/* Heidi web — palette per BRAND.md. Warm CREAM page with WHITE cards/sections
   sitting on top (the look Mark approved). Ink-navy #071f55, antique gold #c9a661. */
:root{
  --navy:#071f55;          /* primary ink / headings / brand */
  --ink:#071f55;           /* body text */
  --paper:#f5efe4;         /* page background — warm cream */
  --cream:#f5efe4;         /* cream (same as page background) */
  --card:#fffdf8;          /* card surface — white, pops on the cream page */
  --gold:#c9a661;          /* antique gold accent — matches app */
  --taupe:#a8a08e;         /* uppercase label colour — matches app stat label */
  --rose:#ff5a6e;          /* coral category accent (from the app palette) */
  --mint:#fdeef2;          /* soft tint for notices */
  --mintd:#c9a661;         /* kicker / feature accent (gold) */
  --muted:rgba(7,31,85,.62); /* muted navy — matches app subtitle colour */
  --line:rgba(7,31,85,.10);  /* hairline — matches app borders */
}
*{box-sizing:border-box}
body{margin:0;font-family:'Inter','Helvetica Neue',Helvetica,Arial,sans-serif;
  color:var(--ink);background:var(--paper);line-height:1.6;-webkit-font-smoothing:antialiased}
.serif{font-family:'Cormorant Garamond','Playfair Display',Georgia,serif}
.wrap{max-width:980px;margin:0 auto;padding:0 22px}
header.nav{display:flex;align-items:center;justify-content:space-between;padding:20px 0}
.brand{font-family:'Cormorant Garamond',Georgia,serif;font-weight:700;font-size:28px;color:var(--navy);letter-spacing:2px;text-decoration:none}
.nav a.link{color:var(--navy);text-decoration:none;margin-left:18px;font-size:16px;font-weight:500}
.btn{display:inline-block;border:none;border-radius:10px;padding:14px 26px;font-size:16px;cursor:pointer;text-decoration:none;font-weight:600;font-family:'Inter',sans-serif;letter-spacing:.2px}
.btn-primary{background:var(--navy);color:#fff}
.btn-gold{background:var(--gold);color:#fff}
.btn-ghost{background:transparent;color:var(--navy);border:1.5px solid var(--navy)}
.btn:disabled{opacity:.5;cursor:default}
.hero{text-align:center;padding:54px 0 26px}
.hero h1{font-family:'Cormorant Garamond',Georgia,serif;font-size:clamp(38px,6vw,60px);font-weight:600;color:var(--navy);margin:0 0 14px;line-height:1.05;letter-spacing:.5px}
.hero p.sub{font-size:clamp(17px,2.2vw,20px);color:var(--muted);margin:0 0 26px;max-width:620px;margin-left:auto;margin-right:auto}
.kicker{letter-spacing:3px;text-transform:uppercase;font-size:13px;color:var(--gold);font-weight:600}
.hero-art{display:block;width:100%;max-width:1100px;margin:34px auto 0;border-radius:14px}
.pillars{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px;margin:40px 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px}
.card h3{font-family:'Cormorant Garamond',Georgia,serif;color:var(--navy);margin:0 0 6px;font-size:23px;font-weight:600;line-height:1.15}
.card p{margin:0;color:var(--muted);font-size:16px}
.pillars .card p{font-family:'Cormorant Garamond',Georgia,serif;font-style:italic;font-size:18px;line-height:1.5}
.prices{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin:18px 0}
.price{display:block;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px;text-align:center;text-decoration:none;color:inherit;transition:border-color .15s,transform .15s,box-shadow .15s}
.price:hover{border-color:var(--gold);transform:translateY(-2px);box-shadow:0 12px 28px rgba(7,31,85,.08)}
.price.feature{border:2px solid var(--gold)}
.price .amt{font-family:'Cormorant Garamond',Georgia,serif;font-size:clamp(30px,3.6vw,38px);font-weight:600;color:var(--navy);margin:8px 0}
.price .tag{font-size:13px;color:var(--gold);font-weight:600;text-transform:uppercase;letter-spacing:1.5px}
.section{padding:36px 0}
.section h2{font-family:'Cormorant Garamond',Georgia,serif;font-weight:600;font-size:clamp(26px,4vw,34px)}
.center{text-align:center}
.muted{color:var(--muted)}
footer{padding:40px 0;color:var(--muted);font-size:14px;text-align:center;border-top:1px solid var(--line);margin-top:40px}
input[type=email],input[type=password]{width:100%;padding:13px;border:1px solid var(--line);border-radius:10px;font-size:16px;margin:6px 0;font-family:'Inter',sans-serif;background:#fff}
input:focus{outline:none;border-color:var(--gold)}
.panel{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px;max-width:440px;margin:0 auto}
.notice{background:var(--mint);color:#7a2a44;border-radius:10px;padding:12px 14px;font-size:14px;margin:12px 0}
.err{color:#b3261e;font-size:14px;margin:8px 0}
/* sample flashcard — mirrors the app's calm card */
.flash{background:var(--card);border:1px solid var(--line);border-radius:18px;max-width:520px;margin:24px auto;
  padding:48px 28px;text-align:center;cursor:pointer;min-height:300px;display:flex;flex-direction:column;justify-content:center;
  box-shadow:0 18px 40px rgba(7,31,85,.06)}
.flash .article{font-family:'Cormorant Garamond',serif;font-style:italic;color:var(--navy);font-size:clamp(20px,2.6vw,24px)}
.flash .word{font-family:'Cormorant Garamond',Georgia,serif;font-weight:600;font-size:clamp(40px,7vw,54px);color:var(--navy);margin:4px 0}
.flash .meta{letter-spacing:2px;font-size:13px;color:var(--muted);text-transform:uppercase}
.flash .answer{font-family:'Cormorant Garamond',serif;font-size:clamp(24px,3vw,28px);color:var(--gold);margin-top:18px}
.progress{text-align:center;color:var(--muted);font-size:14px}

/* Sample flashcard — mirrors the app's study card (look, voice, prompts) */
.scard{background:var(--card);border:1px solid var(--line);border-radius:20px;max-width:540px;margin:22px auto;
  padding:34px 30px 30px;text-align:center;cursor:pointer;min-height:340px;position:relative;
  display:flex;flex-direction:column;justify-content:center;box-shadow:0 18px 44px rgba(7,31,85,.07)}
.scard-dir{position:absolute;top:18px;left:0;right:0;text-align:center;font-size:11px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--taupe);font-weight:600}
.scard-article{font-family:'Cormorant Garamond',serif;font-style:italic;color:var(--muted);font-size:clamp(20px,2.6vw,24px)}
.scard-word{font-family:'Cormorant Garamond',Georgia,serif;font-weight:600;font-size:clamp(40px,7vw,56px);
  color:var(--navy);line-height:1.04;margin:2px 0 8px}
.scard-grammar{font-family:'Inter',sans-serif;font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--taupe)}
.scard-hint{font-family:'Inter',sans-serif;font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);margin-top:26px}
.scard-answer{font-family:'Cormorant Garamond',Georgia,serif;font-weight:600;font-size:clamp(28px,3.4vw,36px);color:var(--navy)}
.scard-example{margin:16px auto 4px;max-width:24rem}
.scard-example .ex-de{font-family:'Cormorant Garamond',serif;font-style:italic;color:var(--navy);font-size:clamp(17px,2vw,20px);line-height:1.45}
.scard-example .ex-en{font-family:'Inter',sans-serif;color:var(--muted);font-size:15px;margin-top:4px}
.scard-rating{display:flex;gap:10px;justify-content:center;margin-top:22px;flex-wrap:wrap}
.srate{display:inline-flex;align-items:center;gap:7px;background:transparent;border:1px solid var(--line);
  border-radius:10px;padding:10px 16px;font-family:'Inter',sans-serif;font-size:14px;font-weight:600;
  color:var(--navy);cursor:pointer}
.srate .mark{color:var(--taupe);font-weight:700}
.srate-got{border-color:var(--gold)}
.srate-got .mark{color:var(--gold)}
.srate:hover{background:var(--cream)}
/* Audio + hint row (mirrors the app's card controls) */
.scard-audio{display:flex;gap:10px;justify-content:center;align-items:center;margin-top:24px;flex-wrap:wrap}
.audio-btn{width:46px;height:46px;border-radius:50%;border:1px solid var(--line);background:transparent;color:var(--navy);
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer}
.audio-btn svg{width:20px;height:20px}
.audio-btn.speaking{background:var(--navy);color:#fff;border-color:var(--navy)}
.audio-slow,.hint-btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:10px;
  padding:10px 15px;background:transparent;color:var(--navy);font-family:'Inter',sans-serif;font-size:13px;font-weight:600;cursor:pointer}
.audio-slow:hover,.hint-btn:hover{background:var(--cream)}
.hint-btn svg{width:16px;height:16px}
.scard-hintline{font-family:'Cormorant Garamond',serif;font-size:26px;letter-spacing:.34em;color:var(--gold);margin-top:14px;min-height:1em}
.scard-fav{position:absolute;top:16px;right:18px;width:30px;height:30px;padding:0;background:transparent;border:none;
  cursor:pointer;color:rgba(7,31,85,.25);display:inline-flex;align-items:center;justify-content:center}
.scard-fav svg{width:22px;height:22px}
.scard-fav.active{color:var(--gold)}
.scard-fav.active svg{fill:var(--gold)}

/* Hero CTA buttons */
.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* Trust row under the hero */
.trust{list-style:none;display:flex;flex-wrap:wrap;justify-content:center;gap:10px 22px;padding:0;margin:22px 0 0;
  font-size:13px;letter-spacing:.04em;color:var(--muted)}
.trust li{position:relative}
.trust li+li::before{content:"·";position:absolute;left:-13px;color:var(--gold)}

/* FAQ */
.faq{max-width:680px;margin:18px auto 0}
.faq details{border:1px solid var(--line);border-radius:12px;background:var(--card);padding:0 18px;margin:10px 0}
.faq summary{cursor:pointer;list-style:none;padding:16px 0;font-weight:600;font-size:17px;color:var(--navy);
  display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--gold);font-size:22px;font-weight:600;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:0 0 16px;color:var(--muted);font-size:16px;line-height:1.6}

/* Closing CTA band */
.cta-band{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:44px 24px;margin:40px 0 8px}
.cta-band h2{font-size:clamp(24px,3.4vw,32px);color:var(--navy)}

/* Mobile */
@media (max-width:600px){
  .wrap{padding:0 18px}
  .hero{padding:32px 0 16px}
  .section{padding:26px 0}
  .hero-cta .btn{width:100%;max-width:340px}
  .cta-band{padding:32px 20px}
  header.nav{padding:16px 0}
  .brand{font-size:24px}
  .trust{gap:6px 16px}
  .trust li+li::before{display:none}
}