/**
 * Нексус — командный центр.
 * Неоновая оболочка поверх всех экранов ЛК: аккаунты, персонажи, склад,
 * пополнение, статистика, рефералы, мини-игры, промо, профиль, вход.
 */

html.design-nexus,
body.design-nexus {
    --primary:        #8b6cff;
    --primary-dark:   #6d4dff;
    --primary-light:  #c4b5ff;
    --secondary:      #22e6ff;
    --success:        #3ee8a2;
    --warning:        #f0c75e;
    --danger:         #ff5d7a;
    --info:           #22e6ff;
    --accent:         #ff4ecd;
    --accent-light:   #ff7ae0;

    --gradient-primary:   linear-gradient(90deg, #7b5cff, #4cc9f0);
    --gradient-secondary: linear-gradient(135deg, #8b6cff, #ff4ecd);
    --gradient-success:   linear-gradient(135deg, #3ee8a2, #22e6ff);
    --gradient-accent:    linear-gradient(135deg, #ff4ecd, #8b6cff);

    --bg-primary:     #05060b;
    --bg-secondary:   #080a12;
    --bg-tertiary:    #151b2c;
    --bg-card:        rgba(16, 20, 34, 0.72);
    --bg-card-hover:  rgba(22, 28, 46, 0.88);

    --text-primary:   #eef1ff;
    --text-secondary: #c6cbe3;
    --text-muted:     #8d94b3;

    --line:        rgba(255, 255, 255, 0.08);
    --line-strong: rgba(139, 108, 255, 0.28);

    --shadow-sm:   0 2px 8px rgba(0, 0, 0, 0.35);
    --shadow-md:   0 8px 24px rgba(0, 0, 0, 0.42);
    --shadow-lg:   0 18px 42px rgba(0, 0, 0, 0.52);
    --shadow-xl:   0 30px 80px rgba(0, 0, 0, 0.55);
    --shadow-glow: 0 8px 24px rgba(123, 92, 255, 0.35);

    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-lg: 18px;
    --radius-xl: 24px;

    --font-ui: "Sora", sans-serif;
    --font-display: "Orbitron", sans-serif;
    --sb-w: 248px;
}

html.design-nexus.light-theme,
body.design-nexus.light-theme {
    --bg-primary:     #eef0fb;
    --bg-secondary:   #ffffff;
    --bg-tertiary:    #e4e7f7;
    --bg-card:        rgba(255, 255, 255, 0.86);
    --bg-card-hover:  #ffffff;
    --text-primary:   #16182a;
    --text-secondary: #4c5378;
    --text-muted:     #7a81a3;
    --line:        rgba(80, 70, 160, 0.12);
    --line-strong: rgba(123, 92, 255, 0.28);
    --primary: #6d4dff;
    --primary-light: #5b3fe0;
}

body.design-nexus {
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-ui);
    letter-spacing: 0.01em;
}
body.design-nexus .logo,
body.design-nexus .card-header h2,
body.design-nexus .page-header h2,
body.design-nexus .welcome-title-gradient {
    font-family: var(--font-display);
    letter-spacing: 0.04em;
}

body.design-nexus .particles { display: none; }
body.design-nexus::before { display: none; }

body.design-nexus *::-webkit-scrollbar { width: 10px; height: 10px; }
body.design-nexus *::-webkit-scrollbar-track { background: transparent; }
body.design-nexus *::-webkit-scrollbar-thumb {
    background: #2a3148;
    border-radius: 8px;
    border: 2px solid transparent;
    background-clip: padding-box;
}

/* Atmosphere */
body.design-nexus .lk-fx { position: fixed; inset: 0; pointer-events: none; z-index: 0; }
body.design-nexus .lk-fx__noise {
    position: absolute; inset: 0; opacity: 0.05;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
body.design-nexus .lk-fx__grid {
    position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 72px 72px;
    mask-image: radial-gradient(ellipse at center, black 20%, transparent 78%);
}
body.design-nexus .lk-fx__orb {
    position: absolute; filter: blur(80px); opacity: 0.45; border-radius: 50%;
    animation: nxDrift 22s ease-in-out infinite;
}
body.design-nexus .lk-fx__orb--a {
    width: 520px; height: 520px; left: -120px; top: -80px;
    background: radial-gradient(circle, #6d4dff 0%, transparent 70%);
}
body.design-nexus .lk-fx__orb--b {
    width: 460px; height: 460px; right: -80px; top: 20%;
    background: radial-gradient(circle, #17c6d6 0%, transparent 70%);
    animation-direction: reverse;
}
body.design-nexus .lk-fx__orb--c {
    width: 380px; height: 380px; left: 35%; bottom: -120px;
    background: radial-gradient(circle, #d63aa8 0%, transparent 70%);
    animation-duration: 26s;
}
body.design-nexus .lk-fx__frame,
body.design-nexus .lk-fx__vignette,
body.design-nexus .lk-fx__constellation { display: none; }
@keyframes nxDrift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(40px, 24px) scale(1.08); }
}

body.design-nexus header,
body.design-nexus main,
body.design-nexus .lk-sidebar,
body.design-nexus .modal { position: relative; z-index: 1; }
body.design-nexus .header { z-index: 100; }
body.design-nexus .lk-sidebar { z-index: 200; }

/* App shell */
@media (min-width: 900px) {
    body.design-nexus:not(.lk-admin-page) .lk-sidebar {
        position: fixed;
        left: 0; top: 0; bottom: 0;
        width: var(--sb-w);
        height: 100vh;
        max-height: none;
        border-radius: 0;
        margin: 0;
        overflow: auto;
    }
    body.design-nexus:not(.lk-admin-page):has(.lk-sidebar) .header,
    body.design-nexus:not(.lk-admin-page):has(.lk-sidebar) main.main {
        margin-left: var(--sb-w);
        width: calc(100% - var(--sb-w));
    }
    body.design-nexus:not(.lk-admin-page) .lk-layout {
        display: block;
        padding-top: 18px;
        padding-bottom: 40px;
    }
    body.design-nexus .main > .container { max-width: 1280px; }
}

/* Header / topbar */
body.design-nexus .header {
    background: rgba(6, 8, 14, 0.55);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line);
    box-shadow: none;
    padding: 12px 0;
}
body.design-nexus.light-theme .header { background: rgba(255,255,255,0.72); }
body.design-nexus .logo {
    font-size: 15px;
    font-weight: 800;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    background: linear-gradient(180deg, #fff, #8b6cff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
}
body.design-nexus .lk-server-switcher {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--line);
    border-radius: 12px;
    color: var(--text-primary);
    height: 42px;
}
body.design-nexus .header-balance,
body.design-nexus .header-warehouse {
    height: 42px;
    padding: 0 12px !important;
    border-radius: 12px;
    background: rgba(255,255,255,0.04) !important;
    border: 1px solid var(--line) !important;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
}
body.design-nexus .header-balance:hover,
body.design-nexus .header-warehouse:hover {
    border-color: var(--line-strong) !important;
    box-shadow: 0 0 18px rgba(139,108,255,0.18);
}
body.design-nexus .header-balance-val { color: var(--secondary); }
body.design-nexus .user-avatar,
body.design-nexus .user-avatar-placeholder {
    border: 1px solid var(--line-strong);
    box-shadow: 0 0 16px rgba(139,108,255,0.25);
}
body.design-nexus .user-menu-popup {
    background: rgba(8, 10, 18, 0.94);
    border: 1px solid var(--line-strong);
    border-radius: 16px;
    backdrop-filter: blur(18px);
}
body.design-nexus .user-menu-item:hover { background: rgba(139,108,255,0.12); color: var(--text-primary); }
body.design-nexus.light-theme .user-menu-popup {
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid rgba(109, 77, 255, 0.22);
    box-shadow: 0 18px 48px rgba(22, 24, 42, 0.16);
}
body.design-nexus.light-theme .user-menu-username {
    color: #16182a;
    border-bottom-color: rgba(80, 70, 160, 0.16);
}
body.design-nexus.light-theme .user-menu-item,
body.design-nexus.light-theme #lang-switcher-row {
    color: #1a1d33;
}
body.design-nexus.light-theme .user-menu-item:hover {
    background: rgba(109, 77, 255, 0.1);
    color: #12141f;
}
body.design-nexus.light-theme .user-menu-divider,
body.design-nexus.light-theme .user-menu-divider:hover {
    background: rgba(80, 70, 160, 0.16);
}

/* Sidebar */
body.design-nexus .lk-sidebar {
    background: linear-gradient(180deg, rgba(10,12,20,0.92), rgba(8,10,16,0.78));
    border: 0;
    border-right: 1px solid var(--line);
    box-shadow: none;
    backdrop-filter: blur(22px);
}
body.design-nexus .sb-glow--1 { background: radial-gradient(circle, rgba(139,108,255,0.35), transparent 70%); }
body.design-nexus .sb-glow--2 { background: radial-gradient(circle, rgba(34,230,255,0.22), transparent 70%); }
body.design-nexus .sb-brand {
    background: none;
    border-bottom: 1px solid var(--line);
    padding: 22px 16px 18px;
}
body.design-nexus .sb-brand-logo {
    width: 42px; height: 42px;
    background: none;
    box-shadow: none;
    border-radius: 0;
    position: relative;
}
body.design-nexus .sb-brand-logo svg { opacity: 0; }
body.design-nexus .sb-brand-logo::before,
body.design-nexus .sb-brand-logo::after {
    content: "";
    position: absolute;
    inset: 0;
    border: 1.5px solid var(--primary);
    transform: rotate(45deg);
    border-radius: 8px;
    box-shadow: 0 0 18px rgba(139,108,255,0.35);
}
body.design-nexus .sb-brand-logo::after {
    inset: 10px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border: 0;
    transform: rotate(12deg);
}
body.design-nexus .sb-brand-name {
    font-family: var(--font-display);
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-size: 13px;
}
body.design-nexus .sb-brand-tag {
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-size: 9px;
    color: #5d6480;
}
body.design-nexus .sb-nav { overflow-y: auto; }
body.design-nexus .sb-nav-label {
    letter-spacing: 0.22em;
    color: #5d6480;
}
body.design-nexus .sb-item {
    border-radius: 12px;
    color: var(--text-muted);
}
body.design-nexus .sb-item:hover {
    background: rgba(255,255,255,0.04);
    color: var(--text-primary);
    transform: none;
}
body.design-nexus .sb-item-icon {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--line);
}
body.design-nexus .sb-item.active {
    color: var(--text-primary);
    background: linear-gradient(90deg, rgba(139,108,255,0.18), rgba(34,230,255,0.06));
    box-shadow: inset 0 0 0 1px rgba(139,108,255,0.25);
}
body.design-nexus .sb-item.active::after {
    background: linear-gradient(180deg, var(--primary), var(--secondary));
}
body.design-nexus .sb-item.active .sb-item-icon {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #081018;
}
body.design-nexus .sb-item.sb-extra { display: flex; }
body.design-nexus .sb-subitem:hover { color: var(--secondary); }
body.design-nexus .sb-external {
    border: 1px solid var(--line);
    border-radius: 12px;
    background: rgba(255,255,255,0.03);
}
body.design-nexus .sb-external:hover {
    border-color: var(--line-strong);
    color: var(--secondary);
}
body.design-nexus .sb-userchip {
    display: flex;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--line);
}
body.design-nexus .sb-userchip-ava {
    background: linear-gradient(135deg, #8b6cff, #22e6ff);
    color: #081018;
    font-family: var(--font-display);
}
body.design-nexus .sb-userchip-pip { box-shadow: 0 0 10px #3ee8a2; }

/* Nav (mobile) */
body.design-nexus .main-nav {
    background: rgba(16,20,34,0.72);
    border: 1px solid var(--line);
    border-radius: 16px;
    backdrop-filter: blur(16px);
}
body.design-nexus .nav-btn {
    border-radius: 12px;
    color: var(--text-muted);
}
body.design-nexus .nav-btn.active {
    background: linear-gradient(90deg, rgba(139,108,255,0.22), rgba(34,230,255,0.08));
    color: var(--text-primary);
    box-shadow: inset 0 0 0 1px rgba(139,108,255,0.28);
}

/* Cards / stats */
body.design-nexus .card {
    background: var(--bg-card);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(16px);
}
body.design-nexus .card:hover {
    border-color: var(--line-strong);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}
body.design-nexus .card-header {
    background: linear-gradient(90deg, rgba(139,108,255,0.12), transparent);
    border-bottom: 1px solid var(--line);
}
body.design-nexus .card-header h2 { font-size: 13px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
body.design-nexus .card-header > svg { color: var(--secondary); filter: none; }
body.design-nexus .stat-card,
body.design-nexus .stats-grid > * {
    background: var(--bg-card);
    border: 1px solid var(--line);
    border-radius: 16px;
}
body.design-nexus .stat-value { font-family: var(--font-display); color: var(--text-primary); }
body.design-nexus .list-item { border-bottom: 1px solid var(--line); }
body.design-nexus .list-item:hover { background: rgba(139,108,255,0.06); }
body.design-nexus .account-login { color: var(--secondary); font-weight: 700; }

/* Buttons / forms */
body.design-nexus .btn,
body.design-nexus .btn-primary,
body.design-nexus .welcome-btn-primary {
    background: var(--gradient-primary);
    color: #081018;
    font-weight: 700;
    border: 0;
    border-radius: 12px;
    box-shadow: var(--shadow-glow);
    clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}
body.design-nexus .btn:hover { filter: brightness(1.06); transform: translateY(-1px); }
body.design-nexus .btn-success,
body.design-nexus .btn[style*="#2eb85a"],
body.design-nexus .btn[style*="2eb85a"] {
    background: var(--gradient-success) !important;
    color: #06231b !important;
}
body.design-nexus .btn[style*="#6366f1"],
body.design-nexus .btn[style*="6366f1"],
body.design-nexus .btn[style*="#3b82f6"] {
    background: var(--gradient-primary) !important;
    color: #081018 !important;
}
body.design-nexus .btn[style*="#ff9500"],
body.design-nexus .icon-btn-small[style*="#ff9500"] {
    background: linear-gradient(135deg, #f0c75e, #d0893a) !important;
    color: #1a1206 !important;
}
body.design-nexus .icon-btn-small {
    border-radius: 10px;
    border: 1px solid var(--line);
}
body.design-nexus .form-input,
body.design-nexus .form-select,
body.design-nexus textarea.form-input,
body.design-nexus input[type="text"],
body.design-nexus input[type="password"],
body.design-nexus input[type="email"],
body.design-nexus input[type="number"] {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--line);
    border-radius: 12px;
    color: var(--text-primary);
}
body.design-nexus .form-input:focus,
body.design-nexus .form-select:focus,
body.design-nexus input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(139,108,255,0.18);
    outline: none;
}

/* Tables / badges / warehouse */
body.design-nexus table { background: transparent; }
body.design-nexus thead th, body.design-nexus th {
    color: var(--secondary);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-size: 11px;
    border-bottom: 1px solid var(--line-strong);
}
body.design-nexus td { border-bottom: 1px solid var(--line); }
body.design-nexus tbody tr:hover { background: rgba(139,108,255,0.06); }
body.design-nexus .badge, body.design-nexus .chip, body.design-nexus .count-badge {
    background: rgba(139,108,255,0.16);
    border: 1px solid var(--line-strong);
    color: var(--primary-light);
}
body.design-nexus .wh-slot, body.design-nexus .inventory-slot, body.design-nexus .warehouse-slot {
    background: rgba(8,10,18,0.7);
    border: 1px solid var(--line);
    border-radius: 14px;
}
body.design-nexus .wh-slot:hover, body.design-nexus .inventory-slot:hover {
    border-color: var(--secondary);
    box-shadow: 0 0 18px rgba(34,230,255,0.2);
}

/* Modals */
body.design-nexus .modal-content {
    background: rgba(8,10,18,0.94);
    border: 1px solid var(--line-strong);
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    backdrop-filter: blur(20px);
}

/* Welcome */
body.design-nexus .welcome-main {
    background: linear-gradient(160deg, rgba(18,8,31,0.88), rgba(7,20,28,0.7));
    border: 1px solid var(--line);
    border-radius: 24px;
    overflow: hidden;
}
body.design-nexus .welcome-badge {
    background: rgba(255,78,205,0.12);
    border: 1px solid rgba(255,78,205,0.28);
    color: #f3c4e6;
}
body.design-nexus .welcome-title-gradient {
    background: linear-gradient(90deg, #fff, #8b6cff, #22e6ff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
body.design-nexus .welcome-feature-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--line);
    border-radius: 16px;
}
body.design-nexus .welcome-feature-card:hover { border-color: var(--line-strong); }
body.design-nexus .welcome-btn-secondary {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--line);
    color: var(--text-primary);
}

/* Auth */
body.design-nexus.auth-page {
    background: #05060b !important;
    min-height: 100vh;
}
body.design-nexus.auth-page .login-container,
body.design-nexus.auth-page .register-container {
    background: rgba(16,20,34,0.82);
    border: 1px solid var(--line-strong);
    border-radius: 22px;
    box-shadow: var(--shadow-xl);
    backdrop-filter: blur(18px);
    color: var(--text-primary);
    max-width: 440px;
    position: relative;
    z-index: 2;
}
body.design-nexus.auth-page h1 {
    font-family: var(--font-display);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    background: linear-gradient(180deg, #fff, #8b6cff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
}
body.design-nexus.auth-page .subtitle,
body.design-nexus.auth-page label { color: var(--text-muted); }
body.design-nexus.auth-page input {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--line);
    color: var(--text-primary);
    border-radius: 12px;
}
body.design-nexus.auth-page input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(139,108,255,0.18);
}
body.design-nexus.auth-page .btn {
    background: var(--gradient-primary);
    color: #081018;
    clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}
body.design-nexus.auth-page .error {
    background: rgba(255,93,122,0.12);
    color: #ff8aa0;
    border: 1px solid rgba(255,93,122,0.3);
}
body.design-nexus.auth-page .link a { color: var(--secondary); }

/* Deposit extras */
body.design-nexus .dep-contact-btn {
    background: rgba(255,255,255,0.04);
    border-color: var(--line);
}
body.design-nexus .dep-contact-btn:hover {
    background: rgba(139,108,255,0.12);
    border-color: var(--line-strong);
    color: var(--text-primary);
}

/* Light theme polish */
body.design-nexus.light-theme .lk-sidebar {
    background: linear-gradient(180deg, rgba(255,255,255,0.94), rgba(238,240,251,0.9));
}
body.design-nexus.light-theme .header-balance,
body.design-nexus.light-theme .header-warehouse {
    background: rgba(109,77,255,0.06) !important;
}

/* Mobile / Telegram: compact chrome like the original LK, not a squeezed desktop shell */
@media (max-width: 899px) {
    body.design-nexus .lk-menu-btn,
    body.design-nexus .lk-sidebar,
    body.design-nexus .lk-sidebar-overlay,
    body.design-nexus .sb-item.sb-extra,
    body.design-nexus .sb-userchip { display: none !important; }
    body.design-nexus:not(.lk-admin-page) .header,
    body.design-nexus:not(.lk-admin-page) main.main {
        margin-left: 0 !important;
        width: 100% !important;
    }
    body.design-nexus .lk-layout { display: block; padding: 8px 0 16px; }
    body.design-nexus .header { padding: 10px 0; }
    body.design-nexus .logo { font-size: 16px; letter-spacing: 0.04em; text-transform: none; }
    body.design-nexus .btn,
    body.design-nexus .btn-primary,
    body.design-nexus .welcome-btn-primary { clip-path: none; }
}