/* ==========================================================
   Yitao — modern manufacturer style
   Palette: natural green, deep teal, white, soft grey
   ========================================================== */
:root {
  --brand: #02884d;
  --brand-dark: #016b3c;
  --teal: #0f4c5c;
  --teal-dark: #0a3742;
  --teal-light: #e6f1f4;
  --ink: #28303d;
  --ink-soft: #69727d;
  --grey: #f6f7f8;
  --line: #e5e8eb;
  --white: #fff;

  --font: "Ubuntu", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --container: 1200px;
  --gutter: 24px;
  --radius: 14px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; font-family: var(--font); font-size: 17px; line-height: 1.65; font-weight: 400;
  color: var(--ink); background: var(--white); -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { margin: 0; font-weight: 700; line-height: 1.12; letter-spacing: -.01em; }
h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); color: var(--brand); }
h3 { font-size: 1.45rem; color: var(--teal); }
p { margin: 0 0 1em; }
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.section { padding: clamp(72px, 9vw, 120px) 0; scroll-margin-top: 78px; }

/* Accent bar under headings */
.bar-h { display: block; width: 100%; max-width: 420px; height: 10px; background: var(--teal); margin: 22px 0 28px; }
.bar-h.short { max-width: 160px; }
.bar-h.white { background: var(--white); }

.section-head { max-width: 760px; margin-bottom: clamp(36px, 5vw, 64px); }
.section-head p { color: var(--ink-soft); font-size: 1.08rem; }
.center { text-align: center; }
.center .section-head { margin-left: auto; margin-right: auto; }
.center .bar-h { margin-left: auto; margin-right: auto; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 16px 32px; border-radius: 10px; border: 2px solid var(--teal);
  background: var(--teal); color: var(--white); font-weight: 700; font-size: 1rem; cursor: pointer;
  transition: background .3s, color .3s, transform .3s var(--ease), box-shadow .3s;
}
.btn:hover { background: var(--teal-dark); border-color: var(--teal-dark); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(15,76,92,.25); }
.btn-red { background: var(--brand); border-color: var(--brand); }
.btn-red:hover { background: var(--brand-dark); border-color: var(--brand-dark); box-shadow: 0 10px 24px rgba(2,136,77,.3); }
.btn-white { background: var(--white); border-color: var(--white); color: var(--brand); }
.btn-white:hover { background: #e4f4ea; border-color: #e4f4ea; box-shadow: 0 10px 24px rgba(0,0,0,.15); }
.btn-outline-white { background: transparent; border-color: var(--white); color: var(--white); }
.btn-outline-white:hover { background: var(--white); border-color: var(--white); color: var(--brand); }
.btn-small { padding: 11px 22px; font-size: .92rem; }
.link-more { color: var(--teal); font-weight: 700; display: inline-flex; align-items: center; gap: 8px; }
.link-more::after { content: ">"; transition: transform .3s var(--ease); }
.link-more:hover::after { transform: translateX(5px); }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--white); box-shadow: 0 1px 0 var(--line); transition: box-shadow .3s; }
.site-header.scrolled { box-shadow: 0 6px 24px rgba(40,48,61,.08); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: 78px; }
.logo { display: inline-flex; align-items: center; gap: 10px; color: var(--teal); }
.logo-mark { width: 42px; height: 42px; }
.logo-text { font-weight: 700; font-size: 1.55rem; letter-spacing: .04em; line-height: 1; display: flex; flex-direction: column; color: var(--teal); }
.logo-text small { font-weight: 400; font-size: .62rem; letter-spacing: .22em; text-transform: uppercase; color: var(--brand); margin-top: 3px; }
.nav { display: flex; align-items: center; gap: 30px; }
.nav a:not(.btn) { font-weight: 500; font-size: .95rem; color: var(--ink); position: relative; padding: 4px 0; }
.nav a:not(.btn)::after { content: ""; position: absolute; left: 0; bottom: 0; width: 100%; height: 2px; background: var(--brand); transform: scaleX(0); transform-origin: right; transition: transform .3s var(--ease); }
.nav a:not(.btn):hover::after { transform: scaleX(1); transform-origin: left; }
.nav .lang-switch { padding: 5px 12px !important; border: 1.5px solid var(--line); border-radius: 999px; font-size: .85rem !important; }
.nav .lang-switch::after { display: none; }
.nav .lang-switch:hover { border-color: var(--teal); color: var(--teal); }
.nav-toggle { display: none; width: 46px; height: 46px; border: 0; background: transparent; cursor: pointer; flex-direction: column; justify-content: center; gap: 6px; padding: 0 8px; }
.nav-toggle span { display: block; height: 3px; border-radius: 2px; background: var(--brand); transition: transform .3s var(--ease), opacity .3s, width .3s; }
.nav-toggle span:nth-child(2) { width: 70%; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; background: var(--brand); color: var(--white); overflow: hidden; padding: clamp(80px, 10vw, 140px) 0 clamp(90px, 11vw, 150px); }
.hero-circle { position: absolute; border-radius: 50%; background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.22), rgba(255,255,255,.04) 70%); pointer-events: none; }
.hero-circle.c1 { width: 60vw; height: 60vw; max-width: 900px; max-height: 900px; right: -12vw; top: -20vw; }
.hero-circle.c2 { width: 34vw; height: 34vw; max-width: 520px; max-height: 520px; left: -10vw; bottom: -16vw; }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.hero h1 { color: var(--white); }
.hero h1 span { display: block; }
.hero .sub { font-size: clamp(1.25rem, 2.4vw, 1.7rem); font-weight: 400; margin: 18px 0 0; line-height: 1.35; }
.hero .bar-h { background: var(--teal); max-width: 340px; }
.hero .lead { font-size: 1.1rem; max-width: 560px; opacity: .95; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 30px; }
.hero-art { position: relative; }
.hero-svg { width: 100%; height: auto; filter: drop-shadow(0 30px 40px rgba(0,0,0,.25)); }
@keyframes floatY { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
.float { animation: floatY 6s ease-in-out infinite; }
.float2 { animation: floatY 8s ease-in-out infinite reverse; }

/* ---------- Services ---------- */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px; }
.service { text-align: start; }
.service .icon-wrap { width: 150px; height: 150px; margin-bottom: 26px; }
.service h3 { margin-bottom: 12px; }
.service p { color: var(--ink-soft); }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 64px; align-items: center; }
.about p { font-size: 1.08rem; color: var(--ink); }
.about-art { background: var(--grey); border-radius: var(--radius); padding: 40px; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.about-fact { background: var(--white); border-radius: 12px; padding: 22px; box-shadow: 0 4px 16px rgba(40,48,61,.06); }
.about-fact b { display: block; color: var(--brand); font-size: 1.9rem; line-height: 1; margin-bottom: 8px; }
.about-fact span { font-size: .88rem; color: var(--ink-soft); line-height: 1.3; display: block; }

/* ---------- Stats ---------- */
.stats { background: var(--grey); }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; }
.stat svg { width: 80px; height: 80px; stroke: var(--teal); fill: none; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 14px; }
.stat svg .dot { fill: var(--brand); stroke: none; }
.stat-num { font-size: clamp(2.6rem, 4.5vw, 3.6rem); font-weight: 700; color: var(--brand); line-height: 1; }
.stat .bar-h { max-width: none; margin: 14px 0 12px; }
.stat h3 { margin-bottom: 10px; }
.stat p { color: var(--ink-soft); margin: 0; }

/* ---------- Why ---------- */
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px 40px; }
.why svg { width: 84px; height: 84px; stroke: var(--teal); fill: none; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 18px; }
.why svg .dot { fill: var(--brand); stroke: none; }
.why h3 { margin-bottom: 10px; }
.why p { color: var(--ink-soft); margin: 0; }

/* ---------- Standards band ---------- */
.standards { background: var(--teal); color: var(--white); }
.standards h2 { color: var(--white); }
.standards .bar-h { background: var(--brand); }
.badges { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.badge { background: rgba(255,255,255,.08); border: 1.5px solid rgba(255,255,255,.25); border-radius: var(--radius); padding: 26px 22px; display: flex; gap: 16px; align-items: flex-start; transition: background .3s; }
.badge:hover { background: rgba(255,255,255,.15); }
.badge svg { width: 36px; height: 36px; flex: none; stroke: var(--white); fill: none; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.badge b { display: block; font-size: 1.05rem; margin-bottom: 4px; }
.badge span { font-size: .9rem; opacity: .85; }

/* ---------- Products ---------- */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.product { background: var(--white); border: 1.5px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: transform .35s var(--ease), box-shadow .35s; display: flex; flex-direction: column; }
.product:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(40,48,61,.12); }
.product-art { background: var(--grey); aspect-ratio: 1 / .85; display: grid; place-items: center; padding: 24px; }
.product-art svg { width: 100%; height: 100%; max-height: 180px; }
.product-body { padding: 22px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.product-body h3 { font-size: 1.25rem; margin-bottom: 8px; }
.product-body p { color: var(--ink-soft); font-size: .95rem; flex: 1; }
.product-tag { display: inline-block; font-size: .78rem; font-weight: 700; color: var(--brand); background: #e4f4ea; padding: 5px 12px; border-radius: 999px; align-self: flex-start; }

/* ---------- Solutions ---------- */
.solutions { background: var(--grey); }
.solution-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.solution { background: var(--white); border-radius: 12px; padding: 22px; border-left: 6px solid var(--teal); box-shadow: 0 4px 16px rgba(40,48,61,.05); transition: transform .3s var(--ease), border-color .3s; }
.solution:hover { transform: translateX(4px); border-left-color: var(--brand); }
.solution h3 { font-size: 1.1rem; color: var(--ink); margin-bottom: 6px; }
.solution p { margin: 0; font-size: .88rem; color: var(--ink-soft); }

/* ---------- Process ---------- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 28px; }
.step { position: relative; }
.step-num { width: 64px; height: 64px; border-radius: 50%; background: var(--brand); color: var(--white); font-weight: 700; font-size: 1.35rem; display: grid; place-items: center; margin-bottom: 18px; box-shadow: 0 8px 20px rgba(2,136,77,.3); }
.step h3 { font-size: 1.25rem; margin-bottom: 8px; }
.step p { color: var(--ink-soft); font-size: .95rem; margin: 0; }
@media (min-width: 1081px) {
  .step:not(:last-child)::after { content: ""; position: absolute; top: 32px; left: 80px; right: -12px; height: 3px; background: var(--line); }
}

/* ---------- CTA banner ---------- */
.cta { background: var(--brand); color: var(--white); position: relative; overflow: hidden; text-align: center; }
.cta .hero-circle.c3 { width: 50vw; height: 50vw; max-width: 700px; max-height: 700px; right: -15vw; top: -25vw; }
.cta .hero-circle.c4 { width: 30vw; height: 30vw; max-width: 420px; max-height: 420px; left: -10vw; bottom: -18vw; }
.cta h2 { color: var(--white); position: relative; }
.cta p { position: relative; font-size: 1.2rem; max-width: 640px; margin: 18px auto 32px; }
.cta .btn { position: relative; }

/* ---------- Markets ---------- */
.markets-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.terms { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 12px; }
.terms li { display: grid; grid-template-columns: 130px 1fr; gap: 16px; font-size: .95rem; padding: 12px 0; border-bottom: 1.5px solid var(--line); }
.terms li span { font-weight: 700; color: var(--teal); }
.bars { display: grid; gap: 16px; }
.mbar { display: grid; grid-template-columns: 150px 1fr 54px; align-items: center; gap: 14px; font-size: .95rem; }
.mbar .track { height: 12px; background: var(--grey); border-radius: 6px; overflow: hidden; }
.mbar .fill { height: 100%; width: 0; background: linear-gradient(90deg, var(--teal), var(--brand)); border-radius: 6px; transition: width 1.3s var(--ease); }
.mbar.in .fill { width: calc(var(--v) * 1%); }
.mbar b { color: var(--brand); text-align: end; font-size: 1.1rem; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 860px; margin: 0 auto; }
.faq { border-bottom: 1.5px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 22px 48px 22px 0; font-weight: 700; font-size: 1.12rem; color: var(--teal); position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; position: absolute; right: 8px; top: 50%; width: 12px; height: 12px; border-right: 3px solid var(--brand); border-bottom: 3px solid var(--brand); transform: translateY(-70%) rotate(45deg); transition: transform .3s var(--ease); }
.faq[open] summary::after { transform: translateY(-30%) rotate(225deg); }
.faq p { margin: 0 0 22px; color: var(--ink-soft); max-width: 760px; }

/* ---------- Contact ---------- */
.contact { background: var(--grey); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px; }
.contact-list { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 14px; }
.contact-list li { display: grid; grid-template-columns: 110px 1fr; gap: 14px; font-size: .98rem; }
.contact-list li span { font-weight: 700; color: var(--teal); }
.contact-list a { color: var(--brand); font-weight: 500; }
.contact-list a:hover { text-decoration: underline; }
.contact-form { background: var(--white); border-radius: var(--radius); padding: 36px; box-shadow: 0 10px 40px rgba(40,48,61,.08); display: grid; gap: 18px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: grid; gap: 6px; }
.field span { font-size: .85rem; font-weight: 700; color: var(--ink); }
.field input, .field select, .field textarea {
  width: 100%; border: 1.5px solid var(--line); border-radius: 10px; padding: 13px 14px;
  font-family: var(--font); font-size: 1rem; color: var(--ink); background: var(--white); outline: none; transition: border-color .25s, box-shadow .25s;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--teal); box-shadow: 0 0 0 3px rgba(15,76,92,.12); }
.field textarea { resize: vertical; }
.contact-form .btn { justify-self: start; }
.form-note { font-size: .9rem; color: var(--teal); min-height: 1.4em; margin: 0; }

/* ---------- Footer ---------- */
.site-footer { background: var(--teal-dark); color: rgba(255,255,255,.85); padding: 56px 0 36px; font-size: .92rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; margin-bottom: 36px; }
.site-footer .logo, .site-footer .logo-text { color: var(--white); }
.site-footer .logo-text small { color: #a8e0bf; }
.footer-col h4 { color: var(--white); font-size: 1rem; margin-bottom: 14px; }
.footer-col a, .footer-col p { display: block; margin: 0 0 8px; }
.footer-col a:hover { color: var(--white); text-decoration: underline; }
.footer-disclaimer { border-top: 1px solid rgba(255,255,255,.15); padding-top: 22px; font-size: .8rem; color: rgba(255,255,255,.6); margin: 0; }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .float, .float2 { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Chinese typography ---------- */
html.zh { --font: "Noto Sans SC", "Ubuntu", "PingFang SC", "Microsoft YaHei", sans-serif; }
html.zh h1 { font-size: clamp(2.3rem, 5.2vw, 4rem); line-height: 1.22; }
html.zh h2 { font-size: clamp(1.8rem, 3.6vw, 2.7rem); line-height: 1.25; }
html.zh .hero .sub { line-height: 1.45; }
html.zh .logo-text, html.zh .stat-num, html.zh .about-fact b, html.zh .step-num, html.zh .mbar b { font-family: "Ubuntu", "Noto Sans SC", sans-serif; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .services-grid, .stats-grid, .why-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid, .solution-grid, .badges { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .hero-grid, .about-grid, .markets-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-art { max-width: 420px; margin: 0 auto; }
  .nav-toggle { display: flex; }
  .nav {
    position: fixed; inset: 78px 0 0 0; background: var(--white); flex-direction: column; justify-content: flex-start; align-items: flex-start;
    padding: 32px var(--gutter); gap: 22px; transform: translateX(100%); transition: transform .4s var(--ease); z-index: 40; overflow: auto;
  }
  .nav.open { transform: none; }
  .nav a:not(.btn) { font-size: 1.3rem; font-weight: 700; color: var(--teal); }
  .nav .lang-switch { font-size: 1rem !important; }
}
@media (max-width: 600px) {
  :root { --gutter: 16px; }
  body { font-size: 16px; }
  .services-grid, .stats-grid, .why-grid, .product-grid, .solution-grid, .badges, .steps, .footer-grid { grid-template-columns: 1fr; }
  .about-art { grid-template-columns: 1fr 1fr; padding: 20px; gap: 12px; }
  .field-row { grid-template-columns: 1fr; }
  .contact-form { padding: 24px 18px; }
  .terms li, .contact-list li { grid-template-columns: 1fr; gap: 2px; }
  .mbar { grid-template-columns: 110px 1fr 46px; font-size: .85rem; }
  .service .icon-wrap { width: 120px; height: 120px; }
  .bar-h { height: 8px; }
}

/* ---------- Products page ---------- */
.page-hero { position: relative; overflow: hidden; background: var(--brand); color: var(--white); padding: clamp(56px, 7vw, 90px) 0; }
.page-hero .container { position: relative; }
.page-hero h1 { color: var(--white); font-size: clamp(2.2rem, 5vw, 3.6rem); }
.page-hero .sub { font-size: clamp(1.1rem, 2vw, 1.4rem); margin: 12px 0 0; }
.page-hero .bar-h { background: var(--teal); max-width: 280px; }
.page-hero .lead { max-width: 620px; margin: 0; opacity: .95; }
.catalog { padding-top: clamp(40px, 5vw, 64px); }
.format-tabs { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 26px; }
.format-tabs button {
  font-family: var(--font); font-weight: 700; font-size: 1rem; color: var(--teal); cursor: pointer;
  background: var(--white); border: 2px solid var(--line); border-radius: 999px; padding: 10px 20px;
  display: inline-flex; align-items: center; gap: 8px; transition: background .25s, color .25s, border-color .25s;
}
.format-tabs button small { font-size: .78rem; font-weight: 700; background: var(--grey); color: var(--ink-soft); border-radius: 999px; padding: 2px 9px; }
.format-tabs button:hover { border-color: var(--brand); }
.format-tabs button.active { background: var(--brand); border-color: var(--brand); color: var(--white); }
.format-tabs button.active small { background: rgba(255,255,255,.25); color: var(--white); }
.catalog-bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 26px; padding-bottom: 20px; border-bottom: 1.5px solid var(--line); }
.catalog-count { font-weight: 700; color: var(--ink); }
.catalog-search { flex: 1; min-width: 220px; max-width: 420px; border: 1.5px solid var(--line); border-radius: 10px; padding: 12px 14px; font-family: var(--font); font-size: 1rem; outline: none; transition: border-color .25s, box-shadow .25s; }
.catalog-search:focus { border-color: var(--teal); box-shadow: 0 0 0 3px rgba(15,76,92,.12); }
.catalog-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.pcard { display: flex; flex-direction: column; background: var(--white); border: 1.5px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: transform .3s var(--ease), box-shadow .3s, border-color .3s; }
.pcard:hover { transform: translateY(-5px); box-shadow: 0 16px 36px rgba(40,48,61,.12); border-color: var(--brand); }
.pcard-img { aspect-ratio: 1; background: var(--grey); }
.pcard-img img { width: 100%; height: 100%; object-fit: cover; }
.pcard-body { padding: 16px 18px 18px; display: flex; flex-direction: column; flex: 1; gap: 10px; }
.pcard-body h3 { font-size: .98rem; font-weight: 500; line-height: 1.4; color: var(--ink); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; flex: 1; }
.pcard-meta { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.pcard-meta b { color: var(--brand); font-size: 1.1rem; }
.pcard-meta span { font-size: .82rem; color: var(--ink-soft); }
.pcard-link { font-size: .88rem; font-weight: 700; color: var(--teal); }
.pcard-link::after { content: " >"; }
.catalog-empty { grid-column: 1 / -1; text-align: center; color: var(--ink-soft); padding: 48px 0; }
.catalog-more { text-align: center; margin-top: 40px; }
.catalog-more [hidden] { display: none; }
.products-all { text-align: center; margin-top: 40px; }
.product-grid .product[data-key] { cursor: pointer; }
@media (max-width: 1080px) { .catalog-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 760px) { .catalog-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; } .pcard-body { padding: 12px; } .pcard-body h3 { font-size: .88rem; } .format-tabs button { padding: 8px 14px; font-size: .9rem; } }
/* ---------- Company logo ---------- */
.logo-img { height: 60px; width: auto; }
.site-footer .logo { display: inline-flex; }
.site-footer .logo-img { height: 64px; }
@media (max-width: 600px) { .logo-img { height: 44px; } }
/* ---------- Floating WhatsApp button ---------- */
.wa-float { position: fixed; right: 20px; bottom: 20px; z-index: 60; width: 58px; height: 58px; border-radius: 50%; background: #25d366; display: grid; place-items: center; box-shadow: 0 8px 24px rgba(0,0,0,.25); transition: transform .3s var(--ease), box-shadow .3s; }
.wa-float:hover { transform: scale(1.08); box-shadow: 0 12px 30px rgba(0,0,0,.3); }
.wa-float svg { width: 32px; height: 32px; fill: #fff; }
@media (max-width: 600px) { .wa-float { right: 14px; bottom: 14px; width: 52px; height: 52px; } }
/* ---------- Language menu ---------- */
.lang-menu { position: relative; }
.nav .lang-menu summary { list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; font-weight: 500; color: var(--ink); user-select: none; }
.lang-menu summary::-webkit-details-marker { display: none; }
.nav .lang-menu[open] summary { border-color: var(--teal); color: var(--teal); }
.lang-menu summary svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.lang-list { position: absolute; top: calc(100% + 10px); inset-inline-end: 0; min-width: 170px; background: var(--white); border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 14px 34px rgba(40,48,61,.14); padding: 8px; display: grid; z-index: 60; }
.nav .lang-list a { padding: 8px 12px; border-radius: 8px; font-size: .95rem; }
.nav .lang-list a::after { display: none; }
.nav .lang-list a:hover { background: var(--grey); }
.nav .lang-list a[aria-current] { color: var(--brand); font-weight: 700; }
@media (max-width: 900px) {
  .lang-list { position: static; box-shadow: none; border: 0; padding: 10px 0 0; min-width: 0; grid-template-columns: repeat(2, minmax(130px, 1fr)); gap: 2px 16px; }
  .nav .lang-list a { font-size: 1rem; font-weight: 500; color: var(--ink); padding: 6px 0; }
}
.footer-langs { display: flex; flex-wrap: wrap; gap: 6px 20px; margin: 0 0 22px; }
.footer-langs a:hover { color: var(--white); text-decoration: underline; }
.footer-langs a[aria-current] { color: var(--white); font-weight: 700; }

/* ---------- Arabic (right-to-left) ---------- */
html.ar { --font: "Ubuntu", "Noto Sans Arabic", "Segoe UI", Tahoma, sans-serif; }
html.ar h1, html.ar h2, html.ar h3, html.ar h4 { letter-spacing: 0; line-height: 1.35; }
html.ar body { line-height: 1.8; }
[dir="rtl"] .nav a:not(.btn)::after { transform-origin: left; }
[dir="rtl"] .nav a:not(.btn):hover::after { transform-origin: right; }
[dir="rtl"] .link-more::after { content: "<"; }
[dir="rtl"] .link-more:hover::after { transform: translateX(-5px); }
[dir="rtl"] .solution { border-left: 0; border-right: 6px solid var(--teal); }
[dir="rtl"] .solution:hover { transform: translateX(-4px); border-right-color: var(--brand); }
[dir="rtl"] .faq summary { padding: 22px 0 22px 48px; }
[dir="rtl"] .faq summary::after { right: auto; left: 8px; }
[dir="rtl"] .product-tag, [dir="rtl"] .product .btn { align-self: flex-start; }
[dir="rtl"] .mbar .fill { background: linear-gradient(270deg, var(--teal), var(--brand)); }
[dir="rtl"] .wa-float { right: auto; left: 20px; }
[dir="rtl"] svg { direction: ltr; }
[dir="rtl"] a[href^="https://wa.me"], [dir="rtl"] .js-email { direction: ltr; unicode-bidi: isolate; }
@media (min-width: 1081px) {
  [dir="rtl"] .step:not(:last-child)::after { left: -12px; right: 80px; }
}
@media (max-width: 600px) { [dir="rtl"] .wa-float { left: 14px; } }@media (min-width: 901px) and (max-width: 1140px) { .nav { gap: 18px; } .nav a:not(.btn) { font-size: .9rem; } .nav .btn-small { padding: 10px 16px; } }
.nav a { white-space: nowrap; }