/* ===================================================
   CLÍNICA LUMINA - DESIGN SYSTEM
   Premium Medical Clinic Template
   =================================================== */

/* ===== CSS VARIABLES ===== */
:root {
    /* Cores Primárias */
    --primary: #8B9B7F;              /* Verde Sálvia */
    --primary-dark: #6B7B5F;         /* Verde Sálvia Escuro */
    --primary-light: #F0F3ED;        /* Verde Sálvia Light */
    
    /* Cores Secundárias */
    --secondary: #D4AF37;            /* Dourado/Champagne */
    --secondary-light: #F5F1E8;      /* Bege Claro */
    
    /* Neutros */
    --white: #FFFFFF;
    --off-white: #F9F8F6;
    --beige: #F5F3F0;
    --light-gray: #E8E6E3;
    --gray: #9B9B9B;
    --dark-gray: #5C5C5C;
    --text-dark: #1A1A1A;
    --text-muted: #666666;
    
    /* Funcionais */
    --success: #10B981;
    --error: #EF4444;
    --warning: #F59E0B;
    
    /* Sombras Sofisticadas */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
    
    /* Tipografia */
    --font-serif: 'Georgia', 'Cambria', serif;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    --font-mono: 'Monaco', 'Courier New', monospace;
    
    /* Espaçamento */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    
    /* Breakpoints */
    --mobile: 480px;
    --tablet: 768px;
    --desktop: 1024px;
    
    /* Z-index */
    --z-header: 100;
    --z-modal: 200;
    --z-whatsapp: 50;
    
    /* Transições */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease-out;
}

/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-sans);
    color: var(--text-dark);
    background-color: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== TIPOGRAFIA ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: 3rem;
    font-family: var(--font-serif);
    font-weight: 700;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2rem;
    font-family: var(--font-serif);
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

h4 {
    font-size: 1rem;
    font-weight: 600;
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-muted);
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--primary-dark);
}

/* ===== CONTAINER ===== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    border: 2px solid transparent;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    text-decoration: none;
}

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

.btn--primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn--secondary:hover {
    background-color: var(--primary-light);
    border-color: var(--primary-dark);
}

.btn--large {
    padding: 1.125rem 2.5rem;
    font-size: 1rem;
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--light-gray);
    z-index: var(--z-header);
    transition: var(--transition);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
    padding: var(--spacing-md) 0;
}

.header__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    text-decoration: none;
    color: var(--text-dark);
    min-width: fit-content;
}

.logo-icon {
    width: 42px;
    height: 42px;
    color: var(--primary);
}

.header__brand {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.header__name {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0;
    font-family: var(--font-serif);
}

.header__tagline {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 500;
}

.header__nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    flex: 1;
}

.header__link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-dark);
    transition: var(--transition-fast);
    position: relative;
}

.header__link:after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--primary);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

.header__link:hover:after {
    transform: scaleX(1);
    transform-origin: left;
}

.header__cta {
    padding: 0.75rem 1.5rem;
    background-color: var(--primary);
    color: var(--white);
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.header__cta:hover {
    background-color: var(--primary-dark);
}

.header__cta--desktop {
    display: none;
}

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

.header__menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--text-dark);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* ===== RESPONSIVO HEADER ===== */
@media (max-width: 768px) {
    .header__inner {
        padding: var(--spacing-md) 0;
        gap: var(--spacing-md);
    }

    .header__menu-toggle {
        display: flex;
        order: 3;
    }

    .header__nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--white);
        flex-direction: column;
        gap: 0;
        padding: var(--spacing-lg);
        border-bottom: 1px solid var(--light-gray);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }

    .header__nav.active {
        max-height: 400px;
    }

    .header__link, .header__cta {
        padding: var(--spacing-md);
        width: 100%;
    }

    .header__cta--desktop {
        display: block;
    }

    .logo-icon {
        width: 36px;
        height: 36px;
    }

    .header__name {
        font-size: 1rem;
    }
}

/* ===== HERO SECTION ===== */
.hero {
    padding-top: 100px;
    padding-bottom: var(--spacing-4xl);
    background-color: var(--beige);
    overflow: hidden;
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.hero__label {
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--primary);
    text-transform: uppercase;
    margin-bottom: var(--spacing-lg);
}

.hero__title {
    margin-bottom: var(--spacing-lg);
    color: var(--text-dark);
    line-height: 1.2;
}

.hero__description {
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.hero__ctas {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-3xl);
}

.hero__trust {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 0.95rem;
    color: var(--text-dark);
    font-weight: 500;
}

.trust-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background-color: var(--primary);
    color: var(--white);
    border-radius: 50%;
    font-size: 0.875rem;
    font-weight: bold;
}

.hero__image {
    position: relative;
}

.hero__image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

/* ===== RESPONSIVO HERO ===== */
@media (max-width: 768px) {
    .hero {
        padding-top: 80px;
        padding-bottom: var(--spacing-3xl);
    }

    .hero__container {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    h1 {
        font-size: 2rem;
    }

    .hero__description {
        font-size: 1rem;
    }

    .hero__ctas {
        flex-direction: column;
    }
}

/* ===== CREDIBILIDADE ===== */
.credibility {
    background-color: var(--white);
    padding: var(--spacing-3xl) 0;
    border-bottom: 1px solid var(--light-gray);
}

.credibility__inner {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-3xl);
    text-align: center;
}

.credibility__item {
    padding: var(--spacing-lg);
}

.credibility__icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.credibility__item h3 {
    font-size: 1.05rem;
    color: var(--text-dark);
}

/* ===== SECTION TITLE ===== */
.section-title {
    text-align: center;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: var(--spacing-3xl);
    font-size: 1.05rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== ESPECIALIDADES ===== */
.specialties {
    padding: var(--spacing-4xl) 0;
    background-color: var(--white);
}

.specialties__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-2xl);
}

.specialty-card {
    padding: var(--spacing-2xl);
    background-color: var(--off-white);
    border-radius: 8px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--light-gray);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.specialty-card:hover {
    background-color: var(--primary-light);
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.specialty-card__icon {
    font-size: 2.5rem;
    margin: 0;
}

.specialty-card__title {
    font-size: 1.15rem;
    color: var(--text-dark);
    margin: 0;
}

.specialty-card__description {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin: 0;
}

.specialty-card__link {
    align-self: center;
    font-weight: 600;
    color: var(--primary);
    transition: var(--transition-fast);
}

.specialty-card__link:hover {
    color: var(--primary-dark);
}

/* ===== ABOUT SECTION ===== */
.about {
    padding: var(--spacing-4xl) 0;
    background-color: var(--beige);
}

.about__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.about__image {
    order: -1;
}

.about__image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.about__text {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-2xl);
}

.pillars {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.pillar {
    padding-bottom: var(--spacing-xl);
    border-bottom: 2px solid var(--light-gray);
}

.pillar:last-child {
    border-bottom: none;
}

.pillar__title {
    font-size: 1.05rem;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.pillar__description {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin: 0;
}

/* ===== RESPONSIVO ABOUT ===== */
@media (max-width: 768px) {
    .about__container {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    h2 {
        font-size: 1.5rem;
    }
}

/* ===== TEAM SECTION ===== */
.team {
    padding: var(--spacing-4xl) 0;
    background-color: var(--white);
}

.team__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-2xl);
}

.team-card {
    overflow: hidden;
    border-radius: 8px;
    background-color: var(--off-white);
    transition: var(--transition);
    border: 1px solid var(--light-gray);
}

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

.team-card__image {
    overflow: hidden;
    height: 300px;
    background-color: var(--light-gray);
}

.team-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.team-card:hover .team-card__image img {
    transform: scale(1.05);
}

.team-card__content {
    padding: var(--spacing-2xl);
}

.team-card__name {
    font-size: 1.15rem;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.team-card__specialty {
    font-size: 0.95rem;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.team-card__crm {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-md);
}

.team-card__description {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
}

/* ===== JOURNEY ===== */
.journey {
    padding: var(--spacing-4xl) 0;
    background-color: var(--beige);
}

.journey__timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    max-width: 900px;
    margin: 0 auto;
}

.journey__step {
    text-align: center;
    padding: var(--spacing-2xl);
    position: relative;
}

.journey__number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--spacing-md);
}

.journey__title {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.journey__description {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.6;
}

/* ===== FACILITIES ===== */
.facilities {
    padding: var(--spacing-4xl) 0;
    background-color: var(--white);
}

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

.facilities__image {
    border-radius: 12px;
    overflow: hidden;
}

.facilities__image img {
    width: 100%;
    height: auto;
    display: block;
}

.facilities__grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2xl);
}

.facility-item {
    padding: var(--spacing-lg);
    border-left: 4px solid var(--primary);
    transition: var(--transition);
}

.facility-item:hover {
    transform: translateX(8px);
}

.facility-item__title {
    font-size: 1.05rem;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.facility-item__description {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin: 0;
}

/* ===== RESPONSIVO FACILITIES ===== */
@media (max-width: 768px) {
    .facilities__showcase {
        grid-template-columns: 1fr;
    }
}

/* ===== SOCIAL PROOF / TESTIMONIALS ===== */
.social-proof {
    padding: var(--spacing-4xl) 0;
    background-color: var(--beige);
}

.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
}

.testimonial {
    padding: var(--spacing-2xl);
    background-color: var(--white);
    border-radius: 8px;
    border: 1px solid var(--light-gray);
    transition: var(--transition);
}

.testimonial:hover {
    box-shadow: var(--shadow-md);
}

.testimonial__rating {
    display: flex;
    gap: 2px;
    margin-bottom: var(--spacing-md);
}

.star {
    color: var(--secondary);
    font-size: 1.2rem;
}

.testimonial__text {
    font-size: 0.95rem;
    color: var(--text-dark);
    margin-bottom: var(--spacing-lg);
    font-style: italic;
    line-height: 1.6;
}

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

.testimonial__author {
    font-size: 0.95rem;
    color: var(--text-dark);
}

.testimonial__role {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.disclaimer {
    font-size: 0.9rem;
    font-style: italic;
    color: var(--text-muted);
}

/* ===== DIFFERENTIALS ===== */
.differentials {
    padding: var(--spacing-4xl) 0;
    background-color: var(--white);
}

.differentials__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-2xl);
}

.differential {
    text-align: center;
    padding: var(--spacing-2xl);
}

.differential__icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.differential__title {
    font-size: 1.05rem;
    color: var(--text-dark);
    margin-bottom: var(--spacing-sm);
}

.differential__text {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
}

/* ===== FAQ ===== */
.faq {
    padding: var(--spacing-4xl) 0;
    background-color: var(--beige);
}

.faq__items {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.faq__item {
    background-color: var(--white);
    border: 1px solid var(--light-gray);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition);
}

.faq__item:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.faq__question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    cursor: pointer;
    font-weight: 600;
    color: var(--text-dark);
    background-color: transparent;
    transition: var(--transition-fast);
}

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

.faq__item[open] > .faq__question {
    background-color: var(--primary-light);
    border-bottom: 1px solid var(--light-gray);
}

.faq__question:after {
    content: '▼';
    font-size: 0.75rem;
    color: var(--primary);
    transition: var(--transition-fast);
}

.faq__item[open] > .faq__question:after {
    transform: rotate(180deg);
}

.faq__answer {
    padding: var(--spacing-lg);
    color: var(--text-muted);
    background-color: var(--off-white);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ===== CTA FINAL ===== */
.cta-final {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    text-align: center;
}

.cta-final__container {
    max-width: 600px;
}

.cta-final__title {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.cta-final__text {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-2xl);
}

.cta-final__buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.cta-final__buttons .btn {
    width: 100%;
}

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

.cta-final .btn--primary:hover {
    background-color: var(--primary-light);
    color: var(--primary);
}

.cta-final .btn--secondary {
    background-color: transparent;
    color: var(--white);
    border-color: var(--white);
}

.cta-final .btn--secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
}

/* ===== CONTACT ===== */
.contact {
    padding: var(--spacing-4xl) 0;
    background-color: var(--white);
}

.contact__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-4xl);
}

.contact-card {
    text-align: center;
    padding: var(--spacing-2xl);
    background-color: var(--off-white);
    border-radius: 8px;
    border: 1px solid var(--light-gray);
    transition: var(--transition);
}

.contact-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.contact-card__icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.contact-card h3 {
    font-size: 1.05rem;
    margin-bottom: var(--spacing-sm);
}

.contact-card__link {
    font-size: 1rem;
    color: var(--primary);
    font-weight: 600;
}

.contact-card__link:hover {
    color: var(--primary-dark);
}

.contact-card__text {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin: 0;
}

.contact__address {
    text-align: center;
    padding: var(--spacing-2xl);
    background-color: var(--beige);
    border-radius: 8px;
}

.address-info h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
}

.address-info p {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.8;
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--text-dark);
    color: var(--white);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

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

.footer__brand .logo-icon {
    width: 40px;
    height: 40px;
    color: var(--secondary);
}

.footer__brand h3 {
    font-size: 1rem;
    margin: 0;
}

.footer__nav h4, .footer__legal h4 {
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--secondary);
}

.footer__nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__nav a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.footer__nav a:hover {
    color: var(--secondary);
}

.footer__disclaimer {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-md);
}

.footer__copyright {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ===== WHATSAPP BUTTON ===== */
.whatsapp-button {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 56px;
    height: 56px;
    background-color: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: var(--shadow-lg);
    z-index: var(--z-whatsapp);
    transition: var(--transition);
    text-decoration: none;
}

.whatsapp-button:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 40px rgba(37, 211, 102, 0.3);
}

@media (max-width: 768px) {
    .whatsapp-button {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
        bottom: var(--spacing-md);
        right: var(--spacing-md);
    }
}

/* ===== ANIMAÇÕES SUAVES ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.fade-in {
    animation: fadeInUp 0.6s ease-out;
}

.fade-in-scale {
    animation: fadeInScale 0.6s ease-out;
}

/* ===== ACESSIBILIDADE ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ===== FOCO KEYBOARD ===== */
button:focus-visible,
a:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* ===== MOBILE RESPONSIVO ===== */
@media (max-width: 480px) {
    :root {
        --spacing-2xl: 2rem;
        --spacing-3xl: 2.5rem;
        --spacing-4xl: 3rem;
    }

    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.35rem;
    }

    .container {
        padding: 0 var(--spacing-md);
    }

    .section-subtitle {
        font-size: 0.95rem;
    }

    .hero__ctas {
        flex-direction: column;
        gap: var(--spacing-md);
    }

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

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

    .specialties__grid,
    .team__grid,
    .differentials__grid,
    .testimonials__grid {
        grid-template-columns: 1fr;
    }

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

/* ===== PERFORMANCE & CLS ===== */
img {
    display: block;
}

section {
    overflow: hidden;
}

/* ===== UTILITY CLASSES ===== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}