/* ═══════════════════════════════════════════════
   PulseInno — style.css
   ═══════════════════════════════════════════════ */

/* ─── RESET & VARIABLES ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black:  #0a0a0a;
  --dark:   #111111;
  --card:   #161616;
  --border: #252525;
  --accent: #c8ff00;
  --gray:   #888;
  --light:  #f0f0f0;
  --white:  #ffffff;
}

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--light);
  font-family: 'Syne', sans-serif;
  overflow-x: hidden;
}

body::before { display: none; }
/*
body::before {
  content: '';
  position: fixed; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: .5;
}*/

/* ─── NAVIGATION ─── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.2rem 5%;
  background: rgba(10,10,10,.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-logo { display: flex; align-items: center; gap: .75rem; text-decoration: none; }
.nav-logo img { width: 36px; height: 36px; filter: brightness(0) invert(1); }
.nav-logo span { font-size: 1.1rem; font-weight: 800; letter-spacing: -.02em; color: var(--white); }
.nav-logo span em { color: var(--accent); font-style: normal; }

.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a { color: var(--gray); text-decoration: none; font-size: .82rem; letter-spacing: .08em; text-transform: uppercase; transition: color .2s; }
.nav-links a:hover { color: var(--white); }

.nav-cta { background: var(--accent); color: var(--black); padding: .6rem 1.4rem; border-radius: 2px; font-size: .82rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; text-decoration: none; transition: opacity .2s; white-space: nowrap; }
.nav-cta:hover { opacity: .85; }

/* Burger mobile */
.nav-burger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.nav-burger span { display: block; width: 24px; height: 2px; background: var(--light); border-radius: 2px; transition: transform .3s, opacity .3s; }
.nav-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Menu mobile overlay */
.nav-mobile { display: none; position: fixed; top: 65px; left: 0; right: 0; background: rgba(10,10,10,.97); border-bottom: 1px solid var(--border); padding: 1.5rem 5%; flex-direction: column; z-index: 99; }
.nav-mobile.open { display: flex; }
.nav-mobile li { list-style: none; border-bottom: 1px solid var(--border); }
.nav-mobile li:last-child { border-bottom: none; }
.nav-mobile a { display: block; padding: 1rem 0; color: var(--light); text-decoration: none; font-size: 1rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; transition: color .2s; }
.nav-mobile a:hover { color: var(--accent); }
.nav-mobile .nav-cta-mobile { display: block; margin-top: 1.5rem; background: var(--accent); color: var(--black); padding: .9rem; border-radius: 2px; text-align: center; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; text-decoration: none; }

/* ─── HERO ─── */
.hero { min-height: 100vh; display: flex; flex-direction: column; justify-content: center; padding: 9rem 5% 5rem; position: relative; overflow: hidden; }

.hero-grid { position: absolute; inset: 0; z-index: 0; background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px); background-size: 60px 60px; mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 100%); animation: gridPulse 8s ease-in-out infinite; }
@keyframes gridPulse { 0%,100% { opacity: .4; } 50% { opacity: .7; } }

.hero-wave { position: absolute; bottom: 0; left: 0; right: 0; height: 200px; z-index: 0; opacity: .06; }
.hero-orb { position: absolute; top: 15%; right: 5%; width: 420px; height: 420px; border-radius: 50%; background: radial-gradient(circle, rgba(200,255,0,.18) 0%, transparent 70%); filter: blur(40px); animation: orbFloat 6s ease-in-out infinite; z-index: 0; }
@keyframes orbFloat { 0%,100% { transform: translateY(0) scale(1); } 50% { transform: translateY(-30px) scale(1.05); } }

.hero-content { position: relative; z-index: 1; max-width: 820px; }

.hero-tag { display: inline-flex; align-items: center; gap: .5rem; font-family: 'DM Mono', monospace; font-size: .72rem; font-weight: 300; color: var(--accent); letter-spacing: .15em; text-transform: uppercase; border: 1px solid rgba(200,255,0,.3); padding: .35rem .9rem; border-radius: 2px; margin-bottom: 1.8rem; animation: fadeUp .8s ease both; }
.hero-tag::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); animation: blink 1.5s step-end infinite; }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

h1 { font-size: clamp(2.4rem, 7vw, 6.5rem); font-weight: 800; line-height: .95; letter-spacing: -.04em; margin-bottom: 1.5rem; animation: fadeUp .8s .15s ease both; }
h1 .line2 { color: var(--accent); display: block; }

.hero-sub { font-size: clamp(.95rem, 2vw, 1.1rem); color: var(--gray); line-height: 1.7; max-width: 520px; margin-bottom: 2.5rem; animation: fadeUp .8s .3s ease both; }
.hero-btns { display: flex; gap: 1rem; flex-wrap: wrap; animation: fadeUp .8s .45s ease both; }

.btn-primary { background: var(--accent); color: var(--black); padding: .85rem 1.8rem; border-radius: 2px; font-size: .88rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; text-decoration: none; transition: transform .2s, opacity .2s; display: inline-flex; align-items: center; gap: .5rem; }
.btn-primary:hover { transform: translateY(-2px); opacity: .9; }
.btn-secondary { border: 1px solid var(--border); color: var(--light); padding: .85rem 1.8rem; border-radius: 2px; font-size: .88rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; text-decoration: none; transition: border-color .2s, color .2s; }
.btn-secondary:hover { border-color: var(--gray); color: var(--white); }

.hero-stats { display: flex; gap: 2.5rem; margin-top: 4rem; flex-wrap: wrap; animation: fadeUp .8s .6s ease both; }
.stat-num { font-size: 2rem; font-weight: 800; letter-spacing: -.04em; color: var(--white); }
.stat-num span { color: var(--accent); }
.stat-label { font-size: .72rem; color: var(--gray); letter-spacing: .1em; text-transform: uppercase; font-family: 'DM Mono', monospace; }

@keyframes fadeUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }

/* ─── SECTIONS COMMUNES ─── */
section { padding: 6rem 5%; }
.section-tag { font-family: 'DM Mono', monospace; font-size: .7rem; color: var(--accent); letter-spacing: .15em; text-transform: uppercase; margin-bottom: 1rem; display: block; }
h2 { font-size: clamp(1.8rem, 4vw, 3.2rem); font-weight: 800; letter-spacing: -.03em; line-height: 1.05; margin-bottom: 1.2rem; }
.section-lead { color: var(--gray); font-size: 1rem; line-height: 1.7; max-width: 560px; margin-bottom: 3.5rem; }

/* ─── SERVICES ─── */
#services { background: var(--dark); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.services-header { display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 2rem; margin-bottom: 3rem; }
.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); }
.service-card { background: var(--card); padding: 2.5rem; position: relative; overflow: hidden; transition: background .3s; }
.service-card:hover { background: #1a1a1a; }
.service-card::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background: var(--accent); transition: width .4s ease; }
.service-card:hover::after { width: 100%; }
.service-icon { width: 48px; height: 48px; margin-bottom: 1.5rem; }
.service-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: .7rem; letter-spacing: -.02em; }
.service-card p { color: var(--gray); font-size: .88rem; line-height: 1.65; }
.service-num { position: absolute; top: 1.5rem; right: 1.8rem; font-family: 'DM Mono', monospace; font-size: .7rem; color: var(--border); transition: color .3s; }
.service-card:hover .service-num { color: var(--accent); }

/* ─── ABOUT ─── */
#about { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.about-frame { border: 1px solid var(--border); padding: 2.5rem; background: var(--card); position: relative; }
.about-frame::before { content: ''; position: absolute; top: -1px; left: 2rem; width: 60px; height: 2px; background: var(--accent); }
.pulse-anim { height: 60px; overflow: hidden; }
.pulse-anim svg { width: 100%; height: 60px; }
.pulse-path { stroke: var(--accent); stroke-width: 2; fill: none; stroke-dasharray: 400; stroke-dashoffset: 400; animation: drawPulse 2s ease forwards; }
@keyframes drawPulse { to { stroke-dashoffset: 0; } }
.about-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--border); margin-top: 1px; }
.metric { background: var(--card); padding: 1.2rem 1.5rem; }
.metric-val { font-size: 1.6rem; font-weight: 800; letter-spacing: -.04em; color: var(--white); }
.metric-val span { color: var(--accent); }
.metric-label { font-size: .68rem; color: var(--gray); font-family: 'DM Mono', monospace; letter-spacing: .1em; text-transform: uppercase; }
.about-text p { color: var(--gray); line-height: 1.8; margin-bottom: 1.2rem; font-size: .95rem; }
.about-tags { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 2rem; }
.tag { font-family: 'DM Mono', monospace; font-size: .7rem; border: 1px solid var(--border); color: var(--gray); padding: .3rem .75rem; border-radius: 2px; letter-spacing: .07em; transition: border-color .2s, color .2s; }
.tag:hover { border-color: var(--accent); color: var(--accent); }

/* ─── PROCESS ─── */
#process { background: var(--dark); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.process-header { text-align: center; margin-bottom: 3.5rem; }
.process-header .section-lead { margin: 1rem auto 0; }
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--border); }
.process-step { padding: 2rem 1.8rem; border-right: 1px solid var(--border); }
.process-step:last-child { border-right: none; }
.step-num { font-family: 'DM Mono', monospace; font-size: .7rem; color: var(--accent); letter-spacing: .15em; margin-bottom: 1rem; display: block; }
.process-step h3 { font-size: .95rem; font-weight: 700; margin-bottom: .5rem; }
.process-step p { color: var(--gray); font-size: .84rem; line-height: 1.6; }

/* ─── CONTACT ─── */
#contact { text-align: center; position: relative; overflow: hidden; }
.contact-glow { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 500px; height: 300px; background: radial-gradient(ellipse, rgba(200,255,0,.12) 0%, transparent 70%); filter: blur(30px); pointer-events: none; }
.contact-form { max-width: 520px; margin: 0 auto; display: flex; flex-direction: column; gap: 1rem; position: relative; z-index: 1; }
.contact-form input, .contact-form textarea { background: var(--card); border: 1px solid var(--border); color: var(--light); font-family: 'Syne', sans-serif; font-size: .95rem; padding: .9rem 1.1rem; border-radius: 2px; outline: none; transition: border-color .2s; width: 100%; }
.contact-form input::placeholder, .contact-form textarea::placeholder { color: #444; }
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--accent); }
.contact-form textarea { resize: vertical; min-height: 130px; }
.contact-form button { background: var(--accent); color: var(--black); border: none; cursor: pointer; padding: 1rem; font-family: 'Syne', sans-serif; font-size: .88rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; border-radius: 2px; transition: opacity .2s, transform .2s; }
.contact-form button:hover { opacity: .85; transform: translateY(-2px); }
.contact-info { display: flex; justify-content: center; gap: 2rem; margin-top: 2.5rem; flex-wrap: wrap; }
.contact-item { font-family: 'DM Mono', monospace; font-size: .78rem; color: var(--gray); text-decoration: none; display: flex; align-items: center; gap: .5rem; transition: color .2s; }
.contact-item:hover { color: var(--accent); }

/* ─── HONEYPOT ─── */
.hp-field { opacity: 0; position: absolute; top: 0; left: 0; height: 0; width: 0; z-index: -1; overflow: hidden; }

/* ─── reCAPTCHA ─── */
.grecaptcha-badge { opacity: .4 !important; transition: opacity .3s !important; }
.grecaptcha-badge:hover { opacity: 1 !important; }

/* ─── CAPTCHA STATUS ─── */
.captcha-status { font-family: 'DM Mono', monospace; font-size: .72rem; padding: .4rem .8rem; border-radius: 2px; margin-top: .25rem; display: none; }
.captcha-ok   { background: rgba(200,255,0,.1); color: var(--accent); border: 1px solid rgba(200,255,0,.3); display: block; }
.captcha-fail { background: rgba(255,80,80,.1); color: #ff5050; border: 1px solid rgba(255,80,80,.3); display: block; }

/* ─── RGPD BANNER ─── */
.rgpd-banner { position: fixed; bottom: 0; left: 0; right: 0; z-index: 9998; background: var(--card); border-top: 1px solid var(--border); padding: 1.2rem 5%; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; transform: translateY(100%); animation: slideUp .5s 1.5s ease forwards; }
.rgpd-banner.is-hidden { display: none; }
@keyframes slideUp { to { transform: translateY(0); } }
.rgpd-banner p { font-size: .8rem; color: var(--gray); max-width: 700px; line-height: 1.5; flex: 1; }
.rgpd-banner p a { color: var(--accent); text-decoration: none; }
.rgpd-actions { display: flex; gap: .75rem; flex-shrink: 0; }
.rgpd-accept { background: var(--accent); color: var(--black); border: none; cursor: pointer; padding: .55rem 1.2rem; font-family: 'Syne', sans-serif; font-size: .8rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; border-radius: 2px; }
.rgpd-decline { background: transparent; color: var(--gray); border: 1px solid var(--border); cursor: pointer; padding: .55rem 1.2rem; font-family: 'Syne', sans-serif; font-size: .8rem; letter-spacing: .06em; text-transform: uppercase; border-radius: 2px; transition: color .2s, border-color .2s; }
.rgpd-decline:hover { color: var(--white); border-color: var(--gray); }

/* ─── SCROLL REVEAL ─── */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ─── FOOTER ─── */
footer { border-top: 1px solid var(--border); padding: 2rem 5%; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.footer-logo { display: flex; align-items: center; gap: .6rem; font-size: .9rem; font-weight: 800; color: var(--gray); }
.footer-logo img { width: 24px; filter: brightness(0) invert(.5); }
footer p { font-family: 'DM Mono', monospace; font-size: .7rem; color: #444; letter-spacing: .06em; }

/* ══════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════ */

/* Tablette large (≤ 1024px) */
@media (max-width: 1024px) {
  .hero-orb { width: 280px; height: 280px; }
  #about { gap: 3rem; }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .process-step:nth-child(2) { border-right: none; }
  .process-step:nth-child(3) { border-top: 1px solid var(--border); }
  .process-step:nth-child(4) { border-top: 1px solid var(--border); border-right: none; }
}

/* Tablette portrait (≤ 900px) */
@media (max-width: 900px) {
  nav { padding: 1rem 5%; }
  .nav-links { display: none; }
  .nav-cta   { display: none; }
  .nav-burger { display: flex; }

  .hero { padding: 8rem 5% 4rem; }
  .hero-orb { display: none; }

  #about { grid-template-columns: 1fr; }
  .about-visual { order: -1; }

  .services-header { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .services-header .section-lead { margin-bottom: 0; }

  .contact-info { gap: 1.5rem; }
}

/* Mobile (≤ 640px) */
@media (max-width: 640px) {
  section { padding: 4.5rem 4%; }

  .hero { padding: 7rem 4% 4rem; min-height: 100svh; }
  h1 { font-size: clamp(2rem, 11vw, 2.8rem); margin-bottom: 1.2rem; }
  .hero-sub { font-size: .9rem; margin-bottom: 2rem; }
  .hero-btns { flex-direction: column; }
  .btn-primary, .btn-secondary { text-align: center; justify-content: center; padding: .9rem 1.5rem; width: 100%; }
  .hero-stats { gap: 1.2rem; margin-top: 2.5rem; }
  .stat-num { font-size: 1.6rem; }

  h2 { font-size: clamp(1.6rem, 8vw, 2rem); }

  .services-grid { grid-template-columns: 1fr; }
  .service-card { padding: 1.8rem; }

  .about-frame { padding: 1.5rem; }
  .metric { padding: 1rem; }
  .metric-val { font-size: 1.3rem; }

  .process-steps { grid-template-columns: 1fr; }
  .process-step { border-right: none; border-bottom: 1px solid var(--border); padding: 1.5rem; }
  .process-step:last-child { border-bottom: none; }
  .process-step:nth-child(3),
  .process-step:nth-child(4) { border-top: none; }

  .contact-form { max-width: 100%; }
  .contact-info { flex-direction: column; align-items: center; gap: 1rem; }

  .rgpd-banner { flex-direction: column; padding: 1rem 4%; }
  .rgpd-actions { width: 100%; justify-content: flex-end; }

  footer { flex-direction: column; align-items: flex-start; gap: .5rem; }
}

/* Très petit mobile (≤ 380px) */
@media (max-width: 380px) {
  h1 { font-size: 1.9rem; }
  .hero-tag { font-size: .6rem; letter-spacing: .1em; }
  .service-card h3 { font-size: 1rem; }
  .about-metrics { grid-template-columns: 1fr; }
}