/* Calculator Integration Styles */

/* Calculator Button */
#use-calculators-btn {
    background: #2271b1;
    border-color: #2271b1;
    color: #fff;
    margin-right: 8px;
}

#use-calculators-btn:hover {
    background: #135e96;
    border-color: #135e96;
}

#use-calculators-btn .dashicons {
    font-size: 16px;
    vertical-align: text-bottom;
    margin-right: 4px;
}

/* Modal Base Styles */
.silva-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 100000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    overflow-y: auto;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(2px);
}

.modal-content {
    position: relative;
    background: #fff;
    border-radius: 8px;
    max-width: 800px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    margin: auto;
    z-index: 1;
    animation: modalFadeIn 0.2s ease-out;
}

/* Ensure calculator selector is centered on desktop */
#calculator-selector-modal .modal-content {
    margin-left: auto;
    margin-right: auto;
    left: 0;
    right: 0;
}

/* General rule: Ensure all modals are centered on desktop */
@media (min-width: 769px) {
    .silva-modal .modal-content {
        margin-left: auto;
        margin-right: auto;
        left: auto;
        right: auto;
    }
}

/* Desktop optimization for calculator selector */
@media (min-width: 769px) {
    #calculator-selector-modal {
        padding: 40px 20px;
    }
    
    #calculator-selector-modal .modal-content {
        max-width: 900px;
        width: 85%;
    }
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-header {
    padding: 24px;
    border-bottom: 1px solid #ddd;
    position: relative;
}

.modal-header h2 {
    margin: 0 0 8px 0;
    font-size: 20px;
}

.modal-header p {
    margin: 0;
    color: #646970;
    font-size: 14px;
}

.modal-close,
.modal-close-room-import {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 24px;
    color: #646970;
    padding: 4px;
}

.modal-close:hover,
.modal-close-room-import:hover {
    color: #000;
}

.modal-body {
    padding: 24px;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid #ddd;
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    background: #f6f7f7;
}

/* Calculator Selector Modal */
.calculator-selector-content {
    max-width: 900px;
    margin-left: auto !important;
    margin-right: auto !important;
}

.calculator-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
    margin: 20px 0;
}

/* Desktop: Optimize grid layout */
@media (min-width: 1025px) {
    .calculator-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

.calculator-card {
    border: 2px solid #ddd;
    border-radius: 8px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.2s;
    display: block;
    background: #fff;
}

.calculator-card:hover {
    border-color: #2271b1;
    background: #f6f7f7;
}

.calculator-card input[type="checkbox"] {
    float: none;
    margin: 0 12px 0 0;
    vertical-align: middle;
}

.calculator-card input[type="checkbox"]:checked ~ .card-content {
    color: #2271b1;
}

.card-content {
    display: inline-block;
    vertical-align: middle;
}

.calculator-icon {
    font-size: 32px;
    display: block;
    margin-bottom: 8px;
}

.calculator-card h3 {
    margin: 0 0 4px 0;
    font-size: 16px;
    font-weight: 600;
}

.calculator-card p {
    margin: 0;
    font-size: 13px;
    color: #646970;
}

/* Room Import Modal */
.room-import-content {
    max-width: 600px;
    margin-left: auto !important;
    margin-right: auto !important;
}

/* Ensure room import modal is centered on desktop */
#room-import-modal .modal-content {
    margin-left: auto;
    margin-right: auto;
    left: 0;
    right: 0;
}

/* Desktop optimization for room import modal */
@media (min-width: 769px) {
    #room-import-modal {
        padding: 40px 20px;
    }
    
    #room-import-modal .modal-content {
        max-width: 650px;
        width: 85%;
    }
}

.source-info {
    padding: 12px;
    background: #f0f0f1;
    border-radius: 4px;
    margin-bottom: 16px;
}

.room-selection-list {
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 10px;
    background: #fff;
}

.room-item {
    display: flex;
    align-items: center;
    padding: 10px;
    border-bottom: 1px solid #eee;
    cursor: pointer;
}

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

.room-item:hover {
    background: #f6f7f7;
}

.room-item input[type="checkbox"] {
    margin: 0 12px 0 0;
    float: none;
}

.room-name {
    font-weight: 600;
    margin-right: 8px;
}

.room-dims {
    color: #646970;
    font-size: 13px;
}

.import-options {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid #ddd;
}

.import-options label {
    font-weight: 600;
}

/* Group Header Rows */
.silva-item-group-header td {
    background: #f0f0f1;
    font-weight: 600;
    border-left: 4px solid #2271b1;
    padding: 12px 8px !important;
}

.group-header-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.group-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
}

.group-toggle .dashicons {
    transition: transform 0.2s;
}

.group-toggle.collapsed .dashicons {
    transform: rotate(-90deg);
}

.group-total {
    margin-left: auto;
    color: #2271b1;
    font-size: 16px;
    font-weight: 700;
}

.group-delete {
    background: none;
    border: none;
    color: #d63638;
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
}

.group-delete:hover {
    color: #b32d2e;
}

.group-delete .dashicons {
    font-size: 18px;
}

/* Calculator-sourced items badge */
tr[data-calculator-source="true"] {
    position: relative;
}

tr[data-calculator-source="true"] td:first-child::before {
    content: "📊";
    position: absolute;
    left: 2px;
    font-size: 12px;
    opacity: 0.5;
}

/* Responsive adjustments */

/* Tablets and small laptops */
@media (max-width: 1024px) {
    .silva-modal {
        padding: 15px;
    }

    .modal-content {
        max-width: 90%;
    }

    .calculator-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 15px;
    }
}

/* Tablets portrait and large phones landscape */
@media (max-width: 768px) {
    .silva-modal {
        padding: 10px;
    }

    .modal-content {
        width: 95%;
        max-width: none;
        max-height: 95vh;
        border-radius: 6px;
    }
    
    .calculator-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .modal-header {
        padding: 15px;
    }

    .modal-header h2 {
        font-size: 1.25rem;
    }
    
    .modal-body {
        padding: 15px;
    }

    .calculator-card {
        padding: 16px;
    }
    
    .modal-footer {
        flex-direction: column-reverse;
        gap: 10px;
        padding: 15px;
    }
    
    .modal-footer button {
        width: 100%;
        padding: 14px 20px;
        font-size: 16px; /* Prevents iOS zoom on button tap */
    }
}

/* Mobile phones portrait */
@media (max-width: 480px) {
    .silva-modal {
        padding: 5px;
    }

    .modal-content {
        width: 98%;
        max-height: 98vh;
        border-radius: 4px;
    }

    .modal-header {
        padding: 12px;
    }

    .modal-header h2 {
        font-size: 1.1rem;
    }

    .close-modal {
        width: 32px;
        height: 32px;
        font-size: 20px;
    }

    .modal-body {
        padding: 12px;
    }

    .calculator-card {
        padding: 14px;
    }

    .calculator-card h3 {
        font-size: 1.1rem;
    }

    .calculator-card p {
        font-size: 0.9rem;
    }

    .modal-footer {
        padding: 12px;
    }
}

/* Safe area support for iOS notch/dynamic island */
@supports (padding: env(safe-area-inset-top)) {
    .silva-modal {
        padding-top: max(20px, env(safe-area-inset-top));
        padding-bottom: max(20px, env(safe-area-inset-bottom));
        padding-left: max(20px, env(safe-area-inset-left));
        padding-right: max(20px, env(safe-area-inset-right));
    }

    @media (max-width: 768px) {
        .silva-modal {
            padding-top: max(10px, env(safe-area-inset-top));
            padding-bottom: max(10px, env(safe-area-inset-bottom));
            padding-left: max(10px, env(safe-area-inset-left));
            padding-right: max(10px, env(safe-area-inset-right));
        }
    }

    @media (max-width: 480px) {
        .silva-modal {
            padding-top: max(5px, env(safe-area-inset-top));
            padding-bottom: max(5px, env(safe-area-inset-bottom));
            padding-left: max(5px, env(safe-area-inset-left));
            padding-right: max(5px, env(safe-area-inset-right));
        }
    }
}

/* Smooth scrolling for modal body */
.modal-body {
    -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS */
    scroll-behavior: smooth;
}

/* Prevent body scroll when modal is open */
body.modal-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
}

/* Ensure touch targets are large enough on mobile */
@media (max-width: 768px) {
    button,
    .calculator-card,
    .close-modal {
        min-height: 44px; /* iOS recommendation for touch targets */
    }
}

/* Improve text readability on mobile */
@media (max-width: 480px) {
    .modal-content {
        font-size: 16px; /* Prevents iOS zoom on input focus */
        -webkit-text-size-adjust: 100%;
    }
}

/* Fullscreen Calculator Modal */
.calculator-fullscreen-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100vh;               /* fallback */
    height: -webkit-fill-available; /* older iOS Safari */
    height: 100dvh;              /* dynamic viewport — shrinks when URL bar appears */
    z-index: 100001;
    background: rgba(0, 0, 0, 0.95);
    overflow: hidden;
}

.calculator-fullscreen-modal.active {
    display: flex;
    flex-direction: column;
}

.calculator-modal-header {
    background: #fff;
    padding: 12px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    z-index: 1;
}

.calculator-modal-title {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: #333;
}

.close-calculator-modal {
    background: #f44336;
    color: #fff;
    border: none;
    border-radius: 4px;
    padding: 8px 16px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: background 0.2s;
}

.close-calculator-modal:hover {
    background: #d32f2f;
}

.calculator-modal-body {
    flex: 1;
    position: relative;
    background: #fff;
    overflow: hidden;
}

.calculator-iframe-container {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}

.calculator-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 1;
}

.calculator-loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #2271b1;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.calculator-loading p {
    color: #666;
    font-size: 16px;
    margin: 0;
}

/* Hide loading once iframe is ready */
.calculator-fullscreen-modal.iframe-loaded .calculator-loading {
    display: none;
}

/* Mobile adjustments for fullscreen calculator */
@media (max-width: 768px) {
    .calculator-modal-header {
        padding: 10px 15px;
    }

    .calculator-modal-title {
        font-size: 14px;
    }

    .close-calculator-modal {
        padding: 6px 12px;
        font-size: 13px;
    }
}

/* Success Toast Notification */
.calculator-success-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: #4caf50;
    color: #fff;
    padding: 16px 24px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 100002;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 500;
    opacity: 0;
    transform: translateX(400px);
    transition: all 0.3s ease;
}

.calculator-success-toast.show {
    opacity: 1;
    transform: translateX(0);
}

.calculator-success-toast .dashicons {
    font-size: 20px;
    width: 20px;
    height: 20px;
}

@media (max-width: 768px) {
    .calculator-success-toast {
        top: 10px;
        right: 10px;
        left: 10px;
        padding: 14px 20px;
        font-size: 14px;
    }
}