/* ============================================================
   WalletBook v1.0 — Master Stylesheet
   Theme system via CSS variables on <html data-theme="">
   Default: 'farb' (Farbstoffe Intl brand — navy / blue / cyan)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600;700&family=Inter:wght@400;500;600;700;800&display=swap');

/* ---------- Themes ---------- */
:root, [data-theme="farb"] {
  --brand-900:#041853; --brand-700:#042B6D; --brand-500:#0066CC;
  --brand-400:#0B87D0; --brand-300:#2EB0E7;
  --bg:#F4F7FB; --surface:#FFFFFF; --surface-2:#EDF2F9;
  --text:#0E1B33; --text-soft:#5A6B85; --line:#DDE6F1;
  --ok:#0E9F6E; --warn:#D97706; --danger:#DC2626;
  --grad:linear-gradient(135deg,#041853 0%,#0066CC 60%,#2EB0E7 100%);
}
[data-theme="emerald"] {
  --brand-900:#043D2B; --brand-700:#065F46; --brand-500:#059669;
  --brand-400:#10B981; --brand-300:#34D399;
  --bg:#F3FAF7; --surface:#FFFFFF; --surface-2:#E8F5EF;
  --text:#08281C; --text-soft:#527565; --line:#D5E9DF;
  --ok:#0E9F6E; --warn:#D97706; --danger:#DC2626;
  --grad:linear-gradient(135deg,#043D2B 0%,#059669 60%,#34D399 100%);
}
[data-theme="royal"] {
  --brand-900:#2E1065; --brand-700:#4C1D95; --brand-500:#7C3AED;
  --brand-400:#8B5CF6; --brand-300:#A78BFA;
  --bg:#F7F5FC; --surface:#FFFFFF; --surface-2:#EFEAF9;
  --text:#1E1233; --text-soft:#6B5E85; --line:#E2DAF2;
  --ok:#0E9F6E; --warn:#D97706; --danger:#DC2626;
  --grad:linear-gradient(135deg,#2E1065 0%,#7C3AED 60%,#A78BFA 100%);
}
[data-theme="graphite"] {
  --brand-900:#111827; --brand-700:#1F2937; --brand-500:#374151;
  --brand-400:#4B5563; --brand-300:#9CA3AF;
  --bg:#F5F6F8; --surface:#FFFFFF; --surface-2:#ECEEF1;
  --text:#111827; --text-soft:#6B7280; --line:#E0E3E8;
  --ok:#0E9F6E; --warn:#D97706; --danger:#DC2626;
  --grad:linear-gradient(135deg,#111827 0%,#374151 60%,#6B7280 100%);
}
[data-theme="midnight"] {
  --brand-900:#0B1220; --brand-700:#101A2E; --brand-500:#2563EB;
  --brand-400:#3B82F6; --brand-300:#60A5FA;
  --bg:#0B1220; --surface:#131E33; --surface-2:#1B2A45;
  --text:#E7EEF9; --text-soft:#8FA3C4; --line:#243756;
  --ok:#34D399; --warn:#FBBF24; --danger:#F87171;
  --grad:linear-gradient(135deg,#101A2E 0%,#2563EB 60%,#60A5FA 100%);
}

/* ---------- Base ---------- */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Inter','IBM Plex Sans',system-ui,sans-serif;
  background:var(--bg); color:var(--text);
  font-size:15px; line-height:1.55; min-height:100vh;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:'IBM Plex Sans',sans-serif;line-height:1.25}
a{color:var(--brand-500);text-decoration:none}
img{max-width:100%}
:focus-visible{outline:3px solid var(--brand-300);outline-offset:2px;border-radius:6px}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* ---------- App shell ---------- */
.wb-shell{display:flex;min-height:100vh}
.wb-side{
  width:248px;background:var(--grad);color:#fff;position:fixed;inset:0 auto 0 0;
  display:flex;flex-direction:column;padding:22px 16px;z-index:60;
  transition:transform .25s ease;
}
.wb-logo{display:flex;align-items:center;gap:10px;font-family:'IBM Plex Sans';font-weight:700;font-size:20px;margin-bottom:6px}
.wb-logo .dot{width:38px;height:38px;border-radius:12px;background:rgba(255,255,255,.16);display:grid;place-items:center;font-size:20px}
.wb-tag{font-size:11.5px;opacity:.75;margin-bottom:24px;letter-spacing:.4px}
.wb-nav{display:flex;flex-direction:column;gap:4px;flex:1}
.wb-nav a{
  color:#fff;opacity:.82;padding:11px 13px;border-radius:11px;display:flex;align-items:center;gap:11px;
  font-weight:500;font-size:14.5px;transition:background .18s,opacity .18s;
}
.wb-nav a:hover{background:rgba(255,255,255,.12);opacity:1}
.wb-nav a.active{background:rgba(255,255,255,.18);opacity:1;font-weight:600}
.wb-nav .ic{width:22px;text-align:center;font-size:17px}
.wb-side .wb-user{border-top:1px solid rgba(255,255,255,.18);padding-top:14px;font-size:13px;display:flex;align-items:center;gap:10px}
.wb-side .avatar{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.2);display:grid;place-items:center;font-weight:700}
.wb-side .wb-user a{color:#fff;opacity:.75;font-size:12px}

.wb-main{flex:1;margin-left:248px;padding:26px clamp(16px,3.5vw,40px) 90px;max-width:1280px}
.wb-topbar{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:22px;flex-wrap:wrap}
.wb-topbar h1{font-size:clamp(20px,2.4vw,26px);color:var(--brand-900)}
[data-theme="midnight"] .wb-topbar h1{color:var(--text)}
.wb-topbar .sub{color:var(--text-soft);font-size:13px;margin-top:2px}

/* Mobile nav */
.wb-burger{display:none;background:var(--surface);border:1px solid var(--line);border-radius:10px;width:42px;height:42px;font-size:19px;cursor:pointer;color:var(--text)}
.wb-overlay{display:none;position:fixed;inset:0;background:rgba(4,24,83,.45);z-index:55}
@media (max-width:900px){
  .wb-side{transform:translateX(-100%)}
  .wb-side.open{transform:none}
  .wb-overlay.show{display:block}
  .wb-main{margin-left:0;padding-top:16px}
  .wb-burger{display:block}
}

/* ---------- Cards / grid ---------- */
.grid{display:grid;gap:16px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
@media (max-width:1080px){.g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.g4,.g3,.g2{grid-template-columns:1fr}}

.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:0 1px 3px rgba(4,24,83,.05)}
.card h3{font-size:15.5px;margin-bottom:14px;color:var(--brand-700)}
[data-theme="midnight"] .card h3{color:var(--brand-300)}

.stat{position:relative;overflow:hidden}
.stat .lbl{font-size:12.5px;color:var(--text-soft);font-weight:600;letter-spacing:.4px;text-transform:uppercase}
.stat .val{font-size:clamp(22px,2.2vw,28px);font-weight:800;font-family:'IBM Plex Sans';margin-top:5px}
.stat .hint{font-size:12px;color:var(--text-soft);margin-top:5px}
.stat.hero{background:var(--grad);color:#fff;border:none}
.stat.hero .lbl,.stat.hero .hint{color:rgba(255,255,255,.8)}
.stat .glyph{position:absolute;right:14px;top:12px;font-size:30px;opacity:.28}

/* ---------- Buttons / forms ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;border:none;cursor:pointer;
  background:var(--brand-500);color:#fff;font-weight:600;font-size:14px;
  padding:10px 18px;border-radius:11px;transition:filter .15s,transform .1s;
  font-family:inherit;
}
.btn:hover{filter:brightness(1.08)}
.btn:active{transform:scale(.98)}
.btn.ghost{background:var(--surface-2);color:var(--brand-700)}
[data-theme="midnight"] .btn.ghost{color:var(--text)}
.btn.ok{background:var(--ok)} .btn.danger{background:var(--danger)} .btn.warn{background:var(--warn)}
.btn.sm{padding:7px 12px;font-size:13px;border-radius:9px}
.btn.wa{background:#25D366}
.btn.block{width:100%;justify-content:center}

label{font-size:13px;font-weight:600;color:var(--text-soft);display:block;margin-bottom:5px}
.inp, select.inp, textarea.inp{
  width:100%;padding:11px 13px;border:1.5px solid var(--line);border-radius:11px;
  font:inherit;font-size:14.5px;background:var(--surface);color:var(--text);
  transition:border-color .15s;
}
.inp:focus{border-color:var(--brand-400);outline:none}
.fld{margin-bottom:15px}
.frow{display:flex;gap:12px;flex-wrap:wrap}
.frow>.fld{flex:1;min-width:150px}

/* ---------- Tables ---------- */
.tblwrap{overflow-x:auto;border-radius:12px;border:1px solid var(--line)}
table.wb{width:100%;border-collapse:collapse;background:var(--surface);font-size:14px;min-width:560px}
table.wb th{
  background:var(--surface-2);text-align:left;padding:11px 14px;font-size:12px;
  text-transform:uppercase;letter-spacing:.5px;color:var(--text-soft);white-space:nowrap;
}
table.wb td{padding:11px 14px;border-top:1px solid var(--line);vertical-align:middle}
table.wb tr:hover td{background:var(--surface-2)}
.num{text-align:right;font-variant-numeric:tabular-nums;font-weight:600}

/* ---------- Badges / progress ---------- */
.badge{display:inline-block;padding:3px 10px;border-radius:99px;font-size:11.5px;font-weight:700}
.badge.ok{background:rgba(14,159,110,.14);color:var(--ok)}
.badge.warn{background:rgba(217,119,6,.15);color:var(--warn)}
.badge.danger{background:rgba(220,38,38,.13);color:var(--danger)}
.badge.info{background:rgba(11,135,208,.14);color:var(--brand-500)}
[data-theme="midnight"] .badge.info{color:var(--brand-300)}

.pbar{height:9px;background:var(--surface-2);border-radius:99px;overflow:hidden;margin-top:8px}
.pbar>i{display:block;height:100%;border-radius:99px;background:var(--brand-400);transition:width .5s ease}
.pbar>i.warn{background:var(--warn)} .pbar>i.danger{background:var(--danger)} .pbar>i.ok{background:var(--ok)}

/* Category budget row */
.catrow{display:flex;align-items:center;gap:13px;padding:12px 0;border-bottom:1px solid var(--line)}
.catrow:last-child{border-bottom:none}
.catrow .cic{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-size:20px;flex-shrink:0}
.catrow .cmeta{flex:1;min-width:0}
.catrow .cname{font-weight:600;font-size:14.5px}
.catrow .cnums{font-size:12.5px;color:var(--text-soft)}

/* ---------- Modal ---------- */
.modal-bg{position:fixed;inset:0;background:rgba(4,24,83,.5);display:none;place-items:center;z-index:100;padding:16px}
.modal-bg.show{display:grid}
.modal{background:var(--surface);border-radius:18px;width:100%;max-width:460px;padding:24px;max-height:92vh;overflow-y:auto;animation:pop .2s ease}
@keyframes pop{from{transform:scale(.94);opacity:0}}
.modal h3{margin-bottom:16px;color:var(--brand-700);font-size:17px}
[data-theme="midnight"] .modal h3{color:var(--brand-300)}
.modal .mx{float:right;background:none;border:none;font-size:20px;cursor:pointer;color:var(--text-soft)}

/* ---------- Toasts ---------- */
#toasts{position:fixed;top:18px;right:18px;z-index:200;display:flex;flex-direction:column;gap:9px;max-width:340px}
.toast{
  background:var(--brand-900);color:#fff;padding:13px 17px;border-radius:12px;font-size:13.5px;
  box-shadow:0 8px 24px rgba(4,24,83,.3);animation:slide .3s ease;
}
.toast.warn{background:var(--warn)} .toast.danger{background:var(--danger)} .toast.ok{background:var(--ok)}
@keyframes slide{from{transform:translateX(30px);opacity:0}}

/* ---------- FAB quick add ---------- */
.fab{
  position:fixed;right:22px;bottom:22px;width:58px;height:58px;border-radius:50%;
  background:var(--grad);color:#fff;font-size:27px;border:none;cursor:pointer;z-index:70;
  box-shadow:0 10px 26px rgba(4,24,83,.35);display:grid;place-items:center;transition:transform .15s;
}
.fab:hover{transform:scale(1.07)}

/* ---------- Auth pages ---------- */
.auth-wrap{min-height:100vh;display:grid;place-items:center;background:var(--grad);padding:18px}
.auth-card{background:var(--surface);border-radius:22px;padding:36px 32px;width:100%;max-width:420px;box-shadow:0 24px 60px rgba(4,24,83,.4)}
.auth-card .alogo{text-align:center;margin-bottom:6px;font-size:38px}
.auth-card h1{text-align:center;font-size:23px;color:var(--brand-900);margin-bottom:4px}
[data-theme="midnight"] .auth-card h1{color:var(--text)}
.auth-card .asub{text-align:center;color:var(--text-soft);font-size:13.5px;margin-bottom:24px}
.auth-card .aft{text-align:center;margin-top:18px;font-size:13.5px;color:var(--text-soft)}

/* ---------- Setup wizard ---------- */
.wiz-steps{display:flex;gap:8px;margin-bottom:24px}
.wiz-steps i{flex:1;height:6px;border-radius:99px;background:var(--surface-2)}
.wiz-steps i.on{background:var(--brand-400)}
.wiz-pane{display:none}.wiz-pane.on{display:block;animation:pop .25s ease}
.chiprow{display:flex;flex-wrap:wrap;gap:9px}
.chip{
  border:1.5px solid var(--line);background:var(--surface);border-radius:99px;padding:9px 15px;
  cursor:pointer;font-size:13.5px;font-weight:600;color:var(--text);transition:all .15s;
}
.chip.on{background:var(--brand-500);border-color:var(--brand-500);color:#fff}

/* Theme picker swatches */
.themes{display:flex;gap:12px;flex-wrap:wrap}
.tsw{width:88px;cursor:pointer;text-align:center;font-size:12px;font-weight:600;color:var(--text-soft)}
.tsw .sw{height:52px;border-radius:12px;border:3px solid transparent;margin-bottom:6px}
.tsw.on .sw{border-color:var(--brand-400);box-shadow:0 0 0 3px var(--surface),0 0 0 5px var(--brand-400)}

/* ---------- Empty state ---------- */
.empty{text-align:center;padding:44px 18px;color:var(--text-soft)}
.empty .big{font-size:44px;margin-bottom:10px}

/* ---------- Print (PDF report) ---------- */
@media print{
  .wb-side,.wb-burger,.fab,.no-print,#toasts{display:none!important}
  .wb-main{margin:0;padding:0;max-width:none}
  body{background:#fff}
  .card{box-shadow:none;break-inside:avoid}
}
