/* ── Страница входа Abitrium — Premium ───────────────────────────────── */

:root {
    --ln-navy:    #071B4A;
    --ln-blue:    #1D5BFF;
    --ln-cyan:    #13B8B2;
    --ln-text:    #0f172a;
    --ln-sub:     #64748b;
    --ln-border:  #e2e8f0;
    --ln-bg:      #f8fafc;
    --ln-white:   #ffffff;
    --ln-radius:  18px;
    --ln-radius-sm: 12px;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }

/* ── Анимации ────────────────────────────────────────────────────────── */
@keyframes gradShift {
    0%   { background-position: 0% 50%; }
    50%  { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes orbFloat1 {
    0%, 100% { transform: translate(0, 0)    scale(1);    }
    33%       { transform: translate(40px,-30px) scale(1.06); }
    66%       { transform: translate(-20px,20px) scale(0.96); }
}

@keyframes orbFloat2 {
    0%, 100% { transform: translate(0, 0)    scale(1);    }
    40%       { transform: translate(-35px,25px) scale(1.08); }
    70%       { transform: translate(20px,-15px) scale(0.95); }
}

@keyframes cardIn {
    from { opacity: 0; transform: translateY(24px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0)    scale(1);    }
}

@keyframes logoIn {
    from { opacity: 0; transform: translateY(-16px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes shimmer {
    from { background-position: -200% center; }
    to   { background-position:  200% center; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ── Страница ────────────────────────────────────────────────────────── */
.login-page {
    margin: 0;
    min-height: 100dvh;
    color-scheme: light;
    font-family: "Open Sans", system-ui, sans-serif;
    font-size: 15px;
    line-height: 1.5;
    color: var(--ln-text);
    background: radial-gradient(120% 120% at 10% 0%, #1d5bff 0%, #0b2f7f 42%, #071b4a 100%);
    background-size: 180% 180%;
    animation: gradShift 18s ease infinite;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2.5rem 1rem;
    position: relative;
    overflow: hidden;
}

/* ── Плавающие свечения ──────────────────────────────────────────────── */
.login-orbs {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.login-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(72px);
    will-change: transform;
}

.login-orb--1 {
    width: 520px; height: 520px;
    top: -180px; right: -140px;
    background: rgba(29, 91, 255, 0.28);
    animation: orbFloat1 22s ease-in-out infinite;
}
.login-orb--2 {
    width: 420px; height: 420px;
    bottom: -130px; left: -100px;
    background: rgba(19, 184, 178, 0.25);
    animation: orbFloat2 28s ease-in-out infinite;
}
.login-orb--3 {
    width: 240px; height: 240px;
    top: 30%; left: 10%;
    background: rgba(7, 27, 74, 0.35);
    animation: orbFloat1 18s ease-in-out infinite 6s;
}
.login-orb--4 {
    width: 140px; height: 140px;
    bottom: 20%; right: 15%;
    background: rgba(29, 91, 255, 0.12);
    animation: orbFloat2 24s ease-in-out infinite 3s;
}

/* ── Центрирующий контейнер ──────────────────────────────────────────── */
.login-center {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    width: 100%;
    max-width: 440px;
}

/* ── Логотип ─────────────────────────────────────────────────────────── */
.login-logo-wrap {
    display: flex;
    justify-content: center;
    animation: logoIn 0.6s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.login-logo {
    width: clamp(14rem, 60vw, 22rem);
    height: auto;
    object-fit: contain;
    filter: brightness(0) invert(1) drop-shadow(0 4px 32px rgba(255,255,255,0.25));
}

/* ── Карточка ────────────────────────────────────────────────────────── */
.login-card {
    width: 100%;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-radius: var(--ln-radius);
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow:
        0 0 0 1px rgba(29, 91, 255, 0.08),
        0 10px 24px rgba(7, 27, 74, 0.12),
        0 24px 56px rgba(7, 27, 74, 0.16);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    animation: cardIn 0.7s cubic-bezier(0.22, 1, 0.36, 1) 0.1s both;
}

.login-card__header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.25rem;
}

.login-card__title {
    font-size: 1.45rem;
    font-weight: 800;
    color: var(--ln-navy);
    margin: 0;
    letter-spacing: -0.03em;
    line-height: 1.2;
}

.login-card__sub {
    margin: 0;
    font-size: 0.875rem;
    color: var(--ln-sub);
}

.login-inline-hint {
    margin: 0;
    padding: 0.45rem 0.65rem;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    width: fit-content;
    font-size: 0.75rem;
    font-weight: 600;
}

.login-inline-hint--warn {
    color: #92400e;
    background: rgba(245, 158, 11, 0.11);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

/* ── Уведомления ─────────────────────────────────────────────────────── */
.login-notice {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    column-gap: 0.85rem;
    width: 100%;
    padding: 0.9rem 0.95rem;
    border-radius: var(--ln-radius-sm);
    font-size: 0.84rem;
}

.login-notice--warn {
    background: rgba(245, 158, 11, 0.08);
    border: 1px solid rgba(245, 158, 11, 0.25);
    color: #92400e;
}

.login-notice--maintenance {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.11) 0%, rgba(251, 191, 36, 0.07) 100%);
    border: 1px solid rgba(245, 158, 11, 0.35);
    color: #92400e;
}

.login-notice__ico {
    flex-shrink: 0;
    width: 2.35rem;
    height: 2.35rem;
    border-radius: 10px;
    background: rgba(245, 158, 11, 0.12);
    color: #d97706;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.login-notice--maintenance .login-notice__ico {
    background: rgba(245, 158, 11, 0.2);
    color: #b45309;
}

.login-notice__body {
    flex: 1;
    min-width: 0;
}

.login-notice__actions {
    display: flex;
    align-items: center;
}

.login-notice strong {
    display: block;
    font-weight: 800;
    margin-bottom: 0.08rem;
    font-size: 0.9rem;
    line-height: 1.2;
}

.login-notice p {
    margin: 0;
    font-size: 0.78rem;
    color: #b45309;
    line-height: 1.3;
}

.login-notice__body p + p { margin-top: 0.2rem; }

.login-notice--maintenance .login-notice__body strong {
    font-size: 0.8rem;
    white-space: nowrap;
}

.login-notice--maintenance .login-notice__body p {
    font-size: 0.8rem;
    white-space: nowrap;
}

.login-notice__action {
    margin-top: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.35rem;
    height: 2.35rem;
    padding: 0;
    border-radius: 10px;
    border: 1px solid currentColor;
    background: transparent;
    color: inherit;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.15s ease;
}

.login-notice__action:hover { background: rgba(0, 0, 0, 0.06); }
.login-notice__action i { margin: 0; }

.login-maintenance-contact {
    width: 100%;
    margin-top: -0.25rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    padding: 0.62rem 0.95rem;
    border-radius: 10px;
    border: 1px solid rgba(180, 83, 9, 0.45);
    background: rgba(245, 158, 11, 0.08);
    color: #92400e;
    font-size: 0.84rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.15s ease, border-color 0.15s ease;
}

.login-maintenance-contact:hover {
    background: rgba(245, 158, 11, 0.14);
    border-color: rgba(180, 83, 9, 0.62);
}

.login-alert {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: start;
    column-gap: 0.7rem;
    width: 100%;
    padding: 0.8rem 0.9rem;
    border-radius: var(--ln-radius-sm);
    font-size: 0.875rem;
    border: 1px solid transparent;
    position: relative;
    transition: opacity 0.22s ease, transform 0.22s ease;
    text-align: justify;
    text-justify: inter-word;
}

.login-alert--danger  { background: rgba(220,38,38,0.06);  border-color: rgba(220,38,38,0.18);  color: #b91c1c; }
.login-alert--warning { background: rgba(217,119,6,0.07);  border-color: rgba(217,119,6,0.2);   color: #92400e; }
.login-alert--success { background: rgba(22,163,74,0.07);  border-color: rgba(22,163,74,0.2);   color: #15803d; }
.login-alert--info    { background: rgba(29,91,255,0.06);  border-color: rgba(29,91,255,0.18);  color: #1e40af; }

.login-alert__ico { flex-shrink: 0; font-size: 0.95rem; margin-top: 0.05rem; }

.login-alert__body {
    display: flex;
    flex-direction: column;
    gap: 0;
    flex: 1;
    min-width: 0;
}

.login-alert__actions {
    display: flex;
    align-items: flex-start;
}

.login-alert__text {
    display: block;
    width: 100%;
    text-align: justify;
    text-justify: inter-word;
    line-height: 1.45;
    white-space: pre-line;
}

.login-alert__action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    padding: 0;
    border-radius: 8px;
    border: 1px solid currentColor;
    background: transparent;
    color: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s ease;
}

.login-alert__action:hover { background: rgba(0,0,0,0.06); }

.login-alert--farewell {
    background: linear-gradient(135deg, rgba(29, 91, 255, 0.12) 0%, rgba(99, 102, 241, 0.08) 100%);
    border-color: rgba(59, 130, 246, 0.28);
    color: #1e3a8a;
}

.login-alert--farewell .login-alert__ico {
    width: 1.7rem;
    height: 1.7rem;
    border-radius: 999px;
    background: rgba(29, 91, 255, 0.13);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 0.05rem;
}

.login-alert.is-closing {
    opacity: 0;
    transform: translateY(-6px);
}

/* ── Форма ───────────────────────────────────────────────────────────── */
.login-card form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.login-field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.login-label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--ln-navy);
    letter-spacing: 0.01em;
}

.login-input-wrap {
    display: flex;
    align-items: center;
    background: var(--ln-bg);
    border: 1.5px solid var(--ln-border);
    border-radius: var(--ln-radius-sm);
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    overflow: hidden;
}

.login-input-wrap:focus-within {
    background: var(--ln-white);
    border-color: var(--ln-blue);
    box-shadow: 0 0 0 4px rgba(29,91,255,0.1), 0 2px 8px rgba(29,91,255,0.08);
}

.login-input-ico {
    flex-shrink: 0;
    width: 2.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #94a3b8;
    font-size: 0.875rem;
    transition: color 0.2s ease;
}

.login-input-wrap:focus-within .login-input-ico { color: var(--ln-blue); }

.login-input {
    flex: 1;
    min-width: 0;
    border: none;
    background: transparent;
    padding: 0.8rem 0.75rem 0.8rem 0;
    font-size: 0.9375rem;
    font-family: inherit;
    color: var(--ln-text);
    outline: none;
}

.login-input::placeholder { color: #cbd5e1; }

.login-pwd-toggle {
    flex-shrink: 0;
    width: 2.75rem;
    border: none;
    background: transparent;
    color: #94a3b8;
    font-size: 0.875rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    align-self: stretch;
    transition: color 0.15s ease;
}

.login-pwd-toggle:hover { color: var(--ln-blue); }

/* ── Кнопка ──────────────────────────────────────────────────────────── */
.login-page .btn-login {
    width: 100%;
    padding: 0.9rem 1.25rem;
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    background: linear-gradient(90deg, var(--ln-blue) 0%, var(--ln-cyan) 100%) !important;
    background-image: linear-gradient(90deg, var(--ln-blue) 0%, var(--ln-cyan) 100%) !important;
    color: #fff !important;
    border: none !important;
    border-radius: var(--ln-radius-sm);
    font-family: inherit;
    font-size: 0.9375rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 6px 20px rgba(29,91,255,0.35), 0 2px 6px rgba(29,91,255,0.2);
    transition: box-shadow 0.2s ease, transform 0.15s ease, opacity 0.15s ease;
    letter-spacing: 0.01em;
    text-decoration: none;
}

.login-page .btn-login:hover {
    opacity: 0.9;
    box-shadow: 0 10px 30px rgba(29,91,255,0.45), 0 4px 10px rgba(29,91,255,0.25);
    transform: translateY(-1px);
    color: #fff !important;
}

.login-page .btn-login:active { transform: translateY(0); }
.login-page .btn-login i { font-size: 0.85em; }
.login-page .btn-login:disabled { cursor: not-allowed; opacity: 0.9; }

.btn-login__spinner {
    width: 0.9rem;
    height: 0.9rem;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.35);
    border-top-color: #fff;
    display: none;
    animation: spin 0.75s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.btn-login.is-loading .btn-login__label,
.btn-login.is-loading i {
    opacity: 0.92;
}

.btn-login.is-loading .btn-login__spinner {
    display: inline-block;
}

/* ── Футер карточки ──────────────────────────────────────────────────── */
.login-card__footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.78rem;
    color: #94a3b8;
    padding-top: 0;
    border-top: 1px solid var(--ln-border);
    margin-top: 0;
    text-align: center;
}

.login-footer-sep {
    width: 3px; height: 3px;
    border-radius: 50%;
    background: #cbd5e1;
}

/* ── Модальное окно ──────────────────────────────────────────────────── */
.login-modal {
    border: 1px solid rgba(7,27,74,0.09);
    border-radius: var(--ln-radius);
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(7,27,74,0.14);
}

.login-modal__header {
    background: var(--ln-bg);
    border-bottom: 1px solid var(--ln-border);
    padding: 1rem 1.25rem;
}

.login-modal__title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--ln-navy);
    margin: 0;
}

.login-modal__body { padding: 1.25rem; }

.login-modal__footer {
    border-top: 1px solid var(--ln-border);
    background: var(--ln-bg);
    padding: 0.75rem 1.25rem;
}

.login-modal__close {
    padding: 0.45rem 1.1rem;
    border-radius: var(--ln-radius-sm);
    border: 1px solid var(--ln-border);
    background: var(--ln-white);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--ln-sub);
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease;
}

.login-modal__close:hover { background: var(--ln-bg); color: var(--ln-text); }

.contact-list { display: flex; flex-direction: column; gap: 0.65rem; }

.contact-row {
    display: flex;
    align-items: flex-start;
    gap: 0.85rem;
    padding: 0.8rem 0.9rem;
    background: var(--ln-bg);
    border-radius: var(--ln-radius-sm);
    border: 1px solid var(--ln-border);
}

.contact-row__ico {
    flex-shrink: 0;
    width: 2rem; height: 2rem;
    border-radius: 8px;
    background: rgba(29,91,255,0.08);
    color: var(--ln-blue);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
}

.contact-row strong { display: block; font-size: 0.85rem; font-weight: 700; color: var(--ln-navy); margin-bottom: 0.15rem; }
.contact-row p { margin: 0; font-size: 0.85rem; color: var(--ln-sub); line-height: 1.45; }
.contact-row a { color: var(--ln-blue); font-weight: 600; text-decoration: none; }
.contact-row a:hover { text-decoration: underline; }

/* ── Адаптив ─────────────────────────────────────────────────────────── */
@media (max-width: 480px) {
    .login-page { padding: 1.5rem 0.75rem; }
    .login-card { padding: 1.75rem 1.25rem; }
    .login-logo { width: clamp(13rem, 80vw, 20rem); }
    .login-notice,
    .login-alert {
        grid-template-columns: auto 1fr;
        row-gap: 0.5rem;
    }
    .login-notice__actions,
    .login-alert__actions {
        grid-column: 1 / -1;
    }
    .login-notice__action {
        width: 100%;
        height: 2rem;
        border-radius: 8px;
    }
}