/* ===== VARIABLES ===== */
:root {
    --color-primary-dark: #0d4a2c;
    --color-primary: #1a7a4a;
    --color-primary-light: #2d9d66;
    --color-accent: #4ade80;
    --color-white: #ffffff;
    --color-light: #f0fdf4;
    --color-text: #1f2937;
    --color-text-light: #4b5563;
    --color-border: #bbf7d0;
    
    --font-primary: 'Poppins', sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    --border-radius: 12px;
    --border-radius-lg: 20px;
    
    --shadow-sm: 0 2px 8px rgba(26, 95, 63, 0.1);
    --shadow-md: 0 4px 16px rgba(26, 95, 63, 0.15);
    --shadow-lg: 0 8px 32px rgba(26, 95, 63, 0.2);
    
    --transition: all 0.3s ease;
}

/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

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

img[src=""], img:not([src]) {
    opacity: 0;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

/* ===== CONTAINER ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 8px rgba(13, 74, 44, 0.1);
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 2px solid var(--color-primary-light);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem var(--spacing-sm);
    height: 70px;
    gap: var(--spacing-sm);
    position: relative;
}

.nav__logo {
    flex-shrink: 0;
    z-index: 1001;
}

.nav__logo h1 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
}

.nav__logo-img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    display: block;
}

.nav__menu {
    display: flex;
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background-color: var(--color-white);
    flex-direction: column;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    overflow-y: auto;
    gap: var(--spacing-sm);
    align-items: flex-start;
    z-index: 1000;
}

.nav__menu.active {
    left: 0;
}

.nav__link {
    color: var(--color-text);
    font-weight: 500;
    font-size: 1rem;
    position: relative;
    padding: var(--spacing-sm) var(--spacing-md);
    white-space: nowrap;
    display: block;
    width: 100%;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.nav__link:hover {
    background-color: var(--color-light);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: var(--transition);
}

.nav__link:hover::after {
    width: 100%;
}

.nav__link:hover {
    color: var(--color-primary);
}

.nav__actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
    z-index: 1001;
    min-width: 0;
}

.language-selector {
    display: flex;
    gap: 0.2rem;
    background-color: var(--color-light);
    padding: 0.2rem;
    border-radius: var(--border-radius);
    margin-right: 0.5rem;
    flex-shrink: 1;
    min-width: 0;
}

.lang-btn {
    padding: 0.4rem 0.8rem;
    border: none;
    background-color: transparent;
    color: var(--color-text);
    font-weight: 500;
    cursor: pointer;
    border-radius: calc(var(--border-radius) - 2px);
    transition: var(--transition);
    font-size: 0.85rem;
}

.lang-btn.active {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.lang-btn:hover:not(.active) {
    background-color: rgba(26, 95, 63, 0.1);
}

.nav__toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 0.5rem;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    transition: var(--transition);
    margin-left: 0;
    flex-shrink: 0;
}

.nav__toggle:hover {
    background-color: var(--color-light);
}

.nav__toggle span {
    width: 24px;
    height: 3px;
    background-color: var(--color-primary-dark);
    border-radius: 2px;
    transition: var(--transition);
    display: block;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 0.875rem 1.75rem;
    border-radius: var(--border-radius);
    font-weight: 500;
    font-size: 1rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: var(--font-primary);
}

.btn--primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-sm);
}

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

.btn--large {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

.btn--whatsapp {
    background-color: #25D366;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn--whatsapp:hover {
    background-color: #20BA5A;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 70px;
    overflow: hidden;
}

.hero__bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 0;
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 95, 63, 0.6), rgba(74, 173, 122, 0.5));
    z-index: 1;
}

.hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--color-white);
    max-width: 800px;
    padding: var(--spacing-md);
    animation: fadeInUp 1s ease;
}

.hero__title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 1s ease;
}

.hero__subtitle {
    font-size: 1rem;
    font-weight: 300;
    margin-bottom: var(--spacing-lg);
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 1s ease 0.2s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

/* ===== SECTIONS ===== */
.section {
    padding: var(--spacing-lg) 0;
}

.section__header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section__title {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.section__divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    margin: 0 auto;
    border-radius: 2px;
}

/* ===== ABOUT ===== */
.about {
    background: linear-gradient(135deg, #ffffff 0%, var(--color-light) 100%);
}

.about__content {
    margin-top: var(--spacing-lg);
}

.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.about__card {
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.about__card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    pointer-events: none;
}

.about__card-icon {
    font-size: 4rem;
    text-align: center;
    margin-bottom: var(--spacing-md);
    display: block;
}

.about__description {
    font-size: 1.1rem;
    color: var(--color-white);
    text-align: left;
    line-height: 1.8;
    position: relative;
    z-index: 1;
}

.features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.feature {
    background-color: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    cursor: pointer;
}

.feature[data-gallery-link] {
    cursor: pointer;
}

.feature[data-gallery-link]:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    background-color: var(--color-light);
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.feature__icon {
    font-size: 3rem;
    display: block;
    margin-bottom: var(--spacing-sm);
}

.feature h3 {
    color: var(--color-primary);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
}

.feature p {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* ===== APARTMENTS ===== */
.apartments__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.apartment-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.apartment-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.apartment-card__header {
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    color: var(--color-white);
    padding: var(--spacing-md);
    text-align: center;
}

.apartment-card__header h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.apartment-card__capacity {
    display: inline-block;
    background-color: rgba(255, 255, 255, 0.2);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.9rem;
}

.apartment-card__body {
    padding: var(--spacing-md);
}

.apartment-card__features {
    list-style: none;
}

.apartment-card__features li {
    padding: var(--spacing-xs) 0;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
}

.apartment-card__features li:last-child {
    border-bottom: none;
}

.apartment-card__footer {
    margin-top: var(--spacing-md);
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
}

.btn--photos {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    font-size: 0.85rem;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    white-space: nowrap;
}

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

.apartments__common {
    background-color: var(--color-white);
    border: 2px solid var(--color-border);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    text-align: center;
}

.apartments__common h3 {
    color: var(--color-primary);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.apartments__common-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-sm);
    text-align: left;
    max-width: 800px;
    margin: 0 auto;
}

.apartments__common-list li {
    color: var(--color-text);
    padding: var(--spacing-xs) 0;
}

/* ===== GALLERY ===== */
.gallery {
    background-color: #ffffff;
}

.gallery__grid {
    display: grid !important;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    visibility: visible !important;
    opacity: 1 !important;
}

.gallery__item {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
    aspect-ratio: 4/3;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
    min-height: 250px;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.gallery__item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.gallery__item img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    transition: var(--transition);
    display: block !important;
    background-color: var(--color-light);
    opacity: 1 !important;
    visibility: visible !important;
    position: relative;
    z-index: 1;
}

.gallery__item:hover img {
    transform: scale(1.1);
}

.gallery__item video {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    transition: var(--transition);
    display: block !important;
    background-color: var(--color-light);
    opacity: 1 !important;
    visibility: visible !important;
    position: relative;
    z-index: 2;
}

.gallery__item:hover video {
    transform: scale(1.1);
}

.gallery__item--video .gallery__overlay {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(to top, rgba(13, 74, 44, 0.8), rgba(13, 74, 44, 0.5), transparent);
    z-index: 3;
}

.video-thumbnail {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.video-close-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    z-index: 10001;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    line-height: 1;
    padding: 0;
}

.video-close-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.video-close-btn:active {
    transform: scale(0.95);
}

@media (max-width: 768px) {
    .video-close-btn {
        top: 10px;
        right: 10px;
        width: 45px;
        height: 45px;
        font-size: 1.8rem;
        background: rgba(255, 255, 255, 0.3);
    }
    
    .video-lightbox video {
        max-width: 95% !important;
        max-height: 85% !important;
    }
}

.gallery__overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(13, 74, 44, 0.95), rgba(13, 74, 44, 0.7), transparent);
    color: var(--color-white);
    padding: var(--spacing-md);
    transform: translateY(0);
    transition: var(--transition);
}

.gallery__overlay span {
    font-weight: 600;
    font-size: 1.1rem;
    display: block;
}

.gallery__item[data-gallery-id] {
    scroll-margin-top: 100px;
}

.gallery__load-more {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md) 0;
}

#load-more-btn {
    min-width: 200px;
}

.gallery__overlay span {
    font-weight: 600;
    font-size: 1.1rem;
}

/* ===== LOCATION ===== */
.location__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.location__address {
    font-size: 1.1rem;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.location__distances {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.distance-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background-color: var(--color-light);
    border-radius: var(--border-radius);
}

.distance-item__icon {
    font-size: 2rem;
}

.distance-item strong {
    display: block;
    color: var(--color-primary-dark);
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.distance-item span {
    color: var(--color-text-light);
}

.location__map {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    height: 400px;
}

.location__map iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* ===== TESTIMONIALS ===== */
.testimonials {
    background-color: var(--color-light);
}

.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.testimonial-card {
    background-color: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.testimonial-card__stars {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.testimonial-card__text {
    font-style: italic;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

.testimonial-card__author {
    font-weight: 600;
    color: var(--color-primary-dark);
    text-align: right;
}

/* ===== CONTACT ===== */
.contact__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0;
    box-sizing: border-box;
}

.contact__info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    width: 100%;
    box-sizing: border-box;
}

.contact__item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background-color: var(--color-white);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    width: 100%;
    box-sizing: border-box;
}

.contact__item > div {
    flex: 1;
    min-width: 0;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.contact__icon {
    font-size: 2rem;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
}

.contact__icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
}

.contact__icon--instagram svg {
    color: #E4405F;
}

.contact__icon--whatsapp svg {
    color: #25D366;
}

.contact__item h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
    font-size: 1.1rem;
}

.contact__item a {
    color: var(--color-primary);
    font-weight: 500;
    word-break: break-word;
    overflow-wrap: break-word;
    display: inline-block;
    max-width: 100%;
}

.contact__item a:hover {
    text-decoration: underline;
}

.contact__item p {
    color: var(--color-text);
}

.contact__cta {
    text-align: center;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
    border-radius: var(--border-radius-lg);
    color: var(--color-white);
    width: 100%;
    box-sizing: border-box;
    margin-top: var(--spacing-md);
}

.contact__message {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
    padding: var(--spacing-md) 0 var(--spacing-sm);
}

.footer__content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer__section h3,
.footer__section h4 {
    margin-bottom: var(--spacing-xs);
    color: var(--color-accent);
    font-size: 1rem;
}

.footer__section h3 {
    font-size: 1.1rem;
}

.footer__section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    font-size: 0.9rem;
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.footer__links a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
    font-size: 0.9rem;
}

.footer__links a:hover {
    color: var(--color-accent);
    padding-left: var(--spacing-xs);
}

.footer__contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
}

.footer__contact-item a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer__contact-item a:hover {
    color: var(--color-white);
    text-decoration: underline;
}

.footer__social {
    display: flex;
    gap: var(--spacing-xs);
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    font-size: 1.2rem;
    transition: var(--transition);
    color: var(--color-white);
}

.social-link svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

.social-link:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

.social-link[aria-label="Instagram"]:hover {
    background-color: rgba(228, 64, 95, 0.3);
}

.social-link[aria-label="WhatsApp"]:hover {
    background-color: rgba(37, 211, 102, 0.3);
}

.social-link[aria-label="Facebook"]:hover {
    background-color: rgba(24, 119, 242, 0.3);
}

.footer__bottom {
    text-align: center;
    padding-top: var(--spacing-sm);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
}

/* ===== WHATSAPP FLOATING BUTTON ===== */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #25D366, #20BA5A);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5), 0 0 0 0 rgba(37, 211, 102, 0.7);
    z-index: 1000;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    color: var(--color-white);
    overflow: visible;
}

.whatsapp-float:hover {
    transform: scale(1.15) translateY(-2px);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.6), 0 0 0 8px rgba(37, 211, 102, 0.1);
    background: linear-gradient(135deg, #20BA5A, #1DA851);
}

.whatsapp-float:active {
    transform: scale(1.05);
}

.whatsapp-float svg {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

/* Animation pulse */
@keyframes pulse {
    0% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5), 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    50% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5), 0 0 0 10px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5), 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

.whatsapp-float {
    animation: pulse 2s ease-in-out infinite;
}

/* ===== BACK TO TOP BUTTON ===== */
.back-to-top {
    position: fixed;
    bottom: 24px;
    left: 24px;
    width: 48px;
    height: 48px;
    background: rgba(26, 95, 63, 0.3);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(26, 95, 63, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(26, 95, 63, 0.15);
    z-index: 999;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    color: rgba(255, 255, 255, 0.7);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-2px);
    background: rgba(26, 95, 63, 0.5);
    color: rgba(255, 255, 255, 0.9);
    box-shadow: 0 4px 12px rgba(26, 95, 63, 0.25);
}

.back-to-top:active {
    transform: translateY(0);
}

.back-to-top svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    opacity: 0.8;
}

/* ===== RESPONSIVE - MOBILE FIRST ===== */

/* Mobile styles (default - already defined above) */
/* Ensure toggle is visible on mobile */
@media (max-width: 968px) {
    .nav {
        padding: 0.75rem var(--spacing-sm);
    }
    
    .nav__toggle {
        display: flex !important;
        margin-right: 0;
        margin-left: auto;
        order: 3;
    }
    
    .nav__menu {
        display: flex;
    }
    
    .nav__actions {
        gap: 0.4rem;
        flex-wrap: nowrap;
        min-width: 0;
    }
    
    .language-selector {
        margin-right: 0.3rem;
        order: 2;
        flex-shrink: 1;
        min-width: 0;
    }
    
    .lang-btn {
        padding: 0.3rem 0.5rem;
        font-size: 0.75rem;
    }
}

/* Ajustes para telas muito pequenas */
@media (max-width: 480px) {
    .nav__actions {
        gap: 0.2rem;
    }
    
    .language-selector {
        margin-right: 0.2rem;
        padding: 0.15rem;
    }
    
    .lang-btn {
        padding: 0.25rem 0.4rem;
        font-size: 0.7rem;
    }
    
    .nav__toggle {
        width: 36px;
        height: 36px;
        padding: 0.4rem;
    }
    
    .nav__logo h1 {
        font-size: 0.95rem;
    }
}

.nav__toggle.active {
    background-color: var(--color-primary-light);
}

.nav__toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.nav__toggle.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}

.nav__toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

.location__content,
.contact__content {
    grid-template-columns: 1fr;
    max-width: 100%;
}

/* Responsive adjustments for about section */
@media (max-width: 968px) {
    .about__grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .features {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about__card {
        padding: var(--spacing-md);
    }
    
    .about__description {
        text-align: center;
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .features {
        grid-template-columns: 1fr;
    }
    
    .about__card-icon {
        font-size: 3rem;
    }
}

/* Mobile specific adjustments for contact section */
@media (max-width: 968px) {
    #contacto .container {
        padding: 0 var(--spacing-md);
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .contact__content {
        padding: 0;
        width: 100%;
        gap: var(--spacing-md);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }
    
    .contact__info {
        width: 100%;
        max-width: 100%;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
    }
    
    .contact__item {
        margin: 0;
        width: 100%;
        max-width: 100%;
    }
    
    .contact__item a {
        font-size: 0.9rem;
        word-break: break-all;
    }
    
    .contact__item > div {
        min-width: 0;
        overflow: hidden;
    }
    
    .contact__cta {
        margin-top: var(--spacing-md);
        width: 100%;
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }
}

.apartments__common-list {
    grid-template-columns: 1fr;
}

/* Tablet and up (min-width: 577px) */
@media (min-width: 577px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .hero__title {
        font-size: 2.5rem;
    }

    .hero__subtitle {
        font-size: 1.25rem;
    }

    .section__title {
        font-size: 2rem;
    }

    .footer__content {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Desktop (min-width: 969px) */
@media (min-width: 969px) {
    .nav {
        height: 70px;
        padding: 0.75rem var(--spacing-md);
    }

    .nav__logo h1 {
        font-size: 1.5rem;
    }
    
    .nav__logo-img {
        width: 60px;
        height: 60px;
    }

    .nav__menu {
        display: flex !important;
        position: static !important;
        top: auto !important;
        left: 0 !important;
        width: auto !important;
        height: auto !important;
        background-color: transparent !important;
        flex-direction: row !important;
        padding: 0 !important;
        box-shadow: none !important;
        overflow-y: visible !important;
        align-items: center !important;
        gap: var(--spacing-sm);
    }
    
    .nav__menu.active {
        left: 0 !important;
    }
    
    .nav__item {
        display: inline-block;
    }
    
    .nav__link {
        white-space: nowrap;
        font-size: 0.95rem;
        padding: var(--spacing-xs) 0.6rem;
    }

    .nav__toggle {
        display: none !important;
    }

    .language-selector {
        margin-right: 0;
    }

    .hero__title {
        font-size: 3.5rem;
    }

    .hero__subtitle {
        font-size: 1.5rem;
    }

    .section {
        padding: var(--spacing-xl) 0;
    }

    .section__title {
        font-size: 2.5rem;
    }

    .container {
        padding: 0 var(--spacing-md);
    }

    .location__content,
    .contact__content {
        grid-template-columns: 1fr 1fr;
        max-width: 1000px;
        margin: 0 auto;
        padding: 0;
    }

    .apartments__common-list {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer__content {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--spacing-lg);
    }

    .footer__section h3,
    .footer__section h4 {
        font-size: 1.1rem;
        margin-bottom: var(--spacing-sm);
    }

    .footer__section p {
        font-size: 1rem;
    }

    .footer__links a {
        font-size: 1rem;
    }

    .social-link {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }

    .back-to-top {
        bottom: 32px;
        left: 32px;
        width: 52px;
        height: 52px;
    }

    .back-to-top svg {
        width: 22px;
        height: 22px;
    }
}