/**
 * ACGEO Theme Styles
 * 
 * Cores principais:
 * - Verde primário: #2E7D5E
 * - Verde escuro: #1B4D3E
 * - Verde claro (accent): #3D9970
 * - Teal: #0D9488
 * - Cinza claro: #F8F9FA
 * - Texto: #1F2937
 */

/* ==========================================================================
   CSS Variables
   ========================================================================== */
:root {
    /* Cores */
    --color-primary: #2E7D5E;
    --color-primary-dark: #1B4D3E;
    --color-primary-light: #3D9970;
    --color-teal: #0D9488;
    --color-teal-light: #14B8A6;
    
    --color-white: #FFFFFF;
    --color-gray-50: #F9FAFB;
    --color-gray-100: #F3F4F6;
    --color-gray-200: #E5E7EB;
    --color-gray-300: #D1D5DB;
    --color-gray-400: #9CA3AF;
    --color-gray-500: #6B7280;
    --color-gray-600: #4B5563;
    --color-gray-700: #374151;
    --color-gray-800: #1F2937;
    --color-gray-900: #111827;
    
    /* Tipografia */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Espaçamento */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    
    /* Bordas */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Transições */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    
    /* Layout */
    --container-max: 1200px;
    --header-height: 80px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-white);
}

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

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

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* ==========================================================================
   Layout
   ========================================================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

.section {
    padding: var(--spacing-16) 0;
}

.section--gray {
    background-color: var(--color-gray-50);
}

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

/* ==========================================================================
   Typography
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-gray-900);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

.section-header {
    margin-bottom: var(--spacing-12);
}

.section-title {
    margin-bottom: var(--spacing-4);
}

.section-subtitle {
    color: var(--color-gray-600);
    font-size: var(--font-size-lg);
    max-width: 600px;
    margin: 0 auto;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-6);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    white-space: nowrap;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: #469687;
    color: var(--color-white);
    border-color: #469687;
}

.btn-primary:hover {
    background-color: #3a7f72;
    border-color: #3a7f72;
}

.btn-dark {
    background-color: #3A2D2F;
    color: var(--color-white);
    border-color: #3A2D2F;
}

.btn-dark:hover {
    background-color: #2C2022;
    border-color: #2C2022;
}

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

.btn-white:hover {
    background-color: var(--color-gray-100);
    border-color: var(--color-gray-100);
}

.btn-outline-white {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

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

.btn-block {
    width: 100%;
}

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: var(--color-white);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.header-logo {
    flex-shrink: 0;
}

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

.acgeo-logo {
    height: 32px;
    width: auto;
}

.header-nav {
    display: none;
    margin-left: auto;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-8);
}

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-600);
    transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-item.active .nav-link {
    color: var(--color-gray-900);
}

.header-cta {
    display: none;
}

.mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--color-gray-800);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 320px;
    height: 100vh;
    background-color: var(--color-white);
    z-index: 1001;
    padding: var(--spacing-6);
    transition: right var(--transition-slow);
    box-shadow: var(--shadow-xl);
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-8);
}

.mobile-menu-close {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-600);
}

.mobile-nav-menu {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-8);
}

.mobile-nav-menu a {
    font-size: var(--font-size-lg);
    font-weight: 500;
    color: var(--color-gray-800);
    padding: var(--spacing-2) 0;
}

/* Desktop styles */
@media (min-width: 1024px) {
    .header-nav {
        display: block;
    }
    
    .header-cta {
        display: block;
        margin-left: var(--spacing-8);
    }
    
    .mobile-menu-toggle {
        display: none;
    }
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    padding: var(--header-height) 0 0;
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    background-image: url('../images/hero-bg.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 480px;
    display: flex;
    align-items: center;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-10);
    align-items: center;
}

.hero-content {
    color: var(--color-white);
    max-width: 680px;
}

.hero-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: var(--spacing-6);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    margin-bottom: var(--spacing-8);
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-4);
}

@media (min-width: 768px) {
    .hero {
        min-height: 560px;
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
}

@media (min-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1.2fr 0.8fr;
    }
    
    .hero-title {
        font-size: var(--font-size-5xl);
    }
}

@media (min-width: 1440px) {
    .hero {
        min-height: auto;
        aspect-ratio: 1440 / 636;
    }
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
}

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

.service-card {
    background-color: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
    box-shadow: var(--shadow-md);
    transition: box-shadow var(--transition-base), transform var(--transition-base);
}

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

.service-card-icon {
    width: 56px;
    height: 56px;
    margin-bottom: var(--spacing-6);
}

.service-card-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.service-card-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-3);
}

.service-card-description {
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-6);
}

.service-card-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-6);
}

.service-card-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
}

.service-card-list .icon {
    color: var(--color-primary);
    flex-shrink: 0;
}

.service-card-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.service-card-link:hover {
    color: var(--color-primary-dark);
}

.service-card-link .icon {
    width: 16px;
    height: 16px;
    transition: transform var(--transition-fast);
}

.service-card-link:hover .icon {
    transform: translateX(4px);
}

/* ==========================================================================
   Projects Section
   ========================================================================== */
.projects-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-10);
}

@media (min-width: 640px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

.project-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.project-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.project-card-image {
    aspect-ratio: 4/3;
    overflow: hidden;
}

.project-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.project-card-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-gray-200), var(--color-gray-300));
}

.project-card-title {
    padding: var(--spacing-4) var(--spacing-5);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

/* ==========================================================================
   Partners Section
   ========================================================================== */
.partners-carousel {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

.carousel-btn {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-600);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.carousel-btn:hover {
    background-color: var(--color-gray-50);
    color: var(--color-gray-800);
}

.partners-track {
    display: flex;
    align-items: center;
    gap: var(--spacing-10);
    overflow-x: auto;
    scroll-behavior: smooth;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: var(--spacing-4) 0;
    flex: 1;
}

/* Center items when they fit, allow proper scrolling when they overflow.
   Avoids the flexbox + justify-content:center + overflow-x:auto bug where
   the leftmost items become inaccessible and the carousel appears to start
   scrolled to the end. */
.partners-track > .partner-item:first-child {
    margin-inline-start: auto;
}

.partners-track > .partner-item:last-child {
    margin-inline-end: auto;
}

.partners-track::-webkit-scrollbar {
    display: none;
}

.partner-item {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 120px;
    height: 60px;
}

.partner-item img {
    max-height: 40px;
    max-width: 120px;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: all var(--transition-base);
}

.partner-item:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

.partner-name {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ==========================================================================
   CTA Section
   ========================================================================== */
.cta-section {
    background: #469687;
    padding: var(--spacing-16) 0;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: var(--font-size-3xl);
    color: var(--color-white);
    margin-bottom: var(--spacing-4);
}

.cta-subtitle {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-8);
}

.cta-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-4);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
    background-color: var(--color-gray-50);
    padding-top: var(--spacing-16);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-10);
}

@media (min-width: 640px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer-col--brand {
    max-width: 280px;
}

.footer-logo {
    margin-bottom: var(--spacing-4);
}

.footer-logo .acgeo-logo {
    color: var(--color-gray-800);
}

.footer-description {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-6);
}

.footer-social {
    display: flex;
    gap: var(--spacing-4);
}

.social-icons {
    display: flex;
    gap: var(--spacing-3);
}

.social-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background-color: var(--color-gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-600);
    transition: all var(--transition-fast);
}

.social-icon:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.social-icon .icon {
    width: 18px;
    height: 18px;
}

.footer-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-4);
    color: var(--color-gray-900);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.footer-links a {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

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

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.footer-contact li {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

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

.footer-bottom {
    margin-top: var(--spacing-12);
    padding: var(--spacing-6) 0;
    border-top: 1px solid var(--color-gray-200);
}

.copyright {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    text-align: center;
}

/* ==========================================================================
   Page Content
   ========================================================================== */
.page-content {
    padding: calc(var(--header-height) + var(--spacing-12)) 0 var(--spacing-16);
}

.breadcrumbs {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    margin-bottom: var(--spacing-8);
}

.breadcrumbs a {
    color: var(--color-gray-600);
}

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

.breadcrumbs .separator {
    margin: 0 var(--spacing-2);
}

.breadcrumbs .current {
    color: var(--color-gray-800);
}

/* Posts Grid */
.posts-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
}

@media (min-width: 640px) {
    .posts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

.post-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: box-shadow var(--transition-base);
}

.post-card:hover {
    box-shadow: var(--shadow-md);
}

.post-card-image {
    aspect-ratio: 16/10;
    overflow: hidden;
}

.post-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.post-card-content {
    padding: var(--spacing-6);
}

.post-card-title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-3);
}

.post-card-title a:hover {
    color: var(--color-primary);
}

.post-card-excerpt {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-4);
}

.post-card-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-primary);
}

.post-card-link:hover {
    color: var(--color-primary-dark);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2);
    margin-top: var(--spacing-10);
}

.pagination .page-numbers {
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    background-color: var(--color-gray-100);
}

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

/* No Posts */
.no-posts {
    text-align: center;
    padding: var(--spacing-16) 0;
}

.no-posts h2 {
    margin-bottom: var(--spacing-4);
}

.no-posts p {
    color: var(--color-gray-600);
}

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

/* Icons */
.icon {
    display: inline-block;
    vertical-align: middle;
    flex-shrink: 0;
}