@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,700;12..96,800&family=Caveat:wght@500;600&family=Work+Sans:wght@400;500;600&display=swap');
:root {
  --ardoise: #17271F;
  --cahier: #FBF8EF;
  --quadrillage: #C7D3E3;
  --marge: #A83A2C;
  --or: #E8A33D;
  --craie: #F6F3E7;
  --ink: #17271F;
  --paper: #FBF8EF;
  --shadow: 8px 10px 0 rgba(23, 39, 31, .09);
  --radius: 14px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--cahier); font-family: 'Work Sans', sans-serif; line-height: 1.6; }
img { max-width: 100%; display: block; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--or); outline-offset: 4px; }
.container { width: min(1120px, calc(100% - 2rem)); margin: 0 auto; }
.site-header { background: var(--ardoise); color: var(--craie); position: sticky; top: 0; z-index: 10; border-bottom: 1px solid rgba(246,243,231,.12); }
.nav { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display: inline-flex; align-items: center; width: 238px; height: 54px; text-decoration: none; background: url('../assets/logo-horizontal-clair.png') left center / contain no-repeat; }
.brand > * { display: none; }
.nav-links { display: flex; align-items: center; gap: 1.3rem; font-size: .92rem; }
.nav-links a { text-decoration: none; opacity: .84; }
.nav-links a:hover, .nav-links a[aria-current] { color: var(--or); opacity: 1; }
.menu-toggle { display: none; border: 1px solid rgba(246,243,231,.35); background: transparent; color: var(--craie); padding: .55rem; border-radius: 7px; font-size: 1.25rem; }
.hero { background: var(--ardoise); color: var(--craie); padding: clamp(4rem, 10vw, 8rem) 0 5rem; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 4rem; align-items: center; }
.eyebrow, .kicker { color: var(--or); font: 600 1rem 'Caveat', cursive; letter-spacing: .03em; }
h1, h2, h3 { font-family: 'Bricolage Grotesque', sans-serif; line-height: 1.03; margin: 0 0 1rem; }
h1 { font-size: clamp(2.7rem, 7vw, 5.7rem); max-width: 780px; }
h2 { font-size: clamp(2.1rem, 5vw, 4rem); }
h3 { font-size: 1.45rem; }
p { margin: 0 0 1.2rem; }
.hero p { max-width: 590px; font-size: 1.1rem; color: rgba(246,243,231,.8); }
.actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: .8rem 1.15rem; border-radius: 8px; border: 2px solid transparent; text-decoration: none; font-weight: 600; transition: transform .2s, background .2s; }
.button:hover { transform: translateY(-3px); }
.button-primary { background: var(--or); color: var(--ardoise); }
.button-secondary { border-color: var(--marge); color: var(--craie); }
.hero-note { border: 2px solid var(--or); padding: 2rem; transform: rotate(2deg); background: rgba(246,243,231,.05); box-shadow: var(--shadow); }
.hero-note strong { display: block; color: var(--or); font: 600 2rem 'Caveat', cursive; }
.section { padding: clamp(4rem, 8vw, 7rem) 0; position: relative; }
.notebook { background-color: var(--cahier); background-image: repeating-linear-gradient(0deg, transparent 0, transparent 31px, rgba(199,211,227,.55) 32px), repeating-linear-gradient(90deg, transparent 0, transparent 31px, rgba(199,211,227,.22) 32px); }
.notebook::before { content: ''; position: absolute; left: max(calc((100vw - 1120px) / 2 - 1.2rem), 1rem); top: 0; bottom: 0; border-left: 2px solid var(--marge); opacity: .8; }
.section-heading { max-width: 720px; margin-bottom: 2.5rem; padding-left: 1.2rem; }
.section-heading p { max-width: 620px; }
.chalk { position: relative; display: inline-block; }
.chalk::after { content: ''; position: absolute; height: 9px; left: 0; right: -8px; bottom: -7px; border-bottom: 3px solid var(--or); border-radius: 48% 62% 45% 58%; transform: rotate(-2deg) skewX(-10deg); box-shadow: 3px 1px 0 -1px var(--or); }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.card { background: var(--paper); border: 1px solid rgba(23,39,31,.15); border-radius: var(--radius); padding: 1.6rem; box-shadow: var(--shadow); transition: transform .25s; }
.card:nth-child(2) { transform: rotate(-1deg); }.card:nth-child(3) { transform: rotate(1deg); }
.card:hover { transform: rotate(0) translateY(-7px); }.card-icon { color: var(--marge); font-size: 2rem; margin-bottom: 1rem; }
.steps { display: grid; gap: 0; max-width: 820px; border-top: 2px solid var(--ardoise); }
.step { display: grid; grid-template-columns: 110px 1fr; gap: 1.2rem; padding: 1.3rem 0; border-bottom: 1px solid rgba(23,39,31,.22); }
.step-time { color: var(--marge); font: 600 1.2rem 'Caveat', cursive; }.step h3 { margin-bottom: .35rem; }
.band { background: var(--or); color: var(--ardoise); padding: 3rem 0; }.band-inner { display: flex; justify-content: space-between; align-items: center; gap: 2rem; }.band h2 { font-size: clamp(1.8rem, 4vw, 3rem); }
.page-hero { padding: 5rem 0 4rem; background: var(--ardoise); color: var(--craie); }.page-hero p { max-width: 660px; color: rgba(246,243,231,.8); font-size: 1.1rem; }
.split { display: grid; grid-template-columns: .8fr 1.2fr; gap: 4rem; align-items: start; }.manifesto { font: 600 2.3rem/1.1 'Caveat', cursive; color: var(--marge); }.download-box { background: var(--ardoise); color: var(--craie); padding: 2rem; border-radius: var(--radius); box-shadow: var(--shadow); }.download-box h2 { color: var(--or); font-size: 2.2rem; }
form { max-width: 720px; }.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }label { display: grid; gap: .35rem; font-weight: 600; }input, textarea { width: 100%; border: 1px solid rgba(23,39,31,.35); background: var(--paper); border-radius: 7px; padding: .8rem; font: inherit; color: var(--ink); }textarea { min-height: 160px; resize: vertical; }.full { grid-column: 1/-1; }
.site-footer { background: var(--ardoise); color: var(--craie); padding: 3rem 0 1.5rem; }.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 2rem; }.site-footer h3 { color: var(--or); font-size: 1.1rem; }.site-footer a { text-decoration: none; opacity: .8; }.site-footer a:hover { color: var(--or); opacity: 1; }.footer-bottom { margin-top: 2.5rem; padding-top: 1rem; border-top: 1px solid rgba(246,243,231,.15); font-size: .85rem; opacity: .7; }
@media (max-width: 760px) { .brand { width: 190px; height: 48px; }.menu-toggle { display: block; }.nav-links { display: none; position: absolute; left: 0; right: 0; top: 76px; background: var(--ardoise); padding: 1rem; flex-direction: column; align-items: stretch; }.nav-links.is-open { display: flex; }.nav-links a { padding: .55rem; }.hero-grid, .split, .footer-grid { grid-template-columns: 1fr; gap: 2.5rem; }.cards { grid-template-columns: 1fr; }.card:nth-child(n) { transform: none; }.step { grid-template-columns: 85px 1fr; }.band-inner { align-items: flex-start; flex-direction: column; }.form-grid { grid-template-columns: 1fr; }.full { grid-column: auto; } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; } }