/*
Theme Name: Signarama Suresnes
Theme URI: https://signarama-suresnes.fr/
Author: Signarama Suresnes
Description: Thème vitrine sur mesure et entièrement personnalisable pour Signarama Suresnes.
Version: 1.0.0
Text Domain: signarama-suresnes
*/

:root {
  --red: #c8102e;
  --red-dark: #a60b25;
  --ink: #17181b;
  --muted: #666a73;
  --cream: #f6f3ef;
  --line: #e7e3df;
  --white: #fff;
  --radius: 18px;
  --shadow: 0 18px 55px rgba(19, 20, 23, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: #fff; font-family: "Arial", "Helvetica Neue", sans-serif; line-height: 1.6; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.container { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.eyebrow { margin: 0 0 12px; color: var(--red); font-size: 13px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.section-title { max-width: 760px; margin: 0; font-size: clamp(34px, 5vw, 62px); letter-spacing: -.045em; line-height: 1.02; }
.section-copy { max-width: 690px; color: var(--muted); font-size: 18px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 24px; border: 0; border-radius: 999px; background: var(--red); color: #fff; font-size: 14px; font-weight: 800; letter-spacing: .03em; cursor: pointer; transition: .2s ease; }
.btn:hover { transform: translateY(-2px); background: var(--red-dark); box-shadow: 0 10px 30px rgba(200,16,46,.24); }
.btn-outline { border: 1px solid rgba(255,255,255,.5); background: transparent; }

.topbar { padding: 8px 0; background: var(--ink); color: #fff; font-size: 13px; }
.topbar .container { display: flex; justify-content: flex-end; gap: 24px; }
.site-header { position: sticky; z-index: 20; top: 0; background: rgba(255,255,255,.96); border-bottom: 1px solid rgba(0,0,0,.06); backdrop-filter: blur(12px); }
.nav-wrap { display: flex; align-items: center; min-height: 78px; gap: 34px; }
.brand { display: inline-flex; align-items: center; gap: 11px; margin-right: auto; }
.brand-mark { display: grid; width: 42px; height: 42px; place-items: center; border-radius: 8px; background: var(--red); color: #fff; font-size: 25px; font-weight: 900; }
.brand-name { display: flex; flex-direction: column; font-size: 23px; font-weight: 900; letter-spacing: -.04em; line-height: .9; }
.brand-city { margin-top: 7px; color: var(--red); font-size: 10px; letter-spacing: .2em; text-transform: uppercase; }
.main-nav { display: flex; align-items: center; gap: 25px; font-size: 14px; font-weight: 700; }
.main-nav a:hover { color: var(--red); }
.menu-toggle { display: none; padding: 9px; border: 0; background: transparent; font-size: 26px; }

.hero { position: relative; display: grid; min-height: 690px; align-items: center; overflow: hidden; background: #151619 center/cover no-repeat; color: #fff; }
.hero::before { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(10,11,13,.88) 0%, rgba(10,11,13,.64) 43%, rgba(10,11,13,.08) 75%); content: ""; }
.hero-content { position: relative; z-index: 1; max-width: 670px; padding: 95px 0; }
.hero h1 { margin: 0 0 22px; font-size: clamp(48px, 7.2vw, 92px); letter-spacing: -.06em; line-height: .92; text-transform: uppercase; }
.hero h1 span { color: var(--red); }
.hero p { max-width: 610px; margin-bottom: 32px; color: rgba(255,255,255,.84); font-size: clamp(18px,2vw,22px); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }

.trust-strip { position: relative; z-index: 3; margin-top: -38px; }
.trust-grid { display: grid; grid-template-columns: repeat(4,1fr); overflow: hidden; border-radius: var(--radius); background: #fff; box-shadow: var(--shadow); }
.trust-item { padding: 27px 25px; border-right: 1px solid var(--line); }
.trust-item:last-child { border: 0; }
.trust-item strong { display: block; font-size: 17px; }
.trust-item span { color: var(--muted); font-size: 13px; }
.trust-number { color: var(--red); font-size: 28px; font-weight: 900; }

.services { padding: 130px 0 110px; }
.services-head { display: flex; align-items: end; justify-content: space-between; gap: 35px; margin-bottom: 48px; }
.service-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.service-card { position: relative; min-height: 350px; overflow: hidden; border-radius: var(--radius); background: #25262b center/cover; color: #fff; box-shadow: var(--shadow); }
.service-card::after { position: absolute; inset: 0; background: linear-gradient(0deg, rgba(9,10,12,.92), rgba(9,10,12,.08) 70%); content: ""; }
.service-content { position: absolute; z-index: 2; right: 0; bottom: 0; left: 0; padding: 28px; }
.service-icon { display: grid; width: 44px; height: 44px; margin-bottom: 17px; place-items: center; border-radius: 50%; background: var(--red); font-size: 21px; }
.service-card h3 { margin: 0 0 6px; font-size: 27px; letter-spacing: -.03em; }
.service-card p { margin: 0; color: rgba(255,255,255,.72); font-size: 14px; }

.solutions { padding: 120px 0; background: #f5f2ee; }
.solutions-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: clamp(45px,7vw,100px); align-items: start; }
.solutions-intro { position: sticky; top: 130px; }
.solutions .section-title { font-size: clamp(38px,5vw,62px); }
.solutions .section-copy { margin: 22px 0 28px; color: var(--muted); }
.catalogue-note { display: grid; gap: 4px; margin: 0 0 28px; padding: 20px; border-left: 3px solid var(--red); background: #fff; }
.catalogue-note strong { font-size: 14px; }
.catalogue-note span { color: var(--muted); font-size: 13px; }
.solution-accordion { overflow: hidden; border-top: 1px solid #d8d2cc; }
.solution-row { border-bottom: 1px solid #d8d2cc; }
.solution-row summary { display: grid; grid-template-columns: 50px 1fr 30px; align-items: center; gap: 18px; padding: 23px 5px; cursor: pointer; list-style: none; }
.solution-row summary::-webkit-details-marker { display: none; }
.solution-icon { display: grid; width: 46px; height: 46px; place-items: center; border-radius: 50%; background: #fff; color: var(--red); font-size: 15px; font-weight: 900; box-shadow: 0 5px 18px rgba(20,20,20,.08); }
.solution-row summary small, .solution-row summary strong { display: block; }
.solution-row summary small { margin-bottom: 2px; color: #8a8580; font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.solution-row summary strong { font-size: clamp(19px,2.5vw,26px); letter-spacing: -.025em; }
.solution-row summary i { color: var(--red); font-size: 28px; font-style: normal; font-weight: 300; transition: transform .2s; }
.solution-row[open] summary i { transform: rotate(45deg); }
.product-tags { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 5px 25px 73px; }
.product-tags span { padding: 8px 12px; border: 1px solid #ddd7d1; border-radius: 999px; background: rgba(255,255,255,.6); color: #595650; font-size: 12px; font-weight: 700; }
.process { padding: 110px 0; background: var(--cream); }
.process-grid { display: grid; grid-template-columns: .82fr 1.18fr; align-items: center; gap: 80px; }
.process-visual { min-height: 510px; border-radius: var(--radius); background: linear-gradient(135deg, #c8102e, #780b1d); box-shadow: var(--shadow); color: #fff; display: grid; place-items: center; padding: 45px; text-align: center; }
.process-visual strong { display: block; font-size: clamp(68px, 10vw, 120px); letter-spacing: -.08em; line-height: .8; }
.process-visual span { display: block; margin-top: 24px; font-size: 22px; font-weight: 800; text-transform: uppercase; }
.steps { margin-top: 40px; }
.step { display: grid; grid-template-columns: 52px 1fr; gap: 18px; padding: 22px 0; border-top: 1px solid #d8d2cc; }
.step-no { color: var(--red); font-size: 15px; font-weight: 900; }
.step h3 { margin: 0 0 4px; font-size: 20px; }
.step p { margin: 0; color: var(--muted); }

.realisations { padding: 110px 0; }
.portfolio-grid { display: grid; grid-template-columns: 1.25fr .75fr; grid-template-rows: repeat(2, 290px); gap: 18px; margin-top: 48px; }
.portfolio-item { position: relative; overflow: hidden; border-radius: var(--radius); background: #ddd center/cover; }
.portfolio-item:first-child { grid-row: 1 / 3; }
.portfolio-label { position: absolute; bottom: 18px; left: 18px; padding: 10px 16px; border-radius: 999px; background: #fff; font-size: 13px; font-weight: 800; }

.reviews { padding: 110px 0; background: var(--ink); color: #fff; }
.review-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; margin-top: 45px; }
.review { padding: 30px; border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius); background: rgba(255,255,255,.04); }
.stars { color: #ffbd2e; letter-spacing: 3px; }
.review p { color: rgba(255,255,255,.76); }
.review strong { display: block; }

.contact { padding: 110px 0; }
.contact-shell { display: grid; grid-template-columns: .9fr 1.1fr; overflow: hidden; border-radius: 26px; background: var(--red); color: #fff; box-shadow: var(--shadow); }
.contact-info { padding: clamp(35px,6vw,75px); }
.contact-info h2 { margin: 0 0 18px; font-size: clamp(38px,5vw,64px); letter-spacing: -.05em; line-height: 1; }
.contact-details { display: grid; gap: 12px; margin-top: 34px; font-weight: 700; }
.contact-form { padding: clamp(30px,5vw,60px); background: #fff; color: var(--ink); }
.form-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; }
.field-full { grid-column: 1 / -1; }
label { display: block; margin-bottom: 5px; color: var(--muted); font-size: 12px; font-weight: 800; text-transform: uppercase; }
input, textarea, select { width: 100%; padding: 14px 15px; border: 1px solid #ddd9d4; border-radius: 10px; background: #faf9f7; font: inherit; }
textarea { min-height: 120px; resize: vertical; }
.form-message { padding: 12px 15px; margin-bottom: 16px; border-radius: 10px; background: #edf9f0; color: #176629; }

.site-footer { padding: 65px 0 28px; background: #0e0f11; color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 55px; }
.footer-title { margin: 0 0 16px; font-size: 14px; text-transform: uppercase; }
.footer-links { display: grid; gap: 8px; color: rgba(255,255,255,.65); font-size: 14px; }
.copyright { margin-top: 50px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); color: rgba(255,255,255,.45); font-size: 12px; }

@media (max-width: 900px) {
  .main-nav { position: absolute; top: 100%; right: 0; left: 0; display: none; padding: 24px; background: #fff; box-shadow: var(--shadow); }
  .main-nav.open { display: grid; }
  .menu-toggle { display: block; }
  .nav-wrap > .btn { display: none; }
  .trust-grid { grid-template-columns: repeat(2,1fr); }
  .service-grid, .review-grid { grid-template-columns: 1fr 1fr; }
  .solutions-layout { grid-template-columns: 1fr; }
  .solutions-intro { position: static; }
  .process-grid, .contact-shell { grid-template-columns: 1fr; }
  .process-visual { min-height: 330px; }
}

@media (max-width: 620px) {
  .container { width: min(100% - 28px, 1180px); }
  .topbar { display: none; }
  .hero { min-height: 620px; }
  .hero-content { padding: 75px 0 105px; }
  .trust-grid, .service-grid, .review-grid, .footer-grid { grid-template-columns: 1fr; }
  .trust-item { border-right: 0; border-bottom: 1px solid var(--line); }
  .services-head { display: block; }
  .portfolio-grid { grid-template-columns: 1fr; grid-template-rows: repeat(3,260px); }
  .portfolio-item:first-child { grid-row: auto; }
  .form-grid { grid-template-columns: 1fr; }
  .field-full { grid-column: auto; }
  .product-tags { padding-left: 0; }
  .solution-row summary { grid-template-columns: 42px 1fr 24px; gap: 12px; }
  .solution-icon { width: 40px; height: 40px; }
}