:root {
  --color-creme-mineral: #F5F0E8;
  --color-vert-cypres: #2F4F3A;
  --color-rose-argile: #C48B7A;
  --color-rouge-profond: #8B2E2E;
  --color-aubergine: #4A2C3A;
  --color-graphite: #2E2E2E;
  --color-blanc-casse: #FFFFFF;
  --color-gris-pierre: #6B6B6B;
  --color-graphite-20: rgba(46, 46, 46, 0.2);
  --color-graphite-40: rgba(46, 46, 46, 0.4);
  --color-graphite-30: rgba(46, 46, 46, 0.3);
  --color-aubergine-90: rgba(74, 44, 58, 0.9);

  --font-heading: "Cormorant Garamond", serif;
  --font-body: "Inter", sans-serif;

  --text-display-size: clamp(3rem, 5vw, 4.5rem);
  --text-display-line-height: 1.1;
  --text-display-letter-spacing: -0.02em;
  --text-display-weight: 300;

  --text-h1-size: clamp(2.25rem, 4vw, 3rem);
  --text-h1-line-height: 1.15;
  --text-h1-letter-spacing: -0.01em;
  --text-h1-weight: 400;

  --text-h2-size: clamp(1.75rem, 3vw, 2.25rem);
  --text-h2-line-height: 1.2;
  --text-h2-letter-spacing: 0;
  --text-h2-weight: 400;

  --text-h3-size: 1.75rem;
  --text-h3-line-height: 1.25;
  --text-h3-letter-spacing: 0;
  --text-h3-weight: 500;

  --text-h4-size: 1.25rem;
  --text-h4-line-height: 1.3;
  --text-h4-letter-spacing: 0.01em;
  --text-h4-weight: 600;

  --text-body-large-size: 1.125rem;
  --text-body-large-line-height: 1.6;
  --text-body-large-letter-spacing: 0;
  --text-body-large-weight: 400;

  --text-body-size: 1rem;
  --text-body-line-height: 1.6;
  --text-body-letter-spacing: 0;
  --text-body-weight: 400;

  --text-small-size: 0.875rem;
  --text-small-line-height: 1.5;
  --text-small-letter-spacing: 0.01em;
  --text-small-weight: 400;

  --text-caption-size: 0.75rem;
  --text-caption-line-height: 1.4;
  --text-caption-letter-spacing: 0.02em;
  --text-caption-weight: 500;

  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  --container-max: 1200px;
  --container-padding-mobile: 1.5rem;
  --container-padding-desktop: 3rem;

  --section-spacing-mobile: 4rem;
  --section-spacing-desktop: 6rem;

  --radius-0: 0;
  --radius-2: 2px;
  --radius-4: 4px;

  --border-hairline: 1px solid var(--color-graphite-20);
  --border-architectural: 1px solid var(--color-vert-cypres);
  --border-form: 1px solid var(--color-graphite-40);

  --shadow-modal: 0 4px 12px rgba(46, 46, 46, 0.08);

  --transition-fast: 200ms ease-out;
  --transition-image: 300ms ease-out;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-body);
  font-size: var(--text-body-size);
  font-weight: var(--text-body-weight);
  line-height: var(--text-body-line-height);
  letter-spacing: var(--text-body-letter-spacing);
  color: var(--color-graphite);
  background-color: var(--color-creme-mineral);
  min-height: 100vh;
  min-width: 320px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  color: var(--color-graphite);
  font-weight: var(--text-h2-weight);
  line-height: var(--text-h2-line-height);
  letter-spacing: var(--text-h2-letter-spacing);
  margin-block-end: var(--space-md);
}

h1 {
  font-size: var(--text-h1-size);
  font-weight: var(--text-h1-weight);
  line-height: var(--text-h1-line-height);
  letter-spacing: var(--text-h1-letter-spacing);
  margin-block-end: var(--space-lg);
}

h2 {
  font-size: var(--text-h2-size);
  font-weight: var(--text-h2-weight);
  line-height: var(--text-h2-line-height);
  letter-spacing: var(--text-h2-letter-spacing);
  margin-block-end: var(--space-md);
}

h3 {
  font-size: var(--text-h3-size);
  font-weight: var(--text-h3-weight);
  line-height: var(--text-h3-line-height);
  letter-spacing: var(--text-h3-letter-spacing);
  margin-block-end: var(--space-sm);
}

h4 {
  font-family: var(--font-body);
  font-size: var(--text-h4-size);
  font-weight: var(--text-h4-weight);
  line-height: var(--text-h4-line-height);
  letter-spacing: var(--text-h4-letter-spacing);
  margin-block-end: var(--space-sm);
}

h5,
h6 {
  font-size: var(--text-body-size);
  font-weight: 500;
  line-height: var(--text-body-line-height);
  margin-block-end: var(--space-xs);
}

p {
  font-size: var(--text-body-size);
  line-height: var(--text-body-line-height);
  letter-spacing: var(--text-body-letter-spacing);
  margin-block-end: var(--space-md);
}

ul,
ol {
  margin-block-end: var(--space-md);
  padding-inline-start: var(--space-lg);
}

ul ul,
ol ol,
ul ol,
ol ul {
  margin-block-end: 0;
}

li {
  line-height: var(--text-body-line-height);
}

blockquote {
  margin-block-end: var(--space-md);
  padding-inline-start: var(--space-lg);
  border-inline-start: 2px solid var(--color-vert-cypres);
  font-style: italic;
  color: var(--color-gris-pierre);
}

figure {
  margin-block-end: var(--space-md);
}

figcaption {
  font-size: var(--text-small-size);
  line-height: var(--text-small-line-height);
  letter-spacing: var(--text-small-letter-spacing);
  color: var(--color-gris-pierre);
  margin-block-start: var(--space-xs);
}

address {
  font-style: normal;
}

a {
  color: var(--color-vert-cypres);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  transition: color var(--transition-fast), text-decoration-thickness var(--transition-fast);
}

a:hover,
a:focus-visible {
  color: var(--color-rouge-profond);
  text-decoration-thickness: 2px;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-vert-cypres);
  outline-offset: 2px;
}

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

input,
button,
textarea,
select {
  font: inherit;
  letter-spacing: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
  -webkit-appearance: none;
  appearance: none;
}

fieldset {
  border: none;
  padding: 0;
  margin: 0;
}

legend {
  padding: 0;
  font-size: var(--text-body-size);
  font-weight: 500;
  margin-block-end: var(--space-sm);
}

label {
  display: block;
  font-size: var(--text-small-size);
  font-weight: 500;
  letter-spacing: var(--text-small-letter-spacing);
  margin-block-end: var(--space-xs);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="url"],
input[type="search"],
input[type="number"],
input[type="password"],
input[type="date"],
input[type="time"],
select,
textarea {
  width: 100%;
  background-color: var(--color-blanc-casse);
  border: var(--border-form);
  border-radius: var(--radius-2);
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-body-size);
  line-height: var(--text-body-line-height);
  color: var(--color-graphite);
  transition: border-color var(--transition-fast);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
input[type="url"]:focus,
input[type="search"]:focus,
input[type="number"]:focus,
input[type="password"]:focus,
input[type="date"]:focus,
input[type="time"]:focus,
select:focus,
textarea:focus {
  border-color: var(--color-vert-cypres);
  outline: none;
}

input::placeholder,
textarea::placeholder {
  color: var(--color-gris-pierre);
  opacity: 1;
}

textarea {
  resize: vertical;
  min-height: 120px;
}

select {
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%232E2E2E' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-md) center;
  padding-inline-end: var(--space-2xl);
}

hr {
  border: none;
  border-top: var(--border-hairline);
  margin-block: var(--space-lg);
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-block-end: var(--space-md);
  font-size: var(--text-small-size);
  line-height: var(--text-small-line-height);
}

th,
td {
  text-align: start;
  padding: var(--space-sm) var(--space-md);
  border-bottom: var(--border-hairline);
}

th {
  font-weight: 600;
  color: var(--color-graphite);
}

caption {
  font-size: var(--text-caption-size);
  text-transform: uppercase;
  letter-spacing: var(--text-caption-letter-spacing);
  color: var(--color-gris-pierre);
  text-align: start;
  margin-block-end: var(--space-sm);
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding-mobile);
}

.section {
  padding-block: var(--section-spacing-mobile);
}

.section-header {
  margin-block-end: var(--space-2xl);
}

.section-number {
  font-family: var(--font-body);
  font-size: var(--text-caption-size);
  font-weight: 300;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gris-pierre);
  margin-block-end: var(--space-xs);
}

.display {
  font-family: var(--font-heading);
  font-size: var(--text-display-size);
  font-weight: var(--text-display-weight);
  line-height: var(--text-display-line-height);
  letter-spacing: var(--text-display-letter-spacing);
  color: var(--color-graphite);
  margin-block-end: var(--space-lg);
}

.lead {
  font-size: var(--text-body-large-size);
  line-height: var(--text-body-large-line-height);
  letter-spacing: var(--text-body-large-letter-spacing);
  font-weight: var(--text-body-large-weight);
  margin-block-end: var(--space-lg);
}

.small {
  font-size: var(--text-small-size);
  line-height: var(--text-small-line-height);
  letter-spacing: var(--text-small-letter-spacing);
}

.caption {
  font-size: var(--text-caption-size);
  line-height: var(--text-caption-line-height);
  letter-spacing: var(--text-caption-letter-spacing);
  font-weight: var(--text-caption-weight);
  text-transform: uppercase;
  color: var(--color-gris-pierre);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-family: var(--font-body);
  font-size: var(--text-body-size);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: var(--text-body-letter-spacing);
  text-decoration: none;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-0);
  border: 1px solid transparent;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
  min-height: 44px;
}

.btn-primary {
  background-color: var(--color-vert-cypres);
  border-color: var(--color-vert-cypres);
  color: var(--color-creme-mineral);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background-color: color-mix(in srgb, var(--color-vert-cypres) 90%, black);
  border-color: color-mix(in srgb, var(--color-vert-cypres) 90%, black);
  color: var(--color-creme-mineral);
  text-decoration: none;
}

.btn-secondary {
  background-color: transparent;
  border-color: var(--color-vert-cypres);
  color: var(--color-vert-cypres);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  background-color: var(--color-vert-cypres);
  border-color: var(--color-vert-cypres);
  color: var(--color-creme-mineral);
  text-decoration: none;
}

.btn-critical {
  background-color: var(--color-rouge-profond);
  border-color: var(--color-rouge-profond);
  color: var(--color-blanc-casse);
}

.btn-critical:hover,
.btn-critical:focus-visible {
  background-color: color-mix(in srgb, var(--color-rouge-profond) 90%, black);
  border-color: color-mix(in srgb, var(--color-rouge-profond) 90%, black);
  color: var(--color-blanc-casse);
  text-decoration: none;
}

.btn-sm {
  font-size: var(--text-small-size);
  padding: var(--space-xs) var(--space-md);
  min-height: 36px;
}

.btn-lg {
  font-size: var(--text-body-large-size);
  padding: var(--space-md) var(--space-xl);
  min-height: 52px;
}

.card {
  background-color: var(--color-blanc-casse);
  border: var(--border-hairline);
  border-radius: var(--radius-2);
  padding: var(--space-lg);
  transition: border-color var(--transition-fast);
}

.card:hover {
  border-color: var(--color-vert-cypres);
}

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

.arch-frame {
  border: var(--border-architectural);
  border-radius: var(--radius-0);
  overflow: hidden;
}

.arch-frame-top {
  border: var(--border-architectural);
  border-radius: 50% 50% 0 0;
  overflow: hidden;
}

.arch-frame-top img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-image);
}

.arch-frame-top:hover img {
  transform: scale(1.02);
}

.surface-dark {
  background-color: var(--color-aubergine);
  color: var(--color-creme-mineral);
}

.surface-dark h1,
.surface-dark h2,
.surface-dark h3,
.surface-dark h4,
.surface-dark h5,
.surface-dark h6 {
  color: var(--color-creme-mineral);
}

.surface-dark a {
  color: var(--color-rose-argile);
}

.surface-dark a:hover,
.surface-dark a:focus-visible {
  color: var(--color-creme-mineral);
}

.surface-dark .section-number,
.surface-dark .caption {
  color: var(--color-rose-argile);
}

.surface-dark p,
.surface-dark li,
.surface-dark blockquote {
  color: var(--color-creme-mineral);
}

.surface-cypres {
  background-color: var(--color-vert-cypres);
  color: var(--color-creme-mineral);
}

.surface-cypres h1,
.surface-cypres h2,
.surface-cypres h3,
.surface-cypres h4,
.surface-cypres h5,
.surface-cypres h6 {
  color: var(--color-creme-mineral);
}

.surface-cypres a {
  color: var(--color-rose-argile);
}

.surface-cypres a:hover,
.surface-cypres a:focus-visible {
  color: var(--color-creme-mineral);
}

.surface-cypres .section-number,
.surface-cypres .caption {
  color: var(--color-rose-argile);
}

.surface-cypres p,
.surface-cypres li,
.surface-cypres blockquote {
  color: var(--color-creme-mineral);
}

.flex {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  min-width: 0;
}

.flex > * {
  min-width: 0;
  flex-shrink: 1;
}

.flex-nowrap {
  flex-wrap: nowrap;
}

.flex-column {
  flex-direction: column;
}

.flex-center {
  align-items: center;
  justify-content: center;
}

.flex-between {
  align-items: center;
  justify-content: space-between;
}

.flex-start {
  align-items: flex-start;
}

.flex-end {
  align-items: flex-end;
}

.flex-stretch {
  align-items: stretch;
}

.flex-1 {
  flex: 1 1 0%;
  min-width: 0;
}

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

.flex-grow {
  flex: 1 0 auto;
  min-width: 0;
}

.flex-shrink-0 {
  flex-shrink: 0;
}

.grid {
  display: grid;
  gap: var(--space-xl);
  min-width: 0;
}

.grid > * {
  min-width: 0;
  min-height: 0;
}

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

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

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid-auto {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-gap-sm {
  gap: var(--space-md);
}

.grid-gap-lg {
  gap: var(--space-2xl);
}

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

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

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

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

.divider {
  border-top: var(--border-hairline);
  margin-block: var(--space-lg);
}

.divider-architectural {
  border-top: var(--border-architectural);
  margin-block: var(--space-lg);
}

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

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  z-index: 9999;
  background-color: var(--color-vert-cypres);
  color: var(--color-creme-mineral);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-2);
  text-decoration: none;
  font-weight: 500;
  transition: top var(--transition-fast);
}

.skip-link:focus-visible {
  top: var(--space-md);
  outline: 2px solid var(--color-creme-mineral);
  outline-offset: 2px;
  color: var(--color-creme-mineral);
  text-decoration: none;
}

:where(h1, h2, h3, h4, h5, h6, p, ul, ol, blockquote, figure, table):last-child {
  margin-block-end: 0;
}

@media (min-width: 768px) {
  .container {
    padding-inline: var(--container-padding-desktop);
  }

  .section {
    padding-block: var(--section-spacing-desktop);
  }
}

@media (max-width: 767px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

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

  .flex {
    gap: var(--space-sm);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}