/* ==========================================================================
   VPN Remote - Modern Dark Theme Styles
   ========================================================================== */

:root {
    --primary-color: #0d6efd;
    --primary-dark: #0b5ed7;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
    --dark-bg: #1a1a1a;
    --dark-surface: #2d2d2d;
    --dark-card: #3a3a3a;
    --dark-border: #4a4a4a;
    --text-light: #f8f9fa;
    --text-muted: #adb5bd;
    --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
}

/* Global Styles */
* {
    box-sizing: border-box;
}

body {
    background-color: var(--dark-bg);
    color: var(--text-light);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
}

.container-fluid, .container {
    padding-left: 1rem;
    padding-right: 1rem;
}

/* Login Page Styles */
.login-body {
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--dark-surface) 100%);
    min-height: 100vh;
}

.login-container {
    background: var(--dark-surface);
    border-radius: 1.5rem;
    padding: 3rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--dark-border);
    max-width: 450px;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.login-container::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--primary-color), var(--info-color), var(--primary-color));
    border-radius: 1.5rem;
    z-index: -1;
    opacity: 0.3;
}

.login-logo {
    margin-bottom: 1.5rem;
}

.logo-circle {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    box-shadow: 0 0 30px rgba(13, 110, 253, 0.4);
    animation: pulse 2s infinite ease-in-out;
}

.logo-circle i {
    font-size: 2rem;
    color: white;
}

.login-title {
    color: var(--text-light);
    font-weight: 700;
    margin-bottom: 0.5rem;
    font-size: 2rem;
    background: linear-gradient(135deg, var(--text-light), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-subtitle {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 1rem;
}

.login-divider {
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--info-color));
    border-radius: 2px;
    margin: 1.5rem auto 2rem;
    animation: shimmer 2s infinite ease-in-out;
}

.login-form .form-label {
    color: var(--text-light);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.form-control {
    background-color: var(--dark-card) !important;
    border: 1px solid var(--dark-border) !important;
    color: var(--text-light) !important;
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    background-color: var(--dark-card) !important;
    border-color: var(--primary-color) !important;
    color: var(--text-light) !important;
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25) !important;
}

.form-control::placeholder {
    color: var(--text-muted) !important;
}

/* Floating Labels */
.form-floating > label {
    color: var(--text-muted) !important;
    font-weight: 500;
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label {
    color: var(--primary-color) !important;
    font-weight: 600;
}

.form-floating {
    position: relative;
}

/* Input group with floating labels */
.input-group .form-floating {
    position: relative;
}

.input-group .form-control.border-end-0 {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.input-group .btn.border-start-0 {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    border-left: none !important;
    background-color: var(--dark-card) !important;
    border-color: var(--dark-border) !important;
    color: var(--text-muted) !important;
}

.input-group .btn.border-start-0:hover {
    background-color: var(--dark-border) !important;
    color: var(--primary-color) !important;
}

.input-group .btn.border-start-0:focus {
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25) !important;
    background-color: var(--dark-card) !important;
    border-color: var(--primary-color) !important;
}

/* Ensure floating label works with input group */
.input-group .form-floating > label {
    color: var(--text-muted) !important;
    font-weight: 500;
}

.input-group .form-floating > .form-control:focus ~ label,
.input-group .form-floating > .form-control:not(:placeholder-shown) ~ label {
    color: var(--primary-color) !important;
    font-weight: 600;
}

.form-select {
    background-color: var(--dark-card) !important;
    border: 1px solid var(--dark-border) !important;
    color: var(--text-light) !important;
}

.form-select:focus {
    background-color: var(--dark-card) !important;
    border-color: var(--primary-color) !important;
    color: var(--text-light) !important;
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25) !important;
}

.form-select option {
    background-color: var(--dark-card) !important;
    color: var(--text-light) !important;
}

.form-check-label {
    color: var(--text-light) !important;
}

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

.btn {
    border-radius: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-1px);
}

.btn-outline-secondary {
    color: var(--text-muted);
    border-color: var(--dark-border);
    background-color: transparent;
}

.btn-outline-secondary:hover {
    color: var(--text-light);
    background-color: var(--dark-border);
    border-color: var(--dark-border);
}

.login-btn {
    font-size: 1.1rem;
    padding: 1rem;
    margin-top: 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.login-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.login-btn:hover::before {
    left: 100%;
}

.login-btn:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    transform: translateY(-2px);
    box-shadow: 0 0.5rem 2rem rgba(13, 110, 253, 0.4);
}

.btn-loading {
    display: none;
}

.login-btn.loading .btn-text {
    display: none;
}

.login-btn.loading .btn-loading {
    display: inline;
}

.default-credentials {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 0.75rem;
    padding: 1rem;
    margin-top: 1.5rem;
}

.credential {
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-family: 'Courier New', monospace;
    font-weight: 600;
}

.login-bg {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    position: relative;
}

.login-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.login-bg > div {
    position: relative;
    z-index: 1;
}

.hero-animation {
    position: relative;
    margin-bottom: 3rem;
}

.floating-element {
    animation: float 3s ease-in-out infinite;
}

.connection-lines {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
}

.line {
    position: absolute;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 2px;
    animation: pulse-line 2s infinite ease-in-out;
}

.line-1 {
    width: 60px;
    height: 2px;
    top: 30%;
    left: -30px;
    animation-delay: 0s;
}

.line-2 {
    width: 2px;
    height: 80px;
    top: -40px;
    left: 50%;
    animation-delay: 0.7s;
}

.line-3 {
    width: 60px;
    height: 2px;
    bottom: 30%;
    right: -30px;
    animation-delay: 1.4s;
}

.hero-title {
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.feature-list {
    text-align: left;
    display: inline-block;
}

.feature-item {
    display: flex;
    align-items: center;
    margin-bottom: 0.75rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 0.5rem;
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.6s ease-out;
}

.feature-item:nth-child(1) { animation-delay: 0.2s; }
.feature-item:nth-child(2) { animation-delay: 0.4s; }
.feature-item:nth-child(3) { animation-delay: 0.6s; }

.feature-item i {
    color: var(--success-color);
    margin-right: 0.75rem;
    font-size: 1.1rem;
}

/* Alert Styles */
.alert {
    border-radius: 0.5rem;
    border: none;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.alert-danger {
    background-color: rgba(220, 53, 69, 0.1);
    color: #f5c2c7;
    border-left: 4px solid var(--danger-color);
}

.alert-warning {
    background-color: rgba(255, 193, 7, 0.1);
    color: #ffecb5;
    border-left: 4px solid var(--warning-color);
}

.alert-success {
    background-color: rgba(25, 135, 84, 0.1);
    color: #d1e7dd;
    border-left: 4px solid var(--success-color);
}

.alert-info {
    background-color: rgba(13, 202, 240, 0.1);
    color: #b8daff;
    border-left: 4px solid var(--info-color);
}

/* Footer */
.footer {
    position: fixed;
    bottom: 0;
    width: 100%;
    padding: 1rem 0;
    background-color: rgba(26, 26, 26, 0.8);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--dark-border);
}

/* Admin Panel Styles */
.admin-body {
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--dark-surface) 100%);
    padding-top: 0;
    min-height: 100vh;
}

.sidebar {
    background: var(--dark-surface);
    min-height: 100vh;
    border-right: 1px solid var(--dark-border);
    padding: 0;
    transition: all 0.3s ease;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
}

.sidebar-header {
    padding: 2rem 1.5rem;
    background: linear-gradient(135deg, var(--dark-card), var(--dark-surface));
    border-bottom: 1px solid var(--dark-border);
    position: relative;
}

.sidebar-header::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--info-color));
}

.brand-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.brand-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(13, 110, 253, 0.3);
}

.brand-icon i {
    font-size: 1.25rem;
    color: white;
}

.sidebar-brand {
    color: var(--text-light);
    text-decoration: none;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.brand-text {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1;
}

.brand-subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 400;
}

.sidebar-brand:hover {
    color: var(--primary-color);
    text-decoration: none;
}

.sidebar-brand:hover .brand-subtitle {
    color: var(--primary-color);
}

.sidebar-nav {
    padding: 1rem 0;
}

.nav-item {
    margin-bottom: 0.5rem;
}

.nav-link {
    color: var(--text-muted);
    padding: 1rem 1.5rem;
    border-radius: 0;
    border-left: 3px solid transparent;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
    position: relative;
}

.nav-link:hover {
    color: var(--text-light);
    background: linear-gradient(90deg, rgba(13, 110, 253, 0.1), transparent);
    border-left-color: var(--primary-color);
    transform: translateX(2px);
}

.nav-link.active {
    color: var(--primary-color);
    background: linear-gradient(90deg, rgba(13, 110, 253, 0.2), rgba(13, 110, 253, 0.05));
    border-left-color: var(--primary-color);
    font-weight: 600;
}

.nav-link.active::before {
    content: '';
    position: absolute;
    right: 1rem;
    width: 4px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 50%;
}

.nav-link i {
    font-size: 1.1rem;
    width: auto;
}

.nav-divider {
    height: 1px;
    background: var(--dark-border);
    margin: 1rem 1.5rem;
}

.logout-link {
    color: var(--danger-color) !important;
    margin-top: 1rem;
}

.logout-link:hover {
    color: white !important;
    background: linear-gradient(90deg, rgba(220, 53, 69, 0.2), transparent);
    border-left-color: var(--danger-color);
}

.main-content {
    background: transparent;
    min-height: 100vh;
    padding: 2rem;
}

.page-header {
    margin-bottom: 2rem;
    padding: 2rem;
    background: linear-gradient(135deg, var(--dark-surface), var(--dark-card));
    border-radius: 1rem;
    border: 1px solid var(--dark-border);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--info-color), var(--success-color));
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.header-main {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.header-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(13, 110, 253, 0.3);
}

.header-icon i {
    font-size: 1.75rem;
    color: white;
}

.header-text {
    flex: 1;
}

.page-title {
    color: var(--text-light) !important;
    margin-bottom: 0.5rem;
    font-size: 1.75rem;
    font-weight: 700;
}

.page-subtitle {
    color: var(--text-muted) !important;
    font-size: 1rem;
    margin: 0;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.connection-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--dark-card);
    border-radius: 0.75rem;
    border: 1px solid var(--dark-border);
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    animation: pulse-status 2s infinite;
}

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

.status-indicator.offline {
    background: var(--danger-color);
}

.status-text {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-light);
}

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

/* Ensure all text elements are visible */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-light) !important;
}

p, span, div, label {
    color: var(--text-light);
}

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

.text-light {
    color: var(--text-light) !important;
}

small {
    color: var(--text-muted) !important;
}

/* Enhanced Card Styles */
.card {
    background-color: var(--dark-surface);
    border: 1px solid var(--dark-border);
    border-radius: 1rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.enhanced-card {
    background: linear-gradient(135deg, var(--dark-surface), var(--dark-card));
    border: 1px solid var(--dark-border);
    border-radius: 1rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    overflow: hidden;
    position: relative;
}

.enhanced-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--info-color));
    opacity: 0.8;
}

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--dark-border);
    padding: 1.5rem 1.25rem 1rem;
    font-weight: 600;
}

.card-header-content {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.card-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(13, 110, 253, 0.3);
}

.card-icon.telegram-icon {
    background: linear-gradient(135deg, #0088cc, #0066aa);
    box-shadow: 0 4px 12px rgba(0, 136, 204, 0.3);
}

.card-icon i {
    font-size: 1.25rem;
    color: white;
}

.card-title-group h5 {
    margin: 0;
    font-weight: 600;
    color: var(--text-light);
}

.card-subtitle {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.card-body {
    padding: 1.5rem 1.25rem;
    color: var(--text-light) !important;
}

.card-title {
    color: var(--text-light) !important;
    margin-bottom: 0.75rem;
}

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

.card-body h6,
.card-body p,
.card-body span,
.card-body label {
    color: var(--text-light) !important;
}

/* Service Cards */
.service-card {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 0.75rem;
    padding: 1.25rem;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--dark-border);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.service-card:hover::before {
    background: linear-gradient(90deg, var(--primary-color), var(--info-color));
}

.service-header {
    margin-bottom: 1rem;
}

.service-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
    display: block;
}

.service-icon.l2tp {
    color: var(--success-color);
}

.service-icon.pptp {
    color: var(--warning-color);
}

.service-icon.sstp {
    color: var(--info-color);
}

.service-name {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-light);
}

.service-status {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: 0.375rem;
    font-weight: 500;
    display: inline-block;
}

.service-status.online {
    background: rgba(25, 135, 84, 0.2);
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

.service-status.offline {
    background: rgba(220, 53, 69, 0.2);
    color: var(--danger-color);
    border: 1px solid var(--danger-color);
}

.service-btn {
    width: 100%;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.service-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Table Styles */
.table {
    color: var(--text-light);
    margin-bottom: 0;
}

.table th {
    border-color: var(--dark-border);
    background-color: var(--dark-card);
    font-weight: 600;
    padding: 1rem 0.75rem;
}

.table td {
    border-color: var(--dark-border);
    padding: 0.75rem;
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(255, 255, 255, 0.05);
}

.table-hover tbody tr:hover {
    background-color: rgba(13, 110, 253, 0.1);
}

/* Button Groups and Actions */
.btn-group .btn {
    border-radius: 0.375rem;
    margin-right: 0.25rem;
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
}

/* Status Indicators */
.status-online {
    color: var(--success-color);
}

.status-offline {
    color: var(--secondary-color);
}

.status-disabled {
    color: var(--danger-color);
}

.badge {
    font-size: 0.75rem;
    padding: 0.375rem 0.75rem;
    border-radius: 0.375rem;
}

.badge-success {
    background-color: var(--success-color);
    color: white;
}

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

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

/* Section Styles */
.profile-section, .quick-actions {
    margin-bottom: 1.5rem;
}

.section-header {
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--dark-border);
}

.section-title {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-light);
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.profile-btn {
    border-radius: 0.5rem !important;
    transition: all 0.3s ease;
}

.profile-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(13, 110, 253, 0.3);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .header-actions {
        align-self: flex-end;
    }
}

@media (max-width: 768px) {
    .login-container {
        padding: 2rem;
        margin: 1rem;
        max-width: none;
    }
    
    .logo-circle {
        width: 70px;
        height: 70px;
    }
    
    .logo-circle i {
        font-size: 1.75rem;
    }
    
    .login-title {
        font-size: 1.75rem;
    }
    
    .main-content {
        padding: 1rem;
    }
    
    .page-header {
        padding: 1.5rem;
    }
    
    .header-content {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }
    
    .header-main {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
        width: 100%;
    }
    
    .header-icon {
        width: 50px;
        height: 50px;
    }
    
    .header-icon i {
        font-size: 1.5rem;
    }
    
    .page-title {
        font-size: 1.5rem;
    }
    
    .connection-status {
        align-self: center;
        margin-top: 1rem;
    }
    
    .sidebar {
        position: relative;
    }
    
    .sidebar-header {
        padding: 1.5rem;
    }
    
    .brand-container {
        justify-content: center;
    }
    
    .brand-icon {
        width: 35px;
        height: 35px;
    }
    
    .brand-text {
        font-size: 1.1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .card-header {
        padding: 1rem;
    }
    
    .service-card {
        padding: 1rem;
    }
    
    .service-icon {
        font-size: 1.5rem;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
    
    .feature-item {
        font-size: 0.9rem;
        padding: 0.4rem 0.8rem;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .login-container {
        padding: 1.5rem;
        border-radius: 1rem;
        margin: 0.5rem;
    }
    
    .logo-circle {
        width: 60px;
        height: 60px;
    }
    
    .logo-circle i {
        font-size: 1.5rem;
    }
    
    .login-title {
        font-size: 1.5rem;
    }
    
    .login-subtitle {
        font-size: 0.9rem;
    }
    
    .form-floating > label {
        font-size: 0.9rem;
    }
    
    .login-btn {
        font-size: 1rem;
        padding: 0.875rem;
    }
    
    .default-credentials {
        padding: 0.75rem;
        margin-top: 1rem;
    }
    
    .credential {
        font-size: 0.85rem;
    }
    
    .footer {
        position: static;
    }
    
    .login-body {
        padding-bottom: 2rem;
    }
}

/* Loading and Animation */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.fade-in {
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
    from { 
        opacity: 0; 
        transform: translateY(30px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

@keyframes pulse {
    0%, 100% { 
        transform: scale(1); 
        box-shadow: 0 0 30px rgba(13, 110, 253, 0.4); 
    }
    50% { 
        transform: scale(1.05); 
        box-shadow: 0 0 40px rgba(13, 110, 253, 0.6); 
    }
}

@keyframes shimmer {
    0% { opacity: 0.6; }
    50% { opacity: 1; }
    100% { opacity: 0.6; }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@keyframes pulse-line {
    0%, 100% { 
        opacity: 0.3; 
        transform: scale(1); 
    }
    50% { 
        opacity: 0.8; 
        transform: scale(1.1); 
    }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.spin {
    animation: spin 1s linear infinite;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

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

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

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

/* Additional text color fixes */
.input-group-text {
    background-color: var(--dark-card) !important;
    border: 1px solid var(--dark-border) !important;
    color: var(--text-light) !important;
}

.btn-outline-secondary {
    color: var(--text-muted) !important;
    border-color: var(--dark-border) !important;
}

.btn-outline-secondary:hover {
    color: var(--text-light) !important;
    background-color: var(--dark-border) !important;
    border-color: var(--dark-border) !important;
}

.btn-outline-success {
    color: var(--success-color) !important;
    border-color: var(--success-color) !important;
}

.btn-outline-success:hover {
    background-color: var(--success-color) !important;
    color: white !important;
}

.btn-outline-danger {
    color: var(--danger-color) !important;
    border-color: var(--danger-color) !important;
}

.btn-outline-danger:hover {
    background-color: var(--danger-color) !important;
    color: white !important;
}

.btn-outline-info {
    color: var(--info-color) !important;
    border-color: var(--info-color) !important;
}

.btn-outline-info:hover {
    background-color: var(--info-color) !important;
    color: var(--dark-bg) !important;
}

/* Bootstrap override for better visibility */
.text-center {
    color: var(--text-light) !important;
}

/* Fix dropdown and modal colors */
.dropdown-menu {
    background-color: var(--dark-surface) !important;
    border: 1px solid var(--dark-border) !important;
}

.dropdown-item {
    color: var(--text-light) !important;
}

.dropdown-item:hover {
    background-color: var(--dark-card) !important;
    color: var(--text-light) !important;
}

.modal-content {
    background-color: var(--dark-surface) !important;
    border: 1px solid var(--dark-border) !important;
    color: var(--text-light) !important;
}

.modal-header {
    border-bottom: 1px solid var(--dark-border) !important;
    color: var(--text-light) !important;
}

.modal-footer {
    border-top: 1px solid var(--dark-border) !important;
}

.modal-title {
    color: var(--text-light) !important;
}

/* Fix close button */
.btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

/* Ensure table text is visible */
.table-dark {
    --bs-table-color: var(--text-light) !important;
    --bs-table-bg: var(--dark-surface) !important;
    --bs-table-border-color: var(--dark-border) !important;
    --bs-table-striped-bg: rgba(255, 255, 255, 0.05) !important;
    --bs-table-striped-color: var(--text-light) !important;
    --bs-table-active-bg: rgba(13, 110, 253, 0.1) !important;
    --bs-table-active-color: var(--text-light) !important;
    --bs-table-hover-bg: rgba(13, 110, 253, 0.1) !important;
    --bs-table-hover-color: var(--text-light) !important;
}

/* Fix pagination colors */
.pagination .page-link {
    background-color: var(--dark-card) !important;
    border-color: var(--dark-border) !important;
    color: var(--text-light) !important;
}

.pagination .page-link:hover {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    color: white !important;
}

.pagination .page-item.active .page-link {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
}

/* Fix nav tabs if used */
.nav-tabs .nav-link {
    color: var(--text-muted) !important;
    border-color: transparent !important;
}

.nav-tabs .nav-link:hover {
    color: var(--text-light) !important;
    border-color: var(--dark-border) !important;
}

.nav-tabs .nav-link.active {
    color: var(--primary-color) !important;
    background-color: var(--dark-surface) !important;
    border-color: var(--dark-border) !important;
}