@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@700&family=Lato:wght@300;400;700&display=swap');

:root {
    --bg-main: #1a1a2e;
    --bg-container: #16213e;
    --primary-accent: #e94560;
    --secondary-accent: #0f3460;
    --gold-accent: #f0a500;
    --text-light: #e0f2f1;
    --text-dark: #333;
    --border-color: rgba(240, 165, 0, 0.2);
}

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

body {
    font-family: 'Lato', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-light);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

.header-container {
    text-align: center;
    margin-bottom: 40px;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.header-icon {
    width: 60px;
    height: auto;
    filter: drop-shadow(0 0 10px var(--gold-accent));
}

.header-container h1 {
    font-family: 'Cinzel', serif;
    font-size: 2.8rem;
    color: var(--text-light);
    text-shadow: 0 0 15px var(--gold-accent);
}

.main-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

@media (min-width: 992px) {
    .main-grid {
        grid-template-columns: 450px 1fr;
    }
}

.card-display-area, .log-section {
    background-color: var(--bg-container);
    border-radius: 15px;
    padding: 30px;
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.card-display {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    position: relative;
    padding-top: 30px; 
}

.cards-remaining-tag {
    position: absolute;
    top: -15px; 
    right: -15px;
    background-color: var(--primary-accent);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9em;
    font-weight: 700;
    box-shadow: 0 4px 10px rgba(233, 69, 96, 0.3);
    z-index: 10; 
    top: 0; 
}

.card-container {
    position: relative;
    width: 250px;
    height: 430px;
    perspective: 1000px;
}

#card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 15px;
    transition: transform 0.6s, box-shadow 0.3s;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    border: 2px solid transparent;
}

.card-container:hover #card-image {
    box-shadow: 0 0 25px var(--gold-accent);
    border-color: var(--gold-accent);
}

.card-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.95), transparent);
    color: white;
    padding: 20px;
    border-bottom-left-radius: 15px;
    border-bottom-right-radius: 15px;
    font-size: 0.9em;
}

.card-info h2 {
    font-family: 'Cinzel', serif;
    font-size: 1.4em;
    margin-bottom: 5px;
    color: var(--gold-accent);
}

.card-info p {
    opacity: 0.9;
}

.binary-result, .event-result {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--border-color);
}

.binary-result h3, .event-result h3 {
    font-family: 'Cinzel', serif;
    margin-bottom: 5px;
}

.binary-result h3 { color: #81c784; }
.event-result h3 { color: #64b5f6; }
.binary-result p, .event-result p { font-style: italic; opacity: 0.8; }
.hidden { display: none; }

.controls-main {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.btn {
    padding: 12px 25px;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 700;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: white;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.btn:active { transform: translateY(-1px); }
.btn.draw-btn { background: linear-gradient(145deg, #e94560, #b82c46); }
.btn.secondary { background: linear-gradient(145deg, #5c6bc0, #3f51b5); }
.btn.binary-btn { background: linear-gradient(145deg, #8e44ad, #6c3483); }
.btn.event-btn { background: linear-gradient(145deg, #2980b9, #1f618d); }
.btn.small { padding: 8px 18px; font-size: 0.9rem; }
.btn:disabled { background: #555; cursor: not-allowed; transform: none; box-shadow: none; }

.binary-config {
    background-color: rgba(0, 0, 0, 0.2);
    padding: 20px;
    border-radius: 12px;
    margin-top: 25px; 
}

.binary-config h3 {
    font-family: 'Cinzel', serif;
    color: var(--gold-accent);
    margin-bottom: 15px;
    text-align: center;
}

.form-group { margin-bottom: 15px; }
.form-group label { display: block; margin-bottom: 5px; font-weight: 700; }
.form-group input {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background-color: var(--bg-main);
    color: var(--text-light);
    font-family: 'Lato', sans-serif;
}

.log-section {
    display: flex; 
    flex-direction: column; 
}

.log-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.log-header h2 {
    font-family: 'Cinzel', serif;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 10px;
}

.utility-buttons { display: flex; gap: 10px; }
.icon-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background-color: var(--secondary-accent);
    color: var(--text-light);
    cursor: pointer;
    font-size: 16px;
    transition: all 0.3s ease;
}
.icon-btn:hover { background-color: var(--gold-accent); color: var(--bg-container); }

.log-container {
    max-height: 500px;
    overflow-y: auto;
    padding-right: 15px;
    flex-grow: 1; 
}

.log-container::-webkit-scrollbar { width: 6px; }
.log-container::-webkit-scrollbar-track { background: var(--bg-main); }
.log-container::-webkit-scrollbar-thumb { background: var(--gold-accent); border-radius: 10px; }

.log-entry {
    padding: 15px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 8px;
    transition: background-color 0.3s;
}

.log-entry:last-child { border-bottom: none; }
.log-entry:hover { background-color: rgba(15, 52, 96, 0.5); border-radius: 8px; }

.log-date { font-weight: 700; color: var(--gold-accent); font-size: 0.85rem; }
.log-card { font-size: 1.1rem; font-weight: bold; }
.log-orientation { font-size: 0.9em; color: #9e9e9e; }
.log-question { font-weight: 700; color: #ce93d8; }
.log-answer { font-weight: 700; color: #81c784; }
.log-event { font-weight: 700; color: #64b5f6; }

#empty-log {
    text-align: center;
    padding: 40px;
    color: #777;
    font-style: italic;
}

.mode-buttons {
    margin-top: 20px; 
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 15px;
    justify-content: center;
}

.utility-section { margin-top: 20px; }
.about-toggle {
    text-align: center;
    cursor: pointer;
    font-weight: 700;
    color: var(--gold-accent);
    padding: 10px;
    border-radius: 8px;
    background-color: rgba(0, 0, 0, 0.2);
    transition: background-color 0.3s;
}
.about-toggle:hover { background-color: var(--secondary-accent); }
.about-content {
    background-color: var(--bg-main);
    padding: 20px;
    border-radius: 12px;
    margin-top: 15px;
    border: 1px solid var(--border-color);
}

.log-meaning {
    font-style: italic;
    font-size: 0.9em;
    color: #e0f2f1;
    opacity: 0.8;
}

.about-content h2 { font-family: 'Cinzel', serif; color: var(--primary-accent); }
.about-content p { margin-bottom: 12px; opacity: 0.9; }

.status-message {
    text-align: center;
    font-weight: 600;
    padding: 12px;
    border-radius: 8px;
    background-color: var(--primary-accent);
    color: white;
    margin-top: 15px;
}

@media (max-width: 767px) {
    .header-container h1 { font-size: 1.8rem; }
    .header-icon { width: 45px; }
    .card-container { width: 220px; height: 380px; }
    .controls-main, .mode-buttons { flex-direction: column; }
    .btn { width: 100%; }
    .cards-remaining-tag { right: 5px; top: 5px; } 
}