:root {
  --navy: #0b1f33;
  --cyan: #00b8c8;
  --ice: #f7fafc;
  --ink: #202830;
  --muted: #657580;
  --line: #dce4e8;
  --orange: #ff7a00;
  --white: #ffffff;
  --container: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--ice); font-family: "Avenir Next", Avenir, "Segoe UI", Arial, sans-serif; line-height: 1.5; font-weight: 500; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
button { font: inherit; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { color: inherit; }
.container { width: min(var(--container), calc(100% - 40px)); 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; }

.header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.94); border-bottom: 1px solid rgba(220,228,232,.85); backdrop-filter: blur(16px); transition: transform .28s ease, box-shadow .28s ease; will-change: transform; }
.header.is-hidden { transform: translateY(-101%); }
.header.is-scrolled { box-shadow: 0 8px 24px rgba(11,31,51,.08); }
.navigation { min-height: 86px; display: flex; align-items: center; gap: 28px; }
.logo { width: 255px; height: 84px; flex: 0 0 auto; display: flex; align-items: center; }
.logo img { width: 100%; height: 100%; object-fit: contain; }
nav { display: flex; align-items: center; gap: 22px; margin-left: auto; }
nav a { color: #52616d; font-size: 14px; font-weight: 700; transition: color .2s; }
nav a:hover, nav a:focus-visible { color: var(--cyan); }
.phone { color: var(--orange); font-size: 14px; font-weight: 700; white-space: nowrap; }
.menu-button { display: none; background: transparent; border: 0; padding: 8px; cursor: pointer; }
.menu-button > span:not(.sr-only) { display: block; width: 24px; height: 2px; margin: 5px 0; background: var(--navy); }

.button { display: inline-flex; align-items: center; justify-content: center; gap: 14px; padding: 16px 22px; border-radius: 8px; background: var(--cyan); color: var(--white); font-weight: 800; box-shadow: 0 12px 28px rgba(0,184,200,.2); transition: transform .2s, background .2s, box-shadow .2s; }
.button:hover, .button:focus-visible { transform: translateY(-2px); background: #00a9b8; box-shadow: 0 16px 32px rgba(0,184,200,.26); }
.button-small { padding: 12px 17px; font-size: 13px; }
.button-icon { display: none; width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.hero { position: relative; isolation: isolate; overflow: hidden; background: var(--white); }
.hero-background, .hero-background-blur, .hero-overlay { position: absolute; inset: 0; pointer-events: none; }
.hero-background { z-index: -3; }
.hero-background img { width: 100%; height: 100%; object-fit: cover; object-position: center center; }
.hero-background-blur { z-index: -2; background: url("images/pdr-technician-hero.jpg") center center / cover no-repeat; filter: blur(18px); transform: scale(1.055); -webkit-mask-image: linear-gradient(90deg, #000 0%, #000 32%, transparent 62%); mask-image: linear-gradient(90deg, #000 0%, #000 32%, transparent 62%); }
.hero-overlay { z-index: -1; background: linear-gradient(90deg, rgba(255,255,255,.98) 0%, rgba(255,255,255,.94) 29%, rgba(255,255,255,.63) 48%, rgba(255,255,255,.06) 72%); }
.hero-grid { min-height: 700px; display: flex; align-items: center; }
.hero-content { width: min(620px, 55%); padding: 90px 0 74px; position: relative; z-index: 2; }
.eyebrow { margin: 0; display: flex; align-items: center; gap: 10px; color: #546a75; text-transform: uppercase; letter-spacing: .14em; font-size: 12px; font-weight: 700; }
.eyebrow > span { width: 30px; height: 3px; background: var(--cyan); border-radius: 3px; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin: 24px 0; color: var(--navy); font-size: clamp(48px, 5vw, 72px); line-height: 1.04; letter-spacing: -.045em; font-weight: 800; }
h1 strong { color: var(--cyan); }
.lead { max-width: 620px; color: #586873; font-size: 19px; line-height: 1.7; }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 36px; }
.text-link { padding: 10px 0; color: var(--navy); border-bottom: 1px solid var(--line); font-weight: 700; }
.benefits { margin-top: 58px; padding-top: 28px; border-top: 1px solid var(--line); display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.benefits div { display: flex; flex-direction: column; gap: 4px; }
.benefits strong { color: var(--navy); font-size: 16px; }
.benefits span { color: #778690; font-size: 12px; }

.section { padding: 110px 0; }
.section-heading { display: grid; grid-template-columns: 1.35fr .65fr; align-items: end; gap: 80px; margin-bottom: 50px; }
.section-heading h2, .process h2, .contact h2 { margin: 20px 0 0; color: var(--navy); font-size: clamp(36px,4vw,52px); line-height: 1.14; letter-spacing: -.03em; font-weight: 800; }
.section-heading > p { margin-bottom: 4px; color: #697983; line-height: 1.8; }
.cards { display: grid; grid-template-columns: repeat(3,1fr); overflow: hidden; background: var(--white); border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 18px 60px rgba(11,31,51,.06); }
.card { padding: 38px; border-right: 1px solid var(--line); transition: transform .25s, box-shadow .25s; }
.card:last-child { border-right: 0; }
.card:hover { transform: translateY(-5px); box-shadow: 0 20px 45px rgba(11,31,51,.09); }
.card-number { color: var(--cyan); font-size: 13px; font-weight: 700; }
.card h3 { margin: 32px 0 14px; color: var(--navy); font-size: 23px; font-weight: 800; }
.card p { min-height: 112px; color: #667680; line-height: 1.75; }
.card a { display: flex; justify-content: space-between; padding-top: 20px; border-top: 1px solid var(--line); color: var(--navy); font-size: 14px; font-weight: 700; }

.about { position: relative; background: var(--white); }
.about-grid { position: relative; z-index: 1; display: grid; grid-template-columns: .8fr 1.2fr; align-items: center; gap: 90px; }
.about-copy h2 { margin: 20px 0 24px; color: var(--navy); font-size: clamp(36px,4vw,52px); line-height: 1.14; letter-spacing: -.03em; font-weight: 800; }
.about-copy > p:last-child { max-width: 580px; margin: 0; color: var(--muted); font-size: 17px; line-height: 1.8; }
.about-stats { display: grid; grid-template-columns: 1fr 1fr; overflow: hidden; background: var(--ice); border: 1px solid var(--line); border-radius: 18px; box-shadow: 0 20px 60px rgba(11,31,51,.07); }
.about-stat { position: relative; padding: 56px 44px; }
.about-stat + .about-stat { border-left: 1px solid var(--line); }
.about-stat::before { content: ""; position: absolute; left: 44px; top: 34px; width: 30px; height: 3px; background: var(--cyan); border-radius: 3px; }
.about-stat strong { display: flex; align-items: baseline; margin-top: 12px; color: var(--navy); font-size: clamp(52px,6vw,78px); line-height: 1; letter-spacing: -.055em; font-weight: 800; font-variant-numeric: tabular-nums; }
.counter-plus { margin-left: 4px; color: var(--cyan); font-size: .58em; }
.about-stat p { margin: 15px 0 0; color: var(--muted); font-size: 16px; font-weight: 700; }

.process { color: var(--white); background: var(--navy); }
.process-grid { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 90px; }
.process-photo { position: relative; }
.process-photo img { width: 100%; aspect-ratio: 4/5; object-fit: cover; border-radius: 14px; }
.process-photo > span { position: absolute; left: 22px; bottom: 22px; padding: 13px 17px; color: var(--navy); background: var(--white); border-radius: 7px; font-size: 13px; font-weight: 700; }
.eyebrow-light { color: #a9c1cf; }
.process h2, .contact h2 { color: var(--white); }
.process-intro { color: #afc1cc; font-size: 17px; line-height: 1.8; }
.steps { list-style: none; padding: 0; margin: 40px 0 0; }
.steps li { display: grid; grid-template-columns: 44px 1fr; gap: 18px; padding: 24px 0; border-top: 1px solid rgba(255,255,255,.12); }
.steps li > span { display: grid; place-items: center; width: 36px; height: 36px; color: var(--cyan); border: 1px solid rgba(0,184,200,.6); border-radius: 50%; font-weight: 700; }
.steps h3 { margin: 4px 0 7px; font-size: 18px; font-weight: 800; }
.steps p { margin: 0; color: #9fb2bd; font-size: 14px; line-height: 1.65; }

.results { background: var(--white); }
.comparison { width: min(900px, 100%); margin-inline: auto; display: grid; grid-template-columns: 1fr; gap: 28px; }
.comparison-pair { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.comparison figure { position: relative; margin: 0; overflow: hidden; border-radius: 14px; }
.comparison img { width: 100%; aspect-ratio: 3/4; object-fit: cover; transition: transform .5s; }
.comparison figure:hover img { transform: scale(1.025); }
.comparison figcaption { position: absolute; top: 18px; left: 18px; padding: 9px 13px; color: var(--white); background: rgba(11,31,51,.82); border-radius: 6px; backdrop-filter: blur(10px); font-size: 13px; font-weight: 700; }

.contact-box { position: relative; overflow: hidden; display: grid; grid-template-columns: .8fr 1.2fr; align-items: start; gap: 58px; padding: 64px; color: var(--white); background: linear-gradient(115deg,var(--navy),#123957); border-radius: 20px; }
.contact-box::after { content: ""; position: absolute; right: -90px; top: -100px; width: 280px; height: 280px; border: 60px solid rgba(0,184,200,.09); border-radius: 50%; }
.contact-box > div { position: relative; z-index: 2; }
.contact-box > div > p:last-child { max-width: 650px; margin: 20px 0 0; color: #afc1cc; line-height: 1.8; }
.contact-actions { min-width: 300px; display: flex; flex-direction: column; gap: 18px; }
.contact-form { position: relative; z-index: 2; display: grid; gap: 18px; padding: 28px; color: var(--navy); background: rgba(255,255,255,.98); border-radius: 14px; box-shadow: 0 22px 55px rgba(0,0,0,.16); }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 16px; }
.contact-form label { display: grid; gap: 7px; font-size: 13px; font-weight: 750; }
.contact-form input:not([type="checkbox"]):not([type="file"]), .contact-form textarea { width: 100%; padding: 12px 13px; color: var(--ink); background: var(--white); border: 1px solid #cbd7dd; border-radius: 7px; outline: 0; font: inherit; font-size: 15px; }
.contact-form textarea { resize: vertical; min-height: 96px; }
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(0,184,200,.14); }
.contact-form [aria-invalid="true"] { border-color: #c74444 !important; }
.file-field { position: relative; grid-template-columns: auto 1fr; align-items: center; }
.file-field > span:first-child { grid-column: 1/-1; }
.file-field input { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.file-button { display: inline-flex; justify-content: center; padding: 11px 15px; color: var(--navy); background: #eaf6f7; border: 1px solid #b9dde1; border-radius: 7px; cursor: pointer; }
.file-status { color: var(--muted); font-weight: 600; }
.consent { grid-template-columns: auto 1fr; align-items: start; color: #536570; font-weight: 600 !important; line-height: 1.45; }
.consent input { width: 18px; height: 18px; margin: 1px 0 0; accent-color: var(--cyan); }
.form-trap { position: absolute !important; left: -10000px; }
.form-submit { display: flex; align-items: center; gap: 20px; }
.form-submit .button { border: 0; cursor: pointer; color: var(--white); background: var(--cyan); }
.form-submit .button:disabled { cursor: wait; opacity: .65; transform: none; }
.form-submit .urgent { margin-left: auto; }
.form-feedback { display: none; margin: 0 !important; padding: 12px 14px; border-radius: 7px; line-height: 1.5 !important; font-size: 14px; font-weight: 700; }
.form-feedback.is-visible { display: block; }
.form-feedback.is-success { color: #116337 !important; background: #e3f7eb; }
.form-feedback.is-error { color: #8c2525 !important; background: #fdeaea; }
.button-white { color: var(--navy); background: var(--white); box-shadow: none; }
.button-white:hover, .button-white:focus-visible { background: #eefcff; }
.urgent { display: flex; flex-direction: column; align-items: center; gap: 3px; }
.urgent small { color: #aabdc8; }
.urgent strong { color: var(--orange); font-size: 20px; }

.footer { padding: 34px 0; background: var(--white); border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 34px; }
.footer-logo { width: 170px; height: 56px; }
.footer p { margin: 0; color: #71808a; font-size: 13px; }
.footer-grid > div { display: flex; flex-direction: column; align-items: flex-end; gap: 5px; font-size: 13px; }
.footer-grid > div a { color: var(--navy); font-weight: 750; }
.footer-grid > div span { color: #89959d; }

/* Ceník */
.price-page { background: var(--ice); }
.price-hero { padding: 92px 0 68px; color: var(--white); background: linear-gradient(120deg, var(--navy), #123957); }
.price-hero h1 { max-width: 820px; margin-bottom: 20px; color: var(--white); }
.price-hero h1 strong { color: var(--cyan); }
.price-hero .lead { color: #bed0da; }
.price-content { padding: 80px 0 110px; }
.price-block + .price-block { margin-top: 64px; }
.price-heading { display: grid; grid-template-columns: 1fr .75fr; align-items: end; gap: 60px; margin-bottom: 28px; }
.price-heading h2 { margin: 18px 0 0; color: var(--navy); font-size: clamp(30px, 3.4vw, 46px); line-height: 1.15; letter-spacing: -.03em; }
.price-heading > p { margin: 0; color: var(--muted); line-height: 1.75; }
.table-wrap { overflow-x: auto; background: var(--white); border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 18px 55px rgba(11,31,51,.07); }
.price-table { width: 100%; min-width: 680px; border-collapse: collapse; text-align: left; }
.price-table th, .price-table td { padding: 18px 22px; border-bottom: 1px solid var(--line); }
.price-table thead th { color: var(--navy); background: #edf7f8; font-size: 13px; }
.price-table tbody th { color: var(--navy); font-weight: 800; }
.price-table td { color: #52636e; font-weight: 700; }
.price-table tbody tr:last-child th, .price-table tbody tr:last-child td { border-bottom: 0; }
.price-table td:not(:first-child), .price-table thead th:not(:first-child) { text-align: center; }
.price-table tbody tr:hover { background: #f9fcfd; }
.surcharge-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.surcharge { display: flex; justify-content: space-between; gap: 24px; padding: 20px 22px; background: var(--white); border: 1px solid var(--line); border-radius: 12px; }
.surcharge span { color: #536570; }
.surcharge strong { flex: 0 0 auto; color: var(--cyan); text-align: right; }
.price-note { margin-top: 22px; padding: 18px 22px; color: #667883; background: #edf7f8; border-left: 4px solid var(--cyan); border-radius: 8px; }
.hail-card { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 40px; padding: 40px; color: var(--white); background: var(--navy); border-radius: 18px; }
.hail-card h2 { margin: 0 0 12px; font-size: clamp(28px, 3vw, 40px); }
.hail-card p { max-width: 690px; margin: 0; color: #afc1cc; }
.price-contact { margin-top: 72px; }

:focus-visible { outline: 3px solid rgba(0,184,200,.45); outline-offset: 3px; }

@media (max-width: 1000px) {
  .navigation > nav, .phone { display: none; }
  .navigation { justify-content: space-between; }
  .menu-button { display: block; margin-left: auto; }
  .navigation > nav.is-open { position: absolute; left: 20px; right: 20px; top: 76px; display: flex; flex-direction: column; align-items: stretch; gap: 0; padding: 12px; background: var(--white); border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 18px 45px rgba(11,31,51,.14); }
  .navigation > nav.is-open a { padding: 12px; }
  .hero-content { width: min(620px, 64%); }
  .section-heading { grid-template-columns: 1fr; gap: 20px; }
  .about-grid { grid-template-columns: 1fr; gap: 46px; }
  .process-grid { gap: 50px; }
  .contact-box { grid-template-columns: 1fr; }
  .contact-actions { min-width: 0; align-items: flex-start; }
  .comparison { gap: 22px; }
  .price-heading { grid-template-columns: 1fr; gap: 18px; }
  .hail-card { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .container { width: min(var(--container), calc(100% - 28px)); }
  .logo { width: 190px; height: 72px; }
  .button-small { width: 45px; height: 45px; padding: 0; }
  .button-small span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
  .button-small .button-icon { display: block; color: var(--white); }
  .hero-grid { min-height: 0; }
  .hero-grid { min-height: 670px; align-items: flex-start; }
  .hero-background img { object-position: 70% center; }
  .hero-background-blur { background-position: 70% center; filter: blur(8px); -webkit-mask-image: linear-gradient(180deg, transparent 0%, transparent 30%, #000 66%); mask-image: linear-gradient(180deg, transparent 0%, transparent 30%, #000 66%); }
  .hero-overlay { background: linear-gradient(180deg, rgba(255,255,255,.04) 0%, rgba(255,255,255,.18) 27%, rgba(255,255,255,.88) 48%, rgba(255,255,255,.99) 72%, rgba(255,255,255,1) 100%); }
  .hero-content { width: 100%; padding: 32px 0 48px; }
  .hero .eyebrow { font-size: 10px; letter-spacing: .1em; }
  .lead { font-size: 17px; }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .benefits { grid-template-columns: 1fr 1fr; }
  .section { padding: 78px 0; }
  .cards { grid-template-columns: 1fr; }
  .card { border-right: 0; border-bottom: 1px solid var(--line); }
  .card:last-child { border-bottom: 0; }
  .card p { min-height: 0; }
  .about-stats { grid-template-columns: 1fr; }
  .about-stat { padding: 48px 30px; }
  .about-stat + .about-stat { border-left: 0; border-top: 1px solid var(--line); }
  .about-stat::before { left: 30px; top: 28px; }
  .process-grid { grid-template-columns: 1fr; }
  .process-photo img { aspect-ratio: 4/3; }
  .comparison { gap: 14px; }
  .comparison-pair { gap: 8px; }
  .contact-box { padding: 38px 26px; }
  .form-grid { grid-template-columns: 1fr; }
  .contact-form { padding: 22px 18px; }
  .file-field { grid-template-columns: 1fr; }
  .form-submit { align-items: stretch; flex-direction: column; }
  .form-submit .urgent { margin-left: 0; }
  .footer-grid { grid-template-columns: 1fr; justify-items: center; text-align: center; }
  .footer-grid > div { align-items: center; }
  .price-hero { padding: 64px 0 54px; }
  .price-content { padding: 58px 0 78px; }
  .table-wrap { overflow: visible; background: transparent; border: 0; border-radius: 0; box-shadow: none; }
  .price-table { min-width: 0; border-collapse: separate; border-spacing: 0 12px; }
  .price-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
  .price-table tbody, .price-table tr, .price-table th, .price-table td { display: block; width: 100%; }
  .price-table tr { overflow: hidden; background: var(--white); border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 10px 28px rgba(11,31,51,.06); }
  .price-table tbody th { padding: 16px 17px; background: #edf7f8; border-bottom: 1px solid var(--line); }
  .price-table td { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 12px 17px; text-align: right !important; }
  .price-table td::before { content: attr(data-label); color: var(--muted); font-size: 13px; font-weight: 700; }
  .price-table td:last-child { border-bottom: 0; }
  .surcharge-grid { grid-template-columns: 1fr; }
  .surcharge { padding: 17px; }
  .hail-card { padding: 28px 22px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}