/* 登录 / 注册 (#/login, #/register) — scheme A. Root: .pg-login (both routes).
   The 「账号已下线」 dialog renders in #modal-root, outside the page, so it is scoped under .pg-login-modal. */
.pg-login, .pg-login-modal { --soft: #C9CED8; --focus-ring: 0 0 0 3px rgba(245, 165, 36, .18); }

/* ---------- Layout: brand panel | form column ---------- */
.pg-login .auth-page { width: 100%; max-width: 1120px; margin: 0 auto; padding-top: 36px; gap: 28px; }
.pg-login .auth-grid {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 448px);
  gap: 24px 56px; align-items: start;
}

/* ---------- Brand panel ---------- */
.pg-login .auth-brand { display: flex; flex-direction: column; gap: 22px; min-width: 0; }
.pg-login .auth-hero { display: flex; flex-direction: column; gap: 16px; }
.pg-login .auth-mark { display: inline-flex; width: 48px; height: 48px; flex: none; }
.pg-login .auth-mark svg { width: 100%; height: 100%; }
.pg-login .auth-hero-text { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.pg-login .eyebrow { font-size: 12px; color: var(--accent); letter-spacing: .1em; }
.pg-login .auth-hero h1 { font-size: 34px; line-height: 1.25; font-weight: 700; }
.pg-login .auth-lead { font-size: 15px; line-height: 1.7; color: var(--text-2); max-width: 560px; }
.pg-login .auth-lead-m { display: none; font-size: 13px; line-height: 1.5; color: var(--text-2); }

.pg-login .auth-perks {
  margin: 0; padding: 0; list-style: none;
  border: 1px solid var(--line); border-radius: var(--r-2); background: var(--panel);
}
.pg-login .auth-perks li {
  display: grid; grid-template-columns: 28px minmax(0, 1fr) auto; gap: 10px; align-items: center;
  padding: 12px 14px; border-bottom: 1px solid var(--line-soft); font-size: var(--fs-md);
}
.pg-login .auth-perks li:last-child { border-bottom: 0; }
.pg-login .auth-perks .n { font-size: 12px; color: var(--accent); }

.pg-login .auth-sso {
  display: flex; gap: 10px; padding: 12px 14px;
  border: 1px solid var(--line); border-radius: var(--r-2); background: var(--panel-3);
}
.pg-login .auth-sso > .ico { color: var(--info); margin-top: 3px; }
.pg-login .auth-sso-text { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; min-width: 0; }
.pg-login .auth-sso p { font-size: var(--fs-sm); line-height: 1.7; color: var(--soft); }
.pg-login .auth-sso strong { color: var(--text); }
.pg-login .auth-kick-btn { color: var(--alert-soft); border-color: var(--alert-line); }
.pg-login .auth-kick-btn:hover { color: var(--alert-soft); border-color: var(--alert); background: var(--alert-bg); }
.pg-login .auth-legal { font-size: 12px; line-height: 1.6; color: var(--text-3); }

/* ---------- Form column ---------- */
.pg-login .auth-main { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.pg-login .auth-tabs { width: 100%; height: 40px; }
.pg-login .auth-tabs > a { flex: 1; justify-content: center; font-size: var(--fs-md); }
.pg-login .auth-card { border-color: var(--accent-line); }
.pg-login .auth-card .panel-head { padding: 12px 18px; justify-content: space-between; }
.pg-login .auth-card .panel-head h2 { font-size: 18px; }
.pg-login .auth-form { padding: 18px; display: flex; flex-direction: column; gap: 16px; }
.pg-login .auth-two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 14px; }
.pg-login .field { min-width: 0; }
.pg-login .field > label .opt { color: var(--text-3); }
.pg-login .auth-alert {
  padding: 10px 12px; border: 1px solid var(--alert-line); border-radius: var(--r-2);
  background: var(--alert-bg); color: var(--alert-soft); font-size: 12px; line-height: 1.6;
}

.pg-login .input:focus { box-shadow: var(--focus-ring); }
.pg-login .input.is-error:focus { box-shadow: 0 0 0 3px rgba(255, 93, 93, .18); }
.pg-login .input-code { font-family: var(--mono); font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.pg-login .input-code::placeholder { font-family: var(--font); font-weight: 400; letter-spacing: 0; text-transform: none; }
.pg-login .pw-toggle { right: 0; top: 0; width: 44px; height: 44px; border: 0; background: transparent; color: var(--text-2); }
.pg-login .pw-toggle:hover { background: transparent; color: var(--text); }
.pg-login .pw-toggle[aria-pressed="true"] { color: var(--accent); }
.pg-login .ok-text { font-size: 12px; color: var(--live); display: flex; align-items: center; gap: 6px; }
.pg-login .error-text .ico, .pg-login .ok-text .ico { width: 14px; height: 14px; }
.pg-login input[type="checkbox"].is-error { outline: 2px solid var(--alert); outline-offset: 1px; }

/* Password strength */
.pg-login .meter { display: flex; align-items: center; gap: 4px; }
.pg-login .meter i { flex: 1; height: 3px; border-radius: 1px; background: var(--line); }
.pg-login .meter span { margin-left: 4px; font-size: 12px; color: var(--text-2); white-space: nowrap; }
.pg-login .meter[data-level="1"] i:nth-of-type(1) { background: var(--alert); }
.pg-login .meter[data-level="2"] i:nth-of-type(-n+2) { background: var(--live); }
.pg-login .meter[data-level="3"] i { background: var(--live); }

/* 图形验证码 */
.pg-login .cap-field:not([hidden]) { animation: fadeIn var(--dur) var(--ease); }
.pg-login .cap-label { display: flex; align-items: center; gap: 8px; font-size: var(--fs-sm); color: var(--text-2); }
.pg-login .cap-tag {
  font-size: 12px; line-height: 18px; padding: 0 5px; color: var(--text-3);
  border: 1px dashed var(--line-2); border-radius: var(--r-1);
}
.pg-login .cap-row { display: flex; gap: 8px; }
.pg-login .cap-row .input { flex: 1; min-width: 0; }
.pg-login .cap-img {
  width: 112px; height: 44px; flex: none; display: flex; align-items: center; justify-content: center; overflow: hidden;
  border: 1px solid var(--line-2); border-radius: var(--r-2); background: var(--panel-2); user-select: none;
}
.pg-login .cap-img svg { width: 100px; height: 36px; }
.pg-login .cap-img path { fill: none; stroke: #4A5260; stroke-width: 1; }
.pg-login .cap-img path.w2 { stroke: #3A4250; }
.pg-login .cap-img text { fill: var(--soft); font-family: var(--mono); font-size: 20px; font-weight: 700; }
/* Real mode: the server's 120×40 PNG (03 §5) on a light tile, or a short loading / failure text.
   124×44 border-box − 1px border − 1px padding = a 120×40 content box, so the PNG is shown at its own size. */
.pg-login .cap-img.is-real { width: 124px; padding: 1px; background: #E8EAEE; border-color: var(--line-2); }
.pg-login .cap-img.is-real img { display: block; width: 100%; height: 100%; object-fit: contain; }
.pg-login .cap-img .cap-msg { font-size: 12px; color: #4A5260; }
.pg-login .cap-refresh { height: 44px; padding: 0 12px; flex: none; color: var(--text-2); }

.pg-login .auth-check { align-items: center; font-size: var(--fs-sm); }
.pg-login .auth-check input { margin: 0; flex: none; }
.pg-login .auth-submit { font-size: 15px; font-weight: 700; }
/* Real mode: 「登录中...」 / 「注册中...」 while the request runs (button disabled). */
.pg-login .auth-submit:disabled { opacity: .72; cursor: progress; }
.pg-login .auth-links { display: flex; align-items: center; justify-content: space-between; gap: 4px 12px; flex-wrap: wrap; font-size: var(--fs-sm); }
.pg-login .auth-links a, .pg-login .link-btn { min-height: 32px; display: inline-flex; align-items: center; }
.pg-login .link-btn { border: 0; padding: 0; background: none; color: var(--text-2); font-size: var(--fs-sm); }
.pg-login .link-btn:hover { color: var(--text); }
.pg-login .auth-alt { text-align: center; font-size: 12px; color: var(--text-3); }
.pg-login .auth-alt a { font-size: var(--fs-sm); }

/* 已登录 card */
.pg-login .auth-who { display: flex; align-items: center; gap: 12px; }
.pg-login .auth-avatar {
  width: 44px; height: 44px; flex: none; border-radius: 22px; background: var(--panel-2); border: 1px solid var(--line-2);
  display: flex; align-items: center; justify-content: center; font-size: 16px; font-weight: 700; color: var(--accent);
}
.pg-login .auth-who-text { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.pg-login .auth-who-text strong { font-size: 16px; }
.pg-login .auth-who-text span { font-size: 12px; color: var(--text-2); }
.pg-login .auth-who-text .auth-until { white-space: nowrap; }
.pg-login .auth-signed-note { font-size: 12px; line-height: 1.7; color: var(--text-2); padding: 10px 12px; border: 1px solid var(--line); border-radius: var(--r-2); background: var(--panel-3); }
.pg-login .auth-signed-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }

/* Prototype-only demo switch at the bottom of the page */
.pg-login .demo-switch { margin-top: 0; flex-direction: row; flex-wrap: wrap; align-items: center; gap: 8px 12px; }

/* ---------- 「账号已下线」 dialog ---------- */
.modal-backdrop:not(.is-sheet) .pg-login-modal { width: min(440px, 100%); }
.pg-login-modal { border-color: var(--alert-line); }
.pg-login-modal .kick {
  display: flex; flex-direction: column; gap: 12px; padding: 16px;
  border: 1px solid var(--alert-line); border-radius: var(--r-2); background: var(--alert-bg);
}
.pg-login-modal .kick-head { display: flex; align-items: center; gap: 10px; }
.pg-login-modal .kick-head .ico { color: var(--alert); }
.pg-login-modal .kick-head strong { font-size: var(--fs-lg); }
.pg-login-modal .kick p { font-size: var(--fs-sm); line-height: 1.7; color: var(--soft); }
.pg-login-modal .kick .kick-demo { font-size: 12px; color: var(--text-3); }
.pg-login-modal .kick .kick-time { font-size: 12px; color: var(--text-2); }
.pg-login-modal .kick .kick-time .mono { color: var(--text); }

/* ---------- Tablet ---------- */
@media (max-width: 1023px) {
  .pg-login .auth-page { padding-top: 24px; }
  .pg-login .auth-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 400px); gap: 20px 32px; }
  .pg-login .auth-hero h1 { font-size: 28px; }
  .pg-login .auth-lead { font-size: 14px; }
}

/* ---------- Mobile: stacked (A4-Auth-M) ---------- */
@media (max-width: 767px) {
  .pg-login .auth-page { padding-top: 20px; gap: 16px; }
  .pg-login .auth-grid { display: flex; flex-direction: column; align-items: stretch; gap: 14px; }
  .pg-login .auth-brand { display: contents; }
  .pg-login .auth-hero { order: 1; flex-direction: row; align-items: center; gap: 12px; }
  .pg-login .auth-mark { width: 44px; height: 44px; }
  .pg-login .auth-hero-text { gap: 3px; }
  .pg-login .auth-hero h1 { font-size: 22px; }
  .pg-login .eyebrow, .pg-login .auth-lead { display: none; }
  .pg-login .auth-lead-m { display: block; }
  .pg-login .auth-main { order: 2; gap: 14px; margin-top: 4px; }
  .pg-login .auth-tabs { height: 46px; }
  .pg-login .auth-sso { order: 3; padding: 12px; }
  .pg-login .auth-sso p { font-size: 12px; line-height: 1.6; }
  .pg-login .auth-perks { order: 4; }
  .pg-login .auth-legal { order: 5; }
  .pg-login .auth-card .panel-head { padding: 12px 16px; }
  .pg-login .auth-form { padding: 16px; gap: 14px; }
  .pg-login .auth-two { grid-template-columns: minmax(0, 1fr); gap: 14px; }
  .pg-login .input { font-size: 16px; }
  .pg-login .cap-img { width: 104px; }
  .pg-login .cap-refresh { width: 44px; padding: 0; }
  .pg-login .cap-refresh .ico { width: 18px; height: 18px; }
  .pg-login .cap-refresh-t { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  .pg-login .auth-check { min-height: 44px; font-size: 12px; }
  .pg-login .auth-check input { width: 18px; height: 18px; }
  .pg-login .auth-links a, .pg-login .link-btn, .pg-login .auth-alt a { min-height: 44px; display: inline-flex; align-items: center; }
  .pg-login .auth-kick-btn { height: 44px; }
  .pg-login .demo-switch .select { height: 44px; }
}