:root {
    --site-bg: #f8fafc;
    --site-surface: #ffffff;
    --site-surface-soft: #f1f5f9;
    --site-border: #e5e7eb;
    --site-border-strong: #dbe4ee;
    --site-text: #1f2937;
    --site-text-soft: #475569;
    --site-heading: #0f172a;
    --site-primary: #2563eb;
    --site-primary-hover: #1d4ed8;
    --site-dark: #0f172a;
    --site-dark-soft: #94a3b8;
    --site-shadow-sm: 0 4px 20px rgba(15, 23, 42, 0.04);
    --site-shadow-md: 0 10px 25px rgba(15, 23, 42, 0.04);
    --site-shadow-lg: 0 16px 30px rgba(15, 23, 42, 0.07);
    --site-radius-sm: 10px;
    --site-radius-md: 16px;
    --site-radius-lg: 18px;
    --site-container: 1180px;
    --site-container-narrow: 860px;
    --site-transition: 0.2s ease;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--site-text);
    background: var(--site-bg);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

button,
input,
textarea,
select,
summary {
    font: inherit;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

.site-container {
    width: 100%;
    max-width: var(--site-container);
    margin: 0 auto;
    padding-left: 16px;
    padding-right: 16px;
}

.site-container--narrow {
    max-width: var(--site-container-narrow);
}

.site-main {
    min-height: 70vh;
}



/* HEADER */
.site-header {
    position: sticky;
    top: 0;
    z-index: 200;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--site-border);
    box-shadow: var(--site-shadow-sm);
    backdrop-filter: blur(10px);
}

.site-header__inner {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.site-brand {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}

.site-brand__link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.site-brand__logo {
    max-height: 56px;
    width: auto;
    object-fit: contain;
}

.site-brand__name {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--site-heading);
    letter-spacing: -0.02em;
}

.site-brand__tagline {
    margin: 0;
    font-size: 0.92rem;
    color: #6b7280;
}

/* MENU DESKTOP */
.site-nav {
    position: relative;
}

.site-nav--desktop {
    display: block;
}

.site-nav__list,
.site-nav__sublist {
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-nav__list {
    display: flex;
    align-items: center;
    gap: 18px;
}

.site-nav__item {
    position: relative;
}

.site-nav__link {
    display: inline-flex;
    align-items: center;
    padding: 10px 0;
    color: var(--site-heading);
    font-weight: 600;
    transition: color var(--site-transition);
}

.site-nav__item.is-active > .site-nav__link,
.site-nav__link:hover {
    color: var(--site-primary);
}

.site-nav__submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    padding-top: 10px;
    z-index: 20;
}

.site-nav__item.has-children:hover > .site-nav__submenu {
    display: block;
}

.site-nav__submenu .site-nav__list,
.site-nav__submenu .site-nav__sublist {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--site-surface);
    border: 1px solid var(--site-border);
    border-radius: 12px;
    padding: 8px 0;
    box-shadow: 0 14px 35px rgba(15, 23, 42, 0.10);
}

.site-nav__submenu .site-nav__item {
    width: 100%;
}

.site-nav__submenu .site-nav__link {
    width: 100%;
    padding: 10px 16px;
    font-weight: 500;
}

.site-nav__submenu .site-nav__link:hover {
    background: var(--site-bg);
}

/* MENU MOBILE/TABLET */
.site-nav-mobile {
    display: none;
    width: 100%;
    position: relative;
}

.site-nav-mobile__toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 10px 16px;
    border-radius: var(--site-radius-sm);
    background: var(--site-primary);
    color: #ffffff;
    font-weight: 700;
    cursor: pointer;
    user-select: none;
    list-style: none;
    transition: background var(--site-transition), transform var(--site-transition), box-shadow var(--site-transition);
}

.site-nav-mobile__toggle::-webkit-details-marker {
    display: none;
}

.site-nav-mobile__toggle::after {
    content: '▾';
    margin-left: 8px;
    font-size: 0.85rem;
}

.site-nav-mobile[open] .site-nav-mobile__toggle::after {
    content: '▴';
}

.site-nav-mobile__toggle:hover {
    background: var(--site-primary-hover);
    transform: translateY(-1px);
}

.site-nav-mobile__toggle:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.14);
}

.site-nav-mobile__menu {
    margin-top: 12px;
    padding: 10px;
    border: 1px solid var(--site-border);
    border-radius: 14px;
    background: var(--site-surface);
    box-shadow: 0 14px 35px rgba(15, 23, 42, 0.10);
}

.site-nav-mobile__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.site-nav-mobile__item {
    width: 100%;
}

.site-nav-mobile__item .site-nav-mobile__list {
    margin-top: 8px;
    padding-left: 12px;
}

.site-nav-mobile__link {
    display: flex;
    align-items: center;
    width: 100%;
    min-height: 42px;
    padding: 10px 14px;
    border-radius: 10px;
    background: var(--site-surface-soft);
    color: var(--site-heading);
    font-weight: 600;
    transition: background var(--site-transition), color var(--site-transition);
}

.site-nav-mobile__link:hover {
    background: #e2e8f0;
    color: var(--site-primary);
}

.site-nav-mobile__item.is-active > .site-nav-mobile__link {
    background: var(--site-primary);
    color: #ffffff;
}

/* HERO / TITLES */
.page-hero {
    margin-bottom: 28px;
}

.page-hero h1 {
    margin: 0 0 10px;
    font-size: 2.2rem;
    line-height: 1.15;
    color: var(--site-heading);
    letter-spacing: -0.03em;
}

.page-hero p {
    margin: 0;
    color: var(--site-text-soft);
    font-size: 1rem;
}

/* GRID DE POSTS */
.post-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

.post-grid--related {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.post-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: var(--site-surface);
    border: 1px solid var(--site-border);
    border-radius: var(--site-radius-md);
    overflow: hidden;
    box-shadow: var(--site-shadow-md);
    transition: transform var(--site-transition), box-shadow var(--site-transition);
}

.post-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--site-shadow-lg);
}

.post-card__image-link {
    display: block;
    aspect-ratio: 16 / 9;
    background: var(--site-border);
    overflow: hidden;
}

.post-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.post-card__body {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 20px;
    flex: 1;
}

.post-card__category {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--site-primary);
}

.post-card__title {
    margin: 0;
    font-size: 1.2rem;
    line-height: 1.3;
    color: var(--site-heading);
}

.post-card__title a:hover {
    color: var(--site-primary);
}

.post-card__excerpt {
    margin: 0;
    color: var(--site-text-soft);
    flex: 1;
}

.post-card__readmore {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    color: var(--site-heading);
}

.post-card__readmore:hover {
    color: var(--site-primary);
}

/* SINGLE POST */
.single-post {
    background: var(--site-surface);
    border: 1px solid var(--site-border);
    border-radius: var(--site-radius-lg);
    padding: 32px;
    box-shadow: var(--site-shadow-md);
}

.single-post__category {
    display: inline-block;
    margin-bottom: 12px;
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--site-primary);
}

.single-post__title {
    margin: 0 0 10px;
    font-size: 2.4rem;
    line-height: 1.15;
    color: var(--site-heading);
    letter-spacing: -0.03em;
}

.single-post__meta {
    margin: 0 0 22px;
    color: #64748b;
    font-size: 0.95rem;
}

.single-post__thumb-wrap {
    margin-bottom: 24px;
    overflow: hidden;
    border-radius: var(--site-radius-md);
    background: var(--site-border);
}

.single-post__thumb {
    width: 100%;
    height: auto;
    display: block;
}

.single-post__excerpt {
    margin-bottom: 20px;
    padding: 18px 20px;
    background: var(--site-bg);
    border-left: 4px solid var(--site-primary);
    border-radius: var(--site-radius-sm);
    color: #334155;
    font-weight: 600;
}

.single-post__content {
    color: var(--site-text);
}

.single-post__content > :first-child {
    margin-top: 0;
}

.single-post__content a {
    color: var(--site-primary);
}

.single-post__content a:hover {
    color: var(--site-primary-hover);
}

.single-post__content h1,
.single-post__content h2,
.single-post__content h3,
.single-post__content h4,
.single-post__content h5,
.single-post__content h6 {
    color: var(--site-heading);
    line-height: 1.25;
    margin-top: 1.6em;
    margin-bottom: 0.7em;
}

.single-post__content p {
    margin: 0 0 1em;
}

.single-post__content ul,
.single-post__content ol {
    margin: 0 0 1em 1.4em;
    padding: 0;
}

.single-post__content li {
    margin-bottom: 0.4em;
}

.single-post__content blockquote {
    margin: 1.5em 0;
    padding: 14px 18px;
    border-left: 4px solid var(--site-primary);
    background: var(--site-bg);
    color: #334155;
    border-radius: 8px;
}

.single-post__content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5em 0;
}

.single-post__content table th,
.single-post__content table td {
    border: 1px solid var(--site-border-strong);
    padding: 10px 12px;
    text-align: left;
}

.single-post__content table th {
    background: var(--site-bg);
}

.related-posts {
    margin-top: 36px;
}

.related-posts h2 {
    margin: 0 0 20px;
    font-size: 1.6rem;
    color: var(--site-heading);
}

/* PAGINAÇÃO */
.pagination {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 28px;
}

.pagination__link {
    min-width: 42px;
    height: 42px;
    padding: 0 14px;
    border-radius: var(--site-radius-sm);
    border: 1px solid #d1d5db;
    background: var(--site-surface);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--site-heading);
    transition: all var(--site-transition);
}

.pagination__link:hover,
.pagination__link.is-active {
    background: var(--site-primary);
    border-color: var(--site-primary);
    color: #ffffff;
}

/* ESTADO VAZIO */
.empty-state {
    padding: 32px;
    border-radius: var(--site-radius-md);
    border: 1px solid var(--site-border);
    background: var(--site-surface);
    text-align: center;
    color: #64748b;
}

/* FOOTER */
.site-footer {
    margin-top: 40px;
    background: var(--site-dark);
    color: #e2e8f0;
}

.site-footer__inner {
    min-height: 100px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding-top: 24px;
    padding-bottom: 24px;
}

.site-footer__brand {
    max-width: 700px;
}

.site-footer__text {
    margin: 8px 0 0;
    color: var(--site-dark-soft);
}

.site-footer__contact {
    display: flex;
    flex-direction: column;
    gap: 8px;
    text-align: right;
}

.site-footer__contact a {
    color: #e2e8f0;
}

.site-footer__contact a:hover {
    color: #ffffff;
}

/* BUILDER PUBLIC CONTENT */
.builder-page,
.builder-section,
.builder-column,
.builder-block {
    width: 100%;
}

.builder-section {
    position: relative;
}

.builder-column {
    min-height: 20px;
}

.builder-block {
    margin-bottom: 16px;
}

.builder-block:last-child {
    margin-bottom: 0;
}

.builder-text,
.builder-heading,
.builder-image,
.builder-button,
.builder-spacer {
    width: 100%;
}

.builder-text p:last-child {
    margin-bottom: 0;
}

.builder-heading h1,
.builder-heading h2,
.builder-heading h3,
.builder-heading h4,
.builder-heading h5,
.builder-heading h6 {
    margin-top: 0;
}

.builder-image img {
    width: 100%;
    height: auto;
}

.builder-button a,
.builder-button .site-button {
    display: inline-flex;
}

/* ELEMENTOS GENÉRICOS DO FRONT */
.site-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0 18px;
    border-radius: var(--site-radius-sm);
    border: 1px solid var(--site-primary);
    background: var(--site-primary);
    color: #ffffff;
    font-weight: 700;
    transition: all var(--site-transition);
}

.site-button:hover {
    background: var(--site-primary-hover);
    border-color: var(--site-primary-hover);
}

.site-card {
    background: var(--site-surface);
    border: 1px solid var(--site-border);
    border-radius: var(--site-radius-md);
    box-shadow: var(--site-shadow-md);
}

.site-form-group {
    margin-bottom: 16px;
}

.site-input,
.site-textarea,
.site-select {
    width: 100%;
    min-height: 44px;
    padding: 10px 12px;
    border: 1px solid #d1d5db;
    border-radius: var(--site-radius-sm);
    background: #ffffff;
    color: var(--site-text);
}

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

.site-input:focus,
.site-textarea:focus,
.site-select:focus {
    outline: none;
    border-color: var(--site-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.10);
}

/* RESPONSIVO */
@media (max-width: 991px) {
    .site-header__inner {
        flex-direction: column;
        align-items: flex-start;
        padding-top: 16px;
        padding-bottom: 16px;
    }

    .site-nav--desktop {
        display: none;
    }

    .site-nav-mobile {
        display: block;
    }

    .site-nav-mobile__toggle {
        width: 100%;
    }

    .post-grid,
    .post-grid--related {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .single-post__title {
        font-size: 2rem;
    }

    .site-footer__inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .site-footer__contact {
        text-align: left;
    }
}

@media (max-width: 640px) {
    .site-section {
        padding: 32px 0;
    }

    .page-hero h1 {
        font-size: 1.8rem;
    }

    .post-grid,
    .post-grid--related {
        grid-template-columns: 1fr;
    }

    .single-post {
        padding: 22px;
    }

    .single-post__title {
        font-size: 1.7rem;
    }

    .site-brand__name {
        font-size: 1.2rem;
    }

    .site-nav-mobile__menu {
        padding: 8px;
    }

    .site-nav-mobile__link {
        min-height: 40px;
        padding: 10px 12px;
    }
}