/* === GAP 2026 Kiel - Flyer Design + Map Structure === */
:root {
    --petrol: #3b7a79;
    --petrol-dark: #2d5e5d;
    --petrol-light: #4a9a99;
    --orange: #fa9119;
    --orange-dark: #e07d0a;
    --red: #fa2e00;
    
    /* Light Mode Variablen */
    --bg: #ffffff;
    --bg-alt: #f8f6f3;
    --text: #1a1a1a;
    --text-inverse: #ffffff;
    --text-light: #444444;
    --white: #ffffff;
    
    --nav-bg: rgba(255,255,255,0.98);
    --nav-border: #eeeeee;
    --input-bg: #ffffff;
    --input-border: #cccccc;
    
    --footer-bg: #fa9119;
    --footer-bottom-bg: #1a1a1a;
    
    --shadow: 0 10px 30px rgba(0,0,0,0.05);
    --shadow-lg: 0 15px 40px rgba(0,0,0,0.1);
    
    --radius: 0px;
    --radius-lg: 0px;
    --transition: 0.3s ease;
    --map-width: 0px;
    
    color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
    :root {
        /* Dark Mode Variablen */
        --bg: #121212;
        --bg-alt: #1e1e1e;
        --text: #f0f0f0;
        --text-inverse: #121212;
        --text-light: #aaaaaa;
        --white: #222222;
        
        --nav-bg: rgba(18,18,18,0.98);
        --nav-border: #333333;
        --input-bg: #2a2a2a;
        --input-border: #444444;
        
        --footer-bg: #fa9119;
        --footer-bottom-bg: #000000;
        
        --shadow: 0 10px 30px rgba(0,0,0,0.5);
        --shadow-lg: 0 15px 40px rgba(0,0,0,0.7);
    }
}

/* === Reset & Base === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; background-color: var(--bg); }

body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background-color: transparent;
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Roter Kreis im Hintergrund (Flyer-Design) */
body::before {
    content: '';
    position: fixed;
    top: 15%;
    left: -100px;
    width: 400px;
    height: 400px;
    background: var(--red);
    border-radius: 50%;
    z-index: -1;
    opacity: 0.9;
    pointer-events: none;
}

/* Blauer/Petrol Ring rechts (Flyer-Design) */
body::after {
    content: '';
    position: fixed;
    top: -100px;
    right: -150px;
    width: 600px;
    height: 600px;
    border: 80px solid var(--petrol);
    border-radius: 50%;
    z-index: -2;
    opacity: 0.9;
    pointer-events: none;
}

a { color: var(--petrol); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--orange); }
img { max-width: 100%; height: auto; }

/* Typografie wie im Flyer */
h1, h2, h3, h4 { text-transform: uppercase; font-weight: 900; letter-spacing: -0.02em; line-height: 1.2; }
h1 { font-size: clamp(3rem, 8vw, 5rem); margin-bottom: 1.5rem; position: relative; }
h2 { font-size: 2.2rem; margin-bottom: 1.5rem; border-left: 10px solid var(--orange); padding-left: 1rem; }
h3 { font-size: 1.3rem; margin-bottom: 0.5rem; }

.highlight {
    color: var(--red);
}

.container { max-width: 900px; margin: 0 auto; padding: 0 2rem; }
.container-narrow { max-width: 700px; }
.section { padding: 4rem 0; position: relative; }
.center-cta { text-align: center; margin-top: 2rem; }
.center { text-align: center; }

/* === FOERDE-KARTE ENTFERNT === */

/* === NAVIGATION === */
.navbar {
    position: fixed; top: 0; left: 0; right: var(--map-width); z-index: 9999;
    background: var(--bg); border-bottom: 1px solid var(--nav-border);
    transition: all var(--transition);
}
.navbar.scrolled {
    background: var(--nav-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
}
.nav-container {
    max-width: 900px; margin: 0 auto; padding: 0 2rem;
    display: flex; align-items: center; justify-content: space-between; height: 80px;
}
.nav-logo {
    display: flex; align-items: center; gap: 0.8rem;
    font-weight: 900; font-size: 1.2rem; text-transform: uppercase; color: var(--text);
}
.nav-logo img { width: 45px; height: 45px; }

.nav-links { display: flex; align-items: center; gap: 1.5rem; list-style: none; }
.nav-links a {
    font-weight: 700; font-size: 0.9rem; text-transform: uppercase;
    color: var(--text); padding: 0.5rem 0;
}
.nav-links a:hover, .nav-links a.active { color: var(--red); }
.nav-cta {
    background: var(--text); color: var(--text-inverse) !important; padding: 0.5rem 1rem !important;
}
.nav-cta:hover { background: var(--red); color: white !important; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; position: relative; z-index: 1001; padding: 10px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--text); transition: all var(--transition); }

/* === MAIN CONTENT (Links von der Karte) === */
main {
    margin-right: var(--map-width);
    position: relative;
    z-index: 5;
    padding-top: 80px;
}

/* === HERO === */
.hero { padding: 4rem 0 2rem; }
.countdown { display: flex; gap: 1rem; }
.countdown-item { background: var(--bg-alt); padding: 1rem; min-width: 80px; text-align: center; border: 1px solid var(--input-border); }
.countdown-item span { display: block; font-size: 2rem; font-weight: 900; color: var(--text); line-height: 1; }
.countdown-item small { font-size: 0.8rem; font-weight: 700; text-transform: uppercase; color: var(--petrol); }

/* Buttons */
.btn {
    display: inline-block; padding: 1rem 2rem; font-weight: 900; font-size: 1rem; text-transform: uppercase;
    background: var(--text); color: var(--text-inverse); border: none; cursor: pointer; transition: all var(--transition);
}
.btn:hover { background: var(--red); color: white; transform: translateY(-2px); }

/* Exkursion Cards */
.excursion-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.5rem; }
.excursion-card {
    background: var(--bg-alt); padding: 2rem; border-left: 8px solid var(--petrol);
    transition: transform var(--transition);
    border: 1px solid var(--nav-border);
}
.excursion-card:hover { transform: translateY(-3px); }
.excursion-card h3 { color: var(--petrol); }

/* Sponsoren */
.sponsor-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 1.5rem; }
.sponsor-card { background: var(--bg-alt); padding: 1.5rem; text-align: center; border: 1px solid var(--nav-border); display: block; }
.sponsor-card:hover { border-color: var(--petrol); }
.sponsor-gold { border-top: 4px solid #ffd700; }
.sponsor-silver { border-top: 4px solid #c0c0c0; }
.sponsor-bronze { border-top: 4px solid #cd7f32; }

/* Sponsoren Ticker */
.sponsors-bar { background: var(--petrol-dark); padding: 1.5rem 0; margin-right: var(--map-width); overflow: hidden; }
.sponsors-label { color: rgba(255,255,255,0.5); font-size: 0.8rem; font-weight: 700; text-transform: uppercase; text-align: center; margin-bottom: 1rem; }
.sponsors-ticker { overflow: hidden; }
.sponsors-track { display: flex; gap: 3rem; animation: ticker 40s linear infinite; width: max-content; }
.sponsors-track .sponsor-name { color: rgba(255,255,255,0.7); font-weight: 700; font-size: 1rem; }
@keyframes ticker { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* Formulare */
.form { margin-top: 2rem; background: var(--bg-alt); padding: 2rem; border: 1px solid var(--nav-border); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; margin-bottom: 0.5rem; font-weight: 700; font-size: 0.9rem; text-transform: uppercase; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%; padding: 0.8rem; border: 1px solid var(--input-border); font-family: inherit; font-size: 1rem;
    background: var(--input-bg); color: var(--text);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--petrol); }

/* Tier-List Anmeldung */
.tier-list-container { background: var(--bg-alt); padding: 2rem; margin: 2rem 0; border: 1px solid var(--nav-border); border-left: 5px solid var(--orange); }
.tier-row { display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.tier-label { width: 100px; font-weight: 900; font-size: 1rem; padding: 0.5rem; color: white; text-align: center; text-transform: uppercase; }
.tier-1 { background: var(--red); }
.tier-2 { background: var(--orange); }
.tier-3 { background: var(--petrol); }
.tier-row select { flex: 1; padding: 0.8rem; border: 1px solid var(--input-border); background: var(--input-bg); color: var(--text); }

#sortable-list li { background: var(--input-bg) !important; border-color: var(--input-border) !important; color: var(--text) !important; }

.help-icon {
    display: inline-flex; align-items: center; justify-content: center; width: 22px; height: 22px;
    background: var(--text-light); color: white; border-radius: 50%; font-size: 12px; cursor: help;
    margin-left: 8px; vertical-align: middle; position: relative; font-weight: normal;
}
.help-icon:hover::after {
    content: attr(data-tooltip); position: absolute; bottom: 130%; left: 50%; transform: translateX(-50%);
    background: var(--text); color: var(--text-inverse); padding: 10px; width: 220px; font-size: 13px; text-transform: none; z-index: 10;
}

/* Alerts */
.alert { padding: 1.5rem; margin-bottom: 2rem; font-weight: bold; }
.alert-success { background: #e8f5e9; color: #2e7d32; border-left: 5px solid #4caf50; }
.alert-error { background: #fce4ec; color: var(--red); border-left: 5px solid var(--red); }

/* Orangefarbener Bereich (Flyer Design) */
.footer-orange { background: var(--footer-bg); padding: 4rem 0; margin-right: var(--map-width); }
.footer-orange .container { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.white-box { background: var(--bg-alt); padding: 3rem 2rem; color: var(--text); border: 1px solid var(--nav-border); }
.white-box h2 { border: none; padding: 0; margin-bottom: 1rem; color: var(--text); }
.white-box p { font-size: 1.1rem; line-height: 1.6; color: var(--text); }

/* Site Footer */
.site-footer { background: var(--footer-bottom-bg); color: #f0f0f0; padding: 4rem 0 2rem; margin-right: var(--map-width); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 3rem; }
.footer-col h4 { color: var(--orange); margin-bottom: 1rem; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 0.5rem; }
.footer-col a { color: rgba(255,255,255,0.8); }
.footer-col a:hover { color: var(--white); }
.footer-bottom { text-align: center; padding-top: 2rem; margin-top: 3rem; border-top: 1px solid rgba(255,255,255,0.1); font-size: 0.9rem; color: rgba(255,255,255,0.5); }

/* === Mobile Anpassungen === */
@media (max-width: 1024px) {
    :root { --map-width: 0px; }
    #foerde-map, .littorina { display: none; }
    main, .navbar, .sponsors-bar, .site-footer, .footer-orange { margin-right: 0; }
    body::before { width: 250px; height: 250px; left: -50px; }
}

@media (max-width: 768px) {
    .nav-toggle { display: flex; }
    .nav-links {
        position: fixed; top: 80px; left: 0; right: 0; background: var(--bg);
        flex-direction: column; padding: 2rem; box-shadow: var(--shadow-lg);
        transform: translateY(-150%); transition: transform var(--transition); z-index: 999;
    }
    .nav-links.open { transform: translateY(0); }
    .nav-links a { display: block; padding: 1rem; width: 100%; text-align: center; font-size: 1.1rem; }
    
    .footer-orange .container, .footer-grid, .form-row { grid-template-columns: 1fr; gap: 2rem; }
    h1 { font-size: 3.5rem; }
    .tier-row { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
    .tier-label { width: 100%; }
}