/* TunerPal site: sections, sub-pages and responsive rules (load after site.css). */
.section { position: relative; z-index: 1; padding-top: clamp(88px, 10vw, 128px); }
.section.wash { margin-top: clamp(88px, 10vw, 128px); padding: clamp(72px, 9vw, 112px) 0; background: linear-gradient(180deg, transparent, var(--tint) 14%, var(--tint) 86%, transparent); }
.section.wash + .section { padding-top: clamp(56px, 7vw, 88px); }
.section-head { max-width: 780px; margin-bottom: clamp(40px, 5vw, 60px); }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.label {
  display: inline-flex; align-items: center; gap: 10px; color: var(--label);
  font-family: var(--mono); font-size: .76rem; font-weight: 500; letter-spacing: .16em; text-transform: uppercase;
}
.label::before { content: ""; width: 18px; height: 1px; background: currentColor; opacity: .7; }
.section h2 { margin-top: 16px; font-size: clamp(2.1rem, 4.6vw, 3.4rem); letter-spacing: -.02em; line-height: 1.06; }
.section-head p { margin-top: 18px; font-size: 1.1rem; }

/* feature grid: each card keyed with an app colour */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; list-style: none; }
.feature { position: relative; padding: 30px 28px 28px; border-radius: var(--r-lg); overflow: hidden; }
.feature::after {
  content: ""; position: absolute; inset: -40% -20% auto auto; width: 70%; height: 80%; pointer-events: none;
  background: radial-gradient(closest-side, var(--c, var(--accent)), transparent); opacity: .08;
}
.feature .key { display: flex; align-items: center; justify-content: space-between; }
.feature .key i { width: 30px; height: 3px; border-radius: 2px; background: var(--c, var(--accent)); box-shadow: 0 0 14px var(--c, var(--accent)); }
.feature .key b { font-family: var(--mono); font-size: .72rem; font-weight: 500; letter-spacing: .12em; color: var(--muted); }
.feature h3 { margin-top: 22px; font-size: 1.28rem; }
.feature p { margin-top: 10px; font-size: .98rem; }

/* how it works */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; list-style: none; counter-reset: step; }
.steps li { position: relative; padding: 28px 26px; border-radius: var(--r-lg); }
.steps .n { font-family: var(--mono); font-size: 2.4rem; font-weight: 500; line-height: 1; letter-spacing: -.04em; color: var(--accent); }
.steps h3 { margin-top: 18px; font-size: 1.22rem; }
.steps p { margin-top: 8px; font-size: .97rem; }

/* deep dives */
.dives { border-top: 1px solid var(--line); }
.dive {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(36px, 6vw, 90px); align-items: center;
  padding: clamp(60px, 8vw, 100px) 0; border-bottom: 1px solid var(--line);
}
.dive.flip .media { order: -1; }
.dive h3 { margin-top: 16px; font-size: clamp(1.8rem, 3.3vw, 2.5rem); letter-spacing: -.02em; line-height: 1.08; }
.dive .copy > p { margin-top: 18px; font-size: 1.05rem; }
.facts { margin-top: 26px; list-style: none; border-top: 1px solid var(--line-2); }
.facts li { display: flex; justify-content: space-between; align-items: baseline; gap: 20px; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: .93rem; }
.facts li span:last-child { font-family: var(--mono); font-size: .84rem; color: var(--text); text-align: right; }
.media { position: relative; isolation: isolate; }
.media::before {
  content: ""; position: absolute; inset: 14% 10%; z-index: -1; filter: blur(60px); opacity: .45;
  background: radial-gradient(closest-side, rgba(var(--accent-rgb), .55), transparent);
}
.crop { margin: 0 auto; max-width: 520px; }
.crop + .crop { margin-top: 18px; }
.crop.narrow { max-width: 380px; }
.shot {
  overflow: hidden; border-radius: var(--r); border: 1px solid var(--line-2); background: var(--bg-well);
  box-shadow: 0 30px 70px -40px rgba(0, 0, 0, .95), 0 20px 60px -40px rgba(var(--accent-rgb), .55);
}
.shot img { width: 100%; }
figcaption, .caption { margin-top: 12px; font-family: var(--mono); font-size: .74rem; letter-spacing: .04em; color: var(--muted); }

/* real screens strip */
.strip { display: flex; gap: 22px; overflow-x: auto; padding: 8px var(--gutter) 26px; scroll-snap-type: x mandatory; list-style: none; scrollbar-width: thin; scrollbar-color: var(--surface-2) transparent; }
.strip li { flex: 0 0 auto; width: 230px; scroll-snap-align: center; }
.strip .phone { max-width: none; }
.strip figcaption { text-align: center; }
.strip-wrap { max-width: calc(var(--wrap) + 2 * var(--gutter)); margin: 0 auto; }
@media (min-width: 921px) {
  .strip { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 40px 28px; overflow: visible; padding-bottom: 0; }
  .strip li { width: auto; }
}

/* privacy band */
.privacy-band { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 72px); align-items: start; padding: clamp(30px, 5vw, 52px); border-radius: 28px; }
.privacy-band h2 { margin-top: 14px; font-size: clamp(1.9rem, 3.8vw, 2.8rem); }
.privacy-band p { margin-top: 16px; font-size: 1.04rem; }
.privacy-band .btn { margin-top: 24px; }
.ticks { display: grid; gap: 12px; list-style: none; }
.ticks li { position: relative; padding-left: 30px; color: var(--text); font-size: .98rem; }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: .3em; width: 18px; height: 18px; border-radius: 50%;
  box-shadow: inset 0 0 0 1.5px var(--in-tune); background: rgba(var(--in-tune-rgb), .14);
}
.ticks li::after { content: ""; position: absolute; left: 6px; top: calc(.3em + 4px); width: 5px; height: 8px; border: solid var(--in-tune); border-width: 0 2px 2px 0; transform: rotate(45deg); }
.ticks small { display: block; margin-top: 2px; color: var(--sub); font-size: .88rem; }

/* specs */
.spec-groups { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.spec-groups > div { padding: 22px 26px 8px; border-radius: var(--r-lg); }
.spec-groups h3 { padding-bottom: 14px; font-family: var(--mono); font-size: .76rem; font-weight: 500; letter-spacing: .16em; text-transform: uppercase; color: var(--label); }
.specs { width: 100%; border-collapse: collapse; border-top: 1px solid var(--line-2); font-size: .95rem; }
.specs th, .specs td { padding: 14px 0; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.specs tr:last-child th, .specs tr:last-child td { border-bottom: 0; }
.specs th { width: 38%; padding-right: 18px; font-weight: 500; color: var(--sub); }
.specs td { color: var(--text); }
.specs td small { display: block; margin-top: 4px; font-family: var(--sans); font-size: .84rem; color: var(--muted); }

/* pricing */
.price-card { position: relative; max-width: 560px; margin: 0 auto; padding: clamp(30px, 5vw, 44px); border-radius: 28px; text-align: center; border-color: rgba(var(--accent-rgb), .4) !important; }
.price-card .top { display: flex; justify-content: center; align-items: center; gap: 12px; flex-wrap: wrap; }
.price-card .name { font-size: 1.25rem; }
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 5px 12px; border-radius: 999px; border: 1px solid var(--line-3); font-family: var(--mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--sub); }
.price { margin-top: 18px; font-family: var(--mono); font-size: clamp(4rem, 9vw, 5.4rem); font-weight: 500; letter-spacing: -.05em; line-height: 1; color: var(--text); }
.price sup { margin-right: 4px; font-size: .42em; vertical-align: .9em; letter-spacing: 0; color: var(--sub); }
.price-note { margin-top: 10px; font-size: .95rem; text-wrap: balance; }
.checklist { display: grid; gap: 12px; margin: 28px 0 30px; list-style: none; text-align: left; }
.checklist li { position: relative; padding-left: 30px; font-size: .97rem; color: var(--text); }
.checklist li::before { content: ""; position: absolute; left: 0; top: .3em; width: 18px; height: 18px; border-radius: 50%; box-shadow: inset 0 0 0 1.5px var(--accent); background: rgba(var(--accent-rgb), .14); }
.checklist li::after { content: ""; position: absolute; left: 6px; top: calc(.3em + 4px); width: 5px; height: 8px; border: solid var(--accent); border-width: 0 2px 2px 0; transform: rotate(45deg); }
.price-card .btn { width: 100%; }
.badges { display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.badges a { display: block; }
.badges img.apple { height: 40px; width: auto; }
.badges img.google { height: 58px; width: auto; margin: -9px 0; }
a[data-store-url] { opacity: .5; cursor: default; pointer-events: none; }
.store-soon { margin-top: 10px; font-size: .88rem; color: var(--muted); }

/* FAQ */
.faq { max-width: 860px; margin: 0 auto; border-top: 1px solid var(--line-2); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { position: relative; padding: 22px 48px 22px 0; list-style: none; cursor: pointer; font-size: 1.08rem; font-weight: 600; color: var(--text); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before, .faq summary::after { content: ""; position: absolute; right: 8px; top: 50%; width: 14px; height: 1.5px; border-radius: 1px; background: var(--accent-2); transition: transform .3s var(--ease); }
.faq summary::after { transform: rotate(90deg); }
.faq details[open] summary::after { transform: rotate(0deg); }
.faq .a { max-width: 740px; padding: 0 0 24px; font-size: 1rem; }

/* newsletter (LD Coda sign-up service; behaviour in js/site.js) */
.newsletter { max-width: 640px; margin: 0 auto; padding: clamp(30px, 5vw, 44px); border-radius: 28px; text-align: center; }
.newsletter h2 { margin-top: 14px; font-size: clamp(1.9rem, 3.8vw, 2.6rem); }
.newsletter h2 + p { margin-top: 12px; text-wrap: balance; }
.nl-form { display: flex; gap: 10px; max-width: 470px; margin: 26px auto 0; }
.nl-form input { flex: 1 1 auto; min-width: 0; height: 52px; padding: 0 20px; border-radius: 999px; border: 1px solid var(--line-3); background: var(--bg); color: var(--text); font: inherit; font-size: 1rem; transition: border-color .2s, box-shadow .2s; }
.nl-form input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(var(--accent-rgb), .28); }
.nl-form .btn:disabled { opacity: .6; cursor: default; transform: none; }
.nl-msg { min-height: 1.4em; margin-top: 14px; font-size: .95rem; }
.nl-msg.ok { color: var(--in-tune); }
.nl-msg.err { color: var(--sharp); }
.newsletter .fine { margin-top: 4px; font-size: .86rem; color: var(--muted); text-wrap: balance; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.site-end { height: clamp(48px, 6vw, 80px); }

/* ── Sub-pages (contact, privacy) ────────────────────── */
.page { position: relative; z-index: 1; max-width: 780px; margin: 0 auto; padding: clamp(56px, 8vw, 96px) var(--gutter) clamp(72px, 10vw, 120px); }
.page h1 { margin-top: 14px; font-size: clamp(2.3rem, 5vw, 3.2rem); letter-spacing: -.02em; }
.page .lead { margin-top: 14px; font-size: 1.08rem; }
.page .note { margin-top: 22px; font-size: .94rem; color: var(--muted); }
.card { margin-top: 32px; padding: clamp(22px, 4vw, 36px); border-radius: var(--r-lg); }
.form { display: flex; flex-direction: column; gap: 18px; }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form label { display: block; margin-bottom: 7px; font-size: .86rem; font-weight: 600; color: var(--sub); }
.form input, .form select, .form textarea { width: 100%; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--line-3); background: var(--bg); color: var(--text); font: inherit; font-size: .96rem; transition: border-color .2s, box-shadow .2s; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(var(--accent-rgb), .28); }
.form select { -webkit-appearance: none; appearance: none; padding-right: 40px; cursor: pointer; background-image: linear-gradient(45deg, transparent 50%, var(--sub) 50%), linear-gradient(135deg, var(--sub) 50%, transparent 50%); background-position: calc(100% - 20px) 52%, calc(100% - 15px) 52%; background-size: 5px 5px; background-repeat: no-repeat; }
.form select option { background: var(--surface); color: var(--text); }
.form textarea { min-height: 150px; resize: vertical; }
.form .btn { align-self: flex-start; }
.form .btn:disabled { opacity: .6; cursor: default; transform: none; }
.form-status { min-height: 1.2em; font-size: .92rem; color: var(--sharp); }
#successState { display: none; padding: 24px 0; text-align: center; }
#successState.visible { display: block; }
#successState h2 { font-size: 1.4rem; }
#successState p { margin-top: 8px; }
#successState .btn { margin-top: 20px; }
.policy .updated { margin-top: 8px; font-family: var(--mono); font-size: .8rem; color: var(--muted); }
.policy h2 { margin: 40px 0 10px; font-size: 1.3rem; }
.policy p, .policy li { font-size: 1rem; }
.policy p + p { margin-top: 12px; }
.policy ul { margin: 10px 0 12px 1.3rem; }
.policy li + li { margin-top: 6px; }
.policy .table-wrap { margin-top: 14px; overflow-x: auto; }
.policy .specs { min-width: 520px; }

/* ── Responsive ──────────────────────────────────────── */
@media (max-width: 1080px) { .nav-links { gap: 18px; } .features { grid-template-columns: 1fr 1fr; } }
@media (max-width: 920px) {
  .nav-links { display: none; }
  .theme-toggle { margin-left: auto; }
  .overview-grid, .dive, .privacy-band, .spec-groups, .steps { grid-template-columns: minmax(0, 1fr); }
  .dive.flip .media { order: 0; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .nav-inner { gap: 10px; }
  .wordmark .name { font-size: 1.05rem; letter-spacing: .06em; }
  .theme-toggle { padding: 0 11px; }
  .nav .btn { display: none; }
  .features { grid-template-columns: minmax(0, 1fr); }
  .feature { padding: 26px 22px 24px; }
  .facts li { flex-direction: column; gap: 2px; }
  .facts li span:last-child { text-align: left; }
  .specs th { width: 40%; }
  .cta-row .btn { flex: 1 1 100%; }
  .form .row { grid-template-columns: 1fr; }
  .nl-form { flex-direction: column; }
  .strip li { width: 200px; }
  .spec-groups > div { padding: 18px 18px 4px; }
  .hero-tag { gap: 8px; font-size: .68rem; letter-spacing: .18em; }
  .hero-tag::before, .hero-tag::after { width: 18px; }
  .kicker { font-size: .68rem; letter-spacing: .1em; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
@media print {
  .reveal { opacity: 1 !important; translate: none !important; }
  .nav { position: static; }
  .hero-gauge, .aura, canvas, .media::before, .glow { display: none !important; }
}