/**
 * Nanotkar Studio — Couple Gallery front end (v5.6.0)
 * Gallery page (/gallery/), album page (/gallery/<couple>/), home "Couple Albums" rail.
 * Markup: inc/couples.php   Behaviour: assets/js/nanotkar-gallery.js
 * Loaded only on the home page, the gallery and the albums. All motion stops under prefers-reduced-motion.
 */

/* ─────────────────────────────────────────────
 * 0. SHARED: REVEAL ON SCROLL
 * .ns-js is set by the header script before first paint; nanotkar-gallery.js adds .ns-in when an item is in view.
 * If that script never runs the failsafe animation shows everything after 5s.
 * ───────────────────────────────────────────── */
.ns-js .ns-rv { opacity: 0; animation: ns-rv-failsafe 0.01s linear 5s forwards; }
.ns-js .ns-rv.ns-in { animation: ns-rv-in 1.1s var(--ns-ease) calc(var(--ns-i, 0) * 90ms) both; }
@keyframes ns-rv-in {
  from { opacity: 0; transform: translateY(38px) scale(0.985); filter: blur(5px); }
  to { opacity: 1; transform: none; filter: none; }
}
@keyframes ns-rv-failsafe { to { opacity: 1; } }

/* ─────────────────────────────────────────────
 * 1. ALBUM COVER CARDS (gallery page + home rail)
 * ───────────────────────────────────────────── */
.ns-cg-summary {
  text-align: center;
  margin: 0 0 clamp(2rem, 4vw, 3.2rem);
  font-size: 0.72rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--ns-gilt-ink);
}

.ns-cg-grid {
  --gx: clamp(1.4rem, 3vw, 2.8rem);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;   /* one or two albums sit in the middle, not in a corner */
  gap: clamp(2.6rem, 5vw, 4.2rem) var(--gx);
  padding-top: 0.8rem;
}
.ns-cg-grid > .ns-cg-card { flex: 0 0 calc((100% - 2 * var(--gx)) / 3); min-width: 0; }
@media (min-width: 1001px) {
  .ns-cg-grid .ns-cg-card:nth-child(3n + 2) { margin-top: 3.2rem; }   /* editorial stagger */
}

.ns-cg-card { display: block; color: inherit; text-decoration: none; }

.ns-cg-card__frame { position: relative; display: block; aspect-ratio: 3 / 4; }
/* hairline arch drawn a little outside the photo */
.ns-cg-card__frame::before {
  content: '';
  position: absolute;
  inset: -11px;
  z-index: 0;
  border: 1px solid var(--ns-gilt-soft);
  border-radius: 50% 50% 6px 6px / 37.5% 37.5% 6px 6px;
  transition: inset 0.7s var(--ns-ease), border-color 0.7s var(--ns-ease);
}
.ns-cg-card__img {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: block;
  overflow: hidden;
  background: var(--ns-cream);
  border-radius: 50% 50% 4px 4px / 37.5% 37.5% 4px 4px;
  box-shadow: 0 26px 50px -30px rgba(80, 55, 40, 0.55);
}
.ns-cg-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: scale 1.5s var(--ns-ease);
  animation: ns-cg-kb 26s ease-in-out infinite alternate;   /* slow drift */
}
.ns-cg-card__empty { display: block; width: 100%; height: 100%; background: linear-gradient(135deg, #F3DDD5, #F8ECE7); }
@keyframes ns-cg-kb {
  from { transform: scale(1.02) translate3d(0, 0, 0); }
  to { transform: scale(1.1) translate3d(-1.5%, -1%, 0); }
}

.ns-cg-card__badge {
  position: absolute;
  z-index: 3;
  left: 50%;
  bottom: 1.1rem;
  translate: -50% 0;
  padding: 0.45rem 1.05rem;
  white-space: nowrap;
  font-size: 0.62rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ns-ink);
  background: rgba(251, 248, 243, 0.82);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(184, 155, 106, 0.4);
  border-radius: 999px;
}

/* two more photos fan out from behind the cover (mouse devices only) */
.ns-cg-peek {
  position: absolute;
  z-index: 1;
  top: 14%;
  width: 62%;
  aspect-ratio: 3 / 4;
  display: none;
  overflow: hidden;
  border-radius: 4px;
  box-shadow: 0 18px 36px -20px rgba(80, 55, 40, 0.55);
  opacity: 0;
  transition: transform 0.9s var(--ns-ease), opacity 0.6s var(--ns-ease);
}
.ns-cg-peek img { width: 100%; height: 100%; object-fit: cover; display: block; }
.ns-cg-peek--l { left: 4%; transform: translateX(32%) rotate(0deg); }
.ns-cg-peek--r { right: 4%; transform: translateX(-32%) rotate(0deg); }

.ns-cg-card__meta { display: flex; flex-direction: column; align-items: center; gap: 0.35rem; text-align: center; margin-top: 1.7rem; }
.ns-cg-card__date { font-size: 0.68rem; letter-spacing: 0.3em; text-transform: uppercase; color: var(--ns-gilt-ink); }
.ns-cg-card__names {
  font-family: var(--ns-font-script);
  font-size: clamp(2.3rem, 1.7rem + 1.6vw, 3.1rem);
  line-height: 1.15;
  color: var(--ns-ink);
  transition: color 0.4s var(--ns-ease);
}
.ns-cg-card__go {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.3rem;
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ns-accent);
}
.ns-cg-card__go .ns-icon { width: 1rem; height: 1rem; transition: transform 0.4s var(--ns-ease); }

@media (hover: hover) and (pointer: fine) {
  .ns-cg-peek { display: block; }
  .ns-cg-card__go { opacity: 0; transform: translateY(6px); transition: opacity 0.5s var(--ns-ease), transform 0.5s var(--ns-ease); }
  .ns-cg-card:hover .ns-cg-card__go, .ns-cg-card:focus-visible .ns-cg-card__go { opacity: 1; transform: none; }
  .ns-cg-card:hover .ns-cg-card__go .ns-icon { transform: translateX(5px); }
  .ns-cg-card:hover .ns-cg-card__frame::before, .ns-cg-card:focus-visible .ns-cg-card__frame::before { inset: -17px; border-color: var(--ns-gilt); }
  .ns-cg-card:hover .ns-cg-card__img img { scale: 1.07; }
  .ns-cg-card:hover .ns-cg-card__names { color: var(--ns-accent); }
  .ns-cg-card:hover .ns-cg-peek--l, .ns-cg-card:focus-visible .ns-cg-peek--l { opacity: 1; transform: translateX(-30%) rotate(-9deg); }
  .ns-cg-card:hover .ns-cg-peek--r, .ns-cg-card:focus-visible .ns-cg-peek--r { opacity: 1; transform: translateX(30%) rotate(9deg); }
}
.ns-cg-card:focus-visible { outline: none; }

@media (max-width: 1000px) {
  .ns-cg-grid > .ns-cg-card { flex-basis: calc((100% - var(--gx)) / 2); }
}
@media (max-width: 560px) {
  .ns-cg-grid { max-width: 24rem; margin: 0 auto; }
  .ns-cg-grid > .ns-cg-card { flex-basis: 100%; }
}

/* nothing published yet */
.ns-cg-empty { text-align: center; max-width: 34rem; margin: 2rem auto; padding: 3.5rem 1.5rem; border: 1px solid var(--ns-gilt-soft); background: rgba(255, 255, 255, 0.5); }
.ns-cg-empty__script { display: block; font-family: var(--ns-font-script); font-size: clamp(2.6rem, 6vw, 3.8rem); color: var(--ns-accent); line-height: 1.1; margin-bottom: 0.6rem; }
.ns-cg-empty p { color: var(--ns-ink-soft); margin: 0 0 1.8rem; }

/* ─────────────────────────────────────────────
 * 2. HOME RAIL
 * ───────────────────────────────────────────── */
.ns-couples { overflow: hidden; }
.ns-cg-railwrap { position: relative; }
.ns-cg-rail {
  --pad: max(1.4rem, calc((100vw - var(--ns-shell)) / 2 + 2rem));
  display: flex;
  gap: clamp(1.6rem, 3vw, 2.6rem);
  overflow-x: auto;
  padding: 1.6rem var(--pad) 2.2rem;
  scroll-snap-type: x proximity;
  scroll-padding-inline: var(--pad);
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  cursor: grab;
  outline: none;
}
.ns-cg-rail::-webkit-scrollbar { display: none; }
.ns-cg-rail.is-short { justify-content: center; scroll-snap-type: none; cursor: default; }
.ns-cg-rail.is-drag { cursor: grabbing; scroll-snap-type: none; user-select: none; }
.ns-cg-rail.is-drag .ns-cg-card { pointer-events: none; }
.ns-cg-rail .ns-cg-card { flex: 0 0 clamp(235px, 24vw, 330px); scroll-snap-align: start; }
.ns-cg-rail .ns-cg-card__names { font-size: clamp(2rem, 1.6rem + 1vw, 2.6rem); }
.ns-cg-rail .ns-cg-card__go { opacity: 1; transform: none; }
.ns-cg-rail__btns { display: flex; justify-content: flex-end; gap: 0.7rem; max-width: var(--ns-shell); margin: 0 auto; padding: 0 2rem; }
.ns-cg-rail__btn {
  width: 3rem;
  height: 3rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ns-ink);
  background: transparent;
  border: 1px solid var(--ns-gilt);
  border-radius: 50%;
  cursor: pointer;
  transition: background 0.4s var(--ns-ease), color 0.4s var(--ns-ease), border-color 0.4s var(--ns-ease);
}
.ns-cg-rail__btn:hover:not(:disabled) { background: var(--ns-accent); border-color: var(--ns-accent); color: #fff; }
.ns-cg-rail__btn:disabled { opacity: 0.35; cursor: default; }
.ns-cg-rail__btn .ns-icon { width: 1.15rem; height: 1.15rem; }

/* ─────────────────────────────────────────────
 * 3. ALBUM PAGE: HERO
 * ───────────────────────────────────────────── */
.ns-album-page { background: var(--ns-paper); }
.ns-album { position: relative; }

.ns-al-hero {
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: flex-end;
  min-height: clamp(540px, 90svh, 940px);
  overflow: hidden;
  color: #fff;
  background: #2B2422;
}
.ns-al-hero--plain { background: linear-gradient(135deg, #B05560, #E9B7A8); }
.ns-al-hero__media { position: absolute; inset: -7% 0; z-index: -2; will-change: transform; }
.ns-al-hero__img { width: 100%; height: 100%; object-fit: cover; display: block; animation: ns-al-zoom 24s ease-out both; }
@keyframes ns-al-zoom { from { transform: scale(1.16); } to { transform: scale(1.03); } }
.ns-al-hero__veil {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(90% 70% at 50% 100%, rgba(20, 14, 12, 0.72), transparent 70%),
    linear-gradient(180deg, rgba(20, 14, 12, 0.34) 0%, rgba(20, 14, 12, 0.05) 38%, rgba(20, 14, 12, 0.5) 100%);
}
.ns-al-hero__inner {
  width: 100%;
  max-width: var(--ns-shell);
  margin: 0 auto;
  padding: 7rem clamp(1.2rem, 4vw, 3rem) clamp(4.2rem, 10vh, 6.5rem);
  text-align: center;
  text-shadow: 0 2px 28px rgba(0, 0, 0, 0.32);
}
.ns-al-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 1.1rem;
  font-size: 0.72rem;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: #EBD9B4;
  animation: ns-al-fade 1.4s var(--ns-ease) calc(0.15s + var(--ns-intro-wait, 0s)) both;
}
.ns-al-hero__eyebrow::before, .ns-al-hero__eyebrow::after { content: ''; width: 2.6rem; height: 1px; background: rgba(235, 217, 180, 0.7); }

.ns-al-names {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: baseline;
  gap: 0 0.28em;
  margin: 1rem 0 1.3rem;
  font-family: var(--ns-font-heading);
  font-weight: 300;
  font-size: clamp(3.1rem, 1.6rem + 7vw, 8rem);
  line-height: 1.04;
  letter-spacing: 0.01em;
  color: #fff;
}
.ns-al-name { display: inline-block; white-space: nowrap; }
.ns-al-amp { font-family: var(--ns-font-script); font-size: 0.82em; line-height: 1; color: #EBD9B4; animation: ns-al-fade 1.6s var(--ns-ease) calc(0.9s + var(--ns-intro-wait, 0s)) both; }
.ns-al-ch {
  display: inline-block;
  animation: ns-al-ch 1.2s var(--ns-ease) calc(var(--ci, 0) * 55ms + 0.35s + var(--ns-intro-wait, 0s)) both;
}
@keyframes ns-al-ch {
  from { opacity: 0; transform: translateY(0.55em) rotate(5deg); filter: blur(6px); }
  to { opacity: 1; transform: none; filter: none; }
}
@keyframes ns-al-fade { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

.ns-al-hero__meta, .ns-al-hero__story, .ns-al-hero__count { animation: ns-al-fade 1.5s var(--ns-ease) calc(1.2s + var(--ns-intro-wait, 0s)) both; }
.ns-al-hero__meta { margin: 0; font-size: 0.82rem; letter-spacing: 0.34em; text-transform: uppercase; }
.ns-al-hero__story { max-width: 40rem; margin: 1.1rem auto 0; font-family: var(--ns-font-heading); font-style: italic; font-size: clamp(1.15rem, 1rem + 0.6vw, 1.55rem); line-height: 1.5; opacity: 0.94; animation-delay: calc(1.4s + var(--ns-intro-wait, 0s)); }
.ns-al-hero__count { margin: 1.5rem 0 0; font-size: 0.66rem; letter-spacing: 0.3em; text-transform: uppercase; opacity: 0.8; animation-delay: calc(1.6s + var(--ns-intro-wait, 0s)); }

.ns-al-cue {
  position: absolute;
  left: 50%;
  bottom: 1.6rem;
  width: 26px;
  height: 44px;
  translate: -50% 0;
  border: 1.5px solid rgba(255, 255, 255, 0.75);
  border-radius: 14px;
}
.ns-al-cue span { position: absolute; left: 50%; top: 8px; width: 3px; height: 8px; margin-left: -1.5px; border-radius: 2px; background: #fff; animation: ns-al-cue 2s ease-in-out infinite; }
@keyframes ns-al-cue { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(16px); } }

/* ─────────────────────────────────────────────
 * 4. ALBUM PAGE: CHAPTER BAR + CHAPTERS + PHOTOS
 * ───────────────────────────────────────────── */
.ns-al-nav {
  position: sticky;
  top: var(--ns-al-top, 0px);
  z-index: 40;
  background: rgba(251, 248, 243, 0.9);
  -webkit-backdrop-filter: saturate(150%) blur(14px);
  backdrop-filter: saturate(150%) blur(14px);
  border-bottom: 1px solid var(--ns-line);
}
.ns-al-nav__track { display: flex; gap: 0.5rem; justify-content: center; padding: 0.7rem 1rem; overflow-x: auto; scrollbar-width: none; }
.ns-al-nav__track::-webkit-scrollbar { display: none; }
.ns-al-nav__link {
  position: relative;
  flex: none;
  padding: 0.55rem 1.15rem;
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ns-ink-soft);
  border: 1px solid transparent;
  border-radius: 999px;
  transition: color 0.4s var(--ns-ease), background 0.4s var(--ns-ease), border-color 0.4s var(--ns-ease);
}
.ns-al-nav__link i { margin-left: 0.55rem; font-style: normal; font-size: 0.62rem; letter-spacing: 0.08em; color: var(--ns-gilt-ink); }
.ns-al-nav__link:hover { color: var(--ns-accent); }
.ns-al-nav__link.is-active { color: var(--ns-accent); border-color: var(--ns-gilt); background: var(--ns-blush-wash); }

/* Google Drive button under the hero */
.ns-al-drive { display: flex; flex-direction: column; align-items: center; gap: 0.7rem; padding: clamp(2.2rem, 5vw, 3.2rem) 1.2rem 0; text-align: center; }
.ns-al-drive .ns-b { box-sizing: border-box; width: auto; max-width: 100%; }
.ns-al-drive span { font-size: 0.8rem; letter-spacing: 0.08em; color: var(--ns-ink-muted); }

.ns-al-chapter {
  max-width: var(--ns-shell);
  margin: 0 auto;
  padding: clamp(3.4rem, 7vw, 6rem) clamp(0.8rem, 3vw, 2rem) 0;
  scroll-margin-top: 4.5rem;
  --ns-al-gap: clamp(0.5rem, 1.1vw, 1rem);
}
.ns-al-chapter__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.4rem 1.3rem;
  margin: 0 0.4rem clamp(1.6rem, 3vw, 2.6rem);
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--ns-line);
}
.ns-al-chapter__no {
  font-family: var(--ns-font-heading);
  font-weight: 300;
  font-size: clamp(3.2rem, 7vw, 5.4rem);
  line-height: 0.9;
  color: transparent;
  -webkit-text-stroke: 1px var(--ns-gilt);
}
.ns-al-chapter__title { margin: 0; font-family: var(--ns-font-heading); font-weight: 300; font-style: italic; font-size: clamp(2.2rem, 1.4rem + 3vw, 3.8rem); line-height: 1.05; color: var(--ns-ink); }
.ns-al-chapter__n { margin-left: auto; font-size: 0.68rem; letter-spacing: 0.28em; text-transform: uppercase; color: var(--ns-ink-muted); }

/* without JS: CSS columns; with JS: the script builds real columns in photo-shape order (.is-masonry) */
.ns-al-grid { column-count: 3; column-gap: var(--ns-al-gap); }
.ns-al-grid > .ns-al-tile { margin-bottom: var(--ns-al-gap); break-inside: avoid; }
.ns-al-grid.is-masonry { display: flex; align-items: flex-start; gap: var(--ns-al-gap); column-count: auto; }
.ns-al-col { flex: 1 1 0; min-width: 0; display: flex; flex-direction: column; gap: var(--ns-al-gap); }
.ns-al-grid.is-masonry .ns-al-tile { margin: 0; }
@media (max-width: 1000px) { .ns-al-grid { column-count: 2; } }

.ns-al-tile {
  position: relative;
  display: block;
  width: 100%;
  overflow: hidden;
  aspect-ratio: var(--ar, 1.5);
  background: var(--ns-cream);
  border-radius: 2px;
  cursor: zoom-in;
  -webkit-tap-highlight-color: transparent;
}
.ns-al-tile img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 1.3s var(--ns-ease); }
.ns-al-tile::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(43, 36, 34, 0.38)); opacity: 0; transition: opacity 0.6s var(--ns-ease); pointer-events: none; }
.ns-al-tile::before {
  content: '+';
  position: absolute;
  z-index: 2;
  right: 0.8rem;
  top: 0.8rem;
  width: 2.4rem;
  height: 2.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 300;
  line-height: 1;
  color: var(--ns-ink);
  background: rgba(251, 248, 243, 0.9);
  border-radius: 50%;
  opacity: 0;
  scale: 0.6;
  transition: opacity 0.4s var(--ns-ease), scale 0.5s var(--ns-ease);
  pointer-events: none;
}
@media (hover: hover) and (pointer: fine) {
  .ns-al-tile:hover img { transform: scale(1.06); }
  .ns-al-tile:hover::after { opacity: 1; }
  .ns-al-tile:hover::before { opacity: 1; scale: 1; }
}
.ns-al-tile:focus-visible { outline: 2px solid var(--ns-accent); outline-offset: 3px; }

.ns-al-tile--wide { margin: var(--ns-al-gap) 0; max-height: 88svh; aspect-ratio: var(--ar, 1.8); }

.ns-al-none { text-align: center; padding: 5rem 1.5rem; color: var(--ns-ink-soft); font-family: var(--ns-font-heading); font-style: italic; font-size: 1.4rem; }

/* ─────────────────────────────────────────────
 * 5. ALBUM PAGE: CLOSING
 * ───────────────────────────────────────────── */
.ns-al-end {
  margin-top: clamp(4rem, 8vw, 7rem);
  padding: clamp(4rem, 8vw, 7rem) 1.2rem 3rem;
  text-align: center;
  background: linear-gradient(180deg, var(--ns-paper) 0%, var(--ns-blush-wash) 100%);
}
.ns-al-end__inner { max-width: 40rem; margin: 0 auto; }
.ns-al-end__script { display: block; font-family: var(--ns-font-script); font-size: clamp(2.6rem, 6vw, 4rem); line-height: 1.1; color: var(--ns-accent); }
.ns-al-end__title { margin: 0.4rem 0 1rem; font-family: var(--ns-font-heading); font-weight: 300; font-size: clamp(2.2rem, 1.5rem + 2.6vw, 3.6rem); line-height: 1.1; color: var(--ns-ink); }
.ns-al-end__title em { color: var(--ns-accent); }
.ns-al-end p { margin: 0 0 2rem; color: var(--ns-ink-soft); }
.ns-al-end .ns-cta-buttons { display: flex; flex-wrap: wrap; gap: 0.9rem; justify-content: center; }

.ns-al-pn {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1.5rem;
  align-items: center;
  max-width: var(--ns-shell);
  margin: clamp(3.5rem, 7vw, 5.5rem) auto 0;
  padding-top: 2rem;
  border-top: 1px solid var(--ns-gilt-soft);
  text-align: left;
}
.ns-al-pn__a { display: flex; flex-direction: column; gap: 0.3rem; text-decoration: none; color: var(--ns-ink); transition: color 0.4s var(--ns-ease); }
.ns-al-pn__a span { font-size: 0.64rem; letter-spacing: 0.28em; text-transform: uppercase; color: var(--ns-gilt-ink); }
.ns-al-pn__a strong { font-family: var(--ns-font-heading); font-weight: 400; font-size: clamp(1.4rem, 1.1rem + 1vw, 2rem); line-height: 1.15; }
.ns-al-pn__a:hover { color: var(--ns-accent); }
.ns-al-pn__a--next { text-align: right; }
.ns-al-pn__all { padding: 0.8rem 1.6rem; font-size: 0.68rem; letter-spacing: 0.24em; text-transform: uppercase; text-decoration: none; color: var(--ns-accent); border: 1px solid var(--ns-gilt); transition: background 0.4s var(--ns-ease), color 0.4s var(--ns-ease); }
.ns-al-pn__all:hover { background: var(--ns-accent); color: #fff; border-color: var(--ns-accent); }

/* ─────────────────────────────────────────────
 * 6. PRIVATE ALBUM: LOCK CARD
 * ───────────────────────────────────────────── */
.ns-al-lock {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100svh - var(--ns-header-h));
  padding: 3rem 1.2rem;
  background:
    radial-gradient(60% 55% at 18% 18%, rgba(233, 183, 168, 0.55), transparent 70%),
    radial-gradient(55% 50% at 86% 82%, rgba(184, 155, 106, 0.3), transparent 70%),
    var(--ns-paper);
}
.ns-al-lock__card {
  width: 100%;
  max-width: 30rem;
  padding: 3rem 2.2rem 2.4rem;
  text-align: center;
  background: rgba(255, 255, 255, 0.74);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: 1px solid var(--ns-gilt-soft);
  box-shadow: var(--ns-shadow-lift);
}
.ns-al-lock__icon { display: flex; align-items: center; justify-content: center; width: 4rem; height: 4rem; margin: 0 auto 1.1rem; color: var(--ns-accent); border: 1px solid var(--ns-gilt); border-radius: 50%; }
.ns-al-lock__icon .ns-icon { width: 1.7rem; height: 1.7rem; }
.ns-al-lock__names { margin: 0.6rem 0 0.8rem; font-family: var(--ns-font-script); font-weight: 400; font-size: clamp(2.8rem, 8vw, 3.8rem); line-height: 1.1; color: var(--ns-ink); }
.ns-al-lock__text { margin: 0 0 1.6rem; color: var(--ns-ink-soft); font-size: 0.95rem; }
.ns-al-lock__form { display: grid; gap: 0.8rem; }
.ns-al-lock__input { width: 100%; padding: 0.95rem 1rem; font: inherit; font-size: 1rem; text-align: center; letter-spacing: 0.12em; color: var(--ns-ink); background: #fff; border: 1px solid var(--ns-line); border-radius: 2px; }
.ns-al-lock__input:focus { outline: none; border-color: var(--ns-accent); box-shadow: 0 0 0 3px var(--ns-accent-tint); }
.ns-al-lock__error { margin: 1rem 0 0; padding: 0.7rem 0.9rem; font-size: 0.88rem; color: #8f2a2c; background: #fbeaea; border: 1px solid #efc3c3; }
.ns-al-lock__help { margin: 1.4rem 0 0; font-size: 0.82rem; color: var(--ns-ink-muted); }
.ns-al-lock__help a { color: var(--ns-accent); }

/* ─────────────────────────────────────────────
 * 7. SMALL SCREENS
 * ───────────────────────────────────────────── */
@media (max-width: 700px) {
  .ns-al-hero { min-height: clamp(500px, 84svh, 760px); }
  .ns-al-hero__inner { padding-top: 5rem; }
  .ns-al-hero__eyebrow { letter-spacing: 0.34em; font-size: 0.64rem; gap: 0.7rem; }
  .ns-al-hero__eyebrow::before, .ns-al-hero__eyebrow::after { width: 1.4rem; }
  .ns-al-hero__meta { letter-spacing: 0.22em; font-size: 0.72rem; }
  .ns-al-nav__track { justify-content: flex-start; }
  .ns-al-chapter__n { margin-left: 0; width: 100%; }
  .ns-al-tile::before { display: none; }
  .ns-al-pn { grid-template-columns: 1fr; text-align: center; }
  .ns-al-pn__a--next { text-align: center; }
  .ns-al-pn__all { justify-self: center; order: 3; }
  .ns-al-pn__a--next { order: 2; }
  .ns-cg-rail__btns { padding: 0 1.4rem; }
}

/* ─────────────────────────────────────────────
 * 8. REDUCED MOTION
 * ───────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .ns-js .ns-rv, .ns-js .ns-rv.ns-in { opacity: 1; animation: none; transform: none; filter: none; }
  .ns-cg-card__img img, .ns-al-hero__img, .ns-al-cue span { animation: none; }
  .ns-al-hero__eyebrow, .ns-al-amp, .ns-al-ch, .ns-al-hero__meta, .ns-al-hero__story, .ns-al-hero__count { animation: none; opacity: 1; transform: none; filter: none; }
  .ns-cg-peek { display: none !important; }
  .ns-al-hero__media { transform: none !important; }
}