/* ============================================================================
 * API4ATKA Desktop — TradingView-inspired Pro
 *   Чистый dark UI с изумрудным акцентом, мягкие borders, плотная сетка.
 *   Применяется только при ширине ≥ 641px.
 * ========================================================================== */

@media (min-width: 641px) {
  :root {
    /* Surfaces — приглушённый сине-серый */
    --d-bg-0: #0E1217;
    --d-bg-1: #11151B;
    --d-bg-2: #161B23;
    --d-bg-3: #1C2230;
    --d-bg-4: #232A39;
    --d-line: rgba(255, 255, 255, 0.06);
    --d-line-2: rgba(255, 255, 255, 0.1);
    --d-line-soft: rgba(255, 255, 255, 0.04);

    /* Brand — изумруд / морская волна */
    --d-accent: #14B8A6;
    --d-accent-2: #2DD4BF;
    --d-accent-3: #5EEAD4;
    --d-accent-glow: rgba(20, 184, 166, 0.28);
    --d-accent-dim: rgba(20, 184, 166, 0.12);

    /* Long / Short */
    --d-success: #26A269;
    --d-success-2: #34BA7A;
    --d-success-dim: rgba(38, 162, 105, 0.13);
    --d-success-glow: rgba(38, 162, 105, 0.35);
    --d-danger: #E5484D;
    --d-danger-2: #F76668;
    --d-danger-dim: rgba(229, 72, 77, 0.12);
    --d-danger-glow: rgba(229, 72, 77, 0.3);
    --d-warn: #F5A524;
    --d-warn-dim: rgba(245, 165, 36, 0.13);

    /* Text — нейтральный, без синевы */
    --d-text-0: #ECEDEE;
    --d-text-1: #B4B5B6;
    --d-text-2: #7E8081;
    --d-text-3: #56585A;

    /* Sizing */
    --d-sidebar-w: 220px;
    --d-sidebar-w-collapsed: 60px;
    --d-header-h: 52px;
    --d-radius: 8px;
    --d-radius-sm: 5px;
    --d-radius-lg: 12px;

    /* Type */
    --d-font: "Inter", "Geist", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    --d-font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

    /* Z-index */
    --z-sidebar: 30;
    --z-header: 40;
    --z-modal: 100;
    --z-toast: 110;
  }

  [data-theme="light"] {
    --d-bg-0: #FAFAFA;
    --d-bg-1: #FFFFFF;
    --d-bg-2: #FCFCFD;
    --d-bg-3: #F4F5F7;
    --d-bg-4: #E9EAED;
    --d-line: rgba(0, 0, 0, 0.06);
    --d-line-2: rgba(0, 0, 0, 0.1);
    --d-line-soft: rgba(0, 0, 0, 0.04);
    --d-text-0: #1A1D21;
    --d-text-1: #41464C;
    --d-text-2: #62686F;
    --d-text-3: #888E95;
  }

  /* ── Reset ── */
  * { box-sizing: border-box; }
  html, body, #root { height: 100%; }
  body {
    margin: 0;
    background: var(--d-bg-0);
    color: var(--d-text-0);
    font-family: var(--d-font);
    font-size: 13px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    letter-spacing: -0.005em;
  }
  .mono { font-family: var(--d-font-mono); font-feature-settings: "tnum" 1, "ss01" 1; letter-spacing: -0.005em; }
  .pos { color: var(--d-success); }
  .neg { color: var(--d-danger); }
  .muted { color: var(--d-text-2); }
  a { color: var(--d-accent-2); text-decoration: none; }
  a:hover { color: var(--d-accent-3); }

  ::-webkit-scrollbar { width: 8px; height: 8px; }
  ::-webkit-scrollbar-track { background: transparent; }
  ::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.06);
    border-radius: 8px;
  }
  ::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, 0.12); }
  ::selection { background: var(--d-accent-dim); color: var(--d-accent-3); }

  /* ─────────────────────────── LAYOUT ─────────────────────────── */
  .d-shell {
    display: grid;
    grid-template-columns: var(--d-sidebar-w) 1fr;
    grid-template-rows: var(--d-header-h) 1fr;
    grid-template-areas: "sidebar header" "sidebar main";
    height: 100vh;
    overflow: hidden;
  }
  .d-shell.collapsed { grid-template-columns: var(--d-sidebar-w-collapsed) 1fr; }

  /* ── Sidebar ── */
  .d-sidebar {
    grid-area: sidebar;
    background: var(--d-bg-1);
    border-right: 1px solid var(--d-line);
    display: flex;
    flex-direction: column;
    z-index: var(--z-sidebar);
    overflow: hidden;
  }
  .d-logo {
    padding: 14px 18px;
    display: flex; align-items: center; gap: 10px;
    font-weight: 700; font-size: 13px;
    letter-spacing: -0.01em;
    border-bottom: 1px solid var(--d-line);
    height: var(--d-header-h);
  }
  .d-logo-dot {
    width: 28px; height: 28px; border-radius: 7px;
    background: linear-gradient(135deg, var(--d-accent), var(--d-success));
    display: grid; place-items: center;
    font-weight: 700; color: white; font-size: 11px;
    letter-spacing: 0;
    box-shadow: 0 0 0 1px rgba(255,255,255,0.05) inset, 0 8px 20px var(--d-accent-glow);
  }
  .d-shell.collapsed .d-logo-text { display: none; }

  .d-nav { padding: 14px 10px; display: flex; flex-direction: column; gap: 1px; flex: 1; overflow-y: auto; }
  .d-nav-section {
    text-transform: uppercase;
    font-size: 10px; letter-spacing: 0.08em;
    color: var(--d-text-3);
    padding: 14px 12px 8px;
    font-weight: 600;
  }
  .d-shell.collapsed .d-nav-section { display: none; }
  .d-nav-item {
    display: flex; align-items: center; gap: 11px;
    padding: 9px 11px;
    border-radius: var(--d-radius-sm);
    color: var(--d-text-1);
    cursor: pointer;
    font-size: 13px; font-weight: 500;
    transition: background 0.1s, color 0.1s;
    text-decoration: none;
    position: relative;
  }
  .d-nav-item:hover { background: var(--d-bg-3); color: var(--d-text-0); }
  .d-nav-item.active {
    background: var(--d-accent-dim);
    color: var(--d-accent-3);
  }
  .d-nav-icon { width: 17px; height: 17px; flex-shrink: 0; opacity: 0.95; }
  .d-shell.collapsed .d-nav-item { justify-content: center; padding: 10px; }
  .d-shell.collapsed .d-nav-label { display: none; }
  .d-nav-badge {
    margin-left: auto;
    padding: 1px 6px;
    border-radius: 8px;
    font-size: 10px; font-weight: 600;
    background: var(--d-bg-4); color: var(--d-text-1);
    font-family: var(--d-font-mono);
  }
  .d-nav-badge.live {
    background: var(--d-success-dim); color: var(--d-success);
    box-shadow: 0 0 8px rgba(38, 162, 105, 0.4);
  }
  .d-nav-badge.warn { background: var(--d-warn-dim); color: var(--d-warn); }

  .d-sidebar-foot {
    padding: 12px;
    border-top: 1px solid var(--d-line);
    display: flex; align-items: center; gap: 10px;
    cursor: pointer;
    transition: background 0.12s;
  }
  .d-sidebar-foot:hover { background: var(--d-bg-2); }
  .d-avatar {
    width: 30px; height: 30px; border-radius: 50%;
    background: linear-gradient(135deg, var(--d-accent), var(--d-success));
    display: grid; place-items: center;
    font-weight: 700; color: white; font-size: 12px;
    flex-shrink: 0;
  }
  .d-sidebar-foot-meta { min-width: 0; flex: 1; }
  .d-sidebar-foot-name {
    font-size: 12px; font-weight: 600;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  }
  .d-sidebar-foot-mail { font-size: 10px; color: var(--d-text-2); }
  .d-shell.collapsed .d-sidebar-foot-meta { display: none; }

  /* ── Header ── */
  .d-header {
    grid-area: header;
    background: var(--d-bg-1);
    border-bottom: 1px solid var(--d-line);
    display: flex; align-items: center;
    padding: 0 20px;
    gap: 14px;
    z-index: var(--z-header);
  }
  .d-header-title {
    font-size: 14px; font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--d-text-0);
  }
  .d-header-tools { margin-left: auto; display: flex; align-items: center; gap: 6px; }

  .d-ex-switch {
    display: flex; gap: 0;
    background: var(--d-bg-2);
    border: 1px solid var(--d-line);
    border-radius: 8px;
    padding: 3px;
  }
  .d-ex-chip {
    padding: 5px 11px;
    border-radius: 5px;
    background: transparent;
    border: 0; color: var(--d-text-2);
    cursor: pointer;
    font-weight: 600; font-size: 11px;
    transition: all 0.12s;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    display: flex; align-items: center; gap: 6px;
  }
  .d-ex-chip:hover { color: var(--d-text-0); }
  .d-ex-chip.active {
    background: var(--d-bg-4);
    color: var(--d-text-0);
  }
  .d-ex-chip-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--d-text-3); }
  .d-ex-chip.active .d-ex-chip-dot { background: var(--d-success); box-shadow: 0 0 6px var(--d-success-glow); }

  .d-icon-btn {
    width: 32px; height: 32px;
    border-radius: 7px;
    background: transparent;
    border: 1px solid transparent;
    color: var(--d-text-1);
    cursor: pointer;
    display: grid; place-items: center;
    transition: all 0.12s;
    position: relative;
  }
  .d-icon-btn:hover {
    background: var(--d-bg-3);
    color: var(--d-text-0);
  }
  .d-icon-btn-dot {
    position: absolute; top: 5px; right: 5px;
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--d-danger);
    box-shadow: 0 0 6px var(--d-danger-glow);
  }

  /* ── Main ── */
  .d-main {
    grid-area: main;
    background: var(--d-bg-0);
    overflow-y: auto;
    padding: 18px 20px;
  }

  /* ────────────────────── PRIMITIVES ────────────────────── */
  .d-card {
    background: var(--d-bg-1);
    border: 1px solid var(--d-line);
    border-radius: var(--d-radius);
    overflow: hidden;
    transition: border-color 0.15s;
  }
  .d-card:hover { border-color: var(--d-line-2); }
  .d-card-pad { padding: 16px; }
  .d-card-pad-lg { padding: 20px; }
  .d-card-head {
    padding: 12px 16px;
    border-bottom: 1px solid var(--d-line);
    display: flex; align-items: center; justify-content: space-between;
    gap: 10px;
  }
  .d-card-title {
    font-size: 12.5px; font-weight: 600;
    letter-spacing: -0.005em;
    color: var(--d-text-0);
    display: flex; align-items: center; gap: 8px;
  }
  .d-card-sub {
    font-size: 11px; color: var(--d-text-2);
    font-weight: 500;
  }

  /* ── KPI tiles ── */
  .d-kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 10px;
  }
  .d-kpi {
    background: var(--d-bg-1);
    border: 1px solid var(--d-line);
    border-radius: var(--d-radius);
    padding: 14px 16px;
    position: relative;
    overflow: hidden;
    transition: border-color 0.15s;
  }
  .d-kpi:hover { border-color: var(--d-line-2); }
  .d-kpi-label {
    font-size: 10.5px;
    color: var(--d-text-2);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 600;
    display: flex; align-items: center; gap: 6px;
  }
  .d-kpi-value {
    font-family: var(--d-font-mono);
    font-size: 22px; font-weight: 600;
    margin-top: 6px;
    letter-spacing: -0.02em;
    color: var(--d-text-0);
  }
  .d-kpi-delta {
    font-family: var(--d-font-mono);
    font-size: 11.5px;
    margin-top: 2px;
    display: flex; align-items: center; gap: 4px;
  }
  .d-kpi-sub {
    font-size: 10.5px; color: var(--d-text-2);
    margin-top: 4px;
  }

  /* ── Buttons ── */
  .d-btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 7px 14px;
    border-radius: var(--d-radius-sm);
    background: var(--d-bg-3);
    border: 1px solid var(--d-line);
    color: var(--d-text-0);
    font-weight: 500; font-size: 12px;
    cursor: pointer;
    transition: all 0.12s;
  }
  .d-btn:hover { background: var(--d-bg-4); border-color: var(--d-line-2); }
  .d-btn:disabled { opacity: 0.5; cursor: not-allowed; }
  .d-btn-primary {
    background: var(--d-accent);
    border-color: var(--d-accent);
    color: white;
    font-weight: 600;
  }
  .d-btn-primary:hover { background: var(--d-accent-2); border-color: var(--d-accent-2); }
  .d-btn-success {
    background: var(--d-success);
    border-color: var(--d-success);
    color: white;
    font-weight: 600;
  }
  .d-btn-success:hover { background: var(--d-success-2); }
  .d-btn-danger {
    background: var(--d-danger);
    border-color: var(--d-danger);
    color: white;
    font-weight: 600;
  }
  .d-btn-danger:hover { background: var(--d-danger-2); }
  .d-btn-ghost { background: transparent; border-color: transparent; color: var(--d-text-1); }
  .d-btn-ghost:hover { background: var(--d-bg-3); color: var(--d-text-0); }
  .d-btn-sm { padding: 4px 9px; font-size: 11px; }

  /* ── Inputs ── */
  .d-input, .d-select {
    width: 100%;
    background: var(--d-bg-2);
    border: 1px solid var(--d-line);
    border-radius: var(--d-radius-sm);
    color: var(--d-text-0);
    padding: 8px 11px;
    font-family: var(--d-font-mono);
    font-size: 12.5px;
    outline: none;
    transition: border 0.12s, box-shadow 0.12s;
  }
  .d-input:focus, .d-select:focus {
    border-color: var(--d-accent);
    box-shadow: 0 0 0 3px var(--d-accent-dim);
  }
  .d-input::placeholder { color: var(--d-text-3); }
  .d-label {
    font-size: 10.5px; font-weight: 600;
    color: var(--d-text-2);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 5px;
    display: block;
  }
  .d-field { margin-bottom: 12px; }

  /* ── Tables ── */
  .d-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 12px;
  }
  .d-table th {
    text-align: left;
    font-weight: 500;
    font-size: 10.5px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--d-text-2);
    padding: 10px 14px;
    border-bottom: 1px solid var(--d-line);
    background: var(--d-bg-1);
    position: sticky; top: 0;
    z-index: 1;
  }
  .d-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--d-line-soft);
    color: var(--d-text-0);
    vertical-align: middle;
  }
  .d-table tr:hover td { background: var(--d-bg-2); }
  .d-table tr:last-child td { border-bottom: 0; }

  /* ── Badges ── */
  .d-badge {
    display: inline-flex; align-items: center; gap: 4px;
    padding: 2px 7px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    background: var(--d-bg-3);
    color: var(--d-text-1);
    border: 1px solid var(--d-line);
  }
  .d-badge-long { background: var(--d-success-dim); color: var(--d-success); border-color: rgba(38,162,105,0.3); }
  .d-badge-short { background: var(--d-danger-dim); color: var(--d-danger); border-color: rgba(229,72,77,0.3); }
  .d-badge-warn { background: var(--d-warn-dim); color: var(--d-warn); border-color: rgba(245,165,36,0.3); }
  .d-badge-running {
    background: var(--d-success-dim); color: var(--d-success);
    border-color: rgba(38,162,105,0.3);
  }
  .d-badge-running::before {
    content: ""; width: 5px; height: 5px; border-radius: 50%;
    background: var(--d-success);
    box-shadow: 0 0 5px var(--d-success-glow);
    animation: d-pulse 2s ease-in-out infinite;
  }
  @keyframes d-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

  /* ── Segmented ── */
  .d-seg {
    display: inline-flex;
    background: var(--d-bg-2);
    border: 1px solid var(--d-line);
    padding: 3px;
    border-radius: 7px;
  }
  .d-seg-btn {
    padding: 5px 12px;
    border-radius: 5px;
    background: transparent;
    border: 0; color: var(--d-text-2);
    cursor: pointer;
    font-weight: 500; font-size: 11.5px;
    transition: all 0.1s;
  }
  .d-seg-btn:hover { color: var(--d-text-0); }
  .d-seg-btn.active {
    background: var(--d-bg-4);
    color: var(--d-text-0);
  }

  /* ── Modal ── */
  .d-modal-backdrop {
    position: fixed; inset: 0;
    background: rgba(10, 12, 16, 0.65);
    backdrop-filter: blur(6px);
    z-index: var(--z-modal);
    display: grid; place-items: center;
    padding: 20px;
    animation: d-fade-in 0.15s ease-out;
  }
  @keyframes d-fade-in { from { opacity: 0; } to { opacity: 1; } }
  .d-modal {
    background: var(--d-bg-1);
    border: 1px solid var(--d-line-2);
    border-radius: var(--d-radius-lg);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.55);
    max-width: 560px;
    width: 100%;
    max-height: 86vh;
    display: flex; flex-direction: column;
    overflow: hidden;
    animation: d-modal-in 0.18s ease-out;
  }
  @keyframes d-modal-in { from { opacity: 0; transform: scale(0.97) translateY(6px); } to { opacity: 1; transform: none; } }
  .d-modal.wide { max-width: 780px; }
  .d-modal-head {
    padding: 14px 18px;
    border-bottom: 1px solid var(--d-line);
    display: flex; align-items: center; justify-content: space-between;
  }
  .d-modal-title { font-size: 14px; font-weight: 600; }
  .d-modal-body { padding: 18px; overflow-y: auto; }
  .d-modal-foot {
    padding: 12px 18px;
    border-top: 1px solid var(--d-line);
    display: flex; justify-content: flex-end; gap: 10px;
  }

  /* ── Toasts ── */
  .d-toast-stack {
    position: fixed; bottom: 18px; right: 18px;
    z-index: var(--z-toast);
    display: flex; flex-direction: column; gap: 8px;
  }
  .d-toast {
    background: var(--d-bg-3);
    border: 1px solid var(--d-line-2);
    border-radius: var(--d-radius);
    padding: 10px 14px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
    font-size: 12.5px;
    color: var(--d-text-0);
    min-width: 240px;
    max-width: 380px;
    animation: d-toast-in 0.15s ease-out;
  }
  @keyframes d-toast-in { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: none; } }
  .d-toast.error { border-left: 3px solid var(--d-danger); }
  .d-toast.success { border-left: 3px solid var(--d-success); }
  .d-toast.warn { border-left: 3px solid var(--d-warn); }
  .d-toast.info { border-left: 3px solid var(--d-accent); }

  /* ── Empty ── */
  .d-empty {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    padding: 50px 20px;
    text-align: center;
    color: var(--d-text-2);
  }
  .d-empty-icon {
    width: 48px; height: 48px;
    border-radius: 12px;
    background: var(--d-bg-3);
    display: grid; place-items: center;
    margin-bottom: 14px;
    color: var(--d-text-3);
  }
  .d-empty-title {
    font-size: 13px; font-weight: 600;
    color: var(--d-text-1);
    margin-bottom: 4px;
  }
  .d-empty-msg { font-size: 12px; max-width: 320px; line-height: 1.6; color: var(--d-text-2); }

  /* ── Coin icon ── */
  .d-coin {
    width: 22px; height: 22px;
    border-radius: 50%;
    background: var(--d-bg-3);
    display: inline-grid; place-items: center;
    font-size: 9px; font-weight: 700;
    color: var(--d-text-1);
    flex-shrink: 0;
    overflow: hidden;
    border: 1px solid var(--d-line);
  }
  .d-coin img { width: 100%; height: 100%; }
  .d-coin-lg { width: 30px; height: 30px; font-size: 11px; }

  /* ── Section ── */
  .d-section-head {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 12px;
    gap: 12px;
  }
  .d-section-title {
    font-size: 15px; font-weight: 600;
    letter-spacing: -0.015em;
    color: var(--d-text-0);
  }

  /* ── Hero ── */
  .d-hero {
    background: var(--d-bg-1);
    border: 1px solid var(--d-line);
    border-radius: var(--d-radius-lg);
    padding: 18px 22px;
    position: relative;
    overflow: hidden;
    margin-bottom: 14px;
  }
  .d-hero::before {
    content: ""; position: absolute; top: -50%; right: -10%;
    width: 45%; height: 200%;
    background: radial-gradient(ellipse, var(--d-accent-glow) 0%, transparent 55%);
    pointer-events: none;
    opacity: 0.5;
  }
  .d-hero-row {
    display: flex; gap: 32px; align-items: center;
    position: relative; z-index: 1;
  }
  .d-hero-balance .d-kpi-value { font-size: 30px; }

  /* ── Chart holder ── */
  .d-chart-holder { height: 200px; padding: 0 4px; }

  /* ── Spinner / Skeleton ── */
  .d-spinner {
    width: 14px; height: 14px;
    border: 2px solid var(--d-line-2);
    border-top-color: var(--d-accent);
    border-radius: 50%;
    display: inline-block;
    animation: d-spin 0.7s linear infinite;
  }
  @keyframes d-spin { to { transform: rotate(360deg); } }
  .d-skel {
    background: linear-gradient(90deg, var(--d-bg-2) 0%, var(--d-bg-3) 50%, var(--d-bg-2) 100%);
    background-size: 200% 100%;
    animation: d-skel 1.5s ease-in-out infinite;
    border-radius: 4px;
  }
  @keyframes d-skel { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

  /* ── Tabs ── */
  .d-tabs {
    display: flex; gap: 0;
    border-bottom: 1px solid var(--d-line);
    margin-bottom: 16px;
  }
  .d-tab {
    padding: 10px 16px;
    background: transparent; border: 0;
    color: var(--d-text-2);
    cursor: pointer;
    font-size: 12.5px; font-weight: 500;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: all 0.12s;
  }
  .d-tab:hover { color: var(--d-text-0); }
  .d-tab.active { color: var(--d-accent-3); border-bottom-color: var(--d-accent); }
  .d-tab-count {
    margin-left: 6px;
    padding: 1px 6px;
    border-radius: 8px;
    background: var(--d-bg-3);
    font-size: 10px;
    color: var(--d-text-2);
    font-family: var(--d-font-mono);
  }
  .d-tab.active .d-tab-count { background: var(--d-accent-dim); color: var(--d-accent-3); }

  /* ── Stat row ── */
  .d-stat {
    display: flex; justify-content: space-between; align-items: baseline;
    padding: 7px 0;
    border-bottom: 1px solid var(--d-line-soft);
    font-size: 12px;
  }
  .d-stat:last-child { border-bottom: 0; }
  .d-stat-label { color: var(--d-text-2); }
  .d-stat-val { font-family: var(--d-font-mono); font-weight: 600; }

  /* ── Quick-action overlay (Position card with calc) ── */
  .d-pos-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  /* ── Slider for calculator ── */
  .d-slider {
    -webkit-appearance: none; appearance: none;
    width: 100%; height: 4px;
    background: var(--d-bg-3); border-radius: 2px;
    outline: none;
  }
  .d-slider::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none;
    width: 16px; height: 16px;
    background: var(--d-accent);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 0 4px var(--d-accent-dim);
  }
  .d-slider::-moz-range-thumb {
    width: 16px; height: 16px;
    background: var(--d-accent);
    border-radius: 50%;
    cursor: pointer;
    border: 0;
    box-shadow: 0 0 0 4px var(--d-accent-dim);
  }
}

@media (max-width: 640px) {
  .d-shell-only { display: none !important; }
}