.login-page .topbar { position: static; padding-inline: max(16px, 3vw); }
.login-page .topbar-left { flex-wrap: nowrap; padding-block: 12px; }
.login-page .brand { white-space: normal; overflow-wrap: anywhere; min-width: 0; }
.login-main { padding: 48px 16px 56px; display: grid; justify-items: center; }
.login-card { width: 100%; max-width: 400px; min-width: 0; background: var(--surface); border-radius: var(--radius); padding: 32px 28px 28px; display: grid; gap: 20px; overflow-wrap: anywhere; }
.login-title h1 { margin: 0; font: 900 2.1rem/1.15 var(--display-font); }
.login-title p { margin: 4px 0 0; font-size: .92rem; color: var(--ink-soft); }
.steps { display: flex; gap: 6px; font: 700 .74rem var(--display-font); letter-spacing: .08em; color: var(--ink-soft); }
.steps span { flex: 1; border-top: 3px solid var(--border-strong); padding-top: 6px; }
.steps .is-on { color: var(--ink); border-color: var(--accent); }
.steps .is-done { border-color: var(--ink-soft); }
.login-form { display: grid; gap: 20px; min-width: 0; }
.field { display: grid; gap: 8px; min-width: 0; }
.field label { font: 700 .78rem var(--display-font); letter-spacing: .06em; color: var(--ink-soft); }
.login-page .manual-input { width: 100%; min-width: 0; min-height: 48px; padding: 10px 12px; font-size: 16px; }
.login-page .manual-input[aria-invalid="true"] { border-color: var(--danger); }
.pw-row { position: relative; min-width: 0; }
.pw-row .manual-input { padding-right: 64px; }
.pw-toggle { position: absolute; right: 4px; top: 50%; transform: translateY(-50%); min-width: 48px; min-height: 44px; border: 0; background: transparent; color: var(--ink-soft); font: inherit; font-size: .82rem; cursor: pointer; }
.pw-toggle:hover, .pw-toggle:focus-visible { color: var(--ink); }
.hint, .card-foot { margin: 0; font-size: .8rem; line-height: 1.6; color: var(--ink-soft); }
.card-foot { text-align: center; }
.login-page .btn { min-height: 48px; min-width: 44px; white-space: normal; font: 700 1rem var(--display-font); display: inline-flex; justify-content: center; align-items: center; gap: 8px; }
.login-page .btn-text { justify-self: center; font-size: .84rem; }
.notice { display: flex; gap: 10px; padding: 10px 12px; border-radius: 6px; font-size: .88rem; line-height: 1.5; }
.notice::before { content: ""; flex: 0 0 3px; border-radius: 2px; background: currentColor; }
.notice span { color: var(--ink); min-width: 0; }
.notice--warn { background: var(--warn-soft); color: var(--warn); }
.notice--danger { background: var(--danger-soft); color: var(--danger); }
.notice--success { background: var(--success-soft); color: var(--success); }
.account-line { display: flex; flex-wrap: wrap; gap: 8px; justify-content: space-between; padding: 10px 12px; background: var(--raised); border-radius: 6px; font-size: .9rem; min-width: 0; }
.account-line b { min-width: 0; font-family: Consolas, monospace; font-weight: 400; }
.account-line span { color: var(--ink-soft); font-size: .8rem; }
.checks { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; font-size: .82rem; }
.checks li { color: var(--ink-soft); display: flex; align-items: center; gap: 8px; }
.checks li::before { content: ""; width: 8px; height: 8px; border-radius: 50%; border: 1.5px solid currentColor; flex: 0 0 auto; }
.checks .is-ok { color: var(--success); }
.checks .is-ok::before { background: currentColor; }
.checks .is-bad { color: var(--danger); }
.spinner { width: 14px; height: 14px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: login-spin .8s linear infinite; flex: 0 0 auto; }
@keyframes login-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spinner { animation: none; } }
@media (max-width: 430px) { .login-main { padding: 24px 12px 32px; } .login-card { padding: 28px 20px 24px; } }
@media (max-height: 500px) { .login-main { padding-block: 20px; } }

.login-page .topbar .nav-theme-toggle { align-self: center; max-width: 100%; margin-block: 10px; margin-inline-start: auto; }
.login-page.clock-open .nav-theme-toggle { visibility: hidden; }
.login-page .nav-theme-toggle:focus-visible { outline: 2px solid var(--nav-ink); outline-offset: 3px; }

html[data-app-theme="light"] .login-card { border: 1px solid var(--border); }
html[data-app-theme="light"] .login-title h1 { color: var(--accent); }
html[data-app-theme="light"] .login-page .manual-input { background: var(--surface); }
html[data-app-theme="light"] .login-page .manual-input::placeholder { color: var(--ink-soft); opacity: 1; }
html[data-app-theme="light"] .login-page .manual-input:focus { border-color: var(--accent-strong); outline: 2px solid var(--accent-strong); outline-offset: 2px; }
html[data-app-theme="light"] .login-page :is(button, input):disabled { background: var(--raised); color: var(--ink-soft); opacity: 1; cursor: not-allowed; }
html[data-app-theme="light"] .login-page .pw-toggle:disabled { background: transparent; }
html[data-app-theme="light"] .login-page button:focus-visible { outline: 2px solid var(--accent-strong); outline-offset: 3px; }
html[data-app-theme="light"] .steps .is-on { color: var(--accent-strong); }
html[data-app-theme="light"] .steps .is-done { color: var(--ink); border-color: var(--highlight); }
html[data-app-theme="light"] .notice--danger span { color: var(--danger); }
html[data-app-theme="light"] .notice--success span { color: var(--success); }
html[data-app-theme="light"] .notice--success::before,
html[data-app-theme="light"] .checks .is-ok::before { background: var(--success-icon); }
html[data-app-theme="light"] .login-card[aria-busy="true"] .btn:disabled { cursor: wait; }