/* ========================================================================
   System Monitoring Dashboard - Stylesheet
   ======================================================================== */

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #4A90E2;
    --secondary-color: #2C3E50;
    --success-color: #27AE60;
    --warning-color: #F39C12;
    --danger-color: #E74C3C;
    --info-color: #3498DB;
    --purple-color: #9B59B6;
    --light-bg: #ECF0F1;
    --card-bg: #FFFFFF;
    --text-primary: #2C3E50;
    --text-secondary: #7F8C8D;
    --text-muted: #95A5A6;
    --border-color: #BDC3C7;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 20px rgba(0, 0, 0, 0.15);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--light-bg);
}

/* ========================================================================
   LOGIN PAGE STYLES
   ======================================================================== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.background-pattern {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
                      radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.login-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.login-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow-lg);
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.logo {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}

.login-header h1 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

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

.login-form {
    margin-bottom: 24px;
}

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

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

.input-wrapper {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

.input-wrapper input {
    width: 100%;
    padding: 12px 12px 12px 44px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s;
}

.input-wrapper input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.alert-error {
    background-color: #FADBD8;
    color: var(--danger-color);
    border: 1px solid var(--danger-color);
}

.login-footer {
    text-align: center;
    color: var(--text-secondary);
    font-size: 12px;
}

.login-footer p {
    margin: 4px 0;
}

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

/* ========================================================================
   BUTTON STYLES
   ======================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
}

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

.btn-primary:hover {
    background-color: #357ABD;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.3);
}

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

.btn-secondary:hover {
    background-color: #1A252F;
}

.btn-outline {
    background-color: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-outline:hover {
    background-color: var(--light-bg);
}

.btn-block {
    width: 100%;
}

/* ========================================================================
   DASHBOARD PAGE STYLES
   ======================================================================== */
.dashboard-page {
    background: #F5F7FA;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.dashboard-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 16px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow);
}

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

.logo-small {
    display: flex;
    align-items: center;
}

.header-title h1 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 2px;
}

.header-title p {
    font-size: 12px;
    opacity: 0.9;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    font-size: 14px;
}

/* ========================================================================
   DASHBOARD CONTENT
   ======================================================================== */
.dashboard-content {
    flex: 1;
    padding: 24px 32px;
    max-width: 1600px;
    width: 100%;
    margin: 0 auto;
}

/* Summary Cards */
.summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--shadow);
    display: flex;
    gap: 16px;
    transition: transform 0.3s, box-shadow 0.3s;
}

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

.card-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.card-blue .card-icon {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.card-green .card-icon {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    color: white;
}

.card-orange .card-icon {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.card-purple .card-icon {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    color: white;
}

.card-content {
    flex: 1;
}

.card-content h3 {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.card-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

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

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 24px;
}

.dashboard-section {
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.section-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(to right, #f8f9fa 0%, #ffffff 100%);
}

.section-header h2 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.section-badge {
    padding: 4px 12px;
    background: var(--success-color);
    color: white;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.section-content {
    padding: 20px 24px;
    max-height: 400px;
    overflow-y: auto;
}

/* Status Items */
.status-item {
    padding: 12px;
    margin-bottom: 8px;
    border-radius: 8px;
    background: var(--light-bg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.status-item-header {
    display: flex;
    align-items: center;
    gap: 12px;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-indicator.up {
    background: var(--success-color);
    box-shadow: 0 0 8px var(--success-color);
}

.status-indicator.down {
    background: var(--danger-color);
    box-shadow: 0 0 8px var(--danger-color);
}

.status-indicator.warning {
    background: var(--warning-color);
    box-shadow: 0 0 8px var(--warning-color);
}

.status-name {
    font-weight: 500;
    color: var(--text-primary);
}

.status-detail {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.status-badge {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.status-badge.success {
    background: #D5F5E3;
    color: var(--success-color);
}

.status-badge.danger {
    background: #FADBD8;
    color: var(--danger-color);
}

.status-badge.warning {
    background: #FCF3CF;
    color: var(--warning-color);
}

.status-badge.info {
    background: #D6EAF8;
    color: var(--info-color);
}

/* Loading */
.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
}

/* Applications Section */
.applications-section {
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-bottom: 32px;
    overflow: hidden;
}

.section-header-standalone {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(to right, #f8f9fa 0%, #ffffff 100%);
}

.section-header-standalone h2 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
}

.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 14px;
    padding: 24px;
}

.app-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 20px 16px;
    background: var(--card-bg);
    border-radius: 12px;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s ease;
    border: 2px solid var(--border-color);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.app-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.app-link:hover::before {
    transform: scaleX(1);
}

.app-link:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
    border-color: var(--primary-color);
}

.app-link:active {
    transform: translateY(-2px);
}

.app-icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.app-icon-blue {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.app-icon-purple {
    background: linear-gradient(135deg, #9b59b6 0%, #8e44ad 100%);
}

.app-icon-orange {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.app-icon-green {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
}

.app-icon-red {
    background: linear-gradient(135deg, #eb3349 0%, #f45c43 100%);
}

.app-icon-teal {
    background: linear-gradient(135deg, #00d2ff 0%, #3a7bd5 100%);
}

.app-icon-pink {
    background: linear-gradient(135deg, #ff6a88 0%, #ff99ac 100%);
}

.app-icon-indigo {
    background: linear-gradient(135deg, #4568dc 0%, #b06ab3 100%);
}

.app-icon-cyan {
    background: linear-gradient(135deg, #0ba360 0%, #3cba92 100%);
}

.app-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 2px;
}

.app-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.2;
}

.app-desc {
    font-size: 11px;
    color: var(--text-secondary);
    line-height: 1.3;
}

/* Footer */
.dashboard-footer {
    background: var(--card-bg);
    border-top: 1px solid var(--border-color);
    padding: 16px 32px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 12px;
}

/* Responsive */
@media (max-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .dashboard-header {
        flex-direction: column;
        gap: 16px;
        padding: 16px;
    }

    .header-right {
        width: 100%;
        justify-content: space-between;
    }

    .dashboard-content {
        padding: 16px;
    }

    .summary-cards {
        grid-template-columns: 1fr;
    }

    .dashboard-grid {
        gap: 16px;
    }

    .apps-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
        padding: 16px;
    }

    .section-header-standalone h2 {
        font-size: 16px;
    }

    .app-link {
        padding: 16px 12px;
    }

    .app-icon {
        width: 44px;
        height: 44px;
    }

    .app-name {
        font-size: 14px;
    }

    .app-desc {
        font-size: 10px;
    }
}

@media (max-width: 480px) {
    .apps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Tab Navigation */
.tab-navigation {
    display: flex;
    gap: 8px;
    margin: 24px 0;
    background: var(--card-bg);
    padding: 8px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.tab-button {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 24px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 500;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
}

.tab-button svg {
    opacity: 0.7;
    transition: opacity 0.3s;
}

.tab-button:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

.tab-button.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.tab-button.active svg {
    opacity: 1;
}

/* Tab Content */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* WAF Statistics Cards */
.waf-stats {
    margin-bottom: 32px;
}

.waf-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.waf-stat-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--shadow);
    display: flex;
    gap: 16px;
    align-items: flex-start;
    transition: transform 0.3s, box-shadow 0.3s;
}

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

.waf-stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.waf-stat-icon.waf-critical {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.waf-stat-icon.waf-warning {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    color: white;
}

.waf-stat-icon.waf-info {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.waf-stat-icon.waf-sites {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    color: white;
}

.waf-stat-content {
    flex: 1;
}

.waf-stat-content h3 {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    margin: 0 0 12px 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.waf-stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.waf-stat-trend {
    font-size: 13px;
    color: var(--text-secondary);
}

.waf-stat-detail {
    font-size: 13px;
    color: var(--text-secondary);
}

/* WAF Tables */
.waf-table {
    width: 100%;
    border-collapse: collapse;
}

.waf-table th {
    text-align: left;
    padding: 12px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--border-color);
}

.waf-table td {
    padding: 14px 12px;
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
}

.waf-table tr:hover {
    background: var(--hover-bg);
}

/* Severity Badges */
.severity-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.severity-critical {
    background: #fee;
    color: #c33;
}

.severity-warning {
    background: #ffeaa7;
    color: #d63031;
}

.severity-error {
    background: #fdcb6e;
    color: #e17055;
}

.severity-notice {
    background: #dfe6e9;
    color: #636e72;
}

/* Attack Type Badges */
.attack-badge {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
    background: var(--hover-bg);
    color: var(--text-primary);
}

/* IP Address Styling */
.ip-address {
    font-family: 'Courier New', monospace;
    font-size: 13px;
    color: var(--text-primary);
    background: var(--hover-bg);
    padding: 4px 8px;
    border-radius: 4px;
}

/* URI Styling */
.uri-path {
    font-family: 'Courier New', monospace;
    font-size: 12px;
    color: var(--text-secondary);
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Responsive adjustments for WAF */
@media (max-width: 768px) {
    .waf-stats-grid {
        grid-template-columns: 1fr;
    }

    .waf-table {
        font-size: 12px;
    }

    .waf-table th,
    .waf-table td {
        padding: 8px 6px;
    }
}