/* ============================================
   SLAIDBURN — The Atelier
   Two-day custom watchmaking experience. Loaded after styles.css.
   ============================================ */

:root {
  --gilt: #b89a68;
  --gilt-soft: rgba(184, 154, 104, 0.32);
  --gilt-faint: rgba(184, 154, 104, 0.14);
  --ink: #0b0b0c;
  --ink-raised: #131315;
  --parchment: #f4f1ec;
  --parchment-deep: #eae5dc;
}

/* --- Shared primitives --- */

/* Keep headings from breaking one word onto a line of their own, and stop
   paragraphs ending on a single orphaned word. Ignored by older browsers. */
.atl-overture h2,
.atl-itinerary__head h2,
.atl-museum__body h2,
.atl-provenance__head h2,
.atl-hands__head h2,
.atl-register h2,
.atl-quote blockquote,
.atl-stop h4,
.atl-departure__cell h4 {
  text-wrap: balance;
}

.atl-overture__body p,
.atl-museum__body p,
.atl-provenance__head p,
.atl-stop p,
.atl-spec__note,
.atl-maker p,
.atl-departure__cell p,
.atl-acc__panel p,
.atl-register__lede,
.atl-ledger__item p {
  text-wrap: pretty;
}

.rule {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--gilt-soft), transparent);
}

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--gilt);
  display: block;
}

.eyebrow--muted { color: var(--color-light-grey); }

.index-num {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--gilt);
  font-style: italic;
}

.atl-wrap {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.atl-wrap--narrow { max-width: 880px; }

/* --- Hero --- */

.atl-hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--ink);
}

.atl-hero__media {
  position: absolute;
  inset: -8% 0 0 0;
  width: 100%;
  height: 116%;
  object-fit: cover;
  object-position: center 40%;
  filter: grayscale(100%) contrast(1.08) brightness(0.62);
  will-change: transform;
}

.atl-hero__veil {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 80% at 20% 100%, rgba(0,0,0,0.92) 0%, rgba(0,0,0,0.35) 55%, transparent 100%),
    linear-gradient(180deg, rgba(0,0,0,0.72) 0%, rgba(0,0,0,0.15) 32%, rgba(0,0,0,0.9) 100%);
}

.atl-hero__inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--space-lg) clamp(3.5rem, 9vh, 7rem);
}

.atl-hero__meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.atl-hero__meta .rule {
  flex: 1;
  max-width: 180px;
  background: linear-gradient(90deg, var(--gilt-soft), transparent);
}

.atl-hero h1 {
  color: var(--color-white);
  font-size: clamp(2.7rem, 7.2vw, 6.2rem);
  line-height: 0.98;
  letter-spacing: 0.01em;
  font-weight: 400;
  margin-bottom: var(--space-md);
}

.atl-hero h1 em {
  font-style: italic;
  color: var(--gilt);
  font-weight: 400;
}

.atl-hero__lede {
  color: rgba(255,255,255,0.68);
  font-size: clamp(1rem, 1.35vw, 1.18rem);
  line-height: 1.85;
  max-width: 52ch;
  font-weight: 300;
  text-wrap: pretty;
}

.atl-hero__foot {
  margin-top: clamp(2rem, 5vh, 3.2rem);
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.atl-hero__note {
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.42);
}

/* Gilt button */
.btn--gilt {
  display: inline-block;
  padding: 1.05rem 2.8rem;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--gilt);
  border: 1px solid var(--gilt);
  cursor: pointer;
  transition: background var(--transition-smooth), color var(--transition-smooth), transform var(--transition-fast);
}

.btn--gilt:hover {
  background: transparent;
  color: var(--gilt);
}

.btn--gilt-ghost {
  background: transparent;
  color: var(--gilt);
}

.btn--gilt-ghost:hover {
  background: var(--gilt);
  color: var(--ink);
}

/* --- Overture --- */

.atl-overture {
  background: var(--parchment);
  padding: clamp(5rem, 12vh, 9rem) 0;
}

.atl-overture__grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(2.5rem, 7vw, 6rem);
  align-items: start;
}

.atl-overture__aside .eyebrow { margin-bottom: var(--space-sm); }

.atl-overture__aside p {
  font-size: 0.85rem;
  color: var(--color-mid-grey);
  line-height: 1.9;
  max-width: 30ch;
}

.atl-overture h2 {
  font-size: clamp(1.9rem, 3.6vw, 3.1rem);
  line-height: 1.22;
  letter-spacing: 0.005em;
  margin-bottom: var(--space-lg);
}

.atl-overture h2 em { font-style: italic; }

.atl-overture__body p {
  color: #3a3a3c;
  line-height: 2;
  margin-bottom: var(--space-md);
  max-width: 62ch;
}

/* --- Ledger of inclusions --- */

.atl-ledger {
  background: var(--parchment);
  padding-bottom: clamp(5rem, 12vh, 9rem);
}

.atl-ledger__head {
  display: flex;
  align-items: baseline;
  gap: var(--space-md);
  border-top: 1px solid rgba(11,11,12,0.14);
  padding-top: var(--space-md);
  margin-bottom: var(--space-lg);
}

.atl-ledger__head h3 {
  font-size: 1.15rem;
  letter-spacing: 0.05em;
}

.atl-ledger__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  column-gap: clamp(2rem, 6vw, 5rem);
}

.atl-ledger__item {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: var(--space-sm);
  padding: 1.15rem 0;
  border-bottom: 1px solid rgba(11,11,12,0.09);
  align-items: baseline;
}

.atl-ledger__item span.index-num { color: rgba(11,11,12,0.3); font-size: 0.72rem; }

.atl-ledger__item h4 {
  font-family: var(--font-body);
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--ink);
  margin-bottom: 0.28rem;
}

.atl-ledger__item p {
  font-size: 0.82rem;
  color: var(--color-mid-grey);
  line-height: 1.75;
  max-width: 40ch;
}

/* --- Itinerary --- */

.atl-itinerary {
  background: var(--ink);
  color: var(--color-white);
  padding: clamp(5rem, 13vh, 10rem) 0;
}

.atl-itinerary__head {
  text-align: center;
  margin-bottom: clamp(3rem, 8vh, 5.5rem);
}

.atl-itinerary__head h2 {
  color: var(--color-white);
  margin-top: var(--space-sm);
  font-size: clamp(2rem, 4.2vw, 3.4rem);
}

.atl-itinerary__head h2 em { font-style: italic; color: var(--gilt); }

.atl-day {
  max-width: 940px;
  margin: 0 auto;
}

.atl-day + .atl-day { margin-top: clamp(3rem, 8vh, 5rem); }

.atl-day__label {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.atl-day__label span {
  font-family: var(--font-body);
  font-size: 0.64rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--gilt);
  white-space: nowrap;
}

.atl-day__label .rule { background: var(--gilt-faint); }

.atl-stop {
  display: grid;
  grid-template-columns: 6.5rem 1fr;
  gap: clamp(1.2rem, 3vw, 2.5rem);
  padding: 1.6rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  position: relative;
}

.atl-stop:first-of-type { border-top: 1px solid rgba(255,255,255,0.07); }

.atl-stop__time {
  font-family: var(--font-heading);
  font-size: 1rem;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.55);
  padding-top: 0.15rem;
  font-variant-numeric: tabular-nums;
}

.atl-stop h4 {
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: clamp(1.05rem, 1.7vw, 1.32rem);
  font-weight: 400;
  letter-spacing: 0.02em;
  margin-bottom: 0.5rem;
}

.atl-stop p {
  color: rgba(255,255,255,0.5);
  font-size: 0.88rem;
  line-height: 1.85;
  max-width: 58ch;
}

.atl-stop--feature h4 { color: var(--gilt); }

/* --- Museum split --- */

.atl-museum {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--ink-raised);
  color: var(--color-white);
  align-items: stretch;
}

.atl-museum__figure {
  position: relative;
  min-height: 620px;
  overflow: hidden;
}

.atl-museum__figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%) brightness(0.7) contrast(1.1);
  transition: transform 1.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.atl-museum__figure:hover img { transform: scale(1.04); }

.atl-museum__plaque {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: var(--space-md) var(--space-lg);
  background: rgba(11,11,12,0.82);
  backdrop-filter: blur(6px);
  border-top: 1px solid var(--gilt-faint);
  border-right: 1px solid var(--gilt-faint);
}

.atl-museum__plaque span {
  display: block;
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gilt);
  margin-bottom: 0.35rem;
}

.atl-museum__plaque strong {
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: 1rem;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.9);
}

.atl-museum__body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(3rem, 8vw, 6rem);
}

.atl-museum__body h2 {
  color: var(--color-white);
  font-size: clamp(1.9rem, 3.4vw, 2.9rem);
  margin: var(--space-sm) 0 var(--space-md);
  line-height: 1.18;
}

.atl-museum__body h2 em { font-style: italic; color: var(--gilt); }

.atl-museum__body p {
  color: rgba(255,255,255,0.55);
  line-height: 2;
  margin-bottom: var(--space-md);
  font-size: 0.95rem;
}

.atl-facts {
  display: flex;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255,255,255,0.09);
  flex-wrap: wrap;
}

.atl-fact strong {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  font-weight: 400;
  color: var(--gilt);
  line-height: 1.1;
}

.atl-fact span {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.38);
}

/* --- Provenance specimen sheet --- */

.atl-provenance {
  background: var(--color-white);
  padding: clamp(5rem, 13vh, 10rem) 0;
}

.atl-provenance__head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: end;
  margin-bottom: clamp(2.5rem, 6vh, 4rem);
}

.atl-provenance__head h2 {
  font-size: clamp(1.9rem, 3.6vw, 3rem);
  margin-top: var(--space-sm);
  line-height: 1.18;
}

.atl-provenance__head h2 em { font-style: italic; }

.atl-provenance__head p {
  color: var(--color-mid-grey);
  line-height: 1.95;
  font-size: 0.92rem;
}

.atl-spec {
  border-top: 1px solid var(--color-off-black);
}

.atl-spec__row {
  display: grid;
  grid-template-columns: 3.5rem 1.25fr 1fr 1.6fr;
  gap: clamp(1rem, 3vw, 2.5rem);
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--color-border);
  align-items: baseline;
  transition: background var(--transition-smooth), padding var(--transition-smooth);
}

.atl-spec__row:hover {
  background: var(--color-bg-light);
}

.atl-spec__row > .index-num { color: rgba(11,11,12,0.28); font-size: 0.7rem; }

.atl-spec__part {
  font-family: var(--font-heading);
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  letter-spacing: 0.03em;
  color: var(--ink);
}

.atl-spec__origin {
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gilt);
  line-height: 1.7;
}

.atl-spec__note {
  font-size: 0.85rem;
  color: var(--color-mid-grey);
  line-height: 1.8;
  max-width: 46ch;
}

/* --- The two hands (watchmakers) --- */

.atl-hands {
  background: var(--parchment-deep);
  padding: clamp(5rem, 13vh, 10rem) 0;
}

.atl-hands__head { margin-bottom: clamp(2.5rem, 6vh, 4rem); max-width: 620px; }

.atl-hands__head h2 {
  font-size: clamp(1.9rem, 3.6vw, 3rem);
  margin-top: var(--space-sm);
  line-height: 1.18;
}
.atl-hands__head h2 em { font-style: italic; }

.atl-hands__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
}

.atl-maker {
  background: var(--color-white);
  border: 1px solid rgba(11,11,12,0.08);
  padding: clamp(2rem, 4vw, 3rem);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  position: relative;
}

.atl-maker::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3rem; height: 1px;
  background: var(--gilt);
}

.atl-maker__role {
  font-size: 0.62rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--gilt);
}

.atl-maker h3 {
  font-size: clamp(1.3rem, 2.2vw, 1.8rem);
  letter-spacing: 0.02em;
}

.atl-maker p {
  font-size: 0.88rem;
  color: var(--color-mid-grey);
  line-height: 1.95;
}

.atl-maker__sig {
  margin-top: auto;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 0.85rem;
  color: var(--color-light-grey);
}

/* --- Pull quote --- */

.atl-quote {
  background: var(--ink);
  padding: clamp(5rem, 14vh, 10rem) 0;
  text-align: center;
}

.atl-quote blockquote {
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.5rem, 3.4vw, 2.7rem);
  line-height: 1.42;
  color: rgba(255,255,255,0.92);
  max-width: 22ch;
  margin: 0 auto var(--space-lg);
  letter-spacing: 0.01em;
}

.atl-quote figcaption {
  font-size: 0.64rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--gilt);
}

.atl-quote__mark {
  font-family: var(--font-heading);
  font-size: 3rem;
  color: var(--gilt-soft);
  line-height: 0.5;
  display: block;
  margin-bottom: var(--space-md);
}

/* --- Departure (what you leave with) --- */

.atl-departure {
  background: var(--color-white);
  padding: clamp(5rem, 13vh, 10rem) 0;
}

.atl-departure__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-left: 1px solid var(--color-border);
}

.atl-departure__cell {
  padding: clamp(1.8rem, 3.5vw, 2.8rem);
  border-right: 1px solid var(--color-border);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.atl-departure__cell h4 {
  font-size: clamp(1.1rem, 1.8vw, 1.35rem);
  margin: var(--space-sm) 0 0.6rem;
  letter-spacing: 0.02em;
}

.atl-departure__cell p {
  font-size: 0.85rem;
  color: var(--color-mid-grey);
  line-height: 1.85;
}

/* --- Assurances / accordion --- */

.atl-assurances {
  background: var(--color-bg-light);
  padding: clamp(4.5rem, 12vh, 9rem) 0;
}

.atl-acc {
  border-top: 1px solid rgba(11,11,12,0.16);
  margin-top: var(--space-lg);
}

.atl-acc__item { border-bottom: 1px solid rgba(11,11,12,0.1); }

.atl-acc__trigger {
  width: 100%;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  padding: 1.5rem 0;
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-family: var(--font-heading);
  font-size: clamp(1rem, 1.6vw, 1.18rem);
  letter-spacing: 0.02em;
  color: var(--ink);
  transition: color var(--transition-fast);
}

.atl-acc__trigger:hover { color: var(--gilt); }

.atl-acc__trigger .index-num { flex: 0 0 2.5rem; color: rgba(11,11,12,0.3); font-size: 0.7rem; }

.atl-acc__sign {
  margin-left: auto;
  flex: 0 0 auto;
  width: 12px; height: 12px;
  position: relative;
}

.atl-acc__sign::before,
.atl-acc__sign::after {
  content: '';
  position: absolute;
  background: var(--gilt);
  transition: transform var(--transition-smooth), opacity var(--transition-smooth);
}

.atl-acc__sign::before { top: 50%; left: 0; width: 12px; height: 1px; }
.atl-acc__sign::after { left: 50%; top: 0; width: 1px; height: 12px; }

.atl-acc__item--open .atl-acc__sign::after { transform: scaleY(0); opacity: 0; }

.atl-acc__panel {
  overflow: hidden;
  height: 0;
  transition: height var(--transition-smooth);
}

.atl-acc__panel p {
  padding: 0 0 1.6rem 2.5rem;
  font-size: 0.88rem;
  color: var(--color-mid-grey);
  line-height: 1.95;
  max-width: 66ch;
}

/* --- Register --- */

.atl-register {
  background: var(--ink);
  color: var(--color-white);
  padding: clamp(5rem, 14vh, 10rem) 0;
  position: relative;
  overflow: hidden;
}

.atl-register::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(60% 50% at 50% 0%, rgba(184,154,104,0.09), transparent 70%);
  pointer-events: none;
}

.atl-register__inner {
  position: relative;
  z-index: 2;
  max-width: 760px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  text-align: center;
}

.atl-register h2 {
  color: var(--color-white);
  font-size: clamp(2rem, 4.2vw, 3.3rem);
  margin: var(--space-sm) 0 var(--space-md);
  line-height: 1.16;
}

.atl-register h2 em { font-style: italic; color: var(--gilt); }

.atl-register__lede {
  color: rgba(255,255,255,0.55);
  line-height: 2;
  margin: 0 auto var(--space-lg);
  max-width: 52ch;
  font-size: 0.95rem;
}

.atl-form {
  margin-top: var(--space-lg);
  text-align: left;
}

.atl-form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.atl-field { margin-bottom: var(--space-md); }

.atl-field label {
  display: block;
  font-size: 0.6rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.42);
  margin-bottom: 0.7rem;
}

.atl-field input,
.atl-field select,
.atl-field textarea {
  width: 100%;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(255,255,255,0.2);
  padding: 0.75rem 0;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--color-white);
  letter-spacing: 0.02em;
  border-radius: 0;
  transition: border-color var(--transition-smooth);
}

.atl-field textarea { resize: vertical; min-height: 76px; line-height: 1.8; }

.atl-field select option { background: var(--ink); color: var(--color-white); }

.atl-field input::placeholder,
.atl-field textarea::placeholder { color: rgba(255,255,255,0.25); }

.atl-field input:focus,
.atl-field select:focus,
.atl-field textarea:focus {
  outline: none;
  border-bottom-color: var(--gilt);
}

.atl-field input:-webkit-autofill {
  -webkit-text-fill-color: #fff;
  transition: background-color 9999s;
}

.atl-consent {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
  margin: var(--space-md) 0 var(--space-lg);
}

.atl-consent input {
  appearance: none;
  -webkit-appearance: none;
  flex: 0 0 15px;
  width: 15px; height: 15px;
  margin-top: 4px;
  border: 1px solid rgba(255,255,255,0.3);
  background: transparent;
  cursor: pointer;
  position: relative;
  transition: border-color var(--transition-fast);
}

.atl-consent input:checked { border-color: var(--gilt); }

.atl-consent input:checked::after {
  content: '';
  position: absolute;
  inset: 3px;
  background: var(--gilt);
}

.atl-consent label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.45);
  line-height: 1.75;
  letter-spacing: 0;
  text-transform: none;
  margin: 0;
  cursor: pointer;
}

.atl-form__submit {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.atl-form__submit .btn--gilt { border: 1px solid var(--gilt); }

.atl-form__submit .btn--gilt[disabled] {
  opacity: 0.45;
  cursor: progress;
}

.atl-form__hint {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.3);
}

.atl-form__status {
  margin-top: var(--space-md);
  font-size: 0.85rem;
  line-height: 1.8;
  min-height: 1.2rem;
}

.atl-form__status--error { color: #d98b7a; }
.atl-form__status--ok { color: var(--gilt); }

/* Honeypot */
.atl-hp {
  position: absolute !important;
  left: -9999px;
  width: 1px; height: 1px;
  opacity: 0;
  pointer-events: none;
}

/* Success state */
.atl-thanks {
  display: none;
  text-align: center;
  padding: var(--space-lg) 0 0;
}

.atl-thanks--visible { display: block; animation: cmnFade 0.7s ease-out; }

.atl-thanks__seal {
  width: 62px; height: 62px;
  border: 1px solid var(--gilt);
  border-radius: 50%;
  margin: 0 auto var(--space-md);
  display: grid;
  place-items: center;
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--gilt);
}

.atl-thanks h3 {
  color: var(--color-white);
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  margin-bottom: var(--space-sm);
}

.atl-thanks p {
  color: rgba(255,255,255,0.5);
  margin: 0 auto;
  max-width: 46ch;
  line-height: 1.95;
  font-size: 0.9rem;
}

@keyframes cmnFade {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}

/* --- Responsive --- */

@media (max-width: 1024px) {
  .atl-overture__grid,
  .atl-provenance__head,
  .atl-hands__grid { grid-template-columns: 1fr; }

  .atl-ledger__list { grid-template-columns: 1fr; }

  .atl-museum { grid-template-columns: 1fr; }
  .atl-museum__figure { min-height: 420px; }

  .atl-spec__row {
    grid-template-columns: 2.5rem 1fr;
    row-gap: 0.5rem;
  }
  .atl-spec__origin,
  .atl-spec__note { grid-column: 2; }

  .atl-departure__grid { grid-template-columns: 1fr; border-left: 0; }
  .atl-departure__cell { border-left: 1px solid var(--color-border); border-top: 0; }
  .atl-departure__cell:first-child { border-top: 1px solid var(--color-border); }
}

@media (max-width: 768px) {
  .atl-hero { height: 92vh; min-height: 540px; }
  .atl-hero__inner { padding-left: var(--space-md); padding-right: var(--space-md); }
  .atl-hero h1 { font-size: 2.6rem; }
  .atl-hero__foot { gap: var(--space-md); }

  .atl-wrap { padding: 0 var(--space-md); }

  .atl-stop { grid-template-columns: 1fr; gap: 0.5rem; }
  .atl-stop__time { font-size: 0.82rem; letter-spacing: 0.18em; color: var(--gilt); }

  .atl-form__row { grid-template-columns: 1fr; gap: 0; }

  .atl-register__inner { padding: 0 var(--space-md); }

  .atl-facts { gap: var(--space-md); }

  .atl-acc__trigger { font-size: 0.98rem; gap: var(--space-sm); }
  .atl-acc__trigger .index-num { flex-basis: 1.8rem; }
  .atl-acc__panel p { padding-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .atl-hero__media { transform: none !important; }
  .atl-museum__figure img { transition: none; }
}