/* ===== CSS Variables ===== */
:root {
    /* Cores vibrantes - Paleta moderna */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #ec4899;
    --secondary-dark: #db2777;
    --accent-color: #f59e0b;
    --accent-light: #fbbf24;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #ec4899 100%);
    --gradient-secondary: linear-gradient(135deg, #f59e0b 0%, #ec4899 100%);
    --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    --gradient-card: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(236, 72, 153, 0.1) 100%);
    
    /* Cores neutras */
    --text-dark: #1e293b;
    --text-light: #64748b;
    --text-muted: #94a3b8;
    --bg-white: #ffffff;
    --bg-light: #f8fafc;
    --bg-gray: #f1f5f9;
    --border-color: #e2e8f0;
    
    /* Tipografia */
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 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);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);
    
    /* Transições */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    --radius-full: 9999px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-secondary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

img[loading="lazy"] {
    content-visibility: auto;
}

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

ul {
    list-style: none;
}

/* ===== Utility Classes ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-2xl) 0;
}

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

.section__title {
    font-family: var(--font-primary);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
}

.section__subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

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

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 1.75rem;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    text-align: center;
    white-space: nowrap;
    will-change: transform;
}

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

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

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

.btn--outline:hover {
    background: var(--primary-color);
    color: var(--bg-white);
    transform: translateY(-2px);
}

.btn--large {
    padding: 1.125rem 2.25rem;
    font-size: 1.125rem;
}

.btn--block {
    width: 100%;
}

.btn__icon {
    transition: transform var(--transition-normal);
}

.btn:hover .btn__icon {
    transform: translateX(4px);
}

/* ===== Header ===== */
.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: box-shadow var(--transition-normal);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 74px;
  }

.nav__logo {
    display: flex;
    align-items: center;
    gap: 0;
}

.nav__logo-img {
    height: 65px;
    width: auto;
    object-fit: contain;
  }

.nav__logo-text {
    display: none;
}

.nav__menu {
    display: flex;
    align-items: center;
}

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

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

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-normal);
}

.nav__link:hover,
.nav__link.active {
    color: var(--primary-color);
}

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

.nav__link--cta {
    background: var(--bg-white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.nav__link--cta::after {
    display: none;
}

.nav__link--cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--primary-color);
    background: var(--bg-white);
}

.nav__toggle,
.nav__close {
    display: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--text-dark);
}

/* Mobile toggle icon */
.nav__toggle {
    width: 44px;
    height: 44px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    display: none;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px;
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.nav__toggle:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.nav__toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.nav__toggle.open span:nth-child(1) {
    transform: translateY(4px) rotate(45deg);
}

.nav__toggle.open span:nth-child(2) {
    opacity: 0;
}

.nav__toggle.open span:nth-child(3) {
    transform: translateY(-4px) rotate(-45deg);
}

/* ===== Hero Section ===== */
.hero {
    padding-top: calc(70px + var(--spacing-2xl));
    background: linear-gradient(180deg, var(--bg-light) 0%, var(--bg-white) 100%);
    overflow: hidden;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: var(--gradient-hero);
    border-radius: 50%;
    opacity: 0.1;
    filter: blur(100px);
    z-index: 0;
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero__content {
    animation: fadeInUp 0.8s ease;
}

.hero__subtitle {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-sm);
}

.hero__title {
    font-family: var(--font-primary);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.hero__description {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.hero__stats {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.hero__stat {
    display: flex;
    flex-direction: column;
}

.hero__stat-number {
    font-family: var(--font-primary);
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.hero__stat-label {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-top: var(--spacing-xs);
}

.hero__image {
    position: relative;
    height: 420px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero__img {
    width: 100%;
    max-width: 393px;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    position: relative;
    z-index: 2;
    object-fit: cover;
  }

.hero__gradient-circle {
    position: absolute;
    width: 400px;
    height: 400px;
    background: var(--gradient-hero);
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.4;
    animation: pulse 3s ease-in-out infinite;
    z-index: 1;
}

/* ===== Especialidades Section ===== */
.especialidades {
    background: var(--bg-white);
    position: relative;
}

.especialidades::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: var(--gradient-primary);
    box-shadow: 0 0 20px rgba(255, 0, 255, 0.3);
}

.especialidades__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    contain: layout style paint;
}

.especialidade-card {
    background: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 2px solid var(--border-color);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
    cursor: pointer;
    will-change: transform;
}

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

/* Scroll reveal animation */
.scroll-reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.especialidade-card__image {
    width: 100%;
    height: 200px;
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
    background: var(--gradient-card);
}

.especialidade-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
    will-change: transform;
}

.especialidade-card:hover .especialidade-card__img {
    transform: scale(1.1);
}

.especialidade-card__title {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

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

/* ===== Sobre Section ===== */
.sobre {
    background: var(--bg-light);
}

.sobre__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.sobre__name {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.sobre__description {
    font-size: 1.125rem;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.sobre__stats {
    display: flex;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
}

.sobre__stat {
    display: flex;
    flex-direction: column;
}

.sobre__stat-number {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sobre__stat-label {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-top: var(--spacing-xs);
}

.sobre__image {
    position: relative;
    height: 400px;
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.sobre__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    position: relative;
    z-index: 2;
}

.sobre__gradient-box {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 300px;
    height: 300px;
    background: var(--gradient-hero);
    border-radius: 50%;
    filter: blur(40px);
    opacity: 0.3;
    z-index: 1;
}

/* ===== Diferenciais Section ===== */
.diferenciais {
    background: var(--bg-white);
}

.diferenciais__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    contain: layout style paint;
}

.diferencial-card {
    background: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 2px solid var(--border-color);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    position: relative;
    overflow: hidden;
    will-change: transform;
}

.diferencial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

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

.diferencial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.diferencial-card__number {
    font-family: var(--font-primary);
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--spacing-md);
    opacity: 0.3;
}

.diferencial-card__title {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

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

/* ===== Planos Section ===== */
.planos {
    background: var(--bg-light);
}

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

.plano-card {
    background: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 2px solid var(--border-color);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
    position: relative;
    display: flex;
    flex-direction: column;
    will-change: transform;
}

.plano-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.plano-card--featured {
    border-color: var(--primary-color);
    border-width: 3px;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    transform: none;
}

.plano-card--featured:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.plano-card__badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: var(--bg-white);
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.plano-card__header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--border-color);
}

.plano-card__title {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.plano-card__price {
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
    margin-bottom: var(--spacing-sm);
}

.plano-card__currency {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-light);
}

.plano-card__amount {
    font-family: var(--font-primary);
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.plano-card__period {
    font-size: 1rem;
    color: var(--text-light);
}

.plano-card__savings {
    font-size: 0.875rem;
    color: var(--secondary-color);
    font-weight: 600;
}

.plano-card__features {
    flex: 1;
    margin-bottom: var(--spacing-lg);
}

.plano-card__feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    color: var(--text-light);
}

.plano-card__check {
    color: var(--primary-color);
    flex-shrink: 0;
}

/* ===== Depoimentos Section ===== */
.depoimentos {
    background: var(--bg-white);
}

.depoimentos__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    contain: layout style paint;
}

.depoimento-card {
    background: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 2px solid var(--border-color);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
    position: relative;
    will-change: transform;
}

.depoimento-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.depoimento-card__quote {
    font-size: 4rem;
    font-family: var(--font-primary);
    color: var(--primary-color);
    opacity: 0.2;
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.depoimento-card__text {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
    font-style: italic;
}

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

.depoimento-card__avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: var(--bg-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 1.25rem;
}

.depoimento-card__name {
    font-weight: 600;
    color: var(--text-dark);
}

/* ===== FAQ Section ===== */
.faq {
    background: var(--bg-light);
}

.faq__container {
    max-width: 800px;
    margin: 0 auto;
}

.faq__item {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    border: 2px solid var(--border-color);
    overflow: hidden;
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal), background var(--transition-normal);
}

.faq__item.active {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.faq__question {
    padding: var(--spacing-lg);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    font-family: inherit;
}

.faq__title {
    font-family: var(--font-primary);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-dark);
    text-align: left;
}

.faq__icon {
    color: var(--primary-color);
    transition: transform var(--transition-normal);
    flex-shrink: 0;
}

.faq__item.active .faq__icon {
    transform: rotate(180deg);
}

.faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding var(--transition-normal);
    padding: 0 var(--spacing-lg);
}

.faq__item.active .faq__answer {
    max-height: 500px;
    padding: 0 var(--spacing-lg) var(--spacing-lg);
}

.faq__answer p {
    color: var(--text-light);
    line-height: 1.8;
}

/* ===== CTA Section ===== */
.cta {
    background: var(--gradient-hero);
    color: var(--bg-white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    filter: blur(80px);
}

.cta__content {
    position: relative;
    z-index: 1;
    max-width: 700px;
    margin: 0 auto;
}

.cta__title {
    font-family: var(--font-primary);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.cta__description {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
    line-height: 1.8;
}

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

.cta .btn--primary:hover {
    background: var(--bg-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

/* ===== Footer ===== */
.footer {
    background: var(--text-dark);
    color: var(--bg-white);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer__content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer__title {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer__subtitle {
    font-family: var(--font-primary);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.footer__description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

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

.footer__link {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

.footer__link:hover {
    color: var(--primary-light);
}

.footer__bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer__copyright,
.footer__credit {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.6;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}


/* ===== Responsive Design ===== */
@media screen and (max-width: 1024px) {
    .hero__container,
    .sobre__content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .hero__image,
    .sobre__image {
        order: -1;
        height: 300px;
    }
    
    .plano-card--featured {
        transform: scale(1);
    }
    
    .plano-card--featured:hover {
        transform: translateY(-8px);
    }
}

@media screen and (max-width: 768px) {
    .nav__logo-img {
        height: 40px;
    }
    
    .nav__menu {
        position: fixed;
        top: 70px;
        right: -100%;
        width: calc(100% - 2rem);
        max-width: 360px;
        height: calc(100vh - 70px);
        background: var(--bg-white);
        box-shadow: var(--shadow-xl);
        border: 1px solid var(--border-color);
        border-radius: 16px;
        transition: right var(--transition-normal);
        padding: var(--spacing-lg) var(--spacing-xl) var(--spacing-xl);
        overflow-y: auto;
        margin-left: auto;
        margin-right: 1rem;
        display: flex;
        flex-direction: column;
    }
    
    .nav__menu.show {
        right: 0;
    }
    
    .nav__list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
        width: 100%;
        margin-top: var(--spacing-lg);
    }
    
    .nav__link {
        font-size: 1.125rem;
        display: inline-flex;
        align-items: center;
        gap: var(--spacing-xs);
        padding: 4px 0;
        font-weight: 600;
    }
    
    .nav__toggle {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 6px;
    }

    .nav__close {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 36px;
        height: 36px;
        border: 1px solid var(--border-color);
        border-radius: 10px;
        background: var(--bg-white);
        color: var(--text-dark);
        font-size: 1.5rem;
        position: absolute;
        top: var(--spacing-md);
        right: var(--spacing-md);
        box-shadow: var(--shadow-sm);
        transition: box-shadow var(--transition-normal), transform var(--transition-normal), border-color var(--transition-normal);
    }

    .nav__close:hover {
        box-shadow: var(--shadow-md);
        transform: translateY(-1px);
        border-color: var(--primary-color);
    }

    .nav__link--cta {
        display: inline-flex;
        justify-content: center;
        width: 100%;
        margin-top: var(--spacing-lg);
        border: none;
        background: var(--gradient-primary);
        color: var(--bg-white);
        box-shadow: var(--shadow-md);
        font-weight: 700;
        padding: 0.9rem 1.5rem;
        border-radius: 999px;
        font-size: 1rem;
    }
    
    .hero__img {
        max-width: 320px;
        width: 100%;
        height: auto;
        margin: 0 auto;
    }
    
    .especialidade-card__image {
        height: 180px;
    }
    
    .section__title {
        font-size: 2rem;
    }
    
    .hero__title {
        font-size: 2.5rem;
    }
    
    .hero__stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .especialidades__grid,
    .diferenciais__grid,
    .planos__grid,
    .depoimentos__grid {
        grid-template-columns: 1fr;
    }
    
    .cta__title {
        font-size: 2rem;
    }
    
    .footer__bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media screen and (max-width: 480px) {

    .nav__link::after {
        width: 140px;
      }

    .nav {
        height: 90px;
      }

      .nav__logo {
        margin: 0 auto;
      }

      .nav__logo-img {
        height: 77px;
      }

    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .section {
        padding: var(--spacing-xl) 0;
    }
    
    .section__title {
        font-size: 1.75rem;
    }
    
    .hero__title {
        font-size: 2rem;
    }
    
    .hero__stat-number {
        font-size: 2rem;
    }
    
    .hero__image {
        height: 454px;
    }
    
    .especialidade-card__image {
        height: 150px;
    }
    
    .sobre__image {
        height: 300px;
    }
    
    .btn--large {
        padding: 1rem 1.5rem;
        font-size: 1rem;
    }
    
    .plano-card__amount {
        font-size: 2.5rem;
    }
}