@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;800&family=JetBrains+Mono:wght@700&display=swap');

/* Basis & Farben */
:root {
    --bg-dark: #0f172a;
    --primary: #8b5cf6;
    --primary-hover: #7c3aed;
    --secondary: #334155;
    --danger: #ef4444;
    --danger-hover: #dc2626;
    --success: #10b981;
    --text-light: #f8fafc;
    --glass-bg: rgba(30, 41, 59, 0.6);
    --glass-border: rgba(255, 255, 255, 0.1);
}

* {
    box-sizing: border-box;
    margin: 0; padding: 0;
}

body {
    overflow: hidden;
    font-family: 'Poppins', sans-serif;
    color: var(--text-light);
    user-select: none;
    background-color: var(--bg-dark);
}

/* Animierter, moderner Hintergrund */
.bg-animation {
    position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; z-index: -1;
    background: linear-gradient(-45deg, #0f172a, #1e1b4b, #312e81, #0f172a);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
}
@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Glassmorphism Panels */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    text-align: center;
}

.auth-panel, .start-panel, .result-panel { width: 100%; max-width: 400px; }
.wide-panel { width: 90%; max-width: 800px; }
.glass-overlay { background: rgba(15, 23, 42, 0.85); backdrop-filter: blur(8px); }
.screen {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    display: flex; flex-direction: column; align-items: center; justify-content: center; z-index: 10;
}

/* Typografie */
h1, h2 { margin-bottom: 25px; font-weight: 800; letter-spacing: 1px; }
h1 { font-size: 2.5rem; background: linear-gradient(to right, #a78bfa, #38bdf8); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }

/* Formulare & Inputs */
.form-group { margin-bottom: 20px; text-align: left; width: 100%; }
.form-group label { display: block; font-size: 0.9rem; margin-bottom: 8px; color: #cbd5e1; }
.modern-input {
    width: 100%;
    padding: 12px 15px;
    margin-bottom: 10px;
    font-size: 1rem;
    background: rgba(15, 23, 42, 0.6);
    color: white;
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    outline: none;
    font-family: 'Poppins', sans-serif;
    transition: border-color 0.3s;
}
.modern-input:focus { border-color: var(--primary); }
select.modern-input option { background: var(--bg-dark); }

/* Radio Buttons als schicke Toggle-Elemente */
.radio-group { display: flex; gap: 10px; }
.radio-group input[type="radio"] { display: none; }
.radio-label {
    flex: 1; text-align: center; padding: 10px; cursor: pointer;
    background: rgba(15, 23, 42, 0.6); border: 1px solid var(--glass-border);
    border-radius: 8px; transition: 0.3s;
}
.radio-group input[type="radio"]:checked + .radio-label {
    background: var(--primary); border-color: var(--primary); font-weight: 600;
}

/* Buttons */
button {
    font-family: 'Poppins', sans-serif; padding: 12px 20px; font-size: 1rem;
    border-radius: 8px; border: none; cursor: pointer; font-weight: 600;
    transition: all 0.3s ease; color: white;
}
.primary-btn { background: var(--primary); box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4); }
.primary-btn:hover { background: var(--primary-hover); transform: translateY(-2px); }
.secondary-btn { background: var(--secondary); }
.secondary-btn:hover { background: #475569; }
.danger-btn { background: var(--danger) !important; }
.danger-btn:hover { background: var(--danger-hover) !important; }
.full-width { width: 100%; }
.pulse-btn { animation: pulse 2s infinite; }
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(139, 92, 246, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(139, 92, 246, 0); }
    100% { box-shadow: 0 0 0 0 rgba(139, 92, 246, 0); }
}

/* Header & Menü */
header {
    position: fixed; top: 0; left: 0; width: 100%; height: 60px;
    background: rgba(15, 23, 42, 0.8); backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    display: flex; justify-content: space-between; align-items: center;
    padding: 0 20px; z-index: 900;
}
header .logo { font-weight: 800; font-size: 1.2rem; color: #38bdf8; }
.icon-btn { background: transparent; padding: 5px; box-shadow: none; display: flex; align-items: center; justify-content: center; }
.icon-btn:hover { background: rgba(255,255,255,0.1); transform: none; }

/* Off-Canvas Seitenmenü */
.side-menu {
    position: fixed; top: 0; right: -300px; width: 300px; height: 100%;
    background: rgba(15, 23, 42, 0.95); backdrop-filter: blur(15px);
    border-left: 1px solid var(--glass-border); z-index: 1000;
    transition: right 0.3s ease; display: flex; flex-direction: column; padding: 20px;
}
.side-menu.open { right: 0; }
.menu-backdrop {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.5); z-index: 999; display: none; opacity: 0; transition: opacity 0.3s;
}
.menu-backdrop.show { display: block; opacity: 1; }
.close-btn { align-self: flex-end; font-size: 1.5rem; color: white; margin-bottom: 20px; }
.menu-user-info { margin-bottom: 30px; font-size: 0.9rem; color: #cbd5e1; }
.menu-user-info strong { color: white; font-size: 1.2rem; display: block; margin-top: 5px; }
.menu-links { display: flex; flex-direction: column; gap: 15px; }
.menu-links a { color: white; text-decoration: none; font-weight: 600; padding: 10px; border-radius: 8px; transition: background 0.2s; }
.menu-links a:hover { background: rgba(255,255,255,0.1); }
.menu-links hr { border: 0; border-top: 1px solid var(--glass-border); margin: 10px 0; }
.text-danger { color: #fca5a5 !important; }
.text-link { color: #38bdf8; text-decoration: none; font-size: 0.9rem; display: inline-block; margin-top: 15px; }
.error-text { color: #fca5a5; font-size: 0.9rem; margin-top: 8px; }

/* Modal */
.modal {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.6); z-index: 1001; display: none;
    align-items: center; justify-content: center;
}
.modal-actions { display: flex; gap: 10px; margin-top: 20px; }

/* Tabellen */
.table-responsive { width: 100%; overflow-x: auto; }
.modern-table { width: 100%; border-collapse: collapse; text-align: left; }
.modern-table th, .modern-table td { padding: 12px 15px; border-bottom: 1px solid var(--glass-border); }
.modern-table th { background: rgba(255,255,255,0.05); color: #38bdf8; font-weight: 600; }
.modern-table tbody tr:hover { background: rgba(255,255,255,0.02); }

/* Game UI (Oben) */
#game-ui {
    position: absolute; top: 70px; left: 20px; right: 20px;
    display: flex; justify-content: space-between; align-items: flex-start;
    z-index: 5; display: none;
}
.stats-container {
    display: flex; gap: 20px; padding: 10px 20px; border-radius: 30px;
    font-size: 1.1rem; font-weight: 800; background: rgba(15,23,42,0.8);
}
.controls-container { display: flex; gap: 10px; }
.glass-btn { background: rgba(255,255,255,0.1); border: 1px solid var(--glass-border); backdrop-filter: blur(5px); }
.glass-btn:hover { background: rgba(255,255,255,0.2); }

#error-display { color: #fca5a5; }
#combo-display { color: #fde047; transition: transform 0.1s; }
.combo-pop { transform: scale(1.4); color: #fbbf24; }
.highlight-stat { font-weight: 800; color: #10b981; font-size: 1.2rem; margin: 10px 0; }

/* Fallende Elemente */
#game-container { position: absolute; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; }
.falling-item {
    position: absolute;
    font-family: 'JetBrains Mono', monospace; font-size: 38px; font-weight: 700;
    background: rgba(255,255,255,0.95); color: #333;
    padding: 10px 20px; border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3); white-space: nowrap;
}
.typed-part { color: #10b981; text-shadow: 0 0 5px rgba(16, 185, 129, 0.4); }
.untyped-part { color: #333; }

/* Flash & Benachrichtigungen */
#flash-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background-color: rgba(255, 0, 0, 0); pointer-events: none; z-index: 4; transition: 0.1s;
}
#flash-overlay.flash { background-color: rgba(239, 68, 68, 0.3); }

#notification-banner {
    position: absolute; top: 90px; left: 50%; transform: translateX(-50%);
    font-size: 1.5rem; font-weight: 800; color: white;
    background: linear-gradient(90deg, #f59e0b, #ef4444); padding: 12px 30px;
    border-radius: 30px; box-shadow: 0 4px 20px rgba(0,0,0,0.4);
    z-index: 9; opacity: 0; transition: opacity 0.3s; pointer-events: none;
}
#notification-banner.show { opacity: 1; }

/* Loading-Status für Buttons */
.btn-loading {
    position: relative;
    color: transparent !important;
    pointer-events: none; /* Verhindert weitere Klicks */
    opacity: 0.8;
}

.btn-loading::after {
    content: "";
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin-top: -10px;
    margin-left: -10px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: button-loading-spinner 0.8s linear infinite;
}

@keyframes button-loading-spinner {
    from { transform: rotate(0turn); }
    to { transform: rotate(1turn); }
}

/* Cookie Banner */
.cookie-panel {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 500px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
    z-index: 2000;
    padding: 15px 25px;
    opacity: 1;
    transition: opacity 0.5s ease, bottom 0.5s ease;
}

.cookie-panel p {
    font-size: 0.9rem;
    text-align: left;
    margin: 0;
    color: var(--text-light);
}

.cookie-panel.hidden {
    opacity: 0;
    bottom: -100px;
    pointer-events: none;
}

/* Anpassung für kleine Bildschirme */
@media (max-width: 600px) {
    .cookie-panel {
        flex-direction: column;
        text-align: center;
    }
    .cookie-panel p {
        text-align: center;
    }
}