@charset "utf-8";

/* 个人中心背景页（与 profile.html 一致，作为 login.jpg 底层） */
.login-page .profile-hero,
.login-page .profile-stats {
    pointer-events: none;
    user-select: none;
}

.login-page .profile-stats {
    margin: 0 0.12rem;
    padding: 0.16rem 0.12rem;
    max-height: calc(100vh - var(--header-height) - var(--nav-height) - 2rem);
    overflow: hidden;
}

/* 登录弹窗遮罩：header 与 bottom-nav 之间垂直水平居中 */
.login-overlay {
    position: fixed;
    top: var(--header-height);
    bottom: var(--nav-height);
    left: 0;
    right: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 0.12rem;
    box-sizing: border-box;
    background: rgba(0, 0, 0, 0.45);
}

/* 移动端：弹窗尽量占满 overlay 宽度，高度按背景图 976:615 等比 */
.login-panel {
    --login-overlay-h: calc(100vh - var(--header-height) - var(--nav-height));
    --login-overlay-w: calc(100vw - 0.24rem);
    position: relative;
    width: min(var(--login-overlay-w), calc(var(--login-overlay-h) * 976 / 615));
    max-height: 100%;
    flex-shrink: 1;
    min-height: 0;
    overflow: hidden;
    filter: drop-shadow(0 0.04rem 0.16rem rgba(0, 0, 0, 0.35));
}

.login-panel-bg {
    display: block;
    width: 100%;
    height: auto;
}

.login-panel-body {
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    box-sizing: border-box;
    overflow: hidden;
}

.login-panel-title {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 17%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
    padding: 0 10%;
    box-sizing: border-box;
    font-size: 0.16rem;
    font-weight: 700;
    color: #fff;
    text-align: center;
    line-height: 1.25;
    letter-spacing: 0.01rem;
}

/* 米色内容区：top 17% ~ bottom 8%，表单整体垂直居中 */
.login-panel-main {
    position: absolute;
    left: 10%;
    right: 10%;
    top: 17%;
    bottom: 8%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: stretch;
    gap: 0.06rem;
    overflow: hidden;
    box-sizing: border-box;
}

.login-field {
    width: 100%;
    flex-shrink: 0;
}

.login-field + .login-field {
    margin-top: 0;
}

.login-field label {
    display: block;
    margin-bottom: 0.04rem;
    font-size: 0.12rem;
    font-weight: 700;
    color: #5a3e2b;
    text-align: left;
}

.login-field input {
    display: block;
    width: 100%;
    height: 0.36rem;
    padding: 0 0.12rem;
    box-sizing: border-box;
    border: 0.02rem solid #d8c9a8;
    border-radius: 0.18rem;
    background: #f8f1e4;
    font-size: 0.13rem;
    color: #4a2f22;
    text-align: center;
    outline: none;
}

.login-field input::placeholder {
    color: #a89078;
}

.login-btn {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52%;
    min-height: 0.38rem;
    margin: 0.08rem auto 0;
    padding: 0;
    border: none;
    background: none;
    cursor: pointer;
    flex-shrink: 0;
    font-family: inherit;
    transition: transform 0.2s;
}

.login-btn img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: fill;
}

.login-btn span {
    position: relative;
    z-index: 1;
    color: #fff;
    font-size: 0.16rem;
    font-weight: 700;
    letter-spacing: 0.02rem;
}

.login-btn:active {
    transform: scale(0.98);
}

.login-desc {
    flex-shrink: 0;
    margin: 0.06rem 0 0;
    padding: 0 0.08rem;
    text-align: center;
    font-size: 0.1rem;
    line-height: 1.4;
    color: #8a6a52;
}

.login-msg {
    flex-shrink: 0;
    min-height: 0.14rem;
    margin-top: 0.04rem;
    text-align: center;
    font-size: 0.11rem;
    line-height: 1.3;
    color: #7a5a42;
    overflow: hidden;
    text-overflow: ellipsis;
}

.login-msg.error {
    color: #c0392b;
}

.login-msg.ok {
    color: #2e7d32;
}

@media (min-width: 961px) {
    .login-overlay {
        overflow: hidden;
    }

    /* 桌面端：弹窗宽度占视口 40%，高度取等比与 overlay 52% 的较大值 */
    .login-panel {
        --login-overlay-w: 40vw;
        --login-panel-w: min(var(--login-overlay-w), calc(var(--login-overlay-h) * 976 / 615));
        width: var(--login-panel-w);
        max-width: var(--login-overlay-w);
        height: max(
            calc(var(--login-overlay-h) * 0.52),
            calc(var(--login-panel-w) * 615 / 976)
        );
        max-height: 100%;
    }

    .login-panel-bg {
        width: 100%;
        height: 100%;
        object-fit: fill;
    }
}

@media (max-width: 960px) {
    .login-overlay {
        padding: 0 0.06rem;
    }

    /* 手机端：按 overlay 高度放大背景框，避免表单被裁切 */
    .login-panel {
        --login-overlay-w: calc(100vw - 0.12rem);
        width: var(--login-overlay-w);
        height: calc(var(--login-overlay-h) * 0.48);
        max-height: 100%;
    }

    .login-panel-bg {
        width: 100%;
        height: 100%;
        object-fit: fill;
    }
}