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

body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.dense {
    font-size: 0.85em;
    line-height: 1.25;
}

.container {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    width: 90%;
    max-width: 800px;
    padding: 30px;
    margin: 20px;
    position: relative;
    min-height: 500px;
    display: flex;
    flex-direction: column;
}

.header {
    text-align: center;
    margin-bottom: 50px;
    padding-bottom: 10px;
    border-bottom: 2px solid #eee;
}

.logo {
    max-width: 100px;
    margin-bottom: 10px;
}

.header h1 {
    color: #333;
    font-size: 18px;
}

.pin-form, .admin-login {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.pin-form h2, .admin-login h2 {
    color: #555;
    margin-bottom: 20px;
}

form {
    width: 100%;
    max-width: 500px;
}

input[type="password"],
input[type="text"],
input[type="url"] {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

button {
    width: 100%;
    padding: 12px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #0056b3;
}

.delete-btn {
    background-color: #dc3545;
}

.delete-btn:hover {
    background-color: #c82333;
}

.newsletter-list {
    flex: 1;
    margin: 20px 0;
}

.newsletter-list ul {
    list-style: none;
}

.newsletter-list li {
    padding: 12px;
    background-color: #f8f9fa;
    margin-bottom: 10px;
    border-radius: 4px;
    transition: transform 0.2s;
}

.newsletter-list li:hover {
    transform: translateX(5px);
    background-color: #e9ecef;
}

.newsletter-list a {
    color: #007bff;
    text-decoration: none;
    font-size: 16px;
    display: block;
}

.newsletter-list a:hover {
    text-decoration: underline;
}

.footer {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
    text-align: right;
}

.footer a {
    color: #6c757d;
    text-decoration: none;
    margin-left: 15px;
    font-size: 14px;
}

.footer a:hover {
    color: #007bff;
}

.error {
    background-color: #f8d7da;
    color: #721c24;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 15px;
    text-align: center;
}

.success {
    background-color: #d4edda;
    color: #155724;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 15px;
    text-align: center;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

th, td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: #f8f9fa;
    color: #333;
}

tr:hover {
    background-color: #f5f5f5;
}

.add-form {
    background-color: #f8f9fa;
    padding: 20px;
    border-radius: 4px;
    margin-bottom: 30px;
}

.add-form h2 {
    color: #333;
    margin-bottom: 15px;
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    color: #555;
    font-weight: bold;
}

.admin-link, .logout-link {
    display: inline-block;
}

/* PIN Management Compact Styles */
.pin-management-compact {
    background-color: #fff3cd;
    padding: 15px 20px;
    border-radius: 4px;
    margin: 20px 0;
    border: 1px solid #ffeeba;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 15px;
}

.pin-management-compact h2 {
    color: #856404;
    margin: 0;
    font-size: 1.2rem;
    min-width: 140px;
}

.pin-fields-compact {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    flex: 1;
    align-items: flex-end;
}

.pin-field-group {
    flex: 1;
    min-width: 130px;
}

.pin-field-group label {
    display: block;
    font-size: 0.8rem;
    color: #856404;
    font-weight: bold;
    margin-bottom: 2px;
}

.pin-field-group input {
    width: 100%;
    padding: 8px;
    border: 1px solid #ffeeba;
    border-radius: 4px;
    font-size: 14px;
}

.pin-field-group input:focus {
    border-color: #ffc107;
    outline: none;
    box-shadow: 0 0 0 2px rgba(255, 193, 7, 0.25);
}

.pin-change-btn-compact {
    background-color: #ffc107;
    color: #856404;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    white-space: nowrap;
    height: 37px;
    align-self: flex-end;
}

.pin-change-btn-compact:hover {
    background-color: #e0a800;
}

.current-pin-badge {
    background-color: #fff;
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.85rem;
    color: #856404;
    border: 1px solid #ffeeba;
    white-space: nowrap;
}

/* Reduce vertical spacing - DENSE MODIFIERS */
.dense .container {
    padding-top: 10px;
    padding-bottom: 10px;
}

.dense h1, 
.dense h2,
.dense .header h1,
.dense .add-form h2,
.dense .existing-list h2,
.dense .pin-management-compact h2 {
    margin-top: 5px;
    margin-bottom: 10px;
}

.dense h1,
.dense .header h1 {
    font-size: 1.2rem;
}

.dense h2 {
    font-size: 1.1rem;
}

.dense .form-group {
    margin-bottom: 8px;
}

.dense .form-group label {
    margin-bottom: 2px;
    font-size: 0.9rem;
}

.dense .form-group input {
    padding: 6px 8px;
    font-size: 0.9rem;
}

.dense table {
    margin-top: 5px;
    margin-bottom: 5px;
}

.dense table th,
.dense table td {
    padding: 6px 8px;
    font-size: 0.9rem;
}

.dense button {
    padding: 6px 12px;
    margin: 2px 0;
    font-size: 0.9rem;
}

.dense .delete-btn {
    padding: 3px 8px;
    font-size: 0.85rem;
}

.dense .footer {
    margin-top: 10px;
    padding: 8px 0;
}

.dense .admin-login {
    padding: 15px;
    margin: 10px 0;
}

.dense .admin-login input {
    padding: 6px;
    margin: 5px 0;
}

.dense .success,
.dense .error {
    padding: 6px 10px;
    margin: 5px 0;
    font-size: 0.9rem;
}

.dense .add-form {
    margin: 10px 0;
    padding: 12px;
}

.dense .existing-list {
    margin: 10px 0;
}

.dense .pin-management-compact {
    margin: 10px 0;
    padding: 10px 15px;
}

.dense .pin-field-group input {
    padding: 5px 8px;
    font-size: 0.85rem;
}

.dense .pin-change-btn-compact {
    padding: 5px 12px;
    height: 32px;
    font-size: 0.85rem;
}

.dense .pin-management-compact h2 {
    font-size: 1rem;
    min-width: 120px;
}

.dense .current-pin-badge {
    font-size: 0.75rem;
    padding: 3px 8px;
}

/* Ultra-compact form (add this class to your add form if needed) */
.ultra-compact {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    flex-wrap: wrap;
    background-color: #f8f9fa;
    border-radius: 4px;
    margin-bottom: 15px;
}

.ultra-compact h2 {
    margin: 0;
    font-size: 1rem;
    white-space: nowrap;
}

.ultra-compact .form-group {
    display: flex;
    align-items: center;
    margin: 0;
    gap: 5px;
    flex: 1;
}

.ultra-compact .form-group label {
    width: auto;
    margin: 0;
    font-size: 0.85rem;
    white-space: nowrap;
}

.ultra-compact .form-group input {
    width: 200px;
    padding: 4px 8px;
    margin: 0;
    font-size: 0.85rem;
    height: 30px;
}

.ultra-compact button {
    width: auto;
    margin: 0;
    padding: 6px 12px;
    height: 30px;
    font-size: 0.85rem;
    white-space: nowrap;
}

@media (max-width: 768px) {
    .pin-management-compact {
        flex-direction: column;
        align-items: stretch;
    }
    .pin-fields-compact {
        flex-direction: column;
    }
    .pin-field-group {
        width: 100%;
    }
    .pin-change-btn-compact {
        width: 100%;
    }
    .ultra-compact {
        flex-direction: column;
        align-items: stretch;
    }
    .ultra-compact .form-group {
        width: 100%;
    }
    .ultra-compact .form-group input {
        width: 100%;
    }
    .ultra-compact button {
        width: 100%;
    }
}

@media (max-width: 600px) {
    .container {
        padding: 15px;
    }
    
    table {
        font-size: 14px;
    }
    
    th, td {
        padding: 6px;
    }
    
    .header {
        margin-bottom: 20px;
    }
}

/* Close up header and add form */
.header {
    margin-bottom: 20px;  /* Reduced from 50px to 20px */
    padding-bottom: 5px;   /* Reduced from 10px to 5px */
}

.logo {
    max-width: 80px;      /* Optional: smaller logo */
    margin-bottom: 5px;    /* Reduced from 10px */
}

.header h1 {
    margin-top: 0;
    margin-bottom: 0;      /* Remove bottom margin */
}

/* Bring add form closer to header */
.add-form {
    margin-top: 5px;       /* Reduced from default */
    margin-bottom: 15px;    /* Keep some space before table */
    padding: 15px;          /* Slightly reduced padding */
}

/* If you want even tighter spacing with dense class */
.dense .header {
    margin-bottom: 10px;
    padding-bottom: 3px;
}

.dense .add-form {
    margin-top: 0;
    padding: 10px;
}

/* Alternative: Use flexbox for ultra-compact header and form */
.compact-layout .header {
    margin-bottom: 10px;
}

.compact-layout .add-form {
    margin-top: 0;
    padding: 12px;
}

/* Optional: Make the add form inline with header on larger screens */
@media (min-width: 768px) {
    .compact-header-form {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 20px;
        margin-bottom: 15px;
    }
    
    .compact-header-form .header {
        margin-bottom: 0;
        flex: 1;
    }
    
    .compact-header-form .add-form {
        margin-bottom: 0;
        flex: 2;
    }
}

/* Horizontal form layout */
.horizontal-form {
    background-color: #f8f9fa;
    padding: 15px 20px;
    border-radius: 4px;
    margin-bottom: 20px;
}

.horizontal-form h2 {
    margin-top: 0;
    margin-bottom: 12px;
    color: #333;
    font-size: 1.2rem;
}

.form-row {
    display: flex;
    gap: 15px;
    align-items: flex-end;  /* Aligns buttons and inputs at bottom */
    flex-wrap: wrap;
}

.form-row .form-group {
    flex: 1 1 200px;  /* Grow, shrink, basis */
    margin-bottom: 0;
}

.form-row .form-group label {
    display: block;
    margin-bottom: 4px;
    color: #555;
    font-weight: bold;
    font-size: 0.9rem;
}

.form-row .form-group input {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
}

.form-row button {
    width: auto;
    min-width: 140px;
    padding: 8px 16px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    cursor: pointer;
    height: 38px;  /* Match input height */
    white-space: nowrap;
}

.form-row button:hover {
    background-color: #0056b3;
}

/* Responsive breakpoint */
@media (max-width: 600px) {
    .form-row {
        flex-direction: column;
        gap: 10px;
    }
    
    .form-row .form-group {
        width: 100%;
    }
    
    .form-row button {
        width: 100%;
    }
}