/* ========================================
   KIGS - Frontend Styles
   ======================================== */

/* Reset i podstawy */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #18478E;
    --secondary-color: #1d94D6;
    --accent-color: #AAD042;
    --text-dark: #2c3e50;
    --text-light: #6c757d;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --border-color: #e0e0e0;
}

body {
    font-family: 'Nunito', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #2c3e50;
    background: #ffffff;
}

.site-main {
    min-height: calc(100vh - 80px - 400px);
}

/* ========================================
   HEADER
   ======================================== */

.site-header {
    background: #ffffff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

/* Logo */
.logo a {
    display: block;
    transition: opacity 0.3s ease;
}

.logo img {
    height: 50px;
    width: auto;
}

.logo a:hover {
    opacity: 0.8;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 5px;
    align-items: center;
}

.nav-menu li a {
    display: block;
    padding: 10px 20px;
    color: #2c3e50;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s ease;
    border-radius: 6px;
    position: relative;
}

.nav-menu li a:hover {
    color: #18478E;
    background: rgba(24, 71, 142, 0.05);
}

.nav-menu li a.active {
    color: #18478E;
}

.nav-menu li a.active::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 20px;
    right: 20px;
    height: 2px;
    background: #18478E;
}

/* Przycisk Darowizna */
.btn-donation {
    background: #AAD042 !important;
    color: #2B2B2B !important;
    padding: 10px 25px !important;
    border-radius: 8px !important;
    font-weight: 700 !important;
    margin-left: 15px;
    box-shadow: 0 2px 8px rgba(170, 208, 66, 0.3);
    transition: all 0.3s ease !important;
}

.btn-donation:hover {
    background: #98bb38 !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(170, 208, 66, 0.4);
}

.btn-donation.active::after {
    display: none;
}

/* Mobile menu toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    display: block;
    width: 28px;
    height: 3px;
    background: #18478E;
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ========================================
   FOOTER
   ======================================== */

.site-footer {
    background: #18478E;
    color: #ffffff;
    padding: 60px 0 0;
    margin-top: 80px;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
}

.footer-column h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    color: #ffffff;
}

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

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    font-size: 15px;
    transition: all 0.3s ease;
}

.footer-column ul li a:hover {
    color: #AAD042;
    padding-left: 5px;
}

/* Footer About */
.footer-logo img {
    height: 45px;
    width: auto;
    margin-bottom: 20px;
    filter: brightness(0) invert(1);
}

.footer-tagline {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #AAD042;
}

.footer-description {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

/* Footer Bottom */
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    font-size: 14px;
}

.footer-copyright p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 15px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #AAD042;
}

.footer-links .separator {
    color: rgba(255, 255, 255, 0.3);
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 1200px) {
    .header-container {
        padding: 0 30px;
    }
    
    .nav-menu li a {
        padding: 10px 15px;
        font-size: 14px;
    }
    
    .btn-donation {
        padding: 10px 20px !important;
        margin-left: 10px;
    }
}

@media (max-width: 992px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
    
    .footer-about {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .header-container {
        padding: 0 20px;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        background: #ffffff;
        flex-direction: column;
        padding: 30px 20px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        transition: left 0.3s ease;
        align-items: stretch;
        gap: 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-menu li a {
        width: 100%;
        padding: 15px 20px;
        border-radius: 8px;
        margin-bottom: 5px;
    }
    
    .nav-menu li a.active::after {
        display: none;
    }
    
    .btn-donation {
        margin-left: 0 !important;
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .site-footer {
        margin-top: 60px;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 0 15px;
    }
    
    .logo img {
        height: 40px;
    }
    
    .footer-container {
        padding: 0 20px;
    }
}

/* Mobile menu animation */
@media (max-width: 768px) {
    body.menu-open {
        overflow: hidden;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
}