/* ==========================================================================
   Bubble Springs — website styles
   Copied from Pop Room's folder (CLAUDE.md §2: each folder is its own) and
   moved to the game's palette (the app repo's lib/ui/kit.dart Palette):
   navy, cream, teal and gold. Headings and buttons are set in the game's
   own font, Fredoka (SIL Open Font License), served from this folder;
   body text is the phone's own sans. No CDN, no trackers.
   ========================================================================== */

@font-face {
  font-family: "Fredoka";
  src: url("fonts/fredoka.woff2") format("woff2");
  font-weight: 300 700;
  font-display: swap;
}

:root {
  /* Contrast ratios are white text on each colour unless said. */
  --page:      #fff8ec;   /* the game's cream */
  --card:      #ffffff;
  --ink:       #0c2744;   /* the game's deep navy: 14.3 on the page */
  --ink-soft:  #4b6079;   /* 6.1 on the page */
  --accent:    #19b5a5;   /* the game's teal: fills and marks only (white on it is 2.6) */
  --link:      #0a6e63;   /* links on the page: 5.8 */
  --gold:      #ffc23d;   /* the game's gold: 7.1 on the hero navy */

  --hero:      #143b62;   /* the game's navy: 11.5 */
  /* The band colours below are Pop Room's, kept for the full game page. */
  --violet:    #6b55d9;   /* 5.6 */
  --teal:      #13867b;   /* 4.7 */
  --blue:      #2b7fc4;   /* 4.6 */
  --magenta:   #c4407c;   /* 5.0 */
  --sun:       #f7963e;   /* ink text on it */

  --line:      rgba(12, 39, 68, .14);
  --shadow:    0 24px 50px rgba(12, 39, 68, .22), 0 6px 14px rgba(12, 39, 68, .12);
  --r:         22px;
  --pad:       clamp(18px, 5vw, 40px);
  --maxw:      1160px;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
          "Helvetica Neue", Arial, sans-serif;
  --round: "Fredoka", var(--sans);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--page);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }

::selection { background: var(--accent); color: var(--ink); }

:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 3px;
  border-radius: 8px;
}

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
}

.skip { position: absolute; left: -9999px; }
.skip:focus {
  left: 16px; top: 16px; z-index: 100;
  background: var(--ink); color: #fff;
  padding: 10px 16px; border-radius: 12px; font-weight: 700;
}

h1, h2, h3 {
  line-height: 1.06;
  letter-spacing: -.025em;
  margin: 0 0 .45em;
  font-family: var(--round);
  font-weight: 700;
  text-wrap: balance;
}
h1 { font-size: clamp(2.6rem, 7vw, 4.6rem); }
h2 { font-size: clamp(2rem, 4.6vw, 3.2rem); }
h3 { font-size: 1.3rem; letter-spacing: -.01em; }
p { margin: 0 0 1em; }

.lead { font-size: 1.15rem; font-weight: 500; }
.fine { font-size: .88rem; color: var(--ink-soft); }
em.gold { font-style: normal; color: var(--gold); }

/* --------------------------------------------------------------- header --- */

.site-head {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 248, 236, .92);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-head .wrap {
  display: flex; align-items: center; gap: 18px;
  min-height: 64px;
}
.crumb { color: var(--ink-soft); font-weight: 700; font-size: .92rem; white-space: nowrap; }
.crumb:hover { color: var(--ink); text-decoration: none; }
.brand {
  display: flex; align-items: center; gap: 10px;
  color: var(--ink); font-family: var(--round); font-weight: 700; font-size: 1.15rem;
}
.brand:hover { text-decoration: none; }
.brand img { width: 32px; height: 32px; border-radius: 9px; }
.nav { display: flex; gap: 20px; margin-left: auto; }
.nav a {
  color: var(--ink-soft); font-weight: 700; font-size: .94rem;
  border-bottom: 2px solid transparent; padding: 4px 0;
}
.nav a:hover { color: var(--ink); border-bottom-color: var(--accent); text-decoration: none; }
.head-actions { display: flex; gap: 10px; }
.brand + .head-actions { margin-left: auto; }   /* a page with no section nav */

@media (max-width: 900px) {
  .nav { display: none; }
  .head-actions { margin-left: auto; }
}
.brand span, .head-actions .btn { white-space: nowrap; }
@media (max-width: 420px) {
  .brand span { display: none; }   /* the icon stays; the link keeps its aria-label */
}
@media (max-width: 520px) {
  .crumb { font-size: 0; }
  .crumb::before { content: "\2190"; font-size: 1.1rem; }
  .site-head .wrap { gap: 12px; }
}

/* -------------------------------------------------------------- buttons --- */

.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font: inherit; font-family: var(--round); font-weight: 600; font-size: 1.05rem;
  padding: 14px 24px; border-radius: 999px;
  border: 2px solid transparent; cursor: pointer;
  transition: transform .15s ease, background .15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn svg { width: 20px; height: 20px; }
.btn-primary { background: var(--ink); color: #fff; box-shadow: 0 6px 0 rgba(0, 0, 0, .18); }
.btn-white { background: #fff; color: var(--ink); box-shadow: 0 6px 0 rgba(12, 39, 68, .18); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { background: rgba(12, 39, 68, .05); }
.btn-ghost-light { background: rgba(255, 255, 255, .12); color: #fff; border-color: rgba(255, 255, 255, .6); }
.btn-ghost-light:hover { background: rgba(255, 255, 255, .22); }
.btn-sm { padding: 8px 16px; font-size: .9rem; }

/* ---------------------------------------------------- the party pieces --- */

/* A band of one colour with the sunburst behind it. */
.band { position: relative; overflow: hidden; color: #fff; isolation: isolate; }
.band::before {
  content: ""; position: absolute; z-index: -1;
  left: 50%; top: 50%; width: 2600px; height: 2600px;
  margin: -1300px 0 0 -1300px;
  background: repeating-conic-gradient(rgba(255, 255, 255, .13) 0 7deg, transparent 7deg 18deg);
  -webkit-mask: radial-gradient(circle, #000 0, #000 22%, transparent 60%);
          mask: radial-gradient(circle, #000 0, #000 22%, transparent 60%);
}
.band h2, .band h3 { text-shadow: 0 5px 0 rgba(12, 39, 68, .18); }
.band .lead { color: rgba(255, 255, 255, .95); }

.bunting { position: absolute; left: 0; right: 0; top: 0; height: 96px; z-index: 1; pointer-events: none; }
.bunting svg { width: 100%; height: 100%; }

/* A foil balloon on a string, floating. */
.float {
  position: absolute; z-index: 2;
  animation: bob 6s ease-in-out infinite;
  filter: drop-shadow(0 18px 18px rgba(12, 39, 68, .28));
}
.float img { width: 100%; }
.float::after {
  content: ""; position: absolute; left: 50%; top: 88%;
  width: 2px; height: 120%; background: rgba(255, 255, 255, .55);
  transform: translateX(-50%) rotate(4deg); transform-origin: top;
  z-index: -1;
}
.float.ink-string::after { background: rgba(12, 39, 68, .25); }
.float button {
  all: unset; display: block; cursor: pointer; border-radius: 50%;
}
.float button:focus-visible { outline: 3px solid #fff; outline-offset: 4px; }
.float.popped { animation: popped .32s ease-out forwards; }
.float.popped::after { display: none; }

@keyframes bob {
  0%, 100% { transform: translateY(0) rotate(var(--tilt, 0deg)); }
  50%      { transform: translateY(-18px) rotate(calc(var(--tilt, 0deg) * -1)); }
}
@keyframes popped {
  0%   { transform: scale(1); opacity: 1; }
  60%  { transform: scale(1.35); opacity: .7; }
  100% { transform: scale(1.6); opacity: 0; }
}

.shard {
  position: absolute; width: 10px; height: 16px; border-radius: 3px;
  z-index: 3; pointer-events: none;
  animation: shard .7s cubic-bezier(.2, .7, .3, 1) forwards;
}
@keyframes shard {
  to { transform: translate(var(--dx), var(--dy)) rotate(var(--rot)); opacity: 0; }
}

/* A comic burst with a word on it. */
.burst {
  position: absolute; z-index: 4;
  width: 150px; height: 150px;
  display: grid; place-items: center;
  font-weight: 800; font-size: 1.6rem; color: var(--ink);
  transform: rotate(var(--tilt, 10deg));
  filter: drop-shadow(0 10px 12px rgba(12, 39, 68, .3));
}
.burst svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.burst span { position: relative; letter-spacing: -.02em; }

/* A card of the real game, white-rimmed. */
.shot-card {
  background: #fff; border: 10px solid #fff; border-radius: 34px;
  overflow: hidden; box-shadow: var(--shadow);
}
.shot-card img, .shot-card video { width: 100%; border-radius: 24px; }

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

.hero { background: var(--hero); padding: 120px 0 90px; }
.hero .wrap {
  position: relative; z-index: 3;
  display: grid; grid-template-columns: 1.08fr .92fr; gap: 40px; align-items: center;
}
.store-name { color: rgba(255, 255, 255, .92); font-weight: 700; font-size: .95rem; margin-bottom: 14px; }
.hero h1 { color: #fff; text-shadow: 0 6px 0 rgba(12, 39, 68, .2); }
.mark {
  display: inline-block; background: #fff; border-radius: 28px;
  padding: 18px 26px 6px; margin-bottom: 26px; box-shadow: var(--shadow);
}
.mark img { width: min(420px, 70vw); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 26px 0 22px; }
.soon { align-self: center; color: #fff; font-weight: 800; font-size: 1rem; }
.promises { display: flex; flex-wrap: wrap; gap: 8px 18px; margin: 0; padding: 0; list-style: none; }
.promises li { font-weight: 800; font-size: .95rem; color: #fff; }
.promises li + li::before { content: "\00b7"; margin-right: 18px; opacity: .8; }

.phone {
  position: relative; justify-self: center;
  width: min(330px, 78vw); aspect-ratio: 9 / 16;
  background: var(--ink); border-radius: 46px; padding: 11px;
  box-shadow: 0 40px 80px rgba(12, 39, 68, .38);
  transform: rotate(3deg);
}
.phone video, .phone img { width: 100%; height: 100%; object-fit: cover; border-radius: 36px; }
.phone .burst { left: -64px; top: 40px; --tilt: -12deg; }
.phone-caption { text-align: center; margin-top: 22px; color: rgba(255, 255, 255, .9); font-weight: 600; font-size: .9rem; }

@media (max-width: 880px) {
  .hero .float:nth-of-type(n+3) { display: none; }
  .hero .float { width: 64px !important; }
  .hero { padding: 104px 0 70px; text-align: center; }
  .hero .wrap { grid-template-columns: 1fr; gap: 56px; }
  .hero-cta, .promises { justify-content: center; }
  .phone .burst { left: -30px; width: 120px; height: 120px; font-size: 1.3rem; }
}

/* ------------------------------------------------------------- sections --- */

section { padding: clamp(70px, 10vw, 120px) 0; }
.section-head { max-width: 760px; margin: 0 auto 48px; text-align: center; }
/* how it plays */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.step {
  position: relative; background: var(--card); border-radius: var(--r);
  padding: 92px 26px 28px; box-shadow: 0 14px 30px rgba(12, 39, 68, .08);
  text-align: center;
}
.step img {
  position: absolute; left: 50%; top: -42px; width: 120px;
  transform: translateX(-50%) rotate(var(--tilt, 0deg));
  filter: drop-shadow(0 14px 14px rgba(12, 39, 68, .25));
}
.step .n {
  display: inline-grid; place-items: center; width: 34px; height: 34px;
  border-radius: 50%; background: var(--hero); color: #fff;
  font-weight: 800; margin-bottom: 12px;
}
.step p { color: var(--ink-soft); margin: 0; }
@media (max-width: 820px) {
  .steps { grid-template-columns: 1fr; gap: 64px; max-width: 440px; margin: 64px auto 0; }
}

/* split: words and a picture */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.split.flip > :first-child { order: 2; }
.split .shot-card { transform: rotate(var(--tilt, -2deg)); }
.chips { display: flex; flex-wrap: wrap; gap: 10px; padding: 0; margin: 22px 0 0; list-style: none; }
.chips li {
  background: rgba(255, 255, 255, .95); color: var(--ink);
  font-weight: 800; font-size: .95rem;
  padding: 10px 16px; border-radius: 999px;
  box-shadow: 0 6px 0 rgba(12, 39, 68, .14);
}
@media (max-width: 880px) {
  .split { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .split.flip > :first-child { order: 0; }
  .chips { justify-content: center; }
  .split .shot-card { max-width: 460px; margin: 0 auto; }
}

/* the orange band carries ink text: white on it reads only 2.1 */
.band h2.on-sun { color: var(--ink); text-shadow: none; }
.hl { background: linear-gradient(transparent 58%, #fff 58%, #fff 92%, transparent 92%); padding: 0 .08em; }

/* the four modes */
.modes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.mode {
  position: relative; color: #fff; border-radius: 28px; overflow: hidden;
  padding: 22px 20px 0; display: flex; flex-direction: column;
  box-shadow: var(--shadow); isolation: isolate;
}
.mode::before {
  content: ""; position: absolute; inset: -50%; z-index: -1;
  background: repeating-conic-gradient(from 0deg at 50% 70%, rgba(255, 255, 255, .12) 0 8deg, transparent 8deg 20deg);
}
.mode h3 { font-size: 1.55rem; margin-bottom: 6px; text-shadow: 0 4px 0 rgba(12, 39, 68, .18); }
.mode p { font-size: .98rem; margin-bottom: 14px; color: rgba(255, 255, 255, .95); }
.mode .tag {
  align-self: flex-start; font-size: .78rem; font-weight: 800; letter-spacing: .08em;
  text-transform: uppercase; background: rgba(12, 39, 68, .25);
  padding: 5px 11px; border-radius: 999px; margin-bottom: 12px;
}
.mode .media {
  margin-top: auto; border-radius: 22px 22px 0 0; overflow: hidden;
  border: 8px solid #fff; border-bottom: 0; aspect-ratio: 9 / 11;
  background: #fff;
}
.mode .media img, .mode .media video { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.m-levels { background: var(--hero); }
.m-rush { background: var(--teal); }
.m-shot { background: var(--blue); }
.m-endless { background: var(--violet); }
@media (max-width: 1020px) { .modes { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) {
  .modes { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .mode .media { aspect-ratio: 4 / 3; }
}

/* before and after */
.ba { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; max-width: 820px; margin: 0 auto; }
.ba figure { margin: 0; position: relative; }
.ba figure:first-child .shot-card { transform: rotate(-3deg); }
.ba figure:last-child .shot-card { transform: rotate(3deg) translateY(24px); }
.ba figcaption {
  position: absolute; top: -16px; z-index: 2;
  font-weight: 800; color: #fff; padding: 8px 18px; border-radius: 999px;
  box-shadow: 0 6px 0 rgba(12, 39, 68, .18);
}
.ba figure:first-child figcaption { left: 18px; background: var(--ink); }
.ba figure:last-child figcaption { right: 18px; top: 6px; background: #217a52; }
.stats {
  display: flex; justify-content: center; flex-wrap: wrap; gap: 18px 56px;
  margin: 72px 0 0; padding: 0; list-style: none; text-align: center;
}
.stats b { display: block; font-size: clamp(2.6rem, 6vw, 3.8rem); line-height: 1; color: var(--link); letter-spacing: -.03em; }
.stats span { font-weight: 800; color: var(--ink-soft); }
@media (max-width: 560px) { .ba { gap: 14px; } .ba .shot-card { border-width: 6px; border-radius: 22px; } }

/* big moments */
.moments { list-style: none; padding: 0; margin: 26px 0 0; display: grid; gap: 14px; }
.moments li {
  background: rgba(255, 255, 255, .14); border-radius: 18px;
  padding: 14px 18px; font-weight: 600;
}
.moments b { display: block; font-size: 1.08rem; }

/* screens strip */
.strip {
  display: flex; gap: 14px; overflow-x: auto; scroll-snap-type: x mandatory;
  padding: 10px var(--pad) 26px; margin: 0 calc(var(--pad) * -1);
  scrollbar-width: thin;
}
.strip img {
  flex: 0 0 auto; width: 240px; border-radius: 22px; scroll-snap-align: center;
  box-shadow: 0 16px 30px rgba(12, 39, 68, .18);
}
@media (min-width: 1100px) { .strip { justify-content: center; } .strip img { width: 128px; border-radius: 14px; } }

/* promises */
.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.tile {
  background: #fff; color: var(--ink); border-radius: 24px; padding: 26px 18px;
  text-align: center; box-shadow: 0 8px 0 rgba(12, 39, 68, .14);
}
.tile svg { width: 54px; height: 54px; color: var(--accent); margin: 0 auto 10px; display: block; }
.tile b { display: block; font-size: 1.15rem; }
.tile span { font-size: .92rem; color: var(--ink-soft); }
@media (max-width: 860px) { .tiles { grid-template-columns: repeat(2, 1fr); } }

/* faq */
.faq { max-width: 780px; margin: 0 auto; display: grid; gap: 12px; }
.faq details {
  background: var(--card); border-radius: 18px; padding: 4px 22px;
  box-shadow: 0 8px 20px rgba(12, 39, 68, .06);
}
.faq summary {
  cursor: pointer; font-weight: 800; font-size: 1.08rem; padding: 16px 0;
  list-style: none; display: flex; justify-content: space-between; gap: 14px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-size: 1.5rem; line-height: 1; }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { color: var(--ink-soft); margin: 0 0 18px; }

/* ---------------------------------------------------------------- footer --- */

.site-foot { background: var(--ink); color: rgba(255, 255, 255, .8); padding: 44px 0; }
.site-foot .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 30px; }
.site-foot a { color: #fff; font-weight: 700; }
.site-foot .studio { display: flex; align-items: center; gap: 10px; }
.site-foot .studio img { border-radius: 5px; box-shadow: 0 0 0 1px rgba(255, 255, 255, .4); }
.site-foot nav { display: flex; flex-wrap: wrap; gap: 18px; margin-left: auto; }
.site-foot .fine { flex-basis: 100%; color: rgba(255, 255, 255, .62); margin: 8px 0 0; }

/* --------------------------------------------------------------- privacy --- */

.legal { padding: 60px 0 90px; }
.prose { max-width: 780px; margin: 0 auto; }
.prose h1 { font-size: clamp(2.2rem, 5vw, 3.2rem); }
.prose h2 { font-size: 1.5rem; margin-top: 2.2em; }
.prose ul { padding-left: 1.2em; }
.prose li { margin-bottom: .5em; }
.prose code { overflow-wrap: anywhere; }
/* Links in running text are underlined: teal and navy differ too little to tell by colour alone. */
.prose p a, .prose li a { text-decoration: underline; text-underline-offset: 2px; }
.meta-row { display: flex; flex-wrap: wrap; gap: 6px 22px; color: var(--ink-soft); font-size: .95rem; }
.meta-row strong { color: var(--ink); }
.note {
  background: #fff; border-radius: 16px;
  padding: 20px 22px; margin: 26px 0; box-shadow: 0 8px 20px rgba(12, 39, 68, .06);
}
.note p:last-child { margin: 0; }
.toc { background: #fff; border-radius: 16px; padding: 18px 22px; margin: 26px 0; }
.toc ol { columns: 2; margin: 8px 0 0; padding-left: 1.3em; }
@media (max-width: 560px) { .toc ol { columns: 1; } }
.data-table-wrap { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 16px; overflow: hidden; font-size: .95rem; }
.data-table th, .data-table td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
.data-table th { background: #dcf2ee; }

/* ------------------------------------------------- landing, for now --- */
/* A small page until the full game page comes with the store art. */

.hero-icon {
  justify-self: center; width: min(300px, 64vw);
  background: #fff; padding: 12px; border-radius: 26%;
  box-shadow: var(--shadow); transform: rotate(3deg);
}
.hero-icon img { width: 100%; border-radius: 22%; }

/* Soap bubbles drifting in the hero. Only a picture: no button, no tap. */
.bubble {
  position: absolute; z-index: 2; border-radius: 50%; pointer-events: none;
  background:
    radial-gradient(circle at 32% 28%, rgba(255, 255, 255, .9) 0 9%, transparent 10%),
    radial-gradient(circle at 50% 50%, rgba(25, 181, 165, .08) 55%, rgba(255, 255, 255, .55) 70%, rgba(255, 194, 61, .35) 100%);
  box-shadow: inset 0 0 0 2px rgba(255, 255, 255, .55);
  animation: bob 7s ease-in-out infinite;
}
/* The stacked phone layout has no free edges for them. */
@media (max-width: 880px) {
  .bubble { display: none; }
}