/* ===== 海客在线工具箱 · 全站样式（沿用 hokoc.com 红色品牌风格）===== */
:root{
  --brand:#d81e06;          /* 海客主红，可按官网精确色替换 */
  --brand-dark:#a81403;
  --brand-soft:#fff2f0;
  --ink:#1f2329;
  --ink-2:#5b6472;
  --ink-3:#8a94a6;
  --line:#e9ecf1;
  --bg:#f5f6f8;
  --card:#ffffff;
  --radius:14px;
  --shadow:0 6px 24px rgba(20,30,50,.06);
  --shadow-hover:0 12px 32px rgba(216,30,6,.14);
  --maxw:1200px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 16px}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
.header-in{display:flex;align-items:center;gap:24px;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--ink)}
.logo .mark{width:30px;height:30px;border-radius:8px;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:16px}
.logo-img{height:32px;width:auto;display:block;flex:none}
.logo .sub{font-size:12px;font-weight:500;color:var(--ink-3);margin-left:2px}
.nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav a{padding:8px 14px;border-radius:8px;font-size:15px;color:var(--ink-2);font-weight:500;transition:.15s}
.nav a:hover{background:var(--brand-soft);color:var(--brand)}
.nav a.on{color:var(--brand);font-weight:700}
.nav-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:8px;width:40px;height:38px;font-size:20px;cursor:pointer;color:var(--ink-2)}

/* ---------- Hero / 首页 ---------- */
.hero{background:linear-gradient(135deg,var(--brand) 0%,#ff6a3d 100%);color:#fff;padding:52px 0 60px}
.hero h1{margin:0 0 10px;font-size:34px;letter-spacing:.5px}
.hero p{margin:0 0 24px;font-size:16px;opacity:.92}
.search{display:flex;max-width:640px;background:#fff;border-radius:12px;padding:6px;box-shadow:0 10px 30px rgba(0,0,0,.12)}
.search input{flex:1;border:0;outline:0;padding:12px 14px;font-size:16px;border-radius:8px;color:var(--ink)}
.search button{border:0;background:var(--brand);color:#fff;padding:0 22px;border-radius:8px;font-size:15px;cursor:pointer;font-weight:600}
.hero-stats{display:flex;gap:28px;margin-top:22px;font-size:14px;opacity:.95;flex-wrap:wrap}
.hero-stats b{font-size:20px;display:block}

/* ---------- Section / 分类 ---------- */
.section{padding:34px 0}
.section-title{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800;margin:0 0 18px}
.section-title .bar{width:5px;height:20px;background:var(--brand);border-radius:3px}
.section-title .count{font-size:13px;color:var(--ink-3);font-weight:500}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px}
.tool-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;transition:.18s;display:block;position:relative;overflow:hidden}
.tool-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#ffd9d2}
.tool-card .ico{width:42px;height:42px;border-radius:10px;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;font-size:22px;margin-bottom:12px}
.tool-card .name{font-weight:700;font-size:16px;margin-bottom:4px}
.tool-card .desc{font-size:13px;color:var(--ink-3);line-height:1.5;min-height:38px}
.tool-card .go{position:absolute;right:16px;bottom:14px;color:var(--brand);opacity:0;transform:translateX(-6px);transition:.18s;font-size:14px;font-weight:600}
.tool-card:hover .go{opacity:1;transform:translateX(0)}
.no-result{padding:40px;text-align:center;color:var(--ink-3);display:none}

/* ---------- 工具页 ---------- */
.breadcrumb{font-size:13px;color:var(--ink-3);padding:16px 0}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{margin:0 6px}
.tool-head{display:flex;align-items:center;gap:14px;margin-bottom:6px}
.tool-head .ico{width:52px;height:52px;border-radius:12px;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:26px;flex:none}
.tool-head h1{margin:0;font-size:24px}
.tool-head .tdesc{margin:2px 0 0;color:var(--ink-2);font-size:14px}

.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;margin-top:18px}
.panel + .panel{margin-top:16px}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end}
.field{display:flex;flex-direction:column;gap:6px;flex:1;min-width:160px}
.field label{font-size:13px;color:var(--ink-2);font-weight:600}
textarea,input[type=text],input[type=number],input[type=date],input[type=time],select{
  width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 12px;font-size:15px;font-family:inherit;color:var(--ink);background:#fff;outline:0;transition:.15s
}
textarea:focus,input:focus,select:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(216,30,6,.08)}
textarea{min-height:150px;resize:vertical;line-height:1.6}
.btn{border:0;background:var(--brand);color:#fff;padding:11px 20px;border-radius:10px;font-size:15px;cursor:pointer;font-weight:600;transition:.15s;white-space:nowrap}
.btn:hover{background:var(--brand-dark)}
.btn.ghost{background:#fff;color:var(--brand);border:1px solid var(--brand)}
.btn.ghost:hover{background:var(--brand-soft)}
.btn.sm{padding:7px 14px;font-size:13px}
.btn:disabled{opacity:.5;cursor:not-allowed}
.result{background:#fafbfc;border:1px dashed var(--line);border-radius:10px;padding:16px;margin-top:14px;font-size:16px;word-break:break-word;min-height:24px}
.result.mono{font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace;font-size:14px;white-space:pre-wrap}
.hint{font-size:13px;color:var(--ink-3);margin-top:8px}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:12px;margin-top:8px}
.stat-box{background:var(--brand-soft);border-radius:10px;padding:14px;text-align:center}
.stat-box .v{font-size:22px;font-weight:800;color:var(--brand)}
.stat-box .k{font-size:12px;color:var(--ink-2);margin-top:2px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{padding:6px 12px;border:1px solid var(--line);border-radius:20px;font-size:13px;cursor:pointer;background:#fff;transition:.15s}
.chip:hover{border-color:var(--brand);color:var(--brand)}
.sym-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(52px,1fr));gap:8px}
.sym{border:1px solid var(--line);border-radius:8px;height:52px;display:grid;place-items:center;font-size:22px;cursor:pointer;background:#fff;transition:.12s}
.sym:hover{border-color:var(--brand);color:var(--brand);transform:scale(1.08)}
.table{width:100%;border-collapse:collapse;margin-top:8px;font-size:14px}
.table th,.table td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.table th{background:#fafbfc;color:var(--ink-2);font-weight:600}
.table tr:hover td{background:var(--brand-soft)}
.tabs{display:flex;gap:6px;margin-bottom:14px;flex-wrap:wrap}
.tab{padding:8px 16px;border-radius:8px;background:#fff;border:1px solid var(--line);cursor:pointer;font-size:14px}
.tab.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.out-box{background:#1f2329;color:#e6edf3;border-radius:10px;padding:16px;font-family:Consolas,monospace;font-size:14px;white-space:pre-wrap;word-break:break-all;margin-top:14px}

/* ---------- 相关推荐 / 广告位 ---------- */
.related{margin-top:26px}
.ad-slot{margin-top:22px;border:1px dashed #d7dbe2;border-radius:var(--radius);background:repeating-linear-gradient(45deg,#fafbfc,#fafbfc 12px,#f4f5f7 12px,#f4f5f7 24px);min-height:90px;display:grid;place-items:center;color:var(--ink-3);font-size:13px}
.seo-text{margin-top:26px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;font-size:14px;color:var(--ink-2);line-height:1.9}
.seo-text h2{font-size:16px;color:var(--ink);margin:0 0 8px}

/* ---------- Footer ---------- */
.site-footer{background:#1f2329;color:#aeb6c2;margin-top:50px;padding:34px 0 22px;font-size:14px}
.footer-in{display:flex;flex-wrap:wrap;gap:30px;justify-content:space-between}
.footer-in a:hover{color:#fff}
.fcol h4{color:#fff;font-size:15px;margin:0 0 12px}
.fcol a{display:block;margin-bottom:8px;color:#aeb6c2}
.copyright{border-top:1px solid #333;margin-top:24px;padding-top:16px;text-align:center;font-size:13px;color:#7a828e}
.copyright a{color:#7a828e}

/* ---------- 响应式 ---------- */
@media(max-width:860px){
  .nav{position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:8px 16px 16px;gap:2px;border-bottom:1px solid var(--line);display:none;box-shadow:var(--shadow)}
  .nav.open{display:flex}
  .nav a{padding:12px}
  .nav-toggle{display:block}
  .hero h1{font-size:26px}
  .tool-head h1{font-size:20px}
}