/* ═══════════════════════════════════════════════
   PROWER SÉCURITÉ GROUPE — Stylesheet
   Palette: Noir / Blanc / Rouge #CC0000
   Fonts: Oswald (headlines) + Montserrat (body)
═══════════════════════════════════════════════ */

/* ─── RESET & ROOT ─────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }

:root {
  --black:   #0A0A0A;
  --dark:    #111111;
  --dark-2:  #1A1A1A;
  --dark-3:  #222222;
  --red:     #CC0000;
  --red-dim: #990000;
  --red-glow:#FF0000;
  --white:   #FFFFFF;
  --grey:    #888888;
  --grey-lt: #BBBBBB;
  --border:  rgba(255,255,255,0.08);
  --radius:  4px;
  --shadow:  0 24px 80px rgba(0,0,0,0.6);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  background: var(--black);
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 400;
  line-height: 1.6;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
input, select, textarea, button { font-family: inherit; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── SCROLLBAR ─────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: var(--red); border-radius: 3px; }

/* ─── HEADER ────────────────────────────────── */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(10,10,10,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-text {
  font-family: 'Oswald', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--white);
}
.logo-accent { color: var(--red); }

/* Nav */
.nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-link {
  padding: 8px 14px;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--grey-lt);
  transition: color var(--transition);
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 14px; right: 14px;
  height: 1px;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.nav-link:hover { color: var(--white); }
.nav-link:hover::after,
.nav-link.active::after { transform: scaleX(1); }
.nav-link.active { color: var(--white); }

.nav-cta {
  margin-left: 8px;
  padding: 10px 22px;
  background: var(--red);
  color: var(--white);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: background var(--transition), transform var(--transition);
}
.nav-cta:hover { background: var(--red-dim); transform: translateY(-1px); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── BUTTONS ───────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius);
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
}
.btn--primary {
  background: var(--red);
  color: var(--white);
  border-color: var(--red);
}
.btn--primary:hover {
  background: var(--red-dim);
  border-color: var(--red-dim);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(204,0,0,0.35);
}
.btn--outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.3);
}
.btn--outline:hover {
  border-color: var(--white);
  transform: translateY(-2px);
}
.btn--outline-light {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}
.btn--outline-light:hover {
  background: rgba(255,255,255,0.1);
  transform: translateY(-2px);
}
.btn--full { width: 100%; justify-content: center; }

/* ─── SECTION COMMON ────────────────────────── */
.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 12px;
}
.section-title {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.02em;
  margin-bottom: 16px;
}
.section-desc {
  color: var(--grey-lt);
  max-width: 560px;
  font-size: 1rem;
}
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-header .section-desc { margin: 0 auto; }
.accent { color: var(--red); }

/* ─── HERO ──────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: var(--black);
  padding: 100px 24px 60px;
}

/* Grid background */
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

/* Noise texture */
.hero-noise {
  position: absolute;
  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");
  background-size: 200px 200px;
  pointer-events: none;
  opacity: 0.4;
}

/* Red glow */
.hero::before {
  content: '';
  position: absolute;
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(204,0,0,0.12) 0%, transparent 70%);
  pointer-events: none;
}

/* Decorative lines */
.deco-line {
  position: absolute;
  background: rgba(255,255,255,0.06);
  pointer-events: none;
}
.deco-line--h { height: 1px; left: 5%; right: 5%; }
.deco-line--v { width: 1px; top: 5%; bottom: 5%; }
.deco-line.top { top: 15%; }
.deco-line.bottom { bottom: 12%; }
.deco-line.left { left: 8%; }
.deco-line.right { right: 8%; }

/* Corner markers */
.corner {
  position: absolute;
  width: 24px;
  height: 24px;
  pointer-events: none;
}
.corner--tl { top: 24px; left: 24px; border-top: 2px solid var(--red); border-left: 2px solid var(--red); }
.corner--tr { top: 24px; right: 24px; border-top: 2px solid var(--red); border-right: 2px solid var(--red); }
.corner--bl { bottom: 24px; left: 24px; border-bottom: 2px solid var(--red); border-left: 2px solid var(--red); }
.corner--br { bottom: 24px; right: 24px; border-bottom: 2px solid var(--red); border-right: 2px solid var(--red); }

/* Hero content */
.hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  animation: heroFadeIn 1s ease both;
}

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

/* Symbol */
.symbol-wrapper {
  position: relative;
  width: 140px;
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 32px;
  animation: heroFadeIn 1s 0.1s ease both;
}

.symbol-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(204,0,0,0.25);
  animation: ringPulse 3s ease-in-out infinite;
}
.ring-outer {
  width: 140px; height: 140px;
  animation-delay: 0s;
}
.ring-middle {
  width: 110px; height: 110px;
  border-color: rgba(204,0,0,0.4);
  animation-delay: 0.5s;
}

@keyframes ringPulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50%       { opacity: 1;   transform: scale(1.03); }
}

.symbol-circle {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: var(--dark-3);
  border: 2px solid rgba(204,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: 0 0 40px rgba(204,0,0,0.3), inset 0 0 20px rgba(0,0,0,0.5);
}

.symbol-x {
  width: 52px;
  height: 52px;
  filter: drop-shadow(0 0 8px rgba(204,0,0,0.6));
}

.symbol-scan {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: linear-gradient(180deg, transparent 50%, rgba(204,0,0,0.06) 100%);
  animation: scan 2s linear infinite;
}
@keyframes scan {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* Eyebrow */
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 24px;
  animation: heroFadeIn 1s 0.25s ease both;
}
.eyebrow-line {
  display: block;
  width: 40px;
  height: 1px;
  background: var(--red);
  flex-shrink: 0;
}

/* Hero title */
.hero-title {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(3.5rem, 10vw, 8rem);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.title-line {
  display: block;
  animation: heroFadeIn 1s ease both;
}
.line-1 { animation-delay: 0.35s; }
.line-2 { animation-delay: 0.45s; }
.line-3 { animation-delay: 0.55s; font-size: 0.65em; color: var(--grey-lt); letter-spacing: 0.12em; margin-top: 4px; }
.line-4 { animation-delay: 0.65s; }

.title-accent {
  color: var(--red);
  position: relative;
}
.title-accent::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 0; right: 0;
  height: 3px;
  background: var(--red);
  opacity: 0.4;
}

/* Hero subtitle */
.hero-subtitle {
  font-size: clamp(0.95rem, 2vw, 1.2rem);
  font-weight: 300;
  letter-spacing: 0.1em;
  color: var(--grey-lt);
  margin-bottom: 40px;
  animation: heroFadeIn 1s 0.7s ease both;
  text-transform: uppercase;
}

/* Hero actions */
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 56px;
  animation: heroFadeIn 1s 0.85s ease both;
}

/* Hero stats */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  animation: heroFadeIn 1s 1s ease both;
}
.stat {
  padding: 20px 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.stat-number {
  font-family: 'Oswald', sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--red);
  line-height: 1;
}
.stat-label {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--grey);
}
.stat-divider {
  width: 1px;
  height: 48px;
  background: var(--border);
  flex-shrink: 0;
}

/* ─── SERVICES ──────────────────────────────── */
.services {
  padding: 100px 0;
  background: var(--dark);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.service-card {
  background: var(--dark-2);
  padding: 40px 32px;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), background var(--transition);
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease, background var(--transition);
}
.service-card.visible {
  opacity: 1;
  transform: translateY(0);
}
.service-card:nth-child(2) { transition-delay: 0.15s; }
.service-card:nth-child(3) { transition-delay: 0.3s; }
.service-card:nth-child(4) { transition-delay: 0.45s; }
.service-card:nth-child(5) { transition-delay: 0.6s; }
.service-card:nth-child(6) { transition-delay: 0.75s; }

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.service-card:hover { background: var(--dark-3); }
.service-card:hover::before { transform: scaleX(1); }

.service-card.featured {
  background: var(--dark-3);
  border: 1px solid rgba(204,0,0,0.2);
}
.service-card.featured::before { transform: scaleX(1); }

.service-badge {
  position: absolute;
  top: 20px; right: 20px;
  background: var(--red);
  color: var(--white);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 2px;
}

.service-icon {
  width: 52px;
  height: 52px;
  color: var(--red);
  margin-bottom: 20px;
}
.service-icon svg { width: 100%; height: 100%; }

.service-number {
  font-family: 'Oswald', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: rgba(204,0,0,0.4);
  margin-bottom: 8px;
}

.service-title {
  font-family: 'Oswald', sans-serif;
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 12px;
  color: var(--white);
}

.service-desc {
  font-size: 0.88rem;
  color: var(--grey-lt);
  line-height: 1.65;
  margin-bottom: 20px;
}

.service-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--red);
  border: 1px solid rgba(204,0,0,0.3);
  padding: 4px 10px;
  border-radius: 2px;
}

.service-bar {
  position: absolute;
  bottom: 0; left: 0;
  width: 40%;
  height: 2px;
  background: linear-gradient(90deg, var(--red), transparent);
}

/* ─── ABOUT ─────────────────────────────────── */
.about {
  padding: 100px 0;
  background: var(--black);
}
.about-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: center;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.about-inner.visible { opacity: 1; transform: translateY(0); }

/* About graphic */
.about-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-graphic {
  width: 320px;
  height: 320px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ag-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(204,0,0,0.2);
}
.ag-ring-1 { width: 320px; height: 320px; animation: ringPulse 4s ease-in-out infinite; }
.ag-ring-2 { width: 240px; height: 240px; border-color: rgba(204,0,0,0.3); animation: ringPulse 4s 0.5s ease-in-out infinite; }
.ag-ring-3 { width: 160px; height: 160px; border-color: rgba(204,0,0,0.4); animation: ringPulse 4s 1s ease-in-out infinite; }
.ag-center {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: var(--dark-3);
  border: 2px solid rgba(204,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 2;
  box-shadow: 0 0 60px rgba(204,0,0,0.2);
}
.about-badge {
  position: absolute;
  bottom: 20px; right: 0;
  background: var(--red);
  color: var(--white);
  padding: 16px 24px;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: 0 8px 32px rgba(204,0,0,0.4);
}
.ab-number {
  display: block;
  font-family: 'Oswald', sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1;
}
.ab-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.85;
}

/* About text */
.about-text { display: flex; flex-direction: column; gap: 16px; }
.about-text p { color: var(--grey-lt); font-size: 0.95rem; line-height: 1.75; }
.about-text p strong { color: var(--white); font-weight: 700; }

.about-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 4px 0;
}
.about-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--grey-lt);
}
.al-icon {
  color: var(--red);
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 1px;
}

/* ─── CTA BAND ──────────────────────────────── */
.cta-band {
  padding: 60px 0;
  background: var(--red);
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
}
.cta-band-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-band-text h2 {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 6px;
}
.cta-band-text h2 .accent { color: rgba(255,255,255,0.75); }
.cta-band-text p { color: rgba(255,255,255,0.8); font-size: 0.95rem; }
.cta-band-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}
.cta-band-actions .btn--primary {
  background: var(--white);
  color: var(--red);
  border-color: var(--white);
}
.cta-band-actions .btn--primary:hover {
  background: var(--black);
  color: var(--white);
  border-color: var(--black);
}

/* ─── CONTACT ───────────────────────────────── */
.contact {
  padding: 100px 0;
  background: var(--dark);
}
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 64px;
  align-items: start;
}

.contact-info { display: flex; flex-direction: column; gap: 28px; }
.ci-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  opacity: 0;
  transform: translateX(-16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.ci-item:nth-child(2) { transition-delay: 0.1s; }
.ci-item:nth-child(3) { transition-delay: 0.2s; }
.ci-item:nth-child(4) { transition-delay: 0.3s; }
.ci-item.visible { opacity: 1; transform: translateX(0); }

.ci-icon {
  width: 44px;
  height: 44px;
  background: rgba(204,0,0,0.1);
  border: 1px solid rgba(204,0,0,0.25);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
  flex-shrink: 0;
}
.ci-item strong {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 4px;
}
.ci-item p { font-size: 0.9rem; color: var(--grey-lt); line-height: 1.5; }

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: var(--dark-2);
  padding: 40px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-group label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--grey-lt);
}
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--dark-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 0.9rem;
  color: var(--white);
  outline: none;
  transition: border-color var(--transition);
  -webkit-appearance: none;
}
.form-group select { cursor: pointer; }
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--grey); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(204,0,0,0.1);
}

/* ─── FOOTER ────────────────────────────────── */
.footer { background: var(--black); }

.footer-top {
  padding: 72px 0 56px;
  border-bottom: 1px solid var(--border);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
  gap: 48px;
}
.footer-brand .logo { margin-bottom: 16px; }
.footer-tagline {
  font-size: 0.88rem;
  color: var(--grey);
  line-height: 1.65;
  font-style: italic;
}
.footer-col h4 {
  font-family: 'Oswald', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 20px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col li a {
  font-size: 0.88rem;
  color: var(--grey);
  transition: color var(--transition);
}
.footer-col li a:hover { color: var(--red); }
.footer-phone {
  display: block;
  font-family: 'Oswald', sans-serif;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--red);
  margin-bottom: 12px;
  transition: color var(--transition);
}
.footer-phone:hover { color: var(--red-glow); }
.footer-cert {
  font-size: 0.78rem;
  color: var(--grey);
  line-height: 1.6;
}

.footer-bottom {
  padding: 20px 0;
}
.footer-bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { font-size: 0.82rem; color: var(--grey); }
.footer-links {
  display: flex;
  gap: 24px;
}
.footer-links a {
  font-size: 0.82rem;
  color: var(--grey);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--white); }

/* ─── FORM VALIDATION & NOTIFICATIONS ──────── */
.required { color: var(--red); }

.field-error {
  display: none;
  font-size: 0.75rem;
  color: #ff4444;
  margin-top: 4px;
  font-weight: 500;
}

.form-group input.input-error,
.form-group select.input-error,
.form-group textarea.input-error {
  border-color: #ff4444;
  box-shadow: 0 0 0 3px rgba(255,68,68,0.12);
}

.form-notif {
  display: none;
  border-radius: var(--radius);
  padding: 14px 18px;
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.5;
}
.form-notif--success {
  display: block;
  background: rgba(0,200,80,0.1);
  border: 1px solid rgba(0,200,80,0.35);
  color: #00c850;
}
.form-notif--error {
  display: block;
  background: rgba(255,68,68,0.1);
  border: 1px solid rgba(255,68,68,0.35);
  color: #ff4444;
}
.form-notif--warn {
  display: block;
  background: rgba(255,170,0,0.1);
  border: 1px solid rgba(255,170,0,0.35);
  color: #ffaa00;
}

/* Spinner */
.btn-spinner {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
@keyframes spinAnim {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
.spin { animation: spinAnim 0.9s linear infinite; }

@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .about-inner { gap: 48px; }
}

@media (max-width: 768px) {
  /* Nav mobile */
  .hamburger { display: flex; }
  .nav {
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: rgba(10,10,10,0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 24px;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.4s ease, opacity 0.4s ease;
  }
  .nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }
  .nav-link { padding: 14px 12px; font-size: 1rem; }
  .nav-cta { margin-left: 0; text-align: center; padding: 14px; }

  /* Hero */
  .hero-title { font-size: clamp(3rem, 14vw, 5.5rem); }
  .hero-stats { flex-direction: column; width: 100%; }
  .stat-divider { width: 80%; height: 1px; }
  .stat { padding: 16px 24px; width: 100%; }

  /* Services */
  .services-grid { grid-template-columns: 1fr; gap: 2px; }

  /* About */
  .about-inner { grid-template-columns: 1fr; gap: 48px; }
  .about-visual { display: none; }

  /* Contact */
  .contact-inner { grid-template-columns: 1fr; gap: 40px; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 24px; }

  /* CTA Band */
  .cta-band-inner { flex-direction: column; text-align: center; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom .container { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .btn { justify-content: center; }
  .btn { padding: 13px 24px; font-size: 0.82rem; }
  .cta-band-actions { flex-direction: column; width: 100%; }
  .cta-band-actions .btn { justify-content: center; }
}