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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

body.loaded {
    opacity: 1;
}

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

/* Header */
.header {
    padding: 2rem 0;
    text-align: center;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.logo-image {
    width: 100px;
    height: 100px;
    object-fit: contain;
    filter: drop-shadow(2px 2px 4px rgba(0,0,0,0.3));
}

.logo h1 {
    color: white;
    font-size: 2.5rem;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Main Content */
.main-content {
    background: white;
    border-radius: 20px 20px 0 0;
    box-shadow: 0 -10px 30px rgba(0,0,0,0.1);
    overflow: hidden;
}

/* Hero Section */
.hero-section {
    padding: 4rem 2rem 6rem 2rem;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.hero-text h2 {
    font-size: 3rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #5a6c7d;
    margin-bottom: 2rem;
    line-height: 1.6;
}

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

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.feature-icon {
    color: #667eea;
    font-size: 1.5rem;
}

/* Phone Mockup */
.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    width: 280px;
    height: 560px;
    background: linear-gradient(135deg, #2c3e50, #34495e);
    border-radius: 40px;
    padding: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    position: relative;
    overflow: hidden;
}

.phone-mockup::before {
    content: '';
    position: absolute;
    top: 15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 6px;
    background: #34495e;
    border-radius: 3px;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: #fff;
    border-radius: 30px;
    overflow: hidden;
    box-shadow: inset 0 0 20px rgba(0,0,0,0.1);
}

.app-preview {
    padding: 2rem 1.5rem;
    height: 100%;
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.app-header {
    text-align: center;
    margin-bottom: 2rem;
}

.app-title {
    color: white;
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.app-logo {
    width: 20px;
    height: 20px;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.app-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    flex: 1;
    justify-content: flex-start;
}

.preview-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255,255,255,0.9);
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

.card-emoji {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.card-text h4 {
    font-size: 0.9rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 0.2rem;
}

.card-text p {
    font-size: 0.8rem;
    color: #5a6c7d;
}

/* Download Section */
.download-section {
    padding: 4rem 2rem;
    text-align: center;
    background: white;
}

.download-content h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.download-subtitle {
    font-size: 1.1rem;
    color: #5a6c7d;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.download-buttons {
    display: flex;
    gap: 2rem;
    justify-content: center;
    margin-bottom: 3rem;
}

.download-btn {
    display: flex;
    align-items: center;
    padding: 1rem 2rem;
    border-radius: 15px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    min-width: 200px;
}

.download-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.2);
}

.apple-btn {
    background: linear-gradient(135deg, #000, #333);
    color: white;
}

.google-btn {
    background: linear-gradient(135deg, #34a853, #137333);
    color: white;
}

.btn-content {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn-icon {
    font-size: 2rem;
}

.btn-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.btn-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

.btn-store {
    font-size: 1.1rem;
    font-weight: 600;
}

.security-badges {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.security-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #5a6c7d;
    font-size: 0.9rem;
}

.security-icon {
    color: #667eea;
    font-size: 1.2rem;
}

/* Why App Section */
.why-app-section {
    padding: 4rem 2rem;
    background: linear-gradient(135deg, #f8fafc, #e2e8f0);
    text-align: center;
}

.why-app-section h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 3rem;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.benefit-card {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    text-align: center;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(30px);
}

.benefit-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.benefit-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.benefit-card h4 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.benefit-card p {
    color: #5a6c7d;
    line-height: 1.6;
}

/* Footer */
.footer {
    padding: 3rem 2rem 2rem;
    background: #2c3e50;
    color: white;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-column h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #ecf0f1;
}

.social-links {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 0.8rem;
    color: #bdc3c7;
    text-decoration: none;
    transition: all 0.3s ease;
    padding: 0.8rem 1rem;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.1);
    width: fit-content;
}

.social-link:hover {
    color: white;
    background: rgba(255,255,255,0.15);
    border-color: rgba(255,255,255,0.3);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.social-icon {
    font-size: 1.2rem;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: flex-start;
    justify-content: flex-end;
    flex-shrink: 0;
    
    background: none !important;
    border-radius: 0 !important;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    color: #bdc3c7;
    line-height: 1.5;
}

.contact-icon {
    color: #667eea;
    font-size: 1rem;
    margin-top: 0.1rem;
    flex-shrink: 0;
    background: none !important;
    border-radius: 0 !important;
}

.contact-item a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: #95a5a6;
    font-size: 0.9rem;
}

/* FAB */
.fab-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1000;
}

.fab {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
}

.fab:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 35px rgba(0,0,0,0.3);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section {
        padding: 3rem 2rem 5rem 2rem;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text h2 {
        font-size: 2.2rem;
    }

    .features-list {
        grid-template-columns: 1fr;
    }

    .phone-mockup {
        width: 240px;
        height: 480px;
    }

    .app-preview {
        padding: 1.5rem 1rem;
    }

    .app-header {
        margin-bottom: 1.5rem;
    }

    .preview-card {
        padding: 0.8rem;
        gap: 0.8rem;
    }

    .card-text h4 {
        font-size: 0.8rem;
    }

    .card-text p {
        font-size: 0.7rem;
    }

    .card-emoji {
        font-size: 1.2rem;
    }

    .download-buttons {
        flex-direction: column;
        align-items: center;
    }

    .download-btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

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

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

    .footer-column:last-child {
        grid-column: 1 / -1;
    }

    .social-links {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .social-link {
        flex: 1;
        min-width: 140px;
        justify-content: center;
    }

    .social-icon {
        width: 20px;
        height: 20px;
    }

    .security-badges {
        justify-content: center;
    }

    .fab-container {
        bottom: 1rem;
        right: 1rem;
    }

    .logo-image {
        width: 50px;
        height: 50px;
    }

    .logo h1 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-section {
        padding: 2rem 1rem 4rem 1rem;
    }

    .download-section,
    .why-app-section {
        padding: 2rem 1rem;
    }

    .hero-text h2 {
        font-size: 1.8rem;
    }

    .download-content h3,
    .why-app-section h3 {
        font-size: 2rem;
    }

    .logo h1 {
        font-size: 1.8rem;
    }

    .logo-image {
        width: 60px;
        height: 60px;
    }

    .phone-mockup {
        width: 180px;
        height: 360px;
    }

    .app-preview {
        padding: 1rem 0.8rem;
    }

    .app-header {
        margin-bottom: 1rem;
    }

    .app-logo {
        width: 14px;
        height: 14px;
    }

    .app-title {
        font-size: 0.8rem;
    }

    .preview-card {
        padding: 0.6rem;
        gap: 0.6rem;
    }

    .card-emoji {
        font-size: 1rem;
    }

    .card-text h4 {
        font-size: 0.75rem;
    }

    .card-text p {
        font-size: 0.65rem;
    }

    .footer {
        padding: 2rem 1rem 1rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .footer-column:last-child {
        grid-column: auto;
    }

    .social-links {
        justify-content: center;
        flex-wrap: wrap;
        flex-direction: row;
        gap: 1rem;
    }

    .social-link {
        flex: none;
        min-width: 120px;
    }

    .social-icon {
        width: 18px;
        height: 18px;
        font-size: 1rem;
    }

    .contact-item {
        justify-content: center;
        text-align: center;
    }
}

/* Animações personalizadas */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.feature-item {
    animation: slideInUp 0.6s ease forwards;
}

.feature-item:nth-child(1) { animation-delay: 0.1s; }
.feature-item:nth-child(2) { animation-delay: 0.2s; }
.feature-item:nth-child(3) { animation-delay: 0.3s; }
.feature-item:nth-child(4) { animation-delay: 0.4s; }

.download-btn {
    animation: fadeInScale 0.6s ease forwards;
}

.apple-btn { animation-delay: 0.2s; }
.google-btn { animation-delay: 0.4s; }