:root {
    --bg-main: #0f172a;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --font-family: 'Inter', sans-serif;
}

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

body {
    background: linear-gradient(135deg, var(--bg-main) 0%, #1e293b 100%);
    color: var(--text-primary);
    font-family: var(--font-family);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow-x: hidden;
}

/* Glassmorphism Classes */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.glass-nav {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
}

/* Screens */
.screen {
    display: none;
    width: 100%;
    animation: fadeIn 0.4s ease-in-out;
}

.screen.active {
    display: flex;
    flex-direction: column;
    align-items: center;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Login */
#login-screen {
    height: 100vh;
    justify-content: center;
}

.login-card {
    padding: 3rem;
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-card h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    background: -webkit-linear-gradient(45deg, #60a5fa, #c084fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-card p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.login-card input {
    width: 100%;
    padding: 1rem;
    margin-bottom: 1rem;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-primary);
    outline: none;
    transition: all 0.2s;
}

.login-card input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.3);
}

.primary-btn {
    width: 100%;
    padding: 1rem;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
}

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

.primary-btn:active {
    transform: scale(0.98);
}

.error-msg {
    color: var(--danger);
    margin-top: 1rem;
    font-size: 0.875rem;
}

/* Navbar */
.navbar {
    width: 100%;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.5px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

#last-update {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.secondary-btn {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    outline: none;
}

.secondary-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

select.secondary-btn option {
    background: #1e293b;
    color: var(--text-primary);
}

/* Dashboard Content */
.dashboard-content {
    width: 100%;
    max-width: 1200px;
    padding: 2rem;
}

.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--glass-border);
}

.card-header h2 {
    font-size: 1.125rem;
    font-weight: 600;
}

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    background: rgba(148, 163, 184, 0.2);
    color: var(--text-secondary);
}

.badge-running {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.badge-error {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

.badge-waiting {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.card-stats {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.stat-value {
    font-size: 1.25rem;
    font-weight: 700;
}

.card-footer {
    padding: 1rem 1.5rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    border-top: 1px solid var(--glass-border);
    background: rgba(0, 0, 0, 0.1);
    border-bottom-left-radius: 16px;
    border-bottom-right-radius: 16px;
}

.text-danger {
    color: var(--danger);
}

.text-warning {
    color: var(--warning);
}

/* GPU Indicator */
.gpu-card {
    display: flex;
    flex-direction: column;
}

.gpu-indicator {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
}

.gpu-ring {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    border: 4px solid var(--glass-border);
    position: absolute;
    transition: all 0.5s ease;
}

.gpu-ring.active {
    border-color: var(--accent);
    animation: rotate 2s linear infinite, glow 2s ease-in-out infinite alternate;
    border-top-color: transparent;
}

.gpu-text {
    font-size: 0.75rem;
    font-weight: 700;
    z-index: 10;
    transition: color 0.3s;
    text-align: center;
    max-width: 110px;
    word-wrap: break-word;
    line-height: 1.1;
}

@keyframes rotate {
    100% {
        transform: rotate(360deg);
    }
}

@keyframes glow {
    from {
        box-shadow: 0 0 10px rgba(59, 130, 246, 0.3), inset 0 0 10px rgba(59, 130, 246, 0.3);
    }

    to {
        box-shadow: 0 0 20px rgba(59, 130, 246, 0.6), inset 0 0 20px rgba(59, 130, 246, 0.6);
    }
}

/* Telemetry Bars */
.telemetry-group {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--glass-border);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.tel-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.tel-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    display: flex;
    justify-content: space-between;
}

.tel-bar-bg {
    height: 6px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 3px;
    overflow: hidden;
}

.tel-bar-fill {
    height: 100%;
    background: var(--accent);
    width: 0%;
    transition: width 0.5s ease;
}

.tel-bar-fill.warning {
    background: var(--warning);
}

.tel-bar-fill.danger {
    background: var(--danger);
}

/* Stats Tab */
.tabs-nav {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.tab-btn {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    font-weight: 600;
    transition: all 0.2s;
}

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

.stats-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.stats-card {
    padding: 1.5rem;
}

.stats-table table th {
    background: rgba(0, 0, 0, 0.2);
}

/* Collapsible Logs */
.collapsible-header {
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    user-select: none;
}

.collapsible-header:hover {
    color: var(--accent);
}

.chevron {
    transition: transform 0.3s;
}

.collapsed .chevron {
    transform: rotate(-90deg);
}

.collapsed .table-container {
    display: none;
}

/* Fixes */
.stat-value.large {
    font-size: 1.75rem;
}