/* ============================================
   Wetland Heights — Styles
   Mobile-first responsive design
   ============================================ */

:root {
    --color-bg: #FAFAFA;
    --color-surface: #FFFFFF;
    --color-text: #1A1A1A;
    --color-text-secondary: #586069;
    --color-accent: #2563EB;
    --color-accent-hover: #1D4ED8;
    --color-border: #E5E7EB;
    --color-whatsapp: #25D366;
    --color-star: #F59E0B;

    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Fraunces', Georgia, serif;
    --max-width: 1200px;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --transition: 0.2s ease;
}


/* ---- Reset ---- */

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-family);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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


/* ---- Skip Link ---- */

.skip-link {
    position: absolute;
    left: -9999px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
    z-index: 1000;
    padding: 12px 24px;
    background: var(--color-accent);
    color: #fff;
    font-weight: 600;
    font-size: 0.938rem;
    text-decoration: none;
    border-radius: var(--radius-sm);
}

.skip-link:focus {
    position: fixed;
    left: 16px;
    top: 16px;
    width: auto;
    height: auto;
    overflow: visible;
}


/* ---- Focus Indicators ---- */

a:focus-visible,
.btn:focus-visible,
button:focus-visible,
.navbar__toggle:focus-visible,
.navbar__link:focus-visible,
.contact__email:focus-visible,
.footer__airbnb:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}


/* ---- Screen Reader Only ---- */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}


/* ---- Layout ---- */

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section__title {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 300;
    font-style: normal;
    font-optical-sizing: auto;
    text-align: center;
    margin-bottom: 2.5rem;
    letter-spacing: -0.01em;
    line-height: 1.2;
}


/* ---- Buttons ---- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: var(--font-family);
    font-size: 0.938rem;
    font-weight: 600;
    line-height: 1;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
    text-decoration: none;
}

.btn--primary {
    background-color: var(--color-accent);
    color: #fff;
}

.btn--primary:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn--primary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.btn--whatsapp {
    background-color: var(--color-whatsapp);
    color: #fff;
    padding: 14px 28px;
    font-size: 1rem;
}

.btn--whatsapp:hover {
    background-color: #20bd5a;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn--whatsapp:active {
    transform: translateY(0);
}


/* ---- Navbar ---- */

.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    transition: box-shadow var(--transition);
}

.navbar--scrolled {
    box-shadow: var(--shadow);
}

.navbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.navbar__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 400;
    font-style: normal;
    font-optical-sizing: auto;
    font-size: 1.125rem;
    letter-spacing: -0.025em;
}

.navbar__logo-icon {
    flex-shrink: 0;
}

.navbar__nav {
    display: flex;
    gap: 32px;
}

.navbar__link {
    font-size: 0.938rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: color var(--transition);
}

.navbar__link:hover {
    color: var(--color-text);
}

.navbar__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.navbar__toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}


/* ---- Hero ---- */

.hero {
    padding: 72px 0 80px;
    background: linear-gradient(180deg, #EFF6FF 0%, var(--color-bg) 100%);
    text-align: center;
}

.hero__inner {
    max-width: 640px;
    margin: 0 auto;
}

.hero__title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 100;
    font-style: italic;
    font-optical-sizing: auto;
    letter-spacing: -0.01em;
    line-height: 1.1;
    margin-bottom: 16px;
}

.hero__subtitle {
    font-size: 1.063rem;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
    line-height: 1.6;
}


/* ---- Features ---- */

.features {
    padding: 64px 0;
}

.features__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.feature-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 28px 20px;
    text-align: center;
    transition: box-shadow var(--transition), transform var(--transition);
}

.feature-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.feature-card__icon {
    margin-bottom: 12px;
    display: flex;
    justify-content: center;
}

.feature-card__title {
    font-size: 0.938rem;
    font-weight: 600;
    margin-bottom: 6px;
    letter-spacing: -0.01em;
}

.feature-card__text {
    font-size: 0.813rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
}


/* ---- Properties ---- */

.properties {
    padding: 64px 0;
    background: var(--color-surface);
}

.properties__grid {
    display: grid;
    gap: 24px;
}

.property-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: box-shadow var(--transition), transform var(--transition);
}

.property-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
}

.property-card__image {
    position: relative;
    width: 100%;
    aspect-ratio: 3 / 2;
    overflow: hidden;
    background: var(--color-border);
}

.property-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.property-card:hover .property-card__image img {
    transform: scale(1.03);
}

.property-card__body {
    padding: 24px;
}

.property-card__name {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}

.property-card__location {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 12px;
}

.property-card__specs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
}

.property-card__specs span {
    font-size: 0.813rem;
    padding: 4px 10px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 20px;
    color: var(--color-text-secondary);
}

.property-card__rating {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.property-card__review-count {
    font-weight: 400;
    color: var(--color-text-secondary);
}

.property-card__new {
    font-size: 0.813rem;
    font-weight: 600;
    color: var(--color-accent);
}

.property-card__cta {
    width: 100%;
}

.property-card__badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 4px 12px;
    background: var(--color-text);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 20px;
    letter-spacing: 0.02em;
}

.property-card--coming-soon {
    opacity: 0.85;
}

.properties__coming-soon {
    text-align: center;
    color: var(--color-text-secondary);
    font-size: 0.938rem;
    margin-top: 32px;
    font-style: italic;
}


/* ---- Reviews ---- */

.reviews {
    padding: 64px 0;
}

.reviews__grid {
    display: grid;
    gap: 20px;
}

.review-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 24px;
}

.review-card__stars {
    color: var(--color-star);
    font-size: 1rem;
    margin-bottom: 12px;
    letter-spacing: 2px;
}

.review-card__text {
    font-size: 0.938rem;
    line-height: 1.6;
    color: var(--color-text);
    margin-bottom: 16px;
    font-style: italic;
}

.review-card__footer {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.813rem;
    flex-wrap: wrap;
}

.review-card__name {
    font-weight: 600;
}

.review-card__country {
    color: var(--color-text-secondary);
}

.review-card__source {
    color: var(--color-text-secondary);
    font-style: italic;
}

.review-card__footer span + span::before {
    content: "\00B7";
    margin-right: 8px;
    color: var(--color-border);
}


/* ---- About ---- */

.about {
    padding: 64px 0;
    background: var(--color-surface);
}

.about__inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
    max-width: 640px;
    margin: 0 auto;
}

.about__photo-img {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--color-border);
}

.about__title {
    text-align: left;
    font-style: italic;
    font-weight: 300;
    margin-bottom: 1.25rem;
}

.about__text {
    font-size: 0.938rem;
    line-height: 1.7;
    color: var(--color-text);
    margin-bottom: 12px;
}

.about__signature {
    font-weight: 600;
    margin-top: 8px;
    color: var(--color-text);
}


/* ---- Contact ---- */

.contact {
    padding: 64px 0;
    background: var(--color-surface);
}

.contact__subtitle {
    text-align: center;
    color: var(--color-text-secondary);
    margin-top: -1.5rem;
    margin-bottom: 2.5rem;
    font-size: 0.938rem;
}

.contact__grid {
    display: grid;
    gap: 40px;
}

.contact__info {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: flex-start;
}

.contact__email {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.938rem;
    color: var(--color-text-secondary);
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: color var(--transition);
}

.contact__email:hover {
    color: var(--color-accent);
}

.contact__form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    padding: 10px 14px;
    font-family: var(--font-family);
    font-size: 0.938rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg);
    color: var(--color-text);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.35);
}

.form-group textarea {
    resize: vertical;
}


/* ---- Footer ---- */

.footer {
    padding: 32px 0;
    border-top: 1px solid var(--color-border);
}

.footer__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.footer__copyright {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.footer__airbnb {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    transition: color var(--transition);
}

.footer__airbnb:hover {
    color: var(--color-accent);
}


/* ---- Reveal Animation ---- */

.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal--visible {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}


/* ---- Responsive: Tablet (640px+) ---- */

@media (min-width: 640px) {
    .section__title {
        font-size: 2rem;
    }

    .hero {
        padding: 100px 0;
    }

    .hero__title {
        font-size: 3.25rem;
    }

    .hero__subtitle {
        font-size: 1.125rem;
    }

    .features__grid {
        gap: 20px;
    }

    .feature-card {
        padding: 32px 24px;
    }

    .feature-card__title {
        font-size: 1rem;
    }

    .feature-card__text {
        font-size: 0.875rem;
    }

    .properties__grid {
        grid-template-columns: 1fr 1fr;
    }

    .reviews__grid {
        grid-template-columns: 1fr 1fr;
    }

    .contact__grid {
        grid-template-columns: 1fr 1fr;
        align-items: start;
    }
}


/* ---- Responsive: Desktop (1024px+) ---- */

@media (min-width: 1024px) {
    .container {
        padding: 0 40px;
    }

    .hero {
        padding: 120px 0;
    }

    .section__title {
        font-size: 2.25rem;
    }

    .hero__title {
        font-size: 4rem;
    }

    .features__grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
    }

    .properties__grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .reviews__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}


/* ---- Mobile Navigation ---- */

@media (max-width: 639px) {
    .navbar__nav {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--color-surface);
        border-bottom: 1px solid var(--color-border);
        flex-direction: column;
        padding: 16px 20px;
        gap: 16px;
        box-shadow: var(--shadow-md);
    }

    .navbar__nav--open {
        display: flex;
    }

    .navbar__toggle {
        display: flex;
    }

    .navbar__toggle--active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .navbar__toggle--active span:nth-child(2) {
        opacity: 0;
    }

    .navbar__toggle--active span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }
}