:root {
    --login-board-width: 1920px;
    --login-board-height: 1080px;
    --login-scale: 1;
    --login-font: Arial, Helvetica, sans-serif;
}

* {
    box-sizing: border-box;
}

html,
body {
    width: 100%;
    height: 100%;
    min-height: 100%;
    margin: 0;
    background: #000000;
}

body {
    overflow: hidden;
}

.login-fit-shell {
    position: relative;
    display: grid;
    width: 100%;
    height: 100vh;
    min-height: 0;
    place-items: center;
    overflow: hidden;
}

.login-fit-box {
    position: relative;
    z-index: 1;
    width: calc(var(--login-board-width) * var(--login-scale));
    height: calc(var(--login-board-height) * var(--login-scale));
}

.login-artboard {
    position: absolute;
    top: 0;
    left: 0;
    width: var(--login-board-width);
    height: var(--login-board-height);
    overflow: hidden;
    transform: scale(var(--login-scale));
    transform-origin: top left;
    font-family: var(--login-font);
}

.login-background,
.login-panel,
.login-field > img,
.login-submit > img,
.login-divider,
.login-remember-box > img {
    position: absolute;
    display: block;
    user-select: none;
}

.login-background {
    z-index: 0;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    pointer-events: none;
}

.login-brand-logo-link {
    position: absolute;
    z-index: 5;
    top: 25px;
    left: 40px;
    width: 141px;
    height: 60px;
    display: block;
    cursor: pointer;
}

.login-brand-logo-link:focus-visible {
    outline: 2px solid #14a9ff;
    outline-offset: 3px;
}

.login-brand-logo {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: block;
    user-select: none;
    pointer-events: none;
}

.login-panel {
    z-index: 2;
    top: 248px;
    left: 619px;
    width: 680px;
    height: 550px;
}

.login-title,
.login-label,
.login-forgot,
.login-signup,
.login-submit > span,
.login-remember > span:last-child {
    position: absolute;
    z-index: 4;
    margin: 0;
    letter-spacing: 0;
}

.login-title {
    top: 294px;
    left: 619px;
    width: 680px;
    color: #f7f7f8;
    font-size: 36px;
    font-weight: 700;
    line-height: 43px;
    text-align: center;
}

.login-form {
    position: static;
}

.login-label {
    color: #f3f4f6;
    font-size: 20px;
    font-weight: 400;
    line-height: 24px;
}

.login-label-email {
    top: 396px;
    left: 669px;
}

.login-label-password {
    top: 466px;
    left: 669px;
}

.login-field {
    position: absolute;
    z-index: 3;
    width: 395px;
    height: 50px;
}

.login-field-email {
    top: 385px;
    left: 855px;
}

.login-field-password {
    top: 455px;
    left: 855px;
}

.login-field > img {
    top: 0;
    left: 0;
    width: 395px;
    height: 50px;
    pointer-events: none;
}

.login-field input {
    position: absolute;
    z-index: 1;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0 20px;
    border: 0;
    outline: 0;
    background: transparent;
    color: #f3f4f6;
    font-family: var(--login-font);
    font-size: 18px;
    font-weight: 400;
    line-height: 50px;
}

.login-field input::placeholder {
    color: #8a9aad;
    opacity: 1;
}

.login-field-password input {
    padding-right: 60px;
}

.login-password-toggle {
    position: absolute;
    z-index: 2;
    top: 5px;
    left: 341px;
    width: 46px;
    height: 41px;
    padding: 0;
    border: 0;
    background: transparent;
    cursor: pointer;
}

.login-password-toggle > img {
    display: block;
    width: 46px;
    height: 41px;
}

.login-submit {
    position: absolute;
    z-index: 3;
    top: 535px;
    left: 855px;
    width: 395px;
    height: 60px;
    padding: 0;
    border: 0;
    background: transparent;
    cursor: pointer;
}

.login-submit > img {
    top: 0;
    left: 0;
    width: 395px;
    height: 60px;
}

.login-submit > span {
    inset: 0;
    display: grid;
    place-items: center;
    color: #ffffff;
    font-size: 22px;
    font-weight: 400;
    line-height: 26px;
}

.login-remember {
    position: absolute;
    z-index: 4;
    top: 612px;
    left: 844px;
    display: block;
    width: 178px;
    height: 44px;
    color: #90a0b2;
    font-family: var(--login-font);
    font-size: 18px;
    font-weight: 400;
    line-height: 24px;
    cursor: pointer;
}

.login-remember input {
    position: absolute;
    top: 11px;
    left: 11px;
    width: 22px;
    height: 22px;
    margin: 0;
    opacity: 0;
    cursor: pointer;
}

.login-remember-box {
    position: absolute;
    top: 0;
    left: 0;
    width: 44px;
    height: 44px;
}

.login-remember-box > img {
    top: 0;
    left: 0;
    width: 44px;
    height: 44px;
}

.login-remember input:focus-visible + .login-remember-box {
    outline: 1px solid #14a9ff;
    outline-offset: 2px;
}

.login-remember input:checked + .login-remember-box::after {
    position: absolute;
    top: 12px;
    left: 17px;
    width: 7px;
    height: 13px;
    border: solid #29a9eb;
    border-width: 0 2px 2px 0;
    content: "";
    transform: rotate(45deg);
}

.login-remember > span:last-child {
    top: 15px;
    left: 43px;
    white-space: nowrap;
}

.login-forgot {
    top: 623px;
    left: 1082px;
    color: #09a8ff;
    font-size: 18px;
    font-weight: 400;
    line-height: 24px;
    text-decoration: none;
    white-space: nowrap;
}

.login-divider {
    z-index: 3;
    top: 679px;
    left: 855px;
    width: 393px;
    height: 1px;
}

.login-signup {
    top: 707px;
    left: 855px;
    width: 395px;
    color: #8fa0b3;
    font-size: 18px;
    font-weight: 400;
    line-height: 24px;
    text-align: center;
    white-space: nowrap;
}

.login-signup a {
    color: #09a8ff;
    text-decoration: none;
}

.login-forgot:hover,
.login-forgot:focus-visible,
.login-signup a:hover,
.login-signup a:focus-visible {
    text-decoration: underline;
}

.login-password-toggle:focus-visible,
.login-submit:focus-visible {
    outline: 2px solid #14a9ff;
    outline-offset: 3px;
}

/* 顶部 Toast:登录失败页内反馈,位于 1920x1080 画板坐标系内,随 --login-scale 缩放 */
.login-toast {
    position: absolute;
    top: 40px;
    left: 50%;
    transform: translateX(-50%) translateY(-16px);
    z-index: 100;
    max-width: 900px;
    padding: 18px 32px;
    background: rgba(20, 24, 32, 0.92);
    color: #ffffff;
    font-size: 24px;
    line-height: 1.4;
    text-align: center;
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.login-toast.is-visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.login-toast[hidden] {
    display: block;
    visibility: hidden;
}

@media (max-width: 1279px) {
    html,
    body {
        height: auto;
        min-height: 100%;
        background: #00162a;
    }

    body {
        overflow-y: auto;
        overscroll-behavior-y: contain;
    }

    .login-fit-shell {
        display: block;
        min-height: 100dvh;
        height: auto;
        overflow-y: auto;
        overflow-x: clip;
    }

    .login-background {
        position: fixed;
    }

    .login-fit-box {
        width: 100%;
        height: auto;
        min-height: 100dvh;
    }

    .login-artboard {
        position: relative;
        display: flex;
        flex-direction: column;
        width: 100%;
        min-height: 100dvh;
        height: auto;
        padding: max(20px, env(safe-area-inset-top)) clamp(16px, 4vw, 48px) max(32px, env(safe-area-inset-bottom));
        overflow: visible;
        transform: none;
    }

    .login-brand-logo-link {
        position: relative;
        top: auto;
        left: auto;
        width: 118px;
        height: 50px;
        margin-bottom: clamp(34px, 7vh, 72px);
    }

    .login-brand-logo {
        position: static;
    }

    .login-panel {
        display: none;
    }

    .login-title {
        position: relative;
        top: auto;
        left: auto;
        width: min(100%, 560px);
        margin: 0 auto 18px;
        font-size: 28px;
        line-height: 34px;
        text-align: start;
    }

    .login-form {
        position: relative;
        z-index: 4;
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto;
        gap: 10px 16px;
        width: min(100%, 560px);
        margin: 0 auto;
        padding: clamp(20px, 4vw, 32px);
        border: 1px solid rgba(151, 204, 241, 0.32);
        border-radius: 8px;
        background: rgba(0, 30, 57, 0.88);
        box-shadow: 0 16px 40px rgba(0, 0, 0, 0.26);
    }

    .login-label {
        position: relative;
        top: auto;
        left: auto;
        grid-column: 1 / -1;
        font-size: 16px;
        line-height: 22px;
    }

    .login-field {
        position: relative;
        top: auto;
        left: auto;
        grid-column: 1 / -1;
        width: 100%;
        height: 52px;
        min-height: 52px;
    }

    .login-field > img {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
    }

    .login-field input {
        position: relative;
        top: auto;
        left: auto;
        min-height: 44px;
        height: 100%;
        padding: 0 18px;
        font-size: 16px;
        line-height: normal;
    }

    .login-password-toggle {
        top: 4px;
        right: 4px;
        left: auto;
        width: 44px;
        height: 44px;
    }

    .login-password-toggle > img {
        width: 44px;
        height: 39px;
    }

    .login-submit {
        position: relative;
        top: auto;
        left: auto;
        grid-column: 1 / -1;
        width: 100%;
        height: 56px;
        min-height: 44px;
        margin-top: 8px;
    }

    .login-submit > img {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
    }

    .login-submit > span {
        position: relative;
        inset: auto;
        height: 100%;
        font-size: 18px;
        line-height: 22px;
    }

    .login-remember {
        position: relative;
        top: auto;
        left: auto;
        grid-column: 1;
        display: flex;
        align-items: center;
        width: auto;
        min-height: 44px;
        height: auto;
        font-size: 16px;
        line-height: 22px;
    }

    .login-remember-box {
        position: relative;
        flex: 0 0 44px;
    }

    .login-remember > span:last-child {
        position: relative;
        top: auto;
        left: auto;
        margin-inline-start: 4px;
        white-space: normal;
    }

    .login-forgot {
        position: relative;
        top: auto;
        left: auto;
        grid-column: 2;
        align-self: center;
        min-height: 44px;
        padding: 10px 0;
        font-size: 16px;
        line-height: 22px;
        text-align: end;
        white-space: normal;
    }

    .login-divider {
        position: relative;
        top: auto;
        left: auto;
        grid-column: 1 / -1;
        width: 100%;
        margin: 4px 0 0;
    }

    .login-signup {
        position: relative;
        top: auto;
        left: auto;
        grid-column: 1 / -1;
        width: 100%;
        font-size: 16px;
        line-height: 22px;
        white-space: normal;
    }

    .login-toast {
        position: fixed;
        top: max(16px, env(safe-area-inset-top));
        width: min(calc(100% - 32px), 560px);
        max-width: none;
        padding: 12px 16px;
        font-size: 16px;
    }
}

@media (max-width: 479px) {
    .login-form {
        grid-template-columns: 1fr;
        padding: 20px 16px;
    }

    .login-remember,
    .login-forgot {
        grid-column: 1;
        justify-self: start;
        text-align: start;
    }
}