/* global.css - Base styles and resets */

/* CSS Variables */
:root {
    /* Colors */
    --deep-green: #1b4d3e;
    --light-green: #e8f0e8;
    --accent-green: #2e7d5e;
    --white: #ffffff;
    --off-white: #f9f9f9;
    --text-dark: #1e2b26;
    --text-light: #4a5b55;
    --gray-light: #e0e7e3;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 3rem;
    --space-xl: 4rem;

    /* Container */
    --container-max-width: 1200px;
    --container-padding: 1rem;

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;

    /* Shadows */
    --shadow-light: 0 2px 10px rgba(0,0,0,0.05);
    --shadow-medium: 0 4px 20px rgba(0,0,0,0.1);

    /* Transitions */
    --transition-fast: 0.2s ease;
}

/* Reset & base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--off-white);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--space-sm);
    color: var(--deep-green);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--space-sm);
    color: var(--text-light);
}

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

a:hover {
    color: var(--deep-green);
}

/* Lists */
ul, ol {
    list-style: none;
    margin-bottom: var(--space-sm);
}

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

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

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

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 2px solid transparent;
    font-size: 1rem;
}

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

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

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

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

/* Header */
.site-header {
    background-color: var(--white);
    box-shadow: var(--shadow-light);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: var(--space-sm) 0;
}

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

.logo a {
    display: block;
}

.logo img {
    max-height: 60px;
    width: auto;
}

/* Navigation */
.main-nav {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.nav-links {
    display: flex;
    gap: var(--space-sm);
    margin: 0;
}

.nav-links a {
    color: var(--text-dark);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-green);
    transition: width var(--transition-fast);
}

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

.nav-links a.active {
    color: var(--accent-green);
    font-weight: 600;
}

/* Mobile menu toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    margin-left: auto;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--deep-green);
    margin: 5px 0;
    transition: transform var(--transition-fast);
}

/* Donate button */
.donate-btn {
    margin-left: var(--space-md);
}

/* Footer */
.site-footer {
    background-color: var(--deep-green);
    color: var(--white);
    padding: var(--space-lg) 0 var(--space-sm);
    margin-top: var(--space-xl);
}

.site-footer h3,
.site-footer h4 {
    color: var(--white);
    margin-bottom: var(--space-sm);
}

.site-footer p,
.site-footer a {
    color: var(--light-green);
}

.site-footer a:hover {
    color: var(--white);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.footer-links ul,
.footer-social ul {
    margin: 0;
}

.footer-links li,
.footer-social li {
    margin-bottom: var(--space-xs);
}

.footer-copyright {
    text-align: center;
    padding-top: var(--space-md);
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.9rem;
}

/* Utility classes */
.text-center { text-align: center; }
.mt-1 { margin-top: var(--space-sm); }
.mt-2 { margin-top: var(--space-md); }
.mb-1 { margin-bottom: var(--space-sm); }
.mb-2 { margin-bottom: var(--space-md); }

/* ===== Common Components ===== */

/* Page Hero */
.page-hero {
    background-color: var(--light-green);
    padding: var(--space-lg) 0 var(--space-md) 0;
    text-align: center;
}

.hero-image-placeholder {
    margin-top: var(--space-md);
    height: 200px;
    background: linear-gradient(135deg, var(--deep-green), var(--accent-green));
    opacity: 0.2;
    width: 100%;
}

/* Two Column Layout */
.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: center;
}

.two-col.reverse {
    direction: rtl;
}

.two-col.reverse .col {
    direction: ltr;
}

@media (max-width: 768px) {
    .two-col {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
}

/* Image Placeholder (base) */
.image-placeholder {
    background-color: var(--light-green);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--deep-green);
    font-weight: 500;
    border: 2px dashed var(--accent-green);
    min-height: 160px;
    width: 100%;
}

/* Scroll Reveal */
.section-hidden {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.section-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Focus styles for accessibility */
a:focus,
button:focus,
.btn:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--accent-green);
    outline-offset: 2px;
}

/* Ensure mobile menu toggle button has no extra outline on click (keep focus style) */
.mobile-menu-toggle:focus {
    outline: 2px solid var(--accent-green);
    outline-offset: 2px;
}