@import url('../../assets/css/fonts.css');

:root {
    --bg-deep: #030307;
    --card-bg: rgba(20, 22, 30, 0.5);
    --card-border: rgba(255, 255, 255, 0.08);
    --primary-accent: #00f0ff;
    --secondary-accent: #7000ff;
    --success: #00ff88;
    --danger: #ff0055;
    --text-main: #f8fafc;
    --glass-blur: blur(20px);
    --neon-glow: 0 0 30px rgba(0, 240, 255, 0.25);
}

*, *::before, *::after { box-sizing: border-box; }

body {
    font-family: 'Lato', sans-serif;
    background-color: var(--bg-deep);
    color: var(--text-main);
    margin: 0;
    padding: 40px 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* Animations d'orbes (Cyberpunk background) */
body::before, body::after {
    content: ''; position: fixed;
    width: 50vw; height: 50vw; border-radius: 50%;
    filter: blur(120px); z-index: 0; opacity: 0.4;
    pointer-events: none;
    animation: floatOrb 20s infinite alternate ease-in-out;
}
body::before { background: radial-gradient(circle, var(--secondary-accent) 0%, transparent 70%); top: -20%; left: -10%; }
body::after { background: radial-gradient(circle, var(--primary-accent) 0%, transparent 70%); bottom: -20%; right: -10%; animation-delay: -10s; }

@keyframes floatOrb {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(10%, 10%) scale(1.2); }
}

#container {
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.6), var(--neon-glow);
    padding: 40px;
    width: 100%;
    max-width: 800px;
    position: relative;
    z-index: 1;
    overflow: hidden;
}

h1 {
    font-family: 'Exo 2', sans-serif;
    text-align: center;
    background: linear-gradient(135deg, #fff, var(--primary-accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-top: 0;
    margin-bottom: 30px;
    font-size: 2.2em;
    text-transform: uppercase;
    letter-spacing: 2px;
}

h2 {
    font-family: 'Exo 2', sans-serif;
    color: var(--secondary-accent);
    text-transform: uppercase;
    font-size: 1.4em;
    margin-bottom: 20px;
}

.input-group { margin-bottom: 20px; }

label {
    display: block;
    margin-bottom: 10px;
    font-weight: bold;
    color: rgba(255, 255, 255, 0.8);
    font-family: 'Exo 2', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9em;
}

textarea {
    width: 100%;
    height: 100px;
    padding: 15px;
    background: rgba(0,0,0,0.5);
    color: #fff;
    border: 1px solid var(--card-border);
    border-radius: 12px;
    font-family: inherit;
    font-size: 1em;
    resize: vertical;
    outline: none;
    transition: all 0.3s ease;
}

textarea:focus {
    border-color: var(--primary-accent);
    box-shadow: inset 0 0 10px rgba(0,240,255,0.2), 0 0 15px rgba(0,240,255,0.4);
}

textarea::placeholder { color: rgba(255, 255, 255, 0.3); }

button {
    background: linear-gradient(45deg, rgba(0,240,255,0.1), rgba(112,0,255,0.1));
    color: #fff;
    border: 1px solid var(--primary-accent);
    padding: 15px 30px;
    font-size: 1.1em;
    font-family: 'Exo 2', sans-serif;
    text-transform: uppercase;
    font-weight: bold;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: block;
    width: 100%;
    margin-top: 30px;
    position: relative;
    overflow: hidden;
    z-index: 1;
    letter-spacing: 2px;
}

button::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(45deg, var(--primary-accent), var(--secondary-accent));
    z-index: -1; opacity: 0; transition: opacity 0.3s ease;
}

button:hover::before { opacity: 1; }
button:hover {
    box-shadow: 0 0 25px rgba(0,240,255,0.6);
    transform: scale(1.02);
    border-color: transparent;
}

/* Zone d'Exercice */
.hud {
    text-align: center;
    color: var(--primary-accent);
    font-family: 'Exo 2', sans-serif;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 20px;
    font-size: 0.9em;
}

#question {
    font-size: 2.5em;
    margin-bottom: 40px;
    text-align: center;
    font-weight: 800;
    color: #fff;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
}

#reponses {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

#reponses button {
    margin-top: 0;
    background: rgba(0, 0, 0, 0.6);
    text-transform: none;
    letter-spacing: 1px;
    font-family: 'Lato', sans-serif;
    border-radius: 12px;
}

#reponses button.correct {
    background: rgba(0, 255, 136, 0.2) !important;
    border-color: var(--success) !important;
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.4) !important;
}

#reponses button.incorrect {
    background: rgba(255, 0, 85, 0.2) !important;
    border-color: var(--danger) !important;
    box-shadow: 0 0 20px rgba(255, 0, 85, 0.4) !important;
}

#message {
    font-size: 1.2em;
    font-weight: bold;
    margin-top: 30px;
    text-align: center;
    font-family: 'Exo 2', sans-serif;
    min-height: 1.5em;
}

/* Base de données visuelle */
.divider {
    border: 0; height: 1px; margin: 40px 0;
    background: linear-gradient(to right, transparent, var(--card-border), transparent);
}

.reference-data {
    background: rgba(0,0,0,0.3);
    padding: 20px;
    border-radius: 15px;
    border: 1px dashed var(--secondary-accent);
}

.ref-card {
    background: rgba(255, 255, 255, 0.03);
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 20px;
    line-height: 1.8;
}

.ref-card .highlight {
    color: var(--primary-accent);
    font-weight: bold;
}

.ref-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 15px;
    text-align: center;
}

.ref-col {
    background: rgba(0,0,0,0.5);
    padding: 15px 10px;
    border-radius: 8px;
    border: 1px solid var(--card-border);
    font-size: 1.1em;
}

.ref-col strong {
    color: var(--primary-accent);
    display: block;
    margin-bottom: 8px;
    font-size: 0.8em;
    text-transform: uppercase;
}