:root {
    --color-primary: #3F3F96;
    --color-primary-dark: #2D2D38;
    --color-primary-light: #5E5EB8;
    --color-accent-1: #F9A61F;
    --color-accent-2: #F7310F;
    --color-white: #FFFFFF;
    --color-black: #000000;
    --color-gray-100: #F5F5F5;
    --color-gray-200: #E0E0E0;
    --color-gray-300: #BDBDBD;
    --color-gray-600: #757575;
    --color-gray-800: #424242;
    
    --font-family: 'Roboto', sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --spacing-xxl: 8rem;
    
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    color: var(--color-gray-800);
    line-height: 1.6;
    background-color: var(--color-white);
    overflow-x: hidden;
}

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

.section__title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 900;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -1px;
}

.section__title--left {
    text-align: left;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.btn--primary {
    background-color: var(--color-accent-1);
    color: var(--color-primary-dark);
}

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

.btn--large {
    padding: 1.25rem 2.5rem;
    font-size: 1.125rem;
}

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

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--color-primary-dark);
    padding: var(--spacing-sm) 0;
    transition: all var(--transition-normal);
}

.header__nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.header__nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.header__link {
    color: var(--color-white);
    text-decoration: none;
    font-weight: 400;
    transition: color var(--transition-fast);
}

.header__link:hover {
    color: var(--color-accent-1);
}

.header__mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.header__mobile-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--color-white);
    transition: all var(--transition-normal);
}

.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    display: flex;
    align-items: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(249, 166, 31, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(247, 49, 15, 0.1) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.5;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.1);
    }
}

.hero__container {
    position: relative;
    z-index: 1;
}

.hero__content {
    max-width: 800px;
}

.hero__title {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
}

.hero__title-line {
    display: block;
    opacity: 0;
    animation: slideUp 0.8s ease forwards;
}

.hero__title-line--2 {
    color: var(--color-accent-1);
    animation-delay: 0.2s;
}

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

.hero__subtitle {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    color: var(--color-gray-200);
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    opacity: 0;
    animation: slideUp 0.8s ease 0.4s forwards;
}

.hero__ctas {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    opacity: 0;
    animation: slideUp 0.8s ease 0.6s forwards;
}

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

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

.sobre__text {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

.sobre__text:last-child {
    margin-bottom: 0;
}

.sobre__stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.sobre__stat {
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-radius: var(--border-radius-lg);
    text-align: center;
    color: var(--color-white);
    transition: transform var(--transition-normal);
}

.sobre__stat:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.sobre__stat:last-child {
    grid-column: span 2;
}

.sobre__stat-number {
    display: block;
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: var(--spacing-xs);
}

.sobre__stat-label {
    font-size: 1rem;
    font-weight: 400;
    opacity: 0.9;
}

.servicos {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-gray-100);
}

.servicos__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
}

.servicos__subtitle {
    font-size: 1.25rem;
    color: var(--color-gray-600);
    margin-top: var(--spacing-sm);
}

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

.servicos__card {
    background-color: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.servicos__icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
    color: var(--color-white);
}

.servicos__card-title {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-sm);
}

.servicos__card-text {
    color: var(--color-gray-600);
    line-height: 1.7;
}

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

.contato__container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.contato__text {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

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

.contato__detail {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-gray-800);
    font-size: 1rem;
}

.contato__detail svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

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

.contato__form-group {
    display: flex;
    flex-direction: column;
}

.contato__label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-gray-800);
    margin-bottom: 0.5rem;
}

.contato__input {
    padding: 0.875rem 1rem;
    font-family: var(--font-family);
    font-size: 1rem;
    color: var(--color-gray-800);
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
}

.contato__input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(63, 63, 150, 0.1);
}

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

.contato__required {
    font-size: 0.8125rem;
    color: var(--color-gray-600);
    margin-top: -0.5rem;
    margin-bottom: var(--spacing-sm);
}

.contato__error {
    color: var(--color-accent-2);
    font-size: 0.8125rem;
    margin-top: 0.25rem;
    display: none;
}

.contato__input:invalid,
.contato__input.has-error {
    border-color: var(--color-accent-2);
}

.contato__input:invalid:focus,
.contato__input.has-error:focus {
    border-color: var(--color-accent-2);
    box-shadow: 0 0 0 3px rgba(247, 49, 15, 0.1);
}

.contato__notification {
    padding: 1rem;
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-sm);
    display: none;
    animation: slideDown 0.3s ease;
}

.contato__notification--success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.contato__notification--error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.contato__link {
    color: var(--color-gray-800);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.contato__address {
    font-style: normal;
    color: var(--color-gray-800);
}

.footer {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

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

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

.footer__tagline {
    font-size: 0.875rem;
    opacity: 0.8;
    font-style: italic;
}

.footer__links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer__link-title {
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-sm);
    opacity: 0.9;
}

.footer__links ul {
    list-style: none;
}

.footer__links li {
    margin-bottom: 0.5rem;
}

.footer__links a {
    color: var(--color-white);
    text-decoration: none;
    font-size: 0.9375rem;
    opacity: 0.8;
    transition: all var(--transition-fast);
}

.footer__links a:hover {
    color: var(--color-accent-1);
    opacity: 1;
}

.footer__social {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.footer__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    color: var(--color-white);
    transition: all var(--transition-fast);
}

.footer__social-link:hover {
    background-color: var(--color-accent-1);
    color: var(--color-primary-dark);
    transform: translateY(-2px);
}

.footer__bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.875rem;
    opacity: 0.6;
}

.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background-color: var(--color-accent-1);
    color: var(--color-primary-dark);
    border: none;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-normal);
    z-index: 999;
    box-shadow: var(--shadow-lg);
}

.back-to-top:hover {
    background-color: var(--color-accent-2);
    color: var(--color-white);
    transform: translateY(-2px);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Depoimentos */
.depoimentos {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-white);
}

.depoimentos__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.depoimentos__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.depoimentos__card {
    background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-white) 100%);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 1px solid var(--color-gray-200);
}

.depoimentos__card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.depoimentos__stars {
    display: flex;
    gap: 0.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent-1);
}

.depoimentos__text {
    color: var(--color-gray-800);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    font-style: italic;
}

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

.depoimentos__avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    flex-shrink: 0;
}

.depoimentos__info {
    flex: 1;
}

.depoimentos__name {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    margin-bottom: 0.25rem;
}

.depoimentos__role {
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

@media (max-width: 968px) {
    .sobre__container {
        grid-template-columns: 1fr;
    }

    .sobre__stats {
        margin-top: var(--spacing-md);
    }

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

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

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

@media (max-width: 768px) {
    .header__menu {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background-color: var(--color-primary-dark);
        flex-direction: column;
        padding: var(--spacing-md);
        gap: var(--spacing-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }

    .header__menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .header__nav-links {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-sm);
    }

    .header__mobile-toggle {
        display: flex;
    }

    .header__mobile-toggle:focus {
        outline: 2px solid var(--color-accent-1);
        outline-offset: 2px;
    }

    .hero {
        padding-top: 100px;
        padding-bottom: var(--spacing-md);
    }

    .hero__ctas {
        flex-direction: column;
    }

    .hero__ctas .btn {
        width: 100%;
    }

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

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

    .footer__bottom {
        grid-column: span 1;
    }

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

    .footer__social {
        justify-content: center;
    }

    .back-to-top {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 45px;
        height: 45px;
    }

    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
        --spacing-xxl: 5rem;
    }
}