/* ============================================================
   VPS4ALL Panel — Dark Gray to Black Theme
   ============================================================ */

:root {
    /* Colors */
    --bg-deepest: #0a0a0c;
    --bg-dark: #111114;
    --bg-medium: #1a1a1f;
    --bg-light: #252530;
    --bg-hover: #2e2e3a;

    --border: #2a2a35;
    --border-soft: #1f1f28;
    --border-hard: #3a3a48;

    --text-primary: #e8e8ec;
    --text-secondary: #9a9aae;
    --text-muted: #6b6b7e;
    --text-dim: #4a4a58;

    --accent: #7c5cff;
    --accent-hover: #8f72ff;
    --accent-2: #00d4ff;
    --accent-3: #ff4d9d;

    --success: #22c55e;
    --success-bg: rgba(34, 197, 94, 0.12);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.12);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.12);
    --info: #3b82f6;
    --info-bg: rgba(59, 130, 246, 0.12);

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 24px rgba(124, 92, 255, 0.25);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --font-main: 'Vazirmatn', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;

    --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background: var(--bg-deepest);
    color: var(--text-primary);
    line-height: 1.7;
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    background-image:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(124, 92, 255, 0.08), transparent),
        radial-gradient(ellipse 60% 40% at 80% 100%, rgba(0, 212, 255, 0.05), transparent);
    background-attachment: fixed;
}

a {
    color: inherit;
    text-decoration: none;
}

code, pre {
    font-family: var(--font-mono);
    direction: ltr;
}

/* ============================================================
   Container
   ============================================================ */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================================================
   Top Bars
   ============================================================ */
.portal-top-bar {
    background: linear-gradient(90deg, #1a1a22, #0f0f14);
    border-bottom: 1px solid var(--border-soft);
    font-size: 12px;
    padding: 8px 0;
}

.portal-top-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.portal-top-text {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
}

.portal-top-text i {
    color: var(--accent);
}

.portal-top-link {
    color: var(--accent-2);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

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

.top-bar {
    background: var(--bg-dark);
    border-bottom: 1px solid var(--border-soft);
    padding: 10px 0;
    font-size: 13px;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.contact-header {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.contact-header a {
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.contact-header a:hover {
    color: var(--accent-2);
}

.contact-header i {
    color: var(--accent);
}

.badge-group {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    color: var(--text-muted);
    font-size: 12px;
}

.badge-group span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.badge-group i {
    color: var(--success);
}

/* ============================================================
   Navbar
   ============================================================ */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    gap: 20px;
    flex-wrap: wrap;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    border-radius: var(--radius-md);
    color: #fff;
    font-size: 18px;
    box-shadow: var(--shadow-glow);
}

.logo-text {
    font-size: 20px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

.logo-text span {
    color: var(--accent);
}

.nav-links {
    display: flex;
    gap: 4px;
    list-style: none;
    flex: 1;
    justify-content: center;
}

.nav-links a {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover {
    background: var(--bg-medium);
    color: var(--text-primary);
}

.nav-links i {
    font-size: 13px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-nav-user {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background: var(--bg-medium);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 13px;
    transition: var(--transition);
}

.btn-nav-user:hover {
    border-color: var(--accent);
    background: var(--bg-light);
}

.plan-tag {
    background: linear-gradient(135deg, var(--accent), var(--accent-3));
    color: #fff;
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
}

.btn-text-nav {
    color: var(--text-muted);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.btn-text-nav:hover {
    background: var(--danger-bg);
    color: var(--danger);
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 22px;
    background: linear-gradient(135deg, var(--accent), #6a48e0);
    color: #fff;
    border: none;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(124, 92, 255, 0.35);
}

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

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}

.btn-lg {
    padding: 14px 32px;
    font-size: 16px;
}

.btn-outline {
    background: transparent;
    border: 1.5px solid var(--border-hard);
    color: var(--text-primary);
}

.btn-outline:hover {
    border-color: var(--accent);
    background: rgba(124, 92, 255, 0.08);
    box-shadow: none;
}

.btn-block {
    width: 100%;
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444, #c9184a);
}

.btn-danger:hover {
    box-shadow: 0 8px 20px rgba(239, 68, 68, 0.35);
}

.btn-success {
    background: linear-gradient(135deg, #22c55e, #16a34a);
}

.btn-success:hover {
    box-shadow: 0 8px 20px rgba(34, 197, 94, 0.35);
}

.btn-warning {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.btn-warning:hover {
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.35);
}

/* ============================================================
   Status Pills
   ============================================================ */
.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    border: 1px solid transparent;
}

.status-pill.running,
.status-pill.active {
    background: var(--success-bg);
    color: var(--success);
    border-color: rgba(34, 197, 94, 0.3);
}

.status-pill.stopped {
    background: rgba(107, 107, 126, 0.15);
    color: var(--text-secondary);
    border-color: rgba(107, 107, 126, 0.3);
}

.status-pill.suspended,
.status-pill.pending,
.status-pill.installing {
    background: var(--warning-bg);
    color: var(--warning);
    border-color: rgba(245, 158, 11, 0.3);
}

.status-pill.error,
.status-pill.failed {
    background: var(--danger-bg);
    color: var(--danger);
    border-color: rgba(239, 68, 68, 0.3);
}

.status-pill.done {
    background: var(--success-bg);
    color: var(--success);
    border-color: rgba(34, 197, 94, 0.3);
}

/* ============================================================
   Cards
   ============================================================ */
.panel-card,
.card {
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 20px;
    transition: var(--transition);
}

.panel-card:hover,
.card:hover {
    border-color: var(--border-hard);
}

.panel-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-soft);
    flex-wrap: wrap;
    gap: 12px;
}

.panel-card-header h2 {
    font-size: 16px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
}

.panel-card-header h2 i {
    color: var(--accent);
}

/* ============================================================
   Page Header
   ============================================================ */
.page-header {
    margin-bottom: 28px;
}

.page-header h1 {
    font-size: 24px;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.page-header h1 i {
    color: var(--accent);
    font-size: 22px;
}

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

.page-actions {
    margin-top: 16px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* ============================================================
   Stats
   ============================================================ */
.panel-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.panel-stat {
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.panel-stat:hover {
    border-color: var(--border-hard);
    transform: translateY(-2px);
}

.panel-stat.primary {
    background: linear-gradient(135deg, rgba(124, 92, 255, 0.12), var(--bg-dark));
    border-color: rgba(124, 92, 255, 0.3);
}

.panel-stat.primary::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(124, 92, 255, 0.25), transparent 70%);
    pointer-events: none;
}

.panel-stat-label {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.panel-stat-label i {
    color: var(--accent);
    font-size: 14px;
}

.panel-stat-value {
    font-size: 26px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: 6px;
}

.panel-stat-sub {
    font-size: 12px;
    color: var(--text-muted);
}

.panel-stat-sub a {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* ============================================================
   Item List (لیست VMها، دامنه‌ها، ...)
   ============================================================ */
.item-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.item-row {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--bg-medium);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-md);
    transition: var(--transition);
    cursor: pointer;
}

.item-row:hover {
    background: var(--bg-light);
    border-color: var(--accent);
    transform: translateX(-4px);
}

.item-row-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(124, 92, 255, 0.15), rgba(0, 212, 255, 0.1));
    border-radius: var(--radius-md);
    color: var(--accent);
    font-size: 18px;
    flex-shrink: 0;
}

.item-row-main {
    flex: 1;
    min-width: 0;
}

.item-row-title {
    font-weight: 700;
    color: var(--text-primary);
    font-size: 15px;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.item-row-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    font-size: 12px;
    color: var(--text-secondary);
}

.item-row-meta code {
    background: var(--bg-deepest);
    padding: 2px 8px;
    border-radius: 4px;
    color: var(--accent-2);
    font-size: 11px;
    border: 1px solid var(--border);
}

.item-row-meta span {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.item-row-meta i {
    color: var(--text-muted);
    font-size: 11px;
}

.item-row-arrow {
    color: var(--text-muted);
    transition: var(--transition);
    flex-shrink: 0;
}

.item-row:hover .item-row-arrow {
    color: var(--accent);
    transform: translateX(-4px);
}

/* ============================================================
   Empty State
   ============================================================ */
.empty-state {
    text-align: center;
    padding: 50px 20px;
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.empty-state p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 14px;
}

/* ============================================================
   Forms
   ============================================================ */
.simple-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.simple-form label {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.simple-form input,
.simple-form select,
.simple-form textarea {
    background: var(--bg-medium);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    padding: 12px 14px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 14px;
    transition: var(--transition);
    outline: none;
    width: 100%;
}

.simple-form input:focus,
.simple-form select:focus,
.simple-form textarea:focus {
    border-color: var(--accent);
    background: var(--bg-light);
    box-shadow: 0 0 0 4px rgba(124, 92, 255, 0.15);
}

.simple-form input::placeholder,
.simple-form textarea::placeholder {
    color: var(--text-dim);
}

.simple-form select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239a9aae' d='M6 8L2 4h8z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 14px center;
    padding-left: 36px;
}

.form-hint {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 400;
    line-height: 1.6;
}

/* ============================================================
   Alerts
   ============================================================ */
.error-box {
    background: var(--danger-bg);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
    padding: 14px 18px;
    border-radius: var(--radius-md);
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.warning-box {
    background: var(--warning-bg);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #fcd34d;
    padding: 14px 18px;
    border-radius: var(--radius-md);
    font-size: 13px;
    line-height: 1.7;
}

.warning-box a {
    color: var(--warning);
    text-decoration: underline;
}

.success-box {
    background: var(--success-bg);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #86efac;
    padding: 14px 18px;
    border-radius: var(--radius-md);
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.info-alert {
    background: var(--info-bg);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: #93c5fd;
    padding: 14px 18px;
    border-radius: var(--radius-md);
    font-size: 13px;
    line-height: 1.7;
    margin-bottom: 20px;
}

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

/* ============================================================
   Code Block
   ============================================================ */
.code-block {
    background: var(--bg-deepest);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--accent-2);
    direction: ltr;
    text-align: left;
    overflow-x: auto;
    line-height: 1.8;
}

.code-line {
    padding: 2px 0;
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
    background: var(--bg-dark);
    border-top: 1px solid var(--border-soft);
    padding: 50px 0 20px;
    margin-top: 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 32px;
    margin-bottom: 32px;
}

@media (max-width: 900px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 600px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

.footer-col h4 {
    color: var(--text-primary);
    margin-bottom: 16px;
    font-size: 15px;
    font-weight: 700;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.company-desc {
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.9;
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-col ul li a {
    color: var(--text-secondary);
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--accent);
    transform: translateX(-3px);
}

.footer-col ul li a i {
    font-size: 10px;
    color: var(--text-muted);
}

.company-meta {
    color: var(--text-muted);
    font-size: 12px;
    margin-bottom: 14px;
}

.contact-list {
    gap: 12px !important;
}

.contact-list li {
    color: var(--text-secondary);
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.contact-list i {
    color: var(--accent);
    width: 16px;
}

.contact-list a {
    color: var(--text-secondary);
}

.contact-list a:hover {
    color: var(--accent-2);
}

.copyright {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid var(--border-soft);
    color: var(--text-muted);
    font-size: 12px;
}

.copyright strong {
    color: var(--accent);
}

/* ============================================================
   Mobile Menu
   ============================================================ */
.mobile-menu-btn {
    display: none;
    background: var(--bg-medium);
    border: 1px solid var(--border);
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 16px;
    transition: var(--transition);
}

.mobile-menu-btn:hover {
    background: var(--bg-light);
    border-color: var(--accent);
}

.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 998;
}

.mobile-menu-overlay.show {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-drawer {
    position: fixed;
    top: 0;
    right: -320px;
    width: 300px;
    height: 100vh;
    background: var(--bg-dark);
    border-left: 1px solid var(--border);
    z-index: 999;
    transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.mobile-menu-drawer.show {
    right: 0;
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--border);
}

.mobile-menu-close {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 18px;
    cursor: pointer;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    transition: var(--transition);
}

.mobile-menu-close:hover {
    background: var(--danger-bg);
    color: var(--danger);
}

.mobile-menu-links {
    list-style: none;
    padding: 12px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mobile-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: var(--transition);
    font-weight: 500;
}

.mobile-link:hover {
    background: var(--bg-medium);
    color: var(--text-primary);
}

.mobile-link i {
    width: 20px;
    text-align: center;
    color: var(--accent);
}

.mobile-menu-footer {
    padding: 16px;
    border-top: 1px solid var(--border);
}

.mobile-menu-contact {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 12px;
}

.mobile-menu-contact a {
    color: var(--text-secondary);
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.mobile-menu-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px;
    background: linear-gradient(135deg, var(--accent), #6a48e0);
    color: #fff;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: var(--transition);
}

.mobile-menu-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(124, 92, 255, 0.35);
}

/* ============================================================
   Breadcrumb
   ============================================================ */
.breadcrumb-item {
    color: var(--text-secondary);
}

.breadcrumb {
    color: var(--text-muted);
    font-size: 13px;
    margin-bottom: 16px;
}

.breadcrumb a {
    color: var(--accent);
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--accent-2);
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 900px) {
    .nav-links {
        display: none;
    }
    .mobile-menu-btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
    .top-bar .container {
        justify-content: center;
    }
}

@media (max-width: 600px) {
    .container {
        padding: 0 14px;
    }
    .page-header h1 {
        font-size: 20px;
    }
    .panel-stat-value {
        font-size: 22px;
    }
    .item-row {
        padding: 12px;
        gap: 12px;
    }
    .item-row-icon {
        width: 38px;
        height: 38px;
        font-size: 15px;
    }
}