/* Talma site — sketchbook theme, "Charcoal & Rose".
   Tokens mirror DesignSystem: paper #F3ECE2, ink #3D3636, accent #9C5B6B,
   card #FAF4EA, hintBlue #62A8CF, progressGreen #7CA86B. */

@font-face {
  font-family: "Fredoka";
  src: url("/fonts/Fredoka-Medium.ttf") format("truetype");
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: "Fredoka";
  src: url("/fonts/Fredoka-SemiBold.ttf") format("truetype");
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: "Quicksand";
  src: url("/fonts/Quicksand-Regular.ttf") format("truetype");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Quicksand";
  src: url("/fonts/Quicksand-Medium.ttf") format("truetype");
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: "Quicksand";
  src: url("/fonts/Quicksand-SemiBold.ttf") format("truetype");
  font-weight: 600;
  font-display: swap;
}

:root {
  --paper: #f3ece2;
  --ink: #3d3636;
  --ink-soft: rgba(61, 54, 54, 0.72);
  --accent: #9c5b6b;
  --card: #faf4ea;
  --tape: rgba(156, 91, 107, 0.24);
  --hint-blue: #62a8cf;
  --progress-green: #7ca86b;
  --border-soft: rgba(61, 54, 54, 0.14);
  /* burgundy of the App Store screenshots — the download button */
  --burgundy: #7f4156;
  --burgundy-dark: #6a3547;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Quicksand", "Avenir Next", system-ui, sans-serif;
  font-weight: 500;
  background-color: var(--paper);
  /* subtle paper grain */
  background-image: radial-gradient(rgba(61, 54, 54, 0.035) 1px, transparent 1px);
  background-size: 5px 5px;
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3 {
  font-family: "Fredoka", "Quicksand", sans-serif;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: 0.01em;
}

a {
  color: var(--accent);
}

.wrap {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  padding: 28px 0 8px;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  font-family: "Fredoka", sans-serif;
  font-weight: 600;
  font-size: 1.5rem;
  color: var(--ink);
  text-decoration: none;
}
.brand .dot {
  color: var(--accent);
}

/* Hero */
.hero {
  padding: 56px 0 40px;
  text-align: center;
}
.hero h1 {
  font-size: clamp(2rem, 5.5vw, 3.25rem);
  max-width: 18ch;
  margin: 0 auto 16px;
  text-wrap: balance;
}
.hero p.lead {
  font-size: 1.15rem;
  color: var(--ink-soft);
  max-width: 46ch;
  margin: 0 auto 28px;
}
.hero-grid {
  display: grid;
  gap: 32px;
  align-items: center;
}
.hero-visual {
  position: relative;
  width: min(100%, 360px);
  margin: 0 auto;
  /* photo-print look, as on onboarding S1: warm-milk border */
  background: #fffdf8;
  padding: 6px;
  border: 1.5px solid var(--border-soft);
  border-radius: 26px 22px 25px 23px / 23px 26px 22px 25px;
  box-shadow: 0 8px 24px rgba(61, 54, 54, 0.08);
  transform: rotate(1deg);
}
.hero-visual::before {
  /* washi tape */
  content: "";
  position: absolute;
  top: -10px;
  left: 50%;
  width: 84px;
  height: 22px;
  transform: translateX(-50%) rotate(-2deg);
  background: var(--tape);
  border-radius: 2px;
  z-index: 1;
}
.hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 20px 16px 19px 17px / 17px 20px 16px 19px;
}
.cta {
  margin-top: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
}
.download-btn {
  display: inline-block;
  padding: 16px 36px;
  font-family: "Quicksand", sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  line-height: 1.2;
  color: var(--card);
  background: var(--burgundy);
  border-radius: 999px;
  text-decoration: none;
  box-shadow: 0 6px 18px rgba(127, 65, 86, 0.28);
  transition: background-color 0.15s ease;
}
.download-btn:hover {
  background: var(--burgundy-dark);
}
.download-btn:focus-visible {
  outline: 3px solid var(--hint-blue);
  outline-offset: 3px;
}

/* QR dialog (desktop) */
.qr-dialog {
  margin: auto;
  border: none;
  border-radius: 26px 22px 25px 23px / 23px 26px 22px 25px;
  background: var(--card);
  color: var(--ink);
  padding: 36px 32px 28px;
  max-width: 360px;
  width: calc(100% - 32px);
  text-align: center;
  box-shadow: 0 20px 60px rgba(61, 54, 54, 0.25);
}
.qr-dialog::backdrop {
  background: rgba(61, 54, 54, 0.45);
}
.qr-dialog h2 {
  font-size: 1.35rem;
  text-wrap: balance;
  margin-bottom: 20px;
}
.qr-dialog img {
  display: block;
  width: 200px;
  height: 200px;
  margin: 0 auto 16px;
  background: #fff;
  border-radius: 14px;
  padding: 8px;
}
.qr-dialog p {
  color: var(--ink-soft);
  font-size: 0.98rem;
  margin-bottom: 14px;
}
.qr-link {
  font-size: 0.92rem;
}
.qr-close {
  position: absolute;
  top: 12px;
  right: 16px;
  border: none;
  background: none;
  font-size: 1.6rem;
  line-height: 1;
  color: var(--ink-soft);
  cursor: pointer;
}
.price-note {
  margin-top: 16px;
  font-size: 0.95rem;
  color: var(--ink-soft);
}
@media (min-width: 900px) {
  .hero {
    text-align: left;
  }
  .hero-grid {
    grid-template-columns: 1.15fr 1fr;
    gap: 48px;
  }
  .hero h1,
  .hero p.lead {
    margin-left: 0;
  }
  .cta {
    justify-content: flex-start;
  }
  .hero-visual {
    width: 100%;
    max-width: 400px;
  }
}

/* Popular lessons carousel */
.lessons {
  padding: 24px 0 8px;
}
.lessons-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 8px;
}
.lessons h2 {
  font-size: clamp(1.5rem, 3.5vw, 2rem);
}
.carousel-nav {
  display: flex;
  gap: 8px;
}
.carousel-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--border-soft);
  background: var(--card);
  color: var(--ink);
  font: 600 1.4rem/1 "Fredoka", system-ui, sans-serif;
  cursor: pointer;
  transition: opacity 0.15s ease;
}
.carousel-btn:hover {
  opacity: 0.75;
}
.carousel-btn:disabled {
  opacity: 0.35;
  cursor: default;
}
.carousel {
  --gutter: max(24px, calc((100vw - 960px) / 2 + 24px));
  list-style: none;
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-padding-inline: var(--gutter);
  padding: 20px var(--gutter) 28px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.carousel::-webkit-scrollbar {
  display: none;
}
.lesson {
  flex: 0 0 calc((min(100vw, 960px) - 48px - 3 * 20px) / 4);
  scroll-snap-align: start;
  background: var(--card);
  border: 1.5px solid var(--border-soft);
  /* slightly irregular corners — hand-drawn feel */
  border-radius: 26px 22px 25px 23px / 23px 26px 22px 25px;
  box-shadow: 0 8px 24px rgba(61, 54, 54, 0.08);
  padding: 18px 18px 16px;
  text-align: center;
}
.lesson:nth-child(odd) {
  transform: rotate(-0.8deg);
}
.lesson:nth-child(even) {
  transform: rotate(0.8deg);
}
.lesson img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1;
  object-fit: contain;
  margin-bottom: 12px;
}
.lesson h3 {
  font-size: 1.1rem;
  margin-bottom: 2px;
}
.lesson p {
  color: var(--ink-soft);
  font-size: 0.9rem;
}

/* Desktop and tablets: the carousel sits in the content column, centered */
@media (min-width: 721px) {
  .carousel {
    /* flush with the content column, so no next card peeks into a gutter */
    --gutter: 0px;
    width: calc(100% - 48px);
    max-width: 912px;
    margin: 0 auto;
  }
}

/* Mobile: swipe, two cards and a peek */
@media (max-width: 720px) {
  .carousel-nav {
    display: none;
  }
  .lessons-head {
    justify-content: center;
  }
  .carousel {
    --gutter: 16px;
    gap: 14px;
  }
  .lesson {
    flex-basis: 42vw;
    padding: 14px 14px 12px;
  }
}

/* Feature cards */
.features {
  padding: 48px 0 24px;
}
.features h2 {
  text-align: center;
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  margin-bottom: 32px;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}
.card {
  background: var(--card);
  border: 1.5px solid var(--border-soft);
  border-radius: 22px 18px 21px 19px / 19px 22px 18px 21px;
  padding: 26px 24px;
  box-shadow: 0 6px 18px rgba(61, 54, 54, 0.06);
}
.card .icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 14px 12px 13px 12px / 12px 14px 12px 13px;
  font-size: 1.4rem;
  margin-bottom: 14px;
  background: rgba(98, 168, 207, 0.18);
}
.card:nth-child(2) .icon {
  background: rgba(124, 168, 107, 0.2);
}
.card:nth-child(3) .icon {
  background: var(--tape);
}
.card:nth-child(4) .icon {
  background: rgba(98, 168, 207, 0.18);
}
.card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}
.card p {
  color: var(--ink-soft);
  font-size: 0.98rem;
}

/* Audience, family and FAQ sections */
.audience,
.family,
.faq {
  padding: 48px 0 24px;
}
.audience h2,
.family h2,
.faq h2 {
  text-align: center;
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  margin-bottom: 32px;
}
/* four feature cards read as a 2×2 block instead of 3 + 1 orphan */
.features .grid {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}
.grid.two {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.family-list {
  list-style: none;
  display: grid;
  /* three items stay on one row from tablet width up */
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 24px;
}
.family-list li {
  border-top: 2px solid var(--tape);
  padding-top: 14px;
}
.family-list h3 {
  font-size: 1.1rem;
  margin-bottom: 6px;
}
.family-list p {
  color: var(--ink-soft);
  font-size: 0.98rem;
}
.faq .wrap {
  max-width: 720px;
}
.faq details {
  border-bottom: 1.5px solid var(--border-soft);
  padding: 16px 0;
}
.faq summary {
  cursor: pointer;
  font-family: "Fredoka", "Quicksand", sans-serif;
  font-weight: 500;
  font-size: 1.1rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 16px;
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary::after {
  content: "+";
  color: var(--accent);
  font-weight: 600;
}
.faq details[open] summary::after {
  content: "–";
}
.faq details p {
  margin-top: 10px;
  color: var(--ink-soft);
}

/* Closing CTA */
.closing {
  text-align: center;
  padding: 48px 0 64px;
}
.closing h2 {
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  margin-bottom: 20px;
}

/* Sticky download button (tracked with ct=site_sticky; on desktop it opens
   the QR dialog like the other download buttons) */
.sticky-cta {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 10;
  box-shadow: 0 10px 28px rgba(127, 65, 86, 0.35);
  transform: translateY(calc(100% + 40px));
  transition: transform 0.25s ease, background-color 0.15s ease;
}
.sticky-cta.is-visible {
  transform: none;
}
@media (max-width: 720px) {
  .sticky-cta {
    left: 16px;
    right: 16px;
    bottom: calc(16px + env(safe-area-inset-bottom));
    text-align: center;
  }
  /* keep the footer clear of the button */
  .site-footer {
    padding-bottom: 104px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .sticky-cta {
    transition: none;
  }
}

/* Footer */
.site-footer {
  border-top: 1.5px solid var(--border-soft);
  padding: 28px 0 40px;
  font-size: 0.92rem;
  color: var(--ink-soft);
}
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  align-items: center;
  justify-content: space-between;
}
.site-footer nav {
  display: flex;
  gap: 20px;
}
.site-footer a {
  color: var(--ink-soft);
  text-decoration: none;
}
.site-footer a:hover {
  color: var(--accent);
  text-decoration: underline;
}

/* Legal pages */
.legal {
  padding: 40px 24px 72px;
  max-width: 720px;
}
.legal h1 {
  font-size: clamp(1.7rem, 4vw, 2.4rem);
  margin-bottom: 8px;
}
.legal .updated {
  color: var(--ink-soft);
  font-size: 0.92rem;
  margin-bottom: 32px;
}
.legal h2 {
  font-size: 1.3rem;
  margin: 36px 0 12px;
}
.legal p,
.legal li {
  color: var(--ink);
  margin-bottom: 12px;
}
.legal ul {
  padding-left: 22px;
  margin-bottom: 16px;
}

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