:root {
    --bg-color: #f4f9fa;
    --panel-bg: #ffffff;
    --primär-navy: #0B2545;
    --sekundär-aqua: #00B4D8;
    --akzent-coral: #FF7A59;
    --text-main: #1D2D44;
    --text-muted: #6C757D;
    --shadow-sm: 0 4px 12px rgba(11, 37, 69, 0.03);
    --shadow-md: 0 12px 35px rgba(11, 37, 69, 0.08);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

.container { max-width: 1200px; margin: 0 auto; padding: 15px; }

.wireframe-section {
    background-color: var(--panel-bg);
    padding: 45px;
    margin-bottom: 35px;
    position: relative;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0, 180, 216, 0.08);
}

.section-label {
    position: absolute; top: 0; left: 0;
    background-color: rgba(11, 37, 69, 0.06);
    color: var(--primär-navy);
    padding: 4px 12px; font-size: 10px; font-weight: 600;
    border-radius: 0 0 8px 0; text-transform: uppercase; letter-spacing: 0.5px;
}

h1, h2, h3 { font-family: 'Montserrat', sans-serif; color: var(--primär-navy); }

/* --- Header & Nav --- */
.top-bar {
    background-color: var(--primär-navy); color: #90E0EF; text-align: center;
    padding: 12px; font-size: 13px; font-weight: 500; border-radius: 12px 12px 0 0; margin-bottom: -1px;
}
.top-bar a { color: var(--akzent-coral); text-decoration: none; font-weight: 600; border-bottom: 1px dashed var(--akzent-coral); }
.header-nav { display: flex; justify-content: space-between; align-items: center; padding: 5px 0; }
.logo-placeholder { font-family: 'Montserrat', sans-serif; font-size: 22px; font-weight: 700; color: var(--primär-navy); letter-spacing: 0.5px; }
.logo-placeholder span { color: var(--sekundär-aqua); }
.nav-links-placeholder { display: flex; gap: 35px; list-style: none; margin: 0; padding: 0; align-items: center; }
.nav-links-placeholder a { text-decoration: none; font-size: 15px; font-weight: 600; color: var(--primär-navy); transition: var(--transition); }
.nav-links-placeholder a:hover { color: var(--sekundär-aqua); }

.menu-toggle { display: none; flex-direction: column; justify-content: space-between; width: 30px; height: 21px; cursor: pointer; z-index: 1001; }
.menu-toggle .bar { height: 3px; width: 100%; background-color: var(--primär-navy); border-radius: 10px; transition: var(--transition); }
.desktop-only-btn { display: inline-block; }
.mobile-only-btn { display: none; }

/* --- Buttons --- */
.btn-placeholder {
    font-family: 'Inter', sans-serif; padding: 12px 30px; font-weight: 600; font-size: 14px;
    display: inline-block; text-align: center; text-decoration: none; border-radius: 6px; cursor: pointer;
    transition: var(--transition); border: 2px solid transparent; box-sizing: border-box;
}
.btn-cta { background-color: var(--akzent-coral); color: #ffffff; box-shadow: 0 4px 14px rgba(255, 122, 89, 0.3); }
.btn-cta:hover { background-color: #e5694c; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(255, 122, 89, 0.4); }
.btn-secondary { background-color: transparent; border-color: #ffffff; color: #ffffff; }
.btn-secondary:hover { background-color: rgba(255, 255, 255, 0.18); transform: translateY(-2px); }

/* --- Hero Section --- */
.hero-box {
    text-align: center; padding: 120px 20px; border-radius: 8px; color: #ffffff;
    background: linear-gradient(135deg, rgba(11, 37, 69, 0.92) 0%, rgba(19, 64, 116, 0.88) 100%), url('https://images.unsplash.com/photo-1546026423-cc4642628d2b?auto=format&fit=crop&w=1200&q=80') no-repeat center center;
    background-size: cover;
}
.hero-box h1 { color: #ffffff; font-size: 46px; margin: 0 0 15px 0; letter-spacing: 0.5px; }
.hero-box p { color: #90E0EF; font-size: 20px; font-family: 'Montserrat', sans-serif; margin: 0 0 35px 0; font-weight: 600; }

/* --- Index Layouts --- */
.split-layout { display: flex; gap: 50px; margin-top: 20px; align-items: stretch; }
.split-col { flex: 1; width: 100%; }
.vertical-stack-container { display: flex; flex-direction: column; gap: 15px; height: 100%; justify-content: space-between; }
.stacked-image-card {
    position: relative; border-radius: 16px; overflow: hidden; box-shadow: var(--shadow-sm); background-size: cover;
    background-position: center; flex: 1; min-height: 140px; display: flex; flex-direction: column;
    justify-content: flex-end; padding: 20px 25px; color: #ffffff; transition: var(--transition); cursor: pointer; box-sizing: border-box;
}
.stacked-image-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.stacked-image-card::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(to right, rgba(11, 37, 69, 0.9) 35%, rgba(0,0,0,0) 90%); z-index: 1;
}
.stacked-card-content { position: relative; z-index: 2; max-width: 75%; }
.stacked-card-content h4 { font-family: 'Montserrat', sans-serif; font-size: 18px; font-weight: 700; margin: 0 0 5px 0; color: #ffffff; }
.stacked-card-content p { font-size: 13px; line-height: 1.4; margin: 0 0 8px 0; color: #F1F5F9; }
.stacked-card-content .explore-link { font-size: 12px; font-weight: 600; color: var(--sekundär-aqua); }

.card-placeholder { background: #ffffff; border-top: 3px solid var(--sekundär-aqua); padding: 22px; margin-top: 20px; border-radius: 6px; box-shadow: 0 4px 15px rgba(0,0,0,0.02); }
.card-placeholder strong { color: var(--primär-navy); display: block; margin-bottom: 8px; font-size: 16px; text-transform: uppercase; letter-spacing: 0.5px; }
.values-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px; margin-top: 20px; }
.value-mini-card { background: #F8FAFC; padding: 15px; border-radius: 6px; border-left: 3px solid var(--primär-navy); }
.value-mini-card font { font-weight: 700; color: var(--primär-navy); display: block; margin-bottom: 4px; }

.grid-layout { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-top: 35px; }
.grid-layout-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; margin: 30px auto 0 auto; max-width: 75%; }
.grid-item { background: #ffffff; padding: 40px 30px; text-align: center; border-radius: 8px; border-top: 4px solid var(--primär-navy); box-shadow: var(--shadow-sm); transition: var(--transition); }
.grid-item:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-top-color: var(--sekundär-aqua); }
.ui-icon { font-size: 40px; margin-bottom: 20px; display: inline-block; }
.grid-item strong { font-family: 'Montserrat', sans-serif; font-size: 18px; color: var(--primär-navy); display: block; margin-bottom: 12px; }
.grid-item p { font-size: 14px; color: var(--text-muted); margin-bottom: 20px; text-align: justify; }

.tabs-header-placeholder { display: flex; gap: 8px; margin-bottom: 0; border-bottom: 2px solid #EAEAEA; }
.tab-item-placeholder { padding: 15px 25px; background: #F1F5F7; font-size: 14px; font-weight: 600; color: var(--text-muted); border-radius: 8px 8px 0 0; cursor: pointer; transition: var(--transition); border: 1px solid transparent; }
.tab-item-placeholder.active { background: var(--primär-navy); color: #ffffff; border-color: var(--primär-navy); }
.tab-content-container { background: #fff; border: 1px solid #EAEAEA; border-top: none; padding: 40px; border-radius: 0 0 8px 8px; box-shadow: var(--shadow-sm); }
.prog-content { display: none; }
.prog-content.active { display: block; }
.tags-container { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 25px; }
.tag-placeholder { background-color: #E6F7FA; color: #007A94; padding: 8px 18px; font-size: 13px; font-weight: 500; border-radius: 20px; border: 1px solid rgba(0, 180, 216, 0.18); }

.future-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 30px; }
.future-card { background: #F8FAFC; border-left: 4px solid var(--sekundär-aqua); padding: 22px; border-radius: 0 8px 8px 0; }
.future-card p { margin: 0; font-size: 14px; color: var(--text-main); font-weight: 500; }
.preview-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; margin-top: 30px; margin-bottom: 30px; }
.preview-card { border-radius: 8px; overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid rgba(0, 180, 216, 0.08); transition: var(--transition); }
.preview-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.preview-img { height: 220px; background-size: cover; background-position: center; }
.center-btn-wrapper { text-align: center; margin-top: 15px; }

.cta-banner { background: linear-gradient(135deg, var(--primär-navy) 0%, #134074 100%); color: #ffffff; text-align: center; padding: 55px 30px; border-radius: 12px; box-shadow: var(--shadow-md); }
.cta-banner h2 { color: #ffffff; margin-top: 0; font-size: 30px; }
.cta-banner p { color: #90E0EF; max-width: 650px; margin: 0 auto 30px auto; font-size: 16px; line-height: 1.6; }

/* --- Contact Us Specific --- */
.contact-wrapper { display: flex; gap: 40px; margin-top: 20px; }
.contact-form-panel { flex: 1.3; }
.contact-info-panel { flex: 0.7; background: #F8FAFC; padding: 35px; border-radius: 8px; border-left: 4px solid var(--sekundär-aqua); }
.form-group { margin-bottom: 22px; }
.form-group label { display: block; font-weight: 600; margin-bottom: 8px; font-size: 14px; color: var(--primär-navy); }
.form-control { width: 100%; padding: 12px; border: 1px solid #D1D5DB; border-radius: 6px; box-sizing: border-box; font-family: 'Inter', sans-serif; font-size: 14px; }
.form-control:focus { outline: none; border-color: var(--sekundär-aqua); box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.15); }
.btn-submit-contact { width: 100%; background-color: var(--akzent-coral); color: #ffffff; padding: 14px; border: none; border-radius: 6px; font-size: 16px; font-weight: 600; cursor: pointer; box-shadow: 0 4px 14px rgba(255, 122, 89, 0.3); transition: var(--transition); }
.btn-submit-contact:hover { background-color: #e5694c; }
.info-block { margin-bottom: 25px; }
.info-block h4 { margin: 0 0 5px 0; color: var(--primär-navy); }
.info-block p { margin: 0; font-size: 14.5px; color: var(--text-muted); }

/* --- Gallery Specific --- */
.filter-header-tabs { display: flex; justify-content: center; gap: 10px; margin-bottom: 35px; flex-wrap: wrap; }
.filter-tag-btn { padding: 10px 18px; background-color: #F1F5F7; color: var(--text-muted); border: none; border-radius: 20px; font-weight: 600; font-size: 13.5px; cursor: pointer; transition: var(--transition); }
.filter-tag-btn.active, .filter-tag-btn:hover { background-color: var(--primär-navy); color: #ffffff; }
.gallery-grid-layout { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; }
.gallery-item { background: #ffffff; border-radius: 8px; overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid #EAEAEA; transition: var(--transition); cursor: pointer; }
.gallery-item:hover { transform: scale(1.02); box-shadow: var(--shadow-md); }
.gallery-img-frame { height: 220px; background-size: cover; background-position: center; background-repeat: no-repeat; }
.gallery-caption { padding: 15px; font-size: 13.5px; color: var(--text-main); font-weight: 500; background: #ffffff; border-top: 1px solid #F1F5F7; }
.album-indicator { font-size: 11.5px; color: var(--sekundär-aqua); display: block; margin-top: 6px; font-weight: 700; text-transform: uppercase; }

/* Lightbox Shared styles */
.lightbox-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(11, 37, 69, 0.95); backdrop-filter: blur(8px); z-index: 2000; display: none; justify-content: center; align-items: center; opacity: 0; transition: opacity 0.3s ease; flex-direction: column; box-sizing: border-box; }
.lightbox-overlay.active, .lightbox-overlay.show { display: flex; opacity: 1; }

/* Index Specific Lightbox */
.lightbox-card { background-size: cover; background-position: center; width: 90%; max-width: 700px; height: 400px; border-radius: 24px; position: relative; box-shadow: 0 25px 50px rgba(0,0,0,0.3); display: flex; flex-direction: column; justify-content: flex-end; padding: 40px; color: #fff; transform: scale(0.8); transition: transform 0.3s ease; box-sizing: border-box; }
.lightbox-overlay.active .lightbox-card { transform: scale(1); }
.lightbox-card::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: linear-gradient(to top, rgba(11, 37, 69, 0.95) 40%, rgba(0,0,0,0.1) 100%); border-radius: 24px; z-index: 1; }
.lightbox-content { position: relative; z-index: 2; text-align: left; }
.lightbox-content h4 { font-size: 26px; margin: 0 0 12px 0; }
.lightbox-content p { font-size: 16px; line-height: 1.6; color: #E2E8F0; margin: 0; }
.close-lightbox { position: absolute; top: 20px; right: 20px; background: rgba(255,255,255,0.2); color: #fff; border: none; width: 40px; height: 40px; border-radius: 50%; font-size: 20px; cursor: pointer; display: flex; justify-content: center; align-items: center; z-index: 3; transition: var(--transition); }
.close-lightbox:hover { background: rgba(255,255,255,0.4); }

/* Gallery Specific Lightbox Slider */
.slider-container { position: relative; width: 100%; max-width: 900px; display: flex; justify-content: center; align-items: center; }
.lightbox-image { width: 100%; height: auto; max-height: 80vh; object-fit: contain; border-radius: 8px; box-shadow: 0 12px 45px rgba(0,0,0,0.6); transform: scale(0.96); transition: transform 0.3s ease; background-color: #000; }
.lightbox-overlay.show .lightbox-image { transform: scale(1); }
.lightbox-arrow { position: absolute; top: 50%; transform: translateY(-50%); color: #ffffff; font-size: 40px; font-weight: 300; cursor: pointer; user-select: none; background-color: rgba(255, 255, 255, 0.15); width: 50px; height: 50px; display: flex; align-items: center; justify-content: center; border-radius: 50%; transition: var(--transition); z-index: 2100; }
.lightbox-arrow:hover { background-color: var(--akzent-coral); transform: translateY(-50%) scale(1.08); }
.lightbox-prev { left: -60px; }
.lightbox-next { right: -60px; }
.lightbox-close-btn { position: absolute; top: -45px; right: 0; color: #ffffff; font-size: 35px; font-weight: 700; cursor: pointer; transition: var(--transition); }
.lightbox-close-btn:hover { color: var(--akzent-coral); }
.lightbox-text-caption { color: #ffffff; margin-top: 15px; font-size: 15px; font-weight: 500; text-align: center; max-width: 700px; }
.lightbox-counter { color: var(--sekundär-aqua); font-size: 13px; font-weight: 600; margin-bottom: 5px; }

/* --- Support Us Specific --- */
.support-hero { text-align: center; padding: 60px 20px; background: linear-gradient(135deg, rgba(11, 37, 69, 0.95) 0%, rgba(19, 64, 116, 0.9) 100%), url('https://images.unsplash.com/photo-1583212292454-1fe6229603b7?auto=format&fit=crop&w=1200&q=80') no-repeat center center; background-size: cover; color: #ffffff; border-radius: 8px; }
.support-hero h1 { color: #ffffff; font-size: 38px; margin: 0 0 10px 0; }
.support-hero p { color: #90E0EF; font-size: 18px; max-width: 700px; margin: 0 auto; font-weight: 500; }
.donation-box-wrapper { display: flex; gap: 40px; margin-top: 20px; }
.donation-form-panel { flex: 1.2; background: #ffffff; }
.info-side-panel { flex: 0.8; background: #F8FAFC; padding: 30px; border-radius: 8px; border-left: 4px solid var(--sekundär-aqua); }
.frequency-toggle { display: flex; justify-content: center; gap: 10px; margin-bottom: 30px; }
.freq-btn { padding: 10px 25px; border: 2px solid var(--primär-navy); background: transparent; color: var(--primär-navy); font-weight: 600; border-radius: 20px; cursor: pointer; transition: var(--transition); }
.freq-btn.active { background: var(--primär-navy); color: #ffffff; }
.amount-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; margin-bottom: 25px; }
.amount-card { border: 2px solid #EAEAEA; padding: 20px 10px; text-align: center; border-radius: 8px; cursor: pointer; transition: var(--transition); }
.amount-card:hover, .amount-card.active { border-color: var(--sekundär-aqua); background-color: #E6F7FA; }
.amount-card .price { font-size: 24px; font-weight: 700; color: var(--primär-navy); display: block; margin-bottom: 5px; }
.amount-card .impact { font-size: 12px; color: var(--text-muted); line-height: 1.4; }
.custom-amount-wrapper { margin-bottom: 25px; }
.btn-submit-donation { width: 100%; background-color: var(--akzent-coral); color: #ffffff; padding: 14px; border: none; border-radius: 6px; font-size: 16px; font-weight: 600; cursor: pointer; box-shadow: 0 4px 14px rgba(255, 122, 89, 0.3); transition: var(--transition); text-align: center; }
.btn-submit-donation:hover { background-color: #e5694c; transform: translateY(-2px); }
.other-ways-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 25px; margin-top: 20px; }
.way-card { background: #ffffff; border: 1px solid #EAEAEA; padding: 30px; border-radius: 8px; box-shadow: var(--shadow-sm); }
.way-card h3 { margin-top: 0; font-size: 18px; }

/* --- Shared Footer --- */
.ui-footer-dark { background-color: var(--primär-navy); color: #ffffff; }
.ui-footer-dark strong { color: #90E0EF; font-family: 'Montserrat', sans-serif; font-size: 16px; }
.footer-cols { display: grid; grid-template-columns: 2fr 1fr 1fr 2fr; gap: 40px; padding-bottom: 30px; }
.footer-cols ul { list-style: none; padding: 0; margin: 15px 0 0 0; }
.footer-cols li { font-size: 14px; color: #D1D5DB; margin-bottom: 10px; cursor: pointer; transition: var(--transition); }
.footer-cols li:hover { color: var(--sekundär-aqua); }
.newsletter-input-box { display: flex; margin-top: 15px; gap: 8px; }
.newsletter-input-box input { padding: 12px; border: none; border-radius: 4px; flex: 1; font-size: 14px; }
.joint-initiative-box { border: 1px dashed rgba(144, 224, 239, 0.35); background: rgba(255, 255, 255, 0.04); padding: 22px; margin: 35px 0 20px 0; text-align: center; font-weight: 500; font-size: 14px; color: #ffffff; border-radius: 8px; }
.joint-initiative-box span { color: var(--akzent-coral); font-weight: 600; border-bottom: 1px dashed var(--akzent-coral); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 22px; text-align: center; font-size: 12px; color: #9CA3AF; }

/* --- Media Queries (Mobile View & Responsiveness) --- */
@media (max-width: 1024px) {
    .lightbox-prev { left: 10px; }
    .lightbox-next { right: 10px; }
    .lightbox-close-btn { top: -40px; right: 10px; }
    .lightbox-arrow { background-color: rgba(11, 37, 69, 0.7); }
}

@media (max-width: 992px) {
    .split-layout, .contact-wrapper, .donation-box-wrapper { flex-direction: column; gap: 35px; }
    .stacked-image-card { min-height: 160px; }
    .grid-layout, .preview-grid, .gallery-grid-layout, .other-ways-grid, .footer-cols { grid-template-columns: repeat(2, 1fr); gap: 30px; }
    .grid-layout-2 { max-width: 100%; grid-template-columns: repeat(2, 1fr); }
    .future-grid { grid-template-columns: repeat(2, 1fr); }
    .info-side-panel { order: -1; }
}

@media (max-width: 768px) {
    .wireframe-section { padding: 30px 20px; margin-bottom: 25px; }
    .menu-toggle { display: flex; }
    .desktop-only-btn { display: none; }
    .mobile-only-btn { display: block; width: 100%; text-align: center; margin-top: 10px; }
    .mobile-only-btn .btn-placeholder { width: 100%; display: block; }

    .nav-links-placeholder {
        display: none; flex-direction: column; position: absolute; top: 100%; left: 0; width: 100%;
        background-color: var(--panel-bg); box-shadow: 0 12px 25px rgba(0,0,0,0.08); padding: 25px;
        border-top: 1px solid rgba(0, 180, 216, 0.1); border-radius: 0 0 12px 12px; z-index: 1000; gap: 20px; align-items: flex-start;
    }
    .nav-links-placeholder.open { display: flex; }
    .menu-toggle.open .bar:nth-child(1) { transform: translateY(9px) rotate(45deg); }
    .menu-toggle.open .bar:nth-child(2) { opacity: 0; }
    .menu-toggle.open .bar:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }
    
    .hero-box { padding: 80px 15px; }
    .hero-box h1 { font-size: 32px; }
    .hero-box p { font-size: 16px; margin-bottom: 25px; }
    .hero-box .btn-placeholder { display: block; width: 100%; margin-right: 0 !important; margin-bottom: 12px; }
    
    .grid-layout, .grid-layout-2, .preview-grid, .future-grid, .footer-cols, .gallery-grid-layout, .other-ways-grid, .amount-grid { grid-template-columns: 1fr; gap: 20px; }
    .tabs-header-placeholder { overflow-x: auto; white-space: nowrap; padding-bottom: 8px; -webkit-overflow-scrolling: touch; }
    .tab-item-placeholder { padding: 10px 18px; font-size: 13px; flex-shrink: 0; }
    .tab-content-container { padding: 25px 20px; }
    .cta-banner h2 { font-size: 24px; }
    .cta-banner p { font-size: 14.5px; }
    .newsletter-input-box { flex-direction: column; }
    .newsletter-input-box input { width: 100%; box-sizing: border-box; }
    
    .support-hero h1 { font-size: 28px; }
    .support-hero p { font-size: 15px; }
}