:root{
  --bg:#f1f5f9; --card:#ffffff; --ink:#0f172a; --muted:#64748b;
  --line:#e2e8f0; --primary:#0f766e; --primary-2:#0d9488; --primary-ink:#ecfeff;
  --inc:#059669; --inc-bg:#ecfdf5; --exp:#dc2626; --exp-bg:#fef2f2;
  --shadow:0 6px 24px rgba(15,23,42,.08); --radius:18px;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  background:var(--bg); color:var(--ink); -webkit-font-smoothing:antialiased;
  font-size:15px; line-height:1.5;
}
.hidden{display:none !important}
.muted{color:var(--muted); font-size:.85rem}
.req{color:var(--exp)}

/* ---------- Buttons / inputs ---------- */
button{font-family:inherit;cursor:pointer}
.btn{width:100%;border:none;border-radius:12px;padding:13px 16px;font-weight:600;font-size:1rem;margin-top:6px;transition:.15s}
.btn.primary{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;box-shadow:0 4px 14px rgba(13,148,136,.35)}
.btn.primary:active{transform:translateY(1px)}
.btn.ghost{background:transparent;color:var(--primary);border:1px solid var(--line)}
.btn.sm{width:auto;padding:8px 12px;font-size:.85rem;margin:0}
input,select{
  width:100%;border:1px solid var(--line);border-radius:12px;padding:12px 14px;
  font-size:1rem;font-family:inherit;background:#fff;color:var(--ink);outline:none;transition:.15s;
}
input:focus,select:focus{border-color:var(--primary-2);box-shadow:0 0 0 3px rgba(13,148,136,.12)}
label{display:block;font-size:.8rem;font-weight:600;color:var(--muted);margin:12px 0 5px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.form-msg{margin-top:10px;font-size:.85rem;min-height:1.1em}
.form-msg.err{color:var(--exp)} .form-msg.ok{color:var(--inc)}
.icon-btn{background:transparent;border:none;font-size:1.3rem;color:var(--muted);padding:4px 8px;border-radius:10px}
.icon-btn:hover{background:var(--line)}

/* ---------- Brand ---------- */
.brand{display:flex;align-items:center;gap:12px}
.brand h1{font-size:1.6rem;font-weight:800}
.brand.sm{gap:8px}
.brand-logo{
  width:44px;height:44px;flex:0 0 44px;border-radius:12px;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#fff;display:grid;place-items:center;font-size:1.5rem;font-weight:800;
}
.brand.sm .brand-logo{width:34px;height:34px;flex-basis:34px;font-size:1.15rem;border-radius:10px}

/* ---------- Auth ---------- */
.auth-wrap{min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px;
  background:radial-gradient(1200px 600px at 50% -10%,#ccfbf1,transparent),var(--bg)}
.auth-card{width:100%;max-width:420px;background:var(--card);border-radius:22px;box-shadow:var(--shadow);padding:26px}
.auth-foot{margin-top:16px}
.tabs{display:flex;background:var(--bg);border-radius:12px;padding:4px;margin:22px 0 6px}
.tab{flex:1;border:none;background:transparent;padding:10px;border-radius:9px;font-weight:600;color:var(--muted)}
.tab.active{background:#fff;color:var(--primary);box-shadow:0 1px 4px rgba(0,0,0,.06)}
.pane{display:none;animation:fade .2s} .pane.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1}}
.otp-head{text-align:center;margin-bottom:8px}
.otp-input{text-align:center;letter-spacing:.5em;font-size:1.5rem;font-weight:700;padding:14px}

/* ---------- Topbar ---------- */
.topbar{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.topbar-inner{max-width:760px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:10px 16px}
.topbar-user{display:flex;align-items:center;gap:8px}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff}
.hero-inner{max-width:760px;margin:0 auto;padding:24px 16px 30px;text-align:center}
.hero-label{opacity:.85;font-size:.85rem;letter-spacing:.02em}
.hero-balance{font-size:2.4rem;font-weight:800;margin:4px 0 16px}
.hero-stats{display:flex;gap:10px;justify-content:center}
.hero-stats .stat{background:rgba(255,255,255,.15);border-radius:14px;padding:10px 16px;min-width:120px}
.hero-stats .stat span{display:block;font-size:.72rem;opacity:.85}
.hero-stats .stat b{font-size:1.05rem}

/* ---------- Nav ---------- */
.viewnav{max-width:760px;margin:14px auto 0;padding:0 16px;position:relative;z-index:5;display:flex;gap:6px}
.vn{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;background:#fff;border:1px solid var(--line);
  border-radius:12px;padding:11px 8px;font-weight:600;color:var(--muted);box-shadow:var(--shadow)}
.vn svg{width:18px;height:18px;flex:0 0 18px}
.vn.active{color:var(--primary);border-color:var(--primary-2);background:var(--primary-ink)}
@media(max-width:420px){
  .vn{flex-direction:column;gap:3px;font-size:.78rem;padding:9px 4px}
}

/* ---------- Kassa bar ---------- */
.kassa-wrap{max-width:760px;margin:16px auto 0;padding:0 16px;position:relative;z-index:5}
.kassa-bar{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch}
.kassa-bar::-webkit-scrollbar{height:0}
.kassa-chip{flex:0 0 auto;min-width:120px;background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:10px 14px;box-shadow:var(--shadow);cursor:pointer;text-align:left;transition:.15s}
.kassa-chip.active{border-color:var(--primary-2);background:var(--primary-ink)}
.kassa-chip .kn{font-weight:700;font-size:.9rem;white-space:nowrap}
.kassa-chip .kb{font-size:.8rem;color:var(--muted);margin-top:2px}
.kassa-chip.active .kb{color:var(--primary)}
.kassa-add{flex:0 0 auto;border:1px dashed var(--primary-2);background:transparent;color:var(--primary);
  border-radius:14px;padding:10px 16px;font-weight:700;cursor:pointer}
.kassa-manage{display:flex;gap:6px;margin-top:10px}
.kassa-manage .btn{margin:0}

/* superadmin: kassa/əməliyyat gizlət */
body.is-admin #hero, body.is-admin #kassaWrap, body.is-admin .vn[data-view="panel"], body.is-admin .vn[data-view="report"]{display:none !important}

/* ---------- Content ---------- */
.content{max-width:760px;margin:0 auto;padding:16px}
.view{display:none} .view.active{display:block;animation:fade .2s}
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;margin-bottom:16px}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px;flex-wrap:wrap}
.card-head h3{font-size:1.05rem}
.search{width:auto;max-width:200px;padding:8px 12px;font-size:.9rem}

/* segmented */
.seg{display:flex;background:var(--bg);border-radius:12px;padding:4px;margin-bottom:6px}
.seg-btn{flex:1;border:none;background:transparent;padding:10px;border-radius:9px;font-weight:700;color:var(--muted)}
.seg-btn.active[data-type=income]{background:var(--inc-bg);color:var(--inc)}
.seg-btn.active[data-type=expense]{background:var(--exp-bg);color:var(--exp)}

/* combobox */
.combo{position:relative}
.combo input{padding-right:34px}
.combo-caret{position:absolute;right:12px;top:50%;transform:translateY(-50%);color:var(--muted);pointer-events:none;font-size:.8rem}
.combo-menu{position:absolute;top:calc(100% + 4px);left:0;right:0;background:#fff;border:1px solid var(--line);
  border-radius:12px;box-shadow:var(--shadow);max-height:220px;overflow:auto;z-index:30;padding:4px}
.combo-opt{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 12px;border-radius:9px;cursor:pointer}
.combo-opt:hover,.combo-opt.active{background:var(--primary-ink)}
.combo-opt .lbl{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.combo-opt .del{border:none;background:none;color:var(--muted);font-size:1rem;padding:2px 6px;border-radius:6px}
.combo-opt .del:hover{background:var(--exp-bg);color:var(--exp)}
.combo-new{color:var(--primary);font-weight:600}
.combo-empty{padding:10px 12px;color:var(--muted);font-size:.85rem}
.hint{margin:10px 0 2px;font-size:.78rem}

/* tx list */
.tx-list{display:flex;flex-direction:column;gap:8px}
.tx-item{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid var(--line);border-radius:14px}
.tx-ic{width:38px;height:38px;flex:0 0 38px;border-radius:11px;display:grid;place-items:center;font-size:1.1rem;font-weight:700}
.tx-ic.income{background:var(--inc-bg);color:var(--inc)} .tx-ic.expense{background:var(--exp-bg);color:var(--exp)}
.tx-main{flex:1;min-width:0}
.tx-main .t{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tx-main .s{font-size:.78rem;color:var(--muted)}
.tx-right{text-align:right;white-space:nowrap}
.tx-amt{font-weight:700} .tx-amt.income{color:var(--inc)} .tx-amt.expense{color:var(--exp)}
.tx-bal{font-size:.72rem;color:var(--muted)}
.tx-actions{display:flex;flex-direction:column;gap:2px}
.tx-act{background:none;border:none;color:var(--muted);font-size:1rem;padding:3px 6px;border-radius:8px;cursor:pointer}
.tx-act.refund:hover{background:#fef9c3;color:#a16207}
.tx-act.del:hover{background:var(--exp-bg);color:var(--exp)}
.tx-badge{font-size:.65rem;padding:2px 7px;border-radius:20px;font-weight:600;background:#fef9c3;color:#a16207;margin-left:6px}
.tx-item.reversed{opacity:.6}
.tx-item.reversal{background:#fffbeb}
.empty{text-align:center;color:var(--muted);padding:26px 0}

/* report */
.report-actions{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.report-box{display:flex;flex-direction:column;gap:8px}
.rep-line{border:1px solid var(--line);border-left:4px solid var(--line);border-radius:12px;padding:11px 14px}
.rep-line.income{border-left-color:var(--inc)} .rep-line.expense{border-left-color:var(--exp)}
.rep-top{display:flex;justify-content:space-between;gap:8px;align-items:baseline;flex-wrap:wrap}
.rep-flow{font-weight:600}
.rep-flow .delta.income{color:var(--inc)} .rep-flow .delta.expense{color:var(--exp)}
.rep-flow .arrow{color:var(--muted);margin:0 4px}
.rep-note{font-size:.85rem;color:var(--ink);margin-top:3px}
.rep-time{font-size:.75rem;color:var(--muted)}

/* admin */
.admin-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:16px}
.astat{background:#fff;border-radius:14px;box-shadow:var(--shadow);padding:14px;text-align:center}
.astat b{display:block;font-size:1.5rem;font-weight:800;color:var(--primary)}
.astat span{font-size:.72rem;color:var(--muted)}
.user-list{display:flex;flex-direction:column;gap:8px}
.user-item{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid var(--line);border-radius:14px;cursor:pointer}
.user-item:hover{border-color:var(--primary-2)}
.avatar{width:40px;height:40px;flex:0 0 40px;border-radius:50%;background:var(--primary-ink);color:var(--primary);display:grid;place-items:center;font-weight:700}
.user-main{flex:1;min-width:0}
.user-main .n{font-weight:600}
.user-main .p{font-size:.78rem;color:var(--muted)}
.badge{font-size:.68rem;padding:3px 8px;border-radius:20px;font-weight:600}
.badge.active{background:var(--inc-bg);color:var(--inc)}
.badge.blocked{background:var(--exp-bg);color:var(--exp)}
.badge.pending{background:#fef9c3;color:#a16207}

/* modal */
.modal{position:fixed;inset:0;background:rgba(15,23,42,.5);display:grid;place-items:center;z-index:50;padding:16px}
.modal-card{background:#fff;border-radius:20px;width:100%;max-width:480px;max-height:90vh;overflow:auto;padding:20px}
.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.modal-actions{display:flex;gap:8px;margin-top:16px}
.modal-actions .btn{margin:0}
.btn.danger{background:var(--exp);color:#fff}
.btn.warn{background:#f59e0b;color:#fff}
.kv{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--line)}
.kv span{color:var(--muted)}

/* toast */
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;
  padding:12px 20px;border-radius:12px;box-shadow:var(--shadow);z-index:80;font-size:.9rem;animation:fade .2s}
.toast.err{background:var(--exp)} .toast.ok{background:var(--inc)}

.app-foot{text-align:center;padding:20px}

/* ---------- Branded footer ---------- */
.site-foot{text-align:center;padding:24px 16px 30px;display:flex;flex-direction:column;align-items:center;gap:4px}
.site-foot .tz{font-size:.75rem;margin-bottom:4px}
.site-foot .pw{font-size:.68rem;font-weight:600;letter-spacing:.22em;color:var(--muted);text-transform:uppercase}
.site-foot .made{display:inline-flex;align-items:center;gap:7px;font-weight:700;color:var(--ink);font-size:.95rem}
.site-foot .azflag{width:26px;height:17px;border-radius:2px;box-shadow:0 1px 3px rgba(0,0,0,.15)}
.site-foot .contact{font-size:.82rem;color:var(--muted)}
.site-foot .contact a{color:var(--primary);font-weight:600;text-decoration:none}
.auth-wrap .site-foot{margin-top:14px}

/* ---------- Responsive ---------- */
@media(max-width:520px){
  .hero-balance{font-size:2rem}
  .admin-stats{grid-template-columns:repeat(2,1fr)}
  .hero-stats .stat{min-width:0;flex:1}
  .search{max-width:150px}
  .row{grid-template-columns:1fr}
  .card{padding:16px}
  .card-head{gap:8px}
}

/* ---------- Print ---------- */
@media print{
  body{background:#fff}
  .topbar,.hero,.viewnav,.report-actions,.app-foot,#view-panel,#view-admin{display:none !important}
  .card{box-shadow:none;border:none;padding:0}
  .view#view-report{display:block !important}
}