/* Account surfaces share the canvas palette; all colors follow the selected theme. */
.workspace-loading[hidden] { display: none; }
.workspace-loading { position: fixed; inset: 0; z-index: 160; display: flex; align-items: center; justify-content: center; gap: 10px; background: #f8fafcf2; color: var(--ce-muted-foreground); font: 12px var(--ce-font-sans); }
.workspace-loading-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ce-primary-400); }
.workspace-status { display: flex; align-items: center; gap: 8px; flex: none; max-width: min(360px, 42vw); padding: 5px 6px 5px 10px; border: 1px solid var(--shell-line); border-radius: 999px; background: var(--shell-surface); }
.workspace-status-dot { width: 6px; height: 6px; flex: none; border-radius: 50%; background: var(--ce-n-400); }
.workspace-status[data-kind="synced"] .workspace-status-dot { background: var(--state-success); }
.workspace-status[data-kind="error"] .workspace-status-dot, .workspace-status[data-kind="conflict"] .workspace-status-dot { background: var(--state-warning); }
.workspace-status[data-kind="pending"] .workspace-status-dot, .workspace-status[data-kind="syncing"] .workspace-status-dot { background: var(--ce-primary-400); }
/* 顶栏是单行区域：状态压成「游客模式 · 仅保存在本机」一行。 */
.workspace-status > div { display: flex; align-items: center; gap: 6px; min-width: 0; }
.workspace-status strong { flex: none; color: var(--shell-ink-2); font-size: 10.5px; font-weight: 600; line-height: 1.4; }
.workspace-status span#workspace-status-detail { min-width: 0; max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--shell-ink-3); font-size: 10px; line-height: 1.4; }
.workspace-status span#workspace-status-detail:not(:empty)::before { content: "· "; }
.workspace-status button { flex: none; padding: 4px 7px; border: 0; border-left: 1px solid var(--shell-line); border-radius: 0; background: transparent; color: var(--board-blue); font: 10.5px var(--ce-font-sans); cursor: pointer; }
.workspace-status button:focus-visible { outline: 2px solid var(--ce-primary-400); outline-offset: 3px; }
#confirm-overlay[data-tone="neutral"] .confirm-ic { display: none; }
[data-account-feature][data-account-locked="true"] { opacity: .65; }
@media (max-width: 900px) { .workspace-status span#workspace-status-detail { display: none; } .workspace-status { padding: 4px 5px 4px 8px; } }
.account-page[hidden], .account-page [hidden] { display: none !important; }
body.account-mode .stage-wrap, body.account-mode #knowledge-player, body.account-mode #canvas-composer { display: none; }
body.account-mode .sidebar { display: none; }
body.account-mode .main { display: none; }
body.account-mode .sb-nav > .sb-item:not(#sb-projects):not(#sb-settings):not(#sb-help),
body.account-mode .sb-nav > .sb-sep { display: none; }
/* 左栏是布局的一部分：整列固定高度，只有导航区滚动。 */
body .sidebar { height: 100dvh; overflow: hidden; }
/* 账号行：头像与两行文字垂直居中，行高按内容撑开（参考稿的排法）。 */
.sb-account { width: 100%; height: auto; min-height: 48px; padding: 6px; align-items: center; gap: 10px; border-radius: 10px; }
.sb-account .sb-ic { width: 34px; height: 34px; }
.account-avatar, .account-profile-avatar { box-sizing: border-box; border: 1px solid var(--ce-primary-200); border-radius: 50%; background: var(--ce-primary-100); color: var(--ce-primary-700); }
.account-avatar { position: relative; display: grid; place-items: center; width: 34px; height: 34px; overflow: hidden; font-family: var(--board-hand); font-size: 13px; font-weight: 600; line-height: 1; transition: border-color .15s; }
.account-avatar svg { width: 19px; height: 19px; }
/* 全局 svg{display:block} 会盖过 UA 的 [hidden]，这里显式收回。 */
.account-avatar svg[hidden] { display: none; }
.account-avatar-initial { display: grid; place-items: center; width: 100%; height: 100%; }
.account-avatar-initial[hidden], .account-avatar-image[hidden], .account-profile-avatar img[hidden] { display: none !important; }
.account-avatar-image, .account-profile-avatar img { position: absolute; inset: 0; display: block; width: 100%; height: 100%; border-radius: inherit; object-fit: cover; object-position: center; }
.sb-account-copy { display: flex; flex-direction: column; gap: 2px; flex: 1; min-width: 0; }
.sb-account-copy strong, .sb-account-copy small { display: block; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sb-account-copy [hidden] { display: none; }
.sb-account-copy strong { font-size: 12.5px; font-weight: 600; line-height: 1.25; }
.sb-account-copy small { margin-top: 0; color: var(--shell-ink-3); font-size: 10.5px; font-weight: 400; line-height: 1.25; }
.sb-account[aria-current="page"] { background: var(--shell-active); border-color: var(--shell-line); }
.sb-account:hover .account-avatar, .sb-account:focus-visible .account-avatar { border-color: var(--ce-primary-400); }
.sb-item:focus-visible, .sb-collapse:focus-visible { outline: 2px solid var(--ce-ring); outline-offset: -2px; }
.account-page {
  position: relative; display: flex; flex-direction: column; flex: 1; min-height: 0;
  padding: 28px 44px 0; overflow: auto; overscroll-behavior: contain;
  background-color: var(--ce-background);
  background-image: radial-gradient(var(--ce-n-200) 1px, transparent 1px); background-size: 26px 26px;
}
.account-page button, .account-page input { font-family: inherit; }
.account-page button { cursor: pointer; }
.account-page button:disabled { cursor: wait; opacity: .6; }
.account-page button:focus-visible, .account-page input:focus-visible { outline: 2px solid var(--ce-primary-400); outline-offset: 4px; }
.account-page h1:focus, .account-page h2:focus { outline: none; }
.account-topbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; width: 100%; max-width: 1140px; margin: 0 auto; }
.account-back { display: inline-flex; align-items: center; gap: 8px; min-height: 36px; padding: 0; border: 0; background: transparent; color: var(--ce-n-500); font-size: 12px; }
.account-back:hover { color: var(--ce-primary-700); }
.account-back svg { width: 16px; height: 16px; }
.account-topbar-label { color: var(--ce-muted-foreground); font-size: 11px; }
.account-topbar-label > span:first-child { margin: 0 10px; color: var(--ce-n-300); }
.account-login-layout { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr); align-items: start; gap: 64px; width: 100%; max-width: 1080px; margin: auto; padding: 40px 0 64px; }
.account-form-card { position: sticky; top: 32px; }
.account-intro { min-width: 0; padding: 10px 0 0; }
.account-brand { display: flex; align-items: center; gap: 9px; color: var(--shell-ink); font-size: 13px; font-weight: 600; }
.account-brand svg { width: 23px; height: 23px; }
.account-intro h1 { margin: 29px 0 15px; color: var(--board-ink); font-family: var(--board-hand); font-size: clamp(34px, 3.1vw, 46px); font-weight: 500; line-height: 1.6; letter-spacing: -.025em; }
.account-intro h1 > span { position: relative; color: var(--shell-ink); white-space: nowrap; }
.account-intro h1 > span::after { position: absolute; left: 0; right: 0; bottom: -7px; height: 7px; border-top: 2px solid var(--shell-accent); border-radius: 50%; content: ""; transform: rotate(-2deg); opacity: .6; }
.account-intro-copy { margin: 20px 0 0; color: var(--shell-ink-2); font-size: 13px; line-height: 1.8; }
.account-branch-sketch { position: relative; width: 100%; max-width: 420px; height: 236px; margin: 22px 0 0; font-family: var(--board-hand); color: var(--board-ink); }
.account-sketch-lines { position: absolute; inset: 0; width: 100%; height: 100%; stroke: var(--shell-edge); stroke-width: 1.5; stroke-linecap: round; }
.account-sketch-node { position: absolute; display: flex; align-items: center; justify-content: center; border: 1px solid var(--board-line); border-radius: 12px; background: var(--board-paper); box-shadow: 0 3px 8px #25344204; }
.account-sketch-root { top: 15px; left: 12%; width: 51%; height: 63px; gap: 10px; font-size: 21px; transform: rotate(-2deg); }
.account-sketch-dot { width: 7px; height: 7px; background: var(--shell-accent); border-radius: 50%; }
.account-sketch-left, .account-sketch-right { top: 148px; height: 63px; width: 42%; flex-direction: column; gap: 6px; font-size: 17px; }
.account-sketch-left { left: -5%; transform: rotate(1.5deg); }
.account-sketch-right { left: 46%; transform: rotate(-1deg); }
.account-sketch-node small { font-family: var(--ce-font-sans); font-size: 10px; color: var(--board-muted); }
.account-sketch-note { position: absolute; left: 15%; bottom: -2px; font-size: 14px; color: var(--board-muted); }
.account-intro-foot { display: flex; align-items: center; gap: 8px; margin-top: 26px; color: var(--ce-n-500); font-size: 11px; }
.account-intro-foot > span { width: 20px; height: 1px; background: var(--shell-edge); }

/* 登录页：功能点 + 演示动效，与画布同一套纸面语言 */
.account-features { display: flex; flex-direction: column; gap: 10px; margin: 20px 0 0; padding: 0; list-style: none; }
.account-features li { display: flex; align-items: flex-start; gap: 11px; }
.account-feature-ic {
  display: grid; place-items: center; flex: none; width: 30px; height: 30px; margin-top: 1px;
  border: 1px solid var(--shell-line); border-radius: 9px; background: var(--shell-surface); color: var(--shell-ink-2);
}
.account-feature-ic svg { width: 16px; height: 16px; }
.account-features strong { display: block; color: var(--shell-ink); font-size: 12.5px; font-weight: 600; line-height: 1.5; }
.account-features small { display: block; margin-top: 1px; color: var(--shell-ink-3); font-size: 11px; line-height: 1.6; }

.account-branch-sketch { margin-top: 22px; }
.sketch-line { stroke-dasharray: 210; stroke-dashoffset: 210; animation: sketch-draw 8.4s ease-in-out infinite; }
.sketch-line-arrow { animation-delay: .1s; }
.account-sketch-root { animation: sketch-pop 8.4s ease-out infinite; }
.account-sketch-left { animation: sketch-pop 8.4s ease-out infinite; animation-delay: .62s; }
.account-sketch-right { animation: sketch-pop 8.4s ease-out infinite; animation-delay: .82s; }
.account-sketch-note { animation: sketch-fade 8.4s ease-out infinite; animation-delay: 1.1s; }

@keyframes sketch-draw {
  0%, 5% { stroke-dashoffset: 210; }
  24%, 88% { stroke-dashoffset: 0; }
  96%, 100% { stroke-dashoffset: 210; }
}
@keyframes sketch-pop {
  0% { opacity: 0; scale: .96; }
  8%, 88% { opacity: 1; scale: 1; }
  96%, 100% { opacity: 0; scale: .96; }
}
@keyframes sketch-fade {
  0%, 12% { opacity: 0; }
  26%, 88% { opacity: 1; }
  96%, 100% { opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .sketch-line, .account-sketch-root, .account-sketch-left, .account-sketch-right, .account-sketch-note { animation: none; stroke-dashoffset: 0; opacity: 1; }
}


/* ---------- 登录页功能展示 ---------- */
.account-showcase { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 26px; }
.showcase-card {
  min-width: 0; padding: 14px 15px 15px; border: 1px solid var(--shell-line); border-radius: 12px;
  background: var(--shell-surface);
}
.showcase-wide { grid-column: 1 / -1; }
.showcase-head { margin-bottom: 10px; }
.showcase-kicker { display: block; margin-bottom: 3px; font-size: 10px; letter-spacing: .06em; color: var(--shell-ink-3); }
.showcase-head h3 { margin: 0; font-size: 12.5px; font-weight: 600; line-height: 1.5; color: var(--shell-ink); }
.showcase-stage { position: relative; }
.showcase-note { margin: 9px 0 0; font-size: 10.5px; line-height: 1.6; color: var(--shell-ink-3); }

/* 流式输出 */
.showcase-stream { display: flex; flex-direction: column; gap: 7px; padding: 10px 11px; border: 1px solid var(--shell-line-soft); border-radius: 9px; background: var(--shell-canvas); }
.stream-line { overflow: hidden; white-space: nowrap; font-size: 11.5px; line-height: 1.7; color: var(--shell-ink-2); }
.stream-text { display: inline-block; overflow: hidden; white-space: nowrap; vertical-align: bottom; }
.stream-text.s1 { animation: stream-grow 9s ease-in-out infinite; }
.stream-text.s2 { animation: stream-grow 9s ease-in-out infinite .5s; }
.stream-typing { display: flex; align-items: center; gap: 6px; color: var(--shell-ink-3); }
.stream-caret { width: 6px; height: 12px; background: var(--shell-accent); animation: caret-blink 1s steps(1) infinite; }
.stream-pending { font-size: 10.5px; }
@keyframes stream-grow {
  0% { max-width: 0; opacity: 0; }
  6% { opacity: 1; }
  35%, 88% { max-width: 100%; opacity: 1; }
  96%, 100% { max-width: 0; opacity: 0; }
}
@keyframes caret-blink { 50% { opacity: 0; } }

/* 导师 */
.mentor-row { display: flex; align-items: center; gap: 6px; }
.mentor-face {
  display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%;
  border: 1px solid var(--shell-line); background: var(--shell-canvas);
  font-family: var(--board-hand); font-size: 14px; color: var(--shell-ink-2);
}
.mentor-face.on { border-color: var(--shell-accent); color: var(--shell-ink); box-shadow: 0 0 0 2px color-mix(in srgb, var(--shell-accent) 22%, transparent); }

/* 自动化排队 */
.task-list { display: flex; flex-direction: column; gap: 5px; }
.task-row { display: flex; align-items: center; gap: 7px; font-size: 11px; color: var(--shell-ink-2); }
.task-row i { width: 6px; height: 6px; flex: none; border-radius: 50%; background: var(--shell-line); }
.task-row.running i { background: var(--shell-accent); animation: task-pulse 1.4s ease-in-out infinite; }
.task-row.waiting { color: var(--shell-ink-3); }
@keyframes task-pulse { 50% { opacity: .35; } }

/* 跨画布记忆 */
.memory-stack { position: relative; height: 58px; }
.memory-card {
  position: absolute; left: 0; right: 18%; padding: 4px 8px; border: 1px solid var(--shell-line);
  border-radius: 7px; background: var(--shell-canvas); font-size: 10px; color: var(--shell-ink-3);
}
.memory-card:nth-child(1) { top: 0; }
.memory-card:nth-child(2) { top: 18px; left: 6%; right: 12%; }
.memory-card.top { top: 36px; left: 12%; right: 6%; background: var(--shell-surface); color: var(--shell-ink); border-color: var(--shell-edge); }

/* 能力评测 */
.meter-list { display: flex; flex-direction: column; gap: 7px; }
.meter-row { display: block; font-size: 10px; color: var(--shell-ink-2); }
.meter-row b { display: block; margin-bottom: 3px; font-weight: 500; }
.meter-row i { display: block; height: 3px; border-radius: 999px; background: linear-gradient(90deg, var(--shell-ink) var(--v), var(--shell-line-soft) var(--v)); }

/* 底部问答 */
.showcase-composer {
  display: flex; align-items: center; gap: 8px; padding: 7px 8px 7px 14px;
  border: 1px solid var(--shell-line); border-radius: 999px; background: var(--shell-canvas);
}
.showcase-composer-text { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 11px; color: var(--shell-ink-3); }
.showcase-composer-plus { display: grid; place-items: center; width: 22px; height: 22px; border-radius: 999px; background: var(--shell-hover); color: var(--shell-ink-2); font-size: 12px; }
.showcase-composer-send { padding: 4px 10px; border-radius: 999px; background: var(--shell-accent); color: var(--shell-accent-ink); font-size: 10.5px; }

@media (prefers-reduced-motion: reduce) {
  .stream-text, .stream-caret, .task-row.running i { animation: none; }
  .stream-text { max-width: 100%; opacity: 1; }
}

.account-form-card { min-width: 0; padding: 36px; background: var(--ce-card); border: 1px solid var(--ce-border); border-radius: 22px; box-shadow: 0 8px 32px #25344205; }
.account-form-icon { display: grid; place-items: center; width: 40px; height: 40px; margin-bottom: 22px; color: var(--shell-on-ink); background: var(--shell-ink); border-radius: 10px; }
.account-form-icon svg { width: 23px; height: 23px; }
.account-form-card h2 { margin: 0; font-size: 23px; font-weight: 650; letter-spacing: -.04em; line-height: 1.5; }
.account-form-sub { margin: 9px 0 29px; color: var(--ce-n-500); font-size: 12px; line-height: 1.8; }
.account-form-sub[hidden] + form { margin-top: 24px; }
.account-field { margin-bottom: 20px; }
.account-field label { display: block; margin-bottom: 9px; color: var(--ce-n-700); font-size: 12px; font-weight: 550; }
.account-field input { width: 100%; min-width: 0; height: 46px; padding: 0 13px; border: 1px solid var(--ce-input); border-radius: 10px; background: var(--ce-card); color: var(--ce-foreground); font-size: 13px; transition: border-color .15s, box-shadow .15s; }
.account-field input::placeholder { color: var(--ce-n-400); }
.account-field input:focus { outline: none; border-color: var(--ce-primary-400); box-shadow: 0 0 0 3px var(--ce-primary-50); }
.account-field input[readonly] { background: var(--ce-n-50); color: var(--ce-n-500); }
.account-field input[aria-invalid="true"] { border-color: var(--state-error); }
.account-field-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.account-text-button { padding: 0; border: none; background: transparent; color: var(--ce-primary-700); font-size: 12px; line-height: 1.6; }
.account-text-button:hover { text-decoration: underline; text-underline-offset: 4px; }
.account-password-wrap { position: relative; }
.account-password-wrap input { padding-right: 45px; }
.account-password-toggle { position: absolute; right: 2px; top: 2px; display: grid; place-items: center; width: 42px; height: 42px; padding: 0; border: 0; background: transparent; color: var(--ce-n-400); border-radius: 8px; }
.account-password-toggle:hover { color: var(--ce-primary-700); }
.account-password-toggle svg { width: 18px; height: 18px; }
.account-eye-slash { display: none; }
.account-password-toggle[aria-pressed="true"] .account-eye-slash { display: block; }
.account-field-hint { margin: 8px 0 0; font-size: 11px; line-height: 1.7; color: var(--ce-muted-foreground); }
.account-primary-button { display: inline-flex; justify-content: center; align-items: center; gap: 12px; min-height: 43px; padding: 0 19px; border: 1px solid var(--ce-primary-600); border-radius: 10px; background: var(--ce-primary-600); color: var(--ce-primary-foreground); font-size: 12px; font-weight: 550; transition: background .15s; }
.account-primary-button:hover { background: var(--ce-primary-700); border-color: var(--ce-primary-700); }
.account-primary-button svg { width: 17px; height: 17px; }
.account-submit { width: 100%; margin-top: 3px; min-height: 46px; }
.account-submit[aria-busy="true"] svg { opacity: .4; }
.account-mode-switch { display: flex; align-items: baseline; justify-content: center; flex-wrap: wrap; gap: 7px; margin: 21px 0 29px; font-size: 12px; color: var(--ce-n-500); }
.account-mode-switch button { font-weight: 550; }
.account-form-foot { display: flex; justify-content: center; align-items: center; gap: 6px; padding-top: 20px; border-top: 1px solid var(--ce-border); color: var(--ce-n-500); font-size: 10px; line-height: 1.6; }
.account-form-foot svg { flex: none; width: 13px; height: 13px; }
.account-message { margin: 0 0 16px; padding: 10px 12px; border: 1px solid #fecaca; border-radius: 8px; background: #fff7f7; color: #b91c1c; font-size: 12px; line-height: 1.7; overflow-wrap: anywhere; }
.account-message[data-kind="success"] { background: var(--ce-primary-50); color: var(--ce-primary-700); border-color: var(--ce-primary-100); }
.account-page-footer { flex: none; padding: 16px 0 23px; text-align: center; font-family: var(--board-hand); font-size: 13px; color: var(--ce-n-400); }
.account-profile { width: 100%; max-width: 950px; margin: auto; padding: 48px 0 60px; }
.account-profile-heading { display: flex; justify-content: space-between; align-items: center; gap: 25px; margin-bottom: 35px; }
.account-profile-identity { display: flex; align-items: center; gap: 20px; min-width: 0; }
.account-profile-identity > div { min-width: 0; }
.account-avatar-control { display: grid; justify-items: center; gap: 6px; width: 112px; flex: none; }
.account-avatar-trigger { position: relative; display: block; width: max-content; padding: 0; border: 0; border-radius: 50%; background: transparent; color: inherit; line-height: 0; cursor: pointer; }
.account-avatar-trigger:hover .account-profile-avatar { border-color: var(--ce-primary-400); }
.account-avatar-trigger:focus-visible { outline: 2px solid var(--ce-primary-400); outline-offset: 5px; }
.account-profile-avatar { position: relative; display: grid; place-items: center; width: 76px; height: 76px; overflow: hidden; flex: none; font-family: var(--board-hand); font-size: 30px; font-weight: 600; transition: border-color .15s; }
.account-avatar-camera { position: absolute; right: 0; bottom: 0; display: grid; place-items: center; width: 27px; height: 27px; border: 1px solid var(--ce-primary-200); border-radius: 50%; background: var(--ce-card); color: var(--ce-primary-700); box-shadow: 0 0 0 3px var(--ce-background); }
.account-avatar-camera svg { width: 15px; height: 15px; }
.account-avatar-hint { color: var(--ce-n-500); font-size: 9px; line-height: 1.5; text-align: center; }
.account-avatar-message { max-width: 150px; margin: 0; color: var(--ce-primary-700); font-size: 10px; line-height: 1.6; text-align: center; overflow-wrap: anywhere; }
.account-avatar-message[data-kind="error"] { color: var(--state-error); }
.account-avatar-message[hidden] { display: none !important; }
.account-eyebrow { color: var(--ce-n-500); font-size: 11px; }
.account-profile h1 { margin: 6px 0; color: var(--board-ink); font-family: var(--board-hand); font-size: 30px; font-weight: 500; line-height: 1.5; overflow-wrap: anywhere; }
.account-profile-identity p { margin: 0; color: var(--ce-n-500); font-size: 12px; overflow-wrap: anywhere; }
.account-stats { display: grid; grid-template-columns: repeat(3, 1fr); margin-bottom: 24px; padding: 24px 28px; border: 1px solid var(--ce-border); border-radius: 16px; background: var(--ce-card); }
.account-stats > div { display: flex; flex-direction: column; gap: 12px; padding: 0 24px; border-left: 1px solid var(--ce-border); }
.account-stats > div:first-child { padding-left: 0; border: 0; }
.account-stats span { color: var(--ce-n-500); font-size: 11px; }
.account-stats strong { font-size: 29px; font-weight: 500; line-height: 1; font-variant-numeric: tabular-nums; color: var(--board-ink); }
.account-profile-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 24px; }
.account-profile-card { padding: 26px; border: 1px solid var(--ce-border); border-radius: 16px; background: var(--ce-card); min-width: 0; }
.account-profile-card h2 { margin: 0; color: var(--ce-n-800); font-size: 14px; font-weight: 600; }
.account-profile-card > header { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 26px; }
.account-session-badge { display: flex; align-items: center; gap: 5px; color: var(--ce-n-500); font-size: 10px; }
.account-session-badge > span { width: 5px; height: 5px; border-radius: 50%; background: var(--state-success); }
.account-created { display: flex; justify-content: space-between; gap: 15px; margin: 0 0 23px; padding-top: 2px; font-size: 11px; line-height: 1.6; color: var(--ce-n-500); }
.account-created dd { margin: 0; }
.account-profile-secondary { display: flex; flex-direction: column; gap: 24px; }
.account-storage-icon { display: grid; place-items: center; width: 39px; height: 39px; margin-bottom: 18px; background: var(--ce-primary-50); border-radius: 10px; color: var(--ce-primary-700); }
.account-storage-icon svg { width: 22px; height: 22px; }
.account-storage-card > strong { display: block; margin-top: 19px; color: var(--ce-n-700); font-size: 13px; font-weight: 500; }
.account-storage-card p, .account-signout-card p { margin: 9px 0 0; font-size: 11px; line-height: 1.9; color: var(--ce-n-500); }
.account-local-tag { display: inline-flex; margin-top: 19px; padding: 4px 8px; border: 1px solid var(--ce-border); border-radius: 6px; color: var(--ce-n-500); font-size: 10px; }
.account-signout-card { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.account-signout-button { flex: none; min-height: 36px; padding: 0 12px; border: 1px solid var(--ce-border); border-radius: 8px; background: transparent; color: var(--ce-n-600); font-size: 11px; }
.account-signout-button:hover { border-color: #fecaca; background: #fff7f7; color: #b91c1c; }
.account-delete-card { display: flex; align-items: center; justify-content: space-between; gap: 12px; border-color: #fecaca; }
.account-delete-card p { margin: 9px 0 0; font-size: 11px; line-height: 1.9; color: var(--ce-n-500); }
.account-delete-button { flex: none; min-height: 36px; padding: 0 12px; border: 1px solid #fecaca; border-radius: 8px; background: #fff7f7; color: #b91c1c; font: 11px var(--ce-font-sans); cursor: pointer; }
.account-delete-button:hover { background: #fee2e2; border-color: #fca5a5; }
.account-delete-button:disabled { opacity: .5; cursor: default; }
.account-delete-dialog { position: fixed; inset: 0; margin: auto; width: min(440px, calc(100vw - 32px)); max-height: calc(100dvh - 40px); box-sizing: border-box; overflow: auto; padding: 28px; border: 1px solid var(--ce-border); border-radius: 18px; background: var(--ce-card); color: var(--ce-foreground); box-shadow: 0 20px 80px #25344226; font-family: var(--ce-font-sans); }
.account-delete-dialog::backdrop { background: #14273566; }
.account-delete-dialog h2 { margin: 0; font-size: 20px; }
.account-delete-dialog p { font-size: 12px; line-height: 1.9; overflow-wrap: anywhere; }
.account-delete-email { color: var(--ce-n-600); }
.account-delete-dialog .account-field { margin-top: 22px; }
.account-delete-dialog input { box-sizing: border-box; font-family: inherit; }
.account-delete-actions { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 10px; }
.account-delete-dialog button:focus-visible { outline: 2px solid var(--ce-primary-400); outline-offset: 3px; }
@media (max-width: 600px) {
  .account-showcase { grid-template-columns: minmax(0, 1fr); }
  .account-features { gap: 8px; }
}
@media (max-width: 600px) { .account-delete-card { align-items: flex-start; flex-direction: column; } .account-delete-dialog { padding: 22px; } .account-delete-dialog input { font-size: 16px; } }
@media (max-width: 1080px) {
  .account-login-layout { gap: 35px; }
  .account-form-card { padding: 28px; }
  .account-intro h1 { font-size: 36px; }
}
@media (max-width: 820px) {
  .account-page { padding: 20px 22px 0; }
  /* 窄屏改单列，表单不再吸顶，跟着页面一起滚 */
  .account-form-card { position: static; }
  .account-login-layout { display: flex; flex-direction: column; max-width: 440px; gap: 27px; padding: 40px 0; }
  .account-intro { width: 100%; padding: 0 8px; }
  .account-intro h1 { font-size: 30px; margin: 17px 0 10px; line-height: 1.5; }
  .account-intro h1 br { display: none; }
  .account-intro-copy { margin-top: 14px; font-size: 12px; }
  .account-intro-foot { display: none; }
  .account-form-card { width: 100%; }
  .account-profile-grid { grid-template-columns: 1fr; }
  .account-profile { padding-top: 35px; }
  .account-profile-heading { align-items: flex-start; flex-direction: column; }
  .account-profile h1 { font-size: 26px; }
  .account-profile-avatar { width: 60px; height: 60px; font-size: 25px; }
  .account-profile-identity { gap: 13px; }
  .account-avatar-control { width: 96px; }
  .account-avatar-camera { width: 25px; height: 25px; }
  .account-stats { padding: 20px 15px; }
  .account-stats > div { padding: 0 12px; }
  .account-stats strong { font-size: 25px; }
}
@media (max-width: 480px) {
  .account-page { padding: 17px 16px 0; }
  .account-topbar-label { display: none; }
  .account-login-layout { padding-top: 24px; gap: 23px; }
  .account-brand { font-size: 11px; }
  .account-intro { padding: 0; }
  .account-intro h1 { font-size: 26px; }
  .account-intro h1 br { display: block; }
  .account-intro-copy { font-size: 11px; }
  .account-form-card { padding: 22px 18px; border-radius: 16px; }
  .account-form-icon { margin-bottom: 18px; width: 36px; height: 36px; border-radius: 10px; }
  .account-form-card h2 { font-size: 19px; }
  .account-form-sub { margin-bottom: 23px; font-size: 11px; }
  .account-field input { font-size: 16px; }
  .account-field-heading { gap: 6px; }
  .account-field-heading .account-text-button { font-size: 10px; }
  .account-form-foot { font-size: 9px; gap: 4px; }
  .account-profile-identity { align-items: flex-start; }
  .account-profile-avatar { width: 45px; height: 45px; font-size: 21px; }
  .account-avatar-control { width: 76px; gap: 4px; }
  .account-avatar-camera { width: 22px; height: 22px; }
  .account-avatar-camera svg { width: 12px; height: 12px; }
  .account-avatar-hint { font-size: 9px; }
  .account-profile h1 { font-size: 23px; }
  .account-profile-identity p { font-size: 10px; }
  .account-profile-card { padding: 20px 17px; }
  .account-stats { gap: 9px; padding: 18px 12px; }
  .account-stats > div { padding: 0 0 0 9px; gap: 10px; }
  .account-stats span { font-size: 9px; }
  .account-signout-card { align-items: flex-start; flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  .account-page *, .sb-account { animation: none !important; transition: none !important; }
}

/* Compact account and settings row, shared by guests and signed-in users. */
.sb-account-row { display: flex; align-items: center; gap: 4px; flex: none; min-width: 0; }
.sb-account-row .sb-account { flex: 1; min-width: 0; width: auto; text-align: left; }
.sb-account-row .sb-settings-icon { display: grid; place-items: center; flex: none; width: 34px; height: 34px; padding: 0; border-radius: 8px; }
.sb-settings-icon .sb-ic { width: 18px; height: 18px; }
.sb-settings-icon svg { width: 18px; height: 18px; }
.sidebar:not(.expanded) .sb-account-row { flex-direction: column; }
.workspace-loading button { padding: 6px 12px; border: 1px solid var(--shell-line); border-radius: 7px; background: var(--shell-surface); color: var(--shell-accent); font: inherit; cursor: pointer; }
.workspace-loading button[hidden] { display: none; }