:root {
  --paper: #f3ece0;
  --paper-2: #e9dfcd;
  --ink: #1b1712;
  --ink-soft: #5a5146;
  --ember: #d9481c;
  --ember-soft: #f2a07b;
  --line: rgba(27, 23, 18, 0.15);
  --display: "Fraunces", Georgia, serif;
  --body: "Bricolage Grotesque", system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  font-size: 17px;
  overflow-x: hidden;
}
::selection { background: var(--ember); color: var(--paper); }
em { font-style: italic; color: var(--ember); font-weight: 400; }
b { font-weight: 700; }

.grain {
  position: fixed; inset: 0; pointer-events: none; z-index: 100; opacity: 0.08;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* NAV */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; justify-content: space-between; align-items: center;
  padding: 1rem clamp(1.25rem, 4vw, 3rem);
  background: rgba(243, 236, 224, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand { font-family: var(--display); font-weight: 800; font-size: 1.4rem; color: var(--ink); text-decoration: none; }
.brand span { color: var(--ember); }
.nav nav { display: flex; gap: 1.6rem; }
.nav nav a { color: var(--ink-soft); text-decoration: none; font-size: 0.92rem; position: relative; }
.nav nav a::after {
  content: ""; position: absolute; left: 0; bottom: -3px; height: 2px; width: 100%;
  background: var(--ember); transform: scaleX(0); transform-origin: left; transition: transform .3s;
}
.nav nav a:hover { color: var(--ink); }
.nav nav a:hover::after { transform: scaleX(1); }

/* HERO */
.hero {
  min-height: calc(100vh - 64px);
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  grid-template-rows: auto 1fr auto;
  gap: 2rem;
  padding: clamp(2rem, 6vw, 5rem) clamp(1.25rem, 4vw, 3rem) 3rem;
  position: relative;
}
.hero::before {
  content: ""; position: absolute; right: -10vw; top: 8%;
  width: 55vw; height: 55vw; max-width: 720px; max-height: 720px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, var(--ember-soft), var(--ember) 60%, transparent 61%);
  opacity: .9; z-index: -1;
  animation: float 12s ease-in-out infinite;
}
@keyframes float { 50% { transform: translateY(-24px) rotate(6deg); } }
.eyebrow { grid-column: 1 / -1; text-transform: uppercase; letter-spacing: .2em; font-size: .78rem; color: var(--ink-soft); }
.hero h1 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(4rem, 13vw, 11rem);
  line-height: .86;
  letter-spacing: -0.04em;
  align-self: center;
}
.hero h1 em { font-weight: 400; color: var(--ink); }
.outline { -webkit-text-stroke: 2px var(--ink); color: transparent; }
.hero-side { align-self: end; max-width: 22rem; justify-self: end; }
.hero-side p { font-size: 1.15rem; margin-bottom: 1.5rem; }
.hero-stat {
  grid-column: 1 / -1; display: flex; align-items: center; gap: 1.2rem;
  border-top: 1px solid var(--line); padding-top: 1.5rem;
}
.hero-stat strong { font-family: var(--display); font-size: 3.5rem; color: var(--ember); line-height: 1; }
.hero-stat span { color: var(--ink-soft); font-size: .95rem; }

.btn {
  display: inline-flex; align-items: center; gap: .6rem;
  background: var(--ink); color: var(--paper);
  border: 2px solid var(--ink);
  padding: .85rem 1.5rem; border-radius: 999px;
  font: 500 1rem var(--body); text-decoration: none; cursor: pointer;
  transition: transform .2s, background .2s, box-shadow .2s;
  box-shadow: 4px 4px 0 var(--ember);
}
.btn:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--ember); }
.btn:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--ember); }
.btn:focus-visible, .flip:focus-visible, .pillar:focus-visible, .day:focus-visible { outline: 3px solid var(--ember); outline-offset: 3px; }
.btn.ghost { background: transparent; color: var(--ink); }

/* MARQUEE */
.marquee { background: var(--ink); color: var(--paper); overflow: hidden; padding: 1rem 0; transform: rotate(-1.5deg); margin: 2rem -2rem; }
.marquee-track { display: flex; width: max-content; animation: scroll 30s linear infinite; }
.marquee span { font-family: var(--display); font-style: italic; font-size: 1.8rem; padding-right: 2rem; white-space: nowrap; }
@keyframes scroll { to { transform: translateX(-50%); } }

/* SECTIONS */
.section { padding: clamp(4rem, 10vw, 8rem) clamp(1.25rem, 4vw, 3rem); max-width: 1280px; margin: 0 auto; }
.num { font-family: var(--display); font-size: 1rem; color: var(--ember); border: 1.5px solid var(--ember); border-radius: 999px; width: 3rem; height: 3rem; display: grid; place-items: center; flex-shrink: 0; }
.section h2 { font-family: var(--display); font-weight: 600; font-size: clamp(2.4rem, 6vw, 4.5rem); line-height: 1; letter-spacing: -0.02em; }
.section-head { display: grid; grid-template-columns: auto 1fr; gap: 1.5rem 2rem; align-items: start; margin-bottom: 3.5rem; }
.section-head .hint { grid-column: 2; color: var(--ink-soft); max-width: 34rem; }
.dark .section-head .hint { color: rgba(243,236,224,.65); }

.definition { display: grid; grid-template-columns: auto 1fr; gap: 2rem; }
.lead { font-size: clamp(1.25rem, 2.4vw, 1.75rem); font-family: var(--display); margin: 1.5rem 0 3rem; max-width: 46rem; line-height: 1.4; }
mark { background: linear-gradient(transparent 60%, var(--ember-soft) 60%); color: inherit; }
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.card { padding: 2rem; border-radius: 1.25rem; position: relative; overflow: hidden; min-height: 220px; }
.card h3 { font-family: var(--display); font-size: 2rem; margin-bottom: .5rem; }
.card.soft { background: var(--paper-2); }
.card.hard { background: var(--ink); color: var(--paper); }
.wave, .line { position: absolute; left: 2rem; right: 2rem; bottom: 2rem; height: 40px; }
.wave { background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 40'%3E%3Cpath d='M0 20 Q 12 0 25 20 T 50 20 T 75 5 T 100 35 T 125 20 T 150 2 T 175 30 T 200 20' fill='none' stroke='%23d9481c' stroke-width='3'/%3E%3C/svg%3E") repeat-x center/200px 40px; animation: wave 6s linear infinite; }
@keyframes wave { to { background-position: 200px center; } }
.line { background: linear-gradient(var(--ember), var(--ember)) left center/100% 3px no-repeat; }

/* PILLARS */
.pillars { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1.25rem; }
.pillar {
  grid-column: span 2; background: #fffaf2; border: 1px solid var(--line); border-radius: 1.25rem;
  padding: 2rem; position: relative; transition: transform .35s, box-shadow .35s, background .35s;
}
.pillar:nth-child(4) { grid-column: 2 / span 2; }
.pillar:nth-child(even) { transform: translateY(2rem); }
.pillar:hover, .pillar:focus-visible { transform: translateY(-6px) rotate(-1deg); box-shadow: 0 20px 40px -20px rgba(27,23,18,.35); background: #fff; }
.p-idx { font-family: var(--display); font-style: italic; font-size: 3rem; color: var(--ember); line-height: 1; display: block; margin-bottom: 1rem; }
.pillar h3 { font-family: var(--display); font-size: 1.5rem; margin-bottom: .6rem; }
.pillar p { color: var(--ink-soft); }
.tip { margin-top: 1.2rem; padding-top: 1rem; border-top: 1px dashed var(--line); font-size: .92rem; color: var(--ink) !important; }

/* MYTHS */
.dark { max-width: none; background: var(--ink); color: var(--paper); border-radius: 2.5rem; margin: 0 clamp(.5rem, 2vw, 1.5rem); }
.dark > * { max-width: 1184px; margin-left: auto; margin-right: auto; }
.flips { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
.flip { perspective: 1000px; background: none; border: 0; height: 220px; cursor: pointer; text-align: left; font: inherit; color: inherit; position: relative; }
.face {
  position: absolute; inset: 0; border-radius: 1.25rem; padding: 2rem;
  display: flex; flex-direction: column; justify-content: center; gap: .6rem;
  backface-visibility: hidden; transition: transform .7s cubic-bezier(.2,.8,.2,1);
}
.face small { text-transform: uppercase; letter-spacing: .18em; font-size: .72rem; font-family: var(--body); }
.front { border: 1px solid rgba(243,236,224,.2); font-family: var(--display); font-size: 1.5rem; font-style: italic; }
.front small { color: var(--ember-soft); font-style: normal; }
.back { background: var(--ember); color: var(--paper); transform: rotateY(180deg); font-size: 1.1rem; }
.flip[aria-pressed="true"] .front { transform: rotateY(-180deg); }
.flip[aria-pressed="true"] .back { transform: rotateY(0); }
.flip:hover .front { border-color: var(--ember-soft); }

/* QUIZ */
.quiz { max-width: 820px; margin-left: auto; }
.progress { height: 6px; background: var(--paper-2); border-radius: 99px; overflow: hidden; margin-bottom: 2rem; }
.bar { height: 100%; width: 100%; background: var(--ember); transform: scaleX(0); transform-origin: left; transition: transform .4s; }
.q { border: 0; padding: 1.5rem 0; border-bottom: 1px solid var(--line); }
.q legend { font-family: var(--display); font-size: 1.25rem; margin-bottom: 1rem; }
.q legend span { color: var(--ember); margin-right: .5rem; }
.opts { display: flex; flex-wrap: wrap; gap: .6rem; }
.opts label { position: relative; }
.opts input { position: absolute; opacity: 0; }
.opts label span {
  display: inline-block; padding: .55rem 1.1rem; border: 1.5px solid var(--line); border-radius: 999px;
  cursor: pointer; transition: all .2s; background: #fffaf2;
}
.opts label:hover span { border-color: var(--ink); }
.opts input:checked + span { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.opts input:focus-visible + span { outline: 3px solid var(--ember); outline-offset: 2px; }
.q.missing legend { color: var(--ember); }
.q-error { color: var(--ember); margin: 1rem 0 0; font-weight: 500; }
.quiz > .btn { margin-top: 2rem; }
.result { margin-top: 2.5rem; padding: 2.5rem; border-radius: 1.5rem; background: var(--ink); color: var(--paper); animation: rise .6s cubic-bezier(.2,.8,.2,1); }
.result .score { font-family: var(--display); font-size: 4.5rem; color: var(--ember); line-height: 1; }
.result h3 { font-family: var(--display); font-size: 2rem; margin: .5rem 0; }
@keyframes rise { from { opacity: 0; transform: translateY(20px); } }

/* TRACKER */
.tracker { background: #fffaf2; border: 1px solid var(--line); border-radius: 1.5rem; padding: clamp(1.5rem, 4vw, 3rem); }
.habit { display: block; margin-bottom: 2rem; }
.habit span { display: block; font-size: .8rem; text-transform: uppercase; letter-spacing: .15em; color: var(--ink-soft); margin-bottom: .4rem; }
.habit input { width: 100%; border: 0; border-bottom: 2px solid var(--ink); background: transparent; font: italic 600 clamp(1.3rem, 3vw, 2rem) var(--display); padding: .4rem 0; color: var(--ink); }
.habit input:focus { outline: none; border-color: var(--ember); }
.days { display: grid; grid-template-columns: repeat(7, 1fr); gap: .7rem; }
.day {
  aspect-ratio: 1; border-radius: 1rem; border: 1.5px solid var(--line); background: var(--paper);
  font: 600 1.1rem var(--display); color: var(--ink-soft); cursor: pointer; position: relative;
  transition: transform .2s, background .25s, color .25s;
}
.day:hover { transform: scale(1.06); border-color: var(--ink); }
.day.done { background: var(--ember); color: var(--paper); border-color: var(--ember); animation: pop .35s; }
.day.done::after { content: "✓"; position: absolute; top: .3rem; right: .5rem; font-size: .75rem; }
@keyframes pop { 50% { transform: scale(1.15); } }
.tracker-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 1.5rem; gap: 1rem; flex-wrap: wrap; }
#streak { font-family: var(--display); font-size: 1.15rem; }
.link { background: none; border: 0; color: var(--ink-soft); text-decoration: underline; cursor: pointer; font: inherit; }
.link:hover { color: var(--ember); }

/* QUOTES */
.quotes { text-align: center; }
blockquote p { font-family: var(--display); font-style: italic; font-size: clamp(1.6rem, 4vw, 3rem); line-height: 1.25; max-width: 60rem; margin: 0 auto 1.5rem; transition: opacity .3s; }
cite { display: block; font-style: normal; color: var(--ink-soft); margin-bottom: 2.5rem; letter-spacing: .1em; text-transform: uppercase; font-size: .85rem; }
blockquote.fading p, blockquote.fading cite { opacity: 0; }

/* FOOTER */
footer { background: var(--ember); color: var(--paper); padding: clamp(4rem, 10vw, 7rem) clamp(1.25rem, 4vw, 3rem) 2rem; }
footer .big { font-family: var(--display); font-weight: 800; font-size: clamp(3rem, 10vw, 8rem); line-height: .9; letter-spacing: -0.03em; }
footer .big em { color: var(--ink); }
footer .small { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid rgba(243,236,224,.35); font-size: .9rem; }

/* REVEAL */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .8s cubic-bezier(.2,.8,.2,1), transform .8s cubic-bezier(.2,.8,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.hero .reveal:nth-child(2) { transition-delay: .1s; }
.hero .reveal:nth-child(3) { transition-delay: .25s; }
.hero .reveal:nth-child(4) { transition-delay: .4s; }

@media (max-width: 860px) {
  .nav nav { display: none; }
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-side { justify-self: start; }
  .hero::before { width: 90vw; height: 90vw; right: -30vw; top: 4%; }
  .definition, .section-head { grid-template-columns: 1fr; }
  .section-head .hint { grid-column: 1; }
  .compare, .flips { grid-template-columns: 1fr; }
  .pillars { grid-template-columns: 1fr; }
  .pillar, .pillar:nth-child(4) { grid-column: auto; }
  .pillar:nth-child(even) { transform: none; }
  .days { grid-template-columns: repeat(7, 1fr); gap: .4rem; }
  .day { border-radius: .7rem; font-size: .9rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}