea;color:var(--ok)}
.pill.overdue{background:#fbe9e7;color:var(--danger)}

/* ===== editor ===== */
.editor-grid{display:grid;grid-template-columns:1fr 320px;gap:18px;align-items:start}
.items-table th,.items-table td{padding:8px 8px;border-bottom:1px solid var(--line)}
.items-table th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);text-align:left}
.items-table td.num,.items-table th.num{text-align:right}
.items-table input{border:1px solid transparent;background:transparent;padding:7px 8px}
.items-table input:focus{border-color:var(--brand);background:#fff}
.items-table .amt-cell{text-align:right;font-weight:600;white-space:nowrap}
.w-qty{width:80px}.w-price{width:130px}.w-amt{width:120px}
.items-table .num input{text-align:right}

.totals-panel .row{display:flex;justify-content:space-between;align-items:center;padding:9px 0;border-bottom:1px solid var(--line);font-size:14px}
.totals-panel .row.grand{border-bottom:none;font-size:18px;font-weight:700;padding-top:14px}
.totals-panel .row.grand span:last-child{color:var(--brand)}
.inline-field .field-pair{display:flex;gap:6px;align-items:center}
.field-pair input{width:90px;text-align:right;padding:6px 8px}
.field-pair select{width:auto;padding:6px 6px}
.field-pair .suffix{color:var(--muted)}

/* ===== settings ===== */
.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
.logo-upload{display:flex;align-items:center;gap:16px;margin-bottom:18px}
.logo-preview{width:72px;height:72px;border-radius:14px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;overflow:hidden;background:#fafbfb;flex:none}
.logo-preview img{width:100%;height:100%;object-fit:contain}

/* ===== empty ===== */
.empty{text-align:center;padding:40px 20px;color:var(--muted)}
.empty .btn{margin-top:12px}

/* ===== toast ===== */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;padding:12px 22px;border-radius:12px;font-weight:600;font-size:14px;box-shadow:0 10px 30px rgba(0,0,0,.25);z-index:50;animation:rise .25s ease}
.toast.err{background:var(--danger)}
@keyframes rise{from{opacity:0;transform:translate(-50%,10px)}to{opacity:1;transform:translate(-50%,0)}}

/* ===== modal ===== */
.modal{position:fixed;inset:0;background:rgba(8,40,30,.5);display:flex;align-items:center;justify-content:center;z-index:60;padding:20px}
.modal-card{background:#fff;border-radius:16px;width:100%;max-width:460px;box-shadow:0 30px 60px rgba(0,0,0,.3);overflow:hidden}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:20px 22px;border-bottom:1px solid var(--line)}
.modal-head h2{margin:0}
.modal-card form{padding:22px}
.modal-foot{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}

/* sidebar account line */
.who{padding:6px 12px;margin-bottom:4px;word-break:break-all}

/* row actions */
.row-actions{display:flex;gap:4px;justify-content:flex-end}
.btn-icon.edit:hover{color:var(--brand);background:var(--brand-soft)}

/* ===== responsive ===== */
@media(max-width:960px){
  .app{grid-template-columns:1fr}
  .sidebar{position:fixed;bottom:0;left:0;right:0;top:auto;height:auto;flex-direction:row;z-index:30;padding:8px;justify-content:space-around}
  .sidebar-brand,.sidebar-foot{display:none}
  .nav{flex-direction:row;gap:0;width:100%;justify-content:space-around}
  .nav-item{flex-direction:column;font-size:11px;gap:4px;padding:6px}
  .main{padding:20px 16px 90px}
  .editor-grid,.settings-grid,.stats{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .panel-tools{flex-direction:column}
  .panel-tools input{width:100%}
}