/**
 * Conceito Mármores - Main Stylesheet
 * Baseado no design system do projeto React/Tailwind
 * 
 * @package ConceitoMarmores
 * @version 1.0.0
 */

/* ========================================
   VARIÁVEIS CSS
======================================== */
:root {
    /* Cores Primárias - Paleta da Marca */
    --color-primary: #003593;           /* Azul corporativo */
    --color-primary-hover: #004bb8;     /* Azul hover/gradiente */
    --color-secondary: #FF5700;         /* Laranja (CTAs e destaques) */
    --color-secondary-hover: #e04e00;   /* Laranja hover */
    
    /* Cores Neutras */
    --color-white: #ffffff;
    --color-black: #030213;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    
    /* Bordas e Sombras */
    --border-color: rgba(0, 0, 0, 0.1);
    --border-radius: 2px;               /* PADRÃO DO PROJETO */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.15);
    
    /* Tipografia */
    --font-family: 'Roboto', sans-serif;
    --font-size-base: 16px;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-bold: 700;
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;    /* 8px */
    --spacing-sm: 1rem;      /* 16px */
    --spacing-md: 1.5rem;    /* 24px */
    --spacing-lg: 2rem;      /* 32px */
    --spacing-xl: 3rem;      /* 48px */
    --spacing-2xl: 5rem;     /* 80px */
    
    /* Container */
    --container-max-width: 1280px;
    
    /* Transições */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
}

/* ========================================
   RESET E BASE
======================================== */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    font-size: var(--font-size-base);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    font-family: var(--font-family);
    font-weight: var(--font-weight-normal);
    line-height: 1.5;
    color: var(--color-black);
    background-color: var(--color-white);
}

/* ========================================
   TIPOGRAFIA
======================================== */
h1, h2, h3, h4, h5, h6 {
    margin: 0;
    font-weight: var(--font-weight-medium);
    line-height: 1.5;
    color: var(--color-black);
}

h1 { font-size: 3rem; }      /* 48px */
h2 { font-size: 2.5rem; }    /* 40px */
h3 { font-size: 1.875rem; }  /* 30px */
h4 { font-size: 1.25rem; }   /* 20px */
h5 { font-size: 1.125rem; }  /* 18px */
h6 { font-size: 1rem; }      /* 16px */

p {
    margin: 0 0 1rem;
    font-size: 1rem;
    line-height: 1.5;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-base);
}

a:hover {
    color: var(--color-primary-hover);
}

/* ========================================
   LAYOUT UTILITÁRIOS
======================================== */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
}

.site {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.site-main {
    flex: 1;
}

/* Espaçamentos utilitários */
.py-20 { padding-top: var(--spacing-2xl); padding-bottom: var(--spacing-2xl); }
.mt-20 { margin-top: var(--spacing-2xl); }
.mb-12 { margin-bottom: var(--spacing-xl); }

/* Screen reader only */
.screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ========================================
   PAGE HEADER COMPONENT
======================================== */
.page-header {
    background: linear-gradient(to right, var(--color-primary), var(--color-primary-hover));
    color: var(--color-white);
    padding: 4rem 0;
    min-height: 230px;
    display: flex;
    align-items: center;
}

.page-header__container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

.page-header__content {
    text-align: center;
    max-width: 48rem;
    margin: 0 auto;
}

.page-header__title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--color-white);
}

.page-header__description {
    font-size: 1.25rem;
    line-height: 1.75;
    color: var(--color-white);
    opacity: 0.95;
}

@media (max-width: 768px) {
    .page-header {
        min-height: auto;
        padding: 3rem 0;
    }
    
    .page-header__title {
        font-size: 1.875rem;
    }
    
    .page-header__description {
        font-size: 1rem;
    }
}

/* ========================================
   BUTTONS
======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: var(--font-weight-medium);
    font-family: var(--font-family);
    text-decoration: none;
    border-radius: var(--border-radius);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

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

.btn-primary:hover {
    background-color: var(--color-secondary-hover);
    color: var(--color-white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

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

/* ========================================
   CARDS
======================================== */
.stone-card,
.project-card {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    background-color: var(--color-white);
}

.stone-card:hover,
.project-card:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}

.stone-card img,
.project-card img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.stone-card__content,
.project-card__content {
    padding: 1.5rem;
}

.stone-card__title,
.project-card__content h3 {
    margin: 0 0 0.5rem;
    font-size: 1.125rem;
    color: var(--color-black);
}

.stone-card__code {
    margin: 0 0 0.75rem;
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

.stone-card__badge,
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
}

/* ========================================
   GRIDS
======================================== */
.mostruario-grid,
.projects-grid {
    display: grid;
    gap: 2rem;
    margin-top: 2rem;
}

/* Mostruário: 4 colunas desktop, 2 tablet, 1 mobile */
.mostruario-grid {
    grid-template-columns: repeat(1, 1fr);
}

@media (min-width: 768px) {
    .mostruario-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .mostruario-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Projetos: 3 colunas desktop, 2 tablet, 1 mobile */
.projects-grid {
    grid-template-columns: repeat(1, 1fr);
}

@media (min-width: 768px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .projects-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ========================================
   WHATSAPP BUTTON (Floating)
======================================== */
.whatsapp-button {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    z-index: 100;
    transition: all var(--transition-slow);
    text-decoration: none;
}

.whatsapp-button:hover {
    background-color: #1ebe57;
    color: var(--color-white);
    transform: scale(1.1);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

.whatsapp-button svg {
    width: 28px;
    height: 28px;
}

/* ========================================
   BREADCRUMB
======================================== */
.breadcrumb-wrapper {
    background-color: var(--color-gray-50);
    padding: 1rem 0;
}

.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.breadcrumb-item a {
    color: var(--color-gray-600);
    transition: color var(--transition-base);
}

.breadcrumb-item a:hover {
    color: var(--color-primary);
}

.breadcrumb-item.active span {
    color: var(--color-black);
    font-weight: var(--font-weight-medium);
}

.breadcrumb-separator {
    color: var(--color-gray-600);
    margin: 0 0.25rem;
}

/* ========================================
   FILTERS
======================================== */
.filters-wrapper {
    margin-bottom: var(--spacing-lg);
}

.filters-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1rem;
}

@media (min-width: 768px) {
    .filters-grid {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

.search-form {
    flex: 1;
    max-width: 400px;
}

.search-input-wrapper {
    position: relative;
    display: flex;
}

.search-input {
    width: 100%;
    padding: 0.75rem 3rem 0.75rem 1rem;
    font-size: 1rem;
    font-family: var(--font-family);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: border-color var(--transition-base);
}

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

.search-button {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    padding: 0 1rem;
    background: none;
    border: none;
    color: var(--color-gray-600);
    cursor: pointer;
    transition: color var(--transition-base);
}

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

.type-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.filter-btn {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
    background-color: var(--color-white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.filter-btn:hover {
    background-color: var(--color-gray-50);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

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

.filter-btn .count {
    margin-left: 0.25rem;
    opacity: 0.7;
}

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

/* ========================================
   PAGINATION
======================================== */
.pagination-wrapper {
    margin-top: 3rem;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.5rem;
    height: 2.5rem;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
    background-color: var(--color-white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    text-decoration: none;
    transition: all var(--transition-base);
}

.page-numbers:hover {
    background-color: var(--color-gray-50);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.page-numbers.current {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}

.page-numbers svg {
    width: 20px;
    height: 20px;
}

/* ========================================
   STONE DETAIL
======================================== */
.stone-detail__grid {
    display: grid;
    gap: 3rem;
    margin-bottom: 3rem;
}

@media (min-width: 1024px) {
    .stone-detail__grid {
        grid-template-columns: 1fr 1fr;
    }
}

.gallery-main {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    background-color: var(--color-gray-100);
    border-radius: var(--border-radius);
    overflow: hidden;
}

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

.gallery-thumbs {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 0.5rem;
    margin-top: 1rem;
}

.gallery-thumb {
    aspect-ratio: 1;
    padding: 0;
    background: none;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    overflow: hidden;
    cursor: pointer;
    transition: border-color var(--transition-base);
}

.gallery-thumb:hover {
    border-color: var(--color-primary);
}

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

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

.stone-title {
    margin: 0 0 1.5rem;
}

.stone-meta {
    margin-bottom: 2rem;
}

.stone-meta__item {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.stone-meta__item strong {
    color: var(--color-gray-700);
}

.stone-actions {
    display: flex;
    gap: 1rem;
}

/* ========================================
   HEADER (Fallback)
======================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 80px;
    background-color: var(--color-white);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    z-index: 50;
}

.header-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 2rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Compensação para conteúdo abaixo do header fixo */
.site-header ~ #primary,
.site-header ~ .site-main,
.elementor-location-header ~ #primary,
.elementor-location-header ~ .site-main {
    padding-top: 80px;
}



/* ========================================
   SCROLLBAR CUSTOMIZADO
======================================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-gray-100);
}

::-webkit-scrollbar-thumb {
    background-color: var(--color-primary);
    border-radius: var(--border-radius);
}

::-webkit-scrollbar-thumb:hover {
    background-color: var(--color-primary-hover);
}

/* ========================================
   RESPONSIVE HELPERS
======================================== */
@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    
    .mostruario-grid,
    .projects-grid {
        gap: 1.5rem;
    }
}