:root{font-family:system-ui,-apple-system,"Noto Sans SC",sans-serif;color:#102d4b;background:#edf5ff}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 15% 15%,#fdf3d2,transparent 30%),linear-gradient(135deg,#e4f0ff,#f9fcff)}button,input{font:inherit}button{cursor:pointer}a{color:#287bd5}.account-layout{min-height:100vh;display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,500px);gap:clamp(24px,5vw,80px);align-items:center;max-width:1320px;margin:auto;padding:clamp(24px,6vw,72px)}.account-intro{min-height:620px;display:flex;flex-direction:column;justify-content:space-between;padding:8px 0}.account-home{width:60px;height:60px;display:grid;place-items:center;background:#ffe57c;color:#123b67;text-decoration:none;border-radius:18px;font-size:30px;font-weight:800;box-shadow:0 12px 25px #234b7830}.account-eyebrow{font-size:12px;letter-spacing:.22em;font-weight:800;color:#2673c5}.account-intro h1{font-size:clamp(36px,4.4vw,64px);line-height:1.28;letter-spacing:-.04em;margin:20px 0 24px}.account-intro>div p{font-size:18px;line-height:1.9;color:#55718d;max-width:630px}.account-separation{font-size:14px;color:#617d9a}.account-separation a{margin-left:4px;font-weight:700}.account-card{background:#fff;border:1px solid #dbe8f6;border-radius:28px;box-shadow:0 28px 90px #1e579d1c;padding:clamp(24px,3vw,42px);min-height:580px}.account-card-head{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:#7190af}.account-back{text-decoration:none;color:#467aa9}.account-tabs{display:flex;border-radius:14px;background:#f1f6fc;padding:5px;margin:36px 0 32px}.account-tabs button{border:0;border-radius:10px;padding:13px 10px;flex:1;background:transparent;color:#6c8199;font-weight:700}.account-tabs button[aria-selected=true]{background:#fff;color:#145fba;box-shadow:0 4px 15px #17446d1a}.account-form h2,.account-signed-in h2{font-size:28px;margin:0 0 8px}.account-form>p,.account-signed-in p{color:#6d8299;line-height:1.7;margin:0 0 25px}.account-form label{display:block;color:#334e69;font-size:14px;font-weight:700;margin:0 0 18px}.account-form input:not([type=checkbox]){display:block;width:100%;height:50px;border:1px solid #cfdeed;background:#fafcff;border-radius:10px;padding:0 14px;margin-top:8px;outline:0}.account-form input:focus{border-color:#2a82dc;box-shadow:0 0 0 3px #2a82dc23}.account-code{display:grid;grid-template-columns:1fr auto;align-items:end;gap:10px}.account-code .account-secondary{height:50px;margin-bottom:18px}.account-primary,.account-secondary{border-radius:10px;padding:13px 20px;font-weight:700}.account-primary{background:#287bd5;border:1px solid #287bd5;color:#fff;width:100%;box-shadow:0 10px 20px #287bd52c}.account-primary:hover{background:#176ac4}.account-secondary{background:#fff;border:1px solid #cbddeb;color:#226fbf}.account-primary:disabled,.account-secondary:disabled{opacity:.55;cursor:not-allowed}.account-consent{display:flex!important;gap:9px;align-items:flex-start;font-size:12px!important;font-weight:400!important;color:#6d8299!important;line-height:1.6}.account-consent input{margin-top:4px}.account-help{font-size:12px!important;margin-top:14px!important}.account-signed-in{padding-top:90px}.account-signed-in .account-secondary{margin-top:12px}#accountStatus{min-height:22px;color:#b54446;font-size:13px;margin:18px 0 0}#accountStatus.success{color:#197257}[hidden]{display:none!important}@media(max-width:800px){.account-layout{display:block;padding:20px}.account-intro{min-height:0;gap:14px;margin-bottom:20px}.account-intro h1{font-size:30px;margin:8px 0}.account-intro>div p{font-size:14px;margin:0}.account-separation{margin:0}.account-card{min-height:0;border-radius:20px;padding:24px}.account-tabs{margin:24px 0}.account-signed-in{padding:35px 0}}@media(max-width:420px){.account-code{grid-template-columns:1fr}.account-code .account-secondary{margin-top:-14px}}
.account-signed-in .account-primary{display:block;text-align:center;text-decoration:none;margin:0 0 26px}
@media(max-width:500px){.account-tabs button{font-size:12px;padding:12px 3px}}
.account-password-group{margin:0 0 18px}.account-password-group>label{margin:0 0 8px}.account-password-field{position:relative}.account-form .account-password-field input{margin:0;padding-right:56px}.account-password-toggle{position:absolute;top:5px;right:5px;display:grid;place-items:center;width:40px;height:40px;padding:0;border:0;border-radius:8px;background:transparent;color:#6b8198}.account-password-toggle:hover{background:#eaf3fc;color:#206fbe}.account-password-toggle:focus-visible{outline:2px solid #287bd5;outline-offset:2px}.account-password-group small{display:block;margin-top:6px;color:#73869a;font-size:12px;line-height:1.45}.account-password-group small.is-error{color:#bd3d45}.account-password-group small.is-success{color:#197257}.account-password-field input[aria-invalid=true]{border-color:#bd3d45}

.account-center{border-top:1px solid #dbe8f6;margin:18px 0;padding-top:18px;text-align:left}.account-center header{display:flex;align-items:center;justify-content:space-between;gap:12px}.account-center h3{font-size:17px;margin:14px 0}.account-center h4{font-size:14px}.account-center ul,.account-center ol{padding-left:20px}.account-center li{margin:12px 0;font-size:13px;line-height:1.6}.account-center li span,.account-center li small{display:block;color:#6d8299}.account-center select{width:100%;min-height:44px;padding:8px;border:1px solid #cfdeed;border-radius:8px;margin-top:6px;background:#fff}.account-center-steps{display:grid;grid-template-columns:1fr 1fr;gap:10px;list-style:none!important;padding:0!important}.account-center-steps li{border:1px solid #dbe8f6;border-radius:10px;background:#f7fbff;padding:12px;margin:0}.account-is-signed-in .account-layout{width:min(100%,800px)}.account-is-signed-in .account-card,.account-is-signed-in .account-brand{max-width:740px}@media(max-width:500px){.account-center-steps{grid-template-columns:1fr}}
.student-binding-options{max-height:300px;overflow:auto;border:1px solid #cfdeed;border-radius:10px;padding:10px}.student-binding-options legend{font-size:13px;padding:0 6px}.account-form .student-binding-option{display:flex;gap:10px;align-items:center;margin:0;padding:10px;border-bottom:1px solid #e5edf5;cursor:pointer}.student-binding-option input{flex:none;width:20px;height:20px;margin:0}.student-binding-option small{display:block;font-weight:400;color:#6d8299;line-height:1.6}.student-binding-option strong{font-size:14px}
/* Compact sign-in surface: form first, brand second. */
body{background:radial-gradient(circle at 50% -15%,#fff5d9 0,transparent 35%),linear-gradient(160deg,#f5f9ff,#eaf3ff)}
.account-layout{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0;width:min(100%,480px);max-width:none;min-height:100svh;margin:0 auto;padding:24px 16px}
.account-brand{display:flex;align-items:center;gap:11px;width:100%;max-width:430px;margin:0 0 14px;padding:0 4px}
.account-home{width:42px;height:42px;flex:none;border-radius:12px;font-size:23px;box-shadow:0 5px 12px #234b7820}
.account-brand strong,.account-brand span{display:block}.account-brand strong{font-size:15px;line-height:1.4}.account-brand span{font-size:11px;color:#70869d;line-height:1.5}
.account-card{width:100%;max-width:430px;min-height:0;padding:22px 24px 20px;border-radius:20px;box-shadow:0 16px 48px #1e579d17}
.account-card-head{font-size:12px}.account-back{font-weight:600}
.account-tabs{margin:15px 0 18px;padding:4px;border-radius:11px}.account-tabs button{min-height:38px;padding:7px 10px;border-radius:8px;font-size:13px}
.account-form h2,.account-signed-in h2{margin:0 0 4px;font-size:22px;line-height:1.35}
.account-form>p,.account-signed-in p{margin:0 0 16px;font-size:12px;line-height:1.6}
.account-form label{margin-bottom:13px;font-size:12px}.account-form input:not([type=checkbox]){height:42px;margin-top:6px;border-radius:8px;padding:0 12px;font-size:13px}
.account-code{grid-template-columns:minmax(0,1fr) 112px;gap:8px}.account-code .account-secondary{height:42px;margin-bottom:13px;padding:0 7px;font-size:12px}
.account-password-group{margin-bottom:13px}.account-password-group>label{margin-bottom:6px}.account-form .account-password-field input{margin-top:0;padding-right:46px}.account-password-toggle{top:1px;right:1px;width:40px;height:40px}
.account-password-group small{margin-top:4px;font-size:11px}
.account-consent{margin:2px 0 14px!important;font-size:11px!important;line-height:1.5}
.account-primary{min-height:44px;padding:10px 16px;border-radius:8px;font-size:13px;box-shadow:0 7px 14px #287bd524}
.account-text-button{display:block;margin:4px auto 0;padding:8px;border:0;background:transparent;color:#287bd5;font-size:12px;cursor:pointer}.account-text-button:hover{text-decoration:underline}
.account-signed-in{padding-top:8px}.account-signed-in .account-primary{margin:14px 0}.account-signed-in .account-secondary{margin-top:2px}
#accountStatus{min-height:0;margin:10px 0 0;font-size:12px;line-height:1.5}#accountStatus:empty{display:none}
#accountStatus.notice{padding:9px 10px;border:1px solid #f0dfa8;border-radius:8px;background:#fffaf0;color:#816629}
#accountStatus.progress{color:#55718d}
.account-error-toast{position:fixed;z-index:1000;top:calc(var(--toast-top,0px) + max(16px,env(safe-area-inset-top,0px)));left:var(--toast-left,50%);width:var(--toast-width,min(384px,calc(100vw - 24px)));padding:14px 18px;border:1px solid #f0c9c6;border-radius:14px;background:#fff8f6;color:#982f32;box-shadow:0 10px 32px #50202026;font-size:14px;font-weight:600;line-height:1.6;text-align:center;overflow-wrap:anywhere;pointer-events:none;opacity:0;visibility:hidden;transform:translate(-50%,-8px);transition:opacity .35s ease,transform .35s ease,visibility 0s linear .35s}
.account-error-toast.is-visible{opacity:1;visibility:visible;transform:translate(-50%,0);transition-delay:0s}
@media(prefers-reduced-motion:reduce){.account-error-toast{transition:none;transform:translate(-50%,0)}}
.account-footnote{max-width:410px;margin:13px 0 0;color:#7a8fa4;font-size:11px;line-height:1.55;text-align:center}

/* Small pointer-following character, adapted from the MIT tracking-eye pattern. */
.account-mascot{--look-x:0px;--look-y:0px;position:relative;width:74px;height:65px;margin:9px auto 0;border:2px solid #236da7;border-radius:27px 27px 21px 21px;background:linear-gradient(145deg,#59a9e9,#2c7bc4);box-shadow:inset 0 3px 5px #ffffff55,0 6px 13px #236da729;pointer-events:none}
.account-mascot-tuft{position:absolute;top:-9px;left:30px;width:12px;height:14px;border:2px solid #236da7;border-bottom:0;border-radius:10px 10px 0 0;background:#ffe078;transform:rotate(17deg)}
.account-mascot-eye{position:absolute;top:17px;left:13px;width:19px;height:21px;overflow:hidden;border-radius:50%;background:#fff}.account-mascot-eye:nth-of-type(3){left:auto;right:13px}
.account-mascot-eye i{position:absolute;top:50%;left:50%;width:8px;height:9px;border-radius:50%;background:#173c63;transform:translate(calc(-50% + var(--look-x)),calc(-50% + var(--look-y)));transition:transform .13s ease-out}
.account-mascot-eye::after{position:absolute;inset:0;content:"";background:#438fd2;transform:translateY(-110%);transition:transform .2s ease-out}.account-mascot.is-secret .account-mascot-eye::after{transform:translateY(0)}
.account-mascot-cheek{position:absolute;top:40px;width:10px;height:6px;border-radius:50%;background:#f9b1a9aa}.account-mascot-cheek-left{left:10px}.account-mascot-cheek-right{right:10px}
.account-mascot-smile{position:absolute;top:37px;left:29px;width:15px;height:11px;border-bottom:2px solid #163f68;border-radius:0 0 50% 50%}

@media(max-width:480px){.account-layout{justify-content:flex-start;padding:16px 13px 24px}.account-brand{margin-bottom:11px}.account-card{padding:18px 17px 16px;border-radius:17px}.account-tabs{margin:12px 0 15px}.account-mascot{width:66px;height:59px;margin-top:8px}.account-mascot-eye{top:15px;left:11px}.account-mascot-eye:nth-of-type(3){right:11px}.account-mascot-smile{left:25px;top:35px}.account-mascot-tuft{left:27px}.account-code{grid-template-columns:minmax(0,1fr) 104px}.account-code .account-secondary{margin-top:0}}
@media(prefers-reduced-motion:reduce){.account-mascot-eye i,.account-mascot-eye::after{transition:none}}
.account-avatar{display:block;width:54px;height:54px;margin-bottom:12px;border-radius:50%;object-fit:cover;border:2px solid #dceafa}.account-avatar[hidden]{display:none}.account-bind{display:block;text-align:center;text-decoration:none;margin:10px 0}.account-wechat{margin:12px 0 4px;text-align:center}.account-wechat>span{display:block;color:#8ca1b6;font-size:12px;margin-bottom:10px}.account-wechat>a{display:block;text-decoration:none}.account-wechat small{display:block;color:#71879c;font-size:11px;line-height:1.5;margin-top:8px}
.account-phone-bind{margin:14px 0;padding:15px;border:1px solid #dbe8f6;border-radius:12px;background:#f8fbff}.account-phone-bind h3{margin:0 0 6px;font-size:16px}.account-phone-bind>p{margin:0 0 12px;color:#657c93;font-size:12px;line-height:1.6}
.account-wechat>a[aria-disabled="true"]{color:#6c8199;background:#f1f5f9;border-color:#d9e3ed;cursor:help}
.account-wechat>a[aria-disabled="false"]{color:#16884e;border-color:#a8d9bc;background:#f5fff8}
.account-official-login{margin:12px 0;padding:14px;border:1px solid #cde7d5;border-radius:10px;background:#f7fff9;text-align:center}.account-official-login img{display:block;width:174px;height:174px;max-width:100%;object-fit:contain;margin:0 auto 10px;background:#fff}.account-official-login p{margin:0 0 12px;color:#4c6a5b;font-size:12px;line-height:1.6}.account-official-login .account-code{text-align:left}

/* The scan surface is a separate login method, not a second password form. */
.account-scan-open{overflow:hidden}
.account-scan-backdrop{position:fixed;inset:0;z-index:80;background:#102642b8;backdrop-filter:blur(4px)}
.account-official-login{position:fixed;top:50%;left:50%;z-index:81;width:min(400px,calc(100vw - 28px));max-height:calc(100svh - 28px);overflow:auto;margin:0;padding:28px 26px 22px;transform:translate(-50%,-50%);border:1px solid #42617a;border-radius:20px;background:#20384f;box-shadow:0 30px 85px #091b2b77;color:#f4f8ff;text-align:left}
.account-official-login h2{margin:0 0 5px;font-size:27px;line-height:1.3}
.account-official-login .account-scan-subtitle{margin:0 0 18px;color:#b9d2e7;font-size:13px}
.account-scan-close{position:absolute;top:12px;right:13px;display:grid;place-items:center;width:38px;height:38px;border:0;border-radius:9px;background:transparent;color:#d4e7f7;font-size:30px;line-height:1}
.account-scan-close:hover,.account-scan-close:focus-visible{background:#355774;outline:0}
.account-scan-qr{display:grid;place-items:center;width:210px;height:210px;margin:0 auto 17px;padding:10px;border-radius:13px;background:#fff}
.account-official-login .account-scan-qr img{display:block;width:190px;height:190px;max-width:none;margin:0;object-fit:contain;background:#fff}
.account-official-login .account-scan-qr img[hidden]{display:none}
.account-scan-placeholder{display:grid;place-items:center;width:100%;height:100%;padding:14px;color:#546e84;font-size:13px;line-height:1.55;text-align:center}
.account-official-login #officialLoginInstructions{margin:0 0 20px;color:#c5d8e9;font-size:12px;line-height:1.6;text-align:center}
.account-scan-code label{display:block;margin-bottom:7px;color:#d9e7f4;font-size:12px;font-weight:700}
.account-scan-code input{display:block;width:100%;height:46px;margin-bottom:15px;padding:0 13px;border:1px solid #67829c;border-radius:9px;background:#2c4963;color:#fff;outline:0}
.account-scan-code input::placeholder{color:#a8bdcd}.account-scan-code input:focus{border-color:#75b7f8;box-shadow:0 0 0 3px #75b7f833}
.account-scan-code .account-primary{border-radius:24px}
.account-official-login>small{display:block;margin-top:13px;color:#b9cbd9;font-size:11px;line-height:1.5;text-align:center}
#wechatLoginButton{display:flex;align-items:center;justify-content:center;gap:9px}
.account-wechat-icon{display:block;width:26px;height:26px;flex:none}
@media(max-width:420px){.account-official-login{padding:23px 19px 19px}.account-scan-qr{width:188px;height:188px}.account-official-login .account-scan-qr img{width:168px;height:168px}}
.account-management{margin:18px 0;padding:16px;border:1px solid #dbe8f6;border-radius:12px;background:#f8fbff}.account-management h3{margin:0 0 10px;font-size:17px}.account-management p{margin:5px 0 10px;color:#4f6982;font-size:13px}.account-management code{font-size:12px;overflow-wrap:anywhere}.account-management .account-secondary{width:100%;margin-top:8px}.account-official-login #officialDialogStatus{margin:10px 0 0;color:#ffcf9c;font-size:12px;line-height:1.5}

#studentBindingNames{box-sizing:border-box;width:100%;min-height:116px;padding:12px 14px;border:1px solid #cbdcec;border-radius:10px;background:#fff;color:#173653;font:inherit;line-height:1.7;resize:vertical}#studentBindingNames:focus{outline:3px solid #d9edff;border-color:#398bd3}
.account-signed-in .account-logout-status{margin:10px 0 0;font-size:13px;color:#b54446;line-height:1.7}.account-logout-status:empty{display:none}
.account-visits{margin:20px 0;padding-top:18px;border-top:1px solid #dbe8f6;text-align:left;overflow-wrap:anywhere;font-size:14px;line-height:1.7}
.account-visits header{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px}.account-visits h3{margin:0;font-size:18px}.account-visits h4{margin:0 0 8px;font-size:16px}
.account-signed-in .account-visits p{margin:10px 0;font-size:14px;line-height:1.7;white-space:pre-wrap}.account-visits .account-secondary{min-width:44px;min-height:44px;padding:10px 14px;margin:0;font-size:14px}
.account-visit-card{margin:14px 0;padding:16px;border:1px solid #d5e4f4;border-radius:12px;background:#f8fbff}.account-visit-status{display:inline-block;color:#2368a8}.account-visit-local{margin:16px 0;padding:14px;border:1px solid #bfd9ee;border-radius:12px}
.account-visit-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.account-visit-actions p{flex-basis:100%}.account-visit-note{color:#a64438}.account-visit-note:empty{display:none}.account-visits button:disabled{opacity:.6;cursor:wait}
.account-visit-notifications { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid #e1e7ee; font-size: 14px; }
.account-visit-confirm { display: flex; flex-wrap: wrap; gap: 8px; width: 100%; }
.account-visit-confirm label { display: flex; align-items: flex-start; gap: 8px; width: 100%; font-size: 14px; line-height: 1.6; }
.account-visit-confirm input[type="checkbox"] { flex: 0 0 44px; width: 44px; height: 44px; min-height: 44px; margin: 0; accent-color: #246c53; }