/* ==========================================
   NUNCA DESISTA - Global Styles
   ========================================== */

/* Variáveis CSS */
:root {
    /* Cores */
    --bg-primary: #F8FAFC;
    --bg-secondary: #FFFFFF;
    --text-primary: #334155;
    --text-secondary: #64748B;
    --text-light: #94A3B8;
    --accent-primary: #0F766E;
    --accent-hover: #115E59;
    --accent-light: #CCFBF1;
    --border-color: #E2E8F0;

    /* Tipografia */
    --font-heading: 'Merriweather', serif;
    --font-body: 'Inter', sans-serif;

    /* Espaçamento */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 5rem;

    /* Bordas */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;

    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);

    /* Transições */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Tipografia */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-primary);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--spacing-md);
}

h2 {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    margin-bottom: var(--spacing-sm);
}

p {
    margin-bottom: var(--spacing-md);
}

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

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

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ==========================================
   Componentes
   ========================================== */

/* Botões */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-primary {
    background-color: var(--accent-primary);
    color: var(--bg-secondary);
    border-color: var(--accent-primary);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
    color: var(--bg-secondary);
}

.btn-secondary {
    background-color: transparent;
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

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

/* Cards */
.card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

/* ==========================================
   Header
   ========================================== */

.site-header {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

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

.nav-menu {
    display: none;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu a {
    color: var(--text-primary);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.nav-menu a:hover {
    color: var(--accent-primary);
}

.header-cta {
    display: none;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: block;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-primary);
}

/* Desktop Navigation */
@media (min-width: 768px) {
    .nav-menu {
        display: flex;
        gap: var(--spacing-lg);
    }

    .header-cta {
        display: inline-flex;
    }

    .menu-toggle {
        display: none;
    }
}

/* ==========================================
   Hero Section
   ========================================== */

.hero {
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ==========================================
   Seção 3 Fases
   ========================================== */

.phases-section {
    padding: var(--spacing-2xl) 0;
    background-color: var(--bg-secondary);
}

.phases-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.phase-card {
    text-align: center;
}

.phase-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background-color: var(--accent-light);
    color: var(--accent-primary);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-sm);
}

.phase-card h3 {
    margin-bottom: var(--spacing-xs);
}

.phase-card p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

@media (min-width: 768px) {
    .phases-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ==========================================
   Blog Section (Home)
   ========================================== */

.blog-section {
    padding: var(--spacing-2xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

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

.article-card {
    display: block;
    text-decoration: none;
    color: inherit;
}

.article-card:hover {
    text-decoration: none;
}

.article-card h3 {
    margin-bottom: var(--spacing-xs);
    transition: color var(--transition-fast);
}

.article-card:hover h3 {
    color: var(--accent-primary);
}

.article-meta {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
}

.article-excerpt {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0;
}

@media (min-width: 768px) {
    .articles-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ==========================================
   Footer
   ========================================== */

.site-footer {
    background-color: var(--text-primary);
    color: var(--bg-primary);
    padding: var(--spacing-2xl) 0;
    margin-top: var(--spacing-2xl);
}

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

.footer-brand p {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: var(--text-light);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--bg-secondary);
}

.footer-social {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.footer-social a {
    color: var(--text-light);
    font-size: 1.5rem;
    transition: color var(--transition-fast);
}

.footer-social a:hover {
    color: var(--bg-secondary);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-light);
}

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

/* ==========================================
   Blog Page
   ========================================== */

.blog-header {
    padding: var(--spacing-2xl) 0;
    text-align: center;
    background-color: var(--bg-secondary);
}

.categories-bar {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.category-pill {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.category-pill:hover,
.category-pill.active {
    background-color: var(--accent-primary);
    border-color: var(--accent-primary);
    color: var(--bg-secondary);
}

.blog-main {
    padding: var(--spacing-2xl) 0;
}

/* ==========================================
   Artigo Page
   ========================================== */

.article-main {
    padding: var(--spacing-2xl) 0;
    max-width: 800px;
    margin: 0 auto;
}

.article-header-content {
    margin-bottom: var(--spacing-lg);
}

.article-category {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--accent-light);
    color: var(--accent-primary);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
}

.article-header-content h1 {
    margin-bottom: var(--spacing-sm);
}

.article-author {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.article-featured-image {
    width: 100%;
    height: 400px;
    background-color: var(--border-color);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
}

.article-featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-body {
    font-size: 1.125rem;
    line-height: 1.8;
}

.article-body h2 {
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.article-body p {
    margin-bottom: var(--spacing-md);
}

.article-body ul,
.article-body ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.article-body li {
    margin-bottom: var(--spacing-xs);
}

/* Banner no meio do artigo */
.article-banner {
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--accent-primary) 0%, #0d5f5a 100%);
    border-radius: var(--radius-lg);
    text-align: center;
    color: var(--bg-secondary);
}

.article-banner p {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: var(--spacing-md);
    color: var(--bg-secondary);
}

.article-banner .btn {
    background-color: var(--bg-secondary);
    color: var(--accent-primary);
    border-color: var(--bg-secondary);
}

.article-banner .btn:hover {
    background-color: var(--text-primary);
    border-color: var(--text-primary);
    color: var(--bg-secondary);
}

/* ==========================================
   Utilitários
   ========================================== */

.text-center {
    text-align: center;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}