/* ==========================================================================
   Casablanca INT — design tokens
   Paleta: hluboká navy + signální modrá ("Big Blue") + jantarový akcent.
   Písmo: IBM Plex Sans (nadpisy i text), IBM Plex Mono (technická čísla).
   ========================================================================== */
:root{
  --navy-950:#0B1017;
  --navy-900:#0F1B2B;
  --navy-800:#16212C;
  --navy-700:#1E2E40;
  --line-on-navy: rgba(255,255,255,.12);

  --paper:#F4F6F8;
  --paper-alt:#EAEEF2;
  --ink:#101821;
  --ink-soft:#4A5A6A;

  --blue:#2F6FED;
  --blue-dim:#1E4FB8;
  --amber:#FFB020;

  --white:#FFFFFF;

  --radius:10px;
  --radius-sm:6px;
  --shadow-card: 0 1px 2px rgba(16,24,33,.06), 0 8px 24px rgba(16,24,33,.06);

  --font-sans:'IBM Plex Sans', -apple-system, 'Segoe UI', sans-serif;
  --font-mono:'IBM Plex Mono', ui-monospace, SFMono-Regular, monospace;

  --wrap: 1180px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--font-sans);
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  line-height:1.55;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ font-weight:600; line-height:1.2; margin:0 0 .5em; letter-spacing:-.01em; }
h1{ font-size:clamp(2rem, 1.6rem + 2vw, 2.9rem); }
h2{ font-size:clamp(1.5rem, 1.3rem + 1vw, 2rem); }
h3{ font-size:1.15rem; }
p{ margin:0 0 1em; color:var(--ink-soft); }
.wrap{ max-width:var(--wrap); margin-inline:auto; padding-inline:24px; }

.skip-link{
  position:absolute; left:-9999px; top:0; background:var(--blue); color:#fff;
  padding:.6em 1em; z-index:200; border-radius:0 0 var(--radius-sm) 0;
}
.skip-link:focus{ left:0; }

:focus-visible{ outline:2px solid var(--blue); outline-offset:2px; }

.icon{ width:22px; height:22px; flex:none; }
.icon--sm{ width:16px; height:16px; }
.icon--xl{ width:34px; height:34px; }

/* ---- Buttons ------------------------------------------------------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.5em;
  padding:.85em 1.5em; border-radius:var(--radius-sm); font-weight:600;
  font-size:.95rem; border:1px solid transparent; cursor:pointer;
  transition:transform .15s ease, background-color .15s ease, border-color .15s ease;
}
.btn--primary{ background:var(--amber); color:var(--navy-950); }
.btn--primary:hover{ background:#ffc247; }
.btn--ghost{ background:transparent; color:inherit; border-color:currentColor; opacity:.9; }
.btn--ghost:hover{ opacity:1; background:rgba(255,255,255,.06); }
.btn--lg{ padding:1em 2em; font-size:1.05rem; }
.btn--full{ width:100%; }

/* ---- Header / nav ---------------------------------------------------- */
.site-header{ background:var(--navy-900); color:#fff; position:sticky; top:0; z-index:100; border-bottom:1px solid var(--line-on-navy); }
.site-header__inner{ display:flex; align-items:center; gap:2rem; padding-block:14px; }
.brand{ display:flex; align-items:center; margin-right:auto; }
.brand__logo{ height:32px; width:auto; display:block; }

.main-nav{ display:none; }
@media (min-width: 980px){ .main-nav{ display:block; } }
.main-nav > ul{ display:flex; gap:1.6rem; }
.main-nav > ul > li{ position:relative; }
.main-nav > ul > li > a{ font-size:.92rem; padding:.5em 0; display:inline-block; color:#D9E1EA; }
.main-nav > ul > li.is-active > a,
.main-nav > ul > li:hover > a{ color:#fff; }
.main-nav > ul > li.is-active > a{ box-shadow: 0 2px 0 var(--blue); }

.dropdown{
  position:absolute; top:100%; left:0; background:var(--navy-800);
  border:1px solid var(--line-on-navy); border-radius:var(--radius-sm);
  min-width:230px; padding:8px; display:none; box-shadow:0 12px 30px rgba(0,0,0,.35);
}
.has-children:hover > .dropdown{ display:block; }
.dropdown li{ position:relative; }
.dropdown a{ display:block; padding:.55em .7em; border-radius:6px; font-size:.88rem; color:#D9E1EA; }
.dropdown a:hover{ background:rgba(255,255,255,.06); color:#fff; }
.dropdown--nested{ position:absolute; left:100%; top:0; }

.site-header__actions{ display:flex; align-items:center; gap:1rem; }
.phone-link{ display:none; align-items:center; gap:.4em; font-family:var(--font-mono); font-size:.85rem; color:#D9E1EA; }
@media (min-width:640px){ .phone-link{ display:inline-flex; } }

.nav-toggle{ background:transparent; border:1px solid var(--line-on-navy); color:#fff; padding:.5em; border-radius:var(--radius-sm); cursor:pointer; }
@media (min-width:980px){ .nav-toggle{ display:none; } }

.mobile-nav{ background:var(--navy-800); border-top:1px solid var(--line-on-navy); }
.mobile-nav .wrap, .mobile-nav{ padding:12px 24px 20px; }
.mobile-nav ul ul{ padding-left:14px; }
.mobile-nav a{ display:block; padding:.55em 0; color:#D9E1EA; font-size:.94rem; }
.mobile-nav[hidden]{ display:none; }

/* ---- Breadcrumb -------------------------------------------------------- */
.breadcrumb{ display:flex; gap:.5em; align-items:center; padding-block:16px; font-size:.85rem; color:var(--ink-soft); }
.breadcrumb a{ color:var(--blue); }

/* ---- Hero ---------------------------------------------------------- */
.hero{ background:var(--navy-900); color:#fff; padding-block:64px 56px; position:relative; overflow:hidden; }
.hero__inner{ display:grid; grid-template-columns:1fr; gap:2.5rem; align-items:center; }
@media (min-width:900px){ .hero__inner{ grid-template-columns:1.1fr .9fr; } }
.hero__eyebrow{ font-family:var(--font-mono); font-size:.78rem; color:var(--blue); letter-spacing:.02em; margin-bottom:1em; }
.hero h1{ color:#fff; max-width:14ch; }
.hero__text{ color:#B9C4D0; max-width:46ch; font-size:1.05rem; }
.hero__actions{ display:flex; gap:1rem; flex-wrap:wrap; margin-top:1.5rem; }
.hero__graphic{ opacity:.9; }

/* ---- Highlights strip --------------------------------------------- */
.highlights{ background:var(--navy-800); color:#fff; }
.highlights__grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:1.5rem; padding-block:28px; }
@media (min-width:700px){ .highlights__grid{ grid-template-columns:repeat(4,1fr); } }
.highlight{ display:flex; flex-direction:column; gap:.2em; border-left:2px solid var(--blue); padding-left:1em; }
.highlight__value{ font-family:var(--font-mono); font-size:1.5rem; font-weight:600; }
.highlight__label{ font-size:.82rem; color:#9FB0C0; }

/* ---- Generic sections ------------------------------------------------ */
.section{ padding-block:64px; }
.section--tight{ padding-block:36px; }
.section--muted{ background:var(--paper-alt); }
.section--center{ text-align:center; }
.section__head{ max-width:60ch; margin-bottom:2.2rem; }
.section__head p{ margin-top:.4em; }

.page-header{ background:var(--navy-900); color:#fff; padding-block:44px; }
.page-header h1{ color:#fff; margin:0; }
.page-header__lead{ color:#B9C4D0; max-width:60ch; margin-top:.6em; }
.page-header__inner{ display:flex; align-items:center; gap:1rem; }
.page-header__icon{ color:var(--blue); }

/* ---- Service grid / cards --------------------------------------------- */
.service-grid{ display:grid; grid-template-columns:1fr; gap:1rem; }
@media (min-width:640px){ .service-grid{ grid-template-columns:repeat(2,1fr); } }
@media (min-width:960px){ .service-grid{ grid-template-columns:repeat(3,1fr); } }
.service-card{
  display:flex; align-items:center; gap:1em; background:#fff; border:1px solid #E2E8EE;
  border-radius:var(--radius); padding:1.3em 1.4em; box-shadow:var(--shadow-card);
  transition:border-color .15s ease, transform .15s ease;
}
.service-card:hover{ border-color:var(--blue); transform:translateY(-2px); }
.service-card__icon{ color:var(--blue); flex:none; }
.service-card__title{ font-weight:600; flex:1; }
.service-card__arrow{ color:#B7C0C9; }
.service-grid--wide .service-card{ flex-direction:column; align-items:flex-start; gap:.6em; position:relative; }
.service-card--big .service-card__text{ color:var(--ink-soft); font-size:.92rem; }
.service-card--big .service-card__arrow{ position:absolute; top:1.3em; right:1.3em; }

/* ---- Split section (about) --------------------------------------------- */
.section--split .split{ display:grid; grid-template-columns:1fr; gap:2.5rem; align-items:center; }
@media (min-width:900px){ .section--split .split{ grid-template-columns:.9fr 1.1fr; } }
.split__visual{ background:var(--navy-900); border-radius:var(--radius); padding:2rem; }
.check-list{ display:flex; flex-direction:column; gap:.7em; margin:1.2em 0; }
.check-list li{ display:flex; gap:.7em; align-items:flex-start; color:var(--ink-soft); }
.check-list .icon{ color:var(--blue); margin-top:.15em; flex:none; }

/* ---- Partners ----------------------------------------------------------- */
.partners__label{ font-family:var(--font-mono); font-size:.8rem; color:var(--ink-soft); text-align:center; margin-bottom:1.2em; }
.partners__row{ display:flex; flex-wrap:wrap; justify-content:center; gap:.7em; }
.partner-chip{ background:#fff; border:1px solid #E2E8EE; border-radius:999px; padding:.5em 1.1em; font-size:.85rem; color:var(--ink-soft); }
.partner-chip--img{ display:flex; align-items:center; justify-content:center; padding:.7em 1.4em; height:52px; background:var(--navy-900); border-color:var(--navy-700); }
.partner-chip--img img{ max-height:22px; max-width:120px; object-fit:contain; opacity:.85; transition:opacity .15s; }
.partner-chip--img:hover img{ opacity:1; }
.partners__more{ text-align:center; margin-top:1.6em; }
.partners__more a{ font-size:.9rem; font-weight:600; color:var(--blue); display:inline-flex; align-items:center; gap:.3em; }

/* ---- CTA band / strip --------------------------------------------------- */
.cta-band{ background:var(--blue); color:#fff; }
.cta-band__inner{ display:flex; flex-direction:column; gap:1.4rem; align-items:flex-start; padding-block:44px; }
@media (min-width:760px){ .cta-band__inner{ flex-direction:row; align-items:center; justify-content:space-between; } }
.cta-band h2{ color:#fff; margin-bottom:.2em; }
.cta-band p{ color:#DCE6FB; margin:0; }
.cta-band .btn--primary{ background:var(--navy-950); color:#fff; }
.cta-band .btn--primary:hover{ background:#000; }

.cta-strip{ background:var(--paper-alt); border-top:1px solid #E2E8EE; }
.cta-strip__inner{ display:flex; flex-direction:column; gap:1rem; align-items:flex-start; padding-block:32px; }
@media (min-width:700px){ .cta-strip__inner{ flex-direction:row; align-items:center; justify-content:space-between; } }
.cta-strip p{ margin:0; font-weight:500; color:var(--ink); }
.cta-strip__actions{ display:flex; gap:1rem; flex-wrap:wrap; }

/* ---- Prose / content sections ------------------------------------------- */
.prose-narrow{ max-width:74ch; }

.about-photos{ display:grid; grid-template-columns:1fr; gap:1rem; margin-top:2.5rem; }
@media (min-width:640px){ .about-photos{ grid-template-columns:1fr 1fr; } }
.about-photos img{ width:100%; height:280px; object-fit:cover; border-radius:var(--radius); background:var(--paper-alt); }

.timeline{ list-style:none; margin:0; padding:0; max-width:70ch; border-left:2px solid #E2E8EE; }
.timeline__item{ position:relative; padding:0 0 1.6em 1.6em; }
.timeline__item::before{ content:""; position:absolute; left:-6px; top:.3em; width:10px; height:10px; border-radius:50%; background:var(--blue); }
.timeline__year{ display:block; font-family:var(--font-mono); font-weight:600; color:var(--blue-dim); font-size:.85rem; letter-spacing:.02em; }
.timeline__text{ display:block; color:var(--ink-soft); margin-top:.2em; }
.lead{ font-size:1.1rem; color:var(--ink); }
.prose-sections{ display:flex; flex-direction:column; gap:2.4rem; max-width:74ch; }
.prose p{ margin-bottom:1em; }
.hint-text{ font-size:.85rem; color:var(--ink-soft); font-style:italic; }

/* ---- Reason grid (proč zrovna my) ---------------------------------------- */
.reason-grid{ display:grid; grid-template-columns:1fr; gap:1.4rem; }
@media (min-width:640px){ .reason-grid{ grid-template-columns:repeat(2,1fr); } }
@media (min-width:960px){ .reason-grid{ grid-template-columns:repeat(4,1fr); } }
.reason-card{ background:#fff; border:1px solid #E2E8EE; border-radius:var(--radius); padding:1.4em; }
.reason-card h3{ margin-bottom:.4em; font-size:1.02rem; }
.reason-card p{ font-size:.9rem; margin:0; }

/* ---- Logo grid (reference) ------------------------------------------------ */
.logo-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:1rem; }
@media (min-width:640px){ .logo-grid{ grid-template-columns:repeat(3,1fr); } }
.logo-chip{ background:#fff; border:1px solid #E2E8EE; border-radius:var(--radius); padding:1.4em; text-align:center; font-weight:600; color:var(--ink-soft); }
.logo-chip--img{ display:flex; align-items:center; justify-content:center; min-height:76px; background:var(--navy-900); border-color:var(--navy-700); transition:background .15s, border-color .15s; }
.logo-chip--img:hover{ background:var(--navy-800); border-color:var(--blue); box-shadow:0 8px 20px rgba(47,111,237,.18); }
.logo-chip--img img{ max-width:78%; max-height:32px; object-fit:contain; opacity:.85; transition:opacity .15s; }
.logo-chip--img:hover img{ opacity:1; }

.ref-grid{ display:grid; grid-template-columns:1fr; gap:1.5rem; margin-bottom:3rem; }
@media (min-width:640px){ .ref-grid{ grid-template-columns:repeat(2,1fr); } }
@media (min-width:1080px){ .ref-grid{ grid-template-columns:repeat(3,1fr); } }
.ref-card{ background:#fff; border:1px solid #E2E8EE; border-radius:var(--radius); padding:1.8em; display:flex; flex-direction:column; gap:.9em; }
.ref-card__logo{ height:52px; display:flex; align-items:center; padding:.6em 1em; background:var(--navy-900); border-radius:var(--radius-sm); align-self:flex-start; }
.ref-card__logo img{ max-height:100%; max-width:140px; object-fit:contain; }
.ref-card h3{ font-size:1.05rem; margin:0; }
.ref-card h3 a{ color:var(--ink); }
.ref-card h3 a:hover{ color:var(--blue); }
.ref-card__text{ color:var(--ink-soft); font-size:.92rem; line-height:1.6; margin:0; }
.ref-card__quote{ margin:0; padding-top:.8em; border-top:1px solid #EEF1F4; font-size:.88rem; font-style:italic; color:var(--ink-soft); }
.ref-more-heading{ font-size:1.3rem; margin-bottom:1.2rem; }

/* ---- Pricing -------------------------------------------------------------- */
.pricing-grid{ display:grid; grid-template-columns:1fr; gap:1.4rem; }
@media (min-width:640px){ .pricing-grid{ grid-template-columns:repeat(2,1fr); } }
@media (min-width:1100px){ .pricing-grid{ grid-template-columns:repeat(4,1fr); } }
.pricing-card{ background:#fff; border:1px solid #E2E8EE; border-radius:var(--radius); padding:1.6em; display:flex; flex-direction:column; box-shadow:var(--shadow-card); }
.pricing-card__text{ font-size:.88rem; }
.pricing-card__price{ font-family:var(--font-mono); font-size:1.4rem; font-weight:600; color:var(--navy-900); margin:0 0 1em; }
.pricing-detail-link{ margin-top:2rem; text-align:center; }
.pricing-detail-link a{ display:inline-flex; align-items:center; gap:.5em; color:var(--blue); font-weight:600; }

/* ---- Forms ------------------------------------------------------------------ */
.card-form{ background:#fff; border:1px solid #E2E8EE; border-radius:var(--radius); padding:1.8em; box-shadow:var(--shadow-card); }
.form-row{ margin-bottom:1.1em; display:flex; flex-direction:column; gap:.4em; }
.form-row label, .form-label{ font-size:.85rem; font-weight:600; color:var(--ink); }
.form-row input[type=text], .form-row input[type=email], .form-row input[type=tel], .form-row select, .form-row textarea{
  font: inherit; padding:.7em .8em; border:1px solid #D3DAE1; border-radius:var(--radius-sm); background:#fff; color:var(--ink);
}
.form-row textarea{ resize:vertical; }
.radio-row{ display:flex; gap:1.2em; }
.radio-row label{ display:flex; align-items:center; gap:.4em; font-weight:400; }
.form-row.website{ position:absolute; left:-9999px; }

.split--form{ display:grid; grid-template-columns:1fr; gap:2.5rem; }
@media (min-width:900px){ .split--form{ grid-template-columns:1fr 1fr; } }

.contact-card{ background:#fff; border:1px solid #E2E8EE; border-radius:var(--radius); padding:1.8em; box-shadow:var(--shadow-card); }
.contact-line{ display:flex; align-items:center; gap:.7em; margin-bottom:.9em; }
.contact-card--mono code{ font-family:var(--font-mono); font-size:.82rem; background:var(--paper-alt); padding:.2em .5em; border-radius:4px; }
.map-embed{ margin-top:1.2em; border-radius:var(--radius-sm); overflow:hidden; }

.process-steps{ display:flex; flex-direction:column; gap:1.4rem; margin-top:1.4rem; }
.process-step h3{ margin-bottom:.3em; }

/* ---- Blog --------------------------------------------------------------------- */
.blog-grid{ display:grid; grid-template-columns:1fr; gap:1.4rem; }
@media (min-width:640px){ .blog-grid{ grid-template-columns:repeat(2,1fr); } }
@media (min-width:960px){ .blog-grid{ grid-template-columns:repeat(3,1fr); } }
.blog-card{ background:#fff; border:1px solid #E2E8EE; border-radius:var(--radius); overflow:hidden; display:flex; flex-direction:column; box-shadow:var(--shadow-card); }
.blog-card:hover{ border-color:var(--blue); }
.blog-card__img{ display:block; aspect-ratio:373/223; overflow:hidden; background:var(--paper-alt); }
.blog-card__img img{ width:100%; height:100%; object-fit:cover; }
.blog-card__body{ padding:1.4em; display:flex; flex-direction:column; gap:.5em; flex:1; }
.blog-card__date{ font-family:var(--font-mono); font-size:.78rem; color:var(--ink-soft); }
.blog-card h2{ font-size:1.05rem; margin:0; }
.blog-card p{ font-size:.9rem; margin:0; }
.blog-card__more{ margin-top:auto; display:flex; align-items:center; gap:.4em; color:var(--blue); font-weight:600; font-size:.86rem; }
.blog-post__date{ font-family:var(--font-mono); font-size:.85rem; color:var(--ink-soft); }
.blog-post__img{ width:100%; max-height:360px; object-fit:cover; border-radius:var(--radius); margin:1.4em 0; }
.blog-post__back{ margin-top:2rem; }
.blog-post__back a{ display:inline-flex; gap:.5em; color:var(--blue); font-weight:600; }

.doc-list li{ margin-bottom:.8em; }
.doc-list a{ display:inline-flex; align-items:center; gap:.6em; color:var(--blue); font-weight:600; }

/* ---- Modal (pricing quote form) ------------------------------------------------ */
.modal[hidden]{ display:none; }
.modal{ position:fixed; inset:0; z-index:300; display:flex; align-items:center; justify-content:center; padding:20px; }
.modal__overlay{ position:absolute; inset:0; background:rgba(11,16,23,.6); }
.modal__box{ position:relative; background:#fff; border-radius:var(--radius); padding:2em; max-width:440px; width:100%; max-height:90vh; overflow:auto; }
.modal__close{ position:absolute; top:1em; right:1em; background:transparent; border:0; cursor:pointer; color:var(--ink-soft); }

/* ---- Form status banner --------------------------------------------------------- */
.form-banner{ margin-top:20px; padding:1em 1.3em; border-radius:var(--radius-sm); font-size:.92rem; }
.form-banner--success{ background:#E7F6EC; color:#1B6B34; border:1px solid #B6E3C4; }
.form-banner--error{ background:#FDECEC; color:#A32323; border:1px solid #F5C2C2; }
.form-banner p{ margin:0; color:inherit; }
.form-banner p + p{ margin-top:.4em; }

/* ---- Footer ----------------------------------------------------------------------- */
.site-footer{ background:var(--navy-950); color:#B9C4D0; margin-top:0; }
.footer-grid{ display:grid; grid-template-columns:1fr; gap:2.2rem; padding-block:56px 32px; }
@media (min-width:760px){ .footer-grid{ grid-template-columns:1.4fr 1fr 1fr 1.2fr; } }
.footer-col h3{ color:#fff; font-size:.85rem; text-transform:none; margin-bottom:1em; }
.footer-col ul{ display:flex; flex-direction:column; gap:.6em; }
.footer-col a{ font-size:.88rem; color:#B9C4D0; }
.footer-col a:hover{ color:#fff; }
.brand--footer{ display:flex; align-items:center; margin-bottom:.8em; }
.brand--footer .brand__logo{ height:26px; }
.footer-col--brand p{ font-size:.85rem; color:#7C8BA0; max-width:32ch; }
.footer-col p{ display:flex; align-items:center; gap:.6em; font-size:.88rem; margin-bottom:.7em; }
.social-row{ display:flex; gap:.6em; margin-top:.8em; }
.social-row a{ display:flex; align-items:center; justify-content:center; width:34px; height:34px; border-radius:8px; background:rgba(255,255,255,.06); border:1px solid var(--line-on-navy); color:#B9C4D0; transition:background .15s, color .15s; }
.social-row a:hover{ background:var(--blue); color:#fff; border-color:var(--blue); }
.social-row .icon{ width:16px; height:16px; }
.footer-bottom{ border-top:1px solid var(--line-on-navy); display:flex; justify-content:space-between; padding-block:20px; font-size:.8rem; color:#7C8BA0; }
.footer-bottom a{ color:#7C8BA0; }
.footer-bottom a:hover{ color:#fff; }

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