/* ===================================
   Reset & Variables
   =================================== */

:root {
    /* Cores Principais - Tema Azul */
    --primary-color: #0066FF;
    --primary-dark: #0052CC;
    --primary-light: #3385FF;
    --secondary-color: #00D4FF;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, #0066FF 0%, #00D4FF 100%);
    --gradient-dark: linear-gradient(135deg, #0052CC 0%, #0066FF 100%);
    
    /* Cores Neutras */
    --dark-color: #0A1929;
    --text-color: #1E293B;
    --text-light: #64748B;
    --bg-light: #F8FAFC;
    --white: #FFFFFF;
    --border-color: #E2E8F0;
    
    /* Cores de Status */
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --error-color: #EF4444;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-primary: 0 10px 30px rgba(0, 102, 255, 0.3);
    
    /* Tipografia */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Transições */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Container */
    --container-max-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

ul {
    list-style: none;
}

/* ===================================
   Utilities
   =================================== */

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

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

.section__header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section__tag {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.1) 0%, rgba(0, 212, 255, 0.1) 100%);
    color: var(--primary-color);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    border: 1px solid rgba(0, 102, 255, 0.2);
}

.section__title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--dark-color);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.section__description {
    font-size: var(--font-size-lg);
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ===================================
   Buttons
   =================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
    white-space: nowrap;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 35px rgba(0, 102, 255, 0.4);
}

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

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

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

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

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

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

.btn-large {
    padding: var(--spacing-md) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

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

/* ===================================
   Header & Navigation
   =================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition-base);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-image {
    height: 45px;
    width: auto;
    object-fit: contain;
    cursor: pointer;
    transition: var(--transition-base);
}

.logo-image:hover {
    opacity: 0.8;
}

.logo-placeholder {
    width: 40px;
    height: 40px;
    background: var(--white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 2px;
}

.logo-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

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

.nav__list {
    display: flex;
    align-items: center;
    gap: var(--spacing-2xl);
}

.nav__link {
    font-weight: 500;
    color: var(--text-color);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-base);
}

.nav__link:hover::after,
.nav__link.active-link::after {
    width: 100%;
}

.nav__buttons {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav__buttons-mobile {
    display: none;
}

.nav__toggle,
.nav__close {
    display: none;
    font-size: var(--font-size-2xl);
    cursor: pointer;
    color: var(--dark-color);
}

/* ===================================
   Hero Section
   =================================== */

.hero {
    position: relative;
    background: linear-gradient(135deg, #F0F7FF 0%, #E0F2FE 100%);
    padding: 140px 0 100px;
    overflow: hidden;
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(255, 255, 255, 0.9);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    animation: fadeInUp 0.6s ease;
}

.hero__title {
    font-size: var(--font-size-5xl);
    font-weight: 900;
    color: var(--dark-color);
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.6s ease 0.1s both;
}

.hero__description {
    font-size: var(--font-size-lg);
    color: var(--text-light);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.7;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.hero__buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-3xl);
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease 0.3s both;
}

.hero__stats {
    display: flex;
    gap: var(--spacing-3xl);
    animation: fadeInUp 0.6s ease 0.4s both;
}

.stat h3 {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.stat p {
    font-size: var(--font-size-sm);
    color: var(--text-light);
}

.hero__image {
    position: relative;
    height: 500px;
    animation: fadeInRight 0.8s ease 0.5s both;
}

.hero__mockup {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 280px;
    height: 500px;
    background: var(--gradient-primary);
    border-radius: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xl);
    font-size: 120px;
    color: rgba(255, 255, 255, 0.3);
}

.hero__card {
    position: absolute;
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    animation: float 3s ease-in-out infinite;
}

.hero__card i {
    font-size: var(--font-size-2xl);
    color: var(--primary-color);
}

.hero__card h4 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--dark-color);
}

.card-label {
    font-size: var(--font-size-xs);
    color: var(--text-light);
    margin-bottom: 2px;
}

.card-text {
    font-size: var(--font-size-sm);
    color: var(--text-color);
}

.card-1 {
    top: 10%;
    left: -5%;
    animation-delay: 0s;
}

.card-2 {
    top: 45%;
    right: -5%;
    animation-delay: 0.5s;
}

.card-3 {
    bottom: 10%;
    left: 0%;
    animation-delay: 1s;
}

.hero__wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
}

.hero__wave svg {
    display: block;
    width: 100%;
    height: auto;
}

/* ===================================
   Recursos Section
   =================================== */

.recursos {
    padding: var(--spacing-3xl) 0;
    background: var(--white);
}

.recursos__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.recurso__card {
    padding: var(--spacing-2xl);
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.recurso__card:hover {
    border-color: var(--primary-color);
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.recurso__icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.1) 0%, rgba(0, 212, 255, 0.1) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
}

.recurso__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: var(--spacing-sm);
}

.recurso__description {
    color: var(--text-light);
    line-height: 1.7;
}

/* ===================================
   Diferenciais Section
   =================================== */

.diferenciais {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-light);
}

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

.diferencial__card {
    padding: var(--spacing-2xl);
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.diferencial__card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.diferencial__card.featured {
    background: linear-gradient(135deg, #0066FF 0%, #0052CC 100%);
    color: var(--white);
    grid-column: span 1;
}

.diferencial__icon {
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-lg);
}

.diferencial__card.featured .diferencial__icon {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

.diferencial__card:not(.featured) .diferencial__icon {
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.1) 0%, rgba(0, 212, 255, 0.1) 100%);
    color: var(--primary-color);
}

.diferencial__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.diferencial__card.featured .diferencial__title {
    color: var(--white);
}

.diferencial__card:not(.featured) .diferencial__title {
    color: var(--dark-color);
}

.diferencial__description {
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.diferencial__card.featured .diferencial__description {
    color: rgba(255, 255, 255, 0.9);
}

.diferencial__card:not(.featured) .diferencial__description {
    color: var(--text-light);
}

.diferencial__features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.diferencial__features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

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

.diferencial__card.featured .diferencial__features i {
    color: var(--secondary-color);
}

/* ===================================
   Planos Section
   =================================== */

.planos {
    padding: var(--spacing-3xl) 0;
    background: var(--white);
}

.planos__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
    max-width: 1100px;
    margin: 0 auto;
}

.plano__card {
    position: relative;
    padding: var(--spacing-2xl);
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.plano__card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.plano__card.popular {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-primary);
}

.plano__badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--spacing-xs) var(--spacing-lg);
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 700;
    box-shadow: var(--shadow-md);
}

.plano__header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 2px solid var(--border-color);
}

.plano__name {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: var(--spacing-md);
}

.plano__price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin-bottom: var(--spacing-sm);
}

.plano__price .currency {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-light);
}

.plano__price .value {
    font-size: var(--font-size-5xl);
    font-weight: 900;
    color: var(--primary-color);
}

.plano__price .period {
    font-size: var(--font-size-base);
    color: var(--text-light);
}

.plano__description {
    color: var(--text-light);
}

.plano__features {
    margin-bottom: var(--spacing-2xl);
}

.plano__features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-sm);
}

.plano__features li i {
    font-size: var(--font-size-base);
}

.plano__features li.disabled {
    opacity: 0.4;
}

.plano__features .fa-check {
    color: var(--success-color);
}

.plano__features .fa-xmark {
    color: var(--error-color);
}

/* ===================================
   CTA Section
   =================================== */

.cta {
    padding: var(--spacing-3xl) 0;
    background: var(--gradient-primary);
    color: var(--white);
    text-align: center;
}

.cta__title {
    font-size: var(--font-size-4xl);
    font-weight: 900;
    margin-bottom: var(--spacing-md);
}

.cta__description {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-2xl);
    opacity: 0.95;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta__buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-3xl);
    flex-wrap: wrap;
}

.cta__apps {
    margin-top: var(--spacing-2xl);
}

.cta__apps > p {
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.app__badges {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.app__badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    color: var(--white);
    transition: var(--transition-base);
}

.app__badge:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.app__badge i {
    font-size: var(--font-size-2xl);
}

.app__badge span {
    display: block;
    font-size: var(--font-size-xs);
    text-align: left;
}

.app__badge strong {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 700;
}

/* ===================================
   Footer
   =================================== */

.footer {
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
    background: var(--dark-color);
    color: var(--white);
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr repeat(4, 1fr);
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer__logo {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.footer__logo .logo-image {
    height: 50px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer__description {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.footer__social {
    display: flex;
    gap: var(--spacing-md);
}

.social__link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    transition: var(--transition-base);
}

.social__link:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer__links h4 {
    font-size: var(--font-size-base);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.footer__links ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-sm);
    transition: var(--transition-base);
}

.footer__links a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer__bottom {
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: var(--font-size-sm);
}

.footer__bottom p:first-child {
    margin-bottom: var(--spacing-xs);
}

.footer__bottom i {
    color: var(--error-color);
    animation: heartbeat 1.5s ease infinite;
}

/* ===================================
   Scroll to Top
   =================================== */

.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: var(--radius-full);
    font-size: var(--font-size-lg);
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: 999;
}

.scroll-top.show {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* ===================================
   Animations
   =================================== */

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

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes heartbeat {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.2);
    }
}

/* ===================================
   Responsive Design
   =================================== */

@media screen and (max-width: 1024px) {
    :root {
        --font-size-5xl: 2.5rem;
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.75rem;
    }
    
    .hero__container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero__buttons {
        justify-content: center;
    }
    
    .hero__stats {
        justify-content: center;
    }
    
    .hero__image {
        height: 400px;
    }
    
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer__about {
        grid-column: span 2;
    }
}

@media screen and (max-width: 768px) {
    :root {
        --font-size-5xl: 2rem;
        --font-size-4xl: 1.75rem;
        --spacing-3xl: 3rem;
    }
    
    /* Mobile Menu */
    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--white);
        box-shadow: var(--shadow-xl);
        padding: var(--spacing-3xl) var(--spacing-xl);
        transition: var(--transition-base);
    }
    
    .nav__menu.show-menu {
        right: 0;
    }
    
    .nav__list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xl);
        margin-bottom: var(--spacing-2xl);
    }
    
    .nav__buttons {
        display: none;
    }
    
    .nav__buttons-mobile {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-md);
        margin-top: var(--spacing-2xl);
        padding-top: var(--spacing-xl);
        border-top: 1px solid var(--border-color);
    }
    
    .nav__toggle,
    .nav__close {
        display: block;
    }
    
    .nav__close {
        position: absolute;
        top: var(--spacing-xl);
        right: var(--spacing-xl);
    }
    
    /* Hero */
    .hero {
        padding: 120px 0 80px;
    }
    
    .hero__title {
        font-size: var(--font-size-4xl);
    }
    
    .hero__buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .hero__stats {
        flex-direction: column;
        gap: var(--spacing-lg);
    }
    
    .hero__image {
        height: 300px;
    }
    
    .hero__mockup {
        width: 200px;
        height: 360px;
        font-size: 80px;
    }
    
    .hero__card {
        padding: var(--spacing-md);
    }
    
    /* Sections */
    .section__title {
        font-size: var(--font-size-3xl);
    }
    
    .recursos__grid,
    .diferenciais__grid {
        grid-template-columns: 1fr;
    }
    
    .diferencial__card.featured {
        grid-column: span 1;
    }
    
    .planos__grid {
        grid-template-columns: 1fr;
    }
    
    .cta__buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .app__badges {
        flex-direction: column;
    }
    
    .footer__grid {
        grid-template-columns: 1fr;
    }
    
    .footer__about {
        grid-column: span 1;
    }
}

@media screen and (max-width: 480px) {
    :root {
        --spacing-xl: 1.5rem;
        --spacing-2xl: 2rem;
        --spacing-3xl: 2.5rem;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .nav__logo {
        font-size: var(--font-size-lg);
    }
    
    .logo-image {
        height: 35px;
    }
    
    .logo-placeholder {
        width: 35px;
        height: 35px;
    }
    
    .hero__card {
        font-size: var(--font-size-sm);
    }
    
    .card-1,
    .card-2,
    .card-3 {
        position: static;
        margin-bottom: var(--spacing-md);
    }
}