:root {
  color-scheme: light;
  --ink: #171714;
  --ink-soft: #2a2924;
  --cream: #f3efe6;
  --paper: #fbfaf6;
  --gold: #b99348;
  --gold-light: #ddc27f;
  --gold-deep: #785d28;
  --line: #d9d2c3;
  --muted: #6f6b61;
  --white: #ffffff;
  --danger: #a13e32;
  --radius: 18px;
  --shadow: 0 22px 70px rgba(24, 22, 16, 0.12);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  min-width: min(320px, 100%);
  overflow-x: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

img,
video,
svg {
  display: block;
  max-width: 100%;
}

button,
input,
select,
textarea {
  font: inherit;
}

a {
  color: inherit;
}

button,
a,
input,
select,
summary {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--gold-light);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  transform: translateY(-160%);
  background: var(--white);
  color: var(--ink);
  padding: 10px 14px;
  border-radius: 8px;
}

.skip-link:focus {
  transform: translateY(0);
}

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

.container {
  width: min(100% - 32px, 1180px);
  margin-inline: auto;
}

.site-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 10;
  padding-top: env(safe-area-inset-top);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  color: var(--white);
}

.header-inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.brand-mark {
  width: 38px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  color: var(--gold-light);
  letter-spacing: 0;
  font-family: Georgia, "Times New Roman", serif;
}

nav {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-left: auto;
}

nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
  font-size: 0.84rem;
}

nav a:hover {
  color: var(--white);
}

.locale-controls {
  flex: 0 0 auto;
}

.locale-controls select {
  width: auto;
  min-width: 112px;
  min-height: 44px;
  border-color: rgba(255, 255, 255, 0.3);
  border-radius: 999px;
  background: rgba(17, 17, 15, 0.6);
  color: var(--white);
  padding: 9px 34px 9px 14px;
  font-size: 16px;
}

.locale-controls select option {
  background: var(--ink);
  color: var(--white);
}

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 13px 22px;
  text-decoration: none;
  font-weight: 700;
  line-height: 1.2;
  cursor: pointer;
  transition: transform 180ms ease, background-color 180ms ease, color 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-small {
  min-height: 44px;
  padding: 10px 18px;
  font-size: 0.82rem;
}

.button-outline {
  border-color: rgba(255, 255, 255, 0.38);
  color: var(--white);
}

.button-primary {
  background: var(--gold-light);
  color: #201a0c;
  box-shadow: 0 12px 36px rgba(185, 147, 72, 0.22);
}

.button-primary:hover {
  background: #ebd496;
}

.button-light {
  background: var(--paper);
  color: var(--ink);
}

.button-full {
  width: 100%;
  border: 0;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--gold-light);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.19em;
  line-height: 1.4;
  text-transform: uppercase;
}

.eyebrow-dark {
  color: var(--gold-deep);
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -0.035em;
}

h1 {
  max-width: 760px;
  color: var(--white);
  font-size: clamp(3.15rem, 7.4vw, 6.8rem);
}

h2 {
  font-size: clamp(2.3rem, 5vw, 4.4rem);
}

h3 {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.3;
}

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: stretch;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink);
  color: var(--white);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(13, 13, 12, 0.99) 0%, rgba(15, 15, 13, 0.93) 42%, rgba(15, 15, 13, 0.22) 80%),
    linear-gradient(180deg, rgba(15, 15, 13, 0.12), rgba(15, 15, 13, 0.74));
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image: url("./assets/hero-gold.webp");
  background-position: center;
  background-size: cover;
}

.hero-grid {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 64px;
  align-items: end;
  padding-top: calc(130px + env(safe-area-inset-top));
  padding-bottom: 68px;
}

.hero-copy {
  min-width: 0;
  align-self: center;
  padding-top: 30px;
}

.hero-lede {
  max-width: 620px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: clamp(1.02rem, 2vw, 1.2rem);
}

.hero-quick-start {
  max-width: 720px;
  margin-top: 30px;
}

.hero-quick-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
}

.hero-quick-heading > strong {
  color: rgba(255, 255, 255, 0.92);
  font-size: 0.82rem;
}

.hero-quick-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.hero-quick-grid a {
  min-width: 0;
  min-height: 72px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 7px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 14px;
  background: rgba(17, 17, 15, 0.72);
  color: var(--white);
  text-decoration: none;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.hero-quick-grid a:hover,
.hero-quick-grid a:focus-visible {
  transform: translateY(-2px);
  border-color: var(--gold-light);
  background: rgba(111, 82, 31, 0.78);
}

.hero-quick-grid a:focus-visible {
  outline: 3px solid var(--gold-light);
  outline-offset: 3px;
}

.hero-quick-grid a span {
  color: var(--gold-light);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.76rem;
}

.hero-quick-grid a strong {
  overflow-wrap: anywhere;
  font-size: 0.82rem;
  line-height: 1.2;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 34px;
}

.microcopy {
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.8rem;
}

.hero-assurances {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.8rem;
}

.hero-assurances li::before {
  content: "";
  width: 6px;
  height: 6px;
  display: inline-block;
  margin-right: 9px;
  border-radius: 50%;
  background: var(--gold-light);
  vertical-align: 1px;
}

.hero-note {
  padding: 26px 24px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(17, 17, 15, 0.66);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}

.hero-note-number {
  color: var(--gold-light);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2.4rem;
}

.hero-note p {
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.86rem;
}

.estimator-section {
  padding: 110px 0 120px;
  background: var(--cream);
}

.section-heading {
  min-width: 0;
}

.section-heading > p:last-child {
  max-width: 560px;
  margin: 24px 0 0;
  color: var(--muted);
}

.estimator-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  gap: 60px;
  align-items: end;
  margin-bottom: 56px;
}

.estimator-heading > p {
  margin: 0 0 4px;
}

.estimator {
  display: grid;
  gap: 38px;
}

fieldset {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

legend {
  width: 100%;
  margin-bottom: 20px;
  padding: 0;
  font-size: 1.04rem;
  font-weight: 750;
}

.step-label {
  display: block;
  margin-bottom: 6px;
  color: var(--gold-deep);
  font-size: 0.67rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.item-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.choice-card {
  min-width: 0;
  cursor: pointer;
}

.choice-card input,
.purity-grid input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
}

.choice-content {
  position: relative;
  min-height: 0;
  display: block;
  overflow: hidden;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 12px 32px rgba(28, 23, 14, 0.06);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.choice-card:hover .choice-content {
  transform: translateY(-2px);
  border-color: #b9ab8e;
  box-shadow: 0 18px 42px rgba(28, 23, 14, 0.11);
}

.choice-media {
  display: block;
  overflow: hidden;
  aspect-ratio: 3 / 2;
  background: #ede7db;
}

.choice-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.choice-card:hover .choice-media img {
  transform: scale(1.035);
}

.choice-card input:focus-visible + .choice-content,
.purity-grid input:focus-visible + span {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
}

.choice-card input:checked + .choice-content {
  border-color: var(--gold-deep);
  background: var(--white);
  box-shadow: 0 18px 46px rgba(93, 68, 24, 0.17);
}

.choice-index {
  position: absolute;
  z-index: 2;
  top: 12px;
  left: 12px;
  display: grid;
  width: 42px;
  height: 42px;
  margin: 0;
  place-items: center;
  border: 1px solid rgba(111, 82, 31, 0.18);
  border-radius: 50%;
  background: rgba(250, 247, 239, 0.9);
  color: var(--gold-deep);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.96rem;
  box-shadow: 0 5px 18px rgba(35, 28, 16, 0.12);
  backdrop-filter: blur(8px);
}

[dir="rtl"] .choice-index {
  right: 12px;
  left: auto;
}

.choice-copy {
  display: flex;
  min-height: 96px;
  flex-direction: column;
  justify-content: center;
  padding: 16px 18px 18px;
}

.choice-copy strong,
.choice-copy small {
  display: block;
}

.choice-content small {
  margin-top: 5px;
  color: var(--muted);
}

.identity-strip {
  border-bottom: 1px solid var(--line);
  background: #ede7da;
}

.identity-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.95fr) minmax(220px, 0.55fr);
  gap: 34px;
  align-items: center;
  padding-top: 32px;
  padding-bottom: 32px;
}

.identity-heading {
  display: flex;
  align-items: center;
  gap: 16px;
}

.identity-heading h2 {
  max-width: 470px;
  margin: 4px 0 0;
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  line-height: 1.25;
}

.identity-heading .eyebrow {
  margin: 0;
}

.identity-mark {
  display: grid;
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid var(--gold-deep);
  border-radius: 50%;
  color: var(--gold-deep);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.2rem;
}

.identity-grid > p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.identity-privacy {
  padding-left: 22px;
  border-left: 1px solid #cbbfaa;
}

[dir="rtl"] .identity-privacy {
  padding-right: 22px;
  padding-left: 0;
  border-right: 1px solid #cbbfaa;
  border-left: 0;
}

.identity-privacy strong,
.identity-privacy span {
  display: block;
}

.identity-privacy strong {
  font-size: 0.82rem;
}

.identity-privacy span {
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.72rem;
}

.spot-price-section {
  padding: 48px 0 0;
  background: var(--paper);
}

.spot-price-card {
  padding: clamp(24px, 4vw, 42px);
  border: 1px solid #c9b98f;
  border-radius: 26px;
  background:
    radial-gradient(circle at 92% 8%, rgba(221, 194, 127, 0.18), transparent 28%),
    var(--ink);
  color: var(--white);
  box-shadow: 0 22px 60px rgba(24, 22, 16, 0.14);
}

.spot-price-heading {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  justify-content: space-between;
}

.spot-price-heading h2 {
  margin: 5px 0 0;
  color: var(--white);
  font-size: clamp(1.45rem, 3vw, 2.35rem);
}

.spot-price-heading .eyebrow {
  margin: 0;
  color: var(--gold-light);
}

.spot-status {
  flex: 0 0 auto;
  padding: 7px 11px;
  border: 1px solid rgba(221, 194, 127, 0.35);
  border-radius: 999px;
  background: rgba(221, 194, 127, 0.08);
  color: var(--gold-light);
  font-size: 0.66rem;
  font-weight: 750;
  letter-spacing: 0.04em;
}

.spot-price-main {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 0.78fr;
  gap: 1px;
  margin-top: 32px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  background: rgba(255, 255, 255, 0.13);
}

.spot-price-main > div {
  min-width: 0;
  padding: 22px;
  background: var(--ink-soft);
}

.spot-price-main span,
.spot-price-main strong {
  display: block;
}

.spot-price-main span {
  color: rgba(255, 255, 255, 0.52);
  font-size: 0.7rem;
}

.spot-quote strong {
  margin-top: 5px;
  color: var(--gold-light);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.5rem, 4vw, 2.45rem);
  line-height: 1.15;
}

.spot-updated strong {
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.78rem;
}

.spot-updated small {
  display: block;
  margin-top: 7px;
  color: rgba(255, 255, 255, 0.42);
  font-size: 0.62rem;
  line-height: 1.4;
}

.spot-local-quote {
  background: #302b21 !important;
}

.spot-purity-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
  margin-top: 14px;
}

.spot-purity-grid > div {
  padding: 13px 14px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.045);
}

.spot-purity-grid span,
.spot-purity-grid strong {
  display: block;
}

.spot-purity-grid span {
  color: rgba(255, 255, 255, 0.48);
  font-size: 0.64rem;
}

.spot-purity-grid strong {
  margin-top: 4px;
  color: var(--white);
  font-size: 0.78rem;
}

.spot-price-foot {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  justify-content: space-between;
  margin-top: 18px;
}

.spot-price-foot p {
  max-width: 720px;
  margin: 0;
  color: rgba(255, 255, 255, 0.48);
  font-size: 0.68rem;
}

.spot-price-foot a {
  flex: 0 0 auto;
  color: var(--gold-light);
  font-size: 0.68rem;
}

.estimator-details {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 18px;
}

.estimator-details[hidden],
.progressive-weight-step[hidden],
.result-card[hidden] {
  display: none;
}

.valuation-progress {
  margin-bottom: 28px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.66);
}

.progress-meta {
  display: flex;
  gap: 18px;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
}

.progress-meta span {
  color: var(--gold-deep);
  font-weight: 800;
}

.progress-track {
  overflow: hidden;
  height: 5px;
  margin-top: 12px;
  border-radius: 99px;
  background: #ded6c7;
}

.progress-track span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold-light));
  transition: width 280ms ease;
}

.valuation-progress ol {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin: 11px 0 0;
  padding: 0;
  list-style: none;
}

.valuation-progress li {
  color: #9a958b;
  font-size: 0.65rem;
}

.valuation-progress li.is-complete,
.valuation-progress li.is-current {
  color: var(--gold-deep);
  font-weight: 750;
}

.progressive-weight-step {
  margin-top: 26px;
  padding-top: 2px;
  animation: reveal-step 240ms ease both;
}

@keyframes reveal-step {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.estimator-details > .form-block,
.result-card {
  min-width: 0;
  padding: clamp(24px, 4vw, 44px);
  border-radius: 24px;
}

.estimator-details > .form-block {
  background: var(--white);
  box-shadow: var(--shadow);
}

.field + .field {
  margin-top: 26px;
}

.field label:not(.purity-grid label),
.field-label {
  display: block;
  margin-bottom: 9px;
  font-weight: 700;
}

.field > small,
.error-message {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.76rem;
}

.error-message {
  min-height: 1.2em;
  color: var(--danger);
}

select,
input[type="number"] {
  width: 100%;
  min-height: 52px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--paper);
  color: var(--ink);
  padding: 12px 14px;
  font-size: 16px;
}

select:focus,
input[type="number"]:focus {
  border-color: var(--gold-deep);
}

.purity-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 7px;
}

.purity-grid label {
  cursor: pointer;
}

.purity-grid span {
  min-height: 58px;
  display: grid;
  place-items: center;
  align-content: center;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--paper);
  font-weight: 750;
  line-height: 1.1;
}

.purity-grid small {
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.62rem;
  font-weight: 500;
}

.purity-grid input:checked + span {
  border-color: var(--gold-deep);
  background: #f2e6c8;
  color: #392a0e;
}

.input-with-unit {
  position: relative;
}

.input-with-unit input {
  padding-right: 74px;
}

.input-with-unit > span {
  position: absolute;
  top: 50%;
  right: 14px;
  transform: translateY(-50%);
  color: var(--muted);
  font-size: 0.8rem;
}

.form-block .button-full {
  margin-top: 28px;
}

.result-card {
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(circle at 90% 10%, rgba(221, 194, 127, 0.14), transparent 36%),
    var(--ink);
  color: var(--white);
}

.result-topline {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.status-dot::before {
  content: "";
  width: 7px;
  height: 7px;
  display: inline-block;
  margin-right: 7px;
  border-radius: 50%;
  background: var(--gold-light);
}

.result-content {
  min-height: 230px;
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: center;
  padding: 28px 0;
}

.result-kicker {
  margin: 0 0 8px;
  color: var(--gold-light);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.result-content h3 {
  max-width: 560px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2rem, 5vw, 4.2rem);
  font-weight: 400;
  line-height: 1;
}

.result-content > p:last-child {
  max-width: 500px;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.6);
}

.result-breakdown {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: rgba(255, 255, 255, 0.13);
  border: 1px solid rgba(255, 255, 255, 0.13);
}

.result-breakdown[hidden] {
  display: none;
}

.result-breakdown > div {
  min-width: 0;
  padding: 15px;
  background: var(--ink-soft);
}

.result-breakdown span,
.result-breakdown strong {
  display: block;
}

.result-breakdown span {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.65rem;
}

.result-breakdown strong {
  margin-top: 5px;
  color: var(--gold-light);
  font-size: 0.8rem;
}

.result-disclaimer {
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.47);
  font-size: 0.67rem;
}

.result-actions {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.13);
}

.result-actions[hidden] {
  display: none;
}

.result-actions p {
  margin: 0 0 12px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.76rem;
  font-weight: 700;
}

.result-actions > div {
  display: flex;
  gap: 10px;
}

.result-actions .button {
  min-height: 44px;
  padding: 10px 14px;
  font-size: 0.7rem;
}

.result-actions .button-outline {
  border-color: rgba(255, 255, 255, 0.28);
  color: var(--white);
}

.personal-result,
.deduction-simulator {
  margin-top: 20px;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  background: rgba(255, 255, 255, 0.045);
}

.personal-result[hidden],
.deduction-simulator[hidden] {
  display: none;
}

.personal-result h4,
.deduction-heading h4 {
  margin: 5px 0 0;
  color: var(--white);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.15rem;
}

.personal-result p,
.deduction-simulator > p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.75rem;
}

.deduction-heading {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  justify-content: space-between;
}

.deduction-heading output {
  color: var(--gold-light);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.8rem;
}

.deduction-simulator input[type="range"] {
  width: 100%;
  margin: 24px 0 16px;
  accent-color: var(--gold-light);
}

.deduction-values {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: rgba(255, 255, 255, 0.12);
}

.deduction-values > div {
  min-width: 0;
  padding: 12px;
  background: var(--ink-soft);
}

.deduction-values span,
.deduction-values strong {
  display: block;
}

.deduction-values span {
  color: rgba(255, 255, 255, 0.44);
  font-size: 0.62rem;
}

.deduction-values strong {
  margin-top: 5px;
  color: var(--gold-light);
  font-size: 0.78rem;
}

.local-processing-note {
  display: flex;
  gap: 9px;
  align-items: flex-start;
  margin: 13px 0 0;
  color: var(--muted);
  font-size: 0.7rem;
  line-height: 1.45;
}

.local-processing-note > span:first-child {
  color: #70836a;
  font-size: 0.58rem;
  transform: translateY(3px);
}

.hallmark-section {
  padding: 110px 0;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(circle at 12% 22%, rgba(185, 147, 72, 0.12), transparent 30%),
    var(--cream);
}

.hallmark-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(420px, 1.2fr);
  gap: 86px;
  align-items: center;
}

.hallmark-tip {
  display: grid;
  gap: 5px;
  margin-top: 28px;
  padding: 18px 20px;
  border-left: 3px solid var(--gold);
  background: rgba(255, 255, 255, 0.6);
}

[dir="rtl"] .hallmark-tip {
  border-right: 3px solid var(--gold);
  border-left: 0;
}

.hallmark-tip strong {
  font-size: 0.76rem;
  letter-spacing: 0.04em;
}

.hallmark-tip span {
  color: var(--muted);
  font-size: 0.78rem;
}

.hallmark-card {
  overflow: hidden;
  border: 1px solid #cfc5b1;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow);
}

.hallmark-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
  align-items: center;
  padding: 15px 24px;
  border-bottom: 1px solid var(--line);
}

.hallmark-row strong {
  color: var(--gold-deep);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.35rem;
  letter-spacing: 0.08em;
}

.hallmark-head {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.66rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hallmark-warning {
  margin: 0;
  padding: 18px 24px;
  background: #e7dfcf;
  color: var(--muted);
  font-size: 0.7rem;
}

.beyond-melt,
.standards-section {
  padding: 120px 0;
  background: var(--ink);
  color: var(--white);
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.76fr) minmax(0, 1.24fr);
  gap: 90px;
}

.value-list {
  border-top: 1px solid rgba(255, 255, 255, 0.16);
}

.value-list article {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 22px;
  padding: 26px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.value-list article > span {
  color: var(--gold-light);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.4rem;
}

.value-list p {
  margin: 7px 0 0;
  color: rgba(255, 255, 255, 0.58);
}

.process-section,
.faq-section {
  padding: 120px 0;
  background: var(--paper);
}

.centered {
  max-width: 760px;
  margin: 0 auto 56px;
  text-align: center;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.process-grid article {
  min-width: 0;
  padding: 40px 34px 42px;
}

.process-grid article + article {
  border-left: 1px solid var(--line);
}

.process-number {
  display: block;
  margin-bottom: 58px;
  color: var(--gold-deep);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2.3rem;
}

.process-grid p {
  margin: 13px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.standards-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 90px;
}

.standards-intro > p:last-child {
  max-width: 480px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.58);
}

.standards-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.standards-list li {
  min-width: 0;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 17px;
  align-items: start;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.035);
}

.check {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(221, 194, 127, 0.5);
  border-radius: 50%;
  color: var(--gold-light);
}

.standards-list strong,
.standards-list small {
  display: block;
}

.standards-list small {
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.78rem;
}

.proof-section {
  padding: 100px 0;
  background: var(--cream);
}

.offer-section {
  padding: 115px 0;
  background: var(--paper);
}

.offer-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(420px, 1.18fr);
  gap: 86px;
  align-items: start;
}

.offer-copy > p:not(.eyebrow) {
  max-width: 520px;
  color: var(--muted);
}

.check-progress {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-top: 30px;
}

.progress-ring {
  display: grid;
  width: 66px;
  height: 66px;
  flex: 0 0 auto;
  place-items: center;
  border: 6px solid #ddd4c2;
  border-radius: 50%;
  color: var(--gold-deep);
  font-size: 0.78rem;
  font-weight: 800;
}

.check-progress strong,
.check-progress span {
  display: block;
}

.check-progress span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.75rem;
}

.offer-checklist {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  border: 0;
}

.offer-checklist label {
  position: relative;
  display: grid;
  min-height: 64px;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--white);
  cursor: pointer;
  transition: border-color 160ms ease, background-color 160ms ease, transform 160ms ease;
}

.offer-checklist label:hover {
  transform: translateY(-1px);
  border-color: #bca878;
}

.offer-checklist input {
  width: 22px;
  height: 22px;
  margin: 0;
  accent-color: var(--gold-deep);
}

.offer-checklist label:has(input:checked) {
  border-color: #9e854d;
  background: #f2ead8;
}

.offer-checklist label:has(input:checked) span {
  text-decoration: line-through;
  text-decoration-color: rgba(120, 93, 40, 0.45);
}

.offer-differences {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(420px, 1.3fr);
  gap: 86px;
  margin-top: 100px;
  padding-top: 90px;
  border-top: 1px solid var(--line);
}

.difference-list {
  border-top: 1px solid var(--line);
}

.difference-list details {
  border-bottom: 1px solid var(--line);
}

.difference-list summary {
  position: relative;
  padding: 22px 42px 22px 0;
  list-style: none;
  cursor: pointer;
  font-weight: 730;
}

[dir="rtl"] .difference-list summary {
  padding-right: 0;
  padding-left: 42px;
}

.difference-list summary::-webkit-details-marker {
  display: none;
}

.difference-list summary::after {
  content: "+";
  position: absolute;
  top: 18px;
  right: 4px;
  color: var(--gold-deep);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.4rem;
}

[dir="rtl"] .difference-list summary::after {
  right: auto;
  left: 4px;
}

.difference-list details[open] summary::after {
  content: "−";
}

.difference-list p {
  max-width: 680px;
  margin: -6px 0 22px;
  color: var(--muted);
  font-size: 0.86rem;
}

.proof-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 80px;
  align-items: center;
}

.proof-card {
  padding: clamp(26px, 5vw, 50px);
  border-left: 3px solid var(--gold);
  background: var(--white);
  box-shadow: var(--shadow);
}

.proof-card > p {
  margin: 0;
  color: var(--ink-soft);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  line-height: 1.35;
}

.proof-card ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.proof-card li {
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.72rem;
}

.directory-section {
  padding: 120px 0;
  background: #f8f5ed;
}

.directory-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: 80px;
  align-items: end;
}

.directory-heading > p {
  max-width: 650px;
  margin: 0;
  color: var(--muted);
}

.directory-notice {
  display: grid;
  grid-template-columns: minmax(150px, 0.28fr) minmax(0, 1fr);
  gap: 28px;
  margin-top: 42px;
  padding: 24px 28px;
  border: 1px solid #d8cda9;
  background: #fffaf0;
}

.directory-notice strong {
  color: var(--gold-deep);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.directory-notice p {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.directory-toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  margin: 42px 0 24px;
}

.directory-filter {
  width: min(100%, 430px);
}

.directory-filter label {
  color: var(--ink-soft);
  font-weight: 700;
}

#directory-count {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 0.78rem;
}

.directory-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.directory-card {
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding: 26px;
  border: 1px solid var(--line);
  background: var(--white);
  box-shadow: 0 12px 32px rgba(38, 30, 13, 0.06);
}

.directory-card-topline {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  align-items: center;
  margin-bottom: 28px;
}

.directory-tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 5px 9px;
  border: 1px solid #dfd5bb;
  border-radius: 999px;
  color: var(--gold-deep);
  font-size: 0.64rem;
  font-weight: 760;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.directory-tag-neutral {
  color: var(--muted);
}

.directory-card h3 {
  font-size: clamp(1.35rem, 2vw, 1.75rem);
}

.directory-address {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.directory-card-note {
  margin: 20px 0 24px;
  color: var(--muted);
  font-size: 0.76rem;
}

.directory-card .button {
  width: 100%;
  margin-top: auto;
}

.directory-card .button-outline {
  border-color: #b9aa82;
  color: var(--ink);
}

.directory-card .button-outline:hover {
  background: #f4ecd8;
}

.directory-source-note {
  margin: 12px 0 0;
  color: #888274;
  font-size: 0.66rem;
  text-align: center;
}

.faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  gap: 90px;
}

.faq-list {
  border-top: 1px solid var(--line);
}

details {
  border-bottom: 1px solid var(--line);
}

summary {
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  cursor: pointer;
  font-weight: 720;
  list-style: none;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  content: "+";
  flex: 0 0 auto;
  color: var(--gold-deep);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.8rem;
  font-weight: 400;
}

details[open] summary::after {
  content: "−";
}

details p {
  margin: -4px 0 24px;
  padding-right: 50px;
  color: var(--muted);
}

.final-cta {
  padding: 76px 0;
  background: var(--gold);
  color: #1e180c;
}

.final-cta .eyebrow {
  color: #3e2c0d;
}

.final-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.final-cta h2 {
  max-width: 760px;
  font-size: clamp(2.3rem, 5vw, 4rem);
}

footer {
  padding: 70px 0 calc(34px + env(safe-area-inset-bottom));
  background: #11110f;
  color: rgba(255, 255, 255, 0.58);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1.2fr;
  gap: 52px;
}

.footer-grid p {
  max-width: 380px;
  margin: 12px 0 0;
  font-size: 0.78rem;
}

.footer-grid strong,
.footer-brand {
  color: var(--white);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  margin-top: 58px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.72rem;
}

.footer-bottom a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.mobile-action {
  display: none;
}

[dir="rtl"] body {
  font-family: Tahoma, Arial, ui-sans-serif, sans-serif;
}

[lang="zh-Hant"] body {
  font-family: "PingFang TC", "Microsoft JhengHei", ui-sans-serif, sans-serif;
}

[lang="ja"] body {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, ui-sans-serif, sans-serif;
}

[lang="ko"] body {
  font-family: "Apple SD Gothic Neo", "Malgun Gothic", ui-sans-serif, sans-serif;
}

[dir="rtl"] .hero-grid {
  direction: ltr;
}

[dir="rtl"] .hero-copy,
[dir="rtl"] .hero-note {
  direction: rtl;
  text-align: right;
}

[dir="rtl"] .hero-actions,
[dir="rtl"] .hero-assurances {
  justify-content: flex-start;
}

[dir="rtl"] .hero-assurances li::before {
  margin-right: 0;
  margin-left: 9px;
}

[dir="rtl"] .input-with-unit input {
  padding-right: 14px;
  padding-left: 74px;
}

[dir="rtl"] .input-with-unit > span {
  right: auto;
  left: 14px;
}

[dir="rtl"] summary::after {
  margin-right: auto;
}

[dir="rtl"] .directory-card,
[dir="rtl"] .directory-notice,
[dir="rtl"] .directory-heading {
  text-align: right;
}

@media (max-width: 900px) {
  nav {
    display: none;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 30px;
  }

  .hero-note {
    max-width: 480px;
  }

  .item-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .estimator-details,
  .split-layout,
  .standards-grid,
  .proof-grid,
  .hallmark-layout,
  .offer-layout,
  .offer-differences,
  .directory-heading,
  .faq-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .split-layout,
  .standards-grid,
  .proof-grid,
  .hallmark-layout,
  .offer-layout,
  .offer-differences,
  .directory-heading,
  .faq-grid {
    gap: 48px;
  }

  .identity-grid {
    grid-template-columns: 1fr 1fr;
  }

  .spot-price-main {
    grid-template-columns: 1fr 1fr;
  }

  .spot-updated {
    grid-column: auto;
  }

  .spot-purity-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .identity-privacy {
    grid-column: 1 / -1;
    padding: 16px 0 0;
    border-top: 1px solid #cbbfaa;
    border-left: 0;
  }

  .spot-price-section {
    padding-top: 24px;
  }

  .spot-price-card {
    padding: 22px 16px;
    border-radius: 18px;
  }

  .spot-price-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }

  .spot-price-main {
    grid-template-columns: 1fr;
    margin-top: 24px;
  }

  .spot-updated {
    grid-column: auto;
  }

  .result-actions > div {
    flex-direction: column;
  }

  .result-actions .button {
    width: 100%;
  }

  .valuation-progress {
    padding: 15px;
  }

  .valuation-progress li {
    font-size: 0.58rem;
  }

  .deduction-values {
    grid-template-columns: 1fr;
  }

  .personal-result,
  .deduction-simulator {
    padding: 16px;
  }

  .spot-purity-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .spot-price-foot {
    flex-direction: column;
    gap: 10px;
  }

  [dir="rtl"] .identity-privacy {
    padding: 16px 0 0;
    border-top: 1px solid #cbbfaa;
    border-right: 0;
  }

  .offer-differences {
    margin-top: 74px;
    padding-top: 68px;
  }

  .directory-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-grid > div:last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  body {
    padding-bottom: calc(68px + env(safe-area-inset-bottom));
  }

  .container {
    width: min(100% - 24px, 1180px);
  }

  .header-inner {
    min-height: 68px;
  }

  .header-inner > .button {
    display: none;
  }

  .header-inner {
    gap: 12px;
  }

  .locale-controls {
    margin-left: auto;
  }

  [dir="rtl"] .locale-controls {
    margin-right: auto;
    margin-left: 0;
  }

  .locale-controls select {
    min-width: 104px;
    max-width: 132px;
  }

  h1 {
    font-size: clamp(2.25rem, 10.5vw, 3.35rem);
  }

  .hero {
    min-height: auto;
  }

  .hero::before {
    background:
      linear-gradient(180deg, rgba(12, 12, 11, 0.9) 0%, rgba(12, 12, 11, 0.72) 38%, rgba(12, 12, 11, 0.98) 78%),
      linear-gradient(90deg, rgba(12, 12, 11, 0.7), rgba(12, 12, 11, 0.16));
  }

  .hero-media {
    background-position: 64% center;
  }

  .hero-grid {
    min-height: 650px;
    align-content: end;
    padding-top: calc(84px + env(safe-area-inset-top));
    padding-bottom: 22px;
  }

  .hero-copy {
    align-self: end;
    padding-top: 0;
  }

  .hero-lede {
    margin-top: 14px;
    font-size: 0.95rem;
  }

  .hero-quick-start {
    margin-top: 20px;
  }

  .hero-quick-heading {
    margin-bottom: 9px;
  }

  .hero-quick-heading .microcopy {
    font-size: 0.68rem;
  }

  .hero-quick-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 7px;
  }

  .hero-quick-grid a {
    min-height: 58px;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    justify-content: initial;
    gap: 9px;
    padding: 9px 10px;
    border-radius: 11px;
  }

  .hero-quick-grid a strong {
    font-size: 0.78rem;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
    margin-top: 26px;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-assurances {
    display: flex;
    gap: 7px 14px;
    margin-top: 16px;
    font-size: 0.7rem;
  }

  .hero-note {
    display: none;
  }

  .estimator-section,
  .hallmark-section,
  .beyond-melt,
  .process-section,
  .standards-section,
  .offer-section,
  .proof-section,
  .directory-section,
  .faq-section {
    padding: 82px 0;
  }

  .estimator-section {
    padding: 38px 0 72px;
  }

  .estimator-heading {
    gap: 12px;
    margin-bottom: 22px;
  }

  .estimator-heading h2 {
    font-size: clamp(1.85rem, 8vw, 2.4rem);
  }

  .estimator-heading > p {
    display: none;
  }

  .identity-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    padding-top: 25px;
    padding-bottom: 25px;
  }

  .identity-grid > p {
    padding-left: 60px;
  }

  [dir="rtl"] .identity-grid > p {
    padding-right: 60px;
    padding-left: 0;
  }

  .identity-privacy {
    grid-column: auto;
    margin-top: 2px;
  }

  .hallmark-layout,
  .offer-layout,
  .offer-differences {
    gap: 38px;
  }

  .hallmark-card {
    border-radius: 18px;
  }

  .hallmark-row {
    gap: 8px;
    padding: 13px 15px;
  }

  .hallmark-warning {
    padding: 15px;
  }

  .offer-differences {
    margin-top: 62px;
    padding-top: 58px;
  }

  .check-progress {
    margin-top: 24px;
  }

  .offer-checklist label {
    min-height: 58px;
    padding: 12px 14px;
  }

  .directory-notice {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .directory-toolbar {
    align-items: stretch;
    flex-direction: column;
    gap: 10px;
  }

  .directory-filter {
    width: 100%;
  }

  #directory-count {
    margin: 0;
  }

  .directory-grid {
    grid-template-columns: 1fr;
  }

  .estimator-heading {
    grid-template-columns: 1fr;
    gap: 18px;
    margin-bottom: 36px;
  }

  .estimator-heading > p {
    margin: 0;
  }

  .item-grid {
    gap: 8px;
  }

  .choice-content {
    min-height: 0;
    padding: 0;
    border-radius: 16px;
  }

  .choice-media {
    aspect-ratio: 1.25 / 1;
  }

  .choice-index {
    top: 9px;
    left: 9px;
    width: 34px;
    height: 34px;
    font-size: 0.78rem;
  }

  [dir="rtl"] .choice-index {
    right: 9px;
    left: auto;
  }

  .choice-copy {
    min-height: 84px;
    padding: 12px 13px 14px;
  }

  .choice-content strong {
    font-size: 0.91rem;
  }

  .choice-content small {
    font-size: 0.7rem;
  }

  .estimator-details > .form-block,
  .result-card {
    padding: 22px;
    border-radius: 18px;
  }

  .purity-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .result-breakdown {
    grid-template-columns: 1fr;
  }

  .result-content {
    min-height: 210px;
  }

  .process-grid {
    grid-template-columns: 1fr;
  }

  .process-grid article {
    padding: 30px 6px;
  }

  .process-grid article + article {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .process-number {
    margin-bottom: 22px;
  }

  .standards-list li {
    padding: 18px 16px;
  }

  .proof-card {
    padding: 26px 22px;
  }

  details p {
    padding-right: 8px;
  }

  .final-cta {
    padding: 62px 0;
  }

  .final-cta-inner {
    align-items: stretch;
    flex-direction: column;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-grid > div:last-child {
    grid-column: auto;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }

  .mobile-action {
    position: fixed;
    right: 12px;
    bottom: max(10px, env(safe-area-inset-bottom));
    left: 12px;
    z-index: 30;
    min-height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: var(--gold-light);
    color: #201a0c;
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.28);
    font-weight: 800;
    text-decoration: none;
  }
}

@media (max-width: 374px) {
  .container {
    width: min(100% - 20px, 1180px);
  }

  .brand {
    font-size: 0.68rem;
    letter-spacing: 0.13em;
  }

  .brand-mark {
    width: 34px;
  }

  h1 {
    font-size: 2.18rem;
  }

  .hero-grid {
    min-height: 630px;
  }

  .choice-content {
    min-height: 138px;
    padding: 14px;
  }
}

@media (orientation: landscape) and (max-height: 540px) {
  .site-header {
    position: absolute;
  }

  .hero-grid {
    min-height: 600px;
  }

  .mobile-action {
    right: 18px;
    bottom: 12px;
    left: auto;
    width: 230px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}