/*
Theme Name: 400电话企业通信 · Pro
Theme URI: https://400.xn--fiqs8s/
Author: WorkBuddy 定制
Author URI: https://400.xn--fiqs8s/
Description: 面向 400 电话办理与企业通信服务的商业转化型主题。首页为完整落地页结构，内置咨询表单、资费测算入口、号码展示与行业方案区块；全站严格单 H1 语义结构，移动优先响应式，内置 Organization / Article / BreadcrumbList / FAQPage 结构化数据，零 jQuery 依赖。
Version: 2.4.1
Requires at least: 6.0
Tested up to: 7.1
Requires PHP: 7.4
License: GPL v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: 400tel-pro
Tags: business, e-commerce, custom-menu, custom-logo, featured-images, translation-ready, right-sidebar
*/

/* ==========================================================================
   0. 设计令牌
   ========================================================================== */
:root{
  --brand:#1049a3;
  --brand-dark:#0b3068;
  --brand-deep:#071f45;
  --brand-light:#e8f0fb;
  --brand-light-2:#d3e2f7;
  --accent:#e2571a;
  --accent-dark:#c2450f;
  --accent-light:#fdf1ea;
  --ink:#14213d;
  --ink-2:#46536b;
  --ink-3:#8592a6;
  --line:#e3e8ef;
  --line-2:#cdd6e3;
  --bg:#f7f9fc;
  --bg-2:#eef3fa;
  --white:#fff;
  --ok:#12855a;
  --radius:10px;
  --radius-lg:16px;
  --radius-sm:6px;
  --shadow:0 1px 2px rgba(20,33,61,.05),0 4px 14px rgba(20,33,61,.06);
  --shadow-lg:0 6px 28px rgba(20,33,61,.10);
  --wrap:1180px;
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}

/* ==========================================================================
   1. 基础重置
   ========================================================================== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--font);font-size:16px;line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .18s}
a:hover{color:var(--accent)}
h1,h2,h3,h4,h5,h6{margin:0 0 .6em;line-height:1.35;font-weight:700;color:var(--ink);letter-spacing:-.01em}
h1{font-size:clamp(1.5rem,3.6vw,2.15rem)}
h2{font-size:clamp(1.25rem,2.6vw,1.6rem)}
h3{font-size:1.15rem}
h4{font-size:1.02rem}
p{margin:0 0 1.1em}
ul,ol{padding-left:1.35em;margin:0 0 1.1em}
li{margin-bottom:.4em}
blockquote{
  margin:1.4em 0;padding:.9em 1.2em;border-left:3px solid var(--brand-light-2);
  background:var(--bg-2);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--ink-2)
}
code,pre{font-family:ui-monospace,SFMono-Regular,Consolas,"Courier New",monospace;font-size:.9em}
code{background:var(--bg-2);padding:.1em .4em;border-radius:4px}
pre{background:var(--brand-deep);color:#e6edf7;padding:1em;border-radius:var(--radius);overflow:auto}
table{width:100%;border-collapse:collapse;margin:1.2em 0;font-size:.94rem}
th,td{padding:.7em .9em;border:1px solid var(--line);text-align:left}
th{background:var(--bg-2);font-weight:700}
hr{border:none;border-top:1px solid var(--line);margin:2em 0}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.sr-only{position:absolute;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(--brand);color:#fff;padding:.7em 1.2em;z-index:999}
.skip-link:focus{left:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* ==========================================================================
   2. 按钮
   ========================================================================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  padding:.78em 1.6em;border-radius:var(--radius);border:1px solid transparent;
  font-size:1rem;font-weight:700;font-family:inherit;line-height:1.4;
  cursor:pointer;text-align:center;transition:all .18s;white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 2px 10px rgba(226,87,26,.28)}
.btn-primary:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 5px 16px rgba(226,87,26,.34)}
.btn-brand{background:var(--brand);color:#fff}
.btn-brand:hover{background:var(--brand-dark);color:#fff}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--line-2)}
.btn-ghost:hover{background:var(--brand-light);border-color:var(--brand);color:var(--brand-dark)}
.btn-lg{padding:.95em 2.1em;font-size:1.06rem}
.btn-sm{padding:.5em 1em;font-size:.88rem}
.btn-block{display:flex;width:100%}

/* ==========================================================================
   3. 顶部条 + 页头
   ========================================================================== */
.topbar{background:var(--brand-deep);color:#b9c9e3;font-size:.845rem;line-height:1.5}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;flex-wrap:wrap}
.topbar-list{display:flex;gap:20px;flex-wrap:wrap;margin:0;padding:0;list-style:none}
.topbar-list li{margin:0;display:flex;align-items:center;gap:.4em}
.topbar a{color:#dce7f7}
.topbar a:hover{color:#fff}
.topbar-tel{font-weight:700;color:#fff}

.site-header{
  background:var(--white);border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:80;box-shadow:0 1px 3px rgba(20,33,61,.05)
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:74px;flex-wrap:wrap}

.site-brand{display:flex;align-items:center;gap:12px;flex:none;text-decoration:none}
.site-brand:hover{text-decoration:none}
.brand-mark{
  width:44px;height:44px;border-radius:11px;flex:none;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-dark) 100%);
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:1.02rem;letter-spacing:-.02em
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-name{font-size:1.16rem;font-weight:800;color:var(--ink);letter-spacing:-.01em}
.brand-slogan{font-size:.76rem;color:var(--ink-3);font-weight:500}

/* 主导航 */
.main-nav{flex:1;display:flex;justify-content:center}
.main-nav ul{display:flex;gap:4px;list-style:none;margin:0;padding:0;flex-wrap:wrap;justify-content:center}
.main-nav li{position:relative;margin:0}
.main-nav a{
  display:block;padding:.55em .95em;border-radius:var(--radius-sm);
  color:var(--ink-2);font-weight:600;font-size:.95rem;white-space:nowrap
}
.main-nav a:hover,.main-nav .current-menu-item>a,.main-nav .current_page_item>a{
  color:var(--brand);background:var(--brand-light)
}
.main-nav .sub-menu{
  display:none;position:absolute;top:100%;left:0;min-width:190px;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg);
  padding:6px;z-index:90;flex-direction:column
}
.main-nav li:hover>.sub-menu{display:flex}
.main-nav .sub-menu a{font-size:.9rem}

.header-cta{display:flex;align-items:center;gap:14px;flex:none}
.header-tel{display:flex;flex-direction:column;line-height:1.25;text-align:right}
.header-tel .label{font-size:.72rem;color:var(--ink-3);font-weight:600}
.header-tel .num{font-size:1.22rem;font-weight:800;color:var(--brand);letter-spacing:-.01em}
.header-tel .num:hover{color:var(--accent)}

.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line-2);background:#fff;
  border-radius:var(--radius-sm);cursor:pointer;padding:0;align-items:center;justify-content:center
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:20px;height:2px;background:var(--ink)
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ==========================================================================
   4. 区块通用
   ========================================================================== */
.section{padding:62px 0}
.section-sm{padding:40px 0}
.section-alt{background:var(--white)}
.section-dark{background:var(--brand-deep);color:#c9d6ea}
.section-dark h2,.section-dark h3{color:#fff}
.section-head{text-align:center;max-width:720px;margin:0 auto 42px}
.section-head h2{margin-bottom:.4em}
.section-head p{color:var(--ink-2);margin:0;font-size:1.02rem}
.section-dark .section-head p{color:#a8bcd8}
.eyebrow{
  display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.1em;
  color:var(--brand);background:var(--brand-light);padding:.28em .85em;
  border-radius:99px;margin-bottom:.85em;text-transform:uppercase
}
.section-dark .eyebrow{background:rgba(255,255,255,.12);color:#9fc0ee}

/* ==========================================================================
   5. Hero
   ========================================================================== */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(150deg,var(--brand-deep) 0%,var(--brand-dark) 48%,var(--brand) 100%);
  padding:64px 0 68px
}
.hero::after{
  content:"";position:absolute;right:-140px;top:-140px;width:520px;height:520px;
  border-radius:50%;background:rgba(255,255,255,.055);pointer-events:none
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center}
.hero h1{color:#fff;margin-bottom:.5em;font-size:clamp(1.7rem,3.9vw,2.5rem)}
.hero-sub{color:#c2d3ea;font-size:1.06rem;margin-bottom:1.7em;max-width:560px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:1.9em}
.hero-points{display:flex;gap:22px;flex-wrap:wrap;list-style:none;margin:0;padding:0}
.hero-points li{
  margin:0;font-size:.9rem;color:#b3c8e5;display:flex;align-items:center;gap:.45em
}
.hero-points li::before{
  content:"";width:16px;height:16px;border-radius:50%;flex:none;
  background:rgba(255,255,255,.16);
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237fe0b0' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E");
  background-size:11px;background-position:center;background-repeat:no-repeat
}

/* Hero 内嵌表单卡 */
.lead-card{
  background:#fff;border-radius:var(--radius-lg);padding:26px 24px;
  box-shadow:0 12px 40px rgba(4,17,40,.28);color:var(--ink)
}
.lead-card h2{font-size:1.16rem;margin-bottom:.3em}
.lead-card .lead-note{font-size:.855rem;color:var(--ink-3);margin-bottom:1.1em}

/* ==========================================================================
   6. 表单
   ========================================================================== */
.form-row{margin-bottom:13px}
.form-row label{
  display:block;font-size:.855rem;font-weight:700;color:var(--ink-2);margin-bottom:.35em
}
.form-row label .req{color:var(--accent)}
input[type=text],input[type=tel],input[type=email],input[type=url],
input[type=number],input[type=search],textarea,select{
  width:100%;padding:.72em .9em;border:1px solid var(--line-2);border-radius:var(--radius-sm);
  font-size:.96rem;font-family:inherit;color:var(--ink);background:#fff;
  transition:border-color .18s,box-shadow .18s
}
input:focus,textarea:focus,select:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(16,73,163,.12)
}
textarea{min-height:86px;resize:vertical}

/* --------------------------------------------------------------------------
   WordPress 原生表单（文章评论提交等）
   主题只样式化了 .btn 与常用 input 类型，原生 input[type=submit] 未被覆盖，
   手机端仅 69x25：既点不准，也和全站按钮不一致。
   :not(.btn) 保证不影响主题自身带 .btn 的提交按钮。
   -------------------------------------------------------------------------- */
input[type=submit],button[type=submit]:not(.btn){
  background:var(--brand);color:#fff;border:none;border-radius:var(--radius-sm);
  padding:.8em 1.8em;min-height:44px;font-size:.98rem;font-weight:700;
  font-family:inherit;cursor:pointer;transition:background .18s
}
input[type=submit]:hover,button[type=submit]:not(.btn):hover{background:var(--brand-dark);color:#fff}
.comment-respond{margin-top:2.2em}
.comment-form p{margin:0 0 14px}
.comment-form label{display:block;font-size:.855rem;font-weight:700;color:var(--ink-2);margin-bottom:.35em}
.comment-form textarea{min-height:120px}
.comment-reply-title,.comment-respond h3{font-size:1.12rem;margin:0 0 .9em}
.form-consent{
  display:flex;gap:.55em;align-items:flex-start;font-size:.79rem;color:var(--ink-3);
  line-height:1.6;margin:.9em 0 1.1em
}
.form-consent input[type=checkbox]{width:auto;margin:.25em 0 0;flex:none;accent-color:var(--brand)}
.form-consent a{text-decoration:underline}

/* 表单反馈 */
.form-msg{
  display:none;padding:.75em 1em;border-radius:var(--radius-sm);
  font-size:.88rem;margin-bottom:1em;line-height:1.6
}
.form-msg.is-ok{display:block;background:#e8f7f0;color:#0d6746;border:1px solid #b6e3ce}
.form-msg.is-err{display:block;background:#fdeceb;color:#a32017;border:1px solid #f5c6c3}

/* ==========================================================================
   7. 卡片 / 网格
   ========================================================================== */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:24px 22px;transition:transform .2s,box-shadow .2s,border-color .2s
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--brand-light-2)}
.card-icon{
  width:46px;height:46px;border-radius:12px;background:var(--brand-light);
  color:var(--brand);display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:1.05rem;margin-bottom:15px
}
.card h3{margin-bottom:.5em;font-size:1.08rem}
.card p{color:var(--ink-2);font-size:.94rem;margin:0}

/* 数据条 */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border-radius:var(--radius-lg);overflow:hidden;margin-top:34px}
.stat{background:#fff;padding:22px 18px;text-align:center}
.stat .num{font-size:1.72rem;font-weight:800;color:var(--brand);line-height:1.2;letter-spacing:-.02em}
.stat .lbl{font-size:.855rem;color:var(--ink-3);margin-top:.3em}

/* 号码卡 */
.number-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;display:flex;align-items:center;justify-content:space-between;gap:14px;
  transition:border-color .18s,box-shadow .18s
}
.number-card:hover{border-color:var(--brand);box-shadow:var(--shadow)}
.number-card .digits{font-size:1.42rem;font-weight:800;color:var(--ink);letter-spacing:.02em;font-variant-numeric:tabular-nums}
.number-card .tier{font-size:.76rem;color:var(--ink-3);margin-top:.15em}
.number-card .tier b{color:var(--accent);font-weight:700}

/* 对比表 */
.compare-table{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.compare-table table{margin:0;border:none;font-size:.92rem}
.compare-table th,.compare-table td{border:none;border-bottom:1px solid var(--line);padding:.85em 1em}
.compare-table thead th{background:var(--brand-deep);color:#fff;font-size:.86rem;white-space:nowrap}
.compare-table tbody tr:last-child td{border-bottom:none}
.compare-table tbody tr:nth-child(even){background:#fafcfe}
/* 表格横向滑动提示：仅手机端显示 */
.table-hint{display:none;margin:.7em 0 0;font-size:.82rem;color:var(--ink-3);text-align:center}

/* ==========================================================================
   8. 文章列表
   ========================================================================== */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s,border-color .2s
}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--brand-light-2)}
.post-thumb{aspect-ratio:16/9;background:var(--bg-2);overflow:hidden}
.post-thumb img{width:100%;height:100%;object-fit:cover}
.post-thumb-ph{
  aspect-ratio:16/9;background:linear-gradient(135deg,var(--brand-light) 0%,var(--brand-light-2) 100%);
  display:flex;align-items:center;justify-content:center;color:var(--brand);
  font-weight:800;font-size:1.5rem;letter-spacing:.02em
}
.post-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.post-cat{font-size:.76rem;font-weight:700;color:var(--brand);margin-bottom:.5em;letter-spacing:.02em}
.post-card h3{font-size:1.02rem;margin-bottom:.55em;line-height:1.45}
.post-card h3 a{color:var(--ink)}
.post-card h3 a:hover{color:var(--brand)}
.post-excerpt{font-size:.895rem;color:var(--ink-2);margin:0 0 1em;flex:1}
.post-meta{font-size:.79rem;color:var(--ink-3);display:flex;gap:14px;flex-wrap:wrap;margin-top:auto;padding-top:.8em;border-top:1px solid var(--line)}

/* 列表样式（归档 / 搜索） */
.post-list{display:flex;flex-direction:column;gap:0}
.post-item{
  display:grid;grid-template-columns:200px 1fr;gap:24px;padding:26px 0;
  border-bottom:1px solid var(--line);align-items:start
}
.post-item:first-child{padding-top:0}
.post-item h2{font-size:1.16rem;margin-bottom:.45em}
.post-item h2 a{color:var(--ink)}
.post-item h2 a:hover{color:var(--brand)}
.post-item .post-excerpt{font-size:.93rem}
.post-item .post-thumb,.post-item .post-thumb-ph{border-radius:var(--radius);aspect-ratio:16/10}

/* ==========================================================================
   9. 正文 / 单页
   ========================================================================== */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 322px;gap:42px;align-items:start}
.layout-full{grid-template-columns:minmax(0,1fr);max-width:860px;margin:0 auto}

.breadcrumb{font-size:.83rem;color:var(--ink-3);margin-bottom:1.1em;padding-top:26px}
.breadcrumb a{color:var(--ink-2)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{margin:0 .5em;color:var(--line-2)}

.entry{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:38px 40px 42px
}
.entry-header{margin-bottom:1.6em;padding-bottom:1.3em;border-bottom:1px solid var(--line)}
.entry-header h1{margin-bottom:.5em}
.entry-meta{font-size:.83rem;color:var(--ink-3);display:flex;gap:16px;flex-wrap:wrap}
.entry-meta a{color:var(--ink-2)}

.entry-content{font-size:1.02rem;color:#23324d}
.entry-content h2{
  margin-top:1.9em;padding-left:.62em;border-left:4px solid var(--brand);font-size:1.32rem
}
.entry-content h3{margin-top:1.5em;font-size:1.13rem;color:var(--brand-dark)}
.entry-content h4{margin-top:1.3em}
.entry-content ul,.entry-content ol{margin-bottom:1.2em}
.entry-content img{border-radius:var(--radius);margin:1.4em 0}
.entry-content a{text-decoration:underline;text-underline-offset:3px}
.entry-content table{font-size:.93rem;border-radius:var(--radius);overflow:hidden}
.entry-content>*:first-child{margin-top:0}

/* 文末转化块 */
.entry-cta{
  margin-top:2.4em;padding:26px 28px;border-radius:var(--radius-lg);
  background:linear-gradient(135deg,var(--brand-light) 0%,#f2f7fe 100%);
  border:1px solid var(--brand-light-2)
}
.entry-cta h3{margin-bottom:.4em;color:var(--brand-dark)}
.entry-cta p{color:var(--ink-2);font-size:.95rem;margin-bottom:1.2em}
.entry-cta .actions{display:flex;gap:12px;flex-wrap:wrap}

.entry-tags{margin-top:1.8em;font-size:.85rem;color:var(--ink-3)}
.entry-tags a{
  display:inline-block;padding:.22em .7em;background:var(--bg-2);border-radius:99px;
  margin:0 .4em .5em 0;color:var(--ink-2);font-size:.83rem
}
.entry-tags a:hover{background:var(--brand-light);color:var(--brand)}

/* 上一篇 / 下一篇 */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:26px}
.post-nav a{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:16px 18px;font-size:.9rem;color:var(--ink-2);display:block
}
.post-nav a:hover{border-color:var(--brand);color:var(--brand);box-shadow:var(--shadow)}
.post-nav .dir{display:block;font-size:.76rem;color:var(--ink-3);margin-bottom:.3em}

/* ==========================================================================
   10. 侧栏
   ========================================================================== */
.sidebar{display:flex;flex-direction:column;gap:22px;position:sticky;top:96px}
.widget{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px 20px}
.widget-title{font-size:1rem;margin-bottom:1em;padding-bottom:.6em;border-bottom:2px solid var(--brand-light)}
.widget ul{list-style:none;padding:0;margin:0}
.widget ul li{margin:0;border-bottom:1px solid var(--line);padding:.55em 0;font-size:.92rem}
.widget ul li:last-child{border-bottom:none}
.widget ul li a{color:var(--ink-2);display:flex;justify-content:space-between;gap:.6em}
.widget ul li a:hover{color:var(--brand)}
.widget .count{color:var(--ink-3);font-size:.82rem;flex:none}
.widget-cta{background:linear-gradient(150deg,var(--brand-dark),var(--brand));color:#fff;border:none}
.widget-cta .widget-title{color:#fff;border-bottom-color:rgba(255,255,255,.2)}
.widget-cta p{color:#c3d5ee;font-size:.9rem}

/* ==========================================================================
   11. 步骤 / 时间线
   ========================================================================== */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin-top:34px}
.step{position:relative;padding:0 20px;text-align:center}
.step::before{
  content:"";position:absolute;top:22px;left:-50%;width:100%;height:2px;
  background:var(--line-2);z-index:0
}
.step:first-child::before{display:none}
.step-num{
  position:relative;z-index:1;width:44px;height:44px;margin:0 auto 14px;border-radius:50%;
  background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:1rem;box-shadow:0 0 0 6px #fff
}
.step h3{font-size:1rem;margin-bottom:.4em}
.step p{font-size:.89rem;color:var(--ink-2);margin:0}

/* 常见问题 */
.faq{margin-top:32px;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;background:#fff}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:none}
.faq-q{
  width:100%;text-align:left;background:none;border:none;cursor:pointer;
  padding:19px 22px;font-size:1rem;font-weight:700;color:var(--ink);
  font-family:inherit;display:flex;justify-content:space-between;gap:16px;align-items:center
}
.faq-q:hover{background:#fafcfe}
.faq-q .chev{flex:none;width:11px;height:11px;border-right:2px solid var(--brand);border-bottom:2px solid var(--brand);transform:rotate(45deg);transition:transform .22s;margin-top:-4px}
.faq-item.open .faq-q .chev{transform:rotate(-135deg);margin-top:4px}
.faq-a{display:none;padding:0 22px 20px;font-size:.94rem;color:var(--ink-2);line-height:1.8}
.faq-item.open .faq-a{display:block}

/* ==========================================================================
   12. 底部
   ========================================================================== */
.cta-band{
  background:linear-gradient(135deg,var(--accent) 0%,#c9450d 100%);
  color:#fff;padding:52px 0;text-align:center
}
.cta-band h2{color:#fff;margin-bottom:.4em}
.cta-band p{color:#ffe0d1;margin-bottom:1.6em}
.cta-band .actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta-band .btn-ghost{color:#fff;border-color:rgba(255,255,255,.55)}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff}

.site-footer{background:var(--brand-deep);color:#9db3d0;font-size:.9rem;padding:52px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px;padding-bottom:38px}
.site-footer h3{color:#fff;font-size:.98rem;margin-bottom:1em}
.site-footer a{color:#b8cae4}
.site-footer a:hover{color:#fff}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer ul li{margin-bottom:.6em}
.footer-about p{color:#8ea6c6;font-size:.89rem;line-height:1.75}
.footer-contact li{display:flex;gap:.55em;align-items:flex-start}
.footer-tel{font-size:1.5rem;font-weight:800;color:#fff;display:block;margin-bottom:.3em;letter-spacing:-.01em}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.82rem;color:#7d95b5
}
.footer-bottom a{color:#9db3d0}

/* 移动端固定操作条 */
.mobile-bar{display:none}
.pagination{display:flex;gap:8px;justify-content:center;margin-top:38px;flex-wrap:wrap}
.pagination .page-numbers{
  padding:.5em .95em;border:1px solid var(--line-2);border-radius:var(--radius-sm);
  color:var(--ink-2);background:#fff;font-size:.9rem;font-weight:600
}
.pagination .page-numbers.current,.pagination .page-numbers:hover{
  background:var(--brand);color:#fff;border-color:var(--brand)
}
.pagination .dots{border:none;background:none}

.alignleft{float:left;margin:0 1.4em 1em 0}
.alignright{float:right;margin:0 0 1em 1.4em}
.aligncenter{margin:1.4em auto}
.wp-caption{max-width:100%}
.wp-caption-text{font-size:.83rem;color:var(--ink-3);text-align:center;margin-top:.5em}
.screen-reader-text{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}

/* ==========================================================================
   12.5 靓号展示（卡片墙 + 筛选）
   ========================================================================== */

.nums-wrap{margin:22px 0}

/* 筛选按钮组 */
.nums-toolbar{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 22px}
.nums-chip{
  appearance:none;cursor:pointer;font-family:inherit;
  display:inline-flex;align-items:center;min-height:40px;
  background:#fff;border:1px solid var(--line-2);color:var(--ink-2);
  border-radius:99px;padding:7px 15px;font-size:.875rem;font-weight:600;line-height:1.5;
  transition:background .16s,border-color .16s,color .16s
}
.nums-chip em{font-style:normal;font-size:.8em;opacity:.62;margin-left:2px}
.nums-chip:hover{border-color:var(--brand);color:var(--brand-dark)}
.nums-chip.is-active{background:var(--brand);border-color:var(--brand);color:#fff}
.nums-chip.is-active em{opacity:.75}

/* 卡片网格 */
.nums-grid{display:grid;gap:16px}
.nums-grid.cols-1{grid-template-columns:minmax(0,1fr)}
.nums-grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.nums-grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.nums-grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}

/* 号码卡 */
.num-card{
  position:relative;overflow:hidden;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:16px 17px 15px;
  display:flex;flex-direction:column;gap:10px;
  transition:transform .18s,box-shadow .18s,border-color .18s
}
.num-card::after{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,var(--brand),var(--accent));
  opacity:0;transition:opacity .2s
}
.num-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--brand-light-2)}
.num-card:hover::after{opacity:1}
.num-card[hidden]{display:none}

.num-card-top{display:flex;align-items:center;justify-content:space-between;gap:8px}

.num-tier{
  font-size:.715rem;font-weight:800;letter-spacing:.02em;
  padding:3px 10px;border-radius:99px;line-height:1.6;white-space:nowrap
}
.num-tier.tier-zunxiang{background:var(--accent-light);color:var(--accent-dark);border:1px solid #f7d3bd}
.num-tier.tier-jingpin{background:var(--brand-light);color:var(--brand-dark);border:1px solid var(--brand-light-2)}
.num-tier.tier-youxuan{background:#e8f7f0;color:#0d6746;border:1px solid #b6e3ce}
.num-tier.tier-putong{background:var(--bg-2);color:var(--ink-3);border:1px solid var(--line)}

.num-copy{
  appearance:none;cursor:pointer;font-family:inherit;background:#fff;
  display:inline-flex;align-items:center;min-height:34px;
  border:1px solid var(--line);color:var(--ink-3);border-radius:var(--radius-sm);
  padding:4px 11px;font-size:.76rem;line-height:1.5;
  transition:color .16s,border-color .16s,background .16s
}
.num-copy:hover{border-color:var(--brand);color:var(--brand)}
.num-copy.is-copied{background:#e8f7f0;border-color:#b6e3ce;color:#0d6746}

.num-digits{
  font-size:clamp(1.35rem,3.6vw,1.6rem);font-weight:800;line-height:1.2;
  letter-spacing:.005em;font-variant-numeric:tabular-nums;color:var(--ink);
  word-break:break-all
}

.num-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.num-tag{
  font-size:.775rem;color:var(--ink-2);background:var(--bg-2);
  padding:2px 9px;border-radius:6px;line-height:1.7
}
.num-price{
  font-size:.945rem;font-weight:800;color:var(--accent);
  margin-left:auto;white-space:nowrap
}
.num-note{font-size:.815rem;color:var(--ink-3);margin:0;line-height:1.6}

.num-actions{margin-top:auto;padding-top:2px}
/* 主转化按钮：手机上给足可点高度 */
.num-actions .btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px}
.num-sold-label{
  display:block;text-align:center;font-size:.845rem;color:var(--ink-3);
  background:var(--bg-2);border-radius:var(--radius-sm);padding:9px 8px;font-weight:600
}

/* 已售状态：置灰但不隐藏（制造「好号被抢」的紧迫感） */
.num-card.is-sold{opacity:.62}
.num-card.is-sold:hover{transform:none;box-shadow:none;border-color:var(--line)}
.num-card.is-sold:hover::after{opacity:0}
.num-card.is-sold .num-digits{
  color:var(--ink-3);text-decoration:line-through;text-decoration-thickness:2px
}

.nums-empty{
  background:#fff;border:1px dashed var(--line-2);border-radius:var(--radius-lg);
  padding:26px 20px;text-align:center;color:var(--ink-3);font-size:.92rem;margin:20px 0
}
.nums-foot{font-size:.86rem;color:var(--ink-3);text-align:center;margin:18px 0 0}

/* 表单里的「意向号码」展示 */
.form-want .want-box{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  background:var(--accent-light);border:1px solid #f7d3bd;
  border-radius:var(--radius-sm);padding:9px 13px
}
.form-want .want-box strong{
  font-size:1.05rem;font-weight:800;color:var(--accent-dark);
  font-variant-numeric:tabular-nums;letter-spacing:.01em
}
.want-clear{
  appearance:none;cursor:pointer;font-family:inherit;background:none;border:none;
  color:var(--accent-dark);font-size:.8rem;text-decoration:underline;padding:2px 4px;flex:none
}
.want-clear:hover{color:var(--accent)}

@media (max-width:1024px){
  .nums-grid.cols-3,.nums-grid.cols-4{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:560px){
  .nums-grid.cols-2,.nums-grid.cols-3,.nums-grid.cols-4{grid-template-columns:minmax(0,1fr)}
  .nums-toolbar{gap:6px}
  .nums-chip{padding:7px 13px;font-size:.83rem;min-height:42px}
  .num-digits{font-size:1.5rem}
}

/* ==========================================================================
   13. 响应式
   ========================================================================== */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .lead-card{max-width:560px}
  .g4,.stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px 0}
  .step:nth-child(3)::before{display:none}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .layout{grid-template-columns:minmax(0,1fr)}
  .sidebar{position:static}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}

@media (max-width:820px){
  .header-inner{min-height:64px;gap:14px}
  .nav-toggle{display:flex}
  .main-nav{
    display:none;order:3;width:100%;flex-basis:100%;
    border-top:1px solid var(--line);padding:10px 0 14px
  }
  .main-nav.is-open{display:block}
  .main-nav ul{flex-direction:column;gap:0;align-items:stretch}
  .main-nav a{padding:.78em .6em;border-radius:var(--radius-sm)}
  .main-nav .sub-menu{
    display:flex;position:static;box-shadow:none;border:none;
    padding-left:1em;background:var(--bg)
  }
  .header-tel{display:none}
  .section{padding:46px 0}
  .section-head{margin-bottom:30px}
  .entry{padding:26px 22px 30px}
  .entry-content h2{font-size:1.2rem}
  .post-item{grid-template-columns:1fr;gap:14px}
  .post-item .post-thumb,.post-item .post-thumb-ph{aspect-ratio:16/9;max-width:340px}
  .post-nav{grid-template-columns:1fr}
  .topbar .wrap{justify-content:center;text-align:center}
  .topbar-list{gap:14px;justify-content:center;font-size:.8rem}
}

@media (max-width:560px){
  body{font-size:15.5px}
  .wrap{padding:0 15px}
  .hero{padding:44px 0 48px}
  .hero-actions .btn{width:100%}
  .hero-points{gap:12px}
  .g2,.g3,.g4,.stats{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  /* ⚠ 步骤卡：手机端改为「左侧编号 + 竖向时间线」。
     关键：h3 / p 必须显式写 grid-column:2。否则网格自动排布会把 <p> 排到
     第 2 行第 1 格（44px 宽）——正文被挤成每行 4-5 个字、高达 10 行的竖条，
     而右侧大片留白。这是移动端最刺眼的问题。 */
  .steps{grid-template-columns:1fr;gap:0;margin-top:26px}
  .step{
    padding:0 0 24px;text-align:left;display:grid;
    grid-template-columns:44px minmax(0,1fr);column-gap:15px;row-gap:2px;align-items:start
  }
  .step::before{
    content:"";position:absolute;left:21px;top:52px;bottom:0;width:2px;height:auto;
    background:var(--line-2);display:block
  }
  .step:first-child::before{display:block}
  .step:last-child::before{display:none}
  .step-num{grid-column:1;grid-row:1/span 2;margin:0}
  .step h3{grid-column:2;grid-row:1;margin:0 0 .3em;font-size:1.03rem}
  .step p{grid-column:2;grid-row:2}
  .entry{padding:22px 17px 26px;border-radius:var(--radius)}
  .entry-cta{padding:20px 18px}
  .entry-cta .actions .btn{width:100%}
  .lead-card{padding:22px 18px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;text-align:center}
  .cta-band .actions .btn{width:100%}
  /* 顶栏：手机上压成一行（原为 88px，占掉首屏 10%） */
  .topbar{font-size:.78rem}
  .topbar .wrap{min-height:0;padding:7px 0;flex-wrap:nowrap;overflow:hidden}
  .topbar-list{gap:10px;flex-wrap:nowrap}
  .topbar-list li{white-space:nowrap}
  .topbar .wrap > .topbar-list:nth-child(2){display:none}
  .topbar .wrap > .topbar-list:has(.topbar-tel){display:flex}
  .topbar .wrap > .topbar-list:nth-child(1) li:nth-child(n+2){display:none}

  /* 对比表：4 列在 390px 下被压成 65-139px，单元格高 119px。
     给表格一个最小宽度，改为容器内横向滑动，列宽回到可读区间。 */
  .compare-table table{min-width:540px}
  .compare-table th,.compare-table td{padding:.62em .7em;font-size:.84rem}
  .table-hint{display:block}

  /* 页头按钮：36px → ≥40px */
  .header-cta .btn{min-height:40px}

  /* 面包屑链接：17px → 可点击区更大 */
  .breadcrumb a{display:inline-block;padding:.4em 0}

  /* 页脚链接：19px 高，远低于可点击下限 */
  .site-footer ul li{margin-bottom:0}
  .site-footer ul a{display:block;padding:.6em 0}
  .footer-contact li{margin-bottom:.1em}
  .footer-contact li a{padding:.35em 0}

  /* 表单同意条款里的《隐私政策》链接：16px 高 */
  .form-consent{align-items:flex-start}
  .form-consent input[type=checkbox]{width:20px;height:20px;margin-top:.12em}
  .form-consent > span > a{display:inline-block;padding:.42em .05em}

  /* 页脚底部的备案链接：20px 高 */
  .footer-bottom a{display:inline-block;padding:.4em .1em}

  /* 移动端底部固定操作条（原按钮仅 30px 高） */
  .mobile-bar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:90;
    background:#fff;border-top:1px solid var(--line);box-shadow:0 -2px 14px rgba(20,33,61,.09);
    padding:9px 10px calc(9px + env(safe-area-inset-bottom))
  }
  .mobile-bar a{
    flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;
    gap:2px;min-height:44px;font-size:.78rem;font-weight:700;color:var(--ink-2);
    padding:.5em 0;border-radius:var(--radius-sm)
  }
  .mobile-bar a.primary{background:var(--accent);color:#fff}
  .mobile-bar a.primary:hover{color:#fff}
  .body-pad{padding-bottom:78px}
}

@media print{
  .topbar,.site-header,.site-footer,.mobile-bar,.sidebar,.entry-cta,.cta-band{display:none!important}
  .entry{border:none;padding:0}
}