/* ===== CSS Variables ===== */
:root {
    --primary-green: #38A169;
    --primary-orange: #DD6B20;
    --primary-red: #E53E3E;
    --dark: #1a1a2e;
    --dark-light: #16213e;
    --white: #ffffff;
    --gray-100: #f7fafc;
    --gray-200: #edf2f7;
    --gray-300: #e2e8f0;
    --gray-500: #a0aec0;
    --gray-600: #718096;
    --gray-700: #4a5568;
    --gray-800: #2d3748;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--gray-800);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* ===== Typography ===== */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: 1.25rem;
}

.highlight {
    color: var(--primary-green);
}

.section-title {
    text-align: center;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.section-subtitle {
    text-align: center;
    color: var(--gray-600);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-green), #2f855a);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(56, 161, 105, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(56, 161, 105, 0.5);
}

.btn-secondary {
    background: var(--white);
    color: var(--dark);
    border: 2px solid var(--gray-300);
}

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

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo img {
    height: 50px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 500;
    transition: var(--transition);
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--gray-700);
    cursor: pointer;
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #f0fff4 0%, #c6f6d5 50%, #9ae6b4 100%);
    z-index: -1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text h1 {
    margin-bottom: 10px;
    color: var(--dark);
}

.tagline {
    font-size: 1.5rem;
    color: var(--primary-orange);
    font-weight: 600;
    margin-bottom: 20px;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--gray-600);
    margin-bottom: 30px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.hero-image {
    display: flex;
    justify-content: center;
}

.phone-mockup {
    position: relative;
    width: 280px;
    height: 560px;
    background: var(--dark);
    border-radius: 40px;
    padding: 10px;
    box-shadow: var(--shadow-xl);
}

.phone-mockup img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 30px;
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
}

.hero-wave svg {
    display: block;
    width: 100%;
    height: 120px;
}

.hero-wave path {
    fill: var(--white);
}

/* ===== Sobre Section ===== */
.sobre {
    padding: 100px 0;
    background: var(--white);
}

.sobre-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.sobre-image {
    position: relative;
}

.rounded-image {
    width: 100%;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

.sobre-text h2 {
    margin-bottom: 20px;
    color: var(--dark);
}

.sobre-text p {
    color: var(--gray-600);
    margin-bottom: 15px;
}

.stats {
    display: flex;
    gap: 40px;
    margin-top: 30px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-green);
}

.stat-label {
    color: var(--gray-600);
    font-size: 0.9rem;
}

/* ===== Funcionalidades Section ===== */
.funcionalidades {
    padding: 100px 0;
    background: var(--gray-100);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: var(--white);
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.feature-icon {
    width: 70px;
    height: 70px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.feature-icon i {
    font-size: 1.8rem;
    color: var(--white);
}

.feature-card h3 {
    margin-bottom: 10px;
    color: var(--dark);
}

.feature-card p {
    color: var(--gray-600);
    font-size: 0.95rem;
}

/* ===== Screenshots Section ===== */
.screenshots {
    padding: 100px 0;
    background: var(--white);
}

.screenshots-slider {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.screenshot-item {
    width: 250px;
    height: 500px;
    background: var(--dark);
    border-radius: 30px;
    padding: 8px;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.screenshot-item:hover {
    transform: scale(1.05);
}

.screenshot-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 24px;
}

.screenshot-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-green), #2f855a);
    border-radius: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--white);
}

.screenshot-placeholder i {
    font-size: 4rem;
    margin-bottom: 15px;
    opacity: 0.9;
}

.screenshot-placeholder span {
    font-size: 1rem;
    font-weight: 600;
    opacity: 0.9;
}

.screenshots-cta {
    text-align: center;
    margin-top: 40px;
}

/* ===== Download Section ===== */
.download {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
    color: var(--white);
}

.download .section-title,
.download .section-subtitle {
    color: var(--white);
}

.download .section-subtitle {
    opacity: 0.8;
}

.download-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 900px;
    margin: 0 auto;
}

.download-card {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    text-decoration: none;
    color: var(--white);
    transition: var(--transition);
}

.download-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.download-card.web:hover {
    border-color: var(--primary-green);
}

.download-card.android:hover {
    border-color: #a4c639;
}

.download-card.ios:hover {
    border-color: var(--gray-300);
}

.download-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.download-icon i {
    font-size: 2.5rem;
}

.download-card.web .download-icon i {
    color: var(--primary-green);
}

.download-card.android .download-icon i {
    color: #a4c639;
}

.download-card.ios .download-icon i {
    color: var(--white);
}

.download-card h3 {
    margin-bottom: 5px;
}

.download-card p {
    opacity: 0.7;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.9rem;
}

.download-card.web .download-btn {
    background: var(--primary-green);
}

.download-card.android .download-btn {
    background: #a4c639;
    color: var(--dark);
}

.download-card.ios .download-btn {
    background: var(--gray-300);
    color: var(--dark);
}

/* ===== Contato Section ===== */
.contato {
    padding: 100px 0;
    background: var(--white);
}

.contato-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    max-width: 800px;
    margin: 0 auto;
}

.contato-item {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
}

.contato-item i {
    width: 50px;
    height: 50px;
    background: var(--gray-100);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--primary-green);
}

.contato-item h4 {
    color: var(--dark);
    margin-bottom: 5px;
}

.contato-item p {
    color: var(--gray-600);
    font-size: 0.95rem;
}

.social-links {
    text-align: center;
}

.social-links h4 {
    margin-bottom: 20px;
    color: var(--dark);
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.social-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-icon:hover {
    transform: translateY(-3px);
}

.social-icon.instagram {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
}

.social-icon.facebook {
    background: #1877f2;
}

.social-icon.twitter {
    background: #1da1f2;
}

.social-icon.youtube {
    background: #ff0000;
}

/* ===== Footer ===== */
.footer {
    background: var(--gray-100);
    padding-top: 60px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--gray-300);
}

.footer-logo img {
    height: 60px;
    margin-bottom: 15px;
}

.footer-logo p {
    color: var(--gray-600);
}

.footer-links h4,
.footer-partner h4 {
    color: var(--dark);
    margin-bottom: 15px;
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--gray-600);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-green);
}

.partner-logo {
    height: 40px;
}

.footer-bottom {
    padding: 20px 0;
    text-align: center;
}

.footer-stripes {
    display: flex;
    height: 5px;
    margin-bottom: 20px;
}

.stripe {
    flex: 1;
}

.stripe.green {
    background: var(--primary-green);
}

.stripe.orange {
    background: var(--primary-orange);
}

.stripe.red {
    background: var(--primary-red);
}

.footer-bottom p {
    color: var(--gray-600);
    font-size: 0.9rem;
}

/* ===== Responsive ===== */
@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text {
        order: 1;
    }

    .hero-image {
        order: 0;
    }

    .hero-description {
        margin: 0 auto 30px;
    }

    .hero-buttons {
        justify-content: center;
    }

    .sobre-content {
        grid-template-columns: 1fr;
    }

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

    .download-options {
        grid-template-columns: 1fr;
        max-width: 350px;
    }

    .contato-content {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow);
        gap: 15px;
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: block;
    }

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

    .phone-mockup {
        width: 220px;
        height: 440px;
    }

    .screenshot-item {
        width: 200px;
        height: 400px;
    }

    .stats {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
    }

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

    .stat-number {
        font-size: 2rem;
    }

    .stats {
        gap: 20px;
    }
}