/* PropSavvy Solutions Private Limited - Responsive Optimizations */

/* Cross-Browser Compatibility */
* {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

/* Button Cross-Browser Fixes */
.btn-primary-custom,
.btn-outline-custom {
    /* WebKit browsers (Safari, Chrome) */
    -webkit-appearance: none;
    -webkit-border-radius: 50px;
    -webkit-transition: all 0.3s ease;
    
    /* Firefox */
    -moz-appearance: none;
    -moz-border-radius: 50px;
    -moz-transition: all 0.3s ease;
    
    /* Standard */
    appearance: none;
    border-radius: 50px;
    transition: all 0.3s ease;
    
    /* IE/Edge compatibility */
    -ms-appearance: none;
    -ms-border-radius: 50px;
    -ms-transition: all 0.3s ease;
}

/* Flexbox Fallbacks for Older Browsers */
.btn-group-responsive {
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    
    -webkit-flex-wrap: wrap;
    -moz-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    
    -webkit-box-pack: center;
    -webkit-justify-content: center;
    -moz-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    
    -webkit-box-align: center;
    -webkit-align-items: center;
    -moz-box-align: center;
    -ms-flex-align: center;
    align-items: center;
}

/* Grid Fallbacks */
.property-grid {
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    
    -webkit-flex-wrap: wrap;
    -moz-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    
    margin: -0.75rem;
}

.property-grid > * {
    -webkit-box-flex: 0;
    -webkit-flex: 0 0 auto;
    -moz-box-flex: 0;
    -ms-flex: 0 0 auto;
    flex: 0 0 auto;
    
    width: 100%;
    padding: 0.75rem;
}

.property-card .property-image {
    position: relative;
    width: 100%;
    padding-top: 65%;
    overflow: hidden;
    border-radius: 16px 16px 0 0;
}

.property-card .property-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.property-card:hover .property-image img {
    transform: scale(1.04);
}

/* Media Query Fallbacks for IE */
@media screen and (max-width: 767px) {
    .property-grid > * {
        width: 100%;
    }

    .property-card {
        border-radius: 16px;
    }

    .property-card .card-body {
        padding: 1rem;
    }

    .property-card .property-details {
        font-size: 0.85rem;
    }

    .property-card .property-details .row > div {
        margin-bottom: 0.5rem;
    }

    .property-image {
        padding-top: 60%;
    }
}

/* Mobile Property Card Optimizations (≤480px) */
@media (max-width: 480px) {
    /* Force full-width property cards */
    .col-lg-4.col-md-6,
    .col-md-6 {
        flex: 0 0 100%;
        max-width: 100%;
        margin-bottom: 1.25rem;
    }

    /* Smaller property badges */
    .property-badge {
        font-size: 0.7rem !important;
        padding: 4px 10px !important;
        top: 10px !important;
        left: 10px !important;
    }

    /* Smaller featured badge */
    .property-card .badge.bg-warning {
        font-size: 0.65rem !important;
        padding: 3px 8px !important;
    }

    .property-card .badge.bg-warning i {
        font-size: 0.6rem !important;
        margin-right: 2px !important;
    }

    /* Tighter card body padding */
    .property-card .card-body {
        padding: 0.85rem !important;
    }

    /* Smaller card title */
    .property-card .card-title {
        font-size: 1rem !important;
        line-height: 1.3 !important;
        margin-bottom: 0.5rem !important;
    }

    /* Smaller location text */
    .property-card .card-text.text-muted {
        font-size: 0.8rem !important;
        margin-bottom: 0.5rem !important;
    }

    /* Compact property details */
    .property-card .property-details {
        margin-bottom: 0.75rem !important;
        font-size: 0.75rem !important;
    }

    .property-card .property-details small {
        font-size: 0.65rem !important;
    }

    .property-card .property-details .fw-bold {
        font-size: 0.85rem !important;
    }

    .property-card .property-details .col-4 {
        padding: 0.4rem 0.25rem !important;
    }

    /* Smaller price */
    .property-card .property-price {
        font-size: 1.2rem !important;
    }

    /* Stack buttons vertically on very small screens */
    .property-card .d-flex.justify-content-between {
        flex-direction: column !important;
        gap: 0.75rem;
    }

    .property-card .btn-outline-custom.btn-sm {
        width: 100%;
        padding: 0.5rem 1rem !important;
        font-size: 0.75rem !important;
        min-height: 40px !important;
    }

    /* Smaller property image aspect ratio */
    .property-card .property-image {
        padding-top: 55% !important;
    }

    /* Ensure property image img fills container */
    .property-card .property-image img {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
}

/* Additional Mobile Optimizations (≤576px) */
@media (max-width: 576px) {
    /* Stack CTA buttons vertically */
    .btn-group-responsive {
        flex-direction: column;
    }

    .btn-group-responsive .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }

    .btn-group-responsive .btn:last-child {
        margin-bottom: 0;
    }

    /* Larger touch targets for all interactive elements */
    .form-control-custom,
    .form-select {
        min-height: 48px;
        padding: 12px 16px;
        font-size: 0.9rem;
    }

    /* Property card button improvements */
    .property-card .btn {
        min-height: 44px;
        padding: 0.6rem 1rem;
    }
}

@media screen and (min-width: 768px) and (max-width: 991px) {
    .property-grid > * {
        width: 50%;
    }
}

@media screen and (min-width: 992px) {
    .property-grid > * {
        width: 33.333333%;
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    .btn-primary-custom,
    .btn-outline-custom {
        min-height: 48px; /* Larger touch targets */
        padding: 12px 24px;
    }
    
    .form-control-custom,
    .form-select {
        min-height: 48px;
        padding: 12px 16px;
    }
    
    .navbar-toggler {
        min-height: 48px;
        min-width: 48px;
    }
}

/* High DPI Display Optimizations */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .logo-img,
    .property-image {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
        image-rendering: pixelated;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --primary-color: #ffffff;
        --secondary-color: #d4af37;
        --accent-color: #2c2c2c;
        --text-dark: #ffffff;
        --text-light: #cccccc;
        --border-color: #444444;
    }
    
    body {
        background-color: #1a1a1a;
        color: var(--text-dark);
    }
    
    .navbar {
        background: rgba(26, 26, 26, 0.95);
    }
    
    .card-custom {
        background-color: #2c2c2c;
        border: 1px solid #444444;
        color: white;
    }

    .card-custom .card-title {
        color: white;
    }

    .card-custom .card-text {
        color: #e0e0e0;
    }

    .card-custom .text-muted {
        color: #b0b0b0 !important;
    }

    /* Force white text for all card-custom elements in dark mode */
    .card-custom,
    .card-custom * {
        color: white !important;
    }

    .card-custom .text-muted,
    .card-custom .text-muted * {
        color: #b0b0b0 !important;
    }

    .card-custom .card-title,
    .card-custom h1,
    .card-custom h2,
    .card-custom h3,
    .card-custom h4,
    .card-custom h5,
    .card-custom h6 {
        color: white !important;
    }

    .card-custom .card-text,
    .card-custom p {
        color: #e0e0e0 !important;
    }
    
    .form-control-custom {
        background-color: #2c2c2c !important;
        border-color: #444444 !important;
        color: #ffffff !important;
    }
    
    .form-control-custom:focus {
        background-color: #2c2c2c !important;
        border-color: var(--secondary-color) !important;
        color: #ffffff !important;
    }

    .form-control-custom::placeholder {
        color: #999 !important;
    }

    .form-control-custom:focus::placeholder {
        color: #666 !important;
    }

    /* Light badges with dark text - ensure black text */
    .badge.bg-light,
    .badge.bg-light.text-dark {
        background-color: #f8f9fa !important;
        color: #000000 !important;
    }

    .card-custom .badge.bg-light,
    .card-custom .badge.bg-light.text-dark {
        background-color: #f8f9fa !important;
        color: #000000 !important;
    }

    /* Small button responsive adjustments for dark mode */
    .btn-outline-custom.btn-sm,
    .btn-primary-custom.btn-sm {
        padding: 6px 16px;
        font-size: 0.75rem;
        min-height: 32px;
        border-width: 1px;
    }

    /* Property Card Text Dark Mode Responsive */
    .property-card .card-title {
        font-size: 1.1rem;
        line-height: 1.3;
    }

    .property-card .card-text {
        font-size: 0.9rem;
        line-height: 1.4;
    }

    .property-card .card-text.small {
        font-size: 0.8rem;
        line-height: 1.3;
    }

    .property-card .property-details {
        font-size: 0.85rem;
    }

    .property-card .property-details small {
        font-size: 0.75rem;
    }

    .property-card .property-details .fw-bold {
        font-size: 0.9rem;
    }

    /* Section Padding Dark Mode Responsive */
    .py-5 {
        padding-top: 3rem !important;
        padding-bottom: 3rem !important;
    }

    .py-4 {
        padding-top: 2.5rem !important;
        padding-bottom: 2.5rem !important;
    }

    .py-3 {
        padding-top: 1rem !important;
        padding-bottom: 1rem !important;
    }

    /* Header Section Dark Mode Fixes */
    .page-header {
        padding-top: 6rem !important;
        padding-bottom: 3rem !important;
    }

    section:first-of-type {
        padding-top: 6rem !important;
    }

    section.py-5:first-of-type {
        padding-top: 6rem !important;
        padding-bottom: 3rem !important;
    }

    /* Page Header Text Dark Mode */
    .page-header .font-playfair {
        font-size: 2.5rem;
        line-height: 1.2;
    }

    .page-header p {
        font-size: 1.1rem;
        opacity: 0.9;
    }

    /* Filter Select Dark Mode Responsive */
    .form-select.form-control-custom.me-2,
    .form-select.form-control-custom {
        font-size: 0.85rem;
        padding: 8px 12px;
        min-height: 38px;
    }

    .sort-selects .form-select.form-control-custom {
        font-size: 0.8rem;
        padding: 6px 10px;
        min-height: 36px;
    }

    .card-custom .form-select.form-control-custom {
        font-size: 0.85rem;
        padding: 8px 12px;
        min-height: 38px;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        -webkit-animation-duration: 0.01ms !important;
        -moz-animation-duration: 0.01ms !important;
        -ms-animation-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        
        -webkit-animation-iteration-count: 1 !important;
        -moz-animation-iteration-count: 1 !important;
        -ms-animation-iteration-count: 1 !important;
        animation-iteration-count: 1 !important;
        
        -webkit-transition-duration: 0.01ms !important;
        -moz-transition-duration: 0.01ms !important;
        -ms-transition-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
        
        -webkit-scroll-behavior: auto !important;
        -moz-scroll-behavior: auto !important;
        -ms-scroll-behavior: auto !important;
        scroll-behavior: auto !important;
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    .btn-primary-custom {
        border: 3px solid #000000;
        background: #ffff00;
        color: #000000;
    }
    
    .btn-outline-custom {
        border: 3px solid #000000;
        background: transparent;
        color: #000000;
    }
    
    .btn-outline-custom:hover {
        background: #000000;
        color: #ffffff;
    }
    
    .property-card {
        border: 3px solid #000000;
    }
    
    .form-control-custom,
    .form-select {
        border: 3px solid #000000;
    }
}

/* Print Optimizations */
@media print {
    * {
        -webkit-print-color-adjust: exact !important;
        -moz-print-color-adjust: exact !important;
        -ms-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }
    
    .btn-primary-custom,
    .btn-outline-custom {
        background: #ffffff !important;
        color: #000000 !important;
        border: 1px solid #000000 !important;
    }
    
    .property-card {
        break-inside: avoid;
        page-break-inside: avoid;
    }
}

/* Internet Explorer 11 Specific Fixes */
@media screen and (-ms-high-contrast: active), (-ms-high-contrast: none) {
    .btn-group-responsive {
        display: -ms-flexbox;
    }
    
    .property-grid {
        display: -ms-flexbox;
    }
    
    .d-flex {
        display: -ms-flexbox !important;
    }
}

/* Safari Specific Fixes */
@supports (-webkit-appearance: none) {
    .form-control-custom,
    .form-select {
        -webkit-appearance: none;
        -webkit-border-radius: 10px;
    }
    
    .btn-primary-custom,
    .btn-outline-custom {
        -webkit-appearance: none;
        -webkit-border-radius: 50px;
    }
}

/* Firefox Specific Fixes */
@-moz-document url-prefix() {
    .form-control-custom,
    .form-select {
        -moz-appearance: none;
        -moz-border-radius: 10px;
    }
    
    .btn-primary-custom,
    .btn-outline-custom {
        -moz-appearance: none;
        -moz-border-radius: 50px;
    }
}

/* Performance Optimizations */
.property-card,
.btn-primary-custom,
.btn-outline-custom,
.card-custom {
    -webkit-transform: translateZ(0);
    -moz-transform: translateZ(0);
    -ms-transform: translateZ(0);
    transform: translateZ(0);
    
    -webkit-backface-visibility: hidden;
    -moz-backface-visibility: hidden;
    -ms-backface-visibility: hidden;
    backface-visibility: hidden;
    
    -webkit-perspective: 1000;
    -moz-perspective: 1000;
    -ms-perspective: 1000;
    perspective: 1000;
}

/* Loading States */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #ffffff;
    -webkit-animation: spin 1s ease-in-out infinite;
    -moz-animation: spin 1s ease-in-out infinite;
    -ms-animation: spin 1s ease-in-out infinite;
    animation: spin 1s ease-in-out infinite;
}

@-webkit-keyframes spin {
    to { -webkit-transform: rotate(360deg); }
}

@-moz-keyframes spin {
    to { -moz-transform: rotate(360deg); }
}

@-ms-keyframes spin {
    to { -ms-transform: rotate(360deg); }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Accessibility Enhancements */
.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* Focus Management */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--secondary-color);
    color: var(--primary-color);
    padding: 8px;
    text-decoration: none;
    z-index: 1000;
    border-radius: 4px;
}

.skip-link:focus {
    top: 6px;
}

/* Error States */
.is-invalid {
    border-color: #dc3545 !important;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25) !important;
}

.is-valid {
    border-color: #28a745 !important;
    box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.25) !important;
}

/* Success States */
.alert-success {
    background-color: #d4edda;
    border-color: #c3e6cb;
    color: #155724;
}

.alert-danger {
    background-color: #f8d7da;
    border-color: #f5c6cb;
    color: #721c24;
}

/* Responsive Typography */
@media (max-width: 575.98px) {
    html {
        font-size: 14px;
    }
}

@media (min-width: 576px) and (max-width: 767.98px) {
    html {
        font-size: 15px;
    }
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

/* Container Queries Support (Future-proofing) */
@supports (container-type: inline-size) {
    .property-card {
        container-type: inline-size;
    }
    
    @container (max-width: 300px) {
        .property-card .card-body {
            padding: 0.75rem;
        }
        
        .property-price {
            font-size: 1rem;
        }
    }
}