/* =========================================================
   TALVIUINTIPAIKAT.FI – VIDEOHEADER
   Kaikki tyylit .tu-hero-alla, ei vaikuta muuhun sivuun.
   ========================================================= */
.tu-hero {
  /* === SIVUSTON TYYLIT (poimittu talviuintipaikat.fi:n etusivulta 18.10.2026) === */
  --tu-font:        system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  --tu-font-title:  var(--tu-font);
  --tu-deep:        #121a34;   /* sivupaneelin tausta */
  --tu-ice:         #ebf0fe;   /* pääteksti */
  --tu-mist:        #acb7e2;   /* tagline / toissijainen teksti */
  --tu-btn:         #1d2c56;   /* painikkeen täyttö */
  --tu-btn-border:  #365dae;   /* painikkeen reuna */
  --tu-card:        #1c2842;   /* "Tutustu alueittain" -kortti */
  --tu-card-border: #49667e;
  --tu-marker:      #4a7faa;   /* karttamerkit */
  --tu-radius:      12px;

  position: relative;
  isolation: isolate;
  min-height: min(86svh, 860px);
  display: flex;
  flex-direction: column;
  color: var(--tu-ice);
  font-family: var(--tu-font);
  background: var(--tu-deep);
  overflow: hidden;
}

/* --- Tausta: video + kuva + varjostus --- */
.tu-hero__media,
.tu-hero__media video,
.tu-hero__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.tu-hero__media { z-index: -2; }
.tu-hero__media video { opacity: 0; transition: opacity .8s ease; }
.tu-hero__media video.is-playing { opacity: 1; }

.tu-hero::before {               /* luettavuusvarjostus */
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(18,26,52,.72) 0%, rgba(18,26,52,.45) 40%, rgba(18,26,52,0) 75%),
    linear-gradient(180deg, rgba(18,26,52,.70) 0%, rgba(18,26,52,.20) 30%, rgba(18,26,52,.30) 55%, rgba(18,26,52,.90) 100%);
}
@media (max-width: 767px) {
  .tu-hero::before { background: linear-gradient(180deg, rgba(18,26,52,.75) 0%, rgba(18,26,52,.45) 40%, rgba(18,26,52,.92) 100%); }
}

/* --- Yläpalkki --- */
.tu-hero__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 1.5rem clamp(1.25rem, 5vw, 4.5rem);
}
.tu-hero__logo {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  color: inherit;
  text-decoration: none;
  font-weight: 500;
  font-size: 1.3rem;
}
.tu-hero__logo img { width: 44px; height: 52px; object-fit: contain; }
.tu-hero__logo small { display: block; font-weight: 700; font-size: .85rem; color: var(--tu-mist); }
.tu-hero__nav { display: flex; align-items: center; gap: 2rem; }
.tu-hero__nav ul { display: flex; gap: 1.75rem; list-style: none; margin: 0; padding: 0; }
.tu-hero__nav a {
  color: inherit;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  padding-block: .35rem;
  border-bottom: 2px solid transparent;
}
.tu-hero__nav a:hover { border-bottom-color: currentColor; }
.tu-hero__lang { display: flex; gap: .9rem; font-weight: 600; font-size: .95rem; }
.tu-hero__lang a { color: var(--tu-mist); text-decoration: none; }
.tu-hero__lang a[aria-current="true"] { color: var(--tu-ice); }

.tu-hero__menu-btn {
  display: none;
  background: none;
  border: 1.5px solid currentColor;
  color: inherit;
  font: 600 1rem var(--tu-font);
  padding: .45rem .9rem;
  border-radius: 999px;
  cursor: pointer;
}

/* --- Sisältö --- */
.tu-hero__content {
  margin-top: auto;
  padding: 0 clamp(1.25rem, 5vw, 4.5rem) clamp(2rem, 5vw, 3.5rem);
  max-width: 62rem;
}
.tu-hero__title {
  margin: 0;
  font-family: var(--tu-font-title);
  font-weight: 800;
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  line-height: 1;
  letter-spacing: -.02em;
  text-wrap: balance;
  text-shadow: 0 2px 24px rgba(18,26,52,.35);
}
.tu-hero__lead {
  margin: 1.5rem 0 0;
  max-width: 34rem;
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  line-height: 1.5;
  color: var(--tu-ice);
  opacity: .92;
}
.tu-hero__actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2rem; }
.tu-btn {
  display: inline-flex;
  align-items: center;
  min-height: 3rem;
  padding: 0 1.5rem;
  border-radius: var(--tu-radius);
  font: 700 1.05rem var(--tu-font);
  gap: .45rem;
  cursor: pointer;
  border: 0;
  text-decoration: none;
}
.tu-btn--primary { background: var(--tu-btn); color: var(--tu-ice); border: 1.5px solid var(--tu-btn-border); }
.tu-btn--primary:hover { background: #24376b; }
.tu-btn--light { background: rgba(18,26,52,.72); color: var(--tu-ice); border: 1.5px solid rgba(172,183,226,.35); }
.tu-btn--light:hover { background: rgba(18,26,52,.9); }
.tu-btn--ghost { background: transparent; color: var(--tu-ice); border: 1.5px solid rgba(255,255,255,.6); }
.tu-btn--ghost:hover { border-color: var(--tu-ice); }

/* --- Alapalkin pikalinkit --- */
.tu-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 2.25rem;
  margin: 0;
  padding: 1.1rem clamp(1.25rem, 5vw, 4.5rem) 1.4rem;
  list-style: none;
  border-top: 1px solid rgba(238,245,247,.18);
}
.tu-hero__quick a { color: var(--tu-ice); text-decoration: none; font-weight: 700; }
.tu-hero__quick a:hover { text-decoration: underline; text-underline-offset: .25em; }

/* --- Vierityskehotus kartalle --- */
.tu-hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 4.6rem;
  transform: translateX(-50%);
  display: grid;
  justify-items: center;
  gap: .2rem;
  color: var(--tu-ice);
  text-decoration: none;
  font-weight: 600;
  font-size: .9rem;
}
.tu-hero__scroll span { font-size: 1.4rem; animation: tu-bob 2s ease-in-out infinite; }
@keyframes tu-bob { 50% { transform: translateY(5px); } }
@media (prefers-reduced-motion: reduce) { .tu-hero__scroll span { animation: none; } }
@media (max-width: 767px) { .tu-hero__scroll { display: none; } }

/* --- Videon tauko (saavutettavuus) --- */
.tu-hero__pause {
  position: absolute;
  right: clamp(1.25rem, 5vw, 4.5rem);
  bottom: 1.1rem;
  width: 2.5rem;
  height: 2.5rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1.5px solid rgba(238,245,247,.6);
  background: rgba(18,26,52,.35);
  color: var(--tu-ice);
  cursor: pointer;
}
.tu-hero__pause[hidden] { display: none; }

.tu-hero :focus-visible { outline: 3px solid var(--tu-btn-border); outline-offset: 3px; }

/* --- Mobiili --- */
@media (max-width: 900px) {
  .tu-hero__menu-btn { display: inline-block; }
  .tu-hero__nav {
    position: absolute;
    top: 4.75rem;
    left: 1rem;
    right: 1rem;
    z-index: 5;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 1.5rem;
    border-radius: var(--tu-radius);
    background: rgba(18,26,52,.96);
    display: none;
  }
  .tu-hero__nav.is-open { display: flex; }
  .tu-hero__nav ul { flex-direction: column; gap: 1rem; }
  .tu-hero__quick { padding-right: 4.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  .tu-hero__media video { display: none; }
}

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }