/* ══════════════════════════════════════════════════════════
   DSAnalytics – Feuille de styles principale
   Structure : Variables → Base → Nav → Hero → Services
               → À propos → Processus → Contact → Footer
               → Animations → Responsive
══════════════════════════════════════════════════════════ */

/* ── Variables ──────────────────────────────────────────── */
:root {
  --lime:        #8DC63F;
  --lime-dark:   #6fa030;
  --lime-pale:   #eef7dc;
  --coral:       #E85D4A;
  --coral-dark:  #c94535;
  --dark:        #0d0d0d;
  --dark2:       #161616;
  --dark3:       #1f1f1f;
  --grey-100:    #f4f4f5;
  --grey-200:    #e4e4e7;
  --grey-400:    #a1a1aa;
  --grey-600:    #52525b;
  --grey-800:    #27272a;
  --white:       #ffffff;
  --radius:      14px;
  --radius-lg:   24px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  color: var(--grey-800);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ══════════════════════════════════════════════════════════
   NAV
══════════════════════════════════════════════════════════ */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--grey-200);
  height: 70px;
  box-shadow: 0 2px 16px rgba(0,0,0,.06);
}
.nav-inner {
  max-width: 1200px; margin: 0 auto;
  padding: 0 32px; height: 100%;
  display: flex; align-items: center; justify-content: space-between;
}

/* Logo image */
.nav-logo { display: flex; align-items: center; text-decoration: none; height: 44px; }
.nav-logo img { height: 100%; width: auto; object-fit: contain; }

.nav-links { display: flex; align-items: center; gap: 4px; list-style: none; }
.nav-links a {
  padding: 8px 16px; border-radius: 8px;
  text-decoration: none; font-size: .88rem; font-weight: 500;
  color: var(--grey-600); transition: all .2s;
}
.nav-links a:hover { color: #111; background: var(--grey-100); }

.nav-cta-btn {
  margin-left: 8px;
  background: var(--lime) !important;
  color: #fff !important;
  font-weight: 600 !important;
  border-radius: 8px;
}
.nav-cta-btn:hover { background: var(--lime-dark) !important; }

/* Hamburger */
.hamburger {
  display: none; flex-direction: column; justify-content: center;
  gap: 5px; width: 36px; height: 36px;
  cursor: pointer; background: none; border: none; padding: 4px;
}
.hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--grey-800); border-radius: 2px;
  transition: transform .3s, opacity .3s;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed; top: 70px; left: 0; right: 0; z-index: 999;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--grey-200);
  padding: 16px 24px 24px;
  flex-direction: column; gap: 4px;
  box-shadow: 0 8px 24px rgba(0,0,0,.08);
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: 13px 16px; border-radius: 10px;
  text-decoration: none; font-size: 1rem; font-weight: 500;
  color: #374151; transition: all .2s; display: block;
}
.mobile-menu a:hover { background: var(--grey-100); color: #111; }
.mobile-menu .mob-cta {
  margin-top: 8px;
  background: var(--lime); color: #fff !important;
  text-align: center; font-weight: 600;
}

/* ══════════════════════════════════════════════════════════
   HERO
══════════════════════════════════════════════════════════ */
.hero {
  background: var(--dark);
  min-height: 100vh;
  display: flex; align-items: center;
  padding: 120px 32px 80px;
  position: relative; overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(141,198,63,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(141,198,63,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-glow {
  position: absolute; width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(141,198,63,0.15) 0%, transparent 70%);
  top: -100px; right: -100px; pointer-events: none;
}
.hero-glow2 {
  position: absolute; width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(232,93,74,0.1) 0%, transparent 70%);
  bottom: 0; left: 0; pointer-events: none;
}

.hero-inner {
  max-width: 1200px; margin: 0 auto; width: 100%;
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
  position: relative; z-index: 1;
}

.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid rgba(141,198,63,0.3);
  background: rgba(141,198,63,0.08);
  color: var(--lime); font-size: .8rem; font-weight: 600;
  letter-spacing: .8px; text-transform: uppercase;
  padding: 6px 14px; border-radius: 999px; margin-bottom: 24px;
}
.hero-eyebrow::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--lime); flex-shrink: 0;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .5; transform: scale(0.8); }
}

.hero h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  font-weight: 900; line-height: 1.08; letter-spacing: -1.5px;
  color: var(--white); margin-bottom: 24px;
}
.hero h1 .accent-lime  { color: var(--lime); }
.hero h1 .accent-coral { color: var(--coral); }

.hero-desc {
  font-size: 1.05rem; color: rgba(255,255,255,0.55);
  max-width: 480px; margin-bottom: 40px; line-height: 1.75;
}

.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 26px; border-radius: 10px; font-size: .95rem;
  font-weight: 600; text-decoration: none; cursor: pointer;
  border: none; font-family: inherit; transition: all .22s; letter-spacing: -.1px;
}
.btn-lime  { background: var(--lime); color: #fff; }
.btn-lime:hover  { background: var(--lime-dark); transform: translateY(-2px); box-shadow: 0 8px 28px rgba(141,198,63,0.35); }
.btn-ghost { background: transparent; color: rgba(255,255,255,0.75); border: 1.5px solid rgba(255,255,255,0.15); }
.btn-ghost:hover { border-color: rgba(255,255,255,0.4); color: #fff; transform: translateY(-2px); }
.btn-coral { background: var(--coral); color: #fff; }
.btn-coral:hover { background: var(--coral-dark); transform: translateY(-2px); box-shadow: 0 8px 28px rgba(232,93,74,0.35); }

/* Hero panel (droite) */
.hero-panel {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg); padding: 32px; position: relative;
}
.hero-panel::before {
  content: '';
  position: absolute; inset: -1px; border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(141,198,63,0.3), transparent 50%, rgba(232,93,74,0.1));
  z-index: -1;
}
.panel-title {
  font-size: .78rem; font-weight: 700; letter-spacing: 1px;
  text-transform: uppercase; color: rgba(255,255,255,0.3); margin-bottom: 20px;
}
.panel-services { display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; }
.panel-service {
  display: flex; align-items: center; gap: 14px;
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px; padding: 14px 16px; transition: all .2s; cursor: default;
}
.panel-service:hover { background: rgba(141,198,63,0.07); border-color: rgba(141,198,63,0.2); }
.ps-icon {
  width: 38px; height: 38px; border-radius: 10px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
}
.ps-icon.lime  { background: rgba(141,198,63,0.15); color: var(--lime); }
.ps-icon.coral { background: rgba(232,93,74,0.15);  color: var(--coral); }
.ps-icon.blue  { background: rgba(96,165,250,0.12); color: #60a5fa; }
.ps-label { font-size: .88rem; font-weight: 600; color: rgba(255,255,255,0.8); }
.ps-sub   { font-size: .76rem; color: rgba(255,255,255,0.35); margin-top: 1px; }

.panel-stats { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
.pstat {
  background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.06);
  border-radius: 10px; padding: 14px; text-align: center;
}
.pstat .n { font-size: 1.4rem; font-weight: 800; color: var(--lime); line-height: 1; }
.pstat .l { font-size: .7rem; color: rgba(255,255,255,0.35); margin-top: 5px; line-height: 1.3; }

/* ══════════════════════════════════════════════════════════
   SERVICES
══════════════════════════════════════════════════════════ */
#services { background: var(--grey-100); padding: 100px 32px; }

.section-tag {
  display: inline-block;
  background: var(--lime-pale); color: var(--lime-dark);
  font-size: .75rem; font-weight: 700; letter-spacing: 1px;
  text-transform: uppercase; padding: 5px 14px; border-radius: 999px;
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 900; letter-spacing: -1px; color: var(--grey-800);
  margin-bottom: 14px; line-height: 1.15;
}
.section-sub { color: var(--grey-600); max-width: 540px; font-size: 1rem; margin-bottom: 56px; }

.services-header { max-width: 1200px; margin: 0 auto; }

.services-grid {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.scard {
  background: var(--white); border-radius: var(--radius-lg);
  border: 1px solid var(--grey-200);
  padding: 36px 32px; position: relative; overflow: hidden;
  transition: all .3s; cursor: default;
}
.scard::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 3px;
  background: var(--lime); transform: scaleX(0); transition: transform .3s;
  transform-origin: left;
}
.scard:hover { box-shadow: 0 12px 48px rgba(0,0,0,.1); transform: translateY(-5px); border-color: rgba(141,198,63,0.2); }
.scard:hover::after { transform: scaleX(1); }

.scard-icon {
  width: 54px; height: 54px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center; margin-bottom: 20px;
}
.scard-icon.lime  { background: var(--lime-pale); color: var(--lime-dark); }
.scard-icon.coral { background: #fdecea; color: var(--coral); }
.scard-icon.blue  { background: #eff6ff; color: #3b82f6; }
.scard h3 { font-size: 1.1rem; font-weight: 800; color: var(--grey-800); margin-bottom: 10px; letter-spacing: -.3px; }
.scard p  { font-size: .9rem; color: var(--grey-600); line-height: 1.7; margin-bottom: 24px; }
.scard-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.scard-list li { font-size: .85rem; color: var(--grey-600); display: flex; align-items: flex-start; gap: 10px; }
.scard-list li .check {
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--lime-pale); color: var(--lime-dark);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; font-size: .6rem; font-weight: 800; margin-top: 1px;
}

/* ══════════════════════════════════════════════════════════
   À PROPOS
══════════════════════════════════════════════════════════ */
#about {
  background: #f0f2f5; padding: 100px 32px;
  position: relative; overflow: hidden;
}
#about::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(141,198,63,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(141,198,63,0.07) 1px, transparent 1px);
  background-size: 60px 60px; pointer-events: none;
}
.about-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
  position: relative; z-index: 1;
}
.about-text .section-tag  { background: var(--lime-pale); color: var(--lime-dark); }
.about-text .section-title { color: var(--grey-800) !important; }
.about-text p { color: var(--grey-600); font-size: .97rem; line-height: 1.8; margin-bottom: 40px; }

.values { display: flex; flex-direction: column; gap: 16px; }
.vitem {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--white); border: 1px solid var(--grey-200);
  border-radius: 14px; padding: 20px;
  transition: all .2s; box-shadow: 0 2px 8px rgba(0,0,0,.04);
}
.vitem:hover { box-shadow: 0 6px 24px rgba(0,0,0,.08); border-color: rgba(141,198,63,0.3); transform: translateY(-2px); }
.vitem-num {
  width: 38px; height: 38px; border-radius: 10px; flex-shrink: 0;
  background: var(--lime); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: .8rem; font-weight: 800;
}
.vitem h4 { font-size: .95rem; font-weight: 700; color: var(--grey-800); margin-bottom: 5px; }
.vitem p  { font-size: .85rem; color: var(--grey-600); margin: 0; line-height: 1.6; }

/* Bloc photo */
.about-photo-wrap { position: relative; display: flex; justify-content: center; }
.about-photo-outer { position: relative; width: 340px; height: 420px; }
.about-photo-outer::before {
  content: '';
  position: absolute; inset: -12px 12px 12px -12px;
  border-radius: 28px; background: var(--lime-pale);
  border: 2px solid rgba(141,198,63,0.3); z-index: 0;
}
.about-photo-outer::after {
  content: '';
  position: absolute; bottom: -8px; right: -8px;
  width: 120px; height: 120px; border-radius: 20px;
  background: var(--lime); opacity: .15; z-index: 0;
}
.about-photo {
  position: relative; z-index: 1;
  width: 100%; height: 100%;
  object-fit: cover; object-position: center top;
  border-radius: 20px; box-shadow: 0 24px 60px rgba(0,0,0,.15);
}
.about-photo-placeholder {
  position: relative; z-index: 1;
  width: 100%; height: 100%; border-radius: 20px;
  background: var(--grey-200);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 12px;
  box-shadow: 0 24px 60px rgba(0,0,0,.1);
}
.about-photo-placeholder svg  { color: var(--grey-400); }
.about-photo-placeholder span { font-size: .82rem; color: var(--grey-400); text-align: center; padding: 0 24px; line-height: 1.5; }
.about-badge {
  position: absolute; bottom: -16px; right: -16px; z-index: 2;
  background: var(--lime); color: #fff;
  border-radius: 14px; padding: 14px 18px;
  box-shadow: 0 8px 24px rgba(141,198,63,0.4); text-align: center;
}
.about-badge .bn { font-size: 1.5rem; font-weight: 900; line-height: 1; }
.about-badge .bl { font-size: .72rem; font-weight: 600; opacity: .85; margin-top: 3px; }

/* ══════════════════════════════════════════════════════════
   PROCESSUS
══════════════════════════════════════════════════════════ */
#process { padding: 100px 32px; background: var(--white); }
.process-inner { max-width: 1200px; margin: 0 auto; }
.process-header { text-align: center; margin-bottom: 64px; }
.process-header .section-sub { margin: 14px auto 0; }

.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
.steps::before {
  content: '';
  position: absolute; top: 30px; left: calc(12.5%); right: calc(12.5%);
  height: 2px; background: var(--grey-200); z-index: 0;
}
.step { text-align: center; padding: 0 16px; position: relative; z-index: 1; }
.step-dot {
  width: 60px; height: 60px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; font-weight: 800;
  margin: 0 auto 20px;
  border: 2px solid var(--grey-200);
  background: var(--white); color: var(--grey-400);
  position: relative; z-index: 2; transition: all .3s;
}
.step.active .step-dot {
  background: var(--lime); border-color: var(--lime); color: var(--white);
  box-shadow: 0 0 0 6px var(--lime-pale);
}
.step h4 { font-size: .95rem; font-weight: 700; color: var(--grey-800); margin-bottom: 8px; }
.step p  { font-size: .84rem; color: var(--grey-600); line-height: 1.6; }

/* ══════════════════════════════════════════════════════════
   CONTACT
══════════════════════════════════════════════════════════ */
#contact {
  background: #f8f9fb; padding: 100px 32px;
  position: relative; overflow: hidden;
}
#contact::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(141,198,63,0.07) 0%, transparent 60%);
  pointer-events: none;
}
.contact-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start;
  position: relative; z-index: 1;
}
.contact-left .section-tag   { background: var(--lime-pale); color: var(--lime-dark); }
.contact-left .section-title { color: var(--grey-800) !important; margin-bottom: 16px; }
.contact-left p { color: var(--grey-600); font-size: .97rem; line-height: 1.75; margin-bottom: 36px; }
.contact-info   { display: flex; flex-direction: column; gap: 12px; }
.cinfo          { display: flex; align-items: center; gap: 12px; color: var(--grey-600); font-size: .9rem; }
.cinfo-icon {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--lime-pale); color: var(--lime-dark);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}

.contact-form {
  background: var(--white); border: 1px solid var(--grey-200);
  border-radius: var(--radius-lg); padding: 40px;
  box-shadow: 0 8px 40px rgba(0,0,0,.07);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.fg { margin-bottom: 18px; }
.fg label {
  display: block; font-size: .82rem; font-weight: 600;
  color: #374151; margin-bottom: 8px; letter-spacing: .2px;
}
.fg input, .fg select, .fg textarea {
  width: 100%; padding: 13px 16px;
  border-radius: 10px; border: 1.5px solid var(--grey-200);
  background: var(--grey-100); color: var(--grey-800);
  font-family: inherit; font-size: .93rem; transition: all .2s; outline: none;
}
.fg input::placeholder, .fg textarea::placeholder { color: var(--grey-400); }
.fg select option { background: #fff; color: var(--grey-800); }
.fg input:focus, .fg select:focus, .fg textarea:focus {
  border-color: var(--lime); background: var(--white);
  box-shadow: 0 0 0 3px rgba(141,198,63,0.12);
}
.fg textarea { resize: vertical; min-height: 110px; }

.btn-full { width: 100%; justify-content: center; font-size: 1rem; padding: 15px; }

.form-note    { text-align: center; font-size: .78rem; color: var(--grey-400); margin-top: 14px; }
.success-msg  {
  display: none; text-align: center; padding: 24px;
  background: var(--lime-pale); border: 1px solid rgba(141,198,63,0.3);
  border-radius: 12px; color: var(--lime-dark); font-weight: 600; font-size: .95rem;
}
.error-msg {
  display: none; text-align: center; padding: 16px;
  background: #fdecea; border: 1px solid rgba(232,93,74,0.3);
  border-radius: 10px; color: var(--coral-dark); font-size: .88rem; margin-top: 12px;
}


/* Captcha mathématique */
.captcha-wrapper { margin-bottom: 18px; }
.captcha-box {
  display: flex; align-items: center; gap: 12px;
  background: var(--grey-50); border: 1px solid var(--grey-200);
  border-radius: 10px; padding: 12px 16px;
}
.captcha-box label {
  font-size: .9rem; font-weight: 500; color: var(--grey-700);
  white-space: nowrap; flex: 1; margin: 0;
}
.captcha-box input {
  width: 90px; text-align: center; font-size: 1rem;
  padding: 8px; border-radius: 8px; flex-shrink: 0;
}

/* Spinner bouton envoi */
.btn-loading { opacity: .7; pointer-events: none; }
.btn-loading::after {
  content: '';
  display: inline-block; width: 14px; height: 14px;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: #fff; border-radius: 50%;
  animation: spin .6s linear infinite; margin-left: 8px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ══════════════════════════════════════════════════════════
   FOOTER
══════════════════════════════════════════════════════════ */
footer {
  background: #080808; padding: 52px 32px 28px;
  border-top: 1px solid rgba(255,255,255,0.05);
}
.footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; justify-content: space-between; gap: 48px; flex-wrap: wrap;
  padding-bottom: 36px; margin-bottom: 28px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
/* Logo footer en blanc */
.footer-logo { height: 36px; width: auto; filter: brightness(0) invert(1); }

.footer-brand p  { font-size: .85rem; color: rgba(255,255,255,0.35); margin-top: 14px; max-width: 220px; line-height: 1.7; }
.footer-col h4   { font-size: .82rem; font-weight: 700; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 14px; }
.footer-col ul   { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.footer-col a    { font-size: .87rem; color: rgba(255,255,255,0.4); text-decoration: none; transition: color .2s; }
.footer-col a:hover { color: var(--lime); }
.footer-bottom {
  max-width: 1200px; margin: 0 auto;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
  font-size: .8rem; color: rgba(255,255,255,0.25);
}
.footer-bottom a       { color: rgba(255,255,255,0.25); text-decoration: none; }
.footer-bottom a:hover { color: rgba(255,255,255,0.5); }

/* ══════════════════════════════════════════════════════════
   ANIMATIONS AU SCROLL
══════════════════════════════════════════════════════════ */
.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible    { opacity: 1; transform: translateY(0); }
.reveal-delay-1    { transition-delay: .1s; }
.reveal-delay-2    { transition-delay: .2s; }
.reveal-delay-3    { transition-delay: .3s; }

/* ══════════════════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  .hero-inner          { grid-template-columns: 1fr; gap: 48px; }
  .hero-panel          { display: none; }
  .about-inner         { grid-template-columns: 1fr; gap: 48px; }
  .about-photo-wrap    { order: -1; }
  .about-photo-outer   { width: 280px; height: 340px; }
  .contact-inner       { grid-template-columns: 1fr; gap: 48px; }
  .steps               { grid-template-columns: 1fr 1fr; gap: 40px; }
  .steps::before       { display: none; }
}
@media (max-width: 640px) {
  .nav-links           { display: none; }
  .hamburger           { display: flex; }
  .services-grid       { grid-template-columns: 1fr; }
  .form-row            { grid-template-columns: 1fr; }
  .steps               { grid-template-columns: 1fr; }
  .contact-form        { padding: 24px 20px; }
  .hero                { padding: 100px 20px 60px; }
  #services, #about, #process, #contact { padding: 72px 20px; }
}