/* ═══════════════════════════════════════════════
   IMPULZIA — Stylesheet v1.0
   Stack: Vanilla CSS · Dark mode · Premium
   ═══════════════════════════════════════════════ */

/* ── RESET ─────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; font-size: 16px; }
img, svg { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── CSS VARIABLES ──────────────────────────── */
:root {
  /* Colors */
  --abyss:   #050C1A;
  --void:    #0D1B2E;
  --impulse: #1A73E8;
  --signal:  #00D4AA;
  --clarity: #FFFFFF;
  --muted:   #8899AA;
  --subtle:  rgba(255, 255, 255, 0.05);
  --border:  rgba(255, 255, 255, 0.08);

  /* Gradient */
  --grad: linear-gradient(135deg, #1A73E8 0%, #00D4AA 100%);
  --grad-text: linear-gradient(135deg, #1A73E8 0%, #00D4AA 100%);

  /* Typography */
  --font-head: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --section-pad: 100px;
  --nav-h: 76px;

  /* Radius */
  --radius:    12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  /* Transitions */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --transition: 0.3s var(--ease);

  /* Shadows */
  --glow-blue: 0 0 40px rgba(26, 115, 232, 0.25);
  --glow-teal: 0 0 40px rgba(0, 212, 170, 0.25);
  --shadow-card: 0 4px 32px rgba(0, 0, 0, 0.4);
}

/* ── BASE ───────────────────────────────────── */
body {
  background-color: var(--abyss);
  color: var(--clarity);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── TYPOGRAPHY ─────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: var(--grad-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── LAYOUT ─────────────────────────────────── */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 28px;
}

.section {
  padding: var(--section-pad) 0;
}
.section--void  { background-color: var(--void); }
.section--abyss { background-color: var(--abyss); }

/* Formules : fond animé inspiré du hero pour distinguer la section des réalisations */
.pricing-section--animated {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: radial-gradient(circle at 50% 15%, #0B172B 0%, #050C1A 75%);
}
/* Shared animated background for expertise, about/testimonials and contact.
   Reuses the exact same navy base and drifting blue/teal glows as the pricing section. */
.section--animated-bg {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: radial-gradient(circle at 50% 15%, #0B172B 0%, #050C1A 75%);
}
.section--animated-bg > .container { position: relative; z-index: 1; }
.section--animated-bg > .pricing-glow { z-index: 0; }
.section--animated-bg .pricing-glow--blue {
  width: min(600px, 75vw);
  height: min(600px, 75vw);
  top: -160px;
  left: -140px;
  background: radial-gradient(circle, rgba(26, 115, 232, 0.2) 0%, transparent 70%);
  animation: pricing-glow-drift-blue 18s ease-in-out infinite alternate;
}
.section--animated-bg .pricing-glow--teal {
  width: min(550px, 70vw);
  height: min(550px, 70vw);
  right: -80px;
  bottom: -120px;
  background: radial-gradient(circle, rgba(0, 212, 170, 0.17) 0%, transparent 70%);
  animation: pricing-glow-drift-teal 22s ease-in-out infinite alternate;
}
.section--animated-bg .container { position: relative; z-index: 1; }
@media (prefers-reduced-motion: reduce) {
  .section--animated-bg .pricing-glow--blue,
  .section--animated-bg .pricing-glow--teal { animation: none; }
}

.pricing-section-inner { position: relative; z-index: 1; }
.pricing-glow {
  position: absolute;
  z-index: 0;
  border-radius: 50%;
  filter: blur(105px);
  pointer-events: none;
  will-change: transform;
}
.pricing-glow--blue {
  width: min(600px, 75vw);
  height: min(600px, 75vw);
  top: -160px;
  left: -140px;
  background: radial-gradient(circle, rgba(26, 115, 232, 0.2) 0%, transparent 70%);
  animation: pricing-glow-drift-blue 18s ease-in-out infinite alternate;
}
.pricing-glow--teal {
  width: min(550px, 70vw);
  height: min(550px, 70vw);
  right: -80px;
  bottom: -120px;
  background: radial-gradient(circle, rgba(0, 212, 170, 0.17) 0%, transparent 70%);
  animation: pricing-glow-drift-teal 22s ease-in-out infinite alternate;
}
@keyframes pricing-glow-drift-blue {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(90px, 70px, 0) scale(1.12); }
}
@keyframes pricing-glow-drift-teal {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(-80px, -65px, 0) scale(1.1); }
}
@media (prefers-reduced-motion: reduce) {
  .pricing-glow--blue, .pricing-glow--teal { animation: none; }
}

/* ── SECTION HEADER ─────────────────────────── */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--signal);
  margin-bottom: 16px;
}
.section-tag::before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 2px;
  background: var(--grad);
  border-radius: 2px;
}
.section-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  margin-bottom: 16px;
}
/* Titre de la section expertises : reprend le gradient du titre principal. */
.services-title {
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
  letter-spacing: -0.035em;
}
.section-desc {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 540px;
  margin: 0 auto;
}

/* ── PORTFOLIO / RÉALISATIONS ───────────────── */
.portfolio-section { position: relative; overflow: hidden; }
.portfolio-header { max-width: 760px; margin-left: auto; margin-right: auto; margin-bottom: 52px; }
.portfolio-header .section-tag { margin-bottom: 18px; }
.portfolio-title { letter-spacing: -0.04em; }
.portfolio-header .section-desc { margin-top: 8px; }
.portfolio-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; align-items: stretch; }
.portfolio-card { min-width: 0; overflow: hidden; border: 1px solid var(--border); border-radius: var(--radius-lg); background: linear-gradient(145deg, rgba(255,255,255,.045), rgba(255,255,255,.018)); box-shadow: 0 12px 38px rgba(0,0,0,.16); transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition); }
.portfolio-card:hover { transform: translateY(-5px); border-color: rgba(0,212,170,.32); box-shadow: 0 18px 44px rgba(0,0,0,.25); }
.portfolio-preview { display: block; position: relative; overflow: hidden; margin: 14px 14px 0; border: 1px solid rgba(255,255,255,.1); border-radius: 12px; background: #f4efe4; aspect-ratio: 1.42 / 1; }
.portfolio-preview--dark { background: #080b12; }
.portfolio-browser-bar { position: absolute; z-index: 2; inset: 0 0 auto; height: 28px; display: flex; align-items: center; gap: 5px; padding: 0 10px; background: rgba(245,247,250,.96); border-bottom: 1px solid rgba(10,20,35,.1); }
.portfolio-browser-bar > span { width: 7px; height: 7px; border-radius: 50%; background: #f87171; }
.portfolio-browser-bar > span:nth-child(2) { background: #fbbf24; }
.portfolio-browser-bar > span:nth-child(3) { background: #34d399; }
.portfolio-address { min-width: 0; max-width: 70%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; margin: 0 auto; padding: 3px 12px; border-radius: 5px; color: #596579; background: #e9edf2; font-size: 9px; line-height: 1.3; }
.portfolio-preview img { width: 100%; height: calc(100% - 28px); margin-top: 28px; object-fit: cover; object-position: top center; transition: transform .55s var(--ease); }
.portfolio-preview:hover img { transform: scale(1.025); }
.portfolio-preview-cta { position: absolute; right: 12px; bottom: 12px; display: inline-flex; align-items: center; gap: 8px; padding: 8px 12px; border-radius: 8px; background: rgba(5,12,26,.88); border: 1px solid rgba(255,255,255,.18); color: #fff; font-size: .78rem; font-weight: 600; opacity: 0; transform: translateY(4px); transition: opacity var(--transition), transform var(--transition); }
.portfolio-preview:hover .portfolio-preview-cta, .portfolio-preview:focus-visible .portfolio-preview-cta { opacity: 1; transform: translateY(0); }
.portfolio-card-content { padding: 23px 24px 25px; }
.portfolio-card-meta { display: flex; align-items: center; gap: 9px; margin-bottom: 10px; color: var(--muted); font-size: .75rem; font-weight: 700; letter-spacing: .075em; text-transform: uppercase; }
.portfolio-type-dot { width: 8px; height: 8px; flex: 0 0 8px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 12px rgba(0,212,170,.3); }
.portfolio-type-dot--blue { background: var(--impulse); box-shadow: 0 0 12px rgba(26,115,232,.35); }
.portfolio-card-title { margin-bottom: 10px; font-size: clamp(1.25rem, 2vw, 1.55rem); }
.portfolio-card-desc { max-width: 50ch; color: var(--muted); font-size: .94rem; line-height: 1.75; }
.portfolio-link { display: inline-flex; align-items: center; gap: 8px; margin-top: 18px; color: var(--signal); font-weight: 600; font-size: .9rem; transition: gap var(--transition), color var(--transition); }
.portfolio-link:hover { gap: 12px; color: #fff; }
.portfolio-preview:focus-visible, .portfolio-link:focus-visible { outline: 2px solid var(--signal); outline-offset: 4px; }

/* ── BUTTONS ────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 8px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  white-space: nowrap;
}
.btn--primary {
  background: var(--grad);
  color: var(--clarity);
  box-shadow: 0 4px 20px rgba(26, 115, 232, 0.3);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(26, 115, 232, 0.45);
  filter: brightness(1.08);
}
.btn--ghost {
  background: transparent;
  color: var(--clarity);
  border: 1px solid var(--border);
}
.btn--ghost:hover {
  border-color: rgba(255,255,255,0.2);
  background: var(--subtle);
  transform: translateY(-2px);
}
.btn--full { width: 100%; justify-content: center; }
.btn--sm { padding: 10px 20px; font-size: 0.875rem; }
.btn-arrow {
  transition: transform var(--transition);
  display: inline-block;
}
.btn:hover .btn-arrow { transform: translateX(4px); }

/* ── TAGS ───────────────────────────────────── */
.tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 500;
  background: rgba(26, 115, 232, 0.12);
  color: var(--signal);
  border: 1px solid rgba(0, 212, 170, 0.2);
}

/* ════════════════════════════════════════════════
   NAVBAR
   ════════════════════════════════════════════════ */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
  border-bottom: 1px solid transparent;
}
#navbar.scrolled {
  background: rgba(5, 12, 26, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
  box-shadow: 0 4px 32px rgba(0,0,0,0.3);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  transition: transform var(--transition);
}
.nav-logo:hover {
  transform: translateY(-1px);
}
.nav-logo-svg {
  transition: transform var(--transition), filter var(--transition);
}
.nav-logo:hover .nav-logo-svg {
  transform: scale(1.06);
  filter: drop-shadow(0 0 10px rgba(0, 212, 170, 0.9));
}
.nav-wordmark {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.55rem;
  color: var(--clarity);
  letter-spacing: -0.025em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-links li a {
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted);
  border-radius: 6px;
  transition: var(--transition);
}
.nav-links li a:hover { color: var(--clarity); background: var(--subtle); }
.nav-links li a.active { color: var(--clarity); }
.nav-cta {
  background: var(--grad) !important;
  color: var(--clarity) !important;
  padding: 9px 20px !important;
  border-radius: 8px !important;
  font-weight: 600 !important;
  box-shadow: 0 4px 16px rgba(26,115,232,0.3);
  transition: var(--transition) !important;
}
.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(26,115,232,0.45) !important;
  filter: brightness(1.08);
}
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clarity);
  border-radius: 2px;
  transition: var(--transition);
}
.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); }

/* ════════════════════════════════════════════════
   HERO
   ════════════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  padding-top: calc(var(--nav-h) + 18px);
  overflow: hidden;
  background: radial-gradient(circle at 50% 15%, #0B172B 0%, #050C1A 75%);
}
#particle-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.95;
}
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  z-index: 0;
  pointer-events: none;
}
.hero-glow--blue {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(26, 115, 232, 0.18) 0%, transparent 70%);
  top: -100px;
  left: -100px;
}
.hero-glow--teal {
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(0, 212, 170, 0.15) 0%, transparent 70%);
  bottom: 0;
  right: 5%;
}
/* Contact uses the exact same animated background layers as the Hero. */
.section--contact-hero-bg {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: radial-gradient(circle at 50% 15%, #0B172B 0%, #050C1A 75%);
}
.contact-particle-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.95;
  pointer-events: none;
}
.section--contact-hero-bg > .container {
  position: relative;
  z-index: 1;
}
.section--contact-hero-bg .hero-glow { z-index: 0; }
@media (prefers-reduced-motion: reduce) {
  .section--contact-hero-bg .contact-particle-canvas { opacity: 0.35; }
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding-top: 8px;
  padding-bottom: 70px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  border-radius: 100px;
  border: 1px solid rgba(0, 212, 170, 0.3);
  background: rgba(0, 212, 170, 0.08);
  font-size: 13px;
  font-weight: 500;
  color: var(--signal);
  margin-bottom: 20px;
  backdrop-filter: blur(8px);
}
.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 8px var(--signal);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.8); }
}
.hero-title {
  font-size: clamp(2.6rem, 4.5vw, 3.8rem);
  margin-bottom: 24px;
  letter-spacing: -0.03em;
}
.hero-desc {
  font-size: 1.15rem;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 36px;
  max-width: 480px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 52px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
}
.stat {
  display: flex;
  flex-direction: column;
}
.stat-number {
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 700;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.stat-plus {
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 700;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline;
}
.stat-label {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
  letter-spacing: 0.02em;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* Hero Visual */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-logo-mark {
  position: relative;
  width: 100%;
  max-width: 440px;
}
.hero-svg {
  width: 100%;
  height: auto;
  overflow: visible;
  filter: drop-shadow(0 0 30px rgba(0, 212, 170, 0.25));
}
.neural-pulse-ring {
  transform-origin: 270px 80px;
  animation: pulse-ring-anim 2.8s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}
@keyframes pulse-ring-anim {
  0% { transform: scale(0.7); opacity: 0.9; }
  60% { transform: scale(1.35); opacity: 0.2; }
  100% { transform: scale(1.6); opacity: 0; }
}
.float-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 18px;
  border-radius: var(--radius);
  background: rgba(13, 27, 46, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.45);
  white-space: nowrap;
  text-decoration: none;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), border-color 0.3s ease, box-shadow 0.3s ease;
  z-index: 2;
}
.float-card:hover {
  border-color: rgba(0, 212, 170, 0.5);
  box-shadow: 0 12px 36px rgba(0, 212, 170, 0.22);
}
.card-ext-icon {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--signal);
  margin-left: 3px;
  transition: transform 0.2s ease;
}
.float-card:hover .card-ext-icon {
  transform: translate(2px, -2px);
}
.float-card-icon { font-size: 1.4rem; }
.float-card-title {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--clarity);
}
.float-card-sub {
  font-size: 0.78rem;
  color: var(--muted);
  display: flex;
  align-items: center;
}
.hero-mobile-pillars { display: none; }
.float-card--1 {
  top: 6%;
  left: -8%;
  animation: float-card1 5.5s ease-in-out infinite;
}
.float-card--2 {
  bottom: 6%;
  right: -8%;
  animation: float-card2 6s 1.2s ease-in-out infinite;
}
@keyframes float-card1 {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50% { transform: translateY(-8px) rotate(1deg); }
}
@keyframes float-card2 {
  0%, 100% { transform: translateY(0) rotate(1deg); }
  50% { transform: translateY(-10px) rotate(-1deg); }
}

/* Scroll hint */
.hero-scroll-hint {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  z-index: 1;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--signal), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}
@keyframes scroll-pulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50% { opacity: 0.4; transform: scaleY(0.6); }
}

/* ════════════════════════════════════════════════
   SERVICES
   ════════════════════════════════════════════════ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.service-card {
  position: relative;
  padding: 40px 32px;
  border-radius: var(--radius-lg);
  background: var(--abyss);
  border: 1px solid var(--border);
  transition: var(--transition);
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: var(--grad);
  opacity: 0;
  transition: opacity 0.4s var(--ease);
  z-index: 0;
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 212, 170, 0.3);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.4), var(--glow-teal);
}
.service-card > * { position: relative; z-index: 1; }
.service-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
}
.service-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: rgba(26, 115, 232, 0.1);
  border: 1px solid rgba(26, 115, 232, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-bottom: 0;
  transition: var(--transition);
}
.service-card:hover .service-icon {
  background: rgba(26, 115, 232, 0.2);
  transform: scale(1.05);
}
.service-title {
  font-size: 1.35rem;
  margin-bottom: 0;
  color: var(--clarity);
  line-height: 1.25;
}
.service-desc {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 24px;
}
.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.service-hover-line {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--grad);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}
.service-card:hover .service-hover-line { transform: scaleX(1); }

/* ════════════════════════════════════════════════
   PRICING
   ════════════════════════════════════════════════ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
  margin-bottom: 32px;
}
.pricing-card {
  position: relative;
  padding: 40px 32px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: var(--void);
  transition: var(--transition);
}
.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.pricing-card--featured {
  background: linear-gradient(160deg, #0D1B2E 0%, #071022 100%);
  border-color: rgba(0, 212, 170, 0.3);
  box-shadow: 0 0 0 1px rgba(0,212,170,0.15), var(--glow-teal);
  transform: translateY(-8px);
}
.pricing-card--featured:hover { transform: translateY(-14px); }
.pricing-badge {
  position: absolute;
  top: -17px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--grad);
  color: var(--clarity);
  font-size: 14px;
  font-weight: 700;
  font-family: var(--font-head);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 8px 24px;
  box-shadow: 0 4px 18px rgba(0, 212, 170, 0.2);
  border-radius: 100px;
  white-space: nowrap;
}
.pricing-header { margin-bottom: 32px; }
.pricing-name {
  font-size: 1.25rem;
  margin-bottom: 12px;
  color: var(--clarity);
}
.pricing-price {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  margin-bottom: 10px;
}
.price-amount {
  font-family: var(--font-head);
  font-size: 2.8rem;
  font-weight: 700;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.price-currency {
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--signal);
  padding-bottom: 4px;
}
.pricing-price--custom .price-amount {
  font-size: 1.8rem;
}
.pricing-sub {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.5;
}
.pricing-features {
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.93rem;
  color: #B0C4D8;
}
.feat-check {
  color: var(--signal);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}
.pricing-note {
  text-align: center;
  font-size: 0.875rem;
  color: var(--muted);
}
.pricing-note a {
  color: var(--signal);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ════════════════════════════════════════════════
   ABOUT
   ════════════════════════════════════════════════ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-content .section-tag { display: inline-flex; margin-bottom: 16px; }
.about-text {
  font-size: 1.05rem;
  color: #B0C4D8;
  line-height: 1.8;
  margin-bottom: 16px;
}
.about-text strong { color: var(--clarity); font-weight: 600; }
.about-values { display: flex; flex-direction: column; gap: 24px; }
.value-card {
  padding: 28px 32px;
  border-radius: var(--radius);
  background: var(--abyss);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.value-card:hover {
  border-color: rgba(0, 212, 170, 0.25);
  transform: translateX(6px);
}
.value-number {
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 8px;
}
.value-title {
  font-size: 1.1rem;
  margin-bottom: 6px;
  color: var(--clarity);
}
.value-desc { font-size: 0.9rem; color: var(--muted); }

/* ════════════════════════════════════════════════
   TESTIMONIALS
   ════════════════════════════════════════════════ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial-card {
  padding: 36px 32px;
  border-radius: var(--radius-lg);
  background: var(--void);
  border: 1px solid var(--border);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.testimonial-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 212, 170, 0.2);
  box-shadow: var(--shadow-card);
}
.testimonial-stars {
  color: #F59E0B;
  font-size: 1rem;
  letter-spacing: 2px;
  margin-bottom: 20px;
}
.testimonial-quote {
  font-size: 0.975rem;
  color: #B0C4D8;
  line-height: 1.8;
  font-style: italic;
  flex: 1;
  margin-bottom: 28px;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}
.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--grad);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--clarity);
  flex-shrink: 0;
}
.testimonial-name {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
}
.testimonial-role { font-size: 0.82rem; color: var(--muted); margin-top: 2px; }

/* ════════════════════════════════════════════════
   CONTACT
   ════════════════════════════════════════════════ */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.9fr);
  gap: 56px;
  align-items: center;
}

.contact-visual {
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 420px;
  position: relative;
}
.contact-neural-mark {
  width: min(100%, 440px);
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  filter: drop-shadow(0 0 38px rgba(26, 115, 232, 0.12));
}
.contact-neural-svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-group label {
  font-size: 0.875rem;
  font-weight: 500;
  color: #B0C4D8;
  letter-spacing: 0.02em;
}
.form-optional {
  color: var(--muted);
  font-weight: 400;
}
.form-group input,
.form-group textarea,
.form-group select {
  padding: 14px 18px;
  border-radius: 10px;
  background: var(--void);
  border: 1px solid var(--border);
  color: var(--clarity);
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
  resize: vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(136, 153, 170, 0.6); }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: rgba(0, 212, 170, 0.4);
  box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.08);
  background: rgba(13, 27, 46, 0.8);
}

.form-group select {
  width: 100%;
  padding: 14px 18px;
  border-radius: 10px;
  background: var(--void);
  border: 1px solid var(--border);
  color: var(--clarity);
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
}
.form-group select:invalid { color: rgba(136, 153, 170, 0.8); }
.form-group select option { background: var(--void); color: var(--clarity); }
.testimonial-preview-note { max-width: 720px; margin-inline: auto; }

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.contact-info-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px 24px;
  border-radius: var(--radius);
  background: var(--void);
  border: 1px solid var(--border);
}
.contact-icon { font-size: 1.5rem; }
.contact-label {
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.contact-value {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--clarity);
  transition: var(--transition);
}
a.contact-value:hover { color: var(--signal); }
.contact-promise {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px 24px;
  border-radius: var(--radius);
  background: rgba(0, 212, 170, 0.05);
  border: 1px solid rgba(0, 212, 170, 0.15);
}
.promise-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--signal);
  flex-shrink: 0;
  margin-top: 6px;
  box-shadow: 0 0 10px var(--signal);
}
.contact-promise p { font-size: 0.875rem; color: var(--muted); line-height: 1.65; }

/* ════════════════════════════════════════════════
   FOOTER
   ════════════════════════════════════════════════ */
.footer {
  background: var(--void);
  border-top: 1px solid var(--border);
  padding: 72px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--border);
}
.footer-brand .nav-logo { margin-bottom: 14px; }
.footer-tagline {
  font-style: italic;
  font-size: 0.9rem;
  color: var(--signal);
  margin-bottom: 12px;
}
.footer-desc {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 280px;
}
.footer-heading {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 20px;
}
.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 0.9rem;
  color: #8899AA;
  transition: var(--transition);
}
.footer-links a:hover { color: var(--clarity); padding-left: 4px; }
.footer-email {
  font-size: 0.9rem;
  color: var(--signal);
  word-break: break-all;
}
.footer-email:hover { text-decoration: underline; }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  font-size: 0.825rem;
  color: var(--muted);
}

/* ════════════════════════════════════════════════
   ANIMATIONS — Scroll Reveal
   ════════════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s var(--ease), transform 0.65s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.delay-1 { transition-delay: 0.12s; }
.delay-2 { transition-delay: 0.24s; }
.delay-3 { transition-delay: 0.36s; }
.delay-4 { transition-delay: 0.48s; }

/* ════════════════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  :root { --section-pad: 80px; }
  .hero-inner       { grid-template-columns: 1fr; gap: 48px; text-align: center; }
  .hero-desc        { max-width: 100%; }
  .hero-actions     { justify-content: center; }
  .hero-stats       { justify-content: center; }
  .hero-visual      { display: none; }
  .services-grid    { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; }
  .pricing-grid     { grid-template-columns: 1fr; max-width: 460px; margin: 0 auto 32px; }
  .pricing-card--featured { transform: none; }
  .pricing-card--featured:hover { transform: translateY(-4px); }
  .about-grid       { grid-template-columns: 1fr; gap: 48px; }
  .about-content .section-title { text-align: center; }
  .about-content > p.about-text,
  .about-content > a { text-align: center; }
  .testimonials-grid { grid-template-columns: 1fr; max-width: 540px; margin: 0 auto; }
  .contact-grid     { grid-template-columns: 1fr; gap: 28px; }
  .contact-visual { min-height: 260px; }
  .contact-neural-mark { width: min(100%, 300px); }
  .form-row         { grid-template-columns: 1fr; }
  .footer-grid      { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root { --section-pad: 64px; --nav-h: 64px; }

  /* Mobile hero: headline first, then the neural visual and three agency pillars. */
  .hero-inner { display: flex; flex-direction: column; gap: 20px; text-align: center; }
  .hero-content { display: contents; }
  .hero-badge { display: none; }
  .hero-title { order: 1; width: 100%; margin-bottom: 0; }
  .hero-visual { display: flex; order: 2; width: 100%; margin: 0 auto; }
  .hero-logo-mark { width: min(82%, 260px); max-width: 260px; margin: 0 auto; }
  .hero-desc { order: 3; margin-bottom: 12px; }
  .hero-actions { order: 4; margin-bottom: 24px; }
  .hero-visual .float-card { display: none; }
  .hero-mobile-pillars { display: block; position: absolute; inset: 0; pointer-events: none; }
  .hero-mobile-pillar { position: absolute; z-index: 2; display: inline-flex; align-items: center; justify-content: center; padding: 7px 11px; border: 1px solid rgba(0,212,170,.4); border-radius: 999px; background: rgba(7,18,34,.9); color: var(--clarity); font-size: .72rem; font-weight: 600; line-height: 1.2; white-space: nowrap; box-shadow: 0 4px 18px rgba(0,0,0,.18); will-change: transform; animation: hero-pillar-float 4.8s ease-in-out infinite; }
  @keyframes hero-pillar-float { 0%, 100% { transform: translate3d(0, 0, 0); } 50% { transform: translate3d(0, -6px, 0); } }
  .hero-mobile-pillar--seo { animation-delay: -1.6s; }
  .hero-mobile-pillar--strategy { animation-delay: -3.2s; }
  @media (prefers-reduced-motion: reduce) { .hero-mobile-pillar { animation: none; } }
  .hero-mobile-pillar--web { left: -8%; top: 12%; }
  .hero-mobile-pillar--seo { right: -8%; top: 43%; }
  .hero-mobile-pillar--strategy { left: 4%; bottom: 2%; }
  .hero-scroll-hint { display: none; }
  .nav-links { display: none; flex-direction: column; position: fixed; top: var(--nav-h); left: 0; right: 0; background: rgba(5,12,26,0.97); backdrop-filter: blur(20px); padding: 24px 28px 32px; gap: 4px; border-bottom: 1px solid var(--border); }
  .nav-links.open { display: flex; }
  .nav-links li a { display: block; padding: 12px 16px; font-size: 1rem; }
  .nav-cta { margin-top: 8px; }
  .nav-burger { display: flex; }
  .hero-title { font-size: clamp(2rem, 7vw, 2.8rem); }
  .hero-stats { flex-wrap: wrap; gap: 24px; }
  .stat-divider { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .section-title { font-size: clamp(1.75rem, 5vw, 2.25rem); }
  .services-title { font-size: clamp(2rem, 6.2vw, 2.6rem); line-height: 1.12; }
  .about-content > a { display: block; text-align: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 20px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
}

/* Pricing details: clarify scope and make DA prices fit narrow screens. */
.pricing-limit {
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.5;
}
.pricing-price--custom .price-amount {
  font-size: clamp(1.35rem, 1.8vw, 1.8rem);
  white-space: nowrap;
}
.pricing-price .price-currency {
  font-size: 1rem;
  padding-bottom: 3px;
}
.pricing-note {
  max-width: 900px;
  margin: 0 auto;
  line-height: 1.8;
}
@media (max-width: 480px) {
  .pricing-card { padding: 32px 24px; }
  .pricing-price .price-amount { font-size: clamp(2rem, 9vw, 2.8rem); }
  .pricing-price--custom .price-amount { font-size: clamp(1.25rem, 6vw, 1.65rem); }
  .pricing-price .price-currency { font-size: 1rem; }
}


/* Pricing: keep the price block responsive on small screens. */
.pricing-price-row {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 12px;
  margin-bottom: 12px;
}
.pricing-price-row .pricing-price { margin-bottom: 0; min-width: 0; }
@media (max-width: 480px) {
  .pricing-price-row { gap: 8px; }
  .pricing-price-row .pricing-price .price-amount { font-size: clamp(1.8rem, 8vw, 2.4rem); }
}


@media (max-width: 800px) {
  .portfolio-grid { gap: 18px; }
  .portfolio-card-content { padding: 20px; }
  .portfolio-preview { margin: 10px 10px 0; aspect-ratio: 1.15 / 1; }
}
@media (max-width: 600px) {
  .portfolio-grid { grid-template-columns: 1fr; gap: 22px; }
  .portfolio-header { margin-bottom: 34px; }
  .portfolio-title { font-size: clamp(1.85rem, 8vw, 2.45rem); }
  .portfolio-preview { aspect-ratio: 1.2 / 1; }
  .portfolio-preview-cta { opacity: 1; transform: none; }
  .portfolio-card:hover { transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .portfolio-card, .portfolio-preview img, .portfolio-preview-cta, .portfolio-link { transition: none; }
}

/* CTA beneath the portfolio cards */
.portfolio-cta { display: flex; justify-content: center; margin-top: 38px; }
.portfolio-cta .btn { min-width: 230px; justify-content: center; }
@media (max-width: 480px) { .portfolio-cta { margin-top: 28px; } .portfolio-cta .btn { width: 100%; } }

/* About + testimonial carousel */
.testimonials-section { margin-top: 88px; padding-top: 72px; border-top: 1px solid var(--border); }
.testimonials-section .section-header { margin-bottom: 36px; }
.testimonial-carousel { --testimonial-gap: 24px; }
.testimonial-viewport { overflow: hidden; }
.testimonial-track { display: flex; gap: var(--testimonial-gap); transition: transform 600ms cubic-bezier(.22,.61,.36,1); will-change: transform; }
.testimonial-track .testimonial-card { flex: 0 0 calc((100% - (2 * var(--testimonial-gap))) / 3); min-width: 0; }
.testimonial-controls { display: flex; align-items: center; justify-content: center; gap: 20px; margin-top: 28px; }
.testimonial-arrow { width: 42px; height: 42px; border: 1px solid var(--border); border-radius: 50%; color: var(--clarity); background: var(--abyss); font-size: 1.2rem; cursor: pointer; transition: var(--transition); }
.testimonial-arrow:hover { border-color: rgba(0,212,170,.55); color: var(--clarity); }
.testimonial-dots { display: flex; align-items: center; gap: 8px; }
.testimonial-dot { width: 8px; height: 8px; border: 0; border-radius: 99px; background: var(--muted); opacity: .55; cursor: pointer; padding: 0; transition: width .25s ease, opacity .25s ease, background .25s ease; }
.testimonial-dot[aria-current="true"] { width: 22px; opacity: 1; background: var(--clarity); }
@media (max-width: 1024px) { .testimonial-track .testimonial-card { flex-basis: calc((100% - var(--testimonial-gap)) / 2); } }
@media (max-width: 600px) { .testimonials-section { margin-top: 64px; padding-top: 52px; } .testimonial-track .testimonial-card { flex-basis: 100%; padding: 28px 24px; } .testimonial-controls { gap: 14px; } }
@media (prefers-reduced-motion: reduce) { .testimonial-track, .testimonial-dot, .testimonial-arrow { transition: none !important; } }


/* About section: compact testimonial column, one review visible at a time. */
.about-title { color: var(--clarity); }
.about-grid { align-items: start; }
.testimonials-section { margin-top: 0; padding-top: 0; border-top: 0; min-width: 0; }
.testimonials-section .section-header { margin-bottom: 24px; text-align: left; }
.testimonial-track .testimonial-card { flex: 0 0 100%; }
@media (max-width: 1024px) { .testimonial-track .testimonial-card { flex-basis: 100%; } }
@media (max-width: 600px) { .testimonials-section { margin-top: 0; padding-top: 0; } .testimonial-track .testimonial-card { flex-basis: 100%; } }


/* Contact section refinements — V16 */
.contact-grid {
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  align-items: center;
}
.contact-form-column { min-width: 0; }
.contact-intro { text-align: left; margin: 0 0 30px; max-width: none; }
.contact-intro .section-title { text-align: left; margin-bottom: 14px; }
.contact-intro .section-desc { text-align: left; margin-left: 0; margin-right: 0; max-width: 560px; }
.contact-visual { flex-direction: column; }
.contact-brand { display: flex; justify-content: center; align-items: center; margin-top: -18px; position: relative; z-index: 1; }
.contact-brand-wordmark {
  font-family: var(--font-head); font-weight: 800; font-size: clamp(2.2rem, 4vw, 3.2rem);
  letter-spacing: -0.055em; line-height: 1; color: var(--clarity);
  text-shadow: 0 0 28px rgba(0, 212, 170, 0.18);
}
.contact-brand-wordmark::first-letter { color: var(--clarity); }
@media (max-width: 900px) {
  .contact-grid { grid-template-columns: minmax(0, 1fr); gap: 38px; }
  .contact-form-column { order: 1; }
  .contact-visual { order: 2; min-height: 300px; }
  .contact-neural-mark { width: min(78%, 340px); }
  .contact-brand { margin-top: -12px; }
}


/* Footer — ajustements */
.footer-grid {
  grid-template-columns: 2fr 1.2fr 1.5fr;
}
.footer-logo .nav-logo-svg {
  width: 42px;
  height: 42px;
}
.footer-main-links ul {
  padding-top: 2px;
}
@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr;
  }
}
@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }
}


/* Footer — navigation resserrée et plus lisible */
.footer-grid {
  grid-template-columns: minmax(0, 1.6fr) minmax(220px, 1fr);
}
.footer-main-links a {
  font-size: 1.05rem;
  font-weight: 600;
  color: #B8C5D3;
}
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: minmax(0, 1.4fr) minmax(200px, 1fr); }
}
@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; }
}


/* Header: keep the brand left, navigation centered, and project CTA right. */
@media (min-width: 769px) {
  #navbar .nav-inner { position: relative; }
  #navbar .nav-links {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    justify-content: center;
    white-space: nowrap;
  }
  #navbar .nav-cta { margin-left: auto; flex-shrink: 0; }
}

/* Footer: three balanced columns with compact line icons. */
.footer-grid {
  grid-template-columns: minmax(0, 1.7fr) minmax(150px, 0.85fr) minmax(230px, 1fr);
  gap: 44px;
}
.footer-contact ul {
  display: flex;
  flex-direction: column;
  gap: 15px;
}
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.6;
  overflow-wrap: anywhere;
}
.footer-contact li svg {
  width: 17px;
  height: 17px;
  flex: 0 0 17px;
  margin-top: 3px;
  fill: none;
  stroke: var(--signal);
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.footer-contact a { color: var(--muted); transition: var(--transition); }
.footer-contact a:hover { color: var(--clarity); }
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: minmax(0, 1.4fr) minmax(150px, 0.8fr); }
  .footer-contact { grid-column: 1 / -1; }
}
@media (max-width: 768px) {
  #navbar .nav-cta { display: none; }
  #navbar .nav-links { left: 0; transform: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-contact { grid-column: auto; }
}


/* ── ÉTUDES DE CAS / RÉALISATIONS ───────────── */
.case-card-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:18px}
.case-card-actions .portfolio-link{margin-top:0}
.case-detail{min-height:100vh;background:var(--abyss)}
.case-nav{position:relative;z-index:5;border-bottom:1px solid var(--border);background:rgba(5,12,26,.92)}
.case-nav .nav-inner{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.case-back{color:var(--muted);font-size:.9rem;display:inline-flex;align-items:center;gap:8px}
.case-back:hover{color:var(--signal)}
.case-hero{padding:82px 0 58px;position:relative;overflow:hidden;background:radial-gradient(ellipse at 80% 10%,rgba(26,115,232,.16),transparent 45%),radial-gradient(ellipse at 20% 80%,rgba(0,212,170,.08),transparent 42%)}
.case-hero-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:52px;align-items:center}
.case-eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--signal);font-size:.76rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;margin-bottom:20px}
.case-title{font-size:clamp(2.5rem,5vw,4.6rem);letter-spacing:-.055em;line-height:1.02;margin-bottom:22px}
.case-intro{color:#b7c4d3;font-size:1.08rem;line-height:1.8;max-width:56ch}
.case-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.case-chip{border:1px solid var(--border);border-radius:999px;padding:7px 12px;color:#c3cfdd;font-size:.78rem;background:rgba(255,255,255,.035)}
.case-hero-image{border:1px solid rgba(255,255,255,.12);border-radius:18px;overflow:hidden;background:#101a2b;box-shadow:0 28px 70px rgba(0,0,0,.36)}
.case-hero-image img{width:100%;height:auto;display:block}
.case-content{padding:72px 0}
.case-content--alt{background:rgba(255,255,255,.018);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.case-two-col{display:grid;grid-template-columns:.72fr 1.28fr;gap:54px;align-items:start}
.case-section-label{color:var(--signal);font-size:.76rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;margin-bottom:13px}
.case-h2{font-size:clamp(1.8rem,3vw,2.7rem);margin-bottom:18px;letter-spacing:-.04em}
.case-copy{color:#aebdcd;line-height:1.85;max-width:72ch}
.case-copy p+p{margin-top:14px}
.case-list{display:grid;gap:14px;margin-top:22px}
.case-list li{display:flex;gap:12px;color:#c5d0dd;line-height:1.65}
.case-list li:before{content:'↗';color:var(--signal);font-weight:700;flex:0 0 auto}
.case-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:30px}
.case-shot{border:1px solid var(--border);border-radius:14px;overflow:hidden;background:#0d1b2e}
.case-shot img{width:100%;height:auto;display:block}
.case-shot figcaption{padding:12px 15px;color:var(--muted);font-size:.82rem;line-height:1.55}
.case-shot--wide{grid-column:1/-1}
.case-shot--wide img{max-height:720px;object-fit:contain;object-position:top center;background:#080e18}
.case-before-after{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:28px}
.case-before-after figure{border:1px solid var(--border);border-radius:14px;overflow:hidden;background:#0d1b2e}
.case-before-after img{width:100%;height:auto;display:block}
.case-before-after figcaption{padding:12px 15px;font-size:.83rem;color:#c3cfdd;display:flex;align-items:center;gap:9px}
.case-before-after figcaption span{color:var(--signal);font-weight:700;text-transform:uppercase;font-size:.7rem;letter-spacing:.08em}
.case-device-gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:start;margin-top:28px}
.case-device-gallery figure{border:1px solid var(--border);border-radius:14px;overflow:hidden;background:#0d1b2e}
.case-device-gallery img{width:100%;height:auto;display:block}
.case-device-gallery figcaption{padding:10px 12px;color:var(--muted);font-size:.78rem}
.case-cta{padding:66px 0;background:radial-gradient(ellipse at 50% 100%,rgba(0,212,170,.09),transparent 60%)}
.case-cta-inner{text-align:center;max-width:720px;margin:0 auto}
.case-cta-inner p{color:var(--muted);margin:14px auto 24px;max-width:56ch}
.case-footer{padding:22px 0;border-top:1px solid var(--border);color:var(--muted);font-size:.82rem}
.case-footer .container{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}
.case-card-detail{display:inline-flex;align-items:center;gap:8px;color:#fff;font-weight:600;font-size:.9rem}
.case-card-detail:hover{color:var(--signal)}
@media(max-width:800px){.case-hero{padding:56px 0 42px}.case-hero-grid,.case-two-col{grid-template-columns:1fr;gap:28px}.case-hero-image{order:-1}.case-content{padding:54px 0}.case-gallery{gap:12px}.case-device-gallery{grid-template-columns:repeat(2,minmax(0,1fr))}.case-title{font-size:clamp(2.4rem,10vw,3.7rem)}}
@media(max-width:520px){.case-gallery,.case-before-after{grid-template-columns:1fr}.case-shot--wide{grid-column:auto}.case-device-gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.case-nav .nav-inner{min-height:64px}.case-back{font-size:.82rem}.case-content{padding:44px 0}}

/* Portfolio refinements — V25 */
.portfolio-address{max-width:82%;font-size:10px}
.portfolio-cta{padding:70px 0;background:radial-gradient(ellipse at 78% 50%,rgba(26,115,232,.12),transparent 43%),radial-gradient(ellipse at 90% 65%,rgba(0,212,170,.09),transparent 42%)}
.portfolio-cta-inner{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:48px}
.portfolio-cta-copy{max-width:560px}
.portfolio-cta-copy p{color:var(--muted);margin:14px 0 24px;max-width:56ch;line-height:1.8}
.portfolio-cta-visual{display:flex;justify-content:center;align-items:center;min-width:0}
.portfolio-cta-visual .neural-articulated-svg{width:min(100%,340px);height:auto;overflow:visible;filter:drop-shadow(0 0 24px rgba(0,212,170,.08))}
@media(max-width:800px){.portfolio-cta-inner{grid-template-columns:1fr;gap:24px}.portfolio-cta-visual{grid-row:1}.portfolio-cta-visual .neural-articulated-svg{width:min(70%,260px)}.portfolio-cta-copy{max-width:none}}

/* V26 — portfolio neural visuals and shared project CTA */
.case-hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);align-items:center;gap:clamp(2rem,5vw,5rem)}
.case-hero-copy{min-width:0}
.case-hero-visual,.portfolio-cta-visual{display:flex;align-items:center;justify-content:center;min-width:0;position:relative}
.case-hero-visual .hero-logo-mark,.portfolio-cta-visual .hero-logo-mark{width:min(100%,420px);aspect-ratio:1;display:flex;align-items:center;justify-content:center}
.case-hero-visual .neural-articulated-svg,.portfolio-cta-visual .neural-articulated-svg{width:100%;height:auto;max-width:360px;overflow:visible}
.portfolio-cta-inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,.8fr);align-items:center;gap:clamp(2rem,5vw,5rem)}
.portfolio-cta-copy{min-width:0}
.portfolio-cta-visual{min-height:280px}
.portfolio-cta-visual .hero-logo-mark{max-width:340px}
@media(max-width:760px){.case-hero-grid,.portfolio-cta-inner{grid-template-columns:1fr}.case-hero-visual{max-width:300px;margin:0 auto}.portfolio-cta-visual{grid-row:1;min-height:0;max-width:260px;margin:0 auto}.portfolio-cta-copy{grid-row:2}.case-hero-grid{gap:1.5rem}}


/* V31 — portfolio listing hero: shared animated constellation background */
.case-hero.portfolio-list-hero{padding-top:calc(var(--nav-h, 76px) + 54px);background:radial-gradient(circle at 50% 15%, #0B172B 0%, #050C1A 75%)}
.portfolio-list-hero #particle-canvas{position:absolute;inset:0;width:100%;height:100%;z-index:0;opacity:.24;pointer-events:none}
.portfolio-list-hero .hero-glow{z-index:0}
.portfolio-list-hero .container{position:relative;z-index:1}
.portfolio-list-hero .hero-glow--blue{top:-100px;left:-100px}
.portfolio-list-hero .hero-glow--teal{bottom:0;right:5%}
.case-card-actions{justify-content:flex-end}
.case-card-detail{color:var(--signal);margin-left:auto}
.case-card-detail:hover{color:#fff}
@media(max-width:800px){.case-hero.portfolio-list-hero{padding-top:calc(var(--nav-h, 64px) + 42px)}}

/* Portfolio intro: restrained constellation atmosphere for readable copy */
.case-hero.portfolio-list-hero::after{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;background:linear-gradient(90deg,rgba(5,12,26,.58) 0%,rgba(5,12,26,.28) 58%,rgba(5,12,26,.12) 100%)}
.case-hero.portfolio-list-hero .container{z-index:1}


/* V36 — conventions communes aux pages détaillées */
.case-detail-badge{margin-bottom:20px}
.case-card-actions--left{justify-content:flex-start}
.case-section-label{display:inline-flex;align-items:center;gap:8px;margin-bottom:16px}
.case-section-label::before{content:"";display:inline-block;width:20px;height:2px;background:var(--grad);border-radius:2px}
.case-gallery--showcase{grid-template-columns:minmax(0,1fr) minmax(150px,.32fr);align-items:end}
.case-gallery--showcase .case-shot--wide{grid-column:auto}
.case-gallery--showcase .case-shot--wide img{max-height:none}
.case-gallery--showcase .case-shot--mobile img{max-height:620px;object-fit:contain;object-position:top center;background:#080e18}
@media(max-width:700px){.case-gallery--showcase{grid-template-columns:1fr}.case-gallery--showcase .case-shot--mobile{max-width:260px;margin:0 auto}}


/* V37 — fond continu des pages détail et conventions à réutiliser */
.case-detail-page main{background:radial-gradient(circle at 50% 8%, #0B172B 0%, #050C1A 75%);}
.case-detail-page .case-hero.portfolio-list-hero{background:transparent;}
.case-detail-page .case-content,.case-detail-page .case-content--alt{background:transparent;border-color:transparent;}
.case-detail-page .case-cta{background:radial-gradient(ellipse at 50% 100%,rgba(0,212,170,.055),transparent 60%);}
.case-detail-page .case-content{position:relative;}
.case-detail-page .case-content + .case-content::before{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:min(100% - 48px,1200px);height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.055),transparent);}
.case-detail-page .case-two-col{grid-template-columns:.55fr 1.45fr;}
.case-detail-page .case-gallery{margin-top:24px;}
@media(max-width:800px){.case-detail-page .case-two-col{grid-template-columns:1fr;gap:18px;}}


/* V40 — une seule zone de fond continu pour l’introduction et toutes les sections de contenu.
   Le CTA « Votre projet » et le footer restent en dehors de .case-detail-main et conservent leur style d’origine. */
.case-detail-page .case-detail-main {
  position: relative;
  isolation: isolate;
  overflow: clip;
  background: radial-gradient(circle at 50% 15%, #0B172B 0%, #050C1A 75%);
}
.case-detail-page .case-detail-main > #particle-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: .24;
  pointer-events: none;
  z-index: 0;
}
.case-detail-page .case-detail-main > section {
  position: relative;
  z-index: 1;
  background: transparent !important;
  border-color: transparent !important;
}
.case-detail-page .case-detail-main .case-hero.portfolio-list-hero {
  background: transparent !important;
}
.case-detail-page .case-detail-main .case-hero.portfolio-list-hero::after { display: none; }
.case-detail-page .case-content + .case-content::before { display: none; }
.case-detail-page .case-project-stack {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 22px;
}
.case-detail-page .case-project-stack .case-copy {
  width: 100%;
  max-width: 850px;
}
@media (max-width: 800px) {
  .case-detail-page .case-project-stack { gap: 16px; }
}


/* V41 — suppression du bouton externe et resserrement des espacements des pages réalisation. */
.case-detail-page .case-hero.portfolio-list-hero { padding-bottom: 30px; }
.case-detail-page .case-content { padding-top: 34px; padding-bottom: 34px; }
.case-detail-page .case-project-stack { gap: 12px; }
.case-detail-page .case-detail-main .case-gallery { margin-top: 16px; }
.case-detail-page .case-cta { padding-top: 44px; }
@media (max-width: 800px) {
  .case-detail-page .case-hero.portfolio-list-hero { padding-bottom: 24px; }
  .case-detail-page .case-content { padding-top: 26px; padding-bottom: 26px; }
  .case-detail-page .case-project-stack { gap: 10px; }
  .case-detail-page .case-cta { padding-top: 36px; }
}

.form-status {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 10px;
  font-size: 14px;
  line-height: 1.6;
}

.form-status.is-success {
  display: block;
  color: #0f766e;
  background: rgba(20, 184, 166, 0.10);
  border: 1px solid rgba(20, 184, 166, 0.30);
}

.form-status.is-error {
  display: block;
  color: #b91c1c;
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.25);
}

.form-status.is-loading {
  display: block;
  color: #64748b;
  background: rgba(148, 163, 184, 0.10);
  border: 1px solid rgba(148, 163, 184, 0.25);
}


/* ══════════════════════════════════════════════
   LEGAL PAGES — Mentions légales & confidentialité
   ══════════════════════════════════════════════ */
.legal-main {
  min-height: 70vh;
  padding-top: 100px;
  background: radial-gradient(circle at 50% 0%, #0B172B 0%, #050C1A 68%);
}
.legal-hero {
  padding: 64px 0 38px;
}
.legal-hero .case-h2 {
  font-size: clamp(2.25rem, 5vw, 3.8rem);
  line-height: 1.1;
  letter-spacing: -.045em;
  margin: 0 0 18px;
  color: var(--text, #F5F8FC);
}
.legal-intro {
  max-width: 720px;
  color: #aebdcd;
  font-size: 1.05rem;
  line-height: 1.75;
}
.legal-updated {
  color: var(--muted, #8292a7);
  font-size: .85rem;
  margin-top: 18px;
}
.legal-content {
  padding: 18px 0 96px;
}
.legal-container {
  max-width: 900px;
}
.legal-section {
  padding: 26px 0;
  border-bottom: 1px solid rgba(148, 163, 184, .15);
}
.legal-section h2 {
  color: #f3f7fb;
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.25rem, 2.5vw, 1.55rem);
  line-height: 1.35;
  margin: 0 0 14px;
}
.legal-section p,
.legal-section li {
  color: #b5c2d1;
  font-size: .98rem;
  line-height: 1.85;
}
.legal-section p + p {
  margin-top: 12px;
}
.legal-section ul {
  padding-left: 1.25rem;
  margin: 12px 0;
}
.legal-section li + li {
  margin-top: 5px;
}
.legal-section a {
  color: #55dfc1;
  text-decoration: underline;
  text-underline-offset: 3px;
  overflow-wrap: anywhere;
}
.legal-section a:hover {
  color: #8af1dc;
}
.legal-note {
  margin-top: 24px;
  padding: 16px 18px;
  border: 1px solid rgba(0, 212, 170, .25);
  border-left: 3px solid #00D4AA;
  border-radius: 10px;
  background: rgba(0, 212, 170, .055);
  color: #b5c9d4;
  font-size: .9rem;
  line-height: 1.75;
}
.legal-footer-bottom {
  gap: 18px;
  flex-wrap: wrap;
}
.legal-footer-bottom nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}
.legal-footer-bottom nav a,
.legal-footer-bottom > a {
  color: var(--muted, #8292a7);
  font-size: .85rem;
  text-decoration: none;
}
.legal-footer-bottom nav a:hover,
.legal-footer-bottom > a:hover {
  color: #55dfc1;
}
@media (max-width: 640px) {
  .legal-main { padding-top: 82px; }
  .legal-hero { padding: 48px 0 28px; }
  .legal-content { padding-bottom: 64px; }
  .legal-section { padding: 22px 0; }
  .legal-section p, .legal-section li { font-size: .94rem; }
  .legal-footer-bottom { align-items: flex-start; flex-direction: column; }
}

.footer-legal-links {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-legal-links a {
  color: var(--muted, #8292a7);
  font-size: .82rem;
  text-decoration: none;
}
.footer-legal-links a:hover {
  color: #55dfc1;
}
@media (max-width: 640px) {
  .footer-legal-links { gap: 12px; }
}


/* ── AJUSTEMENT D'ÉCHELLE DESKTOP — V42.6 ─────────────────
   Améliore la lisibilité à 100 % sur les grands écrans sans
   modifier les contenus, le header/footer ou les règles mobile. */
@media (min-width: 1200px) {
  :root { --section-pad: 88px; }

  .container {
    max-width: 1240px;
    padding-left: 32px;
    padding-right: 32px;
  }

  body { font-size: 1.03rem; }

  .hero-title {
    font-size: clamp(3.15rem, 4.5vw, 4.1rem);
    line-height: 1.12;
  }

  .hero-desc {
    font-size: 1.2rem;
    max-width: 520px;
  }

  .section-title {
    font-size: clamp(2.35rem, 3.1vw, 3rem);
  }

  .section-desc {
    font-size: 1.15rem;
    max-width: 620px;
  }

  .portfolio-header {
    max-width: 860px;
    margin-bottom: 44px;
  }

  .portfolio-grid { gap: 32px; }
}

/* Écrans desktop intermédiaires : largeur plus confortable,
   sans appliquer l'agrandissement typographique maximal. */
@media (min-width: 1025px) and (max-width: 1199px) {
  .container { max-width: 1120px; padding-left: 28px; padding-right: 28px; }
  .hero-title { font-size: clamp(2.8rem, 4.4vw, 3.5rem); }
}


/* V42.7 — ajustements mobile et finitions communes */
@media (max-width: 768px) {
  /* Hero : titre plus affirmé sur smartphone */
  .hero-title { font-size: clamp(2.35rem, 8.2vw, 3.05rem); line-height: 1.08; }

  /* À propos : conserver une respiration à gauche et une lecture naturelle */
  .about-content { padding-left: 8px; padding-right: 2px; }
  .about-content .section-title.about-title { text-align: left !important; }
  .about-content > p.about-text { text-align: left !important; }

  /* Réseau neuronal décoratif de la zone contact : moins encombrant */
  .contact-visual { min-height: 220px; }
  .contact-neural-mark { width: min(62%, 230px); }

  /* Footer : éviter que le contenu touche le bord de l'écran */
  .footer-grid, .footer-bottom { margin-left: 8px; margin-right: 8px; }
  .footer-grid { width: calc(100% - 16px); }
  .footer-bottom { width: calc(100% - 16px); }
}

/* Boutons des offres : bordure turquoise cohérente avec la carte Essentia */
#cta-lanceo, #cta-horizon { border-color: rgba(0, 212, 170, 0.3); }
#cta-lanceo:hover, #cta-horizon:hover { border-color: rgba(0, 212, 170, 0.55); }