:root {
    --bg-deep: #030712;
    --bg-surface: #0a101f;
    --bg-card: rgba(13, 22, 41, 0.75);
    --bg-card-hover: rgba(18, 30, 56, 0.85);
    --border: rgba(56, 189, 248, 0.15);
    --border-hover: rgba(56, 189, 248, 0.4);
    --accent-cyan: #38bdf8;
    --accent-blue: #2563eb;
    --accent-green: #10b981;
    --accent-amber: #f59e0b;
    --accent-rose: #f43f5e;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-dim: #64748b;
    --glow-cyan: 0 0 25px rgba(56, 189, 248, 0.25);
    --glow-green: 0 0 20px rgba(16, 185, 129, 0.3);
}

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

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-deep);
    background-image: 
        radial-gradient(circle at 15% 15%, rgba(56, 189, 248, 0.08) 0%, transparent 45%),
        radial-gradient(circle at 85% 85%, rgba(37, 99, 235, 0.08) 0%, transparent 45%);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* NAVBAR COCKPIT */
.cockpit-header {
    background: rgba(10, 16, 31, 0.8);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0.8rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand-area {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

.brand-link {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    color: var(--text-main);
    font-weight: 800;
    font-size: 1.2rem;
    letter-spacing: -0.5px;
}

.brand-badge {
    background: rgba(56, 189, 248, 0.12);
    border: 1px solid var(--border);
    color: var(--accent-cyan);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
    font-weight: 700;
}

.node-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

.pulse-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-green);
    box-shadow: var(--glow-green);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); opacity: 0.8; }
    50% { transform: scale(1.2); opacity: 1; }
    100% { transform: scale(0.95); opacity: 0.8; }
}

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

.user-chip {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 0.4rem 0.9rem;
    border-radius: 100px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
}

.user-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 800;
}

/* LAYOUT PRINCIPAL */
.cockpit-main {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
    flex: 1;
    width: 100%;
}

/* VUE LISTE SERVEURS (FLEET OVERVIEW) */
.fleet-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 2rem;
}

.fleet-title h1 {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 0.3rem;
}

.fleet-title p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.fleet-stats {
    display: flex;
    gap: 1.5rem;
}

.stat-pill {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 0.6rem 1.2rem;
    border-radius: 12px;
    backdrop-filter: blur(8px);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 1.2rem;
    font-weight: 700;
    font-family: 'JetBrains Mono', monospace;
    color: var(--accent-cyan);
}

/* GRILLE DE CARTES SERVEURS */
.servers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 1.5rem;
}

.server-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 1.6rem;
    backdrop-filter: blur(14px);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.server-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue));
    opacity: 0;
    transition: opacity 0.3s;
}

.server-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--glow-cyan);
}

.server-card:hover::before {
    opacity: 1;
}

.card-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.2rem;
}

.server-info h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
}

.server-type {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

.status-badge {
    padding: 0.3rem 0.7rem;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.status-running {
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--accent-green);
}

.status-offline {
    background: rgba(100, 116, 139, 0.15);
    border: 1px solid rgba(100, 116, 139, 0.3);
    color: var(--text-dim);
}

.metrics-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.8rem;
    background: rgba(0, 0, 0, 0.3);
    padding: 0.9rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.04);
    margin-bottom: 1.2rem;
}

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

.metric-name {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-bottom: 0.2rem;
}

.metric-val {
    font-size: 0.95rem;
    font-weight: 700;
    font-family: 'JetBrains Mono', monospace;
    color: var(--text-main);
}

.card-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.conn-alias {
    font-size: 0.8rem;
    font-family: 'JetBrains Mono', monospace;
    color: var(--accent-cyan);
    background: rgba(56, 189, 248, 0.08);
    padding: 0.2rem 0.5rem;
    border-radius: 6px;
}

.btn-manage {
    background: linear-gradient(135deg, rgba(56, 189, 248, 0.2), rgba(37, 99, 235, 0.2));
    border: 1px solid var(--border);
    color: var(--text-main);
    padding: 0.4rem 0.9rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-manage:hover {
    background: var(--accent-cyan);
    color: #000;
    box-shadow: var(--glow-cyan);
}

/* VUE DÉTAIL SERVEUR (COCKPIT VIEW) */
.server-view {
    display: none;
}

.server-view.active {
    display: block;
}

.server-navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.back-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: var(--text-main);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    cursor: pointer;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

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

.power-controls {
    display: flex;
    gap: 0.6rem;
}

.btn-power {
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 700;
    cursor: pointer;
    border: none;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    transition: all 0.2s;
}

.btn-start {
    background: var(--accent-green);
    color: #000;
}
.btn-start:hover {
    box-shadow: var(--glow-green);
    filter: brightness(1.1);
}

.btn-restart {
    background: var(--accent-amber);
    color: #000;
}

.btn-stop {
    background: var(--accent-rose);
    color: #fff;
}

/* COCKPIT GRID : CONSOLE + FILE/METRICS TABS */
.cockpit-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.5rem;
}

/* CONSOLE CYBERPUNK */
.terminal-window {
    background: #02040a;
    border: 1px solid rgba(56, 189, 248, 0.2);
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 600px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
}

.terminal-header {
    background: rgba(13, 22, 41, 0.95);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding: 0.8rem 1.2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.terminal-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: var(--accent-cyan);
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.terminal-dots {
    display: flex;
    gap: 6px;
}

.terminal-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.dot-red { background: #ef4444; }
.dot-yellow { background: #f59e0b; }
.dot-green { background: #10b981; }

.terminal-output {
    flex: 1;
    padding: 1.2rem;
    overflow-y: auto;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    line-height: 1.6;
    color: #cbd5e1;
    white-space: pre-wrap;
    word-break: break-word;
}

.terminal-input-bar {
    background: rgba(10, 16, 31, 0.9);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding: 0.8rem 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.terminal-prompt {
    color: var(--accent-cyan);
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
}

.terminal-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-main);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    outline: none;
}

/* SIDE PANEL : METRIQUES EN DIRECT */
.side-panel {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.gauge-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.5rem;
    backdrop-filter: blur(14px);
}

.gauge-box h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-between;
}

.progress-bar-bg {
    background: rgba(255, 255, 255, 0.05);
    height: 10px;
    border-radius: 100px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress-bar-fill {
    height: 100%;
    border-radius: 100px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue));
    transition: width 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* MODAL CONFIG / TOKEN */
.config-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999;
}

.config-modal.hidden {
    display: none;
}

.modal-content {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 2.5rem;
    max-width: 480px;
    width: 90%;
    box-shadow: var(--glow-cyan);
}

.modal-content h2 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 0.8rem;
}

.modal-content p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.input-field {
    width: 100%;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border);
    padding: 0.8rem 1rem;
    border-radius: 10px;
    color: var(--text-main);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    margin-bottom: 1.2rem;
    outline: none;
}

.input-field:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 10px rgba(56, 189, 248, 0.2);
}

.modal-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
    border: none;
    color: #000;
    font-weight: 800;
    padding: 0.9rem;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.2s;
}

.modal-btn:hover {
    filter: brightness(1.1);
    box-shadow: var(--glow-cyan);
}

@media (max-width: 900px) {
    .cockpit-grid {
        grid-template-columns: 1fr;
    }
    .fleet-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    .terminal-window {
        height: 450px;
    }
}