/* ============================================
   Via Lucis · Cesta světla — styles
   Tokens
   ============================================ */
:root {
  /* base */
  --cream: #F7F2E8;
  --cream-deep: #EFE7D7;
  --paper: #FDFBF6;
  --ink: #34302A;
  --ink-soft: #58524A;
  --line: rgba(52, 48, 42, 0.12);

  /* five elements — sampled from the brand mark */
  --zeme: #9F8F6E;       /* gold — Země */
  --ohen: #A87A63;       /* terracotta — Oheň */
  --voda: #5F6B9B;       /* slate blue — Voda */
  --vzduch: #B09DB3;     /* lilac — Vzduch */
  --prostor: #77847A;    /* sage green — Prostor */

  --shadow: 0 20px 60px -25px rgba(52, 48, 42, 0.35);
  --shadow-soft: 0 10px 30px -15px rgba(52, 48, 42, 0.25);

  --serif: "Fraunces", "Iowan Old Style", Georgia, serif;
  --sans: "Work Sans", "Calibri", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; }

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 32px;
}

h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 500;
  line-height: 1.12;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 480;
}

h3 {
  font-size: 21px;
  font-weight: 560;
}

p { margin: 0 0 1em; color: var(--ink-soft); }

.eyebrow {
  font-family: var(--sans);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: currentColor;
  opacity: 0.5;
}

/* ============ Five-element ribbon — signature motif ============ */
.ribbon {
  display: flex;
  height: 6px;
  border-radius: 999px;
  overflow: hidden;
  width: 100%;
}
.ribbon span { flex: 1; }
.ribbon .c-zeme { background: var(--zeme); }
.ribbon .c-ohen { background: var(--ohen); }
.ribbon .c-voda { background: var(--voda); }
.ribbon .c-vzduch { background: var(--vzduch); }
.ribbon .c-prostor { background: var(--prostor); }

/* ============================================
   Header / Nav
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(247, 242, 232, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  max-width: 1120px;
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
}

.brand img { height: 30px; width: auto; }

.brand span {
  font-family: var(--serif);
  font-size: 20px;
  letter-spacing: 0.01em;
}

.nav-links {
  display: flex;
  gap: 30px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 14.5px;
}

.nav-links a {
  text-decoration: none;
  color: var(--ink-soft);
  transition: color 0.15s ease;
}
.nav-links a:hover { color: var(--ink); }

.nav-cta {
  border: 1px solid var(--ink);
  padding: 9px 18px;
  border-radius: 999px;
  font-size: 14px;
  text-decoration: none;
  color: var(--ink);
  white-space: nowrap;
  transition: background 0.15s ease, color 0.15s ease;
}
.nav-cta:hover { background: var(--ink); color: var(--paper); }

.nav-toggle { display: none; }

/* ============================================
   Hero
   ============================================ */
.hero {
  position: relative;
  padding: 96px 0 88px;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 620px;
  background:
    radial-gradient(circle at 15% 20%, color-mix(in srgb, var(--zeme) 26%, transparent), transparent 55%),
    radial-gradient(circle at 40% 10%, color-mix(in srgb, var(--ohen) 22%, transparent), transparent 55%),
    radial-gradient(circle at 65% 25%, color-mix(in srgb, var(--voda) 22%, transparent), transparent 55%),
    radial-gradient(circle at 85% 10%, color-mix(in srgb, var(--vzduch) 24%, transparent), transparent 55%),
    radial-gradient(circle at 100% 30%, color-mix(in srgb, var(--prostor) 22%, transparent), transparent 55%);
  filter: blur(10px);
  pointer-events: none;
  opacity: 0.75;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}

.hero-mark {
  width: 92px;
  margin-bottom: 28px;
  opacity: 0.92;
}

.hero h1 {
  font-size: clamp(34px, 5.2vw, 54px);
  max-width: 12ch;
}

.hero h1 em {
  font-style: italic;
  color: var(--voda);
}

.hero-sub {
  font-size: 18px;
  max-width: 46ch;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 44px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: var(--ink);
  color: var(--paper);
  box-shadow: var(--shadow-soft);
}

.btn-secondary {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-secondary:hover { border-color: var(--ink); }

.hero-figure {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: var(--shadow);
  aspect-ratio: 4 / 5;
}
.hero-figure img {
  width: 100%; height: 100%; object-fit: cover;
}
.visual-note {
  font-size: 12.5px;
  color: var(--ink-soft);
  opacity: 0.75;
  margin: 10px 2px 0;
  font-style: italic;
}
.visual-note.center {
  text-align: center;
  margin-top: 16px;
}

.kit-preview {
  position: relative;
  margin-top: 40px;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: var(--shadow);
  max-height: 480px;
}
.kit-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}

.hero-figure .tag {
  position: absolute;
  left: 18px; bottom: 18px;
  background: rgba(253, 251, 246, 0.92);
  backdrop-filter: blur(6px);
  padding: 10px 16px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
}

/* ============================================
   Sections — general
   ============================================ */
section { padding: 88px 0; }
section.tight { padding: 64px 0; }

.section-head {
  max-width: 640px;
  margin-bottom: 48px;
}

.divider {
  border: none;
  border-top: 1px solid var(--line);
  margin: 0;
}

/* Why section */
.why-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: start;
}
.why-grid .lede {
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 460;
  color: var(--ink);
  line-height: 1.4;
}

/* Offer cards */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 28px 24px;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
}
.card .num {
  font-family: var(--serif);
  font-size: 14px;
  color: var(--ink-soft);
  opacity: 0.6;
  margin-bottom: 14px;
  display: block;
}
.card h3 { margin-bottom: 8px; }
.card p { font-size: 15px; margin-bottom: 0; }

/* Five elements */
.elements {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.element {
  border-radius: 18px;
  padding: 26px 20px 22px;
  color: var(--paper);
  min-height: 190px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}
.element .roman {
  font-family: var(--serif);
  font-size: 13px;
  opacity: 0.85;
  letter-spacing: 0.08em;
}
.element h3 {
  color: var(--paper);
  font-size: 19px;
  margin: 10px 0 6px;
}
.element p {
  color: rgba(255,255,255,0.88);
  font-size: 13.5px;
  margin: 0;
}
.element.e-zeme { background: var(--zeme); }
.element.e-ohen { background: var(--ohen); }
.element.e-voda { background: var(--voda); }
.element.e-vzduch { background: var(--vzduch); }
.element.e-prostor { background: var(--prostor); }

/* Workshop announcement */
.workshop {
  background: color-mix(in srgb, var(--vzduch) 16%, var(--cream));
  border: 1px solid color-mix(in srgb, var(--vzduch) 35%, transparent);
  border-radius: 28px;
  padding: 56px 64px;
  display: grid;
  grid-template-columns: 0.62fr 1fr;
  gap: 48px;
  align-items: center;
}
.workshop-figure {
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}
.workshop-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--vzduch);
  color: var(--paper);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 7px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.workshop-badge::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--paper);
}
.workshop-facts {
  list-style: none;
  margin: 22px 0 28px;
  padding: 0;
  display: grid;
  gap: 10px;
}
.workshop-facts li {
  display: flex;
  gap: 10px;
  font-size: 15.5px;
  color: var(--ink);
}
.workshop-facts li strong {
  min-width: 108px;
  color: var(--ink-soft);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding-top: 2px;
}
.workshop-includes {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 30px;
}

/* GooDin feature section */
.goodin {
  background: var(--cream-deep);
  border-radius: 28px;
  padding: 64px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.goodin-figure {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.concept-badge {
  position: absolute;
  top: 14px; right: 14px;
  z-index: 2;
  background: rgba(52, 48, 42, 0.82);
  color: var(--paper);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 999px;
  backdrop-filter: blur(4px);
}

.goodin-list {
  list-style: none;
  margin: 26px 0 32px;
  padding: 0;
  display: grid;
  gap: 12px;
}
.goodin-list li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  font-size: 15px;
  color: var(--ink-soft);
}
.goodin-list li::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ohen);
  flex: none;
  margin-top: 7px;
}

.goodin-note {
  border-top: 1px solid var(--line);
  padding-top: 20px;
  font-size: 14px;
  font-style: italic;
  color: var(--ink-soft);
}

/* Pro koho */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.audience {
  padding: 26px 4px 0;
  border-top: 2px solid var(--ink);
}
.audience h3 { font-size: 18px; }
.audience p { font-size: 14.5px; }

/* Status */
.status-box {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 40px 44px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.status-box p:last-child { margin-bottom: 0; }

/* Contact */
.contact {
  background: var(--ink);
  color: var(--paper);
  border-radius: 28px;
  padding: 64px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}
.contact h2 { color: var(--paper); }
.contact p { color: rgba(253,251,246,0.72); }
.contact-card {
  background: rgba(253,251,246,0.06);
  border: 1px solid rgba(253,251,246,0.18);
  border-radius: 18px;
  padding: 28px;
}
.contact-card .name {
  font-family: var(--serif);
  font-size: 20px;
  margin-bottom: 12px;
}
.contact-card a {
  display: block;
  color: var(--paper);
  text-decoration: none;
  font-size: 15px;
  margin-bottom: 8px;
  opacity: 0.9;
}
.contact-card a:hover { opacity: 1; text-decoration: underline; }

/* Footer */
footer {
  padding: 40px 0 56px;
  text-align: center;
}
footer img { height: 22px; margin: 0 auto 12px; opacity: 0.7; }
footer p { font-size: 13px; color: var(--ink-soft); margin: 0; }

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-figure { aspect-ratio: 16/10; order: -1; }
  .why-grid { grid-template-columns: 1fr; gap: 28px; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .elements { grid-template-columns: repeat(2, 1fr); }
  .audience-grid { grid-template-columns: 1fr 1fr; }
  .goodin { grid-template-columns: 1fr; padding: 36px; border-radius: 22px; }
  .workshop { grid-template-columns: 1fr; padding: 32px; border-radius: 22px; gap: 28px; }
  .workshop-figure { max-width: 280px; margin: 0 auto; }
  .goodin-figure { order: -1; }
  .status-box { grid-template-columns: 1fr; padding: 32px; }
  .contact { grid-template-columns: 1fr; padding: 36px; border-radius: 22px; }
  .nav-links { display: none; }
}

@media (max-width: 560px) {
  .wrap { padding: 0 20px; }
  section { padding: 64px 0; }
  .grid-4 { grid-template-columns: 1fr; }
  .elements { grid-template-columns: 1fr 1fr; }
  .audience-grid { grid-template-columns: 1fr; }
  .nav { padding: 14px 20px; }
}