/* ==========================================================================
   PupilPlay — Site base & layout (Elevated Claymorphism)
   Loaded only by the site pages. Pairs with tokens.css + components.css.
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }
* { -webkit-tap-highlight-color: transparent; }

html { scroll-behavior: smooth; }

body.pp {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-weight: 500;
  color: var(--ink);
  background: var(--bg-grad);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.5;
}

h1, h2, h3 { font-family: var(--font-display); font-weight: 600; line-height: 1.1; margin: 0; letter-spacing: -.01em; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; }

/* Sensible default icon size — contextual rules (.pp-btn .ic, etc.) override. */
.ic { width: 20px; height: 20px; flex: 0 0 auto; display: inline-block; vertical-align: middle; }
.pp-lb h3 .ic { width: 22px; height: 22px; color: var(--cta); }
.pp-best .ic { width: 18px; height: 18px; color: var(--cta); }
.pp-empty .emo .ic { width: 48px; height: 48px; color: var(--ink-mute); }

.pp-wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 var(--s-5); }

/* Skip link --------------------------------------------------------------- */
.pp-skip {
  position: absolute; left: 12px; top: -56px;
  background: var(--surface); color: var(--ink);
  padding: 10px 16px; border-radius: var(--r-pill);
  box-shadow: var(--clay-1); font-weight: 700; z-index: 100;
  transition: top var(--t-fast) var(--ease-out);
}
.pp-skip:focus-visible { top: 12px; }

/* ===== Navigation ======================================================== */
.pp-nav-spacer { height: calc(var(--nav-h) + 22px); }

.pp-nav {
  position: fixed; inset: 14px 14px auto 14px; z-index: var(--z-nav);
  height: var(--nav-h);
  max-width: calc(var(--maxw) + 28px); margin: 0 auto;
  display: flex; align-items: center; gap: var(--s-4);
  padding: 0 var(--s-3) 0 var(--s-5);
  background: rgba(255,255,255,.82);
  backdrop-filter: saturate(1.4) blur(14px);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-radius: var(--r-pill);
  box-shadow: var(--clay-1);
}
.pp-logo { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 26px; letter-spacing: -.02em; }
.pp-logo .mark { width: 34px; height: 34px; flex: 0 0 auto; }
.pp-logo .pupil { color: var(--primary); }
.pp-logo .play  { color: var(--cta); }

.pp-nav-links { display: flex; gap: 2px; margin-left: var(--s-4); }
.pp-nav-links a {
  padding: 9px 16px; border-radius: var(--r-pill); font-weight: 700; font-size: 15px;
  color: var(--ink-soft); transition: background var(--t-fast), color var(--t-fast);
}
.pp-nav-links a:hover { background: var(--primary-50); color: var(--primary-700); }
.pp-nav-links a.is-active { background: var(--primary); color: #fff; }
.pp-nav-spacer-grow { flex: 1 1 auto; }

.pp-nav-cta { display: flex; align-items: center; gap: var(--s-2); }

/* mobile nav toggle */
.pp-nav-burger { display: none; }

/* ===== Buttons =========================================================== */
.pp-btn {
  --b-bg: var(--surface); --b-fg: var(--ink);
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border: 0; cursor: pointer;
  font-weight: 800; font-size: 15px; color: var(--b-fg);
  background: var(--b-bg); border-radius: var(--r-pill);
  box-shadow: var(--clay-1);
  transition: transform var(--t-fast) var(--ease-bounce), box-shadow var(--t-fast), background var(--t-fast);
}
.pp-btn:hover { transform: translateY(-2px); box-shadow: var(--clay-2); }
.pp-btn:active { transform: translateY(1px); box-shadow: var(--clay-press); }
.pp-btn--primary { --b-bg: var(--primary); --b-fg: #fff; }
.pp-btn--primary:hover { --b-bg: var(--primary-600); }
.pp-btn--cta { --b-bg: var(--cta); --b-fg: #fff; text-shadow: 0 1px 0 rgba(0,0,0,.12); }
.pp-btn--cta:hover { --b-bg: var(--cta-600); }
.pp-btn--ghost { --b-bg: rgba(255,255,255,.6); --b-fg: var(--ink); }
.pp-btn--lg { padding: 16px 30px; font-size: 18px; }
.pp-btn--sm { padding: 9px 16px; font-size: 14px; }
.pp-btn .ic { width: 18px; height: 18px; }

/* ===== Hero ============================================================== */
.pp-hero { position: relative; padding: var(--s-8) 0 var(--s-7); overflow: hidden; }
.pp-hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: var(--s-7); align-items: center; }
.pp-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.7); color: var(--primary-700);
  font-weight: 800; font-size: 13px; letter-spacing: .02em; text-transform: uppercase;
  padding: 7px 14px; border-radius: var(--r-pill); box-shadow: var(--clay-1); margin-bottom: var(--s-4);
}
.pp-eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cta); }
.pp-hero h1 { font-size: clamp(40px, 6.4vw, 76px); font-weight: 700; }
.pp-hero h1 .grad {
  background: linear-gradient(110deg, var(--primary), var(--w-linguara) 55%, var(--cta));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.pp-hero p.lede { font-size: clamp(16px, 1.9vw, 21px); font-weight: 600; color: var(--ink-soft); max-width: 30ch; margin: var(--s-4) 0 var(--s-6); }
.pp-hero-actions { display: flex; flex-wrap: wrap; gap: var(--s-3); align-items: center; }
.pp-hero-stat { display: inline-flex; align-items: baseline; gap: 6px; margin-left: 6px; font-weight: 700; color: var(--ink-mute); font-size: 15px; }
.pp-hero-stat b { font-family: var(--font-display); font-size: 22px; color: var(--ink); }

/* hero collage of real game thumbnails */
.pp-hero-art { position: relative; aspect-ratio: 1 / 1; }
.pp-collage { position: absolute; inset: 0; display: grid; grid-template-columns: repeat(3, 1fr); grid-auto-rows: 1fr; gap: 14px; transform: rotate(-3deg); }
.pp-collage figure {
  margin: 0; border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--clay-1);
  background: var(--surface-sunk) center/cover no-repeat;
  animation: floaty 6s var(--ease-out) infinite;
}
.pp-collage figure:nth-child(3n+2) { animation-delay: -2s; }
.pp-collage figure:nth-child(3n)   { animation-delay: -4s; transform: translateY(10px); }
.pp-collage img { width: 100%; height: 100%; object-fit: cover; }
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }

/* ===== Section scaffolding ============================================== */
.pp-section { padding: var(--s-7) 0; }
.pp-section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--s-4); margin-bottom: var(--s-5); flex-wrap: wrap; }
.pp-section-head h2 { font-size: clamp(26px, 3.4vw, 40px); }
.pp-section-head p { margin: 6px 0 0; color: var(--ink-soft); font-weight: 600; }
.pp-section-head .link { color: var(--primary-700); font-weight: 800; }

/* ===== Game grid ======================================================== */
.pp-grid {
  display: grid; gap: 22px;
  grid-template-columns: repeat(auto-fill, minmax(248px, 1fr));
}
.pp-grid--featured { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }

/* ===== Catalog: filter rail + results =================================== */
.pp-catalog { display: grid; grid-template-columns: 264px 1fr; gap: var(--s-6); align-items: start; }
.pp-rail { position: sticky; top: calc(var(--nav-h) + 30px); display: flex; flex-direction: column; gap: var(--s-5); }
.pp-rail-group h3 { font-family: var(--font-body); font-size: 13px; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; color: var(--ink-mute); margin-bottom: 10px; }
.pp-chips { display: flex; flex-wrap: wrap; gap: 8px; }

.pp-toolbar { display: flex; align-items: center; gap: var(--s-3); margin-bottom: var(--s-5); flex-wrap: wrap; }
.pp-search { position: relative; flex: 1 1 280px; }
.pp-search .ic { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); width: 20px; height: 20px; color: var(--ink-mute); pointer-events: none; }
.pp-search input {
  width: 100%; height: 50px; padding: 0 18px 0 46px; border: 0;
  font: 600 16px/1 var(--font-body); color: var(--ink);
  background: var(--surface); border-radius: var(--r-pill); box-shadow: var(--clay-1);
}
.pp-search input::placeholder { color: var(--ink-mute); font-weight: 600; }
.pp-search input:focus-visible { outline: none; box-shadow: var(--clay-1), var(--ring); }

.pp-sort { display: inline-flex; align-items: center; gap: 8px; height: 50px; padding: 0 8px 0 18px; background: var(--surface); border-radius: var(--r-pill); box-shadow: var(--clay-1); font-weight: 700; color: var(--ink-soft); }
.pp-sort select { border: 0; background: transparent; font: 800 15px var(--font-body); color: var(--ink); padding: 0 6px; cursor: pointer; }
.pp-sort select:focus-visible { outline: none; }

.pp-resultcount { font-weight: 700; color: var(--ink-mute); margin-bottom: var(--s-4); }
.pp-resultcount b { color: var(--ink); }

.pp-filterbar-mobile { display: none; }

/* ===== Empty state ====================================================== */
.pp-empty { text-align: center; padding: var(--s-9) var(--s-5); background: rgba(255,255,255,.6); border-radius: var(--r-xl); box-shadow: var(--clay-1); }
.pp-empty .emo { font-size: 54px; margin-bottom: var(--s-3); }
.pp-empty h3 { font-size: 24px; margin-bottom: 8px; }
.pp-empty p { color: var(--ink-soft); font-weight: 600; margin: 0 0 var(--s-4); }

/* ===== Footer =========================================================== */
.pp-footer { margin-top: var(--s-9); padding: var(--s-8) 0 var(--s-7); }
.pp-footer-card { background: rgba(255,255,255,.7); border-radius: var(--r-xl); box-shadow: var(--clay-1); padding: var(--s-7); display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: var(--s-6); }
.pp-footer h4 { font-family: var(--font-body); font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--ink-mute); margin: 0 0 12px; }
.pp-footer a { display: block; color: var(--ink-soft); font-weight: 600; padding: 5px 0; }
.pp-footer a:hover { color: var(--primary-700); }
.pp-footer .tagline { color: var(--ink-soft); font-weight: 600; max-width: 34ch; margin: 10px 0 0; }
.pp-footer-base { text-align: center; color: var(--ink-mute); font-weight: 600; font-size: 14px; margin-top: var(--s-5); }

/* ===== Responsive ======================================================= */
@media (max-width: 980px) {
  .pp-hero-grid { grid-template-columns: 1fr; }
  .pp-hero-art { max-width: 460px; margin-inline: auto; order: -1; }
  .pp-catalog { grid-template-columns: 1fr; }
  .pp-rail { position: static; }
  .pp-footer-card { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .pp-wrap { padding: 0 var(--s-4); }
  .pp-hero { padding-top: var(--s-6); }
  .pp-hero-art { display: none; }
  .pp-nav { inset: 10px 10px auto 10px; padding-left: var(--s-4); }
  .pp-nav-links { display: none; }
  .pp-nav-school span { display: none; }
  .pp-nav-burger { display: inline-flex; }
  .pp-rail { display: none; }
  .pp-rail.is-open { display: flex; position: fixed; inset: auto 12px 12px 12px; top: calc(var(--nav-h) + 26px); z-index: 60; background: var(--surface); padding: var(--s-5); border-radius: var(--r-xl); box-shadow: var(--clay-2); overflow: auto; }
  .pp-filterbar-mobile { display: inline-flex; }
  .pp-footer-card { grid-template-columns: 1fr; gap: var(--s-5); }
}

/* ===== A11y / motion ==================================================== */
:focus-visible { outline: 3px solid var(--primary); outline-offset: 3px; border-radius: 6px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}