/* ============================================================
   weightgain.us — "Arcade Diner" Design System
   One cohesive stylesheet. Dark warm plum base + tangerine→raspberry.
   Display: Fredoka (rounded arcade)  Body: Plus Jakarta Sans
   100% SFW. CLS-safe. Accessible focus states.
   ============================================================ */

:root {
  /* --- Core palette: warm dark plum, not cold black --- */
  --bg-0:        #1a0f1d;   /* deepest backdrop */
  --bg-1:        #241327;   /* page base */
  --bg-2:        #2e1a33;   /* raised surface */
  --bg-3:        #3a2240;   /* card surface */
  --bg-4:        #4a2c52;   /* hover surface */

  --ink-1:       #fdf4ef;   /* primary text (warm white) */
  --ink-2:       #e7cfe0;   /* secondary text */
  --ink-3:       #b894b3;   /* muted text */
  --line:        #4a2c52;   /* hairline borders */

  /* --- Appetizing accent gradient: tangerine -> raspberry --- */
  --tangerine:   #ff8a3d;
  --coral:       #ff5a6e;
  --raspberry:   #e0245e;
  --mango:       #ffc24b;
  --lime:        #7ad67a;
  --grape:       #9b5de5;

  --accent:      var(--coral);
  --grad-warm:   linear-gradient(120deg, #ffc24b 0%, #ff8a3d 38%, #ff5a6e 70%, #e0245e 100%);
  --grad-warm-soft: linear-gradient(120deg, #ff8a3d 0%, #e0245e 100%);
  --grad-text:   linear-gradient(100deg, #ffc24b 0%, #ff8a3d 45%, #ff5a6e 100%);

  /* --- Type --- */
  --font-display: "Fredoka", "Trebuchet MS", system-ui, sans-serif;
  --font-body:    "Plus Jakarta Sans", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  /* --- Radius / shadow / motion --- */
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-xl: 34px;
  --r-pill: 999px;

  --shadow-sm: 0 2px 8px rgba(0,0,0,.28);
  --shadow-md: 0 14px 36px -14px rgba(0,0,0,.55);
  --shadow-glow: 0 18px 50px -18px rgba(255,90,110,.55);

  --ease: cubic-bezier(.22,.61,.36,1);
  --dur: .28s;

  --maxw: 1180px;
  --gutter: clamp(18px, 5vw, 56px);
}

/* ---------- Reset / base ---------- */
*,*::before,*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -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(--font-body);
  color: var(--ink-1);
  background:
    radial-gradient(900px 520px at 88% -8%, rgba(255,90,110,.16), transparent 60%),
    radial-gradient(760px 500px at 5% 8%, rgba(155,93,229,.14), transparent 58%),
    radial-gradient(620px 480px at 50% 116%, rgba(255,194,75,.10), transparent 60%),
    var(--bg-1);
  background-attachment: fixed;
  line-height: 1.6;
  font-size: 17px;
  letter-spacing: .1px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

h1,h2,h3,h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.06;
  margin: 0 0 .5em;
  letter-spacing: -.4px;
}
h2 { font-size: clamp(1.7rem, 1.1rem + 2.6vw, 2.7rem); }
h3 { font-size: clamp(1.2rem, 1rem + 1vw, 1.5rem); }
p  { margin: 0 0 1rem; color: var(--ink-2); }
strong { color: var(--ink-1); }

/* ---------- Layout helpers ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(54px, 8vw, 96px); position: relative; }
.center { text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: .5em;
  font-family: var(--font-display); font-weight: 600;
  font-size: .82rem; letter-spacing: 1.4px; text-transform: uppercase;
  color: var(--mango);
  background: rgba(255,194,75,.10);
  border: 1px solid rgba(255,194,75,.28);
  padding: .42em 1em; border-radius: var(--r-pill);
}
.lead { font-size: clamp(1.02rem, .98rem + .4vw, 1.18rem); color: var(--ink-2); max-width: 62ch; }
.center .lead { margin-inline: auto; }

.grad-text {
  background: var(--grad-text);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

/* ---------- Skip link / a11y ---------- */
.skip {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--ink-1); color: var(--bg-0);
  padding: .7em 1.1em; border-radius: 0 0 var(--r-sm) 0; font-weight: 700;
}
.skip:focus { left: 0; }
:focus-visible {
  outline: 3px solid var(--mango);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ---------- Buttons ---------- */
.btn {
  --pad-y: .82em; --pad-x: 1.5em;
  display: inline-flex; align-items: center; justify-content: center; gap: .55em;
  font-family: var(--font-display); font-weight: 600; font-size: 1.02rem;
  padding: var(--pad-y) var(--pad-x); border-radius: var(--r-pill);
  border: 1px solid transparent; cursor: pointer;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
  will-change: transform; white-space: nowrap;
}
.btn-primary {
  color: #2a0f14; background: var(--grad-warm);
  box-shadow: var(--shadow-glow);
}
.btn-primary:hover { transform: translateY(-3px) scale(1.015); box-shadow: 0 26px 60px -16px rgba(255,90,110,.7); }
.btn-primary:active { transform: translateY(-1px); }
.btn-ghost {
  color: var(--ink-1); background: rgba(255,255,255,.04);
  border-color: var(--line);
}
.btn-ghost:hover { background: rgba(255,255,255,.09); border-color: var(--coral); transform: translateY(-2px); }
.btn-sm { font-size: .92rem; --pad-y: .6em; --pad-x: 1.1em; }

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: saturate(1.4) blur(14px);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  background: rgba(26,15,29,.72);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.nav { display: flex; align-items: center; gap: 1rem; height: 70px; }
.brand { display: inline-flex; align-items: center; gap: .6em; font-family: var(--font-display); font-weight: 700; font-size: 1.28rem; letter-spacing: -.4px; }
.brand svg { width: 36px; height: 36px; flex: 0 0 auto; }
.brand b { color: var(--ink-1); }
.brand .dot { color: var(--coral); }

.nav-links { display: flex; align-items: center; gap: .35rem; margin-left: auto; }
.nav-links a {
  font-weight: 600; font-size: .96rem; color: var(--ink-2);
  padding: .5em .85em; border-radius: var(--r-pill);
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.nav-links a:hover { color: var(--ink-1); background: rgba(255,255,255,.06); }
.nav-links a.cta { color: #2a0f14; background: var(--grad-warm); font-family: var(--font-display); box-shadow: var(--shadow-glow); }
.nav-links a.cta:hover { transform: translateY(-2px); }

.nav-toggle { display: none; margin-left: auto; background: none; border: 1px solid var(--line); color: var(--ink-1); width: 46px; height: 46px; border-radius: var(--r-sm); cursor: pointer; align-items: center; justify-content: center; }
.nav-toggle svg { width: 22px; height: 22px; }

@media (max-width: 880px) {
  .nav-toggle { display: inline-flex; }
  .nav-links {
    position: absolute; inset: 70px 0 auto 0;
    flex-direction: column; align-items: stretch; gap: .2rem;
    background: rgba(26,15,29,.97); backdrop-filter: blur(16px);
    padding: 1rem var(--gutter) 1.4rem;
    border-bottom: 1px solid var(--line);
    transform: translateY(-14px); opacity: 0; pointer-events: none;
    transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
  }
  .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-links a { padding: .8em 1em; }
  .nav-links a.cta { text-align: center; margin-top: .4rem; }
}

/* ---------- Hero ---------- */
.hero { position: relative; padding-block: clamp(48px, 8vw, 88px) clamp(40px, 6vw, 72px); overflow: hidden; }
.hero-grid {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(28px, 4vw, 64px);
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.5rem, 1.5rem + 5.4vw, 4.6rem);
  line-height: .98; letter-spacing: -1.5px; margin-bottom: .35em;
}
.hero h1 .grad-text { display: inline-block; }
.hero p.lead { margin-bottom: 1.8rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .8rem; align-items: center; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 1.2rem 1.8rem; margin-top: 2rem; }
.hero-meta .stat { display: flex; flex-direction: column; }
.hero-meta .stat b { font-family: var(--font-display); font-size: 1.45rem; line-height: 1; color: var(--ink-1); }
.hero-meta .stat span { font-size: .82rem; color: var(--ink-3); letter-spacing: .3px; }

.hero-art { position: relative; aspect-ratio: 1 / 1; display: grid; place-items: center; }
.hero-art .stage { width: 100%; max-width: 460px; filter: drop-shadow(0 30px 50px rgba(0,0,0,.45)); }
.float { animation: float 6s var(--ease) infinite; }
@keyframes float { 0%,100% { transform: translateY(0) rotate(-1deg); } 50% { transform: translateY(-16px) rotate(1.5deg); } }

/* decorative gooey blobs in hero bg */
.blob { position: absolute; border-radius: 50%; filter: blur(36px); opacity: .5; z-index: -1; }
.blob.b1 { width: 320px; height: 320px; background: radial-gradient(circle, rgba(255,90,110,.6), transparent 70%); top: -60px; right: -40px; }
.blob.b2 { width: 280px; height: 280px; background: radial-gradient(circle, rgba(155,93,229,.55), transparent 70%); bottom: -70px; left: -50px; }
.blob.b3 { width: 220px; height: 220px; background: radial-gradient(circle, rgba(255,194,75,.5), transparent 70%); top: 30%; left: 38%; }

/* floating food chips around mascot */
.chip-food { position: absolute; width: 60px; height: 60px; display: grid; place-items: center; background: var(--bg-3); border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow-md); }
.chip-food svg { width: 34px; height: 34px; }
.chip-food.c1 { top: 4%;  left: -2%;  animation: float 5.2s var(--ease) infinite; }
.chip-food.c2 { top: 18%; right: -4%; animation: float 6.4s var(--ease) infinite .4s; }
.chip-food.c3 { bottom: 6%; left: 4%;  animation: float 5.8s var(--ease) infinite .8s; }
.chip-food.c4 { bottom: 18%; right: 0%; animation: float 6.8s var(--ease) infinite .2s; }

/* ---------- Card grid ---------- */
.grid { display: grid; gap: clamp(18px, 2.4vw, 28px); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  position: relative; background: var(--bg-3);
  border: 1px solid var(--line); border-radius: var(--r-lg);
  overflow: hidden;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(255,90,110,.45); }

/* ---------- Game cards ---------- */
.game-card { display: flex; flex-direction: column; }
.game-cover {
  position: relative; aspect-ratio: 16 / 10; overflow: hidden;
  background-size: cover; background-position: center;
  display: grid; place-items: end stretch;
}
/* CSS gradient fallback cover (shows when cover.png absent / behind it) */
.game-cover::before {
  content: ""; position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(120% 120% at 80% 10%, rgba(255,255,255,.18), transparent 45%),
    var(--cover-grad, var(--grad-warm));
}
.game-cover .cover-art { position: absolute; inset: 0; z-index: 1; display: grid; place-items: center; }
.game-cover .cover-art svg { width: 46%; max-width: 170px; filter: drop-shadow(0 10px 18px rgba(0,0,0,.35)); transition: transform var(--dur) var(--ease); }
.game-card:hover .cover-art svg { transform: scale(1.07) rotate(-2deg); }
.game-cover .badge {
  position: absolute; z-index: 2; top: 14px; left: 14px;
  font-family: var(--font-display); font-weight: 600; font-size: .76rem; letter-spacing: .6px;
  background: rgba(26,15,29,.78); color: var(--mango);
  padding: .35em .8em; border-radius: var(--r-pill); border: 1px solid rgba(255,194,75,.4);
}
.game-cover .cover-title {
  position: relative; z-index: 2; width: 100%;
  font-family: var(--font-display); font-weight: 700; color: #fff;
  font-size: clamp(1.3rem, 1rem + 1.6vw, 1.9rem); line-height: 1;
  padding: clamp(16px,3vw,26px); text-shadow: 0 3px 14px rgba(0,0,0,.45);
  background: linear-gradient(to top, rgba(20,8,12,.7), transparent);
}
.game-body { padding: clamp(18px, 2.4vw, 26px); display: flex; flex-direction: column; gap: .7rem; flex: 1; }
.game-body p { margin: 0; color: var(--ink-2); font-size: .98rem; }
.game-tags { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .2rem; }
.tag { font-size: .76rem; font-weight: 600; color: var(--ink-3); background: rgba(255,255,255,.05); border: 1px solid var(--line); padding: .28em .7em; border-radius: var(--r-pill); }
.game-body .btn { margin-top: auto; align-self: flex-start; }

/* ---------- Guide / link cards ---------- */
.guide-card { padding: clamp(20px, 2.6vw, 28px); display: flex; flex-direction: column; gap: .55rem; }
.guide-card .ic { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; background: rgba(255,138,61,.12); border: 1px solid rgba(255,138,61,.3); margin-bottom: .4rem; }
.guide-card .ic svg { width: 28px; height: 28px; }
.guide-card h3 { margin: 0; font-size: 1.18rem; }
.guide-card p { margin: 0; font-size: .94rem; color: var(--ink-3); }
.guide-card .more { margin-top: auto; font-family: var(--font-display); font-weight: 600; color: var(--coral); font-size: .94rem; display: inline-flex; align-items: center; gap: .35em; padding-top: .5rem; }
.guide-card:hover .more { gap: .6em; }
.guide-card.calc .ic { background: rgba(122,214,122,.12); border-color: rgba(122,214,122,.32); }
.guide-card.calc .ic svg { color: var(--lime); }
.guide-card.calc .more { color: var(--lime); }

/* ---------- "How to play" steps ---------- */
.steps { counter-reset: step; display: grid; gap: 1rem; }
.step { display: grid; grid-template-columns: auto 1fr; gap: 1rem; align-items: start; background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--r-md); padding: 1.1rem 1.3rem; }
.step::before { counter-increment: step; content: counter(step); font-family: var(--font-display); font-weight: 700; width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; color: #2a0f14; background: var(--grad-warm); font-size: 1.15rem; }
.step h3 { margin: 0 0 .2em; font-size: 1.08rem; }
.step p { margin: 0; font-size: .95rem; color: var(--ink-3); }

/* ---------- Prose (articles / legal) ---------- */
.prose { max-width: 760px; }
.prose h2 { margin-top: 2.2em; }
.prose h3 { margin-top: 1.6em; }
.prose p, .prose li { color: var(--ink-2); }
.prose ul, .prose ol { padding-left: 1.3em; margin: 0 0 1.2rem; }
.prose li { margin-bottom: .5em; }
.prose a { color: var(--mango); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1.5px; }
.prose a:hover { color: var(--coral); }
.prose blockquote { margin: 1.4rem 0; padding: 1rem 1.3rem; border-left: 4px solid var(--coral); background: var(--bg-2); border-radius: 0 var(--r-md) var(--r-md) 0; color: var(--ink-2); }

/* ---------- FAQ (details/summary) ---------- */
.faq { display: grid; gap: .8rem; max-width: 820px; margin-inline: auto; }
.faq details { background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; transition: border-color var(--dur) var(--ease); }
.faq details[open] { border-color: rgba(255,90,110,.4); }
.faq summary {
  list-style: none; cursor: pointer; padding: 1.1rem 1.3rem;
  font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; color: var(--ink-1);
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary .chev { flex: 0 0 auto; width: 22px; height: 22px; transition: transform var(--dur) var(--ease); color: var(--coral); }
.faq details[open] summary .chev { transform: rotate(180deg); }
.faq details > div { padding: 0 1.3rem 1.2rem; color: var(--ink-2); }
.faq details > div p:last-child { margin-bottom: 0; }

/* ---------- Ranked list (pillar) ---------- */
.rank { display: grid; gap: clamp(20px, 3vw, 32px); }
.rank-item { display: grid; grid-template-columns: 100px 1fr; gap: clamp(16px,2.4vw,28px); align-items: stretch; background: var(--bg-3); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; }
.rank-no { display: grid; place-items: center; background: var(--grad-warm-soft); }
.rank-no span { font-family: var(--font-display); font-weight: 700; font-size: 3rem; color: #2a0f14; }
.rank-body { padding: clamp(18px,2.6vw,28px) clamp(18px,2.6vw,30px) clamp(18px,2.6vw,28px) 0; }
.rank-body h3 { font-size: clamp(1.3rem,1rem+1.4vw,1.7rem); margin-bottom: .35em; }
.rank-body .game-tags { margin: .5rem 0 1rem; }
@media (max-width: 560px){
  .rank-item { grid-template-columns: 1fr; }
  .rank-no { padding: .6rem 0; }
  .rank-no span { font-size: 2rem; }
  .rank-body { padding: 0 1.2rem 1.3rem; }
}

/* ---------- Info / disclosure callout ---------- */
.callout { background: var(--bg-2); border: 1px solid var(--line); border-left: 4px solid var(--mango); border-radius: 0 var(--r-md) var(--r-md) 0; padding: 1.1rem 1.3rem; margin: 1.4rem 0; }
.callout p { margin: 0; color: var(--ink-2); font-size: .96rem; }

/* ---------- Ad placeholders (CLS-safe reserved boxes) ---------- */
.ad-slot {
  display: grid; place-items: center; margin: clamp(28px,5vw,48px) auto;
  width: 100%; max-width: 728px; min-height: 96px;
  background: repeating-linear-gradient(45deg, rgba(255,255,255,.02) 0 12px, transparent 12px 24px);
  border: 1px dashed var(--line); border-radius: var(--r-md);
  color: var(--ink-3); font-size: .8rem; letter-spacing: .5px;
}
.ad-slot::after { content: "Advertisement"; opacity: .55; }
.ad-slot.rect { max-width: 336px; min-height: 280px; }

/* ---------- Breadcrumb ---------- */
.crumb { font-size: .88rem; color: var(--ink-3); padding-top: 1.2rem; }
.crumb a { color: var(--ink-3); }
.crumb a:hover { color: var(--coral); }
.crumb span { margin: 0 .45em; opacity: .5; }

/* ---------- CTA band ---------- */
.cta-band { position: relative; overflow: hidden; border-radius: var(--r-xl); padding: clamp(34px,6vw,64px); text-align: center; background: var(--grad-warm-soft); color: #2a0f14; }
.cta-band::before { content:""; position:absolute; inset:0; background: radial-gradient(120% 100% at 20% -10%, rgba(255,255,255,.35), transparent 50%); }
.cta-band > * { position: relative; }
.cta-band h2 { color: #2a0f14; }
.cta-band p { color: #4a1a22; max-width: 56ch; margin-inline: auto; }
.cta-band .btn-primary { background: #2a0f14; color: #ffd9c0; box-shadow: 0 16px 40px -16px rgba(0,0,0,.6); }
.cta-band .btn-primary:hover { background: #1a080c; }

/* ---------- Footer ---------- */
.site-footer { background: var(--bg-0); border-top: 1px solid var(--line); margin-top: clamp(40px,6vw,80px); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: clamp(24px,3vw,40px); padding-block: clamp(40px,5vw,64px); }
.footer-grid h4 { font-family: var(--font-display); font-size: 1rem; color: var(--ink-1); margin: 0 0 .9rem; letter-spacing: .2px; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .55rem; }
.footer-grid a { color: var(--ink-3); font-size: .94rem; }
.footer-grid a:hover { color: var(--coral); }
.footer-about p { color: var(--ink-3); font-size: .92rem; max-width: 34ch; }
.footer-about .brand { margin-bottom: .8rem; }
.footer-bottom { border-top: 1px solid var(--line); padding-block: 1.4rem; display: flex; flex-wrap: wrap; gap: .6rem 1.2rem; justify-content: space-between; align-items: center; color: var(--ink-3); font-size: .85rem; }
.footer-bottom a { color: var(--ink-3); }
.footer-bottom a:hover { color: var(--coral); }
.sfw-pill { display:inline-flex; align-items:center; gap:.4em; font-weight:600; color: var(--lime); background: rgba(122,214,122,.1); border: 1px solid rgba(122,214,122,.28); padding:.3em .8em; border-radius: var(--r-pill); font-size:.8rem; }

/* ---------- Reveal-on-load stagger ---------- */
.reveal { opacity: 0; transform: translateY(18px); animation: reveal .7s var(--ease) forwards; }
@keyframes reveal { to { opacity: 1; transform: none; } }
.d1{animation-delay:.05s}.d2{animation-delay:.13s}.d3{animation-delay:.21s}.d4{animation-delay:.29s}.d5{animation-delay:.37s}.d6{animation-delay:.45s}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-cta, .hero-meta { justify-content: center; }
  .hero p.lead { margin-inline: auto; }
  .hero-art { order: -1; max-width: 380px; margin-inline: auto; }
  .grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-about { grid-column: 1 / -1; }
}
@media (max-width: 680px) {
  body { font-size: 16px; }
  .grid.cols-2, .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr; }
  .hero-meta { gap: 1rem 1.4rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 420px) {
  .footer-grid { grid-template-columns: 1fr; }
}