/* ==========================================================================
   Naavbharat Design — homepage
   Concept: the site is an architect's drawing set from an Ahmedabad studio.
   Indigo drafting ink + cool tracing paper. Brick (the logo orange) means
   "you can click this" and nothing else.
   ========================================================================== */

:root {
  --ink: #16204A;          /* indigo drafting ink, from the logo navy */
  --ink-deep: #0F1736;
  --ink-2: #22306A;
  --paper: #ECEDE8;        /* cool tracing paper, not warm cream */
  --paper-2: #E1E3DB;
  --brick: #DC6A2A;        /* logo orange: clickable only */
  --brick-hi: #E88148;
  --brick-ink: #A8481A;    /* brick as text on paper, 4.9:1 */
  --muted-on-ink: #A9AFCB; /* 7.2:1 on --ink */
  --muted-on-paper: #4A5170; /* 6.7:1 on --paper */
  --line-on-ink: rgba(236, 237, 232, 0.16);
  --line-on-paper: rgba(22, 32, 74, 0.18);

  --font: "Bricolage Grotesque", "Helvetica Neue", Arial, sans-serif;

  --gutter: clamp(16px, 4vw, 56px);
  --content: 1280px;
  --reading: 680px;
  --nav-h: 68px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.55;
  font-variation-settings: "opsz" 14, "wdth" 100;
  font-optical-sizing: auto;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
p { margin: 0; }
h1, h2, h3 { margin: 0; font-weight: 650; }
ol, ul { margin: 0; padding: 0; list-style: none; }
button, input, select, textarea { font: inherit; color: inherit; }

:focus-visible { outline: 2px solid var(--brick); outline-offset: 3px; }
.index :focus-visible, .method :focus-visible, .pricing :focus-visible, .note :focus-visible { outline-color: var(--brick-ink); }

.skip {
  position: absolute; left: 16px; top: -60px; z-index: 100;
  background: var(--brick); color: var(--ink); padding: 10px 16px; text-decoration: none; font-weight: 600;
}
.skip:focus { top: 12px; }

/* ─── Type roles ─────────────────────────────────────────────────────────── */
.h2 {
  font-size: clamp(2.125rem, 4.4vw, 4rem);
  line-height: 1;
  letter-spacing: -0.018em;
  font-weight: 680;
  font-variation-settings: "opsz" 96, "wdth" 80;
  text-wrap: balance;
}
.h2--light { color: var(--paper); }

/* annotation: drafting notes, set condensed, sentence case */
.anno, .row__no, .row__go, .sheet__id, .sheet__label, .set__count, .step__when,
.plan__terms, .plan__flag, .board__caption, .titleblock dt, .crosshair__read, .field span, .note__sign {
  font-size: 0.8125rem;
  line-height: 1.3;
  letter-spacing: 0.01em;
  font-weight: 520;
  font-variation-settings: "opsz" 12, "wdth" 75;
  font-feature-settings: "tnum" 1;
}

/* ─── Buttons ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0 22px;
  border-radius: 2px; border: 1px solid transparent;
  font-size: 1rem; font-weight: 620; font-variation-settings: "opsz" 14, "wdth" 90;
  text-decoration: none; cursor: pointer;
  transition: background-color .2s ease, border-color .2s ease, color .2s ease;
}
.btn--brick { background: var(--brick); color: var(--ink); }
.btn--brick:hover { background: var(--brick-hi); }
.btn--line { border-color: rgba(236,237,232,.45); color: var(--paper); }
.btn--line:hover { border-color: var(--paper); }
.btn--ink { background: var(--ink); color: var(--paper); }
.btn--ink:hover { background: var(--ink-2); }

/* ─── Nav ────────────────────────────────────────────────────────────────── */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  height: var(--nav-h);
  display: flex; align-items: center; gap: 32px;
  padding: 0 var(--gutter);
  color: var(--paper);
  transition: background-color .3s ease, box-shadow .3s ease;
}
.nav.is-solid {
  background: rgba(15, 23, 54, 0.9);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 var(--line-on-ink);
}
.nav__brand { display: flex; align-items: center; gap: 10px; text-decoration: none; margin-right: auto; }
.nav__brand img { width: 50px; height: auto; }
.nav__brand span { font-size: 1.0625rem; font-weight: 650; font-variation-settings: "opsz" 24, "wdth" 85; letter-spacing: -0.01em; }
.nav__brand em { font-style: normal; font-weight: 400; color: var(--muted-on-ink); }
.nav__links { display: flex; gap: 28px; }
.nav__links a { text-decoration: none; font-size: 0.9375rem; color: var(--muted-on-ink); padding: 8px 0; transition: color .2s; }
.nav__links a:hover { color: var(--paper); }
.nav__cta { min-height: 40px; padding: 0 16px; font-size: 0.9375rem; }

/* ─── Hero ───────────────────────────────────────────────────────────────── */
.hero {
  position: relative; overflow: hidden;
  min-height: 100svh;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-template-rows: 1fr auto;
  column-gap: 24px;
  padding: calc(var(--nav-h) + 48px) var(--gutter) 0;
  background: var(--ink); color: var(--paper);
}
.hero__grid {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(127,147,214,.09) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(127,147,214,.09) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 70% 45%, #000 30%, transparent 100%);
          mask-image: radial-gradient(ellipse 80% 70% at 70% 45%, #000 30%, transparent 100%);
}
.hero__copy { grid-column: 1 / span 6; grid-row: 1; align-self: center; position: relative; z-index: 2; padding-bottom: 48px; }
.hero__title {
  font-size: clamp(3.25rem, 8.2vw, 8.5rem);
  line-height: 0.9;
  letter-spacing: -0.02em;
  font-weight: 760;
  font-variation-settings: "opsz" 96, "wdth" 76;
  margin-bottom: 32px;
}
.hero__line { display: block; }
.hero__lede { max-width: 34rem; font-size: clamp(1.0625rem, 1.4vw, 1.25rem); color: #C9CDE0; margin-bottom: 36px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; }

.board { grid-column: 7 / span 6; grid-row: 1; align-self: center; margin: 0; position: relative; z-index: 1; }
.board__svg { width: 100%; height: auto; overflow: visible; }
.board__caption { color: var(--muted-on-ink); margin-top: 8px; text-align: right; }
.board__svg .c { stroke: rgba(169,175,203,.34); stroke-width: .75; fill: none; }
.board__svg .m { stroke: var(--paper); stroke-width: 1.4; fill: none; stroke-linecap: square; }
.board__svg .f { fill: rgba(236,237,232,.07); stroke: none; }
.board__svg .b { stroke: var(--brick); stroke-width: 1.6; fill: rgba(220,106,42,.14); }
.board__svg .d { stroke: var(--muted-on-ink); stroke-width: .9; fill: none; }
.board__svg text { fill: var(--muted-on-ink); font-family: var(--font); font-size: 11px; font-variation-settings: "opsz" 12, "wdth" 75; }

.titleblock {
  grid-column: 1 / -1; grid-row: 2; position: relative; z-index: 2;
  display: grid; grid-template-columns: repeat(4, 1fr);
  margin: 0 calc(var(--gutter) * -1);
  border-top: 1px solid var(--line-on-ink);
}
.titleblock > div { padding: 14px var(--gutter) 18px; border-left: 1px solid var(--line-on-ink); }
.titleblock > div:first-child { border-left: 0; }
.titleblock dt { color: var(--muted-on-ink); margin-bottom: 2px; }
.titleblock dd { margin: 0; font-size: 0.9375rem; }

.crosshair { position: absolute; inset: 0; pointer-events: none; z-index: 1; opacity: 0; transition: opacity .3s; }
.hero:hover .crosshair.is-live { opacity: 1; }
.crosshair__x, .crosshair__y { position: absolute; background: rgba(236,237,232,.14); will-change: transform; }
.crosshair__x { left: 0; right: 0; top: 0; height: 1px; }
.crosshair__y { top: 0; bottom: 0; left: 0; width: 1px; }
.crosshair__read { position: absolute; top: 0; left: 0; color: var(--muted-on-ink); will-change: transform; white-space: nowrap; }

/* ─── Sector index ───────────────────────────────────────────────────────── */
.index {
  position: relative;
  max-width: calc(var(--content) + var(--gutter) * 2);
  margin: 0 auto;
  padding: 128px var(--gutter) 96px;
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px;
}
.index__head { grid-column: 1 / span 4; align-self: start; position: sticky; top: calc(var(--nav-h) + 40px); }
.index__note { margin-top: 24px; color: var(--muted-on-paper); max-width: 22rem; }
.index__list { grid-column: 6 / -1; border-bottom: 1px solid var(--line-on-paper); }

.row {
  position: relative; isolation: isolate;
  display: grid; grid-template-columns: 2.75rem minmax(9rem, 1fr) minmax(0, 1.5fr) auto;
  align-items: baseline; gap: 16px;
  padding: 20px 0 20px;
  border-top: 1px solid var(--line-on-paper);
  text-decoration: none;
}
.row::before {
  content: ""; position: absolute; inset: 0 -16px; z-index: -1;
  background: var(--paper-2);
  transform: scaleY(0); transform-origin: bottom;
  transition: transform .35s cubic-bezier(.2,.7,.2,1);
}
.row:hover::before, .row:focus-visible::before { transform: scaleY(1); }
.row__no { color: var(--muted-on-paper); }
.row__name { font-size: clamp(1.5rem, 2.4vw, 2.125rem); line-height: 1; font-weight: 660; letter-spacing: -0.02em; font-variation-settings: "opsz" 48, "wdth" 80; }
.row__hook { color: var(--muted-on-paper); font-size: 0.9375rem; line-height: 1.45; }
.row__go { color: var(--brick-ink); white-space: nowrap; }

.peek {
  position: fixed; left: 0; top: 0; z-index: 40; width: 340px;
  pointer-events: none; opacity: 0;
  border: 1px solid var(--ink); background: var(--ink);
  box-shadow: 10px 10px 0 rgba(22,32,74,.12);
  transition: opacity .2s ease;
  will-change: transform, opacity;
}
.peek.is-on { opacity: 1; }
.peek img { width: 100%; aspect-ratio: 1200 / 833; object-fit: cover; }

/* ─── Drawing set ────────────────────────────────────────────────────────── */
.set { background: var(--ink-deep); color: var(--paper); position: relative; }
.set__pin { height: 100vh; height: 100svh; overflow: hidden; position: relative; display: flex; flex-direction: column; }
.set__bar {
  display: flex; align-items: center; gap: 20px;
  padding: calc(var(--nav-h) + 20px) var(--gutter) 0;
}
.set__count { color: var(--muted-on-ink); white-space: nowrap; min-width: 7.5rem; }
.set__num { color: var(--paper); }
.set__progress { flex: 1; height: 1px; background: var(--line-on-ink); position: relative; }
.set__progress span { position: absolute; inset: 0; background: var(--brick); transform-origin: left; transform: scaleX(0); }

.set__track {
  flex: 1; display: flex; align-items: center; gap: clamp(32px, 5vw, 72px);
  padding: 0 var(--gutter);
  will-change: transform;
}
.set__intro { flex: 0 0 min(30rem, 80vw); }
.set__intro p { color: #C9CDE0; margin-top: 24px; max-width: 26rem; }
.set__intro .set__hint { color: var(--muted-on-ink); }

.sheet {
  flex: 0 0 min(1100px, 80vw);
  height: min(620px, 70svh);
  display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  background: var(--g); color: var(--i);
  border-radius: 3px;
  outline: 1px solid var(--line-on-ink); outline-offset: 12px; /* trim line */
}
.sheet__shot { display: block; overflow: hidden; border-right: 1px solid color-mix(in srgb, var(--i) 16%, transparent); }
.sheet__shot img { width: 100%; height: 100%; object-fit: cover; object-position: top left; transition: transform .8s cubic-bezier(.2,.7,.2,1); }
.sheet:hover .sheet__shot img { transform: scale(1.025); }
.sheet__body { padding: clamp(24px, 3vw, 40px); display: flex; flex-direction: column; min-height: 0; overflow: auto; }
.sheet__id { color: color-mix(in srgb, var(--i) 70%, var(--g)); }
.sheet__title {
  font-size: clamp(2rem, 3.4vw, 3.25rem); line-height: .95; letter-spacing: -0.02em; font-weight: 700;
  font-variation-settings: "opsz" 96, "wdth" 78;
  margin: 4px 0 20px;
}
.sheet__label { color: color-mix(in srgb, var(--i) 70%, var(--g)); margin-top: 14px; }
.sheet__q { font-size: 1.1875rem; line-height: 1.3; font-weight: 560; font-variation-settings: "opsz" 24, "wdth" 92; margin-top: 4px; }
.sheet__a { font-size: 0.9688rem; line-height: 1.5; margin-top: 4px; }
.swatches { display: flex; flex-wrap: wrap; gap: 6px 14px; margin: 22px 0 0; }
.swatches li {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.75rem; font-variation-settings: "opsz" 12, "wdth" 75; font-feature-settings: "tnum" 1;
  color: color-mix(in srgb, var(--i) 75%, var(--g));
}
.swatches li::before {
  content: ""; width: 22px; height: 22px; border-radius: 2px; background: var(--c);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--i) 18%, transparent);
}
.sheet__link {
  margin-top: auto; padding-top: 20px; align-self: flex-start;
  font-weight: 620; text-decoration: underline; text-decoration-color: var(--a);
  text-decoration-thickness: 2px; text-underline-offset: 5px;
}
.sheet__link:hover { text-decoration-thickness: 4px; }

/* ─── Method ─────────────────────────────────────────────────────────────── */
.method { padding: 144px var(--gutter) 112px; }
.method__inner { max-width: var(--reading); margin: 0 auto; }
.method__lede { margin-top: 20px; font-size: 1.1875rem; color: var(--muted-on-paper); max-width: 32rem; }
.steps-wrap { position: relative; margin-top: 64px; padding-left: 64px; }
.steps__rule { position: absolute; left: 5px; top: 12px; bottom: 12px; width: 1.5px; background: var(--ink); transform-origin: top; }
.step { position: relative; padding-bottom: 56px; }
.step:last-child { padding-bottom: 0; }
.step::before { /* dimension tick from the rule */
  content: ""; position: absolute; left: -58px; top: 0.6em; width: 40px; height: 1px; background: var(--ink);
}
.step::after {
  content: ""; position: absolute; left: -62px; top: calc(0.6em - 4px); width: 9px; height: 9px;
  border-radius: 50%; background: var(--paper); border: 1.5px solid var(--ink);
}
.step__when { color: var(--brick-ink); }
.step__title { font-size: clamp(1.5rem, 2.4vw, 1.875rem); line-height: 1.1; letter-spacing: -0.02em; font-variation-settings: "opsz" 48, "wdth" 84; margin: 4px 0 10px; }
.step p:last-child { color: var(--muted-on-paper); max-width: 34rem; }

/* ─── Pricing ────────────────────────────────────────────────────────────── */
.pricing { background: var(--paper-2); padding: 128px var(--gutter); }
.pricing__inner { max-width: var(--content); margin: 0 auto; }
.pricing__head { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px; align-items: end; margin-bottom: 56px; }
.pricing__head .h2 { grid-column: 1 / span 7; }
.pricing__head p { grid-column: 8 / -1; color: var(--muted-on-paper); }
.plans { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px; align-items: stretch; }
.plan {
  grid-column: span 3; display: flex; flex-direction: column;
  padding: 32px 28px; border: 1px solid var(--line-on-paper); border-radius: 3px;
}
.plan--studio { grid-column: span 6; background: var(--ink); color: var(--paper); border-color: var(--ink); padding: 40px 40px; }
.plan__flag { color: var(--paper); margin-bottom: 16px; }
.plan__name { font-size: 1.25rem; font-variation-settings: "opsz" 24, "wdth" 90; }
.plan__price {
  font-size: clamp(2.5rem, 3.6vw, 3.25rem); line-height: 1; letter-spacing: -0.03em; font-weight: 720;
  font-variation-settings: "opsz" 96, "wdth" 78; font-feature-settings: "tnum" 1; margin: 12px 0 6px;
}
.plan--studio .plan__price { font-size: clamp(3rem, 5.4vw, 4.75rem); }
.plan__terms { color: var(--muted-on-paper); }
.plan--studio .plan__terms { color: var(--muted-on-ink); }
.plan__list { margin: 28px 0 32px; }
.plan--studio .plan__list { columns: 2; column-gap: 32px; }
.plan__list li { padding: 10px 0; border-top: 1px solid var(--line-on-paper); font-size: 0.9375rem; break-inside: avoid; }
.plan--studio .plan__list li { border-color: var(--line-on-ink); }
.plan__cta { margin-top: auto; align-self: flex-start; }

/* ─── Studio note ────────────────────────────────────────────────────────── */
.note { padding: 144px var(--gutter) 128px; }
.note__inner { max-width: var(--reading); margin: 0 auto; }
.note__inner .h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); }
.note__big {
  margin: 28px 0 28px; font-size: clamp(1.375rem, 2.2vw, 1.75rem); line-height: 1.32; font-weight: 450;
  font-variation-settings: "opsz" 32, "wdth" 92; letter-spacing: -0.01em; text-wrap: pretty;
}
.note__inner > p:not(.note__big):not(.note__sign) { margin-bottom: 18px; color: #2B3358; }
.note__inner a { text-decoration-color: var(--brick-ink); text-underline-offset: 3px; }
.note__sign { display: flex; align-items: center; gap: 14px; margin-top: 36px; color: var(--muted-on-paper); }
.note__sign::before { content: ""; width: 48px; height: 1px; background: var(--ink); }

/* ─── Close ──────────────────────────────────────────────────────────────── */
.close { background: var(--ink); color: var(--paper); padding: 144px var(--gutter); position: relative; overflow: hidden; }
.close::before { /* one compass arc, drawn large: Kahn's circles at IIM Ahmedabad */
  content: ""; position: absolute; width: 1000px; height: 1000px; left: -520px; bottom: -640px;
  border: 1px solid var(--line-on-ink); border-radius: 50%; pointer-events: none;
}
.close__inner { max-width: var(--content); margin: 0 auto; display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px; row-gap: 56px; position: relative; }
.close__copy { grid-column: 1 / span 6; }
.close__title {
  font-size: clamp(2.5rem, 5.2vw, 4.75rem); line-height: .96; letter-spacing: -0.026em; font-weight: 740;
  font-variation-settings: "opsz" 96, "wdth" 76; margin-bottom: 28px; text-wrap: balance;
}
.close__copy p { color: #C9CDE0; max-width: 30rem; }
.close__wa {
  display: inline-block; margin-top: 32px; font-size: clamp(1.25rem, 2vw, 1.625rem); font-weight: 600;
  font-variation-settings: "opsz" 32, "wdth" 85;
  text-decoration: underline; text-decoration-color: var(--brick); text-decoration-thickness: 2px; text-underline-offset: 6px;
}
.form { grid-column: 8 / -1; display: grid; grid-template-columns: 1fr 1fr; gap: 28px 24px; align-content: start; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field--wide, .field:has(select) { grid-column: 1 / -1; }
.field span { color: var(--muted-on-ink); }
.field input, .field select, .field textarea {
  background: transparent; border: 0; border-bottom: 1px solid rgba(236,237,232,.4); border-radius: 0;
  padding: 8px 0 10px; font-size: 1.125rem; color: var(--paper); outline: none; width: 100%;
  transition: border-color .2s;
}
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--muted-on-ink) 50%), linear-gradient(135deg, var(--muted-on-ink) 50%, transparent 50%); background-position: calc(100% - 12px) 55%, calc(100% - 7px) 55%; background-size: 5px 5px; background-repeat: no-repeat; }
.field select option { color: var(--ink); }
.field textarea { resize: vertical; min-height: 5.5rem; }
.field ::placeholder { color: rgba(201,205,224,.55); }
.field input:focus, .field select:focus, .field textarea:focus { border-bottom-color: var(--brick); }
.field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible { outline: 2px solid var(--brick); outline-offset: 4px; }
.form__error { grid-column: 1 / -1; color: #FFB08A; }
.form__send { grid-column: 1 / -1; justify-self: start; }

/* ─── Footer ─────────────────────────────────────────────────────────────── */
.foot { background: var(--ink-deep); color: var(--muted-on-ink); padding: 72px var(--gutter) 28px; font-size: 0.9375rem; }
.foot__inner { max-width: var(--content); margin: 0 auto; display: grid; grid-template-columns: 1.4fr 0.8fr 1.6fr 0.8fr; gap: 40px; }
.foot__brand img { width: 73px; margin-bottom: 16px; }
.foot__brand p { max-width: 18rem; }
.foot__col { display: flex; flex-direction: column; gap: 8px; }
.foot__col--sectors { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 24px; align-content: start; }
.foot a { text-decoration: none; transition: color .2s; }
.foot a:hover { color: var(--paper); }
.foot__legal { max-width: var(--content); margin: 56px auto 0; padding-top: 20px; border-top: 1px solid var(--line-on-ink); font-size: 0.8125rem; }
.foot__legal a { text-decoration: underline; text-underline-offset: 3px; }

/* ─── WhatsApp float ─────────────────────────────────────────────────────── */
.wa-float {
  position: fixed; right: 20px; bottom: 20px; z-index: 45;
  width: 56px; height: 56px; border-radius: 50%;
  display: grid; place-items: center;
  background: #25D366; color: var(--ink-deep);
  box-shadow: 0 6px 20px rgba(15,23,54,.28);
  transform: translateY(90px); transition: transform .4s cubic-bezier(.2,.7,.2,1);
}
.wa-float.is-on { transform: none; }

/* ─── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .hero__copy { grid-column: 1 / span 7; }
  .board { grid-column: 6 / -1; opacity: .55; }
  .index__head { grid-column: 1 / -1; position: static; margin-bottom: 48px; }
  .index__list { grid-column: 1 / -1; }
  .plan, .plan--studio { grid-column: span 12; }
  .plans { row-gap: 20px; }
  .plan--studio { order: -1; }
  .pricing__head .h2, .pricing__head p { grid-column: 1 / -1; }
  .pricing__head p { margin-top: 20px; }
  .close__copy, .form { grid-column: 1 / -1; }
}

@media (max-width: 900px) {
  :root { --nav-h: 60px; }
  .nav__links { display: none; }
  .nav__cta { font-size: 0.875rem; padding: 0 12px; }
  .nav__brand span { display: none; }

  .hero { padding-top: calc(var(--nav-h) + 32px); }
  .hero__copy { grid-column: 1 / -1; align-self: end; padding-bottom: 40px; }
  .board { position: absolute; right: -18%; top: 12%; width: 110%; opacity: .28; }
  .board__caption { display: none; }
  .crosshair { display: none; }
  .titleblock { grid-template-columns: 1fr 1fr; }
  .titleblock > div:nth-child(3) { border-left: 0; }
  .titleblock > div:nth-child(n+3) { border-top: 1px solid var(--line-on-ink); }

  .index { padding: 88px var(--gutter) 64px; }
  .row { grid-template-columns: 2rem 1fr; row-gap: 4px; padding: 16px 0; }
  .row__hook { grid-column: 2; }
  .row__go { display: none; }
  .peek { display: none; }

  /* Drawing set becomes a native swipe: no pinning on small screens */
  .set { padding: 72px 0 64px; }
  .set__pin { height: auto; overflow: visible; }
  .set__bar { padding: 0 var(--gutter) 20px; }
  .set__track {
    overflow-x: auto; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch;
    align-items: stretch; gap: 16px; padding-bottom: 16px; scrollbar-width: none;
    scroll-padding-left: var(--gutter);
  }
  .set__track::-webkit-scrollbar { display: none; }
  .set__intro, .sheet { scroll-snap-align: start; }
  .set__intro { flex-basis: 84vw; }
  .sheet { flex-basis: 84vw; height: auto; grid-template-columns: 1fr; grid-template-rows: auto 1fr; outline: 0; }
  .sheet__shot { border-right: 0; border-bottom: 1px solid color-mix(in srgb, var(--i) 16%, transparent); aspect-ratio: 16 / 11; }
  .sheet__body { overflow: visible; }

  .method, .note { padding: 96px var(--gutter) 88px; }
  .steps-wrap { padding-left: 44px; }
  .step::before { left: -38px; width: 26px; }
  .step::after { left: -42px; }
  .pricing { padding: 88px var(--gutter); }
  .plan--studio .plan__list { columns: 1; }
  .plan--studio { padding: 32px 24px; }
  .close { padding: 96px var(--gutter); }
  .form { grid-template-columns: 1fr; }
  .foot__inner { grid-template-columns: 1fr 1fr; }
  .foot__brand, .foot__col--sectors { grid-column: 1 / -1; }
}

/* Set hint copy swaps with the interaction model */
.set__hint--touch { display: none; }
@media (max-width: 900px) { .set__hint--desk { display: none; } .set__hint--touch { display: inline; } }

/* ─── Reduced motion: a real layout, not an afterthought ─────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .crosshair, .peek { display: none; }
  .set__hint--desk { display: none; } .set__hint--touch { display: inline; }
  .set__pin { height: auto; overflow: visible; padding-bottom: 48px; }
  .set__track {
    overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 24px; padding-top: 32px;
    scroll-padding-left: var(--gutter);
  }
  .set__intro, .sheet { scroll-snap-align: start; }
}