/* ============================================
   Auth 公共样式 - 登录 / 注册 / 扫码授权 共用
   ============================================ */

/* ---------- 全屏容器 ---------- */
body.login-body {
    min-height: 100vh;
    background: linear-gradient(180deg, #f8fafc 0%, #eff6ff 60%, #f5f3ff 100%);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* ---------- 背景装饰 ---------- */
.login-bg-grid {
    position: absolute;
    inset: 0;
    opacity: 0.35;
    background-image:
        linear-gradient(rgba(59,130,246,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59,130,246,0.04) 1px, transparent 1px);
    background-size: 48px 48px;
}
.login-bg-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
}
.login-bg-glow-1 {
    width: 500px;
    height: 500px;
    top: -200px;
    right: -80px;
    background: radial-gradient(circle, rgba(59,130,246,0.08), transparent 70%);
}
.login-bg-glow-2 {
    width: 400px;
    height: 400px;
    bottom: -150px;
    left: -100px;
    background: radial-gradient(circle, rgba(139,92,246,0.06), transparent 70%);
}

/* ---------- 居中卡片容器 ---------- */
.login-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    flex: 1;
    padding: 2rem 1rem 3rem;
    position: relative;
    z-index: 1;
}
.login-card {
    width: 100%;
    max-width: 480px;
    background: #fff;
    border-radius: 20px;
    box-shadow:
        0 8px 32px rgba(0,0,0,0.06),
        0 0 0 1px rgba(59,130,246,0.06);
    padding: 2.75rem 2.25rem 2.25rem;
    position: relative;
    overflow: hidden;
}

/* ---------- 卡片头部（标准） ---------- */
.login-header {
    text-align: center;
    margin-bottom: 2rem;
}
.login-brand {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.85rem;
}
.login-title {
    font-size: 1.55rem;
    font-weight: 800;
    color: #0f172a;
    letter-spacing: -0.02em;
    margin-bottom: 0.35rem;
}
.login-subtitle {
    font-size: 0.92rem;
    font-weight: 600;
    color: #334155;
    margin: 0 0 0.15rem;
}
.login-slogan {
    font-size: 0.78rem;
    color: #94a3b8;
    margin: 0;
}

/* ---------- 卡片头部（紧凑版，注册/扫码） ---------- */
.login-header-sm {
    margin-bottom: 1.5rem;
}
.login-title-sm {
    font-size: 1.35rem;
    margin-bottom: 0.2rem;
}
.login-subtitle-sm {
    font-size: 0.85rem;
    margin: 0 0 0.1rem;
}
.login-slogan-sm {
    font-size: 0.74rem;
}

/* ---------- 表单基础 ---------- */
.login-label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: #334155;
    margin-bottom: 0.45rem;
}
.login-input {
    width: 100%;
    padding: 0.7rem 1rem;
    border: 1.5px solid #e2e8f0;
    border-radius: 12px;
    font-size: 0.88rem;
    color: #0f172a;
    background: #fafbfc;
    outline: none;
    transition: all 0.2s;
    box-sizing: border-box;
}
.login-input:focus {
    border-color: #93c5fd;
    background: #fff;
    box-shadow: 0 0 0 3px rgba(59,130,246,0.08);
}
.login-input::placeholder {
    color: #cbd5e1;
}
.login-input-with-btn {
    border-right: none;
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

/* ---------- 验证码行 ---------- */
.login-code-row {
    display: flex;
    gap: 0;
}
.login-code-btn {
    flex-shrink: 0;
    padding: 0 1.15rem;
    border: 1.5px solid #e2e8f0;
    border-left: none;
    border-radius: 0 12px 12px 0;
    background: #fff;
    color: #3b82f6;
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
    cursor: pointer;
    transition: all 0.2s;
}
.login-code-btn:hover:not(.disabled) {
    background: #eff6ff;
}
.login-code-btn.disabled {
    color: #94a3b8;
    cursor: not-allowed;
}

/* ---------- 协议勾选 ---------- */
.login-agree {
    margin: 1.25rem 0;
}
.login-checkbox {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.78rem;
    color: #64748b;
    cursor: pointer;
    user-select: none;
}
.login-checkbox input {
    display: none;
}
.login-checkbox span {
    width: 16px;
    height: 16px;
    border: 1.5px solid #cbd5e1;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.15s;
}
.login-checkbox input:checked + span {
    background: #3b82f6;
    border-color: #3b82f6;
}
.login-checkbox input:checked + span::after {
    content: '✓';
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    line-height: 1;
}
.login-checkbox a {
    color: #3b82f6;
    text-decoration: none;
}
.login-checkbox a:hover {
    text-decoration: underline;
}

/* ---------- 提交按钮 ---------- */
.login-submit {
    width: 100%;
    padding: 0.72rem;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: #fff;
    font-size: 0.92rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.25s;
    letter-spacing: 0.03em;
}
.login-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(59,130,246,0.35);
}
.login-submit:active {
    transform: translateY(0);
}

/* ---------- 底部链接 ---------- */
.login-footer-links {
    /* padding: 0 50px; */
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 1.25rem;
}
.login-footer-links a {
    font-size: 0.82rem;
    color: #3b82f6;
    text-decoration: none;
    transition: color 0.2s;
    position: relative;
    flex: 1;
    text-align: center;
}
.login-footer-links a:not(:last-child)::after {
    content: '|';
    position: absolute;
    right: calc(-1rem - 1px);
    color: #cbd5e1;
    pointer-events: none;
}
.login-footer-links a:hover {
    color: #1d4ed8;
}

/* ---------- 底部版权 ---------- */
.login-copyright {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 1.5rem 1rem 1rem;
    font-size: 0.72rem;
    color: #94a3b8;
}

/* ========== iframe 弹窗模式适配 ========== */
body.login-body.iframe-mode {
    min-height: 100vh;
    height: 100%;
    background: #fff;
    overflow: hidden;
}
body.login-body.iframe-mode .login-bg-grid,
body.login-body.iframe-mode .login-bg-glow {
    display: none;
}
body.login-body.iframe-mode .login-wrapper {
    padding: 0.75rem 0.75rem 0.75rem;
    flex: 1;
    align-items: center;
    justify-content: center;
    min-height: 100%;
    box-sizing: border-box;
}
body.login-body.iframe-mode .login-card {
    max-width: 100%;
    padding: 1.5rem 1.25rem 1.25rem;
    border-radius: 14px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}
body.login-body.iframe-mode .login-header {
    margin-bottom: 1rem;
}
body.login-body.iframe-mode .login-brand img {
    height: 32px;
}
body.login-body.iframe-mode .login-subtitle {
    font-size: 0.82rem;
}
body.login-body.iframe-mode .login-slogan {
    font-size: 0.72rem;
}
body.login-body.iframe-mode .login-tabs {
    margin-bottom: 0.85rem;
}
body.login-body.iframe-mode .login-label {
    margin-bottom: 0.35rem;
}
body.login-body.iframe-mode .login-agree {
    margin: 0.85rem 0;
}
body.login-body.iframe-mode .login-submit {
    padding: 0.6rem;
}
body.login-body.iframe-mode .login-footer-links {
    margin-top: 0.75rem;
    gap: 1.25rem;
}
body.login-body.iframe-mode .login-divider {
    margin: 1rem 0 0.6rem;
}
body.login-body.iframe-mode .login-oauth-btns {
    margin-bottom: 0;
}
body.login-body.iframe-mode .login-tip-box {
    display: none;
}
body.login-body.iframe-mode .iframe-close-btn {
    position: absolute;
    top: 10px;
    right: 12px;
    width: 28px;
    height: 28px;
    line-height: 26px;
    text-align: center;
    font-size: 16px;
    color: #94a3b8;
    cursor: pointer;
    z-index: 10;
    border-radius: 50%;
    background: transparent;
    border: 1.5px solid #e2e8f0;
    transition: all 0.2s;
    user-select: none;
}
body.login-body.iframe-mode .iframe-close-btn:hover {
    color: #1e293b;
    background: #f1f5f9;
    border-color: #cbd5e1;
}

/* ========== 响应式 ========== */
@media (max-width: 767.98px) {
    .login-card {
        padding: 2rem 1.5rem 1.75rem;
        border-radius: 16px;
        max-width: 420px;
    }
    .login-title {
        font-size: 1.35rem;
    }
    .login-bg-glow-1,
    .login-bg-glow-2 {
        display: none;
    }
}

@media (max-width: 479.98px) {
    .login-card {
        padding: 1.75rem 1.25rem 1.5rem;
        border-radius: 14px;
    }
    .login-topbar {
        padding: 0.75rem 1rem;
    }
    .login-topbar-text {
        display: none;
    }
}