/* ===== Problem Size, shared site styles =====
   Palette + type taken straight from the app's Theme.swift and fonts. */

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

:root {
  --sunshine:  #FFCC2E;
  --tangerine: #FF8F29;
  --coral:     #FC6B5C;
  --cream:     #FFF7E6;
  --warm-white:#FFFCF5;
  --ink:       #33291A;
  --soft-ink:  #615445;
  --glitch:    #4DBD85;
  --bummer:    #FFA333;
  --disaster:  #F25C5C;

  /* section band colors, soft pastel versions */
  --band-story:    #FFCE82;
  --band-feedback: #d8effe;
  --band-practice: #f3e0fe;
  --band-progress: #d3f0df;

  --card-radius: 28px;
  --btn-radius: 22px;
  --shadow: 0 10px 30px rgba(51, 41, 26, 0.10);
  --shadow-soft: 0 6px 18px rgba(51, 41, 26, 0.08);
}

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

body {
  margin: 0;
  font-family: "Lexend", system-ui, sans-serif;
  font-weight: 400;
  color: var(--ink);
  background: var(--warm-white);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .fredoka {
  font-family: "Fredoka", system-ui, sans-serif;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.15;
}
a { color: var(--tangerine); }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 16px;
  min-height: 84px;
  padding: 18px clamp(16px, 5vw, 48px);
  background: rgba(255, 252, 245, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 143, 41, 0.16);
}
.nav__brand { display: flex; align-items: center; gap: 14px; margin-right: auto; text-decoration: none; position: relative; z-index: 1; }
.nav__brand img { width: 56px; height: 56px; border-radius: 14px; box-shadow: var(--shadow-soft); }
.nav__brand span { font-family: "Fredoka", sans-serif; font-weight: 600; font-size: 1.55rem; color: var(--ink); }
.nav__links {
  position: absolute; left: 50%; transform: translateX(-50%);
  display: flex; gap: 10px; flex-wrap: wrap; justify-content: center;
}
.nav__links a {
  font-family: "Fredoka", sans-serif; font-weight: 500; font-size: 1.22rem;
  text-decoration: none; color: var(--soft-ink);
  padding: 10px 20px; border-radius: 999px;
  transition: background 0.15s, color 0.15s;
}
.nav__links a:hover { background: rgba(255, 143, 41, 0.12); color: var(--tangerine); }
.nav__links a.active { background: var(--tangerine); color: #fff; }
.nav__actions {
  position: relative; z-index: 1; margin-left: auto;
  display: flex; align-items: center; gap: 10px; flex-shrink: 0;
}
.nav__contact {
  font-family: "Fredoka", sans-serif; font-weight: 500; font-size: 1.15rem;
  color: var(--soft-ink); background: var(--warm-white);
  border: 1px solid rgba(255, 143, 41, 0.28);
  padding: 12px 26px; border-radius: 999px; text-decoration: none;
  transition: background 0.15s, color 0.15s; white-space: nowrap;
}
.nav__contact:hover { background: rgba(255, 143, 41, 0.12); color: var(--tangerine); }
.nav__download {
  font-family: "Fredoka", sans-serif; font-weight: 500; font-size: 1.15rem;
  color: #fff; background: linear-gradient(180deg, var(--tangerine), #f57f18);
  padding: 12px 26px; border-radius: 999px; text-decoration: none;
  box-shadow: 0 6px 16px rgba(255, 143, 41, 0.28);
  transition: filter 0.15s; white-space: nowrap;
}
.nav__download:hover { filter: brightness(1.05); color: #fff; }

/* ---------- Layout ---------- */
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 clamp(16px, 5vw, 48px); }

/* ---------- Hero ---------- */
.hero {
  text-align: center;
  padding: clamp(40px, 6vw, 70px) clamp(16px, 5vw, 48px) clamp(48px, 7vw, 80px);
  background: linear-gradient(180deg, rgba(255,204,46,0.34) 0%, var(--cream) 60%, var(--warm-white) 100%);
}
.hero__icon { width: 108px; height: 108px; border-radius: 26px; box-shadow: var(--shadow); margin-bottom: 22px; }
.hero h1 { font-size: clamp(2.3rem, 6vw, 3.6rem); margin: 0 0 14px; }
.hero p.lead {
  font-size: clamp(1.05rem, 2.4vw, 1.32rem);
  max-width: 640px; margin: 0 auto 26px; color: var(--soft-ink);
}
.hero--story {
  padding-bottom: clamp(16px, 3vw, 28px);
}
.hero--story .lead { margin-bottom: 0; }
.hero .btn { margin-bottom: 26px; }

.scroll-side {
  position: fixed;
  right: clamp(16px, 3.5vw, 36px);
  bottom: clamp(28px, 5vh, 52px);
  z-index: 40;
  display: flex; align-items: center; justify-content: center;
  width: 72px; height: 72px;
  margin: 0; padding: 0; border: 0; cursor: pointer;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(160deg, #ffb56a 0%, var(--tangerine) 55%, #f57f18 100%);
  box-shadow: 0 10px 28px rgba(255, 143, 41, 0.42);
  animation: scroll-bounce 1.8s ease-in-out infinite;
  transition: opacity 0.25s, visibility 0.25s, filter 0.15s;
}
.scroll-side svg { width: 34px; height: 34px; display: block; }
.scroll-side:hover { filter: brightness(1.05); }
.scroll-side.is-hidden {
  opacity: 0; visibility: hidden; pointer-events: none; animation: none;
}

@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(10px); }
}

.pill-row { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--warm-white); border: 1px solid rgba(255,143,41,0.2);
  border-radius: 999px; padding: 9px 18px;
  font-family: "Fredoka", sans-serif; font-weight: 500; font-size: 0.98rem;
  box-shadow: var(--shadow-soft);
}
.pill svg { width: 20px; height: 20px; }
.pill--glitch svg   { color: var(--glitch); }
.pill--bummer svg   { color: var(--bummer); }
.pill--disaster svg { color: var(--disaster); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: "Fredoka", sans-serif; font-weight: 500; font-size: 1.1rem;
  color: #fff; background: linear-gradient(180deg, var(--tangerine), #f57f18);
  padding: 14px 32px; border-radius: var(--btn-radius); text-decoration: none;
  box-shadow: 0 8px 20px rgba(255, 143, 41, 0.32);
  transition: filter 0.15s;
}
.btn:hover { filter: brightness(1.05); }
.btn--big { font-size: 1.25rem; padding: 17px 40px; }

/* ---------- Feature bands (full-width color sections) ---------- */
.band { padding: clamp(44px, 7vw, 84px) 0; }
.band--story    { background: var(--band-story); }
.band--feedback { background: var(--band-feedback); }
.band--practice { background: var(--band-practice); }
.band--progress { background: var(--band-progress); }

.feature {
  display: grid; grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(28px, 5vw, 64px); align-items: center;
}
.feature.reverse .feature__media { order: -1; }
.feature__text h2 { font-size: clamp(1.7rem, 3.6vw, 2.5rem); margin: 0 0 16px; color: var(--ink); }
.feature__text p { font-size: 1.14rem; color: rgba(51,41,26,0.82); margin: 0 0 14px; }
.feature__media { display: flex; justify-content: center; }

/* static section icons (in document flow, not floating) */
.sec-icon {
  display: block;
  width: clamp(72px, 12vw, 110px);
  height: auto;
  margin: 0 0 14px;
}
.sec-icon--lg { width: clamp(96px, 16vw, 140px); }
.sec-icon--sm { width: 64px; margin: 0 auto 12px; }
.sizes__head .sec-icon { margin-left: auto; margin-right: auto; }

/* screenshot frame */
.shot {
  max-width: 292px; width: 100%;
  border-radius: 30px; overflow: hidden;
  border: 6px solid rgba(255,255,255,0.9);
  box-shadow: 0 20px 44px rgba(51,41,26,0.22);
}
.shot img { display: block; width: 100%; height: auto; }

/* ---------- Three sizes (icon cards) ---------- */
.sizes { padding: clamp(44px, 7vw, 84px) 0; background: var(--warm-white); }
.sizes__head { text-align: center; max-width: 620px; margin: 0 auto clamp(28px,4vw,40px); }
.sizes__head h2 { font-size: clamp(1.6rem, 3.4vw, 2.2rem); margin: 0 0 10px; }
.sizes__head p { color: var(--soft-ink); margin: 0; font-size: 1.08rem; }
.cats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.cat { border-radius: var(--card-radius); padding: 28px 22px; color: #fff; box-shadow: var(--shadow); text-align: center; display: flex; flex-direction: column; align-items: center; }
.cat--glitch   { background: linear-gradient(160deg, #5fce97, var(--glitch)); }
.cat--bummer   { background: linear-gradient(160deg, #ffb350, var(--bummer)); }
.cat--disaster { background: linear-gradient(160deg, #f77070, var(--disaster)); }
.cat__icon {
  display: flex; align-items: center; justify-content: center;
  width: 72px; height: 72px; margin: 0 auto 4px;
}
.cat__icon svg { width: 48px; height: 48px; color: #fff; display: block; margin: 0 auto; }
.cat h3 { color: #fff; font-size: 1.35rem; margin: 12px 0 6px; }
.cat p { margin: 0; font-size: 0.98rem; color: rgba(255,255,255,0.94); }

/* Compact three-sizes block (Story page) */
.sizes--compact {
  padding: 18px 0 8px;
  background: transparent;
  max-width: 720px;
  margin: 0 auto;
}
.sizes--compact .sizes__head { margin-bottom: 14px; }
.sizes--compact .sizes__head h2 { font-size: clamp(1.35rem, 2.8vw, 1.7rem); margin: 0 0 6px; }
.sizes--compact .sizes__head p { font-size: 1rem; }
.sizes--compact .cats { gap: 10px; }
.sizes--compact .cat { padding: 16px 14px; border-radius: 20px; }
.sizes--compact .cat__icon { width: 44px; height: 44px; margin-bottom: 0; }
.sizes--compact .cat__icon svg { width: 32px; height: 32px; }
.sizes--compact .cat h3 { font-size: 1.1rem; margin: 6px 0 4px; color: #fff; }
.sizes--compact .cat p { font-size: 0.88rem; line-height: 1.4; color: #fff; margin: 0; }

/* Stacked three-sizes in feature text column */
.sizes--stack {
  max-width: none;
  width: 100%;
  margin: 8px 0 0;
  padding: 0;
  text-align: left;
}
.sizes--stack .sizes__head {
  text-align: left;
  max-width: none;
  margin: 0 0 10px;
}
.sizes--stack .sizes__head h2 { font-size: clamp(1.2rem, 2.4vw, 1.45rem); margin: 0 0 4px; }
.sizes--stack .sizes__head p { font-size: 0.95rem; }
.sizes--stack .cats {
  grid-template-columns: 1fr;
  gap: 8px;
}
.sizes--stack .cat {
  padding: 12px 14px;
  border-radius: 16px;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: flex-start;
  text-align: left;
  gap: 0 10px;
  box-shadow: none;
  color: var(--ink);
}
.sizes--stack .cat--glitch {
  background: #e4f6eb;
  border: 1px solid #c5e9d4;
}
.sizes--stack .cat--bummer {
  background: #fff3d6;
  border: 1px solid #ffe3a3;
}
.sizes--stack .cat--disaster {
  background: #fde6e6;
  border: 1px solid #f7c4c4;
}
.sizes--stack .cat__icon {
  width: 36px; height: 36px; margin: 0;
}
.sizes--stack .cat__icon svg { width: 26px; height: 26px; }
.sizes--stack .cat--glitch .cat__icon svg { color: var(--glitch); }
.sizes--stack .cat--bummer .cat__icon svg { color: var(--bummer); }
.sizes--stack .cat--disaster .cat__icon svg { color: var(--disaster); }
.sizes--stack .cat h3 {
  font-size: 1rem; margin: 0; color: var(--ink);
  flex: 1; align-self: center;
}
.sizes--stack .cat p {
  flex: 1 1 100%;
  font-size: 0.82rem; line-height: 1.35; color: var(--soft-ink);
  margin: 2px 0 0;
}

/* ---------- Story page prose ---------- */
.prose { max-width: 720px; margin: 0 auto; padding: clamp(8px, 2vw, 16px) 0 0; }
.prose h2 { font-size: clamp(1.5rem, 3.4vw, 2.1rem); margin: 28px 0 12px; }
.prose h2:first-child { margin-top: 8px; }
.prose p { font-size: 1.14rem; color: var(--soft-ink); margin: 0 0 18px; }
.prose ul { list-style: none; padding: 0; margin: 0 0 18px; }
.prose li {
  font-size: 1.1rem; color: var(--soft-ink);
  padding: 8px 0 8px 30px; position: relative;
}
.prose li::before {
  content: ""; position: absolute; left: 4px; top: 17px;
  width: 10px; height: 10px; border-radius: 50%; background: var(--sunshine);
}
.pullquote {
  border-left: 5px solid var(--sunshine); background: var(--cream);
  border-radius: 0 18px 18px 0; padding: 20px 24px; margin: 26px 0;
  font-family: "Fredoka", sans-serif; font-weight: 500;
  font-size: 1.2rem; color: var(--ink);
}

.prose .updated {
  color: var(--soft-ink);
  font-size: 1rem;
  margin: 0 0 8px;
}

/* ---------- Footer ---------- */
footer {
  padding: 40px clamp(16px, 5vw, 48px) 48px;
  color: var(--soft-ink);
  font-size: 0.98rem;
  background: var(--cream);
  border-top: 1px solid rgba(255, 143, 41, 0.16);
}
.footer__inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.footer__left {
  text-align: left;
  min-width: 220px;
}
.footer__right {
  text-align: right;
  margin-left: auto;
}
.footer__brand {
  display: inline-flex; align-items: center; gap: 12px;
  text-decoration: none; margin-bottom: 12px;
}
.footer__brand img {
  width: 48px; height: 48px; border-radius: 12px; box-shadow: var(--shadow-soft);
}
.footer__brand span {
  font-family: "Fredoka", sans-serif; font-weight: 600;
  font-size: 1.35rem; color: var(--ink);
}
.footer__name {
  font-family: "Fredoka", sans-serif; font-weight: 500;
  font-size: 1.05rem; color: var(--ink); margin: 0 0 6px;
}
.footer__email {
  display: inline-block; margin: 0 0 12px;
  font-family: "Fredoka", sans-serif; font-weight: 500;
  color: var(--tangerine); text-decoration: none;
}
.footer__email:hover { filter: brightness(0.95); }
footer .foot-links {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}
footer .foot-links a {
  font-family: "Fredoka", sans-serif; font-weight: 500;
  text-decoration: none; color: var(--soft-ink);
}
footer .foot-links a:hover { color: var(--tangerine); }
footer .made { margin: 0; font-size: 0.92rem; }
footer .made b { color: var(--ink); font-weight: 500; font-family: "Fredoka", sans-serif; }

/* ---------- Responsive ---------- */
@media (max-width: 760px) {
  .feature { grid-template-columns: 1fr; }
  .feature.reverse .feature__media { order: 0; }
  .feature__text { text-align: center; }
  .feature__text .sec-icon { margin-left: auto; margin-right: auto; }
  .feature__text .sizes--stack,
  .feature__text .sizes--stack .sizes__head { text-align: left; }
  .cats { grid-template-columns: 1fr; }
  .sizes--stack .cats { grid-template-columns: 1fr; }
  .nav__brand span { display: none; }
  .footer__inner { flex-direction: column; }
  .footer__right { text-align: left; margin-left: 0; }
  footer .foot-links { align-items: flex-start; }
}

/* Respect users who prefer less motion */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}