/* ===== Shumolli Sàrl - feuille de style ===== */
:root {
  --red: #d8412c;
  --red-dark: #b9321f;
  --red-light: #f0b6aa;
  --grad: linear-gradient(90deg, #d4412b 0%, #e88f80 60%, #f0b9ae 100%);
  --ink: #2d2d2d;
  --text: #666;
  --nav: #555;
  --bg-grey: #f2f2f2;
  --bg-blue: #eef6fc;
  --line: #e4e4ee;
  --shadow: 0 12px 40px rgba(40, 40, 90, .08);
  --f-title: "Ubuntu", system-ui, sans-serif;
  --f-body: "Open Sans", system-ui, sans-serif;
  --f-contact: "Montserrat", system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; font: 15px/1.8 var(--f-body); color: var(--text); background: #fff; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--red); text-decoration: none; }
h1, h2, h3 { font-family: var(--f-title); color: var(--ink); line-height: 1.2; margin: 0 0 .6em; font-weight: 500; }
.container { width: min(1080px, 100% - 32px); margin-inline: auto; }
.red { color: var(--red); }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 16px; z-index: 100; background: #fff; padding: 8px 12px; }

/* Boutons */
.btn {
  display: inline-block; background: var(--red); color: #fff; border: 0;
  font: 500 18px/1 var(--f-title); padding: 16px 24px; cursor: pointer; transition: .2s;
}
.btn:hover { background: var(--red-dark); color: #fff; }
.btn-white { background: #fff; color: var(--red); }
.btn-white:hover { background: var(--ink); color: #fff; }

/* En-tête */
.site-header { position: sticky; top: 0; z-index: 50; background: #fff; box-shadow: 0 1px 0 rgba(0,0,0,.08); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo img { height: 46px; width: auto; }
.main-nav { display: flex; align-items: center; }
.main-nav ul { display: flex; gap: 26px; list-style: none; margin: 0; padding: 0; }
.main-nav ul a { font: 500 18px var(--f-body); color: var(--nav); }
.main-nav ul a:hover, .main-nav ul a.active { color: var(--red); }
.nav-phone { display: none; }
.nav-toggle { display: none; background: none; border: 0; padding: 10px; cursor: pointer; }
.nav-toggle span { display: block; width: 26px; height: 3px; background: var(--red); margin: 5px 0; transition: .25s; }

/* ---------- Accueil ---------- */
.hero {
  color: #fff; padding: 150px 0 160px;
  background: linear-gradient(rgba(0,0,0,.42), rgba(0,0,0,.42)), url("../img/hero.jpg") center/cover no-repeat, #3b3029;
}
.hero h1 { color: #fff; font-size: clamp(44px, 7vw, 74px); font-weight: 700; margin-bottom: 50px; }
.hero-lead { font: 400 clamp(22px, 2.8vw, 32px)/2.1 var(--f-title); max-width: 680px; margin: 0 0 60px; }

.band-wrap { position: relative; margin-top: -46px; padding-left: max(16px, calc((100% - 1080px) / 2 + 130px)); }
.band {
  position: relative; background: var(--grad); color: #fff; border-radius: 30px 0 0 30px;
  padding: 40px max(16px, calc((100vw - 1080px) / 2)) 30px 104px;
}
.band::after { content: ""; position: absolute; left: 20px; right: 0; bottom: -20px; height: 40px; background: #e9e6fb; border-radius: 0 0 0 30px; z-index: -1; }
.band h2 { color: #fff; font: 500 22px var(--f-title); text-transform: uppercase; letter-spacing: .02em; margin-bottom: 36px; }
.band-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); }
.band-list li { border-right: 1px solid rgba(255,255,255,.55); padding: 4px 0; }
.band-list a { display: flex; align-items: center; gap: 14px; color: #fff; font: 500 16px var(--f-title); }
.check-white { flex: none; width: 32px; height: 32px; border-radius: 50%; background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23d8412c' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4L18 8'/%3E%3C/svg%3E") center/18px no-repeat; }

.section { padding: 80px 0; }
.center-title { text-align: center; font-size: clamp(22px, 2.6vw, 28px); margin-bottom: 50px; }
.steps-section { background: linear-gradient(#fff, #f7f7ff); }
.steps { list-style: none; margin: 0; padding: 40px 0 30px; display: grid; grid-template-columns: repeat(4, 1fr); background: #fff; box-shadow: var(--shadow); }
.steps li { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 16px; padding: 10px 20px; border-right: 1px solid var(--line); }
.steps li:last-child { border-right: 0; }
.step-icon { width: 54px; height: 54px; color: var(--red); }
.steps span { font: 500 16px var(--f-title); color: var(--red); }

.about { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; padding-right: max(16px, calc((100% - 1080px) / 2)); }
.about-logo img { width: 100%; max-width: 540px; }
.split-title { font: 700 clamp(28px, 3.6vw, 40px) var(--f-title); color: var(--ink); }
.split-title.center { text-align: center; margin: 0; }
.about-text p { font-weight: 600; text-align: justify; margin: 0; }

.area-band { background: var(--bg-grey); padding: 30px 0; }
.area-band .split-title { font-size: clamp(24px, 3vw, 34px); font-weight: 500; }
.area-band .split-title:not(.red) { color: #000; }

.clients { display: grid; grid-template-columns: 1fr 1fr; gap: 0; align-items: center; }
.clients-intro { color: #000; font-weight: 600; font-size: 14px; margin: 0 0 20px; }
.check-list { list-style: none; padding: 0; margin: 0; }
.check-list li { display: flex; align-items: center; gap: 14px; padding: 13px 0; font: 500 17px var(--f-title); color: var(--ink); }
.check-list li::before { content: ""; flex: none; width: 32px; height: 32px; border-radius: 50%; border: 2px solid var(--red); background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23d8412c' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4L19 7'/%3E%3C/svg%3E") center/18px no-repeat; }

/* Bandeau téléphone */
.cta { background: var(--grad); padding: 80px 0 70px; text-align: center; }
.cta-inner { display: flex; flex-direction: column; align-items: center; gap: 26px; }
.cta-phone { color: #fff; font: 500 clamp(30px, 4vw, 40px) var(--f-title); }
.cta-phone:hover { color: #fff; opacity: .85; }

/* Pied de page */
.site-footer { background: #222; color: #999; font-size: 14px; padding: 18px 0; }
.footer-inner { display: flex; justify-content: space-between; gap: 12px 24px; flex-wrap: wrap; }
.footer-inner p { margin: 0; }
.footer-links { list-style: none; display: flex; gap: 20px; margin: 0; padding: 0; }
.site-footer a { color: #bbb; }
.site-footer a:hover { color: #fff; }

/* ---------- Services ---------- */
.services-head { padding: 60px 0 30px; }
.services-head .split-title { font-size: clamp(32px, 5vw, 54px); font-weight: 500; }
.services-section { background: radial-gradient(ellipse at center, #fff 0%, var(--bg-blue) 70%); padding: 40px 0 34px; }
.services-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 50px; align-items: start; }
.service-col h2 { text-align: center; font: 500 clamp(26px, 2.8vw, 36px) var(--f-title); margin-bottom: 40px; }
.service-card { background: #fff; border-radius: 20px; overflow: hidden; box-shadow: 0 8px 30px rgba(70, 100, 140, .07); }
.service-card img { width: 100%; aspect-ratio: 16/10.5; object-fit: cover; }
.service-card ul { list-style: none; margin: 0; padding: 30px 20px 22px; font-size: 14px; line-height: 2; }
.service-card li::before { content: "• "; }

/* ---------- Réalisations ---------- */
.real-banner { padding: 90px 0 100px; background: linear-gradient(rgba(255,255,255,.5), rgba(255,255,255,.5)), url("../img/realisations-banner.jpg") center/cover no-repeat, #cfcfcf; }
.real-banner h1 { font: 700 clamp(40px, 6vw, 64px) var(--f-title); color: #333; margin: 0; }
.filters { display: flex; justify-content: center; flex-wrap: wrap; gap: 4px; margin-bottom: 46px; }
.filter { border: 0; background: #ccc; color: #fff; padding: 6px 30px; font: 400 14px var(--f-body); cursor: pointer; }
.filter.is-active, .filter:hover { background: #e5554a; }
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.gallery-item { display: block; aspect-ratio: 3/4; overflow: hidden; background: #eee; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: .4s; }
.gallery-item:hover img { transform: scale(1.05); }
.gallery-item.is-hidden { display: none; }
.empty { text-align: center; font-size: 18px; }
.lightbox { position: fixed; inset: 0; background: rgba(10,10,10,.94); z-index: 100; display: flex; align-items: center; justify-content: center; }
.lightbox[hidden] { display: none; }
.lightbox img { max-width: 90vw; max-height: 86vh; }
.lightbox button { position: absolute; background: none; border: 0; color: #fff; font-size: 48px; cursor: pointer; padding: 10px 18px; line-height: 1; }
.lb-close { top: 10px; right: 10px; }
.lb-prev { left: 10px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 10px; top: 50%; transform: translateY(-50%); }

/* ---------- Contact ---------- */
.contact-top { position: relative; padding: 0 0 40px; }
.contact-top::before { content: ""; position: absolute; left: 0; top: 0; bottom: 40px; width: 3px; background: var(--red); }
.contact-top-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.contact-intro { padding-top: 140px; }
.contact-intro h1 { font: 800 clamp(40px, 5vw, 62px)/1.15 var(--f-contact); color: #000; text-transform: uppercase; margin-bottom: 20px; }
.contact-intro p { color: #222; font-size: 16px; margin: 0 0 24px; }
.qrcode { width: 220px; }
.contact-card-wrap { position: relative; padding-top: 92px; }
.contact-deco { position: absolute; top: 0; right: -10%; width: 105%; height: 180px; background: var(--grad); clip-path: polygon(0 0, 100% 0, 100% 100%, 13% 100%); }
.contact-card { position: relative; background: #fff; box-shadow: 0 20px 50px rgba(0,0,0,.12); padding: 26px 40px 26px 40px; }
.cc-row { display: grid; grid-template-columns: 120px 1fr; gap: 26px; }
.cc-icon { background: var(--red); display: grid; place-items: center; padding: 34px 0; border-bottom: 48px solid var(--red); margin-bottom: -48px; }
.cc-row:last-child .cc-icon { border-bottom: 0; margin-bottom: 0; }
.cc-icon svg { width: 72px; height: 72px; }
.cc-text { padding: 26px 0; }
.cc-text h2 { font: 600 30px var(--f-contact); color: var(--red); letter-spacing: .02em; margin-bottom: 14px; }
.cc-text a, .cc-text span { display: block; color: #000; font: 700 19px/1.6 var(--f-body); }
.cc-text a:hover { color: var(--red); }
.narrow { width: min(820px, 100% - 32px); }
.big-title { font: 800 clamp(36px, 5.4vw, 62px) var(--f-contact); color: #000; text-transform: uppercase; text-align: center; margin-bottom: 50px; }
.contact-form { display: grid; gap: 16px; }
.contact-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; font: 15px var(--f-body); color: #222; padding: 16px 18px; border: 0; background: #f1f1f1; border-radius: 0;
}
.contact-form select { appearance: none; background: #f1f1f1 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") right 14px center/18px no-repeat; }
.contact-form :focus { outline: 2px solid var(--red); }
.contact-form button { justify-self: center; background: #ee1a28; padding: 16px 50px; }
.contact-form button:hover { background: var(--red-dark); }
.hp { position: absolute; left: -9999px; }
.alert { padding: 16px 20px; margin-bottom: 22px; }
.alert ul { margin: 0; padding-left: 18px; }
.alert-success { background: #e7f7ec; color: #17663a; }
.alert-error { background: #fdeaea; color: #a3121c; }

/* Page 404 & autres */
.page-hero { padding: 100px 0; text-align: center; }
.page-hero h1 { font-size: 46px; font-weight: 700; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .band-wrap { padding-left: 16px; }
  .band { padding: 34px 24px 26px 40px; }
  .band-list { grid-template-columns: 1fr 1fr; gap: 16px 0; }
  .band-list li:nth-child(2n) { border-right: 0; padding-left: 20px; }
  .steps, .services-grid { grid-template-columns: 1fr 1fr; }
  .steps li:nth-child(2) { border-right: 0; }
  .steps li:nth-child(-n+2) { padding-bottom: 30px; }
  .services-grid { gap: 30px; }
  .about, .clients, .contact-top-grid { grid-template-columns: 1fr; gap: 40px; }
  .about { padding-inline: 16px; }
  .about-text p { text-align: left; }
  .about-logo img { margin-inline: auto; max-width: 420px; }
  .contact-intro { padding-top: 60px; }
  .contact-card-wrap { padding-top: 60px; }
  .contact-deco { right: 0; width: 100%; height: 130px; }
  .gallery { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .nav-toggle { display: block; }
  .main-nav {
    position: fixed; inset: 68px 0 auto 0; background: #fff; flex-direction: column; align-items: stretch;
    padding: 6px 16px 22px; box-shadow: 0 20px 30px rgba(0,0,0,.1);
    transform: translateY(-130%); transition: transform .3s; z-index: -1;
  }
  .main-nav.open { transform: none; }
  .main-nav ul { flex-direction: column; gap: 0; }
  .main-nav ul a { display: block; padding: 13px 0; border-bottom: 1px solid #eee; }
  .nav-phone { display: block; margin-top: 16px; text-align: center; background: var(--red); color: #fff; padding: 12px; font-weight: 700; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
  .hero { padding: 90px 0 110px; }
  .hero h1 { margin-bottom: 24px; }
  .hero-lead { line-height: 1.6; margin-bottom: 36px; }
  .section { padding: 60px 0; }
  .cc-row { grid-template-columns: 80px 1fr; gap: 18px; }
  .cc-icon svg { width: 46px; height: 46px; }
  .contact-card { padding: 20px; }
  .cc-text h2 { font-size: 24px; }
  .cc-text a, .cc-text span { font-size: 16px; }
}
@media (max-width: 520px) {
  .band-list, .steps, .services-grid, .contact-form .row { grid-template-columns: 1fr; }
  .band-list li { border-right: 0 !important; padding-left: 0 !important; }
  .steps li { border-right: 0; border-bottom: 1px solid var(--line); padding: 20px; }
  .steps li:last-child { border-bottom: 0; }
  .gallery { gap: 8px; }
  .qrcode { width: 170px; }
}