/* ===========================================================================
   GinSSI ENERGY — Global stylesheet
   Construit sur les tokens du Design System GinSSI (tokens.css).
   =========================================================================== */

/* ---------- Reset & base ------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--text-body);
  line-height: var(--leading-normal);
  font-weight: var(--weight-regular);
  color: var(--text-primary);
  background: var(--surface-page);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 var(--space-4);
  font-family: var(--font-display);
  font-weight: var(--heading-weight);
  line-height: var(--leading-tight);
  color: var(--heading-color);
  text-wrap: balance;
}
h1 { font-size: var(--text-h1); letter-spacing: var(--tracking-tight); }
h2 { font-size: var(--text-h2); }
h3 { font-size: var(--text-h3); }

p { margin: 0 0 var(--space-4); text-wrap: pretty; color: var(--text-primary); }
p:last-child { margin-bottom: 0; }
p.lead { font-size: var(--text-lead); color: var(--text-secondary); }

a { color: var(--text-link); text-decoration: none; transition: color var(--duration-fast) var(--ease-standard); }
a:hover { color: var(--action-secondary-hover); }

ul, ol { padding-left: 1.25em; margin: 0 0 var(--space-4); }
li { margin-bottom: var(--space-2); }

small { font-size: var(--text-small); color: var(--text-secondary); }
strong, b { font-weight: var(--weight-semibold); }

hr { border: 0; height: var(--border-rule-width); background: var(--gradient-rule); margin: var(--space-6) 0; }

::selection { background: color-mix(in srgb, var(--accent-energy) 28%, transparent); }
:focus-visible { outline: 3px solid var(--accent-energy); outline-offset: 2px; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--navy-marine); color: var(--white);
  padding: var(--space-3) var(--space-5); border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

/* ---------- Layout utilities --------------------------------------------- */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--gutter); }
.container-narrow { max-width: var(--container-narrow); margin: 0 auto; padding: 0 var(--gutter); }

.section { padding: var(--section-y) 0; }
.section-tight { padding: var(--space-7) 0; }
.section-wash { background: var(--surface-wash); }
.section-dark { background: var(--gradient-header); color: var(--text-on-dark); }
.section-dark h1, .section-dark h2, .section-dark h3 { color: var(--white); }
.section-dark p { color: var(--text-on-dark-soft); }
.section-energy { background: var(--gradient-energy); color: var(--text-on-dark); }
.section-energy h1, .section-energy h2, .section-energy h3 { color: var(--white); }
.section-energy p { color: var(--text-on-dark-soft); }

.grid { display: grid; gap: var(--space-6); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-5 { gap: var(--space-5); }
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ---------- Brand primitives ---------------------------------------------- */
.gs-eyebrow {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-caption); font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-wide); text-transform: uppercase;
  color: var(--eyebrow-color);
}
.gs-eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--accent-energy); }
.section-dark .gs-eyebrow, .section-energy .gs-eyebrow { color: var(--accent-solar); }
.section-dark .gs-eyebrow::before, .section-energy .gs-eyebrow::before { background: var(--accent-solar); }

.gs-accent-bar { height: var(--accent-bar-width); width: 100%; background: var(--gradient-brand); border: 0; }
.gs-rule { height: var(--border-rule-width); width: 56px; background: var(--accent-energy); border: 0; border-radius: var(--radius-pill); margin: var(--space-4) 0; }
.gs-rule.center { margin-left: auto; margin-right: auto; }

.gs-callout {
  border-left: var(--accent-bar-width) solid var(--turquoise);
  background: var(--tint-turquoise);
  border-radius: var(--radius-sm);
  padding: var(--space-5);
}
.gs-callout--energy { border-left-color: var(--accent-energy); background: var(--tint-energy); }
.gs-callout--tip { border-left-color: var(--accent-solar); background: var(--tint-gold); }
.gs-callout--quote { border-left-color: var(--navy-deep); background: var(--gray-100); font-style: italic; }

.placeholder-flag {
  display: inline-block; font-size: var(--text-caption); font-weight: var(--weight-bold);
  color: var(--feedback-error); background: var(--tint-error);
  border: 1px dashed var(--feedback-error); border-radius: var(--radius-xs);
  padding: 0.1em 0.5em; white-space: nowrap;
}

/* ---------- Buttons --------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  font-family: var(--font-sans); font-weight: var(--weight-semibold); font-size: var(--text-body);
  padding: 0.85em 1.6em; border-radius: var(--radius-md); border: 1px solid transparent;
  cursor: pointer; text-align: center; line-height: 1.2;
  transition: background var(--duration-base) var(--ease-standard), color var(--duration-base) var(--ease-standard),
    border-color var(--duration-base) var(--ease-standard), transform var(--duration-fast) var(--ease-standard), box-shadow var(--duration-base) var(--ease-standard);
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--action-primary-bg); color: var(--action-primary-fg); }
.btn-primary:hover { background: var(--action-primary-hover); color: var(--action-primary-fg); }
.btn-secondary { background: var(--action-secondary-bg); color: var(--action-secondary-fg); }
.btn-secondary:hover { background: var(--action-secondary-hover); color: var(--white); }
.btn-ghost { background: transparent; color: var(--action-ghost-fg); border-color: var(--border-default); }
.btn-ghost:hover { background: var(--surface-muted); color: var(--navy-marine); }
.section-dark .btn-ghost, .section-energy .btn-ghost { color: var(--white); border-color: rgba(255,255,255,0.4); }
.section-dark .btn-ghost:hover, .section-energy .btn-ghost:hover { background: rgba(255,255,255,0.12); }
.btn-whatsapp { background: #25D366; color: var(--white); }
.btn-whatsapp:hover { background: #1EBE57; color: var(--white); }
.btn-block { width: 100%; }
.btn-lg { padding: 1em 2em; font-size: var(--text-lead); }
.btn svg { width: 1.15em; height: 1.15em; flex-shrink: 0; }

/* ---------- Badges ---------------------------------------------------------- */
.badge {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-small); font-weight: var(--weight-semibold);
  padding: 0.35em 0.9em; border-radius: var(--radius-pill);
  background: var(--tint-energy); color: var(--accent-energy-deep);
  border: 1px solid color-mix(in srgb, var(--accent-energy) 30%, transparent);
}
.badge--gold { background: var(--tint-gold); color: #8A6413; border-color: color-mix(in srgb, var(--gold) 40%, transparent); }
.badge--navy { background: var(--tint-navy); color: var(--navy-deep); border-color: color-mix(in srgb, var(--navy-deep) 25%, transparent); }
.badge--active { background: var(--tint-energy); color: var(--accent-energy-deep); }
.badge--soon { background: var(--tint-gold); color: #8A6413; }
.badge--wip { background: var(--gray-100); color: var(--gray-600); }
.badge-dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }

/* ---------- Cards ------------------------------------------------------------ */
.card {
  background: var(--surface-card); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-sm);
  padding: var(--space-6); transition: transform var(--duration-base) var(--ease-out), box-shadow var(--duration-base) var(--ease-out), border-color var(--duration-base) var(--ease-out);
}
.card--top-bar { border-top: 4px solid var(--accent-energy); }
a.card, .card--clickable { text-decoration: none; color: inherit; display: block; }
a.card:hover, .card--clickable:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--accent-energy); }
.card-icon {
  width: 52px; height: 52px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  background: var(--tint-energy); color: var(--accent-energy-deep); margin-bottom: var(--space-4);
}
.card-icon svg { width: 26px; height: 26px; }
.card h3 { margin-bottom: var(--space-2); }
.card p { color: var(--text-secondary); margin-bottom: 0; }

/* ---------- Stats / proof strip ---------------------------------------------- */
.stat { text-align: center; }
.stat-value { display: block; font-family: var(--font-display); font-weight: var(--weight-extrabold); font-size: 2rem; color: var(--white); }
.stat-label { display: block; font-size: var(--text-small); color: var(--text-on-dark-soft); margin-top: var(--space-1); }
.proof-strip {
  display: flex; flex-wrap: wrap; gap: var(--space-4); justify-content: center; align-items: center;
}
.proof-item {
  display: flex; align-items: center; gap: var(--space-2);
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.18);
  padding: var(--space-3) var(--space-5); border-radius: var(--radius-pill);
  font-size: var(--text-small); font-weight: var(--weight-medium); color: var(--white);
}
.proof-item svg { width: 18px; height: 18px; color: var(--accent-solar); flex-shrink: 0; }

/* ---------- Header / nav ------------------------------------------------------ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.92); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-subtle);
  height: var(--header-height);
}
.site-header .container { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: var(--space-5); }

.brand { display: flex; align-items: center; gap: var(--space-3); text-decoration: none; }
.brand-mark {
  width: 42px; height: 42px; border-radius: var(--radius-sm); flex-shrink: 0;
  background: var(--gradient-energy); position: relative; overflow: hidden;
}
.brand-mark::before, .brand-mark::after {
  content: ""; position: absolute; border-radius: 50%; border: 2px solid rgba(255,255,255,0.55);
}
.brand-mark::before { width: 26px; height: 26px; top: 8px; left: 8px; }
.brand-mark::after { width: 12px; height: 12px; background: var(--accent-solar); border: none; bottom: 7px; right: 7px; }
.brand-word { display: flex; flex-direction: column; line-height: 1.1; }
.brand-word .g1 { font-family: var(--font-display); font-weight: var(--weight-extrabold); font-size: 1.15rem; color: var(--navy-marine); letter-spacing: -0.01em; }
.brand-word .g2 { font-family: var(--font-display); font-weight: var(--weight-bold); font-size: 0.72rem; letter-spacing: var(--tracking-wide); text-transform: uppercase; color: var(--accent-energy-deep); }

.nav-primary { display: flex; align-items: center; gap: var(--space-6); }
.nav-links { display: flex; align-items: center; gap: var(--space-5); list-style: none; margin: 0; padding: 0; }
.nav-links a {
  color: var(--navy-marine); font-weight: var(--weight-medium); font-size: var(--text-small);
  position: relative; padding: var(--space-2) 0;
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -2px; height: 2px;
  background: var(--accent-energy); transition: right var(--duration-base) var(--ease-out);
}
.nav-links a:hover::after, .nav-links a[aria-current="page"]::after { right: 0; }
.nav-links a[aria-current="page"] { color: var(--accent-energy-deep); font-weight: var(--weight-semibold); }

.nav-cta { display: flex; align-items: center; gap: var(--space-3); }
.nav-toggle {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 42px; height: 42px; border-radius: var(--radius-sm); border: 1px solid var(--border-default);
  background: var(--white); cursor: pointer;
}
.nav-toggle span { display: block; width: 20px; height: 2px; background: var(--navy-marine); margin: 0 auto; transition: transform var(--duration-base) var(--ease-standard), opacity var(--duration-base) var(--ease-standard); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 900px) {
  .nav-toggle { display: flex; }
  .nav-primary {
    position: fixed; inset: var(--header-height) 0 0 0; background: var(--white);
    flex-direction: column; align-items: stretch; padding: var(--space-6) var(--gutter);
    transform: translateX(100%); transition: transform var(--duration-slow) var(--ease-out);
    overflow-y: auto;
  }
  .nav-primary.is-open { transform: translateX(0); }
  .nav-links { flex-direction: column; align-items: flex-start; gap: var(--space-2); width: 100%; }
  .nav-links a { display: block; width: 100%; padding: var(--space-3) 0; font-size: var(--text-lead); }
  .nav-cta { flex-direction: column; align-items: stretch; margin-top: var(--space-5); }
  .nav-cta .btn { width: 100%; }
}

.breadcrumb { font-size: var(--text-small); color: var(--text-on-dark-soft); margin-bottom: var(--space-4); }
.breadcrumb a { color: var(--text-on-dark-soft); text-decoration: underline; }
.breadcrumb a:hover { color: var(--white); }

/* ---------- Page hero (inner pages) -------------------------------------------- */
.page-hero { padding: var(--space-8) 0 var(--space-7); }
.page-hero h1 { max-width: 820px; }
.page-hero p.lead { max-width: 680px; color: var(--text-on-dark-soft); }

/* ---------- Hero (home) --------------------------------------------------------- */
.hero { position: relative; padding: var(--space-9) 0 var(--space-8); overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: 0; opacity: 0.10; pointer-events: none;
  background-image: repeating-radial-gradient(ellipse 130px 50px at 50% 50%, transparent 0 44px, rgba(255,255,255,0.5) 44px 46px, transparent 46px 92px);
  background-size: 170px 170px;
}
.hero .container { position: relative; z-index: 1; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--space-8); align-items: center; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }
.hero h1 { font-size: var(--text-display); max-width: 640px; }
.hero p.lead { max-width: 560px; }
.hero-actions { display: flex; gap: var(--space-4); flex-wrap: wrap; margin: var(--space-6) 0; }
.hero-slogan { font-weight: var(--weight-semibold); font-size: var(--text-lead); color: var(--accent-solar); margin-bottom: var(--space-5); }
.hero-visual {
  aspect-ratio: 4/3; border-radius: var(--radius-xl); background: linear-gradient(160deg, rgba(255,255,255,0.14), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.22); display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.hero-visual .ph-label {
  position: absolute; bottom: var(--space-4); left: var(--space-4); right: var(--space-4);
  font-size: var(--text-caption); color: var(--text-on-dark-soft); text-align: center;
}
.hero-visual svg { width: 40%; height: 40%; color: rgba(255,255,255,0.5); }

/* ---------- Photo placeholders --------------------------------------------------- */
.photo-placeholder {
  background: linear-gradient(150deg, var(--tint-energy), var(--tint-navy));
  border: 1px dashed var(--border-default); border-radius: var(--radius-lg);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--space-2);
  color: var(--text-secondary); text-align: center; padding: var(--space-6);
  min-height: 220px;
}
.photo-placeholder svg { width: 36px; height: 36px; color: var(--accent-energy-deep); }
.photo-placeholder span { font-size: var(--text-small); font-weight: var(--weight-medium); }

/* ---------- Timeline (feuille de route) ------------------------------------------ */
.timeline { display: grid; gap: var(--space-5); grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) { .timeline { grid-template-columns: 1fr; } }
.timeline-item {
  background: var(--surface-card); border: 1px solid var(--border-subtle); border-radius: var(--radius-lg);
  padding: var(--space-6); position: relative; padding-top: var(--space-7);
}
.timeline-item::before {
  content: attr(data-phase); position: absolute; top: var(--space-4); left: var(--space-6);
  font-size: var(--text-caption); font-weight: var(--weight-bold); letter-spacing: var(--tracking-wide);
  text-transform: uppercase; color: var(--accent-energy-deep);
}
.timeline-item h3 { color: var(--navy-marine); }
.timeline-item .horizon { color: var(--text-secondary); font-weight: var(--weight-semibold); margin-bottom: var(--space-3); display: block; }

/* ---------- Profile cards (direction) ---------------------------------------------- */
.profile-card { display: grid; grid-template-columns: 96px 1fr; gap: var(--space-5); }
@media (max-width: 560px) { .profile-card { grid-template-columns: 1fr; } }
.profile-avatar {
  width: 96px; height: 96px; border-radius: 50%; background: var(--gradient-energy);
  display: flex; align-items: center; justify-content: center; color: var(--white);
  font-family: var(--font-display); font-weight: var(--weight-extrabold); font-size: 1.75rem;
}
.profile-role { color: var(--accent-energy-deep); font-weight: var(--weight-semibold); font-size: var(--text-small); margin-bottom: var(--space-3); display: block; }
.profile-card h4 { margin: var(--space-3) 0 var(--space-1); font-size: var(--text-small); text-transform: uppercase; letter-spacing: var(--tracking-wide); color: var(--text-muted); }
.profile-card ul { margin-bottom: var(--space-3); }
.profile-contact { display: flex; flex-direction: column; gap: var(--space-1); margin-top: var(--space-3); font-size: var(--text-small); }

/* ---------- Pricing table -------------------------------------------------------- */
.pricing-table-wrap { overflow-x: auto; border-radius: var(--radius-lg); border: 1px solid var(--border-subtle); }
table.pricing-table { width: 100%; border-collapse: collapse; min-width: 640px; background: var(--white); }
table.pricing-table th, table.pricing-table td { padding: var(--space-4) var(--space-5); text-align: left; border-bottom: 1px solid var(--border-subtle); font-size: var(--text-small); }
table.pricing-table thead th { background: var(--navy-marine); color: var(--white); font-weight: var(--weight-semibold); }
table.pricing-table tbody tr:hover { background: var(--tint-energy); }
table.pricing-table tbody tr:last-child td { border-bottom: 0; }
.pricing-cards { display: none; }
@media (max-width: 720px) {
  .pricing-table-wrap { display: none; }
  .pricing-cards { display: grid; gap: var(--space-4); }
  .pricing-card { background: var(--white); border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); padding: var(--space-5); }
  .pricing-card h4 { margin-bottom: var(--space-2); }
  .pricing-card dl { display: grid; grid-template-columns: auto 1fr; gap: var(--space-1) var(--space-3); margin: 0; font-size: var(--text-small); }
  .pricing-card dt { color: var(--text-secondary); }
  .pricing-card dd { margin: 0; font-weight: var(--weight-semibold); text-align: right; }
}
.pricing-note { font-size: var(--text-small); color: var(--text-secondary); margin-top: var(--space-4); }

/* ---------- Forms ----------------------------------------------------------------- */
.form-field { margin-bottom: var(--space-5); }
.form-field label { display: block; font-weight: var(--weight-medium); font-size: var(--text-small); margin-bottom: var(--space-2); color: var(--navy-marine); }
.form-field input, .form-field select, .form-field textarea {
  width: 100%; padding: 0.8em 1em; border-radius: var(--radius-sm); border: 1px solid var(--border-default);
  font-family: var(--font-sans); font-size: var(--text-body); color: var(--text-primary); background: var(--white);
  transition: border-color var(--duration-base) var(--ease-standard), box-shadow var(--duration-base) var(--ease-standard);
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none; border-color: var(--accent-energy); box-shadow: var(--shadow-focus);
}
.form-field textarea { resize: vertical; min-height: 120px; }
.form-actions { display: flex; gap: var(--space-4); flex-wrap: wrap; }
.form-required { color: var(--feedback-error); }

/* ---------- Footer ------------------------------------------------------------------ */
.site-footer { background: var(--navy-marine); color: var(--text-on-dark-soft); }
.footer-top { padding: var(--space-8) 0 var(--space-6); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: var(--space-6); }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-grid h3 { color: var(--white); font-size: var(--text-small); text-transform: uppercase; letter-spacing: var(--tracking-wide); margin-bottom: var(--space-4); }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: var(--space-3); }
.footer-grid a { color: var(--text-on-dark-soft); font-size: var(--text-small); }
.footer-grid a:hover { color: var(--accent-solar); }
.footer-brand p { color: var(--text-on-dark-soft); font-size: var(--text-small); max-width: 320px; }
.footer-social { display: flex; gap: var(--space-3); margin-top: var(--space-4); }
.footer-social a {
  width: 36px; height: 36px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.25);
  display: flex; align-items: center; justify-content: center; color: var(--white);
}
.footer-social a:hover { background: var(--accent-energy); border-color: var(--accent-energy); color: var(--navy-marine); }
.footer-social svg { width: 16px; height: 16px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); padding: var(--space-5) 0; }
.footer-bottom .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: var(--space-3); }
.footer-legal { font-size: var(--text-caption); color: var(--text-on-dark-soft); }
.footer-legal a { color: var(--text-on-dark-soft); text-decoration: underline; }

/* ---------- WhatsApp floating button + back to top ----------------------------------- */
.float-stack { position: fixed; right: var(--space-5); bottom: var(--space-5); z-index: 150; display: flex; flex-direction: column; gap: var(--space-3); align-items: flex-end; }
.wa-float {
  width: 58px; height: 58px; border-radius: 50%; background: #25D366; color: var(--white);
  display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-lg);
  transition: transform var(--duration-base) var(--ease-out);
}
.wa-float:hover { transform: scale(1.06); color: var(--white); }
.wa-float svg { width: 28px; height: 28px; }
.back-to-top {
  width: 42px; height: 42px; border-radius: 50%; background: var(--white); color: var(--navy-marine);
  border: 1px solid var(--border-default); box-shadow: var(--shadow-md);
  display: flex; align-items: center; justify-content: center; opacity: 0; pointer-events: none;
  transition: opacity var(--duration-base) var(--ease-standard), transform var(--duration-base) var(--ease-standard);
}
.back-to-top.is-visible { opacity: 1; pointer-events: auto; }
.back-to-top:hover { transform: translateY(-2px); }
.back-to-top svg { width: 18px; height: 18px; }

/* ---------- Reveal on scroll ------------------------------------------------------------ */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity var(--duration-slow) var(--ease-out), transform var(--duration-slow) var(--ease-out); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Final CTA band --------------------------------------------------------------- */
.cta-band { text-align: center; padding: var(--space-8) 0; }
.cta-band h2 { color: var(--white); }
.cta-band p { color: var(--text-on-dark-soft); max-width: 560px; margin-left: auto; margin-right: auto; }
.cta-actions { display: flex; gap: var(--space-4); justify-content: center; flex-wrap: wrap; margin-top: var(--space-5); }

/* ---------- Group divisions block --------------------------------------------------------- */
.division-list { display: grid; gap: var(--space-4); grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .division-list { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .division-list { grid-template-columns: 1fr; } }
.division-card { background: var(--white); border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); padding: var(--space-5); border-top: 4px solid var(--border-subtle); }
.division-card.is-current { border-top-color: var(--accent-energy); box-shadow: var(--shadow-md); }
.division-card h4 { margin-bottom: var(--space-2); }
.division-card p { font-size: var(--text-small); color: var(--text-secondary); margin-bottom: var(--space-3); }

/* ---------- Case study placeholder --------------------------------------------------------- */
.case-study-card { border: 1px dashed var(--border-default); border-radius: var(--radius-lg); padding: var(--space-6); text-align: center; background: var(--surface-wash); }
.case-study-card .card-icon { margin-left: auto; margin-right: auto; }

/* ---------- 404 -------------------------------------------------------------------------------- */
.error-page { min-height: 60vh; display: flex; align-items: center; justify-content: center; text-align: center; }