@layer theme{:root,:host{--font-sans:var(--font-sans);--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--shadow-sm:var(--shadow-sm);--shadow-md:var(--shadow-md);--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono);--shadow-phone:var(--shadow-phone)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.flex{display:flex}.hidden{display:none}.table{display:table}}:root{--font-sans:-apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, system-ui, sans-serif;--ink:#1b1b1f;--ink-soft:#6b6b72;--paper:#fff;--paper-soft:#f5f5f8;--line:#e8e8ec;--red:#d7141a;--red-deep:#b01015;--red-soft:#fdecec;--red-marker:#ffdfe0;--charcoal:#17171a;--charcoal-2:#232327;--green-text:#1a7f37;--star:#f0a424;--r-btn:14px;--r-card:20px;--r-panel:28px;--shadow-sm:0 2px 10px #1b1b1f0f;--shadow-md:0 14px 40px #1b1b1f1a;--shadow-phone:0 32px 80px #1b1b1f38}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--paper);color:var(--ink);-webkit-font-smoothing:antialiased;font-size:17px;line-height:1.5;overflow-x:hidden}a{color:var(--red);text-decoration:none}a:hover{text-decoration:underline}.site-container{max-width:1280px;margin:0 auto;padding:0 20px}@media (min-width:768px){.site-container{padding:0 32px}}header.site{z-index:20;padding:0 14px;position:sticky;top:10px}.nav{-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid var(--line);max-width:1240px;box-shadow:var(--shadow-sm);background:#ffffffdb;border-radius:999px;align-items:center;gap:6px;margin:0 auto;padding:10px 10px 10px 20px;display:flex}.logo{letter-spacing:-.01em;color:var(--ink);align-items:center;gap:10px;margin-right:14px;font-size:21px;font-weight:800;display:flex}.logo:hover{text-decoration:none}.logo-mark{background:url(/logo-mark.webp) 50%/cover no-repeat;border-radius:11px 11px 11px 3px;flex:none;width:34px;height:34px}.nav-links{gap:2px;font-size:15.5px;font-weight:500;display:none}.nav-links a{color:var(--ink);border-radius:999px;padding:10px 16px;transition:background .15s ease-out,color .15s ease-out}.nav-links a:hover{background:var(--red-soft);color:var(--red-deep);text-decoration:none}@media (min-width:768px){.nav-links{display:flex}}.nav-spacer{flex:1}.btn-pill{border-radius:999px}.lang{display:none;position:relative}@media (min-width:768px){.lang{display:block}}.lang summary{cursor:pointer;color:var(--ink);border-radius:999px;align-items:center;gap:7px;padding:10px 14px;font-size:14px;font-weight:600;list-style:none;transition:background .15s ease-out;display:flex}.lang summary::-webkit-details-marker{display:none}.lang summary:hover{background:var(--paper-soft)}.lang summary svg{width:17px;height:17px;color:var(--ink-soft)}.lang-menu{background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow-md);border-radius:16px;min-width:176px;padding:6px;display:grid;position:absolute;top:calc(100% + 12px);right:0}.lang-menu a{color:var(--ink);border-radius:10px;padding:10px 13px;font-size:15px}.lang-menu a:hover{background:var(--red-soft);color:var(--red-deep);text-decoration:none}.lang-menu a.active{color:var(--red-deep);background:var(--red-soft);font-weight:700}.burger{display:none}@media (max-width:767px){.nav{padding:8px 8px 8px 14px}.nav-cta.btn{display:none}.burger{cursor:pointer;width:44px;height:44px;color:var(--ink);border-radius:999px;flex:none;place-items:center;display:grid}.burger:hover{background:var(--paper-soft)}.burger svg{width:22px;height:22px}}.burger .ic-close,#nav-toggle:checked~.nav .burger .ic-open{display:none}#nav-toggle:checked~.nav .burger .ic-close{display:block}.mobile-menu{display:none}#nav-toggle:checked~.mobile-menu{background:var(--paper);border:1px solid var(--line);max-width:1240px;box-shadow:var(--shadow-md);border-radius:22px;gap:2px;margin:8px auto 0;padding:12px;display:grid}@media (min-width:768px){.mobile-menu{display:none!important}}.mm-link{color:var(--ink);border-radius:14px;padding:14px;font-size:17px;font-weight:600}.mm-link:hover{background:var(--red-soft);color:var(--red-deep);text-decoration:none}.mm-langs{border-top:1px solid var(--line);flex-wrap:wrap;gap:8px;margin-top:8px;padding:14px 14px 6px;display:flex}.mm-lang{background:var(--paper-soft);color:var(--ink);border-radius:999px;padding:9px 16px;font-size:14px;font-weight:600}.mm-lang:hover{text-decoration:none}.mm-lang.active{background:var(--red-soft);color:var(--red-deep)}.mm-cta{margin:10px 4px 4px}.btn,.btn:hover,.prose .btn{text-decoration:none}.btn{border-radius:var(--r-btn);cursor:pointer;font:inherit;white-space:nowrap;border:0;justify-content:center;align-items:center;gap:8px;font-weight:600;transition:background .15s ease-out,transform .15s ease-out,box-shadow .15s ease-out;display:inline-flex}.btn-primary{background:var(--red);color:#fff;box-shadow:0 8px 24px #d7141a47}.btn-primary:hover{background:var(--red-deep);text-decoration:none}.btn-primary:active{transform:translateY(1px)}.btn-md{height:40px;padding:0 18px;font-size:15px}.btn-lg{height:52px;padding:0 28px;font-size:17px}section{padding:60px 0}@media (min-width:768px){section{padding:96px 0}}.bg-soft{background:var(--paper-soft)}h1{letter-spacing:-.025em;font-size:clamp(32px,4.6vw,50px);font-weight:800;line-height:1.06}h2{letter-spacing:-.02em;font-size:clamp(26px,3.2vw,36px);font-weight:800;line-height:1.12}.lead{color:var(--ink-soft);font-size:18px;line-height:1.5}@media (min-width:768px){.lead{font-size:20px}}.hl{background:linear-gradient(180deg, transparent 58%, var(--red-marker) 58%);border-radius:4px;padding:0 .08em}.hero{background:radial-gradient(820px 460px at 82% -12%, #d7141a14, transparent 62%), var(--paper);padding:64px 0 88px;position:relative}@media (min-width:960px){.hero{padding:84px 0 116px}}.hero-grid{align-items:center;gap:64px;display:grid}@media (min-width:960px){.hero-grid{grid-template-columns:11fr 9fr;gap:48px}}.hero-copy{justify-items:start;gap:26px;display:grid}.hero-copy .lead{max-width:36ch}.hero-cta{justify-items:start;gap:10px;display:grid}.hero-note{color:var(--ink-soft);font-size:13px}.hero-stage{width:min(380px,100%);margin:0 auto;position:relative}.phone{background:var(--charcoal);box-shadow:var(--shadow-phone);z-index:2;border-radius:40px;padding:10px;position:relative}.phone-screen{background:var(--paper-soft);border-radius:32px;overflow:hidden}.chat-header{background:var(--paper);border-bottom:1px solid var(--line);align-items:center;gap:10px;padding:12px 14px;display:flex}.chat-avatar{background:url(/logo-mark.webp) 50%/cover no-repeat;border-radius:12px 12px 12px 4px;flex:none;width:34px;height:34px}.chat-title{font-size:15px;font-weight:600;line-height:1.2}.chat-status{color:var(--ink-soft);font-size:12px}.chat{gap:8px;padding:14px 12px 18px;font-size:15px;line-height:1.4;display:grid}.bubble{border-radius:16px;max-width:86%;padding:9px 12px}.bubble-in{background:var(--paper);box-shadow:var(--shadow-sm);border-bottom-left-radius:6px;justify-self:start}.bubble-out{background:var(--charcoal-2);color:#fff;border-bottom-right-radius:6px;justify-self:end}.voice{align-items:center;gap:9px;min-width:168px;display:flex}.voice-play{background:var(--red);border-radius:50%;flex:none;width:28px;height:28px;position:relative}.voice-play:after{content:"";border-top:6px solid #0000;border-bottom:6px solid #0000;border-left:9px solid #fff;position:absolute;top:8px;left:11px}.wave{align-items:center;gap:2px;height:22px;display:flex}.wave i{background:#ffffffd9;border-radius:2px;width:3px}.voice-time{color:#fff9;font-size:12px}.transcript{color:#ffffff8c;margin-top:5px;font-size:13px}.diff-wrong{color:var(--red-deep);text-decoration:line-through}.diff-right{color:var(--green-text);font-weight:700}.float-chip{z-index:3;background:var(--paper);box-shadow:var(--shadow-md);border-radius:999px;align-items:center;gap:7px;padding:9px 15px;font-size:14px;font-weight:600;display:flex;position:absolute}.float-tile{z-index:1;background:var(--paper);width:46px;height:46px;box-shadow:var(--shadow-sm);color:var(--red);border-radius:14px;place-items:center;font-size:21px;font-weight:800;display:grid;position:absolute}.fc-streak{top:-18px;left:-34px}.fc-xp{background:var(--red);color:#fff;top:34%;right:-40px}.fc-vyborne{bottom:30px;left:-52px}.ft-1{top:-30px;right:30px;rotate:8deg}.ft-2{bottom:-18px;right:-22px;rotate:-7deg}@media (max-width:640px){.fc-streak{left:-6px}.fc-vyborne{left:-8px}.fc-xp{right:-8px}.ft-2{right:0}}@media (prefers-reduced-motion:no-preference){.float-chip,.float-tile{animation:5.5s ease-in-out infinite alternate floaty}.fc-xp{animation-delay:.9s}.fc-vyborne{animation-delay:1.7s}.ft-1{animation-delay:.4s}.ft-2{animation-delay:2.2s}@keyframes floaty{0%{translate:0}to{translate:0 -9px}}}.section-head{gap:14px;max-width:62ch;display:grid}.section-head-center{text-align:center;justify-items:center;margin:0 auto}.steps{gap:20px;margin-top:56px;display:grid}@media (min-width:820px){.steps{grid-template-columns:repeat(3,1fr)}.step:nth-child(2){margin-top:36px}.step:nth-child(3){margin-top:72px}}.step{background:var(--paper);border-radius:var(--r-card);box-shadow:var(--shadow-sm);align-content:start;justify-items:start;gap:14px;padding:16px 16px 26px;transition:transform .18s ease-out,box-shadow .18s ease-out;display:grid}.step:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}.step h3{letter-spacing:-.01em;padding:0 10px;font-size:19px;font-weight:700}.step p{color:var(--ink-soft);padding:0 10px;font-size:16px}.step-visual{background:linear-gradient(165deg,#fafafc,#eeeef3);border-radius:16px;align-content:center;width:100%;min-height:112px;padding:18px 14px;font-size:15px;line-height:1.4;display:grid}.step-visual .bubble-in{box-shadow:var(--shadow-sm)}.sv-tall{padding-top:48px}.tap-word{color:var(--red-deep);background:var(--red-marker);border-radius:4px;padding:0 3px;position:relative}.tap-pop{background:var(--charcoal);color:#fff;white-space:nowrap;box-shadow:var(--shadow-md);border-radius:9px;padding:6px 11px;font-size:12.5px;font-weight:600;position:absolute;bottom:calc(100% + 9px);left:50%;translate:-50%}.tap-pop:after{content:"";border:5px solid #0000;border-top-color:var(--charcoal);position:absolute;top:100%;left:50%;translate:-50%}.correction-stage{text-align:center;justify-items:center;gap:30px;display:grid}.correction-card{background:var(--paper);border-radius:var(--r-panel);box-shadow:var(--shadow-md);border-bottom-left-radius:8px;justify-items:center;gap:18px;padding:34px 44px;display:grid}.correction-example{letter-spacing:-.015em;font-size:clamp(24px,4vw,40px);font-weight:800}.ghost-btn{color:var(--red);background:var(--red-soft);border-radius:999px;padding:8px 18px;font-size:15px;font-weight:600}.correction-stage .lead{max-width:52ch}.bento{gap:16px;margin-top:48px;display:grid}@media (min-width:860px){.bento{grid-template-columns:repeat(12,1fr)}}.tile{border-radius:var(--r-card);min-height:230px;box-shadow:var(--shadow-sm);align-content:end;gap:10px;padding:30px 28px;transition:transform .18s ease-out,box-shadow .18s ease-out;display:grid;position:relative;overflow:hidden}.tile:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}.tile h3{letter-spacing:-.01em;font-size:20px;font-weight:700}.tile p{color:var(--ink-soft);font-size:15.5px}.tile>*{position:relative}.tile-white{background:linear-gradient(165deg,#fff,#fafafc)}.tile-white:before{color:#d7141a0e;pointer-events:none;font-size:150px;font-weight:800;line-height:1;position:absolute;top:-34px;right:6px}.t-1.tile-white:before{content:"ř"}.t-4.tile-white:before{content:"ů";rotate:10deg}.tile-dark{color:#fff;background:radial-gradient(260px 190px at 92% -14%,#d7141a52,#0000 70%),linear-gradient(155deg,#1e1e23,#141416)}.tile-dark p{color:#a9a9b2}.tile-red{color:#fff;background:radial-gradient(300px 220px at 88% -18%,#ffffff38,#0000 70%),linear-gradient(155deg,#d7141a,#b01015)}.tile-red p{color:#ffffffd1}.t-1{grid-column:span 7}.t-2,.t-3{grid-column:span 5}.t-4{grid-column:span 7}@media (max-width:859px){.t-1,.t-2,.t-3,.t-4{grid-column:auto}}.tile-emoji{font-size:34px;line-height:1}.tile-clock{letter-spacing:-.03em;color:#fff;font-size:44px;font-weight:800}.tile-price{flex-wrap:wrap;align-items:baseline;gap:12px;display:flex}.price-old{color:#ffffff8c;font-size:24px;font-weight:700;text-decoration:line-through}.price-new{letter-spacing:-.02em;color:#fff;font-size:40px;font-weight:800}.mini-bubbles{justify-items:start;gap:6px;margin-bottom:6px;display:grid}.mini-bubble{background:var(--paper-soft);border-radius:12px 12px 12px 4px;padding:7px 11px;font-size:14px}.exam-section{background:radial-gradient(700px 420px at 50% 120%, #d7141a47, transparent 65%), var(--charcoal);color:#fff}.exam{text-align:center;justify-items:center;gap:22px;display:grid}.exam h2{color:#fff}.exam .lead{color:#b9b9c2;max-width:56ch}.exam-badge{letter-spacing:.05em;text-transform:uppercase;color:#ff9a9e;background:#d7141a2e;border-radius:999px;padding:7px 15px;font-size:13px;font-weight:700}.reviews{scroll-snap-type:x mandatory;scrollbar-width:thin;scrollbar-color:var(--line) transparent;gap:16px;margin-top:44px;padding:10px 4px 26px;display:flex;overflow-x:auto}.review{scroll-snap-align:start;background:var(--paper);border-radius:var(--r-card);box-shadow:var(--shadow-sm);flex:0 0 330px;grid-template-rows:auto 1fr auto;gap:13px;padding:26px 24px;display:grid}.stars{color:var(--star);letter-spacing:3px;font-size:16px}.review p{font-size:15.5px;line-height:1.55}.review-user{align-items:center;gap:11px;margin-top:6px;display:flex}.review-ava{border-radius:999px;flex:none;place-items:center;width:42px;height:42px;font-size:16px;font-weight:700;display:grid}.ava-a{background:var(--red-soft);color:var(--red-deep)}.ava-b{background:var(--charcoal);color:#fff}.ava-c{background:var(--paper-soft);color:var(--ink)}.review-name{font-size:15px;font-weight:700;line-height:1.3}.faq{gap:10px;max-width:760px;margin:44px auto 0;display:grid}.faq details{background:var(--paper);box-shadow:var(--shadow-sm);border-radius:16px;padding:0 22px}.faq summary{cursor:pointer;padding:18px 32px 18px 0;font-size:17px;font-weight:600;list-style:none;position:relative}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";color:var(--red);font-size:24px;font-weight:400;transition:rotate .15s ease-out;position:absolute;top:50%;right:0;translate:0 -50%}.faq details[open] summary:after{rotate:45deg}.faq details p{color:var(--ink-soft);padding:0 32px 18px 0;font-size:16px}.final{background:radial-gradient(640px 340px at 50% 30%,#d7141a0f,#0000 65%);padding:110px 0 130px}.final-inner{text-align:center;justify-items:center;gap:26px;display:grid;position:relative}.final-inner h2{max-width:17ch;font-size:clamp(28px,3.6vw,40px)}.final-note{color:var(--ink-soft);font-size:13px}.fd-tile{top:4%;left:6%;rotate:-8deg}.fd-chip{bottom:6%;right:5%}@media (max-width:860px){.fd-tile,.fd-chip{display:none}}footer.site{border-top:1px solid var(--line);padding:52px 0 36px}.footer-grid{gap:32px;display:grid}@media (min-width:768px){.footer-grid{grid-template-columns:2fr 1fr 1fr 1fr}}.footer-col{align-content:start;gap:10px;font-size:14px;display:grid}.footer-col strong{text-transform:uppercase;letter-spacing:.04em;color:var(--ink-soft);font-size:13px;font-weight:600}.footer-col a{color:var(--ink)}.footer-tagline{color:var(--ink-soft);max-width:32ch;font-size:14px}.footer-bottom{border-top:1px solid var(--line);color:var(--ink-soft);flex-wrap:wrap;justify-content:space-between;gap:16px;margin-top:36px;padding-top:20px;font-size:13px;display:flex}.locale-switch{gap:12px;display:flex}.locale-switch a{color:var(--ink-soft)}.locale-switch a.active{color:var(--ink);font-weight:600}.about-hero{background:radial-gradient(760px 420px at 88% -18%, #d7141a14, transparent 62%), var(--paper);padding:56px 0 64px}@media (min-width:768px){.about-hero{padding:76px 0 88px}}.about-hero-inner{justify-items:start;gap:22px;display:grid;position:relative}.about-hero h1{max-width:18ch}.about-hero .lead{max-width:56ch}.ah-tile{top:-6px;right:4%;rotate:7deg}@media (max-width:1023px){.ah-tile{display:none}}.about-badge,.about-eyebrow{letter-spacing:.05em;text-transform:uppercase;background:var(--red-soft);color:var(--red-deep);border-radius:999px;padding:7px 15px;font-size:13px;font-weight:700}.about-eyebrow{justify-self:start}.about-facts{flex-wrap:wrap;gap:8px;margin-top:4px;display:flex}.about-facts 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