/* =============================================================
 * Kalion — feuille de style unifiée (auth, app, admin, public)
 * Source : adapté depuis kalion_landing.html + extensions back-end
 * ============================================================= */

  /* Reset CSS minimal autonome — remplace Tailwind */
  *, *::before, *::after { box-sizing: border-box; }
  html, body { margin: 0; padding: 0; }
  body { line-height: 1.5; min-height: 100vh; }
  h1, h2, h3, h4, h5, h6, p { margin: 0; }
  ul, ol { margin: 0; padding: 0; list-style: none; }
  button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
  a { color: inherit; text-decoration: none; }
  img, svg { display: block; max-width: 100%; }
  input, select, textarea, button { font-family: inherit; }
  .hidden { display: none !important; }
  :root {
    /* Système de design Kalion — registre Stripe / Vercel / Figma */
    --k-bg:           #fafafa;
    --k-bg-soft:      #f4f4f5;
    --k-surface:      #ffffff;
    --k-surface-hi:   #fdfdfd;

    --k-ink:          #1f2937;
    --k-ink-soft:     #374151;
    --k-ink-mute:     #6b7280;
    --k-ink-faint:    #9ca3af;

    --k-border:       #e5e7eb;
    --k-border-soft:  #f3f4f6;
    --k-border-strong:#d1d5db;

    --k-accent:       #1e40af;
    --k-accent-d:     #1e3a8a;
    --k-accent-soft:  #eff6ff;
    --k-accent-line:  #bfdbfe;

    --k-success:      #16a34a;
    --k-success-soft: #f0fdf4;
    --k-success-line: #bbf7d0;

    --k-warn:         #d97706;
    --k-warn-soft:    #fffbeb;
    --k-warn-line:    #fde68a;

    --k-danger:       #dc2626;
    --k-danger-soft:  #fef2f2;
    --k-danger-line:  #fecaca;

    --k-shadow-xs:   0 1px 1px rgba(31,41,55,.04);
    --k-shadow-sm:   0 1px 2px rgba(31,41,55,.05), 0 1px 1px rgba(31,41,55,.03);
    --k-shadow-md:   0 4px 8px rgba(31,41,55,.05), 0 1px 2px rgba(31,41,55,.04);
    --k-shadow-lg:   0 12px 24px rgba(31,41,55,.07), 0 4px 8px rgba(31,41,55,.05);
    --k-shadow-hero: 0 32px 64px -16px rgba(31,41,55,.18), 0 16px 32px -8px rgba(31,41,55,.08);
    --k-ring-focus:  0 0 0 3px rgba(30,64,175,.18);

    --k-tr-fast: 100ms cubic-bezier(.4,0,.2,1);
    --k-tr-base: 150ms cubic-bezier(.4,0,.2,1);
    --k-tr-slow: 250ms cubic-bezier(.4,0,.2,1);
  }

  html, body {
    background: var(--k-bg);
    color: var(--k-ink);
    font-family: 'Geist', system-ui, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    letter-spacing: -0.005em;
    text-rendering: optimizeLegibility;
  }
  body {
    background-image:
      radial-gradient(rgba(31,41,55,.015) 1px, transparent 1px),
      radial-gradient(rgba(31,41,55,.01) 1px, transparent 1px);
    background-size: 3px 3px, 7px 7px;
    background-position: 0 0, 1.5px 1.5px;
  }
  h1, h2, h3, h4 {
    font-weight: 600;
    letter-spacing: -0.025em;
    color: var(--k-ink);
  }
  .num, .mono { font-family: 'IBM Plex Mono', ui-monospace, monospace; font-feature-settings: "tnum"; }

  /* — Containers — */
  .container-k { max-width: 1200px; margin: 0 auto; padding-left: 1.5rem; padding-right: 1.5rem; }
  @media (min-width: 768px) { .container-k { padding-left: 2.5rem; padding-right: 2.5rem; } }

  /* — Navigation — */
  .nav {
    position: sticky; top: 0; z-index: 50;
    background: rgba(250,250,250,.85);
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--k-border-soft);
    transition: border-color var(--k-tr-base);
  }
  .nav__inner {
    display: flex; align-items: center; justify-content: space-between;
    padding: 1rem 0;
  }
  .nav__brand { display: inline-flex; align-items: center; gap: .65rem; font-weight: 600; font-size: 1.05rem; letter-spacing: -0.015em; color: var(--k-ink); }
  .nav__brand svg { width: 28px; height: 28px; }
  .nav__links { display: none; align-items: center; gap: .5rem; }
  @media (min-width: 768px) { .nav__links { display: flex; } }
  .nav__link {
    padding: .5rem .85rem; font-size: .9rem; font-weight: 500; color: var(--k-ink-mute);
    border-radius: 6px; transition: color var(--k-tr-base), background var(--k-tr-base);
  }
  .nav__link:hover { color: var(--k-ink); background: var(--k-bg-soft); }
  .nav__cta { display: inline-flex; align-items: center; gap: .35rem; }

  /* — Boutons — */
  .btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .45rem;
    font-family: inherit; font-weight: 500; cursor: pointer;
    transition: all var(--k-tr-base);
    border-radius: 8px; line-height: 1;
  }
  .btn-primary {
    background: var(--k-ink); color: #fff;
    padding: .85rem 1.4rem; font-size: .95rem;
    border: 1px solid var(--k-ink);
    box-shadow: var(--k-shadow-sm);
  }
  .btn-primary:hover { background: #111827; box-shadow: var(--k-shadow-md); transform: translateY(-1px); }
  .btn-primary:active { transform: translateY(0); box-shadow: var(--k-shadow-xs); }
  .btn-ghost {
    background: var(--k-surface); color: var(--k-ink);
    padding: .8rem 1.3rem; font-size: .92rem;
    border: 1px solid var(--k-border);
    box-shadow: var(--k-shadow-xs);
  }
  .btn-ghost:hover { border-color: var(--k-border-strong); background: var(--k-bg-soft); }
  .btn-sm { padding: .55rem 1rem; font-size: .85rem; }
  .btn-block { width: 100%; }

  /* — Hero — */
  .hero { padding: 4rem 0 5rem; position: relative; overflow: hidden; }
  @media (min-width: 768px) { .hero { padding: 6rem 0 7rem; } }
  .hero__grid { display: grid; gap: 3.5rem; align-items: center; }
  @media (min-width: 1024px) { .hero__grid { grid-template-columns: 5fr 6fr; gap: 4rem; } }
  .hero__overline {
    display: inline-flex; align-items: center; gap: .5rem;
    padding: .35rem .75rem;
    background: var(--k-accent-soft); border: 1px solid var(--k-accent-line);
    border-radius: 9999px;
    font-size: .72rem; font-weight: 500;
    color: var(--k-accent); letter-spacing: .04em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
  }
  .hero__overline::before {
    content: ''; width: 6px; height: 6px;
    border-radius: 50%; background: var(--k-accent);
    box-shadow: 0 0 0 3px rgba(30,64,175,.15);
    animation: pulse 2.5s ease-in-out infinite;
  }
  @keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 3px rgba(30,64,175,.15); }
    50% { box-shadow: 0 0 0 6px rgba(30,64,175,.05); }
  }
  .hero__title {
    font-size: clamp(2.5rem, 5.5vw, 4rem);
    line-height: 1.05;
    letter-spacing: -0.04em;
    font-weight: 600;
    color: var(--k-ink);
    margin-bottom: 1.5rem;
  }
  .hero__title em {
    font-style: normal;
    color: var(--k-accent);
    position: relative;
    display: inline-block;
  }
  .hero__title em::after {
    content: '';
    position: absolute;
    left: 0; right: 0; bottom: -.05em;
    height: .12em;
    background: linear-gradient(90deg, var(--k-accent) 0%, var(--k-accent-line) 100%);
    border-radius: 2px;
    opacity: .35;
  }
  .hero__subtitle {
    font-size: 1.15rem;
    line-height: 1.55;
    color: var(--k-ink-soft);
    margin-bottom: 2.25rem;
    max-width: 32em;
  }
  @media (min-width: 768px) { .hero__subtitle { font-size: 1.22rem; } }
  .hero__ctas { display: flex; gap: .75rem; flex-wrap: wrap; margin-bottom: 1.75rem; }
  .hero__trust {
    display: flex; align-items: center; gap: 1.25rem; flex-wrap: wrap;
    font-size: .82rem; color: var(--k-ink-mute);
  }
  .hero__trust-item { display: inline-flex; align-items: center; gap: .35rem; }
  .hero__trust-item svg { width: 14px; height: 14px; color: var(--k-success); }

  /* Mockup app dans le hero */
  .hero__mockup {
    position: relative;
    border-radius: 16px;
    background: var(--k-surface);
    border: 1px solid var(--k-border);
    box-shadow: var(--k-shadow-hero);
    overflow: hidden;
    transform: perspective(1500px) rotateY(-2deg) rotateX(2deg);
    transition: transform var(--k-tr-slow);
  }
  @media (min-width: 1024px) { .hero__mockup:hover { transform: perspective(1500px) rotateY(0deg) rotateX(0deg); } }
  .hero__mockup::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(30,64,175,.04) 0%, transparent 50%);
    pointer-events: none;
    z-index: 1;
  }
  .mockup__topbar {
    display: flex; align-items: center; gap: .5rem;
    padding: .85rem 1rem;
    border-bottom: 1px solid var(--k-border-soft);
    background: var(--k-bg-soft);
  }
  .mockup__dot { width: 11px; height: 11px; border-radius: 50%; background: var(--k-border-strong); }
  .mockup__dot:nth-child(1) { background: #f87171; }
  .mockup__dot:nth-child(2) { background: #fbbf24; }
  .mockup__dot:nth-child(3) { background: #4ade80; }
  .mockup__url {
    margin-left: 1rem;
    font-size: .72rem; color: var(--k-ink-mute);
    font-family: 'IBM Plex Mono', monospace;
    flex: 1;
    text-align: center;
    padding: .25rem .75rem;
    background: var(--k-surface);
    border-radius: 6px;
    border: 1px solid var(--k-border);
  }
  .mockup__body { padding: 1.5rem; }
  .mockup__week-header {
    display: flex; align-items: baseline;
    gap: .85rem; flex-wrap: wrap;
    padding-bottom: .85rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--k-border);
  }
  .mockup__overline {
    font-size: .58rem; font-weight: 600; letter-spacing: .14em;
    text-transform: uppercase; color: var(--k-ink-mute);
  }
  .mockup__title { font-size: 1.05rem; font-weight: 600; letter-spacing: -0.025em; color: var(--k-ink); }
  .mockup__badge {
    margin-left: auto;
    display: inline-flex; align-items: center; gap: .3rem;
    padding: .15rem .55rem;
    border-radius: 9999px;
    font-size: .62rem; font-weight: 500; text-transform: uppercase; letter-spacing: .04em;
    color: var(--k-success);
    background: var(--k-success-soft);
    border: 1px solid var(--k-success-line);
  }
  .mockup__grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: .5rem; }
  .mockup__day {
    background: var(--k-surface);
    border: 1px solid var(--k-border);
    border-radius: 8px;
    padding: .65rem .55rem;
    display: flex; flex-direction: column; gap: .4rem;
    min-height: 180px;
  }
  .mockup__day-name { font-size: .68rem; font-weight: 600; color: var(--k-ink); }
  .mockup__meal {
    background: var(--k-bg);
    border: 1px solid var(--k-border-soft);
    border-radius: 5px;
    padding: .35rem .4rem;
    display: flex; flex-direction: column; gap: .25rem;
  }
  .mockup__meal-type {
    font-size: .52rem; font-weight: 600; letter-spacing: .12em;
    text-transform: uppercase; color: var(--k-ink-mute);
    display: flex; align-items: center; gap: .25rem;
  }
  .mockup__meal-type::before { content: ''; width: 4px; height: 4px; border-radius: 1px; background: var(--k-ink); }
  .mockup__meal-name { font-size: .62rem; line-height: 1.2; color: var(--k-ink); font-weight: 500; }
  .mockup__indicator {
    display: inline-block;
    font-size: .5rem; font-weight: 500;
    padding: .05rem .3rem;
    border-radius: 9999px;
    border: 1px solid;
    align-self: flex-start;
  }
  .ind-meat   { color: #991b1b; border-color: #fecaca; background: #fef2f2; }
  .ind-fish   { color: var(--k-accent); border-color: var(--k-accent-line); background: var(--k-accent-soft); }
  .ind-veg    { color: var(--k-success); border-color: var(--k-success-line); background: var(--k-success-soft); }
  .ind-leg    { color: #6b21a8; border-color: #e9d5ff; background: #faf5ff; }

  /* — Sections génériques — */
  .section { padding: 5rem 0; position: relative; }
  @media (min-width: 768px) { .section { padding: 6.5rem 0; } }
  .section--alt { background: var(--k-surface); }
  .section--alt::before, .section--alt::after {
    content: '';
    display: block;
    height: 1px;
    background: var(--k-border);
    position: absolute;
    left: 0; right: 0;
  }
  .section--alt::before { top: 0; }
  .section--alt::after { bottom: 0; }

  .section-header { text-align: center; max-width: 720px; margin: 0 auto 3.5rem; }
  .section-header__overline {
    display: inline-block;
    font-size: .72rem; font-weight: 600; letter-spacing: .14em;
    text-transform: uppercase; color: var(--k-accent);
    margin-bottom: 1rem;
  }
  .section-header__title {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 1rem;
  }
  .section-header__subtitle {
    font-size: 1.05rem;
    color: var(--k-ink-soft);
    line-height: 1.55;
  }

  /* — Bandeau partenaires — */
  .partners {
    padding: 2rem 0 0;
    border-top: 1px solid var(--k-border-soft);
    margin-top: -1px;
  }
  .partners__label {
    text-align: center;
    font-size: .72rem; font-weight: 500; letter-spacing: .12em;
    text-transform: uppercase; color: var(--k-ink-mute);
    margin-bottom: 1.5rem;
  }
  .partners__grid {
    display: flex; align-items: center; justify-content: center;
    gap: 2.5rem; flex-wrap: wrap;
    opacity: .55;
  }
  .partners__item {
    font-size: .85rem; font-weight: 500; color: var(--k-ink-mute);
    display: inline-flex; align-items: center; gap: .5rem;
  }
  .partners__dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--k-success);
  }

  /* — Section Pour qui — */
  .audience-grid {
    display: grid; gap: 1.25rem;
    grid-template-columns: 1fr;
  }
  @media (min-width: 768px) { .audience-grid { grid-template-columns: repeat(3, 1fr); } }
  .audience-card {
    background: var(--k-surface);
    border: 1px solid var(--k-border);
    border-radius: 16px;
    padding: 2rem;
    transition: border-color var(--k-tr-base), box-shadow var(--k-tr-base), transform var(--k-tr-slow);
  }
  .audience-card:hover {
    border-color: var(--k-border-strong);
    box-shadow: var(--k-shadow-md);
    transform: translateY(-2px);
  }
  .audience-card__icon {
    width: 48px; height: 48px;
    border-radius: 12px;
    background: var(--k-accent-soft);
    display: inline-flex; align-items: center; justify-content: center;
    margin-bottom: 1.25rem;
    color: var(--k-accent);
  }
  .audience-card__icon svg { width: 24px; height: 24px; }
  .audience-card__title { font-size: 1.2rem; font-weight: 600; margin-bottom: .5rem; letter-spacing: -0.02em; }
  .audience-card__desc { color: var(--k-ink-soft); font-size: .92rem; line-height: 1.55; margin-bottom: 1rem; }
  .audience-card__usecase {
    display: flex; gap: .65rem; align-items: flex-start;
    padding-top: 1rem;
    border-top: 1px dashed var(--k-border);
    font-size: .82rem;
    color: var(--k-ink-mute);
    line-height: 1.5;
  }
  .audience-card__usecase b { color: var(--k-ink); font-weight: 600; }
  .audience-card__usecase-icon {
    flex-shrink: 0;
    width: 18px; height: 18px;
    border-radius: 50%;
    background: var(--k-success);
    color: #fff;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: .65rem; font-weight: 700;
  }

  /* — Section Bénéfices — */
  .benefit-grid {
    display: grid; gap: 1rem;
    grid-template-columns: 1fr;
  }
  @media (min-width: 640px) { .benefit-grid { grid-template-columns: repeat(2, 1fr); } }
  @media (min-width: 1024px) { .benefit-grid { grid-template-columns: repeat(3, 1fr); } }
  .benefit-card {
    background: var(--k-surface);
    border: 1px solid var(--k-border);
    border-radius: 14px;
    padding: 1.65rem;
    transition: all var(--k-tr-base);
    position: relative;
    overflow: hidden;
  }
  .benefit-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 28px; height: 28px;
    background: linear-gradient(135deg, var(--k-accent-soft) 0%, transparent 70%);
    pointer-events: none;
  }
  .benefit-card:hover {
    border-color: var(--k-border-strong);
    box-shadow: var(--k-shadow-sm);
  }
  .benefit-card__icon {
    width: 36px; height: 36px;
    border-radius: 8px;
    background: var(--k-bg-soft);
    border: 1px solid var(--k-border);
    display: inline-flex; align-items: center; justify-content: center;
    margin-bottom: 1rem;
    color: var(--k-ink-soft);
    position: relative;
    z-index: 1;
  }
  .benefit-card__icon svg { width: 18px; height: 18px; }
  .benefit-card__title { font-size: 1.02rem; font-weight: 600; margin-bottom: .4rem; letter-spacing: -0.015em; }
  .benefit-card__desc { color: var(--k-ink-mute); font-size: .88rem; line-height: 1.55; }

  /* — Section Comment ça marche — */
  .steps {
    display: grid; gap: 2rem;
    position: relative;
  }
  @media (min-width: 1024px) { .steps { grid-template-columns: repeat(3, 1fr); gap: 3rem; } }
  .steps::before {
    content: '';
    position: absolute;
    display: none;
    top: 32px;
    left: 16.66%; right: 16.66%;
    height: 2px;
    background-image: linear-gradient(to right, var(--k-border) 50%, transparent 50%);
    background-size: 12px 2px;
    z-index: 0;
  }
  @media (min-width: 1024px) { .steps::before { display: block; } }
  .step { position: relative; z-index: 1; text-align: center; }
  .step__num {
    width: 64px; height: 64px;
    border-radius: 50%;
    background: var(--k-surface);
    border: 1px solid var(--k-border);
    display: inline-flex; align-items: center; justify-content: center;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 1.35rem; font-weight: 600; color: var(--k-accent);
    margin-bottom: 1.25rem;
    box-shadow: var(--k-shadow-sm);
  }
  .step__title { font-size: 1.15rem; font-weight: 600; margin-bottom: .65rem; letter-spacing: -0.02em; }
  .step__desc { color: var(--k-ink-soft); font-size: .92rem; line-height: 1.55; max-width: 28em; margin: 0 auto; }

  /* — Section Différenciation — */
  .compare {
    background: var(--k-surface);
    border: 1px solid var(--k-border);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--k-shadow-sm);
  }
  .compare__head {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    background: var(--k-bg-soft);
    border-bottom: 1px solid var(--k-border);
  }
  .compare__head-cell {
    padding: 1.25rem 1.25rem;
    font-size: .78rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: .08em;
    color: var(--k-ink-mute);
    text-align: center;
  }
  .compare__head-cell:first-child { text-align: left; color: transparent; }
  .compare__head-cell--main {
    background: var(--k-ink);
    color: #fff;
    font-weight: 600;
    letter-spacing: 0;
    text-transform: none;
    font-size: .95rem;
  }
  .compare__row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    border-bottom: 1px solid var(--k-border-soft);
  }
  .compare__row:last-child { border-bottom: 0; }
  .compare__row-label {
    padding: 1.1rem 1.25rem;
    font-size: .92rem;
    color: var(--k-ink-soft);
    font-weight: 500;
  }
  .compare__cell {
    padding: 1.1rem 1.25rem;
    text-align: center;
    font-size: .85rem;
    color: var(--k-ink-mute);
    display: flex; align-items: center; justify-content: center;
  }
  .compare__cell--main { background: rgba(239,246,255,.4); color: var(--k-ink); font-weight: 500; }
  .compare__yes { color: var(--k-success); font-size: 1.1rem; font-weight: 700; }
  .compare__no  { color: var(--k-ink-faint); font-size: 1.1rem; }
  .compare__partial { color: var(--k-warn); font-weight: 500; font-size: .82rem; }

  /* — Section Tarifs — */
  .pricing-grid {
    display: grid; gap: 1rem;
    grid-template-columns: 1fr;
  }
  @media (min-width: 768px) { .pricing-grid { grid-template-columns: repeat(2, 1fr); } }
  @media (min-width: 1100px) { .pricing-grid { grid-template-columns: repeat(4, 1fr); } }
  .price-card {
    background: var(--k-surface);
    border: 1px solid var(--k-border);
    border-radius: 14px;
    padding: 1.85rem 1.5rem;
    display: flex; flex-direction: column;
    transition: all var(--k-tr-base);
    position: relative;
  }
  .price-card:hover { border-color: var(--k-border-strong); box-shadow: var(--k-shadow-sm); }
  .price-card--featured {
    border-color: var(--k-ink);
    box-shadow: var(--k-shadow-md);
    transform: scale(1.015);
  }
  .price-card--featured:hover {
    transform: scale(1.025);
    box-shadow: var(--k-shadow-lg);
  }
  .price-card__badge {
    position: absolute;
    top: -10px; left: 50%;
    transform: translateX(-50%);
    background: var(--k-ink);
    color: #fff;
    font-size: .68rem; font-weight: 600; letter-spacing: .08em;
    text-transform: uppercase;
    padding: .25rem .65rem;
    border-radius: 9999px;
  }
  .price-card__name {
    font-size: 1.05rem; font-weight: 600;
    letter-spacing: -0.015em;
    margin-bottom: .35rem;
  }
  .price-card__convives {
    font-size: .8rem; color: var(--k-ink-mute);
    margin-bottom: 1.5rem;
    font-weight: 500;
  }
  .price-card__convives b {
    font-family: 'IBM Plex Mono', monospace;
    color: var(--k-ink); font-weight: 600;
  }
  .price-card__amount {
    display: flex; align-items: baseline; gap: .35rem;
    margin-bottom: .35rem;
  }
  .price-card__currency { font-size: 1.15rem; color: var(--k-ink-mute); font-weight: 500; }
  .price-card__price {
    font-family: 'Geist', system-ui, sans-serif;
    font-size: 2.5rem; font-weight: 600;
    letter-spacing: -0.04em;
    color: var(--k-ink);
    line-height: 1;
  }
  .price-card__price--quote {
    font-size: 1.6rem;
    color: var(--k-ink-soft);
  }
  .price-card__period { font-size: .85rem; color: var(--k-ink-mute); font-weight: 500; }
  .price-card__monthly {
    font-size: .76rem; color: var(--k-ink-faint);
    margin-bottom: 1.5rem;
    font-family: 'IBM Plex Mono', monospace;
  }
  .price-card__features {
    list-style: none; padding: 0; margin: 0 0 1.75rem;
    display: flex; flex-direction: column; gap: .65rem;
    flex: 1;
  }
  .price-card__feature {
    display: flex; gap: .55rem; align-items: flex-start;
    font-size: .85rem; color: var(--k-ink-soft);
    line-height: 1.45;
  }
  .price-card__feature-check {
    flex-shrink: 0;
    width: 16px; height: 16px;
    border-radius: 50%;
    background: var(--k-success-soft);
    color: var(--k-success);
    display: inline-flex; align-items: center; justify-content: center;
    font-size: .65rem; font-weight: 700;
    margin-top: 1px;
  }
  .pricing-note {
    margin-top: 2.5rem;
    text-align: center;
    font-size: .82rem;
    color: var(--k-ink-mute);
    line-height: 1.6;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
  }
  .pricing-note b { color: var(--k-ink-soft); font-weight: 600; }

  /* — Section FAQ — */
  .faq { max-width: 760px; margin: 0 auto; }
  .faq__item {
    border-bottom: 1px solid var(--k-border);
    padding: 1.5rem 0;
  }
  .faq__item:first-child { border-top: 1px solid var(--k-border); }
  .faq__question {
    width: 100%;
    text-align: left;
    display: flex; justify-content: space-between; align-items: center;
    gap: 1.5rem;
    background: transparent; border: 0; padding: 0;
    font-family: inherit;
    font-size: 1.05rem; font-weight: 600;
    color: var(--k-ink);
    cursor: pointer;
    letter-spacing: -0.015em;
  }
  .faq__icon {
    flex-shrink: 0;
    width: 24px; height: 24px;
    border-radius: 50%;
    border: 1px solid var(--k-border);
    background: var(--k-surface);
    display: inline-flex; align-items: center; justify-content: center;
    transition: all var(--k-tr-base);
  }
  .faq__icon::before, .faq__icon::after {
    content: '';
    position: absolute;
    background: var(--k-ink-soft);
    transition: transform var(--k-tr-base);
  }
  .faq__icon::before { width: 10px; height: 1.5px; }
  .faq__icon::after { width: 1.5px; height: 10px; }
  .faq__item--open .faq__icon { background: var(--k-ink); border-color: var(--k-ink); }
  .faq__item--open .faq__icon::before, .faq__item--open .faq__icon::after { background: #fff; }
  .faq__item--open .faq__icon::after { transform: scaleY(0); }
  .faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--k-tr-slow), margin var(--k-tr-base);
    color: var(--k-ink-soft);
    font-size: .95rem;
    line-height: 1.65;
  }
  .faq__item--open .faq__answer { max-height: 400px; margin-top: 1rem; }

  /* — CTA final — */
  .cta-final {
    background: var(--k-ink);
    color: #fff;
    border-radius: 24px;
    padding: 3.5rem 2.5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
  }
  .cta-final::before {
    content: '';
    position: absolute;
    top: -50%; left: -10%;
    width: 60%; height: 200%;
    background: radial-gradient(ellipse at center, rgba(30,64,175,.25) 0%, transparent 60%);
    pointer-events: none;
  }
  .cta-final::after {
    content: '';
    position: absolute;
    bottom: -80%; right: -10%;
    width: 50%; height: 200%;
    background: radial-gradient(ellipse at center, rgba(30,64,175,.18) 0%, transparent 60%);
    pointer-events: none;
  }
  .cta-final__content { position: relative; z-index: 1; }
  .cta-final__title {
    font-size: clamp(1.75rem, 3.5vw, 2.4rem);
    line-height: 1.15;
    letter-spacing: -0.03em;
    color: #fff;
    margin-bottom: 1rem;
    font-weight: 600;
  }
  .cta-final__subtitle {
    font-size: 1.05rem;
    color: rgba(255,255,255,.75);
    margin-bottom: 2.25rem;
    max-width: 30em;
    margin-left: auto; margin-right: auto;
    line-height: 1.55;
  }
  .cta-final__btns { display: flex; gap: .75rem; justify-content: center; flex-wrap: wrap; }
  .cta-final .btn-primary {
    background: #fff; color: var(--k-ink);
    border-color: #fff;
  }
  .cta-final .btn-primary:hover { background: #f4f4f5; box-shadow: 0 12px 24px rgba(0,0,0,.25); }
  .cta-final .btn-ghost {
    background: transparent; color: #fff;
    border-color: rgba(255,255,255,.25);
  }
  .cta-final .btn-ghost:hover { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.5); }

  /* — Footer — */
  .footer {
    background: var(--k-bg-soft);
    border-top: 1px solid var(--k-border);
    padding: 4rem 0 2.5rem;
  }
  .footer__grid {
    display: grid; gap: 2.5rem;
    grid-template-columns: 1fr;
    margin-bottom: 3rem;
  }
  @media (min-width: 768px) { .footer__grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }
  .footer__brand-block { max-width: 28em; }
  .footer__brand-text {
    color: var(--k-ink-mute); font-size: .9rem;
    line-height: 1.6; margin: 1rem 0 1.5rem;
  }
  .footer__col-title {
    font-size: .72rem; font-weight: 600;
    letter-spacing: .12em; text-transform: uppercase;
    color: var(--k-ink); margin-bottom: 1.15rem;
  }
  .footer__links { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: .65rem; }
  .footer__link {
    color: var(--k-ink-mute); font-size: .88rem;
    transition: color var(--k-tr-base);
  }
  .footer__link:hover { color: var(--k-ink); }
  .footer__bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--k-border);
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 1rem;
  }
  .footer__copy { font-size: .8rem; color: var(--k-ink-mute); }
  .footer__partnership {
    display: inline-flex; align-items: center; gap: .5rem;
    padding: .35rem .75rem;
    background: var(--k-surface);
    border: 1px solid var(--k-border);
    border-radius: 9999px;
    font-size: .72rem; color: var(--k-ink-soft); font-weight: 500;
  }
  .footer__partnership-dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--k-success);
  }

  /* — Animations d'entrée — */
  @keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
  }
  .reveal { animation: fadeInUp .6s cubic-bezier(.4,0,.2,1) both; }
  .reveal-1 { animation-delay: .05s; }
  .reveal-2 { animation-delay: .1s; }
  .reveal-3 { animation-delay: .15s; }
  .reveal-4 { animation-delay: .2s; }



/* =============================================================
 *  EXTENSIONS — pages auth, app, admin, planificateur
 *  Réutilise la palette --k-* déjà définie ci-dessus
 * ============================================================= */

/* — Containers app — */
.container-app { max-width: 1280px; margin: 0 auto; padding: 0 1.5rem; }
.container-narrow { max-width: 720px; margin: 0 auto; padding: 0 1.5rem; }

/* — Auth pages (login, register, forgot, reset) — */
.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2.5rem 1.5rem;
}
.auth-card {
  width: 100%;
  max-width: 440px;
  background: var(--k-surface);
  border: 1px solid var(--k-border);
  border-radius: 16px;
  padding: 2.25rem;
  box-shadow: var(--k-shadow-md);
}
.auth-brand {
  display: inline-flex; align-items: center; gap: .55rem;
  font-weight: 600; font-size: 1.1rem;
  margin-bottom: 1.5rem; color: var(--k-ink);
}
.auth-brand svg { width: 26px; height: 26px; }
.auth-title { font-size: 1.5rem; font-weight: 600; letter-spacing: -0.025em; margin-bottom: .35rem; }
.auth-subtitle { font-size: .92rem; color: var(--k-ink-mute); margin-bottom: 1.75rem; }
.auth-foot { margin-top: 1.5rem; padding-top: 1.25rem; border-top: 1px solid var(--k-border-soft); font-size: .88rem; color: var(--k-ink-mute); text-align: center; }
.auth-foot a { color: var(--k-accent); font-weight: 500; }
.auth-foot a:hover { color: var(--k-accent-d); text-decoration: underline; }

/* — Form fields — */
.form-row { margin-bottom: 1.1rem; }
.form-row--inline { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }
.label {
  display: block; font-size: .82rem; font-weight: 500; color: var(--k-ink-soft);
  margin-bottom: .4rem; letter-spacing: -0.005em;
}
.input, .select, .textarea {
  width: 100%;
  background: var(--k-surface);
  border: 1px solid var(--k-border);
  border-radius: 8px;
  padding: .65rem .85rem;
  font-size: .95rem;
  color: var(--k-ink);
  transition: border-color var(--k-tr-base), box-shadow var(--k-tr-base);
}
.input:focus, .select:focus, .textarea:focus {
  outline: none;
  border-color: var(--k-accent);
  box-shadow: var(--k-ring-focus);
}
.input::placeholder { color: var(--k-ink-faint); }
.textarea { resize: vertical; min-height: 90px; line-height: 1.5; }
.input--error { border-color: var(--k-danger); }
.field-help { font-size: .78rem; color: var(--k-ink-mute); margin-top: .35rem; }
.field-error { font-size: .8rem; color: var(--k-danger); margin-top: .35rem; font-weight: 500; }

/* — Buttons additionnels — */
.btn-block { width: 100%; }
.btn-mini {
  font-size: .8rem;
  padding: .4rem .75rem;
  border: 1px solid var(--k-border);
  background: var(--k-surface);
  color: var(--k-ink-soft);
  border-radius: 6px;
  font-weight: 500;
  transition: all var(--k-tr-base);
}
.btn-mini:hover { border-color: var(--k-border-strong); background: var(--k-bg-soft); color: var(--k-ink); }
.btn-danger {
  background: var(--k-danger); color: #fff; border: 1px solid var(--k-danger);
  padding: .55rem 1rem; font-size: .85rem; font-weight: 500; border-radius: 6px;
}
.btn-danger:hover { background: #b91c1c; border-color: #b91c1c; }
.btn-link { color: var(--k-accent); font-weight: 500; padding: 0; background: none; border: 0; cursor: pointer; }
.btn-link:hover { text-decoration: underline; }

/* — Flash messages — */
.flash {
  border-radius: 8px; padding: .85rem 1.1rem; margin-bottom: 1rem;
  font-size: .9rem; line-height: 1.5;
  border: 1px solid var(--k-border);
  background: var(--k-bg-soft);
  color: var(--k-ink);
}
.flash--ok  { background: var(--k-success-soft); border-color: var(--k-success-line); color: #166534; }
.flash--err { background: var(--k-danger-soft);  border-color: var(--k-danger-line);  color: #991b1b; }
.flash--warn{ background: var(--k-warn-soft);    border-color: var(--k-warn-line);    color: #92400e; }

/* — App nav — */
.appnav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--k-border);
}
.appnav__inner {
  max-width: 1280px; margin: 0 auto;
  padding: .75rem 1.5rem;
  display: flex; align-items: center; gap: 1.5rem;
}
.appnav__brand { display: inline-flex; align-items: center; gap: .5rem; font-weight: 600; font-size: 1rem; }
.appnav__links { display: none; align-items: center; gap: .25rem; flex: 1; }
@media (min-width: 768px) { .appnav__links { display: flex; } }
.appnav__link {
  padding: .5rem .85rem;
  font-size: .88rem; font-weight: 500;
  color: var(--k-ink-mute);
  border-radius: 6px;
  transition: all var(--k-tr-base);
}
.appnav__link:hover { color: var(--k-ink); background: var(--k-bg-soft); }
.appnav__link.is-active { color: var(--k-ink); background: var(--k-bg-soft); }
.appnav__link--admin { color: var(--k-accent); }
.appnav__link--admin.is-active { color: var(--k-accent); background: var(--k-accent-soft); }
.appnav__user { display: flex; align-items: center; gap: .35rem; margin-left: auto; }
.appnav__usermenu {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .35rem .55rem .35rem .35rem;
  border-radius: 8px;
  font-size: .85rem; color: var(--k-ink-soft);
  transition: background var(--k-tr-base);
}
.appnav__usermenu:hover { background: var(--k-bg-soft); color: var(--k-ink); }
.appnav__avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--k-accent-soft); color: var(--k-accent);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: .8rem; font-weight: 600;
}
.appnav__email { display: none; }
@media (min-width: 640px) { .appnav__email { display: inline; } }
.appnav__logout { margin: 0; }
.appnav__logoutbtn {
  width: 32px; height: 32px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 6px;
  color: var(--k-ink-mute);
  transition: all var(--k-tr-base);
}
.appnav__logoutbtn:hover { background: var(--k-danger-soft); color: var(--k-danger); }
.appnav__banner {
  padding: .65rem 1.5rem;
  font-size: .85rem;
  border-top: 1px solid var(--k-border);
  text-align: center;
}
.appnav__banner--trial { background: var(--k-accent-soft); color: var(--k-accent-d); }
.appnav__banner--warn  { background: var(--k-warn-soft); color: #92400e; }
.appnav__banner--danger{ background: var(--k-danger-soft); color: #991b1b; }
.appnav__bannerlink { font-weight: 600; margin-left: .5rem; text-decoration: underline; }

/* — App content — */
.app-main { padding: 2rem 1.5rem 4rem; max-width: 1280px; margin: 0 auto; }
.page-header { margin-bottom: 2rem; }
.page-header__overline { font-size: .72rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--k-ink-mute); margin-bottom: .65rem; }
.page-header__title { font-size: clamp(1.6rem, 3vw, 2.1rem); letter-spacing: -0.025em; margin-bottom: .35rem; }
.page-header__subtitle { font-size: .98rem; color: var(--k-ink-soft); max-width: 64ch; line-height: 1.55; }

/* — Cards — */
.card {
  background: var(--k-surface);
  border: 1px solid var(--k-border);
  border-radius: 12px;
  box-shadow: var(--k-shadow-xs);
}
.card__head { padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--k-border-soft); display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.card__title { font-size: 1.02rem; font-weight: 600; letter-spacing: -0.015em; }
.card__sub { font-size: .85rem; color: var(--k-ink-mute); }
.card__body { padding: 1.5rem; }
.card__foot { padding: 1rem 1.5rem; border-top: 1px solid var(--k-border-soft); display: flex; gap: .75rem; justify-content: flex-end; background: var(--k-bg-soft); border-radius: 0 0 12px 12px; }

/* — KPI tiles (dashboard) — */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; margin-bottom: 2rem; }
.kpi { background: var(--k-surface); border: 1px solid var(--k-border); border-radius: 12px; padding: 1.25rem; }
.kpi__label { font-size: .72rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--k-ink-mute); margin-bottom: .55rem; }
.kpi__value { font-family: 'IBM Plex Mono', monospace; font-size: 1.75rem; font-weight: 600; letter-spacing: -0.02em; color: var(--k-ink); line-height: 1; }
.kpi__delta { font-size: .8rem; color: var(--k-ink-mute); margin-top: .45rem; }
.kpi__delta--up { color: var(--k-success); }
.kpi__delta--down { color: var(--k-danger); }

/* — Tables (admin / menus list) — */
.table-wrap { background: var(--k-surface); border: 1px solid var(--k-border); border-radius: 12px; overflow: hidden; }
.table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.table th, .table td { padding: .85rem 1rem; text-align: left; border-bottom: 1px solid var(--k-border-soft); vertical-align: middle; }
.table thead th { background: var(--k-bg-soft); font-size: .72rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--k-ink-mute); }
.table tbody tr:last-child td { border-bottom: 0; }
.table tbody tr:hover { background: var(--k-bg-soft); }
.table .actions { text-align: right; white-space: nowrap; }
.table .actions .btn-mini, .table .actions .btn-danger { margin-left: .35rem; }

/* — Pills / badges (status) — */
.pill {
  display: inline-flex; align-items: center; gap: .35rem;
  padding: .2rem .65rem;
  border-radius: 9999px;
  font-size: .72rem; font-weight: 600;
  letter-spacing: .04em;
  border: 1px solid var(--k-border);
  background: var(--k-bg-soft);
  color: var(--k-ink-soft);
  white-space: nowrap;
}
.pill--ok    { background: var(--k-success-soft); border-color: var(--k-success-line); color: #166534; }
.pill--warn  { background: var(--k-warn-soft);    border-color: var(--k-warn-line);    color: #92400e; }
.pill--bad   { background: var(--k-danger-soft);  border-color: var(--k-danger-line);  color: #991b1b; }
.pill--info  { background: var(--k-accent-soft);  border-color: var(--k-accent-line);  color: var(--k-accent-d); }

/* — App footer — */
.appfooter { border-top: 1px solid var(--k-border); background: var(--k-bg-soft); padding: 1.5rem; }
.appfooter__inner { max-width: 1280px; margin: 0 auto; display: flex; gap: 1rem; align-items: center; font-size: .82rem; color: var(--k-ink-mute); flex-wrap: wrap; }
.appfooter a { color: var(--k-ink-mute); }
.appfooter a:hover { color: var(--k-ink); }

/* — Planificateur (port HTML existant) — */
.tabs { display: inline-flex; gap: .25rem; margin-bottom: 1.5rem; padding: .25rem; background: var(--k-bg-soft); border: 1px solid var(--k-border); border-radius: 10px; }
.tabs button {
  padding: .55rem 1.1rem; font-size: .88rem; font-weight: 500;
  border-radius: 7px; color: var(--k-ink-mute); transition: all var(--k-tr-base);
}
.tabs button.is-active { background: var(--k-surface); color: var(--k-ink); box-shadow: var(--k-shadow-xs); }
.tabs button:hover:not(.is-active) { color: var(--k-ink); }

.section-row { display: flex; align-items: baseline; gap: 1rem; margin-bottom: .9rem; }
.section-row__title { font-size: 1rem; font-weight: 600; letter-spacing: -0.015em; }
.section-row__hint { font-size: .8rem; color: var(--k-ink-mute); }

.toggles { display: flex; gap: .5rem; flex-wrap: wrap; }
.toggle {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .45rem .85rem;
  background: var(--k-surface);
  border: 1px solid var(--k-border);
  border-radius: 9999px;
  font-size: .85rem;
  color: var(--k-ink-soft);
  cursor: pointer;
  transition: all var(--k-tr-base);
}
.toggle:hover { border-color: var(--k-border-strong); background: var(--k-bg-soft); }
.toggle input { display: none; }
.toggle.is-on {
  background: var(--k-ink); color: #fff; border-color: var(--k-ink);
}

.group-row {
  display: grid; grid-template-columns: 1fr 110px 40px; gap: .65rem; align-items: center;
  padding: .55rem .65rem;
  background: var(--k-bg-soft);
  border: 1px solid var(--k-border-soft);
  border-radius: 8px;
  margin-bottom: .5rem;
}
.group-row .select, .group-row .input { padding: .45rem .65rem; font-size: .88rem; }
.group-row__remove {
  width: 32px; height: 32px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 6px; color: var(--k-ink-mute);
}
.group-row__remove:hover { background: var(--k-danger-soft); color: var(--k-danger); }

/* — Recipes list — */
.recipe-row { display: grid; grid-template-columns: 1fr auto auto; gap: 1rem; padding: .9rem 1.25rem; align-items: center; border-bottom: 1px solid var(--k-border-soft); }
.recipe-row:last-child { border-bottom: 0; }
.recipe-row:hover { background: var(--k-bg-soft); }
.recipe-row__name { font-weight: 500; color: var(--k-ink); }
.recipe-row__meta { font-size: .8rem; color: var(--k-ink-mute); margin-top: .15rem; display: flex; gap: .5rem; flex-wrap: wrap; }

/* — Toolbar — */
.toolbar { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; margin-bottom: 1rem; }
.toolbar__spacer { flex: 1; }
.toolbar .input, .toolbar .select { padding: .45rem .65rem; font-size: .88rem; width: auto; }

/* — Search highlight & utilities — */
.muted { color: var(--k-ink-mute); }
.tiny { font-size: .78rem; }
.mono { font-family: 'IBM Plex Mono', monospace; }
.text-right { text-align: right; }
.mt-2 { margin-top: .5rem; } .mt-4 { margin-top: 1rem; } .mt-6 { margin-top: 1.5rem; } .mt-8 { margin-top: 2rem; }
.mb-2 { margin-bottom: .5rem; } .mb-4 { margin-bottom: 1rem; } .mb-6 { margin-bottom: 1.5rem; } .mb-8 { margin-bottom: 2rem; }
.gap-2 { gap: .5rem; } .gap-3 { gap: .75rem; } .gap-4 { gap: 1rem; }
.flex { display: flex; } .grid { display: grid; }
.items-center { align-items: center; } .justify-between { justify-content: space-between; }

/* — Generated menu output — */
.menu-week { background: var(--k-surface); border: 1px solid var(--k-border); border-radius: 12px; padding: 1.25rem; margin-bottom: 1rem; }
.menu-week__head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 1rem; }
.menu-week__title { font-size: 1.05rem; font-weight: 600; letter-spacing: -0.015em; }
.menu-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: .75rem; }
.menu-day { background: var(--k-bg-soft); border: 1px solid var(--k-border-soft); border-radius: 8px; padding: .85rem; }
.menu-day__name { font-size: .72rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--k-ink-mute); margin-bottom: .55rem; }
.menu-meal { padding: .5rem 0; border-top: 1px dashed var(--k-border); font-size: .85rem; }
.menu-meal:first-of-type { border-top: 0; }
.menu-meal__type { font-size: .68rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--k-ink-mute); }
.menu-meal__name { color: var(--k-ink); margin-top: .15rem; }

/* — Empty states — */
.empty { padding: 3rem 1.5rem; text-align: center; color: var(--k-ink-mute); }
.empty__icon { width: 48px; height: 48px; border-radius: 12px; background: var(--k-bg-soft); display: inline-flex; align-items: center; justify-content: center; margin-bottom: 1rem; color: var(--k-ink-mute); }
.empty__title { font-size: 1.05rem; font-weight: 600; color: var(--k-ink); margin-bottom: .35rem; }

/* — Modal — */
.modal-backdrop { position: fixed; inset: 0; background: rgba(31,41,55,.45); z-index: 100; display: none; align-items: center; justify-content: center; padding: 1.5rem; }
.modal-backdrop.is-open { display: flex; }
.modal { background: var(--k-surface); border-radius: 16px; padding: 2rem; max-width: 520px; width: 100%; box-shadow: var(--k-shadow-lg); }
.modal__title { font-size: 1.15rem; font-weight: 600; margin-bottom: .35rem; letter-spacing: -0.02em; }
.modal__sub { font-size: .88rem; color: var(--k-ink-mute); margin-bottom: 1.25rem; }
.modal__foot { display: flex; gap: .65rem; justify-content: flex-end; margin-top: 1.5rem; }

/* ===== About page styles ===== */
<!DOCTYPE html>
<html lang="fr">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>À propos — Kalion · Une solution pensée par un cuisinier, pour les cuisiniers</title>
<meta name="description" content="Kalion est né de l'expérience d'Allan, ancien cuisinier et sous-chef en restauration collective suisse, après plus de dix ans à composer manuellement des menus Fourchette Verte.">
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=Geist:wght@300;400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap" rel="stylesheet">
<style>
  /* Reset CSS minimal */
  *, *::before, *::after { box-sizing: border-box; }
  html, body { margin: 0; padding: 0; }
  body { line-height: 1.5; min-height: 100vh; }
  h1, h2, h3, h4, h5, h6, p { margin: 0; }
  ul, ol { margin: 0; padding: 0; list-style: none; }
  button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
  a { color: inherit; text-decoration: none; }
  img, svg { display: block; max-width: 100%; }
  .hidden { display: none !important; }

  :root {
    /* Système de design Kalion — identique à la landing */
    --k-bg:           #fafafa;
    --k-bg-soft:      #f4f4f5;
    --k-surface:      #ffffff;
    --k-surface-hi:   #fdfdfd;

    --k-ink:          #1f2937;
    --k-ink-soft:     #374151;
    --k-ink-mute:     #6b7280;
    --k-ink-faint:    #9ca3af;

    --k-border:       #e5e7eb;
    --k-border-soft:  #f3f4f6;
    --k-border-strong:#d1d5db;

    --k-accent:       #1e40af;
    --k-accent-d:     #1e3a8a;
    --k-accent-soft:  #eff6ff;
    --k-accent-line:  #bfdbfe;

    --k-success:      #16a34a;
    --k-success-soft: #f0fdf4;
    --k-success-line: #bbf7d0;

    --k-shadow-xs:   0 1px 1px rgba(31,41,55,.04);
    --k-shadow-sm:   0 1px 2px rgba(31,41,55,.05), 0 1px 1px rgba(31,41,55,.03);
    --k-shadow-md:   0 4px 8px rgba(31,41,55,.05), 0 1px 2px rgba(31,41,55,.04);
    --k-shadow-lg:   0 12px 24px rgba(31,41,55,.07), 0 4px 8px rgba(31,41,55,.05);
    --k-ring-focus:  0 0 0 3px rgba(30,64,175,.18);

    --k-tr-fast: 100ms cubic-bezier(.4,0,.2,1);
    --k-tr-base: 150ms cubic-bezier(.4,0,.2,1);
    --k-tr-slow: 250ms cubic-bezier(.4,0,.2,1);
  }

  html, body {
    background: var(--k-bg);
    color: var(--k-ink);
    font-family: 'Geist', system-ui, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    letter-spacing: -0.005em;
    text-rendering: optimizeLegibility;
  }
  body {
    background-image:
      radial-gradient(rgba(31,41,55,.015) 1px, transparent 1px),
      radial-gradient(rgba(31,41,55,.01) 1px, transparent 1px);
    background-size: 3px 3px, 7px 7px;
    background-position: 0 0, 1.5px 1.5px;
  }
  h1, h2, h3, h4 {
    font-weight: 600;
    letter-spacing: -0.025em;
    color: var(--k-ink);
  }
  .num, .mono { font-family: 'IBM Plex Mono', ui-monospace, monospace; font-feature-settings: "tnum"; }

  /* Container */
  .container-k { max-width: 1200px; margin: 0 auto; padding-left: 1.5rem; padding-right: 1.5rem; }
  @media (min-width: 768px) { .container-k { padding-left: 2.5rem; padding-right: 2.5rem; } }

  /* Navigation — identique à la landing */
  .nav {
    position: sticky; top: 0; z-index: 50;
    background: rgba(250,250,250,.85);
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--k-border-soft);
    transition: border-color var(--k-tr-base);
  }
  .nav__inner {
    display: flex; align-items: center; justify-content: space-between;
    padding: 1rem 0;
  }
  .nav__brand { display: inline-flex; align-items: center; gap: .65rem; font-weight: 600; font-size: 1.05rem; letter-spacing: -0.015em; color: var(--k-ink); }
  .nav__brand svg { width: 28px; height: 28px; }
  .nav__links { display: none; align-items: center; gap: .5rem; }
  @media (min-width: 768px) { .nav__links { display: flex; } }
  .nav__link {
    padding: .5rem .85rem; font-size: .9rem; font-weight: 500; color: var(--k-ink-mute);
    border-radius: 6px; transition: color var(--k-tr-base), background var(--k-tr-base);
  }
  .nav__link:hover { color: var(--k-ink); background: var(--k-bg-soft); }
  .nav__link--active { color: var(--k-ink); background: var(--k-bg-soft); }

  /* Boutons */
  .btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .45rem;
    font-family: inherit; font-weight: 500; cursor: pointer;
    transition: all var(--k-tr-base);
    border-radius: 8px; line-height: 1;
  }
  .btn-primary {
    background: var(--k-ink); color: #fff;
    padding: .85rem 1.4rem; font-size: .95rem;
    border: 1px solid var(--k-ink);
    box-shadow: var(--k-shadow-sm);
  }
  .btn-primary:hover { background: #111827; box-shadow: var(--k-shadow-md); transform: translateY(-1px); }
  .btn-primary:active { transform: translateY(0); box-shadow: var(--k-shadow-xs); }
  .btn-ghost {
    background: var(--k-surface); color: var(--k-ink);
    padding: .8rem 1.3rem; font-size: .92rem;
    border: 1px solid var(--k-border);
    box-shadow: var(--k-shadow-xs);
  }
  .btn-ghost:hover { border-color: var(--k-border-strong); background: var(--k-bg-soft); }
  .btn-sm { padding: .55rem 1rem; font-size: .85rem; }

  /* =============================================================
     PAGE À PROPOS — Mise en page éditoriale
     ============================================================= */

  /* En-tête page */
  .about-hero {
    padding: 4rem 0 3rem;
    text-align: center;
    border-bottom: 1px solid var(--k-border-soft);
  }
  @media (min-width: 768px) { .about-hero { padding: 6rem 0 4rem; } }
  .about-hero__overline {
    display: inline-flex; align-items: center; gap: .5rem;
    padding: .35rem .75rem;
    background: var(--k-accent-soft); border: 1px solid var(--k-accent-line);
    border-radius: 9999px;
    font-size: .72rem; font-weight: 500;
    color: var(--k-accent); letter-spacing: .04em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
  }
  .about-hero__overline::before {
    content: ''; width: 6px; height: 6px;
    border-radius: 50%; background: var(--k-accent);
    box-shadow: 0 0 0 3px rgba(30,64,175,.15);
  }
  .about-hero__title {
    font-size: clamp(2rem, 4.5vw, 3.25rem);
    line-height: 1.1;
    letter-spacing: -0.035em;
    font-weight: 600;
    color: var(--k-ink);
    max-width: 18em;
    margin: 0 auto 1.25rem;
  }
  .about-hero__title em {
    font-style: normal;
    color: var(--k-accent);
  }
  .about-hero__subtitle {
    font-size: 1.1rem;
    color: var(--k-ink-soft);
    max-width: 38em;
    margin: 0 auto;
    line-height: 1.55;
  }

  /* Article — texte éditorial */
  .article {
    max-width: 720px;
    margin: 0 auto;
    padding: 4rem 1.5rem 3rem;
  }
  @media (min-width: 768px) {
    .article { padding: 5rem 0 4rem; }
  }
  .article__intro {
    font-size: 1.3rem;
    line-height: 1.55;
    color: var(--k-ink-soft);
    margin-bottom: 3rem;
    padding-bottom: 2.5rem;
    border-bottom: 1px solid var(--k-border-soft);
    font-weight: 400;
    letter-spacing: -0.015em;
  }
  @media (min-width: 768px) { .article__intro { font-size: 1.4rem; } }

  .article__signature-mark {
    display: flex;
    align-items: center;
    gap: .85rem;
    margin-bottom: 2.5rem;
  }
  .article__signature-avatar {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--k-accent) 0%, var(--k-accent-d) 100%);
    color: #fff;
    display: inline-flex; align-items: center; justify-content: center;
    font-family: 'Geist', system-ui, sans-serif;
    font-size: 1.5rem; font-weight: 600;
    letter-spacing: -0.03em;
    box-shadow: var(--k-shadow-md);
    flex-shrink: 0;
  }
  .article__signature-info {
    display: flex;
    flex-direction: column;
    line-height: 1.3;
  }
  .article__signature-name {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--k-ink);
    letter-spacing: -0.015em;
  }
  .article__signature-title {
    font-size: .85rem;
    color: var(--k-ink-mute);
  }

  .article__body {
    font-size: 1.05rem;
    line-height: 1.75;
    color: var(--k-ink-soft);
  }
  .article__body p { margin-bottom: 1.5rem; }
  .article__body p:last-child { margin-bottom: 0; }
  .article__body strong { color: var(--k-ink); font-weight: 600; }
  .article__body em {
    font-style: normal;
    color: var(--k-accent);
    font-weight: 500;
  }

  /* Pull quote — citation mise en avant */
  .pull-quote {
    margin: 3rem 0;
    padding: 2.5rem 0 2.5rem 2rem;
    border-left: 3px solid var(--k-accent);
    font-family: 'Geist', system-ui, sans-serif;
    font-size: 1.45rem;
    line-height: 1.4;
    font-weight: 500;
    letter-spacing: -0.025em;
    color: var(--k-ink);
  }
  @media (min-width: 768px) {
    .pull-quote { font-size: 1.7rem; padding-left: 2.5rem; }
  }

  /* Section "Repères" — chiffres clés du parcours */
  .milestones {
    margin: 4rem 0;
    padding: 2.5rem 2rem;
    background: var(--k-surface);
    border: 1px solid var(--k-border);
    border-radius: 16px;
    box-shadow: var(--k-shadow-xs);
  }
  .milestones__title {
    font-size: .68rem;
    font-weight: 600;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--k-ink-mute);
    margin-bottom: 2rem;
    text-align: center;
  }
  .milestones__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
  @media (min-width: 640px) {
    .milestones__grid { grid-template-columns: repeat(3, 1fr); gap: 1rem; }
  }
  .milestone {
    text-align: center;
    padding: 0 .5rem;
  }
  .milestone__value {
    font-family: 'Geist', system-ui, sans-serif;
    font-size: 2.25rem;
    font-weight: 600;
    letter-spacing: -0.04em;
    color: var(--k-ink);
    line-height: 1;
    margin-bottom: .35rem;
  }
  .milestone__label {
    font-size: .85rem;
    color: var(--k-ink-mute);
    line-height: 1.4;
  }

  /* Section principes */
  .principles {
    padding: 5rem 0;
    background: var(--k-surface);
    border-top: 1px solid var(--k-border);
    border-bottom: 1px solid var(--k-border);
  }
  @media (min-width: 768px) { .principles { padding: 6.5rem 0; } }
  .principles__header { text-align: center; max-width: 720px; margin: 0 auto 3.5rem; }
  .principles__overline {
    display: inline-block;
    font-size: .72rem; font-weight: 600; letter-spacing: .14em;
    text-transform: uppercase; color: var(--k-accent);
    margin-bottom: 1rem;
  }
  .principles__title {
    font-size: clamp(1.75rem, 3.5vw, 2.4rem);
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 1rem;
  }
  .principles__subtitle {
    font-size: 1.05rem;
    color: var(--k-ink-soft);
    line-height: 1.55;
  }
  .principles__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
  @media (min-width: 768px) { .principles__grid { grid-template-columns: repeat(3, 1fr); } }
  .principle-card {
    background: var(--k-bg);
    border: 1px solid var(--k-border);
    border-radius: 14px;
    padding: 2rem 1.75rem;
    transition: all var(--k-tr-base);
  }
  .principle-card:hover {
    border-color: var(--k-border-strong);
    background: var(--k-bg-soft);
  }
  .principle-card__num {
    display: inline-flex; align-items: center; justify-content: center;
    width: 36px; height: 36px;
    border-radius: 8px;
    background: var(--k-accent-soft);
    border: 1px solid var(--k-accent-line);
    color: var(--k-accent);
    font-family: 'IBM Plex Mono', monospace;
    font-size: .9rem; font-weight: 600;
    margin-bottom: 1.25rem;
  }
  .principle-card__title {
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: .65rem;
  }
  .principle-card__desc {
    font-size: .92rem;
    color: var(--k-ink-soft);
    line-height: 1.6;
  }

  /* CTA final */
  .about-cta {
    padding: 5rem 0;
    text-align: center;
  }
  .about-cta__title {
    font-size: clamp(1.75rem, 3.5vw, 2.25rem);
    line-height: 1.2;
    letter-spacing: -0.03em;
    margin-bottom: 1rem;
  }
  .about-cta__subtitle {
    font-size: 1.05rem;
    color: var(--k-ink-soft);
    margin-bottom: 2.25rem;
    max-width: 32em;
    margin-left: auto; margin-right: auto;
    line-height: 1.55;
  }
  .about-cta__btns {
    display: flex; gap: .75rem; justify-content: center; flex-wrap: wrap;
  }