@import url('https://font-cdn.com/css?family=Pricedown:400');

:root {
    --primary-color: #6a11cb;
    --secondary-color: #2575fc;
    --accent-color: #FFDE00;
    --text-color: #ffffff;
    --bg-color: #1a1a2e;
    --dark-bg: #16213e;
    --header-bg: #261497;
    --correct-color: #4CAF50;
    --wrong-color: #F44336;
}

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

html, body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #000;
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
}

#app-container {
    width: 100%;
    max-width: 450px;
    height: 100dvh;
    background-color: var(--bg-color);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    position: relative;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

#main-content { flex-grow: 1; overflow-y: auto; position: relative; }
.screen { display: none; flex-direction: column; height: 100%; animation: fadeIn 0.5s ease; }
.screen.active { display: flex; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.screen-header {
    background-color: var(--header-bg);
    padding: 10px 15px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    min-height: 80px;
    height: 80px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
}
.screen-header h1 {
    font-family: 'Pricedown', sans-serif;
    margin: 0;
    font-size: 28px;
    color: var(--accent-color);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    line-height: 1;
}
.screen-content { padding: 20px; }

/* --- Navigation --- */
#bottom-nav { display: flex; background-color: var(--header-bg); border-top: 1px solid var(--primary-color); flex-shrink: 0; align-items: center; }
.nav-btn { flex-grow: 1; flex-basis: 0; padding: 20px 5px; background: none; border: none; color: #a0a0a0; cursor: pointer; font-size: 14px; transition: all 0.3s ease; border-top: 3px solid transparent; font-weight: bold; }
.nav-btn.active { color: var(--accent-color); border-top-color: var(--accent-color); }

/* --- Game Show Card --- */
#game-show-card {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 20px rgba(0,0,0,0.4);
    animation: pulse-bg 5s infinite alternate;
}
@keyframes pulse-bg {
    from { background: linear-gradient(135deg, var(--primary-color), var(--secondary-color)); }
    to { background: linear-gradient(135deg, #4e089f, #1c5abd); }
}
#game-show-card h2 {
    font-family: 'Pricedown', sans-serif;
    font-size: 36px;
    color: var(--accent-color);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    margin-bottom: 25px;
}
.stat-line { margin-bottom: 15px; }
.stat-label { font-size: 16px; color: #ccc; }
.stat-value { font-size: 28px; font-weight: bold; color: white; }
.join-btn {
    margin-top: 30px;
    padding: 15px 40px;
    font-size: 20px;
    font-weight: bold;
    background-color: var(--accent-color);
    color: #000;
    border: none;
    border-radius: 30px;
    cursor: pointer;
    transition: transform 0.2s ease;
}
.join-btn:hover { transform: scale(1.05); }
.join-btn:disabled { background-color: #555; color: #888; cursor: not-allowed; }

/* --- Qualify Screen --- */
.qualify-step { text-align: center; }
.qualify-banner {
    background: linear-gradient(45deg, #ff8a00, #e52e71);
    padding: 40px 20px;
    border-radius: 15px;
    cursor: pointer;
    transition: transform 0.3s ease;
}
.qualify-banner:hover { transform: scale(1.03); }
.qualify-banner h2 { font-size: 24px; margin-bottom: 10px; }
.qualify-category-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-top: 20px;
}
.category-card {
    background-color: var(--dark-bg);
    padding: 20px;
    border-radius: 10px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}
.category-card:hover { background-color: var(--primary-color); }
.category-card .icon { font-size: 48px; }
.qualify-step h3 { margin-bottom: 10px; color: var(--accent-color); }
.qualify-step p { font-size: 14px; color: #ccc; margin-bottom: 20px; }

.qualify-question-options {
    display: flex;
    flex-direction: column;
    gap: 15px;
}
.qualify-option-btn {
    padding: 20px;
    font-size: 16px;
    background: var(--dark-bg);
    border: 2px solid var(--secondary-color);
    color: white;
    border-radius: 10px;
    cursor: pointer;
}
.cta-buttons { display: flex; flex-direction: column; gap: 15px; }
.cta-btn { padding: 15px; font-size: 16px; border-radius: 10px; cursor: pointer; border: none; }
.cta-btn.primary { background-color: var(--correct-color); color: white; }
.cta-btn.secondary { background-color: var(--wrong-color); color: white; }
.cta-btn.tertiary { background-color: #555; color: white; }

.results-list { list-style: none; padding: 0; text-align: left; margin: 20px 0; }
.results-list li {
    background: var(--dark-bg);
    padding: 15px;
    margin-bottom: 10px;
    border-radius: 10px;
    border-left: 5px solid;
}
.results-list li.correct { border-color: var(--correct-color); }
.results-list li.wrong { border-color: var(--wrong-color); }
.qualify-timer-container { margin-top: 20px; }
#qualify-timer-text { font-size: 24px; font-weight: bold; color: var(--accent-color); }

/* --- Overlays --- */
.overlay { position: absolute; top: 0; left: 0; right: 0; bottom: 0; display: none; justify-content: center; align-items: center; z-index: 1000; background: rgba(0,0,0,0.9); }
.overlay-content { background: var(--dark-bg); padding: 30px; border-radius: 15px; width: 90%; text-align: center; animation: zoomIn 0.3s ease; }
@keyframes zoomIn { from { transform: scale(0.5); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.video-placeholder {
    width: 100%;
    height: 150px;
    background-color: #000;
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 10px;
    margin: 15px 0;
}