/*
Theme Name: TrailBlue
Theme URI: https://example.com
Author: Your Store
Description: 蓝色调运动/鞋类电商主题。顶部公告条 + 全屏主图 + 三栏产品区块 + 双层页脚。适配 WooCommerce。
Version: 1.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: trailblue
*/

/* =========================================
   0. 变量与基础重置
   ========================================= */
:root{
  --color-primary: #14315C;   /* 主蓝：页眉/页脚分隔条 */
  --color-accent:  #2F6FE4;   /* 亮蓝：按钮/链接 */
  --color-bg:      #F6F8FB;   /* 页面背景 */
  --color-text:    #101828;   /* 正文文字 */
  --color-muted:   #5B6472;   /* 弱化文字 */
  --color-white:   #FFFFFF;
  --font-heading: "Archivo", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body:     "Inter", "PingFang SC", "Microsoft YaHei", sans-serif;
  --container-w: 1240px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  font-size: 16px;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration:none; }
h1,h2,h3,h4{
  font-family: var(--font-heading);
  margin: 0 0 .5em;
  line-height: 1.15;
  letter-spacing: -0.01em;
}
.container{
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 14px 28px;
  background: var(--color-accent);
  color: var(--color-white);
  border-radius: 4px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: background .2s ease, transform .2s ease;
}
.btn:hover{ background:#2359bd; transform: translateY(-1px); }
.btn-outline{
  background: transparent;
  border: 1.5px solid var(--color-white);
  color: var(--color-white);
}
.btn-outline:hover{ background: rgba(255,255,255,.12); }
.visually-hidden{
  position:absolute !important;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;border:0;
}
.skip-link{
  position:absolute; left:-9999px; top:0;
  background:var(--color-primary); color:#fff;
  padding:10px 16px; z-index:9999;
}
.skip-link:focus{ left:0; }

/* =========================================
   1. 顶部公告条
   ========================================= */
.top-bar{
  background: #0E2547; /* 比主蓝更深一层,做出层次 */
  color: var(--color-white);
  text-align: center;
  font-size: 13px;
  letter-spacing: .02em;
  padding: 8px 16px;
}
.top-bar a{ color:#fff; text-decoration: underline; text-underline-offset: 2px; }

/* =========================================
   2. 页眉
   ========================================= */
.site-header{
  background: var(--color-primary);
  color: var(--color-white);
}
.site-header .header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 18px 24px;
}
.site-branding{ display:flex; align-items:center; gap:12px; }
.site-branding img{ max-height:44px; width:auto; }
.site-title{
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 800;
  color: var(--color-white);
  margin:0;
}
.site-title a{ color: var(--color-white); }

.main-navigation ul{
  list-style:none;
  display:flex;
  gap: 28px;
  margin:0; padding:0;
}
.main-navigation a{
  color: var(--color-white);
  font-weight: 500;
  font-size: 15px;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  transition: border-color .2s ease;
}
.main-navigation a:hover,
.main-navigation .current-menu-item > a{
  border-bottom-color: var(--color-white);
}
.header-actions{ display:flex; align-items:center; gap:18px; }
.header-actions a{ color:#fff; }

.menu-toggle{
  display:none;
  background:transparent;
  border:1px solid rgba(255,255,255,.5);
  border-radius:4px;
  color:#fff;
  padding:8px 10px;
  cursor:pointer;
}

/* =========================================
   3. 主图 / Hero 区块
   ========================================= */
.hero{
  position: relative;
  min-height: 92vh;              /* 桌面端接近满屏 */
  display:flex;
  align-items:flex-end;
  background-color: #0E2547;
  background-size: cover;
  background-position: center;
  color: var(--color-white);
}
.hero::after{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(14,37,71,.15) 0%, rgba(14,37,71,.75) 100%);
}
.hero-content{
  position:relative;
  z-index:1;
  width:100%;
  padding: 0 24px 72px;
  max-width: var(--container-w);
  margin: 0 auto;
}
.hero-eyebrow{
  font-size: 14px;
  font-weight:600;
  color: #BFD3F5;
  margin-bottom: 14px;
}
.hero h1{
  font-size: clamp(32px, 5vw, 56px);
  max-width: 14ch;
  margin-bottom: .3em;
}
.hero p{
  font-size: 17px;
  max-width: 46ch;
  color: #E4ECFB;
  margin-bottom: 28px;
}

/* 手机端首图：先给一个基础值，后续再按你的要求精细调整 */
@media (max-width: 768px){
  .hero{ min-height: 62vh; align-items:flex-end; }
  .hero-content{ padding-bottom: 40px; }
}

/* =========================================
   4. 三栏产品区块
   ========================================= */
.collections{
  padding: 72px 24px;
}
.collections .section-head{
  max-width: var(--container-w);
  margin: 0 auto 36px;
}
.collections .section-head h2{
  font-size: 30px;
}
.collections .section-head p{
  color: var(--color-muted);
  max-width: 56ch;
}
.collection-grid{
  max-width: var(--container-w);
  margin: 0 auto;
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.collection-card{
  position:relative;
  border-radius: 6px;
  overflow:hidden;
  background: var(--color-primary);
  color:#fff;
  aspect-ratio: 3 / 4;
  display:flex;
  align-items:flex-end;
}
.collection-card img{
  position:absolute; inset:0;
  width:100%; height:100%;
  object-fit:cover;
}
.collection-card::after{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(14,37,71,0) 40%, rgba(14,37,71,.85) 100%);
}
.collection-card .card-body{
  position:relative; z-index:1;
  padding: 24px;
}
.collection-card h3{
  font-size:22px;
  margin-bottom:6px;
}
.collection-card .card-link{
  font-size:14px;
  font-weight:600;
  border-bottom:1px solid rgba(255,255,255,.6);
  padding-bottom:2px;
}

@media (max-width: 900px){
  .collection-grid{ grid-template-columns: 1fr; }
}

/* =========================================
   4b. 产品区块二：两栏大图 Split Banner
   ========================================= */
.split-collections{
  padding: 0 24px 72px;
}
.split-collections .section-head{
  max-width: var(--container-w);
  margin: 0 auto 36px;
}
.split-collections .section-head h2{ font-size: 30px; }
.split-collections .section-head p{ color: var(--color-muted); max-width: 56ch; }

.split-grid{
  max-width: var(--container-w);
  margin: 0 auto;
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.split-card{
  position:relative;
  display:block;
  border-radius: 6px;
  overflow:hidden;
  background: var(--color-primary);
  color:#fff;
  aspect-ratio: 4 / 3;
}
.split-card img{
  position:absolute; inset:0;
  width:100%; height:100%;
  object-fit:cover;
}
.split-card::after{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(0deg, rgba(14,37,71,.82) 0%, rgba(14,37,71,0) 55%);
}
.split-card-body{
  position:absolute; left:0; right:0; bottom:0; z-index:1;
  padding: 28px;
}
.split-tag{
  display:inline-block;
  font-size:12px;
  font-weight:700;
  letter-spacing:.06em;
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.5);
  border-radius: 999px;
  padding: 4px 12px;
  margin-bottom: 12px;
}
.split-card h3{ font-size: 26px; margin-bottom: 8px; }

@media (max-width: 760px){
  .split-grid{ grid-template-columns: 1fr; }
}

/* =========================================
   4c. 产品区块三：编辑式左右分栏 Feature Banner
   ========================================= */
.feature-banner{
  padding: 0 24px 80px;
}
.feature-banner-inner{
  max-width: var(--container-w);
  margin: 0 auto;
  display:flex;
  min-height: 480px;
  border-radius: 6px;
  overflow:hidden;
}
.feature-banner .feature-image{
  flex: 1 1 56%;
  background-color: #0E2547;
  background-size: cover;
  background-position: center;
}
.feature-banner .feature-text{
  flex: 1 1 44%;
  background: var(--color-primary);
  color: #fff;
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding: 56px;
}
.feature-banner .feature-text h2{ font-size: 32px; }
.feature-banner .feature-text p{
  color:#E4ECFB;
  max-width: 42ch;
  margin-bottom: 24px;
}
.feature-banner.is-reversed .feature-banner-inner{ flex-direction: row-reverse; }

@media (max-width: 900px){
  .feature-banner-inner{ flex-direction: column; min-height: auto; }
  .feature-banner.is-reversed .feature-banner-inner{ flex-direction: column; }
  .feature-banner .feature-image{ aspect-ratio: 4/3; }
  .feature-banner .feature-text{ padding: 36px 24px; }
}

/* =========================================
   5. 页脚
   ========================================= */
.site-footer{ margin-top: 40px; }

.footer-bar{
  background: var(--color-primary);
  color: #fff;
  padding: 36px 24px;
}
.footer-bar .footer-bar-inner{
  max-width: var(--container-w);
  margin:0 auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:16px;
}
.footer-bar .footer-tagline{
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight:700;
}
.footer-social{ display:flex; gap:14px; }
.footer-social a{
  width:36px;height:36px;
  border:1px solid rgba(255,255,255,.5);
  border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  font-size:14px;
  color:#fff;
}

.footer-links{
  background: var(--color-white);
  padding: 40px 24px 28px;
}
.footer-links-inner{
  max-width: var(--container-w);
  margin: 0 auto;
}
.footer-links nav ul{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  gap: 12px 28px;
  margin:0 0 20px;
  padding:0;
}
.footer-links nav a{
  color: var(--color-text);
  font-size: 14px;
}
.footer-links nav a:hover{ color: var(--color-accent); }
.footer-copy{
  font-size: 13px;
  color: var(--color-muted);
  border-top: 1px solid #E7EAF0;
  padding-top: 18px;
}

/* =========================================
   6. 移动端导航
   ========================================= */
@media (max-width: 900px){
  .menu-toggle{ display:inline-flex; }
  .main-navigation{
    display:none;
    position:absolute;
    left:0; right:0; top: 100%;
    background: var(--color-primary);
    padding: 12px 24px 20px;
  }
  .main-navigation.is-open{ display:block; }
  .main-navigation ul{ flex-direction:column; gap:14px; }
  .site-header .header-inner{ position:relative; flex-wrap:wrap; }
}

/* =========================================
   8. 商品分类 / 全部商品 列表页
   ========================================= */
.shop-archive{ padding: 48px 0 72px; }
.shop-archive-header{ margin-bottom: 28px; }
.shop-archive-header h1{
  font-size: 30px;
  margin-bottom: 8px;
}
.shop-archive-header .term-description{
  color: var(--color-muted);
  max-width: 60ch;
}

.shop-toolbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid #E7EAF0;
  font-size: 14px;
  color: var(--color-muted);
}
.shop-toolbar .woocommerce-result-count{ margin:0; }
.shop-toolbar .woocommerce-ordering{ margin:0; }
.shop-toolbar .woocommerce-ordering select{
  border:1px solid #D7DEE8;
  border-radius:4px;
  padding: 8px 12px;
  font-size:14px;
  background:#fff;
}

/* 防御性处理：如果分类页设置成"显示子分类"，会在商品网格里插入子分类卡片，
   跟商品卡片样式不一致，容易看起来像"空格子"。这里先统一隐藏，只保留纯商品网格。
   如果你想要子分类卡片正常显示，告诉我，我再单独给它做样式而不是隐藏。 */
.woocommerce ul.products li.product-category{ display:none !important; }

/* 防御性处理：某个带 wcpr 字样的插件生成的弹窗/灯箱默认没有正确隐藏，
   在商品网格前占了一块空白位置。这里先默认藏起来（不加 !important，
   如果插件用行内 style 或加 class 的方式主动打开它，仍然能正常弹出）。 */
.shortcode-wcpr-modal-light-box{ display:none; }

/* WooCommerce 默认商品网格标记 ul.products / li.product 直接重排，无需覆盖 content-product.php */

/* 关键修复：WooCommerce 自带的 ul.products::before / ::after 是老式浮动布局用的清除浮动伪元素，
   一旦把 ul.products 改成 display:grid，这两个伪元素会被当成网格子项，占掉第一个格子，
   把真正的商品往后挤。这里直接禁用掉，避免出现"第一格空白"的问题。 */
.woocommerce ul.products::before,
.woocommerce ul.products::after{
  content: none !important;
  display: none !important;
}
.woocommerce ul.products{
  display:grid !important;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px 24px;
  margin: 0 !important;
  padding: 0 !important;
  list-style: none !important;
}
.woocommerce ul.products li.product{
  width:100% !important;
  margin:0 !important;
  float:none !important;
  background:#fff;
  border-radius:6px;
  overflow:hidden;
  border:1px solid #EDEFF3;
  transition: box-shadow .2s ease, transform .2s ease;
}
.woocommerce ul.products li.product:hover{
  box-shadow: 0 12px 28px rgba(16,24,40,.08);
  transform: translateY(-2px);
}
.woocommerce ul.products li.product a{ text-decoration:none; color:inherit; }
.woocommerce ul.products li.product a img{
  width:100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius:0 !important;
  margin-bottom: 0 !important;
}
.woocommerce ul.products li.product .woocommerce-loop-product__title{
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  padding: 14px 14px 4px;
  margin:0;
  line-height:1.4;
}
.woocommerce ul.products li.product .price{
  display:block;
  padding: 0 14px 14px;
  font-size: 15px;
  font-weight: 700;
  color: var(--color-primary);
}
.woocommerce ul.products li.product .price del{
  color: var(--color-muted);
  font-weight:400;
  font-size: 13px;
  opacity:.8;
}
.woocommerce ul.products li.product .price ins{ text-decoration:none; }
.woocommerce ul.products li.product .button{
  display:block;
  margin: 0 14px 14px;
  width: calc(100% - 28px);
  text-align:center;
  background: var(--color-accent) !important;
  color:#fff !important;
  border-radius:4px;
  padding: 10px 12px !important;
  font-size:13px;
  font-weight:600;
}
.woocommerce span.onsale{
  position: absolute !important;
  background: var(--color-accent) !important;
  top:10px !important; left:10px !important;
  right:auto !important; bottom:auto !important;
  border-radius: 4px !important;
  min-height:auto !important;
  min-width:auto !important;
  line-height:1.4 !important;
  padding: 4px 10px !important;
  font-size:12px !important;
  font-weight:700 !important;
  color:#fff !important;
  margin:0 !important;
  z-index: 2;
}

.woocommerce nav.woocommerce-pagination ul{
  border:none !important;
  gap:8px;
  display:flex;
}
.woocommerce nav.woocommerce-pagination ul li{ border:none !important; }
.woocommerce nav.woocommerce-pagination ul li a,
.woocommerce nav.woocommerce-pagination ul li span{
  border:1px solid #D7DEE8 !important;
  border-radius:4px !important;
  color: var(--color-text) !important;
  padding: 8px 14px !important;
}
.woocommerce nav.woocommerce-pagination ul li a:hover,
.woocommerce nav.woocommerce-pagination ul li span.current{
  background: var(--color-accent) !important;
  color:#fff !important;
  border-color: var(--color-accent) !important;
}

@media (max-width: 1100px){
  .woocommerce ul.products{ grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 760px){
  .woocommerce ul.products{ grid-template-columns: repeat(2, 1fr); gap: 18px 14px; }
}
@media (max-width: 460px){
  .woocommerce ul.products{ grid-template-columns: 1fr 1fr; }
}


/* =========================================
   9. WooCommerce 商品详情页
   ========================================= */

/* 让默认按钮统一走主题蓝色，覆盖 WooCommerce 默认紫色 */
.woocommerce div.product form.cart .button,
.woocommerce a.button, .woocommerce button.button,
.woocommerce #respond input#submit{
  background: var(--color-accent) !important;
  color: #fff !important;
  border-radius: 4px !important;
  font-weight: 600 !important;
  border: none !important;
}
.woocommerce div.product form.cart .button:hover,
.woocommerce a.button:hover{ background:#2359bd !important; }

.woocommerce div.product p.price,
.woocommerce div.product span.price{
  color: var(--color-primary);
  font-size: 26px;
  font-weight: 700;
}
.woocommerce div.product p.price del{ color: var(--color-muted); opacity:.7; font-weight:400; }
.woocommerce div.product p.price ins{ text-decoration:none; }

/* 颜色色块（同一型号的其他颜色） */
.trailblue-color-swatches{ margin: 18px 0 24px; }
.trailblue-color-swatches .swatches-label{
  font-size:13px; font-weight:600; color: var(--color-muted);
  margin-bottom:10px; text-transform:uppercase; letter-spacing:.04em;
}
.swatches-row{ display:flex; flex-wrap:wrap; gap:10px; }
.color-swatch{
  display:block;
  flex: 0 0 auto;
  width:60px; height:60px;
  border-radius:6px;
  overflow:hidden;
  border:2px solid #E1E6EE;
  background:#fff;
}
.color-swatch img{
  display:block;
  width:100%; height:100%;
  object-fit:cover;
}
.color-swatch.is-active{ border-color: var(--color-accent); }
.color-swatch:hover{ border-color: var(--color-accent); }

/* 尺码按钮网格（替代下拉框） */
.trailblue-visually-hidden-select{
  position:absolute !important;
  width:1px; height:1px;
  overflow:hidden;
  opacity:0;
  pointer-events:none;
}
.swatch-group{
  display:flex; flex-wrap:wrap; gap:10px;
  margin: 6px 0 16px;
}
.swatch-btn{
  min-width:52px;
  padding:10px 14px;
  background:#fff;
  border:1.5px solid #D7DEE8;
  border-radius:4px;
  font-size:14px;
  font-weight:600;
  color: var(--color-text);
  cursor:pointer;
  transition: border-color .15s ease, background .15s ease;
}
.swatch-btn:hover{ border-color: var(--color-accent); }
.swatch-btn.is-selected{
  border-color: var(--color-accent);
  background: var(--color-accent);
  color:#fff;
}
.swatch-btn.is-disabled{
  color:#C7CDD6;
  border-color:#EDEFF3;
  text-decoration: line-through;
  cursor:not-allowed;
}

/* 星级评价放在标题下方的默认样式微调 */
.woocommerce div.product .woocommerce-product-rating{
  margin-bottom: 14px;
}
.woocommerce div.product .star-rating{ color: var(--color-accent); }

/* 底部吸底购买栏 */
.trailblue-sticky-bar{
  position: fixed;
  left:0; right:0; bottom:0;
  z-index: 999;
  background:#fff;
  border-top:1px solid #E1E6EE;
  box-shadow: 0 -6px 20px rgba(16,24,40,.08);
  transform: translateY(100%);
  transition: transform .25s ease;
}
.trailblue-sticky-bar.is-visible{ transform: translateY(0); }
.sticky-bar-inner{
  max-width: var(--container-w);
  margin:0 auto;
  padding: 12px 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.sticky-bar-info{ display:flex; align-items:center; gap:12px; min-width:0; }
.sticky-bar-info img{ width:48px; height:48px; object-fit:cover; border-radius:4px; }
.sticky-bar-title{
  margin:0; font-size:14px; font-weight:600;
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis; max-width: 40vw;
}
.sticky-bar-price{ margin:0; font-size:14px; color: var(--color-accent); font-weight:700; }

@media (max-width: 600px){
  .sticky-bar-title{ max-width: 32vw; }
}