/* ============================================
   Mobile Styles - Arctickale VPN
   ============================================ */

/* === Mobile Sidebar: снизу экрана, единые размеры, читаемый текст === */
.mobile-sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
}

.mobile-sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-sidebar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-height: 88vh;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    z-index: 9999;
    transform: translateY(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.3);
    padding-bottom: env(safe-area-inset-bottom, 0);
}

.mobile-sidebar.active {
    transform: translateY(0);
}

/* Единый размер касания и шрифта для читаемости */
.mobile-sidebar-touch {
    min-height: 48px;
    font-size: 1rem;
    line-height: 1.25;
}

.mobile-sidebar-header {
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border-bottom: 1px solid var(--border-color);
}

.mobile-sidebar-brand {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    text-decoration: none;
    padding: 0.5rem;
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.mobile-sidebar-brand:hover {
    opacity: 0.85;
}

.mobile-sidebar-close {
    display: none;
}

/* Пункты меню: один размер, читаемый текст */
.mobile-sidebar-menu {
    padding: 0.75rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    overflow-y: auto;
    flex: 1;
    -webkit-overflow-scrolling: touch;
}

.mobile-sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0 1rem;
    min-height: 48px;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: background 0.15s ease, color 0.15s ease;
    font-weight: 500;
    font-size: 1rem;
    background: transparent;
}

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

.mobile-sidebar-link.active {
    background: var(--primary);
    color: #fff;
}

.mobile-sidebar-link .material-icons,
.mobile-sidebar-link .material-icons-outlined,
.mobile-sidebar-link-icon {
    font-size: 1.375rem;
    flex-shrink: 0;
}

/* Футер: тема + войти или аватар+имя+выход */
.mobile-sidebar-footer {
    padding: 1rem;
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
    background: var(--bg-tertiary);
}

.mobile-sidebar-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.mobile-sidebar-action-btn {
    min-height: 48px;
    padding: 0 1rem;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--text-primary);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: background 0.15s ease, border-color 0.15s ease;
    font-family: inherit;
}

.mobile-sidebar-action-btn:hover {
    background: var(--bg-hover);
}

.mobile-sidebar-theme-btn {
    flex-shrink: 0;
}

.mobile-sidebar-theme-btn .material-icons {
    font-size: 1.375rem;
}

.mobile-sidebar-login-btn {
    flex: 1;
    min-width: 120px;
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.mobile-sidebar-login-btn:hover {
    background: var(--primary-hover, var(--primary));
    color: #fff;
    opacity: 0.9;
}

.mobile-sidebar-user-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    min-width: 0;
}

.mobile-sidebar-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    flex-shrink: 0;
    object-fit: cover;
}

.mobile-sidebar-username {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 1rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
    min-width: 0;
}

.mobile-sidebar-logout-btn {
    flex-shrink: 0;
    color: var(--text-primary);
    border-color: var(--border-color);
}

.mobile-sidebar-logout-btn:hover {
    background: rgba(239, 68, 68, 0.15);
    border-color: rgba(239, 68, 68, 0.4);
    color: #ef4444;
}

.mobile-sidebar-logout-btn .material-icons {
    font-size: 1.25rem;
}

.mobile-sidebar-action-label {
    font-size: 1rem;
}

/* === Hamburger Button === */
.hamburger-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.hamburger-btn:hover {
    background: var(--bg-hover);
}

.hamburger-btn .material-icons {
    font-size: 24px;
}

/* === Mobile Utilities === */
.mobile-only {
    display: none !important;
}

.desktop-only {
    display: block !important;
}

/* === Mobile & Tablet Breakpoint === */
@media (max-width: 1024px) {

    /* === BOTTOM MOBILE NAVBAR === */

    /* Show hamburger button */
    .hamburger-btn {
        display: flex !important;
        align-items: center;
        justify-content: center;
    }

    /* Hide desktop navbar menu */
    .navbar-menu {
        display: none !important;
    }

    /* Bottom navigation bar */
    .navbar {
        position: fixed !important;
        top: auto !important;
        bottom: 8px !important;
        left: 2px !important;
        right: 2px !important;
        width: auto !important;
        min-height: 64px;
        border: 1px solid var(--border-color);
        box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
        padding-bottom: env(safe-area-inset-bottom, 0px);
        border-radius: var(--radius-lg);
    }

    .navbar-container {
        display: grid;
        grid-template-columns: auto 1fr auto;
        align-items: center;
        padding: var(--spacing-sm) var(--spacing-md);
        gap: var(--spacing-sm);
        max-width: 100%;
        width: 100%;
    }

    /* Left section: hamburger */
    .hamburger-btn {
        padding: var(--spacing-sm);
        flex-shrink: 0;
        justify-self: start;
    }

    /* Center section: logo */
    .navbar-brand {
        position: static;
        transform: none;
        padding: var(--spacing-sm);
        display: flex;
        justify-content: center;
        justify-self: center;
        min-width: auto;
    }

    .navbar-brand-experimental {
        font-size: 1.125rem;
    }

    /* Right section: theme + login/user */
    .navbar-actions {
        display: flex;
        align-items: center;
        justify-content: flex-end;
        gap: var(--spacing-xs);
        flex-shrink: 0;
        max-width: 100%;
        overflow: hidden;
    }

    /* Show theme toggle on mobile */
    #theme-toggle {
        display: flex !important;
        align-items: center;
        justify-content: center;
        width: 2.5rem;
        height: 2.5rem;
        padding: var(--spacing-sm);
    }

    /* Compact login button */
    #nav-login {
        padding: 0.4rem 0.75rem !important;
        font-size: 0.8125rem;
        white-space: nowrap;
        min-width: auto;
    }

    /* Hide username on mobile, show only avatar and logout */
    .navbar-user #user-info {
        display: none !important;
    }

    .navbar-user {
        display: flex;
        align-items: center;
        gap: var(--spacing-sm);
        padding: 0;
    }

    .navbar-avatar {
        width: 2rem;
        height: 2rem;
    }

    .navbar-logout-btn {
        width: 2rem;
        height: 2rem;
        padding: 0.375rem;
    }

    .navbar-logout-btn .material-icons {
        font-size: 20px;
    }

    /* Hide logout button in navbar on mobile */
    .navbar-user #logout-btn {
        display: none !important;
    }

    /* === END BOTTOM MOBILE NAVBAR === */

    /* Show mobile elements */
    .mobile-only {
        display: block !important;
    }

    .desktop-only {
        display: none !important;
    }

    /* Adjust body padding for bottom navbar */
    body {
        padding-top: 0;
        padding-bottom: calc(64px + env(safe-area-inset-bottom, 0px));
        overflow-x: hidden;
    }

    /* Full width containers on mobile */
    .container {
        padding: 0 var(--spacing-md);
    }

    /* Stack stats grid */
    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    /* Action bar vertical layout */
    .action-bar {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .action-bar-left,
    .action-bar-right {
        width: 100%;
    }

    /* Card adjustments */
    .card {
        padding: var(--spacing-md);
    }

    .card-header {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
    }

    .card-header .flex {
        flex-wrap: wrap;
    }

    /* Table wrapper with horizontal scroll */
    .table-wrapper {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        max-width: 100%;
        margin-left: calc(var(--spacing-md) * -1);
        margin-right: calc(var(--spacing-md) * -1);
        padding-left: var(--spacing-md);
        padding-right: var(--spacing-md);
    }

    .table {
        min-width: 600px;
    }

    /* Buttons full width on mobile */
    .btn-block-mobile {
        width: 100%;
        justify-content: center;
    }

    /* Modal adjustments */
    .modal {
        width: 95%;
        max-width: 95%;
    }

    .modal-body {
        max-height: 60vh;
    }

    /* Toast positioning — сверху на мобильных */
    .toast-container {
        left: var(--spacing-md);
        right: var(--spacing-md);
        top: max(var(--spacing-md), env(safe-area-inset-top, 0px));
        bottom: auto;
        max-width: none;
        flex-direction: column-reverse;
    }

    /* Form inputs full width */
    .form-input,
    .form-select,
    .form-textarea {
        width: 100%;
    }

    /* Reduce font sizes */
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.25rem;
    }

    /* Adjust spacing */
    .main-content {
        padding: var(--spacing-lg) 0;
    }

    /* Server stats adjustments */
    .server-stats-container {
        gap: var(--spacing-md);
    }

    .server-stat-bar {
        padding: var(--spacing-md);
    }

    .server-stat-items {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
}

/* === Tablet Breakpoint === */
@media (min-width: 769px) and (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .navbar-container {
        padding: var(--spacing-sm) var(--spacing-lg);
    }

    .container {
        padding: 0 var(--spacing-lg);
    }

    .table-wrapper {
        overflow-x: auto;
    }
}

/* === Touch device optimizations === */
@media (hover: none) and (pointer: coarse) {

    /* Larger touch targets */
    .btn {
        min-height: 44px;
        padding: 0.75rem 1.5rem;
    }

    .btn-sm {
        min-height: 36px;
        padding: 0.5rem 1rem;
    }

    /* Remove hover effects on touch devices */
    .btn:hover,
    .navbar-link:hover,
    .table tbody tr:hover {
        transform: none;
    }

    /* Larger form inputs */
    .form-input,
    .form-select,
    .form-textarea {
        min-height: 44px;
        font-size: 16px;
        /* Prevent zoom on iOS */
    }
}