/* ======================================================================
 *  条款 / 隐私 / 反馈 等静态页共用样式（legal.css）
 * ====================================================================== */

.legal-wrap { padding: 20px 0 60px; }

/* ===== 面包屑 ===== */
.legal-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--c-text-muted, #9ca3af);
    margin-bottom: 8px;
}
.legal-breadcrumb a {
    color: var(--c-text-sub, #6b7280);
    text-decoration: none;
    transition: color 0.2s;
}
.legal-breadcrumb a:hover { color: var(--c-primary, #0066ff); }
.legal-breadcrumb .sep { opacity: 0.5; }
.legal-breadcrumb .current { color: var(--c-text, #1f2937); font-weight: 600; }

/* ===== 头部横幅 ===== */
.legal-hero {
    position: relative;
    overflow: hidden;
    padding: 40px 32px;
    margin-bottom: 24px;
    border-radius: var(--radius-lg, 24px);
    background: linear-gradient(135deg, var(--c-primary, #0066ff), var(--c-accent-purple, #7c5cff));
    color: #fff;
}
.legal-hero::before,
.legal-hero::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
}
.legal-hero::before { width: 220px; height: 220px; right: -60px; top: -80px; }
.legal-hero::after { width: 140px; height: 140px; left: 12%; bottom: -70px; background: rgba(255, 255, 255, 0.08); }
.legal-hero-icon { font-size: 38px; margin-bottom: 10px; }
.legal-hero h1 {
    font-size: 26px;
    font-weight: 800;
    margin-bottom: 8px;
}
.legal-hero p {
    font-size: 14px;
    opacity: 0.9;
    max-width: 640px;
    line-height: 1.7;
}
.legal-hero .legal-updated {
    display: inline-block;
    margin-top: 14px;
    padding: 5px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.18);
    font-size: 12px;
}

/* ===== 章节卡片 ===== */
.legal-card {
    background: var(--c-bg-card, #fff);
    border: 1px solid var(--c-border, #eee);
    border-radius: var(--radius-md, 16px);
    padding: 26px 28px;
    margin-bottom: 18px;
}
.legal-card h2 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 17px;
    font-weight: 800;
    color: var(--c-text, #1f2937);
    margin-bottom: 14px;
}
.legal-card h2 .num {
    flex: 0 0 auto;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 9px;
    font-size: 13px;
    font-weight: 800;
    color: #fff;
    background: linear-gradient(135deg, var(--c-primary, #0066ff), var(--c-accent-purple, #7c5cff));
}
.legal-card p,
.legal-card li {
    font-size: 14px;
    line-height: 1.9;
    color: var(--c-text-sub, #4b5563);
}
.legal-card p { margin-bottom: 8px; }
.legal-card ul {
    list-style: none;
    padding: 0;
    margin: 6px 0;
}
.legal-card ul li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 6px;
}
.legal-card ul li::before {
    content: '·';
    position: absolute;
    left: 6px;
    font-weight: 800;
    color: var(--c-primary, #0066ff);
}
.legal-card b { color: var(--c-text, #1f2937); }
.legal-card a { color: var(--c-primary, #0066ff); text-decoration: none; }
.legal-card a:hover { text-decoration: underline; }

/* 重点提示条 */
.legal-note {
    display: flex;
    gap: 10px;
    padding: 14px 16px;
    border-radius: 12px;
    background: color-mix(in srgb, var(--c-accent-orange, #ff9f43) 10%, transparent);
    border: 1px solid color-mix(in srgb, var(--c-accent-orange, #ff9f43) 30%, transparent);
    font-size: 13px;
    line-height: 1.8;
    color: var(--c-text-sub, #4b5563);
}
.legal-note .ico { flex: 0 0 auto; font-size: 18px; }

/* ===== 反馈表单 ===== */
.fb-card {
    background: var(--c-bg-card, #fff);
    border: 1px solid var(--c-border, #eee);
    border-radius: var(--radius-md, 16px);
    padding: 28px 28px 24px;
}
.fb-field { margin-bottom: 18px; }
.fb-label {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--c-text, #1f2937);
    margin-bottom: 8px;
}
.fb-label .req { color: #ef4444; margin-left: 2px; }
.fb-label .opt { color: var(--c-text-muted, #9ca3af); font-weight: 400; font-size: 12px; }
.fb-input,
.fb-textarea {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid var(--c-border, #e5e7eb);
    border-radius: 12px;
    background: var(--c-bg-soft, #f9fafb);
    color: var(--c-text, #1f2937);
    font-size: 14px;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.fb-input:focus,
.fb-textarea:focus {
    outline: none;
    border-color: var(--c-primary, #0066ff);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--c-primary, #0066ff) 15%, transparent);
    background: var(--c-bg-card, #fff);
}
.fb-textarea {
    min-height: 130px;
    resize: vertical;
    line-height: 1.7;
}
.fb-count {
    margin-top: 6px;
    text-align: right;
    font-size: 12px;
    color: var(--c-text-muted, #9ca3af);
}
.fb-err {
    margin-top: 6px;
    font-size: 12px;
    color: #ef4444;
    min-height: 14px;
}

/* 类型选择胶囊 */
.fb-types {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.fb-type {
    padding: 8px 18px;
    border-radius: 999px;
    border: 1px solid var(--c-border, #e5e7eb);
    background: var(--c-bg-soft, #f9fafb);
    color: var(--c-text-sub, #6b7280);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}
.fb-type:hover { border-color: var(--c-primary, #0066ff); color: var(--c-primary, #0066ff); }
.fb-type.active {
    background: linear-gradient(135deg, var(--c-primary, #0066ff), var(--c-accent-purple, #7c5cff));
    border-color: transparent;
    color: #fff;
    box-shadow: 0 4px 12px color-mix(in srgb, var(--c-primary, #0066ff) 30%, transparent);
}

/* 验证码行 */
.fb-captcha-row {
    display: flex;
    gap: 10px;
    align-items: stretch;
}
.fb-captcha-row .fb-input { flex: 1; }
.fb-captcha-img {
    height: 46px;
    border-radius: 10px;
    border: 1px solid var(--c-border, #e5e7eb);
    cursor: pointer;
}

/* 登录提示条 */
.fb-user-tip {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    margin-bottom: 18px;
    border-radius: 12px;
    font-size: 13px;
    background: color-mix(in srgb, var(--c-primary, #0066ff) 8%, transparent);
    border: 1px solid color-mix(in srgb, var(--c-primary, #0066ff) 22%, transparent);
    color: var(--c-text-sub, #4b5563);
}
.fb-user-tip b { color: var(--c-primary, #0066ff); }

.fb-submit {
    width: 100%;
    padding: 13px 0;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--c-primary, #0066ff), var(--c-accent-purple, #7c5cff));
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s, opacity 0.2s;
}
.fb-submit:hover { transform: translateY(-1px); box-shadow: 0 8px 20px color-mix(in srgb, var(--c-primary, #0066ff) 35%, transparent); }
.fb-submit:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

/* 反馈成功态 */
.fb-success {
    text-align: center;
    padding: 40px 20px;
}
.fb-success .emoji { font-size: 52px; margin-bottom: 14px; }
.fb-success h3 { font-size: 18px; font-weight: 800; margin-bottom: 8px; }
.fb-success p { font-size: 14px; color: var(--c-text-sub, #6b7280); margin-bottom: 20px; }

/* 侧栏信息卡 */
.legal-aside {
    display: grid;
    gap: 16px;
}
.legal-two-col {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 24px;
    align-items: start;
}
.legal-side-card {
    background: var(--c-bg-card, #fff);
    border: 1px solid var(--c-border, #eee);
    border-radius: var(--radius-md, 16px);
    padding: 20px 22px;
}
.legal-side-card h4 {
    font-size: 14px;
    font-weight: 800;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.legal-side-card li {
    font-size: 13px;
    color: var(--c-text-sub, #6b7280);
    line-height: 1.8;
    margin-bottom: 6px;
    list-style: none;
}
.legal-side-card a { color: var(--c-primary, #0066ff); text-decoration: none; }

@media (max-width: 900px) {
    .legal-two-col { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .legal-hero { padding: 28px 20px; }
    .legal-hero h1 { font-size: 22px; }
    .legal-card { padding: 20px 18px; }
    .fb-card { padding: 20px 18px; }
}