/* ============================================
   GRUPO RUSSO - CONSTRUÇÃO CIVIL
   Stylesheet Principal
   ============================================ */

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

:root {
    /* Cores da Marca - Grupo Russo */
    --color-primary: #D60000;        /* Vermelho Primário */
    --color-primary-dark: #B00000;    /* Vermelho Escuro */
    --color-primary-light: #FF1A1A;  /* Vermelho Claro */
    --color-black: #000000;           /* Preto */
    --color-white: #FFFFFF;           /* Branco */
    --color-gray-light: #CCCCCC;      /* Cinza Claro */
    --color-gray-medium: #8C8C8C;     /* Cinza Médio */
    --color-gray-border: #DEDEDE;     /* Cinza Borda */
    --color-gray-bg: #F5F5F5;        /* Cinza Fundo */
    
    /* Tipografia */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 10px;
    --radius-md: 15px;
    --radius-lg: 20px;
    --radius-full: 50px;
    
    /* Sombras */
    --shadow-sm: 0px 0.602187px 1.56569px -1px rgba(0, 0, 0, 0.15),
                 0px 2.28853px 5.95019px -2px rgba(0, 0, 0, 0.14),
                 0px 10px 26px -3px rgba(0, 0, 0, 0.1);
    --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);
    
    /* Transições */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
}

/* Base */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-weight: var(--font-weight-regular);
    color: var(--color-black);
    background-color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

@media (min-width: 810px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
}

@media (min-width: 1200px) {
    .container {
        padding: 0 var(--spacing-xl);
    }
}

/* ============================================
   HEADER / NAVEGAÇÃO
   ============================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: box-shadow var(--transition-base);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    min-height: 70px;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    z-index: 1001;
}

.logo-emblem {
    height: 50px;
    width: auto;
    object-fit: contain;
    flex-shrink: 0;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-name {
    font-size: 1.1rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-black);
    margin: 0;
}

@media (min-width: 810px) {
    .logo-name {
        font-size: 1.25rem;
    }
}

.logo-subtitle {
    font-size: 0.75rem;
    font-weight: var(--font-weight-regular);
    color: var(--color-gray-medium);
    margin: 0;
}

@media (min-width: 810px) {
    .logo-subtitle {
        font-size: 0.85rem;
    }
}

/* Navegação Desktop */
.nav-desktop {
    display: none;
}

@media (min-width: 810px) {
    .nav-desktop {
        display: block;
    }
    
    .nav-list {
        display: flex;
        list-style: none;
        gap: var(--spacing-lg);
        align-items: center;
    }
    
    .nav-link {
        color: var(--color-black);
        text-decoration: none;
        font-weight: var(--font-weight-medium);
        font-size: 0.95rem;
        transition: color var(--transition-fast);
        position: relative;
    }
    
    .nav-link::after {
        content: '';
        position: absolute;
        bottom: -4px;
        left: 0;
        width: 0;
        height: 2px;
        background-color: var(--color-primary);
        transition: width var(--transition-base);
    }
    
    .nav-link:hover {
        color: var(--color-primary);
    }
    
    .nav-link:hover::after {
        width: 100%;
    }
}

/* Menu Toggle Mobile */
.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: rgba(0, 0, 0, 0.05);
    border: none;
    border-radius: var(--radius-sm);
    padding: 8px;
    cursor: pointer;
    z-index: 1001;
    transition: background-color var(--transition-fast);
}

@media (min-width: 810px) {
    .menu-toggle {
        display: none;
    }
}

.menu-toggle:hover {
    background: rgba(0, 0, 0, 0.1);
}

.menu-line {
    width: 24px;
    height: 2px;
    background-color: var(--color-black);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.menu-toggle[aria-expanded="true"] .menu-line:first-child {
    transform: rotate(45deg) translate(6px, 6px);
}

.menu-toggle[aria-expanded="true"] .menu-line:last-child {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Navegação Mobile */
.nav-mobile {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background-color: rgba(0, 0, 0, 0.98);
    backdrop-filter: blur(10px);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 999;
}

.nav-mobile.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.nav-list-mobile {
    list-style: none;
    padding: var(--spacing-lg) var(--spacing-md);
}

.nav-link-mobile {
    display: block;
    color: var(--color-white);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: color var(--transition-fast);
}

.nav-link-mobile:hover {
    color: var(--color-primary-light);
}

/* ============================================
   BOTÕES
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-family);
    font-weight: var(--font-weight-semibold);
    font-size: 0.95rem;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
}

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

.btn-primary:hover:not(:disabled) {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

.btn-large {
    padding: 16px 32px;
    font-size: 1.05rem;
}

.btn-block {
    width: 100%;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

/* Botão WhatsApp (desabilitado) */
.btn-whatsapp {
    background-color: #25D366;
    color: var(--color-white);
}

.whatsapp-placeholder {
    position: relative;
    display: inline-block;
}

.tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    background-color: var(--color-black);
    color: var(--color-white);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.85rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    pointer-events: none;
}

.whatsapp-placeholder:hover .tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--color-black);
    background-image: url('public/hero-background.jpg');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    padding-top: 70px;
    overflow: hidden;
}

@media (max-width: 809px) {
    .hero {
        background-attachment: scroll;
    }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(
            135deg,
            rgba(0, 0, 0, 0.85) 0%,
            rgba(214, 0, 0, 0.25) 50%,
            rgba(0, 0, 0, 0.9) 100%
        ),
        rgba(0, 0, 0, 0.5);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    padding: var(--spacing-2xl) 0;
}

@media (min-width: 810px) {
    .hero-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-2xl);
    }
}

.hero-text {
    text-align: center;
}

@media (min-width: 810px) {
    .hero-text {
        text-align: left;
    }
}

.hero-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

@media (min-width: 810px) {
    .hero-title {
        font-size: 3.5rem;
    }
}

@media (min-width: 1200px) {
    .hero-title {
        font-size: 4rem;
    }
}

.hero-title .word {
    display: inline-block;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
}

.hero-title .word:nth-child(1) { animation-delay: 0.1s; }
.hero-title .word:nth-child(2) { animation-delay: 0.15s; }
.hero-title .word:nth-child(3) { animation-delay: 0.2s; }
.hero-title .word:nth-child(4) { animation-delay: 0.25s; }

.hero-subtitle {
    font-size: 1rem;
    color: var(--color-gray-light);
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 810px) {
    .hero-subtitle {
        font-size: 1.1rem;
        margin-left: 0;
        margin-right: 0;
    }
}

.hero-cta {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

@media (min-width: 810px) {
    .hero-cta {
        justify-content: flex-start;
    }
}

.whatsapp-placeholder {
    margin-top: var(--spacing-sm);
}

.hero-image {
    display: none;
}

@media (min-width: 810px) {
    .hero-image {
        display: block;
    }
}

.hero-img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    object-fit: cover;
}

/* ============================================
   GET STARTED SECTION (3 Cards)
   ============================================ */

.get-started {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
}

.cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 810px) {
    .cards-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-xl);
    }
}

.card-feature {
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(50px);
}

.card-feature[data-animate].animated {
    opacity: 1;
    transform: translateY(0);
}

.card-feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.card-icon-wrapper {
    margin-bottom: var(--spacing-md);
}

.card-icon-circle {
    width: 80px;
    height: 80px;
    background-color: var(--color-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: var(--color-white);
}

.card-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-black);
    margin-bottom: var(--spacing-sm);
}

.card-description {
    font-size: 0.95rem;
    color: var(--color-gray-medium);
    line-height: 1.6;
}

/* ============================================
   ABOUT SECTION
   ============================================ */

.about {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
}

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

@media (min-width: 810px) {
    .about-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-2xl);
    }
}

.about-image-wrapper {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.about-image-link {
    display: block;
    position: relative;
    text-decoration: none;
}

.about-image {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: var(--radius-md);
    display: block;
}

.about-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.7) 100%);
    display: flex;
    align-items: flex-end;
    padding: var(--spacing-lg);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.about-image-link:hover .about-overlay {
    opacity: 1;
}

.about-overlay-text {
    color: var(--color-white);
    font-size: 1.5rem;
    font-weight: var(--font-weight-semibold);
}

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

.section-title {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-black);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

@media (min-width: 810px) {
    .section-title {
        font-size: 2.5rem;
    }
}

.section-title .word {
    display: inline-block;
    opacity: 0;
    transform: translateY(20px);
}

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

.section-subtitle {
    font-size: 1rem;
    color: var(--color-gray-medium);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.section-subtitle-white {
    color: var(--color-gray-light);
}

.about-description {
    font-size: 1rem;
    color: var(--color-gray-medium);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

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

.key-point {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    opacity: 0;
    transform: translateY(20px);
}

.key-point[data-animate].animated {
    opacity: 1;
    transform: translateY(0);
}

.key-point-icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    color: var(--color-primary);
}

.key-point-title {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-black);
}

/* Itaú Partnership Card */
.itau-partnership-card {
    margin-top: var(--spacing-lg);
    background: linear-gradient(135deg, #EC7000 0%, #FF8C00 100%);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    box-shadow: 0 4px 20px rgba(236, 112, 0, 0.25);
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
    box-sizing: border-box;
}

.itau-partnership-card[data-animate].animated {
    opacity: 1;
    transform: translateY(0);
}

.itau-card-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex-wrap: nowrap;
    justify-content: flex-start;
    width: 100%;
}

.itau-logo-wrapper {
    flex-shrink: 0;
    background-color: var(--color-white);
    padding: 6px;
    border-radius: var(--radius-sm);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
}

.itau-logo {
    max-width: 100%;
    width: auto;
    height: auto;
    max-height: 38px;
    display: block;
    object-fit: contain;
}

.itau-card-text {
    flex: 1;
    text-align: left;
    min-width: 0;
    overflow: hidden;
    padding-left: var(--spacing-xs);
}

.itau-card-title {
    font-size: 0.85rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-bottom: 1px;
    line-height: 1.2;
}

.itau-card-description {
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.95);
    margin: 0;
    line-height: 1.3;
}

@media (min-width: 768px) {
    .itau-partnership-card {
        padding: var(--spacing-md) var(--spacing-lg);
        max-width: 600px;
    }
    
    .itau-card-content {
        justify-content: flex-start;
        gap: var(--spacing-md);
        flex-wrap: wrap;
    }
    
    .itau-card-text {
        text-align: left;
        min-width: 150px;
    }
    
    .itau-card-title {
        font-size: 1.25rem;
    }
    
    .itau-card-description {
        font-size: 0.9rem;
    }
    
    .itau-logo {
        max-width: 100px;
    }
}

@media (min-width: 1024px) {
    .itau-card-title {
        font-size: 1.35rem;
    }
}

/* ============================================
   SERVICES SECTION
   ============================================ */

.services {
    position: relative;
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--color-black) 0%, #1a1a1a 100%);
    overflow: hidden;
}

.services-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.3) 0%, rgba(0, 0, 0, 0.6) 100%);
    z-index: 1;
}

.services > .container {
    position: relative;
    z-index: 2;
}

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

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 810px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1200px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.service-card {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
    opacity: 0;
    transform: translateY(50px);
}

.service-card[data-animate].animated {
    opacity: 1;
    transform: translateY(0);
}

.service-card:hover {
    transform: translateY(-5px);
    background: rgba(0, 0, 0, 0.4);
    box-shadow: var(--shadow-md);
    border-color: rgba(214, 0, 0, 0.3);
}

.service-icon {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
    display: flex;
    justify-content: center;
}

.service-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.service-description {
    font-size: 0.95rem;
    color: var(--color-gray-light);
    line-height: 1.6;
}

.services-cta {
    text-align: center;
}

/* ============================================
   PORTFOLIO SECTION
   ============================================ */

.portfolio {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
}

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

.portfolio-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 810px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.portfolio-item {
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(50px);
}

.portfolio-item[data-category] {
    cursor: pointer;
}

.portfolio-item[data-animate].animated {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.portfolio-image-wrapper {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4 / 3;
}

.portfolio-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.6) 100%);
    display: flex;
    align-items: flex-end;
    padding: var(--spacing-md);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-badge {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: var(--font-weight-semibold);
}

.portfolio-badge-after {
    background-color: var(--color-white);
    color: var(--color-black);
}

.portfolio-content {
    padding: var(--spacing-md);
}

.portfolio-service {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-black);
    margin-bottom: var(--spacing-xs);
}

.portfolio-location {
    font-size: 0.9rem;
    color: var(--color-gray-medium);
    margin-bottom: var(--spacing-xs);
}

.portfolio-description {
    font-size: 0.95rem;
    color: var(--color-gray-medium);
    line-height: 1.6;
}

/* ============================================
   FAQ SECTION
   ============================================ */

.faq {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
}

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

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.faq-item {
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
}

.faq-item[data-animate].animated {
    opacity: 1;
    transform: translateY(0);
}

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

.faq-question:hover {
    background-color: var(--color-gray-bg);
}

.faq-question h3 {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-black);
    margin: 0;
}

.faq-icon {
    flex-shrink: 0;
    margin-left: var(--spacing-md);
    color: var(--color-black);
    transition: transform var(--transition-base);
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base), padding var(--transition-base);
    padding: 0 var(--spacing-lg);
}

.faq-question[aria-expanded="true"] + .faq-answer {
    max-height: 500px;
    padding: 0 var(--spacing-lg) var(--spacing-md);
}

.faq-answer p {
    font-size: 0.95rem;
    color: var(--color-gray-medium);
    line-height: 1.8;
    margin: 0;
}

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */

.testimonials {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
}

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

.testimonials-carousel-wrapper {
    position: relative;
    overflow: hidden;
    mask-image: linear-gradient(to right, rgba(0, 0, 0, 0) 0%, rgb(0, 0, 0) 5%, rgb(0, 0, 0) 95%, rgba(0, 0, 0, 0) 100%);
    -webkit-mask-image: linear-gradient(to right, rgba(0, 0, 0, 0) 0%, rgb(0, 0, 0) 5%, rgb(0, 0, 0) 95%, rgba(0, 0, 0, 0) 100%);
}

.testimonials-carousel {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-md) 0;
    animation: scroll 7.5s linear infinite;
}

.testimonial-card {
    flex: 0 0 340px;
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
}

.testimonial-stars {
    display: flex;
    gap: 4px;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.testimonial-text {
    font-size: 0.95rem;
    color: var(--color-gray-medium);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

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

.testimonial-photo {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    border: 2px solid var(--color-primary);
    overflow: hidden;
    flex-shrink: 0;
}

.testimonial-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Avatar com inicial (estilo Google) */
.testimonial-avatar {
    border: none;
    background-color: #9C27B0; /* Roxo padrão */
    display: flex;
    align-items: center;
    justify-content: center;
}

.testimonial-avatar[data-initial="D"] {
    background-color: #9C27B0; /* Roxo */
}

.testimonial-avatar[data-initial="L"] {
    background-color: #2196F3; /* Azul */
}

.testimonial-avatar[data-initial="G"] {
    background-color: #4CAF50; /* Verde */
}

.avatar-initial {
    color: var(--color-white);
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    text-transform: uppercase;
}

.testimonial-name {
    font-size: 0.95rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-black);
    margin-bottom: 2px;
}

.testimonial-source {
    font-size: 0.85rem;
    color: var(--color-gray-medium);
    margin: 0;
}

/* ============================================
   GOOGLE REVIEWS SECTION
   ============================================ */

.google-reviews {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.google-reviews-content {
    text-align: center;
    max-width: 100%;
    width: 100%;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-md);
    box-sizing: border-box;
}

.google-reviews-icon {
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease-out 0.2s forwards;
}

.google-reviews-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-black);
    margin-bottom: var(--spacing-sm);
    padding: 0 var(--spacing-xs);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease-out 0.4s forwards;
    line-height: 1.3;
}

.google-reviews-description {
    font-size: 0.9rem;
    color: var(--color-gray-medium);
    line-height: 1.5;
    margin-bottom: var(--spacing-md);
    padding: 0 var(--spacing-xs);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease-out 0.6s forwards;
}

.google-reviews-stars {
    display: flex;
    gap: 4px;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    color: #FFA500;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease-out 0.8s forwards;
    flex-wrap: wrap;
}

.google-reviews-stars svg {
    width: 20px;
    height: 20px;
}

.google-reviews-button {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease-out 1s forwards;
}

.google-reviews-button svg {
    transition: transform 0.3s ease;
}

.google-reviews-button:hover svg {
    transform: translateX(4px);
}

@media (min-width: 768px) {
    .google-reviews {
        padding: var(--spacing-2xl) 0;
    }
    
    .google-reviews-content {
        max-width: 600px;
        padding: var(--spacing-xl) var(--spacing-md);
    }
    
    .google-reviews-title {
        font-size: 2.5rem;
        padding: 0;
    }
    
    .google-reviews-description {
        font-size: 1.1rem;
        padding: 0;
    }
    
    .google-reviews-stars svg {
        width: 28px;
        height: 28px;
    }
}

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

@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* ============================================
   SOCIAL MEDIA SECTION
   ============================================ */

.social-media {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-black);
}

.social-media-content {
    text-align: center;
    max-width: 100%;
    width: 100%;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    box-sizing: border-box;
}

.social-media-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-bottom: var(--spacing-xs);
    padding: 0 var(--spacing-xs);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease-out 0.2s forwards;
    line-height: 1.3;
}

.social-media-description {
    font-size: 0.9rem;
    color: var(--color-gray-light);
    line-height: 1.5;
    margin-bottom: var(--spacing-md);
    padding: 0 var(--spacing-xs);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease-out 0.4s forwards;
}

.social-media-links {
    display: flex;
    flex-wrap: nowrap;
    justify-content: space-between;
    align-items: stretch;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
    padding: 0;
    width: 100%;
    box-sizing: border-box;
}

.social-media-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: all 0.3s ease;
    flex: 1 1 0;
    min-width: 0;
    max-width: none;
    opacity: 0;
    transform: translateY(20px);
    box-sizing: border-box;
    overflow: hidden;
}

.social-media-link:nth-child(1) {
    animation: fadeInUp 0.6s ease-out 0.6s forwards;
}

.social-media-link:nth-child(2) {
    animation: fadeInUp 0.6s ease-out 0.8s forwards;
}

.social-media-link:nth-child(3) {
    animation: fadeInUp 0.6s ease-out 1s forwards;
}

.social-media-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    transition: all 0.3s ease;
    background-color: rgba(255, 255, 255, 0.1);
    flex-shrink: 0;
}

.social-media-icon svg {
    width: 24px;
    height: 24px;
}

.social-media-instagram .social-media-icon svg,
.social-media-facebook .social-media-icon svg,
.social-media-kwai .social-media-icon svg {
    color: var(--color-white) !important;
}

.social-media-instagram .social-media-icon svg *,
.social-media-facebook .social-media-icon svg *,
.social-media-kwai .social-media-icon svg * {
    stroke: var(--color-white) !important;
}

.social-media-instagram .social-media-icon svg rect,
.social-media-instagram .social-media-icon svg circle[fill="none"] {
    fill: none !important;
}

.social-media-instagram .social-media-icon svg circle[fill="currentColor"],
.social-media-facebook .social-media-icon svg *,
.social-media-kwai .social-media-icon svg * {
    fill: var(--color-white) !important;
}

.social-media-instagram .social-media-icon {
    color: var(--color-white);
}

.social-media-facebook .social-media-icon {
    color: var(--color-white);
}

.social-media-kwai .social-media-icon {
    color: var(--color-white);
}

.social-media-name {
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-white);
    transition: color 0.3s ease;
    text-align: center;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.social-media-link:hover {
    transform: translateY(-4px);
}

.social-media-link:hover .social-media-icon {
    transform: scale(1.1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.social-media-instagram:hover .social-media-icon {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: var(--color-white);
}

.social-media-instagram:hover .social-media-icon svg {
    color: var(--color-white);
    fill: var(--color-white);
    stroke: var(--color-white);
}

.social-media-facebook:hover .social-media-icon {
    background-color: #1877F2;
    color: var(--color-white);
}

.social-media-facebook:hover .social-media-icon svg {
    color: var(--color-white);
    fill: var(--color-white);
    stroke: var(--color-white);
}

.social-media-kwai:hover .social-media-icon {
    background-color: #FF6600;
    color: var(--color-white);
}

.social-media-kwai:hover .social-media-icon svg {
    color: var(--color-white);
    fill: var(--color-white);
    stroke: var(--color-white);
}

.social-media-link:hover .social-media-name {
    color: var(--color-primary);
}

@media (min-width: 768px) {
    .social-media {
        padding: var(--spacing-2xl) 0;
    }
    
    .social-media-content {
        max-width: 800px;
    }
    
    .social-media-title {
        font-size: 2.5rem;
        padding: 0;
    }
    
    .social-media-description {
        font-size: 1.1rem;
        padding: 0;
    }
    
    .social-media-links {
        gap: var(--spacing-xl);
        flex-wrap: wrap;
        padding: 0;
    }
    
    .social-media-link {
        min-width: 160px;
        max-width: none;
        padding: var(--spacing-xl);
        flex: 0 0 auto;
    }
    
    .social-media-icon {
        width: 72px;
        height: 72px;
    }
    
    .social-media-icon svg {
        width: 36px;
        height: 36px;
    }
    
    .social-media-name {
        font-size: 1rem;
    }
}

/* ============================================
   CONTACT SECTION
   ============================================ */

.contact {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 810px) {
    .contact-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-2xl);
    }
}

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

.contact-description {
    font-size: 1rem;
    color: var(--color-gray-medium);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

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

.contact-method {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    text-decoration: none;
    color: var(--color-black);
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-fast);
    border: none;
    background: none;
    cursor: pointer;
    font-family: var(--font-family);
    font-size: 1rem;
}

.contact-method:hover:not(:disabled) {
    color: var(--color-primary);
}

.contact-method:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.contact-whatsapp {
    position: relative;
}

.contact-info-details {
    margin-top: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-detail {
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-gray-border);
}

.contact-detail-title {
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-black);
    margin-bottom: var(--spacing-xs);
}

.contact-detail-text {
    font-size: 0.95rem;
    color: var(--color-gray-medium);
    line-height: 1.6;
    margin: 0;
}

.contact-detail-text a,
.footer-address a {
    color: inherit;
    text-decoration: none;
    pointer-events: none;
}

/* Formulário */
.contact-form {
    background-color: var(--color-gray-bg);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: var(--font-weight-medium);
    color: var(--color-black);
    margin-bottom: var(--spacing-xs);
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-gray-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-family);
    font-size: 0.95rem;
    color: var(--color-black);
    background-color: var(--color-white);
    transition: border-color var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

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

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background-color: var(--color-black);
    color: var(--color-white);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

@media (min-width: 810px) {
    .footer-content {
        grid-template-columns: repeat(3, 1fr);
    }
}

.footer-logo-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    margin-bottom: var(--spacing-md);
}

.footer-logo-emblem {
    height: 50px;
    width: auto;
    object-fit: contain;
    flex-shrink: 0;
    filter: brightness(0) invert(1);
}

.footer-logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.footer-logo-name {
    font-size: 1.1rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin: 0;
}

.footer-logo-subtitle {
    font-size: 0.8rem;
    font-weight: var(--font-weight-regular);
    color: var(--color-gray-light);
    margin: 0;
}

.footer-description {
    font-size: 0.95rem;
    color: var(--color-gray-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.social-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--color-white);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.social-icon:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-primary-light);
}

.footer-title {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.footer-address {
    font-size: 0.95rem;
    color: var(--color-gray-light);
    text-decoration: none;
    pointer-events: none;
    margin-bottom: var(--spacing-xs);
    line-height: 1.6;
}

.footer-hours {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-hours-title {
    font-size: 0.95rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-white);
    margin-bottom: var(--spacing-xs);
}

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

.footer-link {
    color: var(--color-gray-light);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-copyright {
    font-size: 0.9rem;
    color: var(--color-gray-light);
}

/* ============================================
   ANIMAÇÕES
   ============================================ */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Respeitar prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .hero-title .word {
        animation: none;
        opacity: 1;
        transform: none;
    }
    
    .testimonials-carousel {
        animation: none;
    }
}

/* ============================================
   UTILITÁRIOS
   ============================================ */

.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;
}

/* ============================================
   PORTFOLIO MODAL
   ============================================ */

.portfolio-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.portfolio-modal.active {
    display: flex;
}

.portfolio-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(5px);
}

.portfolio-modal-content {
    position: relative;
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    max-width: 90vw;
    max-height: 90vh;
    width: 100%;
    display: flex;
    flex-direction: column;
    z-index: 1;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    overflow: hidden;
}

.portfolio-modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background-color: rgba(0, 0, 0, 0.5);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all var(--transition-base);
}

.portfolio-modal-close:hover {
    background-color: var(--color-primary);
    transform: rotate(90deg);
}

.portfolio-modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-gray-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
}

.portfolio-modal-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-black);
    margin: 0;
}

.portfolio-modal-counter {
    font-size: 0.95rem;
    color: var(--color-gray-medium);
}

.portfolio-modal-image-container {
    position: relative;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    background-color: var(--color-gray-light);
    overflow: hidden;
}

.portfolio-modal-image {
    max-width: 100%;
    max-height: calc(90vh - 120px);
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
}

.portfolio-modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.6);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    z-index: 10;
}

.portfolio-modal-nav:hover {
    background-color: var(--color-primary);
    transform: translateY(-50%) scale(1.1);
}

.portfolio-modal-prev {
    left: var(--spacing-md);
}

.portfolio-modal-next {
    right: var(--spacing-md);
}

.portfolio-modal-nav:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.portfolio-modal-nav:disabled:hover {
    background-color: rgba(0, 0, 0, 0.6);
    transform: translateY(-50%);
}

@media (max-width: 768px) {
    .portfolio-modal-content {
        max-width: 95vw;
        max-height: 95vh;
    }

    .portfolio-modal-header {
        padding: var(--spacing-md);
    }

    .portfolio-modal-title {
        font-size: 1.25rem;
    }

    .portfolio-modal-image-container {
        min-height: 300px;
    }

    .portfolio-modal-nav {
        width: 40px;
        height: 40px;
    }

    .portfolio-modal-prev {
        left: var(--spacing-xs);
    }

    .portfolio-modal-next {
        right: var(--spacing-xs);
    }
}