@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --bg-main: #0a0a0f;
    --bg-surface: #12121a;
    --bg-surface-hover: #1a1a2e;
    --accent-primary: #6c5ce7;
    --accent-primary-hover: #7c6df7;
    --success: #00b894;
    --warning: #fdcb6e;
    --danger: #e17055;
    --text-primary: #e8e8f0;
    --text-secondary: #8888a0;
    --border-color: #2a2a3e;
    
    /* Login Page Fallbacks */
    --bg-card: var(--bg-surface);
    --bg-input: #0a0a0f;
    --text-main: var(--text-primary);
    --text-muted: var(--text-secondary);
    --error-bg: rgba(225, 112, 85, 0.1);
    --error-text: var(--danger);
    --error-border: rgba(225, 112, 85, 0.5);
    
    --shadow-card: 0 10px 30px -5px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(108, 92, 231, 0.3);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    -webkit-font-smoothing: antialiased;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

.content {
    flex-grow: 1;
    padding: 2rem;
    margin-left: 260px; /* Sidebar width */
    animation: fadeIn 0.4s ease-in-out;
}

body.auth-page {
    justify-content: center;
    align-items: center;
}

body.auth-page .content {
    margin-left: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    width: 100%;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background-color: var(--bg-surface);
    border-right: 1px solid var(--border-color);
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    z-index: 100;
}

.sidebar-logo {
    padding: 1.5rem;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.logo-icon {
    font-size: 1.5rem;
    margin-right: 0.5rem;
}

.sidebar-logo h1 {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-right: 0.5rem;
}

.logo-subtitle {
    font-size: 0.75rem;
    color: var(--accent-primary);
    background: rgba(108, 92, 231, 0.1);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
}

.sidebar-nav {
    flex-grow: 1;
    padding: 1rem 0;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.nav-item {
    padding: 0.75rem 1.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    display: flex;
    align-items: center;
    transition: all 0.2s;
    border-left: 3px solid transparent;
}

.nav-item:hover {
    background-color: var(--bg-surface-hover);
    color: var(--text-primary);
}

.nav-item.active {
    background-color: rgba(108, 92, 231, 0.1);
    color: var(--accent-primary);
    border-left-color: var(--accent-primary);
}

.nav-icon {
    margin-right: 0.75rem;
    font-size: 1.1rem;
}

.sidebar-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.user-email {
    font-size: 0.85rem;
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
}

.logout-btn {
    text-align: center;
    padding: 0.5rem;
    background-color: transparent;
    color: var(--danger);
    text-decoration: none;
    border: 1px solid var(--danger);
    border-radius: 6px;
    font-size: 0.85rem;
    transition: all 0.2s;
}

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

/* Cards */
.card {
    background-color: var(--bg-surface);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    backdrop-filter: blur(10px);
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
}

/* Grid Layout */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

@media (max-width: 1200px) {
    .dashboard-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    .sidebar {
        transform: translateX(-100%);
    }
    .content {
        margin-left: 0;
    }
}

/* Dashboard Specifics */
.page-header {
    margin-bottom: 2rem;
}

.page-header h1 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.page-header p {
    color: var(--text-secondary);
}

.stat-card {
    display: flex;
    flex-direction: column;
}

.stat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
}

.stat-subtext {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

/* Badges */
.badge {
    padding: 0.25rem 0.5rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 500;
}

.badge-success { background: rgba(0, 184, 148, 0.1); color: var(--success); }
.badge-warning { background: rgba(253, 203, 110, 0.1); color: var(--warning); }
.badge-danger { background: rgba(225, 112, 85, 0.1); color: var(--danger); }
.badge-info { background: rgba(108, 92, 231, 0.1); color: var(--accent-primary); }
.badge-pulse { animation: pulse 2s infinite; }

/* Tables */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

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

th {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.85rem;
}

tr:hover td {
    background-color: var(--bg-surface-hover);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    font-size: 0.9rem;
}

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

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

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: var(--bg-surface-hover);
}

.actions-row {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

/* Active Training */
.active-training-card {
    margin-bottom: 2rem;
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
}

.progress-container {
    width: 100%;
    height: 8px;
    background-color: var(--bg-main);
    border-radius: 4px;
    margin: 1rem 0;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-primary-hover));
    border-radius: 4px;
    transition: width 0.5s ease;
}

/* Auth Page specific */
.login-container {
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    width: 100%;
}

.login-card {
    background-color: var(--bg-card);
    padding: 2.5rem;
    border-radius: 16px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-primary-hover));
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-title {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-primary), #a29bfe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.5rem;
}

.login-subtitle {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.error-message {
    background-color: var(--error-bg);
    color: var(--error-text);
    border: 1px solid var(--error-border);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    text-align: center;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-main);
    margin-bottom: 0.5rem;
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-main);
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.2s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.2);
}

.alert {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    border: 1px solid;
}
.alert-info { background: rgba(108, 92, 231, 0.1); border-color: var(--accent-primary); color: var(--text-primary); }
.alert-error { background: var(--error-bg); border-color: var(--error-border); color: var(--error-text); }
.alert-success { background: rgba(0, 184, 148, 0.1); border-color: var(--success); color: var(--success); }

/* Training active banner pulsing border */
.active-training-card {
    border: 2px solid var(--accent-primary);
    animation: pulseBorder 2s infinite;
}

@keyframes pulseBorder {
    0% { border-color: rgba(108, 92, 231, 0.5); box-shadow: 0 0 0 rgba(108, 92, 231, 0.4); }
    50% { border-color: rgba(108, 92, 231, 1); box-shadow: 0 0 15px rgba(108, 92, 231, 0.6); }
    100% { border-color: rgba(108, 92, 231, 0.5); box-shadow: 0 0 0 rgba(108, 92, 231, 0); }
}

.log-terminal::-webkit-scrollbar {
    width: 8px;
}

.log-terminal::-webkit-scrollbar-track {
    background: #000;
}

.log-terminal::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 4px;
}

.log-terminal::-webkit-scrollbar-thumb:hover {
    background: #555;
}

.progress-circle {
    /* Implement if needed, using horizontal bar for now */
}

/* Make preflight check cards look good */
.preflight-check {
    padding: 0.75rem;
    background: var(--bg-main);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}