/* Student accounts: nav button + menu, sign-in dialog, onboarding (account.js). Uses styles.css tokens. */
[data-account].ua-signed-in{display:inline-flex;align-items:center;gap:8px;padding:5px 12px 5px 5px;background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:inset 0 -2px 0 #ececea}
.ua-avatar{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--navy);color:#fff;font-size:13px;font-weight:600;flex:none}
.ua-avatar.lg{width:40px;height:40px;font-size:16px}
.ua-name{max-width:110px;overflow:hidden;text-overflow:ellipsis}
.ua-dot{width:8px;height:8px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 2px #fff}

.ua-menu{position:absolute;z-index:1200;width:280px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:8px;box-shadow:0 24px 60px -20px rgba(20,20,20,.35);animation:uaPop .18s var(--ease)}
@keyframes uaPop{from{opacity:0;transform:translateY(-6px) scale(.98)}}
.ua-menu-head{display:flex;align-items:center;gap:10px;padding:8px 8px 12px;border-bottom:1px solid var(--line);margin-bottom:6px}
.ua-menu-head div{min-width:0}
.ua-menu-head b{display:block;font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ua-menu-head small{display:block;font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ua-menu [role=menuitem]{display:flex;width:100%;align-items:center;min-height:38px;padding:0 10px;border-radius:10px;font-size:14px;color:var(--ink);text-align:left;transition:background .15s}
.ua-menu [role=menuitem]:hover,.ua-menu [role=menuitem]:focus-visible{background:#f4f4f3;outline:0}
.ua-menu .ua-menu-cta{flex-direction:column;align-items:flex-start;gap:2px;padding:10px 12px;margin-bottom:4px;background:#fff4f4;position:relative;overflow:hidden}
.ua-menu .ua-menu-cta:hover{background:#ffe9ea}
.ua-menu-cta span{font-weight:600;color:var(--orange-d)}
.ua-menu-cta small{font-size:12px;color:var(--ink-2)}
.ua-menu-cta i{position:absolute;left:0;bottom:0;height:3px;width:var(--p);background:var(--orange)}
.ua-menu .ua-danger{color:var(--orange-d)}

/* dialog layer */
html.ua-open{overflow:hidden}
.ua-layer{position:fixed;inset:0;z-index:1300;display:grid;place-items:center;padding:16px}
.ua-scrim{position:absolute;inset:0;background:rgba(12,18,30,.45);backdrop-filter:blur(4px);opacity:0;transition:opacity .25s}
.ua-layer.in .ua-scrim{opacity:1}
.ua-auth,.ua-onb,.ua-done{position:relative;width:100%;background:#fff;border-radius:24px;box-shadow:0 40px 100px -30px rgba(0,0,0,.5);
  opacity:0;transform:translateY(14px) scale(.98);transition:opacity .3s var(--ease),transform .4s var(--ease)}
.ua-layer.in .ua-auth,.ua-layer.in .ua-onb,.ua-layer.in .ua-done{opacity:1;transform:none}
.ua-x{position:absolute;right:14px;top:14px;width:36px;height:36px;border-radius:50%;background:#f4f4f3;font-size:22px;line-height:1;color:var(--ink-2)}
.ua-x:hover{background:#ececea;color:var(--ink)}
.ua-auth{max-width:440px;padding:30px 28px 24px;display:flex;flex-direction:column;gap:14px;max-height:calc(100vh - 32px);overflow:auto}
.ua-auth-brand{display:flex;align-items:center;gap:4px;font-weight:600;font-size:17px;color:var(--orange)}
.ua-auth-brand img{width:30px;height:26px;object-fit:contain;transform:scaleX(-1)}
.ua-auth-brand em{font-family:var(--serif);font-weight:400;font-size:19px;color:var(--ink)}
.ua-auth h2,.ua-onb h2,.ua-done h2{font-size:26px;line-height:1.15;letter-spacing:-.03em;font-weight:600}
.ua-sub{font-size:14.5px;line-height:1.5;color:var(--ink-2);margin-top:-6px}
.ua-tabs{display:grid;grid-template-columns:1fr 1fr;padding:4px;background:#f2f2f0;border-radius:12px}
.ua-tabs button{height:36px;border-radius:9px;font-size:14px;font-weight:500;color:var(--ink-2)}
.ua-tabs button[aria-selected=true]{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.1)}
.ua-field{display:flex;flex-direction:column;gap:6px}
.ua-field>span{font-size:13px;font-weight:500;color:var(--ink-2)}
.ua-field em{font-style:normal;font-weight:400;color:var(--muted)}
.ua-field input{width:100%;height:46px;padding:0 14px;border:1px solid #dcdcd8;border-radius:12px;font:inherit;font-size:15.5px;background:#fff;transition:border-color .15s,box-shadow .15s}
.ua-field input:focus{outline:0;border-color:var(--ink);box-shadow:0 0 0 4px rgba(20,20,20,.07)}
.ua-pw{position:relative}
.ua-pw input{padding-right:70px}
.ua-eye{position:absolute;right:6px;top:7px;height:32px;padding:0 10px;border-radius:8px;font-size:13px;font-weight:500;color:var(--ink-2)}
.ua-eye:hover{background:#f4f4f3}
.ua-consent{display:flex;gap:10px;font-size:12.5px;line-height:1.45;color:var(--ink-2);cursor:pointer}
.ua-consent input{width:18px;height:18px;margin-top:1px;accent-color:var(--orange);flex:none}
.ua-err,.ua-step-err{font-size:13.5px;color:var(--orange-d);background:#fff0f0;border-radius:10px;padding:10px 12px}
.ua-primary{display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 22px;border-radius:12px;background:var(--orange);color:#fff;font-size:15.5px;font-weight:600;
  box-shadow:inset 0 -3px 0 var(--orange-d),0 6px 16px -6px rgba(237,28,36,.5);transition:filter .15s,transform .15s,opacity .15s}
.ua-primary:hover{filter:brightness(1.05)}
.ua-primary:active{transform:translateY(1px)}
.ua-primary:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}
.ua-secondary{display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 20px;border-radius:12px;border:1px solid var(--line);font-size:15px;font-weight:500;color:var(--ink);background:#fff}
.ua-secondary:hover{background:#f6f6f5}
.ua-fine{font-size:13px;color:var(--muted);text-align:center}
.ua-fine a,.ua-fine button{color:var(--ink);font-weight:500;text-decoration:underline;text-underline-offset:2px}

/* onboarding */
.ua-onb{max-width:620px;display:flex;flex-direction:column;max-height:calc(100vh - 32px)}
.ua-onb header{display:flex;align-items:center;gap:14px;padding:18px 22px 0}
.ua-progress{flex:1;height:6px;border-radius:999px;background:#efefed;overflow:hidden}
.ua-progress i{display:block;height:100%;border-radius:999px;background:var(--orange);transition:width .45s var(--ease)}
.ua-count{font-family:var(--mono);font-size:12px;color:var(--muted);white-space:nowrap}
.ua-later{font-size:13.5px;font-weight:500;color:var(--ink-2);padding:6px 10px;border-radius:8px}
.ua-later:hover{background:#f4f4f3;color:var(--ink)}
.ua-step{padding:26px 28px 8px;overflow:auto;display:flex;flex-direction:column;gap:12px}
.ua-step.in{animation:uaStep .35s var(--ease)}
@keyframes uaStep{from{opacity:0;transform:translateX(14px)}}
.ua-hello{font-size:13.5px;line-height:1.5;color:var(--ink-2);background:#f6f6f4;border-radius:12px;padding:10px 12px}
.ua-opts{display:flex;flex-direction:column;gap:8px;margin-top:6px}
.ua-opts.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr))}
.ua-opt{display:flex;align-items:center;gap:12px;min-height:58px;padding:10px 14px;border:1.5px solid #e2e2df;border-radius:14px;background:#fff;text-align:left;transition:border-color .15s,background .15s,box-shadow .15s,transform .15s}
.ua-opt:hover{border-color:#bdbdb8;transform:translateY(-1px)}
.ua-opt[aria-checked=true]{border-color:var(--orange);background:#fff7f7;box-shadow:0 0 0 3px rgba(237,28,36,.1)}
.ua-ico{width:34px;height:34px;border-radius:10px;background:#f4f4f3;display:grid;place-items:center;font-size:18px;flex:none}
.ua-opt-t{flex:1;min-width:0}
.ua-opt-t b{display:block;font-size:15px;font-weight:600}
.ua-opt-t small{display:block;font-size:12.5px;color:var(--muted);margin-top:1px}
.ua-tick{width:22px;height:22px;border-radius:50%;border:1.5px solid #d4d4d0;flex:none;display:grid;place-items:center;transition:background .15s,border-color .15s}
.ua-opt[role=checkbox] .ua-tick{border-radius:7px}
.ua-opt[aria-checked=true] .ua-tick{background:var(--orange);border-color:var(--orange)}
.ua-opt[aria-checked=true] .ua-tick::after{content:"";width:9px;height:5px;border:2px solid #fff;border-top:0;border-right:0;transform:translateY(-1px) rotate(-45deg)}
.ua-range{margin-top:10px;padding:22px 20px 16px;border:1.5px solid #e2e2df;border-radius:16px}
.ua-range output{display:block;font-size:40px;font-weight:600;letter-spacing:-.04em;text-align:center;margin-bottom:12px}
.ua-range input{width:100%;accent-color:var(--orange);height:28px}
.ua-range-ends{display:flex;justify-content:space-between;font-family:var(--mono);font-size:12px;color:var(--muted);margin-top:4px}
.ua-contact{display:flex;flex-direction:column;gap:12px;margin-top:6px}
.ua-onb footer{display:flex;align-items:center;gap:10px;padding:16px 22px 20px;border-top:1px solid #f0f0ee;margin-top:12px}
.ua-onb footer span{flex:1}
.ua-back,.ua-skip{height:44px;padding:0 16px;border-radius:12px;font-size:14.5px;font-weight:500;color:var(--ink-2)}
.ua-back:hover,.ua-skip:hover{background:#f4f4f3;color:var(--ink)}
.ua-onb .ua-primary{min-width:140px}

.ua-done{max-width:460px;padding:34px 28px 26px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:12px}
.ua-done-ico{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;background:#e8f6ee;color:#1f9d55;font-size:30px;font-weight:700}
.ua-done .ua-sub{margin-top:0}
.ua-done-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:8px}

.ua-toast{position:fixed;left:50%;bottom:24px;z-index:1400;transform:translate(-50%,16px);opacity:0;pointer-events:none;max-width:calc(100vw - 32px);
  background:#141414;color:#fff;font-size:14px;padding:12px 16px;border-radius:12px;box-shadow:0 12px 30px rgba(0,0,0,.25);transition:opacity .25s,transform .3s var(--ease)}
.ua-toast.show{opacity:1;transform:translate(-50%,0)}

@media (max-width:640px){
  .ua-layer.ua-onb-layer{padding:0;place-items:end stretch}
  .ua-onb{max-width:none;border-radius:22px 22px 0 0;max-height:94vh}
  .ua-step{padding:20px 18px 4px}
  .ua-onb h2,.ua-auth h2{font-size:22px}
  .ua-opts.grid{grid-template-columns:1fr 1fr}
  .ua-onb footer{padding:12px 16px 16px}
  .ua-onb .ua-primary{min-width:0;flex:1}
  .ua-skip{padding:0 10px}
  .ua-name{display:none}
}
@media (prefers-reduced-motion:reduce){.ua-step.in,.ua-menu{animation:none}.ua-auth,.ua-onb,.ua-done,.ua-scrim{transition:none}}
/* phones: the nav hides its dark button; keep the signed-in avatar (and the program page's Log in) visible */
@media (max-width:1023px){
  .nav-cta [data-account].ua-signed-in,.ps-page .nav-cta [data-account]{display:inline-flex}
}