/* 登录页面容器 */
.login-container {
    min-height: calc(100vh - 90px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    background: #0D1129;
}

@media (max-width: 1199px) {
    .login-container {
        min-height: calc(100vh - 75px);
    }
}

@media (max-width: 991px) {
    .login-container {
        min-height: calc(100vh - 55px);
    }
}

@media (max-width: 767px) {
    .login-container {
        min-height: calc(100vh - 58px);
        padding: 1rem;
    }
}

/* 登录卡片 */
.login-card {
    width: 100%;
    max-width: 540px;
    margin-left: auto;
    margin-right: auto;
    background: #171B33;
    border: 2px solid var(--border-primary);
    border-radius: 1.5rem;
    padding: 3rem 2.5rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

@media (max-width: 767px) {
    .login-card {
        padding: 2rem 1.5rem;
    }
}

/* 登录头部 */
.login-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.login-title {
    font-family: var(--font-body);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin: 0 0 0.5rem 0;
    line-height: 1.2;
}

@media (max-width: 767px) {
    .login-title {
        font-size: 1.75rem;
    }
}

.login-subtitle {
    font-size: 0.938rem;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.5;
}

/* 表单 */
.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 0;
}

.form-input {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--input-background);
    border: 2px solid var(--border-primary);
    border-radius: 0.75rem;
    color: var(--input-color);
    font-size: 1rem;
    font-family: var(--font-body);
    transition: all 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--link-hover);
    box-shadow: 0 0 0 3px rgba(3, 221, 255, 0.1);
}

.form-input::placeholder {
    color: var(--text-primary);
    opacity: 0.6;
}

/* 表单选项 */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: -0.5rem;
}

@media (max-width: 767px) {
    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    margin: 0;
}

.checkbox-input {
    width: 1.125rem;
    height: 1.125rem;
    cursor: pointer;
    accent-color: var(--link-hover);
}

.checkbox-label {
    font-size: 0.875rem;
    color: var(--text-primary);
    user-select: none;
}

.forgot-password {
    font-size: 0.875rem;
    color: var(--link-hover);
    text-decoration: none;
    transition: color 0.3s ease;
}

.forgot-password:hover {
    color: var(--color-budget);
}

/* 登录页脚 */
.login-footer {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-primary);
    text-align: center;
}

.signup-text {
    font-size: 0.938rem;
    color: var(--text-primary);
    margin: 0;
}

.signup-link {
    color: var(--link-hover);
    font-weight: 600;
    text-decoration: none;
    transition: color 0.3s ease;
}

.signup-link:hover {
    color: var(--color-budget);
}

/* 错误消息样式 */
.form-error {
    padding: 0.875rem 1rem;
    background: rgba(234, 67, 53, 0.1);
    border: 1px solid var(--color-red-490);
    border-radius: 0.75rem;
    color: var(--color-red-490);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

/* 成功消息样式 */
.form-success {
    padding: 0.875rem 1rem;
    background: rgba(55, 215, 157, 0.1);
    border: 1px solid var(--color-budget);
    border-radius: 0.75rem;
    color: var(--color-budget);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}