:root {
    --bg: #f4f6fb;
    --panel: #ffffff;
    --text: #1f2937;
    --muted: #6b7280;
    --line: #d8dee8;
    --primary: #1463f3;
    --primary-dark: #0d49bd;
    --success: #16834a;
    --warning: #a16207;
    --danger: #c23535;
    --info: #0369a1;
    --shadow: 0 14px 32px rgba(15, 23, 42, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    color: var(--text);
    background: var(--bg);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.45;
}

a {
    color: inherit;
    text-decoration: none;
}

.app-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
}

.sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding: 22px 18px;
    color: #f9fafb;
    background: #172033;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    letter-spacing: 0;
}

.brand-mark {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border-radius: 8px;
    color: #fff;
    background: var(--primary);
    font-size: 14px;
}

.nav {
    display: grid;
    gap: 5px;
}

.nav-link {
    padding: 10px 12px;
    border-radius: 8px;
    color: #dbe4f2;
    font-size: 14px;
}

.nav-link:hover,
.nav-link.active {
    color: #fff;
    background: rgba(255, 255, 255, 0.12);
}

.nav-divider {
    height: 1px;
    margin: 8px 0;
    background: rgba(255, 255, 255, 0.16);
}

.sidebar-user {
    margin-top: auto;
    display: grid;
    gap: 5px;
    padding: 12px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.09);
    font-size: 13px;
}

.sidebar-user strong {
    color: #fff;
}

.sidebar-user a {
    color: #93c5fd;
}

.main {
    min-width: 0;
    padding: 24px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}

.topbar h1 {
    margin: 0;
    font-size: 26px;
}

.topbar p {
    margin: 4px 0 0;
    color: var(--muted);
    font-size: 13px;
}

.balance-pill {
    white-space: nowrap;
    padding: 10px 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
}

.content {
    display: grid;
    gap: 18px;
}

.panel,
.auth-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.panel {
    padding: 22px;
}

.panel-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 16px;
}

.panel-title h2 {
    margin: 0;
    font-size: 20px;
}

.panel-title p {
    margin: 3px 0 0;
    color: var(--muted);
    font-size: 13px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.stat {
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
}

.stat span {
    color: var(--muted);
    font-size: 13px;
}

.stat strong {
    display: block;
    margin-top: 6px;
    font-size: 24px;
}

.grid-2 {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 18px;
}

.form-grid {
    display: grid;
    gap: 14px;
}

.field label {
    display: block;
    margin-bottom: 6px;
    color: #111827;
    font-weight: 700;
    font-size: 14px;
}

.field small {
    display: block;
    margin-top: 5px;
    color: var(--muted);
}

input,
select,
textarea {
    width: 100%;
    padding: 11px 12px;
    color: #111827;
    border: 1px solid var(--line);
    border-radius: 7px;
    background: #fff;
    font: inherit;
}

textarea {
    min-height: 98px;
    resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
    outline: 3px solid rgba(20, 99, 243, 0.22);
    border-color: var(--primary);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 0 15px;
    border: 0;
    border-radius: 7px;
    color: #fff;
    background: var(--primary);
    cursor: pointer;
    font-weight: 700;
    font-size: 14px;
}

.btn:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    color: var(--text);
    background: #e5e7eb;
}

.btn-secondary:hover {
    background: #d1d5db;
}

.btn-danger {
    background: var(--danger);
}

.btn-danger:hover {
    background: #9f2222;
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.table-wrap {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

th,
td {
    padding: 12px 10px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
}

th {
    color: #374151;
    background: #f8fafc;
    font-size: 13px;
}

.badge {
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    padding: 0 8px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}

.badge-success {
    color: #0f5132;
    background: #d1fae5;
}

.badge-warning {
    color: #7c4a03;
    background: #fef3c7;
}

.badge-danger {
    color: #842029;
    background: #fee2e2;
}

.badge-info {
    color: #075985;
    background: #dff3ff;
}

.alert {
    margin-bottom: 14px;
    padding: 12px 14px;
    border-radius: 8px;
    border: 1px solid transparent;
    background: #eef2ff;
}

.alert-success {
    color: #0f5132;
    border-color: #a7f3d0;
    background: #ecfdf5;
}

.alert-warning {
    color: #7c4a03;
    border-color: #fde68a;
    background: #fffbeb;
}

.alert-danger {
    color: #842029;
    border-color: #fecaca;
    background: #fef2f2;
}

.alert-info {
    color: #075985;
    border-color: #bae6fd;
    background: #f0f9ff;
}

.auth-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
}

.auth-card {
    width: min(440px, 100%);
    padding: 28px;
}

.auth-card h1 {
    margin: 0 0 8px;
    font-size: 28px;
}

.auth-card p {
    margin: 0 0 20px;
    color: var(--muted);
}

.muted {
    color: var(--muted);
}

.money-line {
    display: grid;
    gap: 10px;
    margin: 14px 0;
}

.price-row {
    display: flex;
    gap: 20px;
    align-items: center;
}

.verified {
    display: inline-grid;
    width: 16px;
    height: 16px;
    place-items: center;
    margin-left: 4px;
    border-radius: 50%;
    color: #fff;
    background: #0b84ff;
    font-size: 11px;
    font-weight: 800;
}

.legacy-service {
    padding: 32px 34px;
    background: #fff;
}

.legacy-service h1 {
    margin: 0 0 14px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--line);
    color: #000;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 32px;
    font-weight: 600;
}

.legacy-service .field {
    margin-top: 18px;
}

.legacy-service label,
.legacy-service .price-row {
    color: #000;
    font-family: Georgia, "Times New Roman", serif;
}

.bank-box {
    display: grid;
    gap: 8px;
    padding: 14px;
    border: 1px dashed var(--primary);
    border-radius: 8px;
    background: #f8fbff;
}

.bank-box code {
    display: inline-block;
    padding: 2px 6px;
    border-radius: 4px;
    background: #e0ecff;
}

details summary {
    cursor: pointer;
    color: var(--primary);
    font-weight: 700;
}

details pre {
    white-space: pre-wrap;
    max-width: 520px;
    margin: 8px 0 0;
    padding: 10px;
    border-radius: 8px;
    background: #f8fafc;
}

.inline-form {
    display: grid;
    gap: 8px;
    min-width: 210px;
}

.filter-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: end;
}

.filter-row .field {
    min-width: 220px;
}

@media (max-width: 980px) {
    .app-shell {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: static;
        height: auto;
    }

    .nav {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .stats-grid,
    .grid-2 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 620px) {
    .main,
    .legacy-service {
        padding: 16px;
    }

    .topbar {
        align-items: stretch;
        flex-direction: column;
    }

    .nav {
        grid-template-columns: 1fr;
    }

    .legacy-service h1 {
        font-size: 25px;
    }
}