/* ===== VARIABLES ===== */
:root {
    --primary-red: #C41E3A;
    --dark-red: #8B0000;
    --light-red: #FF4D6D;
    --white: #FFFFFF;
    --black: #1A1A1A;
    --gray-light: #F5F5F5;
    --gray: #666666;
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 20px 60px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', sans-serif;
    color: var(--black);
    line-height: 1.7;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

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

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--dark-red) 100%);
    box-shadow: var(--shadow);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 50px;
    max-width: 1400px;
    margin: 0 auto;
}

.logo img {
    height: 60px;
    filter: brightness(0) invert(1);
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-links a {
    color: var(--white);
    font-weight: 500;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    padding: 5px 0;
    transition: var(--transition);
}

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

.nav-links a:hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ===== HERO SECTION ===== */
.hero {
    height: 100vh;
    min-height: 600px;
    background: 
        linear-gradient(135deg, rgba(196, 30, 58, 0.65) 0%, rgba(139, 0, 0, 0.7) 50%, rgba(44, 10, 10, 0.75) 100%),
        url('https://icestarrefrigeracao.com.br/wp-content/uploads/2021/10/banner-v002.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="0.5"/></svg>');
    background-size: 100px 100px;
    animation: float 20s linear infinite;
}

@keyframes float {
    0% { transform: translateY(0) rotate(0deg); }
    100% { transform: translateY(-100px) rotate(360deg); }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, transparent 0%, rgba(0,0,0,0.3) 100%);
}

.hero-content {
    text-align: center;
    z-index: 10;
    padding: 20px;
}

.hero-content h1 {
    font-size: 4rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 5px;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.3);
}

.hero-content h1 span {
    display: block;
    font-size: 1.5rem;
    font-weight: 300;
    letter-spacing: 8px;
    margin-top: 10px;
}

.hero-content p {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--white);
    font-size: 1.5rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-20px); }
    60% { transform: translateX(-50%) translateY(-10px); }
}

/* ===== BUTTONS ===== */
.btn-primary {
    display: inline-block;
    padding: 15px 40px;
    background: var(--white);
    color: var(--primary-red);
    font-weight: 600;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    background: var(--gray-light);
}

.btn-secondary {
    display: inline-block;
    padding: 12px 30px;
    background: transparent;
    color: var(--primary-red);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 2px solid var(--primary-red);
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
}

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

/* ===== INTRO SECTION ===== */
.intro {
    padding: 100px 0;
    background: var(--white);
}

.intro-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.intro-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--dark-red) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    box-shadow: 0 10px 30px rgba(196, 30, 58, 0.3);
}

.intro-icon i {
    font-size: 2.5rem;
    color: var(--white);
}

.intro-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 30px;
}

.intro-content p {
    font-size: 1.1rem;
    color: var(--gray);
    margin-bottom: 20px;
    line-height: 1.9;
}

.intro-content strong {
    color: var(--primary-red);
}

/* ===== SERVICES PREVIEW ===== */
.services-preview {
    padding: 100px 0;
    background: var(--gray-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.service-card {
    background: var(--white);
    padding: 50px 40px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-red) 0%, var(--dark-red) 100%);
}

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

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--dark-red) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
}

.service-icon i {
    font-size: 2rem;
    color: var(--white);
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 15px;
}

.service-card p {
    color: var(--gray);
    margin-bottom: 25px;
    line-height: 1.8;
}

/* ===== SECTION HEADER ===== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 15px;
}

.section-header.light h2 {
    color: var(--white);
}

.header-line {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-red) 0%, var(--dark-red) 100%);
    margin: 0 auto;
    border-radius: 2px;
}

.section-header.light .header-line {
    background: var(--white);
}

/* ===== ABOUT SECTION ===== */
.about {
    padding: 100px 0;
    background: var(--white);
}

.about-text p {
    font-size: 1.1rem;
    color: var(--gray);
    margin-bottom: 20px;
    line-height: 1.9;
    text-align: center;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.about-text strong {
    color: var(--primary-red);
}

/* ===== MISSION, VISION, VALUES ===== */
.mvv {
    padding: 100px 0;
    background: var(--gray-light);
}

.mvv-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.mvv-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.mvv-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.mvv-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--dark-red) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.mvv-icon i {
    font-size: 1.8rem;
    color: var(--white);
}

.mvv-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 15px;
}

.mvv-card p {
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.8;
}

/* ===== SERVICES SECTION ===== */
.services {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--dark-red) 100%);
}

.service-detail {
    background: var(--white);
    border-radius: 20px;
    padding: 50px;
    margin-bottom: 40px;
    box-shadow: var(--shadow);
}

.service-detail:last-child {
    margin-bottom: 0;
}

.service-detail-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--dark-red) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
}

.service-detail-icon i {
    font-size: 2rem;
    color: var(--white);
}

.service-detail h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 20px;
}

.service-detail-content p {
    color: var(--gray);
    margin-bottom: 25px;
    font-size: 1.05rem;
}

.features-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.features-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: var(--black);
    font-size: 0.95rem;
}

.features-list li i {
    color: var(--primary-red);
    font-size: 1rem;
    margin-top: 3px;
}

/* ===== GALLERY SECTION ===== */
.gallery {
    padding: 100px 0;
    background: var(--white);
}

.gallery-tabs {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
}

.tab-btn {
    padding: 15px 35px;
    background: transparent;
    border: 2px solid var(--primary-red);
    color: var(--primary-red);
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
}

.tab-btn:hover,
.tab-btn.active {
    background: var(--primary-red);
    color: var(--white);
}

.gallery-content {
    display: none;
}

.gallery-content.active {
    display: block;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.gallery-item {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.gallery-item:hover {
    transform: scale(1.03);
    box-shadow: var(--shadow-hover);
}

.gallery-placeholder {
    height: 250px;
    background: linear-gradient(135deg, var(--gray-light) 0%, #E0E0E0 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--gray);
}

.gallery-placeholder i {
    font-size: 3rem;
    margin-bottom: 15px;
    opacity: 0.5;
}

.gallery-placeholder span {
    font-size: 0.9rem;
}

/* ===== TEAM PREVIEW ===== */
.team-preview {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--dark-red) 100%);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.team-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.team-card:hover {
    transform: translateY(-5px);
}

.team-photo {
    width: 120px;
    height: 120px;
    background: var(--gray-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    border: 4px solid var(--primary-red);
}

.team-photo i {
    font-size: 3rem;
    color: var(--gray);
}

.team-card h4 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 5px;
}

.team-card p {
    color: var(--gray);
    font-size: 0.9rem;
}

/* ===== CONTACT SECTION ===== */
.contact {
    padding: 100px 0;
    background: var(--gray-light);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
}

.contact-info h3,
.contact-form-wrapper h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 30px;
}

.info-item {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
}

.info-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--dark-red) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-icon i {
    color: var(--white);
    font-size: 1.2rem;
}

.info-content h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--black);
    margin-bottom: 5px;
}

.info-content p {
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.6;
}

.social-links {
    margin-top: 30px;
}

.social-links h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--black);
    margin-bottom: 15px;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--dark-red) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-icons a:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(196, 30, 58, 0.4);
}

/* ===== CONTACT FORM ===== */
.contact-form-wrapper {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--black);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #E0E0E0;
    border-radius: 10px;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.95rem;
    color: var(--black);
    transition: var(--transition);
}

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

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #AAAAAA;
}

.contact-form .btn-primary {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

/* ===== MAP SECTION ===== */
.map-section {
    padding: 100px 0;
    background: var(--gray-light);
}

.map-container {
    position: relative;
    width: 100%;
    height: 500px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.15);
    border: 4px solid var(--primary-red);
}

.map-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 16px;
    pointer-events: none;
    z-index: 1;
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
}

@media (max-width: 768px) {
    .map-container {
        height: 400px;
        border-radius: 15px;
    }
}

/* ===== FOOTER ===== */
.footer {
    background: linear-gradient(135deg, #1A1A1A 0%, #2D2D2D 100%);
    padding: 80px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo img {
    height: 50px;
    filter: brightness(0) invert(1);
    margin-bottom: 20px;
}

.footer-logo p {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
    line-height: 1.7;
}

.footer h4 {
    color: var(--white);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 25px;
    position: relative;
}

.footer h4::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--primary-red);
    border-radius: 2px;
}

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

.footer-links ul li a,
.footer-services ul li {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
    transition: var(--transition);
}

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

.footer-contact p {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-contact p i {
    color: var(--primary-red);
}

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--primary-red);
}

.footer-bottom {
    padding: 25px 0;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255,255,255,0.5);
    font-size: 0.85rem;
}

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
    box-shadow: 0 5px 25px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4); }
    70% { box-shadow: 0 0 0 20px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* ===== BACK TO TOP ===== */
.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-red);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 998;
}

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

.back-to-top:hover {
    background: var(--dark-red);
    transform: translateY(-3px);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .services-grid,
    .mvv-grid,
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .features-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 15px 20px;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-links {
        position: fixed;
        top: 90px;
        left: 0;
        width: 100%;
        background: var(--primary-red);
        flex-direction: column;
        align-items: center;
        padding: 30px 0;
        gap: 20px;
        transform: translateY(-150%);
        transition: var(--transition);
    }
    
    .nav-links.active {
        transform: translateY(0);
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content h1 span {
        font-size: 1rem;
    }
    
    .services-grid,
    .mvv-grid,
    .team-grid,
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-tabs {
        flex-direction: column;
        align-items: center;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer h4::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .service-detail {
        padding: 30px 20px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .btn-primary {
        padding: 12px 30px;
        font-size: 0.9rem;
    }
    
    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
        bottom: 20px;
        right: 20px;
    }
    
    .back-to-top {
        width: 45px;
        height: 45px;
        bottom: 80px;
        right: 20px;
    }
}