/* ============================================================
   BAGMUTSKIY · ИНТЕРЬЕРНАЯ ФОТОСЪЁМКА — v1
   Architecture magazine + commercial landing.
   Horizontal interiors keep their ratio. No portrait template.
   ============================================================ */

:root {
  --paper: #f3f0ea;
  --paper-2: #e8e4db;
  --paper-3: #fbfaf6;
  --ink: #1c1b18;
  --stage: #161512;
  --muted: #5c5a54;
  --on-stage: #f2efe8;
  --on-stage-muted: #a8a39a;
  --line: #d8d3c8;
  --line-stage: rgba(255, 255, 255, 0.13);
  --accent: #1a1814;
  --accent-hi: #0c0b0a;
  --accent-on-stage: #e8e2d8;

  --font-display: "Graphik", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "Graphik", system-ui, -apple-system, "Segoe UI", sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);

  --shell: 1120px;
  --rail-w: min(var(--shell), 100% - 2.5rem);
  --measure: 36rem;
  --header-h: 56px;
  --admin-bar-h: 0px;

  --fs-display: clamp(1.85rem, 4.6vw, 3.4rem);
  --fs-h2: clamp(1.4rem, 2.4vw, 2rem);
  --fs-h3: clamp(1.1rem, 1.7vw, 1.35rem);
  --fs-body: 1.0625rem;
  --fs-sm: 0.9375rem;
  --fs-xs: 0.8125rem;
  --fs-label: 0.6875rem;
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: auto;
  overflow-x: clip;
}

section[id],
#main,
#book-form,
[id$="-title"] { scroll-margin-top: calc(var(--admin-bar-h) + var(--header-h) + 2rem); }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
figure { margin: 0; }

a { color: var(--accent); text-underline-offset: 0.18em; }
a:hover { color: var(--accent-hi); }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.14;
  letter-spacing: -0.022em;
  margin: 0;
}

h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

@media (max-width: 899px) {
  h2, h3 { text-wrap: balance; }
}
p { margin: 0 0 1rem; }
p:last-child { margin-bottom: 0; }

.skip {
  position: absolute; left: -999px; top: 0;
  background: #fff; padding: 0.5rem 1rem; z-index: 100;
}
.skip:focus { left: 0.5rem; top: 0.5rem; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

.rail { width: var(--rail-w); margin-inline: auto; }
.measure { max-width: var(--measure); }

.label {
  margin: 0 0 0.85rem;
  font-family: var(--font-body);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.lead {
  color: var(--muted);
  max-width: var(--measure);
  margin: 0.9rem 0 0;
}

.quiet { color: var(--muted); }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0.7rem 1.35rem;
  border: 0; border-radius: 2px;
  background: var(--accent); color: #fff;
  font: inherit; font-weight: 600; text-decoration: none;
  white-space: nowrap; cursor: pointer;
  transition: background 0.25s var(--ease);
}
.btn:hover { background: var(--accent-hi); color: #fff; }
.btn-sm { min-height: 42px; padding: 0.5rem 1.1rem; font-size: var(--fs-sm); }

.btn-quiet {
  background: transparent;
  color: var(--accent);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 45%, transparent);
}
.btn-quiet:hover {
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  color: var(--accent);
}

.link-arrow {
  display: inline-flex; align-items: center; gap: 0.4rem;
  min-height: 34px;
  font-size: var(--fs-sm); font-weight: 600;
  color: var(--ink); text-decoration: none;
  box-shadow: inset 0 -1px 0 var(--line);
  transition: box-shadow 0.25s var(--ease);
}
.link-arrow::after { content: "→"; font-weight: 400; }
.link-arrow:hover { color: var(--ink); box-shadow: inset 0 -1px 0 var(--ink); }

.btn:focus-visible,
a:focus-visible,
button:focus-visible,
summary:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.final a:focus-visible,
.final button:focus-visible,
.final summary:focus-visible,
.final input:focus-visible,
.final select:focus-visible,
.lightbox button:focus-visible {
  outline-color: var(--accent-on-stage);
}

.no-focus-ring:focus-visible { outline: none; }

/* ---------- header ---------- */

.site-header {
  position: sticky; top: var(--admin-bar-h); z-index: 40;
  background: var(--paper);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease);
}
.site-header.is-scrolled { border-bottom-color: var(--line); }

.header-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; min-height: var(--header-h);
}

.brand {
  display: inline-flex; align-items: center;
  min-height: 40px;
  font-family: var(--font-display);
  font-weight: 600; font-size: 1rem;
  letter-spacing: -0.01em;
  text-decoration: none; color: var(--ink);
}

.nav { display: none; gap: clamp(1rem, 2vw, 1.75rem); }
.nav a {
  display: inline-flex; align-items: center; min-height: 36px;
  font-size: 0.875rem; text-decoration: none; color: var(--muted);
}
.nav a:hover { color: var(--ink); }

.header-actions { display: flex; align-items: center; gap: 1rem; }

@media (max-width: 380px) {
  .header-row { gap: 0.4rem; }
  .header-actions .btn-sm { padding-inline: 0.7rem; }
}
.link-quiet { display: none; font-size: 0.875rem; text-decoration: none; color: var(--muted); }
.link-quiet:hover { color: var(--ink); }

@media (min-width: 900px) {
  .nav { display: flex; }
  .link-quiet { display: inline-flex; align-items: center; min-height: 36px; }
}

/* ---------- hero ---------- */

.hero { padding: 0 0 clamp(2.5rem, 6vh, 4rem); }

.hero-media {
  margin: 0 calc(50% - 50vw);
  width: 100vw;
}
.hero-media button {
  display: block; width: 100%;
  padding: 0; border: 0; background: transparent; cursor: zoom-in;
}
.hero-media img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  object-position: center 55%;
  max-height: min(52vh, 420px);
}

.hero-copy { padding-top: 1.35rem; }
.hero h1 {
  font-size: var(--fs-display);
  max-width: 16ch;
}
.hero-sub {
  margin: 1rem 0 0;
  max-width: 42ch;
  color: var(--muted);
  text-wrap: pretty;
}
.hero-cta {
  display: flex; flex-wrap: wrap; align-items: center;
  gap: 0.85rem 1.25rem;
  margin-top: 1.35rem;
}
.hero-facts {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}
.hero-facts-row {
  display: flex; flex-wrap: wrap; gap: 0.55rem 1.35rem;
  font-size: var(--fs-sm);
  color: var(--muted);
}
.hero-facts-row strong { color: var(--ink); font-weight: 600; }

@media (min-width: 900px) {
  .hero { padding-top: 1.5rem; }
  .hero-grid {
    display: grid;
    grid-template-columns: minmax(18rem, 0.85fr) minmax(0, 1.25fr);
    gap: clamp(2rem, 4vw, 4rem);
    align-items: end;
  }
  .hero-media {
    margin: 0;
    width: auto;
    order: 2;
  }
  .hero-copy { padding-top: 0; }
  .hero-media img {
    max-height: none;
    aspect-ratio: 3 / 2;
    object-fit: cover;
  }
  .hero-facts { grid-column: 1 / -1; }
}

/* ---------- who ---------- */

.who {
  padding: clamp(2.5rem, 7vh, 4.5rem) 0;
  border-top: 1px solid var(--line);
}
.who-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 1.75rem;
}
.who-item {
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}
.who-item h3 { margin-bottom: 0.45rem; }
.who-item p { color: var(--muted); font-size: var(--fs-sm); max-width: 36ch; }

@media (min-width: 800px) {
  .who-grid { grid-template-columns: repeat(3, 1fr); gap: 2rem; }
}

/* ---------- series ---------- */

.series {
  padding: clamp(2.75rem, 8vh, 5rem) 0;
}
.series-head { margin-bottom: 1.5rem; }

.series-mosaic {
  display: grid;
  gap: 0.5rem;
}
.series-mosaic button {
  display: block; width: 100%;
  padding: 0; border: 0; background: transparent; cursor: zoom-in;
}
.series-mosaic img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  object-position: center;
}

.series-strip {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(78%, 1fr);
  gap: 0.5rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  margin: 0 -1.25rem;
  padding: 0 1.25rem 0.4rem;
}
.series-strip button { scroll-snap-align: start; }
.series-strip img { aspect-ratio: 3 / 2; object-fit: cover; }

@media (min-width: 760px) {
  .series-strip {
    grid-auto-flow: unset;
    grid-auto-columns: unset;
    grid-template-columns: 1fr 1fr;
    overflow: visible;
    scroll-snap-type: none;
    margin: 0;
    padding: 0;
    gap: 0.55rem;
  }
  .series-strip .cell-a,
  .series-strip .cell-b,
  .series-strip .cell-c,
  .series-strip .cell-d {
    grid-column: auto;
    grid-row: auto;
  }
  .series-strip img { height: auto; aspect-ratio: 3 / 2; object-fit: cover; }
}

.series-note {
  margin-top: 0.85rem;
  font-size: var(--fs-xs);
  color: var(--muted);
}

/* ---------- more objects ---------- */

.more {
  padding: 0 0 clamp(3rem, 8vh, 5rem);
}
.more-list { display: grid; gap: clamp(2.5rem, 6vh, 4rem); margin-top: 2rem; }
.more-block h3 { margin: 0.35rem 0 0.85rem; }
.more-row {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(72%, 1fr);
  gap: 0.45rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.more-row button {
  display: block; width: 100%;
  padding: 0; border: 0; background: transparent; cursor: zoom-in;
  scroll-snap-align: start;
}
.more-row img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

@media (min-width: 800px) {
  .more-row {
    grid-auto-flow: unset;
    grid-auto-columns: unset;
    grid-template-columns: repeat(3, 1fr);
    overflow: visible;
  }
  .more-row.four { grid-template-columns: repeat(4, 1fr); }
}

/* ---------- standards / prep / process ---------- */

.band {
  padding: clamp(2.75rem, 8vh, 5rem) 0;
  border-top: 1px solid var(--line);
}
.std-grid,
.prep-grid,
.steps {
  display: grid;
  gap: 1.35rem;
  margin-top: 1.75rem;
}
.std-item,
.prep-item,
.steps li {
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}
.steps { list-style: none; padding: 0; margin-left: 0; }
.steps li h3 {
  display: flex; align-items: baseline; gap: 0.55rem;
}
.steps li h3::before {
  content: counter(step);
  counter-increment: step;
  font-family: var(--font-body);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--muted);
}
.steps { counter-reset: step; }
.std-item p,
.prep-item p,
.steps p { color: var(--muted); font-size: var(--fs-sm); max-width: 42ch; margin-top: 0.4rem; }

.check {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.45rem;
  font-size: var(--fs-sm);
  color: var(--muted);
}
.check li { padding-left: 1rem; position: relative; }
.check li::before {
  content: "–";
  position: absolute; left: 0;
  color: var(--ink);
}

@media (min-width: 800px) {
  .std-grid,
  .prep-grid { grid-template-columns: 1fr 1fr; gap: 2rem 3rem; }
  .steps { grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
}

/* ---------- pricing ---------- */

.pricing {
  background: var(--paper-2);
  border-block: 1px solid var(--line);
  padding: clamp(3rem, 8vh, 5.5rem) 0;
}
.price-rows { border-bottom: 1px solid var(--line); margin-top: 1.75rem; }
.price-row {
  display: grid; gap: 0.2rem;
  padding: 1.35rem 0;
  border-top: 1px solid var(--line);
}
.price-name {
  margin: 0;
  font-size: var(--fs-label); font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted);
  display: flex; align-items: baseline; gap: 0.55rem; flex-wrap: wrap;
}
.price-chip {
  font-size: var(--fs-label);
  letter-spacing: 0.1em;
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  padding: 0.1rem 0.45rem;
  border-radius: 2px;
}
.price-line {
  margin: 0.15rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 2.8vw, 2.05rem);
  font-weight: 500; line-height: 1.15;
  letter-spacing: -0.02em;
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.45rem 1rem;
}
.price-sum { margin: 0; }
.price-hours { margin: 0; color: var(--muted); font-size: 0.72em; }
.price-desc {
  margin: 0.65rem 0 0;
  font-size: var(--fs-sm); color: var(--muted);
  max-width: 46ch;
}
.price-act { margin: 1rem 0 0; }

.price-row.is-picked {
  background: var(--paper-3);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 18%, transparent);
}
.price-row-focus {
  background: var(--paper-3);
  border-left: 2px solid var(--accent);
  padding-left: clamp(0.85rem, 2vw, 1.25rem);
}
.price-row.is-picked .price-act::after {
  content: "выбрано";
  margin-left: 0.8rem;
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.price-note,
.price-examples,
.price-factors {
  margin: 1.35rem 0 0;
  font-size: var(--fs-xs); color: var(--muted);
  max-width: 54ch;
}
.price-examples { display: grid; gap: 0.35rem; }
.price-factors { max-width: 48ch; }

@media (min-width: 720px) {
  .price-row {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
  }
  .price-act { grid-column: 1 / -1; }
}

/* ---------- authority ---------- */

.authority { padding: clamp(2.75rem, 8vh, 5rem) 0; }
.authority-grid {
  display: grid;
  gap: 1.5rem;
  align-items: center;
}
.authority-figure img {
  width: 7.5rem;
  aspect-ratio: 2 / 3;
  object-fit: cover;
}
.authority-copy p { max-width: 42ch; }
.authority-copy a { font-weight: 600; text-decoration: none; box-shadow: inset 0 -1px 0 var(--line); }

@media (min-width: 720px) {
  .authority-grid {
    grid-template-columns: 8.5rem minmax(0, 1fr);
    gap: 2.5rem;
  }
}

/* ---------- faq ---------- */

.faq {
  background: var(--paper-2);
  border-block: 1px solid var(--line);
  padding: clamp(2.75rem, 8vh, 5rem) 0;
}
.faq details { border-top: 1px solid var(--line); }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer; font-weight: 600; list-style: none;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  min-height: 52px;
  padding: 0.6rem 0;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-weight: 400; font-size: 1.25rem; line-height: 1;
  color: var(--muted);
}
.faq details[open] summary::after { content: "–"; }
.faq details p {
  margin: 0 0 1rem;
  font-size: var(--fs-sm);
  color: var(--muted);
  max-width: 54ch;
}

/* ---------- form ---------- */

.final {
  background: var(--stage);
  color: var(--on-stage);
  padding-bottom: max(6rem, calc(var(--admin-bar-h) + var(--header-h) + 4rem));
}
.final-inner {
  padding: clamp(2.75rem, 7vh, 5rem) 0 clamp(3rem, 8vh, 5rem);
  max-width: 36rem;
}
.final h2 {
  font-size: clamp(1.7rem, 4vw, 2.8rem);
  max-width: 16ch;
}
.final-sub { color: #c8c3b9; max-width: 42ch; margin: 1.1rem 0 0; text-wrap: pretty; }

.lead-form { margin-top: clamp(1.75rem, 4vh, 2.5rem); }
.form-pick {
  display: flex; align-items: baseline; gap: 0.75rem; flex-wrap: wrap;
  margin: 0 0 1rem;
  font-size: var(--fs-sm);
  color: var(--on-stage-muted);
}
.form-pick[hidden] { display: none; }
.form-pick strong { color: #fff; font-weight: 600; }
.form-pick a { color: var(--accent-on-stage); }

.lead-fields { display: grid; gap: 0.85rem; }
.lead-form label,
.lead-form .lead-picker {
  display: grid; gap: 0.3rem; font-size: var(--fs-xs); color: var(--on-stage-muted);
}
.lead-form input {
  min-height: 48px;
  padding: 0.55rem 0.85rem;
  border: 1px solid var(--line-stage);
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.05);
  color: #fff; font: inherit;
  font-size: max(16px, 1em);
}
.lead-form .lead-select {
  display: block;
  min-height: 48px;
  padding-right: 0.75rem;
  border: 1px solid var(--line-stage);
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.05);
}
.lead-form .lead-select select {
  display: block;
  width: 100%;
  min-height: 46px;
  padding: 0.55rem 0.35rem 0.55rem 0.85rem;
  border: 0;
  background: transparent;
  color: #fff;
  font: inherit;
  font-size: max(16px, 1em);
}
.lead-form input[type="date"] {
  color-scheme: dark;
}
.lead-form select option {
  color: #1c1b18;
  background-color: #fff;
}
.lead-form input::placeholder { color: rgba(255, 255, 255, 0.35); }
.lead-form input:focus,
.lead-form .lead-select:focus-within {
  border-color: rgba(255, 255, 255, 0.4);
  outline: none;
}
.lead-form .lead-select select:focus { outline: none; }
.lead-form input:focus-visible,
.lead-form .lead-select:focus-within:has(:focus-visible) {
  outline: 2px solid var(--accent-on-stage);
  outline-offset: 3px;
}
.lead-form .btn { margin-top: 1rem; }
.form-note {
  margin: 0.85rem 0 0;
  font-size: var(--fs-xs); color: #949087; max-width: 42ch;
}
.form-note a, .final-direct a { color: var(--accent-on-stage); }

.form-bait {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0);
  white-space: nowrap; border: 0;
}

.form-status {
  margin: 0.85rem 0 0;
  font-size: var(--fs-sm); color: #fff; max-width: 42ch;
}
.form-status[data-state="error"] { color: #e8a49a; }
.lead-form.is-sending .btn { opacity: 0.6; pointer-events: none; }

.final-direct {
  margin-top: clamp(1.5rem, 4vh, 2rem);
  font-size: var(--fs-sm);
  color: var(--on-stage-muted);
}
.final-direct a { display: inline-block; padding-block: 0.7rem; }

@media (min-width: 640px) {
  .lead-fields { grid-template-columns: 1fr 1fr; }
  .lead-fields .span-2 { grid-column: 1 / -1; }
}

/* ---------- routes / footer ---------- */

.routes { padding: clamp(2rem, 6vh, 3.5rem) 0; }
.routes-row {
  display: grid; gap: 1.25rem;
}
.routes-row a { font-weight: 600; text-decoration: none; }
.routes-row p { margin: 0.25rem 0 0; font-size: var(--fs-sm); color: var(--muted); }

@media (min-width: 700px) {
  .routes-row { grid-template-columns: repeat(3, 1fr); gap: 1.75rem; }
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.25rem 0 calc(1.25rem + env(safe-area-inset-bottom));
  font-size: var(--fs-xs);
  color: var(--muted);
}
.footer-row {
  display: flex; flex-wrap: wrap;
  justify-content: space-between; gap: 0.75rem 1.5rem;
}
.footer-links { display: flex; flex-wrap: wrap; gap: 0.75rem 1.15rem; }
.footer-links a { color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--ink); }

.sticky-cta {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 30;
  display: flex; gap: 0.5rem;
  padding: 0.65rem 1rem calc(0.65rem + env(safe-area-inset-bottom));
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--line);
}
.sticky-cta .btn { flex: 1; }
.sticky-tg {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 48px; min-height: 48px;
  border: 1px solid var(--line);
  color: var(--muted); text-decoration: none; font-weight: 600;
}
.sticky-tg:hover { color: var(--ink); border-color: var(--ink); }

.lightbox {
  position: fixed; inset: var(--admin-bar-h) 0 0; z-index: 80;
  background: rgba(10, 10, 9, 0.94);
  display: grid; grid-template-columns: auto 1fr auto;
  align-items: center; gap: 0.5rem;
  padding: 1rem;
  padding-top: max(1rem, env(safe-area-inset-top));
}
.lightbox[hidden] { display: none; }
.lightbox figure { max-height: calc(90vh - var(--admin-bar-h)); display: grid; justify-items: center; }
.lightbox img {
  max-height: calc(82vh - var(--admin-bar-h)); width: auto;
  max-width: min(1100px, 92vw);
  object-fit: contain;
}
.lightbox figcaption {
  margin-top: 0.65rem;
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--fs-xs); font-style: normal;
  display: flex; gap: 1rem;
}
.lightbox-close,
.lightbox-prev,
.lightbox-next {
  border: 0; background: transparent; color: #fff;
  font-size: 1.9rem; line-height: 1; cursor: pointer;
  min-width: 44px; min-height: 44px;
}
.lightbox-close { position: absolute; top: 0.75rem; right: 0.75rem; }
body.lightbox-open {
  overflow: hidden;
  position: fixed;
  left: 0; right: 0; width: 100%;
}

@media (min-width: 900px) {
  .site-footer { padding-bottom: 2rem; }
  .sticky-cta { display: none !important; }
}

.reveal {
  opacity: 0; transform: translateY(12px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-in { opacity: 1; transform: none; }
.reveal-mask img {
  clip-path: inset(0 0 100% 0);
  transition: clip-path 0.9s var(--ease);
}
.reveal-mask.is-in img { clip-path: inset(0 0 0 0); }

@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-mask img, .btn { transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  .reveal-mask img { clip-path: none; }
}

@media (max-width: 359px) {
  :root { --rail-w: min(var(--shell), 100% - 1.5rem); }
  .hero h1 { font-size: 1.65rem; }
}