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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

* {
    box-sizing: border-box;
}

/* Admin Giriş Paneli Stilleri */
.admin-login-panel {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100% !important;
    height: 100% !important;
    background: linear-gradient(135deg, #2d3748 0%, #4a5568 100%) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    z-index: 9999 !important;
    margin: 0 !important;
    padding: 20px !important;
    box-sizing: border-box !important;
    overflow: hidden !important;
}

.admin-login-container {
    background: white !important;
    padding: 40px !important;
    border-radius: 15px !important;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3) !important;
    width: 90% !important;
    max-width: 400px !important;
    text-align: center !important;
    margin: 0 !important;
    position: absolute !important;
    top: 50% !important;
    left: 50% !important;
    transform: translate(-50%, -50%) !important;
    flex-shrink: 0 !important;
}

.admin-login-header h1 {
    color: #2d3748;
    margin: 0 0 10px 0;
    font-size: 2.5rem;
    font-weight: bold;
}

.admin-login-header h2 {
    color: #4a5568;
    margin: 0 0 20px 0;
    font-size: 1.5rem;
    font-weight: normal;
}

.admin-login-header p {
    color: #718096;
    margin: 0 0 30px 0;
    font-size: 1rem;
}

.admin-login-form {
    text-align: left;
}

.admin-login-form .form-group {
    margin-bottom: 20px;
}

.admin-login-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
    color: #2d3748;
    font-size: 0.9rem;
}

.admin-login-form input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    box-sizing: border-box;
}

.admin-login-form input:focus {
    outline: none;
    border-color: #38a169;
}

.admin-login-btn {
    width: 100%;
    padding: 12px;
    font-size: 1.1rem;
    font-weight: bold;
    margin-top: 10px;
    cursor: pointer;
    pointer-events: auto;
    border: none;
    outline: none;
}

.admin-controls {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #e2e8f0;
}

.error-message {
    background: #fed7d7;
    color: #c53030;
    padding: 10px;
    border-radius: 6px;
    margin-top: 15px;
    text-align: center;
    font-size: 0.9rem;
    border: 1px solid #feb2b2;
}

/* Ana Giriş Paneli Stilleri */
.main-login-panel {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.main-login-container {
    background: white;
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    width: 100%;
    max-width: 800px;
    text-align: center;
}

.main-login-form h1 {
    color: #4a5568;
    margin-bottom: 10px;
    font-size: 2.5rem;
}

.main-login-form h2 {
    color: #718096;
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.main-login-form p {
    color: #4a5568;
    margin-bottom: 40px;
    font-size: 1.1rem;
}

.system-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-top: 30px;
}

.system-btn {
    background: white;
    border: 3px solid #e2e8f0;
    border-radius: 15px;
    padding: 30px 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.system-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.veresiye-btn:hover {
    border-color: #667eea;
    background: #f7fafc;
}

.toptanci-btn:hover {
    border-color: #38a169;
    background: #f0fff4;
}

.system-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.system-title {
    font-size: 1.3rem;
    font-weight: bold;
    color: #2d3748;
    margin-bottom: 10px;
}

.system-desc {
    font-size: 0.9rem;
    color: #718096;
    line-height: 1.4;
}

/* Sistem Panelleri */
.system-panel {
    min-height: 100vh;
}

.system-header {
    text-align: center;
    margin-bottom: 30px;
    color: white;
    position: relative;
}

.system-header h1 {
    font-size: 1.8rem;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

/* Giriş Paneli Stilleri (Eski - artık kullanılmıyor) */
.login-panel {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.login-container {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-form h1 {
    color: #4a5568;
    margin-bottom: 10px;
    font-size: 2rem;
}

.login-form h2 {
    color: #718096;
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.login-form .form-group {
    margin-bottom: 20px;
    text-align: left;
}

.login-form .form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
    color: #2d3748;
}

.login-form .form-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.login-form .form-group input:focus {
    outline: none;
    border-color: #667eea;
}

.login-btn {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    transition: transform 0.2s;
    margin-top: 10px;
}

.login-btn:hover {
    transform: translateY(-2px);
}

.error-message {
    color: #e53e3e;
    margin-top: 15px;
    font-weight: bold;
    display: none;
}

/* Ana Sistem Stilleri */
.main-system {
    min-height: 100vh;
}


/* Header Controls */
.header-controls {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 10px;
    position: absolute;
    top: 20px;
    right: 20px;
}

.header-controls .btn {
    width: auto;
    text-align: center;
    box-sizing: border-box;
    padding: 8px 16px;
    font-size: 0.9rem;
    margin: 0;
    display: inline-block;
    white-space: nowrap;
}





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

header {
    text-align: center;
    margin-bottom: 30px;
    color: white;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

header h2 {
    font-size: 1.2rem;
    opacity: 0.9;
}

.main-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 30px;
    margin-bottom: 30px;
}

.add-customer-section, .customers-section {
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.add-customer-section h3, .customers-section h3 {
    margin-bottom: 20px;
    color: #4a5568;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 10px;
}

#customerForm {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

#customerForm input {
    padding: 12px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s;
}

#customerForm input:focus {
    outline: none;
    border-color: #667eea;
}

#customerForm button {
    padding: 12px 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    transition: transform 0.2s;
}

#customerForm button:hover {
    transform: translateY(-2px);
}

.customers-list {
    max-height: 500px;
    overflow-y: auto;
}

.customer-card {
    background: #f8f9fa;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 15px;
    margin-bottom: 15px;
    transition: all 0.3s;
    cursor: pointer;
    position: relative;
    padding-top: 50px;
}

.customer-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.customer-name {
    font-weight: bold;
    font-size: 1.1rem;
    color: #2d3748;
    margin-bottom: 5px;
    z-index: 10;
    position: relative;
}

.customer-phone {
    color: #718096;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.customer-balance {
    font-size: 1.2rem;
    font-weight: bold;
}

.positive-balance {
    color: #e53e3e;
}

.negative-balance {
    color: #38a169;
}

.zero-balance {
    color: #4a5568;
}

.customer-actions {
    margin-top: 10px;
    display: flex;
    gap: 10px;
}

.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
}

.btn-primary {
    background: #667eea;
    color: white;
}

.btn-danger {
    background: #e53e3e;
    color: white;
}

.btn-warning {
    background: #f6ad55;
    color: white;
}

.btn-success {
    background: #38a169;
    color: white;
}

.btn:hover {
    transform: translateY(-1px);
    opacity: 0.9;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
}

.modal-content {
    background-color: white;
    margin: 2% auto;
    padding: 30px;
    border-radius: 15px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    position: relative;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    overflow-y: auto;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    position: absolute;
    right: 20px;
    top: 15px;
}

.close:hover {
    color: #000;
}

.transaction-form {
    margin-top: 20px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 10px;
}

.transaction-form h4 {
    margin-bottom: 15px;
    color: #4a5568;
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #2d3748;
}

.form-group input, .form-group select {
    width: 100%;
    padding: 10px;
    border: 2px solid #e2e8f0;
    border-radius: 6px;
    font-size: 14px;
}

.transaction-list {
    margin-top: 20px;
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 10px;
}

.transaction-item {
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.transaction-info {
    flex: 1;
}

.transaction-actions {
    display: flex;
    gap: 5px;
    margin-left: 10px;
}

.transaction-amount {
    font-weight: bold;
}

.transaction-amount.positive {
    color: #e53e3e;
}

.transaction-amount.negative {
    color: #38a169;
}

.transaction-date {
    font-size: 0.9rem;
    color: #718096;
}

/* Arama ve Filtreleme Stilleri */
.search-filters {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 15px;
    align-items: center;
}

.search-box {
    display: flex;
    gap: 10px;
}

.search-box input {
    flex: 1;
    padding: 10px;
    border: 2px solid #e2e8f0;
    border-radius: 6px;
    font-size: 14px;
}

.search-box input:focus {
    outline: none;
    border-color: #667eea;
}

.filter-buttons {
    display: flex;
    gap: 5px;
}

.filter-btn {
    padding: 8px 16px;
    border: 2px solid #e2e8f0;
    background: white;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
}

.filter-btn:hover {
    border-color: #667eea;
    background: #f7fafc;
}

.filter-btn.active {
    background: #667eea;
    color: white;
    border-color: #667eea;
}

.sort-options select {
    padding: 8px 12px;
    border: 2px solid #e2e8f0;
    border-radius: 6px;
    background: white;
    font-size: 14px;
    cursor: pointer;
}

.sort-options select:focus {
    outline: none;
    border-color: #667eea;
}

/* İstatistik Kartları */
.stats-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.stat-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.stat-card h4 {
    margin: 0 0 10px 0;
    font-size: 0.9rem;
    opacity: 0.9;
}

.stat-card span {
    font-size: 1.5rem;
    font-weight: bold;
}

/* Müşteri kartı güncellemeleri */
.customer-card {
    position: relative;
}

.customer-card .debt-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: #e53e3e;
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: bold;
}

.customer-card .credit-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: #38a169;
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: bold;
}

/* Puanlama Sistemi */
.customer-rating {
    display: flex;
    align-items: center;
    gap: 5px;
    margin: 8px 0;
}

.stars {
    display: flex;
    gap: 2px;
}

.star {
    color: #ffd700;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.2s;
}

.star:hover {
    transform: scale(1.1);
}

.star.empty {
    color: #e2e8f0;
}

.rating-text {
    font-size: 0.9rem;
    color: #4a5568;
    font-weight: bold;
}

.rating-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: #ffd700;
    color: #2d3748;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 3px;
    z-index: 5;
}

.rating-modal {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin-top: 10px;
}

.rating-modal h5 {
    margin: 0 0 10px 0;
    color: #2d3748;
}

.rating-history {
    font-size: 0.8rem;
    color: #718096;
    margin-top: 5px;
}

/* Düzenleme Formu Stilleri */
.edit-customer-form {
    padding: 20px;
    background: #f8f9fa;
    border-radius: 10px;
    margin-bottom: 20px;
}

.edit-customer-form h4 {
    margin: 0 0 20px 0;
    color: #4a5568;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 10px;
}

.form-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 20px;
}

.btn-secondary {
    background: #718096;
    color: white;
}

.btn-info {
    background: #3182ce;
    color: white;
}

.btn-sm {
    padding: 4px 8px;
    font-size: 12px;
    min-width: auto;
}

/* İşlem Düzenleme Formu */
.edit-transaction-form {
    padding: 20px;
    background: #f8f9fa;
    border-radius: 10px;
    margin-bottom: 20px;
}

.edit-transaction-form h4 {
    margin: 0 0 20px 0;
    color: #4a5568;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 10px;
}

/* Backup ve Veri Yönetimi */
.backup-section {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
    border: 1px solid #e2e8f0;
}

.backup-section h4 {
    margin: 0 0 15px 0;
    color: #4a5568;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 10px;
}

.backup-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.backup-buttons .btn {
    flex: 1;
    min-width: 120px;
    padding: 10px 15px;
    font-size: 14px;
}

/* Toptancı Takip Sistemi Stilleri */
.tabs {
    display: flex;
    background: white;
    border-radius: 10px;
    margin-bottom: 20px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    overflow: hidden;
}

.tab-btn {
    flex: 1;
    padding: 15px 20px;
    background: #f8f9fa;
    border: none;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: #4a5568;
    transition: all 0.3s ease;
    border-bottom: 3px solid transparent;
}

.tab-btn:hover {
    background: #e2e8f0;
    color: #2d3748;
}

.tab-btn.active {
    background: #38a169;
    color: white;
    border-bottom-color: #2f855a;
}

.tab-content {
    display: none;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    padding: 25px;
}

.tab-content.active {
    display: block;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid #e2e8f0;
}

.section-header h2 {
    color: #4a5568;
    margin: 0;
    font-size: 1.5rem;
}

.list-container {
    max-height: 500px;
    overflow-y: auto;
}

.add-supplier-section, .suppliers-section {
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.add-supplier-section h3, .suppliers-section h3 {
    margin-bottom: 20px;
    color: #4a5568;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 10px;
}

#supplierForm {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

#supplierForm input {
    padding: 12px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s;
}

#supplierForm input:focus {
    outline: none;
    border-color: #38a169;
}

#supplierForm button {
    padding: 12px 20px;
    background: linear-gradient(135deg, #38a169 0%, #2f855a 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    transition: transform 0.2s;
}

#supplierForm button:hover {
    transform: translateY(-2px);
}

.suppliers-list {
    max-height: 500px;
    overflow-y: auto;
}

.supplier-card {
    background: #f8f9fa;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 15px;
    margin-bottom: 15px;
    transition: all 0.3s;
    cursor: pointer;
    position: relative;
    padding-top: 50px;
}

.supplier-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.supplier-name {
    font-weight: bold;
    font-size: 1.1rem;
    color: #2d3748;
    margin-bottom: 5px;
    z-index: 10;
    position: relative;
}

.supplier-phone {
    color: #718096;
    font-size: 0.9rem;
    margin-bottom: 5px;
}

.supplier-address {
    color: #718096;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.supplier-balance {
    font-size: 1.2rem;
    font-weight: bold;
}

.supplier-actions {
    margin-top: 10px;
    display: flex;
    gap: 10px;
}

/* Yedekleme ve Rapor Stilleri */
.backup-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 30px;
}

.backup-section {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
}

.backup-section h3 {
    color: #4a5568;
    margin: 0 0 15px 0;
    font-size: 1.2rem;
}

.backup-section p {
    color: #718096;
    margin-bottom: 15px;
    line-height: 1.5;
}

.file-input-container {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.file-name {
    color: #4a5568;
    font-style: italic;
}

.backup-info {
    grid-column: 1 / -1;
    background: #e6fffa;
    border: 1px solid #38a169;
    padding: 20px;
    border-radius: 10px;
}

.backup-info h4 {
    color: #2d3748;
    margin: 0 0 15px 0;
}

.backup-info ul {
    margin: 0;
    padding-left: 20px;
}

.backup-info li {
    color: #4a5568;
    margin-bottom: 8px;
    line-height: 1.4;
}

.reports-container {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
}

/* Textarea Stilleri */
textarea {
    width: 100%;
    padding: 10px;
    border: 2px solid #e2e8f0;
    border-radius: 6px;
    font-size: 14px;
    font-family: inherit;
    resize: vertical;
    min-height: 80px;
}

textarea:focus {
    outline: none;
    border-color: #38a169;
}

/* Rapor Kartları */
.reports-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.report-card {
    background: white;
    padding: 20px;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.report-card h4 {
    color: #4a5568;
    margin: 0 0 15px 0;
    font-size: 1.1rem;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 10px;
}

.report-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid #f1f5f9;
}

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

.report-item span:first-child {
    color: #718096;
    font-weight: 500;
}

.report-item span:last-child {
    color: #2d3748;
    font-weight: bold;
}

/* Kart Stilleri */
.delivery-card, .payment-card {
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 15px;
    margin-bottom: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.delivery-card:hover, .payment-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.delivery-info, .payment-info {
    flex: 1;
}

.delivery-supplier, .payment-supplier {
    font-weight: bold;
    color: #2d3748;
    margin-bottom: 5px;
}

.delivery-date, .payment-date {
    color: #718096;
    font-size: 0.9rem;
    margin-bottom: 5px;
}

.delivery-amount, .payment-amount {
    font-weight: bold;
    color: #38a169;
    font-size: 1.1rem;
}

.payment-method {
    color: #4a5568;
    font-size: 0.9rem;
    margin-top: 5px;
}

.delivery-description, .payment-description {
    color: #718096;
    font-size: 0.9rem;
    margin-top: 5px;
    font-style: italic;
}

.delivery-actions, .payment-actions {
    display: flex;
    gap: 10px;
}

@media (max-width: 768px) {
    .main-content {
        grid-template-columns: 1fr;
    }
    
    .system-options {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .system-btn {
        min-height: 150px;
        padding: 20px 15px;
    }
    
    .system-icon {
        font-size: 2.5rem;
    }
    
    .system-title {
        font-size: 1.1rem;
    }
    
    .system-desc {
        font-size: 0.8rem;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    .modal-content {
        width: 95%;
        margin: 5% auto;
        padding: 20px;
        max-height: 95vh;
    }
    
    .search-filters {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .filter-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .stats-section {
        grid-template-columns: 1fr;
    }
}