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

:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-light: #eff6ff;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --bg-main: #f8fafc;
    --bg-card: #ffffff;
    --bg-sidebar: #0f172a;
    --border-color: #e2e8f0;
    --border-focus: #3b82f6;
    --sidebar-text: #94a3b8;
    --sidebar-text-active: #ffffff;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --transition: all 0.2s ease-in-out;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* App Container & Sidebar Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    background-color: var(--bg-sidebar);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    border-right: 1px solid rgba(255, 255, 255, 0.05);
    position: sticky;
    top: 0;
    height: 100vh;
    z-index: 100;
}

.sidebar-brand {
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.brand-icon {
    font-size: 28px;
    color: var(--primary-color);
}

.brand-text h2 {
    font-size: 18px;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: 0.5px;
}

.brand-text span {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
}

.sidebar-menu {
    flex: 1;
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: transparent;
    border: none;
    color: var(--sidebar-text);
    font-size: 14px;
    font-weight: 500;
    border-radius: 8px;
    cursor: pointer;
    text-align: left;
    transition: var(--transition);
    width: 100%;
}

.menu-item:hover {
    background-color: rgba(255, 255, 255, 0.03);
    color: #ffffff;
}

.menu-item.active {
    background-color: var(--primary-color);
    color: var(--sidebar-text-active);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

.menu-item i {
    font-size: 16px;
    width: 20px;
    text-align: center;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    font-size: 12px;
}

.sidebar-footer .version {
    color: var(--text-muted);
    display: block;
    margin-top: 4px;
}

/* Main Content Layout */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0; /* Prevent flex children from overflowing */
}

.app-header {
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 90;
    height: 70px;
}

.header-title h1 {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
}

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

.user-avatar {
    width: 40px;
    height: 40px;
    background-color: var(--primary-light);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    border: 1px solid var(--border-color);
}

.user-info {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.user-role {
    font-size: 11px;
    color: var(--text-secondary);
}

/* Tab container and Sections */
.tab-container {
    padding: 32px;
    flex: 1;
    overflow-y: auto;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Cards & Sections */
.card {
    background-color: var(--bg-card);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
    overflow: hidden;
}

.form-card {
    padding: 24px;
}

.section-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.form-subsection {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 24px;
    margin-bottom: 24px;
}

.form-subsection:last-of-type {
    border-bottom: none;
    padding-bottom: 0;
    margin-bottom: 0;
}

.subsection-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 18px;
    border-bottom: 2px solid var(--primary-color);
    display: inline-block;
    padding-bottom: 4px;
}

/* Grid System */
.grid {
    display: grid;
    gap: 16px;
}

.grid-col-4 {
    grid-template-columns: repeat(4, 1fr);
}

.grid-col-5 {
    grid-template-columns: repeat(5, 1fr);
}

.grid-col-6 {
    grid-template-columns: repeat(6, 1fr);
}

.col-span-2-lg {
    grid-column: span 2;
}

.col-span-3-lg {
    grid-column: span 3;
}

.col-span-4-lg {
    grid-column: span 4;
}

.col-span-6 {
    grid-column: span 6;
}

@media (max-width: 1024px) {
    .grid-col-4, .grid-col-5, .grid-col-6 {
        grid-template-columns: repeat(2, 1fr);
    }
    .col-span-2-lg, .col-span-3-lg, .col-span-4-lg, .col-span-6 {
        grid-column: span 2;
    }
}

@media (max-width: 640px) {
    .grid-col-4, .grid-col-5, .grid-col-6 {
        grid-template-columns: 1fr;
    }
    .col-span-2-lg, .col-span-3-lg, .col-span-4-lg, .col-span-6 {
        grid-column: span 1;
    }
}

/* Form Controls */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input, 
.form-group select {
    padding: 10px 14px;
    font-family: inherit;
    font-size: 14px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background-color: #ffffff;
    color: var(--text-primary);
    transition: var(--transition);
    outline: none;
    width: 100%;
}

.form-group input::placeholder {
    color: var(--text-muted);
}

.form-group input:focus, 
.form-group select:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.error-msg {
    color: var(--danger-color);
    font-size: 12px;
    margin-top: 4px;
    display: none;
}

/* Password input wrapper with toggle button */
.password-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.password-input-wrapper input {
    padding-right: 40px;
}

.btn-toggle-password {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4px;
}

.btn-toggle-password:hover {
    color: var(--text-primary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid transparent;
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.15);
}

.btn-secondary {
    background-color: #ffffff;
    border-color: var(--border-color);
    color: var(--text-secondary);
}

.btn-secondary:hover {
    background-color: var(--bg-main);
    color: var(--text-primary);
}

.btn-danger {
    background-color: var(--danger-color);
    color: #ffffff;
}

.btn-danger:hover {
    background-color: #dc2626;
}

.btn-icon-only {
    width: 32px;
    height: 32px;
    padding: 0;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    background-color: #ffffff;
}

.btn-icon-only.edit {
    color: var(--primary-color);
}

.btn-icon-only.edit:hover {
    background-color: var(--primary-light);
    border-color: var(--primary-color);
}

.btn-icon-only.delete {
    color: var(--danger-color);
}

.btn-icon-only.delete:hover {
    background-color: #fef2f2;
    border-color: var(--danger-color);
}

.btn-icon-only.history {
    color: #475569;
}

.btn-icon-only.history:hover {
    background-color: #f1f5f9;
    border-color: #475569;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

.hidden {
    display: none !important;
}

/* Tables Section */
.table-card {
    padding: 0;
}

.table-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.table-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-box {
    position: relative;
    width: 380px;
    max-width: 100%;
}

.search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    font-size: 14px;
}

.search-box input {
    padding: 10px 14px 10px 38px;
    font-family: inherit;
    font-size: 14px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    width: 100%;
    outline: none;
    transition: var(--transition);
}

.search-box input:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.table-responsive {
    overflow-x: auto;
    width: 100%;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 14px;
}

.data-table th {
    background-color: var(--bg-main);
    color: var(--text-secondary);
    font-weight: 600;
    padding: 14px 24px;
    border-bottom: 1px solid var(--border-color);
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.5px;
}

.data-table td {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: top;
    color: var(--text-primary);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

.data-table tbody tr:hover td {
    background-color: #fafafa;
}

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

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

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

.actions-cell {
    display: flex;
    gap: 8px;
    justify-content: center;
}

/* Styled Table Content Elements */
.user-info-cell {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.user-info-cell .name {
    font-weight: 600;
    color: var(--text-primary);
}

.user-info-cell .details {
    font-size: 12px;
    color: var(--text-secondary);
}

.user-info-cell .contact {
    font-size: 12px;
    color: var(--text-muted);
}

.badge {
    display: inline-block;
    padding: 2px 8px;
    font-size: 11px;
    font-weight: 600;
    border-radius: 4px;
    background-color: var(--border-color);
    color: var(--text-secondary);
}

.badge-blue {
    background-color: var(--primary-light);
    color: var(--primary-color);
}

.badge-green {
    background-color: #d1fae5;
    color: var(--success-color);
}

.badge-yellow {
    background-color: #fef3c7;
    color: var(--warning-color);
}

.badge-danger {
    background-color: #fee2e2;
    color: var(--danger-color);
}

.specs-list {
    font-size: 13px;
    list-style: none;
}

.specs-list li {
    margin-bottom: 4px;
}

.specs-list strong {
    color: var(--text-secondary);
    font-weight: 500;
}

.keys-container {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.key-item {
    font-size: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.key-item i {
    width: 14px;
}

.key-item span {
    font-family: monospace;
    background-color: var(--bg-main);
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    word-break: break-all;
}

/* Toast System */
.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    background-color: #ffffff;
    border-left: 4px solid var(--primary-color);
    box-shadow: var(--shadow-lg);
    padding: 16px 20px;
    border-radius: 6px;
    min-width: 320px;
    max-width: 450px;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.toast-success {
    border-left-color: var(--success-color);
}

.toast-error {
    border-left-color: var(--danger-color);
}

.toast-warning {
    border-left-color: var(--warning-color);
}

.toast-icon {
    font-size: 20px;
}

.toast-success .toast-icon { color: var(--success-color); }
.toast-error .toast-icon { color: var(--danger-color); }
.toast-warning .toast-icon { color: var(--warning-color); }

.toast-content {
    flex: 1;
}

.toast-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.toast-message {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 2px;
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 14px;
}

.toast-close:hover {
    color: var(--text-secondary);
}

.form-group textarea {
    padding: 10px 14px;
    font-family: inherit;
    font-size: 14px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background-color: #ffffff;
    color: var(--text-primary);
    transition: var(--transition);
    outline: none;
    width: 100%;
    resize: vertical;
}

.form-group textarea:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

/* Camera tab table cells custom */
.ports-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4px;
    font-size: 12px;
}

.port-badge {
    background-color: var(--bg-main);
    border: 1px solid var(--border-color);
    padding: 2px 4px;
    border-radius: 4px;
    text-align: center;
}

.port-badge span {
    font-weight: 600;
    color: var(--primary-color);
}

/* Modal Popup Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(4px);
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
    animation: fadeInModal 0.25s ease-out;
}

@keyframes fadeInModal {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background-color: var(--bg-card);
    border-radius: 12px;
    width: 600px;
    max-width: 90%;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: slideUpModal 0.25s ease-out;
}

@keyframes slideUpModal {
    from { transform: translateY(20px); }
    to { transform: translateY(0); }
}

.modal-header {
    padding: 18px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--bg-main);
}

.modal-header h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    line-height: 1;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 24px;
    max-height: 400px;
    overflow-y: auto;
}

.device-summary {
    background-color: var(--primary-light);
    border-left: 4px solid var(--primary-color);
    padding: 12px 16px;
    border-radius: 4px;
    margin-bottom: 20px;
    font-size: 14px;
}

.device-summary p {
    margin-bottom: 4px;
}
.device-summary p:last-child {
    margin-bottom: 0;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    background-color: var(--bg-main);
}

/* Timeline/Log Styles */
.timeline {
    position: relative;
    padding-left: 20px;
    border-left: 2px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-left: 10px;
}

.timeline-item {
    position: relative;
}

.timeline-dot {
    position: absolute;
    left: -27px;
    top: 4px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--primary-color);
    border: 2px solid #ffffff;
}

.timeline-time {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.timeline-action {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 2px 0 6px 0;
}

.timeline-details {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    background-color: var(--bg-main);
    padding: 8px 12px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

/* Utility Classes */
.hidden {
    display: none !important;
}

/* 11. CORPORATE LOGIN SCREEN STYLES */
.login-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #f1f5f9;
    overflow: hidden;
    z-index: 9999;
}

.login-card-corporate {
    width: 100%;
    max-width: 440px;
    background: #ffffff;
    border-radius: 24px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    animation: slideUpFade 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes slideUpFade {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header-corporate {
    background: linear-gradient(180deg, #2563eb 0%, #1d4ed8 100%);
    background-image: 
        radial-gradient(rgba(255, 255, 255, 0.15) 1.5px, transparent 1.5px),
        linear-gradient(180deg, #2563eb 0%, #1d4ed8 100%);
    background-size: 16px 16px, 100% 100%;
    padding: 30px 24px;
    text-align: center;
    color: #ffffff;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.login-header-corporate h2 {
    font-size: 32px;
    font-weight: 800;
    letter-spacing: 1px;
    margin: 0;
    text-transform: uppercase;
}

.login-body-corporate {
    padding: 40px 32px 32px 32px;
}

.login-instruction {
    font-size: 14px;
    color: #64748b;
    text-align: center;
    line-height: 1.6;
    margin: 0 0 32px 0;
}

.login-input-group {
    display: flex;
    align-items: center;
    background-color: #eff3f8;
    border-radius: 12px;
    padding: 0 16px;
    margin-bottom: 20px;
    border: 1px solid transparent;
    transition: all 0.2s ease-in-out;
}

.login-input-group:focus-within {
    border-color: #2563eb;
    background-color: #ffffff;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.login-input-group .input-icon {
    color: #94a3b8;
    font-size: 16px;
    margin-right: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-input-group input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 14px 0;
    font-size: 15px;
    color: #1e293b;
    font-family: var(--font-sans);
}

.login-input-group input:focus {
    outline: none;
}

.login-input-group input::placeholder {
    color: #94a3b8;
}

.login-input-group.password-group {
    position: relative;
}

.login-input-group .btn-toggle-password {
    background: none;
    border: none;
    color: #94a3b8;
    cursor: pointer;
    font-size: 16px;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-left: 8px;
    transition: var(--transition);
}

.login-input-group .btn-toggle-password:hover {
    color: #1e293b;
    background-color: rgba(0, 0, 0, 0.05);
}

.btn-login-corporate {
    width: 100%;
    padding: 14px;
    margin-top: 12px;
    background-color: #2e2a87;
    border: none;
    border-radius: 12px;
    color: #ffffff;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 4px 12px rgba(46, 42, 135, 0.25);
    transition: all 0.2s ease-in-out;
}

.btn-login-corporate:hover {
    background-color: #1e1b4b;
    box-shadow: 0 6px 18px rgba(46, 42, 135, 0.35);
    transform: translateY(-1px);
}

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

/* Logout sidebar item transitions */
.btn-logout-sidebar {
    transition: var(--transition);
}

.btn-logout-sidebar:hover {
    background-color: rgba(239, 68, 68, 0.1) !important;
    border-color: rgba(239, 68, 68, 0.3) !important;
}