/* ============================================================
   MediaMaster 登录页面样式 - 必应每日壁纸背景
   ============================================================ */

/* ---- 基础重置 ---- */
*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; }

/* ---- 必应壁纸背景 ---- */
.login-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background-color: #e8ecf1;
    background-image: var(--bing-wallpaper, url('/static/img/SummitEverest.jpg'));
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    transition: background-image 0.8s ease-in-out;
}

.login-page::before {
    content: '';
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.25);
    z-index: 0;
    pointer-events: none;
}

/* ---- PC 端容器 ---- */
.login-pc-wrapper {
    width: 100%;
    max-width: 28rem;
    display: none;
    position: relative;
    z-index: 10;
}

@media (min-width: 768px) {
    .login-pc-wrapper { display: block; }
}

/* ---- 登录卡片 ---- */
.login-card {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--modal-shadow);
}

/* ---- Logo 行 ---- */
.login-logo-row {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
}

.logo-img { width: 72px; height: 72px; }

/* ---- 标题 ---- */
.login-title {
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

/* ---- 表单 ---- */
.login-form > * + * {
    margin-top: 1.5rem;
}

.login-label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

/* ---- 输入框 ---- */
.input-field {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    color: var(--text-primary);
    background: var(--input-bg);
    border: 1.5px solid var(--input-border);
    border-radius: 0.5rem;
    outline: none;
    transition: all 0.2s ease;
}

.input-field:focus {
    border-color: var(--primary);
    background: var(--input-bg);
    box-shadow: var(--input-focus-shadow);
}

.input-field::placeholder { color: var(--text-muted); }

/* ---- 密码输入框容器 ---- */
.login-password-wrapper {
    position: relative;
}

.login-password-wrapper .input-field {
    padding-right: 2.5rem;
}

.password-toggle {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    color: var(--text-muted);
    line-height: 1;
}

.password-toggle:hover { color: var(--primary); }

/* ---- 复选框行 ---- */
.login-checkbox-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.login-checkbox {
    width: 1rem;
    height: 1rem;
    accent-color: var(--primary);
    cursor: pointer;
}

.login-checkbox-label {
    margin-left: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    cursor: pointer;
}

.login-forgot-pw {
    font-size: 0.875rem;
    color: var(--primary);
    text-decoration: none;
}

.login-forgot-pw:hover { text-decoration: underline; }

/* ---- 登录按钮 ---- */
.login-btn {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    background: var(--btn-gradient);
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.25s ease;
}

.login-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--btn-shadow-hover);
}

.login-btn:active { transform: translateY(0); }

/* ---- 忘记密码行 ---- */
.login-forgot-row {
    display: flex;
    justify-content: space-between;
    padding-top: 1rem;
}

/* ---- 错误消息 ---- */
.error-message {
    display: none;
    background: var(--danger-light);
    color: var(--danger);
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    border-left: 3px solid var(--danger);
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

/* ---- PC 端底部版权 ---- */
.login-footer-pc {
    margin-top: 2rem;
    text-align: center;
}

.login-footer-text {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.75);
    margin: 0;
}

.login-footer-version {
    margin-top: 0.25rem;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
}

.login-footer-docs {
    margin-top: 0.25rem;
    font-size: 0.75rem;
}

.login-footer-docs a {
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    transition: color 0.2s;
}

.login-footer-docs a:hover {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: underline;
}

/* ---- 移动端容器 ---- */
.login-mobile-wrapper {
    display: none;
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 28rem;
    background: var(--card-bg);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--modal-shadow);
    min-height: 100vh;
    flex-direction: column;
}

@media (max-width: 767px) {
    .login-mobile-wrapper { display: none; }
    .login-mobile-wrapper.active {
        display: flex;
    }
}

/* ---- 移动端 header ---- */
.login-mobile-header {
    height: 3.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.logo-img-mobile { width: 36px; height: 36px; }

/* ---- 移动端 main ---- */
.login-mobile-main {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
}

/* 隐藏滚动条 */
.login-mobile-main::-webkit-scrollbar { display: none; }
.login-mobile-main { scrollbar-width: none; -ms-overflow-style: none; }

.login-title-mobile {
    font-size: 1.25rem;
    font-weight: 700;
    text-align: center;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

/* ---- 移动端 footer ---- */
.login-mobile-footer {
    height: 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-top: 1px solid var(--border-light);
    padding: 0.75rem;
    background: var(--table-header-bg);
    flex-shrink: 0;
}

.login-footer-text-mobile {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
    margin: 0;
}

.login-footer-version-mobile {
    margin-top: 0.25rem;
    font-size: 0.625rem;
    color: var(--text-muted);
}

.login-footer-docs-mobile {
    margin-top: 0.25rem;
    font-size: 0.625rem;
}

.login-footer-docs-mobile a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.login-footer-docs-mobile a:hover {
    color: var(--primary);
    text-decoration: underline;
}

/* ---- Toast 消息 ---- */
.login-toast {
    position: fixed;
    top: 1rem;
    right: 1rem;
    background: var(--success);
    border-left: 4px solid var(--success);
    color: #fff;
    padding: 1rem;
    border-radius: 0.5rem;
    box-shadow: var(--modal-shadow);
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    animation: fadeInUp 0.4s ease;
}

.login-toast.hiding {
    opacity: 0;
    transition: opacity 0.3s ease;
}

/* ---- 动画 ---- */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ---- 夜间模式覆盖 ---- */
[data-theme="dark"] .login-page {
    background-color: #0d1117;
}

[data-theme="dark"] .login-page::before {
    background: rgba(0, 0, 0, 0.35);
}