:root {
    --primary: #2c5f2d;
    --primary-dark: #1a3a1b;
    --primary-light: #4a8b4c;
    --secondary: #d4a843;
    --bg-light: #f5f7fa;
    --bg-white: #ffffff;
    --text-dark: #2d3748;
    --text-muted: #718096;
    --border: #e2e8f0;
    --danger: #e53e3e;
    --success: #38a169;
    --warning: #d69e2e;
    --info: #3182ce;
    --shadow: 0 2px 10px rgba(0,0,0,0.08);
    --radius: 8px;
    --sidebar-width: 260px;
    --sidebar-collapsed: 60px;
}

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

html, body {
    overflow-x: hidden;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
}

/* Smooth transitions for all interactive elements */
.sidebar,
.main-content,
.nav-link,
.btn,
.form-group input,
.form-group select,
.stat-card,
.table-card,
.modal,
.modal-overlay,
.filter-bar,
.alert,
.badge,
.top-header,
.sidebar-header {
    transition: all 0.3s ease;
}

/* Login Page */
.login-body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.login-container {
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.login-card {
    background: var(--bg-white);
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header i {
    font-size: 48px;
    color: var(--primary);
    margin-bottom: 10px;
}

.login-header h1 {
    font-size: 22px;
    color: var(--primary-dark);
    margin-bottom: 5px;
}

.login-header p {
    color: var(--text-muted);
    font-size: 14px;
}

/* Layout */
.layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, var(--primary-dark) 0%, var(--primary) 100%);
    color: white;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 100;
    transition: width 0.3s ease, transform 0.3s ease;
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed);
}

.sidebar.collapsed .sidebar-header h2,
.sidebar.collapsed .nav-link span {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
}

.sidebar .sidebar-header h2,
.sidebar .nav-link span {
    opacity: 1;
    visibility: visible;
    transition: opacity 0.2s ease, visibility 0.2s ease;
}

.sidebar.collapsed .nav-link {
    padding: 16px;
    text-align: center;
}

.sidebar.collapsed .nav-link i {
    margin-right: 0;
    font-size: 18px;
    width: auto;
}

.sidebar-header {
    padding: 5px;
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-header i {
    font-size: 32px;
    margin-bottom: 5px;
}

.sidebar-header h2 {
    font-size: 18px;
    font-weight: 600;
}

.sidebar-nav {
    padding: 15px 0;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

.nav-link:hover {
    background: rgba(255,255,255,0.1);
    color: white;
}

.nav-link.active {
    background: rgba(255,255,255,0.15);
    color: white;
    border-left-color: var(--secondary);
}

.nav-link i {
    width: 24px;
    margin-right: 12px;
    text-align: center;
}

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    transition: margin-left 0.3s ease;
    min-width: 0;
    overflow-x: hidden;
}

body.sidebar-collapsed .main-content {
    margin-left: var(--sidebar-collapsed);
}

.top-header {
    background: var(--bg-white);
    padding: 12px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 50;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 20px;
    color: var(--text-dark);
    cursor: pointer;
    padding: 5px;
}

.sidebar-toggle {
    background: none;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    color: var(--text-dark);
    cursor: pointer;
    padding: 5px 8px;
    transition: all 0.3s;
}

.sidebar-toggle:hover {
    background: var(--bg-light);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.user-info {
    color: var(--text-muted);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.content {
    padding: 20px;
    overflow-x: hidden;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

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

button[type="submit"],
.btn[type="submit"] {
    margin-top: 5px;
}

.btn-secondary {
    background: var(--secondary);
    color: white;
}

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

.btn-info {
    background: var(--info);
    color: white;
}

.btn-block {
    width: 100%;
    justify-content: center;
    padding: 12px;
    font-size: 16px;
}

.btn-logout {
    background: var(--danger);
    color: white;
    padding: 6px 12px;
    font-size: 13px;
}

.btn-sm {
    padding: 5px 10px;
    font-size: 12px;
}

.action-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    min-width: 80px;
}

@media (max-width: 768px) {
    .action-btns {
        min-width: 80px;
    }
}


/* Forms */
.form-card {
    background: var(--bg-white);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    max-width: 700px;
    width: 100%;
}

.form-card h2 {
    margin-bottom: 20px;
    color: var(--primary-dark);
    font-size: 18px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-group {
    margin-bottom: 15px;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    font-size: 13px;
    color: var(--text-dark);
}

.form-group label i {
    color: var(--primary);
    margin-right: 4px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 18px 12px 8px 12px;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    background: var(--bg-white);
    color: var(--text-dark);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(44, 95, 45, 0.1);
}

/* Floating Label */
.floating {
    position: relative;
    margin-bottom: 20px;
}

.floating label {
    position: absolute;
    top: 50%;
    left: 12px;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 14px;
    pointer-events: none;
    transition: all 0.3s ease;
    background: var(--bg-white);
    padding: 0 4px;
    margin-bottom: 0;
}

.floating input:focus ~ label,
.floating input:not(:placeholder-shown) ~ label,
.floating select:focus ~ label,
.floating select:valid ~ label,
.floating textarea:focus ~ label,
.floating textarea:not(:placeholder-shown) ~ label {
    top: 0;
    left: 10px;
    font-size: 11px;
    color: var(--primary);
    font-weight: 600;
}

.floating input:focus,
.floating select:focus,
.floating textarea:focus {
    border-color: var(--primary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

/* Tables */
.table-card {
    background: var(--bg-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.table-card-header {
    padding: 15px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.table-card-header h2 {
    font-size: 16px;
    color: var(--primary-dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 500px;
}

th, td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    text-align: left;
}

th {
    background: var(--bg-light);
    font-weight: 600;
    color: var(--text-dark);
    white-space: nowrap;
}

td:last-child {
    white-space: normal !important;
    min-width: 120px;
}

td.amount-col {
    text-align: right;
    padding-right: 30%;
}

tr {
    transition: background 0.2s ease;
}

tr:hover {
    background: #f8fafc;
}

/* Alerts */
.alert {
    padding: 10px 14px;
    border-radius: var(--radius);
    margin-bottom: 15px;
    font-size: 13px;
    opacity: 1;
    transition: opacity 0.5s ease;
}

.alert-success {
    background: #f0fff4;
    border: 1px solid #c6f6d5;
    color: #276749;
}

.alert-danger {
    background: #fff5f5;
    border: 1px solid #fed7d7;
    color: #9b2c2c;
}

/* Dashboard Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.stat-card {
    background: var(--bg-white);
    border-radius: var(--radius);
    padding: 15px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 12px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.stat-icon {
    width: 45px;
    height: 45px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.stat-icon.green {
    background: #f0fff4;
    color: var(--success);
}

.stat-icon.blue {
    background: #ebf8ff;
    color: var(--info);
}

.stat-icon.orange {
    background: #fffaf0;
    color: var(--warning);
}

.stat-icon.red {
    background: #fff5f5;
    color: var(--danger);
}

.stat-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.stat-info h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.stat-info p {
    font-size: 12px;
    color: var(--text-muted);
}

/* Recent Tables */
.recent-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* Modal */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    padding: 20px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    display: flex;
    opacity: 1;
}

.modal {
    background: var(--bg-white);
    border-radius: var(--radius);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    transform: translateY(-20px);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal {
    transform: translateY(0);
}

.modal-header {
    padding: 15px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    font-size: 18px;
    color: var(--primary-dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

.modal-close {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--text-muted);
    cursor: pointer;
    padding: 5px;
}

.modal-close:hover {
    color: var(--danger);
}

.modal-body {
    padding: 20px;
}

.modal-body .form-group:last-of-type {
    margin-bottom: 0;
}

/* Page Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    flex-wrap: wrap;
    gap: 10px;
}

.page-header h1 {
    font-size: 20px;
    color: var(--primary-dark);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Balance Sheet */
.balance-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin-bottom: 15px;
}

.balance-box {
    padding: 12px 15px;
    border-radius: var(--radius);
    text-align: center;
}

.balance-box.income {
    background: #f0fff4;
    border: 2px solid var(--success);
}

.balance-box.expense {
    background: #fff5f5;
    border: 2px solid var(--danger);
}

.balance-box.net {
    background: #ebf8ff;
    border: 2px solid var(--info);
}

.balance-box h3 {
    font-size: 12px;
    text-transform: uppercase;
    margin-bottom: 5px;
    color: var(--text-muted);
}

.balance-box .amount {
    font-size: 18px;
    font-weight: 700;
}

.balance-box.income .amount {
    color: var(--success);
}

.balance-box.expense .amount {
    color: var(--danger);
}

.balance-box.net .amount {
    color: var(--info);
}

.text-success {
    color: var(--success);
}

.text-danger {
    color: var(--danger);
}

/* Filter Bar */
.filter-bar {
    background: var(--bg-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 15px;
    padding: 12px;
}

.filter-bar form {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
    align-items: flex-end;
}

.filter-bar > div,
.filter-bar form > div {
    flex: 1;
    min-width: 120px;
}

.filter-bar label {
    display: block;
    font-size: 11px;
    font-weight: 600;
    margin-bottom: 3px;
    color: var(--text-muted);
}

.filter-bar input,
.filter-bar select {
    width: 100%;
    padding: 7px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 12px;
}

.filter-bar .btn {
    height: 34px;
    white-space: nowrap;
}

/* Badge */
.badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-cash {
    background: #f0fff4;
    color: var(--success);
}

.badge-online {
    background: #ebf8ff;
    color: var(--info);
}

.badge-pending {
    background: #fffaf0;
    color: var(--warning);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 4px;
    margin: 20px 0;
    flex-wrap: wrap;
}

.pagination .btn-sm {
    min-width: 32px;
    text-align: center;
}

.pagination .btn-active {
    background: var(--primary-dark);
    color: white;
    cursor: default;
}

.pagination-dots {
    padding: 0 6px;
    color: var(--text-muted);
}

.pagination-info {
    margin-left: 12px;
    font-size: 13px;
    color: var(--text-muted);
}

/* Responsive - Tablet */
@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0 !important;
    }

    .menu-toggle {
        display: block;
    }

    .sidebar-toggle {
        display: none;
    }
}

/* Responsive - Mobile */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

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

    .stat-info h3 {
        font-size: 16px;
    }

    .table-card-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .filter-bar form {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .filter-bar > div,
    .filter-bar form > div {
        min-width: calc(50% - 5px);
        flex: 1 1 calc(50% - 5px);
    }

    .filter-bar .btn {
        width: auto;
        flex: 1 1 auto;
    }

    .filter-bar form .btn:first-of-type {
        min-width: calc(50% - 5px);
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .balance-summary {
        grid-template-columns: 1fr;
    }

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

    .header-right {
        gap: 8px;
    }

    .user-info span {
        display: none;
    }

    .btn-logout span {
        display: none;
    }

    .content {
        padding: 15px;
    }

    .form-card {
        padding: 15px;
    }

    .modal {
        max-height: 85vh;
        margin: 10px;
    }

    .modal-body {
        padding: 15px;
    }

    .modal-body .form-row {
        gap: 0;
    }

    .floating {
        margin-bottom: 18px;
    }

    .floating:last-of-type {
        margin-bottom: 15px;
    }

    .modal-body .floating {
        margin-bottom: 20px;
    }

    .modal-body button[type="submit"] {
        margin-top: 10px;
    }

    .filter-bar {
        padding: 10px;
    }

    .filter-bar > div,
    .filter-bar form > div {
        margin-bottom: 8px;
    }

    .filter-bar label {
        margin-bottom: 4px;
    }

    .filter-bar input,
    .filter-bar select {
        padding: 10px;
    }

    td:last-child {
        white-space: normal !important;
    }

    th, td {
        padding: 8px 6px !important;
        font-size: 12px !important;
    }

    .pagination {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* Responsive - Small Mobile */
@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .stat-card {
        padding: 12px;
    }

    .stat-info h3 {
        font-size: 18px;
    }

    th, td {
        padding: 8px 10px;
        font-size: 12px;
    }

    .balance-box .amount {
        font-size: 16px;
    }

    .floating {
        margin-bottom: 16px;
    }

    .modal-body .floating {
        margin-bottom: 18px;
    }

    .modal-body .form-row .floating:last-child {
        margin-bottom: 18px;
    }
}

/* Member Search Input */
.member-search-wrapper {
    position: relative;
}

.member-search {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 13px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.member-search:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(44, 95, 45, 0.1);
}

.member-search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 1px solid var(--border);
    border-radius: 0 0 var(--radius) var(--radius);
    max-height: 200px;
    overflow-y: auto;
    z-index: 100;
    display: none;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    opacity: 0;
    transform: translateY(-5px);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.member-search-results.show {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.member-search-item {
    padding: 10px 12px;
    cursor: pointer;
    border-bottom: 1px solid var(--border);
    transition: background 0.2s ease;
}

.member-search-item:hover {
    background: var(--bg-light);
}

.member-search-item:last-child {
    border-bottom: none;
}

.non-member-input {
    display: none;
    margin-top: 10px;
    padding: 10px;
    background: #fffaf0;
    border: 1px solid var(--secondary);
    border-radius: var(--radius);
    opacity: 0;
    transform: translateY(-5px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.non-member-input.show {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

/* Sidebar overlay for mobile */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 99;
}

.sidebar-overlay.active {
    display: block;
}
.member-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    padding: 15px;
    background: var(--bg-light);
    border-radius: var(--radius);
    margin-bottom: 15px;
}

.detail-item {
    font-size: 14px;
    line-height: 1.6;
}

.detail-item strong {
    color: var(--primary-dark);
}

@media (max-width: 480px) {
    .member-detail-grid {
        grid-template-columns: 1fr;
        gap: 8px;
    }
}