/*
 * Страница входа в админку (core/templates/core/admin/login.html).
 * Стили вне @layer: перекрывают утилиты Unfold (Tailwind), которые висят на полях формы.
 * Цвета — фирменные цвета логотипа портала; тёмная тема Unfold ставит класс .dark на <html>.
 */

.mt-login {
    --mt-navy: #022456;
    --mt-navy-deep: #0B2037;
    --mt-blue: #116BF3;
    --mt-blue-hover: #0B57D0;
    --mt-blue-soft: #2C6BE4;

    --mt-bg: #FFFFFF;
    --mt-text: #0B2037;
    --mt-muted: #4A5A70;
    --mt-border: #C9D3E0;
    --mt-border-hover: #97A6BA;
    --mt-field: #FFFFFF;
    --mt-surface: #F3F6FA;
    --mt-link: #0F5FD8;
    --mt-focus: #116BF3;
    --mt-danger: #B42318;
    --mt-danger-bg: #FEF3F2;
    --mt-danger-border: #FECDCA;

    --mt-radius: 8px;
    --mt-ease: cubic-bezier(.2, 0, 0, 1);

    display: flex;
    min-height: 100vh;
    min-height: 100dvh;
    background: var(--mt-bg);
    color: var(--mt-text);
    font-size: 1rem;
    line-height: 1.5;
}

html.dark .mt-login {
    --mt-bg: #0A1422;
    --mt-text: #E6ECF4;
    --mt-muted: #A5B2C3;
    --mt-border: #2B3B51;
    --mt-border-hover: #475A74;
    --mt-field: #0F1C2E;
    --mt-surface: #122136;
    --mt-link: #7DB0FF;
    --mt-focus: #5B9BFF;
    --mt-danger: #FDA29B;
    --mt-danger-bg: rgba(240, 68, 56, .12);
    --mt-danger-border: rgba(240, 68, 56, .35);
}

/* Иконки-лигатуры: пока шрифт не загрузился, имя иконки не должно раздвигать вёрстку */
.mt-login .material-symbols-outlined {
    display: inline-block;
    width: 1em;
    overflow: hidden;
    white-space: nowrap;
}

/* Логотип: цвета частей как в шапке сайта; --inverse — как в подвале (на тёмно-синем) */
.mt-logo { display: block; width: 100%; height: auto; }
.mt-logo__face { fill: #022456; }
.mt-logo__side { fill: #0B2037; }
.mt-logo__left { fill: #116BF3; }
.mt-logo__right { fill: #FFFFFF; }
.mt-logo__word { fill: #116BF3; }
.mt-logo__mt { fill: #022456; }

.mt-logo--inverse .mt-logo__face,
html.dark .mt-logo .mt-logo__face { fill: #2C6BE4; }
.mt-logo--inverse .mt-logo__side,
html.dark .mt-logo .mt-logo__side { fill: #2861B5; }
.mt-logo--inverse .mt-logo__left,
html.dark .mt-logo .mt-logo__left { fill: #FFFFFF; }
.mt-logo--inverse .mt-logo__word,
html.dark .mt-logo .mt-logo__word { fill: #2C6BE4; }
.mt-logo--inverse .mt-logo__mt,
html.dark .mt-logo .mt-logo__mt { fill: #FFFFFF; }

/* ── Брендовая панель ─────────────────────────────────────────── */

.mt-login__brand {
    position: relative;
    display: none;
    flex: 0 0 44%;
    max-width: 640px;
    flex-direction: column;
    padding: 48px 56px;
    overflow: hidden;
    background: var(--mt-navy);
    color: #FFFFFF;
    isolation: isolate;
}

@media (min-width: 1024px) {
    .mt-login__brand { display: flex; }
}

.mt-login__brand-logo {
    display: inline-block;
    width: 184px;
    border-radius: 4px;
}

.mt-login__brand-body {
    margin-block: auto;
    padding-block: 48px;
    max-width: 30rem;
}

.mt-login__eyebrow {
    margin: 0 0 16px;
    color: #8FB8FF;
    font-size: .8125rem;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.mt-login__brand-title {
    margin: 0;
    font-size: clamp(1.75rem, 2.4vw, 2.375rem);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -.02em;
    text-wrap: balance;
}

.mt-login__brand-text {
    margin: 20px 0 0;
    color: rgba(255, 255, 255, .78);
    font-size: 1rem;
    line-height: 1.6;
}

.mt-login__brand-foot {
    margin: 0;
    color: rgba(255, 255, 255, .64);
    font-size: .875rem;
}

.mt-login__pattern {
    position: absolute;
    z-index: -1;
    right: -12%;
    bottom: -14%;
    width: 78%;
    pointer-events: none;
}

.mt-login__pattern path {
    stroke: rgba(143, 184, 255, .16);
    stroke-width: .18;
    stroke-linejoin: round;
}

/* ── Колонка с формой ─────────────────────────────────────────── */

.mt-login__main {
    display: flex;
    flex: 1 1 auto;
    min-width: 0;
    flex-direction: column;
    padding: 20px 16px 32px;
}

@media (min-width: 640px) {
    .mt-login__main { padding: 24px 32px 40px; }
}

.mt-login__topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 44px;
}

.mt-login__back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 44px;
    padding-inline: 4px;
    border-radius: 6px;
    color: var(--mt-link);
    font-size: .9375rem;
    font-weight: 500;
    text-decoration: none;
    transition: color .15s var(--mt-ease);
}

.mt-login__back .material-symbols-outlined {
    font-size: 18px;
    transition: transform .2s var(--mt-ease);
}

.mt-login__back:hover { text-decoration: underline; text-underline-offset: 3px; }
.mt-login__back:hover .material-symbols-outlined { transform: translateX(-3px); }

.mt-login__theme {
    display: flex;
    align-items: center;
    margin-left: auto;
    color: var(--mt-muted);
}

.mt-login__panel {
    width: 100%;
    max-width: 400px;
    margin: auto;
    padding-block: 32px;
}

.mt-login__panel-logo {
    width: 169px;
    margin-bottom: 40px;
}

@media (min-width: 1024px) {
    .mt-login__panel-logo { display: none; }
}

.mt-login__title {
    margin: 0;
    color: var(--mt-text);
    font-size: 1.75rem;
    font-weight: 600;
    line-height: 1.25;
    letter-spacing: -.015em;
    text-wrap: balance;
}

.mt-login__lead {
    margin: 8px 0 28px;
    color: var(--mt-muted);
    font-size: .9375rem;
}

/* Сообщения */

.mt-login__alert {
    display: flex;
    gap: 10px;
    margin-bottom: 24px;
    padding: 12px 14px;
    border: 1px solid var(--mt-danger-border);
    border-radius: var(--mt-radius);
    background: var(--mt-danger-bg);
    color: var(--mt-danger);
    font-size: .9375rem;
    line-height: 1.45;
}

.mt-login__alert:focus { outline: none; }
.mt-login__alert:focus-visible { outline: 2px solid var(--mt-danger); outline-offset: 2px; }
.mt-login__alert p { margin: 0; }
.mt-login__alert p + p { margin-top: 6px; }
.mt-login__alert .material-symbols-outlined { flex: none; font-size: 20px; line-height: 1.1; }

/* Поля */

.mt-login__form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.mt-login__field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.mt-login__label {
    color: var(--mt-text);
    font-size: .9375rem;
    font-weight: 500;
}

.mt-login__field input {
    width: 100%;
    height: 48px;
    padding: 0 14px;
    border: 1px solid var(--mt-border);
    border-radius: var(--mt-radius);
    background: var(--mt-field);
    box-shadow: none;
    color: var(--mt-text);
    font-size: 1rem; /* не меньше 16px: iOS не зумит поле при фокусе */
    font-weight: 400;
    outline: none;
    transition: border-color .15s var(--mt-ease), box-shadow .15s var(--mt-ease);
}

.mt-login__field input:hover { border-color: var(--mt-border-hover); }

.mt-login__field input:focus-visible,
.mt-login__field input:focus {
    border-color: var(--mt-focus);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--mt-focus) 28%, transparent);
    outline: none;
}

.mt-login__field.is-invalid input { border-color: var(--mt-danger); }

.mt-login__field-error {
    margin: 0;
    color: var(--mt-danger);
    font-size: .875rem;
}

.mt-login__password { position: relative; }
.mt-login__password input { padding-right: 52px; }

.mt-login__reveal {
    position: absolute;
    top: 2px;
    right: 2px;
    display: grid;
    width: 44px;
    height: 44px;
    place-items: center;
    border: 0;
    border-radius: 6px;
    background: transparent;
    color: var(--mt-muted);
    cursor: pointer;
    transition: color .15s var(--mt-ease), background-color .15s var(--mt-ease);
}

.mt-login__reveal:hover { background: var(--mt-surface); color: var(--mt-text); }
.mt-login__reveal:focus-visible { outline: 2px solid var(--mt-focus); outline-offset: -2px; }
.mt-login__reveal .material-symbols-outlined { font-size: 20px; }

.mt-login__hint {
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 0;
    color: var(--mt-muted);
    font-size: .875rem;
}

.mt-login__hint[hidden] { display: none; }
.mt-login__hint .material-symbols-outlined { font-size: 18px; }

/* Кнопка */

.mt-login__submit {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    min-height: 48px;
    margin-top: 4px;
    padding: 0 20px;
    border: 0;
    border-radius: var(--mt-radius);
    background: var(--mt-blue);
    color: #FFFFFF;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    touch-action: manipulation;
    transition: background-color .15s var(--mt-ease), transform .1s var(--mt-ease);
}

.mt-login__submit:hover { background: var(--mt-blue-hover); }
.mt-login__submit:active { transform: scale(.99); }

.mt-login__submit:focus-visible {
    outline: 2px solid var(--mt-focus);
    outline-offset: 3px;
}

.mt-login__submit.is-busy { cursor: progress; background: var(--mt-blue-hover); }

.mt-login__spinner {
    display: none;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, .4);
    border-top-color: #FFFFFF;
    border-radius: 50%;
    animation: mt-login-spin .7s linear infinite;
}

.mt-login__submit.is-busy .mt-login__spinner { display: inline-block; }

@keyframes mt-login-spin { to { transform: rotate(360deg); } }

.mt-login__link {
    align-self: center;
    padding: 10px 4px;
    color: var(--mt-link);
    font-size: .9375rem;
    font-weight: 500;
    text-decoration: none;
}

.mt-login__link:hover { text-decoration: underline; text-underline-offset: 3px; }

.mt-login__back:focus-visible,
.mt-login__link:focus-visible,
.mt-login__brand-logo:focus-visible {
    outline: 2px solid var(--mt-focus);
    outline-offset: 2px;
}

.mt-login__brand-logo:focus-visible { outline-color: #8FB8FF; }

.mt-login__note {
    display: flex;
    gap: 10px;
    margin: 32px 0 0;
    padding-top: 20px;
    border-top: 1px solid var(--mt-border);
    color: var(--mt-muted);
    font-size: .875rem;
    line-height: 1.5;
}

.mt-login__note .material-symbols-outlined { flex: none; font-size: 18px; line-height: 1.25; }

/* Сообщения Unfold (например, после выхода) — в ширину формы */
.mt-login__panel .messagelist { margin-bottom: 24px; }

@media (prefers-reduced-motion: reduce) {
    .mt-login *,
    .mt-login *::before,
    .mt-login *::after {
        transition-duration: .01ms !important;
    }

    .mt-login__spinner { animation-duration: 1.6s; }
    .mt-login__submit:active { transform: none; }
}

.mt-login__links {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0.5rem 1rem;
}

.mt-login__links .mt-login__link {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
}