/* ============================================
   ArConset - CSS Moderno 2025
   Design: Industrial Premium
   ============================================ */

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

:root {
    /* Cores principais */
    --primary: #008080;
    --primary-dark: #006666;
    --primary-light: #00a0a0;
    --secondary: #ffe600;
    --accent: #990000;
    --accent-light: #cc0000;
    
    /* Neutras */
    --dark: #0a0e27;
    --dark-light: #1a1f3a;
    --gray: #64748b;
    --gray-light: #94a3b8;
    --light: #f8fafc;
    --white: #ffffff;
    
    /* Tipografia */
    --font-display: 'Outfit', sans-serif;
    --font-body: 'Work Sans', sans-serif;
    
    /* Espaçamento */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Sombras */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.2);
    
    /* Transições */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
    /* Melhorar scroll em iOS */
    -webkit-overflow-scrolling: touch;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark);
    background: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    /* Melhorar performance touch */
    touch-action: manipulation;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
}

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

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

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

/* ===== LOADER ===== */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    transition: opacity 0.5s, visibility 0.5s;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
    color: var(--white);
}

.loader .snowflake {
    font-size: 4rem;
    animation: spin 2s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.loader p {
    margin-top: 1rem;
    font-size: 1.2rem;
    font-weight: 300;
    letter-spacing: 2px;
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
}

.navbar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary);
}

.logo img {
    height: 45px;
    width: auto;
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-link {
    font-weight: 500;
    color: var(--dark);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary);
    border-radius: 3px;
    transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23006666" fill-opacity="0.1" d="M0,96L48,112C96,128,192,160,288,165.3C384,171,480,149,576,128C672,107,768,85,864,90.7C960,96,1056,128,1152,138.7C1248,149,1344,139,1392,133.3L1440,128L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') bottom center/cover no-repeat;
}

.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
}

.float-item {
    position: absolute;
    width: 100px;
    height: 100px;
    background: rgba(255, 230, 0, 0.1);
    border-radius: 50%;
    animation: float 20s infinite ease-in-out;
}

.float-item:nth-child(1) {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.float-item:nth-child(2) {
    top: 60%;
    left: 80%;
    animation-delay: 5s;
    width: 150px;
    height: 150px;
}

.float-item:nth-child(3) {
    top: 80%;
    left: 20%;
    animation-delay: 10s;
    width: 80px;
    height: 80px;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-30px) rotate(180deg); }
}

.hero-content {
    position: relative;
    z-index: 1;
    color: var(--white);
    max-width: 900px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.title-line {
    display: block;
    opacity: 0;
    animation: slideUp 0.8s forwards;
}

.title-line:nth-child(1) {
    animation-delay: 0.2s;
}

.title-line:nth-child(2) {
    animation-delay: 0.4s;
    color: var(--secondary);
    text-shadow: 2px 2px 0 var(--primary-dark);
}

.title-line:nth-child(3) {
    animation-delay: 0.6s;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 4rem;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    max-width: 600px;
}

.stat-item {
    text-align: left;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 900;
    color: var(--secondary);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-top: 0.5rem;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--white);
    opacity: 0.7;
}

.scroll-line {
    width: 2px;
    height: 50px;
    background: var(--white);
    animation: scrollDown 2s infinite;
}

@keyframes scrollDown {
    0%, 100% { opacity: 0; transform: translateY(-20px); }
    50% { opacity: 1; transform: translateY(0); }
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1rem;
    border-radius: 50px;
    transition: var(--transition);
    cursor: pointer;
    /* Melhorar área de toque no mobile */
    min-height: 44px;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
}

.btn-primary {
    background: var(--secondary);
    color: var(--dark);
    box-shadow: 0 4px 20px rgba(255, 230, 0, 0.3);
}

.btn-primary:hover {
    background: #ffd700;
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(255, 230, 0, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
    border: 2px solid var(--white);
    backdrop-filter: blur(10px);
}

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

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ===== SECTION STYLES ===== */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 1rem;
    padding: 0.5rem 1.5rem;
    background: rgba(0, 128, 128, 0.1);
    border-radius: 50px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 900;
    line-height: 1.2;
    color: var(--dark);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto;
}

/* ===== SERVICES ===== */
.services {
    padding: var(--spacing-xl) 0;
    background: var(--light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid rgba(0, 128, 128, 0.1);
}

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

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.service-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark);
}

.service-description {
    color: var(--gray);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-features {
    list-style: none;
}

.service-features li {
    padding: 0.5rem 0;
    color: var(--dark);
    font-weight: 500;
}

/* ===== APARELHOS ===== */
.aparelhos {
    padding: var(--spacing-xl) 0;
    background: var(--white);
}

.aparelhos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
}

.aparelho-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--light);
    border-radius: 15px;
    transition: var(--transition);
}

.aparelho-item:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
    transform: scale(1.05);
}

.aparelho-item img {
    width: 100%;
    height: 120px;
    object-fit: contain;
    margin-bottom: 1rem;
    filter: grayscale(100%);
    transition: var(--transition);
}

.aparelho-item:hover img {
    filter: grayscale(0%);
}

.aparelho-item h4 {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark);
}

/* ===== ABOUT ===== */
.about {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
}

.about .section-tag {
    color: var(--secondary);
    background: rgba(255, 230, 0, 0.2);
}

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

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 4rem;
    align-items: center;
}

.about-text {
    margin-bottom: 1.5rem;
    opacity: 0.95;
    line-height: 1.8;
}

.about-features {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.feature-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.feature-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.feature-content h4 {
    font-family: var(--font-display);
    font-weight: 700;
    margin-bottom: 0.25rem;
    color: var(--secondary);
}

.feature-content p {
    opacity: 0.9;
    font-size: 0.95rem;
}

.about-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.image-badge {
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    background: var(--secondary);
    color: var(--dark);
    padding: 1.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.badge-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 900;
    line-height: 1;
}

.badge-text {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

/* ===== GALLERY ===== */
.gallery {
    padding: var(--spacing-xl) 0;
    background: var(--light);
}

.gallery-filter {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 2rem;
    font-family: var(--font-display);
    font-weight: 600;
    background: var(--white);
    color: var(--dark);
    border-radius: 50px;
    border: 2px solid transparent;
    transition: var(--transition);
}

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

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

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

.gallery-item.hidden {
    display: none;
}

.gallery-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-xl);
}

.gallery-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    transition: var(--transition);
}

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

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
    color: var(--white);
    transform: translateY(100%);
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay h4 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.gallery-overlay p {
    opacity: 0.9;
}

/* ===== BRANDS & CLIENTS ===== */
.brands,
.clients {
    padding: var(--spacing-lg) 0;
    background: var(--white);
    overflow: hidden;
}

.clients {
    background: var(--light);
}

.brands-slider,
.clients-slider {
    margin-top: 3rem;
}

.brands-track,
.clients-track {
    display: flex;
    gap: 4rem;
    animation: scroll 30s linear infinite;
}

.brands-track img,
.clients-track img {
    height: 60px;
    width: auto;
    object-fit: contain;
    opacity: 0.6;
    filter: grayscale(100%);
    transition: var(--transition);
}

.brands-track img:hover,
.clients-track img:hover {
    opacity: 1;
    filter: grayscale(0%);
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ===== CONTACT ===== */
.contact {
    padding: var(--spacing-xl) 0;
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 4rem;
}

.contact-text {
    margin-bottom: 2rem;
    color: var(--gray);
    line-height: 1.8;
}

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

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

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    flex-shrink: 0;
}

.contact-content h4 {
    font-family: var(--font-display);
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.contact-content a {
    color: var(--primary);
    font-weight: 600;
}

.contact-content a:hover {
    color: var(--primary-dark);
}

/* ===== FORM ===== */
.contact-form-wrapper {
    background: var(--light);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

.form-group {
    position: relative;
    margin-bottom: 2rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    padding-top: 1.5rem;
    font-family: var(--font-body);
    font-size: 1rem;
    border: 2px solid var(--gray-light);
    border-radius: 12px;
    background: var(--white);
    transition: var(--transition);
}

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

.form-group label {
    position: absolute;
    left: 1rem;
    top: 1rem;
    font-size: 1rem;
    color: var(--gray);
    pointer-events: none;
    transition: var(--transition);
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: 0.25rem;
    font-size: 0.75rem;
    color: var(--primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-brand img {
    height: 50px;
    margin-bottom: 1rem;
}

.footer-brand p {
    opacity: 0.8;
    line-height: 1.6;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-display);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--secondary);
}

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

.footer-links li,
.footer-contact li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    opacity: 0.8;
    transition: var(--transition);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--secondary);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    opacity: 0.8;
}

/* ===== FLOATING BUTTONS ===== */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.scroll-top {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

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

.scroll-top:hover {
    background: var(--primary-dark);
    transform: translateY(-5px);
}

/* ===== ANIMATIONS ===== */
[data-aos] {
    opacity: 0;
    transition: opacity 0.6s, transform 0.6s;
}

[data-aos].aos-animate {
    opacity: 1;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
}

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-left"] {
    transform: translateX(30px);
}

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

[data-aos="zoom-in"] {
    transform: scale(0.9);
}

[data-aos="zoom-in"].aos-animate {
    transform: scale(1);
}

/* ===== RESPONSIVE ===== */

/* Tablet - 1024px */
@media (max-width: 1024px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .hero-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile - 768px */
@media (max-width: 768px) {
    :root {
        --spacing-md: 1.5rem;
        --spacing-lg: 2.5rem;
        --spacing-xl: 3rem;
    }
    
    /* === NAVBAR === */
    .navbar-content {
        padding: 0.75rem 0;
    }
    
    .logo {
        font-size: 1.25rem;
    }
    
    .logo img {
        height: 38px;
    }
    
    .nav-menu {
        position: fixed;
        top: 65px;
        left: 0;
        width: 100%;
        flex-direction: column;
        background: var(--white);
        padding: 1.5rem;
        gap: 1rem;
        box-shadow: var(--shadow-lg);
        transform: translateX(-100%);
        transition: var(--transition);
        max-height: calc(100vh - 65px);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .nav-link {
        font-size: 1.1rem;
        padding: 0.75rem 0;
        border-bottom: 1px solid var(--light);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    /* === HERO === */
    .hero {
        min-height: 90vh;
        padding-top: 65px;
    }
    
    .hero-content {
        padding: 2rem 0;
    }
    
    .hero-title {
        font-size: clamp(2rem, 10vw, 3rem);
        margin-bottom: 1rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 0.75rem;
        margin-bottom: 3rem;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
        padding: 1rem 1.5rem;
        font-size: 1rem;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        text-align: center;
    }
    
    .stat-item {
        text-align: center;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .scroll-indicator {
        display: none;
    }
    
    /* === SECTIONS === */
    .section-header {
        margin-bottom: 2.5rem;
    }
    
    .section-tag {
        font-size: 0.75rem;
        padding: 0.4rem 1rem;
    }
    
    .section-title {
        font-size: clamp(1.75rem, 8vw, 2.5rem);
        margin-bottom: 0.75rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    /* === SERVICES === */
    .services {
        padding: 3rem 0;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .service-card {
        padding: 2rem 1.5rem;
    }
    
    .service-icon {
        width: 70px;
        height: 70px;
        margin-bottom: 1rem;
    }
    
    .service-title {
        font-size: 1.25rem;
    }
    
    /* === APARELHOS === */
    .aparelhos {
        padding: 3rem 0;
    }
    
    .aparelhos-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .aparelho-item {
        padding: 1rem;
    }
    
    .aparelho-item img {
        height: 80px;
    }
    
    .aparelho-item h4 {
        font-size: 0.9rem;
    }
    
    /* === ABOUT === */
    .about {
        padding: 3rem 0;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-image {
        order: -1;
    }
    
    .about-image img {
        height: 300px;
    }
    
    .image-badge {
        bottom: 1rem;
        right: 1rem;
        padding: 1rem;
    }
    
    .badge-number {
        font-size: 2rem;
    }
    
    .badge-text {
        font-size: 0.75rem;
    }
    
    .about-features {
        margin-top: 1.5rem;
        gap: 1rem;
    }
    
    .feature-icon {
        font-size: 2rem;
    }
    
    /* === GALLERY === */
    .gallery {
        padding: 3rem 0;
    }
    
    .gallery-filter {
        gap: 0.5rem;
        margin-bottom: 2rem;
    }
    
    .filter-btn {
        padding: 0.6rem 1.25rem;
        font-size: 0.9rem;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .gallery-item img {
        height: 250px;
    }
    
    .gallery-overlay {
        padding: 1.5rem;
    }
    
    .gallery-overlay h4 {
        font-size: 1.1rem;
    }
    
    /* === BRANDS & CLIENTS === */
    .brands,
    .clients {
        padding: 2.5rem 0;
    }
    
    .brands-track img,
    .clients-track img {
        height: 50px;
    }
    
    /* === CONTACT === */
    .contact {
        padding: 3rem 0;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .contact-details {
        gap: 1.5rem;
    }
    
    .contact-icon {
        width: 45px;
        height: 45px;
    }
    
    .contact-form-wrapper {
        padding: 2rem 1.5rem;
    }
    
    .form-group {
        margin-bottom: 1.5rem;
    }
    
    /* === FOOTER === */
    .footer {
        padding: 2.5rem 0 1.5rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-brand img {
        margin: 0 auto 1rem;
    }
    
    /* === FLOATING BUTTONS === */
    .whatsapp-float {
        bottom: 1.25rem;
        right: 1.25rem;
        width: 56px;
        height: 56px;
    }
    
    .scroll-top {
        bottom: 1.25rem;
        left: 1.25rem;
        width: 45px;
        height: 45px;
    }
}

/* Mobile Pequeno - 480px */
@media (max-width: 480px) {
    :root {
        --spacing-sm: 0.75rem;
        --spacing-md: 1rem;
        --spacing-lg: 2rem;
        --spacing-xl: 2.5rem;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    /* === HERO === */
    .hero {
        min-height: 85vh;
    }
    
    .hero-title {
        font-size: 1.75rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 0.95rem;
        line-height: 1.5;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .stat-label {
        font-size: 0.85rem;
    }
    
    /* === SECTIONS === */
    .section-title {
        font-size: 1.5rem;
        line-height: 1.3;
    }
    
    .section-subtitle {
        font-size: 0.95rem;
    }
    
    /* === SERVICES === */
    .service-card {
        padding: 1.5rem;
    }
    
    .service-icon {
        width: 60px;
        height: 60px;
    }
    
    .service-title {
        font-size: 1.15rem;
    }
    
    .service-description {
        font-size: 0.95rem;
    }
    
    /* === APARELHOS === */
    .aparelhos-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }
    
    .aparelho-item {
        padding: 0.75rem;
    }
    
    .aparelho-item img {
        height: 70px;
        margin-bottom: 0.5rem;
    }
    
    .aparelho-item h4 {
        font-size: 0.85rem;
    }
    
    /* === ABOUT === */
    .about-text {
        font-size: 0.95rem;
    }
    
    .feature-content h4 {
        font-size: 1rem;
    }
    
    .feature-content p {
        font-size: 0.9rem;
    }
    
    /* === GALLERY === */
    .gallery-item img {
        height: 220px;
    }
    
    .gallery-overlay {
        padding: 1.25rem;
    }
    
    .gallery-overlay h4 {
        font-size: 1rem;
    }
    
    .gallery-overlay p {
        font-size: 0.9rem;
    }
    
    /* === CONTACT === */
    .contact-form-wrapper {
        padding: 1.5rem 1rem;
        border-radius: 15px;
    }
    
    .contact-item {
        gap: 1rem;
    }
    
    .contact-icon {
        width: 40px;
        height: 40px;
    }
    
    .contact-content h4 {
        font-size: 0.95rem;
    }
    
    .contact-content a,
    .contact-content p {
        font-size: 0.9rem;
    }
    
    .form-group input,
    .form-group textarea {
        font-size: 0.95rem;
        padding: 0.9rem;
        padding-top: 1.35rem;
    }
    
    .form-group label {
        font-size: 0.9rem;
    }
    
    /* === FLOATING BUTTONS === */
    .whatsapp-float {
        width: 52px;
        height: 52px;
        bottom: 1rem;
        right: 1rem;
    }
    
    .whatsapp-float svg {
        width: 28px;
        height: 28px;
    }
    
    .scroll-top {
        width: 42px;
        height: 42px;
        bottom: 1rem;
        left: 1rem;
    }
    
    .scroll-top svg {
        width: 20px;
        height: 20px;
    }
    
    /* === FOOTER === */
    .footer-brand p {
        font-size: 0.9rem;
    }
    
    .footer-links li,
    .footer-contact li {
        font-size: 0.9rem;
    }
    
    .footer-bottom {
        font-size: 0.85rem;
    }
}

/* Mobile Extra Pequeno - 360px */
@media (max-width: 360px) {
    .hero-title {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.35rem;
    }
    
    .btn {
        padding: 0.875rem 1.25rem;
        font-size: 0.95rem;
    }
    
    .aparelhos-grid {
        grid-template-columns: 1fr;
    }
}