:root {
  --color-obsidian: #08090d;
  --color-smoked-plum: #1a111d;
  --color-deep-petrol: #0c2024;
  --color-mineral-green: #102a27;
  --color-ivory: #f3eee4;
  --color-muted-lilac: #a9a3ad;
  --color-aurora-copper: #d8785e;
  --color-aurora-copper-hover: #e18a72;
  --color-soft-teal: #69b5a3;
  --color-champagne-gold: #d9ba7a;

  --color-text: var(--color-muted-lilac);
  --color-heading: var(--color-ivory);
  --color-link: var(--color-aurora-copper);

  --font-sans: "Manrope", "Inter", "Avenir Next", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-serif: "Bodoni Moda", "Playfair Display", "Cormorant Garamond", Georgia, serif;

  --text-12: 0.75rem;
  --text-14: 0.875rem;
  --text-16: 1rem;
  --text-18: 1.125rem;
  --text-24: 1.5rem;
  --text-32: 2rem;
  --text-48: 3rem;
  --text-68: 4.25rem;

  --leading-tight: 0.98;
  --leading-heading: 1.02;
  --leading-subheading: 1.2;
  --leading-body: 1.55;
  --leading-compact: 1.45;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-18: 4.5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  --container-max: 75rem;
  --gutter-desktop: 2rem;
  --gutter-tablet: 1.5rem;
  --gutter-mobile: 1rem;

  --radius-none: 0;
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;

  --border-ivory: rgba(243, 238, 228, 0.14);
  --border-ivory-strong: rgba(243, 238, 228, 0.22);
  --border-gold: rgba(217, 186, 122, 0.28);
  --border-copper: rgba(216, 120, 94, 0.3);

  --surface-glass-plum: rgba(26, 17, 29, 0.68);
  --surface-glass-petrol: rgba(12, 32, 36, 0.68);
  --shadow-floating: 0 18px 50px rgba(0, 0, 0, 0.28);

  --transition-fast: 180ms ease-out;
}

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

html {
  min-width: 320px;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-12);
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background: var(--color-obsidian);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: var(--text-16);
  font-weight: 400;
  line-height: var(--leading-body);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main,
header,
footer,
section,
article,
aside,
nav,
figure,
blockquote,
fieldset {
  min-width: 0;
}

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

img,
video {
  height: auto;
}

svg {
  fill: currentColor;
}

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

button,
[type="button"],
[type="submit"],
[type="reset"] {
  cursor: pointer;
}

button:disabled,
input:disabled,
select:disabled,
textarea:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

textarea {
  min-height: 8rem;
  resize: vertical;
}

table {
  width: 100%;
  border-collapse: collapse;
  border-spacing: 0;
}

hr {
  height: 1px;
  margin: var(--space-8) 0;
  border: 0;
  background: var(--border-gold);
}

a {
  color: var(--color-link);
  text-decoration-color: rgba(216, 120, 94, 0.5);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
}

a:hover {
  color: var(--color-aurora-copper-hover);
  text-decoration-color: currentColor;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--color-champagne-gold);
  outline-offset: 3px;
}

::selection {
  background: var(--color-aurora-copper);
  color: var(--color-obsidian);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 var(--space-4);
  color: var(--color-heading);
  font-family: var(--font-serif);
  font-weight: 500;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.875rem, 7vw, 4.25rem);
  line-height: var(--leading-tight);
}

h2 {
  font-size: clamp(2.25rem, 5vw, 3rem);
  line-height: var(--leading-heading);
}

h3 {
  font-size: clamp(1.75rem, 3.5vw, 2rem);
  line-height: 1.08;
}

h4 {
  font-size: clamp(1.375rem, 2.6vw, 1.5rem);
  line-height: var(--leading-subheading);
}

h5,
h6 {
  font-family: var(--font-sans);
  font-size: var(--text-14);
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: var(--leading-compact);
  text-transform: uppercase;
}

p {
  margin: 0 0 var(--space-4);
}

ul,
ol {
  margin: 0 0 var(--space-4);
  padding-left: 1.25rem;
}

li::marker {
  color: var(--color-champagne-gold);
}

blockquote {
  margin: 0 0 var(--space-6);
  padding: var(--space-4) 0 var(--space-4) var(--space-6);
  border-left: 1px solid var(--border-gold);
  color: var(--color-ivory);
  font-family: var(--font-serif);
  font-size: clamp(1.375rem, 2.5vw, 1.75rem);
  line-height: 1.25;
}

figure {
  margin: 0 0 var(--space-6);
}

figcaption {
  margin-top: var(--space-3);
  color: var(--color-muted-lilac);
  font-size: var(--text-12);
  letter-spacing: 0.06em;
  line-height: 1.3;
}

dl {
  margin: 0 0 var(--space-6);
}

dt {
  color: var(--color-ivory);
  font-weight: 600;
}

dd {
  margin: 0 0 var(--space-3);
}

small {
  font-size: var(--text-12);
  line-height: 1.3;
}

strong {
  color: var(--color-ivory);
  font-weight: 600;
}

em {
  font-family: var(--font-serif);
}

label {
  display: inline-block;
  margin-bottom: var(--space-2);
  color: var(--color-ivory);
  font-size: var(--text-14);
  font-weight: 600;
  line-height: var(--leading-compact);
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--border-ivory);
  border-radius: var(--radius-sm);
  background: rgba(243, 238, 228, 0.04);
  color: var(--color-ivory);
  line-height: 1.4;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

input,
select {
  min-height: 2.75rem;
  padding: 0.6875rem var(--space-3);
}

textarea {
  padding: 0.6875rem var(--space-3);
}

input::placeholder,
textarea::placeholder {
  color: rgba(169, 163, 173, 0.72);
}

input:hover,
select:hover,
textarea:hover {
  border-color: var(--border-ivory-strong);
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--color-champagne-gold);
  background: rgba(243, 238, 228, 0.07);
  outline: none;
}

select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--color-muted-lilac) 50%),
    linear-gradient(135deg, var(--color-muted-lilac) 50%, transparent 50%);
  background-position: calc(100% - 1rem) 50%, calc(100% - 0.7rem) 50%;
  background-repeat: no-repeat;
  background-size: 0.3rem 0.3rem, 0.3rem 0.3rem;
  padding-right: 2.25rem;
}

fieldset {
  margin: 0 0 var(--space-6);
  padding: var(--space-4);
  border: 1px solid var(--border-ivory);
}

legend {
  padding: 0 var(--space-2);
  color: var(--color-ivory);
  font-size: var(--text-14);
  font-weight: 600;
}

.container {
  width: min(100% - (var(--gutter-desktop) * 2), var(--container-max));
  margin-inline: auto;
}

.container--wide {
  width: min(100% - (var(--gutter-desktop) * 2), 90rem);
  margin-inline: auto;
}

.container--full {
  width: 100%;
}

.flow > * {
  margin-block: 0;
}

.flow > * + * {
  margin-block-start: var(--space-4);
}

.flow--compact > * + * {
  margin-block-start: var(--space-3);
}

.flow--spacious > * + * {
  margin-block-start: var(--space-6);
}

.flow > :last-child {
  margin-block-end: 0;
}

.content-list {
  margin: 0 0 var(--space-4);
  padding-left: 1.25rem;
}

.content-list > .stack {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.stack > * {
  min-width: 0;
}

.stack--4 {
  gap: var(--space-1);
}

.stack--8 {
  gap: var(--space-2);
}

.stack--12 {
  gap: var(--space-3);
}

.stack--16 {
  gap: var(--space-4);
}

.stack--24 {
  gap: var(--space-6);
}

.cluster {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}

.cluster > * {
  min-width: 0;
}

.cluster--compact {
  gap: var(--space-2);
}

.cluster--spacious {
  gap: var(--space-6);
}

.surface-plum {
  background-color: var(--color-smoked-plum);
}

.surface-petrol {
  background-color: var(--color-deep-petrol);
}

.surface-green {
  background-color: var(--color-mineral-green);
}

.glass-panel {
  border: 1px solid rgba(243, 238, 228, 0.16);
  border-radius: var(--radius-sm);
  background: var(--surface-glass-plum);
  box-shadow: var(--shadow-floating);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.glass-panel--petrol {
  background: var(--surface-glass-petrol);
}

.card {
  min-width: 0;
  border: 1px solid var(--border-ivory);
  border-radius: var(--radius-md);
  background: rgba(243, 238, 228, 0.025);
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.card:hover {
  border-color: var(--border-gold);
  transform: translateY(-2px);
}

.card > :last-child {
  margin-bottom: 0;
}

.eyebrow,
.meta,
.section-index {
  color: var(--color-champagne-gold);
  font-size: var(--text-12);
  font-weight: 600;
  letter-spacing: 0.1em;
  line-height: 1.3;
  text-transform: uppercase;
}

.section-index {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.section-index::before {
  width: 1.5rem;
  height: 1px;
  background: currentColor;
  content: "";
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 1.75rem;
  padding: 0.25rem var(--space-2);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-sm);
  color: var(--color-champagne-gold);
  font-size: var(--text-12);
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.2;
  text-transform: uppercase;
}

.button,
button.button,
input[type="submit"],
input[type="button"],
input[type="reset"] {
  display: inline-flex;
  min-width: 0;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-aurora-copper);
  border-radius: var(--radius-sm);
  background: var(--color-aurora-copper);
  color: var(--color-obsidian);
  font-size: var(--text-14);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.button:hover,
button.button:hover,
input[type="submit"]:hover,
input[type="button"]:hover,
input[type="reset"]:hover {
  border-color: var(--color-aurora-copper-hover);
  background: var(--color-aurora-copper-hover);
  color: var(--color-obsidian);
  transform: translateY(-1px);
}

.button--secondary {
  border-color: var(--border-ivory-strong);
  background: transparent;
  color: var(--color-ivory);
}

.button--secondary:hover {
  border-color: var(--color-ivory);
  background: rgba(243, 238, 228, 0.06);
  color: var(--color-ivory);
}

.arrow-mark {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-aurora-copper);
  font-size: var(--text-14);
  font-weight: 700;
  line-height: 1.35;
  text-decoration: none;
}

.rt-ribbon {
  min-height: 2rem;
  overflow-x: auto;
  border-bottom: 1px solid var(--border-ivory);
  background: var(--color-smoked-plum);
  color: var(--color-muted-lilac);
  font-size: var(--text-12);
  letter-spacing: 0.08em;
  line-height: 1.3;
  text-transform: uppercase;
  scrollbar-width: thin;
}

.rt-ribbon > * {
  display: flex;
  min-height: 2rem;
  align-items: center;
  white-space: nowrap;
}

.rt-brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-ivory);
  text-decoration: none;
}

.rt-brand:hover {
  color: var(--color-ivory);
}

.rt-brand__mark {
  display: grid;
  width: 2.625rem;
  height: 2.625rem;
  flex: 0 0 2.625rem;
  place-items: center;
  border: 1px solid var(--color-champagne-gold);
  box-shadow: inset 0 0 0 0.25rem var(--color-smoked-plum);
  background: var(--color-obsidian);
  color: var(--color-ivory);
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 600;
  line-height: 1;
}

.rt-brand__copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 0.1rem;
}

.rt-brand__name {
  color: var(--color-ivory);
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
}

.rt-brand__tagline {
  color: var(--color-muted-lilac);
  font-size: 0.625rem;
  letter-spacing: 0.08em;
  line-height: 1.25;
  text-transform: uppercase;
  white-space: nowrap;
}

@media (max-width: 63.9375rem) {
  .container,
  .container--wide {
    width: min(100% - (var(--gutter-tablet) * 2), var(--container-max));
  }

  h1 {
    font-size: clamp(2.75rem, 8vw, 3.75rem);
  }

  h2 {
    font-size: clamp(2.125rem, 6vw, 2.75rem);
  }
}

@media (max-width: 47.9375rem) {
  .container,
  .container--wide {
    width: min(100% - (var(--gutter-mobile) * 2), var(--container-max));
  }

  h1 {
    font-size: clamp(2.875rem, 12vw, 3.5rem);
    line-height: 1;
  }

  h2 {
    font-size: clamp(2.25rem, 10vw, 2.75rem);
  }

  h3 {
    font-size: clamp(1.625rem, 8vw, 2rem);
  }

  .rt-brand__mark {
    width: 2.25rem;
    height: 2.25rem;
    flex-basis: 2.25rem;
    font-size: 1.4rem;
  }

  .button,
  button.button,
  input[type="submit"],
  input[type="button"],
  input[type="reset"] {
    min-height: 2.75rem;
  }
}

@media (max-width: 24.375rem) {
  .rt-brand__tagline {
    display: none;
  }
}

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

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