/* Smart Glass VIP v3 - product-focused static site, real photography, no animation. */
:root {
  --navy: #0a1f38;
  --navy-2: #10314f;
  --blue: #185FA5;
  --blue-deep: #0C447C;
  --blue-soft: #EAF2FA;
  --teal: #0F8A6A;
  --teal-soft: #E3F5EE;
  --accent: #E8763A;
  --accent-deep: #B44E14;
  --ink: #17263B;
  --muted: #5E6E82;
  --line: #E3EAF2;
  --soft: #F5F8FB;
  --r: 14px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink); line-height: 1.7; font-size: 17px; background: #fff;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.2; font-weight: 800; letter-spacing: -0.015em; }
h1 { font-size: clamp(2rem, 4.6vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3.2vw, 2.2rem); }
h3 { font-size: 1.18rem; }
p { color: var(--muted); }
strong { color: var(--ink); }
.hl { color: var(--accent); font-weight: 800; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 22px; }
.kicker {
  display: inline-flex; align-items: center; gap: 8px; font-size: .78rem; font-weight: 800;
  letter-spacing: .14em; text-transform: uppercase; color: var(--teal); margin-bottom: 14px;
}
.kicker::before { content: ""; width: 22px; height: 3px; border-radius: 2px; background: var(--teal); }
.section { padding: 72px 0; }
.section.soft { background: var(--soft); }
.section.navy { background: linear-gradient(160deg, var(--navy), var(--navy-2)); color: #fff; }
.section.navy.stat-band { position: relative; background: linear-gradient(160deg, rgba(10,31,56,.90), rgba(16,49,79,.90)), url("../img/stat-band-bg.jpg") center 35%/cover no-repeat; }
.section.navy h2, .section.navy h3 { color: #fff; }
.section.navy p { color: #B9CBDD; }
.section-head { max-width: 760px; margin: 0 auto 44px; text-align: center; }
.section-head p { margin-top: 12px; font-size: 1.05rem; }
.narrow { max-width: 860px; margin: 0 auto; }

/* header */
.site-header { position: sticky; top: 0; z-index: 60; background: rgba(255,255,255,.94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.header-in { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.08rem; color: var(--blue-deep); }
.logo .logo-img { height: 44px; width: auto; display: block; }
.site-footer .logo .logo-img { height: 40px; }
.nav { display: flex; align-items: center; gap: 2px; }
.nav > li { list-style: none; position: relative; }
.nav a { display: block; padding: 10px 13px; color: var(--ink); font-weight: 650; font-size: .94rem; border-radius: 9px; }
.nav a:hover { background: var(--blue-soft); text-decoration: none; }
.nav .has-sub > a::after { content: ""; display: inline-block; margin-left: 6px; border: 4px solid transparent; border-top-color: currentColor; vertical-align: 2px; }
.submenu { position: absolute; top: 100%; left: 0; min-width: 280px; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 8px; box-shadow: 0 18px 40px rgba(10,31,56,.14); display: none; }
.nav .has-sub:hover .submenu, .nav .has-sub:focus-within .submenu { display: block; }
.submenu a { padding: 10px 12px; font-weight: 550; }
.btn { display: inline-block; padding: 13px 26px; border-radius: 999px; font-weight: 800; font-size: .96rem; border: 0; cursor: pointer; transition: transform .15s ease, background .15s ease; }
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn-primary { background: var(--accent); color: #fff; }

/* language switcher */
.lang { position: relative; }
/* invisible bridge over the gap between button and menu, keeps hover alive while moving the mouse down */
.lang::before { content: ""; position: absolute; right: 0; top: 100%; width: 100%; height: 10px; }
.lang-btn { display: flex; align-items: center; gap: 6px; background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 7px 10px; cursor: pointer; font: inherit; font-size: .85rem; font-weight: 700; color: var(--ink); }
.lang-btn:hover { border-color: var(--blue); }
.lang .flag { width: 20px; height: 14px; border-radius: 2px; display: block; flex: none; }
.lang .caret { width: 10px; height: 10px; color: var(--muted); }
.lang-menu { position: absolute; right: 0; top: calc(100% + 8px); background: #fff; border: 1px solid var(--line); border-radius: 10px; box-shadow: 0 10px 30px rgba(10,30,60,.14); padding: 6px; margin: 0; list-style: none; min-width: 150px; display: none; z-index: 80; opacity: 0; visibility: hidden; }
.lang.open .lang-menu, .lang:hover .lang-menu { display: block; opacity: 1; visibility: visible; }
.lang-menu a { display: flex; align-items: center; gap: 9px; padding: 8px 10px; border-radius: 6px; font-size: .9rem; font-weight: 600; color: var(--ink); text-decoration: none; white-space: nowrap; }
.lang-menu a:hover { background: var(--blue-soft); }
.lang-menu .flag { width: 20px; height: 14px; border-radius: 2px; flex: none; }
.btn-primary:hover { background: var(--accent-deep); }
.btn-ghost { border: 2px solid rgba(255,255,255,.55); color: #fff; }
.btn-ghost:hover { border-color: #fff; }
.btn-dark { background: var(--navy); color: #fff; }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle svg { width: 26px; height: 26px; stroke: var(--blue-deep); }
@media (max-width: 980px) {
  .nav { display: none; position: absolute; top: 60px; left: 0; right: 0; background: #fff; flex-direction: column; align-items: stretch; padding: 6px 22px 20px; border-bottom: 1px solid var(--line); box-shadow: 0 20px 40px rgba(10,31,56,.12); max-height: calc(100vh - 60px); overflow-y: auto; }
  .nav.open { display: flex; }
  .nav > li + li { border-top: 1px solid var(--line); }
  .nav > li > a { padding: 13px 4px; font-size: 1.02rem; border-radius: 0; }
  .submenu { position: static; display: none; box-shadow: none; border: 0; min-width: 0; padding: 0 0 6px 16px; }
  .nav .has-sub.open > .submenu { display: block; }
  .nav .has-sub > a::after { transition: transform .15s; }
  .nav .has-sub.open > a::after { transform: rotate(180deg); }
  .nav-toggle { display: block; }
  /* compact header: logo | (auto space) | lang | CTA | hamburger */
  .header-in { height: 60px; gap: 8px; }
  .logo { order: 0; margin-inline-end: auto; }
  .logo .logo-img { height: 32px; }
  .lang { order: 1; }
  .header-in > .btn-primary { order: 2; padding: 8px 16px; font-size: .84rem; white-space: nowrap; }
  .nav-toggle { order: 3; }
}
@media (max-width: 640px) {
  .logo .logo-img { height: 27px; }
  .lang-btn { padding: 6px 8px; }
  .lang-btn span { display: none; } /* narrow screens: flag + caret only */
  .header-in > .btn-primary { padding: 7px 13px; font-size: .8rem; }
  .nav-toggle svg { width: 24px; height: 24px; }
  .wrap { padding: 0 16px; }
  .section { padding: 52px 0; }
  .hero { padding: 54px 0 62px; }
  .btn { padding: 11px 20px; font-size: .9rem; }
  .hero-cta .btn { flex: 1 1 auto; text-align: center; }
  .fbtn { width: 44px; height: 44px; }
  .fbtn svg { width: 26px; height: 26px; }
  .float-btns { right: 12px; bottom: 12px; }
}

/* hero */
.hero { background: linear-gradient(165deg, var(--navy) 0%, var(--blue-deep) 62%, var(--blue) 100%); color: #fff; padding: 80px 0 88px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; }
.hero .kicker { color: #8FD4BC; } .hero .kicker::before { background: #8FD4BC; }
.hero h1 { margin-bottom: 18px; }
.hero h1 .hl { color: #FFB27A; }
.hero .lead { font-size: 1.12rem; color: #C9DAEB; max-width: 560px; }
.hero-cta { margin-top: 28px; display: flex; gap: 14px; flex-wrap: wrap; }
.hero-note { margin-top: 14px; font-size: .85rem; color: #93AEC9; }
@media (max-width: 980px) { .hero-grid { grid-template-columns: 1fr; } }

/* static image switcher (no animation) */
.switcher { position: relative; border-radius: 18px; overflow: hidden; border: 10px solid #223a57; background: #223a57; box-shadow: 0 30px 70px rgba(2, 18, 38, .45); }
.switcher img { width: 100%; display: block; aspect-ratio: 4 / 3; object-fit: cover; }
.switcher img.opaque-img { display: none; }
.switcher.opaque img.opaque-img { display: block; }
.switcher.opaque img.clear-img { display: none; }
.switcher .state { position: absolute; left: 14px; top: 14px; background: rgba(10, 25, 45, .8); color: #fff; font-size: .76rem; font-weight: 800; padding: 7px 14px; border-radius: 999px; letter-spacing: .05em; }
.switcher-bar { display: flex; align-items: center; justify-content: center; gap: 14px; margin-top: 16px; }
.switcher-bar .sw-label { font-size: .88rem; font-weight: 800; color: #C9DAEB; min-width: 160px; }
.switcher-bar .btn { padding: 9px 20px; font-size: .85rem; }
.switcher.light .sw-label { color: var(--ink); }
.switcher-wrap { background: transparent; }
.switcher-wrap .sw-hint { text-align: center; font-size: .8rem; color: #93AEC9; margin-top: 8px; }

/* stats band */
.stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.stat { background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.14); border-radius: var(--r); padding: 22px 10px; text-align: center; }
.stat b { display: block; font-size: 2rem; color: #FFB27A; line-height: 1.1; font-weight: 800; white-space: nowrap; }
.stat span { font-size: .82rem; color: #B9CBDD; }
@media (max-width: 900px) { .stats { grid-template-columns: repeat(2, 1fr); } .stat b { font-size: 2.3rem; } .stat { padding: 28px 18px; } .stat span { font-size: .86rem; } }

/* ---- About page: "at a glance" facts wall with photo background ---- */
.facts { position: relative; padding: 72px 24px; overflow: hidden; }
.facts-bg { position: absolute; inset: 0; z-index: 0; }
.facts-bg img { width: 100%; height: 100%; object-fit: cover; display: block; }
.facts-bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(105deg, rgba(8,26,48,.92) 0%, rgba(8,26,48,.78) 55%, rgba(8,26,48,.55) 100%); }
.facts-in { position: relative; z-index: 1; max-width: 1100px; margin: 0 auto; }
.facts-kicker { font-size: .8rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; color: #FFB27A; margin: 0 0 8px; }
.facts-in h2 { color: #fff; font-size: 2rem; margin: 0 0 30px; }
.facts-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.fact { background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.22); border-radius: 14px; padding: 26px 20px; backdrop-filter: blur(4px); }
.fact b { display: block; font-size: 2.2rem; font-weight: 800; color: #FFB27A; line-height: 1.1; margin-bottom: 6px; }
.fact span { font-size: .9rem; color: #E4EDF6; }
@media (max-width: 900px) { .facts { padding: 56px 18px; } .facts-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; } .fact { padding: 20px 16px; } .fact b { font-size: 1.8rem; } .facts-in h2 { font-size: 1.5rem; } }

/* ---- Product hero with media on the right ---- */
.hero-split { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; }
.hero-media img, .hero-media .switcher img { width: 100%; height: auto; display: block; }
/* hero switcher: exactly one state visible, regardless of generic img rules */
.hero-media .switcher img.opaque-img { display: none; }
.hero-media .switcher.opaque img.opaque-img { display: block; }
.hero-media .switcher.opaque img.clear-img { display: none; }
@media (max-width: 900px) { .hero-split { grid-template-columns: 1fr; gap: 22px; } .hero-media { order: -1; } }
/* PNLC hero: two static states side by side, no switcher */
.hero-duo { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.hero-duo figure { margin: 0; background: #fff; border-radius: 12px; overflow: hidden; }
.hero-duo img { width: 100%; height: auto; display: block; }
.hero-duo figcaption { text-align: center; font-size: .78rem; font-weight: 800; letter-spacing: .06em; color: var(--blue); padding: 8px 6px; }
@media (max-width: 480px) { .hero-duo { grid-template-columns: 1fr; } }

/* ---- Product range comparison: 3 columns + highlighted PNLC column ---- */
.range-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; align-items: stretch; }
.rcard { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 22px 18px; text-decoration: none; color: var(--ink); }
.rcard:hover { border-color: var(--blue); box-shadow: 0 8px 24px rgba(10,30,60,.10); }
.rcard.hl { border: 2px solid var(--blue); background: var(--blue-soft); }
.rtag { display: inline-block; align-self: flex-start; font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--blue); background: rgba(37,99,235,.10); border-radius: 999px; padding: 4px 10px; margin-bottom: 12px; }
.rcard h3 { font-size: 1.02rem; margin: 0 0 12px; }
.rcard ul { list-style: none; margin: 0 0 14px; padding: 0; flex: 1; }
.rcard li { font-size: .86rem; color: var(--muted); padding: 6px 0; border-top: 1px dashed var(--line); }
.rcard li strong { color: var(--ink); }
.rmore { font-weight: 700; font-size: .88rem; color: var(--blue); }
@media (max-width: 1000px) { .range-grid { grid-template-columns: repeat(2, 1fr); } }
.site-footer .socials { display: inline-flex; gap: 10px; }
.site-footer .socials a { width: 34px; height: 34px; border-radius: 50%; background: rgba(255,255,255,.12); color: #fff; display: inline-flex; align-items: center; justify-content: center; transition: background .15s; }
.site-footer .socials a:hover { background: var(--blue); }
.site-footer .socials svg { width: 18px; height: 18px; }

/* ---- Lazy YouTube embed (click to load - fast, SEO friendly) ---- */
.yt-embed { position: relative; max-width: 860px; margin: 0 auto; border-radius: 14px; overflow: hidden; box-shadow: 0 14px 40px rgba(10,30,60,.18); background: #000; }
.yt-embed img { width: 100%; display: block; aspect-ratio: 16 / 9; object-fit: cover; }
.yt-embed iframe { width: 100%; aspect-ratio: 16 / 9; display: block; border: 0; }
.yt-play { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; border: 0; background: rgba(0,0,0,.18); cursor: pointer; width: 100%; }
.yt-play::before { content: ""; width: 68px; height: 48px; border-radius: 12px; background: #f00 url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path fill="white" d="M8 5v14l11-7z"/></svg>') center / 30px no-repeat; }
.yt-cap { text-align: center; font-size: .88rem; color: var(--muted); margin-top: 10px; }

/* ---- layout variety: 2/3 media columns and full-width feature images ---- */
.split.wide-media { grid-template-columns: 1.55fr 1fr; }
.split.wide-text { grid-template-columns: 1fr 1.55fr; }
@media (max-width: 900px) { .split.wide-media, .split.wide-text { grid-template-columns: 1fr; } }
.feature-wide { position: relative; margin: 0 auto; max-width: 1200px; border-radius: 18px; overflow: hidden; box-shadow: 0 16px 44px rgba(10,30,60,.16); }
.feature-wide img { width: 100%; display: block; }
.feature-chip { position: absolute; left: 22px; bottom: 22px; max-width: 80%; background: rgba(8,26,48,.85); color: #fff; padding: 14px 20px; border-radius: 12px; font-size: .95rem; line-height: 1.45; }
.feature-chip b { color: #FFB27A; }

@media (max-width: 560px) { .range-grid { grid-template-columns: 1fr; } }

/* ---- "Exact samples" 2x2 step cards ---- */
.samples-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; max-width: 880px; margin: 0 auto; }
.sample { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: 16px; overflow: hidden; display: flex; flex-direction: column; }
.sample .simg { aspect-ratio: 4 / 3; background: linear-gradient(160deg, #f4f7fa, #e9eef4); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.sample .simg img { width: 100%; height: 100%; object-fit: contain; display: block; padding: 10px; }
.sample figcaption { display: flex; align-items: flex-start; gap: 12px; padding: 14px 16px; font-size: .92rem; color: var(--ink); line-height: 1.45; }
.sample figcaption span { flex: none; width: 30px; height: 30px; border-radius: 50%; background: var(--blue-soft); color: var(--blue); font-weight: 800; font-size: .82rem; display: flex; align-items: center; justify-content: center; }
@media (max-width: 640px) { .samples-grid { grid-template-columns: 1fr; } }

/* steps */
.steps { display: grid; gap: 14px; max-width: 860px; margin: 0 auto; }
.step { display: grid; grid-template-columns: 150px 1fr; background: #fff; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.step .badge { background: var(--blue-soft); padding: 18px; display: flex; flex-direction: column; justify-content: center; gap: 4px; border-right: 1px solid var(--line); }
.step .badge .n { font-size: .72rem; font-weight: 800; letter-spacing: .12em; color: var(--blue); }
.step .badge .t { font-size: .9rem; font-weight: 800; color: var(--blue-deep); }
.step .body { padding: 18px 22px; }
.step .body h3 { margin-bottom: 4px; }
.step .body p { font-size: .95rem; }
@media (max-width: 680px) { .step { grid-template-columns: 1fr; } .step .badge { flex-direction: row; align-items: baseline; gap: 10px; border-right: 0; border-bottom: 1px solid var(--line); } }

/* product cards with photos */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 1100px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-4 { grid-template-columns: 1fr; } }
@media (max-width: 900px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }
.pcard { background: #fff; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; transition: transform .18s ease, box-shadow .18s ease; }
.pcard:hover { transform: translateY(-4px); box-shadow: 0 18px 44px rgba(10,31,56,.12); }
.pcard .ph { aspect-ratio: 16 / 10; overflow: hidden; position: relative; }
.pcard .ph img { width: 100%; height: 100%; object-fit: contain; background: #fff; padding: 10px; }
.pcard .ph .tag { position: absolute; left: 10px; top: 10px; font-size: .62rem; padding: 3px 9px; font-weight: 700; opacity: .92; }
/* two-image auto swap (0.5 s per image) */
.pcard .ph.swap2 img { position: relative; }
.pcard .ph.swap2 img.swap-b { position: absolute; left: 10px; top: 10px; width: calc(100% - 20px); height: calc(100% - 20px); object-fit: contain; background: #fff; padding: 0; }
.pcard .ph.swap2 img.swap-a { animation: swapA 2s steps(1) infinite; }
.pcard .ph.swap2 img.swap-b { animation: swapB 2s steps(1) infinite; }
@keyframes swapA { 0%, 49.9% { opacity: 1; } 50%, 100% { opacity: 0; } }
@keyframes swapB { 0%, 49.9% { opacity: 0; } 50%, 100% { opacity: 1; } }
.pcard .body { padding: 22px; }
.pcard h3 { font-size: 1.15rem; }
.pcard h3 a { color: var(--blue-deep); }
.pcard p { font-size: .92rem; margin: 8px 0 14px; }
.tag { display: inline-block; font-size: .72rem; font-weight: 800; letter-spacing: .06em; background: var(--teal); color: #fff; padding: 4px 12px; border-radius: 999px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 28px 24px; }
.card .ic { width: 52px; height: 52px; border-radius: 12px; background: var(--blue-soft); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.card .ic svg { width: 26px; height: 26px; stroke: var(--blue); fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.card p { font-size: .93rem; margin-top: 8px; }

/* compare table */
.compare { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--r); overflow: hidden; border: 1px solid var(--line); box-shadow: 0 10px 34px rgba(10,31,56,.07); font-size: .97rem; }
.compare th, .compare td { padding: 15px 20px; text-align: left; border-bottom: 1px solid var(--line); }
.compare thead th { background: var(--navy); color: #fff; font-size: .82rem; letter-spacing: .06em; text-transform: uppercase; }
.compare tbody tr:last-child th, .compare tbody tr:last-child td { border-bottom: 0; }
.compare td.old { color: var(--muted); }
.compare td.new { color: var(--teal); font-weight: 800; }
.compare th[scope=row] { font-weight: 700; width: 30%; }

/* split */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 46px; align-items: center; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }
.media { border-radius: var(--r); overflow: hidden; border: 1px solid var(--line); }
/* no cropping: images always show in full, side swapped when the shape doesn't fit */
.media img { width: 100%; height: auto; display: block; background: #fff; }
.checklist { list-style: none; margin-top: 16px; }
.checklist li { padding: 8px 0 8px 32px; position: relative; }
.checklist li::before { content: ""; position: absolute; left: 0; top: 12px; width: 19px; height: 19px; border-radius: 50%; background: var(--teal-soft); }
.checklist li::after { content: ""; position: absolute; left: 5.5px; top: 16px; width: 8px; height: 4.5px; border-left: 2px solid var(--teal); border-bottom: 2px solid var(--teal); transform: rotate(-45deg); }

/* spec table */
.spec-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--r); overflow: hidden; border: 1px solid var(--line); font-size: .93rem; }
.spec-table th, .spec-table td { padding: 13px 18px; text-align: left; border-bottom: 1px solid var(--line); }
.spec-table th { background: var(--blue-soft); color: var(--blue-deep); width: 42%; font-weight: 700; }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: 0; }

/* FAQ */
.faq-item { border: 1px solid var(--line); border-radius: 12px; margin-bottom: 12px; background: #fff; overflow: hidden; }
.faq-item summary { padding: 18px 24px; font-weight: 750; cursor: pointer; list-style: none; position: relative; padding-right: 52px; font-size: 1.02rem; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; position: absolute; right: 22px; top: 50%; transform: translateY(-50%); font-size: 1.5rem; color: var(--accent); font-weight: 400; }
.faq-item[open] summary::after { content: "–"; }
.faq-item .answer { padding: 0 24px 20px; color: var(--muted); }

/* page hero */
.page-hero { background: linear-gradient(160deg, var(--navy), var(--blue-deep)); color: #fff; padding: 64px 0 72px; }
.page-hero .kicker { color: #8FD4BC; } .page-hero .kicker::before { background: #8FD4BC; }
.page-hero p { color: #C9DAEB; max-width: 660px; margin-top: 12px; font-size: 1.06rem; }
.crumbs { font-size: .84rem; color: #8FA9C2; padding: 16px 0 0; }
.crumbs a { color: #8FA9C2; } .crumbs span[aria-current] { color: #fff; font-weight: 700; }

/* CTA band */
.cta-band { background: linear-gradient(150deg, var(--accent), var(--accent-deep)); color: #fff; border-radius: 20px; padding: 48px 44px; display: flex; align-items: center; justify-content: space-between; gap: 28px; flex-wrap: wrap; }
.cta-band h2 { font-size: 1.6rem; }
.cta-band p { color: #FFE3CE; margin-top: 6px; }
.cta-band .btn { background: #fff; color: var(--accent-deep); }

/* form */
.quote-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 42px; }
@media (max-width: 900px) { .quote-grid { grid-template-columns: 1fr; } }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 32px; box-shadow: 0 12px 36px rgba(10,31,56,.08); }
.form-gif { position: relative; margin: 0 0 18px; border-radius: var(--r); overflow: hidden; box-shadow: 0 12px 36px rgba(10,31,56,.10); }
.form-gif img { width: 100%; height: auto; display: block; }
.form-gif-chip { position: absolute; left: 12px; bottom: 12px; background: rgba(10,25,45,.8); color: #fff; font-size: .74rem; font-weight: 700; padding: 6px 12px; border-radius: 999px; letter-spacing: .04em; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 620px) { .form-row { grid-template-columns: 1fr; } }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: .85rem; font-weight: 750; margin-bottom: 6px; }
.field input, .field select, .field textarea { width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; font: inherit; font-size: .94rem; background: #FBFDFF; }
.field input:focus, .field textarea:focus, .field select:focus { outline: 2px solid var(--blue-soft); border-color: var(--blue); }

/* blog */
.post-meta { font-size: .78rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--teal); margin-bottom: 8px; }

/* footer */
.site-footer { background: var(--navy); color: #B9CBDD; margin-top: 90px; font-size: .92rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; padding: 60px 0 44px; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.site-footer h4 { color: #fff; font-size: .95rem; margin-bottom: 14px; }
.site-footer ul { list-style: none; }
.site-footer li { margin-bottom: 9px; }
.site-footer a { color: #B9CBDD; } .site-footer a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 18px 0; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: .82rem; color: #7E97B0; }

/* floating contact buttons */
.float-btns { position: fixed; right: 18px; bottom: 18px; display: flex; flex-direction: column; gap: 10px; z-index: 90; }
.fbtn { position: relative; width: 50px; height: 50px; border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; box-shadow: 0 6px 18px rgba(10,30,60,.22); border: 0; padding: 0; }
.fbtn svg { width: 30px; height: 30px; display: block; }
.fbtn-wa { background: #25D366; }
.fbtn-wx { background: #07C160; }
.fbtn-mail { background: var(--blue); }
.fbtn-top { background: #fff; color: var(--ink); border: 1px solid var(--line); opacity: 0; visibility: hidden; transition: opacity .2s; }
.fbtn-top.show { opacity: 1; visibility: visible; }
.fbtn:hover { transform: translateY(-2px); }
.ftip { position: absolute; right: calc(100% + 10px); top: 50%; transform: translateY(-50%); background: var(--blue-deep); color: #fff; font-size: .8rem; font-weight: 600; padding: 6px 10px; border-radius: 8px; white-space: nowrap; opacity: 0; pointer-events: none; transition: opacity .12s; }
.fbtn:hover .ftip, .fbtn:focus .ftip { opacity: 1; }
.wx-pop { position: absolute; bottom: -6px; top: auto; transform: none; right: calc(100% + 14px); width: 300px; max-width: calc(100vw - 120px); max-height: calc(100vh - 40px); overflow-y: auto; background: #fff; border-radius: 16px; box-shadow: 0 18px 50px rgba(10,30,60,.28); padding: 18px; display: none; text-align: left; animation: wxIn .18s ease; }
@keyframes wxIn { from { opacity: 0; transform: translate(14px, 0); } to { opacity: 1; transform: translate(0, 0); } }
.fbtn-wx:hover .wx-pop, .fbtn-wx.open .wx-pop, .fbtn-wx:focus-within .wx-pop { display: block; }
.fbtn-wx .ftip { display: none; }
.wx-head { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.wx-badge { width: 40px; height: 40px; border-radius: 10px; background: #07C160; display: flex; align-items: center; justify-content: center; flex: none; }
.wx-badge svg { width: 24px; height: 24px; }
.wx-head b { font-size: 1.05rem; color: #14202e; display: block; line-height: 1.2; }
.wx-head span { font-size: .8rem; color: #7a8794; }
.wx-close { margin-left: auto; background: none; border: 0; cursor: pointer; color: #98a4b0; font-size: 1.3rem; line-height: 1; padding: 2px 6px; }
.wx-close:hover { color: #14202e; }
.wx-pop img { width: 100%; height: auto; border: 1px solid var(--line); border-radius: 10px; display: block; }
.wx-id-label { margin: 12px 0 6px; font-size: .72rem; font-weight: 700; letter-spacing: .08em; color: #8a97a5; }
.wx-id { display: flex; align-items: center; justify-content: space-between; gap: 10px; background: #eef9f1; border: 1px solid #d5eedd; border-radius: 10px; padding: 7px 7px 7px 14px; }
.wx-id b { color: #0a8f4c; font-size: 1rem; letter-spacing: .01em; }
.wx-copy { background: #07C160; color: #fff; border: 0; border-radius: 8px; padding: 7px 14px; font: inherit; font-size: .85rem; font-weight: 700; cursor: pointer; }
.wx-copy:hover { filter: brightness(.95); }
.wx-hint { margin: 10px 0 0; font-size: .8rem; color: #7a8794; line-height: 1.45; }
@media (max-width: 640px) {
  .float-btns { right: 12px; bottom: 12px; }
  .fbtn { width: 46px; height: 46px; }
  .ftip { display: none; }
  .wx-pop { position: fixed; right: 12px; left: 12px; bottom: 170px; top: auto; width: auto; transform: none; animation: wxInM .18s ease; }
  @keyframes wxInM { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }
}

/* factory photo gallery + figures */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.gallery figure { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.gallery img { width: 100%; height: 200px; object-fit: cover; display: block; }
.gallery figcaption { padding: 10px 14px; font-size: .85rem; color: var(--ink-soft); }
@media (max-width: 900px) { .gallery { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .gallery { grid-template-columns: 1fr; } .gallery img { height: auto; } }
.fig { margin: 18px 0; text-align: center; }
.fig img { max-width: 100%; height: auto; border: 1px solid var(--line); border-radius: var(--r); }
.fig figcaption { font-size: .85rem; color: var(--ink-soft); margin-top: 8px; }
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; align-items: start; }
.duo .fig { margin: 0; }
/* gallery8: 2-col tile grid whose TOTAL height exactly matches the text column;
   .g8clip is absolutely positioned so image intrinsic size never inflates the row */
.split.match-h { align-items: stretch; }
.split.match-h > div:first-child { align-self: center; }
.gallery8 { display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: repeat(4, 1fr); gap: 12px; height: 100%; min-width: 0; }
.g8t { margin: 0; position: relative; min-height: 0; }
.g8clip { position: absolute; inset: 0; border-radius: 10px; overflow: hidden; border: 1px solid var(--line); background: #fff; }
.g8clip img { width: 100%; height: 100%; object-fit: cover; display: block; }
@media (max-width: 860px) { .gallery8 { grid-template-rows: none; grid-auto-rows: minmax(120px, auto); margin-top: 6px; } .g8clip { position: static; height: 0; padding-bottom: 100%; } }
@media (max-width: 760px) { .duo { grid-template-columns: 1fr; } }
/* demo duo: aligned cards, auto-switching left card */
.demo-duo { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.demo-card { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; box-shadow: 0 10px 28px rgba(10,31,56,.07); }
.demo-img { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
.demo-img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.demo-chip { position: absolute; left: 12px; bottom: 12px; background: rgba(10,25,45,.82); color: #fff; font-size: .74rem; font-weight: 700; padding: 6px 12px; border-radius: 999px; letter-spacing: .04em; z-index: 2; }
.demo-img.swap2 .chip-b { animation: swapB 2s steps(1) infinite; }
.demo-img.swap2 .chip-a { animation: swapA 2s steps(1) infinite; }
.demo-img.swap2 img.swap-a { animation: swapA 2s steps(1) infinite; }
.demo-img.swap2 img.swap-b { object-fit: cover; background: none; padding: 0; animation: swapB 2s steps(1) infinite; }
.demo-card figcaption { padding: 14px 16px; font-size: .88rem; color: var(--muted); text-align: center; line-height: 1.5; }
@media (max-width: 760px) { .demo-duo { grid-template-columns: 1fr; } }
/* PDLC vs PNLC power toggle demo */
.mode-demo { text-align: center; }
.mode-toggle { position: absolute; opacity: 0; pointer-events: none; }
.mode-switch { display: inline-flex; align-items: center; gap: 12px; cursor: pointer; user-select: none; margin-bottom: 26px; }
.ms-track { display: inline-block; width: 74px; height: 38px; border-radius: 999px; background: #9aa7b5; position: relative; transition: background .25s; box-shadow: inset 0 2px 6px rgba(0,0,0,.18); }
.ms-knob { position: absolute; left: 4px; top: 4px; width: 30px; height: 30px; border-radius: 50%; background: #fff; box-shadow: 0 2px 6px rgba(0,0,0,.25); transition: left .25s; }
.ms-txt { font-size: .95rem; font-weight: 800; letter-spacing: .06em; }
.ms-on { display: none; color: #1c8a4c; }
.ms-off { display: inline; color: #6b7885; }
.mode-toggle:checked + .mode-switch .ms-track { background: #2eb065; }
.mode-toggle:checked + .mode-switch .ms-knob { left: 40px; }
.mode-toggle:checked + .mode-switch .ms-on { display: inline; }
.mode-toggle:checked + .mode-switch .ms-off { display: none; }
.cmp-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; max-width: 860px; margin: 0 auto; }
.cmp-card { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; box-shadow: 0 10px 28px rgba(10,31,56,.07); }
.cmp-img { position: relative; aspect-ratio: 4 / 3; overflow: hidden; }
.cmp-img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: opacity .45s ease; }
.cmp-img .st-on { opacity: 0; }
.mode-toggle:checked ~ .cmp-grid .st-on { opacity: 1; }
.mode-toggle:checked ~ .cmp-grid .st-off { opacity: 0; }
.cmp-chip { position: absolute; left: 12px; top: 12px; background: rgba(10,25,45,.82); color: #fff; font-size: .74rem; font-weight: 700; padding: 6px 12px; border-radius: 999px; letter-spacing: .04em; z-index: 2; }
.cmp-card figcaption { padding: 13px 14px; font-size: .88rem; color: var(--muted); text-align: center; line-height: 1.5; }
@media (max-width: 640px) { .cmp-grid { grid-template-columns: 1fr; } }
/* live-demo GIF showcase (one per page) */
.gif-showcase { margin: 0; position: relative; border-radius: var(--r); overflow: hidden; border: 1px solid var(--line); box-shadow: 0 14px 40px rgba(10,31,56,.10); }
.gif-showcase img { width: 100%; height: auto; display: block; }
.gif-showcase figcaption { position: absolute; left: 14px; bottom: 14px; background: rgba(10,25,45,.82); color: #fff; font-size: .78rem; font-weight: 700; padding: 7px 14px; border-radius: 999px; letter-spacing: .04em; }
/* full-width gif banner (below the page intro) - native width, centered, no side fill */
.gif-banner { position: relative; overflow: hidden; }.gif-banner img { display: block; margin: 0 auto; width: 100%; height: auto; }
/* when the banner carries overlay copy: fixed-height window, image vertically
   centred so the middle band of the gif shows (top/bottom trimmed equally) */
.gif-banner.has-copy img { height: clamp(280px, 29.3vw, 563px); object-fit: cover; object-position: center 100%; }
/* hero-style overlay copy on the banner: kicker + big title + short sub */
.gif-banner.has-copy::before { content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(10,25,45,.78) 0%, rgba(10,25,45,.42) 38%, rgba(10,25,45,0) 62%); }
.banner-copy { position: absolute; left: max(22px, calc((100% - 1120px)/2 + 22px)); top: 50%; transform: translateY(-50%);
  max-width: 460px; z-index: 1; color: #fff; }
.banner-copy .kicker { color: #7DD3E8; margin-bottom: 10px; }
.banner-copy h2 { margin: 0 0 12px; font-size: clamp(1.7rem, 3.4vw, 2.7rem); line-height: 1.12; color: #fff; letter-spacing: -.01em; }
.banner-copy h2 .hl { color: #FFB27A; }
.banner-copy p { margin: 0; font-size: .98rem; line-height: 1.55; color: #D5E3F1; }
@media (max-width: 700px) { .banner-copy { position: static; transform: none; max-width: none;
  padding: 18px 22px 22px; background: var(--navy); } .gif-banner.has-copy::before { display: none; } }
/* gif split: ~50% media + copy beside it (alternating side per page) */
.gif-split { padding: 58px 0; }
.gif-split-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: center; }
.gif-split.flip .gif-media { order: 2; }
/* wide variant: media takes ~2/3, no fact list - for ultra-wide gifs under the hero */
.gif-split.wide .wrap { max-width: 1440px; }
.gif-split.wide .gif-split-grid { grid-template-columns: 1.75fr 1fr; gap: 36px; }
.gif-split.wide { padding: 46px 0; }
.gif-split.wide .gif-copy h2 { font-size: 1.5rem; }
.gif-split.wide .gif-copy p { font-size: .95rem; }
.gif-media { min-width: 0; }
.gif-copy { min-width: 0; }
.gif-copy .kicker { justify-content: flex-start; }
.gif-copy h2 { font-size: 1.55rem; margin: 4px 0 14px; text-align: left; }
.gif-copy p { color: var(--muted); font-size: 1rem; line-height: 1.75; text-align: left; margin: 0; }
.gif-facts { margin: 20px 0 0; }
.gif-facts li { margin-bottom: 8px; }
/* short caption -> smaller media so text and image stay balanced */
.gif-split.sm .gif-split-grid { grid-template-columns: 0.8fr 1.2fr; gap: 40px; }
.gif-split.sm .gif-media { max-width: 470px; margin-inline: auto; }
@media (max-width: 860px) { .gif-split-grid { grid-template-columns: 1fr; gap: 22px; } .gif-split.flip .gif-media { order: 0; } .gif-split.sm .gif-media { max-width: 100%; } }
/* video embed + side steps */
.video-row { display: grid; grid-template-columns: 2fr 1fr; gap: 22px; align-items: start; }
.video-frame { position: relative; aspect-ratio: 16 / 9; border-radius: var(--r); overflow: hidden; border: 1px solid var(--line); box-shadow: 0 14px 40px rgba(10,31,56,.12); background: #000; }
.video-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
/* 2/3-of-section video (free sample page) - full width on small screens */
.video-sm { width: 66.66%; margin: 0 auto; }
@media (max-width: 860px) { .video-sm { width: 100%; } }
.steps-list { margin: 12px 0 16px; padding-left: 20px; color: var(--muted); font-size: .95rem; line-height: 1.7; }
.steps-list li { margin-bottom: 10px; }
.steps-list strong { color: var(--ink); }
@media (max-width: 860px) { .video-row { grid-template-columns: 1fr; } }

/* ---- blog post grid ---- */
.post-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}
.post-card{display:flex;flex-direction:column;background:var(--card,#fff);border:1px solid var(--line,#e6e9ee);border-radius:14px;overflow:hidden;color:inherit;text-decoration:none;transition:box-shadow .2s,transform .2s}
.post-card:hover{box-shadow:0 10px 28px rgba(20,40,70,.12);transform:translateY(-3px)}
.post-thumb{aspect-ratio:16/9;background:#f2f4f7;overflow:hidden}
.post-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.post-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.post-body h3{margin:0;font-size:1.05rem;line-height:1.35}
.post-body p{margin:0;font-size:.92rem;color:var(--muted,#5a6675);flex:1}
.post-more{font-size:.88rem;font-weight:600;color:var(--accent,#1a7f64);margin-top:6px}
.h-sub{font-size:1.3rem;margin:0 0 18px}

/* ---- download list ---- */
.dl-list{display:flex;flex-direction:column;gap:16px;max-width:920px;margin:0 auto}
.dl-item{display:flex;align-items:center;gap:20px;background:var(--card,#fff);border:1px solid var(--line,#e6e9ee);border-radius:14px;padding:18px 22px;transition:box-shadow .2s}
.dl-item:hover{box-shadow:0 8px 24px rgba(20,40,70,.10)}
.dl-icon{flex:0 0 52px;width:52px;height:52px;border-radius:12px;background:#eef7f3;color:var(--accent,#1a7f64);display:flex;align-items:center;justify-content:center}
.dl-icon svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.dl-info{flex:1;min-width:0}
.dl-info h3{margin:0 0 4px;font-size:1.02rem}
.dl-info p{margin:0;font-size:.9rem;color:var(--muted,#5a6675);line-height:1.5}
.dl-meta{margin-top:4px!important;font-size:.8rem!important;color:#93a0af!important}
.dl-btn{flex:0 0 auto;display:inline-flex;align-items:center;gap:8px}
.dl-btn svg{width:17px;height:17px}
.dl-note{text-align:center;margin-top:26px;color:var(--muted,#5a6675)}
@media (max-width:640px){.dl-list .dl-item{flex-wrap:wrap}.dl-list .dl-btn{margin-left:72px}}
/* ---- hero gif ---- */
.hero-gif{position:relative}
.hero-gif img{width:100%;border-radius:14px;display:block;background:#fff}
.hero-gif figcaption{margin-top:10px;font-size:.85rem;color:var(--muted,#5a6675);text-align:center}

/* ---- download page v2: featured + grouped ---- */
.dl-featgrid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.dl-feat{display:flex;gap:20px;background:linear-gradient(135deg,#0e2f4f 0%,#1a7f64 120%);color:#fff;border-radius:16px;padding:28px;box-shadow:0 14px 34px rgba(14,47,79,.22)}
.dl-feat .dl-icon{background:rgba(255,255,255,.16);color:#fff}
.dl-feat h3{margin:0 0 8px;font-size:1.2rem;color:#fff}
.dl-feat .dl-desc{font-size:.92rem;color:rgba(255,255,255,.85);line-height:1.55}
.dl-feat .dl-meta{color:rgba(255,255,255,.6)!important}
.dl-flag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;background:rgba(255,255,255,.18);border-radius:99px;padding:4px 12px;margin:0 0 10px}
/* download buttons: explicit svg size (svg defaults to 300x150 and bloats the pill),
   filled pill on white cards / white pill on the dark featured card */
.dl-btn{display:inline-flex;align-items:center;gap:8px;border-radius:999px;font-weight:800;font-size:.9rem;padding:11px 20px;margin-top:14px;transition:background .15s ease,transform .15s ease}
.dl-btn:hover{text-decoration:none;transform:translateY(-1px)}
.dl-btn svg{width:16px;height:16px;flex:0 0 auto}
.dl-btn.solid{background:var(--accent,#1a7f64);color:#fff}
.dl-btn.solid:hover{background:var(--accent-deep,#14614f)}
.dl-btn.light{background:#fff;color:#0e2f4f}
.dl-btn.light:hover{background:#e8f2ee}
.dl-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.dl-grid .dl-item{align-items:center}
.dl-grid .dl-btn{margin-top:0}
.dl-groupsub{margin:-8px 0 20px;color:var(--muted,#5a6675)}
@media (max-width:860px){.dl-featgrid,.dl-grid{grid-template-columns:1fr}.dl-feat{flex-direction:column}}

/* ---- mobile polish: site-wide narrow-screen refinement ---- */
/* JS wraps .compare / .spec-table into this so wide tables scroll instead of breaking layout */
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
/* generic data table (transformer sizing, tech-comparison article) */
.table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); border-radius: var(--r); font-size: .9rem; }
.table th, .table td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--line); }
.table thead th, .table th { background: var(--blue-soft); color: var(--blue-deep); font-weight: 700; }
.table tr:last-child th, .table tr:last-child td { border-bottom: 0; }
@media (max-width: 700px) {
  .gif-banner.has-copy img { height: 240px; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .page-hero { padding: 44px 0 52px; }
  .cta-band { padding: 32px 22px; border-radius: 16px; }
  .cta-band .btn { width: 100%; text-align: center; }
  .form-card { padding: 22px 18px; }
  .gif-split { padding: 40px 0; }
  .gif-split.wide { padding: 34px 0; }
  .faq-item summary { padding: 15px 46px 15px 16px; font-size: .98rem; }
  .faq-item .answer { padding: 0 16px 16px; }
  .switcher { border-width: 6px; border-radius: 14px; }
  .switcher-bar { flex-wrap: wrap; }
  .switcher-bar .sw-label { min-width: 0; }
  .feature-chip { left: 12px; right: 12px; bottom: 12px; max-width: none; font-size: .85rem; padding: 12px 14px; }
  .compare { font-size: .86rem; }
  .spec-table { font-size: .87rem; }
  .compare th, .compare td, .spec-table th, .spec-table td { padding: 10px 12px; }
  .field input, .field select, .field textarea { font-size: 16px; } /* >=16px prevents iOS focus zoom */
  .pcard .body { padding: 18px 16px; }
  .card { padding: 22px 18px; }
  .samples-grid { gap: 14px; }
  .site-footer { margin-top: 64px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; gap: 26px; padding: 44px 0 34px; }
}