/* ============================================================
   solutions-solaires.net — base.css
   Styles partagés entre toutes les pages.
   Convention : .sec-title / .grid3 / --or-light (cf. vannes.html).
   ============================================================ */

/* ---- Variables & reset ---- */
:root{
  --marine:#1C2B4A;--marine2:#162039;--marine3:#243558;
  --or:#F0B840;--or-light:rgba(240,184,64,.12);--or-border:rgba(240,184,64,.25);
  --creme:#F5F0E8;--creme2:#EDE8DF;--white:#fff;
  --stone:#7a8a9a;--border:rgba(28,43,74,.1);
  --green:#2D6A4F;--green-bg:#EAF3EE;
  --r:10px;--r-lg:18px;--r-xl:24px;--max:1160px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Montserrat',sans-serif;background:var(--creme);color:var(--marine);font-size:15px;line-height:1.65;overflow-x:hidden}
h1,h2,h3,h4{font-family:'Cormorant Garamond',Georgia,serif}
img{max-width:100%;display:block}

/* ---- Nav ---- */
nav{position:sticky;top:0;z-index:100;background:var(--marine);border-bottom:1px solid rgba(240,184,64,.15)}
.nav-inner{max-width:var(--max);margin:0 auto;padding:0 5vw;height:64px;display:flex;align-items:center;justify-content:space-between;gap:1.5rem}
.logo{display:flex;align-items:center;gap:.7rem;text-decoration:none;flex-shrink:0}
.logo-text .s1{display:block;font-family:'Cormorant Garamond',serif;font-size:18px;font-weight:600;color:#fff;letter-spacing:1px}
.logo-text .s2{display:block;font-family:'Cormorant Garamond',serif;font-size:18px;font-weight:300;font-style:italic;color:var(--or);letter-spacing:1px}
.logo-text .s3{display:block;font-family:'Montserrat',sans-serif;font-size:6px;font-weight:300;color:#3a5070;letter-spacing:2px;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:.1rem;list-style:none}
.nav-links a{text-decoration:none;color:rgba(255,255,255,.6);font-size:.78rem;font-weight:400;padding:.4rem .7rem;border-radius:10px;transition:color .2s,background .2s;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:white;background:rgba(255,255,255,.07)}
.nav-cta{background:var(--or)!important;color:var(--marine)!important;font-weight:600!important;border-radius:20px!important;padding:.4rem 1rem!important}
.nav-cta:hover{background:#FFD070!important}
.nav-or{color:var(--or)!important;font-weight:500!important}
.ham{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px;background:none;border:none}
.ham span{display:block;width:22px;height:1.5px;background:rgba(255,255,255,.7);border-radius:2px}
.mob{display:none;position:fixed;top:64px;left:0;right:0;background:var(--marine);border-bottom:1px solid rgba(240,184,64,.15);padding:1rem 5vw 1.5rem;z-index:99;flex-direction:column;gap:.2rem}
.mob.open{display:flex}
.mob a{color:rgba(255,255,255,.7);text-decoration:none;padding:.65rem .5rem;border-bottom:1px solid rgba(255,255,255,.07);font-size:.9rem}
.mob a:last-child{border:none;background:var(--or);color:var(--marine);border-radius:10px;text-align:center;margin-top:.5rem;padding:.85rem;font-weight:600}

/* ---- Sections & titres ---- */
.sec{padding:4.5rem 5vw}
.sec-inner{max-width:var(--max);margin:0 auto}
.sec-label{font-family:'Montserrat',sans-serif;font-size:.67rem;font-weight:600;letter-spacing:3px;text-transform:uppercase;color:var(--or);margin-bottom:.75rem}
.sec-title{font-size:clamp(1.8rem,3vw,2.8rem);font-weight:600;letter-spacing:-.02em;line-height:1.1;color:var(--marine);margin-bottom:.85rem}
.sec-title em{font-style:italic;font-weight:300}
.sec-sub{font-size:.88rem;color:var(--stone);font-weight:300;line-height:1.8;max-width:540px;margin-bottom:2.5rem}
.breadcrumb{font-size:.75rem;color:var(--stone);display:flex;align-items:center;gap:.4rem;flex-wrap:wrap;margin-bottom:1rem}
.breadcrumb a{color:var(--stone);text-decoration:none}
.breadcrumb a:hover{color:var(--marine)}

/* ---- Boutons ---- */
.btn-or{display:inline-flex;align-items:center;gap:.4rem;background:var(--or);color:var(--marine);text-decoration:none;border-radius:24px;padding:.85rem 1.75rem;font-size:.75rem;font-weight:600;letter-spacing:1px;text-transform:uppercase;transition:all .2s;border:none;cursor:pointer}
.btn-or:hover{background:#FFD070;transform:translateY(-1px)}
.btn-ghost{display:inline-flex;align-items:center;gap:.4rem;background:transparent;color:rgba(255,255,255,.7);border:1px solid rgba(255,255,255,.2);text-decoration:none;border-radius:24px;padding:.83rem 1.5rem;font-size:.75rem;font-weight:400;transition:all .2s;cursor:pointer}
.btn-ghost:hover{border-color:rgba(255,255,255,.5);color:white}
.btn-ghost-dark{border-color:var(--border);color:var(--marine);padding:.83rem 1.5rem}
.btn-ghost-dark:hover{border-color:var(--marine);background:var(--creme2);color:var(--marine)}
.btn-white{display:inline-flex;align-items:center;gap:.5rem;background:white;color:var(--marine);text-decoration:none;border-radius:28px;padding:1rem 2rem;font-size:.8rem;font-weight:600;letter-spacing:1px;text-transform:uppercase;transition:all .2s;border:none;cursor:pointer}
.btn-white:hover{background:var(--or);transform:translateY(-1px)}
.btn-out-white{display:inline-flex;align-items:center;gap:.5rem;background:transparent;color:rgba(255,255,255,.7);border:1px solid rgba(255,255,255,.2);text-decoration:none;border-radius:28px;padding:1rem 1.75rem;font-size:.8rem;font-weight:400;transition:all .2s}
.btn-out-white:hover{border-color:rgba(255,255,255,.5);color:white}

/* ---- Hero de page ---- */
.page-hero{background:var(--marine);padding:3.5rem 5vw 3rem}
.page-hero-inner{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:.45rem;background:var(--or-light);border:1px solid var(--or-border);color:var(--or);font-size:.65rem;font-weight:500;letter-spacing:2.5px;text-transform:uppercase;padding:.38rem 1rem;border-radius:20px;margin-bottom:1.25rem}
.page-hero h1{font-size:clamp(2rem,4vw,3rem);font-weight:600;letter-spacing:-.02em;line-height:1.05;color:white;margin-bottom:.85rem}
.page-hero h1 em{font-style:italic;font-weight:300;color:var(--or)}
.page-hero-desc{font-size:.88rem;color:rgba(255,255,255,.55);font-weight:300;line-height:1.8;margin-bottom:1.75rem}
.hero-actions{display:flex;gap:.75rem;flex-wrap:wrap}
.hero-img{background:var(--marine3);border-radius:var(--r-xl);height:320px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:rgba(240,184,64,.2);position:relative;overflow:hidden}
.hero-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ph-big{font-size:3rem}
.ph-hint{font-family:'Montserrat',sans-serif;font-size:.6rem;letter-spacing:2px;text-transform:uppercase;color:rgba(240,184,64,.25);margin-top:.4rem}
.ph-label{position:absolute;bottom:12px;left:14px;background:rgba(240,184,64,.9);color:var(--marine);font-size:.65rem;font-weight:600;padding:.3rem .85rem;border-radius:12px;letter-spacing:.5px}

/* ---- Trust bar ---- */
.trust-bar{background:var(--marine2);padding:1rem 5vw;border-bottom:1px solid rgba(240,184,64,.1)}
.trust-bar-inner{max-width:var(--max);margin:0 auto;display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap;justify-content:center}
.tpill{display:flex;align-items:center;gap:.5rem;font-size:.7rem;font-weight:400;color:rgba(255,255,255,.5);letter-spacing:.3px}
.tpill .dot{width:5px;height:5px;border-radius:50%;background:var(--or);flex-shrink:0}
.tsep{width:1px;height:16px;background:rgba(255,255,255,.1)}

/* ---- Grilles & cards ---- */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.25rem}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.card{background:var(--white);border:1px solid var(--border);border-radius:var(--r-lg);padding:1.75rem;transition:box-shadow .2s,transform .2s}
.card:hover{box-shadow:0 8px 32px rgba(28,43,74,.08);transform:translateY(-2px)}
.card-icon{width:44px;height:44px;background:var(--or-light);border:1px solid var(--or-border);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin-bottom:1.1rem}
.card h3{font-size:1.1rem;font-weight:600;letter-spacing:-.01em;margin-bottom:.4rem;color:var(--marine)}
.card p{font-size:.83rem;color:var(--stone);line-height:1.7;font-weight:300}
a.card{text-decoration:none;color:inherit;display:block}
.tag{display:inline-block;background:var(--creme2);border:1px solid var(--border);border-radius:20px;font-size:.68rem;font-weight:500;color:var(--stone);padding:.22rem .65rem;margin:.2rem .15rem 0 0}
.tag-or{background:var(--or-light);border-color:var(--or-border);color:#8A5800}

/* ---- FAQ ---- */
.faq-list{display:flex;flex-direction:column;gap:.75rem}
.faq-item{border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden}
.faq-q{padding:1rem 1.25rem;font-weight:600;font-size:.88rem;cursor:pointer;display:flex;justify-content:space-between;align-items:center;background:var(--white);user-select:none;font-family:'Montserrat',sans-serif}
.faq-q:hover{background:var(--creme)}
.faq-a{padding:0 1.25rem 1rem;font-size:.84rem;color:var(--stone);font-weight:300;line-height:1.7;display:none}
.faq-item.open .faq-a{display:block}
.faq-item.open .faq-q{background:var(--creme)}

/* ---- CTA band ---- */
.cta-band{background:var(--marine);color:white;padding:4.5rem 5vw;text-align:center}
.cta-band .sec-label{color:var(--or)}
.cta-band .sec-title{color:white}
.cta-band .sec-sub{color:rgba(255,255,255,.5);margin:0 auto 2rem}
.cta-btns{display:flex;gap:.85rem;justify-content:center;flex-wrap:wrap}

/* ---- Zones d'intervention ---- */
.zones-wrap{display:flex;flex-wrap:wrap;gap:.6rem;margin-bottom:1.25rem}
.zone-chip{background:var(--white);border:1px solid var(--border);border-radius:var(--r);padding:.5rem 1rem;font-size:.75rem;font-weight:500;color:var(--marine);text-decoration:none;transition:all .2s}
.zone-chip:hover{border-color:var(--or);background:var(--or-light)}
.zone-chip.feat{background:var(--marine);color:white;border-color:var(--marine)}
.zone-chip.feat:hover{background:var(--or);color:var(--marine);border-color:var(--or)}

/* ---- Slots photo (placeholders en attendant photos réelles) ---- */
.photo-slot{background:var(--creme2);border-radius:var(--r-lg);position:relative;overflow:hidden;display:flex;flex-direction:column;align-items:center;justify-content:center;color:rgba(28,43,74,.15)}
.photo-slot img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.slot-ph{font-size:2rem}
.slot-hint{font-family:'Montserrat',sans-serif;font-size:.55rem;letter-spacing:2px;text-transform:uppercase;color:rgba(28,43,74,.2);margin-top:.3rem}
.slot-caption{position:absolute;bottom:10px;left:12px;background:rgba(28,43,74,.8);color:var(--or);font-size:.65rem;font-weight:600;padding:.28rem .7rem;border-radius:8px;letter-spacing:.4px}

/* ---- Footer ---- */
footer{background:var(--marine2);padding:3.5rem 5vw 2rem}
.foot-grid{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:2.5rem;margin-bottom:2rem}
.foot-brand p{font-size:.78rem;line-height:1.75;font-weight:300;max-width:260px;margin-top:.85rem;color:rgba(255,255,255,.45)}
.foot-phone{display:inline-flex;align-items:center;gap:.4rem;color:var(--or);text-decoration:none;font-weight:600;font-size:.9rem;margin-top:.85rem}
.foot-col h5{font-family:'Montserrat',sans-serif;font-size:.65rem;font-weight:600;color:rgba(255,255,255,.3);letter-spacing:2.5px;text-transform:uppercase;margin-bottom:1rem}
.foot-col ul{list-style:none;display:flex;flex-direction:column;gap:.5rem}
.foot-col ul a{text-decoration:none;color:rgba(255,255,255,.45);font-size:.8rem;font-weight:300;transition:color .2s}
.foot-col ul a:hover{color:white}
.foot-bottom{max-width:var(--max);margin:0 auto;border-top:1px solid rgba(255,255,255,.07);padding-top:1.25rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:.75rem;font-size:.72rem;color:rgba(255,255,255,.2)}

/* ---- Responsive ---- */
@media(max-width:960px){
  .nav-links{display:none}
  .ham{display:flex}
  .page-hero-inner{grid-template-columns:1fr}
  .hero-img{height:220px}
  .grid2,.grid3{grid-template-columns:1fr}
  .grid4{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:2rem}
  .foot-brand{grid-column:1/-1}
}
@media(max-width:600px){
  .grid4{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .cta-btns{flex-direction:column;align-items:center}
}