:root{
  --sidebar-bg: #01454f;
  --footer-height: 0px;
  --sidebar-width-open: 260px;
  --sidebar-width-closed: 72px;
  --sidebar-text: #ffffff;
  --active-bg: #ffffff;
  --active-color: #01454f;
  /* Elegant gradient palette */
  --grad-dark: #012e31; /* very dark */
  --grad-base: #01454f; /* user base */
  --grad-mid: #0fa5a0; /* teal accent */
  --grad-soft: rgba(255,255,255,0.04);
  --active-grad-start: rgba(1,69,79,0.95);
  --active-grad-end: rgba(15,165,160,0.85);
  --active-text-color: #ffffff;
}

/* Ensure page stretches so footer sticks to bottom */
html, body { height: 100%; min-height: 100dvh; margin: 0; }
body { min-height: 100dvh; display: flex; flex-direction: column; }
main { flex: 1 0 auto; min-height: 100dvh; }
footer.footer { flex-shrink: 0; }

/* Sidebar base */
.sidebar-main{
  position:fixed;left:0;top:0;bottom:var(--footer-height);width:var(--sidebar-width-open);
  background:
    linear-gradient(180deg, var(--grad-dark), var(--grad-base) 45%, var(--grad-mid) 100%),
    radial-gradient(1200px 600px at 10% 10%, rgba(255,255,255,0.02), transparent 20%),
    linear-gradient(transparent, var(--grad-soft));
  color:var(--sidebar-text);display:flex;flex-direction:column;justify-content:space-between;padding:8px 12px;transition:width .32s cubic-bezier(.2,.8,.2,1), transform .24s ease, padding .32s cubic-bezier(.2,.8,.2,1), box-shadow .32s ease;z-index:1100;border:1px solid rgba(255,255,255,0.04);backdrop-filter: blur(10px) saturate(120%);box-shadow:0 18px 50px rgba(2,20,26,0.5);
}
.sidebar-main .sidebar-top{display:flex;flex-direction:column;gap:4px;align-items:flex-start;margin-top:4px}
.sidebar-logo{display:flex;align-items:center;justify-content:flex-start;width:100%;padding:6px 8px;position:relative;height:56px}
/* overlay logos for crossfade */
.sidebar-logo img{display:block;position:absolute;left:12px;top:50%;transform:translateY(-50%);transition:opacity .28s ease, transform .28s ease}
.sidebar-logo .logo-full{position:relative;left:12px;opacity:1;width:auto;height:36px}
.sidebar-logo .logo-symbol{width:40px;height:40px;opacity:0;border-radius:6px}

/* Show symbol when sidebar is closed, full logo when open */
/* closed state: hide full logo, show symbol centered */
body.sidebar-closed .sidebar-logo .logo-full{opacity:0;transform:translateX(-6px) scale(.98)}
body.sidebar-closed .sidebar-logo .logo-symbol{opacity:1;left:50%;transform:translate(-50%,-50%)}
body.sidebar-closed .sidebar-logo{justify-content:center}
/* hover or open: show full logo, hide symbol */
body.sidebar-open .sidebar-logo .logo-full,
body.sidebar-closed .sidebar-main:hover .sidebar-logo .logo-full{opacity:1;transform:none}
body.sidebar-open .sidebar-logo .logo-symbol,
body.sidebar-closed .sidebar-main:hover .sidebar-logo .logo-symbol{opacity:0;transform:translateY(-50%)}
.sidebar-avatar{width:44px;height:44px;border-radius:10px;background:linear-gradient(135deg,rgba(255,255,255,0.06),rgba(255,255,255,0.02));display:flex;align-items:center;justify-content:center;font-weight:800;color:var(--sidebar-text);font-size:0.95rem;padding:6px;border:1px solid rgba(255,255,255,0.06);box-shadow:inset 0 1px 0 rgba(255,255,255,0.03), 0 8px 22px rgba(0,0,0,0.28)}
.sidebar-user .user-name{font-weight:700}
.sidebar-user .user-role{font-size:0.78rem;opacity:0.95;color:rgba(255,255,255,0.95)}

.sidebar-section{margin-top:8px}
/* Make the middle section scrollable so menu items don't overflow past the footer */
.sidebar-section{
  margin-top:8px;
  flex: 1 1 auto;
  min-height: 0; /* allow flex children to shrink properly */
  overflow-y: auto;
  padding-right: 6px; /* space for scrollbar */
}

/* When sidebar is closed, don't show scroll; enable scroll only when open (or hovered-open) */
body.sidebar-closed .sidebar-section {
  overflow: hidden;
  padding-top: 10px;
}
body.sidebar-closed .sidebar-main:hover .sidebar-section{overflow-y: auto}

/* Small scrollbar styling */
.sidebar-section::-webkit-scrollbar{width:8px}
.sidebar-section::-webkit-scrollbar-thumb{background:rgba(0,0,0,0.18);border-radius:8px}
.sidebar-section::-webkit-scrollbar-track{background:transparent}

.sidebar-menu{padding-bottom:10px}
.section-label{font-size:0.72rem;color:rgba(255,255,255,0.8);text-transform:uppercase}
.sidebar-menu{list-style:none;padding:6px 0;margin:4px 0;display:flex;flex-direction:column;gap:6px}
.sidebar-menu .menu-item{position:relative}
.sidebar-menu a{display:flex;align-items:center;gap:12px;color:var(--sidebar-text);text-decoration:none;padding:10px 10px;border-radius:12px;transition:background .18s cubic-bezier(.2,.9,.2,1),color .14s ease,transform .12s ease}
.sidebar-menu a i{font-size:1.15rem;min-width:22px;text-align:center}
.sidebar-menu a .label{font-weight:600}

/* Active item - open state pill removed to allow colored gradient later */

/* Closed state: only icons visible, active becomes bubble */
/* Closed state: only icons visible, active becomes bubble */
body.sidebar-closed .sidebar-main{width:var(--sidebar-width-closed);padding:12px 10px;transition:width .32s cubic-bezier(.2,.8,.2,1), padding .32s cubic-bezier(.2,.8,.2,1), box-shadow .32s ease}
body.sidebar-closed .sidebar-menu a{justify-content:center;padding:10px;border-radius:50%;transition:padding .28s ease, justify-content .28s ease, border-radius .28s ease}
body.sidebar-closed .sidebar-menu a .label{display:none}
body.sidebar-closed .sidebar-menu .menu-item.active > a{
  background: linear-gradient(135deg, var(--active-grad-start), var(--active-grad-end));
  color: var(--active-text-color);
  width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:12px;
  backdrop-filter: blur(8px) saturate(140%);
  box-shadow: 0 12px 36px rgba(3,32,34,0.12);
}

/* Hover to expand when closed: move the page together with the sidebar, without covering content */
body.sidebar-closed .sidebar-main:hover{
  width:var(--sidebar-width-open);
  z-index:1200;
}
body.sidebar-closed .sidebar-main:hover + main,
body.sidebar-closed .sidebar-main:hover + .main-shell,
body.sidebar-closed .sidebar-main:hover + .page-shell{
  padding-left: var(--sidebar-width-open) !important;
  margin-left: 0 !important;
}
body.sidebar-closed .sidebar-main:hover .sidebar-menu a{justify-content:flex-start;padding:8px;border-radius:18px}
body.sidebar-closed .sidebar-main:hover .sidebar-menu a .label{display:inline-block}
body.sidebar-closed .sidebar-main:hover .sidebar-menu .menu-item.active > a{
  background: linear-gradient(135deg, var(--active-grad-start), var(--active-grad-end));
  color: var(--active-text-color);
  transform:none;width:auto;height:auto;border-radius:18px;padding-left:12px;
  backdrop-filter: blur(8px) saturate(140%);
  box-shadow: 0 12px 36px rgba(3,32,34,0.12);
}

/* Hide section label and user info when closed; reveal on hover/open */
body.sidebar-closed .section-label{display:none}
body.sidebar-closed .sidebar-user{display:none}
body.sidebar-closed .sidebar-main:hover .section-label{display:block}
body.sidebar-closed .sidebar-main:hover .sidebar-user{display:block}

/* Divider above user area */
.sidebar-divider{border:0;height:1px;background:linear-gradient(90deg, rgba(255,255,255,0.03), rgba(255,255,255,0.08));margin:8px 0}
.sidebar-bottom{display:flex;flex-direction:column;gap:8px;padding:6px}
.sidebar-user-dropdown{position:relative;display:flex;flex-direction:column;gap:8px}
.sidebar-row{display:flex;align-items:center;gap:12px;position:relative}
.sidebar-user{padding:0;display:flex;flex-direction:column;align-items:flex-start;min-width:0;flex:1}
.sidebar-user .user-name{font-weight:700;color:var(--sidebar-text);font-size:0.88rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sidebar-user .user-role{font-size:0.74rem;opacity:0.95;color:rgba(255,255,255,0.9);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sidebar-user-toggle{display:none;width:28px;height:28px;border:1px solid rgba(255,255,255,0.12);border-radius:8px;background:rgba(255,255,255,0.04);color:var(--sidebar-text);align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease;flex-shrink:0}
.sidebar-user-toggle:focus-visible{outline:2px solid rgba(255,255,255,0.42);outline-offset:2px}
body.sidebar-open .sidebar-user-toggle,
body.sidebar-closed .sidebar-main:hover .sidebar-user-toggle{display:inline-flex}
.sidebar-user-toggle:hover{background:rgba(255,255,255,0.08);transform:translateY(-1px)}
.sidebar-user-toggle i{font-size:0.85rem;transition:transform .2s ease}
.sidebar-user-dropdown.open .sidebar-user-toggle i{transform:rotate(180deg)}
.sidebar-user-menu{display:none;position:absolute;left:-8px;right:-8px;top:calc(100% + 12px);background:linear-gradient(180deg, rgba(255,255,255,0.99), rgba(253,254,255,0.96));border:1px solid rgba(200,210,230,0.6);box-shadow:0 18px 50px rgba(1,69,79,0.18),0 6px 16px rgba(0,0,0,0.1);backdrop-filter:blur(20px) saturate(140%);-webkit-backdrop-filter:blur(20px) saturate(140%);border-radius:14px;padding:8px;z-index:1200;animation:sidebarUserMenuFade .2s ease-out}
.sidebar-user-menu::before{content:"";position:absolute;top:-8px;left:24px;width:14px;height:14px;background:rgba(253,254,255,0.96);border-left:1px solid rgba(200,210,230,0.6);border-top:1px solid rgba(200,210,230,0.6);transform:rotate(45deg);border-radius:2px;box-shadow:inset 0 1px 0 rgba(255,255,255,0.8)}
.sidebar-user-dropdown.open .sidebar-user-menu{display:flex;flex-direction:row;gap:7px;flex-wrap:nowrap;justify-content:space-between}
.sidebar-user-item{position:relative;display:inline-flex;align-items:center;justify-content:center;flex:1 1 0;min-width:40px;height:40px;padding:0;border:1px solid rgba(1,69,79,0.08);border-radius:11px;background:linear-gradient(135deg, rgba(1,69,79,0.03), rgba(1,69,79,0.02));color:var(--sidebar-text);cursor:pointer;transition:background .18s ease, transform .18s ease, border-color .18s ease;box-shadow:inset 0 1px 0 rgba(255,255,255,0.6)}
.sidebar-user-item:hover{background:linear-gradient(135deg, rgba(1,69,79,0.08), rgba(1,69,79,0.06));border-color:rgba(1,69,79,0.14);transform:translateY(-2px);box-shadow:inset 0 1px 0 rgba(255,255,255,0.7), 0 8px 16px rgba(1,69,79,0.08)}
.sidebar-user-item i{font-size:1.02rem;color:#01454f;opacity:1;font-weight:600}
.sidebar-user-item::after{content:attr(aria-label);position:absolute;left:50%;bottom:calc(100% + 10px);transform:translateX(-50%) translateY(4px);padding:5px 8px;border-radius:8px;background:rgba(1,20,21,0.92);color:#fff;font-size:0.68rem;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .16s ease, transform .16s ease;box-shadow:0 10px 25px rgba(0,0,0,0.18)}
.sidebar-user-dropdown:not(.open) .sidebar-user-item::after{display:none}
.sidebar-user-dropdown.open .sidebar-user-item:hover::after, .sidebar-user-dropdown.open .sidebar-user-item:focus-visible::after{opacity:1;transform:translateX(-50%) translateY(0)}
@keyframes sidebarUserMenuFade { from { opacity:0; transform:translateY(-6px) scale(.98); } to { opacity:1; transform:translateY(0) scale(1); } }
.sidebar-menu a{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,0.95);text-decoration:none;padding:8px;border-radius:12px;transition:background .14s ease,color .14s ease,transform .12s ease}
.sidebar-menu a i{font-size:1.15rem;color:rgba(255,255,255,0.92);transition:color .14s ease, transform .12s ease}
.sidebar-menu a:hover{background:linear-gradient(90deg, rgba(255,255,255,0.03), rgba(255,255,255,0.02));transform:translateX(4px);box-shadow:0 6px 18px rgba(0,0,0,0.12)}

/* Ensure the sidebar doesn't overlap footer visually on small screens */
@media(max-width:900px){
  .sidebar-main{bottom:0}
}

/* Toggle buttons */
.btn-toggle{background:transparent;border:0;color:var(--sidebar-text);padding:8px 10px;border-radius:12px;cursor:pointer;display:inline-flex;align-items:center;gap:8px;position:relative}
.btn-toggle i{font-size:1rem;color:rgba(255,255,255,0.92);transition:transform .18s ease, color .12s ease}
.btn-toggle .btn-tooltip{font-size:0.72rem;color:rgba(255,255,255,0.9);opacity:0.0;transform:translateY(4px);transition:opacity .18s ease, transform .18s ease}
.btn-toggle:hover .btn-tooltip{opacity:1;transform:translateY(0)}

/* Pinned state: visible pill with subtle glass */
.btn-toggle.pinned{background:linear-gradient(90deg, rgba(255,255,255,0.06), rgba(255,255,255,0.03));box-shadow:0 6px 18px rgba(0,0,0,0.14);border:1px solid rgba(255,255,255,0.06)}
.btn-toggle.pinned i{color:var(--active-text-color);transform:rotate(0deg)}
.btn-toggle.pinned .btn-tooltip{opacity:1}

/* Pin animations */
@keyframes pin-pop {
  0% { transform: scale(0.8) rotate(-6deg); opacity: 0.0 }
  40% { transform: scale(1.14) rotate(10deg); opacity: 1 }
  70% { transform: scale(0.98) rotate(-4deg) }
  100% { transform: scale(1) rotate(0deg) }
}

@keyframes ring-pulse {
  0% { box-shadow: 0 0 0 0 rgba(15,165,160,0.14) }
  70% { box-shadow: 0 0 0 12px rgba(15,165,160,0.02) }
  100% { box-shadow: 0 0 0 0 rgba(15,165,160,0) }
}

/* apply pop to icon when toggled */
.btn-toggle.animate i{animation:pin-pop .48s cubic-bezier(.2,.9,.2,1) both}

/* subtle ring on pinned state */
.btn-toggle.pinned{position:relative}
.btn-toggle.pinned::after{
  content:'';position:absolute;inset:0;border-radius:12px;pointer-events:none;z-index:-1;animation:ring-pulse 1s ease;opacity:1
}

/* accessibility focus */
.btn-toggle:focus{outline:2px solid rgba(255,255,255,0.12);box-shadow:0 6px 18px rgba(0,0,0,0.12)}
.btn-toggle:focus .btn-tooltip{opacity:1;transform:translateY(0)}
.mobile-sidebar-trigger{display:none}
.mobile-sidebar-close{display:none}

/* Responsive: mobile hide sidebar by default */
@media(max-width:900px){
  .mobile-sidebar-trigger {
    position: fixed;
    top: 14px;
    left: 14px;
    z-index: 1040;
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border: 1px solid rgba(1,69,79,.14);
    border-radius: 13px;
    color: #01454f;
    background: rgba(255,255,255,.86);
    box-shadow: 0 10px 24px rgba(1,69,79,.14);
    backdrop-filter: blur(14px);
    cursor: pointer;
  }

  .mobile-sidebar-trigger:hover { transform: translateY(-1px); }

  body.overlay-open .mobile-sidebar-trigger { opacity: 0; pointer-events: none; }

  .sidebar-main {
    width: min(86vw, 320px);
    max-width: none;
    padding: 12px;
    transform: translateX(-105%);
    transition: transform .28s cubic-bezier(.2,.8,.2,1), box-shadow .28s ease;
    box-shadow: 18px 0 50px rgba(2,20,26,.34);
  }

  .sidebar-main.open {
    transform: translateX(0);
    width: min(86vw, 320px);
    padding: 12px;
  }

  body.sidebar-closed .sidebar-main.open .sidebar-logo .logo-full {
    opacity: 1;
    transform: none;
  }

  body.sidebar-closed .sidebar-main.open .sidebar-logo .logo-symbol {
    opacity: 0;
  }

  body.sidebar-closed .sidebar-main.open .sidebar-menu a,
  body.sidebar-closed .sidebar-main.open .sidebar-menu a.nav-link {
    justify-content: flex-start;
    width: auto;
    height: auto;
    padding: 10px;
    border-radius: 13px;
  }

  body.sidebar-closed .sidebar-main.open .sidebar-menu a .label,
  body.sidebar-closed .sidebar-main.open .sidebar-nav-heading,
  body.sidebar-closed .sidebar-main.open .sidebar-user-dropdown,
  body.sidebar-closed .sidebar-main.open .sidebar-divider,
  body.sidebar-closed .sidebar-main.open .sidebar-controls {
    display: flex;
  }

  body.sidebar-closed .sidebar-main.open .sidebar-user {
    display: flex;
  }

  body.sidebar-closed .sidebar-main.open .sidebar-controls,
  body.sidebar-open .sidebar-main .sidebar-controls {
    display: none;
  }

  .mobile-sidebar-close {
    position: absolute;
    top: 18px;
    right: 18px;
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border: 1px solid rgba(255,255,255,.14);
    border-radius: 11px;
    color: rgba(255,255,255,.9);
    background: rgba(255,255,255,.08);
    cursor: pointer;
    z-index: 4;
  }

  .mobile-sidebar-close:hover {
    color: #fff;
    background: rgba(255,255,255,.16);
  }

  .sidebar-main.open .sidebar-controls,
  .sidebar-main:hover .sidebar-controls,
  body.sidebar-closed .sidebar-main .sidebar-controls,
  body.sidebar-open .sidebar-main .sidebar-controls { display: none !important; }

  .sidebar-main .sidebar-menu a,
  body.sidebar-closed .sidebar-main .sidebar-menu a {
    justify-content: flex-start;
    padding: 10px;
    border-radius: 13px;
  }

  .sidebar-main .sidebar-menu a .label,
  body.sidebar-closed .sidebar-main .sidebar-menu a .label,
  body.sidebar-closed .sidebar-main .section-label,
  body.sidebar-closed .sidebar-main .sidebar-user {
    display: inline-block;
  }

  body.sidebar-closed .sidebar-main .sidebar-user-dropdown,
  body.sidebar-closed .sidebar-main .sidebar-divider,
  body.sidebar-closed .sidebar-main .sidebar-controls {
    display: flex;
  }

  body.sidebar-open .sidebar-main + main,
  body.sidebar-closed .sidebar-main + main,
  body.sidebar-open > main,
  body.sidebar-closed > main {
    padding-left: 0 !important;
  }

  body.overlay-open::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 1050;
    background: rgba(1, 24, 29, .42);
    backdrop-filter: blur(3px);
  }
}

/* Main content offset */
/* Reserve space for fixed sidebar so it doesn't overlay the content */
body.sidebar-open .sidebar-main + main,
body.sidebar-open > main {
  padding-left: var(--sidebar-width-open) !important;
  transition: padding-left .32s cubic-bezier(.2,.8,.2,1), margin-left .32s cubic-bezier(.2,.8,.2,1);
}
body.sidebar-closed .sidebar-main + main,
body.sidebar-closed > main {
  padding-left: var(--sidebar-width-closed) !important;
  transition: padding-left .32s cubic-bezier(.2,.8,.2,1), margin-left .32s cubic-bezier(.2,.8,.2,1);
}

body.sidebar-closed .sidebar-main:hover + main,
body.sidebar-closed .sidebar-main:hover + .main-shell,
body.sidebar-closed .sidebar-main:hover + .page-shell {
  padding-left: var(--sidebar-width-open) !important;
  margin-left: 0 !important;
  transition: padding-left .32s cubic-bezier(.2,.8,.2,1), margin-left .32s cubic-bezier(.2,.8,.2,1);
}

body.sidebar-open .app-layout,
body.sidebar-closed .app-layout {
  min-height:100dvh;
  width:100%;
  box-sizing:border-box;
}

body.sidebar-open main,
body.sidebar-closed main {
  box-sizing:border-box;
  transition: padding-left .32s cubic-bezier(.2,.8,.2,1), margin-left .32s cubic-bezier(.2,.8,.2,1);
}

/* Active / selection styles - more visible on glass background */
.sidebar-main .sidebar-menu a.active, .sidebar-menu .menu-item.active > a{
  background: linear-gradient(135deg, var(--active-grad-start), var(--active-grad-end));
  color: var(--active-text-color);
  border-left: 0px;
  backdrop-filter: blur(8px) saturate(140%);
  box-shadow: 0 12px 36px rgba(3,32,34,0.12);
  transform: translateX(0);
}
.sidebar-menu .menu-item.active > a i{color:var(--active-text-color)}
.sidebar-menu a .label{color:rgba(255,255,255,0.96)}

/* Premium refinement: one visual system for open, closed and hover states. */
.sidebar-main {
  width: var(--sidebar-width-open);
  padding: 14px 12px 12px;
  background:
    linear-gradient(165deg, rgba(1, 28, 32, 0.98), rgba(1, 69, 79, 0.98) 52%, rgba(8, 123, 126, 0.96)),
    radial-gradient(520px 300px at 0% 100%, rgba(77, 225, 213, 0.16), transparent 70%);
  border: 1px solid rgba(173, 250, 241, 0.12);
  box-shadow: 14px 0 42px rgba(1, 28, 32, 0.18), inset -1px 0 0 rgba(255,255,255,0.05);
}

.sidebar-main .sidebar-top {
  gap: 14px;
  margin-top: 0;
}

.sidebar-logo {
  height: 62px;
  padding: 5px 10px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-logo::after {
  content: '';
  position: absolute;
  left: 10px;
  bottom: -1px;
  width: 48px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, #67eee2, transparent);
}

.sidebar-nav-heading {
  padding: 0 10px 8px;
  color: rgba(207, 250, 247, 0.54);
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.sidebar-section {
  margin-top: 12px;
  padding: 0 4px 0 0;
  scrollbar-width: thin;
  scrollbar-color: rgba(155, 241, 232, 0.2) transparent;
}

.sidebar-menu {
  gap: 5px;
  padding: 0 0 12px;
  margin: 0;
}

.sidebar-menu a,
.sidebar-menu a.nav-link {
  position: relative;
  min-height: 44px;
  box-sizing: border-box;
  gap: 13px;
  padding: 10px 12px;
  border: 1px solid transparent;
  border-radius: 13px;
  color: rgba(239, 255, 253, 0.78);
  background: transparent;
  transition: background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.sidebar-menu a i,
.sidebar-menu a.nav-link i {
  min-width: 22px;
  color: rgba(190, 247, 241, 0.68);
  font-size: 1.05rem;
  transition: color .2s ease, transform .2s ease;
}

.sidebar-menu a .label {
  color: inherit;
  font-size: 0.84rem;
  font-weight: 650;
  letter-spacing: 0.01em;
}

.sidebar-menu a:hover,
.sidebar-menu a:focus-visible {
  color: #ffffff;
  background: rgba(173, 250, 241, 0.08);
  border-color: rgba(173, 250, 241, 0.12);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06);
  outline: none;
}

.sidebar-menu a:hover i,
.sidebar-menu a:focus-visible i {
  color: #9af5eb;
  transform: scale(1.08);
}

.sidebar-main .sidebar-menu a.active,
.sidebar-menu .menu-item.active > a {
  color: #ffffff;
  background: linear-gradient(100deg, rgba(79, 224, 211, 0.22), rgba(13, 149, 145, 0.12));
  border-color: rgba(145, 247, 237, 0.2);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.1), 0 10px 24px rgba(0, 20, 24, 0.12);
  transform: none;
}

.sidebar-main .sidebar-menu a.active::before,
.sidebar-menu .menu-item.active > a::before {
  content: '';
  position: absolute;
  left: -1px;
  top: 10px;
  bottom: 10px;
  width: 3px;
  border-radius: 0 4px 4px 0;
  background: #84f2e8;
  box-shadow: 0 0 14px rgba(132, 242, 232, 0.7);
}

.sidebar-main .sidebar-menu a.active i,
.sidebar-menu .menu-item.active > a i {
  color: #a7fff5;
}

.sidebar-bottom {
  gap: 10px;
  padding: 10px 6px 4px;
}

.sidebar-user-dropdown {
  padding: 9px;
  border: 1px solid rgba(173, 250, 241, 0.12);
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(255,255,255,0.09), rgba(255,255,255,0.035));
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08), 0 10px 24px rgba(0, 20, 24, 0.12);
}

.sidebar-row { gap: 10px; }
.sidebar-avatar {
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: 12px;
  color: #dffffb;
  background: linear-gradient(145deg, rgba(117, 240, 226, 0.26), rgba(255,255,255,0.08));
  border-color: rgba(173, 250, 241, 0.18);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.16), 0 8px 18px rgba(0,0,0,0.18);
}

.sidebar-user .user-name { font-size: 0.82rem; }
.sidebar-user .user-role { color: rgba(215, 255, 251, 0.62); font-size: 0.68rem; }

.sidebar-user-toggle {
  display: inline-flex;
  width: 30px;
  height: 30px;
  border-color: rgba(173, 250, 241, 0.14);
  background: rgba(255,255,255,0.06);
}

.sidebar-divider {
  margin: 0 2px;
  background: linear-gradient(90deg, transparent, rgba(173,250,241,0.18), transparent);
}

.sidebar-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2px 3px 0;
}

.btn-toggle,
.btn-hamburger {
  border: 1px solid transparent;
  transition: background .2s ease, border-color .2s ease, color .2s ease, transform .2s ease;
}

.btn-toggle:hover,
.btn-hamburger:hover {
  color: #a7fff5;
  background: rgba(173, 250, 241, 0.08);
  border-color: rgba(173, 250, 241, 0.12);
  transform: translateY(-1px);
}

body.sidebar-closed .sidebar-main {
  width: var(--sidebar-width-closed);
  padding: 14px 10px 12px;
}

body.sidebar-closed .sidebar-nav-heading,
body.sidebar-closed .sidebar-user-dropdown,
body.sidebar-closed .sidebar-divider,
body.sidebar-closed .btn-tooltip {
  display: none;
}

body.sidebar-closed .sidebar-main:hover .sidebar-nav-heading,
body.sidebar-closed .sidebar-main:hover .sidebar-user-dropdown,
body.sidebar-closed .sidebar-main:hover .sidebar-divider,
body.sidebar-closed .sidebar-main:hover .btn-tooltip {
  display: block;
}

body.sidebar-closed .sidebar-main:hover .sidebar-user-dropdown {
  display: flex;
}

body.sidebar-closed .sidebar-main:hover .sidebar-divider {
  display: block;
}

body.sidebar-closed .sidebar-main:hover .btn-tooltip {
  display: inline;
}

body.sidebar-closed .sidebar-menu a,
body.sidebar-closed .sidebar-menu a.nav-link {
  width: 44px;
  min-height: 44px;
  justify-content: center;
  padding: 10px;
  border-radius: 13px;
}

body.sidebar-closed .sidebar-menu a.active::before,
body.sidebar-closed .sidebar-menu .menu-item.active > a::before {
  left: 0;
  top: 12px;
  bottom: 12px;
}

body.sidebar-closed .sidebar-main:hover .sidebar-menu a,
body.sidebar-closed .sidebar-main:hover .sidebar-menu a.nav-link {
  width: 100%;
  justify-content: flex-start;
  padding: 10px 12px;
  border-radius: 13px;
}

/* User dock refinement */
.sidebar-bottom {
  position: relative;
  gap: 9px;
  margin: 12px 0 2px;
  padding: 10px;
  border: 1px solid rgba(173, 250, 241, 0.14);
  border-radius: 19px;
  background: linear-gradient(145deg, rgba(255,255,255,0.1), rgba(255,255,255,0.035));
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.1), 0 14px 30px rgba(0, 20, 24, 0.15);
  backdrop-filter: blur(16px) saturate(125%);
  -webkit-backdrop-filter: blur(16px) saturate(125%);
}

.sidebar-user-dropdown {
  gap: 8px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.sidebar-row {
  min-height: 48px;
  padding: 2px;
  border-radius: 14px;
  transition: background .2s ease;
}

.sidebar-row:hover {
  background: rgba(173, 250, 241, 0.06);
}

.sidebar-avatar {
  position: relative;
  flex: 0 0 38px;
}

.sidebar-avatar::after {
  content: '';
  position: absolute;
  right: -2px;
  bottom: -2px;
  width: 9px;
  height: 9px;
  border: 2px solid #01454f;
  border-radius: 50%;
  background: #70e8b0;
  box-shadow: 0 0 0 2px rgba(112, 232, 176, 0.14), 0 0 10px rgba(112, 232, 176, 0.65);
}

.sidebar-user {
  gap: 2px;
  padding: 0 2px;
}

.sidebar-user .user-name,
.sidebar-user .user-role {
  max-width: 145px;
}

.sidebar-user-toggle {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  color: rgba(222, 255, 251, 0.72);
  background: rgba(255,255,255,0.055);
  border-color: rgba(173, 250, 241, 0.16);
}

.sidebar-user-toggle:hover,
.sidebar-user-dropdown.open .sidebar-user-toggle {
  color: #a7fff5;
  background: rgba(173, 250, 241, 0.12);
  border-color: rgba(173, 250, 241, 0.3);
}

.sidebar-user-menu {
  top: auto;
  bottom: calc(100% + 13px);
  left: 0;
  right: 0;
  padding: 8px;
  border: 1px solid rgba(173, 250, 241, 0.2);
  border-radius: 15px;
  background: linear-gradient(145deg, rgba(3, 47, 53, 0.97), rgba(1, 29, 34, 0.98));
  box-shadow: 0 20px 44px rgba(0, 12, 16, 0.38), inset 0 1px 0 rgba(255,255,255,0.1);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
}

.sidebar-user-menu::before {
  top: auto;
  bottom: -8px;
  left: 25px;
  background: rgba(1, 29, 34, 0.98);
  border-color: rgba(173, 250, 241, 0.2);
  transform: rotate(225deg);
}

.sidebar-user-dropdown.open .sidebar-user-menu {
  display: flex;
  gap: 6px;
}

.sidebar-user-item {
  min-width: 0;
  height: 38px;
  border: 1px solid rgba(173, 250, 241, 0.1);
  border-radius: 11px;
  color: rgba(222, 255, 251, 0.78);
  background: rgba(255,255,255,0.055);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08);
}

.sidebar-user-item:hover,
.sidebar-user-item:focus-visible {
  color: #a7fff5;
  background: rgba(173, 250, 241, 0.13);
  border-color: rgba(173, 250, 241, 0.28);
  transform: translateY(-2px);
  outline: none;
}

.sidebar-user-item i {
  color: currentColor;
  font-size: 1rem;
}

.sidebar-user-item::after {
  bottom: calc(100% + 9px);
  background: rgba(0, 15, 18, 0.94);
  color: #e6fffb;
  border: 1px solid rgba(173, 250, 241, 0.16);
}

.sidebar-controls {
  display: flex;
  gap: 6px;
  margin-top: 1px;
  padding: 7px 2px 0;
  border-top: 1px solid rgba(173, 250, 241, 0.1);
}

.sidebar-controls .btn-toggle,
.sidebar-controls .btn-hamburger {
  min-height: 32px;
  border-radius: 10px;
  color: rgba(222, 255, 251, 0.65);
}

.sidebar-controls .btn-toggle {
  flex: 1;
  justify-content: center;
}

.sidebar-controls .btn-toggle.pinned {
  color: #a7fff5;
  background: rgba(173, 250, 241, 0.1);
  border-color: rgba(173, 250, 241, 0.16);
}

.sidebar-controls .btn-hamburger {
  justify-content: center;
}

body.sidebar-closed .sidebar-bottom {
  margin: 10px 0 2px;
  padding: 7px 5px;
  border-radius: 16px;
}

body.sidebar-closed .sidebar-user-dropdown {
  display: flex;
}

body.sidebar-closed .sidebar-row {
  justify-content: center;
}

body.sidebar-closed .sidebar-main:hover .sidebar-bottom {
  padding: 10px;
}

body.sidebar-closed .sidebar-avatar::after,
body.sidebar-closed .sidebar-user-toggle,
body.sidebar-closed .sidebar-user-menu,
body.sidebar-closed .sidebar-controls,
body.sidebar-closed .sidebar-controls .btn-tooltip {
  display: none;
}

body.sidebar-closed .sidebar-main:hover .sidebar-avatar::after,
body.sidebar-closed .sidebar-main:hover .sidebar-user-toggle,
body.sidebar-closed .sidebar-main:hover .sidebar-controls {
  display: flex;
}

body.sidebar-closed .sidebar-main:hover .sidebar-avatar::after,
body.sidebar-closed .sidebar-main:hover .sidebar-user-toggle,
body.sidebar-closed .sidebar-main:hover .sidebar-controls .btn-tooltip {
  display: inline-flex;
}

/* Mobile is a drawer, never a collapsed desktop sidebar. */
@media (max-width: 900px) {
  body.sidebar-closed .sidebar-main.open,
  body.sidebar-open .sidebar-main.open {
    width: min(86vw, 320px) !important;
    max-width: none !important;
    transform: translateX(0) !important;
  }

  body.sidebar-closed .sidebar-main.open .sidebar-menu a,
  body.sidebar-open .sidebar-main.open .sidebar-menu a {
    width: auto !important;
    height: auto !important;
    justify-content: flex-start !important;
    padding: 10px !important;
    border-radius: 13px !important;
  }

  body.sidebar-closed .sidebar-main.open .sidebar-menu .label,
  body.sidebar-open .sidebar-main.open .sidebar-menu .label,
  body.sidebar-closed .sidebar-main.open .sidebar-user,
  body.sidebar-open .sidebar-main.open .sidebar-user,
  body.sidebar-closed .sidebar-main.open .sidebar-nav-heading,
  body.sidebar-open .sidebar-main.open .sidebar-nav-heading {
    display: inline-block !important;
  }

  body.sidebar-closed .sidebar-main.open .sidebar-controls,
  body.sidebar-open .sidebar-main.open .sidebar-controls {
    display: none !important;
  }

  body > main,
  body.sidebar-open > main,
  body.sidebar-closed > main {
    padding-left: 0 !important;
  }

  body:not(.internal-chat-page) > main {
    padding-top: 72px !important;
  }
}