/* ===========================================================
   Rentrio — Marketingové poradenství
   Paleta: Lighthouse White #FAFBFB / Atlantic Blue #4C7FB5 /
   Storm Gray #69717A / Driftwood Brown #9A7656 / Sea Green #6FAE9D
   =========================================================== */

:root{
  --white:#FAFBFB;
  --blue:#4C7FB5;
  --blue-dark:#3a6597;
  --gray:#69717A;
  --brown:#9A7656;
  --green:#6FAE9D;
  --ink:#2b3138;
  --line:rgba(105,113,122,.18);
  --shadow:0 18px 50px -22px rgba(43,49,56,.45);
  --radius:18px;
  --maxw:1180px;
  --font:"Segoe UI",Roboto,-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--white);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--blue);text-decoration:none;transition:color .2s}
a:hover{color:var(--blue-dark)}
h1,h2,h3,h4{line-height:1.15;font-weight:700;color:var(--ink);letter-spacing:-.02em}
section{padding:88px 0}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 22px}
.eyebrow{
  display:inline-block;text-transform:uppercase;letter-spacing:.18em;
  font-size:.74rem;font-weight:700;color:var(--green);margin-bottom:14px;
}
.lead{font-size:1.12rem;color:var(--gray);max-width:640px}
.center{text-align:center;margin-left:auto;margin-right:auto}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.55rem;
  padding:14px 28px;border-radius:999px;font-weight:600;font-size:.98rem;
  cursor:pointer;border:1.5px solid transparent;transition:all .22s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 12px 26px -12px rgba(76,127,181,.8)}
.btn-primary:hover{background:var(--blue-dark);color:#fff;transform:translateY(-2px)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:#5c9a89;color:#fff;transform:translateY(-2px)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(250,251,251,.85);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:1.22rem;letter-spacing:-.02em;color:var(--ink)}
.brand img{width:38px;height:38px}
.brand span{color:var(--blue)}
.nav-links{display:flex;align-items:center;gap:30px;list-style:none}
.nav-links a{color:var(--gray);font-weight:500;font-size:.96rem}
.nav-links a:hover{color:var(--blue)}
.nav-cta{display:flex;align-items:center;gap:14px}
.burger{display:none;background:none;border:none;cursor:pointer;flex-direction:column;gap:5px;padding:6px}
.burger span{width:26px;height:2.5px;background:var(--ink);border-radius:2px;transition:.25s}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:0}
.hero-inner{
  display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
  min-height:88vh;padding:70px 0;
}
.hero h1{font-size:clamp(2.3rem,4.6vw,3.6rem);margin-bottom:22px}
.hero h1 em{font-style:normal;color:var(--blue)}
.hero p{font-size:1.16rem;color:var(--gray);margin-bottom:32px;max-width:560px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:34px}
.hero-stats{display:flex;gap:38px;flex-wrap:wrap}
.hero-stats .num{font-size:1.9rem;font-weight:800;color:var(--ink)}
.hero-stats .lbl{font-size:.86rem;color:var(--gray)}
.hero-media{position:relative}
.hero-media img{
  width:100%;height:560px;object-fit:cover;border-radius:26px;box-shadow:var(--shadow);
}
.hero-badge{
  position:absolute;bottom:26px;left:-24px;background:#fff;border-radius:16px;
  padding:18px 22px;box-shadow:var(--shadow);display:flex;align-items:center;gap:14px;
  max-width:260px;
}
.hero-badge .dot{width:44px;height:44px;border-radius:12px;background:var(--green);display:grid;place-items:center;color:#fff;font-weight:800;flex:none}
.hero-badge small{color:var(--gray);font-size:.8rem}
.hero-badge strong{display:block;font-size:1.02rem}

/* ---------- Trust bar ---------- */
.trust{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:26px 0}
.trust .row{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.trust span{color:var(--gray);font-weight:600;letter-spacing:.04em;font-size:.94rem;opacity:.85}

/* ---------- Section head ---------- */
.section-head{max-width:680px;margin:0 auto 54px;text-align:center}
.section-head h2{font-size:clamp(1.8rem,3.4vw,2.6rem);margin-bottom:14px}

/* ---------- Services ---------- */
.grid{display:grid;gap:26px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:32px 28px;transition:transform .25s,box-shadow .25s,border-color .25s;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.card .ico{
  width:54px;height:54px;border-radius:14px;display:grid;place-items:center;
  margin-bottom:18px;background:rgba(76,127,181,.1);color:var(--blue);
}
.card.g .ico{background:rgba(111,174,157,.14);color:var(--green)}
.card.b .ico{background:rgba(154,118,86,.14);color:var(--brown)}
.card h3{font-size:1.22rem;margin-bottom:10px}
.card p{color:var(--gray);font-size:.98rem}

/* ---------- Split / About ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split img{border-radius:22px;box-shadow:var(--shadow);height:480px;width:100%;object-fit:cover}
.split h2{font-size:clamp(1.8rem,3.2vw,2.4rem);margin-bottom:18px}
.split ul{list-style:none;margin-top:22px;display:grid;gap:14px}
.split li{display:flex;gap:12px;align-items:flex-start;color:var(--gray)}
.split li b{color:var(--ink)}
.check{flex:none;width:26px;height:26px;border-radius:50%;background:var(--green);color:#fff;display:grid;place-items:center;font-size:.85rem;margin-top:2px}

/* ---------- Process ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step}
.step{position:relative;padding:28px 22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
.step .n{counter-increment:step;font-size:.9rem;font-weight:800;color:var(--blue);letter-spacing:.1em}
.step .n::before{content:"0" counter(step)}
.step h4{margin:10px 0 8px;font-size:1.12rem}
.step p{color:var(--gray);font-size:.94rem}

/* ---------- Pricing ---------- */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:stretch}
.plan{
  background:#fff;border:1px solid var(--line);border-radius:22px;padding:34px 30px;
  display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s;
}
.plan:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.plan.featured{border:2px solid var(--blue);position:relative}
.plan.featured::after{
  content:"Nejoblíbenější";position:absolute;top:-14px;left:50%;transform:translateX(-50%);
  background:var(--blue);color:#fff;font-size:.74rem;font-weight:700;letter-spacing:.06em;
  padding:6px 16px;border-radius:999px;text-transform:uppercase;
}
.plan h3{font-size:1.28rem;margin-bottom:6px}
.plan .sub{color:var(--gray);font-size:.92rem;margin-bottom:20px}
.plan .price{font-size:2.2rem;font-weight:800;color:var(--ink)}
.plan .price small{font-size:.95rem;font-weight:500;color:var(--gray)}
.plan .price-note{font-size:.84rem;color:var(--gray);margin-top:4px}
.plan ul{list-style:none;margin:22px 0 26px;display:grid;gap:12px}
.plan li{display:flex;gap:10px;color:var(--gray);font-size:.95rem}
.plan li::before{content:"✓";color:var(--green);font-weight:800;flex:none}
.plan .btn{margin-top:auto;justify-content:center}
.pricing-foot{text-align:center;color:var(--gray);margin-top:30px;font-size:.94rem}

/* ---------- Testimonials ---------- */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.quote{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px}
.quote p{color:var(--ink);font-size:1rem;margin-bottom:20px}
.quote .who{display:flex;align-items:center;gap:14px}
.quote .who img{width:48px;height:48px;border-radius:50%;object-fit:cover}
.quote .who b{display:block;font-size:.96rem}
.quote .who small{color:var(--gray)}
.stars{color:var(--brown);letter-spacing:2px;margin-bottom:12px}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto}
.acc{border:1px solid var(--line);border-radius:14px;margin-bottom:14px;overflow:hidden;background:#fff}
.acc button{
  width:100%;text-align:left;background:none;border:none;padding:20px 24px;
  font-size:1.04rem;font-weight:600;color:var(--ink);cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.acc .plus{flex:none;transition:transform .25s;color:var(--blue);font-size:1.3rem}
.acc.open .plus{transform:rotate(45deg)}
.acc .panel{max-height:0;overflow:hidden;transition:max-height .3s ease;color:var(--gray)}
.acc .panel div{padding:0 24px 22px}
.acc.open .panel{max-height:320px}

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--blue) 0%,var(--green) 100%);
  border-radius:26px;padding:56px 48px;color:#fff;text-align:center;
}
.cta-band h2{color:#fff;font-size:clamp(1.7rem,3vw,2.3rem);margin-bottom:14px}
.cta-band p{color:rgba(255,255,255,.9);max-width:560px;margin:0 auto 26px}
.cta-band .btn-primary{background:#fff;color:var(--blue)}
.cta-band .btn-primary:hover{background:var(--white);color:var(--blue-dark)}

/* ---------- Contact / form ---------- */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
.contact-info h2{font-size:clamp(1.8rem,3.2vw,2.4rem);margin-bottom:16px}
.info-list{list-style:none;margin-top:26px;display:grid;gap:20px}
.info-list li{display:flex;gap:14px;align-items:flex-start}
.info-list .ic{width:44px;height:44px;border-radius:12px;background:rgba(76,127,181,.1);color:var(--blue);display:grid;place-items:center;flex:none}
.info-list b{display:block;color:var(--ink)}
.info-list span,.info-list a{color:var(--gray);font-size:.96rem}
.form{background:#fff;border:1px solid var(--line);border-radius:22px;padding:34px;box-shadow:var(--shadow)}
.form h3{margin-bottom:6px}
.form .muted{color:var(--gray);font-size:.92rem;margin-bottom:22px}
.field{margin-bottom:18px}
.field label{display:block;font-weight:600;font-size:.9rem;margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;border:1.5px solid var(--line);border-radius:12px;
  font-family:inherit;font-size:.98rem;color:var(--ink);background:var(--white);transition:border-color .2s,box-shadow .2s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(76,127,181,.14);
}
.field textarea{resize:vertical;min-height:120px}
.field.check-row{display:flex;gap:10px;align-items:flex-start}
.field.check-row input{width:auto;margin-top:5px}
.field.check-row label{font-weight:400;color:var(--gray);font-size:.88rem;margin:0}
.form-note{font-size:.86rem;color:var(--gray);margin-top:8px}
.form-msg{margin-top:16px;padding:14px 16px;border-radius:12px;font-size:.94rem;display:none}
.form-msg.ok{display:block;background:rgba(111,174,157,.16);color:#2f6d5c;border:1px solid rgba(111,174,157,.4)}
.field .err{color:#b4442f;font-size:.82rem;margin-top:5px;display:none}
.field.invalid input,.field.invalid textarea,.field.invalid select{border-color:#c9553c}
.field.invalid .err{display:block}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:64px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
.site-footer .brand{color:#fff}
.site-footer .brand span{color:var(--green)}
.footer-about{max-width:300px;margin-top:16px;font-size:.94rem;color:rgba(255,255,255,.6)}
.footer-col h4{color:#fff;font-size:.98rem;margin-bottom:16px}
.footer-col ul{list-style:none;display:grid;gap:10px}
.footer-col a{color:rgba(255,255,255,.68);font-size:.93rem}
.footer-col a:hover{color:var(--green)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);margin-top:44px;padding-top:24px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:.86rem;color:rgba(255,255,255,.5);
}

/* ---------- Cookie banner ---------- */
.cookie{
  position:fixed;left:20px;right:20px;bottom:20px;z-index:80;max-width:560px;margin:0 auto;
  background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);
  padding:22px 24px;display:none;
}
.cookie.show{display:block;animation:rise .4s ease}
@keyframes rise{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.cookie h4{margin-bottom:8px;font-size:1.06rem}
.cookie p{color:var(--gray);font-size:.9rem;margin-bottom:16px}
.cookie .actions{display:flex;gap:12px;flex-wrap:wrap}
.cookie .btn{padding:11px 20px;font-size:.9rem}

/* ---------- Legal pages ---------- */
.legal{padding:60px 0 80px}
.legal .container{max-width:840px}
.legal h1{font-size:clamp(1.9rem,3.6vw,2.6rem);margin-bottom:10px}
.legal .updated{color:var(--gray);font-size:.9rem;margin-bottom:34px}
.legal h2{font-size:1.34rem;margin:34px 0 12px}
.legal h3{font-size:1.08rem;margin:22px 0 8px}
.legal p,.legal li{color:var(--gray);margin-bottom:12px}
.legal ul,.legal ol{margin:0 0 16px 22px}
.legal a{font-weight:600}
.back-link{display:inline-flex;align-items:center;gap:8px;margin-bottom:26px;font-weight:600}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .hero-inner{grid-template-columns:1fr;gap:40px;min-height:auto;padding:48px 0}
  .hero-media img{height:420px}
  .split,.contact-grid{grid-template-columns:1fr;gap:36px}
  .split img{height:340px;order:-1}
  .grid-3,.pricing-grid,.quotes{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  section{padding:60px 0}
  .nav-links{
    position:fixed;top:74px;left:0;right:0;background:var(--white);
    flex-direction:column;gap:0;padding:10px 22px 24px;border-bottom:1px solid var(--line);
    display:none;box-shadow:var(--shadow);
  }
  .nav-links.open{display:flex}
  .nav-links li{width:100%;padding:12px 0;border-bottom:1px solid var(--line)}
  .nav-cta .btn-ghost{display:none}
  .burger{display:flex}
  .grid-3,.pricing-grid,.quotes,.steps,.grid-2,.footer-grid{grid-template-columns:1fr}
  .hero-badge{left:0;position:relative;bottom:0;margin-top:18px;max-width:none}
  .cta-band{padding:40px 24px}
  .footer-bottom{flex-direction:column}
}