:root {
  --bg: #030913;
  --bg-soft: #07111f;
  --card: #0b1726;
  --card-2: #10233a;
  --text: #f7fbff;
  --muted: #a9bbcf;
  --blue: #18a8ff;
  --cyan: #56d5ff;
  --green: #67f0ad;
  --line: rgba(255, 255, 255, .10);
  --shadow: 0 24px 70px rgba(0, 0, 0, .34);
  --radius: 24px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body { margin: 0; overflow-x: hidden; font-family: Manrope, Arial, sans-serif; background: var(--bg); color: var(--text); line-height: 1.65; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--cyan); outline-offset: 3px; }
.container { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 9999; padding: 10px 14px; border-radius: 10px; background: #fff; color: #07111f; transform: translateY(-160%); transition: transform .2s; }
.skip-link:focus { transform: none; }

h1, h2, h3 { margin-top: 0; line-height: 1.12; }
h1 { font-size: clamp(2.9rem, 6vw, 5.4rem); letter-spacing: -.06em; }
h2 { margin-bottom: 18px; font-size: clamp(2rem, 4vw, 3.35rem); letter-spacing: -.045em; }
h3 { font-size: 1.24rem; }
p { margin-top: 0; }
.lead { color: var(--muted); font-size: 1.08rem; }
.eyebrow { margin: 0 0 16px; color: var(--cyan); font-size: .78rem; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.section { padding: 105px 0; }
.alt { background: var(--bg-soft); }
.section-heading { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr); gap: 70px; align-items: end; margin-bottom: 46px; }
.section-heading h2 { max-width: 780px; margin-bottom: 0; }
.section-heading > p { margin-bottom: 5px; color: var(--muted); }

.btn { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; gap: 9px; padding: 13px 21px; border: 0; border-radius: 13px; background: linear-gradient(135deg, var(--cyan), var(--blue)); color: #03101d; font-weight: 800; cursor: pointer; box-shadow: 0 12px 30px rgba(24, 168, 255, .24); transition: transform .22s ease, box-shadow .22s ease, filter .22s ease; }
.btn:hover { transform: translateY(-2px); filter: brightness(1.06); box-shadow: 0 17px 38px rgba(24, 168, 255, .31); }
.btn.small { min-height: 42px; padding: 9px 15px; font-size: .9rem; }
.btn.ghost { border: 1px solid var(--line); background: rgba(255, 255, 255, .045); color: #fff; box-shadow: none; }
.btn.ghost:hover { border-color: rgba(86, 213, 255, .38); background: rgba(24, 168, 255, .08); }
.actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 30px 0; }

.site-header { position: sticky; top: 0; z-index: 1000; width: 100%; border-bottom: 1px solid var(--line); background: rgba(3, 9, 19, .88); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); }
.nav { display: flex; min-height: 92px; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; flex: 0 1 390px; min-width: 220px; align-items: center; }
.logo-header { display: block; width: 100%; max-width: 390px; height: 74px; object-fit: contain; object-position: left center; }
nav { display: flex; flex: 1; align-items: center; justify-content: flex-end; gap: 18px; white-space: nowrap; }
nav > a:not(.btn) { position: relative; font-size: .94rem; font-weight: 700; transition: color .2s ease; }
nav > a:not(.btn)::after { content: ""; position: absolute; right: 0; bottom: -7px; left: 0; height: 2px; border-radius: 10px; background: var(--cyan); transform: scaleX(0); transition: transform .2s ease; }
nav > a:not(.btn):hover { color: var(--cyan); }
nav > a:not(.btn):hover::after { transform: scaleX(1); }
.menu-button { display: none; width: 46px; height: 42px; padding: 10px; border: 1px solid var(--line); border-radius: 11px; background: var(--card); cursor: pointer; }
.menu-button span { display: block; height: 2px; margin: 5px 0; border-radius: 4px; background: #fff; transition: transform .25s, opacity .25s; }
.menu-button[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-button[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-button[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.hero { position: relative; display: flex; min-height: calc(100vh - 92px); align-items: center; isolation: isolate; overflow: hidden; padding: 90px 0 85px; background: linear-gradient(90deg, rgba(3, 9, 19, .97) 0%, rgba(3, 9, 19, .84) 48%, rgba(3, 9, 19, .62) 100%), url("/images/accueil-security-elec.jpg") center / cover no-repeat; }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(to bottom, rgba(3, 9, 19, .16), rgba(3, 9, 19, .86)), radial-gradient(circle at 72% 36%, rgba(24, 168, 255, .15), transparent 38%); }
.hero-overlay { position: absolute; inset: 0; z-index: -1; background-image: linear-gradient(rgba(255, 255, 255, .018) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .018) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(to bottom, rgba(0,0,0,.65), transparent 85%); }
.hero-glow { position: absolute; z-index: -1; width: 420px; height: 420px; border-radius: 50%; opacity: .2; filter: blur(110px); pointer-events: none; }
.hero-glow-one { top: -130px; right: 6%; background: var(--blue); }
.hero-glow-two { bottom: -180px; left: 16%; background: var(--cyan); }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(340px, .88fr); gap: 72px; align-items: center; }
.hero-content { max-width: 720px; }
.hero .eyebrow { display: inline-flex; margin-bottom: 20px; padding: 8px 14px; border: 1px solid rgba(86, 213, 255, .25); border-radius: 999px; background: rgba(7, 17, 31, .52); backdrop-filter: blur(10px); }
.hero h1 { max-width: 820px; margin-bottom: 24px; text-shadow: 0 12px 35px rgba(0,0,0,.45); }
.hero h1 em { position: relative; color: var(--cyan); font-style: normal; }
.hero h1 em::after { content: ""; position: absolute; right: 0; bottom: 2px; left: 0; z-index: -1; height: 8px; border-radius: 99px; background: rgba(24, 168, 255, .24); }
.hero .lead { max-width: 680px; margin: 0; color: #c5d3e1; font-size: clamp(1rem, 1.6vw, 1.16rem); }
.hero .actions { margin: 32px 0 26px; }
.hero-primary, .hero-call { min-height: 54px; }
.hero .badges { display: flex; flex-wrap: wrap; gap: 12px; }
.hero .badges span { padding: 8px 12px; border: 1px solid rgba(255,255,255,.09); border-radius: 999px; background: rgba(5,15,27,.56); color: #d5e3ef; font-size: .88rem; backdrop-filter: blur(10px); }
.hero .badges span::before { content: "✓"; margin-right: 7px; color: var(--green); font-weight: 900; }
.hero-card { position: relative; padding: 30px; border: 1px solid rgba(86, 213, 255, .24); border-radius: 28px; background: linear-gradient(145deg, rgba(18,36,58,.9), rgba(7,17,31,.84)); box-shadow: var(--shadow), inset 0 1px 0 rgba(255,255,255,.06); backdrop-filter: blur(18px); }
.hero-card-top { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; color: #7ff5b2; font-size: .88rem; font-weight: 800; }
.status-dot { width: 9px; height: 9px; border-radius: 50%; background: #43f59b; box-shadow: 0 0 0 6px rgba(67,245,155,.12); }
.hero-card h2 { margin-bottom: 12px; font-size: clamp(1.9rem, 3vw, 2.8rem); }
.hero-card-intro { margin-bottom: 22px; color: var(--muted); }
.hero-steps { display: grid; gap: 12px; }
.hero-steps article { display: grid; grid-template-columns: 48px 1fr; gap: 15px; align-items: start; padding: 15px; border: 1px solid rgba(255,255,255,.075); border-radius: 17px; background: rgba(255,255,255,.035); transition: transform .25s, border-color .25s, background .25s; }
.hero-steps article:hover { transform: translateX(5px); border-color: rgba(86,213,255,.24); background: rgba(24,168,255,.07); }
.hero-steps b { display: grid; width: 42px; height: 42px; place-items: center; border: 1px solid rgba(86,213,255,.15); border-radius: 13px; background: rgba(24,168,255,.12); color: var(--cyan); }
.hero-steps h3 { margin: 0 0 4px; font-size: 1rem; }
.hero-steps p { margin: 0; color: var(--muted); font-size: .88rem; line-height: 1.45; }
.scroll-indicator { position: absolute; bottom: 22px; left: 50%; z-index: 3; width: 30px; height: 48px; border: 1px solid rgba(255,255,255,.22); border-radius: 999px; transform: translateX(-50%); }
.scroll-indicator span { position: absolute; top: 9px; left: 50%; width: 5px; height: 9px; border-radius: 999px; background: var(--cyan); transform: translateX(-50%); animation: scrollMove 1.8s infinite; }

.services-section { background: radial-gradient(circle at 90% 8%, rgba(24,168,255,.08), transparent 25%), var(--bg); }
.service-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.service-card { position: relative; min-height: 420px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); box-shadow: 0 18px 50px rgba(0,0,0,.22); transition: transform .28s ease, border-color .28s ease, box-shadow .28s ease; }
.service-card:hover { transform: translateY(-7px); border-color: rgba(86,213,255,.40); box-shadow: 0 28px 70px rgba(0,0,0,.38), 0 0 35px rgba(24,168,255,.08); }
.service-media { position: absolute; inset: 0; background-position: center; background-size: cover; opacity: .34; transform: scale(1.01); transition: transform .65s ease, opacity .35s ease; }
.service-card:hover .service-media { opacity: .46; transform: scale(1.07); }
.service-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4,12,22,.98) 0%, rgba(4,12,22,.88) 55%, rgba(4,12,22,.44) 100%), linear-gradient(to top, rgba(4,12,22,.95), transparent 70%); }
.service-electricite .service-media { background-image: url("/images/service-electricite.jpg"); }
.service-video .service-media { background-image: url("/images/service-videosurveillance.jpg"); }
.service-alarme .service-media { background-image: url("/images/service-alarme.jpg"); }
.service-acces .service-media { background-image: url("/images/service-controle-acces.jpg"); }
.service-portail .service-media { background-image: url("/images/service-portail.jpg"); }
.service-maintenance .service-media { background-image: url("/images/service-maintenance.jpg"); }
.service-content { position: relative; z-index: 2; display: flex; min-height: 420px; max-width: 610px; flex-direction: column; align-items: flex-start; padding: 34px; }
.service-icon { display: grid; width: 50px; height: 50px; margin-bottom: auto; place-items: center; border: 1px solid rgba(86,213,255,.23); border-radius: 15px; background: rgba(24,168,255,.12); color: var(--cyan); backdrop-filter: blur(10px); }
.service-icon svg { width: 26px; height: 26px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.service-number { position: absolute; top: 30px; right: 32px; margin: 0; color: rgba(255,255,255,.24); font-size: .9rem; font-weight: 800; letter-spacing: .15em; }
.service-content h3 { margin: 30px 0 10px; font-size: clamp(1.45rem, 2.5vw, 2rem); }
.service-content > p:not(.service-number) { max-width: 500px; color: #bdcada; }
.service-content ul { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 22px; padding: 0; list-style: none; }
.service-content li { padding: 6px 10px; border: 1px solid rgba(255,255,255,.09); border-radius: 999px; background: rgba(255,255,255,.035); color: #d6e2ed; font-size: .8rem; }
.service-content li::before { content: "✓"; margin-right: 6px; color: var(--cyan); font-weight: 900; }
.service-link { margin-top: auto; color: var(--cyan); font-weight: 800; }
.service-link span { display: inline-block; margin-left: 7px; transition: transform .22s ease; }
.service-card:hover .service-link span { transform: translateX(6px); }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: start; }
.benefits { display: grid; gap: 13px; margin: 32px 0 0; padding: 0; list-style: none; }
.benefits li { position: relative; display: grid; gap: 2px; padding: 17px 18px 17px 52px; border: 1px solid var(--line); border-radius: 15px; background: rgba(255,255,255,.025); }
.benefits li::before { content: "✓"; position: absolute; top: 18px; left: 18px; display: grid; width: 23px; height: 23px; place-items: center; border-radius: 50%; background: rgba(24,168,255,.14); color: var(--cyan); font-size: .78rem; font-weight: 900; }
.benefits span { color: var(--muted); font-size: .9rem; }
.process { display: grid; gap: 0; overflow: hidden; border: 1px solid rgba(86,213,255,.20); border-radius: var(--radius); background: linear-gradient(145deg, var(--card-2), var(--card)); box-shadow: var(--shadow); }
.process article { display: grid; grid-template-columns: 54px 1fr; gap: 17px; padding: 24px 26px; border-bottom: 1px solid var(--line); }
.process article:last-child { border-bottom: 0; }
.process b { display: grid; width: 46px; height: 46px; place-items: center; border-radius: 13px; background: rgba(24,168,255,.12); color: var(--cyan); }
.process h3 { margin: 1px 0 5px; }
.process p { margin: 0; color: var(--muted); }

.projects-section { background: radial-gradient(circle at 15% 50%, rgba(24,168,255,.07), transparent 28%), var(--bg); }
.projects { display: grid; grid-template-columns: 1.2fr .9fr .9fr; gap: 18px; }
.project { position: relative; display: flex; min-height: 390px; overflow: hidden; align-items: flex-end; padding: 27px; border: 1px solid var(--line); border-radius: var(--radius); background-position: center; background-size: cover; isolation: isolate; transition: transform .3s, border-color .3s; }
.project:hover { transform: translateY(-5px); border-color: rgba(86,213,255,.34); }
.project::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(to top, rgba(3,9,19,.97), rgba(3,9,19,.18) 72%); }
.project-one { background-image: url("/images/realisation-videosurveillance.jpg"), radial-gradient(circle at 65% 25%, #2587b8, #0b1a29 65%); }
.project-two { background-image: url("/images/realisation-alarme.jpg"), radial-gradient(circle at 65% 25%, #8b3d4d, #0b1a29 65%); }
.project-three { background-image: url("/images/realisation-electricite.jpg"), radial-gradient(circle at 65% 25%, #d29a2e, #0b1a29 65%); }
.project span { color: var(--cyan); font-size: .76rem; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.project h3 { margin: 8px 0 7px; font-size: 1.35rem; }
.project p { margin: 0; color: #c5d2df; font-size: .9rem; }

.quote-intro { position: sticky; top: 130px; }
.contact-list { display: grid; gap: 11px; margin-top: 30px; }
.contact-list a, .contact-list > div { display: grid; padding: 15px 17px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.025); }
.contact-list span { color: var(--muted); font-size: .78rem; }
.contact-list strong { overflow-wrap: anywhere; font-size: .95rem; }
form { padding: 30px; border: 1px solid rgba(86,213,255,.20); border-radius: var(--radius); background: linear-gradient(145deg, var(--card-2), var(--card)); box-shadow: var(--shadow); }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
label { display: block; margin-bottom: 15px; font-size: .86rem; font-weight: 700; }
input, textarea, select { width: 100%; margin-top: 7px; padding: 13px 14px; border: 1px solid var(--line); border-radius: 12px; outline: none; background: #081421; color: #fff; transition: border-color .2s, box-shadow .2s; }
input:focus, textarea:focus, select:focus { border-color: rgba(86,213,255,.65); box-shadow: 0 0 0 4px rgba(24,168,255,.10); }
textarea { resize: vertical; }
select option { color: #fff; background: #081421; }
.consent { display: grid; grid-template-columns: 20px 1fr; gap: 10px; align-items: start; color: var(--muted); font-size: .78rem; font-weight: 500; }
.consent input { width: 17px; height: 17px; margin: 2px 0 0; accent-color: var(--blue); }
.form-status { min-height: 24px; margin: 0 0 10px; color: #ffbd7a; font-size: .85rem; }

.cta { padding: 72px 0; background: var(--bg); }
.cta > .container { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding: 42px; border: 1px solid rgba(86,213,255,.26); border-radius: 26px; background: linear-gradient(135deg, #0b2d4a, #07111f); box-shadow: 0 20px 60px rgba(0,0,0,.28); }
.cta h2 { margin-bottom: 0; }
.cta .actions { margin: 0; }

footer { padding: 62px 0 20px; border-top: 1px solid var(--line); background: #02070d; }
.footer { display: grid; grid-template-columns: 1.35fr .65fr 1fr; gap: 48px; }
.footer > div { display: grid; align-content: start; gap: 8px; }
.footer-logo { width: 260px; height: 60px; object-fit: contain; object-position: left; }
.footer h3 { margin: 7px 0 8px; font-size: 1rem; }
.footer p, .footer a, .footer span, .bottom { color: var(--muted); }
.footer a:hover, .bottom a:hover { color: var(--cyan); }
.bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 35px; padding-top: 18px; border-top: 1px solid var(--line); font-size: .82rem; }
.floating-call { position: fixed; right: 20px; bottom: 20px; z-index: 900; display: none; width: 56px; height: 56px; place-items: center; border-radius: 50%; background: linear-gradient(135deg, var(--cyan), var(--blue)); color: #04111e; box-shadow: 0 15px 35px rgba(24,168,255,.35); }
.floating-call svg { width: 25px; fill: currentColor; }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity .65s ease, transform .65s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@keyframes scrollMove { 0% { opacity: 0; transform: translate(-50%, 0); } 35% { opacity: 1; } 100% { opacity: 0; transform: translate(-50%, 18px); } }

@media (max-width: 1100px) {
  .brand { flex-basis: 300px; }
  .logo-header { max-width: 300px; height: 64px; }
  nav { gap: 12px; }
  nav > a:not(.btn) { font-size: .86rem; }
  nav .btn { padding-inline: 13px; font-size: .84rem; }
  .hero-grid { gap: 44px; }
}

@media (max-width: 900px) {
  .nav { position: relative; min-height: 82px; }
  .brand { flex-basis: 250px; min-width: 0; }
  .logo-header { max-width: 250px; height: 58px; }
  .menu-button { display: block; }
  nav { position: absolute; top: calc(100% + 10px); right: 0; left: 0; display: none; max-height: calc(100vh - 110px); overflow-y: auto; flex-direction: column; align-items: stretch; gap: 12px; padding: 20px; border: 1px solid var(--line); border-radius: 16px; background: #07111f; box-shadow: 0 20px 50px rgba(0,0,0,.44); }
  nav.open { display: flex; }
  nav a { text-align: center; }
  .hero { min-height: auto; padding: 80px 0 75px; background-position: 62% center; }
  .hero-grid, .split { grid-template-columns: 1fr; }
  .hero-grid { gap: 42px; }
  .hero-card { max-width: 680px; }
  .scroll-indicator { display: none; }
  .section-heading { grid-template-columns: 1fr; gap: 15px; }
  .service-grid { grid-template-columns: 1fr; }
  .projects { grid-template-columns: 1fr; }
  .project { min-height: 430px; }
  .quote-intro { position: static; }
  .cta > .container { align-items: flex-start; flex-direction: column; }
  .footer { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 620px) {
  .container { width: min(100% - 28px, 1180px); }
  .section { padding: 78px 0; }
  .nav { min-height: 74px; }
  .brand { flex-basis: 190px; }
  .logo-header { max-width: 190px; height: 50px; }
  .hero { padding: 62px 0 58px; }
  .hero h1 { font-size: clamp(2.45rem, 13vw, 4rem); }
  .hero .actions { display: grid; }
  .hero .actions .btn { width: 100%; }
  .hero .badges { display: grid; gap: 9px; }
  .hero .badges span { width: fit-content; }
  .hero-card { padding: 22px; border-radius: 22px; }
  .hero-steps article { grid-template-columns: 42px 1fr; padding: 13px; }
  .hero-steps b { width: 38px; height: 38px; }
  .service-content { min-height: 440px; padding: 25px; }
  .service-number { top: 24px; right: 24px; }
  .row { grid-template-columns: 1fr; gap: 0; }
  form { padding: 22px; }
  .project { min-height: 350px; }
  .cta { padding: 52px 0; }
  .cta > .container { padding: 28px; }
  .cta .actions { display: grid; width: 100%; }
  .footer { grid-template-columns: 1fr; }
  .bottom { flex-direction: column; }
  .floating-call { display: grid; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}