/* ===================================
   CSS Variables & Base Setup
   =================================== */
:root {
    --color-primary: dodgerblue;
    --color-dark: #303030;
    --color-white: #ffffff;
    --color-light: whitesmoke;
    --color-accent: #45eec2;
    
    --font-display: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-body);
    background-color: var(--color-white);
    color: var(--color-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

/* ===================================
   DESKTOP STYLES (Default)
   =================================== */

/* Header & Navigation */
#header {
    position: sticky;
    top: 0;
    z-index: 1000;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 24px;
    padding: 20px 32px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(48, 48, 48, 0.08);
}

#logo-container {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    background: linear-gradient(270deg, var(--color-accent), var(--color-primary));
    background-size: 400% 400%;
    animation: gradientShift 30s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

#logo-wrapper {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 2px solid rgba(255, 255, 255, 0.3);
    flex-shrink: 0;
}

#logo-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

#logo-container h1 {
    color: var(--color-white);
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

#menu-bar {
    display: flex;
    align-items: center;
    gap: 8px;
}

.menu-item {
    padding: 14px 24px;
    border-radius: var(--radius-sm);
    background-color: var(--color-light);
    color: var(--color-dark);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    gap: 8px;
}

.menu-item i {
    font-size: 1rem;
}

.menu-item:hover {
    background-color: var(--color-dark);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Filters Section */
#filters-section {
    padding: 40px 32px;
    background: linear-gradient(135deg, #f8f9fa 0%, var(--color-light) 100%);
    border-bottom: 1px solid rgba(48, 48, 48, 0.08);
}

.filters-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: auto 2fr 1fr 1fr auto auto auto;
    gap: 12px;
    align-items: center;
}

.search-bar {
    position: relative;
    width: 100%;
}

.search-bar i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(48, 48, 48, 0.4);
    font-size: 1rem;
    z-index: 1;
    pointer-events: none;
}

#search-input {
    width: 100%;
    padding: 14px 16px 14px 44px;
    border: 2px solid rgba(48, 48, 48, 0.1);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    color: var(--color-dark);
    background: var(--color-white);
    transition: all var(--transition-base);
}

#search-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(30, 144, 255, 0.1);
}

.filter-controls {
    display: contents;
}

.filter-select,
.price-input {
    padding: 14px 16px;
    border: 2px solid rgba(48, 48, 48, 0.1);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    color: var(--color-dark);
    background: var(--color-white);
    transition: all var(--transition-base);
}

.filter-select:focus,
.price-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.search-button {
    padding: 14px 24px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all var(--transition-base);
    background: var(--color-primary);
    color: var(--color-white);
}

.search-button:hover {
    background: var(--color-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.reset-button {
    background: var(--color-light);
    color: var(--color-dark);
    padding: 14px;
    border-radius: var(--radius-sm);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    transition: all var(--transition-base);
}

.reset-button:hover {
    background: var(--color-dark);
    color: var(--color-white);
    transform: rotate(180deg);
}

/* Results Container */
#results-info {
    padding: 24px 32px;
    background: var(--color-white);
}

.results-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
}

#results-count {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-dark);
}

.sort-options {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px;
}

.sort-options label {
    font-weight: 600;
    color: var(--color-dark);
}

.sort-options select {
    padding: 10px 14px;
    border: 2px solid rgba(48, 48, 48, 0.1);
    border-radius: var(--radius-sm);
    background: var(--color-white);
    color: var(--color-dark);
    font-size: 0.95rem;
    cursor: pointer;
}

.results-info {
    text-align: center;
    padding-top: 12px;
    color: rgba(48, 48, 48, 0.6);
    font-size: 0.95rem;
}

/* Listings Section */
#listings-section {
    padding: 48px 32px;
    background: var(--color-white);
    min-height: 60vh;
}

#listings-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 32px;
}

/* Property Card */
.property-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
}

.property-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.card-image {
    position: relative;
    height: 240px;
    overflow: hidden;
    background: var(--color-light);
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.6s ease;
}

.property-card:hover .card-image img {
    transform: scale(1.1);
}

.card-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 8px 16px;
    background: rgba(30, 144, 255, 0.95);
    color: var(--color-white);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    backdrop-filter: blur(10px);
}

.card-content {
    padding: 24px;
}

.card-price {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.card-type {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 12px;
}

.card-location {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(48, 48, 48, 0.6);
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.card-location i {
    color: var(--color-primary);
}

.card-features {
    display: flex;
    gap: 16px;
    padding-top: 16px;
    border-top: 1px solid rgba(48, 48, 48, 0.1);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    color: var(--color-dark);
}

.feature-item i {
    color: var(--color-primary);
}

.card-action {
    margin-top: 16px;
    padding: 12px;
    background: var(--color-light);
    border-radius: var(--radius-sm);
    text-align: center;
    font-weight: 600;
    color: var(--color-dark);
    transition: all var(--transition-base);
}

.property-card:hover .card-action {
    background: var(--color-primary);
    color: var(--color-white);
}

/* No Results */
#no-results {
    text-align: center;
    padding: 80px 20px;
    color: rgba(48, 48, 48, 0.5);
}

#no-results i {
    font-size: 4rem;
    margin-bottom: 24px;
    opacity: 0.3;
}

#no-results h3 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    margin-bottom: 12px;
    color: var(--color-dark);
}

#no-results p {
    font-size: 1.1rem;
}

/* Property Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(48, 48, 48, 0.95);
    z-index: 2000;
    overflow-y: auto;
    padding: 40px 20px;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    max-width: 1200px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideIn 0.4s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 48px;
    height: 48px;
    background: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--color-dark);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    z-index: 10;
}

.modal-close:hover {
    background: var(--color-dark);
    color: var(--color-white);
    transform: rotate(90deg);
}

.modal-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
}

/* Modal Gallery */
.modal-gallery {
    position: relative;
    background: var(--color-dark);
}

.gallery-main {
    position: relative;
    height: 600px;
    overflow: hidden;
}

.gallery-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* Modal Details */
.modal-details {
    padding: 48px;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.modal-header {
    padding-bottom: 24px;
    border-bottom: 2px solid var(--color-light);
}

.modal-header h2 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 8px;
}

.modal-transaction {
    display: inline-block;
    padding: 6px 16px;
    background: var(--color-light);
    color: var(--color-dark);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
}

.modal-price {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.price-label {
    font-size: 0.9rem;
    color: rgba(48, 48, 48, 0.6);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.price-value {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.modal-location {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--color-light);
    border-radius: var(--radius-sm);
    font-size: 1rem;
}

.modal-location i {
    color: var(--color-primary);
    font-size: 1.25rem;
}

.modal-basics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.basic-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px;
    background: var(--color-light);
    border-radius: var(--radius-sm);
    text-align: center;
}

.basic-item i {
    font-size: 1.5rem;
    color: var(--color-primary);
}

.basic-item span {
    font-size: 0.9rem;
    font-weight: 500;
}

.modal-amenities {
    padding: 24px;
    background: var(--color-light);
    border-radius: var(--radius-md);
}

.modal-amenities h4 {
    font-size: 1.1rem;
    margin-bottom: 16px;
    color: var(--color-dark);
}

.amenities-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.amenity-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
}

.amenity-item i {
    color: var(--color-primary);
}

.modal-agent {
    padding: 24px;
    background: linear-gradient(135deg, var(--color-dark) 0%, #1a1a1a 100%);
    border-radius: var(--radius-md);
    color: var(--color-white);
}

.modal-agent h4 {
    font-size: 1.1rem;
    margin-bottom: 16px;
    color: var(--color-white);
}

.agent-info {
    margin-bottom: 20px;
}

.agent-name,
.agent-company {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.agent-name {
    font-weight: 600;
}

.agent-company {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

.agent-actions {
    display: flex;
    gap: 12px;
}

.agent-btn {
    flex: 1;
    padding: 14px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border-radius: var(--radius-sm);
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all var(--transition-base);
}

.agent-btn:hover {
    background: var(--color-primary);
    transform: translateY(-2px);
}

/* Footer */
#footer {
    padding: 48px 32px;
    background: var(--color-dark);
    color: var(--color-white);
}

#socials {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 32px;
}

.social-link {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-white);
    font-size: 1.25rem;
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--color-primary);
    transform: translateY(-4px) rotate(5deg);
    box-shadow: var(--shadow-md);
}

.footer-info {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* ===================================
   TABLET STYLES
   =================================== */

body.tablet {
    /* Tablet-specific overrides */
}

body.tablet #header {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 16px 24px;
}

body.tablet #logo-container {
    justify-content: center;
}

body.tablet #menu-bar {
    justify-content: center;
    flex-wrap: wrap;
}

body.tablet.portrait .menu-item .menu-text {
    display: none;
}

body.tablet.portrait .menu-item {
    padding: 14px 18px;
}

body.tablet.portrait .menu-item i {
    font-size: 1.2rem;
}

body.tablet #filters-section {
    padding: 24px 20px;
}

body.tablet .filters-container {
    grid-template-columns: 1fr;
    gap: 12px;
}

body.tablet .search-bar {
    grid-column: 1;
}

body.tablet #results-info {
    padding: 20px 24px;
}

body.tablet .results-container {
    flex-direction: column;
    gap: 16px;
    text-align: center;
}

body.tablet #listings-section {
    padding: 32px 24px;
}

body.tablet #listings-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

body.tablet .modal-body {
    grid-template-columns: 1fr;
}

body.tablet .gallery-main {
    height: 400px;
}

body.tablet .modal-details {
    padding: 32px 24px;
}

body.tablet.landscape #listings-grid {
    grid-template-columns: repeat(2, 1fr);
}

body.tablet.portrait #listings-grid {
    grid-template-columns: 1fr;
}

body.tablet.portrait .modal-basics {
    grid-template-columns: repeat(3, 1fr);
}

body.tablet.landscape .modal-basics {
    grid-template-columns: repeat(3, 1fr);
}

/* ===================================
   MOBILE STYLES
   =================================== */

body.mobile {
    /* Mobile-specific overrides */
}

body.mobile #header {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 12px 16px;
}

body.mobile #logo-container {
    justify-content: center;
    padding: 10px 20px;
}

body.mobile #logo-wrapper {
    width: 48px;
    height: 48px;
}

body.mobile #logo-container h1 {
    font-size: 1rem;
}

body.mobile #menu-bar {
    justify-content: center;
    flex-wrap: wrap;
    gap: 6px;
}

body.mobile .menu-item {
    padding: 12px 16px;
    font-size: 0.9rem;
}

body.mobile.portrait .menu-item .menu-text {
    display: none;
}

body.mobile.portrait .menu-item {
    padding: 12px 14px;
}

body.mobile.portrait .menu-item i {
    font-size: 1.1rem;
}

body.mobile #filters-section {
    padding: 20px 16px;
}

body.mobile .filters-container {
    grid-template-columns: 1fr;
    gap: 10px;
}

body.mobile .reset-button {
    width: 100%;
    height: 44px;
}

body.mobile .search-button {
    width: 100%;
    justify-content: center;
    padding: 14px;
}

body.mobile #results-info {
    padding: 16px;
}

body.mobile .results-container {
    flex-direction: column;
    gap: 12px;
    text-align: center;
}

body.mobile #results-count {
    font-size: 1.25rem;
}

body.mobile .sort-options {
    flex-direction: column;
    gap: 8px;
    padding: 0;
    width: 100%;
}

body.mobile .sort-options select {
    width: 100%;
}

body.mobile #listings-section {
    padding: 24px 16px;
}

body.mobile #listings-grid {
    grid-template-columns: 1fr;
    gap: 20px;
}

body.mobile .property-card {
    max-width: 100%;
}

body.mobile .card-image {
    height: 220px;
}

body.mobile .card-content {
    padding: 20px;
}

body.mobile .card-price {
    font-size: 1.5rem;
}

body.mobile .card-features {
    flex-direction: column;
    gap: 12px;
}

body.mobile .modal {
    padding: 20px 10px;
}

body.mobile .modal-content {
    max-height: 95vh;
}

body.mobile .modal-body {
    grid-template-columns: 1fr;
}

body.mobile .gallery-main {
    height: 300px;
}

body.mobile .modal-details {
    padding: 24px 20px;
    gap: 24px;
}

body.mobile .modal-header h2 {
    font-size: 1.5rem;
}

body.mobile .price-value {
    font-size: 2rem;
}

body.mobile .modal-basics {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

body.mobile .basic-item {
    padding: 12px 8px;
}

body.mobile .basic-item i {
    font-size: 1.25rem;
}

body.mobile .basic-item span {
    font-size: 0.8rem;
}

body.mobile .amenities-grid {
    grid-template-columns: 1fr;
}

body.mobile .agent-actions {
    flex-direction: column;
}

body.mobile #footer {
    padding: 32px 16px;
}

body.mobile #socials {
    gap: 12px;
}

body.mobile .social-link {
    width: 48px;
    height: 48px;
    font-size: 1.1rem;
}

body.mobile.landscape #listings-grid {
    grid-template-columns: repeat(2, 1fr);
}

body.mobile.landscape .card-image {
    height: 180px;
}

body.mobile.portrait .modal-basics {
    grid-template-columns: repeat(3, 1fr);
}

body.mobile.landscape .modal-basics {
    grid-template-columns: repeat(3, 1fr);
}

/* Landscape mode specific adjustments */
body.landscape #header {
    padding: 12px 24px;
}

body.landscape #filters-section {
    padding: 20px 24px;
}

body.landscape #listings-section {
    padding: 24px;
}

/* Portrait mode specific adjustments */
body.portrait .filters-container {
    grid-template-columns: 1fr;
}

body.portrait .results-container {
    flex-direction: column;
}