:root {
  --ink: #05080a;
  --paper: #f7f9fa;
  --blue: #00a5e3;
  --accent-on-light: #59636a;
  --muted: #687178;
  --line: rgba(5,8,10,.18);
  --pad: clamp(1.25rem, 4vw, 4.5rem);
  --sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --display: "Arial Black", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 1rem; line-height: 1.5; overflow-x: hidden; }
h1, h2, h3 { font-family: var(--display); }
a { color: inherit; text-decoration: none; }
.site-header { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; height: 6rem; padding: 0 var(--pad); border-bottom: 1px solid var(--line); background: var(--paper); }
.brand { display: inline-flex; align-items: center; width: clamp(9.5rem, 13vw, 12.5rem); }
.brand img { display: block; width: 100%; height: auto; }
.desktop-nav { display: flex; align-items: center; gap: clamp(1.25rem, 2.5vw, 3rem); font-size: .88rem; }
.desktop-nav a, .text-link { position: relative; }
.desktop-nav a::after, .text-link::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -.25rem; height: 1px; background: currentColor; transition: right .25s ease; }
.desktop-nav a:hover::after, .text-link:hover::after { right: 0; }
.menu-toggle { display: none; border: 0; padding: .5rem 0; background: none; font: inherit; color: inherit; }
.hero { position: relative; min-height: calc(100svh - 6rem); display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: auto 1fr auto; gap: 2rem; padding: clamp(2rem, 5vh, 4rem) var(--pad) 2rem; }
.hero-kicker { grid-column: 1 / -1; color: var(--muted); font-size: clamp(.9rem, 1vw, 1.05rem); }
.hero h1 { grid-column: 1 / -1; align-self: center; margin: 0; font-size: clamp(4.2rem, 10.4vw, 12.5rem); font-weight: 600; line-height: .82; letter-spacing: -.075em; }
.hero h1 em { color: var(--accent-on-light); font-style: normal; }
.hero-bottom { align-self: end; display: grid; grid-template-columns: minmax(16rem, 34rem) auto; gap: 3rem; align-items: end; grid-column: 1 / -1; }
.hero-bottom p { margin: 0; font-size: clamp(1.05rem, 1.5vw, 1.35rem); line-height: 1.35; }
.text-link { justify-self: end; font-size: 1.1rem; font-weight: 600; }
.text-link span { color: var(--blue); margin-left: .35rem; }
.hero-note { position: absolute; right: var(--pad); top: 50%; writing-mode: vertical-rl; transform: translateY(-50%); color: var(--muted); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; }
.section { display: grid; grid-template-columns: minmax(11rem, 1fr) minmax(0, 3fr); gap: clamp(2rem, 6vw, 8rem); padding: clamp(6rem, 12vw, 11rem) var(--pad); border-top: 1px solid var(--line); }
.section-label { font-size: .78rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); }
.section-label span { color: var(--accent-on-light); margin-right: 1rem; }
.section h2 { margin: 0 0 clamp(3rem, 7vw, 6rem); max-width: 13ch; font-size: clamp(3rem, 6.6vw, 7.5rem); font-weight: 500; line-height: .93; letter-spacing: -.06em; }
.intro-grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: clamp(2rem, 6vw, 7rem); padding-bottom: clamp(3rem, 6vw, 5rem); }
.intro-grid p { margin-top: 0; }
.lead { font-size: clamp(1.35rem, 2vw, 2rem); line-height: 1.3; letter-spacing: -.025em; }
.body-copy { max-width: 38rem; font-size: 1.05rem; color: #293036; }
.body-copy p + p { margin-top: 1.5rem; }
.topics { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); }
.topics span { padding: 1rem .25rem 1rem 0; border-bottom: 1px solid var(--line); font-size: .95rem; }
.topics span:nth-child(3n+2), .topics span:nth-child(3n+3) { padding-left: 1rem; border-left: 1px solid var(--line); }
.mobile-nav { position: fixed; inset: 6rem 0 0; z-index: 15; padding: 2rem var(--pad); background: var(--ink); color: var(--paper); }
.mobile-nav a { display: block; padding: 1rem 0; border-bottom: 1px solid rgba(255,255,255,.22); font-size: 2rem; letter-spacing: -.04em; }
.language-switch { display: inline-flex; align-items: center; gap: .4rem; margin-left: clamp(.25rem, 1vw, 1rem); font-size: .78rem; letter-spacing: .08em; }
.language-switch > span { color: var(--muted); }
.language-switch a { color: var(--muted); }
.language-switch a.active { color: var(--ink); font-weight: 700; }
.mobile-nav .language-switch { display: flex; gap: .7rem; margin: 2rem 0 0; font-size: 1rem; }
.mobile-nav .language-switch a { display: inline; padding: 0; border: 0; color: rgba(243,241,236,.5); font-size: 1rem; letter-spacing: .08em; }
.mobile-nav .language-switch a.active { color: var(--blue); }

.dark-section { background: var(--ink); color: var(--paper); border-color: rgba(255,255,255,.18); }
.dark-section .section-label, .dark-section .number { color: rgba(243,241,236,.55); }
.dark-section .section-label span { color: var(--blue); }
.process-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,.55); }
.process-list li { display: grid; grid-template-columns: 5rem minmax(12rem, 1fr) minmax(14rem, 1fr); align-items: baseline; gap: 1rem; padding: 1.5rem 0; border-bottom: 1px solid rgba(255,255,255,.18); }
.process-list h3, .process-list p { margin: 0; }
.process-list h3 { font-size: clamp(1.65rem, 2.6vw, 3rem); font-weight: 500; letter-spacing: -.04em; }
.process-list p { max-width: 30rem; color: rgba(243,241,236,.68); }
.service-list { border-top: 1px solid var(--ink); }
.service-list article { display: grid; grid-template-columns: 4rem minmax(13rem, .85fr) minmax(18rem, 1.15fr); gap: 1.5rem; align-items: baseline; padding: 1.5rem 0; border-bottom: 1px solid var(--line); transition: padding-left .25s ease, color .25s ease; }
.service-list article:hover { padding-left: 1rem; color: var(--blue); }
.service-list article > span { color: var(--muted); font-size: .75rem; }
.service-list h3, .service-list p { margin: 0; }
.service-list h3 { font-size: clamp(1.5rem, 2.2vw, 2.5rem); font-weight: 500; letter-spacing: -.035em; }
.service-list p { max-width: 35rem; color: #313a40; }
.accent-section { min-height: min(72rem, 100svh); display: flex; flex-direction: column; justify-content: space-between; padding: clamp(4rem, 7vw, 7rem) var(--pad); background: var(--blue); color: var(--ink); }
.statement-label { font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; }
.accent-section h2 { margin: clamp(4rem, 8vw, 8rem) 0; font-size: clamp(5rem, 15vw, 17rem); font-weight: 600; line-height: .76; letter-spacing: -.085em; }
.statement-bottom { display: grid; grid-template-columns: minmax(18rem, 1.3fr) 1fr; gap: clamp(3rem, 10vw, 12rem); align-items: end; }
.statement-bottom > p { max-width: 46rem; margin: 0; font-size: clamp(1.4rem, 2.5vw, 2.6rem); line-height: 1.18; letter-spacing: -.035em; }
.statement-bottom ul { display: grid; grid-template-columns: 1fr 1fr; margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(5,8,10,.72); }
.statement-bottom li { padding: .8rem 0; border-bottom: 1px solid rgba(5,8,10,.32); font-size: .9rem; }
.statement-bottom li:nth-child(even) { padding-left: 1rem; border-left: 1px solid rgba(5,8,10,.32); }
.split-heading { display: grid; grid-template-columns: 1.35fr .65fr; gap: clamp(3rem, 7vw, 8rem); align-items: end; }
.split-heading h2 { margin-bottom: 0; }
.editorial-copy { max-width: 38rem; }
.editorial-copy p { margin: 0; }
.editorial-copy p + p { margin-top: 1.5rem; }
.questions { padding: clamp(6rem, 12vw, 11rem) var(--pad); border-top: 1px solid var(--line); }
.questions-head { display: grid; grid-template-columns: 1fr 3fr; gap: clamp(2rem, 6vw, 8rem); margin-bottom: clamp(5rem, 10vw, 10rem); }
.questions-head h2 { max-width: 11ch; margin: 0; font-size: clamp(3rem, 7vw, 8rem); font-weight: 500; line-height: .9; letter-spacing: -.065em; }
.question-list p { margin: 0; padding: clamp(1rem, 2vw, 1.8rem) 0; border-bottom: 1px solid var(--line); font-size: clamp(2rem, 5.3vw, 6.25rem); line-height: 1; letter-spacing: -.055em; }
.question-list p:first-child { border-top: 1px solid var(--ink); }
.question-list p:nth-child(even) { padding-left: 12%; }
.question-list .accent-question { color: var(--accent-on-light); }
.about-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: clamp(3rem, 7vw, 8rem); align-items: end; }
.about-grid h2 { margin-bottom: 0; }
.about-copy p { margin: 0; }
.about-copy p + p { margin-top: 1.5rem; }
.about-copy .location { margin-top: 4rem; color: var(--muted); font-size: .82rem; letter-spacing: .08em; text-transform: uppercase; }
.assistant-section { display: grid; grid-template-columns: minmax(0, .9fr) minmax(22rem, 1.1fr); gap: clamp(3rem, 8vw, 9rem); padding: clamp(6rem, 12vw, 11rem) var(--pad); border-top: 1px solid var(--line); background: #e8ecee; }
.assistant-intro h2 { margin: clamp(2rem, 5vw, 4rem) 0 2rem; font-size: clamp(3rem, 6.6vw, 7.5rem); font-weight: 500; line-height: .9; letter-spacing: -.065em; }
.assistant-intro > p { max-width: 35rem; margin: 0; color: #374047; font-size: clamp(1.1rem, 1.6vw, 1.35rem); }
.chat-card { align-self: start; min-height: 35rem; display: flex; flex-direction: column; padding: clamp(1rem, 2vw, 1.5rem); border: 1px solid rgba(5,8,10,.2); border-radius: 1.25rem; background: var(--paper); box-shadow: 0 1.5rem 4rem rgba(5,8,10,.09); }
.chat-status { display: flex; align-items: center; gap: .55rem; padding-bottom: 1rem; border-bottom: 1px solid var(--line); color: #4b555c; font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; }
.chat-status span { width: .55rem; height: .55rem; border-radius: 50%; background: var(--blue); box-shadow: 0 0 0 .25rem rgba(0,165,227,.13); }
.chat-privacy { margin: 1rem 0 0; color: #59636a; font-size: .76rem; line-height: 1.45; }
.chat-log { flex: 1; display: flex; flex-direction: column; gap: .8rem; padding: 1.5rem 0; }
.chat-message { max-width: 84%; margin: 0; padding: .85rem 1rem; border-radius: 1rem; line-height: 1.4; }
.chat-message.assistant { align-self: flex-start; background: #e3e8ea; border-bottom-left-radius: .25rem; }
.chat-message.user { align-self: flex-end; background: var(--ink); color: var(--paper); border-bottom-right-radius: .25rem; }
.chat-actions { display: flex; flex-wrap: wrap; gap: .6rem; }
.chat-actions button, .chat-input button, .chat-finish a { min-height: 2.75rem; border: 1px solid var(--ink); border-radius: 999px; padding: .65rem 1rem; background: transparent; color: var(--ink); font: 600 .9rem/1 var(--sans); cursor: pointer; }
.chat-actions button:hover, .chat-actions button:focus-visible { background: var(--ink); color: var(--paper); }
.chat-actions button:disabled, .chat-input button:disabled { cursor: wait; opacity: .55; }
.chat-input { display: grid; grid-template-columns: 1fr auto; gap: .6rem; }
.chat-input input { min-width: 0; border: 1px solid rgba(5,8,10,.28); border-radius: 999px; padding: .75rem 1rem; background: #fff; font: inherit; }
.chat-input button, .chat-finish a.primary { background: var(--ink); color: var(--paper); }
.chat-finish { display: flex; flex-wrap: wrap; gap: .65rem; padding-top: 1rem; border-top: 1px solid var(--line); }
.chat-finish a { display: inline-flex; align-items: center; justify-content: center; }
.chat-typing::after { content: ""; display: inline-block; width: 1.8rem; height: .35rem; background: radial-gradient(circle, #59636a 35%, transparent 38%) 0 0 / .6rem .35rem repeat-x; animation: chat-pulse 1s steps(3) infinite; }
@keyframes chat-pulse { 50% { opacity: .35; } }
.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; }
.contact { min-height: 90svh; display: flex; flex-direction: column; padding: clamp(4rem, 7vw, 7rem) var(--pad) 3rem; background: var(--ink); color: var(--paper); }
.contact .section-label { color: rgba(243,241,236,.68); }
.contact .section-label span { color: var(--blue); }
.contact > p { margin: auto 0 1.5rem; color: rgba(243,241,236,.65); font-size: clamp(1rem, 1.6vw, 1.35rem); }
.contact h2 { margin: 0; font-size: clamp(5rem, 16vw, 18rem); font-weight: 600; line-height: .75; letter-spacing: -.085em; }
.contact h2 span { color: var(--blue); }
.contact h2 a { display: inline-block; }
.contact-details { display: grid; grid-template-columns: 1fr auto auto; gap: clamp(1.5rem, 4vw, 4rem); margin-top: clamp(4rem, 8vw, 8rem); padding-top: 1.25rem; border-top: 1px solid rgba(255,255,255,.25); }
.contact-details p { margin: 0; }
.contact-details a { position: relative; }
.contact-details a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -.25rem; height: 1px; background: var(--blue); transition: right .25s ease; }
.contact-details a:hover::after { right: 0; }
footer { display: grid; grid-template-columns: 1fr 1fr auto; gap: 2rem; padding: 2rem var(--pad); background: var(--ink); color: rgba(243,241,236,.55); border-top: 1px solid rgba(255,255,255,.15); font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; }
footer p { margin: 0; }
footer a { color: inherit; text-decoration: underline; text-underline-offset: .22em; }
.privacy-page { min-height: 100svh; padding: clamp(7rem, 12vw, 10rem) var(--pad) clamp(4rem, 8vw, 7rem); background: var(--paper); }
.privacy-page article { max-width: 52rem; }
.privacy-page .eyebrow { margin: 0 0 1.25rem; color: #59636a; font: 600 .76rem/1.3 var(--sans); letter-spacing: .1em; text-transform: uppercase; }
.privacy-page h1 { max-width: 12ch; margin: 0 0 3rem; font: 700 clamp(3rem, 8vw, 6.8rem)/.9 var(--display); letter-spacing: -.05em; }
.privacy-page h2 { margin: 3rem 0 1rem; font: 700 clamp(1.55rem, 3vw, 2.3rem)/1.05 var(--display); letter-spacing: -.025em; }
.privacy-page p, .privacy-page li { color: #374047; line-height: 1.7; }
.privacy-page ul { padding-left: 1.2rem; }
.privacy-page a { color: var(--ink); text-decoration-color: var(--blue); text-underline-offset: .2em; }
.privacy-page .updated { margin-top: 3.5rem; color: #68737a; font-size: .85rem; }
.js .reveal { opacity: 0; transform: translateY(2.5rem); transition: opacity .75s ease, transform .75s cubic-bezier(.2,.75,.2,1); }
.js .reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 900px) {
  .desktop-nav { display: none; }
  .menu-toggle { display: block; }
  .hero { grid-template-columns: 1fr; }
  .hero h1 { font-size: clamp(4.1rem, 14vw, 8rem); }
  .hero-note { display: none; }
  .section { grid-template-columns: 1fr; }
  .intro-grid { grid-template-columns: 1fr; }
  .split-heading, .about-grid, .assistant-section { grid-template-columns: 1fr; }
  .process-list li, .service-list article { grid-template-columns: 3.5rem 1fr; }
  .process-list p, .service-list p { grid-column: 2; }
  .questions-head { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .site-header { height: 4.75rem; }
  .brand { width: 8.25rem; }
  .hero { min-height: calc(100svh - 4.75rem); padding-top: 1.5rem; }
  .hero h1 { font-size: clamp(3.55rem, 17vw, 5rem); line-height: .87; }
  html[lang="cs"] .hero h1 { font-size: clamp(2.8rem, 12.8vw, 4.1rem); }
  .hero-bottom { grid-template-columns: 1fr; gap: 1.5rem; }
  .text-link { justify-self: start; }
  .section h2 { font-size: clamp(2.8rem, 13vw, 4.5rem); }
  .topics { grid-template-columns: 1fr; }
  .topics span:nth-child(n) { padding-left: 0; border-left: 0; }
  .mobile-nav { top: 4.75rem; }
  .statement-bottom { grid-template-columns: 1fr; }
  .accent-section { min-height: 86svh; }
  .accent-section h2 { font-size: clamp(4.6rem, 24vw, 7rem); }
  .question-list p:nth-child(even) { padding-left: 0; }
  .contact { min-height: 78svh; }
  .contact h2 { font-size: clamp(4.5rem, 24vw, 7rem); }
  .contact-details { grid-template-columns: 1fr; }
  footer { grid-template-columns: 1fr; }
}
@media (max-width: 390px) {
  .hero h1 { font-size: clamp(3.1rem, 16.5vw, 4rem); }
  .section h2, .questions-head h2 { font-size: clamp(2.55rem, 12vw, 3.5rem); }
  .process-list li, .service-list article { grid-template-columns: 2.5rem 1fr; gap: .75rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
}