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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #0a0a0a;
    color: #eee;
    min-height: 100vh;
}

#app {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Screens */
.screen {
    width: 100%;
    max-width: 800px;
    padding: 2rem;
    text-align: center;
}

.hidden {
    display: none !important;
}

/* Welcome screen */
#welcome-screen h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #ffd700;
}

#welcome-screen p {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #ccc;
}

/* Buttons */
.btn {
    background: linear-gradient(135deg, #ffd700 0%, #ffaa00 100%);
    color: #1a1a2e;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.2rem;
    font-weight: bold;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    margin-top: 1rem;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(255, 215, 0, 0.4);
}

.btn:active {
    transform: translateY(0);
}

/* Game container */
#game-container {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 2rem;
}

.game {
    min-height: 400px;
}

.game h2 {
    color: #ffd700;
    margin-bottom: 1rem;
}

/* Secret screen */
.secret-content {
    animation: fadeIn 1s ease-in;
}

.secret-content h1 {
    font-size: 2.5rem;
    color: #ffd700;
    margin-bottom: 1rem;
}

.secret-reveal {
    margin-top: 2rem;
    padding: 2rem;
    background: rgba(255, 215, 0, 0.1);
    border-radius: 16px;
    border: 2px solid #ffd700;
}

.secret-text {
    font-size: 1.5rem;
    color: #fff;
    margin-top: 1rem;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Utility classes */
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }