/* =============================================
   style.css — Energia Solar
   Cores: #0b2f5c (principal), #ffc400 (dourado)
   ============================================= */

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

:root {
    --azul: #0b2f5c;
    --azul-medio: #1e4b8c;
    --dourado: #ffc400;
    --dourado-hover: #e6b000;
    --branco: #ffffff;
    --cinza: #f0f4f8;
    --texto: #333333;
    --texto-claro: #555555;
    --borda: #dce3ea;
    --sombra: 0 4px 20px rgba(0, 0, 0, 0.08);
    --transicao: 0.3s ease;
}

body {
    font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
    color: var(--texto);
    background: var(--branco);
    line-height: 1.6;
}

/* ========== HEADER FIXO ========== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--azul);
    padding: 0.6rem 0;
}

.header__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header__logo img {
    height: auto;
    width: 150px;
    background: var(--branco);
    padding: 6px 12px;
    border-radius: 8px;
}

.header__nav {
    display: flex;
    gap: 2rem;
}

.header__nav a {
    color: var(--branco);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: color var(--transicao);
}

.header__nav a:hover {
    color: var(--dourado);
}

.header__cta {
    background: var(--dourado);
    color: var(--azul);
    padding: 0.65rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.9rem;
    text-decoration: none;
    transition: background var(--transicao), transform var(--transicao);
}

.header__cta:hover {
    background: var(--dourado-hover);
    transform: translateY(-2px);
}

/* Hambúrguer mobile */
.header__hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.header__hamburger span {
    width: 25px;
    height: 3px;
    background: var(--branco);
    border-radius: 2px;
}

/* ========== MENU MOBILE LATERAL ========== */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    height: 100vh;
    background: var(--azul);
    z-index: 2000;
    transform: translateX(-100%);
    transition: transform var(--transicao);
    padding: 2rem;
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-menu__close {
    background: none;
    border: none;
    color: var(--branco);
    font-size: 1.5rem;
    margin-bottom: 2rem;
    cursor: pointer;
}

.mobile-menu nav {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.mobile-menu nav a {
    color: var(--branco);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.2rem;
}

.mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1500;
    display: none;
}

.mobile-overlay.active {
    display: block;
}

/* ========== HERO ========== */
.hero {
    background: linear-gradient(135deg, var(--azul) 0%, var(--azul-medio) 100%);
    background-image: url('../img/hero-residencial.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--branco);
    padding: 7rem 0 5rem;
    position: relative;
    z-index: 1;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(11, 47, 92, 0.75);
    z-index: 0;
}

.hero__container {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero__text h1 {
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.hero__highlight {
    color: var(--dourado);
}

.hero__subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

/* Toggle Residencial / Empresa */
.hero__toggle {
    display: inline-flex;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 50px;
    padding: 0.3rem;
    gap: 0.2rem;
}

.hero__toggle-btn {
    background: transparent;
    color: var(--branco);
    border: none;
    padding: 0.6rem 1.8rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transicao);
}

.hero__toggle-btn.active {
    background: var(--branco);
    color: var(--azul);
}

/* ========== CALCULADORA (estilo Portal Solar) ========== */
.hero__calculator {
    display: flex;
    justify-content: center;
}

.calc-card {
    background: #f5f6f8;
    border-radius: 16px;
    padding: 1.8rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    width: 100%;
    max-width: 420px;
    border: 1px solid #e0e0e0;
}

.calc-card__title {
    font-size: 1.75rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 0.3rem;
    text-align: center;
}

.calc-card__subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 1.2rem;
    font-size: 0.95rem;
}

/* Barra de abas (simulada) */
.calc-card__tabs {
    display: flex;
    gap: 2px;
    margin-bottom: 1.5rem;
    background: #e0e0e0;
    border-radius: 8px;
    padding: 2px;
}

.calc-card__tab {
    flex: 1;
    text-align: center;
    padding: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    color: #999;
    cursor: pointer;
    border-radius: 6px;
}

.calc-card__tab.active {
    background: var(--dourado);
    color: var(--azul);
}

/* Campos */
.calc-card__row {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.calc-card__field {
    margin-bottom: 1rem;
    width: 100%;
}

.calc-card__field label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #666;
    margin-bottom: 0.25rem;
    margin-left: 0.5rem;
}

.calc-card__field input,
.calc-card__field select {
    width: 100%;
    padding: 0.7rem 1rem;
    border: 1px solid #ccc;
    border-radius: 50px;
    font-size: 0.95rem;
    font-family: inherit;
    background: #fff;
    transition: border-color 0.3s ease, background 0.3s ease;
}

.calc-card__field input:focus,
.calc-card__field select:focus {
    outline: none;
    border-color: var(--dourado);
    background: #fff;
    box-shadow: 0 0 0 2px rgba(255, 196, 0, 0.15);
}

.calc-card__field input::placeholder {
    color: #aaa;
    font-size: 0.9rem;
}

/* Botão SIMULE GRÁTIS */
.calc-card__btn {
    width: 100%;
    padding: 0.9rem;
    background: linear-gradient(135deg, var(--dourado) 0%, #e6b000 100%);
    color: var(--azul);
    border: none;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    margin-top: 0.5rem;
}

.calc-card__btn:hover {
    background: linear-gradient(135deg, #e6b000 0%, var(--dourado) 100%);
    transform: translateY(-2px);
}

/* Resultado */
.calc-result {
    background: #eaf7ea;
    border: 2px solid #4caf50;
    border-radius: 12px;
    padding: 1.5rem;
    margin-top: 1.5rem;
    text-align: center;
}

.calc-result h4 {
    margin-bottom: 0.5rem;
    color: var(--azul);
}

.calc-result__note {
    font-size: 0.85rem;
    color: #666;
    margin-top: 0.5rem;
}

/* ========== WHATSAPP FLUTUANTE ========== */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: #25d366;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: transform var(--transicao);
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

/* ========== SERVIÇOS (cards com imagem de fundo) ========== */
.services {
    padding: 5rem 0;
    background: var(--branco);
}

.services__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.services__title {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    color: var(--azul);
    margin-bottom: 0.5rem;
}

.services__subtitle {
    text-align: center;
    color: var(--texto-claro);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    min-height: 340px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: flex-end;
    box-shadow: var(--sombra);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.service-card__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(11, 47, 92, 0.85) 0%, rgba(11, 47, 92, 0.1) 100%);
    z-index: 1;
}

.service-card__content {
    position: relative;
    z-index: 2;
    color: var(--branco);
    padding: 2rem;
    width: 100%;
}

.service-card__content h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.service-card__content p {
    font-size: 0.95rem;
    opacity: 0.9;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.service-card__btn {
    display: inline-block;
    background: var(--dourado);
    color: var(--azul);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.9rem;
    cursor: default;
    transition: background 0.3s ease;
}

.service-card:hover .service-card__btn {
    background: var(--dourado-hover);
}

/* ========== COMO FUNCIONA (jornada visual com imagens) ========== */
.journey {
    padding: 5rem 0;
    background: var(--cinza);
}

.journey__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.journey__title {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    color: var(--azul);
    margin-bottom: 0.5rem;
}

.journey__subtitle {
    text-align: center;
    color: var(--texto-claro);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.journey__steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    align-items: start;
}

.journey-step {
    position: relative;
    border-radius: 16px;
    min-height: 320px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: flex-end;
    box-shadow: var(--sombra);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: default;
    padding-top: 2rem;
}

.journey-step:hover {
    transform: translateY(-6px);
    box-shadow: var(--sombra-hover);
}

.journey-step__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(11, 47, 92, 0.85) 0%, rgba(11, 47, 92, 0.1) 100%);
    z-index: 1;
    border-radius: 16px;
}

.journey-step__number {
    position: absolute;
    top: -25px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--dourado) 0%, var(--dourado-hover) 100%);
    color: var(--azul);
    font-size: 1.5rem;
    font-weight: 800;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(255, 196, 0, 0.5);
    z-index: 3;
}

.journey-step__content {
    position: relative;
    z-index: 2;
    color: var(--branco);
    padding: 2rem 1.5rem;
    width: 100%;
}

.journey-step__title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--branco);
    margin-bottom: 0.75rem;
}

.journey-step__desc {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.5;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.4s ease, opacity 0.4s ease, margin 0.4s ease;
    margin: 0;
}

.journey-step:hover .journey-step__desc {
    max-height: 150px;
    opacity: 1;
    margin-top: 0.5rem;
}

.journey-step__arrow {
    position: absolute;
    right: -1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--dourado);
    font-size: 1.5rem;
    font-weight: 700;
    z-index: 5;
    background: var(--cinza);
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.journey-step:last-child .journey-step__arrow {
    display: none;
}

/* ========== CONSULTORIA (PRÉVIA ESTILO PORTAL SOLAR) ========== */
.consulting-preview {
    padding: 5rem 0;
    background: var(--branco);
}

.consulting-preview__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.consulting-preview__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.consulting-preview__title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--azul);
    margin-bottom: 0.5rem;
}

.consulting-preview__subtitle {
    font-size: 1.1rem;
    color: var(--texto-claro);
    margin-bottom: 2rem;
    line-height: 1.5;
}

.consulting-preview__list {
    list-style: none;
    padding: 0;
    margin-bottom: 2rem;
}

.consulting-preview__list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--borda);
    font-size: 1rem;
    color: var(--texto);
}

.consulting-preview__list li:last-child {
    border-bottom: none;
}

.consulting-preview__list .check-icon {
    color: #1f8a4c;
    font-weight: bold;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.consulting-preview__btn {
    display: inline-block;
    background: var(--azul);
    color: var(--branco);
    padding: 0.85rem 2rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1rem;
    text-decoration: none;
    transition: background 0.3s ease, transform 0.3s ease;
}

.consulting-preview__btn:hover {
    background: var(--azul-medio);
    transform: translateY(-2px);
}

.consulting-preview__image {
    display: flex;
    justify-content: center;
}

.consulting-preview__image img {
    max-width: 100%;
    border-radius: 16px;
    box-shadow: var(--sombra);
}

/* ========== PERGUNTAS FREQUENTES (FAQ) ========== */
.faq {
    padding: 5rem 0;
    background: var(--cinza);
}

.faq__container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.faq__title {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    color: var(--azul);
    margin-bottom: 0.5rem;
}

.faq__subtitle {
    text-align: center;
    color: var(--texto-claro);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.faq__list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.faq__item {
    background: var(--branco);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--sombra);
    border: 1px solid var(--borda);
}

.faq__question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 1.5rem;
    background: none;
    border: none;
    font-size: 1rem;
    font-weight: 600;
    color: var(--azul);
    cursor: pointer;
    text-align: left;
    transition: background 0.2s ease;
}

.faq__question:hover {
    background: #f8fafc;
}

.faq__icon {
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--dourado);
    transition: transform 0.3s ease;
    flex-shrink: 0;
    margin-left: 1rem;
}

.faq__item.active .faq__icon {
    transform: rotate(45deg);
}

.faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq__item.active .faq__answer {
    max-height: 300px;
    padding: 0 1.5rem 1.2rem;
}

.faq__answer p {
    color: var(--texto);
    line-height: 1.6;
    margin: 0;
}

.faq__answer a {
    color: var(--azul);
    font-weight: 600;
    text-decoration: underline;
}

/* ========== PARCEIROS E MARCAS (CARROSSEL) ========== */
.partners {
    padding: 4rem 0;
    background: var(--branco);
    overflow: hidden;
}

.partners__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.partners__title {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    color: var(--azul);
    margin-bottom: 0.5rem;
}

.partners__subtitle {
    text-align: center;
    color: var(--texto-claro);
    margin-bottom: 2.5rem;
    font-size: 1.1rem;
}

.carousel {
    width: 100%;
    overflow: hidden;
    position: relative;
}

.carousel__track {
    display: flex;
    gap: 3rem;
    align-items: center;
    width: max-content;
    animation: carousel-slide 25s linear infinite;
}

.carousel:hover .carousel__track {
    animation-play-state: paused;
}

.carousel__item {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel__item img {
    height: 45px;
    width: auto;
    max-width: 160px;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: opacity 0.3s ease, filter 0.3s ease, transform 0.3s ease;
}

.carousel__item img:hover {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.05);
}

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

/* ========== CTA FINAL ========== */
.cta-final {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--azul) 0%, var(--azul-medio) 100%);
    background-image: url('../img/cta-final.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-final::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(11, 47, 92, 0.85);
    z-index: 0;
}

.cta-final__container {
    max-width: 700px;
    margin: 0 auto;
    padding: 0 1.5rem;
    position: relative;
    z-index: 2;
}

.cta-final__title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--branco);
    margin-bottom: 1rem;
}

.cta-final__subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 2rem;
}

.cta-final__btn {
    display: inline-block;
    background: var(--dourado);
    color: var(--azul);
    padding: 1rem 3rem;
    border-radius: 50px;
    font-weight: 800;
    font-size: 1.1rem;
    letter-spacing: 1px;
    text-decoration: none;
    transition: background 0.3s ease, transform 0.3s ease;
    cursor: pointer;
    border: none;
}

.cta-final__btn:hover {
    background: var(--dourado-hover);
    transform: translateY(-3px);
}

/* ========== FOOTER ========== */
.footer {
    background: var(--azul);
    color: var(--branco);
    padding: 3rem 0 0;
    margin-top: 0;
}

.footer__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2rem;
}

.footer__logo {
    height: 40px;
    margin-bottom: 1rem;
}

.footer__description {
    opacity: 0.8;
    font-size: 0.95rem;
    line-height: 1.5;
}

.footer__title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--dourado);
}

.footer__links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer__links a {
    color: var(--branco);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity var(--transicao);
}

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

.footer__contact p {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    opacity: 0.9;
}

.footer__social {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.footer__social a {
    opacity: 0.8;
    transition: opacity var(--transicao), transform var(--transicao);
}

.footer__social a:hover {
    opacity: 1;
    transform: translateY(-2px);
}

.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    margin-top: 2rem;
    padding: 1.5rem 0;
}

.footer__bottom-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.footer__copy,
.footer__cnpj {
    font-size: 0.85rem;
    opacity: 0.7;
    margin: 0;
}

.footer__privacy {
    font-size: 0.85rem;
    color: var(--branco);
    text-decoration: none;
    opacity: 0.7;
    transition: opacity var(--transicao);
}

.footer__privacy:hover {
    opacity: 1;
    color: var(--dourado);
}

/* ========== RESPONSIVO GERAL ========== */
@media (max-width: 768px) {
    .header__nav {
        display: none;
    }

    .header__hamburger {
        display: flex;
        order: 1;
    }

    .header__logo {
        order: 2;
        margin-right: auto;
        margin-left: 8px;
    }

    .header__logo img {
        height: 38px;
        width: auto;
        background: var(--branco);
        padding: 4px 8px;
        border-radius: 6px;
    }

    .header__cta {
        order: 3;
        padding: 0.55rem 1.2rem;
        font-size: 0.8rem;
        line-height: 1.2;
    }

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

    .hero__text h1 {
        font-size: 2rem;
    }

    .hero__calculator {
        order: -1;
        margin-bottom: 2rem;
    }

    .journey__steps {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .journey-step {
        min-height: 200px;
    }

    .journey-step__arrow {
        display: none;
    }

    .journey-step__desc {
        max-height: 150px;
        opacity: 1;
        margin-top: 0.5rem;
    }

    .consulting-preview__grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .consulting-preview__image {
        order: -1;
    }

    .cta-final__title {
        font-size: 2rem;
    }

    .cta-final__subtitle {
        font-size: 1rem;
    }

    .carousel__track {
        gap: 2rem;
        animation-duration: 20s;
    }

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

    .footer__logo {
        margin: 0 auto 1rem;
    }

    .footer__social {
        justify-content: center;
    }

    .footer__bottom-container {
        flex-direction: column;
        text-align: center;
    }
}

/* ========== MODAL DA CALCULADORA ========== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background: var(--branco);
    border-radius: 16px;
    padding: 2rem;
    width: 90%;
    max-width: 450px;
    position: relative;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease;
}

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

.modal-close {
    position: absolute;
    top: 12px;
    right: 16px;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--texto-claro);
    cursor: pointer;
    transition: color 0.2s;
}

.modal-close:hover {
    color: var(--azul);
}

/* ========== DESTAQUE DA CALCULADORA FIXA ========== */
.calc-card--featured {
    border: 2px solid var(--dourado) !important;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15) !important;
    background: #ffffff !important;
    padding: 2.2rem !important;
}

/* Link opcional (e-mail / upload) */
.calc-card__link {
    display: inline-block;
    background: none;
    border: none;
    color: var(--azul);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: underline;
    margin-bottom: 0.75rem;
    padding: 0;
    text-align: left;
    width: 100%;
    transition: color 0.2s;
}

.calc-card__link:hover {
    color: var(--dourado);
}

/* Campo de upload */
input[type="file"] {
    font-size: 0.85rem;
    color: var(--texto-claro);
}