@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

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

:root {
    --primary-green: #1b5e20;
    --secondary-green: #2e7d32;
    --accent-green: #4caf50;
    --light-green: #81c784;
    --bg-light: #f8fffe;
    --bg-white: #ffffff;
    --text-dark: #1a1a1a;
    --text-gray: #4a5568;
    --text-light: #718096;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 25px rgba(0,0,0,0.12);
    --shadow-xl: 0 20px 40px rgba(0,0,0,0.15);
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    background-color: var(--bg-white);
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(46, 125, 50, 0.1);
    padding: 1rem 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
}

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

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    color: var(--primary-green);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.logo i {
    margin-right: 12px;
    font-size: 2rem;
    background: linear-gradient(135deg, var(--accent-green), var(--primary-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-menu a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    transition: var(--transition);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, var(--accent-green), var(--primary-green));
    transition: var(--transition);
}

.nav-menu a:hover {
    color: var(--accent-green);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 8px;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--text-dark);
    margin: 3px 0;
    transition: var(--transition);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-white) 100%);
    padding: 140px 0 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(circle at 70% 30%, rgba(76, 175, 80, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 5rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.hero-content h1 span {
    background: linear-gradient(135deg, var(--accent-green), var(--primary-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-content > p {
    font-size: 1.25rem;
    color: var(--accent-green);
    margin-bottom: 1rem;
    font-weight: 600;
}

.hero-description {
    font-size: 1.1rem !important;
    color: var(--text-gray) !important;
    margin-bottom: 2.5rem !important;
    line-height: 1.6;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 16px 32px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-green), var(--primary-green));
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--bg-white);
    color: var(--accent-green);
    border: 2px solid var(--accent-green);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: var(--accent-green);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.phone-mockup {
    width: 320px;
    height: 640px;
    background: linear-gradient(135deg, var(--primary-green), var(--accent-green));
    border-radius: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    box-shadow: var(--shadow-xl);
    position: relative;
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: var(--transition);
}

.phone-mockup:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.phone-mockup::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 6px;
    background: rgba(255,255,255,0.3);
    border-radius: 3px;
}

.phone-mockup::after {
    content: '';
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
}

.phone-screen {
    width: 280px;
    height: 560px;
    background: linear-gradient(135deg, #000000, #1a1a1a);
    border-radius: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.phone-screen::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, var(--accent-green) 0%, transparent 70%);
    opacity: 0.1;
}

.phone-screen i {
    font-size: 4rem;
    color: var(--accent-green);
    z-index: 2;
    position: relative;
}

/* Features Section */
.features {
    padding: 120px 0;
    background: var(--bg-white);
    position: relative;
}

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

.features h2 {
    text-align: center;
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.features .subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 4rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
}

.feature-card {
    background: var(--bg-white);
    padding: 3rem 2rem;
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(76, 175, 80, 0.1);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--accent-green), var(--primary-green));
    transform: scaleX(0);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--accent-green), var(--primary-green));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    position: relative;
}

.feature-icon::after {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, var(--accent-green), var(--primary-green));
    border-radius: 22px;
    z-index: -1;
    opacity: 0;
    transition: var(--transition);
}

.feature-card:hover .feature-icon::after {
    opacity: 0.2;
}

.feature-icon i {
    font-size: 2rem;
    color: white;
}

.feature-card h3 {
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-size: 1.4rem;
    font-weight: 600;
}

.feature-card p {
    color: var(--text-gray);
    line-height: 1.6;
    font-size: 1rem;
}

/* Download Section */
.download {
    padding: 120px 0;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-white) 100%);
    position: relative;
}

.download h2 {
    text-align: center;
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.download > .container > p {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 4rem;
}

.download-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-bottom: 4rem;
}

.download-card {
    background: var(--bg-white);
    padding: 3rem 2rem;
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(76, 175, 80, 0.1);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.download-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.02), rgba(27, 94, 32, 0.02));
    opacity: 0;
    transition: var(--transition);
}

.download-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
}

.download-card:hover::before {
    opacity: 1;
}

.download-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--accent-green), var(--primary-green));
    border-radius: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    position: relative;
    box-shadow: var(--shadow-md);
}

.download-icon i {
    font-size: 3rem;
    color: white;
}

.download-card h3 {
    color: var(--text-dark);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.download-card p {
    color: var(--text-light);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

.btn-download {
    background: linear-gradient(135deg, var(--accent-green), var(--primary-green));
    color: white;
    width: 100%;
    justify-content: center;
    font-size: 1.1rem;
    padding: 18px 32px;
    box-shadow: var(--shadow-md);
}

.btn-download:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.download-info {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--accent-green);
    font-weight: 500;
    font-size: 1rem;
}

.info-item i {
    font-size: 1.2rem;
}

/* Contact Section */
.contact {
    padding: 120px 0;
    background: var(--bg-white);
}

.contact h2 {
    text-align: center;
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--text-dark);
    margin-bottom: 4rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    font-size: 1.1rem;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.contact-item:hover {
    background: rgba(76, 175, 80, 0.05);
}

.contact-item i {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-green), var(--primary-green));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.3rem;
    box-shadow: var(--shadow-sm);
}

.social-links {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

.social-link {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-green), var(--primary-green));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    font-size: 1.5rem;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.social-link:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

/* Footer */
footer {
    background: linear-gradient(135deg, var(--primary-green), var(--accent-green));
    color: white;
    padding: 3rem 0;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.footer-logo i {
    margin-right: 12px;
    font-size: 1.8rem;
}

/* Responsividade Melhorada */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        padding: 2rem 0;
        box-shadow: var(--shadow-lg);
        z-index: 1000;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero {
        padding: 100px 0 50px;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero h1 {
        font-size: 2.2rem;
        line-height: 1.2;
    }
    
    .hero p {
        font-size: 1rem;
        margin: 1rem 0 2rem;
    }
    
    .phone-mockup {
        width: 250px;
        height: 500px;
        transform: none;
        margin: 0 auto;
    }
    
    .phone-screen {
        width: 210px;
        height: 420px;
    }
    
    .download-options {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .download-card {
        padding: 1.5rem;
        margin: 0 auto;
        max-width: 350px;
    }
    
    .download-card h3 {
        font-size: 1.3rem;
    }
    
    .download-card p {
        font-size: 0.9rem;
        margin: 0.5rem 0 1rem;
    }
    
    .btn-whatsapp {
        padding: 14px 24px;
        font-size: 0.95rem;
        max-width: 100%;
    }
    
    .download-info {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
        margin-top: 2rem;
    }
    
    .info-item {
        font-size: 0.9rem;
    }
    
    .features,
    .download,
    .contact {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .nav-container {
        padding: 0 16px;
    }
    
    .hero {
        padding: 80px 0 40px;
    }
    
    .hero h1 {
        font-size: 1.8rem;
        line-height: 1.3;
    }
    
    .hero p {
        font-size: 0.95rem;
    }
    
    .phone-mockup {
        width: 200px;
        height: 400px;
    }
    
    .phone-screen {
        width: 170px;
        height: 340px;
    }
    
    .download-card {
        padding: 1.2rem;
        margin: 0;
    }
    
    .download-card h3 {
        font-size: 1.2rem;
    }
    
    .download-card p {
        font-size: 0.85rem;
    }
    
    .btn-whatsapp {
        padding: 12px 20px;
        font-size: 0.9rem;
        gap: 6px;
    }
    
    .btn-whatsapp i {
        font-size: 1.1em;
    }
    
    .download-options {
        gap: 1rem;
    }
    
    .features,
    .download,
    .contact {
        padding: 50px 0;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .section-subtitle {
        font-size: 0.95rem;
    }
    
    .info-item {
        font-size: 0.85rem;
    }
}

@media (max-width: 360px) {
    .hero h1 {
        font-size: 1.6rem;
    }
    
    .phone-mockup {
        width: 180px;
        height: 360px;
    }
    
    .phone-screen {
        width: 150px;
        height: 300px;
    }
    
    .download-card {
        padding: 1rem;
    }
    
    .btn-whatsapp {
        padding: 10px 16px;
        font-size: 0.85rem;
    }
    
    .container {
        padding: 0 12px;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-content {
    animation: fadeInLeft 0.8s ease-out;
}

.phone-mockup {
    animation: fadeInRight 0.8s ease-out 0.2s both;
}

.feature-card {
    animation: fadeInUp 0.6s ease-out;
}

.download-card {
    animation: fadeInUp 0.6s ease-out;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-light);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--accent-green), var(--primary-green));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--primary-green), var(--accent-green));
}

/* Focus states for accessibility */
.btn:focus,
.nav-menu a:focus,
.social-link:focus {
    outline: 2px solid var(--accent-green);
    outline-offset: 2px;
}

/* Botão WhatsApp Otimizado para Mobile */
.btn-whatsapp {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 25px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.25);
    position: relative;
    overflow: hidden;
    width: 100%;
    max-width: 280px;
    text-align: center;
    font-size: 0.9rem;
}

.btn-whatsapp::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: left 0.5s;
}

.btn-whatsapp:hover::before {
    left: 100%;
}

.btn-whatsapp:hover {
    background: linear-gradient(135deg, #128C7E 0%, #25D366 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.35);
    color: white;
    text-decoration: none;
}

.btn-whatsapp:active {
    transform: translateY(0) scale(0.98);
    transition: all 0.1s;
}

.btn-whatsapp i {
    font-size: 1.2em;
    z-index: 1;
}

.btn-whatsapp .btn-text {
    font-size: 0.9em;
    font-weight: 600;
    z-index: 1;
}

/* Animação simplificada para mobile */
.btn-whatsapp:hover i {
    animation: simpleRotate 0.6s ease-in-out;
}

@keyframes simpleRotate {
    0%, 100% {
        transform: rotate(0deg);
    }
    50% {
        transform: rotate(10deg);
    }
}

/* Responsividade */
@media (max-width: 768px) {
    .btn-whatsapp {
        padding: 14px 24px;
        min-width: 180px;
        font-size: 0.9em;
    }
    
    .btn-whatsapp i {
        font-size: 1.3em;
    }
}