/* ==========================================================================
   月珠开峰科技 · 自研交互组件库 (YZKF Widgets)
   自研标识：YZKF-CORE-20260715-A7F3
   组件：产能测算器 / 原料选型器 / 询价工作台 / 参数对比滑块 / 工艺流程时间轴
        FAQ手风琴 / 资质核验 / 实时产能统计带 / 服务承诺卡 / 悬浮咨询
   ========================================================================== */

:root {
  --yzf-primary: #1a5f4a;
  --yzf-primary-dark: #124437;
  --yzf-accent: #c8842a;
  --yzf-ink: #1f2933;
  --yzf-muted: #5b6b7a;
  --yzf-line: #dde5ea;
  --yzf-bg-soft: #f5f8f7;
  --yzf-white: #fff;
  --yzf-radius: 10px;
  --yzf-shadow: 0 2px 14px rgba(26, 95, 74, .08);
  --yzf-shadow-lg: 0 8px 32px rgba(26, 95, 74, .14);
}

.yzf-widget {
  max-width: 1200px;
  margin: 0 auto 42px;
  padding: 0 16px;
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  color: var(--yzf-ink);
}
.yzf-card {
  background: var(--yzf-white);
  border: 1px solid var(--yzf-line);
  border-radius: var(--yzf-radius);
  box-shadow: var(--yzf-shadow);
  overflow: hidden;
}
.yzf-card__head {
  padding: 20px 26px;
  background: linear-gradient(135deg, var(--yzf-primary) 0%, var(--yzf-primary-dark) 100%);
  color: #fff;
}
.yzf-card__head h3 {
  margin: 0 0 6px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: .5px;
}
.yzf-card__head p {
  margin: 0;
  font-size: 13px;
  opacity: .88;
  line-height: 1.6;
}
.yzf-card__body { padding: 24px 26px; }
.yzf-fld { margin-bottom: 16px; }
.yzf-fld label {
  display: block;
  margin-bottom: 7px;
  font-size: 13px;
  font-weight: 600;
  color: var(--yzf-ink);
}
.yzf-fld select, .yzf-fld input, .yzf-fld textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--yzf-line);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  background: #fff;
  color: var(--yzf-ink);
  box-sizing: border-box;
}
.yzf-fld select:focus, .yzf-fld input:focus, .yzf-fld textarea:focus {
  outline: none;
  border-color: var(--yzf-primary);
  box-shadow: 0 0 0 3px rgba(26, 95, 74, .1);
}
.yzf-row { display: flex; flex-wrap: wrap; gap: 14px; }
.yzf-row > .yzf-fld { flex: 1 1 200px; margin-bottom: 0; }
.yzf-btn {
  display: inline-block;
  padding: 11px 30px;
  border: none;
  border-radius: 6px;
  background: var(--yzf-primary);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background .2s;
  font-family: inherit;
}
.yzf-btn:hover { background: var(--yzf-primary-dark); }
.yzf-btn--ghost {
  background: transparent;
  border: 1px solid var(--yzf-primary);
  color: var(--yzf-primary);
}
.yzf-btn--ghost:hover { background: rgba(26, 95, 74, .07); }

/* ---- 产品详情页 CTA ---- */
.yzf-btn--lg {
  padding: 13px 30px;
  font-size: 15px;
  border-radius: 6px;
  letter-spacing: .3px;
}
.yzf-btn--lg:hover { box-shadow: 0 6px 20px rgba(26, 95, 74, .22); }
.yzf-pdp-cta {
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px;
  margin: 18px 0 26px; padding: 18px 20px;
  background: var(--yzf-bg-soft);
  border: 1px solid var(--yzf-line);
  border-left: 4px solid var(--yzf-primary);
  border-radius: var(--yzf-radius);
}
.yzf-pdp-cta .yzf-btn {
  padding: 12px 26px; font-size: 14px; border-radius: 6px;
  text-decoration: none; display: inline-flex; align-items: center;
}
.yzf-pdp-cta__tip {
  flex: 1 1 100%;
  font-size: 12.5px; color: var(--yzf-muted); line-height: 1.7;
}
@media (max-width: 640px) {
  .yzf-pdp-cta { padding: 14px; }
  .yzf-pdp-cta .yzf-btn { flex: 1 1 100%; justify-content: center; }
}
.yzf-res {
  margin-top: 18px;
  padding: 18px 20px;
  background: var(--yzf-bg-soft);
  border-left: 3px solid var(--yzf-accent);
  border-radius: 6px;
  font-size: 14px;
  line-height: 1.85;
  display: none;
}
.yzf-res.on { display: block; }
.yzf-res b { color: var(--yzf-primary); font-size: 15px; }
.yzf-res table { width: 100%; border-collapse: collapse; margin-top: 10px; font-size: 13px; }
.yzf-res th, .yzf-res td { padding: 7px 10px; border-bottom: 1px solid var(--yzf-line); text-align: left; }
.yzf-res th { background: rgba(26, 95, 74, .07); font-weight: 600; }
.yzf-tag {
  display: inline-block;
  padding: 3px 10px;
  margin: 0 6px 6px 0;
  background: rgba(26, 95, 74, .09);
  color: var(--yzf-primary);
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

/* ---- 统计带 ---- */
.yzf-statband {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  background: var(--yzf-line);
  border-radius: var(--yzf-radius);
  overflow: hidden;
  border: 1px solid var(--yzf-line);
}
.yzf-statband__i {
  background: #fff;
  padding: 20px 16px;
  text-align: center;
}
.yzf-statband__n {
  font-size: 26px;
  font-weight: 700;
  color: var(--yzf-primary);
  line-height: 1.2;
}
.yzf-statband__n small { font-size: 13px; font-weight: 500; margin-left: 2px; }
.yzf-statband__l { margin-top: 5px; font-size: 12px; color: var(--yzf-muted); }

/* ---- 参数对比滑块 ---- */
.yzf-cmp { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 1px solid var(--yzf-line); border-radius: var(--yzf-radius); overflow: hidden; }
.yzf-cmp__c { padding: 0; overflow: hidden; }
.yzf-cmp__c img { width: 100%; display: block; }
.yzf-cmp__c div { padding: 14px 18px; background: #fff; }
.yzf-cmp__c h4 { margin: 0 0 8px; font-size: 15px; color: var(--yzf-primary); }
.yzf-cmp__c ul { margin: 0; padding-left: 18px; font-size: 13px; line-height: 1.9; color: var(--yzf-muted); }
@media (max-width: 640px) { .yzf-cmp { grid-template-columns: 1fr; } }

/* ---- 流程时间轴 ---- */
.yzf-flow { position: relative; padding-left: 30px; }
.yzf-flow::before {
  content: ''; position: absolute; left: 9px; top: 8px; bottom: 8px;
  width: 2px; background: linear-gradient(180deg, var(--yzf-primary), var(--yzf-accent));
}
.yzf-flow__i { position: relative; margin-bottom: 22px; }
.yzf-flow__i::before {
  content: ''; position: absolute; left: -26px; top: 5px;
  width: 12px; height: 12px; border-radius: 50%;
  background: #fff; border: 3px solid var(--yzf-primary);
}
.yzf-flow__i h4 { margin: 0 0 5px; font-size: 15px; color: var(--yzf-primary); }
.yzf-flow__i p { margin: 0; font-size: 13px; color: var(--yzf-muted); line-height: 1.8; }

/* ---- FAQ 手风琴 ---- */
.yzf-faq__q {
  width: 100%; text-align: left; padding: 15px 46px 15px 18px; border: none;
  background: #fff; font-size: 14.5px; font-weight: 600; color: var(--yzf-ink);
  cursor: pointer; position: relative; font-family: inherit;
  border-bottom: 1px solid var(--yzf-line);
}
.yzf-faq__q::after {
  content: '+'; position: absolute; right: 18px; top: 50%; transform: translateY(-50%);
  font-size: 20px; color: var(--yzf-primary); transition: transform .25s;
}
.yzf-faq__q.on::after { transform: translateY(-50%) rotate(45deg); }
.yzf-faq__a {
  max-height: 0; overflow: hidden; background: var(--yzf-bg-soft);
  transition: max-height .3s ease;
  font-size: 13.5px; color: var(--yzf-muted); line-height: 1.9;
}
.yzf-faq__a div { padding: 15px 18px; }
.yzf-faq__i { border-bottom: 1px solid var(--yzf-line); }
.yzf-faq__i:last-child { border-bottom: none; }

/* ---- 服务承诺卡 ---- */
.yzf-svc { display: grid; grid-template-columns: repeat(auto-fit, minmax(215px, 1fr)); gap: 16px; }
.yzf-svc__i {
  padding: 22px 20px; background: #fff; border: 1px solid var(--yzf-line);
  border-radius: var(--yzf-radius); box-shadow: var(--yzf-shadow);
  border-top: 3px solid var(--yzf-primary);
}
.yzf-svc__i h4 { margin: 0 0 8px; font-size: 15px; }
.yzf-svc__i p { margin: 0; font-size: 13px; color: var(--yzf-muted); line-height: 1.8; }

/* ---- 资质核验 ---- */
.yzf-verify {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center;
  padding: 16px 20px; background: var(--yzf-bg-soft);
  border: 1px dashed var(--yzf-primary); border-radius: var(--yzf-radius);
}
.yzf-verify__code {
  font-family: Consolas, Monaco, monospace; font-size: 15px; font-weight: 700;
  color: var(--yzf-primary); letter-spacing: 1px;
}
.yzf-badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 11px; background: var(--yzf-primary); color: #fff;
  border-radius: 4px; font-size: 12px; font-weight: 600;
}

/* ---- 悬浮咨询 ---- */
.yzf-float {
  position: fixed; right: 18px; bottom: 90px; z-index: 9999;
  display: flex; flex-direction: column; gap: 9px;
}
.yzf-float a, .yzf-float button {
  position: relative;
  width: 46px; height: 46px; border-radius: 50%; border: none;
  background: var(--yzf-primary); color: #fff; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--yzf-shadow-lg); text-decoration: none;
  font-size: 11px; line-height: 1.2; text-align: center;
  transition: transform .2s, background .2s;
}
.yzf-float a:hover, .yzf-float button:hover { background: var(--yzf-primary-dark); transform: translateY(-2px); }
.yzf-float__tip {
  position: absolute; right: 56px; top: 10px; white-space: nowrap;
  background: rgba(31, 41, 51, .92); color: #fff; padding: 6px 11px;
  border-radius: 4px; font-size: 12px; opacity: 0; pointer-events: none;
  transition: opacity .2s;
}
.yzf-float a:hover .yzf-float__tip, .yzf-float button:hover .yzf-float__tip { opacity: 1; }

/* 悬浮条展开面板 */
.yzf-float__panel {
  position: absolute; right: 58px; bottom: 0; width: 232px;
  background: var(--yzf-white); border: 1px solid var(--yzf-line);
  border-radius: var(--yzf-radius); box-shadow: var(--yzf-shadow-lg);
  padding: 16px 18px; opacity: 0; visibility: hidden;
  transform: translateX(8px); transition: opacity .22s, transform .22s, visibility .22s;
  font-size: 13px; color: var(--yzf-ink); line-height: 1.7;
}
.yzf-float.on .yzf-float__panel { opacity: 1; visibility: visible; transform: translateX(0); }
.yzf-float__panel::after {
  content: ''; position: absolute; right: -6px; bottom: 16px;
  width: 10px; height: 10px; background: var(--yzf-white);
  border-right: 1px solid var(--yzf-line); border-bottom: 1px solid var(--yzf-line);
  transform: rotate(-45deg);
}
.yzf-float__tt {
  margin: 0 0 10px; padding-bottom: 9px; font-size: 13px; font-weight: 700;
  color: var(--yzf-primary); border-bottom: 1px solid var(--yzf-line);
}
.yzf-float__panel p { margin: 0 0 6px; display: flex; justify-content: space-between; gap: 10px; }
.yzf-float__panel p span { color: var(--yzf-muted); flex: 0 0 auto; }
.yzf-float__panel p b { font-weight: 600; color: var(--yzf-ink); text-align: right; word-break: break-all; }
.yzf-float__note {
  display: block !important; margin: 10px 0 0 !important; padding-top: 9px;
  border-top: 1px dashed var(--yzf-line);
  font-size: 12px; color: var(--yzf-muted);
}

/* ---- 询价弹窗 ---- */
.yzf-modal {
  display: none; position: fixed; inset: 0; z-index: 10000;
  background: rgba(20, 32, 28, .55); padding: 20px; overflow-y: auto;
}
.yzf-modal.on { display: flex; align-items: flex-start; justify-content: center; }
.yzf-modal__box {
  background: #fff; border-radius: var(--yzf-radius); max-width: 620px; width: 100%;
  margin: 30px 0; box-shadow: var(--yzf-shadow-lg); overflow: hidden;
}
.yzf-modal__hd {
  padding: 18px 24px; background: var(--yzf-primary); color: #fff;
  display: flex; align-items: center; justify-content: space-between;
}
.yzf-modal__hd h3 { margin: 0; font-size: 17px; }
.yzf-modal__hd button {
  background: transparent; border: none; color: #fff; font-size: 26px;
  cursor: pointer; line-height: 1; padding: 0 4px;
}
.yzf-modal__bd { padding: 24px; }

/* ---- 移动端 ---- */
@media (max-width: 640px) {
  .yzf-widget { padding: 0 12px; margin-bottom: 28px; }
  .yzf-card__head { padding: 16px 18px; }
  .yzf-card__head h3 { font-size: 17px; }
  .yzf-card__body { padding: 18px 16px; }
  .yzf-float { right: 10px; bottom: 74px; }
  .yzf-float a, .yzf-float button { width: 40px; height: 40px; font-size: 10px; }
}