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

/* Tema padrão: dark */
:root {
    --primary: #0E0E0E;
    --secondary: #1E1E1E;
    --accent: #B0B0B0;
    --white: #FFFFFF;
}

/* Tema light */
html.light {
    --primary: #FFFFFF;
    --secondary: #F5F5F5;
    --accent: #222222;
    --white: #0E0E0E;
}

html.dark {
    --primary: #0E0E0E;
    --secondary: #1E1E1E;
    --accent: #B0B0B0;
    --white: #FFFFFF;
}

@media (prefers-color-scheme: light) {
    :root {
        --primary: #FFFFFF;
        --secondary: #F5F5F5;
        --accent: #222222;
        --white: #0E0E0E;
    }
}
@media (prefers-color-scheme: dark) {
    :root {
        --primary: #0E0E0E;
        --secondary: #1E1E1E;
        --accent: #B0B0B0;
        --white: #FFFFFF;
    }
}

body {
    font-family: 'Montserrat', sans-serif;
    background: var(--primary);
    color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3 {
    font-family: 'League Spartan', sans-serif;
}

header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 5%;
    background: var(--primary);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(176, 176, 176, 0.1);
    transition: background 0.3s;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    background: transparent;
}

.logo {
    font-family: 'League Spartan', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--white);
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.3s;
    font-weight: 500;
}

.nav-links a:hover {
    color: var(--white);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8rem 5% 4rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(176, 176, 176, 0.15) 0%, transparent 70%);
    top: -150px;
    right: -150px;
    animation: pulse 8s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(176, 176, 176, 0.1) 0%, transparent 70%);
    bottom: -100px;
    left: -100px;
    animation: pulse 10s ease-in-out infinite reverse;
}

@keyframes pulse {
    0%, 100% { transform: scale(1) rotate(0deg); opacity: 0.5; }
    50% { transform: scale(1.3) rotate(45deg); opacity: 0.8; }
}

.hero-content {
    max-width: 1400px;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 5rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text h1 {
    font-size: 4.5rem;
    font-weight: 700;
    line-height: 1.05;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--white) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text p {
    font-size: 1.25rem;
    color: var(--accent);
    margin-bottom: 2.5rem;
    line-height: 1.8;
    max-width: 600px;
}

.cta-group {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2.5rem;
    border: none;
    border-radius: 8px;
    font-family: 'League Spartan', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.3);
}

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

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

/* Animated Visual */
.hero-visual {
    position: relative;
    height: 500px;
}

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

.float-item {
    position: absolute;
    background: var(--secondary);
    border: 1px solid rgba(176, 176, 176, 0.3);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    padding: 2rem;
    transition: all 0.3s;
}

.float-item:hover {
    transform: translateY(-10px) scale(1.05);
    border-color: var(--accent);
    box-shadow: 0 20px 40px rgba(176, 176, 176, 0.1);
}

.float-item-1 {
    top: 0;
    right: 50px;
    width: 180px;
    animation: float 6s ease-in-out infinite;
}

.float-item-2 {
    top: 140px;
    right: 0;
    width: 200px;
    animation: float 7s ease-in-out infinite 1s;
}

.float-item-3 {
    top: 280px;
    right: 80px;
    width: 190px;
    animation: float 8s ease-in-out infinite 2s;
}

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

.float-item h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--white);
}

.float-item p {
    font-size: 0.85rem;
    color: var(--accent);
    line-height: 1.4;
}

.visual-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--accent), var(--white));
    border-radius: 8px;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
}

/* Trust Section */
.trust {
    padding: 6rem 5%;
    background: var(--primary);
    position: relative;
}

.trust::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.trust-content {
    max-width: 1400px;
    margin: 0 auto;
}

.trust-header {
    text-align: center;
    margin-bottom: 4rem;
}

.trust-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--white);
}

.trust-header p {
    color: var(--accent);
    font-size: 1.1rem;
}

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

.trust-card {
    background: var(--secondary);
    padding: 3rem 2.5rem;
    border-radius: 16px;
    border: 1px solid rgba(176, 176, 176, 0.15);
    transition: all 0.4s;
    position: relative;
    overflow: hidden;
}

.trust-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(176, 176, 176, 0.1), transparent);
    transition: left 0.6s;
}

.trust-card:hover::before {
    left: 100%;
}

.trust-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.trust-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(176, 176, 176, 0.2), rgba(176, 176, 176, 0.05));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(176, 176, 176, 0.3);
}

.trust-icon svg {
    width: 30px;
    height: 30px;
    stroke: var(--white);
}

.trust-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--white);
}

.trust-card p {
    color: var(--accent);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* Products Section */
.products {
    padding: 6rem 5%;
    background: var(--primary);
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
}

.section-header h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--accent);
    font-size: 1.1rem;
}

.products-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.product-card {
    background: var(--secondary);
    padding: 2.5rem;
    border-radius: 16px;
    border: 1px solid rgba(176, 176, 176, 0.15);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--white));
    transform: scaleX(0);
    transition: transform 0.3s;
}

.product-card:hover::before {
    transform: scaleX(1);
}

.product-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.product-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, rgba(176, 176, 176, 0.2), rgba(176, 176, 176, 0.05));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(176, 176, 176, 0.3);
}

.product-icon svg {
    width: 35px;
    height: 35px;
    stroke: var(--accent);
}

.product-card h3 {
    font-size: 1.6rem;
    margin-bottom: 1rem;
}

.product-card p {
    color: var(--accent);
    line-height: 1.6;
}

/* Contact Section */
.contact {
    padding: 6rem 5%;
    background: var(--secondary);
}

.contact-container {
    max-width: 800px;
    margin: 0 auto;
}

.contact-form {
    background: var(--primary);
    padding: 3rem;
    border-radius: 16px;
    border: 1px solid rgba(176, 176, 176, 0.2);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--accent);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: var(--secondary);
    border: 1px solid rgba(176, 176, 176, 0.3);
    border-radius: 8px;
    color: var(--white);
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
    transition: all 0.3s;
}

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

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.form-submit {
    width: 100%;
}

/* Footer */
footer {
    padding: 3rem 5%;
    background: var(--primary);
    text-align: center;
    border-top: 1px solid rgba(176, 176, 176, 0.1);
}

footer p {
    color: var(--accent);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .hero-visual {
        height: auto;
        max-width: 500px;
        margin: 0 auto;
    }

    .float-item {
        position: relative !important;
        margin-bottom: 1rem;
        width: 100% !important;
        animation: none !important;
    }

    .floating-elements {
        position: relative;
        height: auto;
        display: grid;
        grid-template-columns: 1fr;
        gap: 1rem;
    }

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

    .trust-card {
        padding: 2.5rem 2rem;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 6rem 5% 3rem;
    }

    .hero-content {
        text-align: center;
        gap: 2rem;
    }

    .hero-text h1 {
        font-size: 2.8rem;
    }

    .hero-text p {
        font-size: 1.1rem;
        margin-left: auto;
        margin-right: auto;
    }

    .nav-links {
        display: none;
    }

    .section-header h2 {
        font-size: 2.2rem;
    }

    .trust-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .trust-header h2 {
        font-size: 2rem;
    }

    .trust-card {
        padding: 2rem 1.5rem;
    }

    .hero-visual {
        display: none;
    }

    .cta-group {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 6rem 5% 3rem;
    }

    .hero-text h1 {
        font-size: 2rem;
        line-height: 1.2;
    }

    .hero-text p {
        font-size: 1rem;
    }

    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }

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

    .trust-header h2 {
        font-size: 1.8rem;
    }

    .trust-header p {
        font-size: 1rem;
    }

    .trust-card h3 {
        font-size: 1.3rem;
    }

    .trust-card p {
        font-size: 0.9rem;
    }

    .trust-icon {
        width: 50px;
        height: 50px;
    }

    .trust-icon svg {
        width: 25px;
        height: 25px;
    }

    .section-header h2 {
        font-size: 1.8rem;
    }

    .section-header p {
        font-size: 1rem;
    }

    .contact-form {
        padding: 2rem 1.5rem;
    }
}