/* ==============================
   DIEEDRO — Global Styles
   Design de Mobiliário de Alto Padrão
   ============================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Playfair+Display:ital,wght@0,400;0,700;1,400&display=swap');

/* === CSS VARIABLES === */
:root {
    /* Paleta */
    --color-bg: #f5f4f2;
    --color-bg-off: #eeede9;
    --color-surface: #ffffff;
    --color-text: #1a1a1a;
    --color-text-muted: #888888;
    --color-accent: #6b6b6b;
    --color-border: #d8d6d1;
    --color-logo: #8a8a8a;
    --color-card-bg: #e0deda;

    /* Tipografia */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;

    /* Espaçamentos */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 6rem;
    --space-2xl: 8rem;

    /* Larguras */
    --max-width: 1200px;
    --container-pad: 1.5rem;

    /* Bordas */
    --radius-sm: 6px;
    --radius-md: 14px;
    --radius-lg: 20px;

    /* Transições */
    --transition: 0.3s ease;
}

/* === RESET === */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

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

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

ul,
ol {
    list-style: none;
}

/* === CONTAINER === */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--container-pad);
}

/* === TIPOGRAFIA === */
h1,
h2,
h3,
h4,
h5 {
    font-family: var(--font-sans);
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.5rem, 3vw, 2.25rem);
}

h3 {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
}

h4 {
    font-size: 1.125rem;
}

p {
    line-height: 1.75;
    color: var(--color-text);
}

.text-muted {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.text-sm {
    font-size: 0.875rem;
}

.text-upper {
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.75rem;
}

/* === HEADER / NAV === */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--color-bg);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition), background var(--transition);
}

.site-header.scrolled {
    border-bottom-color: var(--color-border);
    background: rgba(245, 244, 242, 0.95);
    backdrop-filter: blur(12px);
}

.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1rem var(--container-pad);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.nav-logo {
    display: flex;
    align-items: center;
}

.nav-logo a {
    display: flex;
    align-items: center;
}

.nav-logo a img,
.nav-logo a svg {
    height: 22px;
    width: auto;
    opacity: 0.7;
    display: block;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-links a {
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-text);
    transition: opacity var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-text);
    transition: width var(--transition);
}

.nav-links a:hover {
    opacity: 0.6;
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-links a.active {
    opacity: 1;
}

.nav-links a.active::after {
    width: 100%;
}

.nav-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--color-text);
    transition: var(--transition);
}

/* Mobile nav */
.mobile-nav {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 999;
    background: var(--color-bg);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
}

.mobile-nav.open {
    display: flex;
}

.mobile-nav a {
    font-size: 2rem;
    font-weight: 300;
    letter-spacing: 0.05em;
    color: var(--color-text);
    transition: opacity var(--transition);
}

.mobile-nav a:hover {
    opacity: 0.5;
}

.mobile-nav-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--color-text);
    padding: 0.5rem;
}

/* === WORDMARK / LOGO HERO === */
.wordmark-section {
    padding: 0.75rem 0;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.wordmark-section img,
.wordmark-section svg {
    width: clamp(220px, 65vw, 680px);
    height: auto;
    opacity: 0.7;
    display: block;
}

/* === HERO / CAROUSEL === */
.hero {
    position: relative;
    background: var(--color-bg);
    overflow: hidden;
    min-height: 60vh;
    display: flex;
    align-items: center;
}

.hero-slider {
    position: relative;
    width: 100%;
}

.hero-slide {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem var(--container-pad);
    min-height: 55vh;
}

.hero-slide.active {
    display: flex;
}

.hero-slide img {
    max-height: 55vh;
    width: auto;
    max-width: 80%;
    object-fit: contain;
    margin: 0 auto;
}

.hero-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--color-text);
    padding: 1rem;
    z-index: 10;
    opacity: 0.5;
    transition: opacity var(--transition);
}

.hero-nav:hover {
    opacity: 1;
}

.hero-nav.prev {
    left: 0.5rem;
}

.hero-nav.next {
    right: 0.5rem;
}

/* === SECTION TITLES === */
.section-title {
    font-size: 1.375rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

/* === PRODUCT GRID === */
.product-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.product-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-card-bg);
    position: relative;
    cursor: pointer;
    transition: transform var(--transition);
    aspect-ratio: 1;
}

.product-card:hover {
    transform: scale(1.02);
}

.product-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.product-card-label {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text);
    background: rgba(245, 244, 242, 0.85);
    backdrop-filter: blur(4px);
    padding: 0.35rem 0.75rem;
    border-radius: 100px;
}

/* Cartão grande (1ª posição) */
.product-card.featured {
    grid-column: 1 / -1;
    aspect-ratio: 16/9;
}

/* === COLLECTION GRID === */
.collection-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.collection-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-card-bg);
    position: relative;
    cursor: pointer;
    aspect-ratio: 4/3;
    transition: transform var(--transition);
}

.collection-card:hover {
    transform: scale(1.02);
}

.collection-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.collection-card-label {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    font-size: 1rem;
    font-weight: 600;
    color: white;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
}

/* === CATEGORY GRID === */
.category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.category-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-card-bg);
    position: relative;
    cursor: pointer;
    aspect-ratio: 3/4;
    transition: transform var(--transition);
}

.category-card:hover {
    transform: scale(1.02);
}

.category-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.category-card-label {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: white;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
}

/* === SHOW MORE BUTTON === */
.btn-show-more {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text);
    margin: 2rem auto 0;
    padding: 0.5rem 1rem;
    transition: opacity var(--transition);
}

.btn-show-more:hover {
    opacity: 0.6;
}

.btn-show-more .arrow-down {
    display: inline-block;
    width: 24px;
    height: 24px;
    background: var(--color-text);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.75rem;
    margin-left: 0.25rem;
}

/* === AUTHOR SECTION (HOME) === */
.author-section {
    padding: var(--space-xl) 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: start;
}

.author-img {
    aspect-ratio: 4/5;
    object-fit: cover;
    width: 100%;
    border-radius: var(--radius-sm);
    filter: grayscale(100%);
}

.author-info h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 300;
    line-height: 1.1;
    margin-bottom: 0.25rem;
}

.author-info .byline {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
}

.author-info p {
    font-size: 0.9rem;
    line-height: 1.8;
    color: var(--color-text);
    text-align: justify;
}

/* === TIMELINE === */
.timeline {
    position: relative;
    padding: 2rem 0;
}

.timeline-track {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.timeline-row {
    display: grid;
    grid-template-columns: 1fr 40px 1fr;
    gap: 0;
    min-height: 80px;
}

.timeline-item-left,
.timeline-item-right {
    padding: 0.75rem 1.5rem;
}

.timeline-item-left {
    text-align: right;
}

.timeline-item-right {
    text-align: left;
}

.timeline-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.timeline-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-text);
    border: 3px solid var(--color-bg);
    outline: 1px solid var(--color-text);
    flex-shrink: 0;
    margin-top: 1rem;
    z-index: 1;
}

.timeline-line {
    flex: 1;
    width: 1px;
    background: var(--color-border);
}

.timeline-year {
    font-size: 1.5rem;
    font-weight: 700;
    display: block;
    margin-bottom: 0.25rem;
}

.timeline-desc {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

/* === PRODUCT DETAIL === */
.product-detail {
    padding: var(--space-lg) 0;
}

.breadcrumb {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
}

.breadcrumb a {
    transition: opacity var(--transition);
}

.breadcrumb a:hover {
    opacity: 0.6;
}

.breadcrumb span {
    color: var(--color-text-muted);
    margin: 0 0.5rem;
}

.product-detail-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.product-gallery {
    position: relative;
}

.product-gallery-main {
    aspect-ratio: 1;
    background: var(--color-card-bg);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 0.75rem;
    position: relative;
}

.product-gallery-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gallery-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.7);
    border: none;
    cursor: pointer;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: background var(--transition);
}

.gallery-nav:hover {
    background: rgba(255, 255, 255, 0.95);
}

.gallery-nav.prev {
    left: 0.75rem;
}

.gallery-nav.next {
    right: 0.75rem;
}

.product-gallery-thumbs {
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    scrollbar-width: none;
}

.product-gallery-thumbs::-webkit-scrollbar {
    display: none;
}

.thumb {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    flex-shrink: 0;
    cursor: pointer;
    border: 2px solid transparent;
    transition: border-color var(--transition);
}

.thumb.active {
    border-color: var(--color-text);
}

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

.product-info h1 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 300;
    margin-bottom: 0.25rem;
}

.product-info .product-subtitle {
    font-size: 1.25rem;
    font-weight: 300;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

.product-meta {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin-bottom: 2rem;
}

.product-meta-item {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.product-meta-item strong {
    color: var(--color-text);
    font-weight: 500;
}

.product-description {
    font-size: 0.9rem;
    line-height: 1.8;
    color: var(--color-text);
    text-align: justify;
    margin-bottom: 2rem;
}

/* === FICHA TÉCNICA — ABAS === */
.ficha-tecnica {
    border-top: 1px solid var(--color-border);
    padding-top: 0;
    margin-top: 2rem;
}

.ficha-tabs {
    display: flex;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 2rem;
}

.ficha-tab-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-text-muted);
    padding: 1rem 1.25rem 0.875rem;
    position: relative;
    transition: color var(--transition);
    white-space: nowrap;
}

.ficha-tab-btn:hover {
    color: var(--color-text);
}

.ficha-tab-btn.active {
    color: var(--color-text);
    border: 1.5px solid var(--color-text);
    margin-bottom: -1px;
}

.ficha-tab-panel {
    display: none;
    animation: fadeIn 0.25s ease;
}

.ficha-tab-panel.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(4px);
    }

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

/* Dimensões */
.ficha-dims-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem 3rem;
    padding-bottom: 2rem;
}

.ficha-dim-item label {
    display: block;
    font-size: 0.7rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 0.35rem;
}

.ficha-dim-item span {
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--color-text);
}

/* Acabamentos - tabela */
.ficha-acabamentos {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding-bottom: 2rem;
}

.ficha-acab-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid var(--color-border);
}

.ficha-acab-row:first-child {
    border-top: 1px solid var(--color-border);
}

.ficha-acab-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text);
}

.ficha-acab-value {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-align: right;
}

/* Downloads */
.ficha-downloads {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding-bottom: 2rem;
}

.download-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--color-text);
    transition: background var(--transition), border-color var(--transition);
}

.download-item:hover {
    background: var(--color-bg-off);
    border-color: var(--color-text);
}

.download-item-info {
    display: flex;
    align-items: center;
    gap: 0.875rem;
}

.download-item-icon {
    width: 36px;
    height: 36px;
    background: var(--color-bg-off);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1rem;
    color: var(--color-text-muted);
}

.download-item-name {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: block;
}

.download-item-meta {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: 0.1rem;
    display: block;
}

.download-item-arrow {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    flex-shrink: 0;
}

/* === PROJECTS GRID === */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.project-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-card-bg);
    position: relative;
    cursor: pointer;
    aspect-ratio: 4/3;
    transition: transform var(--transition);
}

.project-card:hover {
    transform: scale(1.02);
}

.project-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.project-card-label {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    font-size: 0.875rem;
    font-weight: 700;
    color: white;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
    background: rgba(0, 0, 0, 0.35);
    padding: 0.35rem 0.75rem;
    border-radius: 100px;
}

.project-card.featured {
    grid-column: 1 / -1;
    aspect-ratio: 16/8;
}

/* === PROJECT DETAIL === */
.project-detail-header {
    padding: 2rem 0;
}

.project-detail-header h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 300;
    margin-bottom: 2rem;
}

.project-gallery-full {
    position: relative;
    margin-bottom: 2rem;
}

.project-gallery-full .main-img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    border-radius: var(--radius-md);
}

/* === ABOUT BRAND === */
.brand-section {
    padding: var(--space-xl) 0;
}

.mission-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 3rem;
    padding: var(--space-lg) 0;
}

.mission-item h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.mission-item p {
    font-size: 0.875rem;
    line-height: 1.8;
    color: var(--color-text-muted);
}

.studio-photos {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin: 3rem 0;
}

.studio-photos img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    border-radius: var(--radius-md);
    filter: grayscale(30%);
}

/* === MEDIA PAGE === */
.media-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.article-card {
    cursor: pointer;
    transition: transform var(--transition);
}

.article-card:hover {
    transform: translateY(-4px);
}

.article-card-img {
    aspect-ratio: 16/9;
    background: var(--color-card-bg);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 1rem;
}

.article-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.article-card-tag {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.article-card-title {
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.4;
    margin-bottom: 0.5rem;
}

.article-card-date {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* === CONTACT SECTION === */
.contact-section {
    padding: var(--space-xl) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: start;
}

.contact-info h2 {
    font-size: 1.375rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.contact-info p {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.form-group label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
}

.form-group input,
.form-group textarea,
.form-group select {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 0.875rem 1rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    color: var(--color-text);
    transition: border-color var(--transition);
    outline: none;
    width: 100%;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--color-text);
}

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

.btn-submit {
    background: var(--color-text);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    padding: 1rem 2rem;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: opacity var(--transition);
    width: 100%;
    margin-top: 0.5rem;
}

.btn-submit:hover {
    opacity: 0.7;
}

/* === FOOTER — matches mockup exactly === */
.site-footer {
    border-top: 1px solid var(--color-border);
    padding: 2.5rem 0 3rem;
    margin-top: var(--space-xl);
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--container-pad);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 3rem;
}

/* LEFT: Contato block */
.footer-left {
    display: flex;
    flex-direction: column;
}

.footer-logo-link {
    display: none;
}

.footer-logo-left {
    display: inline-flex;
    align-items: center;
    margin-bottom: 1.25rem;
}

.footer-logo-left img {
    height: 30px;
    width: auto;
    display: block;
}

.footer-contact-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 0.85rem;
    letter-spacing: -0.01em;
}

.footer-contact-row {
    font-size: 0.8rem;
    color: var(--color-text);
    margin-bottom: 0.35rem;
    line-height: 1.6;
}

.footer-contact-row a {
    color: var(--color-text);
    transition: opacity var(--transition);
}

.footer-contact-row a:hover {
    opacity: 0.6;
}

/* RIGHT: logo + social icons */
.footer-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 1rem;
    flex-shrink: 0;
}

.footer-logo-right {
    display: inline-flex;
    align-items: center;
}

.footer-logo-right img {
    height: 38px;
    width: auto;
    display: block;
    opacity: 0.85;
}

.footer-logo-img {
    height: 38px;
    width: auto;
    display: block;
    opacity: 0.85;
}

.footer-social {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: var(--color-text);
    color: white;
    transition: opacity var(--transition);
}

.social-link:hover {
    opacity: 0.7;
}

.social-link svg {
    width: 18px;
    height: 18px;
}

.nav-logo-img {
    height: 22px;
    width: auto;
    opacity: 0.7;
    display: block;
}

.wordmark-img {
    width: clamp(220px, 70vw, 720px);
    height: auto;
    opacity: 0.7;
    display: block;
}

/* === DIVIDER === */
.divider {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--space-xl) 0 var(--space-lg);
}

/* === SECTION SPACER === */
.section {
    padding: var(--space-lg) 0;
}

/* === FILTER TABS === */
.filter-tabs {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.filter-tab {
    padding: 0.5rem 1.25rem;
    border-radius: 100px;
    border: 1px solid var(--color-border);
    background: none;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all var(--transition);
    color: var(--color-text);
}

.filter-tab:hover,
.filter-tab.active {
    background: var(--color-text);
    color: white;
    border-color: var(--color-text);
}

/* === SIMILARS SECTION === */
.similars-section {
    padding: var(--space-lg) 0;
}

.similars-scroll {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    scrollbar-width: none;
    padding-bottom: 1rem;
}

.similars-scroll::-webkit-scrollbar {
    display: none;
}

.similar-card {
    flex: 0 0 220px;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-card-bg);
    position: relative;
    cursor: pointer;
    transition: transform var(--transition);
}

.similar-card:hover {
    transform: scale(1.02);
}

.similar-card-img {
    aspect-ratio: 1;
    overflow: hidden;
}

.similar-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.similar-card-label {
    position: absolute;
    bottom: 0.75rem;
    left: 0.75rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: white;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
}

.scroll-nav {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 1rem;
}

.scroll-btn {
    background: none;
    border: 1px solid var(--color-border);
    cursor: pointer;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--color-text);
    transition: all var(--transition);
    margin-left: 0.5rem;
}

.scroll-btn:hover {
    background: var(--color-text);
    color: white;
}

/* === ARTICLE DETAIL === */
.article-detail {
    max-width: 720px;
    margin: 0 auto;
    padding: var(--space-lg) var(--container-pad);
}

.article-tag-line {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

.article-title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 300;
    line-height: 1.2;
    margin-bottom: 0.75rem;
}

.article-byline {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--color-border);
}

.article-body p {
    font-size: 1rem;
    line-height: 1.9;
    margin-bottom: 1.5rem;
    color: var(--color-text);
}

.article-body h2 {
    font-size: 1.375rem;
    font-weight: 600;
    margin: 2.5rem 0 1rem;
}

.article-body img {
    width: 100%;
    border-radius: var(--radius-md);
    margin: 2rem 0;
}

/* === RESPONSIVE === */
@media (min-width: 768px) {
    .product-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .collection-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .category-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .projects-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .author-section {
        grid-template-columns: 1fr;
    }

    .product-detail-layout {
        grid-template-columns: 1fr;
    }

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

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

    .studio-photos {
        grid-template-columns: 1fr;
    }

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

    .footer-inner {
        grid-template-columns: 1fr;
    }

    .footer-right {
        align-items: flex-start;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }

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

    .timeline-row {
        grid-template-columns: 1fr 30px 1fr;
    }

    .wordmark {
        font-size: clamp(3rem, 20vw, 8rem);
    }

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

    .project-card.featured {
        grid-column: auto;
        aspect-ratio: 4/3;
    }
}

/* === PAGE HEADER (interior pages) === */
.page-hero {
    padding: 1rem 0 0;
    overflow: hidden;
}

/* === UTILITY === */
.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
}

/* === LOADING PLACEHOLDER === */
.img-placeholder {
    background: linear-gradient(90deg, var(--color-card-bg) 0%, var(--color-bg-off) 50%, var(--color-card-bg) 100%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

/* === LINK BUTTON === */
.btn-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.75rem 1.5rem;
    border: 1px solid var(--color-text);
    border-radius: 100px;
    color: var(--color-text);
    transition: all var(--transition);
}

.btn-link:hover {
    background: var(--color-text);
    color: white;
}