/* earshed.com: the marketing pages (implement.md 1.12). The practice room
   theme, like the app, so the site and the app are one place: the morning
   room by day, the evening room when the device is dark, and the felt behind
   anything that shows playing. Verdigris is go; brass is only the chord to
   play now. */
:root {
  --ground: #EDF0EA; --raised: #F8FAF5; --sunk: #E1E6DD;
  --ink: #1D2A23; --soft: #4B5A51; --faint: #5B685F; --line: #D3DACF;
  --accent: #29705D; --on-accent: #FFFFFF; --accent-soft: #D7E6DE;
  --felt: #102019; --felt-2: #172A22; --ivory: #EEE6D2; --sage: #93A89D; --verdigris: #4FBF9F; --brass: #D2A94E;
  --serif: "Literata", Georgia, "Iowan Old Style", serif;
  --sans: "Atkinson Hyperlegible Next", "Atkinson Hyperlegible", Verdana, system-ui, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ground: #102019; --raised: #172A22; --sunk: #0C1812;
    --ink: #EEE6D2; --soft: #B7C4BB; --faint: #93A89D; --line: #2B4136;
    --accent: #4FBF9F; --on-accent: #102019; --accent-soft: #173A31;
    --felt: #0C1812; --felt-2: #172A22;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body { margin: 0; background: var(--ground); color: var(--ink); font: 18px/1.6 var(--sans); }
a { color: var(--accent); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
img { max-width: 100%; height: auto; }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; line-height: 1.15; text-wrap: balance; margin: 0; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.3rem, 5.5vw, 3.8rem); }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.3rem); }
h3 { font-size: 1.2rem; font-weight: 600; letter-spacing: 0; }
p { margin: 0; }
.wrap { width: 100%; max-width: 1120px; margin: 0 auto; padding-inline: 20px; }
.measure { max-width: 62ch; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; background: var(--raised); padding: 8px 12px; z-index: 10; }

/* Header and footer */
.site-head { border-bottom: 1px solid var(--line); background: var(--ground); }
.head-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 24px; padding-block: 14px; }
.brand { font-family: var(--serif); font-weight: 600; font-size: 1.35rem; color: var(--ink); text-decoration: none; letter-spacing: -0.01em; }
.site-nav { display: flex; flex-wrap: wrap; gap: 4px 18px; font-size: .95rem; }
.site-nav a { color: var(--soft); text-decoration: none; padding: 6px 0; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--ink); }
.site-nav a[aria-current="page"] { text-decoration: underline; text-decoration-color: var(--accent); text-decoration-thickness: 2px; text-underline-offset: 8px; }
.site-nav .nav-signin { color: var(--accent); font-weight: 600; }
.site-foot { border-top: 1px solid var(--line); margin-top: 96px; padding-block: 40px 56px; font-size: .92rem; color: var(--soft); }
.foot-row { display: grid; gap: 32px; grid-template-columns: minmax(200px, 1fr) 3fr; }
.foot-brand p { margin-top: 8px; max-width: 30ch; }
.foot-nav { display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.foot-nav div { display: grid; gap: 6px; align-content: start; }
.foot-nav a { color: var(--soft); text-decoration: none; }
.foot-nav a:hover { color: var(--ink); text-decoration: underline; }
.foot-label { font-size: .88rem; color: var(--faint); font-weight: 600; }
@media (max-width: 720px) { .foot-row { grid-template-columns: 1fr; } }

/* Sections */
section.band { padding-block: 72px 0; }
.eyebrow { font-size: .92rem; color: var(--faint); font-weight: 600; }
.section-head { display: grid; gap: 12px; margin-bottom: 32px; }
.section-head p { color: var(--soft); max-width: 60ch; font-size: 1.08rem; }
.lede { font-size: clamp(1.1rem, 1.8vw, 1.3rem); color: var(--soft); max-width: 56ch; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 52px; padding: 0 22px; border-radius: 14px;
  font: 600 1.02rem var(--sans); text-decoration: none; border: 2px solid transparent; cursor: pointer; }
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { filter: brightness(1.06); }
.btn-quiet { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-quiet:hover { border-color: var(--soft); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.note { font-size: .9rem; color: var(--faint); }

/* The hero: the felt, like the screens at the piano */
.hero { background: var(--felt); color: var(--ivory); }
.hero .wrap { display: grid; gap: 40px; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); align-items: center; padding-block: 64px 72px; }
.hero h1 { color: var(--ivory); }
.hero .lede { color: #B7C4BB; }
.hero .btn-primary { background: var(--verdigris); color: #102019; }
.hero .btn-quiet { color: var(--ivory); border-color: #2B4136; }
.hero .btn-quiet:hover { border-color: var(--sage); }
.hero .note, .hero .eyebrow { color: var(--sage); }
/* A report shown on the felt keeps the evening room's colours */
.hero .report { background: var(--felt-2); border-color: #2B4136; color: var(--ivory); }
.hero .report .example, .hero .report small { color: var(--sage); }
.hero .focus { border-color: var(--verdigris); }
.hero .focus span, .hero .report-line { color: #B7C4BB; }
.hero .strip .ch { background: var(--felt); border-color: #2B4136; color: #B7C4BB; }
.hero .strip .ok { border-color: var(--verdigris); color: var(--verdigris); }
.hero .strip .miss { border-color: #E7A38C; color: #E7A38C; }
.hero-copy { display: grid; gap: 22px; align-content: center; }
@media (max-width: 900px) { .hero .wrap { grid-template-columns: 1fr; padding-block: 44px 52px; } }

/* The demo, in the hero: the real page on wide screens, a preview on phones */
.demo { border-radius: 18px; overflow: hidden; background: #0C1812; border: 1px solid #2B4136; }
.demo iframe { display: block; width: 100%; height: 620px; border: 0; }
.demo-card { display: none; padding: 22px; gap: 14px; }
@media (max-width: 900px) {
  .demo iframe { display: none; }
  .demo-card { display: grid; }
}
.chart-line { display: flex; flex-wrap: wrap; gap: 0 4px; font-family: var(--serif); font-size: 1.35rem; color: var(--ivory); }
.chart-line .seg { display: inline-grid; grid-template-rows: auto auto; }
.chart-line .c { font: 700 1rem/1.6 var(--sans); min-height: 1.6em; color: var(--verdigris); }
.chart-line .c.hidden { width: 2.2em; height: 1.4em; border-radius: 6px; border: 2px dashed var(--brass); color: var(--brass); text-align: center; line-height: 1.2; }
.demo-meta { display: flex; justify-content: space-between; font-size: .85rem; color: var(--sage); }

/* The loop: five steps, in order */
.loop { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; grid-template-columns: repeat(5, minmax(0, 1fr)); counter-reset: step; }
.loop li { background: var(--raised); border: 1px solid var(--line); border-radius: 16px; padding: 20px; display: grid; gap: 8px; align-content: start; counter-increment: step; }
.loop li::before { content: counter(step); font: 600 .85rem var(--sans); color: var(--accent); }
.loop h3 { font-size: 1.15rem; }
.loop p { color: var(--soft); font-size: .95rem; }
@media (max-width: 960px) { .loop { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); } }

/* Two columns of text, or a text beside a picture */
.split { display: grid; gap: 40px; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: center; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }
.points { display: grid; gap: 18px; margin: 0; padding: 0; list-style: none; }
.points li { display: grid; gap: 4px; }
.points strong { font-weight: 700; }
.points span { color: var(--soft); }

/* Now and later: what works today, and what's coming to iPad */
.now-later { display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
@media (max-width: 760px) { .now-later { grid-template-columns: 1fr; } }
.panel { background: var(--raised); border: 1px solid var(--line); border-radius: 18px; padding: 24px; display: grid; gap: 14px; align-content: start; }
.panel ul { margin: 0; padding-left: 1.1em; display: grid; gap: 8px; color: var(--soft); }
.tag { display: inline-flex; align-self: start; justify-self: start; font-size: .78rem; font-weight: 700; letter-spacing: .04em; padding: 4px 10px; border-radius: 999px; }
.tag-now { background: var(--accent-soft); color: var(--ink); }
.tag-later { border: 1px dashed var(--faint); color: var(--soft); }

/* A sample report, as a teacher sees it */
.report { background: var(--raised); border: 1px solid var(--line); border-radius: 18px; padding: 22px; display: grid; gap: 14px; }
.report-head { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; align-items: baseline; }
.report-head strong { font-family: var(--serif); font-size: 1.2rem; font-weight: 600; }
.report .example { font-size: .85rem; color: var(--faint); font-weight: 700; }
.focus { border: 2px solid var(--accent); border-radius: 12px; padding: 12px 14px; }
.focus b { display: block; font-family: var(--serif); font-size: 1.1rem; }
.focus span { color: var(--soft); font-size: .95rem; }
.days { display: grid; grid-template-columns: repeat(7, 1fr); gap: 5px; }
.days span { height: 30px; border-radius: 7px; background: var(--sunk); display: grid; place-items: center; font-size: .75rem; color: var(--soft); font-variant-numeric: tabular-nums; }
.days span.on { background: var(--accent); color: var(--on-accent); font-weight: 700; }
.strip { display: flex; flex-wrap: wrap; gap: 5px; }
.strip .ch { min-width: 2.4em; padding: 3px 7px; border-radius: 7px; border: 1px solid var(--line); background: var(--ground); text-align: center; font-size: .82rem; font-weight: 700; }
.strip .ok { border-color: var(--accent); color: var(--accent); }
.strip .ok::after { content: " ✓"; }
.strip .miss { border-color: #9E4636; color: #9E4636; }
.strip .miss::after { content: " ✕"; }
@media (prefers-color-scheme: dark) { .strip .miss { border-color: #E7A38C; color: #E7A38C; } }
.strip .peek { border-style: dashed; color: var(--soft); }
.strip .peek::after { content: " ◌"; }
.report small { color: var(--faint); }
.report-line { color: var(--soft); font-size: .95rem; }

/* Prices */
.plans { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.plan { background: var(--raised); border: 1px solid var(--line); border-radius: 18px; padding: 24px; display: grid; gap: 12px; align-content: start; }
.plan.featured { border: 2px solid var(--accent); }
.plan h3 { font-size: 1.3rem; }
.price { font: 600 2rem/1 var(--serif); font-variant-numeric: tabular-nums; }
.price small { font: 400 .95rem var(--sans); color: var(--soft); }
.plan ul { margin: 0; padding-left: 1.1em; display: grid; gap: 6px; color: var(--soft); font-size: .95rem; }

/* The waitlist */
.waitlist { background: var(--felt); color: var(--ivory); border-radius: 22px; padding: clamp(24px, 4vw, 44px); display: grid; gap: 18px; }
.waitlist h2 { color: var(--ivory); }
.waitlist p { color: #B7C4BB; max-width: 56ch; }
.waitlist form { display: flex; flex-wrap: wrap; gap: 10px; align-items: end; }
.waitlist label { display: grid; gap: 6px; font-size: .88rem; color: var(--sage); flex: 1 1 240px; }
.waitlist input[type="email"], .waitlist select { min-height: 52px; border-radius: 12px; border: 1px solid #2B4136; background: #0C1812; color: var(--ivory); font: 1rem var(--sans); padding: 0 14px; width: 100%; }
.waitlist select { flex: 0 1 auto; }
.waitlist .btn-primary { background: var(--verdigris); color: #102019; }
.waitlist .done { background: #173A31; border-radius: 12px; padding: 14px 16px; color: var(--ivory); }
.waitlist .trap { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* Plain reading pages (legal, setup) */
.prose { max-width: 70ch; display: grid; gap: 18px; }
.prose h2 { font-size: 1.5rem; margin-top: 18px; }
.prose ul { margin: 0; padding-left: 1.2em; display: grid; gap: 6px; }

@media (prefers-reduced-motion: no-preference) {
  .btn { transition: filter .2s ease-out, border-color .2s ease-out; }
}
.split .section-head { margin: 0; }
.stack { display: grid; gap: 14px; color: var(--soft); }
.soft { color: var(--soft); }
.note.after { margin-top: 14px; }
.demo-card .report-line { color: #B7C4BB; }

/* Page headings on paper, and the pages' bits and pieces */
.page-head .section-head { margin: 0; }
.h3 { font-size: 1.3rem; font-weight: 600; }
.points.two { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 22px 32px; }
.steps { display: grid; gap: 56px; }
.step-row { display: grid; gap: 32px; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); align-items: center; }
.step-copy { display: grid; gap: 12px; }
@media (max-width: 860px) { .step-row { grid-template-columns: 1fr; } }
.chart-line.on-paper { color: var(--ink); }
.chart-line.on-paper .c { color: var(--accent); }
.chart-line.on-paper .c.hidden { border-color: var(--line); border-style: dashed; color: var(--soft); }
.notation { display: grid; gap: 6px; }
.notation .soft { font-size: .88rem; }
.hero .notation .soft { color: var(--sage); }
ol.setup { margin: 0; padding-left: 1.3em; display: grid; gap: 8px; color: var(--soft); }

/* The free tools: a plain GET form, answered by the server */
.tool { display: grid; gap: 24px; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: start; }
@media (max-width: 860px) { .tool { grid-template-columns: 1fr; } }
.tool-form { display: flex; flex-wrap: wrap; gap: 14px; align-items: end; }
.tool-form label, .tool-form fieldset { display: grid; gap: 6px; font-size: .92rem; color: var(--soft); flex: 1 1 140px; }
.tool-form .wide { flex-basis: 100%; }
.tool-form fieldset { border: 0; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px 20px; }
.tool-form legend { padding: 0; margin-bottom: 6px; width: 100%; }
.tool-form label.radio { display: flex; align-items: center; gap: 8px; flex: 0 0 auto; color: var(--ink); font-size: 1rem; min-height: 44px; }
.tool-form input[type="radio"] { width: 20px; height: 20px; accent-color: var(--accent); margin: 0; }
.tool-form textarea, .tool-form select { width: 100%; border-radius: 12px; border: 1px solid var(--line); background: var(--raised); color: var(--ink); font: 1.05rem/1.5 var(--sans); padding: 10px 14px; }
.tool-form select { min-height: 52px; }
.tool-out { background: var(--raised); border: 1px solid var(--line); border-radius: 18px; padding: 22px; display: grid; gap: 12px; }
.tool-row { display: flex; flex-wrap: wrap; gap: 8px; }
.tool-row .tc { font: 700 1.25rem var(--sans); min-width: 3em; padding: 6px 10px; border-radius: 10px; background: var(--sunk); text-align: center; }
.tool-row .tx { font-size: 1.1rem; color: var(--faint); padding: 6px 4px; }
.waitlist a, .hero a:not(.btn) { color: var(--verdigris); }