/* Prezentační web oSpolek – bez knihoven, jen moderní CSS */
:root {
  --brand: #0864a6;
  --brand-strong: #064f84;
  --brand-soft: #e3eff8;
  --green: #65a94b;
  --green2: #5d9a3b;
  --slate: #647789;
  --ink: #142231;
  --muted: #4f5f70;
  --line: #e2e8ee;
  --bg: #fafcfd;
  --alt: #f1f6f4;
  --radius: 18px;
  color-scheme: light;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 76px;
}
body {
  margin: 0;
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a {
  color: var(--brand-strong);
}
img {
  display: block;
}
.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}
.ic {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}
.ic.big {
  width: 34px;
  height: 34px;
  stroke-width: 1.6;
}
h1,
h2,
h3 {
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0;
}
h2 {
  font-size: clamp(1.7rem, 3.2vw, 2.4rem);
}
.sub {
  color: var(--muted);
  text-wrap: pretty; /* bez osamocených slov na konci odstavce */
  font-size: 1.08rem;
  margin: 12px 0 36px;
}

/* tlačítka */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 22px;
  border-radius: 12px;
  background: var(--brand);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.15s, background 0.15s, box-shadow 0.15s;
  box-shadow: 0 6px 20px -8px rgba(8, 100, 166, 0.7);
}
.btn:hover {
  background: var(--brand-strong);
  transform: translateY(-1px);
}
.btn-sm {
  padding: 8px 14px;
  font-size: 0.92rem;
  box-shadow: none;
}
.btn-ghost {
  background: #fff;
  color: var(--ink);
  border: 1px solid var(--line);
  box-shadow: none;
}
.btn-ghost:hover {
  background: var(--alt);
}
.btn-light {
  background: #fff;
  color: var(--brand-strong);
  box-shadow: none;
}
.btn-light:hover {
  background: var(--brand-soft);
}

/* navigace */
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(250, 252, 253, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav-in {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  color: var(--brand);
  text-decoration: none;
}
.brand img {
  height: 40px;
  width: auto;
}
.links {
  display: flex;
  gap: 22px;
  margin-left: auto;
}
.links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}
.links a:hover {
  color: var(--ink);
}

/* úvod */
.hero {
  /* fotka přes celou šířku; vlevo světlý přechod pod text, dole plynulý přechod do stránky */
  background:
    linear-gradient(0deg, var(--bg) 0%, rgba(250, 252, 253, 0) 22%),
    linear-gradient(90deg, var(--bg) 0%, rgba(250, 252, 253, 0.95) 42%, rgba(250, 252, 253, 0.55) 60%, rgba(250, 252, 253, 0.08) 100%),
    linear-gradient(rgba(8, 100, 166, 0.12), rgba(8, 100, 166, 0.12)),
    url('img/uvod.jpg') 70% 35% / cover;
  padding: 96px 0 130px;
}
.hero-in {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: center;
}
.eyebrow {
  display: inline-block;
  margin: 0 0 14px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--brand-soft);
  color: var(--brand-strong);
  font-weight: 600;
  font-size: 0.85rem;
}
h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
}
h1 span {
  color: var(--brand);
}
.lead {
  font-size: 1.15rem;
  color: var(--muted);
  margin: 20px 0 28px;
}
.cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
/* hlavní výhody v úvodu – výrazné dlaždičky */
.ticks {
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  max-width: 600px;
}
.ticks li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(226, 232, 238, 0.9);
  backdrop-filter: blur(6px);
  box-shadow: 0 8px 20px -14px rgba(14, 42, 72, 0.45);
}
.ticks .ic {
  width: 36px;
  height: 36px;
  padding: 8px;
  border-radius: 10px;
  background: var(--brand-soft);
  color: var(--brand-strong);
}
.ticks b {
  display: block;
  font-size: 1rem;
  line-height: 1.25;
  color: var(--ink);
}
.ticks small {
  display: block;
  font-size: 0.82rem;
  line-height: 1.3;
  color: var(--muted);
}

/* úvod: náhled aplikace vpravo, přes fotku v pozadí */
.hero-visual .mock {
  max-width: 500px;
  margin-left: auto;
  transform: rotate(1deg) translateY(30px);
}

/* náhled aplikace */
.mock {
  margin: 0;
  backdrop-filter: blur(2px);
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 30px 60px -25px rgba(14, 42, 72, 0.35);
  overflow: hidden;
  transform: rotate(1deg);
}
.mock-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  background: #f6f9fb;
}
.mock-bar i {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #e2e8ee;
}
.mock-bar span {
  margin-left: 12px;
  font-size: 0.75rem;
  color: #8a99a8;
}
.mock-body {
  display: grid;
  grid-template-columns: 150px 1fr;
  min-height: 290px;
}
.mock aside {
  border-right: 1px solid var(--line);
  padding: 14px 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.78rem;
  color: var(--muted);
}
.mock aside b {
  color: var(--ink);
  font-size: 0.82rem;
  margin: 0 6px 8px;
}
.mock aside span {
  padding: 5px 8px;
  border-radius: 7px;
}
.mock aside .on {
  background: var(--brand-soft);
  color: var(--brand-strong);
  font-weight: 600;
}
.mock-main {
  padding: 14px;
}
.kpis {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.kpis div {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 10px;
}
.kpis small {
  display: block;
  font-size: 0.66rem;
  color: #8a99a8;
}
.kpis b {
  font-size: 0.9rem;
  white-space: nowrap;
}
.pos {
  color: #059669;
}
.neg {
  color: #dc2626;
}
.bars {
  width: 100%;
  height: auto;
  margin: 14px 0 8px;
}
.rows p {
  display: flex;
  justify-content: space-between;
  margin: 0;
  padding: 6px 2px;
  border-top: 1px solid #edf2f6;
  font-size: 0.78rem;
}

/* sekce */
.sec {
  padding: 88px 0;
}
.sec.alt {
  background: var(--alt);
}
#funkce {
  overflow-x: clip; /* záře za logem v infografice nesmí rozšiřovat stránku */
}

/* pro koho */
.who {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.who > div {
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}
.who > div:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 36px -24px rgba(14, 42, 72, 0.55);
}
.who img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}
.who-txt {
  display: grid;
  grid-template-columns: 44px 1fr;
  grid-template-rows: auto auto;
  column-gap: 12px;
  align-items: center;
  padding: 14px 16px 16px;
}
.who .ic {
  grid-row: span 2;
  width: 44px;
  height: 44px;
  padding: 10px;
  border-radius: 12px;
  background: var(--brand-soft);
  color: var(--brand-strong);
}
.who small {
  color: var(--muted);
  line-height: 1.35;
}
.who-more {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px;
  border-radius: 16px;
  text-decoration: none;
  color: #fff;
  background: linear-gradient(150deg, var(--green), var(--green2) 55%, #4a7f2f);
  transition: transform 0.2s, box-shadow 0.2s;
}
.who-more:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 36px -20px rgba(6, 79, 132, 0.9);
}
.who-more .ic {
  color: #fff;
  width: 44px;
  height: 44px;
  padding: 10px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.2);
}
.who-more b {
  font-size: 1.15rem;
}
.who-more small {
  color: #fff;
  opacity: 0.92;
  line-height: 1.4;
}
.more-cta {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
}
.more-cta .ic {
  width: 18px;
  height: 18px;
  padding: 0;
  background: none;
}
.who .accent {
  border-color: var(--brand);
  background: linear-gradient(135deg, #fff, var(--brand-soft));
}

/* infografika funkcí */
.hub {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 28px;
  align-items: center;
}
.hub-col {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}
.hub-col h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.15rem;
  margin-bottom: 14px;
  color: var(--brand-strong);
}
.hub-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}
.hub-col li {
  display: grid;
  grid-template-columns: 22px 1fr;
  column-gap: 10px;
  font-weight: 600;
}
.hub-col li .ic {
  grid-row: span 2;
  margin-top: 3px;
  color: var(--brand);
}
.hub-col li small {
  font-weight: 400;
  color: var(--muted);
  line-height: 1.35;
}
.hub-core {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
  padding: 26px 18px;
}
.hub-core::before {
  content: '';
  position: absolute;
  inset: -40px -70px;
  z-index: -1;
  background: radial-gradient(closest-side, #d6ead0, transparent);
}
.hub-core img {
  border-radius: 22px;
  box-shadow: 0 16px 34px -14px rgba(8, 100, 166, 0.8);
}
.hub-core b {
  font-size: 1.15rem;
}
.hub-core small {
  color: var(--muted);
}

/* pás s fotkou */
.band {
  background: linear-gradient(90deg, rgba(10, 28, 46, 0.88) 0%, rgba(10, 28, 46, 0.6) 50%, rgba(10, 28, 46, 0.2) 100%), url('img/slavnost.jpg') center 60% / cover;
  color: #fff;
  padding: 120px 0;
}
.band-quote {
  margin: 0;
  max-width: 620px;
  font-size: clamp(1.6rem, 3.4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.5);
}

/* kroky */
.steps {
  list-style: none;
  padding: 0;
  margin: 36px 0 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  counter-reset: s;
}
.steps li {
  position: relative;
  padding: 26px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: #fff;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.steps span {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--brand);
  color: #fff;
  font-weight: 700;
  margin-bottom: 6px;
}
.steps b {
  font-size: 1.1rem;
}
.steps small {
  color: var(--muted);
  font-size: 0.97rem;
}

/* data */
.vars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.vars div {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.vars .ic {
  color: var(--brand);
}
.vars b {
  font-size: 1.1rem;
}
.vars small {
  color: var(--muted);
  font-size: 0.97rem;
}
.logos {
  list-style: none;
  padding: 0;
  margin: 10px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.logos li {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px 5px 7px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg);
  font-size: 0.82rem;
  color: var(--ink);
}
.logos svg {
  width: 20px;
  height: 18px;
}
.trust {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 26px;
}
.trust p {
  margin: 0;
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.95rem;
  color: var(--muted);
}
.security-note {
  margin: 22px 0 0;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 18px;
  border: 1px solid #a7f3d0;
  border-radius: 14px;
  background: #ecfdf5;
  color: #065f46;
}
.security-note .ic {
  color: #059669;
  flex: none;
  margin-top: 2px;
}
.security-note a {
  font-weight: 700;
  white-space: nowrap;
}
.trust .ic {
  color: #059669;
  margin-top: 3px;
}

/* legislativa */
.law {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
  align-items: start;
}
.law ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}
.law li {
  display: flex;
  gap: 12px;
  padding: 16px 18px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
}
.law li b {
  color: var(--ink);
}
.law .ic {
  color: var(--brand);
  margin-top: 3px;
}

/* ceník: zkušební verze přes celou šířku */
.trial {
  display: grid;
  grid-template-columns: 1fr 1.3fr auto;
  gap: 28px;
  align-items: center;
  margin-bottom: 30px;
  padding: 30px 32px;
  border-radius: var(--radius);
  color: #fff;
  background: radial-gradient(600px 240px at 0% 0%, rgba(255, 255, 255, 0.16), transparent 70%), linear-gradient(135deg, var(--green), #3f7a2a);
  box-shadow: 0 26px 50px -28px rgba(47, 92, 30, 0.9);
}
.trial-tag {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  font-size: 0.8rem;
  font-weight: 700;
}
.trial h3 {
  font-size: 1.5rem;
  margin: 10px 0 6px;
}
.trial-head p {
  margin: 0;
  opacity: 0.88;
}
.trial-ways {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}
.trial-ways li {
  display: flex;
  gap: 10px;
  line-height: 1.45;
  opacity: 0.95;
}
.trial-ways .ic {
  margin-top: 2px;
  color: #d6ead0;
}
.trial .btn-light {
  color: #3f7a2a;
  white-space: nowrap;
}
.trial .btn-light:hover {
  background: #e6f2e1;
}

/* ceník */
.prices {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  align-items: stretch;
}
.price {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.price h3 {
  font-size: 1.05rem;
  color: var(--muted);
}
.price .amount {
  font-size: 2.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin: 6px 0 0;
}
.price .amount.small {
  font-size: 1.9rem;
}
.price .for {
  margin: 0;
  color: var(--muted);
}
.price .alt-price {
  margin: 10px 0 20px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
}
.price .btn {
  margin-top: auto;
  justify-content: center;
}
.price.best {
  border: 2px solid var(--brand);
  box-shadow: 0 24px 50px -28px rgba(8, 100, 166, 0.8);
}
.tag {
  position: absolute;
  top: -13px;
  left: 26px;
  padding: 3px 12px;
  border-radius: 999px;
  background: var(--brand);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
}
.note {
  color: var(--muted);
  margin: 18px 0 0;
}

/* otázky */
.faq {
  max-width: 820px;
}
.faq h2 {
  margin-bottom: 26px;
}
.faq details {
  border-bottom: 1px solid var(--line);
  padding: 16px 0;
}
.faq summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 1.05rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 16px;
}
.faq summary::after {
  content: '+';
  color: var(--brand);
  font-size: 1.4rem;
  line-height: 1;
}
.faq details[open] summary::after {
  content: '–';
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq p {
  color: var(--muted);
  margin: 10px 0 0;
}

/* závěr */
.final {
  background: linear-gradient(135deg, rgba(8, 100, 166, 0.62), rgba(14, 42, 72, 0.72)), url('img/zaver.jpg') center / cover;
  color: #fff;
  text-align: center;
  padding: 80px 0;
}
.final h2,
.final p {
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.45);
}
.final p {
  opacity: 0.9;
  margin: 10px 0 26px;
  font-size: 1.1rem;
}
.foot {
  padding: 36px 0;
  font-size: 0.92rem;
  color: var(--muted);
}
.foot-in p {
  margin: 4px 0;
}
.credits a {
  color: inherit;
}
.foot .small {
  font-size: 0.82rem;
  color: #8a99a8;
}

/* středně široké obrazovky: dlaždice Pro koho ve 2 sloupcích */
@media (max-width: 1000px) {
  .who {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* mobil */
@media (max-width: 820px) {
  .links {
    display: none;
  }
  .nav-in .btn {
    margin-left: auto;
  }
  .hero-in,
  .law {
    grid-template-columns: 1fr;
  }
  .mock {
    transform: none;
  }
  .hero {
    /* na mobilu fotka nahoře, text pod ní na světlém přechodu */
    background:
      linear-gradient(180deg, rgba(250, 252, 253, 0.45) 0%, rgba(250, 252, 253, 0.85) 45%, var(--bg) 100%) top / 100% 520px no-repeat,
      url('img/uvod.jpg') 70% 0 / auto 520px no-repeat,
      var(--bg);
    padding-top: 150px;
  }
  .hero-visual .mock {
    max-width: none;
    transform: none;
    margin-top: 10px;
  }
  .who {
    grid-template-columns: repeat(2, 1fr);
  }
  .band {
    padding: 80px 0;
  }
  .hub {
    grid-template-columns: 1fr;
  }
  .hub-core {
    order: -1;
  }
  .steps,
  .vars,
  .prices {
    grid-template-columns: 1fr;
  }
  .trial {
    grid-template-columns: 1fr;
    padding: 26px 22px;
  }
  .trial .btn-light {
    justify-self: start;
  }
  .trust {
    grid-template-columns: 1fr 1fr;
  }
  .sec {
    padding: 64px 0;
  }
}
/* telefon: z fotek jen úvodní a pás se slavností – stránka zůstane přehledná */
@media (max-width: 640px) {
  .who {
    grid-template-columns: 1fr;
  }
  .who img {
    display: none;
  }
  .final {
    background: linear-gradient(135deg, var(--brand), #053e68);
  }
}
@media (max-width: 520px) {
  .ticks {
    grid-template-columns: 1fr;
  }
  .mock-body {
    grid-template-columns: 1fr;
  }
  .mock aside {
    display: none;
  }
  .trust {
    grid-template-columns: 1fr;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .btn {
    transition: none;
  }
}

/* Testovací fáze – dialog (otevře se odkazem na #testovaci-faze) */
.beta {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  place-items: center;
  padding: 20px;
}
.beta:target {
  display: grid;
}
.beta-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 28, 46, 0.55);
  backdrop-filter: blur(2px);
}
.beta-box {
  position: relative;
  max-width: 480px;
  width: 100%;
  background: #fff;
  border-radius: 20px;
  padding: 28px 28px 20px;
  box-shadow: 0 30px 70px -20px rgba(10, 28, 46, 0.5);
  text-align: center;
}
.beta-box h2 {
  margin: 4px 0 10px;
}
.beta-box p {
  color: var(--muted);
}
.beta-box .btn {
  margin-top: 6px;
}
.beta-close {
  position: absolute;
  top: 10px;
  right: 16px;
  font-size: 1.6rem;
  line-height: 1;
  color: var(--muted);
  text-decoration: none;
}
.beta-note {
  font-size: 0.9rem;
  margin: 14px 0 0;
}