/* Vlastné písma nahraté priamo na hostingu (namiesto Google Fonts) -
   odstraňuje poslednú závislosť webu na externej službe. Súbory nižšie
   musia existovať v ./fonts/ – pozri README-pisma.txt v koreňovom priečinku. */
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 400; font-display: swap; src: url("./fonts/ibm-plex-sans-400.ttf") format("truetype"); }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 500; font-display: swap; src: url("./fonts/ibm-plex-sans-500.ttf") format("truetype"); }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 600; font-display: swap; src: url("./fonts/ibm-plex-sans-600.ttf") format("truetype"); }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 700; font-display: swap; src: url("./fonts/ibm-plex-sans-700.ttf") format("truetype"); }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 500; font-display: swap; src: url("./fonts/ibm-plex-mono-500.ttf") format("truetype"); }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 600; font-display: swap; src: url("./fonts/ibm-plex-mono-600.ttf") format("truetype"); }
@font-face { font-family: "Big Shoulders"; font-style: normal; font-weight: 700; font-display: swap; src: url("./fonts/big-shoulders-700.ttf") format("truetype"); }

:root {
  --ink: #101826;
  --navy: #0c3d66;
  --navy-deep: #071b30;
  --teal: #0a7d86;
  --flame: #c6501a;
  --flame-hover: #a63f12;
  --flame-light: #e9793a;
  --paper: #f5f6f3;
  --line: #d8e0e1;
  --muted: #5b6b74;
  --white: #ffffff;
  --container: 1160px;
  --font-display: "Big Shoulders", "Arial Narrow", sans-serif;
  --font-body: "IBM Plex Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html { overflow-x: hidden; scroll-behavior: smooth; }
body { margin: 0; overflow-wrap: break-word; color: var(--ink); background: var(--white); font-family: var(--font-body); -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 1000; top: 8px; left: 8px; padding: 10px 14px; border-radius: 3px; color: var(--navy); background: var(--white); transform: translateY(-150%); font-weight: 700; }
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 2px solid var(--flame); outline-offset: 3px; }

/* ---- registration ticks: reusable corner marks for "plate" elements ---- */
.plate { position: relative; }
.plate::before, .plate::after { content: ""; position: absolute; width: 15px; height: 15px; pointer-events: none; z-index: 3; }
.plate::before { top: -1px; left: -1px; border-top: 2px solid var(--flame); border-left: 2px solid var(--flame); }
.plate::after { bottom: -1px; right: -1px; border-bottom: 2px solid var(--flame); border-right: 2px solid var(--flame); }

/* ---- header ---- */
.site-header { position: sticky; z-index: 100; top: 0; border-bottom: 1px solid var(--line); background: rgba(255,255,255,.96); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 42px); background-position: bottom; background-repeat: repeat-x; background-size: 100% 6px; background-position-y: 100%; }
.nav-wrap { display: flex; min-height: 88px; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: flex; align-items: center; }
.brand img { width: auto; height: 52px; object-fit: contain; }
.main-nav { display: flex; align-items: center; gap: 30px; font-family: var(--font-mono); font-size: 13px; font-weight: 600; letter-spacing: .01em; }
.main-nav > a:not(.button) { position: relative; padding-bottom: 3px; }
.main-nav > a:not(.button)::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px; background: var(--flame); transition: right .2s ease; }
.main-nav > a:not(.button):hover { color: var(--navy); }
.main-nav > a:not(.button):hover::after { right: 0; }
.menu-toggle { display: none; width: 44px; height: 44px; padding: 9px; border: 0; background: transparent; }
.menu-toggle i { display: block; width: 24px; height: 2px; margin: 5px auto; background: var(--navy); }

/* ---- buttons ---- */
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; gap: 9px; padding: 0 24px; border: 1.5px solid var(--flame); border-radius: 3px; color: var(--white); background: var(--flame); font-family: var(--font-mono); font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; transition: transform .15s ease, background .15s ease, border-color .15s ease; }
.button:hover { transform: translateY(-2px); background: var(--flame-hover); border-color: var(--flame-hover); }
.button-with-icon > span { font-size: 16px; line-height: 1; }
.button:disabled { cursor: not-allowed; opacity: .5; transform: none; }
.button-small { min-height: 42px; padding-inline: 18px; font-size: 12px; }
.button-full { width: 100%; }

/* ---- hero ---- */
.hero { position: relative; padding: 68px 0 76px; background: var(--white); overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; z-index: 0; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 44px 44px; -webkit-mask-image: radial-gradient(ellipse 85% 75% at 50% 0%, #000 45%, transparent 100%); mask-image: radial-gradient(ellipse 85% 75% at 50% 0%, #000 45%, transparent 100%); pointer-events: none; }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: .92fr 1.08fr; align-items: center; gap: 64px; }
.eyebrow { display: flex; align-items: center; gap: 8px; margin-bottom: 20px; color: var(--teal); font-family: var(--font-mono); font-size: 12px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.eyebrow::before { content: "◆"; font-size: 8px; }
.hero h1, .section h2 { margin: 0; color: var(--navy-deep); letter-spacing: -.01em; line-height: .96; text-wrap: balance; font-family: var(--font-display); font-weight: 700; }
.hero h1 { max-width: 620px; font-size: clamp(46px, 5.6vw, 80px); }
.hero h1 em { color: var(--flame); font-style: normal; }
.hero-copy > p { max-width: 560px; margin: 26px 0 32px; color: var(--muted); font-size: 18px; line-height: 1.65; }
.hero-actions { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.phone-link { color: var(--navy-deep); font-family: var(--font-mono); font-size: 17px; font-weight: 600; border-bottom: 1.5px dotted var(--line); padding-bottom: 2px; }
.hero-visual { position: relative; height: 500px; overflow: hidden; border: 1px solid var(--line); background: var(--paper); box-shadow: 0 1px 0 var(--white) inset; }
.hero-visual::before, .hero-visual::after { content: ""; position: absolute; width: 16px; height: 16px; pointer-events: none; z-index: 5; }
.hero-visual::before { top: -1px; left: -1px; border-top: 2px solid var(--flame); border-left: 2px solid var(--flame); }
.hero-visual::after { bottom: -1px; right: -1px; border-bottom: 2px solid var(--flame); border-right: 2px solid var(--flame); }
.hero-visual-glow { position: absolute; z-index: 0; top: 50%; left: 50%; width: 70%; height: 70%; transform: translate(-50%,-50%); border-radius: 50%; background: radial-gradient(circle, rgba(198,80,26,.16) 0%, rgba(198,80,26,0) 70%); animation: ember 5s ease-in-out infinite; pointer-events: none; }
@keyframes ember { 0%, 100% { opacity: .55; transform: translate(-50%,-50%) scale(.94); } 50% { opacity: 1; transform: translate(-50%,-50%) scale(1.04); } }
.hero-slide { position: absolute; inset: 0; z-index: 1; display: grid; margin: 0; place-items: center; padding: 40px 40px 86px; opacity: 0; transform: scale(.98); transition: opacity .6s ease, transform .8s ease; pointer-events: none; }
.hero-slide.active { opacity: 1; transform: scale(1); }
.hero-slide img { width: 100%; height: 100%; object-fit: contain; pointer-events: none; -webkit-user-drag: none; }
.hero-slide-product-small img { width: 58%; height: 60%; }
.hero-slide-scene { padding: 0; }
.hero-slide-scene img { object-fit: cover; }
.hero-slide figcaption { position: absolute; right: 0; bottom: 0; left: 0; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 14px 20px; border-top: 1px solid var(--line); color: var(--white); background: var(--navy-deep); pointer-events: none; }
.hero-slide figcaption span { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: #9fc3d6; }
.hero-slide figcaption strong { font-family: var(--font-mono); font-size: 14px; font-weight: 500; text-align: right; }
.slider-dots { position: absolute; z-index: 6; top: 18px; left: 18px; display: flex; gap: 6px; }
.slider-dots button { width: 4px; height: 14px; padding: 0; border: 0; border-radius: 1px; background: #c4cdd1; transition: height .2s ease, background .2s ease; }
.slider-dots button.active { height: 22px; background: var(--flame); }

/* ---- promise strip ---- */
.promise { border-block: 1px solid var(--line); background: var(--white); }
.promise-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.promise-grid > div { position: relative; display: flex; min-height: 92px; align-items: center; justify-content: center; flex-direction: column; border-right: 1px solid var(--line); }
.promise-grid > div:last-child { border-right: 0; }
.promise-grid > div::before { content: counter(promise-item, decimal-leading-zero); counter-increment: promise-item; position: absolute; top: 12px; left: 22px; color: var(--line); font-family: var(--font-mono); font-size: 11px; font-weight: 600; }
.promise-grid { counter-reset: promise-item; }
.promise strong { color: var(--navy-deep); font-family: var(--font-display); font-size: 18px; font-weight: 700; text-transform: uppercase; letter-spacing: .01em; }
.promise span { margin-top: 5px; color: var(--muted); font-size: 13px; }

/* ---- generic sections ---- */
.section { padding: 96px 0; }
.section-head { max-width: 720px; margin: 0 auto 48px; text-align: center; }
.section-head .eyebrow { justify-content: center; }
.section h2 { font-size: clamp(34px, 4vw, 50px); }
.section-head p { margin: 20px 0 0; color: var(--muted); font-size: 17px; line-height: 1.65; }

/* ---- sortiment cards ---- */
.offer-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.offer-card { position: relative; min-height: 240px; padding: 34px; background: var(--white); transition: background .2s ease; z-index: 1; }
.offer-card:hover { background: var(--paper); }
.card-number { display: flex; align-items: baseline; gap: 12px; margin-bottom: 24px; color: var(--flame); font-family: var(--font-mono); font-size: 13px; font-weight: 600; letter-spacing: .04em; }
.card-number::after { content: ""; flex: 1 1 auto; height: 1px; background: var(--line); }
.offer-card h3 { margin: 0; color: var(--navy-deep); font-family: var(--font-display); font-size: 26px; font-weight: 700; text-transform: uppercase; letter-spacing: .01em; }
.offer-card p { max-width: 480px; margin: 13px 0 22px; color: var(--muted); font-size: 16px; line-height: 1.6; }
.offer-card small { display: block; padding-top: 16px; border-top: 1px solid var(--line); color: var(--teal); font-family: var(--font-mono); font-size: 11px; font-weight: 600; letter-spacing: .03em; }

/* ---- approach / process ---- */
.approach { background: var(--paper); }

.testimonial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.testimonial-card { display: flex; min-height: 220px; flex-direction: column; justify-content: space-between; padding: 30px; background: var(--white); }
.testimonial-card blockquote { margin: 0; color: var(--navy-deep); font-size: 15.5px; line-height: 1.65; }
.testimonial-meta { margin-top: 22px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--teal); font-family: var(--font-mono); font-size: 11px; font-weight: 600; letter-spacing: .03em; }
.testimonial-meta strong { display: block; color: var(--navy-deep); font-family: var(--font-body); font-size: 15px; font-weight: 600; letter-spacing: 0; text-transform: none; margin-bottom: 3px; }
.approach-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 70px; }
.approach-image { position: relative; height: 500px; overflow: hidden; border: 1px solid var(--line); }
.approach-image::before, .approach-image::after { content: ""; position: absolute; width: 16px; height: 16px; z-index: 3; pointer-events: none; }
.approach-image::before { top: -1px; left: -1px; border-top: 2px solid var(--flame); border-left: 2px solid var(--flame); }
.approach-image::after { bottom: -1px; right: -1px; border-bottom: 2px solid var(--flame); border-right: 2px solid var(--flame); }
.approach-image > img:first-child { width: 100%; height: 100%; object-fit: cover; }
.approach-image .rehau-badge { position: absolute; z-index: 2; top: 16px; right: 16px; width: clamp(96px, 20%, 118px); height: auto; padding: 7px 9px; object-fit: contain; background: var(--white); border: 1px solid var(--line); }
.approach-copy ol { display: grid; gap: 0; margin: 34px 0 0; padding: 0; list-style: none; counter-reset: step; }
.approach-copy li { position: relative; display: grid; grid-template-columns: 46px 1fr; gap: 18px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.approach-copy li:first-child { border-top: 1px solid var(--line); }
.approach-copy li > span { display: grid; width: 40px; height: 40px; place-items: center; border: 1.5px solid var(--navy); color: var(--navy); background: var(--white); font-family: var(--font-mono); font-weight: 600; }
.approach-copy strong { color: var(--navy-deep); font-size: 17px; font-weight: 700; }
.approach-copy p { margin: 6px 0 0; color: var(--muted); font-size: 15px; line-height: 1.55; }

/* ---- brands ---- */
.brands { padding: 44px 0 48px; border-block: 1px solid var(--line); background: var(--white); }
.brands-inner h2 { margin: 0 0 22px; color: var(--muted); font-family: var(--font-mono); font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .1em; text-align: center; }
.brand-logos { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 1px; margin: 0; padding: 0; list-style: none; background: var(--line); border: 1px solid var(--line); }
.brand-logos li { display: flex; align-items: center; justify-content: center; min-width: 0; height: 72px; padding: 10px; background: var(--white); }
.brand-logos img { display: block; width: auto; max-width: 100%; height: auto; max-height: 46px; object-fit: contain; opacity: .72; filter: saturate(.75) grayscale(.15); transition: opacity .2s ease, filter .2s ease; }
.brand-logos li:hover img { opacity: 1; filter: saturate(1) grayscale(0); }

/* ---- inquiry ---- */
.inquiry { position: relative; color: var(--white); background: var(--navy-deep); background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px); background-size: 44px 44px; }
.inquiry-grid { position: relative; display: grid; grid-template-columns: .82fr 1.18fr; align-items: start; gap: 80px; }
.inquiry .eyebrow { color: #6fc7cf; }
.inquiry h2 { color: var(--white); }
.inquiry-copy p { max-width: 470px; margin: 22px 0 28px; color: #bcd0dc; font-size: 17px; line-height: 1.65; }
.contact-phone { display: inline-block; color: var(--white); font-family: var(--font-mono); font-size: 26px; font-weight: 600; border-bottom: 1.5px solid var(--flame); }
.inquiry-form { display: grid; gap: 16px; padding: 32px; border: 1px solid var(--line); color: var(--ink); background: var(--white); }
.form-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.inquiry-form label { display: grid; gap: 8px; color: var(--navy-deep); font-family: var(--font-mono); font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .03em; }
.inquiry-form input, .inquiry-form select, .inquiry-form textarea { width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: 3px; color: var(--ink); background: var(--white); font-family: var(--font-body); font-size: 16px; font-weight: 400; outline: none; }
.inquiry-form input:focus, .inquiry-form select:focus, .inquiry-form textarea:focus { border-color: var(--flame); box-shadow: 0 0 0 3px rgba(198,80,26,.13); }
.consent { display: grid !important; grid-template-columns: 20px 1fr; align-items: start; font-weight: 400 !important; text-transform: none !important; line-height: 1.45; }
.consent input { width: 17px; height: 17px; margin: 2px 0 0; }
.hp-field { position: absolute; width: 1px; height: 1px; overflow: hidden; padding: 0; margin: -1px; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.upload-field { display: grid; gap: 8px; }
.upload-label { color: var(--navy-deep); font-family: var(--font-mono); font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .03em; }
.upload-box { position: relative; display: flex !important; min-height: 92px; align-items: center; grid-template-columns: none !important; gap: 15px !important; padding: 18px; border: 1.5px dashed #b9c3c8; border-radius: 3px; background: var(--paper); transition: border-color .2s ease, background .2s ease; cursor: pointer; }
.upload-box:hover, .upload-box:focus-within { border-color: var(--flame); background: #fbf1ea; }
.upload-box.invalid { border-color: #c93636; background: #fff4f4; }
.upload-box input { position: absolute; width: 1px; height: 1px; overflow: hidden; padding: 0; opacity: 0; }
.upload-box > span:not(.upload-icon) { display: flex; flex-direction: column; }
.upload-box strong { color: var(--navy-deep); font-size: 15px; font-weight: 600; }
.upload-box small { margin-top: 4px; color: var(--muted); font-size: 12px; font-weight: 400; line-height: 1.45; }
.upload-icon { display: grid; flex: 0 0 auto; width: 42px; height: 42px; place-items: center; border: 1.5px solid var(--navy); color: var(--navy); background: var(--white); }
.upload-icon svg { width: 21px; height: 21px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.file-status { margin: 0; color: var(--muted); font-family: var(--font-mono); font-size: 11px; line-height: 1.5; }
.file-status.error { color: #b42318; font-weight: 600; }
.form-note { margin: -4px 0 0; color: var(--muted); font-size: 12px; text-align: center; }
.contact-options { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 6px 14px; padding-top: 4px; font-size: 13px; text-align: center; }
.contact-options span { flex-basis: 100%; color: var(--muted); }
.contact-options a { color: var(--navy); font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }

/* ---- contact strip ---- */
.contact { padding: 28px 0; border-top: 1px solid var(--line); background: var(--white); }
.contact-panel { display: grid; grid-template-columns: 1.05fr 1.15fr .85fr 1.2fr; align-items: center; gap: 0; }
.contact-panel > * { padding-inline: 26px; border-left: 1px solid var(--line); }
.contact-panel > *:first-child { padding-left: 0; border-left: 0; }
.contact-company { display: flex; align-items: center; gap: 12px; }
.contact-company img { flex: 0 0 auto; width: 46px; height: 46px; }
.contact-company > div, .contact-advisor { display: flex; flex-direction: column; }
.contact-company strong, .contact-advisor strong { color: var(--navy-deep); font-size: 15px; font-weight: 700; }
.operator-note { display: block; margin-top: 2px; color: var(--muted); font-family: var(--font-mono); font-size: 11px; }
.contact-company address { margin-top: 6px; color: var(--muted); font-size: 13px; font-style: normal; line-height: 1.45; }
.contact-advisor > span { margin-bottom: 3px; color: var(--muted); font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: .03em; }
.contact-advisor a { margin-top: 7px; color: var(--navy); font-family: var(--font-mono); font-size: 16px; font-weight: 600; }
.company-details { display: grid; gap: 8px; margin: 0; }
.company-details > div { min-width: 0; }
.company-details dt { display: inline; color: var(--muted); font-family: var(--font-mono); font-size: 10px; font-weight: 600; text-transform: uppercase; }
.company-details dd { display: inline; margin: 0 0 0 7px; color: var(--navy-deep); font-family: var(--font-mono); font-size: 13px; font-weight: 500; font-variant-numeric: tabular-nums; }
.bank-details dd { display: block; margin: 2px 0 0; overflow-wrap: anywhere; }

footer { padding: 22px 0; color: #9fb1bc; background: var(--navy-deep); font-family: var(--font-mono); font-size: 12px; }
.footer-inner { display: flex; justify-content: space-between; gap: 20px; }
.footer-inner a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }
.footer-sitemap { display: flex; flex-wrap: wrap; gap: 7px 16px; padding-bottom: 16px; margin-bottom: 16px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-sitemap a { color: #9fb1bc; text-decoration: none; }
.footer-sitemap a:hover { color: #fff; text-decoration: underline; }

/* ---- podstránky sortimentu / SEO landing stránky ---- */
.breadcrumb { display: flex; flex-wrap: wrap; gap: 7px; margin: 0 0 26px; font-family: var(--font-mono); font-size: 12px; color: var(--muted); }
.breadcrumb a { color: var(--navy); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb .sep { color: var(--line); }
.page-hero { padding-top: 56px; padding-bottom: 0; }
.page-hero .section-head { margin-bottom: 0; }
.page-hero h1 { margin: 0; color: var(--navy-deep); letter-spacing: -.01em; line-height: 1.02; text-wrap: balance; font-family: var(--font-display); font-weight: 700; font-size: clamp(34px, 4vw, 50px); }
.page-hero + .section { padding-top: 56px; }
a.offer-card { display: block; text-decoration: none; color: inherit; }
a.offer-card:hover h3 { color: var(--flame); }
.offer-card img.card-logo { display: block; max-height: 38px; width: auto; margin-bottom: 18px; object-fit: contain; }
.prose { max-width: 760px; margin: 0 auto; }
.prose p { color: var(--ink); font-size: 16.5px; line-height: 1.75; margin: 0 0 18px; }
.prose h2 { margin: 44px 0 16px; }
.prose ul { margin: 0 0 20px; padding-left: 22px; color: var(--ink); }
.prose ul li { margin: 7px 0; line-height: 1.6; }
.cta-banner { margin-top: 60px; padding: 40px; text-align: center; background: var(--navy-deep); color: var(--white); }
.cta-banner p { max-width: 560px; margin: 0 auto 22px; color: #c9d6e0; font-size: 16.5px; line-height: 1.6; }
.cta-banner strong { color: var(--white); }
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item { padding: 24px 0; border-bottom: 1px solid var(--line); }
.faq-item:first-child { border-top: 1px solid var(--line); }
.faq-item h3 { margin: 0 0 9px; color: var(--navy-deep); font-size: 17.5px; }
.faq-item p { margin: 0; color: var(--muted); font-size: 15.5px; line-height: 1.65; }
.related-grid { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }

/* --- Blog --- */
.blog-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
a.blog-card { display: flex; flex-direction: column; background: var(--white); text-decoration: none; color: inherit; transition: background .2s ease; }
a.blog-card:hover { background: var(--paper); }
a.blog-card:hover h3 { color: var(--flame); }
.blog-card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }
.blog-card-noimg { width: 100%; aspect-ratio: 16/9; background: var(--paper); background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 22px 22px; }
.blog-card-body { padding: 22px 24px; display: flex; flex-direction: column; flex: 1; }
.blog-card-body time { font-family: var(--font-mono); font-size: 11px; color: var(--teal); text-transform: uppercase; letter-spacing: .04em; }
.blog-card-body h3 { margin: 10px 0 10px; color: var(--navy-deep); font-family: var(--font-display); font-size: 24px; font-weight: 700; line-height: 1.05; }
.blog-card-body p { margin: 0; color: var(--muted); font-size: 14.5px; line-height: 1.6; flex: 1; }
.blog-card-body .read-more { margin-top: 16px; color: var(--flame); font-family: var(--font-mono); font-size: 11.5px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.article-cat { display: inline-block; margin-right: 12px; padding: 3px 9px; border: 1px solid var(--line); border-radius: 20px; color: var(--teal); font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: .04em; }
.article-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; color: var(--muted); font-family: var(--font-mono); font-size: 12.5px; }
.article-meta time { color: var(--muted); }
.prose h1 { margin: 0 0 20px; color: var(--navy-deep); font-family: var(--font-display); font-weight: 700; letter-spacing: -.01em; line-height: 1.05; font-size: clamp(30px, 4.2vw, 46px); text-wrap: balance; }
.article-cover { display: block; width: 100%; max-height: 460px; object-fit: cover; margin: 0 0 28px; border: 1px solid var(--line); }
.cta-banner .button { margin-top: 4px; }

.toast { position: fixed; z-index: 200; right: 24px; bottom: 24px; max-width: 340px; padding: 14px 18px; border-left: 3px solid var(--flame); color: var(--white); background: var(--navy-deep); box-shadow: 0 15px 40px rgba(0,0,0,.25); opacity: 0; transform: translateY(15px); pointer-events: none; transition: .25s ease; font-size: 14px; }
.toast.show { opacity: 1; transform: translateY(0); }

@media (max-width: 960px) {
  .hero-grid, .approach-grid, .inquiry-grid { grid-template-columns: 1fr; }
  .hero-grid { gap: 46px; }
  .hero-copy { max-width: 720px; }
  .hero-visual { max-width: 760px; width: 100%; margin-inline: auto; }
  .approach-grid, .inquiry-grid { gap: 48px; }
  .approach-image { height: 420px; }
}
@media (max-width: 760px) {
  .nav-wrap { min-height: 72px; }
  .brand img { width: auto; height: 44px; }
  .menu-toggle { display: block; }
  .main-nav { position: fixed; top: 72px; right: 0; left: 0; height: calc(100vh - 72px); align-items: stretch; flex-direction: column; gap: 0; padding: 10px 22px 28px; background: var(--white); border-top: 1px solid var(--line); transform: translateX(100%); transition: transform .25s ease; overflow-y: auto; }
  .main-nav.open { transform: translateX(0); }
  .main-nav > a:not(.button) { padding: 16px 4px; border-bottom: 1px solid var(--line); font-size: 15px; }
  .main-nav .button { margin-top: 18px; }
  .hero { padding: 50px 0 58px; }
  .hero h1 { font-size: clamp(42px, 12vw, 60px); }
  .hero-visual { height: 430px; }
  .hero-slide-product-small img { width: 64%; height: 58%; }
  .promise-grid { grid-template-columns: 1fr; }
  .promise-grid > div { min-height: 78px; border-right: 0; border-bottom: 1px solid var(--line); }
  .promise-grid > div:last-child { border-bottom: 0; }
  .section { padding: 72px 0; }
  .offer-grid { grid-template-columns: 1fr; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .brand-logos { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .contact-panel { grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: start; gap: 24px 0; }
  .contact-panel > * { padding-inline: 18px; }
  .contact-panel > *:nth-child(2n+1) { padding-left: 0; border-left: 0; }
}
@media (max-width: 520px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .brand img { width: auto; height: 40px; }
  .brands { padding: 32px 0 36px; }
  .brands-inner h2 { margin-bottom: 16px; }
  .brand-logos { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .brand-logos li { height: 60px; padding: 6px; }
  .brand-logos img { max-height: 40px; }
  .hero-copy > p { font-size: 16px; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 16px; }
  .phone-link { text-align: center; }
  .hero-visual { height: 380px; }
  .hero-slide { padding: 28px 24px 82px; }
  .hero-slide figcaption { flex-direction: column; align-items: flex-start; gap: 4px; padding: 12px 16px; }
  .hero-slide figcaption strong { text-align: left; }
  .offer-card { min-height: auto; padding: 27px 22px; }
  .approach-image { height: 280px; }
  .approach-image .rehau-badge { top: 12px; right: 12px; width: 92px; padding: 6px 8px; }
  .inquiry-form { padding: 22px 18px; }
  .form-row { grid-template-columns: 1fr; }
  .contact-phone { font-size: 22px; }
  .contact-panel { grid-template-columns: 1fr; gap: 20px; }
  .contact-panel > * { padding-left: 0 !important; border-left: 0 !important; }
  .contact-advisor a { font-size: 15px; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
  .cta-banner { padding: 30px 20px; }
  .prose h2 { margin-top: 34px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}