/* ==========================================================================
   权东哲台球器材商行 · 布局样式
   公共头部（顶栏 + 导航）、公共页脚、移动端拨号条、响应式
   ========================================================================== */

/* ==========================================================================
   顶栏（topbar）
   ========================================================================== */

.topbar {
  background: var(--c-primary-dark);
  color: rgba(255, 255, 255, .82);
  font-size: 13px;
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 38px;
}

.topbar__slogan { margin: 0; color: var(--c-gold); font-weight: 600; letter-spacing: .04em; }

.topbar__actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.topbar__phone {
  color: rgba(255, 255, 255, .9);
  font-family: var(--font-num);
}
.topbar__phone:hover { color: #fff; }

.topbar__douyin { color: rgba(255, 255, 255, .72); }
.topbar__douyin:hover { color: #fff; }

.topbar__sep { color: rgba(255, 255, 255, .35); }

/* ==========================================================================
   头部主体（品牌 + 导航）
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  border-bottom: 1px solid var(--c-line);
}

.site-header__main { box-shadow: 0 1px 0 rgba(27, 27, 27, .03); }

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: var(--header-h);
}

/* 品牌 */
.brand { display: flex; flex-direction: column; line-height: 1.25; }
.brand__name {
  font-size: 20px;
  font-weight: 700;
  color: var(--c-primary);
  letter-spacing: .01em;
}
.brand__en {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .18em;
  color: var(--c-gold-dark);
  text-transform: uppercase;
}
.brand:hover .brand__name { color: var(--c-walnut); }

/* 主导航 */
.main-nav { display: flex; align-items: center; }

.main-nav__item { position: relative; }

.main-nav__link {
  display: inline-block;
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text);
}

.main-nav__link:hover { color: var(--c-primary); }

.main-nav__link.is-active { color: var(--c-primary); }

.main-nav__link.is-active::after {
  content: "";
  display: block;
  height: 2px;
  margin-top: 6px;
  background: var(--c-gold);
}

/* 二级下拉 */
.main-nav__sub {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 168px;
  padding: 8px;
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-btn);
  box-shadow: var(--shadow-card);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
}

/* 无子栏目时隐藏（PbootCMS 无内容时输出空串，配合 :empty 兜底） */
.main-nav__sub:empty { display: none; }

.main-nav__item:hover .main-nav__sub,
.main-nav__item:focus-within .main-nav__sub {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.main-nav__sublink {
  display: block;
  padding: 8px 12px;
  border-radius: 4px;
  font-size: 14px;
  color: var(--c-text);
}
.main-nav__sublink:hover { background: var(--c-bg); color: var(--c-primary); }

/* 汉堡按钮 */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: transparent;
  border: 0;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--c-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-active span:nth-child(2) { opacity: 0; }
.nav-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ==========================================================================
   页脚
   ========================================================================== */

.site-footer {
  background: var(--c-primary-dark);
  color: rgba(255, 255, 255, .72);
  padding-top: 56px;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, .12);
}

.site-footer__name {
  margin: 0 0 12px;
  font-size: 19px;
  font-weight: 700;
  color: #fff;
}

.site-footer__desc { margin: 0; line-height: 1.9; }

.site-footer__title {
  margin: 0 0 16px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--c-gold);
}

.site-footer__phone {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-num);
  font-size: 18px;
  color: #fff;
}
.site-footer__phone:hover { color: var(--c-gold); }

.site-footer__hint { margin: 8px 0 0; font-size: 13px; color: rgba(255, 255, 255, .55); }

.site-footer__addr { margin: 0 0 10px; line-height: 1.9; }

.site-footer__douyin { margin: 0; }

.site-footer__nav { display: flex; flex-direction: column; gap: 8px; }

.site-footer__navlink { color: rgba(255, 255, 255, .78); }
.site-footer__navlink:hover { color: var(--c-gold); }

.site-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 22px 0;
  font-size: 13px;
  color: rgba(255, 255, 255, .5);
}

.site-footer__bottom p { margin: 0; }
.site-footer__bottom a { color: rgba(255, 255, 255, .6); }
.site-footer__bottom a:hover { color: #fff; }

/* ==========================================================================
   移动端底部固定拨号条
   ========================================================================== */

.mobile-callbar {
  display: none;
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 120;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--c-line);
  background: #fff;
  box-shadow: 0 -4px 16px rgba(27, 27, 27, .08);
}

.mobile-callbar__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 14px 10px;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  background: var(--c-primary);
}
.mobile-callbar__btn--alt { background: var(--c-walnut); }
.mobile-callbar__btn:hover { color: #fff; filter: brightness(1.08); }

/* ==========================================================================
   响应式
   ========================================================================== */

@media (max-width: 992px) {
  html { scroll-padding-top: 70px; }

  .topbar__slogan { display: none; }
  .topbar__actions { width: 100%; justify-content: space-between; gap: 8px; }
  .topbar__douyin { display: none; }

  /* 导航折叠为汉堡菜单 */
  .nav-toggle { display: flex; }

  .main-nav {
    position: absolute;
    top: var(--header-h);
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    max-height: 0;
    overflow: hidden;
    background: #fff;
    border-bottom: 1px solid var(--c-line);
    box-shadow: var(--shadow-card);
    transition: max-height var(--transition);
  }
  .main-nav.is-open { max-height: 70vh; overflow-y: auto; }

  .main-nav__item { border-bottom: 1px solid var(--c-bg); }
  .main-nav__item:last-child { border-bottom: 0; }

  .main-nav__link {
    display: block;
    padding: 14px 24px;
  }
  .main-nav__link.is-active::after { display: none; }
  .main-nav__link.is-active { color: var(--c-primary); background: var(--c-bg); }

  /* 移动端子菜单展开为内联列表 */
  .main-nav__sub {
    position: static;
    min-width: 0;
    padding: 0 0 0 16px;
    border: 0;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }
  .main-nav__sub:empty { display: none; }
  .main-nav__sublink {
    padding: 10px 24px;
    font-size: 15px;
    border-radius: 0;
  }

  .site-footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }

  .mobile-callbar { display: grid; }
  body.has-callbar { padding-bottom: 52px; }
}

@media (max-width: 560px) {
  .site-footer__grid { grid-template-columns: 1fr; }
  .site-footer__bottom { flex-direction: column; align-items: flex-start; }
  .brand__name { font-size: 17px; }
}