/*
================================================================================
| REEBUX — sidebar.css
| Standalone sidebar stylesheet — ALL sidebar CSS lives here.
| To do a full sidebar overhaul, edit ONLY this file.
|
| Covers:
|   • CSS custom properties (sidebar dimensions + colours)
|   • Sidebar shell — mobile slide-in, desktop sticky
|   • Sidebar header (logo, glare, letter-pop animations)
|   • Sidebar nav (links, hover, active states)
|   • Nav text (label + description)
|   • Partner Program nav item (gold shimmer)
|   • REEBUX Coin nav item + "SOON" popup
|   • Sidebar footer (logout button)
|   • Sidebar overlay (backdrop)
|   • Scroll-lock helper classes
|   • Desktop sidebar toggle button
|   • Desktop sidebar collapse animation
|   • Desktop sidebar scrollbar
|   • Mobile overrides
|
| Load order: after main.css, before or after dashboard.css — it uses
| !important everywhere so load order does not matter.
================================================================================
*/

/* ================================================================
   1. SIDEBAR DESIGN TOKENS
   ================================================================ */
:root {
    --sidebar-w-mobile: 280px;
    --sidebar-w:        250px;
    --sb-bg:            #000000;
    --sb-border:        rgba(255,255,255,0.08);
    --sb-border-h:      rgba(0,191,255,0.4);
    --sb-primary:       #00BFFF;
    --sb-primary-g:     rgba(0,191,255,0.18);
    --sb-primary-gd:    rgba(0,191,255,0.05);
    --sb-gold:          #FFD700;
    --sb-error:         #FF495C;
    --sb-error-g:       rgba(255,73,92,0.15);
    --sb-txt1:          #FFFFFF;
    --sb-txt2:          #FFFFFF;
    --sb-txt3:          #8899AA;
    --sb-font:          'Rajdhani', system-ui, sans-serif;
    --sb-r-sm:          6px;
    --sb-r-md:          12px;
    --sb-sp-sm:         8px;
    --sb-sp-md:         14px;
    --sb-trans-fast:    150ms cubic-bezier(0.4,0,0.2,1);
    --sb-trans-mid:     280ms cubic-bezier(0.4,0,0.2,1);
}

/* ================================================================
   2. SCROLL-LOCK HELPERS
   ================================================================ */
html.sb-scroll-locked,
body.sb-scroll-locked {
    overflow-y: hidden !important;
    overscroll-behavior: none !important;
}

/* ================================================================
   3. SIDEBAR SHELL — mobile-first (fixed, slides in from left)
   ================================================================ */
.dashboard-layout .dashboard-sidebar,
aside.dashboard-sidebar {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    bottom: 0 !important;
    width: var(--sidebar-w-mobile) !important;
    max-width: 86vw !important;
    height: 100vh !important;
    height: 100dvh !important;
    z-index: 9500 !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    background: var(--sb-bg) !important;
    background-color: var(--sb-bg) !important;
    border-right: 1px solid var(--sb-border) !important;
    box-shadow: 6px 0 32px rgba(0,0,0,0.5) !important;
    padding: 0 !important;
    margin: 0 !important;
    transform: translateX(-105%) !important;
    transition: transform 320ms cubic-bezier(0.32,0.72,0.16,1) !important;
    overflow: hidden !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
}
.dashboard-layout .dashboard-sidebar.is-visible,
aside.dashboard-sidebar.is-visible {
    transform: translateX(0) !important;
}

/* ================================================================
   4. SIDEBAR HEADER — logo + glare effect
   ================================================================ */
@keyframes sbLogoBreath {
    0%, 100% { text-shadow: 0 0 10px rgba(0,191,255,0.35); }
    50%       { text-shadow: 0 0 24px rgba(0,191,255,0.7), 0 0 48px rgba(0,191,255,0.18); }
}
@keyframes sbLetterPop {
    0%   { opacity: 0; transform: translateY(14px) scale(0.6); filter: blur(2px); }
    55%  { opacity: 1; transform: translateY(-4px) scale(1.18); filter: blur(0); }
    75%  { transform: translateY(1px) scale(0.96); }
    100% { opacity: 1; transform: translateY(0) scale(1); filter: blur(0); }
}
@keyframes sbGlare {
    0%   { transform: translateX(-200%) skewX(-20deg); opacity: 0; }
    15%  { opacity: 1; }
    85%  { opacity: 1; }
    100% { transform: translateX(320%) skewX(-20deg); opacity: 0; }
}

.dashboard-sidebar .sidebar-header {
    flex: 0 0 auto !important;
    display: flex !important;
    align-items: center !important;
    width: 100% !important;
    height: 70px !important;
    min-height: 70px !important;
    padding: 0 var(--sb-sp-md) !important;
    border-bottom: 1px solid var(--sb-border) !important;
    background: #000000 !important;
    position: relative !important;
    overflow: hidden !important;
}
/* Particle canvas — fills header behind logo */
#sb-header-particles {
    position: absolute !important;
    inset: 0 !important;
    width: 100% !important;
    height: 100% !important;
    pointer-events: none !important;
    z-index: 0 !important;
}
.dashboard-sidebar .sidebar-logo {
    position: relative !important;
    z-index: 1 !important;
    text-decoration: none !important;
    cursor: pointer !important;
}
.dashboard-sidebar .sidebar-header::after {
    content: '' !important;
    position: absolute !important;
    top: 0 !important; left: 0 !important;
    width: 38% !important; height: 100% !important;
    background: linear-gradient(90deg, transparent 0%, rgba(180,235,255,0.6) 50%, transparent 100%) !important;
    transform: translateX(-200%) skewX(-20deg) !important;
    pointer-events: none !important;
    opacity: 0 !important;
    z-index: 2 !important;
}
.dashboard-sidebar .sidebar-header.sb-glare-active::after {
    animation: sbGlare 0.55s ease-out forwards !important;
}

.dashboard-sidebar .sidebar-logo {
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    width: 100% !important;
    padding: 0 7px !important;
    font-family: var(--sb-font) !important;
    font-size: 2.2rem !important;
    font-weight: 900 !important;
    line-height: 1 !important;
    letter-spacing: 0 !important;
    user-select: none !important;
    -webkit-user-select: none !important;
}
.dashboard-sidebar .sidebar-logo .logo-r {
    color: var(--sb-primary) !important;
    -webkit-text-fill-color: var(--sb-primary) !important;
    -webkit-text-stroke: 0.7px var(--sb-primary) !important;
    animation: sbLogoBreath 4s ease-in-out infinite !important;
}
.dashboard-sidebar .sidebar-logo .logo-rest {
    color: var(--sb-txt1) !important;
    -webkit-text-fill-color: var(--sb-txt1) !important;
    -webkit-text-stroke: 0.7px var(--sb-txt1) !important;
}

/* Letter pop — triggered by JS adding .sb-letter-anim */
.dashboard-sidebar .sidebar-logo > span.sb-letter-anim {
    animation: sbLetterPop 0.42s cubic-bezier(0.34, 1.56, 0.64, 1) both !important;
}
.dashboard-sidebar .sidebar-logo > span.sb-letter-anim:nth-child(1) { animation-delay: 0ms !important; }
.dashboard-sidebar .sidebar-logo > span.sb-letter-anim:nth-child(2) { animation-delay: 75ms !important; }
.dashboard-sidebar .sidebar-logo > span.sb-letter-anim:nth-child(3) { animation-delay: 150ms !important; }
.dashboard-sidebar .sidebar-logo > span.sb-letter-anim:nth-child(4) { animation-delay: 225ms !important; }
.dashboard-sidebar .sidebar-logo > span.sb-letter-anim:nth-child(5) { animation-delay: 300ms !important; }
.dashboard-sidebar .sidebar-logo > span.sb-letter-anim:nth-child(6) { animation-delay: 375ms !important; }

/* ================================================================
   5. SIDEBAR NAV — list, items, links
   ================================================================ */
.dashboard-layout .sidebar-nav,
.dashboard-sidebar .sidebar-nav {
    flex: 1 1 auto !important;
    width: 100% !important;
    min-height: 0 !important;
    overflow-y: auto !important;
    overflow-x: hidden !important;
    padding: var(--sb-sp-md) !important;
    margin: 0 !important;
    -webkit-overflow-scrolling: touch;
    background: transparent !important;
}
.dashboard-sidebar .sidebar-nav-list,
.dashboard-sidebar .sidebar-nav ul {
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 4px !important;
    width: 100% !important;
}
.dashboard-sidebar .sidebar-nav li {
    margin: 0 !important;
    padding: 0 !important;
    width: 100% !important;
    list-style: none !important;
}
.dashboard-sidebar .sidebar-nav a {
    position: relative !important;
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
    width: 100% !important;
    min-height: 52px !important;
    padding: 10px 14px !important;
    border: 1px solid transparent !important;
    border-left: none !important;
    border-radius: var(--sb-r-md) !important;
    color: var(--sb-txt2) !important;
    background: transparent !important;
    font-family: var(--sb-font) !important;
    font-size: 0.95rem !important;
    font-weight: 600 !important;
    text-decoration: none !important;
    transition: var(--sb-trans-fast) !important;
    overflow: hidden !important;
    text-align: left !important;
    justify-content: flex-start !important;
}
.dashboard-sidebar .sidebar-nav a .nav-icon {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 26px !important;
    height: 26px !important;
    flex-shrink: 0 !important;
    font-size: 1.1rem !important;
    line-height: 1 !important;
    text-align: center !important;
    margin: 0 !important;
    padding: 0 !important;
}
.dashboard-sidebar .sidebar-nav a .nav-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
    min-width: 0;
    overflow: hidden;
}
.dashboard-sidebar .sidebar-nav a .nav-label {
    font-size: 0.94rem;
    font-weight: 700;
    color: inherit;
    line-height: 1.25;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    letter-spacing: 0.02em;
}
.dashboard-sidebar .sidebar-nav a .nav-desc {
    font-size: 0.70rem;
    font-weight: 500;
    color: var(--sb-txt3);
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    letter-spacing: 0.03em;
    text-transform: none;
    transition: color var(--sb-trans-fast);
}
.dashboard-sidebar .sidebar-nav a:hover .nav-desc { color: var(--sb-txt2); }
.dashboard-sidebar .sidebar-nav a.active .nav-desc { color: rgba(0,191,255,0.65); }

.dashboard-sidebar .sidebar-nav a:hover {
    color: var(--sb-txt1) !important;
    background: rgba(0,191,255,0.06) !important;
    border-color: rgba(0,191,255,0.18) !important;
}
.dashboard-sidebar .sidebar-nav a.active {
    color: var(--sb-primary) !important;
    background: rgba(0,191,255,0.12) !important;
    border-color: rgba(0,191,255,0.3) !important;
    font-weight: 700 !important;
    box-shadow: inset 3px 0 0 var(--sb-primary) !important;
}

/* ================================================================
   6. PARTNER PROGRAM NAV ITEM (gold shimmer)
   ================================================================ */
@keyframes premiumShimmerSweep {
    0%   { left: -110%; }
    55%  { left: 210%; }
    100% { left: 210%; }
}
@keyframes premiumPulseRing {
    0%, 100% { box-shadow: 0 4px 14px rgba(255,215,0,0.14),
                            inset 0 1px 0 rgba(255,215,0,0.28),
                            inset 0 -1px 0 rgba(0,0,0,0.18); }
    50%      { box-shadow: 0 6px 22px rgba(255,215,0,0.26),
                            inset 0 1px 0 rgba(255,215,0,0.42),
                            inset 0 -1px 0 rgba(0,0,0,0.18); }
}
@keyframes premiumCrownBob {
    0%, 100% { transform: scale(1) rotate(0deg); }
    35%      { transform: scale(1.10) rotate(-4deg); }
    65%      { transform: scale(1.06) rotate(3deg); }
}
@keyframes premiumLabelShimmer {
    0%   { background-position: 0% center; }
    100% { background-position: 220% center; }
}

.nav-premium-item {
    margin: var(--sb-sp-sm) 0 !important;
    padding: 0 !important;
    list-style: none !important;
}
.nav-premium-item > a {
    position: relative !important;
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
    padding: 11px 12px !important;
    border-radius: var(--sb-r-md) !important;
    background:
        linear-gradient(135deg,
            rgba(255,215,0,0.16) 0%,
            rgba(255,140,0,0.08) 50%,
            rgba(184,134,11,0.14) 100%) !important;
    border: 1px solid rgba(255,215,0,0.48) !important;
    overflow: hidden !important;
    box-shadow:
        0 4px 14px rgba(255,215,0,0.14),
        inset 0 1px 0 rgba(255,215,0,0.28),
        inset 0 -1px 0 rgba(0,0,0,0.18) !important;
    transition:
        transform 0.28s ease,
        background 0.28s ease,
        border-color 0.28s ease,
        box-shadow 0.28s ease !important;
    text-decoration: none !important;
    animation: premiumPulseRing 3.6s ease-in-out infinite;
}
.nav-premium-item > a::before {
    content: '' !important;
    position: absolute !important;
    top: 0; bottom: 0;
    left: -110%;
    width: 60%;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(255,215,0,0.34) 50%,
        transparent 100%) !important;
    pointer-events: none !important;
    animation: premiumShimmerSweep 3.4s ease-in-out infinite;
}
.nav-premium-item > a::after {
    content: '' !important;
    position: absolute !important;
    inset: -1px !important;
    border-radius: inherit !important;
    pointer-events: none !important;
    background: radial-gradient(circle at 14% 50%,
        rgba(255,215,0,0.22) 0%, transparent 60%) !important;
    opacity: 0;
    transition: opacity 0.3s ease !important;
}
.nav-premium-item > a:hover {
    transform: translateX(2px) !important;
    border-color: rgba(255,215,0,0.85) !important;
    background:
        linear-gradient(135deg,
            rgba(255,215,0,0.26) 0%,
            rgba(255,140,0,0.14) 50%,
            rgba(184,134,11,0.20) 100%) !important;
    box-shadow:
        0 8px 24px rgba(255,215,0,0.32),
        inset 0 1px 0 rgba(255,215,0,0.45),
        inset 0 -1px 0 rgba(0,0,0,0.22) !important;
}
.nav-premium-item > a:hover::after { opacity: 1 !important; }
.nav-premium-item .nav-icon {
    font-size: 1.45rem !important;
    line-height: 1 !important;
    flex: 0 0 auto !important;
    filter: drop-shadow(0 0 8px rgba(255,215,0,0.55));
    animation: premiumCrownBob 2.4s ease-in-out infinite !important;
    transform-origin: center !important;
}
.nav-premium-item .nav-text {
    display: flex !important;
    flex-direction: column !important;
    min-width: 0 !important;
    flex: 1 1 auto !important;
}
.nav-premium-item .nav-label {
    background: linear-gradient(90deg,
        #FFEB80 0%, #FFD700 30%, #FFF6C2 50%, #FFD700 70%, #B8860B 100%) !important;
    background-size: 220% auto !important;
    -webkit-background-clip: text !important;
    background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    animation: premiumLabelShimmer 4s linear infinite !important;
    font-weight: 800 !important;
    letter-spacing: 0.02em !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 6px !important;
}
.nav-premium-item .nav-desc {
    color: rgba(255,215,0,0.72) !important;
    font-size: 0.72rem !important;
    letter-spacing: 0.02em !important;
}
.premium-exclusive-badge {
    display: inline-block;
    font-size: 0.52rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    background: linear-gradient(135deg, #FFEB80 0%, #FFD700 50%, #B8860B 100%);
    color: #1B1100;
    padding: 1px 6px;
    border-radius: 3px;
    line-height: 1.5;
    vertical-align: middle;
    flex-shrink: 0;
    box-shadow: 0 2px 6px rgba(255,215,0,0.42);
}

/* ================================================================
   7. REEBUX COIN NAV ITEM + "SOON" POPUP
   ================================================================ */
@keyframes coinGlow {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255,215,0,0.4); }
    50%       { box-shadow: 0 0 0 5px rgba(255,215,0,0); }
}
@keyframes coinShimmer {
    0%   { left: -80%; }
    100% { left: 160%; }
}
@keyframes coinIconBob {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50%       { transform: scale(1.18) rotate(-10deg); }
}
@keyframes coinBadgeBlink {
    0%, 100% { opacity: 0.55; }
    50%       { opacity: 1; }
}
@keyframes rbCoinFloat {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-4px); }
}
@keyframes rbCoinBadgePulse {
    0%, 100% { box-shadow: 0 4px 12px rgba(255,215,0,0.32); }
    50%      { box-shadow: 0 6px 18px rgba(255,215,0,0.55); }
}

.nav-coin-item {
    margin-top: var(--sb-sp-sm) !important;
    padding-top: var(--sb-sp-sm) !important;
    border-top: 1px solid var(--sb-border) !important;
}
.nav-coin-item > a.nav-coin-locked {
    background: linear-gradient(135deg,
        rgba(255,215,0,0.08) 0%,
        rgba(255,140,0,0.04) 100%) !important;
    border: 1px solid rgba(255,215,0,0.28) !important;
    border-color: rgba(255,215,0,0.28) !important;
    position: relative !important;
    overflow: hidden !important;
    cursor: not-allowed !important;
    animation: coinGlow 2.5s ease-in-out infinite;
}
.nav-coin-item > a.nav-coin-locked::before {
    content: '' !important;
    position: absolute !important;
    top: 0; bottom: 0;
    left: -80%;
    width: 50%;
    background: linear-gradient(90deg,
        transparent, rgba(255,215,0,0.14), transparent) !important;
    animation: coinShimmer 3s ease-in-out infinite;
    pointer-events: none !important;
}
.nav-coin-item > a.nav-coin-locked:hover {
    border-color: rgba(255,215,0,0.5) !important;
    background: linear-gradient(135deg,
        rgba(255,215,0,0.13) 0%,
        rgba(255,140,0,0.07) 100%) !important;
    color: var(--sb-gold) !important;
    transform: none !important;
}
.nav-coin-item .nav-coin-icon,
.nav-coin-item > a.nav-coin-locked .nav-icon {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    align-self: center !important;
    font-size: 1.6rem !important;
    animation: coinIconBob 2s ease-in-out infinite !important;
    transform-origin: center !important;
    line-height: 1 !important;
}
.nav-coin-item .nav-label {
    color: var(--sb-gold) !important;
    display: flex !important;
    align-items: center !important;
    gap: 5px !important;
}
.coin-soon-badge {
    display: inline-block;
    font-size: 0.5rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    background: rgba(255,215,0,0.15);
    color: var(--sb-gold);
    border: 1px solid rgba(255,215,0,0.38);
    padding: 1px 5px;
    border-radius: 3px;
    line-height: 1.5;
    animation: coinBadgeBlink 1.5s ease-in-out infinite;
    vertical-align: middle;
    flex-shrink: 0;
}

/* REEBUX Coin "Coming Soon" popup */
body.rb-coin-soon-locked { overflow: hidden !important; }
.rb-coin-soon-overlay {
    position: fixed; inset: 0; z-index: 99999;
    display: flex; align-items: center; justify-content: center;
    padding: 20px;
    background: rgba(2,2,6,0.78);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: 0; visibility: hidden;
    transition: opacity 0.22s ease, visibility 0.22s ease;
}
.rb-coin-soon-overlay.is-open { opacity: 1; visibility: visible; }
.rb-coin-soon-card {
    position: relative;
    width: 100%; max-width: 380px;
    padding: 32px 26px 24px;
    border-radius: 18px;
    background:
        radial-gradient(ellipse at top, rgba(255,215,0,0.10), transparent 60%),
        linear-gradient(180deg, #1B1628 0%, #0A0710 100%);
    border: 1px solid rgba(255,215,0,0.45);
    box-shadow:
        0 28px 70px rgba(0,0,0,0.7),
        0 0 0 1px rgba(255,215,0,0.18),
        inset 0 1px 0 rgba(255,215,0,0.18);
    text-align: center;
    transform: translateY(28px) scale(.96);
    opacity: 0;
    transition: transform 0.36s cubic-bezier(.34,1.56,.64,1), opacity 0.24s ease;
    font-family: var(--sb-font);
}
.rb-coin-soon-overlay.is-open .rb-coin-soon-card { transform: translateY(0) scale(1); opacity: 1; }
.rb-coin-soon-card::before {
    content: ''; position: absolute; top: -1px; left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, transparent, #FFD700, transparent);
    border-radius: 18px 18px 0 0;
}
.rb-coin-soon-close {
    position: absolute; top: 10px; right: 10px;
    width: 32px; height: 32px;
    background: none; border: none; border-radius: 0;
    color: #A0AEC0; font-size: 1.4rem; line-height: 1;
    cursor: pointer; transition: color 0.18s ease;
    display: flex; align-items: center; justify-content: center;
    padding: 0;
}
.rb-coin-soon-close:hover { color: #FF8590; }
.rb-coin-soon-icon {
    width: 72px; height: 72px; border-radius: 50%;
    margin: 4px auto 14px;
    display: flex; align-items: center; justify-content: center;
    font-size: 2.2rem; line-height: 1;
    background: radial-gradient(circle at 30% 30%, #FFEB80, #FFD700 50%, #7A5C00);
    box-shadow: 0 12px 32px rgba(255,215,0,0.36), inset 0 2px 0 rgba(255,255,255,0.4);
    animation: rbCoinFloat 3.2s ease-in-out infinite;
}
.rb-coin-soon-title {
    margin: 0 0 8px;
    font-weight: 800; letter-spacing: 0.04em;
    font-size: 1.35rem; color: #F0F2F5;
    text-transform: uppercase;
}
.rb-coin-soon-badge {
    display: inline-block;
    margin-bottom: 14px;
    padding: 4px 14px;
    border-radius: 99px;
    background: linear-gradient(135deg, #FFD700, #B8860B);
    color: #1B1100;
    font-weight: 800; font-size: 0.7rem;
    letter-spacing: 0.22em; text-transform: uppercase;
    box-shadow: 0 4px 12px rgba(255,215,0,0.32);
    animation: rbCoinBadgePulse 2s ease-in-out infinite;
}
.rb-coin-soon-msg {
    color: #A0AEC0;
    font-size: 0.92rem; line-height: 1.55;
    margin: 0 auto 20px;
    max-width: 320px;
    font-weight: 500;
}
.rb-coin-soon-msg strong { color: #FFD700; font-weight: 700; }
.rb-coin-soon-cta {
    display: inline-block;
    padding: 11px 30px;
    border-radius: 99px;
    background: linear-gradient(135deg, #FFD700 0%, #FFEB80 35%, #B8860B 100%);
    color: #1B1100;
    font-weight: 800; font-size: 0.84rem;
    letter-spacing: 0.14em; text-transform: uppercase;
    border: none; cursor: pointer;
    box-shadow: 0 6px 22px rgba(255,215,0,0.32), inset 0 1px 0 rgba(255,255,255,0.4);
    transition: transform 0.22s ease, box-shadow 0.22s ease;
}
.rb-coin-soon-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(255,215,0,0.45), inset 0 1px 0 rgba(255,255,255,0.45);
}

/* ================================================================
   8. SIDEBAR FOOTER — logout button
   ================================================================ */
.dashboard-layout .sidebar-footer,
.dashboard-sidebar .sidebar-footer {
    flex: 0 0 auto !important;
    width: 100% !important;
    padding: var(--sb-sp-md) !important;
    padding-bottom: calc(var(--sb-sp-md) + env(safe-area-inset-bottom)) !important;
    margin: 0 !important;
    border-top: 1px solid var(--sb-border) !important;
    background: rgba(0,0,0,0.2) !important;
}
.dashboard-sidebar .sidebar-footer .btn,
.dashboard-sidebar .sidebar-footer button {
    width: 100% !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    padding: 12px 14px !important;
    background: transparent !important;
    color: var(--sb-error) !important;
    border: 1px solid rgba(255,73,92,0.4) !important;
    border-radius: var(--sb-r-md) !important;
    font-family: var(--sb-font) !important;
    font-size: 0.88rem !important;
    font-weight: 700 !important;
    letter-spacing: 0.06em !important;
    text-transform: uppercase !important;
    cursor: pointer !important;
    transition: var(--sb-trans-fast) !important;
    line-height: 1 !important;
}
.dashboard-sidebar .sidebar-footer .btn:hover,
.dashboard-sidebar .sidebar-footer button:hover {
    background: var(--sb-error-g) !important;
    border-color: var(--sb-error) !important;
}

/* ================================================================
   9. SIDEBAR OVERLAY (backdrop)
   ================================================================ */
.sidebar-overlay {
    position: fixed !important;
    inset: 0 !important;
    background: rgba(2,2,8,0.6) !important;
    backdrop-filter: blur(4px) !important;
    -webkit-backdrop-filter: blur(4px) !important;
    z-index: 9400 !important;
    opacity: 0 !important;
    pointer-events: none !important;
    transition: opacity var(--sb-trans-mid) !important;
    display: block !important;
}
.sidebar-overlay.is-visible {
    opacity: 1 !important;
    pointer-events: auto !important;
}

/* ================================================================
   10. DESKTOP — sidebar sticky + collapse + toggle button
   ================================================================ */
@media (min-width: 900px) {

    .dashboard-layout .dashboard-sidebar,
    aside.dashboard-sidebar {
        position: sticky !important;
        top: 0 !important;
        left: 0 !important;
        width: var(--sidebar-w) !important;
        max-width: var(--sidebar-w) !important;
        height: 100vh !important;
        flex: 0 0 var(--sidebar-w) !important;
        transform: translateX(0) !important;
        z-index: 100 !important;
        box-shadow: 1px 0 0 var(--sb-border) !important;
    }

    .sidebar-overlay { display: none !important; }

    /* Desktop sidebar toggle button */
    .dashboard-layout .sidebar-toggle-desktop {
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        width: 42px !important;
        height: 42px !important;
        flex-shrink: 0 !important;
        padding: 0 !important;
        margin-right: 8px !important;
        background: transparent !important;
        border: 1px solid var(--sb-border) !important;
        border-radius: 10px !important;
        color: var(--sb-txt2) !important;
        cursor: pointer !important;
        transition: all 0.16s ease !important;
        -webkit-tap-highlight-color: transparent !important;
    }
    .dashboard-layout .sidebar-toggle-desktop:hover {
        background: rgba(0,191,255,0.08) !important;
        border-color: rgba(0,191,255,0.55) !important;
        color: var(--sb-primary) !important;
    }
    .dashboard-layout .sidebar-toggle-desktop:active {
        transform: scale(0.96) !important;
    }

    /* Butter-smooth sidebar collapse — GPU only, no reflow */
    .dashboard-layout .dashboard-sidebar,
    .dashboard-layout aside.dashboard-sidebar {
        will-change: transform, margin-left !important;
        transition: transform 0.42s cubic-bezier(0.4,0.0,0.2,1),
                    margin-left 0.42s cubic-bezier(0.4,0.0,0.2,1),
                    box-shadow 0.25s ease !important;
        transform: translate3d(0,0,0) !important;
        backface-visibility: hidden !important;
    }
    .dashboard-layout.is-sidebar-collapsed .dashboard-sidebar {
        transform: translate3d(-100%,0,0) !important;
        margin-left: calc(-1 * var(--sidebar-w)) !important;
        box-shadow: none !important;
        pointer-events: none !important;
    }

    /* Header slides in lockstep with sidebar */
    .dashboard-layout .dashboard-header {
        will-change: left !important;
        transition: left 0.42s cubic-bezier(0.4,0.0,0.2,1) !important;
    }
    .dashboard-layout.is-sidebar-collapsed .dashboard-header {
        left: 0 !important;
    }

    /* Scrollbar styling */
    .dashboard-layout .dashboard-sidebar::-webkit-scrollbar { width: 6px; }
    .dashboard-layout .dashboard-sidebar {
        scrollbar-color: #1A1F2E #0A0A14;
        scrollbar-width: thin;
    }
    .dashboard-layout .dashboard-sidebar::-webkit-scrollbar-track {
        background: #0A0A14 !important;
    }
}

/* ================================================================
   11. MOBILE OVERRIDES
   ================================================================ */
@media (max-width: 899px) {

    /* Hide desktop toggle on mobile */
    .dashboard-layout .sidebar-toggle-desktop { display: none !important; }

    .dashboard-sidebar {
        position: fixed;
        top: 0; left: 0;
        width: var(--sidebar-w-mobile);
        height: 100%;
        max-width: 80vw;
        z-index: 9500;
        background: var(--sb-bg);
        transform: translateX(-105%);
        transition: transform 320ms cubic-bezier(0.32,0.72,0.16,1);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        border-right: 1px solid var(--sb-border);
    }
    .dashboard-sidebar.is-visible {
        transform: translateX(0);
    }
    .sidebar-overlay {
        position: fixed;
        inset: 0;
        background: rgba(2,2,8,0.6);
        z-index: 9400;
        display: block;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.3s ease;
    }
    .sidebar-overlay.is-visible {
        opacity: 1;
        pointer-events: auto;
    }
    .sidebar-nav { padding: 16px; }
    .sidebar-nav ul { list-style: none; padding: 0; margin: 0; }
    .sidebar-nav li { margin: 0 0 4px 0; }
    .sidebar-nav a {
        display: flex; align-items: center; gap: 12px;
        padding: 12px 16px;
        font-size: 0.9375rem; font-weight: 500;
        border-radius: 8px; color: #E0E0E0; min-height: 44px;
    }
    .sidebar-nav a.active,
    .sidebar-nav a:hover {
        background: rgba(0,191,255,0.1);
        color: var(--sb-primary);
    }
    .sidebar-nav a .nav-icon { font-size: 1.25rem; width: 20px; text-align: center; }
    .sidebar-footer { padding: 16px; border-top: 1px solid var(--sb-border); }

    /* Do not hide .dashboard-sidebar with the generic aside hider */
    aside:not(.dashboard-sidebar) { display: none !important; }
}