/* ==========================================================================
   PianEd — "Ebony & Brass"
   Shared stylesheet for every page. Values mirror lib/theme/tokens.dart,
   which is the app's single source of truth for colour.
   ========================================================================== */

:root{
  --bg:#15120E;          /* ebony        */
  --panel:#211C15;       /* ebonyRaised  */
  --panel2:#1A1610;
  --border:#3B3327;      /* ebonyBorder  */
  --hair:#221F1B;
  --text:#F3EDE0;        /* ivory        */
  --muted:#B7AD99;       /* ivoryMuted   */
  --faint:#7A7266;
  --brass:#C9A24B;
  --brass-hi:#E2C276;
  --brass-deep:#8F7331;
  --err:#E08A7E;
  --ok:#9CBF8E;
  --serif:Georgia,'Iowan Old Style','Palatino Linotype','Times New Roman',serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--text);font-family:var(--serif);
  line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:var(--brass)}
img,svg{max-width:100%;height:auto}

.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
.wrap-narrow{max-width:760px;margin:0 auto;padding:0 24px}

/* Visible only to screen readers, and to a keyboard user who tabs to it. */
.skip{
  position:absolute;left:-9999px;top:0;background:var(--brass);color:#15120E;
  padding:10px 18px;border-radius:0 0 8px 0;z-index:100;text-decoration:none;
  font-weight:bold;
}
.skip:focus{left:0}

/* -------------------------------------------------------------- nav ----- */
nav{
  position:sticky;top:0;z-index:50;background:rgba(21,18,14,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--hair);
}
nav .wrap{display:flex;align-items:center;justify-content:space-between;
  padding-top:12px;padding-bottom:12px}
.brand{display:flex;align-items:center;gap:10px;font-size:1.35rem;
  text-decoration:none;color:var(--text)}
.brand img{width:30px;height:30px;border-radius:7px}
.brand em{color:var(--brass);font-style:normal}
.navlinks{display:flex;align-items:center}
.navlinks a{margin-left:22px;text-decoration:none;color:var(--muted);
  font-size:.95rem}
.navlinks a:hover,.navlinks a:focus-visible{color:var(--brass)}
.navcta{background:var(--brass);color:#15120E!important;padding:8px 16px;
  border-radius:6px;font-weight:bold}
@media(max-width:720px){.navlinks a:not(.navcta){display:none}}

/* ------------------------------------------------------------- hero ----- */
header.hero{padding:70px 0 50px;text-align:center;position:relative;
  background:radial-gradient(ellipse at 50% -10%,rgba(201,162,75,.13),transparent 62%)}
h1{font-size:clamp(2.1rem,5.6vw,3.5rem);line-height:1.18;margin-bottom:16px}
h1 em{color:var(--brass);font-style:normal}
.sub{color:var(--muted);font-size:clamp(1.02rem,2.4vw,1.2rem);max-width:640px;
  margin:0 auto 12px}
.badges{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin:22px 0 4px}
.badge{background:var(--panel);border:1px solid var(--border);border-radius:999px;
  padding:6px 15px;font-size:.85rem;color:var(--muted)}
.badge b{color:var(--brass)}
.cta{display:inline-block;margin-top:26px;padding:15px 34px;background:var(--brass);
  color:#15120E;text-decoration:none;border-radius:9px;font-weight:bold;
  font-size:1.05rem;box-shadow:0 6px 22px rgba(201,162,75,.22);
  transition:transform .18s,box-shadow .18s}
.cta:hover,.cta:focus-visible{transform:translateY(-2px);
  box-shadow:0 10px 30px rgba(201,162,75,.32)}
.cta.ghost{background:transparent;color:var(--brass);border:1px solid var(--brass-deep);
  box-shadow:none;margin-left:10px}
.ctanote{color:var(--muted);font-size:.85rem;margin-top:12px}

/* --------------------------------------------------- animated piano ----- */
.piano{position:relative;width:min(560px,90vw);height:clamp(120px,20vw,170px);
  margin:44px auto 0;filter:drop-shadow(0 16px 34px rgba(0,0,0,.6));
  /* Clip the falling notes to the instrument. Without this they drift up
     over the badge row mid-animation, which reads as a rendering glitch. */
  overflow:hidden}
.whites{display:flex;height:100%}
.wk{flex:1;background:linear-gradient(180deg,#F6F1E7 0%,#E6DECD 78%,#D6CDBB 100%);
  border:1px solid #100E0A;border-radius:0 0 6px 6px;position:relative;
  transform-origin:top center;animation:press 6s ease-in-out infinite}
.wk::after{content:'';position:absolute;inset:auto 0 0 0;height:22%;
  background:rgba(0,0,0,.05)}
.bk{position:absolute;top:0;width:7.4%;height:62%;z-index:3;border-radius:0 0 4px 4px;
  background:linear-gradient(180deg,#2E2823 0%,#0B0907 100%);
  transform-origin:top center;animation:pressb 6s ease-in-out infinite}
@keyframes press{
  0%,100%{transform:rotateX(0);background:linear-gradient(180deg,#F6F1E7,#E6DECD)}
  6%{transform:rotateX(7deg);background:linear-gradient(180deg,#F0D89A,#E0BE72)}
  14%{transform:rotateX(0);background:linear-gradient(180deg,#F6F1E7,#E6DECD)}
}
@keyframes pressb{
  0%,100%{transform:rotateX(0);background:linear-gradient(180deg,#2E2823,#0B0907)}
  6%{transform:rotateX(8deg);background:linear-gradient(180deg,#C9A24B,#8F7331)}
  14%{transform:rotateX(0);background:linear-gradient(180deg,#2E2823,#0B0907)}
}
.wk:nth-child(1){animation-delay:0s}
.wk:nth-child(2){animation-delay:2.4s}
.wk:nth-child(3){animation-delay:.8s}
.wk:nth-child(4){animation-delay:3.6s}
.wk:nth-child(5){animation-delay:1.6s}
.wk:nth-child(6){animation-delay:4.4s}
.wk:nth-child(7){animation-delay:3.0s}
.wk:nth-child(8){animation-delay:5.2s}
.bk:nth-of-type(1){animation-delay:1.2s}
.bk:nth-of-type(2){animation-delay:4.0s}
.bk:nth-of-type(3){animation-delay:2.0s}
.bk:nth-of-type(4){animation-delay:5.6s}
.bk:nth-of-type(5){animation-delay:.4s}
.note{position:absolute;top:0;width:8px;border-radius:4px;
  background:linear-gradient(180deg,var(--brass-hi),var(--brass-deep));
  opacity:0;animation:fall 6s linear infinite}
@keyframes fall{
  0%{transform:translateY(-150px);opacity:0}
  12%{opacity:.95}
  78%{opacity:.95}
  92%{transform:translateY(0);opacity:0}
  100%{opacity:0}
}
/* Note positions and heights live here rather than inline, so the pages
   carry no style attributes (an SEO audit item, and easier to retune). */
.n1{left:5.5%;height:34px;animation-delay:0s}
.n2{left:18%;height:26px;animation-delay:.8s}
.n3{left:30.5%;height:40px;animation-delay:1.6s}
.n4{left:43%;height:24px;animation-delay:2.4s}
.n5{left:55.5%;height:36px;animation-delay:3s}
.n6{left:68%;height:28px;animation-delay:3.6s}
.n7{left:80.5%;height:38px;animation-delay:4.4s}
.n8{left:93%;height:30px;animation-delay:5.2s}
.k1{left:8.9%}.k2{left:21.4%}.k3{left:46.4%}.k4{left:58.9%}.k5{left:71.4%}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .wk,.bk,.note{animation:none!important}
  .note{opacity:.5}
}

/* --------------------------------------------------------- sections ----- */
section{padding:62px 0;border-top:1px solid var(--hair)}
.eyebrow{color:var(--brass);font-size:.82rem;letter-spacing:.14em;
  text-transform:uppercase;margin-bottom:10px}
h2{font-size:clamp(1.55rem,3.4vw,2.1rem);margin-bottom:14px;line-height:1.28}
h3{font-size:1.15rem;margin-bottom:8px}
.lead{color:var(--muted);max-width:680px;margin-bottom:8px}
.grid{display:grid;gap:20px;margin-top:30px}
.g3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.g2{grid-template-columns:repeat(auto-fit,minmax(360px,1fr))}
.card{background:var(--panel);border:1px solid var(--border);border-radius:14px;
  padding:26px;transition:transform .2s,border-color .2s}
.card:hover{transform:translateY(-3px);border-color:var(--brass-deep)}
.card p{color:var(--muted);font-size:.96rem}
.card p+p{margin-top:10px}
.ico{width:44px;height:44px;border-radius:11px;background:rgba(201,162,75,.14);
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;
  font-size:1.35rem}

/* levels */
.levels{margin-top:30px}
.lvl{display:flex;gap:20px;padding:20px 0;border-bottom:1px solid var(--hair)}
.lvl:last-child{border-bottom:none}
.lnum{flex:0 0 52px;height:52px;border-radius:13px;background:rgba(201,162,75,.13);
  border:1px solid var(--brass-deep);display:flex;align-items:center;
  justify-content:center;color:var(--brass);font-size:1.15rem;font-weight:bold}
.lvl h3{margin-bottom:4px}
.lvl p{color:var(--muted);font-size:.95rem;margin:0}
.free{display:inline-block;margin-left:8px;background:rgba(201,162,75,.16);
  color:var(--brass);font-size:.7rem;padding:2px 9px;border-radius:999px;
  letter-spacing:.06em;vertical-align:middle}

/* stats */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
  gap:18px;margin-top:32px}
.stat{text-align:center;padding:22px 12px;background:var(--panel2);
  border:1px solid var(--border);border-radius:13px}
.stat b{display:block;font-size:2rem;color:var(--brass);line-height:1.1}
.stat span{color:var(--muted);font-size:.88rem}

/* pricing */
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:20px;margin-top:30px}
.plan{background:var(--panel);border:1px solid var(--border);border-radius:14px;
  padding:28px}
.plan.featured{border-color:var(--brass-deep);
  box-shadow:0 0 0 1px rgba(201,162,75,.14),0 10px 40px rgba(0,0,0,.35)}
.plan h3{color:var(--brass);font-size:1.25rem}
.plan .price{font-size:1.9rem;margin:10px 0 4px}
.plan .price small{font-size:.9rem;color:var(--muted)}
.plan ul{list-style:none;margin-top:16px}
.plan li{color:var(--muted);font-size:.95rem;padding-left:24px;position:relative;
  margin-bottom:8px}
.plan li::before{content:'♪';position:absolute;left:0;color:var(--brass)}

/* faq */
details{background:var(--panel);border:1px solid var(--border);border-radius:12px;
  padding:18px 22px;margin-bottom:12px}
details[open]{border-color:var(--brass-deep)}
summary{cursor:pointer;font-size:1.04rem;list-style:none}
summary::-webkit-details-marker{display:none}
summary::after{content:'+';float:right;color:var(--brass);font-size:1.3rem;line-height:1}
details[open] summary::after{content:'\2212'}
details p{color:var(--muted);margin-top:12px;font-size:.96rem}
details p+p{margin-top:10px}

.final{text-align:center;
  background:radial-gradient(ellipse at 50% 120%,rgba(201,162,75,.12),transparent 60%)}
.center{text-align:center}
.mx-auto{margin-left:auto;margin-right:auto}

/* ------------------------------------------------------ inner pages ----- */
.pagehead{padding:44px 0 26px;border-bottom:1px solid var(--hair)}
.pagehead h1{font-size:clamp(1.8rem,4.4vw,2.3rem);margin:8px 0}
.updated{color:var(--muted);font-size:.9rem}
main.doc{padding:32px 0 52px}
main.doc h2{font-size:1.25rem;margin:34px 0 10px;color:var(--brass)}
main.doc h3{font-size:1.05rem;margin:20px 0 8px}
main.doc p,main.doc li{margin-bottom:12px}
main.doc ul,main.doc ol{padding-left:22px}
.box{background:var(--panel);border:1px solid var(--border);border-radius:12px;
  padding:20px;margin:20px 0}
.box p:last-child{margin-bottom:0}
.warn{border-color:var(--err)}
.warn strong{color:var(--err)}
table{width:100%;border-collapse:collapse;margin:16px 0;font-size:.95rem}
th,td{text-align:left;padding:10px;border-bottom:1px solid var(--border);
  vertical-align:top}
th{color:var(--brass)}
.step{display:flex;gap:14px;margin-bottom:14px}
.num{flex:0 0 28px;height:28px;border-radius:50%;background:var(--brass);
  color:#15120E;display:flex;align-items:center;justify-content:center;
  font-weight:bold;font-size:.9rem}
.toc{background:var(--panel2);border:1px solid var(--border);border-radius:12px;
  padding:18px 22px;margin:22px 0}
.toc ol{margin:0;padding-left:20px}
.toc li{margin-bottom:4px;font-size:.95rem}

/* ------------------------------------------------------------- form ----- */
.formcard{background:var(--panel);border:1px solid var(--border);
  border-radius:14px;padding:30px;width:100%}
label{display:block;font-size:.9rem;color:var(--muted);margin-bottom:6px}
input{width:100%;padding:13px 14px;background:#15120E;border:1px solid var(--border);
  border-radius:8px;color:var(--text);font-family:inherit;font-size:1rem;
  margin-bottom:16px}
input:focus{outline:none;border-color:var(--brass)}
button{width:100%;padding:14px;background:var(--brass);color:#15120E;border:none;
  border-radius:8px;font-family:inherit;font-size:1.02rem;font-weight:bold;
  cursor:pointer}
button:disabled{opacity:.55;cursor:not-allowed}
.msg{padding:13px;border-radius:8px;margin-bottom:18px;font-size:.93rem;display:none}
.msg.err{background:rgba(224,138,126,.13);border:1px solid var(--err);
  color:var(--err);display:block}
.msg.ok{background:rgba(156,191,142,.13);border:1px solid var(--ok);
  color:var(--ok);display:block}
.hint{color:var(--muted);font-size:.85rem;margin-top:16px;text-align:center}

/* ----------------------------------------------------------- footer ----- */
footer{padding:40px 0;text-align:center;color:var(--muted);font-size:.87rem;
  border-top:1px solid var(--hair)}
footer nav{position:static;background:none;backdrop-filter:none;border:none;
  margin-bottom:12px}
footer a{color:var(--muted);margin:0 11px;text-decoration:none;
  display:inline-block;line-height:2}
footer a:hover,footer a:focus-visible{color:var(--brass)}
.copyright{color:var(--faint);font-size:.82rem;margin-top:8px}

:focus-visible{outline:2px solid var(--brass);outline-offset:3px}

/* --------------------------------------------- standalone form pages ----- */
body.page-form{min-height:100vh;display:flex;flex-direction:column}
.page-form .formhead{padding:44px 0 20px;text-align:center}
.page-form .formhead .brand{justify-content:center;font-size:1.7rem}
.page-form main{flex:1;display:flex;align-items:center;padding:20px 0 50px}
.wrap-form{max-width:460px;margin:0 auto;padding:0 24px;width:100%}
.page-form h1{font-size:1.5rem;margin-bottom:8px}
.page-form p.sub{color:var(--muted);font-size:.95rem;margin-bottom:22px}
.page-form footer{padding:24px 0 34px;border-top:none}

/* ------------------------------------------------------------ 404 -------- */
.notfound{text-align:center;padding:90px 0 70px}
.notfound h1{font-size:clamp(2rem,6vw,3rem)}
.notfound .lead{margin:0 auto 8px}