@charset "UTF-8";

/* Maquette C — Studio (rail latéral) */

html { scroll-padding-top: 20px; }
:root { --rail: 248px; }
h2 { margin-bottom: 0; font-size: clamp(34px, 4vw, 58px); font-weight: 500; letter-spacing: -2px; }
h2 .serif { color: var(--blue); }

/* Rail */

.rail { position: fixed; z-index: 20; inset: 0 auto 0 0; display: flex; flex-direction: column; width: var(--rail); padding: 30px 26px; border-right: 1px solid var(--line); background: var(--paper); }
.rail .brand { font-size: 25px; }
.rail-nav { display: flex; flex-direction: column; gap: 2px; margin-top: 70px; }
.rail-nav a { display: flex; align-items: baseline; gap: 14px; padding: 11px 0; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 14px; transition: color .2s, padding .2s; }
.rail-nav a span { font-family: var(--serif); font-size: 13px; font-style: italic; }
.rail-nav a:hover, .rail-nav a.is-active { padding-left: 8px; color: var(--blue); }
.rail-nav a.is-active { font-weight: 600; }
.rail-foot { margin-top: auto; }
.rail-foot p { display: flex; align-items: center; gap: 9px; margin-bottom: 14px; color: var(--muted); font-size: 11px; }
.pro-dot { flex-shrink: 0; width: 8px; height: 8px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 0 4px var(--blue-soft); }
.rail-foot .button { width: 100%; }

.stage { margin-left: var(--rail); padding: 16px 16px 0; }

/* Héros plein écran */

.studio-hero { position: relative; display: flex; flex-direction: column; justify-content: space-between; min-height: calc(100vh - 32px); min-height: calc(100svh - 32px); padding: 48px; border-radius: 26px; overflow: hidden; background: var(--blue-deep); color: #fff; }
.hero-slides, .hero-slide, .hero-shade { position: absolute; inset: 0; }
.hero-slide { animation: appear .5s ease-out; }
.hero-slide img { width: 100%; height: 100%; object-fit: cover; }
.hero-shade { background: linear-gradient(90deg, rgba(19, 41, 75, .82), rgba(19, 41, 75, .25) 60%, rgba(19, 41, 75, .1)), linear-gradient(0deg, rgba(19, 41, 75, .7), transparent 40%); pointer-events: none; }
.studio-hero-copy, .studio-hero-bottom { position: relative; }
.studio-hero-copy { max-width: 640px; margin-top: 8vh; }
.studio-hero-copy .eyebrow { color: var(--blue-light); }
.studio-hero h1 { margin: 0 0 24px; font-size: clamp(64px, 8.5vw, 140px); font-weight: 600; letter-spacing: -.05em; line-height: .9; }
.studio-hero h1 .serif { color: var(--beige); font-weight: 400; }
.hero-sub { max-width: 430px; margin-bottom: 30px; color: #dbe4f1; font-size: 15px; line-height: 1.7; }
.studio-hero-bottom { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; }
.slide-info { display: flex; flex-direction: column; gap: 14px; }
.slide-info p { margin: 0; font-family: var(--serif); font-size: 22px; font-style: italic; }
.carousel-controls { display: flex; align-items: center; gap: 12px; }
.carousel-controls > span { font-size: 11px; font-variant-numeric: tabular-nums; }
.studio-hero .circle-button { color: #fff; }
.slide-thumbs { display: flex; gap: 10px; }
.slide-thumb { width: 92px; height: 66px; padding: 0; border: 2px solid transparent; border-radius: 12px; overflow: hidden; background: none; opacity: .6; transition: opacity .2s, border-color .2s, transform .2s; }
.slide-thumb img { width: 100%; height: 100%; object-fit: cover; }
.slide-thumb:hover { opacity: 1; transform: translateY(-3px); }
.slide-thumb[aria-current="true"] { border-color: var(--cream); opacity: 1; }
.slide-progress { position: absolute; left: 48px; right: 48px; bottom: 22px; height: 2px; background: rgba(255, 255, 255, .2); }
.slide-progress::after { content: ""; position: absolute; inset: 0; background: var(--cream); transform: scaleX(var(--progress, 0)); transform-origin: left; transition: transform .4s; }

/* Manifeste */

.manifesto { padding: 120px 48px 100px; }
.manifesto > p { max-width: 1100px; margin-bottom: 40px; font-size: clamp(30px, 3.6vw, 54px); font-weight: 400; letter-spacing: -1.6px; line-height: 1.2; }
.manifesto .serif { color: var(--blue); }
.manifesto .hl { padding: 0 .15em; border-radius: .2em; background: var(--beige); }
.manifesto-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.manifesto-tags li { padding: 9px 16px; border: 1px solid var(--line); border-radius: 30px; background: var(--paper); font-size: 12px; }

/* Sections */

.studio-section { padding: 90px 48px; }
.studio-heading { margin-bottom: 44px; }
.studio-heading .eyebrow { color: var(--blue); }
.studio-heading-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; }
.studio-heading-row > p { max-width: 300px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.7; }

.service-rows { border-top: 1px solid var(--ink); }
.service-row { display: grid; grid-template-columns: 140px 1fr 1fr 60px; align-items: center; gap: 30px; padding: 30px 20px; border-bottom: 1px solid var(--line); transition: background-color .25s, color .25s; }
.row-num { color: var(--sand); font-family: var(--serif); font-size: 72px; font-style: italic; line-height: 1; transition: color .25s; }
.service-row h3 { margin: 0; font-size: 30px; font-weight: 500; letter-spacing: -1px; }
.service-row p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.7; transition: color .25s; }
.row-arrow { justify-self: end; font-size: 30px; transition: transform .25s; }
.service-row:hover { background: var(--blue); color: #fff; }
.service-row:hover .row-num { color: var(--blue-light); }
.service-row:hover p { color: var(--blue-soft); }
.service-row:hover .row-arrow { transform: rotate(45deg); }

.realisations-band { margin-inline: -16px; padding-inline: 64px; background: var(--cream-deep); }
.realisation-masonry { columns: 3 260px; column-gap: 16px; }
.realisation-masonry .realisation-card { margin-bottom: 16px; break-inside: avoid; border-radius: 18px; overflow: hidden; }
.realisation-masonry .realisation-button { border-radius: 18px; }
.realisation-masonry .realisation-card:nth-child(3n+1) .realisation-button { aspect-ratio: 3 / 4; }
.realisation-masonry .realisation-card:nth-child(3n+2) .realisation-button { aspect-ratio: 1; }
.realisation-masonry .realisation-card:nth-child(3n) .realisation-button { aspect-ratio: 4 / 5; }
.realisation-masonry figcaption { position: absolute; left: 10px; right: 10px; bottom: 10px; padding: 12px 14px !important; border-radius: 12px; background: rgba(255, 253, 248, .94); pointer-events: none; transform: translateY(4px); opacity: .96; transition: transform .25s; }
.realisation-masonry .realisation-card:hover figcaption { transform: none; }

.article-feature { display: grid; grid-template-columns: 1.4fr 1fr; grid-auto-rows: auto; gap: 24px 40px; }
.article-feature .article-card:first-child { grid-row: span 3; }
.article-feature .article-card:first-child .article-image-button { aspect-ratio: 4 / 3; border-radius: 20px; }
.article-feature .article-card:first-child h3 { font-size: 32px; letter-spacing: -1px; }
.article-feature .article-card:not(:first-child) { display: grid; grid-template-columns: 150px 1fr; grid-template-rows: auto auto 1fr; column-gap: 20px; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.article-feature .article-card:not(:first-child) .article-image-button { grid-row: span 3; border-radius: 14px; }
.article-feature .article-card:not(:first-child) .article-meta { margin-top: 0; }
.article-feature .article-card:not(:first-child) h3 { font-size: 19px; }
.article-feature .article-card:not(:first-child) > p { display: -webkit-box; overflow: hidden; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }

.studio-form { display: grid; grid-template-columns: .9fr 1.1fr; gap: 32px; align-items: start; }
.studio-upload { position: sticky; top: 24px; padding: 26px; border-radius: 22px; background: var(--blue-mist); }
.studio-upload .dropzone { flex-direction: column; min-height: 300px; padding: 30px; border-color: var(--blue-light); border-radius: 16px; background: var(--paper); font-size: 14px; }
.studio-upload .upload-icon { display: grid; place-items: center; width: 70px; height: 70px; border-radius: 50%; background: var(--blue); color: #fff; font-size: 32px; }
.studio-upload .dropzone > span:last-child { font-size: 14px; line-height: 1.6; }
.studio-upload .file-preview { flex-wrap: wrap; }
.studio-upload .file-preview img { width: 100%; height: 240px; padding: 10px; }
.upload-note { margin: 14px 0 0; color: var(--muted); font-size: 12px; line-height: 1.6; }
.studio-fields { padding: 30px; border: 1px solid var(--line); border-radius: 22px; background: var(--paper); }
.studio-fields > .field-label small { color: var(--muted); font-weight: 400; }
.studio-fields > .field-label { margin-bottom: 18px; }

.studio-footer { margin: 40px 0 16px; padding: 48px; border-radius: 26px; background: var(--blue-deep); color: var(--cream); }
.studio-footer-main { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; padding-bottom: 40px; }
.studio-footer-main p { margin: 0; font-size: clamp(30px, 3.4vw, 50px); letter-spacing: -1.4px; line-height: 1.12; }
.studio-footer-main .serif { color: var(--blue-light); }
.studio-footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; padding-top: 22px; border-top: 1px solid rgba(255, 255, 255, .15); color: #bccadf; font-size: 11px; }
.studio-footer-bottom > div { display: flex; flex-wrap: wrap; gap: 22px; }
.studio-footer-bottom button { padding: 0; border: 0; background: none; color: inherit; font: inherit; }
.studio-footer-bottom a:hover, .studio-footer-bottom button:hover { color: #fff; }

/* Adaptations */

@media (max-width: 1250px) {
  .service-row { grid-template-columns: 100px 1fr 50px; }
  .service-row p { grid-column: 2; }
  .row-arrow { grid-row: 1 / span 2; grid-column: 3; }
  .row-num { grid-row: 1 / span 2; font-size: 60px; }
  .slide-thumb { width: 72px; height: 54px; }
  .article-feature { grid-template-columns: 1fr; }
  .article-feature .article-card:first-child { grid-row: auto; }
}

@media (max-width: 1000px) {
  html { scroll-padding-top: 80px; }
  .rail { position: sticky; top: 0; bottom: auto; width: auto; padding: 14px 20px; border-right: 0; border-bottom: 1px solid var(--line); background: rgba(255, 253, 248, .95); backdrop-filter: blur(10px); }
  .rail-top { display: flex; align-items: center; justify-content: space-between; }
  .menu-toggle { display: flex; }
  .rail-nav { display: none; margin-top: 12px; }
  .rail-nav.open { display: flex; }
  .rail-foot { display: none; }
  .stage { margin-left: 0; padding: 12px 12px 0; }
  .studio-hero { min-height: 640px; padding: 34px; }
  .slide-progress { left: 34px; right: 34px; }
  .studio-hero-bottom { flex-direction: column; align-items: flex-start; }
  .manifesto, .studio-section { padding-inline: 24px; }
  .realisations-band { margin-inline: -12px; padding-inline: 36px; }
  .studio-form { grid-template-columns: 1fr; }
  .studio-upload { position: static; }
  .studio-upload .dropzone { min-height: 200px; }
}

@media (max-width: 680px) {
  .studio-hero { min-height: 580px; padding: 26px 20px; border-radius: 20px; }
  .studio-hero-copy { margin-top: 20px; }
  .studio-hero h1 { font-size: clamp(54px, 17vw, 80px); }
  .hero-sub { font-size: 14px; }
  .slide-info p { font-size: 18px; }
  .slide-thumbs { display: none; }
  .slide-progress { left: 20px; right: 20px; bottom: 14px; }
  .manifesto { padding: 70px 8px 50px; }
  .manifesto > p { letter-spacing: -.8px; }
  .studio-section { padding: 60px 8px; }
  .studio-heading-row { flex-direction: column; align-items: flex-start; }
  .service-row { grid-template-columns: 56px 1fr; gap: 6px 14px; padding: 22px 6px; }
  .row-num { font-size: 40px; }
  .row-arrow { display: none; }
  .service-row h3 { font-size: 22px; }
  .realisations-band { padding-inline: 20px; }
  .realisation-masonry { columns: 2; column-gap: 10px; }
  .realisation-masonry .realisation-card { margin-bottom: 10px; }
  .realisation-masonry figcaption { position: static; padding: 10px 2px 0 !important; background: none; transform: none; }
  .realisation-masonry .realisation-card { border-radius: 0; }
  .realisation-masonry .realisation-card strong { font-size: 13px; }
  .article-feature .article-card:not(:first-child) { grid-template-columns: 100px 1fr; }
  .article-feature .article-card:first-child h3 { font-size: 24px; }
  .studio-upload { padding: 16px; }
  .studio-fields { padding: 22px 16px; }
  .studio-footer { padding: 32px 22px; border-radius: 20px; }
  .studio-footer-main { flex-direction: column; align-items: flex-start; }
  .studio-footer-bottom { flex-direction: column; }
}