/* Shared controls. Page styles own layout; these rules own control anatomy. */
body .btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
    min-height: 44px; padding: .65rem 1.2rem; border-radius: 999px;
    font-size: .9375rem; font-weight: 600; line-height: 1.45; text-decoration: none; box-shadow: none;
    transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease, transform 160ms ease;
}
.btn.btn-primary, .btn.btn-subscribe, .btn.btn-login { background: var(--action-primary); color: var(--on-action-primary); border: 1px solid transparent; }
.btn.btn-primary:hover, .btn.btn-subscribe:hover, .btn.btn-login:hover { background: var(--action-primary-hover); color: var(--on-action-primary); border-color: transparent; }
.btn.btn-secondary, .btn.btn-outline, .btn.btn-outline-primary, .btn.btn-outline-secondary { background: transparent; color: var(--text-primary); border: 1px solid var(--border-control); }
.btn.btn-secondary:hover, .btn.btn-outline:hover, .btn.btn-outline-primary:hover, .btn.btn-outline-secondary:hover { background: var(--surface-subtle); border-color: var(--text-muted); color: var(--text-primary); }
.btn.btn-danger { background: var(--danger-action); color: var(--on-danger-action); border-color: transparent; }
.btn.btn-outline-danger { background: transparent; color: var(--danger-text); border-color: var(--danger-text); }
.btn.btn-link { background: transparent; border-color: transparent; color: var(--link); }
.btn.btn-sm { padding: .45rem .85rem; font-size: .875rem; }
.btn.btn-lg { padding: .85rem 1.6rem; font-size: 1rem; min-height: 52px; }
body :is(.btn-create, .btn-edit, .btn-refresh, .btn-notify, .btn-new-ticket, .btn-new-ticket-large, .btn-clear-stale, .btn-copy, .mark-all-button, .read-button, .open-button, .push-button) { min-height: 44px; border-radius: var(--radius-control); transition: background-color 160ms ease, color 160ms ease; }
body :is(.tbl-btn, .act-btn) { min-width: 44px; min-height: 44px; border-radius: var(--radius-control); }
button:disabled, .btn:disabled { opacity: .55; cursor: not-allowed; }
@media (hover: hover) { .btn:not(:disabled):active { transform: translateY(1px); } }

.preference-menu { position: relative; display: inline-block; color: var(--text-primary); }
.preference-menu:not([open]) > .preference-panel { display: none; }
.appearance-setting .preference-panel { inset-inline-start: 0; inset-inline-end: auto; }
.preference-trigger {
    display: flex; align-items: center; justify-content: center; gap: .45rem;
    min-height: 44px; padding: .55rem .65rem; border: 0; border-radius: 999px;
    color: var(--text-primary); background: transparent; cursor: pointer; list-style: none;
    font-size: .8125rem; font-weight: 600; white-space: nowrap; user-select: none;
    transition: background-color 160ms ease;
}
.preference-trigger::-webkit-details-marker { display: none; }
.preference-trigger > .bi:first-child { font-size: 1.05rem; }
.preference-trigger:hover, .preference-menu[open] > summary { background: var(--surface-subtle); }
.preference-trigger:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 3px; }
.preference-chevron { font-size: .6rem; opacity: .65; }
.preference-panel {
    position: absolute; inset-inline-end: 0; top: calc(100% + .65rem); z-index: 1100;
    width: 210px; padding: .5rem; border: 1px solid var(--border-subtle); border-radius: 16px;
    background: var(--surface-raised); box-shadow: var(--shadow-menu); text-align: start;
    animation: menu-appear 140ms ease-out;
}
.preference-caption { margin: .4rem .65rem .5rem; color: var(--text-muted); font-size: .75rem; font-weight: 600; }
.preference-option {
    display: flex; align-items: center; justify-content: space-between; gap: .75rem;
    width: 100%; min-height: 42px; padding: .65rem .7rem; border: 0; border-radius: 9px;
    background: transparent; color: var(--text-primary); text-align: start; font-size: .9rem; cursor: pointer;
}
.preference-option:hover, .preference-option:focus-visible { background: var(--surface-subtle); }
.preference-option[aria-pressed="true"] { background: var(--info-bg); color: var(--info-text); font-weight: 600; }
.preference-option-name { display: inline-flex; align-items: center; gap: .75rem; }
.preference-current { display: none; }
.lang-menu-item .preference-current, .lang-nav-item .preference-current { display: inline; }
.lang-menu-item .preference-panel, .lang-nav-item .preference-panel { inset-inline-start: 0; inset-inline-end: auto; }
.lang-menu-item .preference-panel, .lang-nav-item .preference-panel { top: auto; bottom: calc(100% + .65rem); }
@keyframes menu-appear { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: translateY(0); } }

.public-container { width: min(100% - 4rem, 1240px); margin-inline: auto; }
.page-kicker { color: var(--accent); font-size: .75rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 1.25rem; }
.text-action { display: inline-flex; align-items: center; gap: .6rem; color: var(--text-primary); font-size: .95rem; font-weight: 600; text-decoration: none; }
.text-action:hover { color: var(--link); text-decoration: underline; text-underline-offset: .3em; }
.text-action .bi { transition: transform 160ms ease; }
.text-action:hover .bi { transform: translateX(3px); }
[dir="rtl"] .text-action .bi-arrow-right { transform: scaleX(-1); }
.public-title { font-size: clamp(2.1rem, 3.7vw, 3.6rem); line-height: 1.12; letter-spacing: -.045em; font-weight: 600; text-wrap: balance; }
.public-lead { max-width: 48ch; color: var(--text-secondary); font-size: 1.08rem; line-height: 1.75; }
.brand-wordmark { pointer-events: none; user-select: none; position: absolute; color: var(--brand-watermark); font-weight: 750; letter-spacing: -.07em; line-height: .85; white-space: nowrap; }
.public-document { padding-block: clamp(3.5rem, 7vw, 6.5rem); min-height: 70vh; }
.public-document-head { display: grid; grid-template-columns: 1.1fr 1fr; gap: 4rem; align-items: end; margin-bottom: 4rem; }
.public-document-head p:last-child { margin-bottom: 0; }
.public-document .public-title { max-width: 20ch; margin: 0; }
.public-step { display: grid; grid-template-columns: 6rem 1fr 1fr; gap: 2rem; padding-block: 2.3rem; border-top: 1px solid var(--border-subtle); align-items: baseline; }
.public-step-number { color: var(--accent); font-size: .9rem; font-variant-numeric: tabular-nums; }
.public-step h2 { font-size: 1.4rem; font-weight: 600; line-height: 1.3; margin: 0; }
.public-step p { color: var(--text-secondary); margin: 0; line-height: 1.7; }
.public-document-actions { display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; padding-top: 2rem; }
.public-faq { max-width: 850px; }
.public-faq details { border-top: 1px solid var(--border-subtle); padding-block: 1.4rem; }
.public-faq details:last-child { border-bottom: 1px solid var(--border-subtle); }
.public-faq summary { display: flex; justify-content: space-between; gap: 2rem; cursor: pointer; list-style: none; font-size: 1.1rem; font-weight: 600; }
.public-faq summary::-webkit-details-marker { display: none; }
.public-faq summary::after { content: '+'; font-size: 1.35rem; font-weight: 400; color: var(--text-muted); }
.public-faq details[open] summary::after { content: '−'; }
.public-faq details p { color: var(--text-secondary); line-height: 1.75; margin: 1rem 2rem 0 0; max-width: 65ch; }
/* Auth forms share a quiet open layout rather than nested cards. */
.auth-root .login-page { width: 100%; min-height: 0; padding: 0; overflow: visible; display: block; }
.auth-root .login-container { max-width: 440px; margin-inline: auto; width: 100%; padding: 0; background: transparent; border: 0; border-radius: 0; box-shadow: none; }
.auth-root .auth-container { max-width: 440px; margin-inline: auto; width: 100%; padding: 0; background: transparent; border: 0; border-radius: 0; box-shadow: none; }
.auth-root .auth-page { min-height: 0; background: transparent; padding: 0; }
.btn.btn-success { color: var(--success-text); background: var(--success-bg); border: 1px solid var(--success-text); }
.btn.btn-warning { color: var(--warning-text); background: var(--warning-bg); border: 1px solid var(--warning-text); }
.btn.btn-info { color: var(--info-text); background: var(--info-bg); border: 1px solid var(--info-text); }
body .search-box input:not([type="hidden"]) { border: 0; border-radius: 0; background: transparent; box-shadow: none; min-width: 0; }
.search-box:focus-within { outline: 2px solid var(--focus-ring); outline-offset: 2px; }
.search-box input:focus { outline: none; }
.auth-root .login-header { text-align: start; margin-bottom: 2rem; }
.auth-root .login-header h1 { margin: 0 0 .75rem; font-size: 2rem; font-weight: 600; line-height: 1.2; letter-spacing: -.035em; }
.auth-root .login-header .text-muted { font-size: .95rem; }
.auth-root .form-control { border-radius: 12px; min-height: 48px; border-color: var(--border-control); padding: .8rem .9rem; }
.auth-root .password-input-wrapper .form-control { padding-inline-end: 3.2rem; }
.auth-root .form-label { font-size: .875rem; font-weight: 550; color: var(--text-primary); margin-bottom: .55rem; }
.auth-root .btn-google, .auth-root .btn-telegram { background: transparent; color: var(--text-primary); border: 1px solid var(--border-control); border-radius: 999px; }
.auth-root .btn-google:hover, .auth-root .btn-telegram:hover { background: var(--surface-subtle); color: var(--text-primary); }
.auth-root .auth-footer { margin-top: 1.75rem; padding-top: 1.5rem; border-top: 1px solid var(--border-subtle); }
.auth-root .forgot-password-link { font-size: .8125rem; color: var(--link); text-underline-offset: .2em; }
/* Bootstrap 5.1 utility colors are important; map them to both palettes. */
.text-muted { color: var(--text-muted) !important; }
.text-primary { color: var(--link) !important; }
.text-success { color: var(--success-text) !important; }
.text-danger { color: var(--danger-text) !important; }
.text-warning { color: var(--warning-text) !important; }
@media (max-width: 700px) {
    .public-container { width: min(100% - 2.5rem, 1240px); }
    .public-document-head { grid-template-columns: 1fr; gap: 1.3rem; margin-bottom: 2.5rem; }
    .public-step { grid-template-columns: 2rem 1fr; gap: 1rem; }
    .public-step p { grid-column: 2; }
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}
/* Dialog backdrops must cover the fixed drawer trigger and support shortcut. */
body [data-dialog-overlay] { z-index: 1200; }
[data-managed-dialog] {
    max-height: calc(100dvh - 32px);
    overflow-y: auto;
    overscroll-behavior: contain;
    overflow-wrap: anywhere;
}
[data-managed-dialog] button { white-space: normal; }
[data-managed-dialog] :is(.modal-actions, .confirm-actions, .admin-dialog-actions) { flex-wrap: wrap; }