:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #10b981;
    --accent: #f59e0b;
    --danger: #f43f5e;
    --bg-dark: #0f172a;
    --sidebar-bg: #1e293b;
    --card-bg: rgba(30, 41, 59, 0.7);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --glass: rgba(255, 255, 255, 0.05);
    --border: rgba(255, 255, 255, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

body {
    background: var(--bg-dark);
    color: var(--text-main);
    overflow: hidden;
    height: 100vh;
}

.app-container {
    display: flex;
    height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 250px;
    background: var(--sidebar-bg);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--border);
    transition: all 0.3s ease;
}

.logo {
    display: flex;
    flex-direction: column;
    margin-bottom: 3rem;
}

.logo-text {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -1px;
    background: linear-gradient(135deg, #818cf8, #3b82f6);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-sub {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.nav-links {
    list-style: none;
    flex-grow: 1;
}

.nav-links li {
    padding: 1rem;
    margin-bottom: 0.5rem;
    border-radius: 12px;
    cursor: pointer;
    color: var(--text-muted);
    transition: all 0.3s ease;
}

.nav-links li:hover {
    background: var(--glass);
    color: var(--text-main);
}

.nav-links li.active {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.user-profile {
    display: flex;
    align-items: center;
    padding: 1rem;
    background: var(--glass);
    border-radius: 16px;
    margin-top: 2rem;
    flex-direction: column;
    gap: 0.5rem;
}

.orcid-link {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: all 0.3s ease;
}

.orcid-link:hover {
    color: var(--secondary);
}

.orcid-icon {
    width: 20px;
    height: 20px;
    fill: #A6CE39;
    filter: drop-shadow(0 0 2px rgba(166, 206, 57, 0.3));
}

.sidebar-footer {
    border-top: 1px solid var(--border);
    margin-top: auto;
    padding-top: 1.5rem;
    padding-bottom: 0.5rem;
}

.footer-legal {
    margin-top: 1rem;
    font-size: 0.65rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.badge-license {
    display: inline-block;
    padding: 2px 8px;
    background: rgba(59, 130, 246, 0.1);
    color: #60a5fa;
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 4px;
    font-size: 0.6rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.user-info {
    display: flex;
    flex-direction: column;
}

.btn-logout {
    background: rgba(244, 63, 94, 0.1);
    color: var(--danger);
    border: 1px solid var(--danger);
    padding: 0.4rem 0.8rem;
    border-radius: 8px;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    width: 100%;
}

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

.avatar {
    width: 40px;
    height: 40px;
    background: var(--primary-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
}

/* Main Content */
.content {
    flex-grow: 1;
    padding: 2rem;
    overflow-y: auto;
    position: relative;
    background: radial-gradient(circle at top right, rgba(99, 102, 241, 0.05), transparent 40%);
}

.view {
    display: none;
    animation: fadeIn 0.5s ease;
}

.view.active {
    display: block;
}

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

/* Welcome Page */
.welcome-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.highlight {
    color: var(--primary);
}

.welcome-sub {
    color: var(--text-muted);
    margin-bottom: 3rem;
}

.case-selection {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.case-status {
    position: absolute;
    top: -12px;
    right: 20px;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    z-index: 10;
}

.badge-gray {
    background: #475569;
    color: #f8fafc;
}

.badge-yellow {
    background: var(--accent);
    color: #fff;
}

.badge-green {
    background: var(--secondary);
    color: #fff;
}

.case-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    backdrop-filter: blur(10px);
}

.case-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.case-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.case-card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.case-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.btn-primary {
    background: var(--primary);
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
}

/* Welcome & Login */
.welcome-box {
    max-width: 500px;
    margin: 10vh auto;
    text-align: center;
}

.login-form {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.input-group {
    text-align: left;
}

.input-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.input-group input {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    padding: 1rem;
    border-radius: 12px;
    color: white;
    font-size: 1rem;
}

.mode-selection {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.btn-mode {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: var(--text-muted);
    padding: 0.8rem;
    border-radius: 12px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

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

.error-text {
    color: var(--danger);
    font-size: 0.85rem;
    margin-top: 1rem;
}

/* Story View */
.story-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem;
}

.story-content {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--text-main);
    margin: 2rem 0;
}

.story-objectives {
    background: rgba(99, 102, 241, 0.1);
    padding: 1.5rem;
    border-radius: 16px;
    margin-bottom: 2rem;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.story-objectives h3 {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.story-objectives ul {
    list-style: none;
}

.story-objectives li::before {
    content: "✓ ";
    color: var(--secondary);
    margin-right: 0.5rem;
}

.mb-1 { margin-bottom: 0.8rem; }
.mt-2 { margin-top: 2rem; }
.text-center { text-align: center; }

/* Overlay & Modals */
.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    border-radius: 20px;
    animation: fadeIn 0.3s ease;
}

.overlay-content {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    padding: 3rem;
    border-radius: 24px;
    text-align: center;
    max-width: 500px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.performance-summary {
    display: flex;
    justify-content: space-around;
    padding: 1.5rem;
    margin: 2rem 0;
    gap: 1rem;
}

.summary-item {
    display: flex;
    flex-direction: column;
}

.summary-item strong {
    font-size: 1.5rem;
    color: var(--primary);
}

.overlay-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Header Actions */
.header-actions {
    position: absolute;
    top: 2rem;
    right: 2rem;
}

.btn-mini-quit {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: var(--text-dim);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-mini-quit:hover {
    background: var(--danger);
    color: white;
    border-color: var(--danger);
}

@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

/* Final Results styles */
/* Final Results Tiers */
.overlay-content.performance-excellent {
    border: 2px solid var(--secondary);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(0, 0, 0, 0.9));
}

.overlay-content.performance-excellent .highlight,
.overlay-content.performance-excellent .badge-title {
    color: var(--secondary);
}

.overlay-content.performance-acceptable {
    border: 2px solid var(--accent);
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(0, 0, 0, 0.9));
}

.overlay-content.performance-acceptable .highlight,
.overlay-content.performance-acceptable .badge-title {
    color: var(--accent);
}

.overlay-content.performance-poor {
    border: 2px solid var(--danger);
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(0, 0, 0, 0.9));
}

.overlay-content.performance-poor .highlight,
.overlay-content.performance-poor .badge-title {
    color: var(--danger);
}

.badge-container {
    margin-bottom: 2rem;
}

.badge-icon {
    font-size: 5rem;
    animation: pulseBadge 2s infinite;
}

.badge-title {
    font-size: 1.2rem;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 1rem;
}

.final-stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin: 2rem 0;
    text-align: left;
}

.f-stat {
    background: rgba(255, 255, 255, 0.03);
    padding: 1rem;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
}

.f-stat span {
    font-size: 0.8rem;
    color: var(--text-dim);
}

.f-stat strong {
    font-size: 1.4rem;
    color: white;
}

@keyframes pulseBadge {
    0% { transform: scale(1); filter: drop-shadow(0 0 0px gold); }
    50% { transform: scale(1.1); filter: drop-shadow(0 0 20px gold); }
    100% { transform: scale(1); filter: drop-shadow(0 0 0px gold); }
}

/* Dashboard Game */
.dashboard-header {
    margin-bottom: 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1rem;
    margin-top: 2rem;
}

/* Ranking Table */
.ranking-container {
    max-width: 1000px;
    margin: 2rem auto;
    padding: 2rem;
    overflow-x: auto;
}

.ranking-table {
    width: 100%;
    border-collapse: collapse;
    text-align: center;
    min-width: 700px;
}

.ranking-table th:first-child, 
.ranking-table td:first-child { 
    text-align: left; 
    width: 50px;
}

.ranking-table th:nth-child(2), 
.ranking-table td:nth-child(2) { 
    text-align: left; 
}

.ranking-table th {
    padding: 1.2rem 1rem;
    color: var(--primary);
    border-bottom: 2px solid var(--border);
    font-weight: 600;
}

.ranking-table td {
    padding: 1.2rem 1rem;
    border-bottom: 1px solid var(--border);
}

.ranking-table tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

.stat-card.risk-high {
    border-color: var(--danger);
    background: rgba(244, 63, 94, 0.1);
}

.stat-card.risk-low {
    border-color: var(--secondary);
    background: rgba(16, 185, 129, 0.1);
}

/* Admin Dashboard */
.admin-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.admin-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid var(--border);
}

.phase-controls {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
}

.phase-controls label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.btn-toggle {
    background: var(--danger);
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-toggle.active {
    background: var(--secondary);
}

.mt-1 { margin-top: 1rem; }

.stat-card {
    background: var(--glass);
    border: 1px solid var(--border);
    padding: 1.5rem;
    border-radius: 20px;
    text-align: center;
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-main);
}

.game-core {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.glass {
    background: var(--card-bg);
    border: 1px solid var(--border);
    backdrop-filter: blur(15px);
    border-radius: 28px;
    padding: 2.5rem;
}

.options-grid {
    display: grid;
    gap: 1rem;
    margin-top: 2rem;
}

.option-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: white;
    padding: 1.2rem;
    border-radius: 16px;
    text-align: left;
    cursor: pointer;
    transition: all 0.3s ease;
}

.option-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
}

/* AI Assistant Chat */
.ai-chat {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 350px;
    background: var(--sidebar-bg);
    border: 1px solid var(--primary);
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    z-index: 100;
}

.ai-chat.collapsed {
    height: 50px;
}

.chat-header {
    padding: 0.8rem 1.2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--primary);
    border-radius: 19px 19px 0 0;
}

.chat-body {
    flex-grow: 1;
    height: 300px;
    padding: 1rem;
    overflow-y: auto;
}

.chat-input {
    padding: 1rem;
    display: flex;
    gap: 0.5rem;
    border-top: 1px solid var(--border);
}

.chat-input input {
    flex-grow: 1;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    color: white;
    padding: 0.5rem;
    border-radius: 8px;
}

/* Phase Tracker Dashboard */
.phase-tracker {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    background: var(--glass);
    padding: 0.75rem 1.5rem;
    border-radius: 30px;
    border: 1px solid var(--border);
}

.phase-step {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.4;
    transition: all 0.4s ease;
    filter: grayscale(1);
}

.phase-step.active {
    opacity: 1;
    filter: grayscale(0);
    transform: scale(1.05);
}

.phase-step.completed {
    opacity: 1;
    filter: grayscale(0);
}

.phase-dot {
    width: 10px;
    height: 10px;
    background: #475569;
    border-radius: 50%;
    transition: all 0.3s;
}

.phase-step.active .phase-dot {
    background: var(--secondary);
    box-shadow: 0 0 10px var(--secondary), 0 0 20px var(--secondary);
    animation: pulse-green 2s infinite;
}

.phase-step.completed .phase-dot {
    background: var(--secondary);
}

.phase-name {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
}

.phase-step.active .phase-name, 
.phase-step.completed .phase-name {
    color: white;
}

@keyframes pulse-green {
    0% { transform: scale(1); opacity: 1; }
}

/* AI Auditor Styles */
.audit-btn {
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid var(--primary);
    color: white;
    padding: 0.3rem 0.6rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 0.8rem;
}

.audit-btn:hover {
    background: var(--primary);
    box-shadow: 0 0 10px var(--primary);
}

.audit-report {
    max-width: 600px;
    text-align: left;
}

.report-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--primary);
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}

.report-header h2 {
    color: var(--text-main);
    font-size: 1.5rem;
    margin: 0;
}

.report-id {
    font-family: monospace;
    color: var(--text-muted);
    background: rgba(0,0,0,0.3);
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
}

.audit-summary-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    background: rgba(0,0,0,0.2);
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

.a-box span {
    display: block;
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 0.2rem;
}

.a-box strong {
    font-size: 1.2rem;
    color: white;
}

.report-divider {
    border: none;
    border-top: 1px dashed var(--border);
    margin: 1.5rem 0;
}

.audit-verdict {
    background: rgba(99, 102, 241, 0.1);
    border-left: 4px solid var(--primary);
    padding: 1.5rem;
    border-radius: 0 8px 8px 0;
}

.audit-verdict h3 {
    margin: 0 0 0.5rem 0;
    color: var(--primary);
    font-size: 1rem;
}

.audit-verdict p {
    margin: 0;
    line-height: 1.6;
    color: #e2e8f0;
}