/*
Theme Name: Merit Link UK
Theme URI: https://merit-link.co.uk/
Author: Merit Link UK
Author URI: https://merit-link.co.uk/
Description: Official theme of Merit Link UK — the United Kingdom representative office of the international Merit Link (脉链) platform. Single-page English landing with responsive layout and SEO metadata.
Version: 1.2.1
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GPL v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: merit-link-uk
Tags: custom-logo, one-column, responsive-layout, translation-ready
*/

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --orange:#EB6A1E;
  --orange-dark:#C75616;
  --orange-light:#FFF2E8;
  --ink:#0F1419;
  --muted:#5A6472;
  --line:#E6E8EC;
  --bg:#FFFFFF;
  --soft:#FAFAF9;
}
html{scroll-behavior:smooth}
body{
  font-family:'Manrope',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
.container{max-width:1180px;margin:0 auto;padding:0 24px}
a{color:inherit;text-decoration:none}

/* Header */
.site-header{
  padding:28px 0;
  border-bottom:1px solid var(--line);
  background:rgba(255,255,255,.85);
  backdrop-filter:blur(10px);
  position:sticky;top:0;z-index:50;
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px}
.nav-right{display:flex;align-items:center;gap:16px}
.lang-switcher select,.lang-switcher .ag-switcher select{
  appearance:none;-webkit-appearance:none;
  padding:7px 30px 7px 14px;
  border:1px solid var(--line);border-radius:999px;
  background:#fff url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path d='M1 1l4 4 4-4' stroke='%235A6472' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/></svg>") no-repeat right 12px center;
  font:600 13px 'Manrope',sans-serif;color:var(--ink);
  cursor:pointer;transition:all .2s;
}
.lang-switcher select:hover{border-color:var(--orange);color:var(--orange)}
.lang-switcher,
.lang-switcher *{box-sizing:border-box;vertical-align:middle}
.lang-switcher{display:inline-flex;align-items:center;height:32px}
.lang-switcher .ag_notranslateswitcher{font-size:0;color:transparent;display:inline-flex;align-items:center;height:32px}
.lang-switcher .ag_notranslateswitcher>div{display:none}
.lang-switcher ul,.lang-switcher .ag_notranslateswitcher ul{
  list-style:none;margin:0;padding:0;
  display:inline-flex;align-items:center;gap:4px;height:32px;
}
.lang-switcher li{display:inline-flex;align-items:center;margin:0;padding:0;height:32px}
.lang-switcher a{
  display:inline-flex;align-items:center;justify-content:center;gap:4px;
  height:32px;padding:0 12px;border-radius:8px;
  font-weight:600;font-size:13px;color:var(--muted);
  letter-spacing:.02em;line-height:1;text-decoration:none;
  transition:all .2s;
}
.lang-switcher a:hover,.lang-switcher a.active-lang{color:var(--orange);background:var(--orange-light)}
.lang-switcher a strong{
  display:inline-flex;align-items:center;justify-content:center;gap:4px;
  height:32px;padding:0 12px;margin:0 -12px;
  color:var(--orange);background:var(--orange-light);
  border-radius:8px;font-weight:700;line-height:1;
}
.lang-switcher .lang-flag{font-size:15px;line-height:1;display:inline-flex;align-items:center}
.logo{height:38px;width:auto;display:block}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:var(--orange-light);color:var(--orange-dark);
  font-size:13px;font-weight:600;letter-spacing:.02em;
}
.dot{width:6px;height:6px;border-radius:50%;background:var(--orange);animation:pulse 2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.85)}}

/* Hero */
.hero{
  padding:120px 0 100px;
  position:relative;
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(235,106,30,.12), transparent 60%),
    radial-gradient(900px 400px at 0% 110%, rgba(235,106,30,.06), transparent 60%);
}
.hero h1{
  font-size:clamp(38px,6vw,72px);
  font-weight:800;
  line-height:1.05;
  letter-spacing:-.02em;
  margin-bottom:28px;
  max-width:900px;
}
.hero h1 .accent{color:var(--orange);display:inline-block}
.hero-sub{
  font-size:clamp(17px,1.4vw,20px);
  color:var(--muted);
  max-width:680px;
  margin-bottom:40px;
}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap;align-items:center}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:16px 28px;border-radius:12px;
  font-weight:600;font-size:15px;
  transition:all .2s ease;
  cursor:pointer;border:none;
}
.btn-primary{background:var(--orange);color:#fff}
.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 10px 24px rgba(235,106,30,.28)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--ink)}
.btn svg{width:16px;height:16px}

.slogans{
  display:flex;gap:32px;margin-top:60px;
  padding-top:32px;border-top:1px solid var(--line);
  flex-wrap:wrap;
}
.slogan{display:flex;flex-direction:column;gap:4px}
.slogan .zh{font-size:18px;font-weight:700;color:var(--orange)}
.slogan .ua{font-size:14px;color:var(--muted);font-weight:500}

/* Sections */
.section{padding:100px 0}
.section-title{
  font-size:clamp(28px,3.5vw,42px);
  font-weight:700;letter-spacing:-.01em;
  margin-bottom:16px;
}
.section-lead{font-size:18px;color:var(--muted);max-width:720px;margin-bottom:56px}

/* About */
.about{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.about-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start;
}
.about-text p{margin-bottom:18px;font-size:16px;color:var(--ink)}
.about-text p:last-child{margin-bottom:0}
.stats{
  display:grid;grid-template-columns:1fr 1fr;gap:24px;
}
.stat{
  padding:28px 24px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:16px;
  transition:all .3s ease;
}
.stat:hover{border-color:var(--orange);transform:translateY(-4px);box-shadow:0 20px 40px -20px rgba(235,106,30,.25)}
.stat-num{font-size:38px;font-weight:800;color:var(--orange);line-height:1;margin-bottom:10px;letter-spacing:-.02em}
.stat-label{font-size:14px;color:var(--muted);font-weight:500}

/* Services */
.services-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.service{
  padding:36px 32px;
  border:1px solid var(--line);
  border-radius:20px;
  transition:all .3s ease;
  background:#fff;
}
.service:hover{border-color:var(--orange);transform:translateY(-4px)}
.service-icon{
  width:52px;height:52px;border-radius:14px;
  background:var(--orange-light);color:var(--orange);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:24px;
}
.service-icon svg{width:26px;height:26px}
.service h3{font-size:19px;font-weight:700;margin-bottom:12px}
.service p{color:var(--muted);font-size:15px}

/* Geography */
.geo{background:#0F1419;color:#fff;border-radius:0}
.geo .section-title,.geo .section-lead{color:#fff}
.geo .section-lead{color:#9BA3AE}
.geo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.geo-card{
  padding:24px 22px;
  border:1px solid rgba(255,255,255,.1);
  border-radius:14px;
  background:rgba(255,255,255,.03);
}
.geo-card .flag{font-size:28px;margin-bottom:12px;display:block}
.geo-card h4{font-size:15px;font-weight:600;margin-bottom:4px}
.geo-card span{font-size:13px;color:#9BA3AE}
.geo-card.uk{background:linear-gradient(135deg,#012169 0%,#C8102E 100%);border-color:transparent}
.geo-card.uk h4,.geo-card.uk span{color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.3)}

/* Contact */
.contact-wrap{
  background:linear-gradient(135deg,var(--orange) 0%,#F58C3C 100%);
  border-radius:28px;
  padding:72px 56px;
  color:#fff;
  position:relative;overflow:hidden;
}
.contact-wrap::before{
  content:"";position:absolute;top:-50%;right:-10%;
  width:500px;height:500px;
  background:radial-gradient(circle,rgba(255,255,255,.15),transparent 70%);
}
.contact-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.2fr 1fr;gap:48px;align-items:center}
.contact-wrap h2{font-size:36px;font-weight:700;line-height:1.15;margin-bottom:16px;letter-spacing:-.01em}
.contact-wrap p{font-size:17px;opacity:.92;margin-bottom:0}
.contact-list{display:flex;flex-direction:column;gap:14px}
.contact-item{
  display:flex;align-items:center;gap:14px;
  padding:16px 20px;background:rgba(255,255,255,.14);
  border-radius:12px;backdrop-filter:blur(6px);
  font-weight:500;transition:background .2s;
}
.contact-item:hover{background:rgba(255,255,255,.22)}
.contact-item svg{width:20px;height:20px;flex-shrink:0}

/* Footer */
.site-footer{
  padding:40px 0 48px;
  border-top:1px solid var(--line);
  color:var(--muted);
  font-size:14px;
}
.foot{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.foot a:hover{color:var(--orange)}

/* Responsive */
@media (max-width:900px){
  .about-grid,.contact-inner{grid-template-columns:1fr;gap:40px}
  .services-grid,.geo-grid{grid-template-columns:repeat(2,1fr)}
  .hero{padding:80px 0 60px}
  .section{padding:70px 0}
  .contact-wrap{padding:48px 28px}
  .contact-wrap h2{font-size:28px}
}
@media (max-width:560px){
  .services-grid,.geo-grid,.stats{grid-template-columns:1fr}
  .slogans{gap:20px}
  .hero-cta{flex-direction:column;align-items:stretch}
  .btn{justify-content:center}
}

/* Uniques — the "5 ONLY" strip (dark, premium look) */
.uniques{
  background:
    radial-gradient(800px 400px at 100% 0%, rgba(235,106,30,.18), transparent 60%),
    radial-gradient(600px 300px at 0% 100%, rgba(235,106,30,.10), transparent 60%),
    linear-gradient(180deg,#0F1419 0%,#1a1f28 100%);
  color:#fff;
  border:none;
}
.uniques .section-title,.uniques .section-lead{color:#fff}
.uniques .section-lead{color:rgba(255,255,255,.65)}
.uniques-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.unique{
  padding:40px 26px 30px;
  background:rgba(255,255,255,.035);
  border:1px solid rgba(255,255,255,.09);
  border-radius:20px;
  position:relative;
  overflow:hidden;
  transition:all .35s ease;
  min-height:220px;
  display:flex;flex-direction:column;justify-content:flex-end;
}
.unique::before{
  content:attr(data-num);
  position:absolute;top:-22px;right:-8px;
  font-size:110px;font-weight:900;
  color:rgba(235,106,30,.10);
  line-height:1;letter-spacing:-.05em;
  pointer-events:none;
  transition:color .35s ease, transform .35s ease;
}
.unique:hover{
  background:rgba(235,106,30,.10);
  border-color:var(--orange);
  transform:translateY(-6px);
  box-shadow:0 24px 50px -20px rgba(235,106,30,.35);
}
.unique:hover::before{color:rgba(235,106,30,.30);transform:scale(1.05)}
.unique-num{font-size:11px;font-weight:800;color:var(--orange);letter-spacing:.22em;display:block;margin-bottom:14px;text-transform:uppercase;position:relative;z-index:1}
.unique h3{font-size:17px;font-weight:700;line-height:1.3;margin:0;color:#fff;position:relative;z-index:1}

/* Values & Culture */
.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.value{padding:40px 32px;border-radius:20px;background:var(--soft);border:1px solid var(--line);transition:all .3s}
.value:hover{border-color:var(--orange);transform:translateY(-4px)}
.value-label{font-size:12px;font-weight:700;color:var(--orange);letter-spacing:.18em;text-transform:uppercase;margin-bottom:10px;display:block}
.value h3{font-size:22px;font-weight:700;margin-bottom:20px;line-height:1.2}
.value-list{list-style:none;display:flex;flex-wrap:wrap;gap:8px}
.value-list li{padding:7px 14px;background:#fff;border:1px solid var(--line);border-radius:999px;font-size:13px;font-weight:500;color:var(--ink)}

/* HQ line in footer */
.hq-info{padding-top:18px;border-top:1px solid var(--line);margin-top:20px;font-size:13px;color:var(--muted);line-height:1.6}
.hq-info strong{color:var(--ink);font-weight:600}

/* Responsive for new sections */
@media (max-width:1000px){
  .uniques-grid{grid-template-columns:repeat(3,1fr)}
  .uniques-grid .unique:nth-child(4),
  .uniques-grid .unique:nth-child(5){grid-column:auto}
}
@media (max-width:760px){
  .uniques-grid{grid-template-columns:repeat(2,1fr)}
  .values-grid{grid-template-columns:1fr}
}
@media (max-width:480px){
  .uniques-grid{grid-template-columns:1fr}
}

/* WP core alignment fallback */
.alignwide{max-width:1100px;margin-left:auto;margin-right:auto}
.alignfull{width:100vw;margin-left:calc(50% - 50vw)}