/* ToneMaxx website. "Studio objects" art direction (docs/design/art-direction.md):
   warm paper, graphite type, one signal-orange accent. Apple system faces on
   purpose: New York (ui-serif), SF Pro (system-ui) and SF Mono (ui-monospace)
   match the app and need no third-party font requests. */

:root {
  --paper: #F3EFE8;
  --paper-2: #EAE4DA;
  --card: #FBF9F5;
  --ink: #1C1C1E;
  --ink-2: #4A4744;
  --ink-3: #6E6A64;
  --line: rgba(28, 28, 30, 0.12);
  --signal: #FF5A1F;          /* fills, marks, glows only: 2.7:1 on paper */
  --signal-ink: #B83A0A;      /* orange text on paper: 5.0:1 */
  --on-signal: #1C1C1E;       /* text on signal fills */
  --night: #1B1916;
  --night-2: #26231F;
  --night-ink: #F3EFE8;
  --night-ink-2: #C9C2B8;
  --shadow: 0 1px 0 rgba(255,255,255,.7) inset, 0 18px 40px -22px rgba(60, 40, 20, .35);

  --serif: ui-serif, "New York", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: system-ui, -apple-system, "SF Pro Text", "Segoe UI", "Helvetica Neue", sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --r-xl: 36px;
  --r-lg: 24px;
  --r-md: 16px;
  --r-sm: 10px;
  --gutter: clamp(16px, 5vw, 56px);
  --max: 1180px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #1B1916;
    --paper-2: #24211D;
    --card: #2A2622;
    --ink: #F3EFE8;
    --ink-2: #CFC8BE;
    --ink-3: #A8A097;
    --line: rgba(243, 239, 232, 0.14);
    --signal-ink: #FF8A5C;     /* 6.4:1 on night paper */
    --night: #0F0E0C;
    --night-2: #191714;
    --shadow: 0 1px 0 rgba(255,255,255,.04) inset, 0 18px 40px -22px rgba(0,0,0,.7);
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--signal); outline-offset: 3px; border-radius: 6px; }

.skip {
  position: absolute; left: 12px; top: -60px; z-index: 50;
  background: var(--ink); color: var(--paper); padding: 10px 14px; border-radius: var(--r-sm);
}
.skip:focus { top: 12px; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }

/* ---------- Header ---------- */
.top {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid var(--line);
}
.top .wrap { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 650; letter-spacing: -0.01em; }
.brand img { width: 30px; height: 30px; border-radius: 8px; }
.top nav { margin-left: auto; display: flex; gap: 26px; font-size: 15px; }
.top nav a { text-decoration: none; color: var(--ink-2); }
.top nav a:hover, .top nav a[aria-current="page"] { color: var(--ink); }
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--card);
  font-size: 14px; color: var(--ink-2); white-space: nowrap;
}
.pill .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 0 4px color-mix(in srgb, var(--signal) 22%, transparent); }
@media (max-width: 720px) {
  .top nav { gap: 18px; }
  .top nav .hide-sm, .top .pill { display: none; }
}

/* ---------- Type ---------- */
.eyebrow { font: 600 12px/1.2 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--signal-ink); margin: 0 0 18px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; letter-spacing: -0.02em; margin: 0; }
h1 { font-size: clamp(46px, 8.4vw, 104px); line-height: .96; }
h2 { font-size: clamp(36px, 5.6vw, 68px); line-height: 1.02; }
h3 { font-size: 26px; line-height: 1.15; }
.lede { font-size: clamp(18px, 2.1vw, 21px); color: var(--ink-2); max-width: 34ch; margin: 26px 0 0; }
p { margin: 0 0 1em; }
.muted { color: var(--ink-3); }
.mono { font-family: var(--mono); }

/* ---------- Hero ---------- */
.hero { padding: clamp(56px, 9vw, 120px) 0 clamp(72px, 10vw, 140px); position: relative; }
.hero .wrap { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
.hero h1 em { font-style: italic; color: var(--signal-ink); }
.cta-row { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 22px; margin-top: 40px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 0 24px; border-radius: 999px;
  background: var(--signal); color: var(--on-signal);
  font-weight: 650; font-size: 17px; text-decoration: none; border: 0;
  box-shadow: 0 10px 24px -12px color-mix(in srgb, var(--signal) 80%, transparent);
}
.btn[aria-disabled="true"] { cursor: default; }
.btn .apple { width: 17px; height: 17px; }
.link-arrow { color: var(--ink); font-weight: 600; text-underline-offset: 5px; text-decoration-thickness: 1px; }
.hero-note { margin-top: 18px; font-size: 14px; color: var(--ink-3); }

.stage { position: relative; display: grid; place-items: center; min-height: 560px; }
.stage::before {
  content: ""; position: absolute; width: min(440px, 92%); aspect-ratio: 1; border-radius: 50%;
  background: radial-gradient(circle at 42% 38%, color-mix(in srgb, var(--signal) 34%, transparent), transparent 62%);
  filter: blur(8px); opacity: .7;
}
.phone {
  position: relative; width: min(300px, 74vw); border-radius: 44px; padding: 9px;
  background: linear-gradient(145deg, #d9d5cf, #a9a49c 40%, #e9e6e1 70%, #8f8a83);
  box-shadow: 0 40px 70px -30px rgba(40, 25, 10, .55), 0 2px 0 rgba(255,255,255,.6) inset;
}
.phone picture, .phone img { border-radius: 36px; overflow: hidden; }
.phone.tilt { transform: rotate(-4deg); }
.readout {
  position: absolute; right: max(-18px, -4vw); bottom: 70px;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--r-md);
  padding: 14px 16px; box-shadow: var(--shadow); min-width: 178px;
}
.readout .k { font: 600 11px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
.readout .v { font: 500 30px/1.1 var(--mono); margin-top: 8px; }
.readout .v small { font-size: 14px; color: var(--ink-3); }
.readout.left { right: auto; left: max(-22px, -4vw); bottom: auto; top: 90px; }
@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .stage { min-height: 0; padding: 20px 0 10px; }
  .readout { right: 0; }
  .readout.left { left: 0; }
}

/* ---------- Instrument strip ---------- */
.strip { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--paper-2); }
.strip .wrap { display: grid; grid-template-columns: repeat(4, 1fr); }
.strip div.cell { padding: 26px 0; border-left: 1px solid var(--line); padding-left: 22px; }
.strip div.cell:first-child { border-left: 0; padding-left: 0; }
.strip .k { font: 600 11px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
.strip .v { font-family: var(--serif); font-size: 26px; margin-top: 10px; letter-spacing: -0.01em; }
@media (max-width: 760px) {
  .strip .wrap { grid-template-columns: 1fr 1fr; }
  .strip div.cell:nth-child(3) { border-left: 0; padding-left: 0; }
  .strip div.cell:nth-child(n+3) { border-top: 1px solid var(--line); }
}

/* ---------- Sections ---------- */
section { scroll-margin-top: 80px; }
.sec { padding: clamp(80px, 12vw, 160px) 0; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 8vw, 120px); align-items: center; }
.split.flip > :first-child { order: 2; }
.split .copy p { color: var(--ink-2); max-width: 44ch; }
.split .copy h2 { margin-bottom: 28px; }
@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; }
  .split.flip > :first-child { order: 0; }
}
.shot { display: flex; justify-content: center; }
.shot .phone { width: min(320px, 78vw); }
.shot.offset { transform: translateY(40px); }
@media (max-width: 860px) { .shot.offset { transform: none; } }
.caption { font: 500 12px/1.4 var(--mono); color: var(--ink-3); text-align: center; margin-top: 18px; letter-spacing: .04em; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 64px; }
.step { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 30px 28px 32px; box-shadow: var(--shadow); }
.step:nth-child(2) { transform: translateY(28px); }
.step:nth-child(3) { transform: translateY(56px); }
.step .n { font: 500 13px/1 var(--mono); color: var(--signal-ink); letter-spacing: .1em; }
.step h3 { margin: 22px 0 12px; }
.step p { color: var(--ink-2); margin: 0; }
@media (max-width: 860px) {
  .steps { grid-template-columns: 1fr; }
  .step:nth-child(n) { transform: none; }
}

.chips { display: flex; flex-wrap: wrap; gap: 10px; margin: 28px 0 0; padding: 0; list-style: none; }
.chips li { padding: 9px 15px; border-radius: 999px; background: var(--card); border: 1px solid var(--line); font-size: 15px; }
.chips li::before { content: ""; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--signal); margin-right: 9px; vertical-align: 2px; }

.ticks { list-style: none; padding: 0; margin: 26px 0 0; display: grid; gap: 14px; }
.ticks li { display: grid; grid-template-columns: 22px 1fr; gap: 12px; color: var(--ink-2); }
.ticks li::before { content: ""; width: 10px; height: 10px; margin-top: 8px; border-radius: 50%; border: 2px solid var(--signal); }

/* ---------- Night band ---------- */
.night { background: var(--night); color: var(--night-ink); }
.night .eyebrow { color: #FF8A5C; }
.night p { color: var(--night-ink-2); }
.night .grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(243,239,232,.12); border-radius: var(--r-lg); overflow: hidden; margin-top: 64px; }
.night .grid3 > div { background: var(--night-2); padding: 34px 30px; }
.night .grid3 h3 { color: var(--night-ink); margin-bottom: 12px; font-size: 24px; }
.night .grid3 p { margin: 0; }
@media (max-width: 860px) { .night .grid3 { grid-template-columns: 1fr; } }

/* ---------- Pricing ---------- */
.plans { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 56px; max-width: 820px; }
.plan { position: relative; background: var(--card); border: 1px solid var(--line); border-radius: var(--r-xl); padding: 34px; box-shadow: var(--shadow); }
.plan.best { border: 2px solid var(--signal); }
.plan .tag { position: absolute; top: 22px; right: 22px; font: 600 11px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; background: var(--signal); color: var(--on-signal); padding: 7px 10px; border-radius: var(--r-sm); }
.plan .name { font: 600 12px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.plan .price { font-family: var(--serif); font-size: 58px; line-height: 1; margin: 22px 0 6px; letter-spacing: -0.02em; }
.plan .price span { font-family: var(--sans); font-size: 17px; color: var(--ink-3); letter-spacing: 0; }
.plan p { color: var(--ink-2); margin: 10px 0 0; }
@media (max-width: 720px) { .plans { grid-template-columns: 1fr; } }
.fineprint { font-size: 14px; color: var(--ink-3); max-width: 70ch; margin-top: 28px; }

/* ---------- FAQ ---------- */
.faq { max-width: 860px; margin-top: 48px; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer; list-style: none; padding: 24px 44px 24px 0; position: relative;
  font-family: var(--serif); font-size: clamp(20px, 2.4vw, 24px); letter-spacing: -0.01em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; position: absolute; right: 6px; top: 50%; width: 12px; height: 12px; margin-top: -8px;
  border-right: 2px solid var(--ink-3); border-bottom: 2px solid var(--ink-3); transform: rotate(45deg); transition: transform .2s;
}
.faq details[open] summary::after { transform: rotate(225deg); margin-top: -2px; }
.faq details p { color: var(--ink-2); max-width: 64ch; margin: -6px 0 26px; }

/* ---------- Closing + footer ---------- */
.closing { text-align: left; }
.closing h2 { max-width: 14ch; }
footer { border-top: 1px solid var(--line); padding: 48px 0 56px; font-size: 14px; color: var(--ink-3); }
footer .wrap { display: grid; grid-template-columns: 1fr auto; gap: 28px; }
footer nav { display: flex; gap: 22px; flex-wrap: wrap; }
footer nav a { color: var(--ink-2); }
footer p { margin: 0 0 6px; }
@media (max-width: 720px) { footer .wrap { grid-template-columns: 1fr; } }

/* ---------- Document pages (Help, Privacy, Terms) ---------- */
.doc { padding: clamp(56px, 8vw, 104px) 0 clamp(72px, 9vw, 120px); }
.doc .wrap { display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: clamp(40px, 7vw, 96px); align-items: start; }
.doc h1 { font-size: clamp(44px, 7vw, 80px); margin-bottom: 20px; }
.doc .meta { font: 500 13px/1.4 var(--mono); color: var(--ink-3); letter-spacing: .04em; margin-bottom: 44px; }
.prose { max-width: 68ch; }
.prose h2 { font-size: clamp(26px, 3.2vw, 34px); margin: 52px 0 16px; scroll-margin-top: 84px; }
.prose h3 { font-size: 22px; margin: 34px 0 10px; }
.prose p, .prose li { color: var(--ink-2); }
.prose ul { padding-left: 1.2em; margin: 0 0 1.2em; }
.prose li { margin-bottom: .5em; }
.prose li::marker { color: var(--signal); }
.prose a { text-underline-offset: 3px; }
.prose strong { color: var(--ink); font-weight: 650; }
.note {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--r-md);
  padding: 18px 20px; margin: 0 0 32px; color: var(--ink-2);
}
.note p:last-child { margin: 0; }
.toc { position: sticky; top: 96px; border-left: 1px solid var(--line); padding-left: 22px; font-size: 15px; }
.toc .k { font: 600 11px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 14px; }
.toc ol { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.toc a { text-decoration: none; color: var(--ink-2); }
.toc a:hover { color: var(--ink); }
@media (max-width: 900px) {
  .doc .wrap { grid-template-columns: 1fr; }
  .toc { display: none; }
}
.qa { border-top: 1px solid var(--line); padding: 26px 0 8px; }
.qa h2 { margin: 0 0 12px; font-size: clamp(22px, 2.6vw, 28px); }
.contact { margin-top: 56px; background: var(--night); color: var(--night-ink); border-radius: var(--r-xl); padding: clamp(28px, 5vw, 48px); }
.contact h2 { color: var(--night-ink); margin: 0 0 14px; font-size: clamp(28px, 4vw, 40px); }
.contact p { color: var(--night-ink-2); max-width: 56ch; }
.contact a.mail { display: inline-flex; margin-top: 10px; font: 500 18px/1.3 var(--mono); color: #FF8A5C; word-break: break-all; }

/* ---------- Motion ---------- */
@media (prefers-reduced-motion: no-preference) {
  .rise { animation: rise .9s cubic-bezier(.2,.7,.1,1) both; }
  .rise.d1 { animation-delay: .08s; } .rise.d2 { animation-delay: .16s; } .rise.d3 { animation-delay: .26s; }
  @keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
  .phone.tilt.rise { animation-name: rise-tilt; }
  @keyframes rise-tilt { from { opacity: 0; transform: translateY(30px) rotate(-1deg); } to { opacity: 1; transform: rotate(-4deg); } }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }