/* CSS Reset & Design Tokens */
:root {
    --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    
    /* Palette */
    --bg-dark: #090d16;
    --card-bg: rgba(15, 23, 42, 0.75);
    --card-border: rgba(255, 255, 255, 0.08);
    --input-bg: rgba(30, 41, 59, 0.7);
    --input-border: rgba(255, 255, 255, 0.12);
    
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --primary: #0284c7;
    --primary-hover: #0369a1;
    --primary-glow: rgba(2, 132, 199, 0.35);
    
    --accent: #06b6d4;
    --accent-hover: #0891b2;
    --accent-glow: rgba(6, 182, 212, 0.3);

    --success: #10b981;
    --error: #ef4444;
    
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Theme Switcher Button */
.theme-toggle-btn {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--card-border);
    color: #f59e0b;
    width: 38px;
    height: 38px;
    min-width: 38px;
    min-height: 38px;
    max-width: 38px;
    max-height: 38px;
    aspect-ratio: 1 / 1;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1.05rem;
    flex-shrink: 0;
    box-sizing: border-box;
}

.theme-toggle-btn:hover {
    background: rgba(255, 255, 255, 0.18);
    transform: scale(1.08);
}

/* Light Mode Theme Overrides */
[data-theme="light"] {
    --bg-dark: #f1f5f9;
    --card-bg: #ffffff;
    --card-border: #cbd5e1;
    --input-bg: #f8fafc;
    --input-border: #cbd5e1;
    
    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;
    
    --primary: #0284c7;
    --primary-hover: #0369a1;
    --primary-glow: rgba(2, 132, 199, 0.15);
    
    --accent: #0891b2;
    --accent-hover: #0e7490;
    --accent-glow: rgba(6, 182, 212, 0.15);

    --success: #059669;
    --error: #dc2626;
}

[data-theme="light"] body {
    background-color: #f1f5f9;
    color: #0f172a;
}

[data-theme="light"] .glow-bg {
    opacity: 0.12;
}

[data-theme="light"] .brand-text h1 {
    background: linear-gradient(to right, #0f172a, #334155);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

[data-theme="light"] .theme-toggle-btn {
    background: #e2e8f0;
    border-color: #cbd5e1;
    color: #4f46e5;
}

[data-theme="light"] .theme-toggle-btn:hover {
    background: #cbd5e1;
}

[data-theme="light"] .status-badge {
    background: #ffffff;
    border-color: #cbd5e1;
    color: #334155;
}

[data-theme="light"] .user-session-badge {
    background: #ffffff !important;
    border-color: #cbd5e1 !important;
    color: #0f172a !important;
}

[data-theme="light"] .card,
[data-theme="light"] .glass-panel {
    background: #ffffff;
    border-color: #cbd5e1;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
}

[data-theme="light"] input,
[data-theme="light"] select {
    color: #0f172a !important;
    background-color: #f8fafc !important;
    border-color: #cbd5e1 !important;
}

[data-theme="light"] input::placeholder {
    color: #94a3b8 !important;
}

[data-theme="light"] input:focus {
    background-color: #ffffff !important;
    border-color: #0284c7 !important;
}

/* User List Table Contrast in Light Mode */
[data-theme="light"] .table-responsive {
    background: #ffffff !important;
    border-color: #cbd5e1 !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03) !important;
}

[data-theme="light"] table thead tr {
    background: #f1f5f9 !important;
    color: #334155 !important;
    border-bottom: 2px solid #cbd5e1 !important;
}

[data-theme="light"] table th {
    color: #334155 !important;
    font-weight: 700 !important;
}

[data-theme="light"] table tbody tr {
    border-bottom-color: #e2e8f0 !important;
}

[data-theme="light"] table tbody tr:hover {
    background: #f8fafc !important;
}

[data-theme="light"] td strong {
    color: #0f172a !important;
}

[data-theme="light"] td span {
    color: #475569 !important;
}

/* Search input & Filter pills in Light mode */
[data-theme="light"] #admin-search-input {
    background: #ffffff !important;
    border-color: #cbd5e1 !important;
    color: #0f172a !important;
}

[data-theme="light"] .filter-pills-group {
    background: #f1f5f9 !important;
    border-color: #cbd5e1 !important;
}

[data-theme="light"] .filter-pill {
    color: #475569 !important;
}

[data-theme="light"] .filter-pill.active {
    background: #0284c7 !important;
    color: #ffffff !important;
}

/* Stat cards in Light mode */
[data-theme="light"] #card-filter-all {
    background: #f0f9ff !important;
    border-color: #bae6fd !important;
}
[data-theme="light"] #card-filter-all span { color: #0369a1 !important; }
[data-theme="light"] #card-filter-all strong { color: #0284c7 !important; }

[data-theme="light"] #card-filter-active {
    background: #ecfdf5 !important;
    border-color: #a7f3d0 !important;
}
[data-theme="light"] #card-filter-active span { color: #047857 !important; }
[data-theme="light"] #card-filter-active strong { color: #059669 !important; }

[data-theme="light"] #card-filter-disabled {
    background: #fef2f2 !important;
    border-color: #fecaca !important;
}
[data-theme="light"] #card-filter-disabled span { color: #b91c1c !important; }
[data-theme="light"] #card-filter-disabled strong { color: #dc2626 !important; }

[data-theme="light"] #card-filter-online {
    background: #ecfeff !important;
    border-color: #a5f3fc !important;
}
[data-theme="light"] #card-filter-online span { color: #0e7490 !important; }
[data-theme="light"] #card-filter-online strong { color: #0891b2 !important; }

/* User profile screen cards in Light Mode */
[data-theme="light"] .user-info-badge {
    background: #f8fafc !important;
    border-color: #cbd5e1 !important;
}

[data-theme="light"] .badge-item {
    background: #ffffff !important;
    border-color: #cbd5e1 !important;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04) !important;
}

[data-theme="light"] .badge-content strong {
    color: #0f172a !important;
}

[data-theme="light"] .action-card {
    background: #ffffff !important;
    border-color: #cbd5e1 !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03) !important;
}

[data-theme="light"] .action-card.highlight {
    background: #ffffff !important;
    border-color: #93c5fd !important;
}

[data-theme="light"] .option-uri-box {
    background: #f8fafc !important;
    border-color: #cbd5e1 !important;
}

[data-theme="light"] .option-uri-title {
    color: #0284c7 !important;
}

[data-theme="light"] .option2-title {
    color: #059669 !important;
}

[data-theme="light"] #pin-reset-card {
    background: #fffbeb !important;
    border-color: #fde68a !important;
}

[data-theme="light"] #pin-reset-card .action-title {
    color: #d97706 !important;
}

/* Security Notice Boxes in Light Mode */
[data-theme="light"] .no-pass-notice-box,
[data-theme="light"] #reset-pin-admin-no-pass-container,
[data-theme="light"] #create-user-no-pass-container {
    background: #fffbeb !important;
    border-color: #fde68a !important;
}

[data-theme="light"] .no-pass-label,
[data-theme="light"] #reset-pin-admin-no-pass-container label,
[data-theme="light"] #create-user-no-pass-container label {
    color: #d97706 !important;
}

[data-theme="light"] .no-pass-warning,
[data-theme="light"] #reset-pin-warning-notice,
[data-theme="light"] #create-user-warning-notice {
    color: #b45309 !important;
}

/* Password Success Boxes (Dark Mode Defaults) */
.create-success-pin-box-haspass {
    background: rgba(16, 185, 129, 0.1);
    border: 1px dashed rgba(16, 185, 129, 0.4);
}
.create-success-pin-label-haspass {
    color: #a7f3d0;
}
.create-success-pin-value-haspass {
    color: #34d399;
}

.create-success-pin-box-nopass {
    background: rgba(245, 158, 11, 0.12);
    border: 1px dashed rgba(245, 158, 11, 0.4);
}
.create-success-pin-label-nopass {
    color: #fde68a;
}
.create-success-pin-value-nopass {
    color: #fbbf24;
}

/* Password Success Boxes in Light Mode */
[data-theme="light"] .create-success-pin-box-haspass,
[data-theme="light"] #reset-pin-success-box {
    background: #ecfdf5 !important;
    border-color: #a7f3d0 !important;
}

[data-theme="light"] .create-success-pin-label-haspass,
[data-theme="light"] #reset-pin-success-label {
    color: #047857 !important;
}

[data-theme="light"] .create-success-pin-value-haspass,
[data-theme="light"] #reset-pin-success-value {
    color: #059669 !important;
}

/* No-Password Yellow Warning Success Box in Light Mode */
[data-theme="light"] .create-success-pin-box-nopass {
    background: #fffbeb !important;
    border-color: #fde68a !important;
}

[data-theme="light"] .create-success-pin-label-nopass {
    color: #d97706 !important;
}

[data-theme="light"] .create-success-pin-value-nopass {
    color: #b45309 !important;
}

[data-theme="light"] .accordion-item {
    background: #f8fafc !important;
    border-color: #e2e8f0 !important;
}

[data-theme="light"] .modal-card {
    background: #ffffff !important;
    border-color: #cbd5e1 !important;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15) !important;
}

[data-theme="light"] .modal-card h3,
[data-theme="light"] .modal-card h4 {
    color: #0f172a !important;
}

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

body {
    font-family: var(--font-family);
    background-color: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: hidden;
    line-height: 1.5;
}

/* Dynamic Background Glow Elements */
.glow-bg {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    z-index: 0;
    pointer-events: none;
    opacity: 0.45;
}

.glow-1 {
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, #0284c7 0%, rgba(2, 132, 199, 0) 70%);
    top: -100px;
    left: -100px;
}

.glow-2 {
    width: 550px;
    height: 550px;
    background: radial-gradient(circle, #4f46e5 0%, rgba(79, 70, 229, 0) 70%);
    bottom: -150px;
    right: -150px;
}

/* App Container */
.app-container {
    width: 100%;
    max-width: 680px;
    padding: 24px;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 24px;
    transition: max-width 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Force Admin Section Wide Layout */
body:has(#admin-section.active) .app-container,
.app-container.admin-mode {
    max-width: 1200px !important;
    width: 95% !important;
}

.app-container.admin-mode .glass-panel,
body:has(#admin-section.active) .glass-panel {
    padding: 24px 28px;
}

.table-responsive {
    width: 100%;
    overflow-x: auto;
    border-radius: 10px;
    border: 1px solid var(--card-border);
    background: rgba(15, 23, 42, 0.4);
}

/* Header */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.brand-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius-md);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 22px;
    color: #fff;
    box-shadow: 0 0 20px var(--primary-glow);
}

.brand-text h1 {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: linear-gradient(to right, #ffffff, #cbd5e1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.brand-subtitle {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Status Badge */
.status-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--card-border);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.78rem;
    color: var(--text-secondary);
    backdrop-filter: blur(10px);
}

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

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

.status-dot.red {
    background-color: var(--error);
    box-shadow: 0 0 8px var(--error);
}

/* Glass Panel Card */
.glass-panel {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    position: relative;
    overflow: hidden;
}

/* Card Sections Transition */
.card-section {
    display: none;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.card-section.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.section-header h2 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.section-header p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

/* Form Controls */
.input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

.input-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.input-group input {
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: var(--radius-md);
    padding: 14px 16px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition);
    outline: none;
}

.input-group input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
    background: rgba(30, 41, 59, 0.9);
}

.input-hint {
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 20px;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: var(--transition);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #ffffff;
    width: 100%;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px var(--primary-glow);
    filter: brightness(1.1);
}

.btn-accent {
    background: linear-gradient(135deg, #0284c7, #06b6d4);
    color: #fff;
}

.btn-accent:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

.btn-warning {
    background: linear-gradient(135deg, #d97706, #f59e0b);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.btn-warning:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
    filter: brightness(1.1);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    border: 1px solid var(--card-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
}

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

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--text-secondary);
}

.btn-link {
    background: transparent;
    color: var(--text-secondary);
    padding: 8px 12px;
}

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

.btn-block {
    width: 100%;
}

.btn-icon-only {
    padding: 14px;
    border-radius: var(--radius-md);
}

/* Spinner & Loading */
.loader-container {
    text-align: center;
    padding: 40px 20px;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--accent);
    border-radius: 50%;
    margin: 0 auto 20px auto;
    animation: spin 1s infinite linear;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Success View */
.success-header {
    text-align: center;
    margin-bottom: 24px;
}

.success-icon {
    font-size: 3rem;
    color: var(--success);
    margin-bottom: 10px;
}

.user-info-badge {
    background: rgba(15, 23, 42, 0.45);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    padding: 12px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    align-items: center;
    margin-bottom: 24px;
}

.badge-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.03);
    padding: 10px 14px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    min-width: 0;
}

.badge-item .icon {
    font-size: 1.1rem;
    color: #38bdf8;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

.badge-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.badge-item .label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    font-weight: 600;
}

.badge-content strong {
    font-size: 0.88rem;
    color: #f1f5f9;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Actions Grid */
.actions-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 24px;
}

.action-card {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    padding: 20px;
}

.action-card.highlight {
    border-color: rgba(6, 182, 212, 0.3);
    background: rgba(6, 182, 212, 0.05);
}

.action-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
    color: var(--accent);
}

.action-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.button-row {
    display: flex;
    gap: 8px;
}

/* Accordion Instructions */
.instructions-accordion {
    border-top: 1px solid var(--card-border);
    padding-top: 20px;
    margin-bottom: 20px;
}

.instructions-accordion h3 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.accordion-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-sm);
    margin-bottom: 8px;

}

.accordion-item summary {
    padding: 12px 16px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--text-secondary);
    user-select: none;
}

.accordion-item summary:hover {
    color: var(--text-primary);
}

.accordion-content {
    padding: 0 16px 14px 36px;
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.accordion-content ol {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.accordion-content a {
    color: var(--accent);
    text-decoration: none;
}

.accordion-content code {
    background: rgba(0, 0, 0, 0.4);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: monospace;
}

.card-footer-action {
    text-align: center;
}

/* Toast Banner */
.toast {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
    padding: 14px 16px;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
    z-index: 10;
    transition: var(--transition);
}

.toast-error {
    background: rgba(239, 68, 68, 0.95);
    color: #fff;
    backdrop-filter: blur(10px);
}

.toast.hidden {
    display: none;
}

.toast-close {
    margin-left: auto;
    background: transparent;
    border: none;
    color: #fff;
    cursor: pointer;
    font-size: 1.1rem;
}

/* Footer */
.app-footer {
    text-align: center;
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* Filter Pills for Admin Dashboard */
.filter-pill {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 6px 14px;
    font-size: 0.82rem;
    font-weight: 600;
    border-radius: 7px;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    outline: none;
}

.filter-pill:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.06);
}

.filter-pill.active[data-filter="all"] {
    background: #0284c7;
    color: #fff;
    box-shadow: 0 2px 8px rgba(2, 132, 199, 0.4);
}

.filter-pill.active[data-filter="online"] {
    background: #06b6d4;
    color: #fff;
    box-shadow: 0 2px 8px rgba(6, 182, 212, 0.4);
}

.filter-pill.active[data-filter="active"] {
    background: #10b981;
    color: #fff;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.4);
}

.filter-pill.active[data-filter="disabled"] {
    background: #ef4444;
    color: #fff;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.4);
}

/* Modal Overlay & Card */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(8px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.modal-card {
    background: rgba(30, 41, 59, 0.96);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    width: 100%;
    max-width: 520px;
    padding: 24px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
    animation: modalFadeIn 0.2s ease-out;
}

@keyframes modalFadeIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 12px;
    margin-bottom: 16px;
}

.modal-header h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: #fff;
    margin: 0;
}

.modal-close-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1.6rem;
    cursor: pointer;
    line-height: 1;
    transition: var(--transition);
}

.modal-close-btn:hover {
    color: #ef4444;
}