/* Reset and Variables */
:root {
    --bg-primary: #0b0f19;
    --bg-card: rgba(22, 28, 45, 0.45);
    --bg-card-hover: rgba(28, 36, 58, 0.55);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-focus: rgba(99, 102, 241, 0.5);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-primary: #6366f1; /* Indigo */
    --accent-secondary: #a855f7; /* Purple */
    --accent-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
    --accent-gradient-hover: linear-gradient(135deg, #4f46e5 0%, #9333ea 100%);
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
}

/* Background Glowing Blobs */
.background-decor {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.15;
    mix-blend-mode: screen;
    animation: pulse 12s infinite alternate;
}

.blob-1 {
    top: -10%;
    left: -10%;
    width: 50vw;
    height: 50vw;
    background-color: var(--accent-primary);
}

.blob-2 {
    bottom: -10%;
    right: -10%;
    width: 60vw;
    height: 60vw;
    background-color: var(--accent-secondary);
}

@keyframes pulse {
    0% { transform: scale(1) translate(0, 0); }
    100% { transform: scale(1.15) translate(30px, 30px); }
}

/* Glassmorphism utility */
.glass {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
}

/* Login Page Styling */
.login-card {
    width: 100%;
    max-width: 440px;
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.logo-icon {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.login-header h1 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Alert Boxes */
.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.25rem;
    font-size: 0.9rem;
    border: 1px solid transparent;
}

.alert-danger {
    background-color: rgba(239, 68, 68, 0.15);
    border-color: rgba(239, 68, 68, 0.25);
    color: #fca5a5;
}

.alert-info {
    background-color: rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.25);
    color: #93c5fd;
}

.alert-success {
    background-color: rgba(16, 185, 129, 0.15);
    border-color: rgba(16, 185, 129, 0.25);
    color: #6ee7b7;
}

.hidden {
    display: none !important;
}

/* Form Controls */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

input[type="text"],
input[type="password"],
input[type="email"],
input[type="url"],
select {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: rgba(10, 14, 25, 0.5);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition);
}

input:focus, select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--border-focus);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.25rem;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

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

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

.btn-primary:hover {
    background: var(--accent-gradient-hover);
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.4);
}

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

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

.btn-danger {
    background-color: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
}

.btn-danger:hover {
    background-color: rgba(239, 68, 68, 0.3);
}

.divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: 1.5rem 0;
    color: var(--text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.divider::before, .divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--border-color);
}

.divider span {
    padding: 0 0.75rem;
}

/* Dashboard Layout */
.app-container {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 100vh;
}

/* Sidebar */
aside {
    padding: 2rem 1.5rem;
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 3rem;
}

.brand-logo {
    font-size: 1.75rem;
}

.brand-name {
    font-weight: 700;
    font-size: 1.25rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.nav-item:hover, .nav-item.active {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.06);
}

.nav-item.active {
    border-left: 3px solid var(--accent-primary);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.nav-item .icon {
    font-size: 1.1rem;
}

.user-info {
    margin-top: auto;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.username-display {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}

/* Main Dashboard Panel */
main {
    padding: 2.5rem;
    overflow-y: auto;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
}

header h2 {
    font-size: 1.75rem;
    font-weight: 700;
}

/* Dashboard Summary Widgets */
.grid-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.widget {
    padding: 1.5rem;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.widget-title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.widget-value {
    font-size: 2rem;
    font-weight: 700;
}

/* Dynamic Content Section */
.content-section {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.section-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

/* Proxy List and Items */
.proxy-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.proxy-card {
    padding: 1.25rem 1.5rem;
    border-radius: var(--radius-md);
    display: grid;
    grid-template-columns: 1.5fr 2fr 1fr 1fr;
    align-items: center;
    gap: 1rem;
    transition: var(--transition);
}

.proxy-card:hover {
    background-color: var(--bg-card-hover);
    transform: translateY(-2px);
}

.proxy-host {
    font-weight: 600;
    font-size: 1.05rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.proxy-target {
    color: var(--text-secondary);
    font-family: monospace;
    font-size: 0.9rem;
    word-break: break-all;
}

.badge {
    display: inline-flex;
    padding: 0.25rem 0.6rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    width: fit-content;
}

.badge-sso {
    background-color: rgba(168, 85, 247, 0.15);
    color: #d8b4fe;
    border: 1px solid rgba(168, 85, 247, 0.3);
}

.badge-no-sso {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
}

.badge-online {
    background-color: rgba(16, 185, 129, 0.15);
    color: #a7f3d0;
}

.badge-offline {
    background-color: rgba(239, 68, 68, 0.15);
    color: #fca5a5;
}

.proxy-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

.modal-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    width: 100%;
    max-width: 500px;
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    transform: scale(0.95);
    transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-overlay.open .modal-content {
    transform: scale(1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.modal-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 1.75rem;
}

/* Switch / Toggle slider */
.switch-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 1rem 0;
}

.switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.1);
    transition: .4s;
    border-radius: 24px;
    border: 1px solid var(--border-color);
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background: var(--accent-gradient);
    border-color: transparent;
}

input:checked + .slider:before {
    transform: translateX(20px);
}

/* List details */
.list-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
}

.item-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.item-title {
    font-weight: 600;
}

.item-subtitle {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-family: monospace;
}

/* Responsive grid for settings and config */
.settings-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 2rem;
}

@media (max-width: 900px) {
    .app-container {
        grid-template-columns: 1fr;
    }
    aside {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 1.25rem 1.5rem;
        flex-direction: row;
        align-items: center;
    }
    .brand {
        margin-bottom: 0;
    }
    .nav-links {
        flex-direction: row;
    }
    .user-info {
        display: none;
    }
    .settings-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .proxy-card {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    .proxy-actions {
        justify-content: flex-start;
        margin-top: 0.5rem;
    }
}

/* Custom Scrollbars */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.05);
    border-radius: 9999px;
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 9999px;
    transition: var(--transition);
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}