/* ============================================
   LA PLATA 12 - STYLESHEET
   ============================================ */

:root {
    --color-primary: #2C3E2E;
    --color-accent: #8B735B;
    --color-bg: #F4F1EA;
    --color-text: #4A4A4A;
    --color-light: #FFFFFF;
    --color-border: #E0E0E0;
    --font-title: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 32px;
    --spacing-xl: 64px;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-title);
    color: var(--color-primary);
    font-weight: 700;
}

h1 { font-size: 48px; }
h2 { font-size: 42px; }
h3 { font-size: 36px; }
h4 { font-size: 24px; }

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--color-accent);
}

/* ============================================
   CONTAINER & LAYOUT
   ============================================ */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.header {
    background-color: var(--color-light);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

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

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 28px;
    letter-spacing: 2px;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: var(--spacing-xl);
}

.nav-menu a {
    font-size: 16px;
    font-weight: 500;
    color: var(--color-text);
}

.nav-menu a:hover {
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-accent);
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-block;
    padding: 12px 32px;
    font-size: 16px;
    font-weight: 700;
    text-align: center;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    border-radius: 4px;
    font-family: var(--font-title);
}

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

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

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-light);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    padding: var(--spacing-xl) 0;
    background-color: var(--color-bg);
}

.hero-content {
    padding-left: var(--spacing-lg);
}

.hero-content h2 {
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero-content p {
    font-size: 20px;
    color: var(--color-accent);
    margin-bottom: var(--spacing-lg);
}

.hero-ctas {
    display: flex;
    gap: var(--spacing-md);
}

.hero-image {
    position: relative;
    height: 500px;
    overflow: hidden;
    border-radius: 4px;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ============================================
   SECTIONS
   ============================================ */

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

section h3 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* ============================================
   UBICACIÓN SECTION
   ============================================ */

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

.ubicacion-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.ubicacion-text h4 {
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.ubicacion-text p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.ubicacion-gallery {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.ubicacion-gallery img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 4px;
}

/* ============================================
   APARTAMENTOS SECTION
   ============================================ */

.apartamentos {
    background-color: var(--color-bg);
}

.apartamentos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.apartamento-card {
    background-color: var(--color-light);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}

.apartamento-card:hover {
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.apartamento-image {
    width: 100%;
    height: 200px;
    background-color: #E8E4DC;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    font-size: 48px;
}

.apartamento-content {
    padding: var(--spacing-lg);
}

.apartamento-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-primary);
    padding-bottom: var(--spacing-md);
}

.apartamento-id {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-primary);
}

.apartamento-estado {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    padding: 4px 12px;
    background-color: #D4F1D4;
    color: #2D5A2D;
    border-radius: 4px;
}

.apartamento-details {
    margin-bottom: var(--spacing-md);
}

.detail-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
    font-size: 14px;
}

.detail-label {
    font-weight: 500;
    color: var(--color-text);
}

.detail-value {
    font-weight: 700;
    color: var(--color-primary);
}

.apartamento-precio {
    background-color: var(--color-bg);
    padding: var(--spacing-md);
    border-radius: 4px;
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.precio-label {
    font-size: 12px;
    color: var(--color-text);
    text-transform: uppercase;
}

.precio-valor {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-primary);
}

.apartamento-btn {
    width: 100%;
    padding: 10px;
    font-size: 14px;
}

/* ============================================
   CALIDADES SECTION
   ============================================ */

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

.calidades-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.calidad-card {
    background-color: var(--color-bg);
    padding: var(--spacing-lg);
    border-top: 4px solid var(--color-primary);
    border-radius: 4px;
}

.calidad-card h4 {
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.calidad-card i {
    color: var(--color-primary);
    font-size: 24px;
}

.calidad-card p {
    line-height: 1.8;
    font-size: 14px;
}

.calidades-download {
    text-align: center;
}

/* ============================================
   SISTEMA CONSTRUCTIVO SECTION
   ============================================ */

.sistema-constructivo {
    background-color: var(--color-bg);
}

.sistema-content {
    max-width: 800px;
    margin: 0 auto;
}

.sistema-text h4 {
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.sistema-text p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.sistema-list {
    list-style: none;
    margin: var(--spacing-lg) 0;
}

.sistema-list li {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
    position: relative;
}

.sistema-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 700;
}

.link-external {
    color: var(--color-primary);
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* ============================================
   CONTACTO SECTION
   ============================================ */

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

.contacto-intro {
    text-align: center;
    font-size: 18px;
    margin-bottom: var(--spacing-xl);
}

.contacto-form {
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
    background-color: var(--color-bg);
    padding: var(--spacing-lg);
    border-radius: 4px;
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    color: var(--color-primary);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-family: var(--font-body);
    font-size: 14px;
    color: var(--color-text);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(44, 62, 46, 0.1);
}

.form-group.checkbox {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.form-group.checkbox input {
    width: auto;
    margin: 0;
}

.form-group.checkbox label {
    margin: 0;
}

.form-group.checkbox a {
    color: var(--color-accent);
}

.form-message {
    margin-top: var(--spacing-md);
    text-align: center;
    font-weight: 500;
    display: none;
}

.form-message.success {
    color: #2D5A2D;
    display: block;
}

.form-message.error {
    color: #A52A2A;
    display: block;
}

.contacto-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    text-align: center;
}

.info-item {
    padding: var(--spacing-lg);
}

.info-item i {
    font-size: 32px;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.info-item p {
    line-height: 1.8;
}

.info-item a {
    font-weight: 700;
    color: var(--color-primary);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background-color: var(--color-primary);
    color: var(--color-light);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
    color: var(--color-light);
    margin-bottom: var(--spacing-md);
}

.footer-section p,
.footer-section a {
    color: var(--color-light);
    font-size: 14px;
    line-height: 1.8;
}

.footer-section a:hover {
    color: var(--color-accent);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--spacing-lg);
    font-size: 14px;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 768px) {
    .hero {
        grid-template-columns: 1fr;
        padding: var(--spacing-lg) 0;
    }

    .hero-content {
        padding-left: 0;
    }

    .hero-image {
        height: 300px;
    }

    .hero-ctas {
        flex-direction: column;
    }

    .nav-menu {
        gap: var(--spacing-lg);
    }

    .ubicacion-content {
        grid-template-columns: 1fr;
    }

    .ubicacion-gallery {
        grid-template-columns: 1fr;
    }

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

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

    .contacto-info {
        grid-template-columns: 1fr;
    }

    h1 { font-size: 36px; }
    h2 { font-size: 28px; }
    h3 { font-size: 24px; }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .nav-container {
        padding: 0 var(--spacing-md);
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .nav-menu {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }

    .hero-ctas {
        flex-direction: column;
    }

    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }

    h1 { font-size: 28px; }
    h2 { font-size: 22px; }
    h3 { font-size: 20px; }
    h4 { font-size: 18px; }
}