/* CSS Moderno e Otimizado para Fire Combat */

/* Variáveis CSS */
:root {
    --primary-color: #F9C535;
    --secondary-color: #55595d;
    --accent-color: #f6241b;
    --text-dark: #333;
    --text-light: #666;
    --text-muted: #999;
    --white: #fff;
    --light-gray: #f8f9fa;
    --dark-gray: #2c3e50;
    --success: #28a745;
    --info: #17a2b8;
    --warning: #ffc107;
    --danger: #dc3545;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, var(--primary-color), #e6b431);
    --gradient-secondary: linear-gradient(135deg, var(--secondary-color), #343a40);
    --gradient-hero: linear-gradient(135deg, rgba(85, 89, 93, 0.9), rgba(249, 197, 53, 0.8));
    
    /* Sombras */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.2);
    --shadow-xl: 0 12px 24px rgba(0,0,0,0.25);
    
    /* Transições */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Reset e Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Tipografia */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h5 { font-size: clamp(1.125rem, 2vw, 1.5rem); }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

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

a:hover {
    color: var(--accent-color);
    text-decoration: none;
}

/* Layout Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.container-fluid {
    width: 100%;
    padding: 0 20px;
}

/* Header */
.header-top {
    background: var(--white);
    padding: 1.5rem 0;
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

.logo img {
    height: 50px;
    width: auto;
    transition: var(--transition-normal);
}

.logo:hover img {
    transform: scale(1.05);
}

.contact-info {
    text-align: right;
}

.contact-info p {
    margin: 0.25rem 0;
    font-size: 0.9rem;
    color: var(--text-light);
}

.contact-info strong {
    color: var(--primary-color);
    font-weight: 600;
}

.contact-info i {
    color: var(--primary-color);
    margin-right: 0.5rem;
    width: 16px;
}

/* Navigation */
.main-nav {
    background: var(--secondary-color);
    padding: 0;
    position: fixed;
    top: 90px;
    left: 0;
    right: 0;
    z-index: 999;
    box-shadow: var(--shadow-md);
}

.navbar-nav {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    justify-content: center;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: block;
    padding: 1rem 1.5rem !important;
    color: rgba(255, 255, 255, 0.8) !important;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--white) !important;
    background: rgba(255, 255, 255, 0.1);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition-fast);
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    transition: var(--transition-fast);
}

.mobile-menu-btn:hover {
    color: var(--primary-color);
}

/* Hero Section */
.banner-section {
    margin-top: 154px;
    position: relative;
    height: 70vh;
    min-height: 500px;
    overflow: hidden;
}

.banner-section .carousel-item {
    height: 70vh;
    min-height: 500px;
}

.banner-section img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.banner-caption {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--gradient-hero);
    padding: 3rem 2rem;
    text-align: center;
    color: var(--white);
    border-radius: 15px;
    max-width: 600px;
    width: 90%;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-xl);
}

.banner-caption h1 {
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.banner-caption p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition-normal);
    text-decoration: none;
    font-size: 0.95rem;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: var(--transition-normal);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--white);
}

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

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

/* Sections */
.section-padding {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    color: var(--text-dark);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
}

.section-title p {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 1.5rem auto 0;
}

/* Service Cards */
.service-section {
    background: var(--light-gray);
}

.service-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    margin-bottom: 2rem;
    position: relative;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.service-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition-normal);
}

.service-card:hover img {
    transform: scale(1.05);
}

.service-content {
    padding: 2rem;
}

.service-content h3 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.service-content p {
    margin-bottom: 1.5rem;
}

/* About Cards */
.about-section {
    background: var(--white);
}

.about-card {
    background: var(--light-gray);
    padding: 2.5rem 2rem;
    border-radius: 15px;
    text-align: center;
    margin-bottom: 2rem;
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.about-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.about-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.about-card h3 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

/* Testimonials */
.cta-section {
    background: var(--gradient-secondary);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.03)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.5;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-normal);
}

.testimonial-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
}

.testimonial-card p {
    color: var(--white);
    font-style: italic;
    margin-bottom: 1rem;
}

.testimonial-card footer {
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

/* Footer */
.footer-section {
    background: var(--dark-gray);
    color: var(--white);
    padding: 4rem 0 2rem;
}

.footer-section h4 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition-fast);
}

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

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
}

.social-links a {
    display: inline-block;
    margin-right: 1rem;
    font-size: 1.25rem;
    width: 40px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition-normal);
}

.social-links a:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-3px);
}

/* Scroll to Top */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--gradient-primary);
    color: var(--white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 1000;
    box-shadow: var(--shadow-lg);
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* Responsive Design */
@media (max-width: 992px) {
    .container {
        padding: 0 15px;
    }
    
    .contact-info {
        text-align: left;
        margin-top: 1rem;
    }
    
    .banner-caption {
        padding: 2rem 1.5rem;
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }
    
    .navbar-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--secondary-color);
        flex-direction: column;
        padding: 1rem 0;
        box-shadow: var(--shadow-lg);
    }
    
    .navbar-nav.active {
        display: flex;
    }
    
    .nav-link {
        padding: 0.75rem 1.5rem !important;
    }
    
    .banner-section {
        margin-top: 154px;
        height: 60vh;
        min-height: 400px;
    }
    
    .banner-section .carousel-item {
        height: 60vh;
        min-height: 400px;
    }
    
    .banner-caption {
        padding: 1.5rem 1rem;
        max-width: 95%;
    }
    
    .banner-caption h1 {
        font-size: 1.5rem;
    }
    
    .section-padding {
        padding: 3rem 0;
    }
    
    .section-title {
        margin-bottom: 2.5rem;
    }
    
    .service-content,
    .about-card {
        padding: 1.5rem;
    }
    
    .testimonial-card {
        padding: 1.5rem;
    }
    
    .footer-section {
        padding: 3rem 0 1.5rem;
    }
}

@media (max-width: 576px) {
    .contact-info p {
        font-size: 0.85rem;
    }
    
    .banner-caption {
        padding: 1rem;
    }
    
    .btn {
        padding: 0.6rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .service-card img {
        height: 200px;
    }
}

/* Utilidades */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.d-flex { display: flex; }
.d-block { display: block; }
.d-none { display: none; }

.justify-content-between { justify-content: space-between; }
.align-items-center { align-items: center; }

.flex-row { flex-direction: row; }
.flex-column { flex-direction: column; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 2rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 2rem; }

/* Animações */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.animate-fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Loading States */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

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

/* Focus States */
.btn:focus,
.nav-link:focus,
a:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .header-top,
    .main-nav,
    .scroll-to-top,
    .cta-section {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .section-padding {
        padding: 1rem 0;
    }
}