/* ACKency website UI kit — recreation styles */
/* Inlined colors_and_type.css */
/* ============================================================
   ACKENCY DESIGN SYSTEM — Colors & Typography
   Cabinet de conseil, audit & intégration en cybersécurité
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@100;300;400;500;600;700;800;900&display=swap');

:root {
  /* ---------- BRAND PALETTE (from Identité Visuelle Finale) ---------- */
  --ack-bleu-nuit:    #0E2A4F;  /* Bleu Nuit Mat — primary brand, headlines, body */
  --ack-cyan-soft:    #7BC8DA;  /* Cyan Soft — accent, lines, active states */
  --ack-blanc-craie:  #F8F8F8;  /* Blanc Craie — page background */

  /* ---------- DERIVED NEUTRALS (warm cool-greys, anchored to bleu nuit) ---------- */
  --ack-ink-900:      #0E2A4F;
  --ack-ink-800:      #1B3A65;
  --ack-ink-700:      #2C4A75;
  --ack-ink-600:      #4A6485;
  --ack-ink-500:      #6B7F9A;
  --ack-ink-400:      #94A3B8;
  --ack-ink-300:      #C5CFDC;
  --ack-ink-200:      #E2E8F0;
  --ack-ink-100:      #EEF2F7;
  --ack-ink-50:       #F8F8F8;
  --ack-white:        #FFFFFF;

  /* ---------- CYAN SCALE (accent ladder) ---------- */
  --ack-cyan-900:     #1F5A6B;
  --ack-cyan-700:     #3E94A8;
  --ack-cyan-500:     #7BC8DA;  /* base */
  --ack-cyan-300:     #A8DCE7;
  --ack-cyan-100:     #DCF0F5;
  --ack-cyan-50:      #EEF8FB;

  /* ---------- SEMANTIC ---------- */
  --ack-success:      #2F9E6E;
  --ack-warning:      #D9A23A;
  --ack-danger:       #C8453B;
  --ack-info:         #3E94A8;

  /* ---------- FOREGROUND / BACKGROUND ROLES ---------- */
  --fg-1: var(--ack-bleu-nuit);     /* primary text, titles */
  --fg-2: var(--ack-ink-700);       /* body */
  --fg-3: var(--ack-ink-500);       /* muted / meta */
  --fg-4: var(--ack-ink-400);       /* placeholder, disabled */
  --fg-on-dark: var(--ack-blanc-craie);
  --fg-accent: var(--ack-cyan-700);

  --bg-page:   var(--ack-blanc-craie);
  --bg-canvas: var(--ack-white);
  --bg-soft:   var(--ack-ink-100);
  --bg-muted:  var(--ack-ink-200);
  --bg-dark:   var(--ack-bleu-nuit);
  --bg-accent-soft: var(--ack-cyan-50);

  --border-1: var(--ack-ink-200);
  --border-2: var(--ack-ink-300);
  --border-strong: var(--ack-bleu-nuit);
  --border-accent: var(--ack-cyan-500);

  /* ---------- TYPOGRAPHY ---------- */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  /* Inter weights used by the brand */
  --fw-thin:        100;  /* "ENCY" lockup tail, slogan */
  --fw-regular:     400;  /* body */
  --fw-medium:      500;
  --fw-semibold:    600;
  --fw-bold:        700;  /* "ACK" emphasis, H2/H3 */
  --fw-extrabold:   800;  /* H1, display */

  /* Type scale — modular, tuned for editorial cyber feel */
  --fs-display:  clamp(56px, 7vw, 96px);
  --fs-h1:       clamp(40px, 5vw, 64px);
  --fs-h2:       clamp(32px, 3.6vw, 44px);
  --fs-h3:       28px;
  --fs-h4:       22px;
  --fs-lead:     20px;
  --fs-body:     16px;
  --fs-small:    14px;
  --fs-micro:    12px;
  --fs-mono:     14px;

  --lh-tight:    1.05;
  --lh-snug:     1.2;
  --lh-normal:   1.5;
  --lh-relaxed:  1.65;

  --ls-display:  -0.02em;
  --ls-tight:    -0.01em;
  --ls-normal:   0;
  --ls-wide:     0.04em;
  --ls-eyebrow:  0.16em;  /* uppercase eyebrows, section labels */

  /* ---------- SPACING (8pt base) ---------- */
  --sp-0:  0;
  --sp-1:  4px;
  --sp-2:  8px;
  --sp-3:  12px;
  --sp-4:  16px;
  --sp-5:  24px;
  --sp-6:  32px;
  --sp-7:  48px;
  --sp-8:  64px;
  --sp-9:  96px;
  --sp-10: 128px;

  /* ---------- RADII ---------- */
  --r-xs: 2px;
  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 12px;
  --r-xl: 20px;
  --r-pill: 999px;

  /* ---------- ELEVATION ---------- */
  --shadow-xs:  0 1px 2px rgba(14, 42, 79, 0.06);
  --shadow-sm:  0 2px 6px rgba(14, 42, 79, 0.08);
  --shadow-md:  0 8px 24px rgba(14, 42, 79, 0.10);
  --shadow-lg:  0 20px 48px rgba(14, 42, 79, 0.14);
  --shadow-focus: 0 0 0 3px rgba(123, 200, 218, 0.45);

  /* ---------- MOTION ---------- */
  --ease-standard: cubic-bezier(0.2, 0, 0, 1);
  --ease-emphasized: cubic-bezier(0.3, 0, 0, 1);
  --dur-fast: 120ms;
  --dur-base: 220ms;
  --dur-slow: 420ms;
}

/* ============================================================
   SEMANTIC ELEMENT STYLES
   ============================================================ */

html { font-family: var(--font-sans); color: var(--fg-1); background: var(--bg-page); }
body { font-size: var(--fs-body); line-height: var(--lh-normal); font-weight: var(--fw-regular); }

.ack-display, h1.display {
  font-weight: var(--fw-extrabold);
  font-size: var(--fs-display);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-display);
  color: var(--fg-1);
}

h1, .ack-h1 {
  font-weight: var(--fw-extrabold);
  font-size: var(--fs-h1);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  color: var(--fg-1);
}

h2, .ack-h2 {
  font-weight: var(--fw-bold);
  font-size: var(--fs-h2);
  line-height: var(--lh-snug);
  letter-spacing: var(--ls-tight);
  color: var(--fg-1);
}

h3, .ack-h3 {
  font-weight: var(--fw-bold);
  font-size: var(--fs-h3);
  line-height: var(--lh-snug);
  color: var(--fg-1);
}

h4, .ack-h4 {
  font-weight: var(--fw-semibold);
  font-size: var(--fs-h4);
  line-height: var(--lh-snug);
  color: var(--fg-1);
}

.ack-lead {
  font-size: var(--fs-lead);
  line-height: var(--lh-relaxed);
  color: var(--fg-2);
  font-weight: var(--fw-regular);
}

p, .ack-body {
  font-size: var(--fs-body);
  line-height: var(--lh-relaxed);
  color: var(--fg-2);
}

small, .ack-small { font-size: var(--fs-small); color: var(--fg-3); }

.ack-eyebrow {
  font-size: var(--fs-micro);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--ack-cyan-700);
}

.ack-slogan { /* "Cyber. Risque. Gouvernance." style */
  font-weight: var(--fw-thin);
  font-size: var(--fs-h3);
  letter-spacing: var(--ls-normal);
  color: var(--fg-1);
}

code, kbd, .ack-mono {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  background: var(--bg-soft);
  padding: 2px 6px;
  border-radius: var(--r-sm);
  color: var(--fg-1);
}

a { color: var(--ack-cyan-700); text-decoration: none; transition: color var(--dur-fast) var(--ease-standard); }
a:hover { color: var(--ack-bleu-nuit); }

::selection { background: var(--ack-cyan-300); color: var(--ack-bleu-nuit); }

/* End inlined tokens */
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@24,300,0,0');

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg-page); color: var(--fg-1); font-family: var(--font-sans); }

.material-symbols-outlined {
  font-family: 'Material Symbols Outlined';
  font-weight: normal;
  font-style: normal;
  font-size: 24px;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  display: inline-block;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  -webkit-font-feature-settings: 'liga';
  -webkit-font-smoothing: antialiased;
  font-variation-settings: 'wght' 300, 'GRAD' 0, 'opsz' 24, 'FILL' 0;
}

/* ----- Header ----- */
.ack-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(248, 248, 248, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-1);
}
.ack-header-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; gap: 24px;
}
.ack-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.ack-logo img { height: 44px; width: auto; display: block; }

.ack-nav { display: flex; gap: 20px; align-items: center; flex-wrap: nowrap; }

/* Uniform Material Symbols rendering across the whole site
   — same weight, optical size, fill, grade for every icon. */
.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  font-feature-settings: 'liga';
}
.ack-nav-group > a { display: inline-flex; align-items: center; }
.ack-nav a {
  color: var(--ack-bleu-nuit); font-weight: 500; font-size: 14px;
  position: relative; padding: 6px 0;
  white-space: nowrap;
}
.ack-header .btn { white-space: nowrap; flex-shrink: 0; }
.ack-nav a::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 2px;
  background: var(--ack-cyan-500); transform: scaleX(0); transform-origin: left;
  transition: transform 220ms var(--ease-standard);
}
.ack-nav a:hover::after, .ack-nav a.active::after { transform: scaleX(1); }

/* ----- Buttons ----- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  height: 44px; padding: 0 22px; border-radius: 8px;
  font: 600 14px var(--font-sans); letter-spacing: 0.01em;
  cursor: pointer; border: 1px solid transparent;
  transition: all 120ms var(--ease-standard); text-decoration: none;
}
.btn .material-symbols-outlined { font-size: 20px; }
.btn-primary { background: var(--ack-bleu-nuit); color: var(--ack-blanc-craie); }
.btn-primary:hover { background: var(--ack-ink-800); color: var(--ack-blanc-craie); }
.btn-primary:active { transform: translateY(1px); }
.btn-accent { background: var(--ack-cyan-500); color: var(--ack-bleu-nuit); }
.btn-accent:hover { background: var(--ack-cyan-300); color: var(--ack-bleu-nuit); }
.btn-secondary { background: transparent; color: var(--ack-bleu-nuit); border-color: var(--ack-bleu-nuit); }
.btn-secondary:hover { background: var(--ack-ink-100); color: var(--ack-bleu-nuit); }
.btn-ghost { background: transparent; color: var(--ack-bleu-nuit); }
.btn-ghost:hover { background: var(--ack-ink-100); }
.btn-sm { height: 34px; padding: 0 14px; font-size: 13px; }

/* ----- Layout helpers ----- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.eyebrow {
  font: 600 12px var(--font-sans); letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--ack-cyan-700);
}

/* ----- Nav mega menu ----- */
.ack-nav-group { position: relative; }
.ack-nav-group > a { cursor: pointer; }
.ack-mega {
  position: absolute; top: calc(100% + 4px); left: -16px;
  min-width: 320px; padding: 10px;
  background: var(--ack-white); border: 1px solid var(--border-1);
  border-radius: 12px; box-shadow: var(--shadow-md);
  display: flex; flex-direction: column; gap: 2px; z-index: 60;
}
.ack-mega-item {
  padding: 10px 12px; border-radius: 8px;
  display: flex; flex-direction: column; gap: 2px;
  text-decoration: none; transition: background 120ms var(--ease-standard);
}
.ack-mega-item:hover { background: var(--ack-cyan-50); }
.ack-mega-item .t { font: 600 13.5px var(--font-sans); color: var(--ack-bleu-nuit); }
.ack-mega-item .s { font: 400 12px var(--font-sans); color: var(--ack-ink-600); }

/* ----- Hero extras ----- */
.hero-pillars {
  display: flex; gap: 28px; margin-top: 32px;
  padding-top: 24px; border-top: 1px solid var(--border-1);
}
.hero-pillars > div {
  display: flex; align-items: center; gap: 8px;
  font: 600 13px var(--font-sans); color: var(--ack-bleu-nuit);
  letter-spacing: 0.01em;
}
.hero-pillars svg { color: var(--ack-cyan-700); }

/* ----- Hero ----- */
.hero { padding: 96px 0 80px; }
.hero-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px; align-items: center; }
.hero h1 {
  font-weight: 800; font-size: clamp(40px, 5vw, 64px);
  line-height: 1.05; letter-spacing: -0.02em; color: var(--ack-bleu-nuit);
  margin: 14px 0 18px;
}
.hero h1 .accent { color: var(--ack-cyan-700); font-weight: 100; }
.hero .lead { font-size: 19px; line-height: 1.6; color: var(--ack-ink-700); margin: 0 0 28px; max-width: 540px; }
.hero-actions { display: flex; gap: 12px; align-items: center; }
.hero-visual {
  aspect-ratio: 1 / 1; max-width: 380px; width: 100%; margin-left: auto;
  background: var(--ack-bleu-nuit); border-radius: 18px;
  display: grid; place-items: center; position: relative; overflow: hidden;
  box-shadow: 0 24px 60px -28px rgba(11, 22, 51, 0.45);
  opacity: 0; transform: translateY(18px) scale(0.96);
  animation: heroVisualIn 900ms var(--ease-standard) 200ms forwards;
}
.hero-visual img {
  width: 80%; height: auto; position: relative; z-index: 1;
  clip-path: inset(0 100% 0 0);
  animation: heroLogoReveal 1500ms cubic-bezier(0.65, 0, 0.35, 1) 700ms forwards;
}
.hero-visual::after {
  content: '';
  position: absolute;
  top: 10%; bottom: 10%; left: 10%;
  width: 2px;
  background: linear-gradient(180deg, transparent, var(--ack-cyan-300) 30%, var(--ack-cyan-300) 70%, transparent);
  box-shadow: 0 0 18px 3px rgba(123, 200, 218, 0.7);
  opacity: 0; z-index: 2;
  animation: heroScanLine 1500ms cubic-bezier(0.65, 0, 0.35, 1) 700ms forwards;
}
@keyframes heroLogoReveal {
  0%   { clip-path: inset(0 100% 0 0); }
  100% { clip-path: inset(0 0 0 0); }
}
@keyframes heroScanLine {
  0%   { left: 10%; opacity: 0; }
  12%  { opacity: 1; }
  88%  { opacity: 1; }
  100% { left: 90%; opacity: 0; }
}

/* ----- Method cycle wrapper (under "Cinq familles" headline) ----- */
.method-cycle-wrap {
  width: 100%; max-width: 380px; aspect-ratio: 1 / 1;
  margin: 36px auto 12px;
  background: var(--ack-bleu-nuit); border-radius: 18px;
  display: grid; place-items: center; overflow: hidden;
  box-shadow: 0 24px 60px -28px rgba(11, 22, 51, 0.45);
}

/* ----- Method cycle (animated SVG inside hero) ----- */
.method-cycle { width: 100%; height: 100%; padding: 6%; display: grid; place-items: center; }
.method-cycle svg { width: 100%; height: 100%; display: block; }

.ring-bg { fill: none; stroke: rgba(123, 200, 218, 0.18); stroke-width: 2; }
.ring-trace {
  fill: none; stroke: var(--ack-cyan-300); stroke-width: 3;
  stroke-linecap: round;
  stroke-dasharray: 230.4 460.8;        /* 1/3 of 2π·110 ≈ 691.2 */
  animation: cycleTrace 6s linear infinite;
}
@keyframes cycleTrace {
  0%   { stroke-dashoffset: 0; }
  100% { stroke-dashoffset: -691.2; }
}

.method-cycle .node-bg {
  fill: var(--ack-bleu-nuit);
  stroke: rgba(123, 200, 218, 0.45); stroke-width: 2;
}
.method-cycle text { font-family: var(--font-sans); text-anchor: middle; dominant-baseline: central; }
.method-cycle .node-num   { font-size: 16px; font-weight: 700; fill: var(--ack-cyan-300); letter-spacing: 0.05em; }
.method-cycle .node-label { font-size: 14.5px; font-weight: 600; fill: #E6F5FA; letter-spacing: 0.01em; }
.method-cycle .cycle-center { fill: rgba(230, 245, 250, 0.55); }
.method-cycle .cycle-center-eyebrow { font-size: 9.5px; font-weight: 700; letter-spacing: 0.18em; }
.method-cycle .cycle-center-tag     { font-size: 12px; font-weight: 400; }

.method-cycle .node-1 .node-bg { animation: nodePulse 6s ease infinite 0s; }
.method-cycle .node-2 .node-bg { animation: nodePulse 6s ease infinite -4s; }
.method-cycle .node-3 .node-bg { animation: nodePulse 6s ease infinite -2s; }
.method-cycle .node-1 .node-num { animation: numFlip 6s ease infinite 0s; }
.method-cycle .node-2 .node-num { animation: numFlip 6s ease infinite -4s; }
.method-cycle .node-3 .node-num { animation: numFlip 6s ease infinite -2s; }
@keyframes nodePulse {
  0%, 100% {
    fill: var(--ack-cyan-500);
    stroke: var(--ack-cyan-300);
    filter: drop-shadow(0 0 8px rgba(123,200,218,0.85));
  }
  20% { filter: drop-shadow(0 0 0 transparent); }
  25%, 95% {
    fill: var(--ack-bleu-nuit);
    stroke: rgba(123, 200, 218, 0.45);
    filter: drop-shadow(0 0 0 transparent);
  }
}
@keyframes numFlip {
  0%, 100% { fill: var(--ack-bleu-nuit); }
  20%      { fill: var(--ack-bleu-nuit); }
  25%, 95% { fill: var(--ack-cyan-300); }
}

@media (prefers-reduced-motion: reduce) {
  .ring-trace,
  .method-cycle .node-bg,
  .method-cycle .node-num { animation: none; }
  .method-cycle .ring-trace { stroke-dasharray: 0; }
}
@keyframes heroVisualIn {
  0%   { opacity: 0; transform: translateY(18px) scale(0.96); }
  60%  { opacity: 1; }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-visual { animation: none; opacity: 1; transform: none; }
  .hero-visual img { animation: none; clip-path: none; }
  .hero-visual::after { display: none; }
}
.hero-visual::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 20%, rgba(123,200,218,0.15), transparent 60%);
}

/* ----- Section ----- */
.section { padding: 80px 0; }
.section-head { max-width: 720px; margin-bottom: 48px; }
.section-head h2 {
  font-weight: 700; font-size: clamp(32px, 3.6vw, 44px);
  line-height: 1.15; letter-spacing: -0.01em; margin: 12px 0 16px;
  color: var(--ack-bleu-nuit);
}
.section-head p { color: var(--ack-ink-700); font-size: 17px; line-height: 1.6; margin: 0; }

/* ----- Service cards ----- */
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cards-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-bottom: 24px; }
.cards-1 { display: grid; grid-template-columns: 1fr; gap: 20px; margin-bottom: 24px; }
.op-row-3 { grid-template-columns: repeat(3, 1fr) !important; }
.svc-card {
  background: var(--ack-white); border: 1px solid var(--border-1); border-radius: 12px;
  padding: 28px; box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column; gap: 14px;
  transition: all 220ms var(--ease-standard);
  position: relative;
}
.svc-card:hover { box-shadow: var(--shadow-md); border-color: var(--ack-cyan-500); transform: translateY(-2px); }
.svc-tag {
  position: absolute; top: 14px; right: 14px;
  font: 600 10.5px var(--font-sans); letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--ack-cyan-700); background: var(--ack-cyan-50);
  padding: 4px 8px; border-radius: 4px;
}
.svc-icon {
  width: 48px; height: 48px; border-radius: 10px;
  background: var(--ack-cyan-50); color: var(--ack-cyan-900);
  display: grid; place-items: center;
}
.svc-icon .material-symbols-outlined { font-size: 26px; }
.svc-card h3 { margin: 0; font: 700 19px var(--font-sans); color: var(--ack-bleu-nuit); }
.svc-card p { margin: 0; font-size: 14.5px; line-height: 1.6; color: var(--ack-ink-700); }
.svc-link { font: 600 13px var(--font-sans); letter-spacing: 0.04em; color: var(--ack-cyan-700); margin-top: auto; }

/* ----- Dark section ----- */
.section-dark {
  background: var(--ack-bleu-nuit); color: var(--ack-blanc-craie);
  padding: 96px 0; margin-top: 40px;
}
.section-head-dark h2 { color: var(--ack-blanc-craie) !important; }
.section-head-dark p { color: #C5CFDC !important; }
.feat-card {
  background: #1B3A65; border: 1px solid rgba(123,200,218,0.18); border-radius: 12px;
  padding: 32px; display: flex; flex-direction: column; gap: 14px;
  transition: all 220ms var(--ease-standard);
}
.feat-card:hover { border-color: var(--ack-cyan-500); transform: translateY(-2px); }
.feat-card h3 { margin: 0; font: 700 22px var(--font-sans); color: var(--ack-blanc-craie); }
.feat-card p { margin: 0; font-size: 14.5px; line-height: 1.6; color: #C5CFDC; }
.feat-card .svc-link { color: var(--ack-cyan-300); }
.op-row {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px;
  margin-top: 4px;
}
.op-item {
  display: flex; align-items: center; gap: 14px;
  padding: 18px; border: 1px solid rgba(123,200,218,0.22); border-radius: 10px;
  color: var(--ack-blanc-craie); text-decoration: none;
  transition: all 120ms var(--ease-standard);
}
.op-item:hover { background: rgba(123,200,218,0.08); border-color: var(--ack-cyan-500); }
.op-arrow {
  width: 32px; height: 32px; border-radius: 50%;
  background: rgba(123,200,218,0.15); color: var(--ack-cyan-300);
  display: grid; place-items: center; flex-shrink: 0;
}
.op-t { font: 600 14px var(--font-sans); color: var(--ack-blanc-craie); }
.op-s { font: 400 12px var(--font-sans); color: #94A3B8; margin-top: 2px; }

/* ----- Tools band ----- */
.band-tools { padding: 48px 0; border-radius: 16px; }
.band-tools-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: center; }
.tools-list { display: flex; flex-direction: column; gap: 10px; }
.tool-item {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 16px 20px; border-radius: 10px;
  background: rgba(123,200,218,0.10); border: 1px solid rgba(123,200,218,0.22);
  color: var(--ack-blanc-craie); text-decoration: none;
  transition: all 120ms var(--ease-standard);
}
.tool-item:hover { background: rgba(123,200,218,0.18); border-color: var(--ack-cyan-500); }
.tool-item .tt { font: 600 15px var(--font-sans); }
.tool-item .ts { font: 400 12.5px var(--font-sans); color: #C5CFDC; margin-top: 2px; }

/* ----- Integration grid ----- */
.integ-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.integ-card {
  display: flex; gap: 16px;
  padding: 22px; border: 1px solid var(--border-1); border-radius: 12px;
  background: var(--ack-white);
  transition: all 220ms var(--ease-standard);
}
.integ-card:hover { border-color: var(--ack-cyan-500); box-shadow: var(--shadow-sm); }
.integ-icon {
  width: 44px; height: 44px; border-radius: 10px; flex-shrink: 0;
  background: var(--ack-cyan-50); color: var(--ack-cyan-900);
  display: grid; place-items: center;
}
.integ-t { font: 700 15px var(--font-sans); color: var(--ack-bleu-nuit); margin-bottom: 4px; }
.integ-s { font: 400 13.5px var(--font-sans); line-height: 1.55; color: var(--ack-ink-700); }

/* ----- CERT-FR feed ----- */
.cert-head {
  display: grid; grid-template-columns: 1fr auto; gap: 32px;
  align-items: end; margin-bottom: 28px;
}
.cert-meta { text-align: right; }
.cert-pulse {
  display: inline-flex; align-items: center; gap: 8px;
  font: 600 12.5px var(--font-sans); letter-spacing: 0.02em;
  color: var(--ack-ink-700);
  background: var(--ack-cyan-50); padding: 6px 12px; border-radius: 999px;
}
.cert-pulse .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #1F8A5B;
  box-shadow: 0 0 0 0 rgba(31, 138, 91, 0.5);
  animation: certPulse 2s infinite;
}
@keyframes certPulse {
  0%   { box-shadow: 0 0 0 0 rgba(31, 138, 91, 0.55); }
  70%  { box-shadow: 0 0 0 8px rgba(31, 138, 91, 0); }
  100% { box-shadow: 0 0 0 0 rgba(31, 138, 91, 0); }
}
.cert-updated {
  font: 500 11.5px var(--font-mono); color: var(--ack-ink-500);
  margin-top: 6px; letter-spacing: 0.04em;
}
.cert-tabs {
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  border-bottom: 1px solid var(--border-1);
  padding-bottom: 0; margin-bottom: 4px;
}
.cert-tab {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 16px; border: 0; background: transparent;
  font: 600 14px var(--font-sans); color: var(--ack-ink-600);
  cursor: pointer; border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 120ms var(--ease-standard), border-color 120ms var(--ease-standard);
}
.cert-tab:hover { color: var(--ack-bleu-nuit); }
.cert-tab.active {
  color: var(--ack-bleu-nuit);
  border-bottom-color: var(--accent, var(--ack-cyan-700));
}
.cert-tab-link {
  margin-left: auto;
  color: var(--ack-cyan-700); text-decoration: none;
  font-size: 13px; padding: 12px 4px;
}
.cert-tab-link:hover { color: var(--ack-cyan-900); }

.cert-list { display: flex; flex-direction: column; gap: 8px; margin-top: 16px; }
.cert-item {
  display: grid; grid-template-columns: 6px 1fr auto; gap: 16px;
  align-items: center; padding: 18px 20px 18px 0;
  border: 1px solid var(--border-1); border-radius: 12px;
  background: var(--ack-white); text-decoration: none;
  transition: all 120ms var(--ease-standard);
  overflow: hidden;
}
.cert-item:hover { border-color: var(--ack-cyan-500); box-shadow: var(--shadow-sm); transform: translateX(2px); }
.cert-item-marker { width: 6px; align-self: stretch; }
.cert-item-meta {
  display: flex; align-items: center; gap: 12px;
  font-size: 12px; margin-bottom: 6px;
}
.cert-item-badge {
  font: 600 10.5px var(--font-sans); letter-spacing: 0.08em;
  text-transform: uppercase; padding: 3px 8px;
  border: 1px solid currentColor; border-radius: 4px;
}
.cert-item-date {
  font-family: var(--font-mono); color: var(--ack-ink-500);
  font-size: 11.5px; letter-spacing: 0.02em;
}
.cert-item-title {
  font: 600 15.5px var(--font-sans); color: var(--ack-bleu-nuit);
  line-height: 1.4; margin-bottom: 4px;
}
.cert-item-desc {
  font-size: 13.5px; color: var(--ack-ink-600); line-height: 1.55;
}
.cert-skel {
  height: 86px; border-radius: 12px;
  background: linear-gradient(90deg, #F1F3F6 0%, #E5E9EE 50%, #F1F3F6 100%);
  background-size: 200% 100%;
  animation: certShimmer 1.2s linear infinite;
}
@keyframes certShimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.cert-error {
  display: flex; align-items: center; gap: 14px;
  padding: 20px; border: 1px dashed var(--border-1); border-radius: 12px;
  color: var(--ack-ink-700);
}
.cert-error a { color: var(--ack-cyan-700); }

/* ----- Slide-to-verify captcha ----- */
.captcha { margin-top: 4px; }
.captcha-track {
  position: relative;
  height: 44px; width: 100%;
  background: #F1F3F6;
  border: 1px solid var(--border-1);
  border-radius: 8px;
  overflow: hidden;
  user-select: none;
}
.captcha-fill {
  position: absolute; inset: 0 auto 0 0;
  background: linear-gradient(90deg, var(--ack-cyan-300), var(--ack-cyan-500));
  transition: background 200ms var(--ease-standard);
}
.captcha.verified .captcha-fill {
  background: linear-gradient(90deg, #1F8A5B, #2BAE6F);
  width: 100% !important;
}
.captcha-label {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  font: 500 13px var(--font-sans);
  color: var(--ack-ink-700);
  pointer-events: none;
}
.captcha.verified .captcha-label { color: #fff; font-weight: 600; }
.captcha-handle {
  position: absolute; top: 1px; left: 1px;
  width: 42px; height: 40px;
  background: var(--ack-white);
  border: 1px solid var(--border-2);
  border-radius: 6px;
  box-shadow: 0 1px 3px rgba(14, 42, 79, 0.15);
  display: grid; place-items: center;
  cursor: grab;
  color: var(--ack-bleu-nuit);
  transition: box-shadow 120ms var(--ease-standard);
}
.captcha-handle:hover { box-shadow: 0 2px 6px rgba(14, 42, 79, 0.2); }
.captcha-handle:active { cursor: grabbing; }
.captcha.verified .captcha-handle {
  cursor: default;
  background: #1F8A5B;
  color: #fff;
  border-color: #1F8A5B;
}
.captcha-foot {
  display: flex; align-items: center; gap: 6px;
  margin-top: 8px;
  font: 500 11.5px var(--font-sans); color: var(--ack-ink-500);
}
.captcha-error {
  display: flex; align-items: center; gap: 6px;
  margin-top: 6px;
  font: 500 12.5px var(--font-sans); color: #B23A3A;
}

/* ============================================================
   SERVICE PAGES — gabarit /pages/<slug>.html
   ============================================================ */

.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  padding-top: 32px; padding-bottom: 16px;
  font: 500 12.5px var(--font-sans); color: var(--ack-ink-600);
  letter-spacing: 0.02em;
}
.breadcrumb a { color: var(--ack-cyan-700); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb .current { color: var(--ack-bleu-nuit); font-weight: 600; }
.breadcrumb span:not(.current) + span { color: var(--ack-ink-500); }

.svc-hero {
  background: linear-gradient(180deg, var(--ack-cyan-50) 0%, transparent 100%);
  padding-bottom: 56px;
}
.svc-hero-grid {
  display: grid; grid-template-columns: 1.3fr 1fr;
  gap: 56px; align-items: start; padding-top: 8px;
}
.svc-hero h1 {
  font: 700 56px/1.05 var(--font-display, var(--font-sans));
  letter-spacing: -0.02em; color: var(--ack-bleu-nuit);
  margin: 16px 0 12px;
}
.svc-hero-tagline {
  font: 500 21px var(--font-sans);
  color: var(--ack-cyan-900);
  margin: 0 0 16px;
  line-height: 1.4;
}
.svc-hero-lead {
  font: 400 16px var(--font-sans);
  color: var(--ack-ink-700);
  line-height: 1.65;
  margin: 0 0 28px;
  max-width: 580px;
}
.svc-hero-aside {
  background: var(--ack-white);
  border: 1px solid var(--border-1);
  border-radius: 16px; padding: 32px;
  box-shadow: var(--shadow-md);
  display: flex; flex-direction: column; gap: 24px;
}
.svc-hero-icon {
  width: 92px; height: 92px; border-radius: 16px;
  background: var(--ack-bleu-nuit);
  display: grid; place-items: center;
}
.svc-hero-facts { display: flex; flex-direction: column; gap: 14px; }
.svc-hero-facts > div {
  padding-bottom: 14px; border-bottom: 1px solid var(--border-1);
}
.svc-hero-facts > div:last-child { border-bottom: 0; padding-bottom: 0; }
.svc-hero-facts .meta {
  font: 600 11px var(--font-sans); letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--ack-ink-500); margin-bottom: 4px;
}
.svc-hero-facts .val {
  font: 600 15px var(--font-sans); color: var(--ack-bleu-nuit);
}

.svc-description { max-width: 820px; }
.svc-description h2 {
  font: 700 32px var(--font-sans); letter-spacing: -0.01em;
  color: var(--ack-bleu-nuit); margin: 8px 0 16px;
}
.svc-description p {
  font: 400 17px var(--font-sans); line-height: 1.7;
  color: var(--ack-ink-700); margin: 0;
}

.section-light { background: var(--ack-cyan-50); padding: 80px 0; margin: 24px 0; border-radius: 16px; }

.methodo-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.methodo-step {
  padding: 28px; background: var(--ack-white);
  border: 1px solid var(--border-1); border-radius: 12px;
  position: relative;
}
.methodo-step .step-num {
  font: 700 32px var(--font-mono); color: var(--ack-cyan-500);
  letter-spacing: -0.02em; line-height: 1; margin-bottom: 16px;
}
.methodo-step h3 {
  font: 700 17px var(--font-sans); color: var(--ack-bleu-nuit);
  margin: 0 0 8px;
}
.methodo-step p {
  font-size: 14px; line-height: 1.6; color: var(--ack-ink-700); margin: 0;
}

.livrables-list {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 32px;
  max-width: 920px;
}
.livrables-list li {
  display: flex; gap: 12px; align-items: flex-start;
  font: 500 15.5px var(--font-sans); color: var(--ack-bleu-nuit);
  line-height: 1.5;
}
.livrables-list li svg { flex-shrink: 0; margin-top: 1px; }

.faq-list {
  display: flex; flex-direction: column; gap: 10px;
  max-width: 820px;
}
.faq-item {
  border: 1px solid var(--border-1); border-radius: 12px;
  background: var(--ack-white); overflow: hidden;
  transition: border-color 120ms var(--ease-standard);
}
.faq-item.open { border-color: var(--ack-cyan-500); }
.faq-q {
  width: 100%; border: 0; background: transparent;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 20px 24px;
  font: 600 16px var(--font-sans); color: var(--ack-bleu-nuit);
  text-align: left; cursor: pointer;
}
.faq-q:hover { background: var(--ack-cyan-50); }
.faq-a {
  padding: 0 24px 22px;
  font: 400 15px var(--font-sans); line-height: 1.65;
  color: var(--ack-ink-700);
}

.cta-band {
  display: grid; grid-template-columns: 1fr auto; gap: 32px;
  align-items: center;
  background: var(--ack-bleu-nuit); border-radius: 16px;
  padding: 48px;
}
.cta-band h2 {
  font: 700 28px var(--font-sans); letter-spacing: -0.01em;
}
.btn-ghost-light { color: var(--ack-blanc-craie) !important; border-color: rgba(255,255,255,0.3) !important; }
.btn-ghost-light:hover { background: rgba(255,255,255,0.06) !important; }

@media (max-width: 900px) {
  .svc-hero-grid { grid-template-columns: 1fr; }
  .methodo-grid { grid-template-columns: repeat(2, 1fr); }
  .livrables-list { grid-template-columns: 1fr; }
  .cta-band { grid-template-columns: 1fr; padding: 32px; }
}

/* ============================================================
   HOMEPAGE — aperçu par famille (rythmé + animé)
   ============================================================ */
.fam-block { margin-top: 64px; --fam-accent: var(--ack-cyan-500); }
.fam-block:first-of-type { margin-top: 0; }
.fam-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 0 18px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border-1);
  position: relative;
}
.fam-head::after {
  content: ''; position: absolute; left: 0; bottom: -1px;
  width: 56px; height: 2px; background: var(--fam-accent);
  transform-origin: left; transform: scaleX(0);
  transition: transform 600ms var(--ease-standard) 200ms;
}
.fam-block.is-visible .fam-head::after { transform: scaleX(1); }
.fam-head-left { display: flex; align-items: center; gap: 14px; }
.fam-head-icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: color-mix(in oklab, var(--fam-accent) 14%, white);
  color: var(--fam-accent);
  display: grid; place-items: center;
  transition: transform 320ms var(--ease-standard);
}
.fam-block:hover .fam-head-icon { transform: rotate(-6deg) scale(1.06); }
.fam-head h3 {
  font: 700 26px var(--font-sans); color: var(--ack-bleu-nuit);
  letter-spacing: -0.01em; margin: 0;
}
.fam-head-sub {
  font: 400 13px var(--font-sans); color: var(--ack-ink-500);
  margin-top: 2px;
}
.fam-count { display: flex; align-items: baseline; gap: 8px; }
.fam-count-num {
  font: 700 28px var(--font-mono); color: var(--fam-accent);
  letter-spacing: -0.01em;
}
.fam-count-lbl {
  font: 500 11.5px var(--font-mono); color: var(--ack-ink-500);
  letter-spacing: 0.08em; text-transform: uppercase;
}

/* Cards animation + accent micro-interactions */
.svc-card { transition: transform 320ms var(--ease-standard), box-shadow 320ms var(--ease-standard), border-color 220ms var(--ease-standard); }
.svc-card:hover { transform: translateY(-4px); border-color: var(--fam-accent, var(--ack-cyan-500)); box-shadow: 0 18px 48px -24px rgba(15, 31, 51, 0.28); }
.svc-card .svc-link .arrow { display: inline-block; transition: transform 240ms var(--ease-standard); }
.svc-card:hover .svc-link .arrow { transform: translateX(6px); }

/* ============================================================
   Scroll-reveal — fade + rise
   ============================================================ */
.reveal {
  opacity: 0; transform: translateY(18px);
  transition:
    opacity 620ms var(--ease-standard) var(--reveal-delay, 0ms),
    transform 620ms var(--ease-standard) var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal.is-visible { opacity: 1; transform: none; transition: none; }
  .fam-head::after { transform: scaleX(1); transition: none; }
}

/* Section dark variant (companion to .section-light already defined above) */
.section-dark { background: var(--ack-bleu-nuit); color: #E6EBF1; }
.section-dark .section-head h2 { color: #F8F8F8; }
.section-dark .section-head p { color: #BCC7D6; }
/* Homepage section-head centered alignment */
#services > .section-head { max-width: 760px; margin-left: auto; margin-right: auto; text-align: center; }

/* ----- Trust strip / band ----- */
.band {
  background: var(--ack-bleu-nuit); color: var(--ack-blanc-craie);
  padding: 64px 0; border-radius: 12px;
}
.band .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; align-items: center; }
.band .stat-num { font: 800 42px var(--font-sans); line-height: 1; color: var(--ack-cyan-300); letter-spacing: -0.01em; }
.band .stat-lbl { font-size: 13px; color: var(--ack-ink-300); margin-top: 8px; line-height: 1.4; }

/* ----- Compliance chips ----- */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: 999px;
  background: var(--ack-cyan-50); color: var(--ack-cyan-900);
  font: 600 12.5px var(--font-sans); letter-spacing: 0.02em;
}
.chip-check {
  cursor: pointer; user-select: none;
  border: 1px solid var(--ack-ink-200); background: var(--ack-white); color: var(--ack-bleu-nuit);
  transition: all 120ms var(--ease-standard);
}
.chip-check:hover { border-color: var(--ack-cyan-500); background: var(--ack-cyan-50); }
.chip-check .check-box {
  width: 14px; height: 14px; border-radius: 3px; border: 1.5px solid var(--ack-ink-300);
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--ack-white); transition: all 120ms var(--ease-standard);
}
.chip-check .check-box .material-symbols-outlined { font-size: 12px; color: var(--ack-white); opacity: 0; }
.chip-check[aria-pressed="true"] {
  border-color: var(--ack-cyan-500); background: var(--ack-cyan-50); color: var(--ack-cyan-900);
}
.chip-check[aria-pressed="true"] .check-box {
  border-color: var(--ack-cyan-500); background: var(--ack-cyan-500);
}
.chip-check[aria-pressed="true"] .check-box .material-symbols-outlined { opacity: 1; }
.req { color: #d9534f; margin-left: 2px; font-weight: 700; }
.field-hint { font: 400 11.5px var(--font-sans); color: var(--ack-ink-500); margin-top: 2px; letter-spacing: 0.01em; }

/* ----- Contact card ----- */
.contact-card {
  background: var(--ack-white); border: 1px solid var(--border-1); border-radius: 16px;
  padding: 32px; box-shadow: var(--shadow-sm); max-width: 480px;
  display: flex; flex-direction: column; gap: 20px;
}
.contact-photo {
  width: 96px; height: 96px; border-radius: 50%;
  background: var(--ack-ink-100) url('../../assets/logo-mark.png') center/60% no-repeat;
  border: 3px solid var(--ack-cyan-500);
}
.contact-name { font: 800 26px var(--font-sans); color: var(--ack-bleu-nuit); margin: 0; letter-spacing: -0.01em; }
.contact-role { font: 400 15px var(--font-sans); color: var(--ack-ink-600); margin-top: 2px; }
.contact-rows { display: flex; flex-direction: column; gap: 10px; }
.contact-row {
  display: flex; align-items: center; gap: 14px;
  padding: 12px 14px; border: 1px solid var(--border-1); border-radius: 10px;
  text-decoration: none; color: var(--ack-bleu-nuit);
  transition: all 120ms var(--ease-standard);
}
.contact-row:hover { background: var(--ack-cyan-50); border-color: var(--ack-cyan-500); }
.contact-row .material-symbols-outlined { font-size: 22px; color: var(--ack-cyan-700); }
.contact-row .meta { font-size: 11px; color: var(--ack-ink-500); letter-spacing: 0.06em; text-transform: uppercase; }
.contact-row .val { font-size: 14.5px; font-weight: 500; }

/* ----- Footer ----- */
.ack-footer {
  background: var(--ack-bleu-nuit); color: var(--ack-ink-300);
  padding: 56px 0 32px; margin-top: 80px;
}
.ack-footer .container { display: grid; grid-template-columns: 1.8fr 1fr 1fr 1.2fr 1fr; gap: 32px; }
.ack-footer h4 { color: var(--ack-blanc-craie); font: 700 13px var(--font-sans); letter-spacing: 0.06em; text-transform: uppercase; margin: 0 0 14px; }
.ack-footer a { display: block; color: var(--ack-ink-300); font-size: 13.5px; padding: 4px 0; }

/* =====================================================================
   RESPONSIVE — Mobile-first overrides
   Breakpoints: 1100px (tablet), 768px (mobile), 480px (small mobile)
   ===================================================================== */

/* Hamburger button — hidden on desktop */
.ack-burger {
  display: none;
  width: 44px; height: 44px; padding: 0;
  background: transparent; border: 0; cursor: pointer;
  flex-direction: column; justify-content: center; align-items: center; gap: 5px;
  margin-left: auto;
}
.ack-burger span {
  display: block; width: 22px; height: 2px;
  background: var(--ack-bleu-nuit); border-radius: 2px;
  transition: transform 200ms var(--ease-standard), opacity 200ms;
}

/* Mobile drawer — hidden on desktop */
.ack-mobile-drawer {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(11, 22, 51, 0.45);
  opacity: 0; pointer-events: none;
  transition: opacity 220ms var(--ease-standard);
}
.ack-mobile-drawer.open { opacity: 1; pointer-events: auto; }
.ack-mobile-panel {
  position: absolute; top: 0; right: 0; bottom: 0;
  width: min(380px, 88vw);
  background: var(--ack-blanc-craie);
  display: flex; flex-direction: column;
  padding: 20px 24px 32px;
  transform: translateX(100%);
  transition: transform 280ms var(--ease-standard);
  overflow-y: auto;
}
.ack-mobile-drawer.open .ack-mobile-panel { transform: translateX(0); }
.ack-mobile-head {
  display: flex; align-items: center; justify-content: space-between;
  padding-bottom: 18px; margin-bottom: 8px;
  border-bottom: 1px solid var(--border-1);
}
.ack-mobile-close {
  width: 44px; height: 44px; border: 0; background: transparent;
  cursor: pointer; color: var(--ack-bleu-nuit);
  display: grid; place-items: center; border-radius: 8px;
}
.ack-mobile-close:hover { background: var(--ack-ink-100); }
.ack-mobile-link {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; padding: 14px 4px; border: 0; background: transparent;
  font: 500 16px var(--font-sans); color: var(--ack-bleu-nuit);
  text-decoration: none; cursor: pointer; text-align: left;
  border-bottom: 1px solid var(--border-1);
}
.ack-mobile-toggle .material-symbols-outlined { transition: transform 200ms var(--ease-standard); }
.ack-mobile-toggle.open .material-symbols-outlined { transform: rotate(180deg); }
.ack-mobile-sub { padding: 8px 0 16px 12px; display: flex; flex-direction: column; gap: 2px; }
.ack-mobile-sublink {
  display: flex; flex-direction: column; gap: 2px;
  padding: 10px 12px; border-radius: 8px; text-decoration: none;
}
.ack-mobile-sublink:hover { background: var(--ack-cyan-50); }
.ack-mobile-sublink .t { font: 600 14px var(--font-sans); color: var(--ack-bleu-nuit); }
.ack-mobile-sublink .s { font: 400 12.5px var(--font-sans); color: var(--ack-ink-600); }
.ack-mobile-cta {
  margin-top: 24px; justify-content: center;
  width: 100%; height: 48px; font-size: 15px;
}

/* ----- Tablet (≤ 1100px) ----- */
@media (max-width: 1100px) {
  .ack-nav { display: none; }
  .ack-cta-desktop { display: none; }
  .ack-burger { display: flex; }
  .ack-header-inner { padding: 12px 20px; gap: 12px; }
  .ack-logo img { height: 38px; }

  .container { padding: 0 20px; }
  .cards-3 { grid-template-columns: repeat(2, 1fr); }
  .integ-grid { grid-template-columns: repeat(2, 1fr); }
  .band .container { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-visual { margin: 0 auto; max-width: 320px; }
  .band-tools-grid { grid-template-columns: 1fr; gap: 32px; }
  .op-row { grid-template-columns: repeat(2, 1fr); }
  .op-row-3 { grid-template-columns: repeat(2, 1fr) !important; }
  .cert-head { grid-template-columns: 1fr; }
  .ack-footer .container { grid-template-columns: repeat(2, 1fr); gap: 32px 24px; }
}

/* ----- Mobile (≤ 768px) ----- */
@media (max-width: 768px) {
  /* Section padding */
  .section { padding: 56px 0; }
  .hero { padding: 56px 0 48px; }

  /* Hero text */
  .hero h1 { font-size: clamp(32px, 8vw, 44px); margin: 8px 0 14px; }
  .hero .lead { font-size: 16px; }
  .hero-actions { flex-wrap: wrap; }
  .hero-actions .btn { flex: 1 1 auto; justify-content: center; min-width: 0; }

  /* Section heads */
  .section-head h2 { font-size: clamp(26px, 6vw, 34px); }
  .section-head p { font-size: 15.5px; }

  /* Cards stack */
  .cards-3, .cards-2 { grid-template-columns: 1fr; }
  .integ-grid { grid-template-columns: 1fr; }
  .op-row, .op-row-3 { grid-template-columns: 1fr !important; }
  .band .container { grid-template-columns: repeat(2, 1fr); gap: 24px 16px; padding: 32px 20px; }
  .band .stat-num { font-size: 32px; }
  .band .stat-lbl { font-size: 12px; }

  /* Service hero pages */
  .svc-hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .methodo-grid { grid-template-columns: 1fr; }
  .livrables-list { grid-template-columns: 1fr; }
  .cta-band { grid-template-columns: 1fr; padding: 32px 24px; gap: 20px; }

  /* Footer */
  .ack-footer { padding: 48px 0 24px; }
  .ack-footer .container { grid-template-columns: 1fr; gap: 28px; }
  .ack-footer-base { flex-direction: column; gap: 8px; text-align: center; align-items: center !important; }

  /* Forms — tactile sizing */
  .input, .textarea {
    font-size: 16px !important; /* prevents iOS auto-zoom */
    min-height: 44px;
  }
  .textarea { min-height: 110px; }
  .btn { min-height: 44px; }

  /* Contact section */
  .contact-card { padding: 24px; max-width: 100%; }

  /* Blog */
  .post-grid { grid-template-columns: 1fr !important; }

  /* Sections dark */
  .section-dark { padding: 56px 0; }

  /* Cert feed */
  .cert-tabs { flex-wrap: wrap; }
  .cert-tab { font-size: 13px; padding: 10px 12px; }
  .cert-tab-link { margin-left: 0; flex-basis: 100%; padding: 8px 4px; }
  .cert-item { padding: 14px 14px 14px 0; gap: 12px; }
  .cert-item-title { font-size: 14.5px; }
  .cert-item-desc { font-size: 12.5px; }
}

/* ----- Small mobile (≤ 480px) ----- */
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .ack-header-inner { padding: 10px 16px; }
  .ack-logo img { height: 34px; }
  .section { padding: 44px 0; }
  .hero h1 { font-size: 30px; }
}
.ack-footer a:hover { color: var(--ack-cyan-300); }
.ack-footer .brand-block { color: var(--ack-ink-300); font-size: 13.5px; line-height: 1.6; }
.ack-footer .brand-block .word { color: var(--ack-blanc-craie); font-size: 22px; margin-bottom: 12px; display: inline-block; }
.ack-footer-base {
  border-top: 1px solid rgba(255,255,255,0.1); margin-top: 40px; padding-top: 20px;
  font-size: 12px; color: var(--ack-ink-400); display: flex; justify-content: space-between;
}

/* ----- Modal-ish forms ----- */
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font: 600 12px var(--font-sans); letter-spacing: 0.04em; color: var(--ack-bleu-nuit); }
.input, .textarea {
  border: 1px solid var(--ack-ink-200); border-radius: 8px; padding: 12px 14px;
  font: 400 14px var(--font-sans); color: var(--ack-bleu-nuit); background: var(--ack-white);
  outline: none; transition: all 120ms var(--ease-standard);
}
.input { height: 44px; padding: 0 14px; }
.input:focus, .textarea:focus { border-color: var(--ack-cyan-500); box-shadow: var(--shadow-focus); }