:root {
    --lte-sidebar: 250px;
    --lte-header: 56px;
    --lte-primary: #007bff;
    --lte-primary-dark: #0056b3;
    --lte-dark: #343a40;
    --lte-darker: #2c3136;
    --lte-bg: #f4f6f9;
    --lte-text: #212529;
    --lte-muted: #6c757d;
    --lte-border: #dee2e6;
    --lte-success: #28a745;
    --lte-info: #17a2b8;
    --lte-warning: #ffc107;
    --lte-danger: #dc3545;
    --lte-shadow: 0 0 1px rgba(0,0,0,.125), 0 1px 3px rgba(0,0,0,.2);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: "Source Sans 3", "Segoe UI", system-ui, sans-serif;
}
body.lte-body {
    background: var(--lte-bg);
    color: var(--lte-text);
    min-height: 100vh;
}
a { color: var(--lte-primary); }
img { max-width: 100%; }
.hidden { display: none !important; }
.hint { font-size: .85rem; color: var(--lte-muted); }

.wrapper { min-height: 100vh; }

.main-header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1030;
    height: var(--lte-header);
    background: #fff;
    border-bottom: 1px solid var(--lte-border);
    display: flex; align-items: center; gap: 12px;
    padding: 0 12px 0 calc(var(--lte-sidebar) + 16px);
}
.nav-toggle {
    display: none; width: 42px; height: 42px;
    border: 0; background: transparent; color: #495057;
    font-size: 1.15rem; cursor: pointer; border-radius: 6px;
}
.nav-toggle:hover { background: #f4f6f9; }
.header-title { font-weight: 600; flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.header-right { display: flex; align-items: center; gap: 12px; }
.header-user { color: var(--lte-muted); font-size: .9rem; }
.header-link { color: #495057; text-decoration: none; font-weight: 600; padding: 8px 10px; border-radius: 6px; }
.header-link:hover { background: #f4f6f9; color: var(--lte-danger); }

.main-sidebar {
    position: fixed; top: 0; left: 0; bottom: 0; z-index: 1040;
    width: var(--lte-sidebar);
    background: var(--lte-dark);
    color: #c2c7d0;
    display: flex; flex-direction: column;
    overflow-y: auto;
}
.brand-link {
    display: flex; align-items: center; gap: 10px;
    padding: 12px 16px; height: var(--lte-header);
    background: var(--lte-darker);
    color: #fff; text-decoration: none;
    border-bottom: 1px solid rgba(255,255,255,.08);
}
.brand-logo {
    width: 34px; height: 34px; border-radius: 8px;
    background: var(--lte-primary); color: #fff;
    display: grid; place-items: center; font-weight: 800;
}
.brand-link strong { display: block; font-size: .95rem; }
.brand-link small { color: #9aa0a6; font-size: .75rem; }
.user-panel {
    display: flex; gap: 10px; align-items: center;
    padding: 14px 16px; border-bottom: 1px solid rgba(255,255,255,.08);
}
.user-avatar {
    width: 36px; height: 36px; border-radius: 50%;
    background: #495057; display: grid; place-items: center; color: #fff;
}
.user-name { color: #fff; font-weight: 600; font-size: .9rem; }
.user-role { color: #9aa0a6; font-size: .75rem; }
.nav-header {
    padding: 12px 16px 6px; margin: 0;
    font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; color: #6c757d;
}
.sidebar-nav { display: flex; flex-direction: column; padding: 8px; gap: 2px; flex: 1; }
.sidebar-nav a {
    color: #c2c7d0; text-decoration: none;
    padding: 10px 12px; border-radius: 6px;
    display: flex; align-items: center; gap: 10px; min-height: 42px;
}
.sidebar-nav a i { width: 1.2rem; text-align: center; opacity: .9; }
.sidebar-nav a:hover { background: rgba(255,255,255,.08); color: #fff; }
.sidebar-nav a.active { background: var(--lte-primary); color: #fff; }

.content-wrapper {
    margin-left: var(--lte-sidebar);
    padding-top: var(--lte-header);
    min-height: 100vh;
    display: flex; flex-direction: column;
}
.content { padding: 16px; flex: 1; }
.main-footer {
    padding: 12px 16px; background: #fff;
    border-top: 1px solid var(--lte-border);
    color: var(--lte-muted); font-size: .85rem;
}
.sidebar-overlay { display: none; }

.page-head {
    display: flex; justify-content: space-between; align-items: flex-end;
    gap: 12px; flex-wrap: wrap; margin-bottom: 16px;
}
.page-head h1 { margin: 0 0 4px; font-size: 1.45rem; font-weight: 600; }
.page-head p { margin: 0; color: var(--lte-muted); }

.alert {
    padding: 12px 14px; border-radius: 6px; margin-bottom: 14px;
    border: 1px solid transparent;
}
.alert-success, .flash-success { background: #d4edda; color: #155724; border-color: #c3e6cb; }
.alert-danger, .flash-error { background: #f8d7da; color: #721c24; border-color: #f5c6cb; }
.alert-info, .flash-info { background: #d1ecf1; color: #0c5460; border-color: #bee5eb; }
.flash { padding: 12px 14px; border-radius: 6px; margin-bottom: 14px; }

.filters, .card {
    background: #fff;
    border: 1px solid var(--lte-border);
    border-radius: 8px;
    box-shadow: var(--lte-shadow);
}
.filters {
    padding: 14px;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    align-items: end;
    margin-bottom: 16px;
}
.filters-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.filters button { width: 100%; }
label { display: grid; gap: 6px; font-size: .82rem; color: var(--lte-muted); font-weight: 600; }
input, select, textarea, button, .btn {
    font: inherit;
}
input, select, textarea {
    color: var(--lte-text);
    border: 1px solid #ced4da;
    background: #fff;
    border-radius: 6px;
    padding: 9px 12px;
    width: 100%;
    min-width: 0;
    min-height: 42px;
}
input:focus, select:focus, textarea:focus {
    outline: 0;
    border-color: #80bdff;
    box-shadow: 0 0 0 3px rgba(0,123,255,.2);
}
button, .btn {
    cursor: pointer; border: 0;
    background: var(--lte-primary); color: #fff;
    border-radius: 6px; padding: 10px 14px; font-weight: 600;
    text-decoration: none; display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    min-height: 42px;
}
button:hover, .btn:hover { background: var(--lte-primary-dark); color: #fff; }
.btn-ghost, .btn-outline {
    background: #fff; color: #495057; border: 1px solid var(--lte-border);
}
.btn-ghost:hover, .btn-outline:hover { background: #f8f9fa; color: #212529; }
.btn-danger { background: var(--lte-danger); color: #fff; }
.btn-danger:hover { background: #c82333; }
.btn-success { background: var(--lte-success); }
.row-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }

.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-bottom: 16px; }
.kpi {
    position: relative; overflow: hidden;
    border-radius: 8px; padding: 16px 18px; padding-right: 56px; color: #fff;
    box-shadow: var(--lte-shadow); min-width: 0;
}
.kpi-icon {
    position: absolute; right: 14px; top: 50%; transform: translateY(-50%);
    font-size: 2.6rem; opacity: .22; pointer-events: none;
}
.kpis .kpi:nth-child(1) { background: linear-gradient(135deg, #17a2b8, #138496); }
.kpis .kpi:nth-child(2) { background: linear-gradient(135deg, #28a745, #1e7e34); }
.kpis .kpi:nth-child(3) { background: linear-gradient(135deg, #ffc107, #d39e00); color: #212529; }
.kpis .kpi:nth-child(4) { background: linear-gradient(135deg, #dc3545, #bd2130); }
.kpi span { display: block; font-size: .8rem; font-weight: 600; opacity: .92; }
.kpi strong { display: block; font-size: clamp(1.15rem, 2.4vw, 1.55rem); margin-top: 6px; word-break: break-word; }
.kpi em { font-style: normal; display: block; margin-top: 4px; font-size: .82rem; opacity: .9; }

.grid-2 { display: grid; grid-template-columns: 1.2fr 1fr; gap: 16px; margin-bottom: 16px; }
.card { padding: 0; overflow: hidden; min-width: 0; margin-bottom: 16px; }
.card > h2 {
    margin: 0;
    padding: 12px 16px;
    font-size: 1.05rem;
    border-bottom: 1px solid var(--lte-border);
    background: #f8f9fa;
}
.card > p, .card > form, .card > .table-wrap, .card > .share-list, .card > .hint, .card > .kasa-form {
    margin: 14px 16px;
}
.card > form.kasa-form { margin: 14px 16px 16px; }
.card > .table-wrap { margin-bottom: 0; }
.card > .table-wrap table { margin: 0; }
.chart-wrap { position: relative; height: 280px; padding: 8px 16px 16px; }
.card.empty { padding: 40px 20px; text-align: center; color: var(--lte-muted); }
.card.empty h2 { background: none; border: 0; }

.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; min-width: 480px; }
.table-compact table { min-width: 0; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--lte-border); font-size: .94rem; vertical-align: middle; }
th { background: #f8f9fa; color: #495057; font-size: .75rem; letter-spacing: .04em; text-transform: uppercase; }
tr:hover td { background: #fbfdff; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.empty { text-align: center; color: var(--lte-muted); padding: 24px !important; }
.rank {
    width: 26px; height: 26px; border-radius: 50%;
    background: #e9ecef; display: inline-grid; place-items: center;
    font-weight: 700; font-size: .78rem;
}
.rank.gold { background: var(--lte-warning); color: #212529; }

.pay { display: flex; align-items: center; gap: 10px; min-width: 120px; }
.pay strong { min-width: 3.4rem; text-align: right; font-variant-numeric: tabular-nums; }
.pay-bar { flex: 1; height: 8px; background: #e9ecef; border-radius: 99px; overflow: hidden; min-width: 48px; }
.pay-bar > span { display: block; height: 100%; background: var(--lte-primary); border-radius: 99px; }
.pay-bar.gold > span { background: var(--lte-info); }
.share-list { display: grid; gap: 12px; padding: 0 16px 16px; }
.share-row { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; }
.share-row .pay { grid-column: 1 / -1; }

.kasa-form, .form-stack {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    align-items: end;
}
.form-stack { grid-template-columns: 1fr; }
.kasa-form .span-2 { grid-column: span 2; }
.badge-giris { color: var(--lte-success); font-weight: 700; }
.badge-cikis { color: var(--lte-danger); font-weight: 700; }

.badge {
    display: inline-flex; align-items: center;
    padding: 3px 8px; border-radius: 99px;
    font-size: .75rem; font-weight: 700; line-height: 1.2;
}
.badge-success { background: #d4edda; color: #155724; }
.badge-secondary { background: #e9ecef; color: #495057; }
.badge-info { background: #d1ecf1; color: #0c5460; }

.btn-sm {
    min-height: 34px; padding: 4px 10px; font-size: .82rem;
}
.btn-block { width: 100%; }
.row-actions .btn, .row-actions button { min-height: 34px; padding: 4px 10px; font-size: .82rem; }

.filter-shortcuts {
    display: flex; flex-wrap: wrap; gap: 8px;
    margin: -8px 0 16px;
}
.filter-shortcuts a, .filter-shortcuts button {
    background: #fff; color: #495057; border: 1px solid var(--lte-border);
    min-height: 34px; padding: 4px 12px; font-size: .82rem; text-decoration: none;
}
.filter-shortcuts a:hover, .filter-shortcuts button:hover,
.filter-shortcuts a.is-active {
    background: var(--lte-primary); color: #fff; border-color: var(--lte-primary);
}

thead th { position: sticky; top: 0; z-index: 1; box-shadow: 0 1px 0 var(--lte-border); }
code {
    background: #f8f9fa; border: 1px solid var(--lte-border);
    border-radius: 4px; padding: 1px 6px; font-size: .85em;
}
input[type="file"] { padding: 8px; background: #f8f9fa; }
.card.empty .btn { margin-top: 8px; }

.role-kasiyer .content { padding: 14px; }
.role-kasiyer input, .role-kasiyer select, .role-kasiyer textarea,
.role-kasiyer button:not(.nav-toggle):not(.btn-ghost):not(.btn-sm) {
    min-height: 46px;
}
.role-admin .brand-logo { background: #6f42c1; }
.role-patron .brand-logo { background: #28a745; }

.login-wrap {
    min-height: 100vh; display: grid; place-items: center;
    background: linear-gradient(180deg, #3f474e 0%, var(--lte-dark) 40%);
    padding: max(20px, env(safe-area-inset-top)) 16px max(20px, env(safe-area-inset-bottom));
}
.login-card {
    width: min(440px, 100%); background: #fff;
    border-radius: 10px; padding: 28px 24px; box-shadow: 0 12px 40px rgba(0,0,0,.25);
}
.login-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.login-brand h1 { margin: 0; font-size: 1.45rem; font-weight: 700; }
.login-card p { color: var(--lte-muted); margin-top: 0; }
.login-card form { display: grid; gap: 12px; margin-top: 16px; }
.login-card button { width: 100%; }
.login-tabs { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; margin: 16px 0 4px; }
.login-tabs button {
    background: #e9ecef; color: #212529;
    font-size: .82rem; padding: 10px 6px; flex-direction: column; gap: 4px;
}
.login-tabs button i { font-size: 1rem; }
.login-tabs button.active { background: var(--lte-primary); color: #fff; }

.modal-backdrop {
    position: fixed; inset: 0; z-index: 2000;
    background: rgba(33,37,41,.5);
    display: grid; place-items: center; padding: 16px;
}
.modal-backdrop[hidden] { display: none; }
.modal-box {
    width: min(420px, 100%); background: #fff; border-radius: 10px;
    padding: 22px 20px 18px; box-shadow: 0 12px 40px rgba(0,0,0,.25);
}
.modal-box h3 { margin: 0 0 8px; font-size: 1.15rem; }
.modal-box p { margin: 0 0 18px; color: var(--lte-muted); line-height: 1.45; }
.modal-actions { display: flex; justify-content: stretch; gap: 8px; }
.modal-actions .btn { flex: 1; }
body.is-modal-open { overflow: hidden; }

@media (max-width: 1100px) {
    .kpis { grid-template-columns: 1fr 1fr; }
    .grid-2 { grid-template-columns: 1fr; }
    .filters, .filters-5 { grid-template-columns: 1fr 1fr; }
    .filters button { grid-column: 1 / -1; }
    .kasa-form { grid-template-columns: 1fr 1fr; }
    .kasa-form .span-2 { grid-column: 1 / -1; }
}
@media (max-width: 900px) {
    .main-header {
        padding-left: max(8px, env(safe-area-inset-left));
        padding-right: max(8px, env(safe-area-inset-right));
    }
    .nav-toggle { display: inline-grid; place-items: center; }
    .main-sidebar {
        transform: translateX(-110%);
        transition: transform .2s ease;
        box-shadow: 8px 0 24px rgba(0,0,0,.2);
        padding-bottom: env(safe-area-inset-bottom);
    }
    .wrapper.is-nav-open .main-sidebar { transform: none; }
    .sidebar-overlay {
        display: block; position: fixed; inset: 0; z-index: 1035;
        background: rgba(0,0,0,.4);
    }
    .sidebar-overlay[hidden] { display: none; }
    .content-wrapper { margin-left: 0; }
    .chart-wrap { height: 220px; }
    .page-head { align-items: stretch; }
    .page-head .btn { width: 100%; }
    .d-none-xs { display: none; }
    .pay { min-width: 0; }
}
@media (max-width: 560px) {
    .kpis { grid-template-columns: 1fr; }
    .filters, .filters-5, .kasa-form { grid-template-columns: 1fr; }
    .filters button, .kasa-form .span-2 { grid-column: auto; }
    .login-tabs { grid-template-columns: 1fr; }
    .login-tabs button { flex-direction: row; justify-content: center; }
    .content { padding: 12px; padding-bottom: max(12px, env(safe-area-inset-bottom)); }
    table { font-size: .88rem; min-width: 420px; }
    .table-compact table { min-width: 0; }
    .modal-actions { flex-direction: column-reverse; }
    th, td { padding: 10px 8px; }
}