/* ==========================================================
   V3 prvky pro homepage — loader, ticker, feature karty,
   týdenní rytmus, newsletter. Načítá se jen na index.html.
   Barvy dědí z proměnných v styles.css.
   ========================================================== */

@font-face {
  font-family: 'Bittersweet NF';
  src: url('Bittersweet NF.ttf') format('truetype');
  font-display: swap;
}

/* ── LOADER (barevné pruhy) ── */
#loader-v3 {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--cream);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity .7s ease, visibility .7s ease;
}
#loader-v3.hidden { opacity: 0; visibility: hidden; }
.loader-stripes { position: absolute; inset: 0; display: flex; flex-direction: column; }
.loader-stripes span { flex: 1; transform: translateX(-100%); animation: lvSlideIn 1.4s cubic-bezier(0.76, 0, 0.24, 1) forwards; }
.loader-stripes span:nth-child(1) { background: var(--teal); animation-delay: 0s; }
.loader-stripes span:nth-child(2) { background: var(--coral); animation-delay: .1s; }
.loader-stripes span:nth-child(3) { background: var(--saffron); animation-delay: .2s; }
.loader-stripes span:nth-child(4) { background: var(--teal-bright); animation-delay: .3s; }
.loader-stripes span:nth-child(5) { background: var(--terracotta-deep); animation-delay: .4s; }
#loader-v3.hidden .loader-stripes span { transform: translateX(100%); transition: transform .8s ease; }
@keyframes lvSlideIn { 0% { transform: translateX(-100%); } 60% { transform: translateX(0); } 100% { transform: translateX(0); } }
.loader-center {
  position: relative; z-index: 2; text-align: center;
  padding: 2.5rem 3rem; background: var(--cream); border-radius: var(--radius-lg);
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, .4); border: 3px solid var(--teal-deep);
  animation: lvPopIn 1.2s .6s backwards;
}
@keyframes lvPopIn { 0% { opacity: 0; transform: scale(.7) rotate(-4deg); } 60% { opacity: 1; transform: scale(1.02) rotate(0); } 100% { opacity: 1; transform: scale(1) rotate(-1deg); } }
.loader-logo { font-family: 'Bittersweet NF', var(--font-script); font-size: clamp(3rem, 10vw, 5rem); color: var(--teal-deep); line-height: 1; margin-bottom: .5rem; }
.loader-logo-img { width: clamp(200px, 44vw, 320px); height: auto; margin: 0 auto .6rem; display: block; }
.loader-subtitle { font-family: var(--font-display); font-size: .8rem; letter-spacing: .25em; text-transform: uppercase; color: var(--coral); font-weight: 600; }

/* ── PROMO TICKER ── */
.promo-ticker { background: var(--coral); color: #fff; overflow: hidden; padding: .6rem 0; position: relative; z-index: 101; border-bottom: 2px solid var(--terracotta-deep); }
.ticker-track { display: inline-flex; gap: 1.5rem; white-space: nowrap; animation: lvTicker 38s linear infinite; font-family: var(--font-display); font-weight: 500; font-size: .85rem; letter-spacing: .12em; text-transform: uppercase; }
.ticker-track span { flex-shrink: 0; display: inline-flex; align-items: center; gap: .5rem; }
.ticker-track svg { width: 18px; height: 18px; stroke: currentColor; fill: none; flex-shrink: 0; }
.ticker-track svg.fill { fill: currentColor; stroke: none; }
.ticker-track .sep { opacity: .6; }
@keyframes lvTicker { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ── FEATURE KARTY ── */
.features-section { padding: 5rem 0; background: var(--bg-soft); }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.feature-card { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); transition: transform .4s ease, box-shadow .4s ease; min-height: 480px; display: flex; flex-direction: column; }
.feature-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); }
.fc-image { height: 240px; background-size: cover; background-position: center; transition: transform 1s ease; }
.feature-card:hover .fc-image { transform: scale(1.07); }
.fc-body { flex: 1; padding: 2rem; color: #fff; display: flex; flex-direction: column; }
.fc-label { font-family: 'Bittersweet NF', var(--font-script); font-size: 1.7rem; letter-spacing: .01em; margin-bottom: .3rem; opacity: .95; }
.fc-body h3 { font-family: var(--font-display); font-size: 1.9rem; font-weight: 700; text-transform: uppercase; line-height: 1; margin-bottom: 1rem; color: #fff; }
.fc-body p { flex: 1; opacity: .92; margin-bottom: 1.2rem; font-size: .95rem; }
.fc-link { font-family: var(--font-display); font-weight: 600; font-size: .78rem; letter-spacing: .18em; text-transform: uppercase; color: #fff; border-bottom: 2px solid currentColor; align-self: flex-start; padding-bottom: 3px; transition: transform .3s ease; }
.fc-link:hover { transform: translateX(6px); }
.feature-red { background: var(--coral); }
.feature-yellow { background: var(--saffron); }
.feature-yellow .fc-body, .feature-yellow .fc-body h3, .feature-yellow .fc-link { color: var(--teal-deep); }
.feature-teal { background: var(--teal); }

/* ── TÝDENNÍ RYTMUS ── */
.rhythm-section { padding: 6rem 0; background: var(--teal-deep); color: var(--cream); position: relative; overflow: hidden; }
.rhythm-section::before { content: ''; position: absolute; top: 10%; right: -8%; width: 300px; height: 300px; border-radius: 50%; background: var(--coral); opacity: .15; filter: blur(60px); }
.rhythm-section::after { content: ''; position: absolute; bottom: 10%; left: -8%; width: 300px; height: 300px; border-radius: 50%; background: var(--saffron); opacity: .15; filter: blur(60px); }
.rhythm-section .section-head h2 { color: var(--cream); }
.rhythm-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; position: relative; z-index: 2; }
.rh-card { background: rgba(255, 248, 236, .05); border: 1px solid rgba(255, 248, 236, .15); border-radius: var(--radius-lg); padding: 2rem 1.5rem; transition: transform .4s ease, background .4s ease, border-color .4s ease; }
.rh-card:hover { transform: translateY(-6px); background: rgba(255, 248, 236, .08); border-color: var(--saffron); }
.rh-day { display: inline-block; font-family: var(--font-display); font-size: .75rem; font-weight: 700; letter-spacing: .22em; padding: .35em .75em; background: var(--saffron); color: var(--teal-deep); border-radius: 2px; margin-bottom: 1rem; }
.rh-card h3 { font-family: var(--font-display); font-size: 1.4rem; font-weight: 700; text-transform: uppercase; margin-bottom: .75rem; color: var(--cream); }
.rh-card p { font-size: .9rem; opacity: .8; margin-bottom: 1rem; }
.rh-meta { display: block; font-family: var(--font-display); font-size: .82rem; letter-spacing: .14em; color: var(--saffron); padding-top: .75rem; border-top: 1px solid rgba(255, 248, 236, .15); }
.rh-accent { background: var(--coral); border-color: var(--coral); }
.rh-accent .rh-day { background: var(--cream); color: var(--coral); }
.rh-accent .rh-meta { color: var(--cream); border-color: rgba(255, 255, 255, .3); }
.rh-highlight { background: var(--saffron); border-color: var(--saffron); }
.rh-highlight .rh-day { background: var(--teal-deep); color: var(--saffron); }
.rh-highlight h3, .rh-highlight p { color: var(--teal-deep); }
.rh-highlight p { opacity: .85; }
.rh-highlight .rh-meta { color: var(--teal-deep); border-color: rgba(7, 63, 63, .3); }

/* ── NEWSLETTER ── */
.newsletter-section { padding: 6rem 0; background: linear-gradient(135deg, rgba(12, 90, 90, .95), rgba(7, 63, 63, .95)), url('FOTKY/IMG_0923.jpg') center/cover; color: #fff; }
.nl-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.newsletter-section h2 { color: #fff; }
.newsletter-section h2 .accent { color: var(--saffron); }
.nl-text p { opacity: .85; font-size: 1.05rem; margin-top: 8px; }
.nl-form { width: 100%; }
.nl-row { display: flex; gap: .5rem; background: #fff; padding: .4rem; border-radius: 6px; box-shadow: 0 18px 50px -20px rgba(0, 0, 0, .5); }
.nl-row input { flex: 1; padding: .9em 1.2em; border: none; background: transparent; font-family: var(--font-body); font-size: 1rem; color: var(--ink); outline: none; }
.nl-row .btn { white-space: nowrap; }
.nl-check { display: flex; align-items: flex-start; gap: .6rem; margin-top: 1rem; font-size: .85rem; opacity: .9; cursor: pointer; }
.nl-check input { margin-top: .25rem; accent-color: var(--saffron); }
.nl-success { margin-top: .8rem; color: var(--saffron); font-weight: 600; }

@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .rhythm-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .features-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: auto; }
  .rhythm-grid { grid-template-columns: 1fr; }
  .nl-wrap { grid-template-columns: 1fr; gap: 2.5rem; }
  .nl-row { flex-direction: column; }
}