@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
    --primary: #0f3c26;
    --primary-light: #1b4d3e;
    --primary-accent: #2d6a4f;
    --secondary: #c5a880; /* Elegant soft gold */
    --secondary-hover: #b1936b;
    --text-main: #1f2937;
    --text-muted: #4b5563;
    --bg-body: #ffffff;
    --bg-alt: #f7f9f8;
    --border-color: #e5e7eb;
    --card-bg: #ffffff;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    --shadow-hover: 0 10px 30px rgba(15, 60, 38, 0.12);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --header-height: 80px;
}


/* CSS Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    height: 100%;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-body);
    color: var(--text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

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

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

ul {
    list-style: none;
}

/* Common Layout Components */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

.section {
    padding: 80px 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 16px;
    text-align: center;
    position: relative;
    padding-bottom: 12px;
}


.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--secondary);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    text-align: center;
    max-width: 700px;
    margin: 0 auto 48px auto;
}

/* Navigation Header */
.main-header {
    background-color: var(--bg-body);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    height: var(--header-height);
    transition: var(--transition);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo img {
    height: 48px;
    width: auto;
}

.nav-list {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: 0.05em;
    padding: 8px 0;
    position: relative;
}

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

.nav-link:hover, .nav-link.active {
    color: var(--primary-accent);
}


.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: -20px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 0;
    min-width: 220px;
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: block;
    padding: 10px 24px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-main);
    transition: var(--transition);
}

.dropdown-item:hover {
    background-color: var(--bg-alt);
    color: var(--primary-accent);
    padding-left: 28px;
}

/* Hamburger Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 20px;
    background: transparent;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--text-main);
    border-radius: 2px;
    transition: var(--transition);
}

/* Slider Section */
.hero-slider {
    position: relative;
    height: 480px;
    overflow: hidden;
    background-color: #000;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
}

.slide.active {
    opacity: 1;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(15, 60, 38, 0.8), rgba(0, 0, 0, 0.4));
}

.slide-content {
    position: relative;
    z-index: 2;
    color: #ffffff;
    max-width: 600px;
    padding-left: 48px;
}

.slide-logo {
    height: 80px;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease forwards;
}

.slide-title {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
}

.slide-subtitle {
    font-size: 1.25rem;
    margin-bottom: 32px;
    font-weight: 300;
    color: #e5e7eb;
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
}

.btn {
    display: inline-block;
    background-color: var(--secondary);
    color: #121814;
    padding: 12px 32px;
    font-family: var(--font-heading);
    font-weight: 600;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(197, 168, 128, 0.3);
}

.btn:hover {
    background-color: var(--secondary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(197, 168, 128, 0.5);
}

/* Home Promo Grid */
.promo-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 40px;
}

.promo-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 40px 32px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.promo-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--secondary);
}

.promo-icon {
    font-size: 2.5rem;
    color: var(--secondary);
    margin-bottom: 24px;
}

.promo-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.promo-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 24px;
}

/* Page Intro Block */
.intro-block {
    background-color: var(--bg-alt);
    border-radius: 12px;
    padding: 40px;
    margin-bottom: 50px;
    border-left: 5px solid var(--primary);
}


.intro-text {
    font-size: 1.15rem;
    font-style: italic;
    color: var(--text-main);
    text-align: justify;
}

/* General Pages Content Grid */
.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.content-info h3 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    margin-bottom: 16px;
    color: var(--primary);
}


.content-info p {
    margin-bottom: 24px;
    text-align: justify;
}

.slide-gallery {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

/* Grid of Items (Materials / Finished Products) */
.item-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 32px;
    margin-top: 40px;
}

.item-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.item-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: var(--secondary);
}

.item-img-container {
    height: 260px;
    overflow: hidden;
    position: relative;
}

.item-img-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.item-card:hover .item-img-container img {
    transform: scale(1.1);
}

.item-body {
    padding: 24px;
    text-align: center;
}

.item-title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-main);
}

/* Obras (Projects) Page */
.obras-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 24px;
}

.obra-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    aspect-ratio: 16/9;
    box-shadow: var(--shadow);
    cursor: pointer;
}

.obra-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.obra-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 60, 38, 0.85);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: var(--transition);
}

.obra-item:hover img {
    transform: scale(1.1);
}

.obra-item:hover .obra-overlay {
    opacity: 1;
}

.obra-text {
    color: #ffffff;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    border-bottom: 2px solid var(--secondary);
    padding-bottom: 6px;
}

/* Quote/Contact Form */
.form-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 40px;
    box-shadow: var(--shadow);
    max-width: 800px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-body);
    color: var(--text-main);
    border-radius: 6px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-accent);
    box-shadow: 0 0 0 3px rgba(45, 106, 79, 0.15);
}

.btn-block {
    width: 100%;
}

/* Contact Grid */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.contact-info-list {
    margin-top: 32px;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-info-icon {
    font-size: 1.25rem;
    color: var(--secondary);
    flex-shrink: 0;
    margin-top: 4px;
}

.contact-info-text h4 {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.map-wrapper {
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    height: 400px;
}

.map-wrapper iframe {
    width: 100%;
    height: 100%;
    border: 0;
}

/* Footer styling */
.main-footer {
    background-color: #121814;
    color: #e5e7eb;
    padding: 60px 0 20px 0;
    margin-top: auto;
    border-top: 4px solid var(--primary);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo img {
    height: 60px;
    width: auto;
    margin-bottom: 16px;
}

.footer-title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 24px;
    color: #ffffff;
    position: relative;
    padding-bottom: 8px;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--secondary);
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a:hover {
    color: var(--secondary);
    padding-left: 6px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: #9ca3af;
}

/* Floating WhatsApp Button */
.whatsapp-float {
    position: fixed;
    bottom: 32px;
    right: 32px;
    background-color: #25d366;
    color: #ffffff;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    font-size: 1.75rem;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background-color: #128c7e;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

/* SVG icons helpers */
.icon-svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
    display: inline-block;
    vertical-align: middle;
}

/* Keyframes */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Breakpoints */
@media (max-width: 992px) {
    .promo-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .content-grid, .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }
    .menu-toggle {
        display: flex;
        z-index: 1001;
    }
    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background-color: var(--card-bg);
        border-left: 1px solid var(--border-color);
        padding: 100px 32px 40px 32px;
        box-shadow: -5px 0 25px rgba(0,0,0,0.15);
        transition: var(--transition);
    }
    .main-nav.mobile-active {
        right: 0;
    }
    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
    }
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        box-shadow: none;
        border: none;
        border-left: 2px solid var(--secondary);
        border-radius: 0;
        padding: 4px 0 0 12px;
        margin-top: 8px;
        transform: none;
        display: none;
    }
    .dropdown:hover .dropdown-menu {
        display: block;
    }
    .slide-title {
        font-size: 2rem;
    }
    .slide-subtitle {
        font-size: 1rem;
    }
    .hero-slider {
        height: 380px;
    }
    .slide-content {
        padding-left: 24px;
        padding-right: 24px;
    }
    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -8px);
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}