:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #1a1a24;
    --text-primary: #e8e8ed;
    --text-secondary: #8888a0;
    --accent: #7c5cff;
    --accent-glow: rgba(124, 92, 255, 0.3);
    --success: #22c55e;
    --warning: #f59e0b;
    --error: #ef4444;
    --border: #2a2a3a;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --font-sans: 'Inter', -apple-system, sans-serif;
}

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

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

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
}

.hidden { display: none !important; }

/* Login Screen */
.login-card {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-card);
    padding: 3rem;
    border-radius: 16px;
    border: 1px solid var(--border);
    text-align: center;
    min-width: 360px;
    box-shadow: 0 0 60px var(--accent-glow);
}

.login-card h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--accent), #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

/* OAuth Buttons */
.oauth-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.oauth-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9375rem;
    transition: transform 0.1s, box-shadow 0.2s;
}

.oauth-btn:hover {
    transform: translateY(-1px);
}

.oauth-btn svg {
    flex-shrink: 0;
}

.oauth-google {
    background: #ffffff;
    color: #1a1a2e;
    border: 1px solid #e5e7eb;
}

.oauth-google:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.oauth-github {
    background: #24292e;
    color: #ffffff;
}

.oauth-github:hover {
    background: #2d333b;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.divider {
    display: flex;
    align-items: center;
    margin: 1.5rem 0;
    color: var(--text-secondary);
    font-size: 0.8125rem;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

.divider span {
    padding: 0 1rem;
}

#login-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

input, select {
    font-family: var(--font-sans);
    padding: 0.875rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

input:focus, select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

button {
    font-family: var(--font-sans);
    padding: 0.875rem 1.5rem;
    background: var(--accent);
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.1s, box-shadow 0.2s;
}

button:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px var(--accent-glow);
}

button:active {
    transform: translateY(0);
}

.error {
    color: var(--error);
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent), #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.badge {
    background: var(--accent);
    -webkit-text-fill-color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    margin-left: 0.5rem;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-info span {
    color: var(--text-secondary);
}

#logout-btn, #admin-logout-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

#logout-btn:hover, #admin-logout-btn:hover {
    border-color: var(--error);
    color: var(--error);
}

/* Main Layout */
main {
    padding: 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
    max-width: 1800px;
    margin: 0 auto;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
}

.card h2 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

/* Status Card */
.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.status-indicator .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--text-secondary);
    animation: pulse 2s infinite;
}

.status-indicator.healthy .dot { background: var(--success); }
.status-indicator.unhealthy .dot { background: var(--error); }

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.status-details p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.status-details strong {
    color: var(--text-primary);
}

.action-btn {
    background: transparent;
    border: 1px solid var(--accent);
    color: var(--accent);
    margin-top: 1rem;
}

.action-btn:hover {
    background: var(--accent);
    color: white;
}

/* Logs */
.logs-card {
    grid-column: span 2;
}

.log-controls {
    display: flex;
    gap: 0.5rem;
}

.log-controls select {
    padding: 0.5rem;
    font-size: 0.875rem;
}

.log-controls button {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

.logs {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    line-height: 1.6;
    max-height: 400px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-all;
}

/* Hints */
.hint-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    margin-bottom: 0.75rem;
    border-left: 3px solid var(--text-secondary);
}

.hint-item.critical { border-left-color: var(--error); }
.hint-item.high { border-left-color: var(--warning); }
.hint-item.medium { border-left-color: #3b82f6; }
.hint-item.low { border-left-color: var(--success); }

.hint-item .severity {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    background: var(--bg-primary);
}

.hint-item.critical .severity { color: var(--error); }
.hint-item.high .severity { color: var(--warning); }
.hint-item.medium .severity { color: #3b82f6; }
.hint-item.low .severity { color: var(--success); }

.hint-content h4 {
    font-size: 0.9375rem;
    margin-bottom: 0.25rem;
}

.hint-content p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Assessments */
.assessment-item {
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    margin-bottom: 0.75rem;
}

.assessment-item .verdict {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.verdict.GO { background: rgba(34, 197, 94, 0.2); color: var(--success); }
.verdict.NO_GO { background: rgba(239, 68, 68, 0.2); color: var(--error); }

.assessment-item .date {
    color: var(--text-secondary);
    font-size: 0.8125rem;
}

.assessment-item .summary {
    margin-top: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Chat */
.chat-card {
    grid-column: span 2;
}

#chat-messages {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
    height: 300px;
    overflow-y: auto;
    margin-bottom: 1rem;
}

.chat-message {
    margin-bottom: 1rem;
    max-width: 80%;
}

.chat-message.user {
    margin-left: auto;
    text-align: right;
}

.chat-message .role {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.chat-message .content {
    display: inline-block;
    padding: 0.75rem 1rem;
    border-radius: 12px;
    background: var(--bg-secondary);
    font-size: 0.9375rem;
}

.chat-message.user .content {
    background: var(--accent);
}

.chat-message.assistant .content {
    text-align: left;
}

#chat-form {
    display: flex;
    gap: 0.5rem;
}

#chat-form input {
    flex: 1;
}

#chat-form button {
    padding: 0.875rem 1.5rem;
}

/* Admin Table */
table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.875rem;
}

td {
    font-size: 0.9375rem;
}

.status-badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.status-badge.running { background: rgba(34, 197, 94, 0.2); color: var(--success); }
.status-badge.failed { background: rgba(239, 68, 68, 0.2); color: var(--error); }
.status-badge.pending { background: rgba(245, 158, 11, 0.2); color: var(--warning); }

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    min-width: 400px;
}

.modal-content h3 {
    margin-bottom: 1.5rem;
}

.modal-content form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.modal-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 1rem;
}

.modal-actions button[type="button"] {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

code {
    display: block;
    background: var(--bg-primary);
    padding: 1rem;
    border-radius: 8px;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    word-break: break-all;
    margin: 0.5rem 0;
}

.warning {
    color: var(--warning);
    font-size: 0.875rem;
}

/* Navigation Tabs */
.nav-tabs {
    display: flex;
    gap: 0.5rem;
}

.nav-tab {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    font-size: 0.9375rem;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
}

.nav-tab:hover {
    color: var(--text-primary);
    transform: none;
    box-shadow: none;
}

.nav-tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

/* Tab Content */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Apps Grid */
.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.app-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.25rem;
    cursor: pointer;
    transition: all 0.2s;
}

.app-card:hover {
    border-color: var(--accent);
    box-shadow: 0 0 20px var(--accent-glow);
}

.app-card.selected {
    border-color: var(--accent);
    background: rgba(124, 92, 255, 0.1);
}

.app-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.app-card .app-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.app-card .app-status .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.app-card .app-status.healthy .dot { background: var(--success); }
.app-card .app-status.unhealthy .dot { background: var(--error); }
.app-card .app-status.unknown .dot { background: var(--text-secondary); }

.app-card .app-url {
    color: var(--text-secondary);
    font-size: 0.8125rem;
    margin-top: 0.5rem;
    word-break: break-all;
}

.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--text-secondary);
    grid-column: 1 / -1;
}

.empty-state .hint {
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

/* Setup Guide */
.setup-card {
    max-width: 900px;
    grid-column: 1 / -1;
}

.setup-card .intro {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.0625rem;
}

.setup-section {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border);
}

.setup-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.setup-section h3 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--accent);
}

.setup-section p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.setup-section code {
    display: inline;
    padding: 0.125rem 0.375rem;
    font-size: 0.875rem;
}

.api-key-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.25rem;
}

.key-display {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.75rem;
}

.key-display code {
    flex: 1;
    margin: 0;
    background: var(--bg-primary);
    cursor: pointer;
    user-select: all;
}

.icon-btn {
    background: transparent;
    border: 1px solid var(--border);
    padding: 0.5rem;
    font-size: 1rem;
    cursor: pointer;
    border-radius: 6px;
}

.icon-btn:hover {
    background: var(--bg-secondary);
    transform: none;
    box-shadow: none;
}

.code-block {
    display: block;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    line-height: 1.6;
    overflow-x: auto;
    white-space: pre;
    margin-bottom: 0.75rem;
}

.copy-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
}

.copy-btn:hover {
    color: var(--text-primary);
    transform: none;
    box-shadow: none;
}

.tools-list {
    list-style: none;
    padding: 0;
}

.tools-list li {
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border-radius: 6px;
    margin-bottom: 0.5rem;
    font-size: 0.9375rem;
}

.tools-list li strong {
    color: var(--accent);
    font-family: var(--font-mono);
}

/* Apps List Card */
.apps-list-card {
    grid-column: 1 / -1;
}

/* Responsive */
@media (max-width: 900px) {
    main {
        grid-template-columns: 1fr;
    }
    
    .logs-card, .chat-card {
        grid-column: span 1;
    }
    
    .nav-tabs {
        order: 3;
        width: 100%;
        justify-content: center;
        margin-top: 1rem;
    }
    
    header {
        flex-wrap: wrap;
    }
}