/* Independent, scoped MiniZone authentication surface. */
.mz-auth {
  --a-bg: #f3f5f9; --a-ink: #192331; --a-secondary: #596579;
  --a-accent: #2368f5; --a-accent-dark: #1854cd; --a-white: #fff;
  --a-line: #dce2ed; --a-error: #bc3348; --a-soft: #eaf0fb;
  --a-ease: cubic-bezier(.16,1,.3,1); --a-radius: 16px;
  /* 认证页并入主站字体规范：MiSans 优先，回退苹方/鸿蒙/系统（与主站 --font-ui 同源，
     仅去掉主站正文栈中的 Android 补充项；未安装 MiSans 的设备字形与旧版一致）。 */
  --a-font: "MiSans", "PingFang SC", "HarmonyOS Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  box-sizing: border-box; position: relative; isolation: isolate;
  position: fixed; inset: 0; height: 100dvh; background: var(--a-bg); color: var(--a-ink);
  font: 14px/1.5 var(--a-font); overflow: hidden; overscroll-behavior: none;
}
.mz-auth *, .mz-auth *::before, .mz-auth *::after { box-sizing: border-box; }
.mz-auth [hidden] { display: none !important; }
.mz-auth button, .mz-auth input { font: inherit; }
.mz-auth button { cursor: pointer; -webkit-tap-highlight-color: transparent; }
.mz-auth button:disabled { cursor: wait; }
.mz-auth button:focus-visible, .mz-auth input:focus-visible { outline: 3px solid var(--a-accent); outline-offset: 4px; }
.mz-auth ::selection { background: #d9e6ff; color: var(--a-ink); }
.mz-auth input { caret-color: var(--a-accent); }
.mz-auth ::-webkit-scrollbar { width: 5px; }
.mz-auth ::-webkit-scrollbar-thumb { background: var(--a-line); border-radius: 8px; }
.mz-auth .a-light {
  position: absolute; z-index: -1; inset: 0 0 auto; height: 420px; pointer-events: none;
  background: radial-gradient(ellipse at 12% 0%, #dfe9ff 0%, transparent 63%), radial-gradient(ellipse at 100% 8%, #e8edff 0%, transparent 54%);
}
.mz-auth .a-shell { max-width: 400px; height: 100%; margin: 0 auto; display: flex; flex-direction: column; padding: max(28px,env(safe-area-inset-top)) 28px max(26px,calc(env(safe-area-inset-bottom) + 6px)); }
.mz-auth .a-top,.mz-auth .a-intro { flex-shrink: 0; }
.mz-auth .a-top { display: flex; align-items: center; justify-content: space-between; }
.mz-auth .a-wordmark { display: flex; align-items: center; gap: 9px; font-size: 18px; font-weight: 700; letter-spacing: -.02em; }
.mz-auth .a-wordmark img { display: block; width: 44px; height: 32px; object-fit: contain; border-radius: 0; }
.mz-auth .a-wordmark .a-wordmark-text { width: 110px; height: 24px; }
.mz-auth .a-intro { margin: 28px 0 27px; }
.mz-auth .a-title { margin: 0; height: 1.25em; display: flex; align-items: flex-end; font-size: 34px; font-weight: 700; line-height: 1.25; letter-spacing: -.02em; white-space: nowrap; }
.mz-auth .a-title-text { display: block; width: 100%; }
.mz-auth .a-subtitle { margin: 9px 0 0; font-size: 14px; color: var(--a-secondary); }
.mz-auth .a-segment { position: relative; display: flex; padding: 5px; background: #e4e9f2b3; border-radius: 18px; margin-bottom: 27px; }
.mz-auth .a-selection { position: absolute; top: 5px; left: 5px; width: calc(50% - 5px); height: calc(100% - 10px); background: var(--a-white); border-radius: 14px; box-shadow: 0 3px 9px #2235530c; transition: transform 420ms var(--a-ease); pointer-events: none; }
.mz-auth .a-segment[data-selected="register"] .a-selection { transform: translateX(100%); }
.mz-auth .a-tab { flex: 1; position: relative; min-height: 43px; border: 0; background: transparent; color: var(--a-secondary); font-weight: 600; transition: color 180ms; }
.mz-auth .a-tab[aria-selected="true"] { color: var(--a-ink); }
.mz-auth .a-stage { position: relative; }
.mz-auth .a-panel { margin: 0; }
.mz-auth .a-field { display: block; margin-bottom: 20px; }
.mz-auth .a-label { display: block; font-size: 14px; font-weight: 600; margin: 0 0 8px 2px; }
.mz-auth .a-input-wrap { display: flex; align-items: center; background: var(--a-white); border-radius: var(--a-radius); box-shadow: 0 3px 12px #20314d03; transition: box-shadow 180ms, background 180ms; }
.mz-auth .a-input-wrap:focus-within { box-shadow: 0 0 0 2px #2368f557,0 5px 14px #2368f508; }
.mz-auth .a-input-wrap[data-invalid="true"] { box-shadow: 0 0 0 1px var(--a-error); }
.mz-auth .a-input { appearance: none; border: 0; outline: none !important; background: transparent; color: var(--a-ink); width: 100%; min-width: 0; height: 48px; padding: 0 15px; font-size: 15px; }
.mz-auth .a-input::placeholder { color: #69758a; opacity: 1; font-size: 14px; }
.mz-auth .a-eye { border: 0; flex: 0 0 44px; height: 44px; background: transparent; display: grid; place-items: center; color: var(--a-secondary); border-radius: 12px; }
.mz-auth .a-eye[aria-pressed="true"] { color: var(--a-accent); }
.mz-auth svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.mz-auth .a-error { display: block; color: var(--a-error); font-size: 12px; padding: 6px 2px 0; }
.mz-auth .a-error:empty { display: none; }
.mz-auth .a-form-error { color: var(--a-error); margin: 0 0 12px; font-size: 13px; }
.mz-auth .a-form-error:empty { display: none; }
.mz-auth .a-primary { width: 100%; min-height: 50px; margin-top: 6px; border: 0; border-radius: 15px; color: var(--a-white); background: var(--a-accent); box-shadow: 0 8px 18px #2368f525; display: flex; align-items: center; justify-content: center; gap: 12px; font-weight: 600; font-size: 15px; transition: transform 160ms, background 160ms, box-shadow 160ms; }
.mz-auth .a-primary:hover { background: var(--a-accent-dark); }
.mz-auth .a-primary:active { transform: scale(.98); box-shadow: 0 3px 9px #2368f51c; }
.mz-auth .a-primary:disabled { opacity: .75; }
.mz-auth form.a-panel > .a-primary { margin-top: 18px; }
.mz-auth .a-primary svg { width: 18px; height: 18px; }
.mz-auth .a-primary[aria-busy="true"] svg { animation: a-spin 900ms linear infinite; }
.mz-auth .a-link { color: var(--a-secondary); border: 0; background: transparent; min-height: 44px; padding: 9px 4px; font-size: 13px; border-radius: 8px; }
.mz-auth .a-link:hover { color: var(--a-ink); }
.mz-auth .a-under { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; }
.mz-auth .a-login-under { justify-content: flex-end; }
.mz-auth .a-under p { color: var(--a-secondary); font-size: 12px; margin: 0; }
.mz-auth .a-step-actions { display: flex; gap: 12px; margin-top: 20px; }
.mz-auth .a-step-actions > button { flex: 1; margin: 0; }
.mz-auth .a-secondary { min-height: 50px; border: 0; border-radius: 15px; color: var(--a-ink); background: var(--a-white); font-weight: 600; font-size: 15px; transition: background 160ms, transform 160ms; }
.mz-auth .a-secondary:hover { background: #eaf0f9; }
.mz-auth .a-secondary:active { transform: scale(.98); }
.mz-auth .a-back-login { display: flex; align-items: center; justify-content: center; width: 100%; margin-top: 12px; }
.mz-auth .a-back-login:disabled { opacity: .75; }
.mz-auth .a-email-note { color: var(--a-secondary); margin: 4px 2px 28px; font-size: 13px; }
.mz-auth .a-verification { margin-top: 0; }
.mz-auth .a-verification-note { margin: 8px 2px 16px; font-size: 12px; }
.mz-auth .a-code-field { margin-bottom: 8px; }
.mz-auth .a-code-row { display: flex; gap: 10px; }
.mz-auth .a-code-row .a-input-wrap { flex: 1; min-width: 0; }
.mz-auth .a-code-input { font-variant-numeric: tabular-nums; letter-spacing: .14em; }
.mz-auth .a-code-input::placeholder { letter-spacing: 0; font-size: 13px; }
.mz-auth .a-send-code { flex: 0 0 110px; min-height: 48px; padding: 0 8px; border: 0; border-radius: 14px; background: var(--a-soft); color: var(--a-accent-dark); font-size: 12px; font-weight: 600; transition: background 160ms; }
.mz-auth .a-send-code:hover { background: #dfe9fc; }
.mz-auth .a-send-code:disabled { color: var(--a-secondary); background: #e9edf4; cursor: default; }
.mz-auth .a-code-feedback { min-height: 18px; display: flex; align-items: center; gap: 8px; padding: 0 2px; margin: 0 0 14px; font-size: 12px; color: var(--a-secondary); }
.mz-auth .a-feedback-icon { display: none; }
.mz-auth .a-feedback-icon svg { display: block; width: 16px; height: 16px; }
.mz-auth .a-code-feedback[data-state="sent"],.mz-auth .a-code-feedback[data-state="verified"],.mz-auth .a-code-feedback[data-state="valid"] { color: var(--a-secondary); }
.mz-auth .a-feedback-icon { color: var(--a-accent); }
.mz-auth .a-code-feedback[data-state="sent"] .a-feedback-icon,.mz-auth .a-code-feedback[data-state="verified"] .a-feedback-icon,.mz-auth .a-code-feedback[data-state="valid"] .a-feedback-icon { display: block; }
.mz-auth .a-code-feedback[data-state="error"] { color: var(--a-error); }
.mz-auth .a-email-actions { position: relative; height: 50px; margin-top: 20px; }
.mz-auth .a-skip { width: 100%; transition: width 380ms var(--a-ease), background 160ms, transform 160ms; }
.mz-auth .a-register-final { position: absolute; right: 0; top: 0; width: calc(50% - 6px); margin: 0; opacity: 0; visibility: hidden; pointer-events: none; transform: translateX(22px) scale(.94); transition: transform 440ms cubic-bezier(.18,1.25,.36,1), opacity 220ms, visibility 220ms; }
.mz-auth .a-has-email .a-skip { width: calc(50% - 6px); }
.mz-auth .a-has-email .a-register-final { opacity: 1; visibility: visible; pointer-events: auto; transform: translateX(0) scale(1); }
.mz-auth .a-choose { border: 0; width: 100%; height: 48px; padding: 0 15px; background: var(--a-white); border-radius: var(--a-radius); display: flex; align-items: center; justify-content: space-between; color: var(--a-secondary); font-size: 14px; }
.mz-auth .a-choose.a-chosen { color: var(--a-ink); font-size: 15px; }
.mz-auth .a-footer { margin: auto 0 0; padding-top: 20px; flex-shrink: 0; color: var(--a-secondary); text-align: center; font-size: 11px; line-height: 1.8; }
.mz-auth .a-footer span { display: block; color: var(--a-secondary); font: inherit; text-decoration: none; }
.mz-auth .a-success { padding: 18px 0 6px; text-align: center; }
.mz-auth .a-success-mark { display: grid; place-items: center; width: 66px; height: 66px; border-radius: 50%; background: var(--a-soft); color: var(--a-accent); margin: 0 auto 24px; }
.mz-auth .a-success-mark svg { width: 64.8px; height: 64.8px; }
.mz-auth .a-orbit-trail { stroke-width: 2; stroke-dasharray: 56.55; stroke-dashoffset: 56.55; opacity: 1; animation: a-orbit-trail 1200ms cubic-bezier(.4,0,.25,1) both; }
.mz-auth .a-orbit-dot { transform-origin: 12px 12px; animation: a-orbit-dot 1200ms cubic-bezier(.4,0,.25,1) both; }
.mz-auth .a-orbit-dot circle { fill: currentColor; stroke: none; }
.mz-auth .a-completion-check { stroke-width: 2; stroke-dasharray: 25; stroke-dashoffset: 25; animation: a-completion-check 1200ms cubic-bezier(.4,0,.2,1) 1160ms both; }
.mz-auth .a-success h2 { font-size: 24px; letter-spacing: -.02em; margin: 0 0 10px; }
.mz-auth .a-success p { color: var(--a-secondary); margin: 0 0 30px; }
.mz-auth .a-success .a-success-error { color: var(--a-error); margin: 0 0 12px; font-size: 13px; }
.mz-auth .a-sheet { color: var(--a-ink); background: var(--a-white); border: 0; border-radius: 24px 24px 0 0; width: min(100%,440px); max-width: none; max-height: 80svh; position: fixed; margin: auto auto 0; padding: 22px 24px max(24px,env(safe-area-inset-bottom)); box-shadow: 0 -12px 60px #1d2e4820; }
.mz-auth .a-sheet::backdrop { background: #1b2b4440; backdrop-filter: blur(5px); }
.mz-auth .a-sheet[open] { animation: a-sheet-in 360ms var(--a-ease); }
.mz-auth .a-sheet-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.mz-auth .a-sheet h2 { font-size: 21px; margin: 0; }
.mz-auth .a-picker { display: grid; grid-template-columns: minmax(88px,.8fr) minmax(0,1.6fr); height: min(330px,50svh); }
.mz-auth .a-county-column,.mz-auth .a-school-column { display: flex; flex-direction: column; min-height: 0; min-width: 0; }
.mz-auth .a-county-column { padding-right: 14px; border-right: 1px solid var(--a-line); }
.mz-auth .a-school-column { padding-left: 18px; }
.mz-auth .a-picker-label { flex-shrink: 0; margin: 0 0 12px; font-size: 12px; font-weight: 600; color: var(--a-secondary); }
.mz-auth .a-county-list,.mz-auth .a-campus-list { min-height: 0; overflow-y: auto; overscroll-behavior: contain; }
.mz-auth .a-county { display: block; width: 100%; min-height: 48px; padding: 10px; margin-bottom: 6px; text-align: left; border: 0; border-radius: 12px; background: transparent; color: var(--a-secondary); font-size: 14px; transition: color 160ms,background 160ms; }
.mz-auth .a-county[aria-selected="true"] { background: var(--a-soft); color: var(--a-accent-dark); font-weight: 600; }
.mz-auth .a-picker-empty { margin: 14px 0; color: var(--a-secondary); font-size: 13px; }
.mz-auth .a-close { display: grid; place-items: center; width: 44px; height: 44px; border: 0; border-radius: 50%; background: var(--a-bg); color: var(--a-secondary); }
.mz-auth .a-campus { display: flex; align-items: center; justify-content: space-between; gap: 8px; min-height: 50px; width: 100%; border: 0; border-bottom: 1px solid var(--a-line); background: transparent; color: var(--a-ink); padding: 12px 2px; font-size: 14px; text-align: left; }
.mz-auth .a-campus[aria-pressed="true"] { color: var(--a-accent-dark); }
.mz-auth .a-campus svg { opacity: 0; }
.mz-auth .a-campus[aria-pressed="true"] svg { opacity: 1; }
.mz-auth .a-consent-dialog { position: fixed; inset: auto 0 0; margin: 0 auto; width: min(100%,440px); max-width: none; max-height: calc(100dvh - 24px); padding: 12px 28px max(24px,env(safe-area-inset-bottom)); border: 0; border-radius: 28px 28px 0 0; color: var(--a-ink); background: linear-gradient(180deg,rgba(255,255,255,.96),rgba(249,251,254,.94)); backdrop-filter: blur(24px); box-shadow: 0 -16px 60px #17283d25; }
.mz-auth .a-consent-dialog::backdrop { background: #18294040; backdrop-filter: blur(8px); }
.mz-auth .a-consent-handle { display: block; width: 36px; height: 4px; margin: 0 auto 20px; border-radius: 4px; background: var(--a-line); }
.mz-auth .a-consent-brand { display: block; width: 116px; height: 24px; object-fit: contain; margin: 0 auto 20px; }
.mz-auth .a-consent-dialog h2 { margin: 0; font-size: 20px; font-weight: 700; letter-spacing: -.02em; text-align: center; }
.mz-auth #a-consent-description { margin: 10px 0 22px; color: var(--a-secondary); font-size: 13px; line-height: 1.7; text-align: center; }
.mz-auth .a-policy-list { padding: 0 2px; }
.mz-auth .a-policy-entry { display: flex; align-items: center; gap: 10px; width: 100%; min-height: 52px; padding: 10px 0; border: 0; border-bottom: 1px solid var(--a-line); background: transparent; color: var(--a-ink); font-size: 14px; text-align: left; }
.mz-auth .a-policy-entry:last-child { border-bottom: 0; }
.mz-auth .a-policy-entry svg { color: var(--a-secondary); flex-shrink: 0; }
.mz-auth .a-policy-entry small { margin-left: auto; font-size: 12px; color: var(--a-secondary); }
.mz-auth .a-consent-progress { margin: 12px 0 0; font-size: 12px; color: var(--a-secondary); text-align: center; }
.mz-auth .a-consent-actions { display: flex; flex-direction: column; gap: 10px; margin-top: 20px; }
.mz-auth .a-consent-dialog .a-primary,.mz-auth .a-consent-dialog .a-secondary { width: 100%; margin: 0; min-height: 50px; }
.mz-auth .a-consent-reject { border: 1px solid var(--a-line); }
.mz-auth .a-consent-dialog [data-consent-agree]:disabled { background: var(--a-line); color: var(--a-secondary); box-shadow: none; opacity: 1; cursor: not-allowed; }
.mz-auth .a-consent-dialog[open].a-reading { display: flex; flex-direction: column; height: min(82dvh,700px); }
.mz-auth .a-consent-dialog[open].a-resizing { overflow: hidden; will-change: height; }
.mz-auth .a-reading .a-consent-handle,.mz-auth .a-reading .a-consent-brand,.mz-auth .a-reading h2 { flex-shrink: 0; }
.mz-auth .a-policy-reader { display: flex; flex-direction: column; flex: 1; min-height: 0; margin-top: 18px; }
.mz-auth .a-policy-body { flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain; padding: 0 4px 6px 0; overflow-wrap: anywhere; color: var(--a-ink); font-size: 14px; line-height: 1.85; }
.mz-auth .a-policy-body p { margin: 0 0 16px; }
.mz-auth .a-policy-body h3 { margin: 24px 0 10px; font-size: 16px; font-weight: 600; line-height: 1.5; }
.mz-auth .a-policy-body .a-policy-meta { font-size: 12px; color: var(--a-secondary); }
.mz-auth .a-policy-body ul { padding-left: 20px; margin: 0 0 16px; }
.mz-auth .a-policy-body li { margin-bottom: 10px; }
.mz-auth .a-policy-reader-actions { flex-shrink: 0; padding-top: 16px; }
.mz-auth.a-enter .a-wordmark img:not(.a-wordmark-text) { animation: a-emblem-in 650ms var(--a-ease) both; }
.mz-auth.a-enter .a-copy { animation: a-copy-in 600ms var(--a-ease) 80ms both; }
.mz-auth.a-enter .a-controls { animation: a-controls-in 650ms var(--a-ease) 140ms both; }
@keyframes a-emblem-in { from { transform: perspective(500px) rotateY(-22deg) rotateZ(-8deg) translateY(9px) scale(.88); filter: blur(3px); opacity: .45; } to { transform: perspective(500px) rotateY(0) rotateZ(0) translateY(0) scale(1); filter: blur(0); opacity: 1; } }
@keyframes a-copy-in { from { transform: translateY(10px); opacity: .3; filter: blur(3px); } to { transform: translateY(0); opacity: 1; filter: blur(0); } }
@keyframes a-controls-in { from { clip-path: inset(0 0 12% 0); transform: translateY(12px); opacity: .35; } to { clip-path: inset(0); transform: translateY(0); opacity: 1; } }
@keyframes a-sheet-in { from { transform: translateY(70px); opacity: .5; } to { transform: translateY(0); opacity: 1; } }
@keyframes a-orbit-trail { from { stroke-dashoffset: 56.55; } to { stroke-dashoffset: 0; } }
@keyframes a-orbit-dot { 0% { transform: rotate(0deg); opacity: 1; } 90% { opacity: 1; } 100% { transform: rotate(360deg); opacity: 0; } }
@keyframes a-completion-check { from { stroke-dashoffset: 25; } to { stroke-dashoffset: 0; } }
@keyframes a-spin { to { transform: rotate(360deg); } }
@media (min-width: 700px) and (min-height: 740px) { .mz-auth .a-shell { padding-top: 44px; } .mz-auth .a-intro { margin-top: 36px; } }
@media (max-height: 700px) { .mz-auth .a-intro { margin: 24px 0 18px; } .mz-auth .a-field { margin-bottom: 14px; } .mz-auth .a-segment { margin-bottom: 22px; } .mz-auth .a-footer { padding-top: 12px; } }
@media (max-height: 580px) { .mz-auth .a-shell { padding-top: 16px; padding-bottom: 18px; } .mz-auth .a-intro { margin: 20px 0 16px; } .mz-auth .a-title { font-size: 28px; } .mz-auth .a-subtitle { margin-top: 5px; font-size: 12px; } .mz-auth .a-segment { margin-bottom: 16px; } .mz-auth .a-tab { min-height: 36px; } .mz-auth .a-input,.mz-auth .a-choose { height: 48px; } .mz-auth .a-label { margin-bottom: 6px; } .mz-auth .a-field { margin-bottom: 12px; } .mz-auth .a-primary,.mz-auth .a-secondary { min-height: 48px; } .mz-auth .a-email-actions { height: 48px; } .mz-auth .a-footer { padding-top: 10px; } }
@media (max-width: 350px) { .mz-auth .a-shell { padding-left: 22px; padding-right: 22px; } .mz-auth .a-title { font-size: 32px; } }
@media (prefers-reduced-motion: reduce) { .mz-auth *, .mz-auth *::before, .mz-auth *::after { animation: none !important; transition-duration: 100ms !important; } .mz-auth .a-primary:active { transform: none; } }
@media (prefers-reduced-motion: reduce) { .mz-auth .a-orbit-dot { display: none; } .mz-auth .a-orbit-trail,.mz-auth .a-completion-check { stroke-dashoffset: 0; } }