/* ==========================================================================
   PennyFluent — style.css
   Palette: cool paper, green-black ink, banknote teal, penny copper
   Type:    Bricolage Grotesque (display) / Source Serif 4 (prose) / system sans (UI)
   ========================================================================== */

:root {
  --paper:        #F6F5F0;
  --paper-raise:  #FFFFFF;
  --ink:          #1D2521;
  --ink-soft:     #52605A;
  --teal:         #0F6B5B;
  --teal-deep:    #0A4A3F;
  --mint:         #E4EEE8;
  --copper:       #B4632C;
  --copper-deep:  #8F4C1F;
  --copper-hi:    #E29A5C;
  --line:         #DAD8CF;

  --font-display: "Bricolage Grotesque", "Arial Black", sans-serif;
  --font-body:    "Source Serif 4", Georgia, serif;
  --font-ui:      -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --maxw: 1080px;
  --radius: 10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.075rem;
  line-height: 1.65;
}

img { max-width: 100%; display: block; }

a { color: var(--teal); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--teal-deep); }
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 3px solid var(--copper);
  outline-offset: 2px;
  border-radius: 3px;
}

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 1.25rem; }

/* ---------- Coin mark (signature element) ---------- */
.coin {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.1rem; height: 2.1rem;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 28%, var(--copper-hi) 0%, var(--copper) 55%, var(--copper-deep) 100%);
  box-shadow: inset 0 0 0 2px rgba(255,255,255,.25), inset 0 0 0 4px rgba(143,76,31,.55), 0 1px 2px rgba(29,37,33,.25);
  color: #FFF6EC;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: -0.02em;
  flex: none;
}
.coin--lg { width: 3rem; height: 3rem; font-size: 1.05rem; }

/* ---------- Header ---------- */
.site-header {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 50;
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: .8rem; padding-bottom: .8rem;
  gap: 1rem;
}
.brand {
  display: inline-flex; align-items: center; gap: .6rem;
  text-decoration: none; color: var(--ink);
}
.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}
.brand-name em { font-style: normal; color: var(--teal); }

.site-nav { display: flex; align-items: center; gap: 1.4rem; font-family: var(--font-ui); font-size: .95rem; }
.site-nav a { color: var(--ink); text-decoration: none; }
.site-nav a:hover { color: var(--teal); }
.site-nav .nav-cta {
  background: var(--teal); color: #fff;
  padding: .5rem .9rem; border-radius: 999px;
  font-weight: 600;
}
.site-nav .nav-cta:hover { background: var(--teal-deep); color: #fff; }

.nav-toggle { display: none; }

@media (max-width: 740px) {
  .nav-toggle {
    display: inline-flex; align-items: center; gap: .4rem;
    background: none; border: 1px solid var(--line); border-radius: 8px;
    padding: .45rem .7rem; font-family: var(--font-ui); font-size: .9rem;
    color: var(--ink); cursor: pointer;
  }
  .site-nav {
    display: none;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--paper); border-bottom: 1px solid var(--line);
    flex-direction: column; align-items: flex-start;
    padding: 1rem 1.25rem; gap: .9rem;
  }
  .site-nav.open { display: flex; }
}

/* ---------- Hero ---------- */
.hero { padding: 4rem 0 3.5rem; }
.hero .wrap { display: grid; grid-template-columns: 1.25fr .75fr; gap: 2.5rem; align-items: center; }

.hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.3rem, 5vw, 3.6rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
}
.hero h1 .u-teal { color: var(--teal); }
.hero p.lede {
  margin-top: 1.1rem;
  font-size: 1.2rem;
  color: var(--ink-soft);
  max-width: 34rem;
}
.hero-ctas { margin-top: 1.8rem; display: flex; flex-wrap: wrap; gap: .8rem; font-family: var(--font-ui); }

.btn {
  display: inline-block;
  padding: .75rem 1.35rem;
  border-radius: 999px;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
}
.btn-primary { background: var(--teal); color: #fff; }
.btn-primary:hover { background: var(--teal-deep); color: #fff; }
.btn-secondary { background: none; color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--ink); }
.btn-secondary:hover { color: var(--teal-deep); box-shadow: inset 0 0 0 1.5px var(--teal-deep); }
.btn-copper { background: var(--copper); color: #fff; }
.btn-copper:hover { background: var(--copper-deep); color: #fff; }

/* Big hero coin */
.hero-coin {
  justify-self: center;
  width: min(260px, 60vw); aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 26%, var(--copper-hi) 0%, var(--copper) 52%, var(--copper-deep) 100%);
  box-shadow:
    inset 0 0 0 6px rgba(255,255,255,.18),
    inset 0 0 0 14px rgba(143,76,31,.45),
    0 18px 40px -18px rgba(29,37,33,.55);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  color: #FFF6EC;
  font-family: var(--font-display);
  transform: rotate(-8deg);
  transition: transform .35s ease;
}
.hero-coin:hover { transform: rotate(0deg); }
.hero-coin .denom { font-size: 4.2rem; font-weight: 800; line-height: 1; letter-spacing: -0.04em; }
.hero-coin .motto { font-size: .78rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; margin-top: .5rem; opacity: .9; }

@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .hero-coin { order: -1; width: 150px; }
  .hero-coin .denom { font-size: 2.6rem; }
  .hero-coin .motto { font-size: .55rem; }
}

/* ---------- Sections ---------- */
.section { padding: 3.2rem 0; }
.section-mint { background: var(--mint); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.eyebrow {
  font-family: var(--font-ui);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--copper);
  display: flex; align-items: center; gap: .55rem;
}
.eyebrow::before { content: ""; width: .55rem; height: .55rem; border-radius: 50%;
  background: radial-gradient(circle at 32% 28%, var(--copper-hi), var(--copper-deep)); }

h2.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 3.4vw, 2.2rem);
  letter-spacing: -0.02em;
  margin-top: .6rem;
}
.section-sub { color: var(--ink-soft); margin-top: .5rem; max-width: 40rem; }

/* ---------- Guide cards ---------- */
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.3rem; margin-top: 2rem; }
.card {
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.4rem 1.4rem 1.5rem;
  display: flex; flex-direction: column; gap: .7rem;
  transition: transform .18s ease, box-shadow .18s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 10px 24px -16px rgba(29,37,33,.4); }
.card .tag {
  font-family: var(--font-ui); font-size: .74rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--teal);
}
.card .tag.tag-copper { color: var(--copper); }
.card h3 { font-family: var(--font-display); font-weight: 700; font-size: 1.22rem; letter-spacing: -0.015em; line-height: 1.25; }
.card h3 a { color: var(--ink); text-decoration: none; }
.card h3 a:hover { color: var(--teal); }
.card p { font-size: .98rem; color: var(--ink-soft); }
.card .card-more { margin-top: auto; font-family: var(--font-ui); font-size: .92rem; font-weight: 600; }

/* ---------- Calculator promo band ---------- */
.promo { display: grid; grid-template-columns: auto 1fr auto; gap: 1.5rem; align-items: center;
  background: var(--teal); color: #fff; border-radius: var(--radius);
  padding: 1.8rem 2rem; }
.promo h2 { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; letter-spacing: -0.02em; }
.promo p { color: #D7E8E2; font-size: 1rem; margin-top: .3rem; }
.promo .btn-copper { white-space: nowrap; }
@media (max-width: 740px) { .promo { grid-template-columns: 1fr; text-align: left; } }

/* ---------- Signup ---------- */
.signup { background: var(--paper-raise); border: 1px solid var(--line); border-radius: var(--radius); padding: 2rem; max-width: 620px; }
.signup h2 { font-family: var(--font-display); font-size: 1.45rem; font-weight: 700; letter-spacing: -0.02em; }
.signup p { color: var(--ink-soft); margin-top: .4rem; font-size: 1rem; }
.signup form { margin-top: 1.1rem; display: flex; gap: .6rem; flex-wrap: wrap; }
.signup input[type="email"] {
  flex: 1 1 220px;
  padding: .7rem .9rem;
  border: 1.5px solid var(--line);
  border-radius: 8px;
  font-family: var(--font-ui); font-size: 1rem;
  background: var(--paper);
}
.signup .fineprint { font-family: var(--font-ui); font-size: .8rem; color: var(--ink-soft); margin-top: .7rem; }

/* ---------- Article layout ---------- */
.article { padding: 3rem 0 3.5rem; }
.article .wrap { max-width: 760px; }
.article h1 {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(1.9rem, 4.5vw, 2.7rem);
  letter-spacing: -0.025em; line-height: 1.12;
  margin-top: .6rem;
}
.article .meta { font-family: var(--font-ui); font-size: .9rem; color: var(--ink-soft); margin-top: .8rem; }
.article .disclosure {
  margin-top: 1.2rem;
  background: var(--mint);
  border-left: 3px solid var(--teal);
  border-radius: 0 8px 8px 0;
  padding: .8rem 1rem;
  font-family: var(--font-ui);
  font-size: .88rem;
  color: var(--ink-soft);
}
.article-body { margin-top: 1.8rem; }
.article-body h2 { font-family: var(--font-display); font-weight: 700; font-size: 1.55rem; letter-spacing: -0.02em; margin: 2.2rem 0 .8rem; }
.article-body h3 { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; letter-spacing: -0.015em; margin: 1.8rem 0 .6rem; }
.article-body p { margin: 0 0 1.05rem; }
.article-body ul, .article-body ol { margin: 0 0 1.05rem 1.3rem; }
.article-body li { margin-bottom: .45rem; }
.article-body strong { font-weight: 700; }

/* Verdict chips */
.verdict { display: inline-flex; align-items: center; gap: .45rem; font-family: var(--font-ui); font-size: .85rem; font-weight: 700; padding: .3rem .75rem; border-radius: 999px; }
.verdict-yes { background: var(--mint); color: var(--teal-deep); }
.verdict-no  { background: #F4E4DA; color: var(--copper-deep); }

/* Product card */
.product {
  background: var(--paper-raise); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.4rem; margin: 1.4rem 0;
}
.product h3 { margin-top: 0 !important; }
.product .product-row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-top: 1rem; }
.product .btn { font-size: .92rem; padding: .6rem 1.1rem; }

/* Callout */
.callout {
  background: var(--mint); border-radius: var(--radius);
  padding: 1.2rem 1.4rem; margin: 1.4rem 0;
  font-size: 1rem;
}
.callout .callout-label { display: flex; align-items: center; gap: .55rem; font-family: var(--font-ui); font-weight: 700; font-size: .85rem; letter-spacing: .08em; text-transform: uppercase; color: var(--teal-deep); margin-bottom: .5rem; }

/* FAQ */
.faq details { border-bottom: 1px solid var(--line); padding: .9rem 0; }
.faq summary { font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; cursor: pointer; letter-spacing: -0.01em; }
.faq details p { margin-top: .6rem; color: var(--ink-soft); }

/* ---------- Calculator ---------- */
.calc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem; margin-top: 2rem; }
@media (max-width: 740px) { .calc-grid { grid-template-columns: 1fr; } }
.calc-panel {
  background: var(--paper-raise); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.6rem;
}
.calc-panel h3 { font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; display: flex; align-items: center; gap: .6rem; }
.calc-panel label { display: block; font-family: var(--font-ui); font-size: .88rem; font-weight: 600; margin-top: 1rem; }
.calc-panel input, .calc-panel select {
  width: 100%; margin-top: .35rem;
  padding: .65rem .8rem;
  border: 1.5px solid var(--line); border-radius: 8px;
  font-family: var(--font-ui); font-size: 1rem;
  background: var(--paper);
}
.calc-result {
  margin-top: 2rem;
  background: var(--teal); color: #fff;
  border-radius: var(--radius);
  padding: 1.8rem 2rem;
}
.calc-result h3 { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; }
.calc-result .figures { display: flex; gap: 2.5rem; flex-wrap: wrap; margin-top: 1rem; }
.calc-result .figure .num { font-family: var(--font-display); font-weight: 800; font-size: 2.2rem; letter-spacing: -0.03em; }
.calc-result .figure .lbl { font-family: var(--font-ui); font-size: .85rem; color: #D7E8E2; margin-top: .2rem; }
.calc-result .verdict-line { margin-top: 1.2rem; font-family: var(--font-ui); font-size: 1rem; background: rgba(255,255,255,.12); border-radius: 8px; padding: .8rem 1rem; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: #C4CCC8; margin-top: 3rem; padding: 2.6rem 0 2.2rem; font-family: var(--font-ui); font-size: .9rem; }
.site-footer .wrap { display: grid; grid-template-columns: 1.2fr .8fr; gap: 2rem; }
.site-footer a { color: #E7ECE9; }
.site-footer a:hover { color: var(--copper-hi); }
.footer-brand { display: flex; align-items: center; gap: .6rem; color: #fff; font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; }
.footer-links { display: flex; flex-direction: column; gap: .5rem; align-items: flex-start; }
.footer-note { margin-top: 1.1rem; max-width: 34rem; color: #93A09A; font-size: .84rem; line-height: 1.55; }
@media (max-width: 740px) { .site-footer .wrap { grid-template-columns: 1fr; } }

/* ---------- Page head (non-home) ---------- */
.page-head { padding: 3rem 0 0; }
.page-head .wrap { max-width: 760px; }

/* Utility */
.mt-2 { margin-top: 2rem; }
.center { text-align: center; }

/* ---------- Money School ---------- */
.pathway { margin-top: 2rem; display: flex; flex-direction: column; gap: 1rem; counter-reset: lesson; }
.lesson-card {
  display: grid; grid-template-columns: auto 1fr auto; gap: 1.2rem; align-items: center;
  background: var(--paper-raise); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.3rem 1.5rem; text-decoration: none; color: var(--ink);
  transition: transform .18s ease, box-shadow .18s ease;
}
.lesson-card:hover { transform: translateY(-2px); box-shadow: 0 10px 24px -16px rgba(29,37,33,.4); color: var(--ink); }
.lesson-num {
  width: 2.6rem; height: 2.6rem; border-radius: 50%; flex: none;
  background: radial-gradient(circle at 32% 28%, var(--copper-hi) 0%, var(--copper) 55%, var(--copper-deep) 100%);
  color: #FFF6EC; font-family: var(--font-display); font-weight: 800; font-size: 1.2rem;
  display: flex; align-items: center; justify-content: center;
  box-shadow: inset 0 0 0 2px rgba(255,255,255,.25), inset 0 0 0 4px rgba(143,76,31,.55);
}
.lesson-card h3 { font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; letter-spacing: -0.015em; }
.lesson-card p { font-size: .95rem; color: var(--ink-soft); margin-top: .25rem; }
.lesson-card .go { font-family: var(--font-ui); font-weight: 700; color: var(--teal); white-space: nowrap; }
@media (max-width: 600px) { .lesson-card { grid-template-columns: auto 1fr; } .lesson-card .go { display: none; } }

.lesson-eyebrow { font-family: var(--font-ui); font-size: .8rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--copper); }
.lesson-progress { display: flex; gap: .45rem; margin-top: 1rem; }
.lesson-progress i { width: 2rem; height: 5px; border-radius: 3px; background: var(--line); }
.lesson-progress i.done { background: var(--teal); }
.lesson-progress i.current { background: var(--copper); }

.onesentence {
  background: var(--mint); border-radius: var(--radius); padding: 1.2rem 1.5rem; margin: 1.6rem 0;
  font-family: var(--font-display); font-weight: 700; font-size: 1.25rem; letter-spacing: -0.01em; color: var(--teal-deep);
}
.onesentence small { display: block; font-family: var(--font-ui); font-weight: 700; font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; color: var(--copper); margin-bottom: .5rem; }

.try-it {
  background: var(--teal); color: #fff; border-radius: var(--radius); padding: 1.4rem 1.6rem; margin-top: 2.2rem;
}
.try-it .try-label { font-family: var(--font-ui); font-weight: 700; font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; color: #A9CFC5; }
.try-it p { margin-top: .5rem; color: #E8F1EE; }
.try-it a { color: #fff; font-weight: 700; }

.lesson-nav { display: flex; justify-content: space-between; gap: 1rem; margin-top: 2.2rem; font-family: var(--font-ui); }
.lesson-nav a { text-decoration: none; font-weight: 700; padding: .8rem 1.2rem; border-radius: 999px; }
.lesson-nav .prev { color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--line); }
.lesson-nav .next { background: var(--teal); color: #fff; margin-left: auto; }
.lesson-nav .next:hover { background: var(--teal-deep); }