/* ==========================================================================
   Chcem zdravie — identita „PULZ / MERANIE"
   Značka: srdce + EKG pulz (navy #16233B + červená #E63328 z loga)
   Systém farieb je sémantický: ČERVENÁ = zápal/signál · ZELENÁ = rovnováha/riešenie
   Typo: Bricolage Grotesque (display) · Inter (telo) · Space Mono (merania/labely)
   Signature: EKG pulz — kreslí sa, tepe, delí sekcie
   ========================================================================== */

:root {
  /* ── značkové ── */
  --navy:        #16233B;   /* logo navy — text + tmavé sekcie */
  --navy-2:      #22344F;
  --navy-3:      #33465F;
  --paper:       #F7F5F0;   /* teplá takmer-biela základňa */
  --paper-2:     #FEFDFB;
  --biela:       #FFFFFF;
  --pulz:        #E63328;   /* logo červená — signál, CTA energia, zápal */
  --pulz-deep:   #C22619;
  --pulz-wash:   #FBE7E4;
  --rovno:       #12876A;   /* rovnováha / riešenie / „zmerané" */
  --rovno-deep:  #0C6D55;
  --rovno-wash:  #DDEFE8;
  --line:        #E1DDD3;   /* jemná linka na paper */
  --line-navy:   rgba(255,255,255,.14);
  --ink-soft:    #5C6473;   /* stlmený text */
  --ink-mut:     #8A8F99;

  /* ── typo ── */
  --f-display: "Bricolage Grotesque", "Arial Narrow", sans-serif;
  --f-body:    "Inter", system-ui, sans-serif;
  --f-mono:    "Space Mono", ui-monospace, monospace;

  --fs-hero: clamp(2.6rem, 7vw, 5.2rem);
  --fs-h2:   clamp(1.7rem, 4vw, 2.7rem);
  --fs-h3:   1.25rem;
  --fs-lead: clamp(1.08rem, 2.2vw, 1.28rem);

  --maxw: 1160px;
  --pad: clamp(1.1rem, 4vw, 2.6rem);
  --r: 6px;              /* ostrejší, „prístrojový" radius */
  --r-lg: 14px;
  --shadow: 0 18px 50px -20px rgba(22,35,59,.35);
  --shadow-sm: 0 6px 20px -10px rgba(22,35,59,.3);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--navy);
  font-family: var(--f-body);
  font-size: 1.05rem;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--pulz-deep); text-underline-offset: 3px; text-decoration-thickness: 1.5px; }
a:hover { color: var(--pulz); }

h1, h2, h3, h4 {
  font-family: var(--f-display);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin: 0 0 .5em;
}
h1 { font-size: var(--fs-hero); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); font-weight: 600; letter-spacing: -0.01em; line-height: 1.2; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding-left: var(--pad); padding-right: var(--pad); }
.narrow { max-width: 760px; }

/* ── eyebrow: mono prístrojový label so signálom ── */
.eyebrow {
  font-family: var(--f-mono);
  font-size: .74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--rovno-deep);
  display: inline-flex;
  align-items: center;
  gap: .6em;
  margin: 0 0 1.1rem;
}
.eyebrow::before {
  content: "";
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--rovno);
  box-shadow: 0 0 0 4px var(--rovno-wash);
  animation: blip 2.4s ease-in-out infinite;
}
.eyebrow--alert { color: var(--pulz-deep); }
.eyebrow--alert::before { background: var(--pulz); box-shadow: 0 0 0 4px var(--pulz-wash); }
@keyframes blip { 0%,100%{transform:scale(1);opacity:1} 50%{transform:scale(.7);opacity:.6} }

/* ── header ── */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 85%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; min-height: 68px; gap: 1rem; }
.logo { display: inline-flex; align-items: center; text-decoration: none; }
.logo img { height: 34px; width: auto; }
.nav { display: flex; gap: 1.4rem; align-items: center; }
.nav a { text-decoration: none; color: var(--navy); font-size: .95rem; font-weight: 500; position: relative; }
.nav a:not(.btn)::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -4px; height: 2px;
  background: var(--pulz); transition: right .25s ease;
}
.nav a:not(.btn):hover::after, .nav a.active:not(.btn)::after { right: 0; }
.nav a.active { color: var(--pulz-deep); }
.nav-toggle { display: none; background: none; border: 0; color: var(--navy); cursor: pointer; padding: .3rem; }
.nav-toggle svg { width: 26px; height: 26px; }

/* ── buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: .5em;
  font-family: var(--f-body); font-weight: 600; font-size: 1rem;
  padding: .85rem 1.7rem; border-radius: 999px;
  text-decoration: none; border: 2px solid transparent; cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease, color .15s ease;
  line-height: 1;
}
.btn-primary { background: var(--pulz); color: #fff; box-shadow: 0 10px 24px -8px rgba(230,51,40,.6); }
.btn-primary:hover { background: var(--pulz-deep); color: #fff; transform: translateY(-2px); }
.btn-solid { background: var(--navy); color: var(--paper); }
.btn-solid:hover { background: var(--navy-2); color: #fff; transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn-ghost:hover { background: var(--navy); color: var(--paper); }
.section-dark .btn-ghost { color: var(--paper); border-color: rgba(255,255,255,.5); }
.section-dark .btn-ghost:hover { background: var(--paper); color: var(--navy); }
:focus-visible { outline: 3px solid var(--pulz); outline-offset: 3px; }

/* ── HERO ── */
.hero { position: relative; padding: clamp(2.6rem, 7vw, 5.4rem) 0 0; }
.hero .wrap { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(1.8rem, 4vw, 4rem); align-items: center; }
.hero h1 .accent { color: var(--pulz); position: relative; white-space: nowrap; }
.hero-lead { font-size: var(--fs-lead); color: var(--ink-soft); max-width: 32em; margin: 1.2rem 0 0; }
.hero-cta { display: flex; gap: .9rem; flex-wrap: wrap; margin-top: 1.8rem; align-items: center; }
.hero-sig { font-family: var(--f-mono); font-size: .82rem; color: var(--ink-mut); margin-top: 1.2rem; }
.hero-media { position: relative; }
.hero-media > img { border-radius: var(--r-lg); box-shadow: var(--shadow); aspect-ratio: 4/4.2; object-fit: cover; }

/* EKG pulz pás pod hero */
.pulse-strip { position: relative; margin-top: clamp(1.6rem, 4vw, 2.6rem); color: var(--pulz); }
.pulse-strip svg { width: 100%; height: 54px; display: block; }
/* Základný stav = plne viditeľný (bez JS aj v screenshote). Draw spustí JS cez .in. */
.js .pulse-strip .pulse-draw { clip-path: inset(0 100% 0 0); }
.js .pulse-strip .pulse-draw.in { animation: draw 2.4s ease-out forwards; }
@keyframes draw { from { clip-path: inset(0 100% 0 0); } to { clip-path: inset(0 0 0 0); } }

/* ── clinical readout (ratio meter) ── */
.readout {
  background: var(--navy); color: var(--paper); border-radius: var(--r-lg);
  padding: 1.3rem 1.4rem; box-shadow: var(--shadow); border: 1px solid var(--line-navy);
}
.hero-media .readout { position: absolute; left: -6%; bottom: -1.8rem; width: min(330px, 88%); }
.readout .ro-head { display: flex; justify-content: space-between; align-items: baseline; font-family: var(--f-mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: #A7B4C6; margin-bottom: .8rem; }
.readout .ro-val { font-family: var(--f-mono); font-weight: 700; }
.ro-bar { position: relative; height: 10px; border-radius: 5px; background: linear-gradient(90deg, var(--rovno) 0 26%, #3f5170 26% 42%, var(--pulz) 78% 100%); overflow: visible; }
.ro-needle { position: absolute; top: -6px; width: 3px; height: 22px; border-radius: 2px; background: #fff; left: var(--pos, 82%); box-shadow: 0 0 0 3px rgba(230,51,40,.35); transition: left 1.4s cubic-bezier(.2,.9,.2,1); }
.ro-scale { display: flex; justify-content: space-between; font-family: var(--f-mono); font-size: .66rem; color: #8695ab; margin-top: .6rem; }
.ro-scale .bad { color: var(--pulz); }
.ro-note { font-size: .82rem; color: #B9C4D2; margin: .7rem 0 0; line-height: 1.5; }

/* ── sekcie ── */
.section { padding: clamp(3rem, 8vw, 6rem) 0; position: relative; }
.section-mist { background: var(--mist, #EAF0F3); }
.section-rovno { background: var(--rovno-wash); }
.section-dark { background: var(--navy); color: var(--paper); }
.section-dark h1,.section-dark h2,.section-dark h3 { color: #fff; }
.section-dark .eyebrow { color: #7FD3B8; }
.section-dark a:not(.btn) { color: #fff; }
.section-head { max-width: 46em; margin-bottom: 2.4rem; }
.section-head p { color: var(--ink-soft); font-size: var(--fs-lead); }
.section-dark .section-head p { color: #C4D0DD; }

/* divider pulz medzi sekciami */
.pulse-divider { color: var(--line); line-height: 0; }
.pulse-divider svg { width: 100%; height: 26px; display: block; opacity: .7; }

.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.4rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 1.6rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.2rem; }

/* ── karty ── */
.card {
  background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 1.6rem; position: relative; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.card h3 { margin-top: .5rem; }
.card p { color: var(--ink-soft); font-size: .98rem; margin-bottom: 0; }
a.card { text-decoration: none; color: inherit; display: block; }
a.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-sm); border-color: var(--pulz); }
.card .icon { width: 30px; height: 30px; stroke: var(--pulz); fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; display: block; }
.section-dark .card { background: var(--navy-2); border-color: var(--line-navy); }
.section-dark .card p { color: #B9C4D2; }

/* symptóm karty — červený signál */
.card--alert::before { content:""; position:absolute; top:0; left:0; width:100%; height:3px; background:var(--pulz); border-radius: var(--r-lg) var(--r-lg) 0 0; }

/* ── kroky (číslované — reálna sekvencia) ── */
.steps { counter-reset: k; display: grid; grid-template-columns: repeat(3,1fr); gap: 1.4rem; }
.step { counter-increment: k; background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 1.7rem 1.6rem; position: relative; }
.step::before { content: counter(k); font-family: var(--f-mono); font-weight: 700; font-size: 1rem; color: #fff; background: var(--navy); width: 2rem; height: 2rem; border-radius: 50%; display: grid; place-items: center; margin-bottom: .9rem; }
.step:last-child::before { background: var(--rovno); }

/* ── e-book karty ── */
.ebook-card { background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 1.9rem; display: flex; flex-direction: column; gap: .7rem; }
.ebook-card .price { font-family: var(--f-mono); font-size: 1.7rem; font-weight: 700; color: var(--navy); }
.ebook-card .price small { font-size: .78rem; color: var(--ink-soft); font-weight: 400; }
.ebook-card .btn { align-self: flex-start; margin-top: .3rem; }
.badge { display: inline-block; font-family: var(--f-mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; background: var(--rovno-wash); color: var(--rovno-deep); border-radius: 4px; padding: .3em .7em; align-self: flex-start; }
.badge--hot { background: var(--pulz-wash); color: var(--pulz-deep); }

/* ── štatistika / big number ── */
.stat { font-family: var(--f-mono); }
.stat .num { font-family: var(--f-display); font-weight: 700; font-size: clamp(2.4rem,6vw,3.6rem); color: var(--pulz); line-height: 1; letter-spacing: -.02em; }
.stat .lbl { font-family: var(--f-mono); font-size: .78rem; letter-spacing: .06em; color: var(--ink-soft); text-transform: uppercase; margin-top: .4rem; }

/* ── formuláre ── */
.form-inline { display: flex; gap: .7rem; flex-wrap: wrap; }
input[type=email],input[type=text],textarea {
  font: inherit; padding: .82rem 1.1rem; border-radius: var(--r);
  border: 1.5px solid var(--line); background: var(--biela); color: var(--navy); min-width: min(280px,100%);
}
.section-dark input[type=email],.section-dark input[type=text] { background: var(--navy-2); border-color: var(--line-navy); color: #fff; }
.form-note { font-size: .82rem; color: var(--ink-soft); }
.form-msg { font-weight: 600; margin-top: .6rem; }
.form-msg.err { color: var(--pulz); }

/* ── recenzie ── */
.review { background: var(--paper-2); border: 1px solid var(--line); border-left: 3px solid var(--rovno); border-radius: var(--r-lg); padding: 1.5rem; }
.review p { margin: 0 0 .8rem; }
.review cite { font-style: normal; font-family: var(--f-mono); font-size: .8rem; color: var(--ink-soft); }
.review .stars { color: var(--pulz); letter-spacing: 2px; font-size: .9rem; }

/* ── FAQ ── */
details.faq { border-bottom: 1px solid var(--line); padding: 1rem 0; }
details.faq summary { font-family: var(--f-display); font-weight: 600; font-size: 1.08rem; cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after { content: "+"; font-family: var(--f-mono); color: var(--pulz); font-size: 1.3rem; line-height: 1; }
details.faq[open] summary::after { content: "\2013"; }
details.faq p { color: var(--ink-soft); margin: .7rem 0 0; }

/* ── footer ── */
.site-footer { background: var(--navy); color: #C4D0DD; padding: 3.4rem 0 2rem; margin-top: 0; font-size: .95rem; }
.site-footer a { color: #C4D0DD; text-decoration: none; }
.site-footer a:hover { color: #fff; }
.site-footer .cols { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2rem; margin-bottom: 2.4rem; }
.site-footer .logo img { height: 40px; margin-bottom: .8rem; }
.site-footer h4 { font-family: var(--f-mono); font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: #fff; margin: 0 0 .8rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .5rem; }
.site-footer .legal { border-top: 1px solid var(--line-navy); padding-top: 1.6rem; font-size: .8rem; color: #8695ab; }
.site-footer .legal a { color: #A7B4C6; text-decoration: underline; }

/* ── sticky mobile CTA ── */
.sticky-cta { display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; background: var(--paper-2); border-top: 1px solid var(--line); padding: .7rem var(--pad); box-shadow: 0 -10px 30px -12px rgba(22,35,59,.4); }
.sticky-cta .btn { width: 100%; justify-content: center; }

/* ── prvky dôvery ── */
.trust-strip { display: grid; grid-template-columns: repeat(4,1fr); gap: 1rem; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 1.4rem 0; }
.trust-item { display: flex; gap: .7rem; align-items: flex-start; }
.trust-item .icon { width: 24px; height: 24px; stroke: var(--rovno); fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; flex: none; margin-top: 2px; }
.trust-item b { display: block; font-size: .95rem; font-family: var(--f-display); font-weight: 600; letter-spacing: -.01em; }
.trust-item span { font-size: .82rem; color: var(--ink-soft); }
.section-dark .trust-item .icon { stroke: #7FD3B8; }
.section-dark .trust-item span { color: #B9C4D2; }

.cited-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.4rem; }
.cited { background: var(--paper-2); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 1.6rem; }
.cited .big { font-family: var(--f-display); font-weight: 700; font-size: clamp(2rem,5vw,2.8rem); line-height: 1; color: var(--pulz); letter-spacing: -.02em; }
.cited .txt { margin: .6rem 0 .5rem; color: var(--navy); }
.cited .src { font-family: var(--f-mono); font-size: .68rem; color: var(--ink-mut); letter-spacing: .02em; }
.section-dark .cited { background: var(--navy-2); border-color: var(--line-navy); }
.section-dark .cited .txt { color: #E7EDF2; }
.section-dark .cited .big { color: #ff6a5f; }

.assurance { display: flex; flex-wrap: wrap; gap: 1.2rem 1.8rem; justify-content: center; padding: 1.1rem 1.2rem; background: var(--rovno-wash); border-radius: var(--r-lg); }
.assurance span { display: inline-flex; align-items: center; gap: .5em; font-size: .9rem; font-weight: 500; color: var(--rovno-deep); }
.assurance .icon { width: 20px; height: 20px; stroke: var(--rovno-deep); fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.refs { font-size: .78rem; color: var(--ink-mut); font-family: var(--f-mono); line-height: 1.6; }
.refs a { color: var(--ink-mut); }

@media (max-width: 720px) {
  .trust-strip { grid-template-columns: 1fr 1fr; }
  .cited-grid { grid-template-columns: 1fr; }
}

/* ── reveal ── */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.in { opacity: 1; transform: none; }

/* ── responsive ── */
@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .hero-media .readout { position: static; width: 100%; margin-top: 1rem; }
  .grid-3, .grid-4, .steps { grid-template-columns: 1fr 1fr; }
  .site-footer .cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  .nav { display: none; position: absolute; top: 68px; left: 0; right: 0; background: var(--paper); border-bottom: 1px solid var(--line); flex-direction: column; align-items: flex-start; padding: 1rem var(--pad) 1.4rem; gap: 1rem; }
  .nav.open { display: flex; }
  .nav-toggle { display: block; }
  .grid-3, .grid-2, .grid-4, .steps { grid-template-columns: 1fr; }
  .site-footer .cols { grid-template-columns: 1fr; }
  .sticky-cta { display: block; }
  body.has-sticky-cta { padding-bottom: 72px; }
}

/* ==========================================================================
   Spätná kompatibilita — aliasy starých názvov tried (stránky z 1. iterácie)
   aby nacascadovali na novú identitu bez editácie každej stránky.
   ========================================================================== */
:root { --mist: #EAF0F3; }
.section-hmla { background: var(--mist); }
.section-tmava { background: var(--navy); color: var(--paper); }
.section-tmava h1,.section-tmava h2,.section-tmava h3 { color: #fff; }
.section-tmava .eyebrow { color: #7FD3B8; }
.section-tmava a:not(.btn) { color: #fff; }
.section-tmava .btn-ghost { color: var(--paper); border-color: rgba(255,255,255,.5); }
.section-tmava .btn-ghost:hover { background: var(--paper); color: var(--navy); }
.eyebrow--ok { /* default eyebrow je už zelený */ }
.lead { font-size: var(--fs-lead); color: var(--ink-soft); }
.hero-note { font-family: var(--f-mono); font-size: .82rem; color: var(--ink-mut); }
.card-icon { font-size: 1.6rem; display: block; margin-bottom: .3rem; }
.logo-mark { color: var(--pulz); }
/* starý ratio-meter (index v1) → prístrojový vzhľad */
.ratio-meter { background: var(--navy); color: var(--paper); border-radius: var(--r-lg); padding: 1.2rem 1.3rem; box-shadow: var(--shadow); }
.ratio-meter .rm-title { display: flex; justify-content: space-between; font-family: var(--f-mono); font-size: .66rem; letter-spacing: .1em; text-transform: uppercase; color: #A7B4C6; margin-bottom: .7rem; }
.rm-bar { position: relative; height: 12px; border-radius: 6px; background: linear-gradient(90deg,var(--rovno) 0 24%,#3f5170 24% 40%,var(--pulz) 76% 100%); }
.rm-needle { position: absolute; top: -6px; width: 3px; height: 24px; background: #fff; border-radius: 2px; left: var(--pos,82%); box-shadow: 0 0 0 3px rgba(230,51,40,.35); transition: left 1.3s cubic-bezier(.2,.9,.2,1); }
.rm-scale { display: flex; justify-content: space-between; font-family: var(--f-mono); font-size: .66rem; color: #8695ab; margin-top: .5rem; }
.rm-scale .rm-bad { color: var(--pulz); }
.rm-legend { font-size: .82rem; color: #B9C4D2; margin-top: .6rem; }

/* Aliasy starých premenných (stránky z 1. iterácie) → nová paleta „Pulz" */
:root {
  --ink: var(--navy);
  --jantar: var(--rovno);
  --jantar-tmavy: var(--rovno-deep);
  --hmla: var(--mist);
  --hmla-line: var(--line);
  --porcelan: var(--paper);
  --porcelan-tmavsi: var(--paper-2);
  --ohen: var(--pulz);
  --ohen-svetly: var(--pulz-wash);
  --radius: var(--r-lg);
}