/* Olivier Létiévant — charte basée sur la brochure
   palette crème parchemin · vert forêt profond · accent bambou */

:root{
  --bg:        #ede4d3;          /* crème parchemin */
  --bg-2:      #e3d8c0;
  --surface:   #f7f1e3;
  --ink:       #2a2620;
  --ink-dim:   #5a504a;
  --ink-mute:  #8a8077;

  --green:     #2d4a3a;          /* vert forêt profond — blocs services */
  --green-2:   #4d6e58;
  --green-l:   #7a9582;          /* vert sauge clair */
  --green-bg:  rgba(45, 74, 58, .06);

  --border:    rgba(42, 38, 32, .14);
  --border-2:  rgba(42, 38, 32, .28);

  --r-md: 12px;
  --r-lg: 20px;

  --max: 1180px;
  --pad: clamp(20px, 4vw, 48px);

  --serif: 'Playfair Display', 'Times New Roman', serif;
  --sans:  'Inter', system-ui, -apple-system, sans-serif;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
html, body{ margin: 0; padding: 0; }
body{
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a{ color: inherit; text-decoration: none; }
img, svg{ display: block; max-width: 100%; }
button{ font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
em{ font-style: italic; }

h1, h2, h3, .h2{
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: -.01em;
  line-height: 1.15;
}

.kicker{
  display: inline-block;
  font-family: var(--sans);
  font-size: .76rem;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--green);
  font-weight: 600;
  margin: 0 0 18px;
}
.center{ text-align: center; }
.muted{ color: var(--ink-mute); font-size: .9rem; }
.lede{ font-size: 1.1rem; color: var(--ink-dim); }

.container{
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
}

/* ----- NAV (top, transparent on hero, cream on scroll) ----- */
.nav{
  position: fixed; inset: 0 0 auto 0;
  display: flex; justify-content: space-between; align-items: center;
  gap: 16px;
  padding: 14px var(--pad);
  z-index: 20;
  background: transparent;
  transition: background .35s, backdrop-filter .35s, border-color .35s, color .35s;
  border-bottom: 1px solid transparent;
  color: #fff;
}
.nav.is-scrolled{
  background: rgba(237, 228, 211, .92);
  backdrop-filter: blur(14px) saturate(1.3);
  -webkit-backdrop-filter: blur(14px) saturate(1.3);
  border-bottom-color: var(--border);
  color: var(--ink);
}
.nav__brand{
  display: inline-flex; flex-direction: column;
  gap: 0;
  line-height: 1.1;
}
.nav__name{
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: -.01em;
}
.nav__sub{
  font-family: var(--sans);
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  opacity: .85;
  margin-top: 2px;
}
.nav__links{ display: flex; align-items: center; gap: 4px; }
.nav__links a{
  padding: 10px 14px;
  border-radius: 999px;
  font-size: .92rem;
  font-weight: 500;
  transition: background .2s, color .2s;
}
.nav.is-scrolled .nav__links a{ color: var(--ink-dim); }
.nav.is-scrolled .nav__links a:hover{ color: var(--ink); background: rgba(45,74,58,.08); }
.nav__links a:not(.nav__cta):hover{ background: rgba(255,255,255,.1); }
.nav__cta{
  background: var(--green);
  color: #f7f1e3 !important;
  font-weight: 600;
}
.nav__cta:hover{ background: var(--green-2); }
.nav__burger{ display: none; width: 40px; height: 40px; position: relative; }
.nav__burger span{
  position: absolute; left: 8px; right: 8px; height: 2px; background: currentColor;
  border-radius: 2px; transition: transform .25s, top .25s;
}
.nav__burger span:nth-child(1){ top: 12px }
.nav__burger span:nth-child(2){ top: 19px }
.nav__burger span:nth-child(3){ top: 26px }

/* ----- HERO ----- */
.hero{
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 140px var(--pad) 90px;
  overflow: hidden;
}
.hero__image{
  position: absolute; inset: 0; z-index: 0;
}
.hero__image img{
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
}
.hero__overlay{
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(180deg, rgba(45,74,58,.6) 0%, rgba(45,74,58,.45) 50%, rgba(45,74,58,.75) 100%);
}
.hero__inner{
  position: relative; z-index: 2;
  max-width: 980px;
  text-align: center;
  color: #fff;
}
.hero .kicker{
  color: #f7f1e3;
  opacity: .9;
}
.hero__title{
  font-family: var(--serif);
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 600;
  line-height: 1;
  margin: 0 0 18px;
  letter-spacing: -.01em;
  color: #f7f1e3;
}
.hero__title em{ font-style: italic; font-weight: 400; display: inline-block; }
.hero__sub{
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: rgba(247, 241, 227, .92);
  max-width: 620px;
  margin: 0 auto 40px;
  line-height: 1.55;
}

/* 3 service tiles (style brochure) */
.hero__services{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  max-width: 760px;
  margin: 0 auto 36px;
}
.srv{
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  padding: 24px 16px;
  background: rgba(247, 241, 227, .95);
  color: var(--green);
  font-family: var(--sans);
  font-weight: 600;
  font-size: .92rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  line-height: 1.25;
  border: 1px solid rgba(247, 241, 227, .3);
  border-radius: 2px;
  transition: transform .25s, background .25s, color .25s;
  min-height: 80px;
}
.srv:hover{
  background: var(--green);
  color: #f7f1e3;
  transform: translateY(-2px);
}
.srv--2{ background: var(--green); color: #f7f1e3; }
.srv--2:hover{ background: var(--green-2); }
@media (max-width: 640px){
  .hero__services{ grid-template-columns: 1fr; max-width: 360px; }
}

.hero__cta{ margin-top: 28px; }

/* ----- BUTTONS ----- */
.btn{
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px;
  border-radius: 2px;
  font-weight: 600; font-size: 1rem; font-family: var(--sans);
  letter-spacing: .02em;
  border: 1px solid transparent;
  transition: transform .15s, background .25s, color .25s, border-color .25s;
}
.btn:active{ transform: translateY(1px); }
.btn--primary{
  background: var(--green);
  color: #f7f1e3;
}
.btn--primary:hover{ background: var(--green-2); }
.btn--ghost{
  border-color: rgba(247, 241, 227, .6);
  color: #f7f1e3;
}
.btn--ghost:hover{ background: rgba(247, 241, 227, .15); }
.btn--block{ width: 100%; justify-content: center; }

/* ----- SECTIONS ----- */
.section{
  padding: clamp(70px, 9vw, 130px) 0;
  position: relative;
}
.section--alt{
  background: var(--bg-2);
}
.section--bamboo{
  position: relative;
}
.section--bamboo::before, .section--bamboo::after{
  content: '';
  position: absolute; top: 0; bottom: 0;
  width: 14vw; max-width: 240px;
  background-image: url('../img/bamboo-bg.jpg');
  background-size: cover;
  background-position: center;
  opacity: .18;
  pointer-events: none;
  z-index: 0;
}
.section--bamboo::before{ left: 0; background-position: left center; }
.section--bamboo::after{ right: 0; background-position: right center; transform: scaleX(-1); }
.section--bamboo .container{ position: relative; z-index: 1; }
@media (max-width: 860px){
  .section--bamboo::before, .section--bamboo::after{ width: 0; }
}

.head{ text-align: center; max-width: 760px; margin: 0 auto 56px; }
.h2{
  font-size: clamp(2rem, 3.6vw, 2.8rem);
  margin: 0 0 12px;
  color: var(--ink);
}
.h2 em{ font-style: italic; color: var(--green); }

/* ----- QUI SUIS-JE / Bio ----- */
.bio-grid{
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 48px;
  align-items: start;
  max-width: 1000px;
  margin: 0 auto;
}
@media (max-width: 820px){ .bio-grid{ grid-template-columns: 1fr; gap: 28px; } }
.bio-text p{
  margin: 0 0 16px;
  color: var(--ink-dim);
  font-size: 1.02rem;
}
.bio-anime{
  padding: 28px 30px;
  background: var(--surface);
  border-left: 3px solid var(--green);
}
.bio-anime .kicker{ margin-bottom: 14px; }
.bio-anime p{ margin: 0 0 12px; color: var(--ink-dim); }
.bio-list{
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
  display: grid;
  gap: 10px;
}
.bio-list li{
  position: relative;
  padding-left: 22px;
  font-size: .98rem;
  color: var(--ink);
  line-height: 1.55;
}
.bio-list li::before{
  content: '✦';
  position: absolute; left: 0; top: 0;
  color: var(--green-l);
  font-size: .9rem;
}

/* ----- BÉNÉFICES ----- */
.benefits{
  list-style: none;
  padding: 0;
  margin: 0 auto;
  max-width: 980px;
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}
.benefits li{
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 18px 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  font-size: .98rem;
  color: var(--ink);
  line-height: 1.45;
  transition: transform .25s, border-color .25s;
}
.benefits li:hover{
  transform: translateY(-2px);
  border-color: var(--green-l);
}
.benefits li span{
  color: var(--green);
  font-family: var(--serif);
  font-size: 1.2rem;
  line-height: 1;
  flex-shrink: 0;
}

/* ----- OUTILS (3 services) ----- */
.tools{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto;
}
.tool{
  position: relative;
  padding: 36px 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.tool:hover{
  transform: translateY(-3px);
  box-shadow: 0 20px 40px -28px rgba(45,74,58,.35);
  border-color: var(--green-l);
}
.tool__num{
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.4rem;
  color: var(--green);
  margin: 0 0 12px;
}
.tool h3{
  font-family: var(--serif);
  font-size: 1.45rem;
  font-weight: 500;
  margin: 0 0 14px;
  color: var(--ink);
}
.tool p{ margin: 0; color: var(--ink-dim); font-size: .98rem; line-height: 1.6; }

/* ----- MÉTHODE (3 steps) ----- */
.steps{
  list-style: none;
  padding: 0;
  margin: 0 auto;
  max-width: 980px;
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.steps li{
  padding: 32px 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  position: relative;
}
.steps li::before{
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--green);
  border-radius: var(--r-md) var(--r-md) 0 0;
}
.steps__discover{
  background: linear-gradient(160deg, var(--surface), var(--bg-2)) !important;
  border-color: var(--green) !important;
}
.steps__discover::before{ height: 4px !important; }
.steps__n{
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.5rem;
  color: var(--green);
}
.steps h3{
  font-family: var(--serif);
  font-size: 1.25rem;
  margin: 6px 0 10px;
  color: var(--ink);
}
.steps p{ margin: 0; color: var(--ink-dim); font-size: .96rem; }

/* ----- CONTACT ----- */
.section--contact{
  background: var(--green);
  color: #f7f1e3;
}
.section--contact .kicker{ color: var(--green-l); }
.section--contact .h2{ color: #f7f1e3; }
.section--contact .h2 em{ color: var(--green-l); }

.contact-grid{
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 44px;
  align-items: start;
  max-width: 1100px;
  margin: 0 auto;
}
@media (max-width: 820px){ .contact-grid{ grid-template-columns: 1fr; } }

.contact-card{
  padding: 36px;
  background: rgba(247, 241, 227, .06);
  border: 1px solid rgba(247, 241, 227, .14);
  border-radius: var(--r-md);
}
.contact__list{
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: 22px;
}
.contact__list li{ display: grid; gap: 6px; }
.contact__list li > span:first-child{
  font-family: var(--sans);
  font-size: .76rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--green-l);
}
.contact__list a{
  color: #f7f1e3;
  font-size: 1.05rem;
  border-bottom: 1px dotted rgba(247, 241, 227, .4);
}
.contact__list a:hover{ color: #fff; border-bottom-color: rgba(247, 241, 227, .8); }
.contact__loc em{ color: var(--green-l); font-style: italic; }
.contact__loc .muted{ color: rgba(247, 241, 227, .55); font-size: .9rem; }

.form{
  display: grid; gap: 14px;
  padding: 32px;
  background: var(--bg);
  color: var(--ink);
  border-radius: var(--r-md);
}
.form label{ display: grid; gap: 6px; font-size: .92rem; color: var(--ink-dim); }
.form label small{ color: var(--ink-mute); }
.form input, .form textarea, .form select{
  font: inherit; width: 100%;
  padding: 12px 14px;
  background: #fff;
  border: 1px solid var(--border-2);
  color: var(--ink);
  border-radius: 4px;
  transition: border-color .15s, box-shadow .15s;
}
.form input:focus, .form textarea:focus, .form select:focus{
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(45, 74, 58, .18);
}
.form textarea{ resize: vertical; min-height: 120px; }
.form__note{
  margin: 4px 0 0; font-size: .92rem;
  padding: 10px 12px;
  border-radius: 4px;
}
.form__note.is-ok{ color: #f7f1e3; background: var(--green); font-weight: 600; }
.form__note.is-err{ color: var(--ink); background: rgba(184,83,83,.12); border: 1px solid rgba(184,83,83,.35); }

/* ----- FOOTER ----- */
.foot{
  padding: 32px 0;
  border-top: 1px solid var(--border);
  background: var(--bg);
  color: var(--ink-mute);
  font-size: .88rem;
}
.foot__inner{
  display: flex; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
}
.foot a{ color: var(--green); }
.foot a:hover{ text-decoration: underline; }

/* ----- REVEAL ANIMATIONS ----- */
[data-reveal]{
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .9s cubic-bezier(.2,.7,.2,1), transform .9s cubic-bezier(.2,.7,.2,1);
  transition-delay: var(--reveal-delay, 0ms);
}
[data-reveal].is-in{ opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce){
  *{ animation: none !important; transition: none !important; }
  [data-reveal]{ opacity: 1; transform: none; }
}

/* ----- MOBILE NAV ----- */
@media (max-width: 720px){
  .nav__sub{ display: none; }
  .nav__links{
    position: fixed; inset: 64px 12px auto 12px;
    flex-direction: column; align-items: stretch;
    padding: 14px; gap: 4px;
    background: rgba(237, 228, 211, .97);
    backdrop-filter: blur(14px);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: transform .25s, opacity .25s;
  }
  .nav__links.is-open{ transform: none; opacity: 1; pointer-events: auto; }
  .nav__links a{ padding: 12px 14px; color: var(--ink) !important; }
  .nav__burger{ display: block; }
}