:root {
    --bg-color: #121212;
    --card-bg: #1e1e1e;
    --primary: #00E676; /* Neon Green */
    --text: #ffffff;
    --font-main: 'Inter', sans-serif;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text);
    height: 100vh;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.app-container {
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    text-align: center;
}

.screen {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    padding-top: 20px;
    overflow-y: auto;
    animation: fadeIn 0.3s ease;
}

.screen.active {
    display: flex;
}

h1 {
    font-size: 3rem;
    font-weight: 900;
    letter-spacing: -2px;
    background: -webkit-linear-gradient(45deg, #00E676, #2979FF);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
}

.subtitle {
    opacity: 0.7;
    margin-bottom: 40px;
}

/* Buttons */
button {
    -webkit-tap-highlight-color: transparent;
    position: relative;
    overflow: hidden;
    transition: transform 0.12s ease, box-shadow 0.12s ease, opacity 0.12s ease;
    will-change: transform;
}

.primary-btn {
    background-color: var(--primary);
    color: #000;
    border: none;
    padding: 15px 40px;
    /* font-size: 1.2rem; */
    font-weight: 700;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 10px 20px rgba(0, 230, 118, 0.18);
}

.primary-btn:active,
.primary-btn.pressed {
    transform: translateY(1px) scale(0.98);
    box-shadow: 0 6px 12px rgba(0, 230, 118, 0.14);
}

.primary-btn:disabled {
    background-color: #555;
    color: #888;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
    opacity: 0.9;
}

.secondary-btn {
    background-color: #2979FF;
    color: white;
    border: none;
    padding: 12px 24px;
    font-size: 0.95rem;
    font-weight: bold;
    border-radius: 12px;
    /* margin-bottom: 10px; */
    cursor: pointer;
}

.secondary-btn:active,
.secondary-btn.pressed {
    transform: translateY(1px) scale(0.985);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.25) inset;
}

.text-btn {
    background: none;
    border: none;
    color: #aaa;
    /* margin-top: 10px; */
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
}

.text-btn:active,
.text-btn.pressed {
    transform: translateY(1px) scale(0.99);
    color: #ccc;
}

button:focus-visible {
    outline: 3px solid rgba(255,255,255,0.08);
    outline-offset: 4px;
}

/* Ripple effect */
.ripple {
    position: absolute;
    border-radius: 50%;
    transform: scale(0);
    animation: ripple-effect 600ms ease-out;
    pointer-events: none;
    background: rgba(255,255,255,0.18);
    opacity: 0.9;
}

.primary-btn .ripple { background: rgba(0,0,0,0.14); }
.secondary-btn .ripple { background: rgba(255,255,255,0.18); }
.text-btn .ripple { background: rgba(255,255,255,0.08); }

@keyframes ripple-effect {
    from { transform: scale(0); opacity: 0.9; }
    to { transform: scale(3.8); opacity: 0; }
}

/* Countdown */
.timer-circle {
    font-size: 6rem;
    font-weight: 900;
    color: var(--primary);
}

/* Game Card - Compact version */
.card {
    background: var(--card-bg);
    padding: 12px;
    border-radius: 20px;
    width: auto;
    max-width: 260px;
    margin-bottom: 15px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.card img {
    width: 100%;
    max-width: 230px;
    height: 280px;
    object-fit: cover;
    border-radius: 15px;
    display: block;
}

#celeb-name {
    margin-top: 12px;
    margin-bottom: 8px;
    padding: 0 8px;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text);
    text-align: center;
    line-height: 1.3;
    word-wrap: break-word;
    width: 100%;
}

.controls {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
}

.hidden {
    display: none;
}

.loading-text {
    margin-top: 20px;
    font-size: 0.85rem;
    color: #666;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(5px);
    opacity: 1;
    transition: opacity 0.3s ease;
}

.modal.hidden {
    display: none;
    opacity: 0;
    pointer-events: none;
}

.modal-content {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 20px;
    width: 90%;
    max-width: 400px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.1);
    max-height: 80vh;
    overflow-y: auto;
}

.modal-content h2 {
    margin-bottom: 20px;
    text-align: center;
    color: var(--primary);
}

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

.filter-group h3 {
    font-size: 1rem;
    margin-bottom: 10px;
    color: #aaa;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding-bottom: 5px;
}

.filter-group label {
    display: block;
    margin-bottom: 8px;
    cursor: pointer;
    font-size: 1.1rem;
}

.filter-group input[type="checkbox"] {
    margin-right: 10px;
    transform: scale(1.2);
    accent-color: var(--primary);
}

.modal-actions {
    margin-top: 30px;
    display: flex;
    justify-content: center;
}