*,
*::before,
*::after {
    box-sizing: border-box;
}

:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --bg-color: #f8f9fa;
    --font-color: #333;
    --border-color: #dee2e6;
    --white: #fff;
    --highlight-color: #fff3cd;
}

body.dark-mode {
    --primary-color: #4a90e2;
    --secondary-color: #8f969c;
    --success-color: #38a169;
    --danger-color: #e53e3e;
    --warning-color: #dd6b20;
    --bg-color: #1a202c;
    --font-color: #edf2f7;
    --border-color: #4a5568;
    --white: #2d3748;
    --highlight-color: #4a5568;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--font-color);
    margin: 0;
    padding: 20px;
    transition: background-color 0.3s, color 0.3s;
}

.container {
    width: 100%;
    max-width: 1200px;
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    margin: 0 auto;
}

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

.logo {
    height: 40px;
}

/* Menu / Settings Dropdown */
.menu-container {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 120%;
    right: 0;
    background-color: var(--white);
    min-width: 220px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1001;
    border-radius: 6px;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
}

    .dropdown-menu.show {
        display: block;
    }

.menu-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    font-size: 0.9rem;
}

.menu-divider {
    border: 0;
    border-top: 1px solid var(--border-color);
    margin: 0.5rem 0;
}

#download-backup-btn {
    width: 100%;
    text-align: center;
}


.theme-switch-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
}

.theme-switch {
    display: inline-block;
    height: 24px;
    position: relative;
    width: 50px;
}

    .theme-switch input {
        display: none;
    }

.slider {
    background-color: #ccc;
    bottom: 0;
    cursor: pointer;
    left: 0;
    position: absolute;
    right: 0;
    top: 0;
    transition: .4s;
}

    .slider:before {
        background-color: white;
        bottom: 4px;
        content: "";
        height: 16px;
        left: 4px;
        position: absolute;
        transition: .4s;
        width: 16px;
    }

input:checked + .slider {
    background-color: var(--primary-color);
}

    input:checked + .slider:before {
        transform: translateX(26px);
    }

.slider.round {
    border-radius: 34px;
}

    .slider.round:before {
        border-radius: 50%;
    }

h1, h2 {
    text-align: center;
    color: var(--primary-color);
}

.pin-container, .main-app {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    align-items: flex-end;
}

.form-group {
    display: flex;
    flex-direction: column;
}

label {
    margin-bottom: 0.5rem;
    font-weight: bold;
}

input[type="text"], input[type="url"], input[type="password"], input[type="date"], select, textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    box-sizing: border-box;
    background-color: var(--bg-color);
    color: var(--font-color);
}

button {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    background-color: var(--primary-color);
    color: #fff;
    font-size: 1rem;
    transition: background-color 0.2s;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
}

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

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

        button.danger:hover {
            background-color: #c82333;
        }

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

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

.button-group {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.icon-btn {
    padding: 0.5rem;
    width: 40px;
    height: 40px;
    color: var(--font-color);
    background-color: transparent;
    border: 1px solid var(--border-color);
}

    .icon-btn:hover {
        background-color: var(--border-color);
    }


    .icon-btn svg {
        width: 20px;
        height: 20px;
        fill: currentColor;
    }

#mapping-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

    #mapping-table th, #mapping-table td {
        border: 1px solid var(--border-color);
        padding: 0.75rem;
        text-align: left;
    }

    #mapping-table th {
        background-color: var(--bg-color);
    }

body.dark-mode #mapping-table tr:nth-child(even) {
    background-color: #2a3344;
}

.app-logo {
    width: 40px;
    height: 40px;
    object-fit: cover;
    border-radius: 4px;
    vertical-align: middle;
}

.actions {
    display: flex;
    gap: 5px;
    flex-wrap: wrap;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.5);
    justify-content: center;
    align-items: center;
}

.modal-content {
    background-color: var(--white);
    margin: auto;
    padding: 25px;
    border: 1px solid #888;
    width: 80%;
    max-width: 600px;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.close-button {
    font-size: 1.5rem;
    font-weight: bold;
    cursor: pointer;
}

.uploaded-images {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 10px;
}

    .uploaded-images img {
        max-width: 100px;
        max-height: 100px;
        border-radius: 4px;
    }

hr {
    border: 0;
    border-top: 1px solid var(--border-color);
    margin: 2rem 0;
}

.tab-nav {
    display: flex;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 1.5rem;
}

.tab-button {
    padding: 1rem 1.5rem;
    cursor: pointer;
    background-color: transparent;
    color: var(--secondary-color);
    border: none;
    border-bottom: 3px solid transparent;
    font-size: 1.1rem;
    border-radius: 0;
}

    .tab-button.active {
        color: var(--primary-color);
        border-bottom-color: var(--primary-color);
    }

.tab-content {
    display: none;
}

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

@keyframes highlight-fade {
    from {
        background-color: var(--highlight-color);
    }

    to {
        background-color: transparent;
    }
}

.highlight {
    animation: highlight-fade 2s ease-out;
}

#toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    padding: 15px 20px;
    border-radius: 5px;
    color: #fff;
    font-size: 1rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

    .toast.show {
        opacity: 1;
        transform: translateY(0);
    }

    .toast.success {
        background-color: var(--success-color);
    }

    .toast.error {
        background-color: var(--danger-color);
    }

    .toast.info {
        background-color: var(--primary-color);
    }

.calendar-header {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

    .calendar-header h2 {
        margin: 0;
    }

#calendar-view {
    overflow-x: auto;
}

#calendar-table {
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed;
}

    #calendar-table th, #calendar-table td {
        border: 1px solid var(--border-color);
        padding: 0.5rem;
        text-align: center;
    }

        #calendar-table th:first-child, #calendar-table td:first-child {
            text-align: left;
            width: 25%;
        }

    #calendar-table .active-month {
        background-color: var(--success-color);
    }