/* CSS Reset & Variables */
:root {
    /* Color Palette */
    --color-dark-blue: #1D1D1F;
    --color-dark-blue-light: #434344;
    --color-concrete-grey: #86868B;
    --color-concrete-light: #F5F5F7;
    --color-accent: #0066CC;
    --color-white: #FFFFFF;
    --color-text-dark: #1D1D1F;
    --color-text-light: #1D1D1F;
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Layout */
    --max-width: 1200px;
    --transition: all 0.3s ease;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 800;
    line-height: 1.1;
}

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

ul {
    list-style: none;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Utilities */
.section-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: rgba(58, 134, 255, 0.1);
    color: var(--color-accent);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.875rem;
    border-radius: 50px;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    font-size: 2.5rem;
    color: var(--color-dark-blue);
    margin-bottom: 1.5rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-concrete-grey);
    max-width: 600px;
}

.section-header.center {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-bottom: 4rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--color-accent);
    color: var(--color-white);
    box-shadow: 0 4px 14px 0 rgba(58, 134, 255, 0.39);
}

.btn-primary:hover {
    background-color: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(58, 134, 255, 0.23);
}

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

.btn-secondary:hover {
    background-color: var(--color-white);
    color: var(--color-dark-blue);
}

.btn-block {
    width: 100%;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: var(--transition);
    background-color: rgba(255, 255, 255, 0.72);
    backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.navbar.scrolled {
    padding: 1rem 0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-text-dark);
}

.logo-img {
    height: 80px;
    mix-blend-mode: multiply;
    transition: var(--transition);
}

.navbar.scrolled .logo-img {
    height: 60px;
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--color-accent);
    border-radius: var(--radius-sm);
    color: var(--color-white);
}

.logo-text h1 {
    font-size: 1.25rem;
    letter-spacing: 1px;
    line-height: 1;
}

.logo-text span {
    font-size: 0.75rem;
    letter-spacing: 4px;
    color: var(--color-concrete-grey);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    color: var(--color-text-light);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
}

.nav-links a:not(.nav-cta)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition);
}

.nav-links a:not(.nav-cta):hover::after {
    width: 100%;
}

.nav-cta {
    padding: 0.5rem 1.5rem;
    background-color: var(--color-accent);
    color: var(--color-white) !important;
    border-radius: 50px;
    transition: var(--transition);
}

.nav-cta:hover {
    background-color: #004499;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-dark);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    /* Background set via inline CSS or JS dynamically later, but default styling provided here */
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* Gradient overlay: Dark Blue to Concrete Grey/Transparent */
    background: linear-gradient(135deg, rgba(10, 25, 47, 0.9) 0%, rgba(17, 34, 64, 0.7) 50%, rgba(141, 153, 174, 0.4) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-title {
    font-size: 4.5rem;
    color: var(--color-white);
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.hero-title span {
    color: var(--color-concrete-light);
    opacity: 0.9;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-white);
    margin-bottom: 3rem;
    max-width: 600px;
    opacity: 0.85;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

/* Sobre Nos */
.sobre {
    padding: 8rem 0;
    background-color: var(--color-white);
}

.sobre-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.sobre-text p {
    margin-bottom: 1.5rem;
    color: #4B5563;
    font-size: 1.1rem;
}

.sobre-text strong {
    color: var(--color-dark-blue);
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 1px solid var(--color-concrete-light);
}

.stat-item h3 {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
}

.stat-item p {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-dark-blue);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
}

.sobre-composition {
    position: relative;
    width: 100%;
    height: 500px;
}

.comp-img {
    position: absolute;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    object-fit: cover;
    transition: var(--transition);
}

.comp-img-1 {
    width: 70%;
    height: 380px;
    top: 0;
    left: 0;
    z-index: 1;
}

.comp-img-2 {
    width: 55%;
    height: 320px;
    bottom: 0;
    right: 0;
    border: 10px solid var(--color-white);
    z-index: 2;
}

.comp-img:hover {
    transform: scale(1.03);
    z-index: 10;
}

.comp-badge {
    position: absolute;
    bottom: 40px;
    left: -20px;
    background-color: var(--color-white);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 1rem;
    z-index: 3;
    animation: float 6s ease-in-out infinite;
}

.comp-badge i {
    color: var(--color-accent);
    width: 32px;
    height: 32px;
}

.comp-badge-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-dark-blue);
    line-height: 1;
}

.comp-badge-text {
    display: block;
    font-size: 0.8rem;
    color: var(--color-concrete-grey);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 0.25rem;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

/* Servicos */
.servicos {
    padding: 8rem 0;
    background-color: var(--color-concrete-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.service-card {
    background: var(--color-white);
    padding: 3rem 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(58, 134, 255, 0.2);
}

.service-icon {
    width: 60px;
    height: 60px;
    background-color: rgba(58, 134, 255, 0.1);
    color: var(--color-accent);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
}

.service-icon svg {
    width: 30px;
    height: 30px;
}

.service-card h3 {
    font-size: 1.5rem;
    color: var(--color-dark-blue);
    margin-bottom: 1rem;
}

.service-card p {
    color: #4B5563;
}

/* Portefolio Mosaic */
.portefolio {
    padding: 8rem 0;
    background-color: var(--color-white);
}

.mosaic-gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 250px;
    gap: 1.5rem;
    margin-top: 3rem;
}

.mosaic-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background-size: cover;
    background-position: center;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
}

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

.mosaic-item:hover {
    transform: scale(0.98);
}

.item-1 { grid-column: span 2; grid-row: span 2; }
.item-2 { grid-column: span 2; grid-row: span 1; }
.item-3 { grid-column: span 1; grid-row: span 1; }
.item-4 { grid-column: span 1; grid-row: span 1; }

.mosaic-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 25, 47, 0.9) 0%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 2rem;
    opacity: 0;
    transition: var(--transition);
}

.mosaic-overlay h3 {
    color: var(--color-white);
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
    transform: translateY(10px);
    transition: var(--transition);
}

.mosaic-overlay p {
    color: var(--color-accent);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    transform: translateY(10px);
    transition: var(--transition);
}

.mosaic-item:hover .mosaic-overlay h3,
.mosaic-item:hover .mosaic-overlay p {
    transform: translateY(0);
}

/* Contactos */
.contactos {
    padding: 8rem 0;
    background-color: var(--color-concrete-light);
    color: var(--color-text-dark);
}

.contactos .section-title {
    color: var(--color-white);
}

.contactos-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-desc {
    font-size: 1.1rem;
    color: var(--color-concrete-grey);
    margin-bottom: 3rem;
}

.contact-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}

.icon-circle {
    width: 50px;
    height: 50px;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    flex-shrink: 0;
}

.contact-text strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: var(--color-white);
    margin-bottom: 0.25rem;
}

.contact-text p {
    color: var(--color-concrete-grey);
    margin: 0;
}

.phone-numbers {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin-top: 0.25rem;
}

.phone-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-concrete-grey);
    text-decoration: none;
    transition: var(--transition);
}

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

.lang-badge {
    padding: 0.15rem 0.5rem;
    background-color: var(--color-accent);
    color: var(--color-white);
    font-size: 0.65rem;
    font-family: var(--font-heading);
    font-weight: 800;
    border-radius: 4px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    line-height: 1;
}
.contact-form-wrapper {
    background-color: var(--color-white);
    padding: 3rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.contact-form h3 {
    color: var(--color-dark-blue);
    font-size: 2rem;
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-family: var(--font-heading);
    font-weight: 600;
    color: #4B5563;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid #E5E7EB;
    border-radius: var(--radius-md);
    background-color: #F9FAFB;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-text-dark);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background-color: var(--color-white);
    box-shadow: 0 0 0 4px rgba(58, 134, 255, 0.1);
}

.file-upload {
    padding: 0.75rem 1rem !important;
}

.file-upload::file-selector-button {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--color-accent);
    background-color: rgba(58, 134, 255, 0.1);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    margin-right: 1rem;
    cursor: pointer;
    transition: var(--transition);
}

.file-upload::file-selector-button:hover {
    background-color: rgba(58, 134, 255, 0.2);
}

.file-help {
    font-size: 0.8rem;
    color: var(--color-concrete-grey);
    margin-top: 0.5rem;
    display: block;
}

/* Footer Minimalista */
.footer {
    background-color: var(--color-dark-blue);
    padding: 1.5rem 0;
    color: var(--color-concrete-light);
}

.footer-content-simple {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-rights {
    display: flex;
    align-items: center;
}

.footer-rights p {
    color: #9CA3AF;
    font-size: 0.85rem;
    margin: 0;
}

.footer-links-inline {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.footer-links-inline a {
    color: var(--color-white);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
}

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

/* Responsive */
@media (max-width: 992px) {
    .sobre-container,
    .contactos-container {
        grid-template-columns: 1fr;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }

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

@media (max-width: 768px) {
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: rgba(10, 25, 47, 0.98);
        flex-direction: column;
        padding: 2rem 0;
        gap: 1.5rem;
        clip-path: circle(0 at center -50%);
        transition: clip-path 0.5s ease-in-out;
    }

    .nav-links.active {
        clip-path: circle(150% at center -50%);
    }

    .mobile-toggle {
        display: block;
    }

    .hero-title {
        font-size: 2.8rem;
    }

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

    .mosaic-gallery {
        grid-template-columns: 1fr;
        grid-auto-rows: 250px;
    }
    
    .item-1, .item-2, .item-3, .item-4 {
        grid-column: span 1;
        grid-row: span 1;
    }

    .stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .footer-content-simple {
        flex-direction: column;
        justify-content: center;
        text-align: center;
    }
    
    .footer-rights {
        flex-direction: column;
        justify-content: center;
    }


}

/* Background Images */
.hero {
    background-image: url('images/hero_betao.png');
}

.item-1 {
    background-image: url('images/portfolio-1.png');
}

.item-2 {
    background-image: url('images/portfolio-2.png');
}

.item-3 {
    background-image: url('images/portfolio-3.png');
}

.item-4 {
    background-image: url('images/portfolio-4.png');
}