/* ─────────────────────────────────────────────
   Brooklyn Music Academy — by Philip Loots
   ───────────────────────────────────────────── */

:root {
  --ebony: #110b08;
  --ebony-2: #1a110c;
  --walnut: #2b1a11;
  --mahogany: #6b3a20;
  --gold: #c9a46a;
  --gold-soft: #e2c99b;
  --ivory: #f4ecdc;
  --ivory-dim: rgba(244, 236, 220, 0.72);
  --ivory-faint: rgba(244, 236, 220, 0.14);

  --f-display: "Cinzel", "Trajan Pro", Georgia, serif;
  --f-serif: "Cormorant Garamond", Georgia, serif;
  --f-sans: "Montserrat", system-ui, -apple-system, sans-serif;

  --pad: clamp(1.25rem, 5vw, 5rem);
  --max: 1240px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--ebony);
  color: var(--ivory);
  font-family: var(--f-sans);
  font-weight: 300;
  font-size: clamp(1rem, 0.95rem + 0.2vw, 1.075rem);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, video { display: block; max-width: 100%; }
a { color: inherit; }
strong { font-weight: 600; }
em { font-style: italic; }
::selection { background: var(--gold); color: var(--ebony); }

.skip {
  position: absolute; left: 1rem; top: -4rem; z-index: 100;
  background: var(--gold); color: var(--ebony); padding: .6rem 1rem; text-decoration: none;
}
.skip:focus { top: 1rem; }

:focus-visible { outline: 2px solid var(--gold); outline-offset: 4px; }

/* ── Shared ── */

h2 {
  margin: 0 0 1.5rem;
  font-family: var(--f-display);
  font-weight: 400;
  font-size: clamp(2.1rem, 1.4rem + 3vw, 3.9rem);
  line-height: 1.08;
  letter-spacing: .02em;
}
h2 em, h3 em {
  font-family: var(--f-serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--gold-soft);
  text-transform: none;
}

.section-head { max-width: var(--max); margin: 0 auto clamp(2.5rem, 5vw, 4.5rem); }
.section-head--center { text-align: center; }

.btn {
  --bg: var(--gold);
  display: inline-flex; align-items: center; gap: .7rem;
  padding: 1.05rem 1.9rem;
  background: var(--bg);
  color: var(--ebony);
  border: 1px solid var(--gold);
  border-radius: 999px;
  font-family: var(--f-sans);
  font-size: .8rem; font-weight: 600;
  letter-spacing: .16em; text-transform: uppercase;
  text-decoration: none;
  transition: background .4s var(--ease), color .4s var(--ease), transform .4s var(--ease), box-shadow .4s var(--ease);
}
.btn svg { width: 1.05rem; height: 1.05rem; fill: currentColor; flex: none; }
.btn:hover { background: var(--gold-soft); transform: translateY(-2px); box-shadow: 0 14px 40px -12px rgba(201, 164, 106, .55); }
.btn--ghost { background: rgba(17, 11, 8, .25); color: var(--ivory); border-color: rgba(244, 236, 220, .4); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.btn--ghost:hover { background: var(--ivory); color: var(--ebony); border-color: var(--ivory); box-shadow: none; }
.btn--small { padding: .7rem 1.25rem; font-size: .68rem; }

.monogram {
  display: inline-flex; align-items: center; justify-content: center; flex: none;
  width: 2.6rem; height: 2.6rem;
  border: 1px solid var(--gold);
  border-radius: 50%;
  font-family: var(--f-display);
  font-size: .72rem; letter-spacing: .04em;
  color: var(--gold);
}
.monogram span { color: var(--ivory); }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 1.1s var(--ease), transform 1.1s var(--ease); transition-delay: var(--d, 0s); }
.reveal.is-in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

/* Film grain */
.grain {
  position: absolute; inset: -50%;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='.5'/></svg>");
  opacity: .09; mix-blend-mode: overlay; pointer-events: none;
  animation: grain 1.2s steps(6) infinite;
}
@keyframes grain {
  0% { transform: translate(0, 0); } 20% { transform: translate(-3%, 2%); } 40% { transform: translate(2%, -3%); }
  60% { transform: translate(-2%, -1%); } 80% { transform: translate(3%, 3%); } 100% { transform: translate(0, 0); }
}

/* ── Navigation ── */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
  padding: 1.1rem var(--pad);
  transition: background .5s var(--ease), padding .5s var(--ease), border-color .5s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(17, 11, 8, .82);
  backdrop-filter: blur(14px) saturate(1.2); -webkit-backdrop-filter: blur(14px) saturate(1.2);
  padding-top: .7rem; padding-bottom: .7rem;
  border-color: var(--ivory-faint);
}
.nav__brand { display: flex; align-items: center; gap: .9rem; text-decoration: none; }
.nav__name { font-family: var(--f-display); font-size: .82rem; letter-spacing: .22em; text-transform: uppercase; }
.nav__links { display: flex; gap: 2.4rem; }
.nav__links a {
  position: relative; text-decoration: none;
  font-size: .72rem; font-weight: 500; letter-spacing: .24em; text-transform: uppercase;
  color: var(--ivory-dim); transition: color .3s;
}
.nav__links a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -.35rem; height: 1px;
  background: var(--gold); transform: scaleX(0); transform-origin: right; transition: transform .5s var(--ease);
}
.nav__links a:hover { color: var(--ivory); }
.nav__links a:hover::after { transform: scaleX(1); transform-origin: left; }
.nav__actions { display: flex; align-items: center; gap: 1rem; }

.lang { display: flex; border: 1px solid var(--ivory-faint); border-radius: 999px; padding: 3px; }
.lang button {
  appearance: none; border: 0; cursor: pointer;
  padding: .35rem .7rem; border-radius: 999px;
  background: transparent; color: var(--ivory-dim);
  font: 500 .66rem/1 var(--f-sans); letter-spacing: .14em;
  transition: background .3s, color .3s;
}
.lang button[aria-pressed="true"] { background: var(--ivory); color: var(--ebony); }

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 100vh; min-height: 100svh;
  display: grid; align-items: end;
  padding: 8rem var(--pad) clamp(4rem, 10vh, 7rem);
  overflow: hidden;
  isolation: isolate;
}
.hero__media { position: absolute; inset: 0; z-index: -1; overflow: hidden; }
.hero__video {
  width: 100%; height: 100%; object-fit: cover;
  transform: scale(1.06);
  animation: heroZoom 22s var(--ease) forwards;
  filter: saturate(.9) contrast(1.05);
}
@keyframes heroZoom { to { transform: scale(1); } }
.hero__shade {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(17,11,8,.55) 0%, rgba(17,11,8,.1) 30%, rgba(17,11,8,.35) 55%, rgba(17,11,8,.96) 100%),
    linear-gradient(90deg, rgba(17,11,8,.85) 0%, rgba(17,11,8,.35) 55%, rgba(17,11,8,0) 100%);
}
.hero__content { max-width: 58rem; }
.hero__title {
  margin: 0;
  font-family: var(--f-display);
  font-weight: 400;
  line-height: .95;
  text-transform: uppercase;
}
.hero__line1 {
  display: block;
  font-size: clamp(3.4rem, 1.5rem + 9vw, 9.5rem);
  letter-spacing: .1em;
}
.hero__line1 .oo { letter-spacing: -.12em; margin-right: .12em; }
.hero__line2 {
  display: block;
  margin-top: .15em;
  font-size: clamp(1.5rem, .8rem + 3.6vw, 4.1rem);
  letter-spacing: .18em;
  color: var(--ivory-dim);
}
.hero__by {
  margin: 1.1rem 0 0;
  font-family: var(--f-serif);
  font-style: italic;
  font-size: clamp(1.5rem, 1.1rem + 1.4vw, 2.3rem);
  color: var(--gold-soft);
}
.hero__lede {
  max-width: 34rem;
  margin: 1.8rem 0 2.4rem;
  font-size: clamp(1rem, .95rem + .3vw, 1.15rem);
  color: var(--ivory-dim);
}
.hero__lede strong { color: var(--ivory); font-weight: 500; }
.hero__cta { display: flex; flex-wrap: wrap; gap: .9rem; align-items: center; }

/* Email link (hero + contact) */
.email-link {
  display: inline-flex; align-items: center; gap: .6rem;
  color: var(--ivory-dim); text-decoration: none;
  font-size: .95rem; letter-spacing: .04em;
  border-bottom: 1px solid transparent;
  transition: color .3s, border-color .3s;
}
.email-link svg { width: 1.05rem; height: 1.05rem; fill: var(--gold); flex: none; }
.email-link:hover { color: var(--ivory); border-color: var(--gold); }
.hero__email { margin-top: 1.4rem; }
.contact__email { display: flex; width: fit-content; margin: 0 auto 1.2rem; font-size: clamp(1rem, .9rem + .5vw, 1.25rem); }

/* Hero sound toggle */
.sound {
  position: relative; flex: none;
  display: inline-grid; place-items: center;
  width: 3.4rem; height: 3.4rem;
  border: 1px solid rgba(244, 236, 220, .4); border-radius: 50%;
  background: rgba(17, 11, 8, .25); color: var(--ivory);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  cursor: pointer;
  transition: background .4s var(--ease), border-color .4s var(--ease), color .4s var(--ease), transform .4s var(--ease);
}
.sound:hover { border-color: var(--gold); transform: translateY(-2px); }
.sound svg { width: 1.25rem; height: 1.25rem; fill: currentColor; }
.sound__bars { display: none; align-items: flex-end; gap: 3px; height: 1rem; }
.sound__bars i { width: 2px; height: 100%; background: currentColor; border-radius: 1px; transform-origin: bottom; animation: eq 1s ease-in-out infinite; }
.sound__bars i:nth-child(2) { animation-delay: -.3s; }
.sound__bars i:nth-child(3) { animation-delay: -.6s; }
.sound__bars i:nth-child(4) { animation-delay: -.15s; }
@keyframes eq { 0%, 100% { transform: scaleY(.3); } 50% { transform: scaleY(1); } }
.sound[aria-pressed="true"] { background: var(--gold); border-color: var(--gold); color: var(--ebony); }
.sound[aria-pressed="true"] .sound__off { display: none; }
.sound[aria-pressed="true"] .sound__bars { display: inline-flex; }
.sound::after {
  /* gentle pulse to invite a tap while muted */
  content: ""; position: absolute; inset: -1px; border-radius: 50%;
  border: 1px solid var(--gold); opacity: 0;
  animation: invite 2.8s var(--ease) 2s infinite;
}
.sound[aria-pressed="true"]::after { animation: none; }
@keyframes invite { 0% { transform: scale(1); opacity: .7; } 100% { transform: scale(1.6); opacity: 0; } }

.hero__scroll {
  position: absolute; right: var(--pad); bottom: clamp(4rem, 10vh, 7rem);
  display: flex; flex-direction: column; align-items: center; gap: .9rem;
  text-decoration: none;
  font-size: .62rem; letter-spacing: .3em; text-transform: uppercase; color: var(--ivory-dim);
  writing-mode: vertical-rl;
}
.hero__scroll i { position: relative; width: 1px; height: 4.5rem; background: var(--ivory-faint); overflow: hidden; }
.hero__scroll i::after {
  content: ""; position: absolute; left: 0; top: -40%; width: 1px; height: 40%;
  background: var(--gold); animation: drip 2.2s var(--ease) infinite;
}
@keyframes drip { to { top: 100%; } }

/* ── Keyboard divider ── */
.keys {
  height: 3.4rem;
  background:
    linear-gradient(180deg, rgba(0,0,0,.35), transparent 30%),
    repeating-linear-gradient(90deg,
      var(--ivory) 0 calc(100% / 52 - 1px), #c9bda5 calc(100% / 52 - 1px) calc(100% / 52));
  -webkit-mask: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
          mask: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  position: relative;
  opacity: .92;
}
.keys::before {
  /* black keys: pattern of 2 + 3 over 7 white keys */
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 60%;
  --w: calc(100% / 52 * 7);
  background:
    linear-gradient(90deg,
      transparent 0 9%, #0d0806 9% 19%, transparent 19% 23%, #0d0806 23% 33%, transparent 33% 52%,
      #0d0806 52% 62%, transparent 62% 66%, #0d0806 66% 76%, transparent 76% 80%, #0d0806 80% 90%, transparent 90%);
  background-size: var(--w) 100%;
  border-radius: 0 0 2px 2px;
}

/* ── Statement ── */
.statement { padding: clamp(5rem, 12vw, 10rem) var(--pad); }
.statement__text {
  max-width: 62rem; margin: 0 auto;
  text-align: center;
  font-family: var(--f-serif);
  font-size: clamp(1.6rem, 1rem + 2.4vw, 3rem);
  line-height: 1.32;
  font-weight: 400;
  color: var(--ivory);
}

/* ── Lessons ── */
.lessons { padding: 0 var(--pad) clamp(5rem, 10vw, 9rem); }
.cards {
  max-width: var(--max); margin: 0 auto;
  display: grid; gap: 1px;
  grid-template-columns: repeat(6, 1fr);
  background: var(--ivory-faint);
  border: 1px solid var(--ivory-faint);
}
.card {
  grid-column: span 2;
  position: relative;
  padding: clamp(2rem, 3.5vw, 3rem);
  background: var(--ebony);
  transition: background .6s var(--ease);
  overflow: hidden;
}
.card::before {
  content: ""; position: absolute; inset: auto 0 0 0; height: 2px;
  background: linear-gradient(90deg, var(--gold), transparent);
  transform: scaleX(0); transform-origin: left; transition: transform .8s var(--ease);
}
.card:hover { background: var(--ebony-2); }
.card:hover::before { transform: scaleX(1); }
.card__num {
  display: block; margin-bottom: 3.5rem;
  font-family: var(--f-display); font-size: .9rem; letter-spacing: .2em; color: var(--gold);
}
.card h3 {
  margin: 0 0 .9rem;
  font-family: var(--f-display); font-weight: 400;
  font-size: clamp(1.4rem, 1.1rem + .9vw, 1.9rem);
  line-height: 1.2;
  letter-spacing: .04em;
  overflow-wrap: break-word; hyphens: manual;
}
.card p { margin: 0; color: var(--ivory-dim); max-width: 32rem; }
.card--feature {
  /* subtle warm glow */
  background:
    radial-gradient(140% 120% at 100% 0%, rgba(107, 58, 32, .22), transparent 70%),
    var(--ebony);
}

/* ── Philip ── */
.philip {
  max-width: calc(var(--max) + 2 * var(--pad));
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 7rem) var(--pad);
  display: grid; gap: clamp(2.5rem, 6vw, 6rem);
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  align-items: center;
}
.philip__portrait { position: relative; margin: 0; }
.philip__portrait::before {
  content: ""; position: absolute; inset: 1.5rem -1.5rem -1.5rem 1.5rem;
  border: 1px solid rgba(201, 164, 106, .5);
  z-index: -1;
}
.philip__portrait img {
  width: 100%; height: auto; aspect-ratio: 660 / 1000; object-fit: cover;
  filter: contrast(1.03) saturate(.95);
  box-shadow: 0 40px 80px -30px rgba(0,0,0,.8);
}
.philip__portrait figcaption {
  position: absolute; left: 1.25rem; bottom: 1.1rem;
  font-family: var(--f-serif); font-style: italic; font-size: 1.15rem; color: var(--ivory);
  text-shadow: 0 2px 12px rgba(0,0,0,.6);
}
.philip__copy p { color: var(--ivory-dim); max-width: 36rem; }
.facts {
  display: grid; grid-template-columns: repeat(3, auto); justify-content: start; gap: 2.5rem;
  margin: 2.5rem 0 0; padding-top: 2rem; border-top: 1px solid var(--ivory-faint);
}
.facts dt { font-size: .64rem; letter-spacing: .28em; text-transform: uppercase; color: var(--gold); margin-bottom: .3rem; }
.facts dd { margin: 0; font-family: var(--f-serif); font-size: 1.2rem; }

/* ── Organ feature ── */
.organ {
  position: relative;
  padding: clamp(5rem, 10vw, 9rem) var(--pad);
  display: grid; gap: clamp(2.5rem, 6vw, 6rem);
  grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  align-items: center;
  max-width: calc(var(--max) + 2 * var(--pad));
  margin: 0 auto;
}
.organ::before {
  content: ""; position: absolute; inset: 0 -50vw; z-index: -1;
  background:
    radial-gradient(60% 70% at 20% 40%, rgba(107, 58, 32, .35), transparent 70%),
    linear-gradient(180deg, var(--ebony), var(--walnut) 50%, var(--ebony));
}
.organ__media { overflow: hidden; border-radius: 2px; box-shadow: 0 40px 80px -30px rgba(0,0,0,.8); }
.organ__media img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.organ__copy p { color: var(--ivory-dim); }
.organ__strip {
  grid-column: 1 / -1;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(.75rem, 1.5vw, 1.25rem);
}
.organ__strip img {
  width: 100%; aspect-ratio: 4 / 3; object-fit: cover;
  filter: saturate(.85) brightness(.88);
  transition: filter .8s var(--ease), transform 1.1s var(--ease), opacity 1.1s var(--ease);
}
.organ__strip img:hover { filter: saturate(1) brightness(1); }

/* ── Film ── */
.film { padding: clamp(5rem, 10vw, 9rem) var(--pad); }
.film__frame {
  position: relative;
  max-width: 1080px; margin: 0 auto;
  aspect-ratio: 16 / 9;
  background: #000;
  box-shadow: 0 50px 120px -40px rgba(0,0,0,.9), 0 0 0 1px var(--ivory-faint);
  overflow: hidden;
}
.film__frame video { width: 100%; height: 100%; object-fit: cover; }
.film__play {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1.2rem;
  border: 0; cursor: pointer; color: var(--ivory);
  background: radial-gradient(circle at center, rgba(17,11,8,.25), rgba(17,11,8,.7));
  transition: opacity .6s var(--ease), visibility .6s;
}
.film__ring {
  display: grid; place-items: center;
  width: clamp(4.5rem, 8vw, 6.5rem); height: clamp(4.5rem, 8vw, 6.5rem);
  border: 1px solid rgba(244,236,220,.6); border-radius: 50%;
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  transition: transform .6s var(--ease), background .4s, border-color .4s;
}
.film__ring svg { width: 34%; fill: currentColor; margin-left: 6%; }
.film__play:hover .film__ring { transform: scale(1.08); background: var(--gold); border-color: var(--gold); color: var(--ebony); }
.film__label { font: 500 .7rem/1 var(--f-sans); letter-spacing: .3em; text-transform: uppercase; }
.film.is-playing .film__play { opacity: 0; visibility: hidden; }

/* ── Steps ── */
.steps { padding: 0 var(--pad) clamp(5rem, 10vw, 9rem); }
.steps__list {
  list-style: none; margin: 0 auto; padding: 0; max-width: var(--max);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(2rem, 4vw, 4rem);
}
.steps__list li { border-top: 1px solid var(--ivory-faint); padding-top: 2rem; }
.steps__n { display: block; font-family: var(--f-serif); font-style: italic; font-size: 3.2rem; line-height: 1; color: var(--gold); margin-bottom: 1.4rem; }
.steps__list h3 { margin: 0 0 .7rem; font-family: var(--f-display); font-weight: 400; font-size: 1.35rem; letter-spacing: .06em; }
.steps__list p { margin: 0; color: var(--ivory-dim); }

/* ── Contact ── */
.contact {
  position: relative; isolation: isolate; overflow: hidden;
  padding: clamp(7rem, 16vw, 13rem) var(--pad);
  text-align: center;
}
.contact__bg { position: absolute; inset: 0; z-index: -1; }
.contact__bg img { width: 100%; height: 100%; object-fit: cover; object-position: 30% 40%; filter: blur(2px) saturate(.8); transform: scale(1.05); }
.contact__bg::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(70% 90% at 50% 50%, rgba(17,11,8,.72), rgba(17,11,8,.95)), linear-gradient(180deg, var(--ebony), transparent 25%, transparent 75%, var(--ebony));
}
.contact__phone {
  display: inline-block;
  margin: .5rem 0 1rem;
  font-family: var(--f-display);
  font-size: clamp(2.6rem, 1.2rem + 6.5vw, 7rem);
  letter-spacing: .08em;
  line-height: 1;
  text-decoration: none;
  background: linear-gradient(180deg, var(--ivory) 30%, var(--gold));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  transition: letter-spacing .8s var(--ease);
}
.contact__phone:hover { letter-spacing: .11em; }
.contact__where { margin: 0 0 2.5rem; font-family: var(--f-serif); font-style: italic; font-size: 1.4rem; color: var(--gold-soft); }
.contact__cta { justify-content: center; }

/* ── Footer ── */
.footer {
  padding: 3.5rem var(--pad) 4rem;
  border-top: 1px solid var(--ivory-faint);
  display: grid; gap: 1rem; justify-items: center; text-align: center;
  color: var(--ivory-dim); font-size: .85rem;
}
.footer p { margin: 0; }
.footer__brand { display: flex; align-items: center; gap: 1rem; text-align: left; }
.footer__brand strong { display: block; font-family: var(--f-display); font-weight: 400; letter-spacing: .2em; text-transform: uppercase; color: var(--ivory); font-size: .85rem; }
.footer__brand span:not(.monogram span) { font-family: var(--f-serif); font-style: italic; font-size: 1.05rem; }
.footer__small { font-size: .72rem; letter-spacing: .08em; opacity: .7; }
.footer__small a { text-decoration: none; }

/* ── Sticky mobile CTA ── */
.sticky-call {
  position: fixed; left: 1rem; right: 1rem; bottom: calc(1rem + env(safe-area-inset-bottom));
  z-index: 60;
  display: none; align-items: center; justify-content: center; gap: .6rem;
  padding: 1rem;
  background: var(--gold); color: var(--ebony);
  border-radius: 999px;
  font: 600 .78rem/1 var(--f-sans); letter-spacing: .16em; text-transform: uppercase; text-decoration: none;
  box-shadow: 0 18px 40px -12px rgba(0,0,0,.7);
  transform: translateY(150%); transition: transform .6s var(--ease);
}
.sticky-call svg { width: 1rem; height: 1rem; fill: currentColor; }
.sticky-call.is-visible { transform: none; }

/* ── Responsive ── */
@media (max-width: 1080px) {
  .nav__links { display: none; }
}
@media (max-width: 900px) {
  .cards { grid-template-columns: 1fr 1fr; }
  .card { grid-column: span 1; }
  .philip, .organ { grid-template-columns: 1fr; }
  .philip__portrait { max-width: 30rem; }
  .steps__list { grid-template-columns: 1fr; }
  .hero__scroll { display: none; }
}
@media (max-width: 640px) {
  .nav__name, .nav__actions .btn { display: none; }
  .cards { grid-template-columns: 1fr; }
  .card__num { margin-bottom: 1.8rem; }
  .facts { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
  .organ__strip { grid-template-columns: 1fr 1fr; }
  .organ__strip img:last-child { display: none; }
  .hero { padding-bottom: 6.5rem; }
  .hero__shade { background: linear-gradient(180deg, rgba(17,11,8,.5) 0%, rgba(17,11,8,.15) 30%, rgba(17,11,8,.7) 60%, rgba(17,11,8,.97) 100%); }
  .hero .btn { flex: 1 1 auto; justify-content: center; }
  .hero__cta .btn--ghost { flex: 1 1 0; }
  .sticky-call { display: flex; }
  .footer { padding-bottom: 7rem; }
  .philip__portrait::before { inset: 1rem -.75rem -1rem .75rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}