/* ================================================================
   side_nav.css — Futuristic collapsible LEFT sidebar navigation
   ----------------------------------------------------------------
   Vanilla CSS. No framework. Auto-injected via _INJECTED_TAGS in
   dashboard_app.py. Hides old top nav via body.has-sidenav.
   ================================================================ */

/* ---- design tokens (kept local so we don't depend on dashboard.css) ---- */
:root {
    --qt-sn-bg-start: #0a0e14;
    --qt-sn-bg-end: #0d1218;
    --qt-sn-edge: rgba(0, 255, 136, 0.12);
    --qt-sn-inset: rgba(0, 255, 136, 0.04);
    --qt-sn-text: #cbd5e1;
    --qt-sn-muted: #9ca3af;
    --qt-sn-accent: #00ff88;
    --qt-sn-accent-soft: rgba(0, 255, 136, 0.06);
    --qt-sn-accent-glow: rgba(0, 255, 136, 0.5);
    --qt-sn-hover: rgba(255, 255, 255, 0.04);
    --qt-sn-width-expanded: 248px;
    --qt-sn-width-collapsed: 64px;
    --qt-sn-z: 1200;
    --qt-sn-z-backdrop: 1190;
    --qt-sn-z-hamburger: 1210;
    --qt-sn-ease: cubic-bezier(0.4, 0, 0.2, 1);
    --qt-sn-dur: 250ms;
}

/* ============================================================
   1. Sidebar shell
   ============================================================ */
.qt-sidenav {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--qt-sn-width-expanded);
    background: linear-gradient(180deg, var(--qt-sn-bg-start) 0%, var(--qt-sn-bg-end) 100%);
    border-right: 1px solid var(--qt-sn-edge);
    box-shadow: inset -1px 0 0 var(--qt-sn-inset);
    color: var(--qt-sn-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    z-index: var(--qt-sn-z);
    display: flex;
    flex-direction: column;
    transition: width var(--qt-sn-dur) var(--qt-sn-ease),
                transform var(--qt-sn-dur) var(--qt-sn-ease);
    will-change: width, transform;
    overflow: hidden;
}

/* Subtle vertical scan-line shimmer on the right edge (no JS) */
.qt-sidenav::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 1px;
    height: 60%;
    background: linear-gradient(180deg, transparent 0%, var(--qt-sn-accent) 50%, transparent 100%);
    opacity: 0.12;
    animation: qt-sn-scan 4s ease-in-out infinite;
    pointer-events: none;
}

@keyframes qt-sn-scan {
    0%, 100% { transform: translateY(-40%); opacity: 0; }
    50%      { transform: translateY(40%);  opacity: 0.35; }
}

/* When collapsed (icon-only) */
.qt-sidenav.is-collapsed {
    width: var(--qt-sn-width-collapsed);
}

/* Hide labels / brand-text / chip text in collapsed mode */
.qt-sidenav.is-collapsed .qt-sidenav-label,
.qt-sidenav.is-collapsed .qt-sidenav-brand-text,
.qt-sidenav.is-collapsed .qt-sidenav-user-info,
.qt-sidenav.is-collapsed .qt-sidenav-badge {
    opacity: 0;
    visibility: hidden;
    width: 0;
    transition: opacity 120ms ease, visibility 0s 120ms;
}

/* ============================================================
   2. Brand header
   ============================================================ */
.qt-sidenav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 18px 16px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    text-decoration: none;
    color: inherit;
    flex-shrink: 0;
    position: relative;
}

.qt-sidenav-brand-logo {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: linear-gradient(135deg, #00ff88 0%, #00cc6a 100%);
    color: #0a0e14;
    font-weight: 800;
    font-size: 14px;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 0 16px rgba(0, 255, 136, 0.25);
    position: relative;
}

.qt-sidenav-brand-logo::after {
    content: "";
    position: absolute;
    top: -2px;
    right: -2px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--qt-sn-accent);
    box-shadow: 0 0 8px var(--qt-sn-accent-glow);
    animation: qt-sn-pulse 2s ease-in-out infinite;
}

@keyframes qt-sn-pulse {
    0%, 100% { opacity: 0.6; transform: scale(0.9); }
    50%      { opacity: 1;   transform: scale(1.15); }
}

.qt-sidenav-brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
    white-space: nowrap;
    overflow: hidden;
    transition: opacity 180ms ease;
}

.qt-sidenav-brand-name {
    font-weight: 700;
    color: #fff;
    font-size: 13px;
    letter-spacing: 0.08em;
}

.qt-sidenav-brand-sub {
    font-size: 10px;
    color: var(--qt-sn-muted);
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

/* ============================================================
   3. Toggle button (chevron)
   ============================================================ */
.qt-sidenav-toggle {
    position: absolute;
    top: 22px;
    right: 12px;
    width: 24px;
    height: 24px;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: var(--qt-sn-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 180ms ease;
    padding: 0;
    z-index: 2;
}

.qt-sidenav-toggle:hover {
    background: var(--qt-sn-accent-soft);
    border-color: var(--qt-sn-edge);
    color: var(--qt-sn-accent);
}

.qt-sidenav-toggle svg {
    width: 14px;
    height: 14px;
    transition: transform var(--qt-sn-dur) var(--qt-sn-ease);
}

.qt-sidenav.is-collapsed .qt-sidenav-toggle {
    /* keep button visible but center it under the logo when collapsed */
    right: 50%;
    transform: translateX(50%);
    top: 60px;
}

.qt-sidenav.is-collapsed .qt-sidenav-toggle svg {
    transform: rotate(180deg);
}

/* ============================================================
   4. Nav list
   ============================================================ */
.qt-sidenav-list {
    flex: 1 1 auto;
    list-style: none;
    padding: 12px 8px;
    margin: 0;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.08) transparent;
}

.qt-sidenav-list::-webkit-scrollbar { width: 4px; }
.qt-sidenav-list::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 2px; }
.qt-sidenav-list::-webkit-scrollbar-track { background: transparent; }

.qt-sidenav-section {
    padding: 12px 12px 6px;
    font-size: 10px;
    font-weight: 600;
    color: var(--qt-sn-muted);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    opacity: 0.7;
}

.qt-sidenav.is-collapsed .qt-sidenav-section {
    visibility: hidden;
    height: 8px;
    padding: 0;
    overflow: hidden;
}

.qt-sidenav-item {
    list-style: none;
    margin: 2px 0;
    position: relative;
}

.qt-sidenav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 8px;
    text-decoration: none;
    color: var(--qt-sn-text);
    font-weight: 500;
    font-size: 13.5px;
    line-height: 1;
    letter-spacing: 0.01em;
    position: relative;
    transition: background 200ms ease, color 200ms ease;
    white-space: nowrap;
    overflow: hidden;
    cursor: pointer;
    border: none;
    background: transparent;
    width: 100%;
    text-align: left;
}

.qt-sidenav-link:hover {
    background: var(--qt-sn-hover);
    color: #fff;
}

.qt-sidenav-link:focus-visible {
    outline: 2px solid var(--qt-sn-accent);
    outline-offset: 1px;
}

.qt-sidenav-icon {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    color: var(--qt-sn-muted);
    transition: color 200ms ease, filter 200ms ease, transform 200ms ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.qt-sidenav-icon svg {
    width: 18px;
    height: 18px;
    stroke-width: 1.75;
    stroke: currentColor;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.qt-sidenav-label {
    flex: 1 1 auto;
    transition: opacity 180ms ease;
    overflow: hidden;
    text-overflow: ellipsis;
}

.qt-sidenav-badge {
    background: #ff4444;
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
    line-height: 1.2;
}

/* Active state — left bar + soft fill + icon glow */
.qt-sidenav-link.is-active {
    background: var(--qt-sn-accent-soft);
    color: #fff;
}

.qt-sidenav-link.is-active::before {
    content: "";
    position: absolute;
    left: -8px;
    top: 6px;
    bottom: 6px;
    width: 3px;
    border-radius: 0 3px 3px 0;
    background: var(--qt-sn-accent);
    box-shadow: 0 0 8px var(--qt-sn-accent-glow);
}

.qt-sidenav-link.is-active .qt-sidenav-icon {
    color: var(--qt-sn-accent);
    filter: drop-shadow(0 0 6px var(--qt-sn-accent-glow));
}

.qt-sidenav-link.is-active .qt-sidenav-label {
    text-shadow: 0 0 8px var(--qt-sn-accent-glow);
}

/* Tooltip on collapsed hover */
.qt-sidenav.is-collapsed .qt-sidenav-link {
    justify-content: center;
    padding: 10px 0;
}

.qt-sidenav.is-collapsed .qt-sidenav-link[data-label]:hover::after {
    content: attr(data-label);
    position: absolute;
    left: calc(100% + 12px);
    top: 50%;
    transform: translateY(-50%);
    background: #0d1218;
    border: 1px solid var(--qt-sn-edge);
    color: #fff;
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 12px;
    white-space: nowrap;
    pointer-events: none;
    z-index: 10;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4), 0 0 16px rgba(0, 255, 136, 0.08);
}

/* ============================================================
   5. Footer / user chip
   ============================================================ */
.qt-sidenav-footer {
    flex-shrink: 0;
    padding: 10px 8px 14px;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.qt-sidenav-user {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: 8px;
    margin-bottom: 6px;
    background: rgba(255, 255, 255, 0.02);
}

.qt-sidenav-user-avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: linear-gradient(135deg, #1a1f2a 0%, #2a2f3a 100%);
    color: var(--qt-sn-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
    border: 1px solid rgba(0, 255, 136, 0.2);
    text-transform: uppercase;
}

.qt-sidenav-user-info {
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    line-height: 1.25;
}

.qt-sidenav-user-email {
    color: #fff;
    font-size: 12px;
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.qt-sidenav-user-plan {
    color: var(--qt-sn-accent);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
}

.qt-sidenav-logout {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 8px 10px;
    border-radius: 8px;
    border: none;
    background: transparent;
    color: #ff6b6b;
    font-size: 13px;
    cursor: pointer;
    text-align: left;
    text-decoration: none;
    transition: background 180ms ease;
    font-family: inherit;
}

.qt-sidenav-logout:hover {
    background: rgba(255, 107, 107, 0.08);
}

.qt-sidenav-logout svg {
    width: 18px;
    height: 18px;
    stroke-width: 1.75;
    stroke: currentColor;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
    flex-shrink: 0;
}

.qt-sidenav.is-collapsed .qt-sidenav-user,
.qt-sidenav.is-collapsed .qt-sidenav-logout {
    justify-content: center;
    padding: 8px 0;
}

/* ============================================================
   5b. Theme toggle pill (dark ↔ light)
   ------------------------------------------------------------
   Lives at the bottom of the sidebar footer, above the logout.
   Two-state segmented pill: ☾ Dark | ☀ Light. The active half
   slides over a frosted indicator. JS toggles `html.light-theme`
   + persists in localStorage('quantum-theme').
   ============================================================ */
.qt-theme-toggle {
    --pill-h: 32px;
    --pill-pad: 3px;
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
    height: var(--pill-h);
    margin-bottom: 8px;
    padding: var(--pill-pad);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 999px;
    cursor: pointer;
    overflow: hidden;
    font-family: inherit;
}

/* Sliding indicator (the active half pill) */
.qt-theme-toggle::after {
    content: "";
    position: absolute;
    top: var(--pill-pad);
    bottom: var(--pill-pad);
    left: var(--pill-pad);
    width: calc(50% - var(--pill-pad));
    border-radius: 999px;
    background: linear-gradient(180deg, #1a2230 0%, #0d1218 100%);
    box-shadow: 0 0 0 1px var(--qt-sn-edge), 0 4px 12px rgba(0, 0, 0, 0.35);
    transition: transform var(--qt-sn-dur) var(--qt-sn-ease),
                background var(--qt-sn-dur) var(--qt-sn-ease);
    z-index: 0;
}

/* When light is active, indicator slides right */
html.light-theme .qt-theme-toggle::after {
    transform: translateX(100%);
}

.qt-theme-toggle:hover {
    border-color: var(--qt-sn-edge);
}

.qt-theme-toggle:focus-visible {
    outline: 2px solid var(--qt-sn-accent);
    outline-offset: 2px;
}

/* Each half: icon + label, dim when not active */
.qt-theme-toggle-half {
    flex: 1 1 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    height: 100%;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--qt-sn-muted);
    z-index: 1;
    pointer-events: none;
    transition: color var(--qt-sn-dur) var(--qt-sn-ease);
    user-select: none;
}

.qt-theme-toggle-half svg {
    width: 14px;
    height: 14px;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.75;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* Active half (depends on which theme is active) */
/* Active half: the sliding indicator pill is dark in BOTH themes, so the
   active label/icon must be light to read against it. */
html:not(.light-theme) .qt-theme-toggle .qt-theme-toggle-half[data-mode="dark"]  { color: #ffffff; }
html.light-theme       .qt-theme-toggle .qt-theme-toggle-half[data-mode="light"] { color: #ffffff; }

/* Collapsed sidebar: shrink to a single circular swap-button */
.qt-sidenav.is-collapsed .qt-theme-toggle {
    width: 32px;
    height: 32px;
    margin: 0 auto 8px;
    padding: 0;
    border-radius: 50%;
    overflow: hidden;
}
.qt-sidenav.is-collapsed .qt-theme-toggle::after {
    width: 100%;
    height: 100%;
    top: 0;
    bottom: 0;
    left: 0;
    border-radius: 50%;
    transform: none !important;
}
.qt-sidenav.is-collapsed .qt-theme-toggle-half {
    display: none;
}
.qt-sidenav.is-collapsed .qt-theme-toggle-half[data-mode="dark"] {
    display: flex;
    color: var(--qt-sn-accent);
}
html.light-theme .qt-sidenav.is-collapsed .qt-theme-toggle-half[data-mode="dark"] { display: none; }
html.light-theme .qt-sidenav.is-collapsed .qt-theme-toggle-half[data-mode="light"] {
    display: flex;
    color: #ffffff;
}

/* ============================================================
   6. Content area shift
   ============================================================ */
body.has-sidenav {
    /* Push everything to the right of the sidebar.
       We use a CSS variable so JS can switch values smoothly. */
    --qt-sn-current-width: var(--qt-sn-width-expanded);
    padding-left: var(--qt-sn-current-width);
    transition: padding-left var(--qt-sn-dur) var(--qt-sn-ease);
}

body.has-sidenav.qt-sn-collapsed {
    --qt-sn-current-width: var(--qt-sn-width-collapsed);
}

/* Hide every legacy top-nav variant when the sidebar is present */
body.has-sidenav header > .header-top,
body.has-sidenav nav#main-nav,
body.has-sidenav nav#publicNav,
body.has-sidenav nav.top-nav,
body.has-sidenav .nav-tabs {
    display: none !important;
}

/* Keep banners (api-key-banner, demo-mode-banner, etc.) flowing
   below the sidebar — they sit inside <body>, so the body padding
   shifts them automatically. We only need to nuke the legacy nav. */

/* ============================================================
   7. Mobile hamburger + backdrop
   ============================================================ */
.qt-sidenav-hamburger {
    position: fixed;
    top: 12px;
    left: 12px;
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: rgba(10, 14, 20, 0.92);
    border: 1px solid var(--qt-sn-edge);
    color: var(--qt-sn-accent);
    cursor: pointer;
    display: none; /* shown only on mobile */
    align-items: center;
    justify-content: center;
    z-index: var(--qt-sn-z-hamburger);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 0;
    transition: background 180ms ease, transform 180ms ease;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
}

.qt-sidenav-hamburger:hover { background: rgba(10, 14, 20, 1); transform: scale(1.03); }
.qt-sidenav-hamburger:active { transform: scale(0.97); }

.qt-sidenav-hamburger svg {
    width: 22px;
    height: 22px;
    stroke-width: 2;
    stroke: currentColor;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.qt-sidenav-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    z-index: var(--qt-sn-z-backdrop);
    opacity: 0;
    visibility: hidden;
    transition: opacity 220ms ease, visibility 0s 220ms;
}

.qt-sidenav-backdrop.is-visible {
    opacity: 1;
    visibility: visible;
    transition: opacity 220ms ease;
}

/* ============================================================
   8. Responsive breakpoints
   ============================================================ */

/* Tablet 768-1023: always icon-only — labels and brand-text hide.
   Hover the sidebar to expand temporarily. */
@media (min-width: 768px) and (max-width: 1023px) {
    body.has-sidenav {
        --qt-sn-current-width: var(--qt-sn-width-collapsed);
    }
    .qt-sidenav {
        width: var(--qt-sn-width-collapsed);
    }
    /* Hide labels at tablet width */
    .qt-sidenav .qt-sidenav-label,
    .qt-sidenav .qt-sidenav-brand-text,
    .qt-sidenav .qt-sidenav-user-info,
    .qt-sidenav .qt-sidenav-badge,
    .qt-sidenav .qt-sidenav-section {
        opacity: 0;
        visibility: hidden;
        width: 0;
        height: 0;
        overflow: hidden;
        margin: 0;
        padding: 0;
    }
    .qt-sidenav-link, .qt-sidenav-user, .qt-sidenav-logout {
        justify-content: center;
        padding: 10px 0;
    }
    /* Hover expansion */
    .qt-sidenav:hover {
        width: var(--qt-sn-width-expanded);
        box-shadow: 4px 0 32px rgba(0, 0, 0, 0.6);
    }
    .qt-sidenav:hover .qt-sidenav-label,
    .qt-sidenav:hover .qt-sidenav-brand-text,
    .qt-sidenav:hover .qt-sidenav-user-info,
    .qt-sidenav:hover .qt-sidenav-badge {
        opacity: 1;
        visibility: visible;
        width: auto;
    }
    .qt-sidenav:hover .qt-sidenav-section {
        opacity: 0.7;
        visibility: visible;
        width: auto;
        height: auto;
        padding: 12px 12px 6px;
    }
    .qt-sidenav:hover .qt-sidenav-link,
    .qt-sidenav:hover .qt-sidenav-user,
    .qt-sidenav:hover .qt-sidenav-logout {
        justify-content: flex-start;
        padding: 10px 12px;
    }
}

/* Mobile <768px: drawer overlay pattern */
@media (max-width: 767px) {
    body.has-sidenav {
        padding-left: 0;
    }

    .qt-sidenav {
        width: var(--qt-sn-width-expanded);
        transform: translateX(-100%);
        box-shadow: 4px 0 32px rgba(0, 0, 0, 0.7);
    }

    .qt-sidenav.is-mobile-open {
        transform: translateX(0);
    }

    /* Force expanded styles in mobile drawer regardless of collapsed flag */
    .qt-sidenav.is-mobile-open .qt-sidenav-label,
    .qt-sidenav.is-mobile-open .qt-sidenav-brand-text,
    .qt-sidenav.is-mobile-open .qt-sidenav-user-info {
        opacity: 1;
        visibility: visible;
        width: auto;
    }

    .qt-sidenav-hamburger {
        display: flex;
    }

    /* Hide the in-sidebar desktop chevron toggle when mobile */
    .qt-sidenav-toggle {
        display: none;
    }
}

/* Larger screens: ensure hamburger hidden */
@media (min-width: 768px) {
    .qt-sidenav-hamburger { display: none; }
    .qt-sidenav-backdrop { display: none; }
}

/* Print: hide entirely */
@media print {
    .qt-sidenav, .qt-sidenav-hamburger, .qt-sidenav-backdrop { display: none !important; }
    body.has-sidenav { padding-left: 0 !important; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .qt-sidenav, .qt-sidenav *, body.has-sidenav { transition: none !important; }
    .qt-sidenav::after, .qt-sidenav-brand-logo::after { animation: none !important; }
}