:root {
  --bg-light: #FFFFFF;
  --bg-dark: #1C0507;
  --text-on-light: #2B0508;
  --text-on-dark: #FFF5F3;
  --red: #E51A1D;
  --red-deep: #B8121F;
  --red-soft: #FDEDED;
  /* ฟอนต์กลางประกาศไว้ที่ ../../fonts.css (DB HelvethaicaMon X) */
  --font-display: 'DB HelvethaicaMon X', 'FC Vision Rounded', 'Sarabun', sans-serif;
  --font-body: 'DB HelvethaicaMon X', 'FC Vision Rounded', 'Sarabun', sans-serif;

  /* ระยะจากขอบบนของ section ถึงหัวข้อ — ค่าเดียวใช้ทุก section ให้เท่ากันหมด */
  --sec-pt: clamp(30px, 3.4vw, 44px);
  --sec-pb: clamp(38px, 4.2vw, 52px);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body {
  background: var(--bg-light); color: var(--text-on-light); font-family: var(--font-body);
}
/* chocolate cursor lives in ../../cursor.css (linked by every page) */
a { text-decoration: none; color: inherit; }
::selection { background: var(--red); color: #fff; }

/* ═══ LOADER ═══ */
#loader {
  position: fixed; inset: 0; z-index: 1000;
  background: var(--bg-light);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 22px;
  transition: opacity .7s ease, visibility .7s;
}
#loader.done { opacity: 0; visibility: hidden; }
.loader-brand {
  font-family: var(--font-display); font-weight: 800; font-size: clamp(2.4rem, 6vw, 4rem);
  color: var(--red); letter-spacing: .04em;
  animation: loaderPulse 1.6s ease-in-out infinite;
}
@keyframes loaderPulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.05); } }
#loader-bar {
  width: min(320px, 60vw); height: 6px; border-radius: 6px;
  background: rgba(229, 26, 29, .14); overflow: hidden;
}
#loader-fill {
  display: block; width: 0%; height: 100%; border-radius: 6px;
  background: linear-gradient(90deg, var(--red), var(--red-deep));
  transition: width .25s ease;
}
#loader-percent { font-family: var(--font-display); font-weight: 600; font-size: .85rem; color: var(--red); }

/* ═══ HEADER ═══ */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 90;
  padding: 16px 4vw;
  background: rgba(255, 255, 255, .94);
  box-shadow: 0 2px 20px rgba(43, 5, 8, .05);
}
.site-header nav { display: flex; align-items: center; justify-content: space-between; }
.brand-block { display: flex; align-items: center; gap: 14px; min-width: 0; }
.logo {
  font-family: var(--font-display); font-weight: 800; font-size: 1.45rem; color: var(--red);
  letter-spacing: .03em; display: flex; align-items: center; gap: 9px; flex: 0 0 auto;
}
.logo-dot { width: 11px; height: 11px; border-radius: 50%; background: var(--red); box-shadow: 0 0 0 4px rgba(229,26,29,.12); }
.header-tag {
  font-size: .74rem; font-weight: 500; color: rgba(43, 5, 8, .6);
  border-left: 2px solid rgba(229, 26, 29, .3);
  padding-left: 14px; white-space: nowrap;
}
.nav-links { display: flex; align-items: center; gap: 28px; font-size: .88rem; font-weight: 500; }
.nav-links a { position: relative; opacity: .8; transition: opacity .25s; padding: 4px 0; }
.nav-links a:not(.nav-pill)::after {
  content: ''; position: absolute; left: 0; bottom: 0; width: 0; height: 2px;
  border-radius: 2px; background: var(--red); transition: width .3s cubic-bezier(.65,0,.35,1);
}
.nav-links a:hover { opacity: 1; }
.nav-links a:not(.nav-pill):hover::after { width: 100%; }
.nav-pill {
  background: var(--red); color: #fff; padding: 9px 22px; border-radius: 50px;
  font-weight: 600; opacity: 1 !important;
  box-shadow: 0 6px 16px rgba(229, 26, 29, .35);
  transition: transform .3s cubic-bezier(.34, 1.56, .64, 1) !important;
}
.nav-pill:hover { transform: translateY(-3px); }

/* ═══ HERO — คลิปวิดีโอเล่นวนลูป ═══ */
.hero {
  position: relative; height: 100vh; min-height: 560px;
  background: #D6590C; overflow: hidden;
}
.hero-vid {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; display: block;
  opacity: 0; transition: opacity .6s ease;
  will-change: opacity;
}
.hero-vid.show { opacity: 1; }
.hero-copy {
  position: absolute; left: 50%; top: 76px; transform: translateX(-50%);
  z-index: 3; width: max-content; max-width: 92vw;
  text-align: center;
}
.hero-heading {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(2.2rem, 4.6vw, 4rem);
  line-height: 1.26; letter-spacing: -.01em;
  text-shadow: 0 2px 20px rgba(255, 255, 255, .95), 0 0 50px rgba(255, 255, 255, .8);
  margin-bottom: 12px;
}
.hero-heading .accent { color: var(--red); }
.hero-tagline {
  display: inline-block;
  font-size: clamp(.82rem, 1.3vw, .98rem); font-weight: 500; line-height: 1.7;
  color: #fff;
  background: linear-gradient(135deg, #FF3B3E, var(--red) 55%, var(--red-deep));
  padding: 10px 26px; border-radius: 50px;
  box-shadow: 0 10px 26px rgba(184, 18, 31, .35), inset 0 1.5px 0 rgba(255, 255, 255, .35);
}

/* ═══ QUICK BAR — ปุ่ม 3 อัน ไม่บังหน้า ═══ */
#quick-bar {
  position: fixed; left: 50%; bottom: 26px; z-index: 300;
  transform: translateX(-50%) translateY(120px);
  display: flex; gap: 12px;
  background: rgba(255, 255, 255, .96);
  border: 1.5px solid rgba(229, 26, 29, .15);
  border-radius: 60px;
  padding: 10px;
  box-shadow: 0 18px 44px rgba(43, 5, 8, .22);
  opacity: 0;
  transition: transform .6s cubic-bezier(.34, 1.56, .64, 1), opacity .5s ease;
  pointer-events: none;
}
#quick-bar.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.qb-btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-display); font-weight: 700; font-size: .95rem;
  color: #fff;
  background: radial-gradient(circle at 32% 28%, #FF5B5E, var(--red) 62%, var(--red-deep) 100%);
  border-radius: 50px;
  padding: 13px 26px;
  box-shadow: 0 10px 22px rgba(184, 18, 31, .38), inset 0 2px 0 rgba(255,255,255,.35), inset 0 -5px 10px rgba(93,6,8,.32);
  transition: transform .3s cubic-bezier(.34, 1.56, .64, 1), box-shadow .3s;
}
.qb-btn span { font-size: 1.2rem; }
.qb-btn:hover {
  transform: translateY(-5px) scale(1.05);
  box-shadow: 0 18px 34px rgba(184, 18, 31, .5), inset 0 2px 0 rgba(255,255,255,.35), inset 0 -5px 10px rgba(93,6,8,.32);
}

/* ═══ STATS STRIP ═══ */
.stats-strip {
  background: linear-gradient(150deg, #FF3B3E 0%, var(--red) 45%, var(--red-deep) 100%);
  color: #fff;
  display: flex; justify-content: center; flex-wrap: wrap;
  gap: clamp(30px, 7vw, 110px);
  padding: 34px 6vw;
  box-shadow: inset 0 2px 0 rgba(255,255,255,.25), inset 0 -10px 26px rgba(93,6,8,.3);
}
.stats-strip .stat { text-align: center; }
.stats-strip b {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(2rem, 4vw, 3.2rem); line-height: 1;
  text-shadow: 0 3px 12px rgba(93, 6, 8, .35);
  display: block;
}
.stats-strip .stat > span {
  display: block; margin-top: 6px;
  font-size: .78rem; font-weight: 400; letter-spacing: .12em; text-transform: uppercase;
  color: rgba(255, 245, 243, .85);
}

/* ═══ shared section head ═══ */
.sec-head { max-width: 760px; margin: 0 auto 26px; text-align: center; }
.sec-eyebrow {
  display: inline-block;
  font-family: var(--font-display); font-weight: 700; font-size: .78rem;
  letter-spacing: .3em; text-transform: uppercase; color: var(--red);
  margin-bottom: 12px;
}
.sec-head h2 {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(1.9rem, 3.8vw, 2.8rem); letter-spacing: -.01em;
  margin-bottom: 12px;
}
.sec-head p { font-size: .94rem; font-weight: 300; line-height: 1.95; color: rgba(43, 5, 8, .68); }
.sec-cta { text-align: center; margin-top: 32px; }
.btn-line {
  display: inline-block; font-weight: 600; font-size: .9rem; color: var(--red);
  border: 1.5px solid rgba(229, 26, 29, .35); border-radius: 50px;
  padding: 12px 30px; transition: all .3s;
}
.btn-line:hover { background: var(--red); color: #fff; transform: translateY(-3px); box-shadow: 0 12px 26px rgba(229,26,29,.3); }

/* ═══ PRODUCTS ═══ */
.products { background: var(--bg-light); padding: var(--sec-pt) 6vw var(--sec-pb); }
.prod-grid {
  max-width: 1220px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px;
}
.prod {
  display: flex; flex-direction: column; align-items: center; text-align: center; gap: 3px;
  background: #fff; border: 1.5px solid rgba(229, 26, 29, .14); border-radius: 20px;
  padding: 26px 12px 20px;
  box-shadow: 0 3px 14px rgba(229, 26, 29, .05);
  transition: transform .35s cubic-bezier(.34, 1.56, .64, 1), box-shadow .35s, border-color .35s;
}
.prod:hover { transform: translateY(-7px); border-color: var(--red); box-shadow: 0 16px 36px rgba(229, 26, 29, .16); }
.prod .ic { font-size: 2.2rem; margin-bottom: 8px; transition: transform .35s cubic-bezier(.34,1.56,.64,1); }
.prod:hover .ic { transform: scale(1.18) rotate(8deg); }
.prod b { font-family: var(--font-display); font-weight: 700; font-size: .85rem; }
.prod b em {
  font-style: normal; font-size: .56rem; color: #fff; background: var(--red);
  padding: 2px 7px; border-radius: 20px; vertical-align: middle; margin-left: 3px;
}
.prod small { font-size: .74rem; font-weight: 300; color: rgba(43, 5, 8, .55); }

/* ═══ OEM ═══ */
.oem {
  background:
    radial-gradient(ellipse 60% 50% at 85% 10%, rgba(229, 26, 29, .18), transparent 60%),
    var(--bg-dark);
  color: #fff;
  padding: 64px 6vw;
}
.oem-grid {
  max-width: 1160px; margin: 0 auto;
  display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(30px, 5vw, 64px);
  align-items: center;
}
.oem-badge {
  display: inline-block;
  font-family: var(--font-display); font-weight: 700; font-size: .74rem;
  letter-spacing: .16em; text-transform: uppercase;
  background: var(--red); color: #fff;
  padding: 7px 16px; border-radius: 8px; margin-bottom: 16px;
}
.oem h2 {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(1.9rem, 4vw, 3rem); line-height: 1.26; letter-spacing: -.01em;
  margin-bottom: 14px;
}
.oem h2 em { font-style: normal; color: #FF8082; }
.oem p { font-size: .92rem; font-weight: 300; line-height: 1.95; color: rgba(255, 245, 243, .8); margin-bottom: 24px; max-width: 480px; }
.oem-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 28px; }
.oem-step {
  background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .13);
  border-radius: 14px; padding: 13px 8px; text-align: center;
  transition: transform .3s cubic-bezier(.34,1.56,.64,1), background .3s;
}
.oem-step:hover { transform: translateY(-4px); background: rgba(229, 26, 29, .25); }
.oem-step b { font-family: var(--font-display); font-weight: 800; font-size: 1.15rem; color: #FF8082; display: block; }
.oem-step span { font-size: .72rem; font-weight: 300; color: rgba(255, 245, 243, .8); }
.btn-white {
  display: inline-block; font-weight: 600; font-size: .92rem;
  background: #fff; color: var(--red-deep);
  padding: 14px 34px; border-radius: 50px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, .3);
  transition: transform .3s cubic-bezier(.34, 1.56, .64, 1), box-shadow .3s;
}
.btn-white:hover { transform: translateY(-4px) scale(1.03); box-shadow: 0 18px 40px rgba(0, 0, 0, .4); }
.oem-boxes { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.oem-box {
  display: flex; flex-direction: column; align-items: center; text-align: center; gap: 2px;
  background: linear-gradient(135deg, rgba(229, 26, 29, .3), rgba(229, 26, 29, .12));
  border: 1px solid rgba(255, 255, 255, .14); border-radius: 18px;
  padding: 24px 14px 20px;
  transition: transform .35s, background .35s;
}
.oem-box:hover { transform: scale(1.04); background: linear-gradient(135deg, rgba(229, 26, 29, .45), rgba(229, 26, 29, .2)); }
.oem-box span { font-size: 2rem; margin-bottom: 8px; }
.oem-box b { font-family: var(--font-display); font-weight: 700; font-size: .9rem; }
.oem-box small { font-size: .74rem; font-weight: 300; color: rgba(255, 245, 243, .65); }

/* ═══ NEWS ═══ */
.news {
  background:
    radial-gradient(ellipse 50% 40% at 50% 0%, var(--red-soft), transparent 70%),
    var(--bg-light);
  padding: var(--sec-pt) 6vw var(--sec-pb);
}
.news-grid {
  max-width: 1220px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
}
.news-card {
  display: flex; flex-direction: column;
  background: #fff; border: 1.5px solid rgba(229, 26, 29, .12); border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 3px 14px rgba(229, 26, 29, .05);
  transition: transform .4s cubic-bezier(.22, 1, .36, 1), box-shadow .4s, border-color .4s;
}
.news-card:hover { transform: translateY(-8px); border-color: rgba(229, 26, 29, .4); box-shadow: 0 18px 40px rgba(229, 26, 29, .15); }
.news-card img { width: 100%; height: 170px; object-fit: cover; display: block; }
.news-ph {
  height: 170px; display: grid; place-items: center; font-size: 2.6rem;
  background: linear-gradient(135deg, rgba(229, 26, 29, .1), rgba(229, 26, 29, .04));
}
.news-body { padding: 18px 20px 20px; display: flex; flex-direction: column; gap: 8px; }
.news-tag {
  align-self: flex-start;
  font-family: var(--font-display); font-weight: 700; font-size: .62rem;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--red); background: rgba(229, 26, 29, .09);
  padding: 4px 10px; border-radius: 6px;
}
.news-body b { font-family: var(--font-display); font-weight: 700; font-size: .95rem; line-height: 1.5; }
.news-body p { font-size: .8rem; font-weight: 300; line-height: 1.75; color: rgba(43, 5, 8, .6); }
.news-body small { font-size: .68rem; color: rgba(43, 5, 8, .4); }

/* ═══ ABOUT US ═══ */
.about-us {
  position: relative;
  background: var(--bg-light);
  padding: var(--sec-pt) 6vw var(--sec-pb);
}
.about-head { max-width: 880px; margin: 0 auto 14px; text-align: center; }
.about-eyebrow {
  display: inline-block;
  font-family: var(--font-display); font-weight: 700; font-size: .78rem;
  letter-spacing: .3em; text-transform: uppercase; color: var(--red);
  margin-bottom: 12px;
}
.about-head h2 {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -.01em;
  margin-bottom: 8px;
}
.about-head h2::after {
  content: ''; display: block; width: 54px; height: 4px; border-radius: 3px;
  background: var(--red); margin: 16px auto 22px;
}
.about-head p {
  font-size: clamp(.9rem, 1.3vw, 1rem); font-weight: 300; line-height: 2.05;
  color: rgba(43, 5, 8, .75);
}
.about-head .about-cta-line { margin-top: 12px; font-weight: 500; color: var(--text-on-light); }
.about-head .about-cta-line a { color: var(--red); font-weight: 700; border-bottom: 2px solid rgba(229,26,29,.35); transition: border-color .25s; }
.about-head .about-cta-line a:hover { border-color: var(--red); }

.about-grid {
  max-width: 1220px; margin: 34px auto 0;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(22px, 3vw, 44px);
}
.about-card { display: flex; flex-direction: column; }
.about-media {
  border-radius: 24px; overflow: hidden;
  box-shadow: 0 20px 50px rgba(43, 5, 8, .16);
  transition: transform .45s cubic-bezier(.22, 1, .36, 1), box-shadow .45s;
}
.about-card:hover .about-media { transform: translateY(-8px); box-shadow: 0 30px 64px rgba(229, 26, 29, .22); }
.about-media video {
  width: 100%; aspect-ratio: 16 / 9; object-fit: cover; display: block;
  background: #fff;
}
.about-card h3 {
  font-family: var(--font-display); font-weight: 700;
  font-size: 1.28rem; margin: 24px 0 10px;
}
.about-card h3::after {
  content: ''; display: block; width: 44px; height: 3.5px; border-radius: 3px;
  background: var(--red); margin-top: 9px;
}
.about-card p { font-size: .9rem; font-weight: 300; line-height: 2; color: rgba(43, 5, 8, .7); }

/* ═══ CERTS — การรับรองคุณภาพ (ล่างสุด) ═══ */
.certs {
  position: relative;
  background:
    radial-gradient(ellipse 55% 45% at 50% 100%, var(--red-soft), transparent 70%),
    var(--bg-light);
  padding: var(--sec-pt) 6vw var(--sec-pb);
  border-top: 1px solid rgba(229, 26, 29, .08);
}
/* ตรารับรองวางแถวเดียวกับหัวข้อ — ระยะขอบบน→หัวข้อจึงเท่ากับ section อื่น */
.certs-head {
  display: flex; align-items: center; justify-content: center; gap: 14px;
  text-align: center; margin-bottom: 22px;
}
.cert-rosette { width: 44px; height: 44px; margin: 0; display: block; flex: 0 0 44px; }
.certs-head h2 {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(1.9rem, 3.8vw, 2.8rem);
  letter-spacing: -.01em;          /* ระยะตัวอักษรเท่าหัวข้ออื่นในเว็บ (.sec-head h2 / .about-head h2) */
  color: var(--red-deep);
}
.certs-grid {
  max-width: 1100px; margin: 0 auto;
  display: grid; grid-template-columns: 1.5fr 1fr; gap: clamp(28px, 5vw, 72px);
  align-items: center;
}
.certs-text {
  font-size: clamp(.92rem, 1.35vw, 1.05rem); font-weight: 300; line-height: 2.1;
  color: rgba(43, 5, 8, .78);
}
.certs-list { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.certs-list li {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--font-display); font-weight: 700; font-size: .98rem;
  letter-spacing: .04em; color: var(--text-on-light);
}
.certs-list .ck {
  width: 26px; height: 26px; border-radius: 50%; flex: 0 0 26px;
  display: inline-flex; align-items: center; justify-content: center;
  background: radial-gradient(circle at 32% 28%, #E0393C, var(--red-deep) 75%);
  color: #fff; font-size: .8rem; font-weight: 800;
  box-shadow: 0 5px 12px rgba(184, 18, 31, .35), inset 0 1.5px 0 rgba(255,255,255,.35);
}

/* certification logo seals */
.certs > .certs-text {
  max-width: 760px; margin: 0 auto 8px; text-align: center;
}
.certs-badges {
  max-width: 1080px; margin: 38px auto 0;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: clamp(14px, 2.4vw, 30px);
}
.cert-badge {
  display: flex; flex-direction: column; align-items: center;
  text-align: center; gap: 11px;
}
.cert-seal {
  width: clamp(84px, 11vw, 118px); height: auto;
  filter: drop-shadow(0 9px 18px rgba(184, 18, 31, .18));
  transition: transform .4s cubic-bezier(.2,.8,.2,1);
}
.cert-badge:hover .cert-seal { transform: translateY(-6px) rotate(-2.5deg) scale(1.03); }
/* ข้อความใต้โลโก้การรับรอง — ขนาดใหญ่ขึ้นให้อ่านง่าย */
.cert-name {
  font-family: var(--font-display); font-weight: 700;
  font-size: 1.12rem; letter-spacing: .01em; color: var(--text-on-light);
}
.cert-desc {
  font-size: .92rem; font-weight: 300; line-height: 1.55;
  color: rgba(43, 5, 8, .68); max-width: 18ch;
}
@media (max-width: 860px) {
  .certs-badges { grid-template-columns: repeat(2, 1fr); gap: 26px 18px; }
}
@media (max-width: 520px) {
  .certs-badges { grid-template-columns: repeat(2, 1fr); }
}

/* footer */
.site-foot {
  background: var(--bg-dark); color: rgba(255, 245, 243, .75);
  padding: 56px 6vw 26px;
  font-size: .85rem; font-weight: 300;
}
.foot-grid {
  max-width: 1220px; margin: 0 auto;
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 38px;
}
.foot-logo { font-family: var(--font-display); font-weight: 800; font-size: 1.6rem; color: #FF8082; letter-spacing: .03em; margin-bottom: 12px; }
.foot-brand p { line-height: 1.9; color: rgba(255, 245, 243, .55); max-width: 320px; margin-bottom: 10px; }
.foot-shop a { color: #FF8082; font-weight: 500; }
.foot-shop a:hover { text-decoration: underline; }
.foot-social { display: flex; gap: 10px; margin-top: 12px; }
.foot-social a {
  width: 38px; height: 38px; border-radius: 50%;
  display: grid; place-items: center; font-size: 1rem;
  background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .12);
  transition: background .3s, transform .3s;
}
.foot-social a { color: rgba(255, 245, 243, .85); }
.foot-social svg { width:18px; height:18px; fill:currentColor; }
.foot-social a:hover { background: rgba(229, 26, 29, .4); transform: translateY(-3px); }
.site-foot .foot-col a.foot-line {
  display:inline-flex; align-items:center; gap:8px; margin-top:16px;
  padding:9px 18px 9px 14px; border-radius:999px;
  background:#06C755; color:#fff; font-weight:700; font-size:.86rem; text-decoration:none; margin-bottom:0;
  box-shadow:0 6px 18px rgba(6,199,85,.28);
  transition:background .25s, transform .25s, box-shadow .25s;
}
.site-foot .foot-col a.foot-line svg { width:20px; height:20px; fill:currentColor; flex-shrink:0; }
.site-foot .foot-col a.foot-line:hover { background:#05B34C; color:#fff; transform:translateY(-2px); box-shadow:0 10px 24px rgba(6,199,85,.38); text-decoration:none; }
.foot-col h4 {
  font-family: var(--font-display); font-weight: 700; font-size: .82rem;
  letter-spacing: .18em; text-transform: uppercase; color: #FF8082;
  margin-bottom: 16px;
}
.foot-col a { display: block; color: rgba(255, 245, 243, .68); margin-bottom: 10px; transition: color .25s, transform .25s; }
.foot-col a:hover { color: #fff; transform: translateX(4px); }
.foot-bottom {
  max-width: 1220px; margin: 42px auto 0; padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, .1);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
  font-size: .74rem; color: rgba(255, 245, 243, .45);
}

/* ═══ REVEAL ═══ */
.rv {
  opacity: 0; transform: translateY(30px);
  transition: opacity .7s cubic-bezier(.22,1,.36,1), transform .7s cubic-bezier(.22,1,.36,1);
  transition-delay: var(--d, 0s);
}
.rv.in { opacity: 1; transform: none; }

/* ═══ MOBILE ═══ */
@media (max-width: 820px) {
  .nav-links a:not(.nav-pill) { display: none; }
  .header-tag { display: none; }
  .hero-copy { top: 70px; width: 92vw; }
  .hero-heading { font-size: 8.5vw; }
  .hero-tagline { font-size: .78rem; padding: 9px 18px; }
  #quick-bar { width: calc(100% - 24px); justify-content: center; flex-wrap: wrap; border-radius: 26px; bottom: 12px; }
  .qb-btn { padding: 12px 18px; font-size: .88rem; }
  .certs-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .prod-grid { grid-template-columns: repeat(2, 1fr); }
  .oem-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 821px) and (max-width: 1100px) {
  .prod-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .rv { opacity: 1; transform: none; filter: none; }
}