/**
 * Account page (full-screen)
 * 
 * Extracted from index.html (inline <style> that began at line 6293).
 * Stylesheet order matters (cascade); index.html links the files in numeric order.
 * See assets/README.md.
 */
/* ═════════ Account page (full-screen) ═════════ */
#sidebarUserMenu{background:linear-gradient(165deg,#e6f0fb 0%,#f4f8fd 52%,#ffffff 100%);font-family:'DM Sans',sans-serif;color:#1a2a3a;animation:aumIn .26s cubic-bezier(.22,.8,.3,1) both;}
@keyframes aumIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
#sidebarUserMenu .aum-shell{display:flex;flex-direction:column;height:100%;padding-top:var(--safe-top,env(safe-area-inset-top,0px));}
#sidebarUserMenu .aum-topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 18px;background:rgba(255,255,255,.88);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid rgba(26,115,232,.14);flex-shrink:0;}
#sidebarUserMenu .aum-title{font-family:'Fraunces',serif;font-size:1.3rem;font-weight:600;color:#12294a;letter-spacing:-.01em;}
#sidebarUserMenu .aum-close{display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 18px 0 13px;border-radius:21px;border:1.5px solid #c4d5ea;background:#fff;color:#12294a;font-family:'DM Sans',sans-serif;font-size:.88rem;font-weight:700;cursor:pointer;-webkit-tap-highlight-color:transparent;transition:background .2s,border-color .2s,color .2s,transform .2s;}
#sidebarUserMenu .aum-close:hover{background:#fdecee;border-color:#f0aab3;color:#b42318;}
#sidebarUserMenu .aum-close:active{transform:scale(.96);}
#sidebarUserMenu .aum-scroll{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:20px 16px calc(32px + env(safe-area-inset-bottom,0px));}
#sidebarUserMenu .aum-wrap{max-width:640px;margin:0 auto;}
#sidebarUserMenu .aum-hero{display:flex;align-items:center;gap:16px;padding:20px;border-radius:22px;background:linear-gradient(135deg,#0e2c56 0%,#1b4f92 100%);box-shadow:0 12px 32px rgba(14,44,86,.28);margin-bottom:6px;}
#sidebarUserMenu .aum-avatar{width:68px;height:68px;border-radius:50%;flex-shrink:0;overflow:hidden;display:grid;place-items:center;background:#4a7bb0;border:3px solid rgba(255,255,255,.88);color:#fff;font-size:1.7rem;font-weight:700;}
#sidebarUserMenu .aum-who{min-width:0;}
#sidebarUserMenu .aum-name{font-family:'Fraunces',serif;font-size:1.25rem;font-weight:600;color:#fff;line-height:1.25;word-break:break-word;}
#sidebarUserMenu .aum-email{font-size:.85rem;color:rgba(255,255,255,.82);margin-top:3px;word-break:break-all;}
#sidebarUserMenu .aum-email:empty{display:none;}
#sidebarUserMenu .aum-group{font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:#4d6a8a;margin:22px 6px 8px;}
#sidebarUserMenu .aum-card{background:#fff;border:1px solid rgba(26,115,232,.13);border-radius:18px;overflow:hidden;box-shadow:0 4px 18px rgba(26,60,110,.07);}
#sidebarUserMenu .aum-item{display:flex;align-items:center;gap:14px;width:100%;min-height:66px;padding:12px 16px;margin:0;border:0;border-bottom:1px solid #edf2f8;border-radius:0;background:#fff;color:#1a2a3a;text-align:left;font-family:'DM Sans',sans-serif;cursor:pointer;-webkit-tap-highlight-color:transparent;transition:background .15s;}
#sidebarUserMenu .aum-item:last-child{border-bottom:0;}
#sidebarUserMenu .aum-item:hover{background:#f1f7fe;}
#sidebarUserMenu .aum-item:active{background:#e3eefb;}
#sidebarUserMenu .aum-ico{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;flex-shrink:0;}
#sidebarUserMenu .aum-tx{display:flex;flex-direction:column;gap:2px;min-width:0;}
#sidebarUserMenu .aum-t{font-size:.98rem;font-weight:600;color:#1a2a3a;}
#sidebarUserMenu .aum-s{font-size:.78rem;color:#587591;}
#sidebarUserMenu .aum-chev{margin-left:auto;color:#9fb3ca;flex-shrink:0;}
#sidebarUserMenu .aum-danger .aum-t{color:#c81e1e;}
#sidebarUserMenu .aum-danger:hover{background:#fef1f1;}
@media (min-width:700px){#sidebarUserMenu .aum-scroll{padding-top:32px;}#sidebarUserMenu .aum-topbar{padding:14px 32px;}}

/* ═════════ Board buttons (NCERT / CBSE / JKBOSE) — solid colour, white text ═════════ */
#sidebar button.sidebar-item.sb-board-btn{
  -webkit-appearance:none;appearance:none;width:100%;margin:0 0 9px;padding:11px 14px;min-height:54px;
  text-align:left;font-family:'DM Sans',sans-serif;font-size:.98rem;font-weight:700;letter-spacing:.03em;
  color:#fff;border:1px solid rgba(255,255,255,.30);border-radius:16px;
  background:var(--bb-grad);text-shadow:0 1px 2px rgba(0,0,0,.30);
  box-shadow:0 5px 16px rgba(20,50,100,.22),inset 0 1px 0 rgba(255,255,255,.25);
  transition:transform .2s cubic-bezier(.34,1.56,.64,1),box-shadow .2s,filter .2s;
}
#sidebar button.sidebar-item.sb-board-btn:last-child{margin-bottom:0;}
#sidebar button.sidebar-item.sb-board-btn:hover{background:var(--bb-grad);border-color:rgba(255,255,255,.55);filter:brightness(1.10);transform:translateY(-2px);box-shadow:0 9px 22px rgba(20,50,100,.36),inset 0 1px 0 rgba(255,255,255,.30);}
#sidebar button.sidebar-item.sb-board-btn:active{background:var(--bb-grad);transform:scale(.98);filter:brightness(.96);}
#sidebar button.sidebar-item.sb-board-btn:focus-visible{outline:3px solid #fff;outline-offset:2px;}
#sidebar .sb-board-btn .sb-board-ico{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;flex-shrink:0;background:rgba(255,255,255,.22);box-shadow:inset 0 0 0 1px rgba(255,255,255,.28);}
#sidebar .sb-board-btn .sb-board-ico svg{width:19px;height:19px;opacity:1;stroke:#fff;}
#sidebar .sb-board-btn .sb-board-txt{flex:1;color:#fff;}
#sidebar .sb-board-btn .sb-board-chev{width:18px;height:18px;opacity:.9;stroke:#fff;flex-shrink:0;}
#sidebar .sb-board-ncert{--bb-grad:linear-gradient(135deg,#0a8560 0%,#064f3a 100%);}
#sidebar .sb-board-cbse{--bb-grad:linear-gradient(135deg,#6b46e0 0%,#4a2bb5 100%);}
#sidebar .sb-board-jkbose{--bb-grad:linear-gradient(135deg,#c9490c 0%,#9a3306 100%);}