/* =================================================================
   Intérieurs Particuliers — style.css
   Rénovation & aménagement · Neuilly-sur-Seine / Île-de-France
   Palette dérivée du logo : vert + bleu
   ================================================================= */

/* ---------- Fonts (self-hosted) ---------- */
@font-face{font-family:'Inter';src:url('../fonts/inter-400.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap;}
@font-face{font-family:'Inter';src:url('../fonts/inter-600.woff2') format('woff2');font-weight:600;font-style:normal;font-display:swap;}
@font-face{font-family:'Manrope';src:url('../fonts/manrope-700.woff2') format('woff2');font-weight:700;font-style:normal;font-display:swap;}
@font-face{font-family:'Manrope';src:url('../fonts/manrope-800.woff2') format('woff2');font-weight:800;font-style:normal;font-display:swap;}

/* ---------- Tokens ---------- */
:root{
  --green:#2f9e41;
  --green-700:#1f7d30;
  --green-900:#155523;
  --blue:#0b74c4;
  --blue-700:#075596;
  --cyan:#16bee8;
  --ink:#14232f;
  --ink-soft:#26384a;
  --muted:#5b6b78;
  --bg:#ffffff;
  --bg-soft:#f2f7f8;
  --bg-band:#0f2230;       /* deep navy band */
  --line:#e2eaee;
  --shadow:0 10px 30px rgba(15,34,48,.10);
  --shadow-sm:0 4px 14px rgba(15,34,48,.08);
  --radius:14px;
  --radius-sm:10px;
  --maxw:1200px;
  --grad:linear-gradient(100deg,var(--green) 0%,var(--blue) 100%);
  --font-head:'Manrope',system-ui,Segoe UI,sans-serif;
  --font-body:'Inter',system-ui,Segoe UI,sans-serif;
}

/* ---------- Reset / base ---------- */
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  font-size:17px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.12;font-weight:800;color:var(--ink);letter-spacing:-.02em;}
h1{font-size:clamp(2.1rem,5.2vw,3.7rem);}
h2{font-size:clamp(1.7rem,3.6vw,2.6rem);}
h3{font-size:1.22rem;font-weight:700;}
p{color:var(--ink-soft);}
strong{color:var(--ink);}
::selection{background:var(--green);color:#fff;}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 22px;}
.section{padding:72px 0;}
.section--soft{background:var(--bg-soft);}
.center{text-align:center;}
.lead{font-size:1.12rem;color:var(--muted);}

/* eyebrow / kicker */
.kicker{
  display:inline-flex;align-items:center;gap:.55rem;
  font-family:var(--font-head);font-weight:700;font-size:.78rem;
  letter-spacing:.16em;text-transform:uppercase;color:var(--green-700);
  margin-bottom:14px;
}
.kicker::before{content:"";width:26px;height:3px;border-radius:3px;background:var(--grad);}
.kicker--light{color:#9fe2c4;}
.kicker--light::before{background:linear-gradient(100deg,#5fd07a,#39c0f0);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  font-family:var(--font-head);font-weight:700;font-size:1rem;
  padding:14px 26px;border-radius:999px;border:2px solid transparent;
  cursor:pointer;transition:transform .15s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
  min-height:48px;line-height:1;
}
.btn-primary{background:var(--green);color:#fff;box-shadow:0 8px 22px rgba(47,158,65,.30);}
.btn-primary:hover{background:var(--green-700);transform:translateY(-2px);}
.btn-blue{background:var(--blue);color:#fff;box-shadow:0 8px 22px rgba(11,116,196,.30);}
.btn-blue:hover{background:var(--blue-700);transform:translateY(-2px);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line);}
.btn-outline:hover{border-color:var(--green);color:var(--green-700);}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:74px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand img{width:46px;height:46px;}
.brand-text{display:flex;flex-direction:column;line-height:1;}
.brand-text b{font-family:var(--font-head);font-weight:800;font-size:1.12rem;color:var(--ink);letter-spacing:-.01em;}
.brand-text span{font-size:.62rem;letter-spacing:.22em;text-transform:uppercase;color:var(--green-700);margin-top:4px;font-weight:600;}

.main-nav ul{list-style:none;display:flex;align-items:center;gap:6px;}
.main-nav a{
  display:block;padding:10px 14px;border-radius:8px;font-weight:600;font-size:.97rem;color:var(--ink-soft);
  transition:color .15s,background .15s;
}
.main-nav a:hover{color:var(--green-700);background:var(--bg-soft);}
.main-nav a.active{color:var(--green-700);}
.main-nav a.active::after{content:"";display:block;height:2px;border-radius:2px;background:var(--grad);margin-top:4px;}

.header-cta{display:flex;align-items:center;gap:14px;}
.header-phone{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-head);font-weight:700;color:var(--ink);white-space:nowrap;}
.header-phone svg{width:18px;height:18px;fill:var(--green);}
.header-phone:hover{color:var(--green-700);}

.nav-toggle{display:none;width:46px;height:46px;border:1px solid var(--line);background:#fff;border-radius:10px;cursor:pointer;align-items:center;justify-content:center;}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{content:"";display:block;width:22px;height:2px;background:var(--ink);border-radius:2px;position:relative;transition:.25s;}
.nav-toggle span::before{position:absolute;top:-7px;}
.nav-toggle span::after{position:absolute;top:7px;}
.nav-toggle[aria-expanded="true"] span{background:transparent;}
.nav-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg);}
.nav-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg);}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:88vh;display:flex;align-items:center;color:#fff;overflow:hidden;}
.hero__bg{position:absolute;inset:0;z-index:-2;}
.hero__bg img{width:100%;height:100%;object-fit:cover;object-position:center 30%;}
.hero__bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(8,20,29,.92) 0%,rgba(8,20,29,.72) 42%,rgba(8,20,29,.28) 100%);}
.hero__inner{padding:90px 0;max-width:680px;}
.hero h1{color:#fff;}
.hero h1 .accent{color:#7fe0a0;}
.hero p{color:rgba(255,255,255,.9);font-size:1.18rem;margin-top:20px;max-width:560px;}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.hero__meta{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:34px;padding-top:26px;border-top:1px solid rgba(255,255,255,.18);}
.hero__meta span{display:inline-flex;align-items:center;gap:9px;font-size:.95rem;color:rgba(255,255,255,.92);font-weight:600;}
.hero__meta svg{width:18px;height:18px;fill:#7fe0a0;flex:none;}

/* ---------- Intro / split (asymmetric) ---------- */
.split{display:grid;grid-template-columns:1.25fr .9fr;gap:54px;align-items:center;}
.split--reverse .split__media{order:-1;}
.split__media{position:relative;}
.split__media img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;}
.split__media .tag{
  position:absolute;left:-14px;bottom:24px;background:#fff;color:var(--ink);
  padding:14px 20px;border-radius:12px;box-shadow:var(--shadow);border-left:5px solid var(--green);
}
.split__media .tag b{font-family:var(--font-head);display:block;font-size:1.3rem;color:var(--ink);}
.split__media .tag small{color:var(--muted);font-size:.82rem;}
.split__body p+p{margin-top:16px;}
.sign{margin-top:24px;display:flex;align-items:center;gap:14px;}
.sign b{font-family:var(--font-head);}
.sign small{color:var(--muted);display:block;font-weight:400;}

/* ---------- Prestations (numbered editorial list) ---------- */
.prestations{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-top:42px;}
.prestation{background:#fff;padding:30px 28px;display:flex;gap:20px;transition:background .2s;}
.prestation:hover{background:var(--bg-soft);}
.prestation .num{font-family:var(--font-head);font-weight:800;font-size:1rem;color:var(--green);border:2px solid var(--green);border-radius:50%;width:42px;height:42px;display:flex;align-items:center;justify-content:center;flex:none;}
.prestation:nth-child(even) .num{color:var(--blue);border-color:var(--blue);}
.prestation h3{margin-bottom:8px;}
.prestation p{font-size:.97rem;color:var(--muted);}

/* simple service cards (services page) */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.svc-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column;}
.svc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.svc-card__img{aspect-ratio:4/3;overflow:hidden;}
.svc-card__img img{width:100%;height:100%;object-fit:cover;transition:transform .4s;}
.svc-card:hover .svc-card__img img{transform:scale(1.05);}
.svc-card__body{padding:22px 22px 26px;}
.svc-card__body h3{margin-bottom:10px;}
.svc-card__body p{font-size:.96rem;color:var(--muted);}
.svc-card__body ul{list-style:none;margin-top:14px;display:flex;flex-wrap:wrap;gap:7px;}
.svc-card__body li{font-size:.8rem;background:var(--bg-soft);color:var(--ink-soft);padding:5px 11px;border-radius:999px;font-weight:600;}

/* ---------- Band (deep navy) ---------- */
.band{background:var(--bg-band);color:#fff;position:relative;overflow:hidden;}
.band::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad);}
.band h2{color:#fff;}
.band p{color:rgba(255,255,255,.82);}
.band .lead{color:rgba(255,255,255,.78);}

/* commitments / why */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:42px;}
.why{padding:26px 24px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.10);border-radius:var(--radius);}
.why .ico{width:48px;height:48px;border-radius:12px;background:rgba(127,224,160,.14);display:flex;align-items:center;justify-content:center;margin-bottom:16px;}
.why .ico svg{width:24px;height:24px;stroke:#7fe0a0;fill:none;stroke-width:2;}
.why h3{color:#fff;margin-bottom:8px;}
.why p{color:rgba(255,255,255,.74);font-size:.96rem;}

/* ---------- Zone d'intervention ---------- */
.zones{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
.zones span{font-family:var(--font-head);font-weight:700;font-size:.92rem;background:#fff;border:1px solid var(--line);color:var(--ink-soft);padding:9px 16px;border-radius:999px;}
.zones span::before{content:"📍";margin-right:6px;font-size:.8rem;}

/* ---------- Gallery / réalisations ---------- */
.filters{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:34px 0 8px;}
.filter{font-family:var(--font-head);font-weight:700;font-size:.92rem;padding:9px 18px;border-radius:999px;border:1.5px solid var(--line);background:#fff;color:var(--ink-soft);cursor:pointer;transition:.18s;}
.filter:hover{border-color:var(--green);color:var(--green-700);}
.filter.active{background:var(--ink);color:#fff;border-color:var(--ink);}

.gallery{columns:3;column-gap:18px;margin-top:26px;}
.gal-item{break-inside:avoid;margin-bottom:18px;position:relative;border-radius:12px;overflow:hidden;cursor:pointer;box-shadow:var(--shadow-sm);}
.gal-item img{width:100%;transition:transform .45s ease;}
.gal-item:hover img{transform:scale(1.05);}
.gal-item figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:30px 16px 14px;color:#fff;font-weight:600;font-size:.92rem;
  background:linear-gradient(transparent,rgba(8,20,29,.85));opacity:0;transition:opacity .25s;
}
.gal-item:hover figcaption{opacity:1;}
.gal-item .cat{display:block;font-family:var(--font-head);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:#7fe0a0;margin-bottom:3px;}
.gal-item.hide{display:none;}

/* ---------- Lightbox ---------- */
.lightbox{position:fixed;inset:0;z-index:120;background:rgba(8,16,22,.94);display:none;align-items:center;justify-content:center;padding:30px;}
.lightbox.open{display:flex;}
.lightbox img{max-width:92vw;max-height:82vh;border-radius:8px;box-shadow:0 20px 60px rgba(0,0,0,.5);}
.lightbox figcaption{position:absolute;bottom:24px;left:0;right:0;text-align:center;color:#fff;font-weight:600;}
.lb-close,.lb-prev,.lb-next{position:absolute;background:rgba(255,255,255,.12);border:none;color:#fff;cursor:pointer;border-radius:50%;width:52px;height:52px;font-size:1.8rem;line-height:1;display:flex;align-items:center;justify-content:center;transition:background .2s;}
.lb-close:hover,.lb-prev:hover,.lb-next:hover{background:var(--green);}
.lb-close{top:22px;right:22px;}
.lb-prev{left:18px;top:50%;transform:translateY(-50%);}
.lb-next{right:18px;top:50%;transform:translateY(-50%);}

/* ---------- CTA strip ---------- */
.cta-strip{background:var(--grad);color:#fff;border-radius:var(--radius);padding:46px 44px;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;box-shadow:var(--shadow);}
.cta-strip h2{color:#fff;font-size:clamp(1.5rem,3vw,2.1rem);}
.cta-strip p{color:rgba(255,255,255,.92);margin-top:6px;}
.cta-strip .btn-primary{background:#fff;color:var(--green-900);box-shadow:none;}
.cta-strip .btn-primary:hover{background:#f0fff5;}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:start;}
.info-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow-sm);}
.info-row{display:flex;gap:16px;padding:16px 0;border-bottom:1px solid var(--line);}
.info-row:last-child{border-bottom:none;}
.info-row .ico{width:44px;height:44px;border-radius:10px;background:var(--bg-soft);display:flex;align-items:center;justify-content:center;flex:none;}
.info-row .ico svg{width:20px;height:20px;fill:var(--green);}
.info-row b{font-family:var(--font-head);display:block;font-size:.95rem;}
.info-row a,.info-row span{color:var(--muted);font-size:.97rem;}
.info-row a:hover{color:var(--green-700);}

form .field{margin-bottom:18px;}
form label{display:block;font-weight:600;font-size:.9rem;margin-bottom:7px;color:var(--ink);}
form input,form textarea{
  width:100%;padding:13px 15px;border:1.5px solid var(--line);border-radius:10px;
  font-family:var(--font-body);font-size:1rem;color:var(--ink);background:#fff;transition:border .15s,box-shadow .15s;
}
form input:focus,form textarea:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 3px rgba(47,158,65,.15);}
form textarea{min-height:130px;resize:vertical;}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.gdpr{display:flex;gap:10px;align-items:flex-start;font-size:.86rem;color:var(--muted);}
.gdpr input{width:auto;margin-top:4px;flex:none;}
.gdpr a{color:var(--green-700);text-decoration:underline;}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden;}
.form-note{font-size:.82rem;color:var(--muted);margin-top:10px;}
.alert{padding:13px 16px;border-radius:10px;margin-bottom:20px;font-size:.95rem;font-weight:600;}
.alert-error{background:#fdecec;color:#b42318;border:1px solid #f5c6c2;}
.alert-ok{background:#e9f7ee;color:#1f7d30;border:1px solid #b7e3c4;}

/* ---------- Legal pages ---------- */
.legal{max-width:820px;}
.legal h1{margin-bottom:8px;}
.legal h2{font-size:1.3rem;margin:36px 0 12px;}
.legal h3{margin:22px 0 8px;}
.legal p,.legal li{color:var(--ink-soft);font-size:.98rem;margin-bottom:12px;}
.legal ul{margin:0 0 12px 22px;}
.legal .updated{color:var(--muted);font-size:.9rem;margin-bottom:30px;}
.legal a{color:var(--green-700);text-decoration:underline;}

/* ---------- Footer ---------- */
.site-footer{background:var(--bg-band);color:rgba(255,255,255,.74);padding:60px 0 26px;}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px;}
.footer-brand .brand-text b{color:#fff;}
.footer-brand p{color:rgba(255,255,255,.62);font-size:.94rem;margin-top:16px;max-width:300px;}
.footer-col h4{color:#fff;font-size:1rem;margin-bottom:16px;}
.footer-col ul{list-style:none;}
.footer-col li{margin-bottom:10px;}
.footer-col a,.footer-col span{color:rgba(255,255,255,.72);font-size:.94rem;}
.footer-col a:hover{color:#7fe0a0;}
.footer-bottom{margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.85rem;color:rgba(255,255,255,.55);}
.footer-bottom a{color:rgba(255,255,255,.7);}
.footer-bottom a:hover{color:#7fe0a0;}

/* ---------- WhatsApp FAB ---------- */
.wa-fab{position:fixed;right:20px;bottom:20px;z-index:80;width:58px;height:58px;border-radius:50%;background:#25d366;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(37,211,102,.45);transition:transform .2s;}
.wa-fab:hover{transform:scale(1.08);}
.wa-fab svg{width:32px;height:32px;fill:#fff;}

/* ---------- Cookie banner ---------- */
#cookie-banner{position:fixed;left:16px;right:16px;bottom:16px;z-index:100;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:18px 20px;display:flex;align-items:center;gap:18px;flex-wrap:wrap;max-width:680px;margin:0 auto;}
#cookie-banner[hidden]{display:none;}
#cookie-banner p{font-size:.9rem;color:var(--ink-soft);flex:1;min-width:220px;margin:0;}
#cookie-banner p a{color:var(--green-700);text-decoration:underline;}
#cookie-banner .cookie-actions{display:flex;gap:10px;}
#cookie-banner button{font-family:var(--font-head);font-weight:700;font-size:.85rem;padding:10px 16px;border-radius:999px;cursor:pointer;border:1.5px solid var(--line);background:#fff;color:var(--ink-soft);}
#cookie-banner #cookie-accept{background:var(--green);color:#fff;border-color:var(--green);}
#cookie-banner #cookie-accept:hover{background:var(--green-700);}

/* ---------- Skip link ---------- */
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;border-radius:0 0 8px 0;z-index:200;}
.skip-link:focus{left:0;}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease;}
.reveal.in{opacity:1;transform:none;}

/* page header (interior pages) */
.page-head{background:var(--bg-soft);border-bottom:1px solid var(--line);padding:54px 0;}
.page-head .breadcrumb{font-size:.85rem;color:var(--muted);margin-bottom:12px;}
.page-head .breadcrumb a:hover{color:var(--green-700);}
.page-head h1{font-size:clamp(2rem,4.5vw,3rem);}
.page-head p{margin-top:14px;max-width:640px;font-size:1.08rem;color:var(--muted);}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .footer-top{grid-template-columns:1fr 1fr;}
  .svc-grid{grid-template-columns:repeat(2,1fr);}
  .why-grid{grid-template-columns:1fr;}
  .gallery{columns:2;}
}
@media (max-width:860px){
  .nav-toggle{display:flex;}
  .main-nav{position:fixed;top:74px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    display:block;visibility:hidden;transform:translateY(-115%);transition:transform .3s ease,visibility 0s linear .3s;box-shadow:var(--shadow);max-height:calc(100vh - 74px);overflow:auto;}
  .main-nav.open{transform:translateY(0);visibility:visible;transition:transform .3s ease,visibility 0s;}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:0;padding:10px 16px 18px;}
  .main-nav a{padding:14px 8px;border-bottom:1px solid var(--line);border-radius:0;font-size:1.05rem;}
  .main-nav a.active::after{display:none;}
  .header-phone span{display:none;}
  .header-cta .btn-primary{display:none;}
  .split{grid-template-columns:1fr;gap:34px;}
  .split--reverse .split__media{order:0;}
  .prestations{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr;gap:30px;}
}
@media (max-width:600px){
  body{font-size:16px;}
  .section{padding:54px 0;}
  .hero{min-height:84vh;}
  .hero__bg::after{background:linear-gradient(180deg,rgba(8,20,29,.78) 0%,rgba(8,20,29,.62) 60%,rgba(8,20,29,.78) 100%);}
  .svc-grid{grid-template-columns:1fr;}
  .gallery{columns:1;}
  .field-row{grid-template-columns:1fr;}
  .cta-strip{padding:32px 26px;text-align:center;justify-content:center;}
  .footer-top{grid-template-columns:1fr;gap:28px;}
  .hero__actions .btn{flex:1;}
}