:root {
    --login-bg: #081322;
    --login-bg-soft: #102139;
    --login-surface: #f7f9fc;
    --login-surface-strong: #fbfdff;
    --login-ink: #09172d;
    --login-muted: #5a6880;
    --login-line: rgba(86, 116, 156, 0.24);
    --login-accent: #2f6bff;
    --login-accent-dark: #174fd5;
    --login-accent-soft: rgba(47, 107, 255, 0.12);
    --login-danger: #bd2f2f;
    --login-success: #176b43;
    --login-radius-lg: 24px;
    --login-radius-md: 16px;
    --login-radius-sm: 12px;
    --login-font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

* {
    box-sizing: border-box;
}

html,
body {
    width: 100%;
    min-height: 100%;
    margin: 0;
}

body {
    min-height: 100dvh;
    overflow-x: hidden;
    color: var(--login-ink);
    background:
        linear-gradient(118deg, rgba(47, 107, 255, 0.18) 0%, transparent 34%),
        linear-gradient(142deg, #07111f 0%, #0b192b 46%, #12253d 100%);
    font-family: var(--login-font);
    letter-spacing: 0;
}

body::before {
    position: fixed;
    inset: 0;
    content: "";
    pointer-events: none;
    background:
        linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(0deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(155deg, transparent 0%, rgba(255, 255, 255, 0.06) 45%, transparent 72%);
    background-size: 72px 72px, 72px 72px, auto;
    opacity: 0.36;
}

button,
input {
    font: inherit;
}

button {
    -webkit-tap-highlight-color: transparent;
}

.screen-login {
    position: relative;
    width: 100%;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(18px, 3vw, 36px);
    overflow: hidden;
    isolation: isolate;
}

.screen-login__shell {
    position: relative;
    width: min(980px, 100%);
    height: min(600px, calc(100dvh - 44px));
    min-height: 0;
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
    overflow: hidden;
    border: 1px solid rgba(172, 193, 222, 0.2);
    border-radius: var(--login-radius-lg);
    background: rgba(247, 249, 252, 0.96);
    box-shadow:
        0 38px 90px rgba(1, 8, 22, 0.38),
        0 1px 0 rgba(255, 255, 255, 0.18) inset;
    animation: screen-login-shell-enter 0.28s ease both;
}

.screen-login__visual {
    position: relative;
    z-index: 1;
    min-width: 0;
    display: grid;
    grid-template-rows: auto 1fr auto;
    gap: 14px;
    padding: clamp(26px, 2.8vw, 38px);
    overflow: hidden;
    color: #eef5ff;
    background:
        linear-gradient(128deg, rgba(47, 107, 255, 0.3) 0%, transparent 36%),
        linear-gradient(158deg, #071426 0%, #0b1b31 48%, #102947 100%);
}

.screen-login__visual::before {
    position: absolute;
    inset: 0;
    z-index: -1;
    content: "";
    background:
        linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px),
        linear-gradient(0deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: linear-gradient(140deg, rgba(0, 0, 0, 0.8), transparent 74%);
}

.screen-login__visual::after {
    position: absolute;
    right: -18%;
    top: -28%;
    width: 70%;
    height: 92%;
    content: "";
    background: linear-gradient(142deg, transparent 8%, rgba(255, 255, 255, 0.14) 48%, transparent 76%);
    opacity: 0.52;
    pointer-events: none;
    transform: rotate(-8deg);
}

.screen-login__brand-copy,
.screen-login__site-visual,
.screen-login__copyright {
    position: relative;
    z-index: 1;
}

.screen-login__brand {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 28px;
}

.screen-login__brand-logo {
    width: 58px;
    height: 58px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: var(--login-radius-md);
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.06)),
        rgba(255, 255, 255, 0.08);
    box-shadow: 0 18px 46px rgba(1, 8, 22, 0.22);
}

.screen-login__brand-logo img {
    width: 40px;
    height: 40px;
    display: block;
    object-fit: contain;
}

.screen-login__brand-name {
    display: grid;
    gap: 2px;
    min-width: 0;
    color: rgba(238, 245, 255, 0.72);
    font-size: 13px;
    line-height: 1.35;
}

.screen-login__brand-name strong {
    overflow: hidden;
    color: #f8fbff;
    font-size: 16px;
    font-weight: 800;
    line-height: 1.25;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.screen-login__brand-name span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.screen-login__brand-title {
    max-width: 520px;
    margin: 0 0 12px;
    color: #f8fbff;
    font-size: clamp(32px, 3.3vw, 42px);
    font-weight: 800;
    line-height: 1.14;
}

.screen-login__brand-subtitle {
    max-width: 500px;
    margin: 0;
    color: rgba(226, 237, 255, 0.78);
    font-size: 15px;
    font-weight: 500;
    line-height: 1.7;
}

.screen-login__brand-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 18px;
    max-width: 520px;
    margin-top: 24px;
    padding-top: 18px;
    border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.screen-login__brand-tag {
    display: grid;
    gap: 4px;
    min-height: 0;
    padding: 0 18px 0 0;
    border-right: 1px solid rgba(255, 255, 255, 0.13);
    color: rgba(238, 245, 255, 0.82);
}

.screen-login__brand-tag:last-child {
    padding-right: 0;
    border-right: 0;
}

.screen-login__brand-tag span {
    color: rgba(238, 245, 255, 0.64);
    font-size: 12px;
}

.screen-login__brand-tag strong {
    color: #f8fbff;
    font-size: 14px;
    font-weight: 700;
}

.screen-login__site-visual {
    align-self: end;
    height: 160px;
    margin-top: 0;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 18px;
    background:
        linear-gradient(140deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.04)),
        rgba(8, 22, 40, 0.6);
    box-shadow:
        0 30px 70px rgba(1, 8, 22, 0.34),
        0 1px 0 rgba(255, 255, 255, 0.18) inset;
    perspective: 900px;
}

.screen-login__site-stage {
    position: absolute;
    inset: 16px 16px 12px;
    transform-style: preserve-3d;
    transform: rotateX(58deg) rotateZ(-18deg) translateY(8px);
    animation: site-stage-float 7s ease-in-out infinite;
}

.screen-login__site-grid {
    position: absolute;
    inset: 14px 0 2px;
    overflow: hidden;
    border: 1px solid rgba(130, 162, 212, 0.34);
    background:
        linear-gradient(90deg, rgba(122, 154, 204, 0.26) 1px, transparent 1px),
        linear-gradient(0deg, rgba(122, 154, 204, 0.22) 1px, transparent 1px),
        linear-gradient(145deg, rgba(47, 107, 255, 0.16), rgba(255, 255, 255, 0.03));
    background-size: 24px 24px, 24px 24px, auto;
    box-shadow: 0 20px 44px rgba(0, 9, 25, 0.35);
    transform: translateZ(-20px);
}

.screen-login__site-grid::after {
    position: absolute;
    inset: 0;
    content: "";
    background: linear-gradient(100deg, transparent, rgba(47, 107, 255, 0.32), transparent);
    transform: translateX(-100%);
    animation: site-sweep 4.8s ease-in-out infinite;
}

.screen-login__site-block {
    position: absolute;
    left: var(--x);
    top: var(--y);
    width: var(--w);
    height: var(--h);
    border: 1px solid rgba(190, 210, 238, 0.38);
    background: rgba(47, 107, 255, 0.12);
    box-shadow: 0 10px 24px rgba(1, 8, 22, 0.18);
    transform: translateZ(var(--z));
}

.screen-login__site-block.is-strong {
    border-color: rgba(206, 222, 246, 0.48);
    background: rgba(47, 107, 255, 0.22);
}

.screen-login__site-route {
    position: absolute;
    left: var(--x);
    top: var(--y);
    width: var(--w);
    height: 2px;
    overflow: hidden;
    background: rgba(194, 211, 236, 0.44);
    transform: translateZ(36px) rotateZ(var(--r));
}

.screen-login__site-route::after {
    position: absolute;
    inset: 0;
    content: "";
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.85), transparent);
    transform: translateX(-100%);
    animation: site-route-travel 2.8s ease-in-out infinite;
    animation-delay: var(--delay);
}

.screen-login__site-pin {
    position: absolute;
    left: var(--x);
    top: var(--y);
    width: 12px;
    height: 12px;
    border: 2px solid rgba(255, 255, 255, 0.78);
    border-radius: 50%;
    background: var(--login-accent);
    box-shadow: 0 0 0 8px rgba(47, 107, 255, 0.13);
    transform: translateZ(54px);
    animation: site-pin-pulse 2.6s ease-in-out infinite;
    animation-delay: var(--delay);
}

.screen-login__copyright {
    align-self: end;
    color: rgba(226, 237, 255, 0.56);
    font-size: 11px;
}

.screen-login__panel {
    position: relative;
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(28px, 2.8vw, 40px);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(242, 246, 252, 0.98)),
        var(--login-surface);
}

.screen-login__panel::before {
    position: absolute;
    inset: 0 auto 0 0;
    width: 1px;
    content: "";
    background: linear-gradient(180deg, transparent, rgba(47, 107, 255, 0.42), transparent);
}

.screen-login__card {
    position: relative;
    width: 100%;
    max-width: 408px;
    margin: 0;
}

.screen-login__form-title {
    margin-bottom: 20px;
}

.screen-login__form-kicker {
    width: fit-content;
    min-height: 26px;
    display: inline-flex;
    align-items: center;
    margin-bottom: 12px;
    padding: 0 12px;
    border: 1px solid rgba(47, 107, 255, 0.18);
    border-radius: var(--login-radius-sm);
    color: var(--login-accent-dark);
    background: var(--login-accent-soft);
    font-size: 13px;
    font-weight: 700;
}

.screen-login__card h2 {
    margin: 0 0 6px;
    color: var(--login-ink);
    font-size: clamp(30px, 2.3vw, 34px);
    font-weight: 800;
    line-height: 1.15;
}

.screen-login__form-title p {
    margin: 0;
    color: var(--login-muted);
    font-size: 14px;
    line-height: 1.55;
}

.screen-login__field {
    display: grid;
    gap: 6px;
    margin-bottom: 16px;
}

.screen-login__field label {
    color: #15233a;
    font-size: 14px;
    font-weight: 600;
    line-height: 32px;
}

.screen-login__input-wrap {
    position: relative;
    width: 100%;
    min-height: 46px;
    display: flex;
    align-items: center;
    padding: 0 15px;
    overflow: hidden;
    border-radius: var(--login-radius-md);
    background: rgba(255, 255, 255, 0.92);
    box-shadow:
        0 0 0 1px rgba(93, 115, 150, 0.2) inset,
        0 16px 32px rgba(13, 36, 72, 0.06);
    transition: box-shadow 0.18s ease, background 0.18s ease, transform 0.18s ease;
}

.screen-login__input-wrap:hover {
    background: #fbfdff;
    box-shadow:
        0 0 0 1px rgba(47, 107, 255, 0.34) inset,
        0 18px 34px rgba(13, 36, 72, 0.08);
    transform: translateY(-1px);
}

.screen-login__input-wrap:focus-within {
    background: #fbfdff;
    box-shadow:
        0 0 0 1px var(--login-accent) inset,
        0 0 0 4px rgba(47, 107, 255, 0.13),
        0 20px 36px rgba(47, 107, 255, 0.12);
    transform: translateY(-1px);
}

.screen-login__input-icon {
    width: 24px;
    height: 24px;
    flex: 0 0 auto;
    margin-right: 10px;
    padding: 3px;
    border-radius: 8px;
    background: rgba(47, 107, 255, 0.08);
    box-shadow: none;
}

.screen-login__field input {
    position: relative;
    z-index: 1;
    flex: 1 1 auto;
    width: 100%;
    min-width: 0;
    height: 24px;
    padding: 0;
    color: var(--login-ink);
    border: 0;
    outline: none;
    background: transparent;
    box-shadow: none;
    font-family: Arial, sans-serif;
    font-size: 14px;
    font-weight: 500;
    line-height: 24px;
    caret-color: var(--login-accent);
}

.screen-login__field input::placeholder {
    color: #7d8da5;
    font-weight: 400;
}

.screen-login__field input:-webkit-autofill,
.screen-login__field input:-webkit-autofill:hover,
.screen-login__field input:-webkit-autofill:focus {
    -webkit-text-fill-color: var(--login-ink);
    -webkit-box-shadow: 0 0 0 1000px transparent inset !important;
    box-shadow: 0 0 0 1000px transparent inset !important;
    -webkit-background-clip: text;
    background-clip: text;
    transition: background-color 9999s ease-out;
}

.screen-login__field input[type="password"] {
    letter-spacing: normal;
}

.screen-login__captcha-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 124px;
    gap: 10px;
    width: 100%;
}

.screen-login__captcha-refresh {
    position: relative;
    min-width: 0;
    width: 124px;
    height: 46px;
    padding: 0;
    overflow: hidden;
    border: 1px solid rgba(93, 115, 150, 0.24);
    border-radius: var(--login-radius-md);
    background: #f6f9ff;
    cursor: pointer;
    transition: border-color 0.18s ease, outline-color 0.18s ease;
}

.screen-login__captcha-refresh:hover,
.screen-login__captcha-refresh:focus-visible {
    border-color: var(--login-accent);
    outline: 3px solid rgba(47, 107, 255, 0.13);
}

.screen-login__captcha-refresh img {
    display: block;
    width: 124px;
    height: 40px;
    object-fit: cover;
}

.screen-login__options {
    min-height: 24px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    margin: 0 0 12px;
}

.screen-login__remember {
    display: inline-flex;
    min-width: 0;
    align-items: center;
    gap: 9px;
    color: #45546a;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    line-height: 1;
}

.screen-login__remember input {
    position: relative;
    width: 16px;
    height: 16px;
    flex: 0 0 auto;
    margin: 0;
    appearance: none;
    border: 1px solid rgba(93, 115, 150, 0.48);
    border-radius: 5px;
    background: #ffffff;
    transition: border-color 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
}

.screen-login__remember input:checked {
    border-color: var(--login-accent);
    background: var(--login-accent);
}

.screen-login__remember input:checked::after {
    position: absolute;
    left: 5px;
    top: 2px;
    width: 4px;
    height: 8px;
    content: "";
    border: solid #ffffff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
    transform-origin: center;
}

.screen-login__remember span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.screen-login__button {
    position: relative;
    width: 100%;
    min-height: 48px;
    overflow: hidden;
    color: #ffffff;
    border: 0;
    border-radius: var(--login-radius-md);
    background: var(--login-accent);
    box-shadow: 0 18px 34px rgba(47, 107, 255, 0.24);
    cursor: pointer;
    font-family: Arial, sans-serif;
    font-size: 16px;
    font-weight: 700;
    line-height: 16px;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.screen-login__button:hover:not(:disabled),
.screen-login__button:focus-visible:not(:disabled) {
    background: var(--login-accent-dark);
    box-shadow: 0 20px 38px rgba(47, 107, 255, 0.28);
    transform: translateY(-1px);
}

.screen-login__button:active:not(:disabled) {
    transform: translateY(1px);
}

.screen-login__button:disabled {
    cursor: wait;
    opacity: 0.78;
}

.screen-login__button.is-loading {
    padding-left: 30px;
}

.screen-login__button.is-loading::before {
    position: absolute;
    top: 50%;
    left: calc(50% - 62px);
    width: 18px;
    height: 18px;
    content: "";
    border: 2px solid rgba(255, 255, 255, 0.32);
    border-top-color: #ffffff;
    border-radius: 50%;
    transform: translateY(-50%);
    animation: screen-login-spin 0.78s linear infinite;
}

.screen-login__message {
    min-height: 20px;
    margin-top: 10px;
    color: var(--login-muted);
    font-size: 14px;
    font-weight: 600;
    line-height: 1.6;
}

.screen-login__message[data-type="error"] {
    color: var(--login-danger);
}

.screen-login__message[data-type="success"] {
    color: var(--login-success);
}

.screen-login-transition {
    position: fixed;
    inset: 0;
    z-index: 50;
    display: grid;
    place-items: center;
    padding: 32px;
    color: #eef5ff;
    background: rgba(8, 19, 34, 0.82);
    backdrop-filter: blur(8px);
    opacity: 0;
    transition: opacity 0.18s ease;
}

.screen-login-transition[hidden] {
    display: none;
}

.screen-login-transition.is-visible {
    opacity: 1;
}

.screen-login-transition__panel {
    position: relative;
    display: grid;
    justify-items: center;
    gap: 14px;
    width: min(420px, 100%);
    padding: 42px 44px 38px;
    overflow: hidden;
    border: 1px solid rgba(172, 193, 222, 0.2);
    border-radius: var(--login-radius-md);
    background:
        linear-gradient(180deg, rgba(16, 33, 57, 0.94), rgba(8, 19, 34, 0.96)),
        var(--login-bg-soft);
    box-shadow: 0 30px 80px rgba(1, 8, 22, 0.38);
}

.screen-login-transition__ring {
    position: relative;
    width: 76px;
    height: 76px;
    border: 2px solid rgba(47, 107, 255, 0.22);
    border-top-color: #7bdcff;
    border-radius: 50%;
    animation: screen-login-ring-spin 1.08s linear infinite;
}

.screen-login-transition__ring::after {
    position: absolute;
    inset: 23px;
    content: "";
    border-radius: 50%;
    background: var(--login-accent);
}

.screen-login-transition strong,
.screen-login-transition p {
    margin: 0;
    text-align: center;
}

.screen-login-transition strong {
    color: #f8fbff;
    font-size: 26px;
    font-weight: 800;
}

.screen-login-transition p {
    color: rgba(226, 237, 255, 0.68);
    font-size: 15px;
    font-weight: 600;
}

.screen-login-transition i {
    position: relative;
    width: 190px;
    height: 3px;
    overflow: hidden;
    border-radius: 999px;
    background: rgba(123, 220, 255, 0.12);
}

.screen-login-transition i::before {
    position: absolute;
    inset: 0;
    width: 44%;
    content: "";
    border-radius: inherit;
    background: linear-gradient(90deg, transparent, #7bdcff, transparent);
    animation: screen-login-progress 1.2s ease-in-out infinite;
}

@keyframes screen-login-shell-enter {
    from {
        opacity: 0;
        visibility: hidden;
        transform: translateY(10px) scale(0.992);
    }

    to {
        opacity: 1;
        visibility: visible;
        transform: translateY(0) scale(1);
    }
}

@keyframes site-stage-float {
    0%,
    100% {
        transform: rotateX(58deg) rotateZ(-18deg) translateY(8px);
    }

    50% {
        transform: rotateX(58deg) rotateZ(-18deg) translateY(0);
    }
}

@keyframes site-sweep {
    0%,
    24% {
        transform: translateX(-100%);
    }

    72%,
    100% {
        transform: translateX(100%);
    }
}

@keyframes site-route-travel {
    0% {
        transform: translateX(-100%);
    }

    100% {
        transform: translateX(100%);
    }
}

@keyframes site-pin-pulse {
    0%,
    100% {
        opacity: 0.72;
        transform: translateZ(54px) scale(0.94);
    }

    50% {
        opacity: 1;
        transform: translateZ(54px) scale(1.04);
    }
}

@keyframes screen-login-spin {
    to {
        transform: translateY(-50%) rotate(360deg);
    }
}

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

@keyframes screen-login-progress {
    0% {
        transform: translateX(-110%);
    }

    100% {
        transform: translateX(230%);
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
    }
}

@media (max-width: 980px) {
    body {
        overflow-y: auto;
    }

    .screen-login {
        align-items: stretch;
        padding: 18px;
        overflow: visible;
    }

    .screen-login__shell {
        height: auto;
        min-height: calc(100dvh - 36px);
        grid-template-columns: 1fr;
    }

    .screen-login__visual {
        min-height: 268px;
        grid-template-rows: auto;
        gap: 0;
        padding: 32px 28px 30px;
    }

    .screen-login__brand {
        margin-bottom: 24px;
    }

    .screen-login__brand-title {
        max-width: 620px;
        font-size: 30px;
    }

    .screen-login__brand-subtitle {
        max-width: 620px;
    }

    .screen-login__brand-tags,
    .screen-login__site-visual,
    .screen-login__copyright {
        display: none;
    }

    .screen-login__panel {
        padding: 36px 28px 42px;
    }

    .screen-login__panel::before {
        inset: 0 0 auto 0;
        width: auto;
        height: 1px;
    }
}

@media (max-width: 520px) {
    .screen-login {
        padding: 0;
    }

    .screen-login__shell {
        min-height: 100dvh;
        border: 0;
        border-radius: 0;
    }

    .screen-login__visual {
        min-height: 250px;
        padding: 28px 20px;
    }

    .screen-login__brand {
        gap: 12px;
        margin-bottom: 20px;
    }

    .screen-login__brand-logo {
        width: 58px;
        height: 58px;
    }

    .screen-login__brand-logo img {
        width: 40px;
        height: 40px;
    }

    .screen-login__brand-title {
        font-size: 26px;
    }

    .screen-login__brand-subtitle {
        font-size: 15px;
        line-height: 1.75;
    }

    .screen-login__panel {
        align-items: flex-start;
        padding: 34px 20px 42px;
    }

    .screen-login__form-title {
        margin-bottom: 24px;
    }

    .screen-login__card h2 {
        font-size: 30px;
    }

    .screen-login__field {
        margin-bottom: 18px;
    }

    .screen-login__captcha-row {
        grid-template-columns: minmax(0, 1fr) 118px;
        gap: 10px;
    }
}