/* 
   VANGUARDA ARQUITETURA & DESIGN - CSS STYLE
   Autor: Manus AI
   Data: Fevereiro 2026
*/

/* 1. RESET & VARIABLES */
:root {
    /* Cores Principais */
    --primary-color: #C5A059; /* Bronze/Dourado */
    --secondary-color: #1A1A1A; /* Grafite Escuro */
    --accent-color: #F4F1EA; /* Bege/Areia Claro */
    --text-color: #333333;
    --text-muted: #666666;
    --white: #FFFFFF;
    --black: #000000;
    --bg-light: #F9F9F9;
    --bg-dark: #121212;
    
    /* Fontes */
    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Montserrat', sans-serif;
    
    /* Espaçamento e Transições */
    --container-width: 1200px;
    --header-height: 80px;
    --transition-smooth: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --shadow-sm: 0 4px 6px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 30px rgba(0,0,0,0.1);
}

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

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

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

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

.section {
    padding: 100px 0;
}

.bg-light { background-color: var(--bg-light); }
.bg-dark { background-color: var(--bg-dark); color: var(--white); }

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

.section-tag {
    display: inline-block;
    color: var(--primary-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.section-subtitle {
    max-width: 600px;
    margin: 0 auto 3rem;
    color: var(--text-muted);
}

.grid {
    display: grid;
    gap: 2rem;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
    border: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-decoration: none;
    border-radius: 0;
}

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

.btn-primary:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--white);
    border: 1px solid rgba(255,255,255,0.3);
}

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

.btn-block {
    width: 100%;
    text-align: center;
}

/* 3. HEADER & NAVIGATION */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: 1000;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
}

header.scrolled {
    background-color: var(--white);
    height: 70px;
    box-shadow: var(--shadow-sm);
}

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

.logo {
    text-decoration: none;
    display: flex;
    flex-direction: column;
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 3px;
    transition: var(--transition-smooth);
}

.logo-sub {
    font-size: 0.6rem;
    color: var(--primary-color);
    letter-spacing: 5px;
    margin-top: -5px;
}

header.scrolled .logo-text {
    color: var(--secondary-color);
}

.nav-menu ul {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-link {
    text-decoration: none;
    color: var(--white);
    font-weight: 400;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition-smooth);
    position: relative;
}

header.scrolled .nav-link {
    color: var(--secondary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition-smooth);
}

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

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

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.hamburger {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--white);
    position: relative;
    transition: var(--transition-smooth);
}

header.scrolled .hamburger {
    background-color: var(--secondary-color);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: inherit;
    left: 0;
    transition: var(--transition-smooth);
}

.hamburger::before { top: -8px; }
.hamburger::after { top: 8px; }

.mobile-menu-btn.active .hamburger { background-color: transparent; }
.mobile-menu-btn.active .hamburger::before { transform: rotate(45deg); top: 0; }
.mobile-menu-btn.active .hamburger::after { transform: rotate(-45deg); top: 0; }

/* 4. HERO SECTION */
.hero {
    height: 100vh;
    background-image: url('https://images.unsplash.com/photo-1600607687940-c52af036999c?auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    position: relative;
    color: var(--white);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(0,0,0,0.8), rgba(0,0,0,0.2));
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 800px;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 2rem;
}

.hero-title span {
    color: var(--primary-color);
}

.hero-subtitle {
    font-size: 1.1rem;
    margin-bottom: 3rem;
    opacity: 0.9;
    max-width: 600px;
}

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

.hero-scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    font-size: 0.7rem;
    letter-spacing: 3px;
    opacity: 0.6;
}

.hero-scroll-indicator .line {
    width: 1px;
    height: 60px;
    background-color: var(--white);
}

/* 5. SOBRE SECTION */
.sobre-image {
    position: relative;
}

.sobre-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    box-shadow: var(--shadow-md);
}

.experience-badge {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background-color: var(--primary-color);
    color: var(--white);
    padding: 2rem;
    text-align: center;
    display: flex;
    flex-direction: column;
}

.experience-badge .number {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 700;
    line-height: 1;
}

.experience-badge .text {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 5px;
}

.sobre-content p {
    margin-bottom: 1.5rem;
    color: var(--text-muted);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.stat-num {
    display: block;
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary-color);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

/* 6. SERVICOS SECTION */
.service-card {
    background-color: var(--white);
    padding: 3rem 2rem;
    text-align: center;
    transition: var(--transition-smooth);
    border: 1px solid #eee;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 2rem;
}

.service-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%);
    transition: var(--transition-smooth);
}

.service-card:hover .service-icon img {
    filter: grayscale(0%);
}

.service-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.service-list {
    list-style: none;
    text-align: left;
    font-size: 0.85rem;
    border-top: 1px solid #eee;
    padding-top: 1.5rem;
}

.service-list li {
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.service-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

/* 7. PORTFOLIO SECTION */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 300px);
    gap: 1.5rem;
}

.portfolio-item {
    position: relative;
    overflow: hidden;
}

.portfolio-item.large {
    grid-row: span 2;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.portfolio-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2rem;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: var(--white);
    transform: translateY(100%);
    transition: var(--transition-smooth);
}

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

.portfolio-item:hover .portfolio-info {
    transform: translateY(0);
}

.portfolio-info h4 {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.portfolio-info p {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.8;
}

/* 8. CONTATO SECTION */
.contact-details {
    margin-top: 3rem;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-item .icon {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.contact-item h5 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.3rem;
}

.contact-item p {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.7);
}

.contato-form-container {
    background-color: var(--white);
    padding: 3rem;
    color: var(--text-color);
}

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

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
    color: var(--secondary-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid #ddd;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-status {
    margin-top: 1rem;
    padding: 1rem;
    display: none;
    font-size: 0.9rem;
}

.form-status.success {
    display: block;
    background-color: #d4edda;
    color: #155724;
}

/* 9. FOOTER */
.footer {
    background-color: #0a0a0a;
    color: var(--white);
    padding: 80px 0 30px;
}

.footer-top {
    margin-bottom: 50px;
}

.footer-brand .logo {
    margin-bottom: 1.5rem;
}

.footer-brand p {
    color: #888;
    font-size: 0.9rem;
}

.footer-links h5,
.footer-social h5 {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    position: relative;
}

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

.footer-links ul li {
    margin-bottom: 0.8rem;
}

.footer-links ul li a {
    color: #888;
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.footer-links ul li a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.social-icons {
    display: flex;
    gap: 1rem;
}

.social-icons a {
    width: 40px;
    height: 40px;
    background-color: #222;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--white);
    font-size: 0.8rem;
    font-weight: 700;
    transition: var(--transition-smooth);
}

.social-icons a:hover {
    background-color: var(--primary-color);
    transform: translateY(-5px);
}

.footer-bottom {
    border-top: 1px solid #222;
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: #555;
}

.cnpj {
    margin-top: 5px;
}

.footer-legal a {
    color: #555;
    text-decoration: none;
    margin-left: 1.5rem;
}

/* 10. RESPONSIVE DESIGN */

/* Desktop Breakpoint */
@media (max-width: 1200px) {
    .hero-title { font-size: 3.5rem; }
}

/* Tablet Breakpoint (992px) */
@media (max-width: 992px) {
    .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .hero-title { font-size: 3rem; }
    .sobre-image img { height: 400px; }
    .experience-badge { padding: 1.5rem; bottom: -20px; right: -20px; }
}

/* Mobile Breakpoint (768px) */
@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    
    .section { padding: 60px 0; }
    
    .mobile-menu-btn { display: block; }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background-color: var(--secondary-color);
        padding: 100px 2rem;
        transition: var(--transition-smooth);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu ul {
        flex-direction: column;
        gap: 2rem;
    }
    
    .nav-link {
        font-size: 1.2rem;
        color: var(--white) !important;
    }
    
    .hero-title { font-size: 2.5rem; }
    .hero-actions { flex-direction: column; }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }
    
    .portfolio-item.large { grid-row: auto; }
    
    .contato-form-container { padding: 2rem; }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
    
    .footer-legal a { margin: 0 0.7rem; }
}