/* ============================================
   COMANDA ELETRÔNICA - LANDING PAGE
   Design Moderno e Futurístico
   ============================================ */

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

:root {
    /* Colors */
    --primary: #1f8feb;
    --primary-dark: #1573c4;
    --primary-light: #4aa3f0;
    --secondary: #6366f1;
    --accent: #8b5cf6;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    
    /* Neutrals */
    --bg-primary: #0a0a0f;
    --bg-secondary: #111118;
    --bg-tertiary: #1a1a24;
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-tertiary: #71717a;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #1f8feb 0%, #6366f1 50%, #8b5cf6 100%);
    --gradient-secondary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-accent: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    --shadow-glow: 0 0 20px rgba(31, 143, 235, 0.3);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-secondary: 'Space Grotesk', sans-serif;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Layout */
    --navbar-height: 110px;
}

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

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    padding-top: var(--navbar-height);
}

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

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-secondary);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

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

p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

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

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 1.75rem;
    border: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-base);
    text-align: center;
    white-space: nowrap;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(31, 143, 235, 0.5);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

.btn-whatsapp {
    background: #25d366;
    color: var(--text-primary);
}

.btn-whatsapp:hover {
    background: #20ba5a;
    transform: translateY(-2px);
}

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

.btn-outline:hover {
    background: var(--primary);
}

.btn-large {
    padding: 1.125rem 2.25rem;
    font-size: 1.125rem;
}

/* ============================================
   NAVIGATION
   ============================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.95);
    box-shadow: var(--shadow-lg);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.logo-img {
    width: 80px;
    height: 80px;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    list-style: none;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-base);
    position: relative;
}

.nav-cta {
    padding: 0.6rem 1.4rem;
    font-size: 0.9rem;
    border-radius: 10px;
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-base);
}

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

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-base);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    position: relative;
    min-height: calc(100vh - var(--navbar-height));
    display: flex;
    align-items: center;
    padding-top: 40px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 20s infinite ease-in-out;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: var(--primary);
    top: -200px;
    left: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--secondary);
    bottom: -150px;
    right: -150px;
    animation-delay: 5s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: var(--accent);
    top: 50%;
    right: 10%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.hero-text {
    max-width: 600px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.5rem 1rem;
    background: rgba(31, 143, 235, 0.1);
    border: 1px solid rgba(31, 143, 235, 0.3);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-light);
    margin-bottom: var(--spacing-md);
}

.hero-title {
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
    color: var(--text-secondary);
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    margin-top: 0.25rem;
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    position: relative;
    width: 300px;
    height: 600px;
    background: var(--bg-tertiary);
    border-radius: 40px;
    padding: 20px;
    box-shadow: var(--shadow-xl);
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    border-radius: 30px;
    overflow: hidden;
    position: relative;
}

.app-preview {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    opacity: 0.3;
}

.floating-card {
    position: absolute;
    padding: 1rem 1.5rem;
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    animation: floatCard 6s infinite ease-in-out;
}

.card-1 {
    top: 10%;
    right: -20%;
    animation-delay: 0s;
}

.card-2 {
    bottom: 20%;
    left: -20%;
    animation-delay: 2s;
}

.card-3 {
    top: 50%;
    right: -30%;
    animation-delay: 4s;
}

@keyframes floatCard {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

/* ============================================
   SECTIONS
   ============================================ */

section {
    padding: var(--spacing-xl) 0;
    position: relative;
    scroll-margin-top: calc(var(--navbar-height) + 20px);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(31, 143, 235, 0.1);
    border: 1px solid rgba(31, 143, 235, 0.3);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-light);
    margin-bottom: var(--spacing-sm);
}

.section-title {
    margin-bottom: var(--spacing-sm);
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

/* ============================================
   FEATURES
   ============================================ */

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

.feature-card {
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(31, 143, 235, 0.3);
    box-shadow: var(--shadow-glow);
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 16px;
    margin-bottom: var(--spacing-sm);
    font-size: 1.5rem;
}

.feature-card h3 {
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.feature-list {
    list-style: none;
    margin-top: var(--spacing-sm);
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.feature-list i {
    color: var(--success);
    font-size: 0.75rem;
}

/* ============================================
   BENEFITS
   ============================================ */

.benefits-content {
    max-width: 900px;
    margin: 0 auto;
}

.benefits-list {
    display: grid;
    gap: var(--spacing-md);
}

.benefit-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    transition: var(--transition-base);
}

.benefit-item:hover {
    transform: translateX(10px);
    border-color: rgba(31, 143, 235, 0.3);
}

.benefit-icon {
    width: 60px;
    height: 60px;
    min-width: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 16px;
    font-size: 1.5rem;
}

.benefit-text h3 {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.benefit-text p {
    color: var(--text-secondary);
    margin: 0;
}

/* ============================================
   HOW IT WORKS
   ============================================ */

.steps {
    display: grid;
    gap: var(--spacing-md);
    max-width: 800px;
    margin: 0 auto;
}

.step-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    transition: var(--transition-base);
}

.step-item:hover {
    transform: translateX(10px);
    border-color: rgba(31, 143, 235, 0.3);
}

.step-number {
    width: 60px;
    height: 60px;
    min-width: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 16px;
    font-size: 1.5rem;
    font-weight: 700;
}

.step-content h3 {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.step-content p {
    color: var(--text-secondary);
    margin: 0;
}

/* ============================================
   PRICING
   ============================================ */

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    transition: var(--transition-base);
    position: relative;
}

.pricing-card.featured {
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.25rem 1rem;
    background: var(--gradient-primary);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.25rem;
    margin: var(--spacing-sm) 0;
}

.currency {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

.amount {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pricing-period {
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
}

.pricing-features i {
    color: var(--success);
}

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

.pricing-content {
    max-width: 800px;
    margin: 0 auto;
}

.pricing-offer {
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-lg);
    background: linear-gradient(135deg, rgba(31, 143, 235, 0.15) 0%, rgba(99, 102, 241, 0.15) 50%, rgba(139, 92, 246, 0.15) 100%);
    border: 3px solid var(--primary);
    border-radius: 32px;
    box-shadow: 0 20px 60px rgba(31, 143, 235, 0.3), 0 0 40px rgba(99, 102, 241, 0.2);
    position: relative;
    overflow: hidden;
}

.pricing-offer::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(31, 143, 235, 0.1) 0%, transparent 70%);
    animation: pulse-bg 4s ease-in-out infinite;
}

@keyframes pulse-bg {
    0%, 100% {
        transform: scale(1);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

.offer-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    font-size: 3rem;
    box-shadow: 0 10px 30px rgba(31, 143, 235, 0.4);
    position: relative;
    z-index: 2;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.pricing-offer h3 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    position: relative;
    z-index: 2;
    text-shadow: 0 0 30px rgba(31, 143, 235, 0.5);
}

.offer-description {
    font-size: 1.25rem;
    line-height: 1.9;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    position: relative;
    z-index: 2;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.offer-description strong {
    color: var(--primary-light);
    font-weight: 700;
    font-size: 1.35rem;
    text-shadow: 0 0 20px rgba(31, 143, 235, 0.5);
}

.offer-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    text-align: left;
    position: relative;
    z-index: 2;
}

.offer-feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(31, 143, 235, 0.3);
    border-radius: 16px;
    transition: var(--transition-base);
    position: relative;
    z-index: 2;
}

.offer-feature-item:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--primary);
    transform: translateX(5px);
    box-shadow: 0 5px 15px rgba(31, 143, 235, 0.2);
}

.offer-feature-item i {
    color: var(--success);
    font-size: 1.25rem;
}

.offer-feature-item span {
    color: var(--text-primary);
    font-weight: 500;
}

.offer-cta-btn {
    position: relative;
    z-index: 2;
    font-size: 1.05rem;
    padding: 1rem 2rem;
    background: var(--gradient-primary);
    border: none;
    box-shadow: 0 10px 40px rgba(31, 143, 235, 0.4), 0 0 20px rgba(99, 102, 241, 0.3);
    animation: pulse-button 2s ease-in-out infinite;
    margin-top: var(--spacing-md);
}

@media (max-width: 768px) {
    .offer-cta-btn {
        font-size: 0.95rem;
        padding: 0.9rem 1.4rem;
        width: 100%;
        max-width: 100%;
    }
}

.offer-cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(31, 143, 235, 0.5), 0 0 30px rgba(99, 102, 241, 0.4);
}

@keyframes pulse-button {
    0%, 100% {
        box-shadow: 0 10px 40px rgba(31, 143, 235, 0.4), 0 0 20px rgba(99, 102, 241, 0.3);
    }
    50% {
        box-shadow: 0 15px 50px rgba(31, 143, 235, 0.6), 0 0 30px rgba(99, 102, 241, 0.5);
    }
}

.app-preview-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 30px;
    display: block;
}

.footer-credit {
    margin-top: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.footer-credit a {
    color: var(--primary-light);
    text-decoration: none;
    transition: var(--transition-base);
}

.footer-credit a:hover {
    color: var(--primary);
    text-decoration: underline;
}

/* ============================================
   DOWNLOAD
   ============================================ */

.download {
    background: rgba(31, 143, 235, 0.05);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.download-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.download-text h2 {
    margin-bottom: var(--spacing-sm);
}

.download-text > p {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
}

.download-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.download-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    transition: var(--transition-base);
}

.download-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--primary);
    transform: translateX(5px);
}

.download-btn i {
    font-size: 2rem;
}

.download-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.download-platform {
    display: block;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.download-note {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.download-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-showcase {
    width: 300px;
    height: 600px;
    background: var(--bg-tertiary);
    border-radius: 40px;
    padding: 20px;
    box-shadow: var(--shadow-xl);
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.phone-screen-app {
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    border-radius: 30px;
    overflow: hidden;
    position: relative;
}

.phone-screen-app .app-preview-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 30px;
    display: block;
}

/* ============================================
   CONTACT
   ============================================ */

.contact-content {
    max-width: 900px;
    margin: 0 auto;
}

.contact-info {
    display: grid;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
}

.contact-icon {
    width: 60px;
    height: 60px;
    min-width: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 16px;
    font-size: 1.5rem;
}

.contact-details h3 {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

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

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

.contact-details p {
    margin: 0.25rem 0 0 0;
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.contact-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background: var(--bg-secondary);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
    font-size: 1.125rem;
}

.footer-logo-img {
    width: 60px;
    height: 60px;
    object-fit: contain;
}

.footer-section p {
    color: var(--text-tertiary);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-sm);
}

.footer-section h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: var(--text-secondary);
    font-size: 0.875rem;
    transition: var(--transition-base);
}

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

.social-links {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    transition: var(--transition-base);
}

.social-links a:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

.footer-bottom p {
    margin-bottom: 0.5rem;
}

.footer-bottom i {
    color: var(--danger);
}

/* ============================================
   BACK TO TOP
   ============================================ */

.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: var(--text-primary);
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: 999;
    box-shadow: var(--shadow-glow);
}

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

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 30px rgba(31, 143, 235, 0.5);
}

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

@media (max-width: 1024px) {
    .hero-content,
    .download-content {
        grid-template-columns: 1fr;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
}

@media (max-width: 768px) {
    .navbar {
        padding-top: 0.5rem;
        padding-bottom: 0.5rem;
    }
    
    .logo-text {
        display: none; /* Esconder texto "Comanda Eletrônica" no mobile */
    }
    
    .logo-img {
        width: 50px;
        height: 50px;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--bg-primary);
        padding: var(--spacing-md);
        border-top: 1px solid rgba(255, 255, 255, 0.05);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-base);
        max-height: calc(100vh - 70px);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .hero {
        padding-top: 80px; /* Ajuste para navbar menor no mobile */
    }
    
    /* Adicionar padding-top nas seções para não sobrepor navbar */
    section {
        scroll-margin-top: 80px;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .floating-card {
        display: none;
    }
    
    .phone-mockup,
    .phone-showcase {
        width: 250px;
        height: 500px;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-xl: 3rem;
        --spacing-lg: 2rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-cta .btn {
        width: 100%;
    }
    
    .contact-cta {
        flex-direction: column;
    }
    
    .contact-cta .btn {
        width: 100%;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for accessibility */
a:focus,
button:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Skip to main content */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary);
    color: var(--text-primary);
    padding: 8px;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* ============================================
   DOCUMENTATION PAGE
   ============================================ */

.documentation-page .doc-hero {
    padding: var(--spacing-lg) 0 var(--spacing-md);
    text-align: center;
}

.documentation-page main {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 var(--spacing-md) var(--spacing-xl);
}

.doc-section {
    margin-bottom: var(--spacing-xl);
}

.doc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.doc-card {
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
}

.doc-card h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.doc-card ul {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.doc-card ul li {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.doc-card ul li::before {
    content: '•';
    color: var(--primary-light);
}

.doc-video-wrapper {
    margin-top: var(--spacing-lg);
}

.doc-video-placeholder {
    border: 2px dashed rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--text-secondary);
    font-style: italic;
    background: rgba(255, 255, 255, 0.02);
}

.doc-video-placeholder strong {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--primary-light);
}