/* Digital Upgrade – hlavní styly */
:root{
  --red:#dd3333; --red-d:#b82525; --red-l:#fdecec;
  --blue:#1e73be; --blue2:#155a99; --blue3:#0f4677;
  --ink:#16181d; --ink2:#3a3a3a; --mute:#6b7078;
  --bg:#ffffff; --soft:#f6f5f3; --line:#e7e5e1; --yellow:#fcb900;
  --wrap:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
.wrap{width:100%;max-width:calc(var(--wrap) + 48px);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-9999px}.skip:focus{left:10px;top:10px;background:#fff;padding:8px;z-index:100}

/* tlačítka a štítky */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;border-radius:10px;padding:14px 22px;font-size:16px;border:0;cursor:pointer;font-family:inherit;transition:transform .15s,box-shadow .15s,background .15s;text-align:center}
.btn:hover{transform:translateY(-1px)}
.btn-red{background:var(--red);color:#fff;box-shadow:0 6px 18px rgba(221,51,51,.28)}
.btn-red:hover{background:var(--red-d)}
.btn-ghost{border:2px solid var(--ink);color:var(--ink);background:transparent}
.btn-ghost-w{border:2px solid rgba(255,255,255,.6);color:#fff;background:transparent}
.btn-sm{padding:10px 16px;font-size:14px}
.tag{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--red);background:var(--red-l);border-radius:999px;padding:5px 12px}

/* horní lišta + hlavička */
.topbar{background:var(--blue);color:#fff;font-size:14px;text-align:center;padding:9px 16px}
.topbar b{color:var(--yellow)} .topbar a{text-decoration:underline;margin-left:8px;white-space:nowrap}
.site-header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:50}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:76px;gap:20px}
.logo{display:flex;align-items:center;gap:12px;font-weight:800;font-size:20px;line-height:1.2}
.logo img{width:42px;height:42px}
.logo small{display:block;font-weight:500;font-size:12px;color:var(--mute)}
.nav{display:flex;gap:26px;font-weight:600;font-size:15px;color:var(--ink2);align-items:center}
.nav a:hover,.nav a.on{color:var(--red)}
.dd{position:relative}
.dd>a::after{content:" ▾";font-size:11px}
.dd-menu{display:none;position:absolute;top:100%;left:-16px;padding-top:14px}
.dd-menu div{background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 18px 40px rgba(0,0,0,.1);padding:8px;min-width:250px}
.dd-menu a{display:block;padding:10px 12px;border-radius:8px}
.dd-menu a small{display:block;font-weight:400;color:var(--mute);font-size:13px}
.dd-menu a:hover{background:var(--soft)}
.dd:hover .dd-menu,.dd:focus-within .dd-menu{display:block}
.nav .mob{display:none}
.burger{display:none;align-items:center;gap:8px;background:none;border:1.5px solid var(--line);border-radius:10px;cursor:pointer;padding:7px 12px;font-family:inherit;color:var(--ink)}
.burger .bi{font-size:22px;line-height:1}
.burger .bt{font-size:13px;font-weight:800;letter-spacing:.08em}
.site-header.open .burger{border-color:var(--red);color:var(--red)}

/* hero */
.hero{padding:72px 0 64px;background:linear-gradient(180deg,#fff 0%,var(--soft) 100%)}
.hero .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.hero h1{font-size:46px;line-height:1.08;letter-spacing:-.02em;margin:18px 0 20px;font-weight:800}
.hero h1 em{font-style:normal;color:var(--red)}
.lead{font-size:19px;color:var(--ink2);max-width:560px}
.ctas{display:flex;gap:14px;margin:30px 0 22px;flex-wrap:wrap}
.checks{display:flex;gap:10px 22px;font-size:14px;color:var(--mute);font-weight:500;flex-wrap:wrap}
.checks span::before{content:"✓ ";color:var(--red);font-weight:800}
.stage{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.scn{position:relative;border-radius:16px;overflow:hidden;box-shadow:0 20px 44px rgba(16,24,40,.18);background:#fff}
a.scn{display:block}
.scn svg{display:block;width:100%;height:auto}
.scn.big{grid-column:1/3}
.badge{position:absolute;left:12px;top:12px;background:rgba(255,255,255,.95);border-radius:999px;padding:5px 11px;font-size:12px;font-weight:800;color:var(--ink);box-shadow:0 4px 12px rgba(0,0,0,.12)}
.badge i{font-style:normal;color:var(--red)}
.svgdefs{position:absolute;width:0;height:0;overflow:hidden}

/* page hero (podstránky) */
.phero{padding:56px 0 48px;background:linear-gradient(180deg,#fff 0%,var(--soft) 100%);border-bottom:1px solid var(--line)}
.phero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.phero.simple .wrap{grid-template-columns:1fr}
.phero h1{font-size:44px;line-height:1.1;letter-spacing:-.02em;font-weight:800;margin:14px 0 14px}
.crumbs{font-size:13px;color:var(--mute)} .crumbs a:hover{color:var(--red)}

/* trust */
.trust{border-bottom:1px solid var(--line);background:#fff}
.trust .wrap{display:grid;grid-template-columns:repeat(4,1fr) 1.4fr;align-items:center;padding-top:26px;padding-bottom:26px;gap:16px}
.stat b{display:block;font-size:30px;font-weight:800;color:var(--red)}
.stat span{font-size:14px;color:var(--mute)}
.trust .pitch{font-size:14px;color:var(--ink2);border-left:1px solid var(--line);padding-left:24px}

/* sekce */
.sec{padding:88px 0}
.sec.soft{background:var(--soft)}
.sec h2,.h2{font-size:40px;line-height:1.15;letter-spacing:-.015em;font-weight:800;margin:14px 0 12px}
.sub{font-size:18px;color:var(--ink2);max-width:720px}
.shead{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:40px;gap:24px;flex-wrap:wrap}

/* karty formátů */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px;display:flex;flex-direction:column;position:relative;transition:box-shadow .2s,transform .2s}
.card:hover{box-shadow:0 18px 40px rgba(0,0,0,.08);transform:translateY(-2px)}
.card.feat{border:2px solid var(--red);box-shadow:0 18px 40px rgba(221,51,51,.12)}
.ribbon{position:absolute;top:-12px;right:20px;z-index:3;background:var(--red);color:#fff;font-size:11px;font-weight:800;letter-spacing:.06em;padding:5px 10px;border-radius:6px}
.card .scn{margin:-28px -28px 22px;border-radius:15px 15px 0 0;box-shadow:none}
.ico{width:52px;height:52px;border-radius:12px;background:var(--red-l);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.ico svg{width:28px;height:28px;stroke:var(--red);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:22px;font-weight:800;margin-bottom:8px;line-height:1.25}
.card h3 small{font-weight:600;color:var(--mute);font-size:16px}
.card p{font-size:15px;color:var(--ink2);margin-bottom:16px}
.card ul{list-style:none;font-size:14px;color:var(--ink2);margin-bottom:22px}
.card li{padding:4px 0}
.card li::before{content:"→ ";color:var(--red);font-weight:700}
.meta{display:flex;gap:8px;margin-bottom:20px;flex-wrap:wrap}
.meta span{font-size:12px;font-weight:600;background:var(--soft);border-radius:6px;padding:4px 8px;color:var(--ink2)}
.go{margin-top:auto;font-weight:800;color:var(--red);font-size:15px;display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:16px}
.go:hover{color:var(--red-d)}

/* modrý pás */
.band{background:var(--blue);color:#fff}
.band .wrap{display:grid;grid-template-columns:1fr 1.1fr;gap:64px;align-items:center}
.band .tag{background:#fff;color:var(--red)}
.band .sub{color:#e3eef8}
.steps{display:grid;gap:14px}
.step{display:flex;gap:18px;background:var(--blue2);border:1px solid #3d8ad0;border-radius:14px;padding:20px 22px}
.step .n{flex:none;width:40px;height:40px;border-radius:50%;background:var(--red);font-weight:800;display:flex;align-items:center;justify-content:center;font-size:18px}
.step b{display:block;font-size:17px;margin-bottom:2px}
.step span{font-size:14px;color:#d6e6f5}
.fmts{display:flex;gap:8px;flex-wrap:wrap;margin:26px 0 30px}
.fmts span{border:1px solid rgba(255,255,255,.45);border-radius:999px;padding:6px 12px;font-size:13px;color:#fff}

/* kalkulace */
.calc{background:var(--red);color:#fff;border-radius:20px;padding:44px 48px;display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center;margin-top:-40px;position:relative;z-index:2}
.calc h2{font-size:32px;line-height:1.15;font-weight:800;margin-bottom:10px}
.calc p{color:#ffe0e0}
.calc form{background:#fff;border-radius:14px;padding:20px;display:grid;gap:8px;color:var(--ink)}
.calc .btn{margin-top:6px}

/* formuláře */
.fl{font-size:12px;font-weight:700;color:var(--mute);text-transform:uppercase;letter-spacing:.06em}
.inp{width:100%;border:1px solid var(--line);border-radius:8px;padding:13px 14px;color:var(--ink);font-size:15px;font-family:inherit;background:#fff}
.inp:focus{outline:2px solid var(--blue);border-color:transparent}
textarea.inp{min-height:100px;resize:vertical}
.form{background:#fff;border-radius:18px;padding:32px;box-shadow:0 20px 50px rgba(0,0,0,.08)}
.form h3{font-size:20px;margin-bottom:16px}
.form .inp{margin-bottom:10px}
select.inp:invalid,select.inp option[value=""]{color:#9a9ea6}
.form .btn{width:100%;margin-top:6px}
.form small,.calc small{display:block;text-align:center;color:var(--mute);margin-top:10px;font-size:13px}
.pills{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.pills label{cursor:pointer}
.pills input{position:absolute;opacity:0;pointer-events:none}
.pills span{display:inline-block;border:1.5px solid var(--line);border-radius:999px;padding:7px 14px;font-size:14px;font-weight:600;user-select:none}
.pills input:checked+span{border-color:var(--red);background:var(--red-l);color:var(--red)}
.pills input:focus-visible+span{outline:2px solid var(--blue)}
.hp{position:absolute;left:-9999px}
.gdpr{display:block;text-align:center;color:var(--mute);font-size:12.5px;line-height:1.45;margin-top:12px}
.gdpr a{color:var(--blue);text-decoration:underline}
.calc .gdpr{text-align:left;margin-top:4px}
.msg{margin-top:12px;font-weight:600;font-size:14px;text-align:center}
.msg.ok{color:#1d7a3a} .msg.err{color:var(--red)}

/* proč my */
.why{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.why div{padding:24px;border-radius:14px;background:var(--soft)}
.why b{display:block;font-size:18px;margin:8px 0 6px}
.why span{font-size:14px;color:var(--ink2)}
.why .k{font-size:34px;font-weight:800;color:var(--red)}
.svc{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.svc a{border:1px solid var(--line);border-radius:12px;padding:20px;font-weight:700;display:flex;justify-content:space-between;align-items:center;gap:10px}
.svc a:hover{border-color:var(--red);color:var(--red)}
.svc a i{font-style:normal;color:var(--red)}

/* kontakt */
.final{background:var(--soft)}
.final .wrap{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.expert{display:flex;gap:22px;align-items:center;margin-top:30px;background:#fff;border-radius:16px;padding:20px 24px 20px 20px;border:1px solid var(--line);box-shadow:0 14px 34px rgba(0,0,0,.05);max-width:500px}
.expert .av{width:120px;height:140px;border-radius:12px;overflow:hidden;flex:none;background:#eceae6}
.expert .av img{display:block;width:230px;max-width:none;height:auto;margin:0 0 0 -58px}
.expert .ey{display:block;font-size:12px;font-weight:700;color:var(--red);text-transform:uppercase;letter-spacing:.06em;margin-bottom:4px}
.expert .nm{display:block;font-size:22px;font-weight:800;line-height:1.2}
.expert .role{display:block;font-size:14px;color:var(--mute);margin-bottom:8px}
.expert .ln{display:block;font-size:15px;font-weight:600;line-height:1.6}
.expert .ln:hover{color:var(--red)}
.expert .li{width:15px;height:15px;fill:#0a66c2;vertical-align:-2px;margin-right:4px}

/* obsah článků */
.content{max-width:780px}
.content h2{font-size:28px;line-height:1.25;margin:40px 0 12px;font-weight:800}
.content h3{font-size:21px;margin:28px 0 10px;font-weight:800}
.content h4{font-size:17px;margin:20px 0 6px}
.content p{margin-bottom:16px;font-size:17px;color:var(--ink2)}
.content ul,.content ol{margin:0 0 16px 22px;font-size:17px;color:var(--ink2)}
.content li{margin-bottom:6px}
.content a{color:var(--blue);text-decoration:underline;word-break:break-word}
.content .tbl{overflow-x:auto;margin:8px 0 20px}
.content table{width:100%;border-collapse:collapse;font-size:15px;min-width:520px}
.content th,.content td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top;color:var(--ink2)}
.content th{background:var(--soft);color:var(--ink);font-weight:700}
.content .sources{font-size:15px}
.content .anchor{color:var(--line);text-decoration:none;font-weight:600;margin-left:6px}
.content h2:hover .anchor,.content .anchor:focus{color:var(--red)}
.content .bmid code{display:inline-block;font-size:22px;font-weight:800;letter-spacing:.04em;background:var(--soft);border:1px dashed var(--red);border-radius:10px;padding:10px 18px;color:var(--ink);user-select:all}
.content figure{margin:20px 0}
.content img{border-radius:12px}
.content strong{color:var(--ink)}
.layout{display:grid;grid-template-columns:1fr 340px;gap:56px;align-items:start}
.aside{position:sticky;top:100px;display:grid;gap:18px}
.aside .box{border-radius:16px;padding:24px;background:var(--soft)}
.aside .box.red{background:var(--red);color:#fff}
.aside .box.red p{color:#ffe0e0}
.aside h3{font-size:19px;margin-bottom:8px;line-height:1.3}
.aside p{font-size:14px;color:var(--ink2);margin-bottom:14px}
.aside .btn{width:100%}
.aside .links a{display:block;padding:8px 0;border-bottom:1px solid var(--line);font-weight:600;font-size:15px}
.aside .links a:hover{color:var(--red)}

/* výpis článků */
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post{border:1px solid var(--line);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;background:#fff}
.post:hover{box-shadow:0 18px 40px rgba(0,0,0,.08)}
.post .im{aspect-ratio:16/9;background:var(--soft);overflow:hidden}
.post .im img{width:100%;height:100%;object-fit:cover}
.post .bd{padding:22px;display:flex;flex-direction:column;flex:1}
.post .dt{font-size:13px;color:var(--mute);margin-bottom:6px}
.post h2,.post h3{font-size:20px;line-height:1.3;margin:0 0 10px;font-weight:800}
.post p{font-size:15px;color:var(--ink2);margin-bottom:16px}

/* tabulka firemních údajů */
.company{display:grid;grid-template-columns:auto 1fr;gap:6px 18px;font-size:15px;color:var(--ink2)}
.company dt{font-weight:700;color:var(--ink)}

/* patička */
.site-footer{background:var(--blue3);color:#c4d6e8;font-size:14px;padding:56px 0 28px}
.site-footer .cols{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.3fr;gap:36px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.15)}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:12px}
.site-footer a{display:block;padding:3px 0}
.site-footer a:hover{color:#fff}
.site-footer .brand{color:#fff;font-weight:800;font-size:18px;margin-bottom:8px}
.site-footer .soc{display:flex;gap:14px;margin-top:12px}
.site-footer .legal{line-height:1.6}
.site-footer .bottom{display:flex;justify-content:space-between;gap:16px;padding-top:22px;flex-wrap:wrap;font-size:13px}

/* služby – řádky s obrázkem */
[id]{scroll-margin-top:90px}
.jump{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}
.jump a{border:1.5px solid var(--line);background:#fff;border-radius:999px;padding:8px 16px;font-weight:700;font-size:14px}
.jump a:hover{border-color:var(--red);color:var(--red)}
.svc-row .wrap{display:grid;grid-template-columns:1fr 1.1fr;gap:56px;align-items:center}
.ticks{list-style:none;margin:20px 0 4px;display:grid;gap:8px;color:var(--ink2)}
.ticks li::before{content:"✓ ";color:var(--red);font-weight:800}

/* dlaždice dalších služeb */
.tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:44px}
.tile{display:flex;flex-direction:column;gap:10px;border:1px solid var(--line);border-radius:16px;padding:26px 24px;background:#fff;transition:border-color .2s,box-shadow .2s,transform .2s}
.tile:hover{border-color:var(--red);box-shadow:0 16px 36px rgba(0,0,0,.07);transform:translateY(-2px)}
.tile .ico{margin-bottom:6px}
.tile b{font-size:18px;line-height:1.3}
.tile span{font-size:14px;color:var(--ink2)}
.tile i{font-style:normal;color:var(--red);font-weight:800;font-size:14px;margin-top:auto;padding-top:6px}
.sub-h{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-top:72px;flex-wrap:wrap}
.sub-h h3{font-size:26px;font-weight:800;line-height:1.2}

/* responzivita */
@media (max-width:1080px){
  .hero .wrap,.phero .wrap,.band .wrap,.final .wrap,.layout,.svc-row .wrap{grid-template-columns:1fr;gap:40px}
  .grid,.posts{grid-template-columns:1fr 1fr}
  .why,.svc,.tiles{grid-template-columns:1fr 1fr}
  .trust .wrap{grid-template-columns:repeat(2,1fr)}
  .trust .pitch{grid-column:1/3;border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:16px}
  .calc{grid-template-columns:1fr;padding:32px}
  .site-footer .cols{grid-template-columns:1fr 1fr}
  .aside{position:static}
}
@media (max-width:860px){
  .nav,.hdr-cta{display:none}
  .burger{display:inline-flex}
  .site-header.open .nav{display:flex;flex-direction:column;align-items:flex-start;position:absolute;top:76px;left:0;right:0;background:#fff;padding:16px 24px 24px;border-bottom:1px solid var(--line);gap:14px;box-shadow:0 20px 30px rgba(0,0,0,.08)}
  .site-header.open .dd-menu{display:block;position:static;padding:6px 0 0}
  .site-header.open .dd-menu div{box-shadow:none;border:0;padding:0 0 0 10px}
  .site-header.open .nav .btn{display:inline-flex}
}
@media (max-width:640px){
  .wrap{padding:0 16px}
  .hero{padding:44px 0}
  .hero h1,.phero h1{font-size:32px}
  .sec{padding:60px 0}
  .sec h2,.h2{font-size:28px}
  .grid,.posts,.why,.svc{grid-template-columns:1fr}
  .tiles{gap:12px}
  .tile{padding:18px 16px}
  .tile .ico{width:42px;height:42px}
  .tile span{display:none}
  .expert{gap:16px;padding:16px}
  .expert .av{width:96px;height:120px}
  .expert .av img{width:190px;margin-left:-47px}
  .expert .ln{font-size:14px;word-break:break-all}
  .hero .stage,.phero .scn{display:none}
  .tb-long{display:none}
  .ctas .btn{width:100%}
  .checks{font-size:13px}
  .card ul,.meta{display:none}
  .svc-row .scn{order:-1}
  .trust .wrap{gap:12px}
  .stat b{font-size:24px}
  .calc{padding:24px}
  .calc h2{font-size:24px}
  .form{padding:22px}
  .site-footer .cols{grid-template-columns:1fr}
  .topbar{font-size:13px}
  .logo{font-size:17px;gap:10px}
  .logo img{width:36px;height:36px}
  .logo small{font-size:11px}
}