/*
Theme Name: Instituto Bioma
Theme URI: https://institutobioma.com.br
Author: Instituto Bioma
Author URI: https://institutobioma.com.br
Description: Tema WordPress personalizado para o Instituto Bioma, focado em sustentabilidade, meio ambiente e educação ambiental.
Version: 1.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: institutobioma
Tags: sustainable, environmental, education, green, nature, responsive-layout, accessibility-ready
*/

/* Reset e Estilos Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-green: #5CB85C;
    --dark-green: #3D5F5C;
    --light-green: #4CAF50;
    --accent-blue: #1565C0;
    --dark-bg: #456360;
    --white: #FFFFFF;
    --light-gray: #F5F5F5;
    --text-dark: #2C3E50;
    --text-gray: #6C757D;
    --accent-light: #E8F5E9;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.site-header {
    background: var(--white);
    color: var(--text-dark);
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

.site-header.scrolled {
    padding: 1rem 0;
    box-shadow: 0 2px 12px rgba(0,0,0,0.1);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-title {
    font-size: 1.8rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--primary-green);
    letter-spacing: -0.5px;
}

.site-description {
    font-size: 0.9rem;
    color: var(--text-gray);
    font-weight: 400;
}

/* Navegação */
.main-navigation {
    background: transparent;
}

.main-navigation ul {
    list-style: none;
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.main-navigation a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    position: relative;
}

.main-navigation a:hover {
    color: var(--primary-green);
}

.main-navigation a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-green);
    transition: width 0.3s ease;
}

.main-navigation a:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    background: var(--primary-green);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
}

/* Conteúdo Principal */
.site-main {
    padding: 0;
    min-height: 60vh;
}

.page-header {
    text-align: center;
    margin-bottom: 4rem;
}

.page-title {
    font-size: 3rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-weight: 700;
    letter-spacing: -1px;
}

.page-content {
    font-size: 1.1rem;
    line-height: 1.8;
    max-width: 1200px;
    margin: 0 auto;
}

/* Cards e Seções */
.card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 2px 16px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
}

.card-title {
    color: var(--text-dark);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.card-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.card-content {
    padding: 2rem;
}

.card-tag {
    display: inline-block;
    background: var(--accent-lime);
    color: var(--dark-green);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

/* Botões */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--primary-green);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn:hover {
    background: var(--dark-green);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(124, 179, 66, 0.3);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--primary-green);
    color: var(--primary-green);
}

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

.btn-outline {
    background: transparent;
    border: 2px solid white;
    color: white;
}

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

/* Footer */
.site-footer {
    background: var(--dark-bg);
    color: white;
    padding: 4rem 0 2rem;
    margin-top: 6rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-widget h3 {
    margin-bottom: 1.5rem;
    color: var(--light-green);
    font-weight: 700;
    font-size: 1.1rem;
}

.footer-widget ul {
    list-style: none;
}

.footer-widget ul li {
    margin-bottom: 0.8rem;
}

.footer-widget a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

.footer-widget a:hover {
    color: var(--light-green);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.9rem;
    color: rgba(255,255,255,0.7);
}

/* Grid Layouts */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

/* Seções */
section {
    padding: 5rem 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 3rem;
}

.bg-light {
    background: var(--light-gray);
}

.bg-green {
    background: var(--primary-green);
    color: white;
}

.bg-dark {
    background: var(--dark-bg);
    color: white;
}

/* Responsividade */
@media (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .main-navigation ul {
        display: none;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .main-navigation.toggled ul {
        display: flex;
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 0;
    }
    
    .site-title {
        font-size: 1.5rem;
    }
    
    .page-title,
    .section-title {
        font-size: 2rem;
    }
    
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
    
    section {
        padding: 3rem 0;
    }
}

@media (max-width: 480px) {
    .page-title,
    .section-title {
        font-size: 1.75rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

/* Classes utilitárias */
.text-center {
    text-align: center;
}

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

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

.text-green {
    color: var(--primary-green);
}

.text-white {
    color: white;
}

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mt-4 { margin-top: 4rem; }

.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }
.mb-4 { margin-bottom: 4rem; }

.py-1 { padding-top: 1rem; padding-bottom: 1rem; }
.py-2 { padding-top: 2rem; padding-bottom: 2rem; }
.py-3 { padding-top: 3rem; padding-bottom: 3rem; }
.py-4 { padding-top: 4rem; padding-bottom: 4rem; }

/* Animações */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.fade-in {
    animation: fadeIn 0.8s ease-out;
}

.fade-in.animated {
    opacity: 1;
}

.slide-in-left {
    animation: slideInLeft 0.8s ease-out;
}

.slide-in-right {
    animation: slideInRight 0.8s ease-out;
}