/* School login: teachers page account bar, /teachers/login/, /admin/. Uses the tokens from site.css. */

/* logged-in / logged-out pieces; auth.js sets html.kl-in or html.kl-out after asking /api/me */
.kl-in-only{display:none!important}
html.kl-in .kl-in-only{display:block!important}
html.kl-in form.kl-inline.kl-in-only{display:inline!important}
html.kl-in .btn.kl-in-only{display:inline-flex!important}
html.kl-in .kl-out-only{display:none!important}
.kl-inline{display:inline}

.kl-acct{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);padding:12px 16px;margin:24px 0 0}
.kl-acct p{margin:0;font-weight:700;flex:1 1 260px}
.kl-acct svg,.kl-big svg{width:24px;height:24px;vertical-align:-6px;color:var(--leaf)}
.kl-acct .btn{min-height:46px;font-size:16px;padding:8px 18px}
.kl-acct + .wx-hint{margin:12px 0 0}

.kl-login{max-width:560px;padding-top:24px;padding-bottom:24px}
.kl-big{font:600 20px/1.4 var(--f-head)}
.kl-label{display:block;font:600 18px/1.3 var(--f-head);margin:0 0 8px}
.kl-input{display:block;width:100%;min-height:54px;padding:10px 14px;border:3px solid var(--ink);border-radius:16px;background:#fff;color:var(--ink);font:700 20px/1.2 var(--f-body);margin:0 0 14px}
#kl-code{font:700 22px/1.2 ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;letter-spacing:.06em;text-transform:uppercase}
#kl-code::placeholder{color:#B8B0A0;letter-spacing:.04em}
.kl-input:focus{outline:3px solid var(--sky-mid);outline-offset:2px}
.kl-msg{background:#FDE3D6;border:2px solid var(--boot);color:#7A2E07;border-radius:14px;padding:10px 14px;margin:0 0 14px;font-weight:800}
.kl-msg-info{background:var(--sky-2);border-color:var(--sky-mid);color:#0E4B7E}
.kl-help{color:var(--ink-3);margin:6px 0 0}
.kl-note h2{font-size:22px}

/* admin (Zac only, English) */
.kl-admin{padding-top:24px;padding-bottom:24px}
.adm-grid{display:grid;grid-template-columns:1fr;gap:4px 16px}
.adm-grid label{font-weight:800;font-size:15px}
.adm-grid .kl-input{font-size:17px;min-height:46px;margin-top:4px}
.adm-wide{grid-column:1/-1}
@media (min-width:700px){.adm-grid{grid-template-columns:1fr 1fr}}
.adm-btn{min-height:42px;padding:6px 14px;font-size:15px}
.adm-actions{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0 16px}
.adm-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.adm-table{width:100%;border-collapse:collapse;font-size:15px}
.adm-table th,.adm-table td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
.adm-table th{font:600 14px/1.2 var(--f-head);color:var(--ink-2)}
.adm-st{display:inline-block;font:800 12px/1 var(--f-body);padding:6px 10px;border-radius:999px;background:var(--leaf-2);color:var(--leaf)}
.adm-st-expired,.adm-st-disabled{background:#FDE3D6;color:#7A2E07}
.adm-st-notyet{background:var(--sun-2);color:var(--ink)}
.adm-code{margin-top:16px;background:var(--sun-2);border:3px dashed var(--sun-deep);border-radius:var(--r);padding:14px 16px}
.adm-codetext{font:700 clamp(22px,6vw,32px)/1.2 ui-monospace,Menlo,Consolas,monospace;letter-spacing:.06em;user-select:all;-webkit-user-select:all;margin:4px 0 8px}

/* Teacher Plan (Stripe): teachers page cards + /teachers/thanks/ */
.kl-plans{display:grid;gap:16px;margin:24px 0 0}
@media (min-width:768px){.kl-plans{grid-template-columns:1fr 1fr;align-items:stretch}}
.kl-plans .kl-acct{margin:0;flex-direction:column;align-items:flex-start;justify-content:center;padding:20px}
.kl-plans .kl-acct p{flex:none}
.kl-plans .kl-acct .btn{margin-left:3px}
html.kl-in .kl-plans .kl-acct form.kl-inline.kl-in-only{display:block!important}
.kl-school-line{display:flex;gap:8px;align-items:flex-start;font-weight:700!important;font-size:15px;color:var(--ink-2);margin:4px 0 0!important;padding-top:12px;border-top:2px dashed var(--line);width:100%}
.kl-school-line svg{width:22px;height:22px;flex:none;color:var(--sky-deep);margin-top:1px}
.kl-buy{position:relative;background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);padding:20px;border:3px solid var(--sun);scroll-margin-top:90px}
.kl-buy h2{font-size:clamp(26px,6vw,32px);margin:6px 0 2px}
.kl-buy-tag{display:inline-block;font:800 13px/1 var(--f-body);letter-spacing:.06em;text-transform:uppercase;background:var(--sun);color:var(--ink);padding:7px 12px;border-radius:999px}
.kl-buy-tag .zh{letter-spacing:.12em}
.kl-price{margin:0 0 12px;font:600 18px/1.2 var(--f-head);color:var(--ink-2)}
.kl-price b{font:700 44px/1 var(--f-head);color:var(--ink)}
.kl-buy .checks{margin-bottom:14px}
.kl-buy-form{margin:0 0 4px}
.kl-pay{color:var(--ink-3);margin:4px 0 0}

.kl-thanks .kl-big svg{width:26px;height:26px}
.kl-codebox{background:var(--sun-2);border:3px dashed var(--sun-deep);border-radius:var(--r);padding:16px 12px;margin:4px 0 14px;text-align:center}
.kl-codetext{display:block;font:700 clamp(22px,7vw,34px)/1.2 ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;letter-spacing:.05em;user-select:all;-webkit-user-select:all;overflow-wrap:anywhere}
.kl-mono{font-family:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;letter-spacing:.04em;white-space:nowrap}
.kl-save{margin:12px 0 16px}
.kl-thanks .checks{margin:0 0 16px}
.kl-spin{display:inline-block;width:22px;height:22px;border:4px solid var(--sky-2);border-top-color:var(--sky-deep);border-radius:50%;vertical-align:-4px;animation:kl-spin 1s linear infinite}
@keyframes kl-spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.kl-spin{animation:none}}

/* admin: plan badges + filter */
.adm-plan{display:inline-block;font:800 12px/1 var(--f-body);padding:6px 10px;border-radius:999px;background:var(--sky-2);color:#0E4B7E}
.adm-plan-teacher{background:var(--sun-2);color:var(--ink)}
.adm-filter{display:flex;align-items:center;gap:8px;font-weight:800;font-size:15px}
.adm-filter .kl-input{margin:0;min-height:42px;font-size:15px;padding:6px 10px;width:auto}
.kl-plans .kl-acct{justify-content:flex-start}
.kl-plans .kl-acct h2{font-size:clamp(26px,6vw,32px);margin:6px 0 2px}
.kl-tag-sky{background:var(--sky-2);color:#0E4B7E}
@media (min-width:768px){.kl-plans .kl-school-line{margin-top:auto!important}}