/* Break the Model Challenge - Compact Layout */

:root {
    --bg: #0d1117;
    --bg2: #161b22;
    --bg3: #21262d;
    --text: #e6edf3;
    --text2: #8b949e;
    --accent: #a371f7;
    --green: #3fb950;
    --red: #f85149;
    --yellow: #d29922;
    --border: #30363d;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg);
    color: var(--text);
    height: 100vh;
    overflow: hidden;
}

.hidden { display: none !important; }

/* Login Screen */
.login-screen {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, var(--bg), var(--bg2));
}

.login-box {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 30px;
    width: 320px;
    text-align: center;
}

.login-box h1 {
    font-size: 1.8rem;
    margin-bottom: 5px;
    background: linear-gradient(90deg, var(--red), var(--yellow));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-subtitle {
    color: var(--text2);
    font-size: 0.85rem;
    margin-bottom: 20px;
}

.tab-buttons {
    display: flex;
    gap: 8px;
    margin-bottom: 15px;
}

.tab-btn {
    flex: 1;
    padding: 8px;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text2);
    cursor: pointer;
}

.tab-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

.form-field {
    margin-bottom: 12px;
}

.form-field input {
    width: 100%;
    padding: 10px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: 0.95rem;
}

.form-field input:focus {
    outline: none;
    border-color: var(--accent);
}

.btn-primary {
    width: 100%;
    padding: 10px;
    background: var(--accent);
    border: none;
    border-radius: 6px;
    color: white;
    font-weight: 600;
    cursor: pointer;
}

.error-msg {
    padding: 8px;
    margin-bottom: 12px;
    background: rgba(248, 81, 73, 0.1);
    border: 1px solid var(--red);
    border-radius: 6px;
    color: var(--red);
    font-size: 0.85rem;
}

/* Main App */
.main-app {
    height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Top Bar */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    background: var(--bg2);
    border-bottom: 1px solid var(--border);
}

.top-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.top-left h1 {
    font-size: 1.2rem;
    background: linear-gradient(90deg, var(--red), var(--yellow));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.mode-toggle {
    display: flex;
    gap: 2px;
    background: var(--bg3);
    border-radius: 6px;
    padding: 2px;
}

.mode-btn {
    padding: 4px 10px;
    border: none;
    border-radius: 4px;
    background: transparent;
    color: var(--text2);
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
}

.mode-btn.active {
    background: var(--accent);
    color: white;
}

.mode-btn:hover:not(.active) {
    color: var(--text);
}

.model-badge {
    font-size: 0.7rem;
    padding: 3px 8px;
    background: var(--bg3);
    border-radius: 4px;
    color: var(--text2);
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.top-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-name {
    color: var(--green);
    font-weight: 500;
    font-size: 0.9rem;
}

.btn-icon {
    width: 32px;
    height: 32px;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
}

.btn-icon:hover {
    border-color: var(--accent);
}

.btn-logout {
    border-color: var(--red);
    color: var(--red);
}

.btn-logout:hover {
    background: var(--red);
    color: white;
}

/* Main Layout */
.main-layout {
    flex: 1;
    display: flex;
    overflow: hidden;
}

/* Sidebar */
.sidebar {
    width: 160px;
    background: var(--bg2);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 10px;
}

.systems-compact {
    display: flex;
    gap: 6px;
    margin-bottom: 15px;
}

.sys-btn {
    flex: 1;
    aspect-ratio: 1;
    background: var(--bg3);
    border: 2px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.15s;
}

.sys-btn:hover {
    border-color: var(--accent);
}

.sys-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

.score-compact {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.score-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 8px;
    background: var(--bg3);
    border-radius: 6px;
    font-size: 0.8rem;
}

.score-row span {
    color: var(--text2);
}

.level-badge {
    padding: 3px 8px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text2);
    font-size: 0.75rem;
    font-weight: 600;
}

.level-badge.claimed {
    background: var(--green);
    border-color: var(--green);
    color: var(--bg);
}

.total-compact {
    margin-top: auto;
    padding: 10px;
    background: linear-gradient(135deg, rgba(163, 113, 247, 0.1), rgba(59, 185, 80, 0.1));
    border-radius: 6px;
    text-align: center;
    font-weight: 600;
}

.total-compact span {
    font-size: 1.5rem;
    color: var(--green);
}

/* Chat Area */
.chat-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--bg);
}

.chat-header {
    padding: 10px 15px;
    background: var(--bg2);
    border-bottom: 1px solid var(--border);
    font-weight: 600;
    color: var(--accent);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.btn-clear {
    padding: 4px 10px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text2);
    font-size: 0.75rem;
    cursor: pointer;
}

.btn-clear:hover {
    border-color: var(--red);
    color: var(--red);
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.message {
    max-width: 85%;
    padding: 10px 14px;
    border-radius: 10px;
    line-height: 1.4;
    font-size: 0.95rem;
}

.message.user {
    align-self: flex-end;
    background: var(--accent);
    color: white;
    border-bottom-right-radius: 4px;
}

.message.assistant {
    align-self: flex-start;
    background: var(--bg2);
    border: 1px solid var(--border);
    border-bottom-left-radius: 4px;
}

.message.system {
    align-self: center;
    background: transparent;
    color: var(--text2);
    font-style: italic;
    text-align: center;
    font-size: 0.85rem;
}

.message.blocked {
    align-self: flex-start;
    background: rgba(248, 81, 73, 0.1);
    border: 1px solid var(--red);
    color: var(--red);
}

.message.points-awarded {
    align-self: center;
    background: linear-gradient(135deg, rgba(59, 185, 80, 0.2), rgba(210, 153, 34, 0.2));
    border: 2px solid var(--green);
    color: var(--green);
    text-align: center;
    animation: pulse 0.5s ease-out;
}

.message.points-awarded .reasoning {
    color: var(--text2);
    font-size: 0.85rem;
    margin-top: 8px;
    font-style: italic;
}

@keyframes pulse {
    0% { transform: scale(0.95); opacity: 0; }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); opacity: 1; }
}

.message p {
    white-space: pre-wrap;
    word-break: break-word;
}

.chat-input {
    display: flex;
    gap: 10px;
    padding: 10px 15px;
    background: var(--bg2);
    border-top: 1px solid var(--border);
}

#user-input {
    flex: 1;
    padding: 10px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: 0.95rem;
    resize: none;
    font-family: inherit;
}

#user-input:focus {
    outline: none;
    border-color: var(--accent);
}

#send-btn {
    padding: 10px 20px;
    background: var(--accent);
    border: none;
    border-radius: 6px;
    color: white;
    font-weight: 600;
    cursor: pointer;
}

#send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg2);
    padding: 25px;
    border-radius: 12px;
    border: 1px solid var(--border);
    width: 90%;
    max-width: 400px;
    max-height: 80vh;
    overflow-y: auto;
}

.modal-wide {
    max-width: 600px;
}

.modal-content h2 {
    margin-bottom: 15px;
}

.modal-content button {
    width: 100%;
    padding: 10px;
    background: var(--accent);
    border: none;
    border-radius: 6px;
    color: white;
    font-weight: 600;
    cursor: pointer;
    margin-top: 10px;
}

.btn-danger {
    background: var(--red) !important;
}

.admin-actions {
    margin: 15px 0;
    padding-top: 15px;
    border-top: 1px solid var(--border);
}

/* Tables */
.leaderboard-table,
.admin-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 15px;
    font-size: 0.9rem;
}

.leaderboard-table th,
.leaderboard-table td,
.admin-table th,
.admin-table td {
    padding: 8px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.leaderboard-table th,
.admin-table th {
    color: var(--text2);
    font-size: 0.8rem;
    text-transform: uppercase;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* Responsive */
@media (max-width: 600px) {
    .sidebar { width: 100px; }
    .systems-compact { flex-wrap: wrap; }
    .sys-btn { min-width: 40px; }
    .score-row span { font-size: 0.7rem; }
}