/* VTEX Day 2025 - Estilos Principais */

/* Variáveis CSS */
:root {
    /* Cores principais */
    --rebel-pink: #F71963;
    --rebel-pink-light: rgba(247, 25, 99, 0.7);
    --rebel-pink-lighter: rgba(247, 25, 99, 0.2);
    --serious-black: rgba(7, 17, 38, 0.95);
    --serious-black-light: rgba(7, 17, 38, 0.7);
    --white: #FFFFFF;
    --white-ice: #F8F9FA;
    --gray-light: #E9ECEF;
    --gray: #CED4DA;
    
    /* Tipografia */
    --font-primary: 'Helvetica Neue', Arial, sans-serif;
    --font-secondary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    
    /* Espaçamento */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Transições */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Sombras */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    
    /* Bordas */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 20px;
}

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

html, body {
    height: 100%;
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.5;
    color: var(--serious-black);
    background-color: var(--white);
    overflow-x: hidden;
}

body {
    transition: background-color var(--transition-slow);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Background */
.background-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.background-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--white) 0%, var(--white-ice) 100%);
    transition: background var(--transition-slow);
}

/* Header */
.header {
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.logo {
    display: flex;
    align-items: center;
}

.logo-text {
    font-weight: bold;
    font-size: 1.5rem;
    color: var(--rebel-pink);
    margin-left: var(--spacing-xs);
}

.logo-year {
    font-weight: bold;
    font-size: 1.5rem;
    color: var(--serious-black);
    margin-left: var(--spacing-xs);
}

/* Hero Section */
.hero {
    padding: var(--spacing-xxl) 0;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 600px;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: bold;
    color: var(--serious-black);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--serious-black-light);
    margin-bottom: var(--spacing-xl);
}

.hero-cta {
    margin-top: var(--spacing-lg);
}

.hero-visual {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    z-index: 1;
}

.geometric-element {
    position: absolute;
    background-color: var(--rebel-pink);
    border-radius: var(--border-radius-sm);
    transform-origin: center;
    transition: transform var(--transition-normal);
}

#geo-element-1 {
    width: 200px;
    height: 200px;
    top: 20%;
    right: 10%;
    transform: rotate(15deg);
    opacity: 0.7;
}

#geo-element-2 {
    width: 150px;
    height: 150px;
    top: 50%;
    right: 30%;
    transform: rotate(-10deg);
    opacity: 0.5;
}

#geo-element-3 {
    width: 100px;
    height: 100px;
    top: 30%;
    right: 40%;
    transform: rotate(45deg);
    opacity: 0.3;
}

/* Botões */
.btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--border-radius-md);
    font-weight: bold;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    outline: none;
    font-size: 1rem;
}

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

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

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

.btn-secondary:hover {
    background-color: var(--rebel-pink-lighter);
    transform: translateY(-2px);
}

/* Features Section */
.features {
    padding: var(--spacing-xxl) 0;
    background-color: var(--white-ice);
}

.features .container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.feature-item {
    padding: var(--spacing-lg);
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal);
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    margin-bottom: var(--spacing-md);
}

.feature-item h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--serious-black);
}

.feature-item p {
    color: var(--serious-black-light);
}

/* Gyroscope Demo */
.gyro-demo {
    padding: var(--spacing-xxl) 0;
    text-align: center;
}

.gyro-demo h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--serious-black);
}

.gyro-demo p {
    margin-bottom: var(--spacing-lg);
    color: var(--serious-black-light);
}

.gyro-container {
    height: 300px;
    position: relative;
    margin-bottom: var(--spacing-lg);
    perspective: 1000px;
}

.gyro-element {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, var(--rebel-pink) 0%, var(--rebel-pink-light) 100%);
    border-radius: var(--border-radius-lg);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal);
}

/* Battery Demo */
.battery-demo {
    padding: var(--spacing-xxl) 0;
    text-align: center;
    background-color: var(--white-ice);
}

.battery-demo h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--serious-black);
}

.battery-demo p {
    margin-bottom: var(--spacing-lg);
    color: var(--serious-black-light);
}

.battery-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
}

.battery-icon {
    width: 100px;
    height: 50px;
    border: 3px solid var(--serious-black);
    border-radius: var(--border-radius-sm);
    position: relative;
    padding: 3px;
}

.battery-icon:after {
    content: '';
    position: absolute;
    right: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 7px;
    height: 20px;
    background-color: var(--serious-black);
    border-radius: 0 3px 3px 0;
}

.battery-level {
    height: 100%;
    background-color: var(--rebel-pink);
    border-radius: 2px;
    width: 50%;
    transition: width var(--transition-normal);
}

.battery-info {
    text-align: left;
}

.battery-info p {
    margin-bottom: var(--spacing-xs);
}

/* Footer */
.footer {
    padding: var(--spacing-xl) 0;
    background-color: var(--serious-black);
    color: var(--white);
}

.footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.footer-logo {
    display: flex;
    align-items: center;
}

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

/* Responsividade */
@media (max-width: 992px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .hero-visual {
        opacity: 0.5;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-visual {
        width: 100%;
        opacity: 0.3;
    }
    
    .footer .container {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .btn {
        width: 100%;
    }
    
    .features .container {
        grid-template-columns: 1fr;
    }
}