/* Matikkafarmi – sivuston tyylit
   Värit pohjautuvat pelin teemaan (lib/ui/app_theme.dart):
   tausta #FFF8EF, metsänvihreä #2E6B3E, käpyruskea #B4652E. */

:root {
  --cream: #fff8ef;
  --cream-deep: #fbeedc;
  --paper: #ffffff;
  --green: #2e6b3e;
  --green-dark: #1f4d2b;
  --green-soft: #e6f1dc;
  --leaf: #7fb04a;
  --brown: #b4652e;
  --brown-dark: #8a4a1f;
  --ink: #23301f;
  --ink-soft: #4a5745;
  --sky: #dceefa;
  --butter: #fff1c7;
  --peach: #fde4d8;
  --lilac: #efe7f7;
  --line: #eadfce;

  --radius-s: 12px;
  --radius: 20px;
  --radius-l: 28px;
  --shadow: 0 1px 2px rgba(60, 45, 20, 0.06), 0 8px 24px rgba(60, 45, 20, 0.08);
  --shadow-lift: 0 2px 4px rgba(60, 45, 20, 0.08), 0 16px 40px rgba(60, 45, 20, 0.12);

  --font: ui-rounded, "SF Pro Rounded", "Nunito", "Varela Round", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --wrap: 72rem;
  --gutter: clamp(1rem, 4vw, 2rem);

  color-scheme: light;
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--cream);
}

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

h1, h2, h3 {
  line-height: 1.15;
  color: var(--green-dark);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 0.5em;
}
h1 { font-size: clamp(2.1rem, 5.5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3.6vw, 2.3rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

a { color: var(--green); text-decoration-thickness: 2px; text-underline-offset: 3px; }
a:hover { color: var(--green-dark); }

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

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 100;
  background: var(--green);
  color: #fff;
  padding: 0.6rem 1rem;
  border-radius: var(--radius-s);
  font-weight: 700;
}
.skip-link:focus { top: 1rem; color: #fff; }

/* ---------- Ylätunniste ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 248, 239, 0.94);
  backdrop-filter: saturate(1.4) blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  min-height: 4.25rem;
  padding-block: 0.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--green-dark);
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: 0.01em;
}
.brand img { width: 2.5rem; height: 2.5rem; border-radius: 10px; }
.brand:hover { color: var(--green); }

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  font: inherit;
  font-weight: 700;
  color: var(--green-dark);
  background: var(--paper);
  border: 2px solid var(--line);
  border-radius: 999px;
  padding: 0.4rem 1rem;
  cursor: pointer;
}
.nav-toggle-icon,
.nav-toggle-icon::before,
.nav-toggle-icon::after {
  display: block;
  width: 1.1rem;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  position: relative;
}
.nav-toggle-icon::before,
.nav-toggle-icon::after { content: ""; position: absolute; left: 0; }
.nav-toggle-icon::before { top: -6px; }
.nav-toggle-icon::after { top: 6px; }

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}
.site-nav a {
  display: block;
  padding: 0.5rem 0.95rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  color: var(--ink);
}
.site-nav a:hover { background: var(--green-soft); color: var(--green-dark); }
.site-nav a[aria-current="page"] { background: var(--green); color: #fff; }

/* Mobiilivalikko vain kun JavaScript on käytössä; ilman sitä linkit näkyvät aina. */
@media (max-width: 47.99rem) {
  .js .nav-toggle { display: inline-flex; }
  .js .site-nav { display: none; width: 100%; }
  .js .site-nav.is-open { display: block; }
  .js .site-nav ul { flex-direction: column; padding-bottom: 0.5rem; }
  .js .site-nav a { padding: 0.75rem 1rem; border-radius: var(--radius-s); }
}

/* ---------- Painikkeet ja merkit ---------- */

.button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--green);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  padding: 0.85rem 1.5rem;
  border-radius: 999px;
  box-shadow: 0 4px 0 var(--green-dark);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.button:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 5px 0 var(--green-dark); }
.button:active { transform: translateY(2px); box-shadow: 0 2px 0 var(--green-dark); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--butter);
  color: var(--brown-dark);
  font-weight: 800;
  font-size: 0.95rem;
  padding: 0.45rem 0.95rem;
  border-radius: 999px;
  border: 2px solid #f3dd9c;
}
.badge svg { width: 1.1rem; height: 1.1rem; flex: none; }

.eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brown);
  margin-bottom: 0.6rem;
}

/* ---------- Osiot ---------- */

.section { padding-block: clamp(3rem, 8vw, 5.5rem); }
.section--paper { background: var(--paper); }
.section--green { background: var(--green-soft); }

.section-head { max-width: 42rem; margin-bottom: clamp(1.75rem, 4vw, 2.75rem); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head p { color: var(--ink-soft); font-size: 1.125rem; }

.lead { font-size: clamp(1.1rem, 2.2vw, 1.3rem); color: var(--ink-soft); }

/* ---------- Etusivun hero ---------- */

.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(120% 70% at 50% 110%, #d9ecc4 0 45%, transparent 45.5%),
    linear-gradient(180deg, #e3f1fb 0%, #f4f8ee 55%, var(--cream) 100%);
  padding-block: clamp(2.5rem, 7vw, 5rem) clamp(3rem, 7vw, 5rem);
}
.hero .wrap {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.hero-text { max-width: 36rem; }
.hero-title .name {
  display: block;
  font-size: clamp(1.15rem, 2.4vw, 1.4rem);
  color: var(--brown);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}
.hero-text .lead { margin-bottom: 1.75rem; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.25rem; }

.hero-figure {
  margin: 0;
  justify-self: center;
  width: min(100%, 22rem);
}
.hero-figure img {
  width: 100%;
  aspect-ratio: 900 / 1599;
  object-fit: cover;
  border-radius: var(--radius-l);
  border: 6px solid var(--paper);
  box-shadow: var(--shadow-lift);
}

@media (min-width: 52rem) {
  .hero .wrap { grid-template-columns: 1.15fr 0.85fr; }
  .hero-figure { width: min(100%, 25rem); justify-self: end; }
}

/* ---------- Kortit ---------- */

.card-grid {
  display: grid;
  gap: clamp(1rem, 2.5vw, 1.5rem);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
}

.card {
  background: var(--paper);
  border-radius: var(--radius);
  padding: 1.6rem;
  box-shadow: var(--shadow);
}
.card h3 { margin-bottom: 0.4rem; }
.card p { color: var(--ink-soft); }

.feature-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 18px;
  display: grid;
  place-items: center;
  margin-bottom: 1rem;
}
.feature-icon svg { width: 2rem; height: 2rem; }
.tone-sky { background: var(--sky); color: #2c6f9b; }
.tone-butter { background: var(--butter); color: var(--brown-dark); }
.tone-green { background: var(--green-soft); color: var(--green); }
.tone-peach { background: var(--peach); color: #a24b2a; }
.tone-lilac { background: var(--lilac); color: #6a4c93; }

/* ---------- Puhelinkuvat ---------- */

.phone {
  margin: 0;
  background: var(--paper);
  border-radius: var(--radius-l);
  padding: 0.6rem;
  box-shadow: var(--shadow);
}
.phone img { width: 100%; border-radius: calc(var(--radius-l) - 0.6rem); }
.phone figcaption {
  padding: 0.85rem 0.5rem 0.4rem;
  font-size: 0.98rem;
  color: var(--ink-soft);
}
.phone figcaption strong { display: block; color: var(--green-dark); font-size: 1.05rem; }

/* Ennen–jälkeen */
.growth {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  align-items: center;
  max-width: 48rem;
  margin-inline: auto;
}
.growth-arrow {
  justify-self: center;
  color: var(--brown);
  transform: rotate(90deg);
}
.growth-arrow svg { width: 2.75rem; height: 2.75rem; }
.growth .phone img { aspect-ratio: 800 / 1630; object-fit: cover; }

@media (min-width: 34rem) {
  .growth { grid-template-columns: 1fr auto 1fr; gap: 1.25rem; }
  .growth-arrow { transform: none; }
}

.growth-note {
  max-width: 40rem;
  margin: 2rem auto 0;
  text-align: center;
  color: var(--ink-soft);
}

/* ---------- Kohderyhmä ja saatavuus ---------- */

.split {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
}
@media (min-width: 52rem) {
  .split { grid-template-columns: 1fr 1fr; }
  .split--media-first > :first-child { order: 0; }
}

.checklist { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.9rem; }
.checklist li {
  position: relative;
  padding-left: 2.25rem;
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.15rem;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: var(--green);
}
.checklist li::after {
  content: "";
  position: absolute;
  left: 0.52rem;
  top: 0.45rem;
  width: 0.42rem;
  height: 0.72rem;
  border: solid #fff;
  border-width: 0 3px 3px 0;
  transform: rotate(45deg);
}

.availability {
  background: var(--green);
  color: #fff;
  border-radius: var(--radius-l);
  padding: clamp(2rem, 5vw, 3rem);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.availability h2 { color: #fff; margin-bottom: 0.5rem; }
.availability p { color: #e4f0dc; max-width: 34rem; margin-inline: auto; }
.availability .platforms {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.25rem 0 1rem;
}
.availability .platforms span {
  background: rgba(255, 255, 255, 0.14);
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  padding: 0.35rem 1rem;
  font-weight: 700;
}

/* ---------- Pelin sisältö: alasivun otsake ---------- */

.page-hero {
  background: linear-gradient(180deg, #e3f1fb 0%, var(--cream) 100%);
  padding-block: clamp(2.5rem, 6vw, 4rem) clamp(1.5rem, 4vw, 2.5rem);
}
.page-hero .lead { max-width: 42rem; }

.toc {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
}
.toc a {
  display: inline-block;
  background: var(--paper);
  border: 2px solid var(--line);
  border-radius: 999px;
  padding: 0.35rem 0.9rem;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
}
.toc a:hover { border-color: var(--leaf); }

/* ---------- Oppimisaluekortit ---------- */

.areas {
  display: grid;
  gap: clamp(1rem, 2.5vw, 1.5rem);
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 19rem), 1fr));
  list-style: none;
  padding: 0;
  margin: 0;
}
.area {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--cream-deep);
  background-size: cover;
  background-position: top center;
  background-repeat: no-repeat;
  padding: 5.5rem 0.75rem 0.75rem;
  box-shadow: var(--shadow);
  display: flex;
}
.area--numbers { background-image: url("/assets/optimized/tausta_numerot-600.webp"); }
.area--addition { background-image: url("/assets/optimized/tausta_yhteenlasku-600.webp"); }
.area--subtraction { background-image: url("/assets/optimized/tausta_vahennyslasku-600.webp"); }
.area--geometry { background-image: url("/assets/optimized/tausta_geometria-600.webp"); }
.area--word { background-image: url("/assets/optimized/tausta_sanalliset-600.webp"); }
.area--everyday { background-image: url("/assets/optimized/tausta_arki-600.webp"); }

.area-number {
  position: absolute;
  top: 1rem;
  left: 1.1rem;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--paper);
  color: var(--green-dark);
  font-weight: 800;
  display: grid;
  place-items: center;
  box-shadow: var(--shadow);
}
.area-panel {
  background: rgba(255, 255, 255, 0.95);
  border-radius: calc(var(--radius) - 0.5rem);
  padding: 1.25rem 1.25rem 1.35rem;
  width: 100%;
}
.area-panel h3 { margin-bottom: 0.35rem; }
.area-panel p { color: var(--ink-soft); font-size: 1rem; margin-bottom: 0.85rem; }

.chips { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.chips li {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--green-dark);
  background: var(--green-soft);
  border-radius: 999px;
  padding: 0.2rem 0.65rem;
}

.note {
  margin-top: 1.75rem;
  color: var(--ink-soft);
  font-size: 1rem;
}

/* ---------- Tehtävägalleria ---------- */

.gallery {
  display: grid;
  gap: clamp(0.75rem, 2.5vw, 1.5rem);
  grid-template-columns: repeat(2, minmax(0, 1fr));
  list-style: none;
  padding: 0;
  margin: 0;
}
@media (min-width: 46rem) { .gallery { grid-template-columns: repeat(3, minmax(0, 1fr)); } }

.gallery .phone { height: 100%; padding: 0.45rem; }
.gallery .phone img { aspect-ratio: 480 / 862; object-fit: cover; }
.gallery .phone figcaption { font-size: 0.92rem; padding: 0.7rem 0.4rem 0.3rem; }
.gallery .phone figcaption strong { font-size: 1rem; }

.zoom {
  display: block;
  position: relative;
  border-radius: calc(var(--radius-l) - 0.45rem);
  cursor: zoom-in;
}
.zoom-hint {
  position: absolute;
  right: 0.5rem;
  bottom: 0.5rem;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  color: var(--green-dark);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow);
}
.zoom-hint svg { width: 1.15rem; height: 1.15rem; }

.lightbox {
  border: 0;
  padding: 0;
  background: transparent;
  max-width: min(94vw, 30rem);
  max-height: 94vh;
  overflow: visible;
}
.lightbox::backdrop { background: rgba(20, 30, 18, 0.78); }
.lightbox img {
  max-height: 86vh;
  width: auto;
  margin-inline: auto;
  border-radius: var(--radius);
  background: var(--paper);
}
.lightbox p { color: #fff; text-align: center; margin: 0.6rem 0 0; font-weight: 700; }
.lightbox-close {
  position: absolute;
  top: -0.75rem;
  right: -0.75rem;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  border: 0;
  background: var(--paper);
  color: var(--green-dark);
  font: inherit;
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
  box-shadow: var(--shadow-lift);
}

/* ---------- Näin peli toimii / Rakenna maatila ---------- */

.feature-split {
  display: grid;
  gap: clamp(1.75rem, 5vw, 4rem);
  align-items: center;
}
.feature-split .phone { width: min(100%, 20rem); justify-self: center; }
.feature-split .phone img { aspect-ratio: 800 / 1504; object-fit: cover; }
.feature-split .phone.farm img { aspect-ratio: 800 / 1545; }
@media (min-width: 52rem) {
  .feature-split { grid-template-columns: 0.8fr 1.2fr; }
  .feature-split--reverse { grid-template-columns: 1.2fr 0.8fr; }
  .feature-split--reverse .phone { order: 2; }
}

.menu-list { margin: 0; display: grid; gap: 0.75rem; }
.menu-list div {
  display: grid;
  grid-template-columns: 9.5rem 1fr;
  gap: 1rem;
  align-items: baseline;
  background: var(--paper);
  border-radius: var(--radius-s);
  padding: 0.85rem 1rem;
  box-shadow: var(--shadow);
}
.menu-list dt {
  justify-self: start;
  background: var(--green);
  color: #fff;
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  border-radius: 999px;
  padding: 0.3rem 0.85rem;
}
.menu-list dt.secondary { background: #e9d6b0; color: var(--brown-dark); }
.menu-list dd { margin: 0; color: var(--ink-soft); }
@media (max-width: 30rem) {
  .menu-list div { grid-template-columns: 1fr; gap: 0.4rem; }
}

.steps { counter-reset: step; list-style: none; padding: 0; margin: 1.25rem 0 0; display: grid; gap: 0.9rem; }
.steps li {
  counter-increment: step;
  position: relative;
  padding-left: 3rem;
  min-height: 2.2rem;
}
.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: -0.1rem;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 50%;
  background: var(--butter);
  color: var(--brown-dark);
  font-weight: 800;
  display: grid;
  place-items: center;
}

.players {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
}
.players li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--paper);
  border-radius: 999px;
  padding: 0.4rem 1rem 0.4rem 0.4rem;
  font-weight: 700;
  box-shadow: var(--shadow);
}
.players .avatar { width: 2.2rem; height: 2.2rem; border-radius: 50%; display: grid; place-items: center; }
.players .avatar svg { width: 1.3rem; height: 1.3rem; }

/* ---------- Tekstisivut (yhteystiedot, tietosuoja) ---------- */

.prose { max-width: 44rem; }
.prose h2 { font-size: clamp(1.35rem, 3vw, 1.7rem); margin-top: 2.25rem; }
.prose ul { padding-left: 1.25rem; }
.prose li { margin-bottom: 0.35rem; }

.info-card {
  background: var(--paper);
  border-radius: var(--radius);
  padding: clamp(1.25rem, 3vw, 1.75rem);
  box-shadow: var(--shadow);
  margin-block: 1rem;
}
.info-card dl { margin: 0; display: grid; gap: 0.85rem; }
.info-card dt { font-weight: 800; color: var(--green-dark); }
.info-card dd { margin: 0.15rem 0 0; }

/* Paikalliset täydennyskohdat – poistetaan ennen julkaisua. */
.todo {
  display: inline-block;
  background: #fff4cc;
  border: 2px dashed #d9a521;
  color: #6b4b00;
  border-radius: 8px;
  padding: 0.1rem 0.5rem;
  font-weight: 700;
}
.draft-banner {
  background: #fff4cc;
  border: 2px dashed #d9a521;
  color: #5c4100;
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1.75rem;
}
.draft-banner strong { display: block; font-size: 1.05rem; margin-bottom: 0.2rem; }

/* ---------- 404 ---------- */

.not-found { text-align: center; padding-block: clamp(4rem, 12vw, 7rem); }
.not-found .big { font-size: clamp(4rem, 14vw, 7rem); font-weight: 800; color: var(--leaf); line-height: 1; margin-bottom: 0.5rem; }
.not-found .hero-actions { justify-content: center; margin-top: 1.5rem; }

/* ---------- Alatunniste ---------- */

.site-footer {
  background: var(--green-dark);
  color: #dbe8d2;
  padding-block: 2.5rem;
  margin-top: 0;
  font-size: 0.98rem;
}
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.25rem 2rem;
  align-items: flex-start;
}
.site-footer a { color: #fff; }
.site-footer a:focus-visible { outline-color: var(--butter); }
.site-footer .footer-brand { font-weight: 800; color: #fff; font-size: 1.15rem; margin-bottom: 0.25rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 0.5rem 1.25rem; }

/* ---------- Liike ---------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}