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

:root {
  --purple-900: #2E1550;
  --purple-800: #3B1E6D;
  --purple-700: #4E2A8E;
  --purple-600: #6C3EB5;
  --purple-500: #8657D6;
  --purple-100: #EFE6FB;
  --yellow-500: #F2C230;
  --yellow-600: #D9A81C;
  --bg: #F7F4FC;
  --surface: #FFFFFF;
  --text: #231A33;
  --text-muted: #6E6280;
  --border: #E4DAF5;
  --danger: #D64545;
  --danger-bg: #FBE6E6;
  --success: #2F9E5C;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 4px 18px rgba(46, 21, 80, .10);
}
[data-theme="dark"] {
  --bg: #160E26;
  --surface: #221936;
  --text: #F1ECFB;
  --text-muted: #B6A9D1;
  --border: #392A57;
  --purple-100: #2C2148;
  --danger-bg: #3A2027;
  --shadow: 0 4px 18px rgba(0, 0, 0, .35);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: 'Vazirmatn', Tahoma, sans-serif;
  background: var(--bg);
  color: var(--text);
  direction: rtl;
  -webkit-tap-highlight-color: transparent;
}
button, input, select, textarea { font-family: inherit; }

.screen { display: none; min-height: 100vh; padding-bottom: 84px; }
.screen.active { display: block; }

/* ---------- shared bits ---------- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  background: linear-gradient(135deg, var(--purple-800), var(--purple-600));
  color: #fff; padding: 14px 16px; position: sticky; top: 0; z-index: 20;
  box-shadow: var(--shadow);
}
.topbar h1 { font-size: 17px; margin: 0; font-weight: 700; }
.topbar .sub { font-size: 12px; opacity: .85; }
.icon-btn {
  background: rgba(255,255,255,.15); border: none; color: #fff; width: 38px; height: 38px;
  border-radius: 50%; display: inline-flex; align-items: center; justify-content: center;
  font-size: 18px; cursor: pointer;
}
.icon-btn:active { background: rgba(255,255,255,.3); }

.container { max-width: 720px; margin: 0 auto; padding: 16px; }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px; box-shadow: var(--shadow); margin-bottom: 16px;
}
.card h2 { font-size: 15px; margin: 0 0 12px; color: var(--purple-700); }
[data-theme="dark"] .card h2 { color: var(--yellow-500); }

.field { margin-bottom: 12px; }
.field label { display: block; font-size: 13px; color: var(--text-muted); margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 11px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--bg); color: var(--text); font-size: 14.5px;
}
.field textarea { resize: vertical; min-height: 60px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--purple-500); box-shadow: 0 0 0 3px rgba(108,62,181,.15);
}
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: none; border-radius: var(--radius-sm); padding: 12px 18px; font-size: 14.5px;
  font-weight: 600; cursor: pointer; width: 100%;
}
.btn-primary { background: var(--purple-600); color: #fff; }
.btn-primary:active { background: var(--purple-700); }
.btn-accent { background: var(--yellow-500); color: #2E2205; }
.btn-accent:active { background: var(--yellow-600); }
.btn-outline { background: transparent; color: var(--purple-600); border: 1.5px solid var(--purple-600); }
.btn-danger { background: var(--danger-bg); color: var(--danger); }
.btn-ghost { background: var(--purple-100); color: var(--purple-700); }
[data-theme="dark"] .btn-ghost { color: var(--yellow-500); }
.btn-sm { width: auto; padding: 7px 12px; font-size: 13px; }
.btn-block-row { display: flex; gap: 10px; }

/* ---------- login screen ---------- */
.login-wrap { min-height: 100vh; display: flex; flex-direction: column; justify-content: center; padding: 24px; }
.login-logo {
  width: 76px; height: 76px; margin: 0 auto 14px; border-radius: 22px;
  background: linear-gradient(135deg, var(--purple-700), var(--purple-500));
  display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow);
}
.login-logo span { color: var(--yellow-500); font-size: 30px; font-weight: 800; }
.login-title { text-align: center; font-size: 20px; font-weight: 800; margin: 0 0 4px; color: var(--purple-800); }
[data-theme="dark"] .login-title { color: #fff; }
.login-sub { text-align: center; color: var(--text-muted); font-size: 13px; margin-bottom: 26px; }

#user-buttons { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; max-width: 420px; margin: 0 auto; width: 100%; }
.user-btn {
  background: var(--surface); border: 1.5px solid var(--border); border-radius: var(--radius);
  padding: 20px 10px; font-size: 15px; font-weight: 700; color: var(--purple-700);
  box-shadow: var(--shadow); cursor: pointer; display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.user-btn .av {
  width: 42px; height: 42px; border-radius: 50%; background: var(--purple-100); color: var(--purple-600);
  display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 16px;
}
.user-btn:active { transform: scale(.97); border-color: var(--purple-500); }
[data-theme="dark"] .user-btn { color: var(--yellow-500); }

.login-footer { display: flex; justify-content: center; gap: 10px; margin-top: 30px; }
.login-footer button {
  background: none; border: none; color: var(--text-muted); font-size: 13px; cursor: pointer;
  display: flex; align-items: center; gap: 5px; padding: 8px 10px; border-radius: 8px;
}
.login-footer button:active { background: var(--purple-100); }

/* ---------- password gate ---------- */
.gate-wrap { max-width: 340px; margin: 90px auto 0; padding: 0 20px; text-align: center; }
.gate-wrap input {
  width: 100%; text-align: center; font-size: 26px; letter-spacing: 10px; padding: 14px;
  border-radius: var(--radius-sm); border: 1.5px solid var(--border); background: var(--surface); color: var(--text);
  margin: 18px 0;
}
.gate-error { color: var(--danger); font-size: 13px; min-height: 18px; margin-bottom: 8px; }

/* ---------- tabs ---------- */
.tabs { display: flex; background: var(--surface); border-bottom: 1px solid var(--border); position: sticky; top: 62px; z-index: 15; }
.tab-btn {
  flex: 1; background: none; border: none; padding: 13px 4px; font-size: 13.5px; font-weight: 600;
  color: var(--text-muted); cursor: pointer; border-bottom: 3px solid transparent;
}
.tab-btn.active { color: var(--purple-600); border-bottom-color: var(--purple-600); }
[data-theme="dark"] .tab-btn.active { color: var(--yellow-500); border-bottom-color: var(--yellow-500); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

.balance-strip {
  display: flex; justify-content: space-between; align-items: center; background: var(--purple-100);
  border-radius: var(--radius); padding: 14px 16px; margin-bottom: 16px;
}
.balance-strip .lbl { font-size: 12.5px; color: var(--purple-700); }
.balance-strip .val { font-size: 20px; font-weight: 800; color: var(--purple-800); }
[data-theme="dark"] .balance-strip .lbl, [data-theme="dark"] .balance-strip .val { color: var(--yellow-500); }

/* ---------- lists ---------- */
.list-item {
  display: flex; align-items: center; justify-content: space-between; padding: 12px 4px;
  border-bottom: 1px solid var(--border);
}
.list-item:last-child { border-bottom: none; }
.list-item .li-main { flex: 1; min-width: 0; }
.list-item .li-title { font-size: 14px; font-weight: 600; }
.list-item .li-sub { font-size: 12px; color: var(--text-muted); margin-top: 3px; }
.list-item .li-amount { font-weight: 700; white-space: nowrap; margin-inline-start: 10px; }
.badge { display: inline-block; font-size: 11px; padding: 2px 8px; border-radius: 20px; margin-inline-end: 6px; }
.badge-expense { background: #FDEAD6; color: #B15E12; }
.badge-charge { background: #E3F5E9; color: var(--success); }
.badge-return { background: var(--danger-bg); color: var(--danger); }
.del-btn { background: none; border: none; color: var(--text-muted); font-size: 17px; cursor: pointer; padding: 6px; }
.empty-msg { text-align: center; color: var(--text-muted); padding: 22px 0; font-size: 13.5px; }

/* ---------- charge type toggle ---------- */
.type-toggle { display: flex; gap: 10px; margin-bottom: 16px; }
.type-toggle button {
  flex: 1; padding: 12px; border-radius: var(--radius-sm); border: 1.5px solid var(--border);
  background: var(--surface); color: var(--text-muted); font-weight: 700; cursor: pointer;
}
.type-toggle button.active.charge { background: var(--success); border-color: var(--success); color: #fff; }
.type-toggle button.active.return { background: var(--danger); border-color: var(--danger); color: #fff; }

/* ---------- date picker ---------- */
.date-input-wrap { position: relative; }
.date-input-wrap input { cursor: pointer; background: var(--surface); }
.jdp-panel {
  position: absolute; z-index: 200; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow); padding: 12px; width: 280px;
}
.jdp-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.jdp-head .jdp-title { font-weight: 700; font-size: 14px; color: var(--purple-700); }
[data-theme="dark"] .jdp-head .jdp-title { color: var(--yellow-500); }
.jdp-nav { background: var(--purple-100); border: none; width: 30px; height: 30px; border-radius: 50%; cursor: pointer; color: var(--purple-700); font-size: 15px; }
.jdp-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 3px; text-align: center; }
.jdp-wd { font-size: 11px; color: var(--text-muted); padding: 4px 0; }
.jdp-day { padding: 7px 0; border-radius: 8px; font-size: 13px; cursor: pointer; }
.jdp-day:hover { background: var(--purple-100); }
.jdp-day.today { border: 1px solid var(--purple-500); }
.jdp-day.selected { background: var(--purple-600); color: #fff; }
.jdp-day.other { color: var(--text-muted); opacity: .4; }
.jdp-today-btn { width: 100%; margin-top: 8px; }

/* ---------- report ---------- */
.report-controls .field { margin-bottom: 10px; }
.report-custom-range { display: none; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 10px; }
.report-custom-range.show { display: grid; }
.report-table-wrap { overflow-x: auto; }
table.report-table { width: 100%; border-collapse: collapse; font-size: 13px; }
table.report-table th, table.report-table td { padding: 9px 7px; text-align: center; border-bottom: 1px solid var(--border); white-space: nowrap; }
table.report-table th { background: var(--purple-100); color: var(--purple-700); font-size: 12px; position: sticky; top: 0; }
[data-theme="dark"] table.report-table th { color: var(--yellow-500); }
table.report-table td.desc-cell { white-space: normal; text-align: right; min-width: 140px; }
.report-total-bar {
  display: flex; justify-content: space-between; align-items: center; background: var(--purple-800);
  color: #fff; padding: 14px 16px; border-radius: var(--radius); margin: 14px 0;
}
.report-total-bar b { color: var(--yellow-500); font-size: 17px; }

/* ---------- settings screen ---------- */
.settings-tabs { display: flex; gap: 8px; margin-bottom: 14px; flex-wrap: wrap; }
.settings-tabs button {
  background: var(--surface); border: 1.5px solid var(--border); border-radius: 20px; padding: 8px 16px;
  font-size: 13px; font-weight: 600; color: var(--text-muted); cursor: pointer;
}
.settings-tabs button.active { background: var(--purple-600); border-color: var(--purple-600); color: #fff; }
.user-mini-card { display: flex; align-items: center; justify-content: space-between; padding: 10px 4px; border-bottom: 1px solid var(--border); }
.user-mini-card:last-child { border-bottom: none; }
.user-mini-card .li-title { font-weight: 700; }
.user-mini-card .li-sub { font-size: 12px; color: var(--text-muted); }
.user-actions { display: flex; gap: 6px; }

/* ---------- toast ---------- */
#toast-wrap { position: fixed; top: 14px; left: 50%; transform: translateX(-50%); z-index: 999; display: flex; flex-direction: column; gap: 8px; width: 92%; max-width: 380px; }
.toast { background: var(--purple-800); color: #fff; padding: 12px 16px; border-radius: 10px; font-size: 13.5px; box-shadow: var(--shadow); text-align: center; }
.toast.err { background: var(--danger); }
.toast.ok { background: var(--success); }

/* ---------- back link ---------- */
.back-link { display: flex; align-items: center; gap: 6px; color: rgba(255,255,255,.9); background: none; border: none; font-size: 13px; cursor: pointer; }

/* dark mode toggle switch */
.dark-toggle { width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,.15); border: none; color: #fff; font-size: 16px; cursor: pointer; }

@media (min-width: 640px) {
  #user-buttons { grid-template-columns: repeat(3, 1fr); }
  .row-2, .report-custom-range { grid-template-columns: 1fr 1fr; }
}

/* ---------- expense photo attach ---------- */
.photo-btn-row { display: flex; gap: 8px; flex-wrap: wrap; }
.photo-btn { flex: 1; min-width: 140px; font-size: 13px; padding: 10px 8px; }
.photo-preview-wrap {
  margin-top: 10px; position: relative; display: flex; align-items: center; gap: 10px;
  background: var(--surface); border: 1.5px solid var(--border); border-radius: 12px; padding: 8px;
}
.photo-preview-wrap img#exp-photo-preview {
  width: 64px; height: 64px; object-fit: cover; border-radius: 8px; border: 1px solid var(--border);
}
.photo-remove-btn {
  background: none; border: 1.5px solid var(--danger); color: var(--danger); border-radius: 16px;
  font-size: 12px; padding: 5px 10px; cursor: pointer;
}
.photo-size-label { font-size: 11px; color: var(--text-muted); margin-inline-start: auto; }

.li-photo-btn {
  background: none; border: 1.5px solid var(--purple-600); color: var(--purple-600); border-radius: 8px;
  font-size: 14px; padding: 4px 7px; cursor: pointer; margin-inline-start: 6px; line-height: 1;
}

.photo-modal {
  display: none; position: fixed; inset: 0; background: rgba(0,0,0,.82); z-index: 1000;
  align-items: center; justify-content: center; padding: 24px;
}
.photo-modal.open { display: flex; }
.photo-modal-inner { max-width: 100%; max-height: 100%; display: flex; flex-direction: column; align-items: center; gap: 12px; }
.photo-modal-inner img { max-width: 100%; max-height: 70vh; border-radius: 10px; object-fit: contain; background: #fff; }
.photo-modal-actions { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.photo-modal-actions .btn { font-size: 13px; padding: 8px 16px; }
.photo-modal-danger.btn-outline { border-color: var(--danger); color: var(--danger); }

/* ---------- report: group filter / actions column / export row ---------- */
.report-export-row { display: flex; gap: 8px; flex-wrap: wrap; }
.report-export-row .btn { flex: 1; min-width: 130px; }
.report-export-row .btn:disabled { opacity: .6; cursor: default; }
table.report-table td.rpt-actions { white-space: nowrap; }
.rpt-icon-btn {
  background: none; border: 1.5px solid var(--purple-600); color: var(--purple-600); border-radius: 8px;
  font-size: 13px; padding: 3px 6px; cursor: pointer; margin: 0 2px; line-height: 1.4;
}
.rpt-icon-btn.danger { border-color: var(--danger); color: var(--danger); }

.li-edit-btn {
  background: none; border: 1.5px solid var(--purple-600); color: var(--purple-600); border-radius: 8px;
  font-size: 13px; padding: 4px 7px; cursor: pointer; margin-inline-start: 6px; line-height: 1;
}