/* ============================================
   STONE TABLET - ANCIENT ARTIFACT STYLING
   ============================================ */

:root {
    --stone-dark: #2c1d14;
    --stone-light: #fdf8f3;
    --stone-medium: #e8ddd4;
    --obsidian: #1a1a1a;
    --fire-orange: #d2691e;
    --fire-red: #8b0000;
    --ancient-gold: #b8860b;
    --shadow-brown: #6c584c;
}

/* ============================================
   BASE STYLING
   ============================================ */

body {
    font-family: 'Georgia', 'Times New Roman', serif;
    background: linear-gradient(135deg, var(--stone-light) 0%, var(--stone-medium) 100%);
    color: var(--stone-dark);
    padding: 2rem;
    max-width: 800px;
    margin: auto;
    min-height: 100vh;
    position: relative;
    line-height: 1.6;
}

/* Ancient parchment texture overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(139, 69, 19, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(160, 82, 45, 0.03) 0%, transparent 50%),
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 2px,
            rgba(139, 69, 19, 0.02) 2px,
            rgba(139, 69, 19, 0.02) 4px
        );
    pointer-events: none;
    z-index: -1;
}

/* ============================================
   TYPOGRAPHY & HEADINGS
   ============================================ */

h1 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--obsidian);
    text-shadow: 
        2px 2px 4px rgba(0, 0, 0, 0.3),
        0 0 10px rgba(139, 69, 19, 0.2);
    letter-spacing: 2px;
    font-weight: bold;
    position: relative;
    text-transform: uppercase;
}

h1::after {
    content: '';
    display: block;
    width: 200px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--ancient-gold), transparent);
    margin: 10px auto;
    box-shadow: 0 0 10px rgba(184, 134, 11, 0.5);
}

h2 {
    font-size: 1.8rem;
    color: var(--fire-orange);
    border-bottom: 2px solid var(--shadow-brown);
    padding-bottom: 0.5rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
    position: relative;
}

h2::before {
    content: '◊';
    position: absolute;
    left: -1.5rem;
    color: var(--ancient-gold);
    font-size: 1.2rem;
}

h3 {
    font-size: 1.4rem;
    color: var(--fire-red);
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
}

/* ============================================
   CONTENT SECTIONS
   ============================================ */

p {
    margin-bottom: 1rem;
    text-align: justify;
    line-height: 1.7;
}

strong {
    color: var(--fire-orange);
    font-weight: bold;
}

em {
    color: var(--shadow-brown);
    font-style: italic;
    font-size: 0.95rem;
}

/* ============================================
   PASSCODE SECTION
   ============================================ */

.passcode-section {
    background: linear-gradient(135deg, rgba(139, 69, 19, 0.1), rgba(160, 82, 45, 0.05));
    border: 2px solid var(--shadow-brown);
    border-radius: 8px;
    padding: 1.5rem;
    margin: 2rem 0;
    box-shadow: 
        inset 0 0 20px rgba(139, 69, 19, 0.1),
        0 4px 8px rgba(0, 0, 0, 0.1);
    position: relative;
}

.passcode-section::before {
    content: '⚠';
    position: absolute;
    top: -10px;
    left: 20px;
    background: var(--stone-light);
    padding: 0 10px;
    color: var(--fire-red);
    font-size: 1.2rem;
}

input[type="text"] {
    padding: 0.8rem;
    width: 60%;
    font-size: 1rem;
    font-family: 'Georgia', serif;
    border: 2px solid var(--shadow-brown);
    border-radius: 4px;
    background: var(--stone-light);
    color: var(--stone-dark);
    margin-right: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

input[type="text"]:focus {
    outline: none;
    border-color: var(--fire-orange);
    box-shadow: 
        inset 0 2px 4px rgba(0, 0, 0, 0.1),
        0 0 10px rgba(210, 105, 30, 0.3);
    background: #fff;
}

input[type="text"]:disabled {
    background: #f0f0f0;
    color: #999;
    border-color: #ccc;
    cursor: not-allowed;
}

button {
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    font-family: 'Georgia', serif;
    background: linear-gradient(135deg, var(--fire-orange), #cd853f);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 
        0 4px 8px rgba(0, 0, 0, 0.2),
        inset 0 1px 2px rgba(255, 255, 255, 0.2);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
    font-weight: bold;
}

button:hover {
    background: linear-gradient(135deg, #e2761e, var(--ancient-gold));
    transform: translateY(-2px);
    box-shadow: 
        0 6px 12px rgba(0, 0, 0, 0.3),
        inset 0 1px 2px rgba(255, 255, 255, 0.2);
}

button:active {
    transform: translateY(0);
    box-shadow: 
        0 2px 4px rgba(0, 0, 0, 0.2),
        inset 0 1px 2px rgba(0, 0, 0, 0.1);
}

button:disabled {
    background: #999;
    cursor: not-allowed;
    transform: none;
}

/* ============================================
   LOCKED CONTENT
   ============================================ */

.locked-lore {
    border-top: 3px dashed var(--shadow-brown);
    margin-top: 2rem;
    padding-top: 1.5rem;
    position: relative;
    background: linear-gradient(135deg, rgba(139, 0, 0, 0.05), rgba(184, 134, 11, 0.05));
    border-radius: 0 0 8px 8px;
    padding: 1.5rem;
    animation: revealglow 2s ease-in-out;
}

.locked-lore::before {
    content: '🔓 UNLOCKED';
    position: absolute;
    top: -10px;
    right: 20px;
    background: var(--stone-light);
    padding: 0 10px;
    color: var(--ancient-gold);
    font-size: 0.8rem;
    font-weight: bold;
    letter-spacing: 1px;
}

/* ============================================
   FEEDBACK MESSAGES
   ============================================ */

#attempts {
    margin-top: 1rem;
    padding: 0.8rem;
    border-radius: 4px;
    font-weight: bold;
    text-align: center;
    animation: shake 0.5s ease-in-out;
    background: rgba(139, 0, 0, 0.1);
    border: 1px solid var(--fire-red);
    color: var(--fire-red);
}

.hidden {
    display: none;
}

/* ============================================
   ANIMATIONS
   ============================================ */

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

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 5px rgba(184, 134, 11, 0.3);
    }
    50% {
        box-shadow: 0 0 20px rgba(184, 134, 11, 0.6);
    }
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 768px) {
    body {
        padding: 1rem;
        font-size: 0.9rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    input[type="text"] {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    button {
        width: 100%;
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

@media (prefers-high-contrast: high) {
    body {
        background: white;
        color: black;
    }
    
    button {
        background: black;
        color: white;
        border: 2px solid black;
    }
    
    input[type="text"] {
        background: white;
        color: black;
        border: 2px solid black;
    }
}