/* Firemný denník — corporate SaaS / dashboard. Light gray + indigo. Vlastný skelet. */
:root{
  --bg:#f5f6fb; --panel:#ffffff; --ink:#1a1f36; --muted:#666d8c; --line:#e5e8f2;
  --indigo:#4f56d6; --indigo-d:#3a41bd; --dark:#161a2e; --green:#16a06b; --red:#d15a5a;
  --wrap:1180px; --r:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-size:16.5px;line-height:1.66;
  font-family:"Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif}
img{max-width:100%;display:block;height:auto;object-fit:cover;border-radius:8px}
a{color:var(--indigo-d);text-decoration:none}
h1,h2,h3{margin:0 0 .4em;line-height:1.16;color:var(--ink);font-weight:700;letter-spacing:-.02em}
h1{font-size:2.85rem}h2{font-size:1.95rem}h3{font-size:1.12rem}
p{margin:0 0 1em}
.fd-wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.fd-narrow{max-width:820px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:var(--indigo);color:#fff;padding:10px;z-index:99;border-radius:8px}
.fd-eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:.72rem;font-weight:800;color:var(--indigo);margin:0 0 .8em}
.fd-eyebrow-l{color:#a9adf7}

/* Header */
.fd-head{position:sticky;top:0;z-index:50;background:rgba(245,246,251,.92);backdrop-filter:blur(9px);border-bottom:1px solid var(--line)}
.fd-head-in{display:flex;align-items:center;justify-content:space-between;height:66px}
.fd-logo{font-weight:800;font-size:1.08rem;display:flex;align-items:center;gap:10px;color:var(--ink)}
.fd-logo-mk{display:grid;place-items:center;width:32px;height:32px;border-radius:8px;background:var(--indigo);color:#fff;font-weight:800;font-size:.8rem;flex:none}
.fd-nav{display:flex;align-items:center;gap:24px}
.fd-nav a{color:var(--muted);font-size:.95rem;font-weight:500}
.fd-nav a:hover{color:var(--indigo-d)}
.fd-nav-cta{color:#fff!important;background:var(--indigo);padding:9px 16px;border-radius:8px}
.fd-nav-cta:hover{background:var(--indigo-d)}
.fd-burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.fd-burger span{width:24px;height:2px;background:var(--ink)}

/* Buttons */
.fd-btn{display:inline-block;padding:12px 24px;border-radius:8px;font-weight:700;cursor:pointer;border:0;font-size:.98rem;transition:.15s}
.fd-btn-a{background:var(--indigo);color:#fff}
.fd-btn-a:hover{background:var(--indigo-d)}
.fd-btn-b{background:#fff;color:var(--indigo-d);border:1.5px solid var(--line)}
.fd-btn-b:hover{border-color:var(--indigo)}
.fd-btn-full{width:100%}

/* Hero */
.fd-hero{padding:58px 0 54px}
.fd-hero-in{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.fd-lead{font-size:1.18rem;color:var(--muted);max-width:52ch}
.fd-hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
.fd-hero-panel{background:var(--panel);border:1px solid var(--line);border-radius:16px;box-shadow:0 20px 50px rgba(26,31,54,.1);overflow:hidden}
.fd-panel-top{display:flex;align-items:center;gap:7px;padding:14px 18px;border-bottom:1px solid var(--line);background:#fafbfe}
.fd-dot{width:10px;height:10px;border-radius:50%;background:#d7dbec}
.fd-panel-title{margin-left:8px;font-size:.82rem;color:var(--muted);font-weight:600}
.fd-panel-rows{padding:8px 18px}
.fd-prow{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--line);font-size:.95rem;color:var(--muted)}
.fd-prow:last-child{border-bottom:0}
.fd-prow b{color:var(--ink);font-size:1.15rem;font-variant-numeric:tabular-nums}
.fd-prow .fd-hl{color:var(--indigo)}
.fd-prow .fd-ok{color:var(--green);font-size:.92rem}
.fd-hero-panel img{border-radius:0;width:100%;aspect-ratio:2/1}

/* Sections */
.fd-sec{padding:62px 0}
.fd-soft{background:#eef0f8}
.fd-dark{background:var(--dark);color:#e6e8f5}
.fd-dark h2{color:#fff}
.fd-sec-head{max-width:720px;margin:0 0 34px}

/* Grid tiles */
.fd-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.fd-tile{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:.16s}
.fd-tile:hover{box-shadow:0 14px 32px rgba(26,31,54,.1);border-color:#c9cef0;transform:translateY(-3px)}
.fd-tile img{border-radius:0;aspect-ratio:19/11}
.fd-tile-b{padding:18px 20px 22px}
.fd-tile-b h3{margin-bottom:.25em}
.fd-tile-b p{color:var(--muted);margin:0;font-size:.94rem}

/* Steps */
.fd-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.fd-step{background:rgba(255,255,255,.04);border:1px solid #2a2f4a;border-radius:var(--r);padding:24px 22px}
.fd-step-n{font-weight:800;color:#a9adf7;font-size:.95rem;letter-spacing:.05em}
.fd-step h3{color:#fff;margin:.3em 0 .25em}
.fd-step p{color:#b6bbd8;margin:0;font-size:.94rem}

/* Calculator slider */
.fd-calc-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:center}
.fd-calc-intro p{color:var(--muted)}
.fd-calc-hint{font-size:.88rem;opacity:.85}
.fd-calc{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:30px 32px;box-shadow:0 14px 40px rgba(26,31,54,.08)}
.fd-slider-lab{display:block;font-weight:600;margin-bottom:16px;color:var(--ink)}
.fd-slider-lab b{color:var(--indigo);font-variant-numeric:tabular-nums}
.fd-slider{width:100%;accent-color:var(--indigo);height:6px}
.fd-calc-out{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:26px 0 14px}
.fd-out-box{border-radius:12px;padding:20px;text-align:center}
.fd-out-bad{background:#fbeeee;border:1px solid #f2d3d3}
.fd-out-good{background:#e8f6f0;border:1px solid #cbe9dd}
.fd-out-lab{display:block;font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;font-weight:800;color:var(--muted)}
.fd-out-val{display:block;font-size:2rem;font-weight:800;margin:.1em 0;font-variant-numeric:tabular-nums}
.fd-out-bad .fd-out-val{color:var(--red)} .fd-out-good .fd-out-val{color:var(--green)}
.fd-out-sub{display:block;font-size:.82rem;color:var(--muted)}
.fd-calc-save{text-align:center;margin:0;color:var(--ink)}
.fd-calc-save b{color:var(--indigo);font-size:1.2rem;font-variant-numeric:tabular-nums}

/* Feature */
.fd-feature{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:0;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.fd-feature-txt{padding:52px 40px 52px 0}
.fd-feature-fig img{width:100%;aspect-ratio:17/15;border-radius:var(--r)}
.fd-checks{list-style:none;padding:0;margin:1em 0 0}
.fd-checks li{padding:9px 0 9px 28px;position:relative;color:var(--muted)}
.fd-checks li::before{content:"✓";position:absolute;left:0;color:var(--indigo);font-weight:800}

/* Two-col checklist */
.fd-two{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.fd-two-form{align-items:start}
.fd-two-txt p{color:var(--muted)}
.fd-checklist{list-style:none;padding:0;margin:0}
.fd-checklist li{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:15px 18px 15px 46px;margin-bottom:10px;position:relative;color:var(--ink);font-size:.97rem}
.fd-checklist li::before{content:"";position:absolute;left:16px;top:50%;transform:translateY(-50%);width:18px;height:18px;border-radius:5px;border:2px solid var(--indigo)}
.fd-checklist li::after{content:"✓";position:absolute;left:19px;top:50%;transform:translateY(-58%);color:var(--indigo);font-size:.8rem;font-weight:800}

/* Stats */
.fd-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.fd-stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:28px 26px;border-top:3px solid var(--indigo)}
.fd-stat b{display:grid;place-items:center;width:44px;height:44px;border-radius:10px;background:#eef0fb;color:var(--indigo);font-size:1.4rem;margin-bottom:14px}
.fd-stat h3{margin-bottom:.25em}
.fd-stat p{color:var(--muted);margin:0;font-size:.95rem}

/* Gallery */
.fd-gal{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.fd-gal img{width:100%;aspect-ratio:4/3;border-radius:10px}

/* Band */
.fd-band{background:linear-gradient(120deg,var(--indigo),var(--indigo-d));color:#fff;padding:54px 0}
.fd-band-in{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.fd-band h2{color:#fff}
.fd-band-txt p{color:#d6d8fb;margin:0}
.fd-form-row{display:grid;grid-template-columns:1fr auto;gap:12px}
.fd-form-row .fd-consent,.fd-form-row .fd-msg{grid-column:1/-1}

/* Forms */
.fd-form input,.fd-form textarea{width:100%;padding:13px 16px;border:1px solid var(--line);border-radius:8px;font:inherit;background:var(--panel);color:var(--ink)}
.fd-form input:focus,.fd-form textarea:focus{outline:none;border-color:var(--indigo)}
.fd-band .fd-form input{border-color:transparent}
.fd-form label{display:block;font-weight:600;margin-bottom:16px;font-size:.93rem}
.fd-form label input,.fd-form label textarea{margin-top:7px;font-weight:400}
.fd-f2{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
.fd-consent{display:flex!important;align-items:flex-start;gap:9px;font-weight:400!important;font-size:.87rem;color:var(--muted)}
.fd-band .fd-consent{color:#d6d8fb}
.fd-consent input{width:auto!important;margin-top:3px}
.fd-msg{min-height:1.2em;font-weight:600;margin:6px 0 0}
.fd-msg.ok{color:var(--indigo-d)} .fd-band .fd-msg.ok{color:#d8fce9} .fd-msg.err{color:var(--red)}

/* FAQ */
.fd-faq details{background:var(--panel);border:1px solid var(--line);border-radius:8px;margin-bottom:10px;padding:2px 22px}
.fd-faq summary{cursor:pointer;font-weight:700;padding:16px 30px 16px 0;list-style:none;position:relative;font-size:1.02rem}
.fd-faq summary::after{content:"+";position:absolute;right:2px;top:13px;color:var(--indigo);font-size:1.4rem}
.fd-faq details[open] summary::after{content:"–"}
.fd-faq p{color:var(--muted);margin:0 0 16px}

/* Footer */
.fd-foot{background:var(--dark);color:#a3a9c8;padding:44px 0 0}
.fd-foot-in{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;padding-bottom:26px;border-bottom:1px solid #2a2f4a}
.fd-foot-brand{max-width:420px}
.fd-foot .fd-logo{color:#fff}
.fd-foot-brand p{color:#8b91b4;font-size:.94rem;margin:.5em 0 0}
.fd-foot-links{display:flex;gap:20px;flex-wrap:wrap;align-items:center}
.fd-foot-links a{color:#b3b8d4;font-size:.92rem}
.fd-foot-links a:hover{color:#fff}
.fd-foot-b{padding:16px 24px;font-size:.85rem;color:#6a7091}
.fd-foot-b p{margin:0}

/* Cookie */
.fd-cookie{position:fixed;left:16px;right:16px;bottom:16px;max-width:640px;margin:0 auto;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px 20px;display:flex;gap:16px;align-items:center;justify-content:space-between;z-index:80;box-shadow:0 12px 30px rgba(26,31,54,.16)}
.fd-cookie p{margin:0;font-size:.9rem;color:var(--muted)}

/* Legal */
.fd-legal{max-width:800px;margin:0 auto;padding:46px 24px 70px}
.fd-legal h1{font-size:2.2rem}
.fd-legal h2{font-size:1.3rem;margin:1.4em 0 .4em;color:var(--indigo-d)}
.fd-legal p,.fd-legal li{color:var(--muted)}
.fd-legal a.back{display:inline-block;margin-bottom:22px;color:var(--indigo-d);font-weight:700}
.fd-legal .ftab{width:100%;border-collapse:collapse;font-size:.88rem;margin-top:14px}
.fd-legal .ftab th,.fd-legal .ftab td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top;color:var(--muted)}
.fd-legal .ftab th{color:var(--ink)} .fd-legal .ftab code{font-size:.8rem;color:var(--indigo-d)}

/* Responsive */
@media(max-width:940px){
  h1{font-size:2.2rem}h2{font-size:1.6rem}
  .fd-hero-in,.fd-feature,.fd-calc-wrap,.fd-two,.fd-band-in{grid-template-columns:1fr}
  .fd-grid,.fd-gal{grid-template-columns:1fr 1fr}
  .fd-grid-3,.fd-steps,.fd-stats{grid-template-columns:1fr 1fr}
  .fd-feature-txt{padding:44px 0}
}
@media(max-width:600px){
  body{font-size:16px}
  .fd-nav{display:none;position:absolute;top:66px;left:0;right:0;flex-direction:column;background:var(--panel);padding:16px 24px;gap:10px;border-bottom:1px solid var(--line)}
  .fd-nav.is-open{display:flex}
  .fd-burger{display:flex}
  .fd-grid,.fd-grid-3,.fd-gal,.fd-steps,.fd-stats,.fd-calc-out,.fd-f2,.fd-form-row{grid-template-columns:1fr}
}