* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

.navbar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

.navbar-brand {
    color: white;
    font-size: 24px;
    font-weight: 700;
    text-decoration: none;
    padding: 15px 0;
}

.navbar-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.navbar-menu a {
    color: white;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: opacity 0.3s;
}

.navbar-menu a:hover {
    opacity: 0.8;
}

.navbar-user {
    display: flex;
    align-items: center;
    gap: 15px;
    border-left: 1px solid rgba(255, 255, 255, 0.3);
    padding-left: 30px;
    margin-left: 30px;
}

.navbar-user span {
    color: white;
    font-size: 14px;
}

.logout-btn {
    background: white;
    color: #667eea;
    border: none;
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 600;
    transition: transform 0.2s;
}

.logout-btn:hover {
    transform: scale(1.05);
}

.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 20px;
    margin-top: 40px;
}

.alert {
    padding: 15px 20px;
    margin-bottom: 20px;
    border-radius: 4px;
    border: 1px solid;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border-color: #c3e6cb;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border-color: #f5c6cb;
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
    border-color: #ffeeba;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-primary {
    background: #667eea;
    color: white;
    margin-right: 10px;
}

.btn-primary:hover {
    background: #5568d3;
}

.btn-secondary {
    background: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background: #5a6268;
}

.btn-danger,
.btn-delete {
    background: #dc2626;
    color: #ffffff;
    border: 1px solid #dc2626;
}

.btn-danger:hover,
.btn-delete:hover {
    background: #b91c1c;
    color: #ffffff;
    border-color: #b91c1c;
}

.btn-lg {
    padding: 15px 30px;
    font-size: 16px;
}

.btn-close {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 20px;
    opacity: 0.7;
}

.btn-close:hover {
    opacity: 1;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar-container {
        flex-direction: column;
        gap: 15px;
    }

    .navbar-menu {
        flex-direction: column;
        gap: 10px;
    }

    .navbar-user {
        border: none;
        border-top: 1px solid rgba(255, 255, 255, 0.3);
        padding: 15px 0 0 0;
        margin: 0;
    }
}

/* Finance: Edit payment page */
.edit-payment-page {
    max-width: 760px;
    margin: 0 auto;
    background: #fff;
    border: 1px solid #e5e9ee;
    border-radius: 12px;
    padding: 20px;
}

.edit-payment-page .head-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.edit-payment-page .edit-form {
    display: grid;
    gap: 16px;
}

.edit-payment-page fieldset {
    border: 1px solid #d8e1ec;
    border-radius: 8px;
    padding: 14px;
    margin: 0;
}

.edit-payment-page legend {
    font-weight: 600;
    color: #1e293b;
    padding: 0 8px;
    margin-left: -8px;
}

.edit-payment-page .info-box {
    background: #f8fafc;
    border: 1px solid #d8e1ec;
    border-radius: 6px;
    padding: 10px;
    margin-top: 8px;
    font-size: 14px;
    color: #334155;
    display: grid;
    gap: 4px;
}

.edit-payment-page label {
    margin-top: 6px;
    font-weight: 600;
    font-size: 14px;
}

.edit-payment-page input,
.edit-payment-page select,
.edit-payment-page textarea {
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    padding: 8px;
    font-size: 14px;
}

.edit-payment-page input:focus,
.edit-payment-page select:focus,
.edit-payment-page textarea:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.edit-payment-page small {
    display: block;
    color: #64748b;
    font-size: 12px;
    margin-top: 4px;
}

.edit-payment-page .field-error {
    color: #dc2626;
    font-size: 12px;
    display: block;
    margin-top: 4px;
}

.edit-payment-page .validation-summary {
    background: #fee2e2;
    border: 1px solid #fecaca;
    color: #991b1b;
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 10px;
}

.edit-payment-page .actions-row {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    justify-content: flex-end;
}

.edit-payment-page .btn-primary,
.edit-payment-page .btn-back {
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s;
}

.edit-payment-page .btn-primary {
    background: #3b82f6;
    color: #fff;
}

.edit-payment-page .btn-primary:hover {
    background: #2563eb;
}

.edit-payment-page .btn-back {
    background: #e2e8f0;
    color: #334155;
    text-decoration: none;
    display: inline-block;
}

.edit-payment-page .btn-back:hover {
    background: #cbd5e1;
}

/* Shared visual system */
:root {
    color-scheme: light;
    --color-ink: #172b3a;
    --color-muted: #647787;
    --color-primary: #147d73;
    --color-primary-dark: #10665e;
    --color-border: #e1e9ec;
    --color-surface: #ffffff;
    --color-background: #f4f7f8;
    --shadow-card: 0 10px 30px rgba(27, 55, 68, 0.07);
}

html {
    min-height: 100%;
    background: var(--color-background);
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background:
        radial-gradient(ellipse at 10% 0%, rgba(20, 125, 115, 0.055), transparent 34rem),
        var(--color-background);
    color: var(--color-ink);
    line-height: 1.55;
}

::selection {
    background: rgba(20, 125, 115, 0.18);
}

a {
    color: var(--color-primary);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 3px solid rgba(20, 125, 115, 0.28);
    outline-offset: 2px;
}

.navbar {
    position: sticky;
    top: 0;
    z-index: 10;
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 4px 18px rgba(27, 55, 68, 0.045);
    backdrop-filter: blur(14px);
}

.navbar-container {
    max-width: 1440px;
    min-height: 76px;
    gap: 28px;
    padding: 10px 32px;
}

.navbar-brand {
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
    padding: 10px 0;
    color: var(--color-ink);
}

.navbar-brand::before {
    content: none;
}

.navbar-brand img {
    display: block;
    width: 92px;
    height: 58px;
    object-fit: contain;
}

.navbar-menu {
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 4px;
    margin: 0;
}

.navbar-menu a {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    padding: 8px 11px;
    border-radius: 9px;
    color: #425767;
    font-size: 13px;
    font-weight: 600;
    transition: color 160ms ease, background-color 160ms ease;
}

.navbar-menu a:hover,
.navbar-menu a:focus-visible {
    background: #edf6f4;
    color: var(--color-primary-dark);
    opacity: 1;
}

.navbar-user {
    gap: 12px;
    margin-left: 8px;
    padding-left: 16px;
    border-left-color: var(--color-border);
}

.navbar-user span {
    max-width: 180px;
    overflow: hidden;
    color: #425767;
    font-weight: 600;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.logout-btn {
    padding: 8px 12px;
    border: 1px solid var(--color-border);
    border-radius: 9px;
    background: #fff;
    color: #425767;
}

.logout-btn:hover {
    transform: none;
    border-color: #c7d9d7;
    background: #f3f8f7;
    color: var(--color-primary-dark);
}

.main-content {
    width: min(100%, 1440px);
    flex: 1;
    padding: 34px 32px 48px;
}

.footer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 0;
    padding: 22px 24px;
    border-top: 1px solid var(--color-border);
    background: #fff;
    color: var(--color-muted);
    font-size: 13px;
}

.footer img {
    display: block;
    width: 48px;
    height: 37px;
    object-fit: contain;
}

.footer p {
    margin: 0;
}

.alert {
    padding: 14px 18px;
    border-radius: 12px;
    box-shadow: 0 4px 14px rgba(27, 55, 68, 0.04);
}

.alert-success {
    border-color: #b9e4d4;
    background: #effaf5;
    color: #17634d;
}

.alert-danger {
    border-color: #f0c7c4;
    background: #fff4f2;
    color: #a33831;
}

.alert-warning {
    border-color: #f0dfb2;
    background: #fff9e9;
    color: #795c17;
}

.btn {
    border-radius: 9px;
    font-weight: 650;
    transition: transform 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    border: 1px solid var(--color-primary);
    background: var(--color-primary);
    color: #fff;
    box-shadow: 0 4px 10px rgba(20, 125, 115, 0.16);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    color: #fff;
    box-shadow: 0 6px 14px rgba(20, 125, 115, 0.2);
}

.btn-secondary {
    border: 1px solid var(--color-border);
    background: #fff;
    color: #435969;
}

.btn-secondary:hover {
    border-color: #c7d9d7;
    background: #f3f8f7;
    color: var(--color-primary-dark);
}

input,
select,
textarea {
    max-width: 100%;
    border: 1px solid #d4e0e4;
    border-radius: 9px;
    background: #fff;
    color: var(--color-ink);
    transition: border-color 160ms ease, box-shadow 160ms ease;
}

input:focus,
select:focus,
textarea:focus {
    border-color: #65aaa2;
    outline: none;
    box-shadow: 0 0 0 4px rgba(20, 125, 115, 0.1);
}

table.table {
    overflow: hidden;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    background: var(--color-surface);
    box-shadow: var(--shadow-card);
}

table.table th {
    background: #f2f7f7;
    color: #47606d;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.035em;
    text-transform: uppercase;
}

table.table td {
    border-bottom: 1px solid #edf1f2;
    color: #405563;
}

table.table tr:hover {
    background: #f7fbfa;
}

.edit-payment-page {
    border-color: var(--color-border);
    border-radius: 16px;
    box-shadow: var(--shadow-card);
}

@media (max-width: 900px) {
    .navbar-container {
        align-items: flex-start;
        flex-direction: column;
        gap: 4px;
        padding: 10px 22px 14px;
    }

    .navbar-brand img {
        width: 82px;
        height: 52px;
    }

    .navbar-menu {
        width: 100%;
        justify-content: flex-start;
        gap: 4px;
    }

    .navbar-user {
        margin: 4px 0 0;
        padding: 8px 0 0;
        border-top: 1px solid var(--color-border);
        border-left: 0;
    }

    .main-content {
        padding: 26px 22px 38px;
    }
}

@media (max-width: 600px) {
    .navbar-menu {
        gap: 2px;
    }

    .navbar-menu a {
        min-height: 36px;
        padding: 7px 9px;
        font-size: 12px;
    }

    .main-content {
        padding: 20px 15px 30px;
    }

    .footer {
        gap: 8px;
        padding: 18px 12px;
        font-size: 11px;
    }

    .edit-payment-page .head-row,
    .edit-payment-page .actions-row {
        align-items: stretch;
        flex-direction: column;
    }

    .edit-payment-page .actions-row {
        gap: 8px;
    }

    .table {
        display: block;
        overflow-x: auto;
    }
}