/* ==========================================================================
   ORAVIO INC. — Corporate Site
   Design system: institutional blue + verification green, Inter + mono ledger
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,400..800;1,14..32,400..600&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  /* --- Brand palette --- */
  --color-primary: #003087;
  --color-primary-600: #002569;
  --color-primary-400: #1E4DA8;
  --color-primary-200: #A9C1E8;
  --color-primary-100: #E5EDF9;
  --color-accent: #00A676;
  --color-accent-600: #00875F;
  --color-accent-100: #DFF6EE;
  --color-ink: #0F172A;
  --color-slate: #55617A;
  --color-slate-light: #8592A8;
  --color-paper: #F7F8FB;
  --color-white: #FFFFFF;
  --color-border: #E3E7EE;
  --color-border-strong: #C7CEDB;

  /* --- Semantic --- */
  --bg: var(--color-paper);
  --bg-elevated: var(--color-white);
  --text: var(--color-ink);
  --text-muted: var(--color-slate);
  --border: var(--color-border);
  --surface-invert-bg: var(--color-ink);
  --surface-invert-text: #EDF1F9;

  /* --- Type --- */
  --font-display: 'Inter', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', 'SF Mono', ui-monospace, monospace;

  /* --- Scale --- */
  --step--1: clamp(0.83rem, 0.8rem + 0.15vw, 0.9rem);
  --step-0: clamp(1rem, 0.96rem + 0.2vw, 1.1rem);
  --step-1: clamp(1.2rem, 1.12rem + 0.4vw, 1.4rem);
  --step-2: clamp(1.5rem, 1.35rem + 0.75vw, 1.85rem);
  --step-3: clamp(1.9rem, 1.6rem + 1.4vw, 2.5rem);
  --step-4: clamp(2.4rem, 1.9rem + 2.4vw, 3.4rem);
  --step-5: clamp(3rem, 2.2rem + 3.8vw, 4.6rem);

  /* --- Spacing (8pt rhythm) --- */
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4.5rem;
  --space-8: 6.5rem;
  --space-9: 9rem;

  /* --- Layout --- */
  --container: 1200px;
  --container-narrow: 800px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  /* --- Motion --- */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast: 150ms;
  --dur-base: 250ms;
  --dur-slow: 450ms;

  /* --- Elevation --- */
  --shadow-sm: 0 1px 2px rgba(15,23,42,0.06), 0 1px 1px rgba(15,23,42,0.04);
  --shadow-md: 0 6px 20px -6px rgba(15,23,42,0.12), 0 2px 6px rgba(15,23,42,0.06);
  --shadow-lg: 0 20px 60px -12px rgba(15,23,42,0.18), 0 6px 16px rgba(15,23,42,0.08);
  --shadow-glow: 0 0 0 1px rgba(0,166,118,0.25), 0 8px 30px -8px rgba(0,48,135,0.25);

  --header-h: 76px;
}

[data-theme="dark"]{
  --bg: #0B1220;
  --bg-elevated: #111A2E;
  --text: #E7ECF5;
  --text-muted: #93A0BB;
  --border: #1F2C46;
  --border-strong: #2C3B5C;
  --color-primary: #5C8AE0;
  --color-primary-400: #7CA2EA;
  --color-primary-100: #16223D;
  --color-accent: #22D6A2;
  --color-accent-100: #113228;
  --surface-invert-bg: #060A13;
  --surface-invert-text: #EDF1F9;
  --shadow-lg: 0 20px 60px -12px rgba(0,0,0,0.55), 0 6px 16px rgba(0,0,0,0.35);
}

/* ==========================================================================
   Reset
   ========================================================================== */
*, *::before, *::after{ box-sizing: border-box; }
*{ margin: 0; }
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;
    scroll-behavior: auto !important;
  }
}
body{
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  font-size: var(--step-0);
  -webkit-font-smoothing: antialiased;
  transition: background var(--dur-base) var(--ease-out), color var(--dur-base) var(--ease-out);
  overflow-x: hidden;
}
img, picture, svg{ display: block; max-width: 100%; }
a{ color: inherit; text-decoration: none; }
ul, ol{ list-style: none; padding: 0; }
button, input, textarea, select{ font: inherit; color: inherit; }
button{ cursor: pointer; background: none; border: none; }
h1,h2,h3,h4{ font-family: var(--font-display); line-height: 1.12; letter-spacing: -0.02em; font-weight: 700; }
:focus-visible{ outline: 2.5px solid var(--color-accent); outline-offset: 3px; border-radius: 4px; }

/* ==========================================================================
   Utility layout
   ========================================================================== */
.container{ max-width: var(--container); margin-inline: auto; padding-inline: var(--space-4); }
.container--narrow{ max-width: var(--container-narrow); }
.section{ padding-block: var(--space-8); }
.section--tight{ padding-block: var(--space-6); }
.stack > * + *{ margin-top: var(--space-4); }
.eyebrow{
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent-600);
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  font-weight: 500;
}
[data-theme="dark"] .eyebrow{ color: var(--color-accent); }
.eyebrow::before{
  content:"";
  width: 22px; height: 1.5px;
  background: currentColor;
  display: inline-block;
}
.text-muted{ color: var(--text-muted); }
.sr-only{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0;
}
.skip-link{
  position:absolute; left: 1rem; top: -60px;
  background: var(--color-primary); color:#fff;
  padding: 0.7em 1.2em; border-radius: var(--radius-sm);
  z-index: 999; transition: top var(--dur-base) var(--ease-out);
  font-weight: 600;
}
.skip-link:focus{ top: 1rem; }

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn{
  display: inline-flex; align-items: center; justify-content:center; gap: 0.55em;
  padding: 0.85em 1.6em;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: var(--step--1);
  min-height: 44px;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), background var(--dur-base) var(--ease-out), color var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out);
  white-space: nowrap;
}
.btn:active{ transform: scale(0.97); }
.btn-primary{ background: var(--color-primary); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover{ background: var(--color-primary-600, var(--color-primary-400)); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.btn-accent{ background: var(--color-accent); color: #05261c; }
.btn-accent:hover{ background: var(--color-accent-600); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-ghost{ background: transparent; color: var(--text); border: 1.5px solid var(--border-strong, var(--color-border-strong)); }
.btn-ghost:hover{ border-color: var(--color-primary); color: var(--color-primary); background: var(--color-primary-100); }
[data-theme="dark"] .btn-ghost:hover{ color: var(--color-primary-400); background: var(--color-primary-100); }
.btn-sm{ padding: 0.6em 1.2em; font-size: 0.85rem; min-height: 38px; }
.btn-icon{ width: 1.1em; height: 1.1em; flex-shrink:0; }

/* ==========================================================================
   Header / Nav
   ========================================================================== */
.site-header{
  position: fixed; inset-inline: 0; top: 0; z-index: 100;
  height: var(--header-h);
  display:flex; align-items:center;
  background: color-mix(in srgb, var(--bg-elevated) 78%, transparent);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur-base) var(--ease-out), background var(--dur-base) var(--ease-out);
}
.site-header.is-scrolled{ border-bottom-color: var(--border); box-shadow: 0 4px 24px -12px rgba(15,23,42,0.12); }
.header-inner{ display:flex; align-items:center; justify-content:space-between; width:100%; gap: var(--space-4); }
.brand{ display:flex; align-items:center; gap: 0.6em; font-family: var(--font-display); font-weight: 800; font-size: 1.25rem; letter-spacing: -0.01em; flex-shrink:0; }
.brand-mark{ width: 34px; height: 34px; flex-shrink:0; }
.brand-mark circle, .brand-mark path{ transition: stroke var(--dur-base), fill var(--dur-base); }

.main-nav{ display:flex; align-items:center; gap: var(--space-5); }
.main-nav ul{ display:flex; gap: var(--space-4); }
.main-nav a{
  font-size: 0.92rem; font-weight: 500; color: var(--text-muted);
  position: relative; padding-block: 0.4em;
  transition: color var(--dur-fast) var(--ease-out);
}
.main-nav a::after{
  content:""; position:absolute; left:0; right:0; bottom:-2px; height:2px;
  background: var(--color-accent); transform: scaleX(0); transform-origin: left;
  transition: transform var(--dur-base) var(--ease-out);
}
.main-nav a:hover, .main-nav a[aria-current="page"]{ color: var(--text); }
.main-nav a:hover::after, .main-nav a[aria-current="page"]::after{ transform: scaleX(1); }

.header-actions{ display:flex; align-items:center; gap: var(--space-2); }
.icon-btn{
  width: 40px; height: 40px; border-radius: 50%;
  display:flex; align-items:center; justify-content:center;
  color: var(--text-muted);
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.icon-btn:hover{ background: var(--color-primary-100); color: var(--color-primary); }
.icon-btn svg{ width: 19px; height: 19px; }
.icon-btn .icon-moon{ display:none; }
[data-theme="dark"] .icon-btn .icon-sun{ display:none; }
[data-theme="dark"] .icon-btn .icon-moon{ display:block; }

.lang-switch{
  display:flex; align-items:center; border: 1.5px solid var(--border-strong, var(--color-border-strong));
  border-radius: var(--radius-pill); overflow:hidden; font-family: var(--font-mono); font-size: 0.78rem; font-weight: 600;
}
.lang-switch button{ padding: 0.5em 0.85em; color: var(--text-muted); transition: background var(--dur-fast), color var(--dur-fast); }
.lang-switch button[aria-pressed="true"]{ background: var(--color-primary); color: #fff; }

.nav-toggle{ display:none; width: 44px; height:44px; align-items:center; justify-content:center; border-radius: var(--radius-sm); }
.nav-toggle svg{ width: 22px; height: 22px; }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{
  position: relative;
  padding-top: calc(var(--header-h) + var(--space-8));
  padding-bottom: var(--space-8);
  overflow: hidden;
  background: var(--bg);
}
.hero-grid{
  display:grid; grid-template-columns: 1.05fr 0.95fr; gap: var(--space-7);
  align-items:center;
}
.hero-copy h1{ font-size: var(--step-5); margin-top: var(--space-3); }
.hero-copy h1 em{ font-style:normal; color: var(--color-primary); position:relative; }
[data-theme="dark"] .hero-copy h1 em{ color: var(--color-primary-400); }
.hero-lede{ font-size: var(--step-1); color: var(--text-muted); margin-top: var(--space-4); max-width: 46ch; }
.hero-cta{ display:flex; gap: var(--space-3); margin-top: var(--space-5); flex-wrap:wrap; }
.hero-proof{ display:flex; gap: var(--space-5); margin-top: var(--space-7); flex-wrap:wrap; }
.hero-proof .proof-item{ display:flex; flex-direction:column; }
.hero-proof strong{ font-family: var(--font-mono); font-size: var(--step-2); color: var(--color-primary); }
[data-theme="dark"] .hero-proof strong{ color: var(--color-primary-400); }
.hero-proof span{ font-size: 0.82rem; color: var(--text-muted); }

.hero-visual{ position: relative; aspect-ratio: 1/1; display:flex; align-items:center; justify-content:center; }
.hero-visual svg{ width: 100%; height: 100%; }

/* Network line-art signature graphic */
.net-node{ fill: var(--color-primary); }
[data-theme="dark"] .net-node{ fill: var(--color-primary-400); }
.net-node.accent{ fill: var(--color-accent); }
.net-line{ stroke: var(--color-border-strong); stroke-width: 1.4; fill:none; }
[data-theme="dark"] .net-line{ stroke: var(--border-strong); }
.net-line.live{ stroke: var(--color-accent); stroke-dasharray: 6 8; animation: dash 16s linear infinite; }
.net-pulse{ fill: var(--color-accent); opacity:0.18; animation: pulse 3.2s var(--ease-in-out) infinite; }
@keyframes dash{ to{ stroke-dashoffset: -400; } }
@keyframes pulse{ 0%,100%{ transform: scale(1); opacity:0.18; } 50%{ transform: scale(1.35); opacity:0; } }
@keyframes float-y{ 0%,100%{ transform: translateY(0);} 50%{ transform: translateY(-8px);} }

/* ==========================================================================
   Reveal on scroll
   ========================================================================== */
[data-reveal]{ opacity:0; transform: translateY(28px); transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out); }
[data-reveal].is-visible{ opacity:1; transform: translateY(0); }
[data-reveal-group] [data-reveal]:nth-child(1){ transition-delay: 0ms; }
[data-reveal-group] [data-reveal]:nth-child(2){ transition-delay: 90ms; }
[data-reveal-group] [data-reveal]:nth-child(3){ transition-delay: 180ms; }
[data-reveal-group] [data-reveal]:nth-child(4){ transition-delay: 270ms; }
[data-reveal-group] [data-reveal]:nth-child(5){ transition-delay: 360ms; }
[data-reveal-group] [data-reveal]:nth-child(6){ transition-delay: 450ms; }

/* Meridian signature visual */
.meridian { position: relative; aspect-ratio: 1 / 1; max-width: 460px; margin-inline: auto; }
.meridian svg { width: 100%; height: 100%; }
.meridian__node-label {
  font-family: var(--font-mono); font-size: 10px; fill: var(--text-muted);
}
.meridian__pulse { animation: pulse-ring 3s ease-out infinite; transform-origin: center; }
.meridian__pulse--delay { animation-delay: 1.5s; }
.meridian__path { stroke-dasharray: 4 6; animation: dash-flow 22s linear infinite; }

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(1.3); }
}
@keyframes pulse-ring {
  0% { opacity: 0.55; transform: scale(0.6); }
  100% { opacity: 0; transform: scale(2.6); }
}
@keyframes dash-flow {
  to { stroke-dashoffset: -400; }
}
@media (prefers-reduced-motion: reduce) {
  .meridian__pulse, .hero__tag .dot, .meridian__path { animation: none; }
}


/* ==========================================================================
   Section heads
   ========================================================================== */
.section-head{ max-width: 640px; margin-bottom: var(--space-6); }
.section-head h2{ font-size: var(--step-3); margin-top: var(--space-2); }
.section-head p{ color: var(--text-muted); margin-top: var(--space-3); font-size: var(--step-0); }
.section-head.center{ margin-inline:auto; text-align:center; }

/* ==========================================================================
   Cards / Grids
   ========================================================================== */
.grid{ display:grid; gap: var(--space-4); }
.grid-2{ grid-template-columns: repeat(2, 1fr); }
.grid-3{ grid-template-columns: repeat(3, 1fr); }
.grid-4{ grid-template-columns: repeat(4, 1fr); }

.card{
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out);
}
.card:hover{ transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--border-strong, var(--color-border-strong)); }
.card-icon{
  width: 46px; height: 46px; border-radius: var(--radius-sm);
  display:flex; align-items:center; justify-content:center;
  background: var(--color-primary-100); color: var(--color-primary); margin-bottom: var(--space-3);
}
[data-theme="dark"] .card-icon{ color: var(--color-primary-400); }
.card-icon svg{ width: 22px; height: 22px; }
.card h3{ font-size: var(--step-1); margin-bottom: var(--space-2); }
.card p{ color: var(--text-muted); font-size: 0.94rem; }

/* Value pillars */
.values-grid .card{ text-align:left; }

/* Dual anchor / bicephale section */
.dual-anchor{ display:grid; grid-template-columns: 1fr 1fr; border-radius: var(--radius-lg); overflow:hidden; border:1px solid var(--border); }
.anchor-panel{ padding: var(--space-6); position:relative; }
.anchor-panel.ca{ background: var(--color-primary); color:#fff; }
.anchor-panel.cm{ background: var(--color-ink); color:#fff; }
.anchor-panel .flag-tag{ font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.1em; text-transform:uppercase; opacity: 0.75; }
.anchor-panel h3{ color:#fff; font-size: var(--step-2); margin-top: var(--space-2); }
.anchor-panel p{ color: rgba(255,255,255,0.78); margin-top: var(--space-3); max-width: 42ch; }
.anchor-divider{
  position:absolute; left:50%; top:0; bottom:0; width: 1px;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.35), transparent);
  display:none;
}

/* Certificate block (legal registry, signature element) */
.certificate{
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  position: relative;
  box-shadow: var(--shadow-md);
  overflow:hidden;
}
.certificate::before{
  content:"";
  position:absolute; inset:0;
  background-image: repeating-linear-gradient(135deg, transparent 0 22px, color-mix(in srgb, var(--color-primary) 4%, transparent) 22px 23px);
  pointer-events:none;
}
.certificate-head{ display:flex; align-items:center; justify-content:space-between; gap: var(--space-4); flex-wrap:wrap; position:relative; }
.certificate-seal{ width:56px; height:56px; flex-shrink:0; }
.certificate-status{
  display:inline-flex; align-items:center; gap:0.5em;
  font-family: var(--font-mono); font-size: 0.78rem; font-weight:600;
  color: var(--color-accent-600); background: var(--color-accent-100);
  padding: 0.4em 0.9em; border-radius: var(--radius-pill);
}
[data-theme="dark"] .certificate-status{ color: var(--color-accent); }
.certificate-status .dot{ width:7px; height:7px; border-radius:50%; background: var(--color-accent); animation: blink 2s ease-in-out infinite; }
@keyframes blink{ 50%{ opacity:0.35; } }
.certificate-grid{
  margin-top: var(--space-5); display:grid; grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4); position:relative;
  border-top: 1px dashed var(--border-strong, var(--color-border-strong)); padding-top: var(--space-5);
}
.cert-field dt{ font-family: var(--font-mono); font-size: 0.72rem; text-transform:uppercase; letter-spacing:0.08em; color: var(--text-muted); }
.cert-field dd{ margin-top: 0.35em; font-family: var(--font-mono); font-size: 0.98rem; font-weight:600; }
.certificate-directors{ margin-top: var(--space-5); padding-top: var(--space-5); border-top: 1px dashed var(--border-strong, var(--color-border-strong)); position:relative; }
.certificate-directors h4{ font-size: 0.9rem; text-transform:uppercase; letter-spacing:0.06em; color: var(--text-muted); font-weight:600; margin-bottom: var(--space-3); }
.director-row{ display:flex; justify-content:space-between; gap: var(--space-3); padding-block: 0.6em; border-bottom: 1px solid var(--border); font-size: 0.92rem; flex-wrap:wrap; }
.director-row:last-child{ border-bottom:none; }
.director-row .d-loc{ color: var(--text-muted); font-family: var(--font-mono); font-size: 0.82rem; }

/* Timeline */
.timeline{ position:relative; padding-left: var(--space-5); border-left: 2px solid var(--border); }
.timeline-item{ position:relative; padding-bottom: var(--space-6); }
.timeline-item:last-child{ padding-bottom:0; }
.timeline-item::before{
  content:""; position:absolute; left: calc(-1 * var(--space-5) - 5.5px); top: 4px;
  width:11px; height:11px; border-radius:50%; background: var(--color-accent); box-shadow: 0 0 0 4px var(--bg);
}
.timeline-item time{ font-family: var(--font-mono); font-size: 0.8rem; color: var(--color-primary); font-weight:600; }
[data-theme="dark"] .timeline-item time{ color: var(--color-primary-400); }
.timeline-item h4{ font-size: 1.05rem; margin-top: 0.3em; }
.timeline-item p{ color: var(--text-muted); margin-top: 0.4em; max-width: 60ch; }

/* Team */
.team-card{ text-align:left; }
.team-photo{
  width:100%; aspect-ratio: 4/3; border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary-100), var(--color-accent-100));
  display:flex; align-items:center; justify-content:center;
  font-family: var(--font-display); font-weight:800; font-size: 2rem; color: var(--color-primary);
  margin-bottom: var(--space-4); overflow:hidden; position:relative;
}
[data-theme="dark"] .team-photo{ color: var(--color-primary-400); }
.team-card .role{ font-family: var(--font-mono); font-size: 0.78rem; text-transform:uppercase; letter-spacing:0.06em; color: var(--color-accent-600); margin-bottom:0.3em; display:block; }
[data-theme="dark"] .team-card .role{ color: var(--color-accent); }
.team-card blockquote{ font-size: 0.9rem; font-style: italic; color: var(--text-muted); margin-top: var(--space-3); border-left: 2px solid var(--color-accent); padding-left: 0.9em; }

/* Ecosystem product card */
.product-card{
  display:grid; grid-template-columns: 1fr 1.15fr; gap: var(--space-6);
  align-items:center; padding: var(--space-6);
  border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--bg-elevated);
}
.product-card .tag-live{
  display:inline-flex; align-items:center; gap:0.5em; font-family: var(--font-mono); font-size: 0.75rem;
  color: var(--color-accent-600); background: var(--color-accent-100); padding: 0.35em 0.8em; border-radius: var(--radius-pill); font-weight:600;
}
[data-theme="dark"] .product-card .tag-live{ color: var(--color-accent); }
.product-card h3{ font-size: var(--step-3); margin-top: var(--space-3); }
.product-card .stats-row{ display:flex; gap: var(--space-5); margin-top: var(--space-4); flex-wrap:wrap; }
.product-card .stats-row strong{ font-family: var(--font-mono); font-size: 1.4rem; color: var(--color-primary); display:block; }
[data-theme="dark"] .product-card .stats-row strong{ color: var(--color-primary-400); }
.product-card .stats-row span{ font-size:0.8rem; color: var(--text-muted); }
.product-visual{
  border-radius: var(--radius-md); overflow:hidden; background: var(--color-primary-100);
  aspect-ratio: 4/3; display:flex; align-items:center; justify-content:center; position:relative;
}
.product-visual svg{ width: 78%; }

.roadmap-card{ position:relative; opacity: 0.92; }
.roadmap-card .tag-soon{
  font-family: var(--font-mono); font-size: 0.72rem; text-transform:uppercase; letter-spacing: 0.06em;
  color: var(--text-muted); background: var(--color-border); padding: 0.3em 0.75em; border-radius: var(--radius-pill);
}

/* Careers */
.culture-list li{ display:flex; gap: 0.8em; padding-block: 0.7em; border-bottom: 1px solid var(--border); }
.culture-list li:last-child{ border-bottom:none; }
.culture-list svg{ width:20px; height:20px; color: var(--color-accent); flex-shrink:0; margin-top:0.15em; }
.open-role{
  display:flex; align-items:center; justify-content:space-between; padding: var(--space-4);
  border:1px solid var(--border); border-radius: var(--radius-md); gap: var(--space-3); flex-wrap:wrap;
}
.open-role .role-meta{ font-size:0.85rem; color: var(--text-muted); margin-top:0.3em; }

/* CTA band */
.cta-band{
  background: var(--color-ink); color: #EDF1F9; border-radius: var(--radius-lg);
  padding: var(--space-7); text-align:center; position:relative; overflow:hidden;
}
.cta-band h2{ color:#fff; font-size: var(--step-3); }
.cta-band p{ color: rgba(255,255,255,0.72); margin-top: var(--space-3); max-width:56ch; margin-inline:auto; }
.cta-band .hero-cta{ justify-content:center; margin-top: var(--space-5); }
.cta-band .btn-ghost{ border-color: rgba(255,255,255,0.35); color:#fff; }
.cta-band .btn-ghost:hover{ background: rgba(255,255,255,0.1); border-color:#fff; color:#fff; }

/* ==========================================================================
   Forms (Contact)
   ========================================================================== */
.contact-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: var(--space-7); align-items:start; }
.form-field{ display:flex; flex-direction:column; gap:0.5em; margin-bottom: var(--space-4); }
.form-field label{ font-size:0.85rem; font-weight:600; }
.form-field .req{ color: var(--color-accent-600); }
.form-field input, .form-field textarea, .form-field select{
  background: var(--bg-elevated); border: 1.5px solid var(--border-strong, var(--color-border-strong));
  border-radius: var(--radius-sm); padding: 0.85em 1em; min-height:44px;
  transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.form-field textarea{ min-height: 140px; resize: vertical; }
.form-field input:focus, .form-field textarea:focus, .form-field select:focus{
  border-color: var(--color-primary); box-shadow: 0 0 0 4px var(--color-primary-100); outline:none;
}
.form-field .field-error{ font-size:0.78rem; color:#C1272D; min-height: 1.1em; }
.form-field.has-error input, .form-field.has-error textarea{ border-color:#C1272D; }
.form-status{
  padding: var(--space-3) var(--space-4); border-radius: var(--radius-sm); font-size:0.9rem; margin-top: var(--space-3);
  display:none;
}
.form-status.show{ display:block; }
.form-status.ok{ background: var(--color-accent-100); color: var(--color-accent-600); }
.form-status.err{ background:#FDEBEC; color:#C1272D; }
.contact-info-card{ background: var(--bg-elevated); border:1px solid var(--border); border-radius: var(--radius-md); padding: var(--space-5); }
.contact-info-card .info-row{ display:flex; gap:0.8em; padding-block: 0.75em; border-bottom:1px solid var(--border); }
.contact-info-card .info-row:last-child{ border-bottom:none; }
.contact-info-card svg{ width:20px; height:20px; color: var(--color-primary); flex-shrink:0; margin-top:0.1em; }
[data-theme="dark"] .contact-info-card svg{ color: var(--color-primary-400); }
.contact-info-card strong{ display:block; font-size:0.82rem; text-transform:uppercase; letter-spacing:0.04em; color: var(--text-muted); margin-bottom:0.2em; }

/* ==========================================================================
   Legal page (tabs)
   ========================================================================== */
.legal-tabs{ display:flex; gap: var(--space-2); border-bottom:1px solid var(--border); margin-bottom: var(--space-6); flex-wrap:wrap; }
.legal-tab{
  padding: 0.9em 1.4em; font-weight:600; font-size:0.9rem; color: var(--text-muted);
  border-bottom: 2.5px solid transparent; margin-bottom:-1px;
  transition: color var(--dur-fast), border-color var(--dur-fast);
}
.legal-tab[aria-selected="true"]{ color: var(--color-primary); border-color: var(--color-accent); }
[data-theme="dark"] .legal-tab[aria-selected="true"]{ color: var(--color-primary-400); }
.legal-panel{ display:none; }
.legal-panel.active{ display:block; }
.legal-panel h2{ font-size: var(--step-2); margin-top: var(--space-6); margin-bottom: var(--space-2); }
.legal-panel h2:first-child{ margin-top:0; }
.legal-panel p, .legal-panel li{ color: var(--text-muted); margin-top: var(--space-2); max-width: 72ch; }
.legal-panel ul{ list-style: disc; padding-left: 1.3em; }
.legal-panel ul li{ margin-top: 0.5em; }
.legal-meta{ font-family: var(--font-mono); font-size:0.82rem; color: var(--text-muted); margin-bottom: var(--space-5); }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer{ background: var(--color-ink); color: #C6CEDF; padding-block: var(--space-7) var(--space-5); margin-top: var(--space-8); }
.footer-grid{ display:grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: var(--space-6); }
.footer-brand .brand{ color:#fff; }
.footer-brand p{ margin-top: var(--space-3); color:#8B96AD; max-width:32ch; font-size:0.9rem; }
.footer-col h4{ color:#fff; font-size:0.82rem; text-transform:uppercase; letter-spacing:0.06em; margin-bottom: var(--space-3); }
.footer-col li{ margin-bottom:0.7em; }
.footer-col a{ color:#A9B4CB; font-size:0.9rem; transition: color var(--dur-fast); }
.footer-col a:hover{ color:#fff; }
.footer-bottom{ display:flex; justify-content:space-between; align-items:center; margin-top: var(--space-7); padding-top: var(--space-4); border-top:1px solid rgba(255,255,255,0.08); font-size:0.8rem; color:#7C879E; flex-wrap:wrap; gap: var(--space-2); }
.footer-social{ display:flex; gap: var(--space-2); }
.footer-social a{ width:36px; height:36px; border-radius:50%; background: rgba(255,255,255,0.06); display:flex; align-items:center; justify-content:center; }
.footer-social svg{ width:16px; height:16px; }
.footer-social a:hover{ background: var(--color-accent); color:#05261c; }

/* ==========================================================================
   Cookie banner (Loi 25)
   ========================================================================== */
.cookie-banner{
  position: fixed; left: var(--space-4); right: var(--space-4); bottom: var(--space-4); z-index: 200;
  max-width: 560px; margin-inline:auto;
  background: var(--bg-elevated); border:1px solid var(--border); border-radius: var(--radius-md);
  padding: var(--space-5); box-shadow: var(--shadow-lg);
  transform: translateY(140%); opacity:0; transition: transform var(--dur-slow) var(--ease-out), opacity var(--dur-slow) var(--ease-out);
}
.cookie-banner.show{ transform: translateY(0); opacity:1; }
.cookie-banner h3{ font-size:1rem; display:flex; align-items:center; gap:0.5em; }
.cookie-banner h3 svg{ width:18px; height:18px; color: var(--color-accent); }
.cookie-banner p{ font-size:0.86rem; color: var(--text-muted); margin-top: var(--space-2); }
.cookie-banner a{ color: var(--color-primary); text-decoration: underline; }
[data-theme="dark"] .cookie-banner a{ color: var(--color-primary-400); }
.cookie-actions{ display:flex; gap: var(--space-2); margin-top: var(--space-4); flex-wrap:wrap; }
.cookie-details{ margin-top: var(--space-4); display:none; border-top:1px solid var(--border); padding-top: var(--space-4); }
.cookie-details.show{ display:block; }
.cookie-row{ display:flex; align-items:center; justify-content:space-between; padding-block:0.6em; gap: var(--space-3); }
.cookie-row strong{ font-size:0.88rem; }
.cookie-row p{ margin-top:0.15em; font-size:0.78rem; }
.switch{ position:relative; width:42px; height:24px; flex-shrink:0; }
.switch input{ opacity:0; width:100%; height:100%; position:absolute; margin:0; cursor:pointer; }
.switch .track{ position:absolute; inset:0; background: var(--border-strong, var(--color-border-strong)); border-radius: var(--radius-pill); transition: background var(--dur-fast); }
.switch .thumb{ position:absolute; top:3px; left:3px; width:18px; height:18px; border-radius:50%; background:#fff; transition: transform var(--dur-fast) var(--ease-out); box-shadow: var(--shadow-sm); }
.switch input:checked ~ .track{ background: var(--color-accent); }
.switch input:checked ~ .thumb{ transform: translateX(18px); }
.switch input:disabled ~ .track{ background: var(--color-accent); opacity:0.5; }

/* ==========================================================================
   Page hero (secondary pages)
   ========================================================================== */
.page-hero{ padding-top: calc(var(--header-h) + var(--space-7)); padding-bottom: var(--space-6); }
.page-hero h1{ font-size: var(--step-4); margin-top: var(--space-3); max-width: 18ch; }
.page-hero p{ color: var(--text-muted); margin-top: var(--space-4); font-size: var(--step-1); max-width: 60ch; }
.breadcrumb{ font-family: var(--font-mono); font-size:0.8rem; color: var(--text-muted); }
.breadcrumb a:hover{ color: var(--color-primary); }

/* ==========================================================================
   i18n — long-form dual-language blocks (legal page)
   ========================================================================== */
html[data-lang="fr"] [data-lang-block="en"]{ display:none; }
html[data-lang="en"] [data-lang-block="fr"]{ display:none; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns:1fr; }
  .hero-visual{ order:-1; max-width: 380px; margin-inline:auto; }
  .grid-4{ grid-template-columns: repeat(2,1fr); }
  .grid-3{ grid-template-columns: repeat(2,1fr); }
  .certificate-grid{ grid-template-columns: repeat(2,1fr); }
  .dual-anchor{ grid-template-columns:1fr; }
  .product-card{ grid-template-columns:1fr; }
  .product-visual{ order:-1; }
  .contact-grid{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px){
  .main-nav ul, .lang-switch{ display:none; }
  .nav-toggle{ display:flex; }
  .grid-2, .grid-3, .grid-4, .certificate-grid{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; gap: var(--space-5); }
  .footer-bottom{ flex-direction:column; align-items:flex-start; }
  .cta-band{ padding: var(--space-6) var(--space-4); }
  .cookie-banner{ left: var(--space-3); right: var(--space-3); bottom: var(--space-3); }
}
@media (max-width: 720px){
  body.nav-open .mobile-nav-panel{ transform: translateX(0); }
}

/* Mobile nav panel */
.mobile-nav-panel{
  position: fixed; top: var(--header-h); right:0; bottom:0; width: min(340px, 86vw);
  background: var(--bg-elevated); border-left:1px solid var(--border);
  transform: translateX(100%); transition: transform var(--dur-slow) var(--ease-out);
  z-index: 90; padding: var(--space-5); overflow-y:auto;
  box-shadow: var(--shadow-lg);
}
.mobile-nav-panel ul li{ border-bottom:1px solid var(--border); }
.mobile-nav-panel a{ display:block; padding: 1em 0.2em; font-weight:600; font-size:1.05rem; }
.mobile-nav-panel .lang-switch{ display:flex; margin-top: var(--space-4); }
.nav-backdrop{
  position: fixed; inset:0; background: rgba(5,10,20,0.4); z-index: 80;
  opacity:0; pointer-events:none; transition: opacity var(--dur-base) var(--ease-out);
}
body.nav-open .nav-backdrop{ opacity:1; pointer-events:auto; }