/* =====================================
   VALLON VERT — Paysagiste & jardins
   Nature · vert profond + terre + ivoire
   ===================================== */
:root{
  --moss:#2a3d2c;--moss-deep:#1a2a1c;--moss-soft:#516e4f;
  --leaf:#7a9968;--leaf-soft:#aac094;
  --bark:#5a4839;--bark-soft:#9a8773;
  --terre:#c5896a;
  --ivory:#f4eed8;--ivory-soft:#e6dfc7;--cream:#fbf7e8;
  --ink:#1a2a1c;
  --serif:"Cormorant Infant","Cormorant Garamond",serif;
  --sans:"Outfit",sans-serif;
  --mono:"DM Mono",monospace;
  --pad:clamp(20px,4vw,60px);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--cream);color:var(--moss-deep);font-family:var(--sans);font-size:16px;line-height:1.65;font-weight:300;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .25s ease}

h1,h2,h3{font-family:var(--serif);font-weight:400;line-height:1.05;color:var(--moss-deep);letter-spacing:-0.02em}
h1{font-size:clamp(52px,9vw,140px)}
h2{font-size:clamp(36px,5.4vw,76px)}
h3{font-size:clamp(22px,2.4vw,36px)}
h4{font-family:var(--sans);font-size:13px;font-weight:600;letter-spacing:0.16em;text-transform:uppercase;color:var(--moss)}

.eyebrow{display:inline-flex;align-items:center;gap:12px;font-family:var(--sans);font-size:12px;letter-spacing:0.25em;text-transform:uppercase;color:var(--bark);font-weight:500}
.eyebrow::before{content:"";width:30px;height:1px;background:var(--terre)}

/* ===== HEADER TRANSPARENT QUI DEVIENT SOLIDE ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  padding:20px var(--pad);
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:30px;
  transition:background .4s ease,padding .3s ease,box-shadow .3s ease;
  color:var(--ivory)
}
.site-header.is-scrolled{background:var(--cream);color:var(--moss-deep);padding:14px var(--pad);box-shadow:0 1px 0 rgba(0,0,0,.06)}
.site-header.is-scrolled .brand .leaf-svg{color:var(--moss)}
.site-header.dark{color:var(--moss-deep)}

.brand{display:flex;align-items:center;gap:14px;font-family:var(--serif);font-weight:400}
.brand .leaf-svg{width:44px;height:44px;color:var(--ivory)}
.site-header.is-scrolled .brand .leaf-svg,.site-header.dark .brand .leaf-svg{color:var(--moss)}
.brand-text{line-height:1}
.brand-text .name{display:block;font-size:26px;font-style:italic}
.brand-text small{display:block;font-family:var(--sans);font-size:10px;letter-spacing:0.32em;text-transform:uppercase;font-weight:500;color:inherit;opacity:.7;margin-top:4px}

.main-nav{display:flex;justify-content:center;gap:32px}
.main-nav a{font-size:13px;letter-spacing:0.18em;text-transform:uppercase;font-weight:500;padding:6px 4px;position:relative}
.main-nav a::after{content:"";position:absolute;left:50%;bottom:0;width:0;height:1px;background:var(--terre);transition:width .3s ease;transform:translateX(-50%)}
.main-nav a:hover::after,.main-nav a.active::after{width:80%}

.btn-h{font-size:12px;letter-spacing:0.2em;text-transform:uppercase;font-weight:600;padding:12px 22px;border:1px solid currentColor;border-radius:999px}
.btn-h:hover{background:var(--terre);border-color:var(--terre);color:#fff}

.burger{display:none;background:none;border:none;cursor:pointer;width:40px;height:40px;flex-direction:column;justify-content:center;align-items:center;gap:4px;padding:0}
.burger span{width:24px;height:1px;background:currentColor}
@media(max-width:900px){
  .main-nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--cream);color:var(--moss-deep);flex-direction:column;padding:30px var(--pad);box-shadow:0 10px 30px rgba(0,0,0,.08)}
  .main-nav.open{display:flex}
  .burger{display:flex}
}

/* ===== HERO PLEIN ÉCRAN ===== */
.hero{position:relative;min-height:100vh;display:flex;align-items:flex-end;color:var(--ivory);padding:140px var(--pad) 60px;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('../img/hero.jpg');background-size:cover;background-position:center;
  filter:brightness(.7);z-index:0
}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(26,42,28,.85) 100%);z-index:1}
.hero-content{position:relative;z-index:2;max-width:900px}
.hero h1{color:var(--ivory);font-style:italic;margin:24px 0 30px;max-width:14ch}
.hero h1 .terre{color:var(--terre)}
.hero .lede{font-size:20px;color:rgba(244,238,216,.85);max-width:50ch;line-height:1.55;margin-bottom:30px;font-family:var(--serif);font-style:italic}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}

.btn-pri{background:var(--terre);color:#fff;padding:18px 32px;border-radius:999px;font-size:13px;letter-spacing:0.18em;text-transform:uppercase;font-weight:600;border:none;cursor:pointer;display:inline-flex;align-items:center;gap:10px;transition:background .25s ease}
.btn-pri:hover{background:var(--moss-deep)}
.btn-out{background:transparent;color:currentColor;padding:18px 32px;border:1px solid currentColor;border-radius:999px;font-size:13px;letter-spacing:0.18em;text-transform:uppercase;font-weight:600;display:inline-flex;align-items:center;gap:10px}
.btn-out:hover{background:currentColor;color:var(--moss-deep)}

.hero-meta{position:absolute;top:50%;right:var(--pad);transform:translateY(-50%);z-index:2;writing-mode:vertical-rl;font-family:var(--mono);font-size:11px;letter-spacing:0.35em;text-transform:uppercase;color:rgba(244,238,216,.6)}
@media(max-width:800px){.hero-meta{display:none}}

/* ===== INTRO PHRASE ===== */
.intro{padding:120px var(--pad);text-align:center;max-width:900px;margin:0 auto}
.intro p{font-family:var(--serif);font-style:italic;font-size:clamp(26px,3vw,42px);line-height:1.35;color:var(--moss-deep)}
.intro p em{color:var(--terre);font-style:italic}

/* ===== SERVICES MAGAZINE ===== */
.services-band{padding:60px var(--pad) 120px}
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.serv-card{position:relative;overflow:hidden;background:var(--ivory)}
.serv-card .img{aspect-ratio:4/5;overflow:hidden}
.serv-card .img img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s cubic-bezier(.16,1,.3,1)}
.serv-card:hover .img img{transform:scale(1.06)}
.serv-card .body{padding:28px 30px 32px}
.serv-card .body .n{font-family:var(--mono);font-size:11px;letter-spacing:0.2em;color:var(--bark)}
.serv-card .body h3{margin:8px 0 10px;font-style:italic}
.serv-card .body p{font-size:14px;color:var(--moss-soft);line-height:1.65}
.serv-card .body .arr{display:inline-flex;align-items:center;gap:8px;margin-top:18px;font-size:12px;letter-spacing:0.18em;text-transform:uppercase;font-weight:600;color:var(--terre)}
@media(max-width:900px){.services-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.services-grid{grid-template-columns:1fr}}

/* ===== AVANT/APRÈS ===== */
.compare{background:var(--moss-deep);color:var(--ivory);padding:120px var(--pad);position:relative;overflow:hidden}
.compare h2{color:var(--ivory);font-style:italic;text-align:center;max-width:18ch;margin:14px auto 60px}
.compare h2 em{color:var(--leaf)}
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;max-width:1100px;margin:0 auto}
.compare-frame{position:relative;aspect-ratio:4/5;overflow:hidden}
.compare-frame .label{position:absolute;top:18px;left:18px;background:rgba(0,0,0,.6);color:#fff;padding:6px 16px;font-family:var(--mono);font-size:11px;letter-spacing:0.2em;text-transform:uppercase;z-index:2}
.compare-frame.after .label{background:var(--terre)}
.compare-frame img{width:100%;height:100%;object-fit:cover}
.compare-note{text-align:center;font-family:var(--serif);font-style:italic;font-size:22px;color:var(--leaf-soft);margin-top:40px;max-width:50ch;margin-left:auto;margin-right:auto}
@media(max-width:700px){.compare-grid{grid-template-columns:1fr}}

/* ===== METHODOLOGIE ===== */
.method{padding:120px var(--pad);background:var(--ivory)}
.method-head{text-align:center;margin-bottom:60px}
.method-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;max-width:1200px;margin:0 auto}
.method-step{position:relative;padding-top:30px;border-top:1px solid var(--moss-soft)}
.method-step .n{font-family:var(--serif);font-style:italic;font-size:48px;color:var(--terre);line-height:1;display:block;margin-bottom:8px}
.method-step h4{margin-bottom:8px;letter-spacing:0.08em;font-size:18px;font-family:var(--serif);font-weight:500;text-transform:none}
.method-step p{font-size:14px;color:var(--moss-soft);line-height:1.65}
@media(max-width:900px){.method-grid{grid-template-columns:1fr 1fr}}
@media(max-width:500px){.method-grid{grid-template-columns:1fr}}

/* ===== TÉMOIGNAGE ===== */
.quote-band{background:url('../img/quote-bg.jpg') center/cover;color:#fff;padding:140px var(--pad);text-align:center;position:relative}
.quote-band::before{content:"";position:absolute;inset:0;background:rgba(26,42,28,.7)}
.quote-band > *{position:relative;z-index:1}
.quote-band blockquote{font-family:var(--serif);font-style:italic;font-size:clamp(28px,4vw,52px);line-height:1.3;max-width:24ch;margin:0 auto;color:#fff}
.quote-band cite{display:block;margin-top:30px;font-family:var(--mono);font-size:11px;letter-spacing:0.25em;text-transform:uppercase;color:var(--leaf-soft);font-style:normal}

/* ===== CTA ===== */
.cta-band{padding:100px var(--pad);background:var(--moss-deep);color:var(--ivory);display:grid;grid-template-columns:1fr auto;gap:50px;align-items:center}
.cta-band h2{color:var(--ivory);max-width:20ch}
.cta-band h2 em{color:var(--terre)}
@media(max-width:800px){.cta-band{grid-template-columns:1fr}}

/* ===== PAGES INTÉRIEURES ===== */
.page-hero{padding:160px var(--pad) 80px;background:var(--ivory);position:relative}
.page-hero h1{margin:18px 0 18px;font-style:italic}
.page-hero p{max-width:50ch;color:var(--moss-soft);font-size:18px;line-height:1.6}

/* ===== PROJETS GALERIE ===== */
.gallery{padding:60px var(--pad) 100px}
.gal-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.gal-card{position:relative;overflow:hidden;cursor:pointer}
.gal-card .img{overflow:hidden}
.gal-card img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/5;transition:transform 1s cubic-bezier(.16,1,.3,1)}
.gal-card:hover img{transform:scale(1.06)}
.gal-card .meta{padding:20px 0 0}
.gal-card .meta .cat{font-family:var(--mono);font-size:10px;letter-spacing:0.22em;text-transform:uppercase;color:var(--terre)}
.gal-card .meta h3{font-style:italic;margin-top:6px}
.gal-card .meta .loc{font-size:13px;color:var(--moss-soft);margin-top:4px}
.gal-card.s7{grid-column:span 7}
.gal-card.s5{grid-column:span 5}
.gal-card.s4{grid-column:span 4}
.gal-card.s8{grid-column:span 8}
.gal-card.s6{grid-column:span 6}
@media(max-width:900px){.gal-card{grid-column:span 12!important}.gal-card img{aspect-ratio:5/4}}

/* ===== EQUIPE ===== */
.eq{padding:80px var(--pad)}
.eq-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:50px}
.eq-mem img{width:100%;aspect-ratio:3/4;object-fit:cover;margin-bottom:18px;filter:grayscale(.6);transition:filter .5s ease}
.eq-mem:hover img{filter:grayscale(0)}
.eq-mem h3{font-style:italic}
.eq-mem .role{font-family:var(--mono);font-size:10px;letter-spacing:0.22em;text-transform:uppercase;color:var(--terre);margin-top:4px;display:block}
.eq-mem p{margin-top:14px;color:var(--moss-soft);font-size:15px}
@media(max-width:800px){.eq-grid{grid-template-columns:1fr;gap:60px}}

/* ===== VALEURS ===== */
.values{padding:120px var(--pad);background:var(--ivory)}
.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:50px;margin-top:60px}
.v-card{border-left:1px solid var(--bark-soft);padding-left:30px}
.v-card .ico{font-family:var(--serif);font-style:italic;font-size:22px;color:var(--terre)}
.v-card h3{margin:14px 0 14px;font-style:italic}
.v-card p{font-size:15px;color:var(--moss-soft);line-height:1.7}
@media(max-width:800px){.values-grid{grid-template-columns:1fr;gap:30px}}

/* ===== CONTACT ===== */
.contact{padding:80px var(--pad);display:grid;grid-template-columns:1fr 1.4fr;gap:60px}
.contact-info .card{padding:24px 0;border-top:1px solid var(--bark-soft)}
.contact-info .card:last-child{border-bottom:1px solid var(--bark-soft)}
.contact-info .label{font-family:var(--mono);font-size:10px;letter-spacing:0.22em;text-transform:uppercase;color:var(--bark);display:block;margin-bottom:6px}
.contact-info .val{font-family:var(--serif);font-style:italic;font-size:22px;color:var(--moss-deep)}

.contact-form{background:var(--ivory);padding:40px;border-radius:24px}
.contact-form label{display:block;font-family:var(--mono);font-size:10px;letter-spacing:0.22em;text-transform:uppercase;color:var(--bark);margin-bottom:8px}
.contact-form input,.contact-form select,.contact-form textarea{width:100%;padding:14px;background:var(--cream);border:1px solid rgba(90,72,57,.2);border-radius:10px;font-family:var(--sans);font-size:15px;color:var(--moss-deep);outline:none;margin-bottom:18px;transition:border-color .25s ease}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{border-color:var(--terre)}
.contact-form textarea{min-height:130px;resize:vertical}
.contact-form .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:800px){.contact{grid-template-columns:1fr}.contact-form .row{grid-template-columns:1fr}}

/* ===== FOOTER ===== */
.site-footer{background:var(--moss-deep);color:var(--ivory-soft);padding:80px var(--pad) 30px}
.footer-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:50px;border-bottom:1px solid rgba(244,238,216,.1)}
.footer-brand .brand-text .name{color:var(--ivory);font-size:38px;display:block;margin-bottom:14px}
.footer-brand p{font-family:var(--serif);font-style:italic;font-size:17px;color:rgba(244,238,216,.7);max-width:38ch;line-height:1.5}
.footer-col h4{color:var(--leaf);margin-bottom:18px}
.footer-col a,.footer-col span{display:block;padding:5px 0;font-size:14px;color:rgba(244,238,216,.7)}
.footer-col a:hover{color:var(--leaf)}
.footer-bot{padding-top:24px;display:flex;justify-content:space-between;font-family:var(--mono);font-size:11px;letter-spacing:0.18em;text-transform:uppercase;color:rgba(244,238,216,.4)}
@media(max-width:800px){.footer-top{grid-template-columns:1fr 1fr;gap:30px}.footer-bot{flex-direction:column;gap:8px;text-align:center}}

.reveal{opacity:0;transform:translateY(36px);transition:opacity 1s ease,transform 1s cubic-bezier(.16,1,.3,1)}
.reveal.is-visible{opacity:1;transform:translateY(0)}
.reveal[data-delay="1"]{transition-delay:.1s}
.reveal[data-delay="2"]{transition-delay:.2s}