:root {
  color-scheme: dark;
  --ink: #f1f4ef;
  --dark: #202b27;
  --dark-deep: #111514;
  --text: #c1cbc6;
  --muted: #aebdb6;
  --paper: #151918;
  --surface: #1e2523;
  --field-surface: #171d1b;
  --line: #3b4843;
  --tint: #252e2b;
  --accent: #afd0c3;
  --focus: #c3e1d4;
  --action-bg: #426b60;
  --action-hover: #52796d;
  --action-border: #85a89b;
  --action-ink: #fafcf9;
  --control-border: #74867e;
  --silver-surface: #283431;
  --gold-surface: #373127;
  --on-dark-muted: #c1cbc6;
  --display: Bricolage, Instrument, Arial, sans-serif;
  --ease-out: cubic-bezier(.16, 1, .3, 1);
}

::selection { color: var(--dark-deep); background: var(--accent); }
.skip-link:focus { background: var(--surface); }
h1, h2 { font-weight: 750; line-height: .96; }
h2 { font-size: clamp(2.45rem, 5vw, 4.45rem); }

.site-header {
  background: var(--paper);
  color: var(--ink);
  border-bottom: 1px solid var(--line);
}
.header-inner { min-height: 72px; }
.brand span { font-size: clamp(1.2rem, 2.3vw, 1.56rem); font-weight: 800; }
.brand img { width: 31px; height: 31px; filter: brightness(0) invert(.85); }
.site-nav { color: var(--text); font-weight: 600; }
.site-nav a { position: relative; }
.site-nav a::after {
  content: "";
  position: absolute;
  inset: auto 0 -4px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .24s var(--ease-out);
}
.site-nav a:is(:hover, :focus-visible)::after { transform: scaleX(1); }
.site-header :focus-visible, .hero :focus-visible { outline-color: var(--focus); }
.button { min-height: 48px; border-radius: 9px; }
.button-header { color: var(--ink); border-color: var(--control-border); }
.button-header:hover { color: var(--dark-deep); background: var(--accent); }
.button-primary { color: var(--action-ink); background: var(--action-bg); border-color: var(--action-border); }
.button-primary:hover { background: var(--action-hover); }
.button:is(.button-header, .button-primary):active {
  transform: scale(.98);
}
.button { transition: background .18s, color .18s, border-color .18s, transform .16s var(--ease-out); }

.hero {
  display: block;
  min-height: 0;
  background: var(--paper);
  color: var(--ink);
  overflow: visible;
}
.hero::after { display: none; }
.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, .83fr) minmax(0, 1.17fr);
  gap: clamp(20px, 5vw, 78px);
  align-items: center;
  padding-block: clamp(28px, 4vw, 52px);
}
.hero-copy { grid-column: 1; grid-row: 1; }
.hero h1 { font-size: clamp(4rem, 7.6vw, 6rem); letter-spacing: -.039em; }
.hero-copy > p { color: var(--text); max-width: 36ch; margin-top: 19px; }
.hero-actions { margin-top: 24px; }
.hero-picture {
  position: relative;
  z-index: auto;
  inset: auto;
  grid-column: 2;
  grid-row: 1;
  display: block;
  height: clamp(305px, 33vw, 480px);
  overflow: hidden;
  border-radius: 16px;
  background: #353e3d;
}
.hero-picture img { object-position: 67% center; }
.collection { padding-bottom: clamp(24px, 4vw, 50px); }

.quote-disclosure {
  padding-inline: clamp(12px, 2vw, 24px);
  margin-bottom: clamp(52px, 8vw, 105px);
  scroll-margin-top: 24px;
  border: 1px solid var(--line);
  border-radius: 12px;
}
.quote-disclosure > summary {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 2px 14px;
  min-height: 58px;
  padding: 12px 29px 12px 0;
}
.quote-disclosure > summary small { color: var(--muted); font-size: .85rem; font-weight: 500; }
.quote-disclosure > summary::after { top: 23px; transition: transform .24s var(--ease-out); }
.quote-disclosure > summary:hover { color: var(--accent); }

.simulator {
  margin-block: 0 12px;
  column-gap: 8px;
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: none;
}
.simulator-main { padding-block: 24px 21px; }
.metal-select {
  position: relative;
  isolation: isolate;
  max-width: 320px;
  background: var(--tint);
}
.metal-select::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 4px auto 4px 4px;
  width: calc((100% - 12px) / 2);
  background: #35433d;
  border: 1px solid var(--control-border);
  border-radius: 5px;
  transition: transform .29s var(--ease-out);
}
.metal-select:has(input[value="XAU"]:checked)::before { transform: translateX(calc(100% + 4px)); }
.metal-select input:checked + span { color: var(--ink); background: transparent; border-color: transparent; }
.field { background: var(--field-surface); border-color: var(--control-border); }
.select-field option { background: var(--field-surface); color: var(--ink); }
.weight-field:has(input[aria-invalid="true"]) { border-color: #e2968c; }
.field-error { color: #f3b4a9; }
.simulator-result {
  border-radius: 10px;
  background: var(--silver-surface);
  align-content: center;
  transition: background-color .32s var(--ease-out);
}
.simulator:has(input[value="XAU"]:checked) .simulator-result { background: var(--gold-surface); }
.quote-market { margin-bottom: 0; }
.quote-state, .icon-button, .result-label { color: var(--text); }
.quote-state::before { background: #9aaba4; }
.quote-state[data-state="fresh"]::before { background: #82c5a5; }
.icon-button:hover { background: #f1f4ef17; }
.quote-state[data-state="saved"]::before { background: #d4b378; }
.quote-value { font-size: clamp(2.6rem, 4.8vw, 4.7rem); line-height: 1; letter-spacing: -.037em; }
.quote-details { color: var(--text); }
.quote-cta { color: var(--ink); }
.quote-cta:hover { color: var(--accent); }

.collection-grid { grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr); gap: 12px; }
.piece {
  grid-column: 2;
  grid-template-columns: minmax(0, 30%) minmax(0, 1fr);
  grid-template-rows: 1fr;
  background: var(--surface);
  border-radius: 12px;
  transition: border-color .22s, background-color .22s;
}
.piece.piece-featured {
  grid-column: 1;
  grid-row: 1 / span 3;
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: minmax(0, 1fr) auto;
}
.piece-frame { overflow: hidden; background: var(--tint); }
.piece .piece-frame img {
  height: 100%;
  width: 100%;
  aspect-ratio: 1.45;
  transition: transform .54s var(--ease-out);
}
.piece-featured .piece-frame img { aspect-ratio: 1.77; }
.piece-copy { align-items: center; padding: 14px 18px; }
.piece-copy h3 { font-size: clamp(1.25rem, 2.5vw, 2.05rem); font-weight: 700; }
.piece-copy .icon {
  box-sizing: content-box;
  margin-top: 0;
  padding: 9px;
  border-radius: 50%;
  color: var(--accent);
  transition: transform .28s var(--ease-out), color .22s;
}
.piece-featured .piece-copy { padding-block: 19px; }
.piece:is(:focus-visible, :hover) { border-color: var(--accent); background: var(--tint); }
.piece:is(:focus-visible, :hover) .icon { transform: translateX(4px); color: var(--accent); }
@media (hover: hover) {
  .piece:hover img { transform: scale(1.047); }
  .piece:hover h3 { text-decoration: none; }
}

.steps-section { background: var(--surface); }
.steps li { border-color: var(--line); }
.step-index { color: var(--accent); }
.faq summary::after { transition: transform .24s var(--ease-out); }
.contact-section { background: var(--dark); color: var(--ink); }
.contact-inner > div:first-child > p, .photo-tip { color: var(--on-dark-muted); }
.photo-tip { border-color: #697e76; }
.photo-tip strong { color: inherit; }
.photo-tip .icon { color: var(--accent); }
.contact-box { background: #283530; }
.contact-box textarea { background: var(--field-surface); border-color: var(--control-border); }
.contact-status { color: var(--on-dark-muted); }
.contact-section :focus-visible, footer :focus-visible { outline-color: var(--focus); }
footer { color: var(--ink); }
.footer-inner p, .footer-inner > a:last-child { color: var(--on-dark-muted); }

@media (max-width: 820px) {
  .hero-inner { gap: 22px; }
  .hero-picture { height: 320px; }
  .hero h1 { font-size: clamp(3.45rem, 8vw, 5rem); }
}
@media (max-width: 680px) {
  .header-inner { min-height: 58px; }
  .button-header { min-height: 44px; }
  .brand img { width: 27px; height: 27px; }
  .hero-inner { grid-template-columns: minmax(0, 1fr); gap: 15px; padding-block: 23px 15px; }
  .hero-copy, .hero-picture { grid-column: 1; }
  .hero-copy { grid-row: 1; }
  .hero-picture { grid-row: 2; height: clamp(125px, 36vw, 214px); }
  .hero-picture img { object-position: 68% 47%; }
  .hero h1 { font-size: clamp(2.7rem, 10.3vw, 4.4rem); }
  .hero-copy > p { max-width: 37ch; margin-top: 9px; line-height: 1.42; }
  .hero-actions { margin-top: 13px; gap: 7px 14px; }
  .hero-actions .button { min-height: 44px; padding-inline: 12px; }
  .simulator { margin-top: 0; }
  .simulator-main { padding-block: 15px 10px; }
  .metal-select { max-width: none; padding: 4px; }
  .simulator-result { padding-block: 4px 9px; }
  .quote-value { font-size: clamp(2.3rem, 10vw, 3.2rem); }
  .collection-grid { grid-template-columns: minmax(0, 1fr); }
  .piece, .piece.piece-featured { grid-column: 1; grid-row: auto; }
  .piece.piece-featured { grid-template-rows: auto auto; }
  .piece-featured .piece-frame img { aspect-ratio: 2.15; }
  .piece:not(.piece-featured) .piece-frame { height: 100%; }
  .piece-copy { padding-inline: 10px; }
  .piece-copy .icon { display: inline-block; padding: 0; }
  .mobile-actions {
    background: var(--paper);
    border-top-color: var(--line);
    animation: actions-in .28s var(--ease-out) both;
  }
  .mobile-actions :focus-visible { outline-color: var(--focus); }
  body:has(main input[type="radio"]:focus) .mobile-actions { display: grid; }
  body:has(main :is(#weight, textarea, select):focus) .mobile-actions { display: none; }
}
@media (min-width: 570px) and (max-width: 680px) {
  .hero-inner { grid-template-columns: minmax(0, 1fr) minmax(0, .94fr); gap: 14px; }
  .hero-picture { grid-column: 2; grid-row: 1; height: 230px; }
  .hero h1 { font-size: clamp(2.9rem, 8.3vw, 3.6rem); }
}
@media (max-width: 375px) {
  .hero-inner { padding-block: 15px 11px; gap: 10px; }
  .hero-picture { height: 77px; }
  .hero h1 { font-size: 2.55rem; }
  .sim-intro { display: none; }
  .hero-actions { margin-top: 9px; }
  .quote-value { margin-top: 2px; }
  .hero-copy > p { font-size: .93rem; }
}
@media (max-width: 350px) {
  .hero-picture { height: 76px; }
  .hero h1 { font-size: 2.5rem; }
}

@keyframes expose-silver {
  from { clip-path: inset(0 0 0 17% round 16px); opacity: .7; transform: scale(1.06); }
  to { clip-path: inset(0 round 16px); opacity: 1; transform: scale(1); }
}
@keyframes actions-in {
  from { transform: translateY(12px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
@keyframes answer-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: no-preference) {
  .hero-picture img { animation: expose-silver .78s var(--ease-out) both; }
  .faq-list details[open] > p, .quote-disclosure[open] > .simulator { animation: answer-in .24s var(--ease-out) both; }
}
@media (prefers-reduced-motion: reduce) {
  .mobile-actions { animation: none; }
  .button:active, .piece:is(:focus-visible, :hover) .icon, .piece:hover img { transform: none; }
}