/* =====================================================================
   Říše divů — stylopis
   Světlý, pohádkový motiv (Alenka v Říši divů). Mobile-first, přístupný.
   ===================================================================== */

:root {
  /* Paleta */
  --cream:      #FBF7EF;
  --cream-2:    #F3EAD8;
  --paper:      #FFFFFF;
  --ink:        #3A3042;   /* hlavní text */
  --ink-soft:   #6B6175;   /* sekundární text */
  --teal:       #3E8E8A;
  --teal-light: #5BB5A8;
  --rose:       #D26A77;
  --rose-deep:  #C84B5A;
  --gold:       #E8B04B;
  --gold-deep:  #E0A23B;
  --lilac:      #9B7EC0;
  --leaf:       #7FA86A;

  --shadow-sm: 0 2px 8px rgba(58, 48, 66, .08);
  --shadow-md: 0 10px 30px rgba(58, 48, 66, .12);
  --shadow-lg: 0 24px 60px rgba(58, 48, 66, .16);

  --radius:    18px;
  --radius-lg: 28px;

  --font-head: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --font-body: "Nunito", system-ui, -apple-system, "Segoe UI", sans-serif;

  --maxw: 1140px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { max-width: 100%; display: block; }

a { color: var(--teal); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: clamp(1.1rem, 4vw, 2.2rem);
}

/* Přístupnost */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: .7rem 1.1rem;
  border-radius: 0 0 12px 0;
  z-index: 200;
}
.skip-link:focus { left: 0; }

:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 2px;
  border-radius: 6px;
}

/* =====================  Tlačítka  ===================== */
.btn {
  --btn-bg: var(--teal);
  --btn-fg: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 1rem;
  line-height: 1;
  padding: .85rem 1.5rem;
  border-radius: 999px;
  border: 2px solid transparent;
  background: var(--btn-bg);
  color: var(--btn-fg);
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  box-shadow: var(--shadow-sm);
  text-decoration: none;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); text-decoration: none; }
.btn:active { transform: translateY(0); }
.btn-sm { padding: .55rem 1rem; font-size: .9rem; }

.btn-primary { --btn-bg: var(--teal); --btn-fg: #fff; }
.btn-primary:hover { background: var(--teal-light); }
.btn-gold { --btn-bg: var(--gold); --btn-fg: var(--ink); }
.btn-gold:hover { background: var(--gold-deep); }
.btn-ghost {
  --btn-bg: transparent; --btn-fg: var(--ink);
  border-color: rgba(58,48,66,.22);
  box-shadow: none;
}
.btn-ghost:hover { background: rgba(58,48,66,.05); border-color: rgba(58,48,66,.4); }
.btn-card {
  --btn-bg: var(--ink); --btn-fg: #fff;
  padding: .6rem 1.2rem; font-size: .92rem;
}
.btn-card:hover { background: var(--teal); }

.linklike {
  background: none; border: none; padding: 0; margin: 0;
  font: inherit; color: var(--teal); cursor: pointer; text-decoration: underline;
}

/* =====================  Hlavička  ===================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251, 247, 239, .85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(58,48,66,.08);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: .7rem;
}
.brand { display: inline-flex; align-items: center; gap: .65rem; color: var(--ink); }
.brand:hover { text-decoration: none; }
.brand-mark { display: grid; place-items: center; }
.brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.brand-title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: .01em;
}
.brand-sub { font-size: .72rem; color: var(--ink-soft); letter-spacing: .12em; text-transform: uppercase; }

.site-nav { display: flex; align-items: center; gap: 1.2rem; }
.site-nav > a { color: var(--ink); font-weight: 600; }
.site-nav > a:not(.btn):hover { color: var(--teal); text-decoration: none; }

/* Přepínač jazyka */
.lang-switch { position: relative; }
.lang-btn {
  display: inline-flex; align-items: center; gap: .35rem;
  background: none; border: 2px solid rgba(58,48,66,.18);
  border-radius: 999px; padding: .4rem .7rem;
  font: inherit; font-weight: 700; font-size: .85rem; color: var(--ink); cursor: pointer;
}
.lang-btn:hover { border-color: var(--teal); }
.lang-menu {
  position: absolute; right: 0; top: calc(100% + .4rem);
  list-style: none; margin: 0; padding: .35rem;
  background: var(--paper); border-radius: 14px; box-shadow: var(--shadow-md);
  min-width: 160px; z-index: 50;
}
.lang-menu button {
  width: 100%; text-align: left; background: none; border: none;
  padding: .55rem .7rem; border-radius: 9px; font: inherit; cursor: pointer; color: var(--ink);
}
.lang-menu button:hover { background: var(--cream-2); }
.lang-menu [aria-selected="true"] { font-weight: 800; color: var(--teal); }

/* =====================  Hero  ===================== */
.hero {
  position: relative;
  background:
    radial-gradient(1200px 500px at 80% -10%, #FCEFD9 0%, transparent 60%),
    radial-gradient(900px 500px at 0% 10%, #E9F4F1 0%, transparent 55%),
    var(--cream);
  padding-top: clamp(2rem, 6vw, 4rem);
  padding-bottom: clamp(3.5rem, 8vw, 6rem);
  overflow: hidden;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}
.kicker {
  display: inline-block;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-size: .8rem;
  color: var(--teal);
  background: rgba(62,142,138,.1);
  padding: .35rem .8rem;
  border-radius: 999px;
  margin: 0 0 1rem;
}
.hero-title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(2.4rem, 6vw, 4rem);
  line-height: 1.05;
  margin: 0 0 1rem;
  color: var(--ink);
}
.hero-lead {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: var(--ink-soft);
  max-width: 34ch;
  margin: 0 0 1.8rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-bottom: 1.2rem; }
.hero-badge { font-size: .9rem; color: var(--ink-soft); font-weight: 700; margin: 0; }

.hero-art { display: grid; place-items: center; }
.hero-svg { width: min(100%, 480px); filter: drop-shadow(0 20px 40px rgba(58,48,66,.12)); }

.hero-wave { position: absolute; left: 0; right: 0; bottom: -1px; line-height: 0; }
.hero-wave svg { width: 100%; height: 70px; }

/* jemné animace ilustrace */
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@keyframes floaty2 { 0%,100% { transform: translateY(0) rotate(-2deg); } 50% { transform: translateY(-8px) rotate(2deg); } }
@keyframes twinkle { 0%,100% { opacity: .25; transform: scale(.8); } 50% { opacity: 1; transform: scale(1.15); } }
.float-slow  { animation: floaty 7s ease-in-out infinite; transform-origin: center; }
.float-slow2 { animation: floaty2 9s ease-in-out infinite; transform-origin: center; }
.float-med   { animation: floaty 5.5s ease-in-out infinite; }
.float-med2  { animation: floaty 6.2s ease-in-out infinite; }
.twinkle     { animation: twinkle 3.5s ease-in-out infinite; transform-origin: center; transform-box: fill-box; }
.twinkle.delay1 { animation-delay: 1.1s; }
.twinkle.delay2 { animation-delay: 2.2s; }

/* =====================  Sekce – obecné  ===================== */
.section-head { text-align: center; max-width: 60ch; margin: 0 auto clamp(2rem, 4vw, 3rem); }
.section-head h2,
.about h2,
.keysec-copy h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 2.8rem);
  margin: 0 0 .6rem;
  color: var(--ink);
}
.section-head p { color: var(--ink-soft); font-size: 1.1rem; margin: 0; }

/* =====================  Čtyři světy  ===================== */
.worlds { background: var(--paper); padding-block: clamp(3rem, 7vw, 5.5rem); }
.world-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(255px, 1fr));
  gap: clamp(1.2rem, 2.5vw, 1.8rem);
}
.world-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--cream);
  border: 1px solid rgba(58,48,66,.07);
  border-radius: var(--radius-lg);
  padding: 1.6rem 1.5rem 1.4rem;
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease;
  overflow: hidden;
}
.world-card::before {
  content: "";
  position: absolute; inset: 0 0 auto 0; height: 6px;
  background: var(--accent, var(--teal));
}
.world-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.world-card--preschool  { --accent: var(--rose); }
.world-card--pupils     { --accent: var(--teal); }
.world-card--highschool { --accent: var(--lilac); }
.world-card--adults     { --accent: var(--gold); }

.world-art { width: 96px; height: 96px; margin-bottom: 1rem; }
.world-art svg { width: 100%; height: 100%; }
.world-tag {
  font-size: .78rem; font-weight: 800; letter-spacing: .04em;
  text-transform: uppercase; color: var(--accent, var(--teal)); margin: 0 0 .3rem;
}
.world-card h3 {
  font-family: var(--font-head);
  font-weight: 700; font-size: 1.7rem; margin: 0 0 .5rem; color: var(--ink);
}
.world-desc { color: var(--ink-soft); margin: 0 0 1.3rem; flex: 1; }
.world-foot { display: flex; align-items: center; justify-content: space-between; gap: .6rem; flex-wrap: wrap; }
.badge {
  font-size: .72rem; font-weight: 800; letter-spacing: .03em;
  color: var(--ink-soft); background: rgba(58,48,66,.07);
  padding: .3rem .7rem; border-radius: 999px;
}

/* =====================  Kouzelný klíč  ===================== */
.keysec {
  background:
    radial-gradient(800px 400px at 100% 0%, #EFEAF6 0%, transparent 60%),
    var(--cream);
  padding-block: clamp(3rem, 7vw, 5.5rem);
}
.keysec-inner {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
}
.key-illustration { display: inline-block; margin-bottom: .6rem; }
.keysec-copy p { color: var(--ink-soft); font-size: 1.1rem; max-width: 42ch; }

.keysec-panel {
  background: var(--paper);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2.4rem);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(58,48,66,.06);
}
.key-block { margin-bottom: 0; }
.key-label, .key-subtitle {
  display: block;
  font-family: var(--font-head);
  font-weight: 700; font-size: 1.4rem; margin: 0 0 .7rem; color: var(--ink);
}
.key-row { display: flex; gap: .7rem; flex-wrap: wrap; }
.code-input {
  flex: 1 1 160px;
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: .35em;
  text-transform: uppercase;
  text-align: center;
  padding: .8rem 1rem;
  border: 2px solid rgba(58,48,66,.18);
  border-radius: 14px;
  background: var(--cream);
  color: var(--ink);
}
.code-input::placeholder { letter-spacing: .1em; color: var(--ink-soft); opacity: .6; font-weight: 600; }
.code-input:focus { border-color: var(--teal); outline: none; background: #fff; }

.key-msg { min-height: 1.3em; margin: .6rem 0 0; font-weight: 700; font-size: .92rem; }
.key-msg.is-error { color: var(--rose-deep); }
.key-msg.is-ok { color: var(--teal); }

.key-divider {
  display: flex; align-items: center; text-align: center;
  color: var(--ink-soft); font-weight: 700; font-size: .85rem;
  text-transform: uppercase; letter-spacing: .1em;
  margin: 1.6rem 0;
}
.key-divider::before, .key-divider::after {
  content: ""; flex: 1; height: 1px; background: rgba(58,48,66,.14);
}
.key-divider span { padding: 0 .9rem; }
.key-note { color: var(--ink-soft); margin: 0 0 1rem; font-size: .98rem; }

/* aktivní kód */
.key-active-label {
  font-size: .8rem; font-weight: 800; text-transform: uppercase;
  letter-spacing: .1em; color: var(--teal); margin: 0 0 .5rem;
}
.code-display {
  display: flex; align-items: center; gap: 1rem; flex-wrap: wrap;
  background: var(--cream); border: 2px dashed var(--gold);
  border-radius: 16px; padding: 1rem 1.3rem; margin-bottom: .7rem;
}
.code-value {
  font-family: var(--font-body);
  font-weight: 800; font-size: 2rem; letter-spacing: .3em;
  color: var(--ink);
}
.key-save-hint { font-size: .9rem; color: var(--rose-deep); font-weight: 700; margin: 0 0 1.4rem; }

.progress-box {
  background: var(--cream); border-radius: 16px; padding: 1.2rem 1.3rem; margin-bottom: 1.2rem;
}
.progress-box h3 {
  font-family: var(--font-head); font-weight: 700; font-size: 1.3rem; margin: 0 0 .7rem;
}
.progress-empty { color: var(--ink-soft); margin: 0; font-size: .96rem; }
.progress-list .progress-item {
  display: flex; justify-content: space-between; gap: 1rem;
  padding: .55rem 0; border-bottom: 1px solid rgba(58,48,66,.08);
}
.progress-list .progress-item:last-child { border-bottom: none; }
.progress-item .pi-name { font-weight: 700; }
.progress-item .pi-value { color: var(--teal); font-weight: 800; }

/* =====================  O projektu  ===================== */
.about { background: var(--paper); padding-block: clamp(2.5rem, 6vw, 4.5rem); }
.about-inner { max-width: 70ch; }
.about p { color: var(--ink-soft); font-size: 1.08rem; }

/* =====================  Patička  ===================== */
.site-footer { background: var(--ink); color: #EFE9DF; }
.footer-inner {
  display: flex; justify-content: space-between; gap: 2rem; flex-wrap: wrap;
  padding-block: clamp(2.2rem, 5vw, 3.2rem);
}
.footer-brand .brand-title { color: #fff; font-size: 1.6rem; }
.footer-brand p { margin: .4rem 0 0; color: #CFC6BC; }
.footer-note { font-size: .85rem; opacity: .8; }
.footer-links { display: flex; flex-direction: column; gap: .6rem; align-items: flex-start; }
.footer-links a, .footer-links .linklike { color: #EFE9DF; font-weight: 600; }
.footer-links a:hover, .footer-links .linklike:hover { color: var(--gold); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); font-size: .85rem; }
.footer-bottom .container { padding-block: 1rem; color: #BDB4AA; }

/* =====================  Lišta souhlasu  ===================== */
/* Atribut [hidden] musí přebít display:flex níže, jinak by se banner nezavřel. */
.consent[hidden] { display: none !important; }
.consent {
  position: fixed; left: 50%; bottom: 1rem; transform: translateX(-50%);
  width: min(960px, calc(100% - 2rem));
  display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  background: var(--paper); color: var(--ink);
  border: 1px solid rgba(58,48,66,.1);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 1rem 1.3rem;
  z-index: 150;
}
.consent-text { margin: 0; font-size: .92rem; color: var(--ink-soft); flex: 1 1 320px; }
.consent-actions { display: flex; gap: .6rem; }

/* =====================  Stránky dokumentů  ===================== */
.doc {
  max-width: 78ch; margin-inline: auto;
  padding: clamp(2rem, 6vw, 4rem) clamp(1.1rem, 4vw, 2.2rem);
}
.doc h1 {
  font-family: var(--font-head); font-weight: 700;
  font-size: clamp(2.2rem, 5vw, 3rem); margin: 0 0 .3rem;
}
.doc .doc-meta { color: var(--ink-soft); margin: 0 0 2rem; font-weight: 600; }
.doc h2 {
  font-family: var(--font-head); font-weight: 700; font-size: 1.7rem;
  margin: 2.2rem 0 .6rem; color: var(--ink);
  padding-top: .6rem; border-top: 1px solid rgba(58,48,66,.1);
}
.doc h3 { font-size: 1.2rem; margin: 1.4rem 0 .4rem; }
.doc p, .doc li { color: #4a4350; }
.doc ul { padding-left: 1.3rem; }
.doc li { margin-bottom: .4rem; }
.doc a { font-weight: 700; }
.doc .back-link { display: inline-block; margin-bottom: 2rem; font-weight: 700; }
.doc .callout {
  background: var(--cream); border-left: 4px solid var(--teal);
  border-radius: 10px; padding: 1rem 1.2rem; margin: 1.2rem 0;
}

/* =====================  Responzivita  ===================== */
@media (max-width: 860px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-copy { order: 2; }
  .hero-art { order: 1; }
  .hero-lead { margin-inline: auto; }
  .hero-actions { justify-content: center; }
  .keysec-inner { grid-template-columns: 1fr; }
  .keysec-copy { text-align: center; }
  .keysec-copy p { margin-inline: auto; }
}
@media (max-width: 620px) {
  .site-nav > a:not(.btn) { display: none; }   /* zjednodušená navigace na mobilu */
  .hero-svg { width: min(82%, 340px); }
  .code-value { font-size: 1.5rem; letter-spacing: .2em; }
}

/* Respekt k preferenci omezeného pohybu */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}