/**
 * KNN 友链申请 - 前端样式
 * 复用卡尼奶主题的 CSS 变量（--knn-*），主题未定义时使用兜底值。
 */

.kfl-block {
  margin: 20px auto;
}

/* 区块标题：与主题首页友链区块标题视觉一致 */
.kfl-block-title {
  padding: 15px 8px;
  font-size: var(--knn-font-size-base, 15px);
  font-weight: bold;
  color: var(--knn-text-color, #333);
}

/* ---------- 友链列表 ---------- */
.kfl-links {
  margin-bottom: 8px;
}

.kfl-links-empty {
  color: var(--knn-text-color-grey, #888);
  font-size: 14px;
  padding: 12px 0;
}

/* ---------- PC 友链布局：一行三个 + 最右侧常驻本站资料 ---------- */
.kfl-links-layout {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.kfl-links-layout-main {
  flex: 1;
  min-width: 0;
}

.kfl-links-layout-side {
  flex: 0 0 220px;
  min-width: 0;
}

.kfl-links-layout .kfl-links-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  height: 100%;
}

/* 内容区较窄时让卡片更紧凑，保证三列不换行 */
.kfl-links-layout .kfl-link-item-link {
  padding: 10px 10px;
  gap: 8px;
}

.kfl-links-layout .kfl-link-logo {
  width: 34px;
  height: 34px;
  border-radius: 6px;
}

.kfl-links-layout .kfl-link-name {
  font-size: 14px;
}

.kfl-links-layout .kfl-site-info {
  flex-direction: column;
  align-items: stretch;
  max-width: none;
  width: 100%;
  margin: 0;
}

.kfl-links-layout .kfl-site-logo {
  align-self: center;
}

.kfl-links-layout .kfl-site-name {
  text-align: center;
  margin-top: 8px;
}

.kfl-links-layout .kfl-site-desc {
  text-align: center;
}

.kfl-links-layout .kfl-site-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  justify-content: center;
}

.kfl-links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.kfl-link-item {
  background: var(--knn-bg-color-card, #fff);
  border-radius: var(--knn-border-radius, 8px);
  box-shadow: 0 0 3px 0 var(--knn-shadow-color, rgba(0, 0, 0, 0.08));
  overflow: hidden;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.kfl-link-item:hover {
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.12);
  transform: translateY(-1px);
}

.kfl-link-item-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  text-decoration: none;
  color: var(--knn-text-color, #333);
}

.kfl-link-item-link:hover {
  color: var(--knn-color-primary, #2d8cf0);
}

.kfl-link-logo {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  object-fit: cover;
  flex: none;
  background: var(--knn-bg-color-grey, #f2f3f5);
}

.kfl-link-logo-text {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 600;
  color: var(--knn-color-primary, #2d8cf0);
  background: var(--knn-bg-color-grey, #f2f3f5);
}

.kfl-link-body {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.kfl-link-name {
  font-size: 15px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.kfl-link-desc {
  font-size: 12px;
  color: var(--knn-text-color-grey, #888);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---------- 申请表单 ---------- */
.kfl-apply {
  margin-top: 16px;
}

.kfl-apply-toggle,
.kfl-apply-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: var(--knn-border-radius, 6px);
  background: var(--knn-color-primary, #2d8cf0);
  color: #fff;
  font-size: 14px;
  line-height: 1;
  padding: 10px 20px;
  cursor: pointer;
  transition: opacity 0.2s ease;
}

.kfl-apply-toggle:hover,
.kfl-apply-submit:hover {
  opacity: 0.88;
}

.kfl-apply-form {
  margin-top: 14px;
  background: var(--knn-bg-color-card, #fff);
  border-radius: var(--knn-border-radius, 8px);
  box-shadow: 0 0 3px 0 var(--knn-shadow-color, rgba(0, 0, 0, 0.08));
  padding: 18px;
  max-width: 560px;
}

.kfl-apply-rules {
  font-size: 13px;
  color: var(--knn-text-color-grey, #666);
  background: var(--knn-bg-color-grey, #f6f7f9);
  border-radius: var(--knn-border-radius, 6px);
  padding: 10px 12px;
  margin-bottom: 14px;
  line-height: 1.7;
}

.kfl-apply-login-tip {
  font-size: 14px;
  color: var(--knn-text-color-grey, #666);
}

.kfl-apply-login-tip a {
  color: var(--knn-color-primary, #2d8cf0);
}

.kfl-field {
  margin: 0 0 12px;
}

.kfl-field label {
  display: block;
  font-size: 13px;
  margin-bottom: 5px;
  color: var(--knn-text-color, #333);
}

.kfl-input {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid var(--knn-border-color, #dcdfe6);
  border-radius: var(--knn-border-radius, 6px);
  background: var(--knn-bg-color-input, #fff);
  color: var(--knn-text-color, #333);
  font-size: 14px;
  padding: 8px 12px;
  outline: none;
  transition: border-color 0.2s ease;
}

.kfl-input:focus {
  border-color: var(--knn-color-primary, #2d8cf0);
}

textarea.kfl-input {
  resize: vertical;
}

/* ---------- 本站信息（s17.cn 风格） ---------- */
.kfl-site-info {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 4px 0 16px;
  padding: 14px 16px;
  background: var(--knn-bg-color-grey, #f6f7f9);
  border-radius: var(--knn-border-radius, 8px);
  max-width: 560px;
}

.kfl-site-logo {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  object-fit: cover;
  flex: none;
  background: var(--knn-bg-color-card, #fff);
}

.kfl-site-body {
  min-width: 0;
}

.kfl-site-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--knn-text-color, #333);
}

.kfl-site-name a {
  color: var(--knn-text-color, #333);
  text-decoration: none;
}

.kfl-site-name a:hover {
  color: var(--knn-color-primary, #2d8cf0);
}

.kfl-site-desc {
  font-size: 12px;
  color: var(--knn-text-color-grey, #666);
  margin-top: 3px;
  line-height: 1.6;
}

.kfl-site-meta {
  margin-top: 6px;
  font-size: 12px;
  color: var(--knn-text-color-grey, #888);
}

.kfl-site-meta-item {
  margin-right: 14px;
}

.kfl-site-meta-item a {
  color: var(--knn-color-primary, #2d8cf0);
  text-decoration: none;
}

@media screen and (max-width: 600px) {
  .kfl-site-info {
    padding: 12px;
  }
}

/* ---------- 一键获取 ---------- */
.kfl-url-row {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.kfl-url-row .kfl-input {
  flex: 1;
  min-width: 0;
}

.kfl-fetch-btn {
  flex: none;
  border: 1px solid var(--knn-color-primary, #2d8cf0);
  border-radius: var(--knn-border-radius, 6px);
  background: transparent;
  color: var(--knn-color-primary, #2d8cf0);
  font-size: 13px;
  line-height: 1;
  padding: 0 14px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s ease, color 0.2s ease;
}

.kfl-fetch-btn:hover:not(:disabled) {
  background: var(--knn-color-primary, #2d8cf0);
  color: #fff;
}

.kfl-fetch-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.kfl-fetch-tip {
  display: block;
  font-size: 12px;
  color: var(--knn-text-color-grey, #888);
  margin-top: 4px;
  line-height: 1.5;
}

.kfl-fetch-tip.kfl-msg-error {
  color: #e54d42;
}

.kfl-fetch-tip.kfl-msg-success {
  color: #18a058;
}

.kfl-submit-row {
  margin: 0;
}

.kfl-apply-msg {
  font-size: 13px;
  margin-top: 10px;
}

.kfl-apply-msg.kfl-msg-error {
  color: #e54d42;
}

.kfl-apply-msg.kfl-msg-success {
  color: #18a058;
}

@media screen and (max-width: 900px) {
  .kfl-links-layout {
    display: block;
  }
  .kfl-links-layout .kfl-links-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .kfl-links-layout .kfl-site-info {
    flex-direction: row;
    align-items: flex-start;
    margin-top: 16px;
  }
  .kfl-links-layout .kfl-site-logo {
    align-self: auto;
  }
  .kfl-links-layout .kfl-site-name {
    text-align: left;
    margin-top: 0;
  }
  .kfl-links-layout .kfl-site-desc {
    text-align: left;
  }
  .kfl-links-layout .kfl-site-meta {
    justify-content: flex-start;
  }
}

@media screen and (max-width: 600px) {
  .kfl-links-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }
  /* 手机窄屏：友链卡片竖排（logo 上、名称下），保证一行三个 */
  .kfl-links-layout .kfl-link-item-link {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 8px 4px;
    gap: 4px;
  }
  .kfl-links-layout .kfl-link-logo {
    width: 28px;
    height: 28px;
    border-radius: 6px;
  }
  .kfl-links-layout .kfl-link-logo-text {
    font-size: 14px;
  }
  .kfl-links-layout .kfl-link-name {
    font-size: 12px;
    line-height: 1.3;
  }
  .kfl-links-layout .kfl-link-desc {
    display: none;
  }
  .kfl-apply-form {
    padding: 14px;
  }
}