:root {
    --color-primary: #00CC55;
    --color-primary-dark: #00b84a;
    --color-bg: #F8F9FA;
    --color-bg-alt: #FFFFFF;
    --color-text: #111111;
    --color-text-secondary: #4B5563;
    --color-dark: #0A0F0A;
    --color-white: #FFFFFF;
    --color-gray: #6B7280;
    --color-border: #E5E7EB;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
    --radius: 16px;
    --radius-sm: 8px;
    --radius-lg: 24px;
    --transition: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.hidden {
    display: none !important;
}

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

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-img {
    height: 45px;
    width: auto;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-weight: 500;
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    transition: color var(--transition);
}

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

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 7rem 1.5rem 4rem;
    max-width: 1200px;
    margin: 0 auto;
    gap: 4rem;
}

.hero-content {
    flex: 1;
    max-width: 560px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(0, 204, 85, 0.1);
    color: var(--color-primary);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.25rem;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 1rem;
    transition: all var(--transition);
    cursor: pointer;
    border: none;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.0625rem;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 204, 85, 0.35);
}

.btn-ghost {
    background: transparent;
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
}

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

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

.hero-social-proof {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
}

.proof-item {
    display: flex;
    flex-direction: column;
}

.proof-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
}

.proof-label {
    font-size: 0.8125rem;
    color: var(--color-gray);
}

.proof-divider {
    width: 1px;
    height: 40px;
    background: var(--color-border);
}

.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    position: relative;
    width: 280px;
    height: 570px;
    background: var(--color-dark);
    border-radius: 44px;
    padding: 12px;
    box-shadow: var(--shadow-xl), 0 0 0 1px rgba(0,0,0,0.05);
}

.phone-mockup::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 28px;
    background: var(--color-dark);
    border-radius: 20px;
    z-index: 10;
}

.phone-screenshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 34px;
}

.section {
    padding: 5rem 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
}

.section-title-sm {
    font-size: 1.25rem;
    font-weight: 600;
    text-align: center;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
}

.problem-section {
    background: var(--color-bg);
    max-width: 100%;
}

.problem-content {
    max-width: 1000px;
    margin: 0 auto;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.problem-card {
    background: var(--color-white);
    padding: 1.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    font-style: italic;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.problem-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.how-it-works {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    max-width: 100%;
    padding: 5rem 1.5rem;
}

.how-it-works .section-title {
    margin-bottom: 3rem;
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    max-width: 1100px;
    margin: 0 auto;
}

.step-card {
    background: var(--color-bg);
    padding: 1.5rem;
    border-radius: var(--radius);
    text-align: center;
    position: relative;
    border: 1px solid var(--color-border);
}

.step-number {
    position: absolute;
    top: -0.75rem;
    left: 1.5rem;
    width: 2rem;
    height: 2rem;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
    box-shadow: 0 4px 12px rgba(0, 204, 85, 0.3);
}

.step-image {
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-bottom: 1.25rem;
    aspect-ratio: 16/10;
}

.step-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.step-card h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.step-card p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.funcionalidades {
    padding-top: 2rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.25rem;
}

.feature-card-large {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background: var(--color-white);
    padding: 1.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    transition: all var(--transition);
}

.feature-card-large:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.feature-content h3 {
    font-size: 1.0625rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.feature-content p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

.download {
    text-align: center;
    background: linear-gradient(135deg, var(--color-dark) 0%, #1a2a1a 100%);
    color: var(--color-white);
    border-radius: var(--radius-lg);
    max-width: 100%;
    margin: 2rem auto;
}

.download-content {
    padding: 4rem 2rem;
}

.download-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.download-subtitle {
    font-size: 1.125rem;
    color: rgba(255,255,255,0.7);
    margin-bottom: 2rem;
}

.google-play-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--color-white);
    padding: 10px 20px;
    border-radius: var(--radius);
    transition: all var(--transition);
}

.google-play-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}

.google-play-btn-lg {
    padding: 14px 28px;
}

.google-play-icon {
    width: 32px;
    height: 32px;
}

.google-play-text {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.google-play-label {
    font-size: 0.6875rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.google-play-store {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--color-text);
}

.ios-note {
    margin-top: 1.25rem;
    color: rgba(255,255,255,0.5);
    font-size: 0.875rem;
}

.contacto {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    max-width: 100%;
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
}

.contact-subtitle {
    text-align: center;
    color: var(--color-text-secondary);
    margin-bottom: 2.5rem;
    font-size: 1.0625rem;
}

.contact-form {
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    font-size: 0.9375rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 1rem;
    transition: all var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 204, 85, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form .btn {
    width: 100%;
}

.form-success {
    padding: 1rem;
    background: rgba(0, 204, 85, 0.1);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-sm);
    text-align: center;
    color: var(--color-primary);
    font-weight: 500;
}

.contact-alternative {
    text-align: center;
    color: var(--color-gray);
    font-size: 0.9375rem;
}

.contact-alternative a {
    color: var(--color-primary);
    font-weight: 500;
}

.footer {
    background: var(--color-dark);
    color: var(--color-white);
    padding: 3rem 1.5rem;
    margin-top: 2rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.footer-logo {
    height: auto;
    width: 40px;
}

.footer-copyright {
    font-size: 0.875rem;
    opacity: 0.6;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    font-size: 0.9375rem;
    opacity: 0.8;
    transition: opacity var(--transition);
}

.footer-links a:hover {
    opacity: 1;
}

@media (max-width: 900px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 6rem;
        gap: 3rem;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-badge {
        margin-left: auto;
        margin-right: auto;
    }

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

    .hero-social-proof {
        justify-content: center;
    }

    .hero-visual {
        order: -1;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-white);
        flex-direction: column;
        padding: 1rem;
        gap: 1rem;
        box-shadow: var(--shadow-md);
    }

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

    .phone-mockup {
        width: 240px;
        height: 490px;
    }

    .hero-social-proof {
        flex-wrap: wrap;
        gap: 1rem;
    }

    .proof-divider {
        display: none;
    }

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

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-brand {
        align-items: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-cta {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .phone-mockup {
        width: 200px;
        height: 410px;
    }

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