/* =====================================================================
   Kavárna K – Plzeň-Bolevec
   Styly | mobile-first, sémantické, útulná rodinná paleta
   ===================================================================== */

/* ---------- Design tokens ---------- */
:root {
  /* Barevná paleta – teplé kávové tóny */
  --cream:        #FAF4EA;
  --cream-2:      #F2E7D5;
  --espresso:     #2A1D15;
  --coffee:       #4B342A;
  --coffee-soft:  #6B4B3A;
  --caramel:      #C0854F;
  --caramel-dk:   #A5693A;
  --rose:         #C56B58;   /* teplá terakota pro akcenty */
  --gold:         #D9A867;
  --text:         #34271F;
  --muted:        #8A7565;
  --line:         rgba(75, 52, 42, 0.14);
  --white:        #ffffff;

  /* Typografie */
  --font-display: "Fraunces", "Georgia", serif;
  --font-body:    "Nunito", system-ui, -apple-system, sans-serif;
  --font-hand:    "Caveat", cursive;

  /* Rytmus */
  --radius:   18px;
  --radius-lg: 30px;
  --shadow:   0 18px 45px -20px rgba(42, 29, 21, 0.45);
  --shadow-sm: 0 8px 24px -14px rgba(42, 29, 21, 0.4);
  --maxw: 1180px;
  --gutter: clamp(1.1rem, 4vw, 2.4rem);
  --section-y: clamp(3.5rem, 9vw, 7rem);
}

/* ---------- Reset / base ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--cream);
  line-height: 1.7;
  font-size: 1.02rem;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a { color: inherit; text-decoration: none; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.1;
  color: var(--espresso);
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

p { margin: 0 0 1em; }

/* ---------- Layout helpers ---------- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: var(--section-y); }

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto clamp(2rem, 5vw, 3.4rem);
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--caramel-dk);
  margin-bottom: 0.9rem;
}

.section-head h2 { font-size: clamp(1.9rem, 5vw, 2.9rem); }

.section-head p { color: var(--coffee-soft); font-size: 1.05rem; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 800;
  font-size: 0.95rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  will-change: transform;
}
.btn-primary {
  background: var(--coffee);
  color: var(--cream);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--espresso); transform: translateY(-3px); }
.btn-ghost {
  background: transparent;
  color: var(--espresso);
  border-color: rgba(42,29,21,0.35);
}
.btn-ghost:hover { background: rgba(42,29,21,0.06); transform: translateY(-3px); }

/* =====================================================================
   Header / navigace
   ===================================================================== */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  transition: background .3s ease, box-shadow .3s ease, padding .3s ease;
  padding-block: 1.1rem;
}
.site-header.scrolled {
  background: rgba(250, 244, 234, 0.92);
  backdrop-filter: blur(10px);
  box-shadow: 0 6px 20px -16px rgba(42,29,21,0.6);
  padding-block: 0.65rem;
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.35rem;
  color: var(--espresso);
}
.brand .mark {
  display: grid;
  place-items: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--coffee);
  color: var(--cream);
  font-family: var(--font-display);
  font-size: 1.4rem;
  box-shadow: var(--shadow-sm);
}
.brand-logo {
  height: 42px;
  width: auto;
  display: block;
  transition: filter .3s ease;
}
/* Když se nescrolluje (přes hero), logo i text loga světlé */
.site-header:not(.scrolled) .brand { color: var(--cream); text-shadow: 0 2px 12px rgba(0,0,0,.4); }
.site-header:not(.scrolled) .brand-logo { filter: brightness(0) invert(1) drop-shadow(0 2px 8px rgba(0,0,0,.35)); }

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.6rem;
  margin: 0; padding: 0;
  align-items: center;
}
.nav-links a {
  font-weight: 700;
  font-size: 0.96rem;
  color: var(--espresso);
  position: relative;
  padding-block: 4px;
}
.site-header:not(.scrolled) .nav-links a { color: var(--cream); text-shadow: 0 1px 10px rgba(0,0,0,.45); }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--caramel);
  transition: width .25s ease;
}
.nav-links a:hover::after { width: 100%; }

.nav-cta { margin-left: 0.4rem; }
.site-header:not(.scrolled) .nav-cta.btn-ghost {
  color: var(--cream); border-color: rgba(255,255,255,0.6);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
  z-index: 60;
}
.nav-toggle span {
  width: 26px; height: 2.5px;
  background: var(--espresso);
  border-radius: 2px;
  transition: transform .3s ease, opacity .3s ease;
}
.site-header:not(.scrolled) .nav-toggle span { background: var(--cream); }

/* =====================================================================
   Hero
   ===================================================================== */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: center;
  color: var(--cream);
  isolation: isolate;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background: url("unnamed.jpg") center 60% / cover no-repeat;
  z-index: -2;
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(30,20,14,0.55) 0%, rgba(30,20,14,0.35) 40%, rgba(30,20,14,0.75) 100%);
  z-index: -1;
}
.hero-inner { max-width: 720px; padding-block: 8rem 4rem; }
.hero .kicker {
  font-family: var(--font-hand);
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  color: var(--gold);
  display: block;
  margin-bottom: 0.3rem;
}
.hero h1 {
  color: var(--cream);
  font-size: clamp(2.6rem, 8vw, 5rem);
  margin-bottom: 0.4em;
}
.hero p.lead {
  font-size: clamp(1.05rem, 2.4vw, 1.3rem);
  color: rgba(255,255,255,0.92);
  max-width: 34ch;
  margin-bottom: 2rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }
.hero-actions .btn-ghost { color: var(--cream); border-color: rgba(255,255,255,0.7); }
.hero-actions .btn-ghost:hover { background: rgba(255,255,255,0.14); }

.hero-rating {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 2.4rem;
  padding: 0.55rem 1.1rem;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 999px;
  backdrop-filter: blur(6px);
  font-size: 0.92rem;
}
.hero-rating .stars { color: var(--gold); letter-spacing: 2px; }

.scroll-cue {
  position: absolute;
  bottom: 1.6rem; left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.8);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  display: flex; flex-direction: column; align-items: center; gap: 0.4rem;
  animation: bob 2.2s ease-in-out infinite;
}
.scroll-cue span { width: 1px; height: 34px; background: rgba(255,255,255,0.6); }
@keyframes bob { 0%,100%{ transform: translate(-50%,0);} 50%{ transform: translate(-50%,8px);} }

/* =====================================================================
   O nás
   ===================================================================== */
.about { background: var(--cream); }
.about-grid {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.about-media {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
.about-media img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.about-media .img-tall { aspect-ratio: 4/5; }
.about-media .img-wide { aspect-ratio: 3/2; }

.about-badge {
  position: absolute;
  right: -0.6rem; bottom: -1rem;
  background: var(--white);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  box-shadow: var(--shadow);
  text-align: center;
  line-height: 1.1;
}
.about-badge strong { font-family: var(--font-display); font-size: 2rem; color: var(--coffee); display: block; }
.about-badge .stars { color: var(--gold); font-size: 0.95rem; letter-spacing: 1px; }
.about-badge small { color: var(--muted); font-size: 0.78rem; }

.about-copy h2 { font-size: clamp(1.9rem, 5vw, 2.9rem); }
.about-copy .lead-hand {
  font-family: var(--font-hand);
  font-size: 1.7rem;
  color: var(--caramel-dk);
  margin-bottom: 0.6rem;
}
.about-facts {
  list-style: none;
  padding: 0; margin: 1.5rem 0 0;
  display: grid;
  gap: 0.7rem;
}
.about-facts li { display: flex; gap: 0.7rem; align-items: flex-start; }
.about-facts svg { flex: none; margin-top: 3px; color: var(--caramel-dk); }

/* =====================================================================
   Nabídka – káva + dobroty
   ===================================================================== */
.offer { background: linear-gradient(180deg, var(--cream) 0%, var(--cream-2) 100%); }

.coffee-feature {
  display: grid;
  gap: clamp(1.6rem, 4vw, 3rem);
  align-items: center;
  background: var(--espresso);
  color: var(--cream);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  margin-bottom: clamp(2rem, 5vw, 3.4rem);
}
.coffee-feature .cf-media { min-height: 320px; }
.coffee-feature .cf-media img { width: 100%; height: 100%; object-fit: cover; }
.coffee-feature .cf-body { padding: clamp(1.8rem, 4vw, 3rem); }
.coffee-feature .eyebrow { color: var(--gold); }
.coffee-feature h3 { color: var(--cream); font-size: clamp(1.6rem, 3.5vw, 2.3rem); }
.coffee-feature p { color: rgba(255,255,255,0.82); }

.menu-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.4rem;
}
.menu-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
}
.menu-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.menu-card .thumb { aspect-ratio: 4/3; overflow: hidden; }
.menu-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.menu-card:hover .thumb img { transform: scale(1.06); }
.menu-card .body { padding: 1.1rem 1.2rem 1.3rem; }
.menu-card h4 { font-family: var(--font-display); font-size: 1.2rem; margin: 0 0 0.25rem; color: var(--espresso); }
.menu-card p { margin: 0; color: var(--coffee-soft); font-size: 0.94rem; }

/* =====================================================================
   Služby / vybavení
   ===================================================================== */
.services { background: var(--coffee); color: var(--cream); }
.services .section-head h2 { color: var(--cream); }
.services .section-head p { color: rgba(255,255,255,0.8); }
.services .eyebrow { color: var(--gold); }

.svc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.1rem;
}
.svc-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 1.5rem 1.2rem;
  text-align: center;
  transition: background .25s ease, transform .25s ease;
}
.svc-card:hover { background: rgba(255,255,255,0.12); transform: translateY(-4px); }
.svc-icon {
  width: 54px; height: 54px;
  margin: 0 auto 0.9rem;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--gold);
  color: var(--espresso);
}
.svc-card h4 { font-family: var(--font-body); font-weight: 800; color: var(--cream); font-size: 1.02rem; margin: 0 0 0.25rem; }
.svc-card p { margin: 0; font-size: 0.86rem; color: rgba(255,255,255,0.72); }

/* =====================================================================
   Akce
   ===================================================================== */
.events { background: var(--cream); }
.events-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.4rem, 4vw, 2.2rem);
}
.event-card {
  display: grid;
  grid-template-columns: 1fr;
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
}
.event-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.event-poster { position: relative; aspect-ratio: 4/5; overflow: hidden; background: var(--cream-2); }
.event-poster img { width: 100%; height: 100%; object-fit: cover; }
.event-tag {
  position: absolute; top: 1rem; left: 1rem;
  background: var(--rose); color: #fff;
  font-weight: 800; font-size: 0.74rem;
  letter-spacing: 0.12em; text-transform: uppercase;
  padding: 0.4rem 0.85rem; border-radius: 999px;
}
.event-body { padding: clamp(1.4rem, 3vw, 2rem); display: flex; flex-direction: column; }
.event-body h3 { font-size: 1.5rem; }
.event-meta { list-style: none; padding: 0; margin: 0.6rem 0 1rem; display: grid; gap: 0.45rem; }
.event-meta li { display: flex; gap: 0.55rem; align-items: center; color: var(--coffee-soft); font-weight: 700; font-size: 0.95rem; }
.event-meta svg { color: var(--caramel-dk); flex: none; }
.event-body p { color: var(--coffee-soft); }
.event-body .btn { align-self: flex-start; margin-top: auto; }

.event-tag--past {
  top: auto; bottom: 1rem; left: 1rem;
  background: rgba(42, 29, 21, 0.82);
  backdrop-filter: blur(4px);
}
.event-poster .event-tag + img { filter: saturate(0.92); }

.events-note {
  margin-top: clamp(1.6rem, 4vw, 2.4rem);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.2rem;
  background: var(--cream-2);
  border: 1px dashed rgba(75, 52, 42, 0.28);
  border-radius: var(--radius-lg);
  padding: clamp(1.3rem, 3.5vw, 1.9rem) clamp(1.4rem, 4vw, 2.2rem);
}
.events-note strong { display: block; font-family: var(--font-display); font-size: 1.25rem; color: var(--espresso); margin-bottom: 0.2rem; }
.events-note span { color: var(--coffee-soft); }
.events-note .btn { flex: none; }

/* =====================================================================
   Galerie
   ===================================================================== */
.gallery { background: var(--cream-2); }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-auto-rows: 180px;
  gap: 0.8rem;
}
.gallery-grid figure {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.gallery-grid img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.gallery-grid figure:hover img { transform: scale(1.08); }
.gallery-grid .tall { grid-row: span 2; }

/* =====================================================================
   Kontakt
   ===================================================================== */
.contact { background: var(--cream); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.6rem, 4vw, 2.6rem);
}
.contact-cards { display: grid; gap: 1rem; }
.contact-card {
  display: flex; gap: 1rem; align-items: flex-start;
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.2rem 1.3rem;
  box-shadow: var(--shadow-sm);
}
.contact-card .ci {
  flex: none;
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--cream-2);
  color: var(--caramel-dk);
}
.contact-card h4 { font-family: var(--font-body); font-weight: 800; margin: 0 0 0.15rem; font-size: 1rem; color: var(--espresso); }
.contact-card p, .contact-card a { margin: 0; color: var(--coffee-soft); }
.contact-card a:hover { color: var(--caramel-dk); }

.hours-card {
  background: var(--espresso);
  color: var(--cream);
  border-radius: var(--radius-lg);
  padding: clamp(1.6rem, 4vw, 2.4rem);
  box-shadow: var(--shadow);
}
.hours-card h3 { color: var(--cream); display: flex; align-items: center; gap: 0.6rem; }
.hours-card .eyebrow { color: var(--gold); }
.hours-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.7rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  font-size: 0.98rem;
}
.hours-row:last-of-type { border-bottom: 0; }
.hours-row .day { color: rgba(255,255,255,0.82); font-weight: 700; }
.hours-row .time { font-weight: 800; }
.hours-note {
  margin-top: 1rem;
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: var(--gold); color: var(--espresso);
  font-weight: 800; font-size: 0.85rem;
  padding: 0.5rem 1rem; border-radius: 999px;
}

/* =====================================================================
   Footer
   ===================================================================== */
.site-footer {
  background: var(--espresso);
  color: rgba(255,255,255,0.75);
  padding-block: clamp(2.4rem, 6vw, 3.6rem) 1.6rem;
}
.footer-top {
  display: grid;
  gap: 1.6rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-logo {
  height: 108px;
  width: auto;
  margin-bottom: 1rem;
  /* patička je tmavá → logo převedeme na teplou krémovou */
  filter: brightness(0) invert(1) sepia(0.35) saturate(1.4) hue-rotate(-8deg) brightness(1.02);
  opacity: 0.95;
}
.footer-col h5 { color: var(--cream); font-family: var(--font-body); font-weight: 800; font-size: 0.95rem; letter-spacing: 0.05em; margin: 0 0 0.7rem; text-transform: uppercase; }
.footer-col a, .footer-col p { display: block; color: rgba(255,255,255,0.72); margin: 0 0 0.4rem; font-size: 0.95rem; }
.footer-col a:hover { color: var(--gold); }
.footer-hand { font-family: var(--font-hand); color: var(--gold); font-size: 1.5rem; }
.footer-bottom {
  padding-top: 1.4rem;
  display: flex; flex-wrap: wrap; gap: 0.6rem;
  justify-content: space-between; align-items: center;
  font-size: 0.82rem; color: rgba(255,255,255,0.55);
}

/* =====================================================================
   Scroll reveal
   ===================================================================== */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
  .scroll-cue { animation: none; }
}

/* =====================================================================
   Responsive – tablet a výš
   ===================================================================== */
@media (min-width: 620px) {
  .menu-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); grid-auto-rows: 200px; }
  .about-media { grid-template-columns: 1.15fr 0.85fr; grid-template-rows: auto auto; }
  .about-media .img-tall { grid-row: span 2; }
}

@media (min-width: 900px) {
  .about-grid { grid-template-columns: 0.95fr 1.05fr; }
  .about-grid.reverse { direction: rtl; }
  .about-grid.reverse > * { direction: ltr; }
  .coffee-feature { grid-template-columns: 0.9fr 1.1fr; }
  .coffee-feature.reverse .cf-media { order: 2; }
  .menu-grid { grid-template-columns: repeat(3, 1fr); }
  .events-grid { grid-template-columns: 1fr 1fr; }
  .event-card { grid-template-columns: 0.85fr 1.15fr; }
  .event-poster { aspect-ratio: auto; height: 100%; }
  .gallery-grid { grid-template-columns: repeat(4, 1fr); grid-auto-rows: 210px; }
  .contact-grid { grid-template-columns: 1.15fr 0.85fr; }
  .footer-top { grid-template-columns: 1.4fr 1fr 1fr; }
}

/* =====================================================================
   Mobilní navigace
   ===================================================================== */
@media (max-width: 860px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(78vw, 320px);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 1.4rem;
    padding: 2rem 2.2rem;
    background: var(--cream);
    box-shadow: -20px 0 50px -20px rgba(0,0,0,0.4);
    transform: translateX(100%);
    transition: transform .35s cubic-bezier(.4,0,.2,1);
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links a { color: var(--espresso) !important; text-shadow: none !important; font-size: 1.15rem; }
  .nav-cta { margin: 0.4rem 0 0; }
  .site-header:not(.scrolled) .nav-cta.btn-ghost { color: var(--espresso); border-color: rgba(42,29,21,0.35); }
  body.nav-open { overflow: hidden; }
  .nav-toggle.active span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
  .nav-toggle.active span:nth-child(2) { opacity: 0; }
  .nav-toggle.active span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }
  .nav-toggle.active span { background: var(--espresso) !important; }
}