/**
 * Flux Remote Command Center - Styles
 */

/* ============================================================
   CSS RESET & BASE
   ============================================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --bg-dark: #0d1117;
    --bg-card: #161b22;
    --bg-input: #21262d;
    --bg-hover: #30363d;
    --border-color: #30363d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;
    --accent-gold: #ffd700;
    --accent-gold-dark: #b8960b;
    --success: #3fb950;
    --error: #f85149;
    --warning: #d29922;
    --info: #58a6ff;
    --font-mono: 'Consolas', 'Monaco', 'Courier New', monospace;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --radius: 6px;
    --radius-lg: 12px;
    --shadow: 0 8px 24px rgba(0,0,0,0.4);
}

html {
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
}

a {
    color: var(--accent-gold);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 500;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

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

.btn:active {
    transform: translateY(0);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-dark));
    color: var(--bg-dark);
}

.btn-primary:hover {
    box-shadow: 0 4px 12px rgba(255, 215, 0, 0.3);
}

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

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

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

.btn-xs {
    padding: 4px 8px;
    font-size: 12px;
}

.btn-block {
    display: block;
    width: 100%;
}

/* ============================================================
   FORMS
   ============================================================ */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    font-size: 15px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    color: var(--text-primary);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-gold);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
}

.form-group small {
    display: block;
    margin-top: 6px;
    color: var(--text-muted);
    font-size: 13px;
}

/* ============================================================
   ALERTS
   ============================================================ */
.alert {
    padding: 14px 18px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    font-size: 14px;
}

.alert-error {
    background: rgba(248, 81, 73, 0.15);
    border: 1px solid var(--error);
    color: var(--error);
}

.alert-success {
    background: rgba(63, 185, 80, 0.15);
    border: 1px solid var(--success);
    color: var(--success);
}

.alert-warning {
    background: rgba(210, 153, 34, 0.15);
    border: 1px solid var(--warning);
    color: var(--warning);
}

/* ============================================================
   LOGIN PAGE
   ============================================================ */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
    background: linear-gradient(135deg, #0d1117 0%, #161b22 50%, #0d1117 100%);
}

.login-container {
    width: 100%;
    max-width: 420px;
}

.login-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h1 {
    font-size: 28px;
    font-weight: 600;
    color: var(--accent-gold);
    margin-bottom: 8px;
}

.login-header p {
    color: var(--text-secondary);
    font-size: 14px;
}

.login-form {
    margin-bottom: 20px;
}

.login-footer {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 12px;
}

.totp-group input {
    font-family: var(--font-mono);
    font-size: 24px;
    text-align: center;
    letter-spacing: 8px;
}

/* ============================================================
   TERMINAL PAGE
   ============================================================ */
.terminal-page {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 24px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-left h1 {
    font-size: 20px;
    font-weight: 600;
    color: var(--accent-gold);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-info {
    color: var(--text-secondary);
    font-size: 14px;
}

.user-info strong {
    color: var(--text-primary);
}

.status-indicator {
    font-size: 10px;
    animation: pulse 2s infinite;
}

.status-indicator.online {
    color: var(--success);
}

.status-indicator.offline {
    color: var(--error);
    animation: none;
}

.status-text {
    font-size: 12px;
    color: var(--text-muted);
}

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

/* ============================================================
   TERMINAL CONTAINER
   ============================================================ */
.terminal-container {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 16px;
    padding: 16px 24px;
    flex: 1;
    max-height: calc(100vh - 120px);
}

@media (max-width: 900px) {
    .terminal-container {
        grid-template-columns: 1fr;
    }
    
    .history-panel {
        display: none;
    }
}

.terminal-panel {
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.terminal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--bg-input);
    border-bottom: 1px solid var(--border-color);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.terminal-controls {
    display: flex;
    gap: 8px;
}

.terminal-output {
    flex: 1;
    padding: 16px;
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.6;
    background: #0a0c10;
    min-height: 400px;
    max-height: calc(100vh - 320px);
}

.output-line {
    margin-bottom: 4px;
    word-wrap: break-word;
}

.output-line.system {
    color: var(--text-muted);
}

.output-line.info {
    color: var(--text-primary);
}

.output-line.error {
    color: var(--error);
}

.output-line.success {
    color: var(--success);
}

/* Command block styling */
.command-block {
    margin: 12px 0;
    background: var(--bg-input);
    border-radius: var(--radius);
    overflow: hidden;
}

.command-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: var(--bg-hover);
    border-bottom: 1px solid var(--border-color);
}

.command-text {
    color: var(--accent-gold);
    font-weight: 500;
}

.command-status {
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 10px;
    font-weight: 500;
}

.command-status.queued {
    background: rgba(88, 166, 255, 0.2);
    color: var(--info);
}

.command-status.running {
    background: rgba(210, 153, 34, 0.2);
    color: var(--warning);
    animation: pulse 1s infinite;
}

.command-status.completed {
    background: rgba(63, 185, 80, 0.2);
    color: var(--success);
}

.command-status.error {
    background: rgba(248, 81, 73, 0.2);
    color: var(--error);
}

.command-output {
    padding: 12px 14px;
    white-space: pre-wrap;
    word-wrap: break-word;
    color: var(--text-primary);
    max-height: 300px;
    overflow-y: auto;
}

.command-output .waiting {
    color: var(--text-muted);
    font-style: italic;
}

/* ============================================================
   COMMAND FORM
   ============================================================ */
.command-form {
    padding: 16px;
    background: var(--bg-input);
    border-top: 1px solid var(--border-color);
}

.command-row {
    display: flex;
    gap: 12px;
    align-items: center;
}

.command-select {
    flex: 1;
    padding: 10px 14px;
    font-size: 14px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    color: var(--text-primary);
}

.command-select:focus {
    outline: none;
    border-color: var(--accent-gold);
}

.command-args {
    flex: 1;
    padding: 10px 14px;
    font-size: 14px;
    font-family: var(--font-mono);
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    color: var(--text-primary);
}

.command-args:focus {
    outline: none;
    border-color: var(--accent-gold);
}

.command-hint {
    margin-top: 8px;
    font-size: 12px;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.arbitrary-mode {
    background: var(--bg-dark);
    border-radius: var(--radius);
    padding: 4px;
}

.arbitrary-mode .prompt {
    color: var(--accent-gold);
    font-family: var(--font-mono);
    padding: 0 12px;
    font-weight: 600;
}

.command-input {
    flex: 1;
    padding: 10px 14px;
    font-size: 14px;
    font-family: var(--font-mono);
    background: transparent;
    border: none;
    color: var(--text-primary);
}

.command-input:focus {
    outline: none;
}

/* ============================================================
   HISTORY PANEL
   ============================================================ */
.history-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    max-height: calc(100vh - 180px);
}

.panel-header {
    padding: 12px 16px;
    background: var(--bg-input);
    border-bottom: 1px solid var(--border-color);
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.history-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
}

.history-empty {
    padding: 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
}

.history-item {
    padding: 10px 12px;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background 0.15s;
    margin-bottom: 4px;
}

.history-item:hover {
    background: var(--bg-hover);
}

.history-command {
    display: block;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.history-time {
    display: block;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 4px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    padding: 12px 24px;
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
    border-top: 1px solid var(--border-color);
}

/* ============================================================
   SCROLLBAR STYLING
   ============================================================ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ============================================================
   UTILITIES
   ============================================================ */
.hidden {
    display: none !important;
}

.text-center {
    text-align: center;
}

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

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }

/* ============================================================
   MOBILE RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 10px;
        padding: 10px 16px;
    }
    
    .header-left, .header-right {
        width: 100%;
        justify-content: center;
    }
    
    .terminal-container {
        grid-template-columns: 1fr;
        padding: 10px;
        max-height: none;
    }
    
    .terminal-output {
        min-height: 200px;
        max-height: 300px;
    }
    
    .command-form {
        padding: 12px;
    }
    
    .command-row {
        flex-direction: column;
        gap: 10px;
    }
    
    .command-select,
    .command-args,
    .command-input {
        width: 100%;
        flex: none;
    }
    
    .command-row .btn {
        width: 100%;
        padding: 14px;
        font-size: 16px;
    }
    
    .history-panel {
        display: none;
    }
    
    .footer {
        padding: 10px;
    }
}