/* ==========================================================================
   TRINERGY — feuille de style principale
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Marcellus&family=PT+Serif:wght@400;700&display=swap');

:root{
  --bg: #f5f5f5;
  --white: #ffffff;
  --text: #454545;
  --text-light: #6f6f6f;
  --heading: #47513f;
  --accent: #899278;
  --accent-dark: #464c40;
  --border: #e2e2df;
  --font-heading: 'Marcellus', 'Times New Roman', serif;
  --font-body: 'PT Serif', Georgia, serif;
  --max-width: 1440px;
  --card-icon-size: 84px;
  --card-icon-gap: 28px;
  --container-inset: max(4vw, calc((100vw - var(--max-width)) / 2 + 4vw));
}

*{ box-sizing: border-box; }

html{ scroll-behavior: smooth; }

body{
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img{ max-width: 100%; display: block; }

a{ color: inherit; text-decoration: none; }

h1,h2,h3,h4{
  font-family: var(--font-heading);
  color: var(--heading);
  font-weight: 400;
  margin: 0 0 .5em;
  line-height: 1.2;
}

h1{ font-size: clamp(2.4rem, 5vw, 4.4rem); }
h2{ font-size: clamp(1.9rem, 3.6vw, 3rem); }
h3{ font-size: clamp(1.3rem, 2.2vw, 1.7rem); }

p{ margin: 0 0 1em; }

.container{
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 4vw;
}

.section{ padding: 90px 0; }
.section.bg-alt{ background: var(--bg); }

.text-center{ text-align: center; }
.eyebrow{
  display:block;
  text-transform: none;
  letter-spacing: .04em;
  color: var(--accent);
  font-family: var(--font-heading);
  font-size: 1.05rem;
  margin-bottom: .4em;
}
.lede{
  max-width: 720px;
  margin: 0 auto 3rem;
  color: var(--text-light);
  font-size: 1.15rem;
  text-align: center;
}

/* Buttons
   ========================================================================== */
.btn{
  display: inline-block;
  padding: 16px 34px;
  border-radius: 300px;
  font-family: var(--font-body);
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: transform .18s ease, background .18s ease, box-shadow .18s ease;
}
.btn-dark{
  background: var(--accent-dark);
  color: var(--white);
}
.btn-dark:hover, a.btn-dark:hover{ background:#373d33; transform: translateY(-2px); }
.btn-light{
  background: #ececec;
  color: #2d2d2d;
}
.btn-light:hover, a.btn-light:hover{ background:#e0e0e0; transform: translateY(-2px); }

/* Header
   ========================================================================== */
.site-header{
  position: sticky;
  top: 0;
  z-index: 100;
}
.site-header::before{
  content:"";
  position:absolute;
  inset:0;
  background: rgba(255,255,255,.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 12px 48px 12px rgba(71,81,63,.15);
  z-index:-1;
}
.site-header .container{
  display:flex;
  align-items:center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}
.logo{ position:relative; z-index:101; }
.logo img{ height: 46px; width:auto; }

nav.main-nav{
  display:flex;
  align-items:center;
  gap: 36px;
}
nav.main-nav a{
  font-family: var(--font-body);
  font-size: 1rem;
  color: #333;
  padding-bottom: 4px;
  border-bottom: 1px solid transparent;
}
nav.main-nav a.active,
nav.main-nav a:hover{
  border-bottom-color: #333;
}
.header-actions{ display:flex; align-items:center; gap: 22px; }

.nav-toggle{
  display:none;
  position:relative;
  width:35px;
  height:35px;
  background:none;
  border:none;
  cursor:pointer;
  padding:0;
  z-index:101;
}
.nav-toggle span{
  position:absolute;
  left:0;
  top:50%;
  width:100%;
  height:1px;
  background: var(--heading);
  transition: transform .25s cubic-bezier(.2,.6,.3,1), width .25s cubic-bezier(.2,.6,.3,1);
}
.nav-toggle span:nth-child(1){ transform: translateY(-6px); }
.nav-toggle span:nth-child(2){ transform: translateY(6px); }
.nav-toggle.active span:nth-child(1){ transform: translateY(0) rotate(45deg); width:80%; }
.nav-toggle.active span:nth-child(2){ transform: translateY(0) rotate(-45deg); width:80%; }
.mobile-cta{ display:none; }

/* Hero
   ========================================================================== */
.hero{
  position: relative;
  min-height: 620px;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  color: #fff;
  background-size: cover;
  background-position: center;
  overflow:hidden;
}
.hero::after{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(20,24,16,.2), rgba(20,24,16,.3));
}
.hero-content{
  position:relative;
  z-index:2;
  max-width: 820px;
  padding: 0 6vw;
}
.hero-content .eyebrow{ color:#fff; font-size:1.2rem; }
.hero-content h1{
  color:#fff;
  letter-spacing: .12em;
  margin-bottom: .3em;
}
.hero-content .sub{
  font-family: var(--font-heading);
  font-weight: 400;
  font-size: 1.7rem;
  margin-bottom: 2rem;
}
.hero.hero-small{ min-height: 420px; }

/* Concept cards
   ========================================================================== */
.concept-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 3rem;
}
.concept-card{
  background: var(--white);
  border-radius: 22px;
  padding: 50px 34px;
  text-align:center;
  box-shadow: 0 20px 40px rgba(0,0,0,.05);
}
.concept-card img{ width: var(--card-icon-size); height: var(--card-icon-size); margin: 0 auto var(--card-icon-gap); }
.concept-card h3{ color: var(--accent); font-size: 2rem; margin-bottom: .6em; }
.concept-card p{ color: var(--text-light); margin: 0; }

/* Split section (image + text)
   ========================================================================== */
.split{
  display:grid;
  grid-template-columns: 1fr 1fr;
  align-items:center;
  gap: 60px;
}
.split img{ border-radius: 12px; width:100%; height:100%; object-fit:cover; }
.split img.founder-photo{ width:100%; height:auto; aspect-ratio: 632/725; max-width:100%; object-fit:cover; border-radius:20px; margin:0; box-shadow: 0 20px 40px rgba(0,0,0,.10); }
.split.reverse{ direction: rtl; }
.split.reverse > *{ direction: ltr; }
.leaf-list{ list-style:none; padding:0; margin: 1.4em 0; }
.leaf-list li{ margin-bottom: .6em; font-size:1.05rem; }

/* Rectangular offset photo cluster (Services Entreprises)
   ========================================================================== */
.rect-cluster{
  position: relative;
  padding-top: 110px;
}
.rect-cluster .big{
  width: 88%;
  min-height: 420px;
  object-fit: cover;
  border-radius: 18px;
  box-shadow: 0 20px 40px rgba(0,0,0,.10);
}
.rect-cluster .small{
  position: absolute;
  top: 0;
  right: 0;
  width: 55%;
  border-radius: 16px;
  box-shadow: 0 15px 30px rgba(0,0,0,.15);
}

/* Side-by-side service cards (Services Particuliers)
   ========================================================================== */
.service-cards{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  margin-top: 3rem;
}
.service-card img{
  width:100%;
  border-radius: 16px;
  height: 280px;
  object-fit: cover;
  margin-bottom: 1.6rem;
}
.service-card p{ color: var(--text); }

/* Services cards (particuliers / entreprises)
   ========================================================================== */
.dual-cards{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  margin-top: 3rem;
}
.dual-card{ text-align:left; }
.dual-card .photo-cluster{
  position:relative;
  margin-bottom: 50px;
}
/* Main photo: fills the block, perfectly flush with its edges */
.dual-card .photo-cluster img.p1{
  display:block;
  width:100%;
  aspect-ratio: 515 / 398;
  object-fit: cover;
  border-radius: 40px;
}
/* Accent photo: floats above the main photo, overlapping a corner */
.dual-card .photo-cluster img.p2{
  position:absolute;
  width: 42%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: 0 20px 40px rgba(0,0,0,.15);
}
.dual-card .photo-cluster.cluster-particuliers img.p2{
  top: -10%; left: -10%;
}
.dual-card .photo-cluster.cluster-entreprises img.p2{
  bottom: -10%; right: -10%;
}
.dual-card h3{ font-size: 2rem; margin-bottom: .5em; }
.dual-card p{ color: var(--text-light); }

/* Testimonials
   ========================================================================== */
.testimonial-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 2.5rem;
}
.testimonial-card{
  background: var(--bg);
  border-radius: 16px;
  padding: 32px 28px;
}
.testimonial-card p{ font-style: italic; color: var(--text); font-size: .98rem; }
.testimonial-card cite{ display:block; margin-top: 1em; font-style:normal; color: var(--accent); font-family: var(--font-heading); }

/* CTA band
   ========================================================================== */
.cta-band{
  position:relative;
  padding: 130px 0;
  text-align:center;
  color:#fff;
  background-size: cover;
  background-position: center;
}
.cta-band::after{ content:""; position:absolute; inset:0; background: rgba(10,20,5,.42); }
.split-photo-bg{ position:absolute; inset:0; display:flex; z-index:0; }
.split-photo-bg img{ width:50%; height:100%; object-fit:cover; display:block; }
.cta-band .container{ position:relative; z-index:2; }
.cta-band h2{ color:#fff; }
.cta-band p{ font-size: 1.1rem; }

/* Stats (services page)
   ========================================================================== */
.stats-grid{
  display:grid;
  grid-template-columns: repeat(3,1fr);
  gap: 28px;
  margin-top: 3rem;
  text-align:center;
}
.stat-card{
  background: var(--white);
  border-radius: 22px;
  padding: 50px 34px;
  box-shadow: 0 20px 40px rgba(0,0,0,.05);
}
.stat-card .icon{ width: var(--card-icon-size); height: var(--card-icon-size); margin: 0 auto var(--card-icon-gap); color: var(--accent-dark); }
.stat-card .icon svg{ width:100%; height:100%; }
.stat-card .num{ font-family: var(--font-heading); font-size: 3rem; color: var(--heading); }
.stat-card p{ color: var(--text-light); font-size: .95rem; }

/* Feature rows (services detail)
   ========================================================================== */
.feature-block{ padding: 70px 0; border-bottom: 1px solid var(--border); }
.feature-block:last-child{ border-bottom:none; }

/* Timeline (déroulement) */
.timeline{
  display:grid;
  grid-template-columns: repeat(3,1fr);
  gap: 28px;
  margin-top: 3rem;
}
.timeline-card{
  text-align:center;
  background: var(--white);
  border-radius: 22px;
  padding: 46px 28px;
  box-shadow: 0 20px 40px rgba(0,0,0,.05);
}
.timeline-card .icon{ width: var(--card-icon-size); height: var(--card-icon-size); margin:0 auto var(--card-icon-gap); color: var(--accent-dark); }
.timeline-card .icon svg{ width:100%; height:100%; }
.timeline-card .time{ font-family: var(--font-heading); color: var(--accent); font-size: 1.6rem; margin-bottom:.3em; }
.timeline-card h4{ font-family: var(--font-body); font-weight:700; color: var(--heading); margin-bottom:.2em; }
.timeline-card .kicker{ color: var(--accent); font-size:.85rem; text-transform: uppercase; letter-spacing:.05em; margin-bottom:.6em; display:block; }

/* Benefits list */
.benefits-list{
  list-style:none; padding:0; margin: 2rem auto 0; max-width: 820px;
  display:grid; grid-template-columns: 1fr 1fr; gap: 14px 40px;
}
.benefits-list li{ padding-left: 1.6em; position:relative; }
.benefits-list li::before{ content:"❖"; position:absolute; left:0; color: var(--accent); }

/* Values grid (about) */
.values-grid{
  display:grid;
  grid-template-columns: repeat(4,1fr);
  gap: 26px;
  margin-top: 3rem;
  text-align:center;
}
.value-card{
  background: var(--white);
  border-radius: 22px;
  padding: 40px 24px;
  box-shadow: 0 20px 40px rgba(0,0,0,.05);
}
.value-card .icon{ width: var(--card-icon-size); height: var(--card-icon-size); margin:0 auto var(--card-icon-gap); color: var(--accent-dark); }
.value-card .icon svg{ width:100%; height:100%; }
.value-card .icon img{ width:100%; height:100%; object-fit:contain; }
.value-card h4{ font-family: var(--font-heading); font-size:1.3rem; color: var(--heading); margin-bottom:.3em; }
.value-card p{ color: var(--text-light); font-size:.92rem; }

/* Quote block */
.quote-block{
  text-align:center;
  max-width: 780px;
  margin: 0 auto;
}
.quote-block blockquote{
  font-family: var(--font-heading);
  font-size: 1.6rem;
  color: #fff;
  margin: 0 0 .6em;
  font-style: normal;
}
.quote-block .who{ color: var(--accent); }

/* Founder block */
.founder-photo{ border-radius: 20px; width: 100%; height:auto; aspect-ratio: 632/725; object-fit:cover; margin: 0; box-shadow: 0 20px 40px rgba(0,0,0,.10); }
.tag-pill{
  display:inline-flex; align-items:center; gap:10px;
  color: var(--text-light); font-size:1rem; margin-top: 1rem;
}
.tag-pill svg{ width:20px; height:20px; color: var(--accent-dark); }
.founder-subtitle{
  display:flex; align-items:center; gap:12px;
  color: var(--text-light); font-size: 1.15rem;
  margin: .8rem 0 1.5rem;
}
.founder-subtitle img{ width:26px; height:26px; flex-shrink:0; }

/* Parcours steps */
.parcours-grid{
  display:grid; grid-template-columns: repeat(3,1fr); gap: 28px; margin-top: 3rem;
}
.parcours-card{
  text-align:center;
  background: var(--white);
  border-radius: 22px;
  padding: 50px 34px;
  box-shadow: 0 20px 40px rgba(0,0,0,.05);
}
.parcours-card .icon{ width: var(--card-icon-size); height: var(--card-icon-size); margin:0 auto var(--card-icon-gap); color: var(--accent-dark); }
.parcours-card .icon svg{ width:100%; height:100%; }
.parcours-card .icon img{ width:100%; height:100%; object-fit:contain; }

/* Contact page
   ========================================================================== */
.contact-wrap{
  display:grid;
  grid-template-columns: 1fr 1fr;
  min-height: 640px;
}
.contact-form-side{ padding: 90px 4vw; display:flex; flex-direction:column; justify-content:center; }
.contact-form-side .eyebrow{ text-align:left; }
.contact-image-side{ background-size:cover; background-position:center; min-height: 360px; }

/* Holistic approach section (homepage) - full-bleed split like contact page */
.holistic-wrap{
  display:grid;
  grid-template-columns: 1fr 1fr;
  min-height: 740px;
  background: var(--bg);
}
.holistic-text-side{ padding: 90px var(--container-inset); display:flex; flex-direction:column; justify-content:center; align-items:flex-start; }
.holistic-image-side{ background-size:cover; background-position:center bottom; min-height: 420px; }

form.contact-form{ margin-top: 1.6rem; max-width: 520px; }
form.contact-form .row{ display:grid; grid-template-columns: 1fr 1fr; gap: 18px; }
form.contact-form label{ display:block; font-size:.92rem; margin: 1rem 0 .35em; color: var(--text); }
form.contact-form label .req{ color:#999; font-weight:400; font-size:.85em; }
form.contact-form input,
form.contact-form textarea{
  width:100%;
  padding: 12px 14px;
  border: 1px solid #cfcfcf;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: .98rem;
  background: #fff;
}
form.contact-form textarea{ min-height: 120px; resize: vertical; }
form.contact-form button{ margin-top: 1.6rem; }

.faq{ max-width: 780px; margin: 2.5rem auto 0; }
.faq details{
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}
.faq summary{
  cursor:pointer;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--heading);
  list-style: none;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.faq summary::-webkit-details-marker{ display:none; }
.faq summary::after{ content:"+"; font-size:1.4rem; color: var(--accent); transition: transform .2s ease; }
.faq details[open] summary::after{ content:"–"; }
.faq details p{ margin-top: .8em; color: var(--text-light); }

.contact-info{
  text-align:center;
  padding: 60px 0;
}
.contact-info a{ color: var(--heading); }

/* Footer
   ========================================================================== */
footer.site-footer{
  background: var(--white);
  border-top: 1px solid var(--border);
  padding: 40px 0;
}
footer.site-footer .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap: wrap;
  gap: 16px;
}
footer.site-footer .logo img{ height: 46px; }
footer.site-footer small{ color: var(--text-light); }

/* Responsive
   ========================================================================== */
@media (max-width: 900px){
  .concept-grid,
  .stats-grid,
  .testimonial-grid,
  .parcours-grid,
  .timeline{ grid-template-columns: 1fr; }
  .values-grid{ grid-template-columns: 1fr 1fr; }
  .dual-cards{ grid-template-columns: 1fr; }
  .dual-card .photo-cluster.cluster-particuliers img.p2{ left: 2%; }
  .dual-card .photo-cluster.cluster-entreprises img.p2{ right: 2%; }
  .hero-content .sub{ font-size: 1.4rem; }
  .service-cards{ grid-template-columns: 1fr; }
  .rect-cluster{ padding-top: 90px; }
  .rect-cluster .small{ width: 62%; }
  .split, .split.reverse{ grid-template-columns: 1fr; direction: ltr; }
  .split.reverse{ }
  .contact-wrap{ grid-template-columns: 1fr; }
  .holistic-wrap{ grid-template-columns: 1fr; }
  .benefits-list{ grid-template-columns: 1fr; }
  nav.main-nav{
    position:fixed;
    top:0; left:0; right:0; bottom:0;
    width:100%; height:100%;
    margin:0;
    background: var(--bg);
    flex-direction:column;
    align-items:center;
    justify-content:center;
    gap:0;
    padding: 0;
    border-bottom:none;
    opacity:0;
    visibility:hidden;
    pointer-events:none;
    transition: opacity .4s cubic-bezier(.4,0,.2,1), visibility .4s cubic-bezier(.4,0,.2,1);
    z-index:99;
  }
  nav.main-nav.open{
    display:flex;
    opacity:1;
    visibility:visible;
    pointer-events:auto;
  }
  nav.main-nav a{
    font-size: clamp(1.8rem, 7vw, 2.4rem);
    color: var(--heading);
    margin: 16px 0;
    padding:0;
    border-bottom:none;
  }
  nav.main-nav a.active,
  nav.main-nav a:hover{ border-bottom:none; opacity:.7; }
  nav.main-nav .mobile-cta{
    display:inline-block;
    font-size: 1rem;
    padding: 16px 34px;
    margin: 48px 0 0;
    background:#000;
    color:#fff;
  }
  .header-actions > a.btn{ display:none; }
  .nav-toggle{ display:block; }
}
@media (max-width: 560px){
  .values-grid{ grid-template-columns: 1fr; }
  .section{ padding: 60px 0; }
}

/* Scroll reveal animation
   ========================================================================== */
.reveal{
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 1.3s cubic-bezier(.2,.65,.3,1), transform 1.3s cubic-bezier(.2,.65,.3,1);
  will-change: opacity, transform;
}
.reveal.is-visible{
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce){
  .reveal{
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}