/*
Theme Name: Buy-in-China
Theme URI: https://example.com
Description: Business theme for a China sourcing / buying-agent service. Landing-focused, bilingual-ready (Polylang), GDPR-friendly (system fonts, no Google Fonts request).
Author: Buy-in-China
Version: 1.0.2
Requires at least: 6.0
Requires PHP: 8.0
License: GNU General Public License v2 or later
Text Domain: buy-in-china
*/

:root {
  --bic-ink: #16262e;
  --bic-ink-soft: #45585f;
  --bic-brand: #d9722f;
  --bic-brand-dark: #b85a1e;
  --bic-green: #1d5c48;
  --bic-bg: #faf8f5;
  --bic-card: #ffffff;
  --bic-line: #e6e0d8;
  --bic-radius: 14px;
  --bic-shadow: 0 10px 30px rgba(22,38,46,.08);
  --bic-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--bic-font);
  color: var(--bic-ink);
  background: var(--bic-bg);
  line-height: 1.65;
  font-size: 16.5px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--bic-brand-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- header ---------- */
.bic-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250,248,245,.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--bic-line);
}
.bic-header-inner {
  max-width: 1180px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; gap: 28px; height: 68px;
}
.bic-logo { font-weight: 800; font-size: 19px; letter-spacing: -.3px; color: var(--bic-ink); display: flex; align-items: center; gap: 10px; }
.bic-logo:hover { text-decoration: none; }
.bic-logo .bic-logo-mark {
  width: 30px; height: 30px; border-radius: 8px; flex: 0 0 auto;
  background: var(--bic-brand); color: #fff;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 15px; font-weight: 800;
}
.bic-nav { margin-left: auto; }
.bic-nav ul { list-style: none; display: flex; gap: 26px; margin: 0; padding: 0; }
.bic-nav a { color: var(--bic-ink-soft); font-weight: 600; font-size: 15px; }
.bic-nav a:hover { color: var(--bic-ink); text-decoration: none; }
.bic-header-cta { margin-left: 8px; }
.bic-menu-toggle { display: none; background: none; border: 0; font-size: 26px; cursor: pointer; color: var(--bic-ink); margin-left: auto; }

@media (max-width: 860px) {
  .bic-menu-toggle { display: block; }
  .bic-nav { display: none; position: absolute; top: 68px; left: 0; right: 0; background: var(--bic-card); border-bottom: 1px solid var(--bic-line); padding: 16px 24px; }
  .bic-nav.bic-open { display: block; }
  .bic-nav ul { flex-direction: column; gap: 14px; }
  .bic-header-cta { display: none; }
}

/* ---------- buttons ---------- */
.bic-btn {
  display: inline-block; padding: 12px 26px; border-radius: 10px;
  font-weight: 700; font-size: 15.5px; border: 0; cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease;
}
.bic-btn:hover { text-decoration: none; transform: translateY(-1px); }
.bic-btn-primary { background: var(--bic-brand); color: #fff !important; box-shadow: 0 6px 16px rgba(217,114,47,.35); }
.bic-btn-primary:hover { background: var(--bic-brand-dark); }
.bic-btn-outline { background: transparent; color: var(--bic-ink) !important; border: 1.5px solid var(--bic-ink); }
.bic-btn-outline:hover { background: var(--bic-ink); color: #fff !important; }
.bic-btn-sm { padding: 9px 18px; font-size: 14px; }

/* ---------- hero ---------- */
.bic-hero { position: relative; overflow: hidden; background: var(--bic-ink); color: #fff; }
.bic-hero-grid { max-width: 1180px; margin: 0 auto; padding: 76px 24px 84px; display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.bic-hero h1 { font-size: clamp(30px, 4.2vw, 48px); line-height: 1.15; margin: 0 0 18px; letter-spacing: -.5px; }
.bic-hero h1 em { color: var(--bic-brand); font-style: normal; }
.bic-hero p { font-size: 18px; color: rgba(255,255,255,.82); margin: 0 0 28px; max-width: 520px; }
.bic-hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.bic-hero-img { border-radius: var(--bic-radius); box-shadow: 0 24px 60px rgba(0,0,0,.35); aspect-ratio: 16/9; object-fit: cover; width: 100%; }
.bic-hero-badge {
  display: inline-flex; align-items: center; gap: 8px; margin-bottom: 18px;
  background: rgba(217,114,47,.16); color: #ffb98a; border: 1px solid rgba(217,114,47,.4);
  padding: 6px 14px; border-radius: 999px; font-size: 13.5px; font-weight: 600;
}
@media (max-width: 860px) { .bic-hero-grid { grid-template-columns: 1fr; padding: 52px 24px 60px; } }

/* ---------- sections ---------- */
.bic-section { max-width: 1180px; margin: 0 auto; padding: 72px 24px; }
.bic-section-head { text-align: center; max-width: 680px; margin: 0 auto 44px; }
.bic-section-head h2 { font-size: clamp(24px, 3vw, 34px); margin: 0 0 12px; letter-spacing: -.4px; }
.bic-section-head p { color: var(--bic-ink-soft); margin: 0; font-size: 17px; }

/* stats */
.bic-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.bic-stat { background: var(--bic-card); border: 1px solid var(--bic-line); border-radius: var(--bic-radius); padding: 26px 20px; text-align: center; box-shadow: var(--bic-shadow); }
.bic-stat b { display: block; font-size: 34px; color: var(--bic-brand); letter-spacing: -.5px; }
.bic-stat span { color: var(--bic-ink-soft); font-size: 14.5px; }
@media (max-width: 760px) { .bic-stats { grid-template-columns: repeat(2, 1fr); } }

/* steps */
.bic-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; counter-reset: step; }
.bic-step { background: var(--bic-card); border: 1px solid var(--bic-line); border-radius: var(--bic-radius); padding: 26px 22px; position: relative; box-shadow: var(--bic-shadow); }
.bic-step::before {
  counter-increment: step; content: counter(step);
  width: 34px; height: 34px; border-radius: 50%; background: var(--bic-green); color: #fff;
  display: flex; align-items: center; justify-content: center; font-weight: 800; margin-bottom: 14px;
}
.bic-step h3 { margin: 0 0 8px; font-size: 17px; }
.bic-step p { margin: 0; color: var(--bic-ink-soft); font-size: 14.5px; }
@media (max-width: 960px) { .bic-steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .bic-steps { grid-template-columns: 1fr; } }

/* category cards */
.bic-cats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.bic-cat {
  background: var(--bic-card); border: 1px solid var(--bic-line); border-radius: var(--bic-radius);
  overflow: hidden; box-shadow: var(--bic-shadow); color: inherit; transition: transform .18s ease;
  display: block;
}
.bic-cat:hover { transform: translateY(-4px); text-decoration: none; }
.bic-cat img { aspect-ratio: 16/10; object-fit: cover; width: 100%; }
.bic-cat-body { padding: 20px 22px 24px; }
.bic-cat-body h3 { margin: 0 0 6px; font-size: 17.5px; }
.bic-cat-body p { margin: 0 0 10px; color: var(--bic-ink-soft); font-size: 14.5px; }
.bic-cat-tag { display: inline-block; font-size: 12.5px; font-weight: 700; color: var(--bic-green); background: rgba(29,92,72,.1); padding: 4px 10px; border-radius: 999px; }
@media (max-width: 960px) { .bic-cats { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .bic-cats { grid-template-columns: 1fr; } }

/* trust */
.bic-trust { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.bic-trust-card { background: var(--bic-card); border: 1px solid var(--bic-line); border-radius: var(--bic-radius); padding: 26px; box-shadow: var(--bic-shadow); }
.bic-trust-card .bic-doc-icon { font-size: 30px; }
.bic-trust-card h3 { margin: 10px 0 8px; font-size: 16.5px; }
.bic-trust-card p { margin: 0 0 14px; color: var(--bic-ink-soft); font-size: 14.5px; }
@media (max-width: 860px) { .bic-trust { grid-template-columns: 1fr; } }

/* cases */
.bic-cases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.bic-case { background: var(--bic-card); border: 1px solid var(--bic-line); border-radius: var(--bic-radius); padding: 26px 24px; box-shadow: var(--bic-shadow); }
.bic-case .bic-case-num { color: var(--bic-brand); font-weight: 800; font-size: 13px; letter-spacing: 1px; text-transform: uppercase; }
.bic-case h3 { margin: 8px 0 10px; font-size: 16.5px; }
.bic-case p { margin: 0; color: var(--bic-ink-soft); font-size: 14.5px; }
.bic-case dl { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; margin: 14px 0 0; font-size: 13.5px; }
.bic-case dt { color: #9aa8ad; }
.bic-case dd { margin: 0; font-weight: 600; }
@media (max-width: 860px) { .bic-cases { grid-template-columns: 1fr; } }

/* faq (details/summary) */
.bic-faq { max-width: 820px; margin: 0 auto; }
.bic-faq details { background: var(--bic-card); border: 1px solid var(--bic-line); border-radius: 12px; margin-bottom: 12px; padding: 0 22px; }
.bic-faq details[open] { box-shadow: var(--bic-shadow); }
.bic-faq summary { cursor: pointer; font-weight: 700; padding: 18px 0; list-style: none; position: relative; padding-right: 30px; }
.bic-faq summary::-webkit-details-marker { display: none; }
.bic-faq summary::after { content: "+"; position: absolute; right: 4px; top: 50%; transform: translateY(-50%); font-size: 22px; color: var(--bic-brand); }
.bic-faq details[open] summary::after { content: "\2013"; }
.bic-faq .bic-faq-a { padding: 0 0 18px; color: var(--bic-ink-soft); font-size: 15px; }

/* cta band */
.bic-cta-band { background: var(--bic-green); color: #fff; }
.bic-cta-band .bic-section { text-align: center; padding-top: 64px; padding-bottom: 64px; }
.bic-cta-band h2 { font-size: clamp(24px, 3vw, 32px); margin: 0 0 12px; }
.bic-cta-band p { color: rgba(255,255,255,.85); margin: 0 0 26px; }

/* ---------- inner pages ---------- */
.bic-page-head { background: var(--bic-ink); color: #fff; padding: 56px 24px; }
.bic-page-head-inner { max-width: 900px; margin: 0 auto; }
.bic-page-head h1 { margin: 0 0 10px; font-size: clamp(26px, 3.4vw, 38px); letter-spacing: -.4px; }
.bic-page-head p { margin: 0; color: rgba(255,255,255,.8); font-size: 17px; }
.bic-content { max-width: 900px; margin: 0 auto; padding: 56px 24px 72px; }
.bic-content h2 { font-size: 26px; margin: 44px 0 14px; letter-spacing: -.3px; }
.bic-content h2:first-child { margin-top: 0; }
.bic-content h3 { font-size: 19px; margin: 30px 0 10px; }
.bic-content p, .bic-content li { color: #2e3f46; }
.bic-content img { border-radius: var(--bic-radius); margin: 18px 0; }
.bic-content blockquote { margin: 24px 0; padding: 16px 22px; border-left: 4px solid var(--bic-brand); background: #fff; border-radius: 0 12px 12px 0; color: var(--bic-ink-soft); }
.bic-content table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 12px; overflow: hidden; margin: 20px 0; font-size: 14.5px; }
.bic-content th, .bic-content td { padding: 12px 14px; border-bottom: 1px solid var(--bic-line); text-align: left; }
.bic-content th { background: #f3efe9; font-size: 13px; text-transform: uppercase; letter-spacing: .5px; }

/* ---------- forms (plugin) ---------- */
.bic-form-card { background: var(--bic-card); border: 1px solid var(--bic-line); border-radius: var(--bic-radius); box-shadow: var(--bic-shadow); padding: 34px 32px; max-width: 720px; margin: 0 auto; }
.bic-form-steps { display: flex; gap: 8px; margin-bottom: 26px; }
.bic-form-steps span { flex: 1; height: 5px; border-radius: 99px; background: var(--bic-line); }
.bic-form-steps span.active { background: var(--bic-brand); }
.bic-field { margin-bottom: 18px; }
.bic-field label { display: block; font-weight: 700; font-size: 14px; margin-bottom: 6px; }
.bic-field label .req { color: var(--bic-brand); }
.bic-field input[type=text], .bic-field input[type=email], .bic-field input[type=number], .bic-field input[type=url], .bic-field select, .bic-field textarea {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--bic-line); border-radius: 10px;
  font: inherit; font-size: 15px; background: #fff; color: var(--bic-ink);
}
.bic-field input:focus, .bic-field select:focus, .bic-field textarea:focus { outline: none; border-color: var(--bic-brand); box-shadow: 0 0 0 3px rgba(217,114,47,.15); }
.bic-field small { color: #8a979c; font-size: 12.5px; }
.bic-field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 560px) { .bic-field-row { grid-template-columns: 1fr; } }
.bic-form-nav { display: flex; justify-content: space-between; margin-top: 26px; gap: 12px; }
.bic-form-note { font-size: 13px; color: #8a979c; text-align: center; margin-top: 16px; }
.bic-form-success { text-align: center; padding: 30px 10px; }
.bic-form-success .bic-check { width: 58px; height: 58px; border-radius: 50%; background: var(--bic-green); color: #fff; font-size: 28px; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; }
.bic-form-success h3 { margin: 0 0 8px; }
.bic-form-success code { background: #f3efe9; padding: 3px 10px; border-radius: 6px; font-size: 14px; }
.bic-form-error { color: #b3261e; font-size: 14px; margin: 10px 0; display: none; }
.bic-dropzone { border: 2px dashed var(--bic-line); border-radius: 12px; padding: 26px; text-align: center; color: var(--bic-ink-soft); cursor: pointer; font-size: 14.5px; background: #fcfbf9; }
.bic-dropzone.bic-drag { border-color: var(--bic-brand); background: rgba(217,114,47,.06); }
.bic-filelist { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.bic-filelist span { background: #f3efe9; border-radius: 8px; padding: 5px 10px; font-size: 13px; }

/* configurator */
.bic-cfg { background: var(--bic-card); border: 1px solid var(--bic-line); border-radius: var(--bic-radius); box-shadow: var(--bic-shadow); overflow: hidden; max-width: 860px; margin: 0 auto; }
.bic-cfg-grid { display: grid; grid-template-columns: 1.2fr .8fr; }
@media (max-width: 760px) { .bic-cfg-grid { grid-template-columns: 1fr; } }
.bic-cfg-options { padding: 30px 28px; }
.bic-cfg-opt { margin-bottom: 20px; }
.bic-cfg-opt > label { font-weight: 700; font-size: 14px; display: block; margin-bottom: 8px; }
.bic-cfg-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.bic-cfg-pills label { border: 1.5px solid var(--bic-line); border-radius: 999px; padding: 8px 16px; font-size: 14px; cursor: pointer; user-select: none; }
.bic-cfg-pills input { display: none; }
.bic-cfg-pills input:checked + span { font-weight: 700; }
.bic-cfg-pills label:has(input:checked) { border-color: var(--bic-brand); background: rgba(217,114,47,.1); color: var(--bic-brand-dark); }
.bic-cfg-result { background: var(--bic-ink); color: #fff; padding: 30px 28px; display: flex; flex-direction: column; justify-content: center; }
.bic-cfg-price { font-size: 42px; font-weight: 800; letter-spacing: -1px; }
.bic-cfg-price small { font-size: 16px; font-weight: 600; color: rgba(255,255,255,.7); }
.bic-cfg-lines { margin: 18px 0; font-size: 14px; color: rgba(255,255,255,.82); }
.bic-cfg-lines div { display: flex; justify-content: space-between; padding: 7px 0; border-bottom: 1px dashed rgba(255,255,255,.15); }
.bic-cfg-lines span:last-child { font-weight: 700; color: #fff; }
.bic-cfg-eur { font-size: 12.5px; color: rgba(255,255,255,.55); margin-bottom: 18px; }

/* duty calculator */
.bic-duty { background: var(--bic-card); border: 1px solid var(--bic-line); border-radius: var(--bic-radius); box-shadow: var(--bic-shadow); padding: 30px 28px; max-width: 640px; margin: 0 auto; }
.bic-duty-result { margin-top: 22px; border-top: 2px solid var(--bic-line); padding-top: 18px; font-size: 15px; }
.bic-duty-result div { display: flex; justify-content: space-between; padding: 6px 0; }
.bic-duty-result .bic-duty-total { font-size: 20px; font-weight: 800; border-top: 1px solid var(--bic-line); margin-top: 8px; padding-top: 12px; }
.bic-duty-result .bic-duty-total span:last-child { color: var(--bic-brand-dark); }

/* ---------- footer ---------- */
.bic-footer { background: var(--bic-ink); color: rgba(255,255,255,.75); margin-top: 40px; }
.bic-footer-inner { max-width: 1180px; margin: 0 auto; padding: 54px 24px 30px; display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 34px; }
.bic-footer h4 { color: #fff; margin: 0 0 14px; font-size: 14px; text-transform: uppercase; letter-spacing: 1px; }
.bic-footer ul { list-style: none; margin: 0; padding: 0; }
.bic-footer li { margin-bottom: 9px; font-size: 14.5px; }
.bic-footer a { color: rgba(255,255,255,.75); }
.bic-footer a:hover { color: #fff; }
.bic-footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 18px 24px; text-align: center; font-size: 13px; }
@media (max-width: 860px) { .bic-footer-inner { grid-template-columns: 1fr 1fr; } }

/* misc */
.bic-pill { display: inline-block; background: rgba(29,92,72,.1); color: var(--bic-green); font-size: 13px; font-weight: 700; padding: 5px 12px; border-radius: 999px; margin-bottom: 14px; }
.bic-lead { font-size: 18px; color: var(--bic-ink-soft); }
.bic-note-box { background: #fff7ef; border: 1px solid #f2d9bf; border-radius: 12px; padding: 16px 20px; font-size: 14.5px; margin: 20px 0; }
.screen-reader-text { border: 0; clip: rect(1px,1px,1px,1px); height: 1px; overflow: hidden; position: absolute !important; width: 1px; }
.aligncenter { margin-left: auto; margin-right: auto; }
.alignright { float: right; margin-left: 24px; }
.alignleft { float: left; margin-right: 24px; }
@media (max-width: 640px) { .alignright, .alignleft { float: none; margin: 18px auto; } }