/* =====================================================================
   THÈME — socle visuel commun (site vitrine, espace client, administration)
   Chargé après Bootstrap 5.3, avant les feuilles spécifiques à une page.

   Palette claire et lumineuse : fonds bleutés très clairs, surfaces
   blanches, accents vifs (bleu, violet, corail, menthe). Tout est piloté
   par des variables CSS — un seul endroit à changer pour reteinter le site.
   Compatible mode clair ET mode sombre (data-bs-theme).
   ===================================================================== */

:root {
    /* --- Marque : bleu lumineux + accents chaleureux ---------------- */
    --brand-50:  #f2f6ff;
    --brand-100: #e4ecff;
    --brand-200: #cddcff;
    --brand-300: #a9bcff;
    --brand-500: #4c6fff;
    --brand-600: #3a5bff;
    --brand-700: #2b47e6;
    --violet:    #8b5cf6;
    --sky:       #35c0f0;
    --mint:      #12c2a0;
    --coral:     #ff7a59;
    --amber:     #ffb020;

    --gradient-brand: linear-gradient(120deg, #4c6fff 0%, #8b5cf6 52%, #ff7a59 100%);
    --gradient-cool:  linear-gradient(120deg, #4c6fff 0%, #35c0f0 55%, #12c2a0 100%);
    --gradient-warm:  linear-gradient(120deg, #ff7a59 0%, #ffb020 100%);
    --gradient-soft:  linear-gradient(135deg, rgba(76, 111, 255, .10), rgba(139, 92, 246, .09) 55%, rgba(18, 194, 160, .10));
    --wash-blue:      radial-gradient(900px 420px at 105% -20%, rgba(139, 92, 246, .14), transparent 62%),
                      radial-gradient(760px 380px at -10% 120%, rgba(53, 192, 240, .16), transparent 60%);

    /* --- Surfaces claires ------------------------------------------ */
    --surface:        #ffffff;
    --surface-muted:  #f3f7ff;
    --surface-sunken: #e9f0ff;
    --hairline:       rgba(36, 58, 120, .10);
    --ink-soft:       rgba(38, 52, 86, .66);

    --shadow-xs: 0 1px 2px rgba(37, 64, 143, .06);
    --shadow-sm: 0 4px 14px rgba(37, 64, 143, .07);
    --shadow-md: 0 14px 34px rgba(37, 64, 143, .10);
    --shadow-lg: 0 28px 68px rgba(37, 64, 143, .14);
    --shadow-brand: 0 12px 30px rgba(76, 111, 255, .30);

    /* --- Formes et mouvement --------------------------------------- */
    --r-sm: .65rem;
    --r-md: 1rem;
    --r-lg: 1.35rem;
    --r-xl: 1.9rem;
    --r-pill: 999px;
    --ease: cubic-bezier(.22, .61, .36, 1);
    --t-fast: .16s var(--ease);
    --t-base: .28s var(--ease);

    /* Bootstrap : reteinte globale */
    --bs-primary: #3a5bff;
    --bs-primary-rgb: 58, 91, 255;
    --bs-link-color: #3a5bff;
    --bs-link-color-rgb: 58, 91, 255;
    --bs-link-hover-color: #2b47e6;
    --bs-body-bg: #f6f9ff;
    --bs-body-bg-rgb: 246, 249, 255;
    --bs-body-color: #1f2a44;
    --bs-tertiary-bg: #f1f6ff;
    --bs-border-color: rgba(36, 58, 120, .12);
    --bs-body-font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
    --bs-border-radius: var(--r-md);
    --bs-border-radius-lg: var(--r-lg);
}

[data-bs-theme="dark"] {
    --surface:        #18203e;
    --surface-muted:  #141b35;
    --surface-sunken: #111731;
    --hairline:       rgba(160, 178, 230, .16);
    --ink-soft:       rgba(219, 228, 255, .72);

    --gradient-soft:  linear-gradient(135deg, rgba(76, 111, 255, .20), rgba(139, 92, 246, .16) 55%, rgba(18, 194, 160, .16));
    --wash-blue:      radial-gradient(900px 420px at 105% -20%, rgba(139, 92, 246, .22), transparent 62%),
                      radial-gradient(760px 380px at -10% 120%, rgba(53, 192, 240, .20), transparent 60%);

    --shadow-xs: 0 1px 2px rgba(0, 0, 0, .32);
    --shadow-sm: 0 4px 16px rgba(0, 0, 0, .36);
    --shadow-md: 0 16px 36px rgba(0, 0, 0, .44);
    --shadow-lg: 0 30px 70px rgba(0, 0, 0, .52);
    --shadow-brand: 0 12px 30px rgba(76, 111, 255, .40);

    --bs-body-bg: #0e1530;
    --bs-body-bg-rgb: 14, 21, 48;
    --bs-body-color: #e6ecff;
    --bs-tertiary-bg: #111935;
    --bs-secondary-bg: #18203e;
    --bs-border-color: rgba(160, 178, 230, .18);
    --bs-primary: #8aa4ff;
    --bs-primary-rgb: 138, 164, 255;
    --bs-link-color: #a8bcff;
    --bs-link-color-rgb: 168, 188, 255;
    --bs-link-hover-color: #cdd9ff;
}

/* =====================================================================
   1. Base
   ===================================================================== */

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
    background:
        radial-gradient(1100px 520px at 88% -10%, rgba(139, 92, 246, .07), transparent 60%),
        radial-gradient(900px 480px at -10% 8%, rgba(53, 192, 240, .08), transparent 58%),
        var(--bs-body-bg);
    background-attachment: fixed;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, .h1, .h2, .h3, .h4 { letter-spacing: -.025em; font-weight: 800; }
h1, .h1 { line-height: 1.1; }
.lead { color: var(--ink-soft); }
.text-secondary { color: var(--ink-soft) !important; }

::selection { background: rgba(76, 111, 255, .20); }

:focus-visible {
    outline: 3px solid rgba(76, 111, 255, .45);
    outline-offset: 2px;
    border-radius: .35rem;
}

/* =====================================================================
   2. Utilitaires de marque
   ===================================================================== */

.text-gradient {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}
.text-gradient-cool { background: var(--gradient-cool); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }

.highlight {
    background: linear-gradient(180deg, transparent 62%, rgba(255, 176, 32, .38) 62%);
    padding: 0 .1em;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    text-transform: uppercase;
    letter-spacing: .14em;
    font-size: .74rem;
    font-weight: 800;
    color: var(--bs-primary);
}
.eyebrow::before {
    content: "";
    width: 1.4rem;
    height: 3px;
    border-radius: 3px;
    background: var(--gradient-brand);
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .4rem .85rem;
    border-radius: var(--r-pill);
    border: 1px solid var(--hairline);
    background: var(--surface);
    font-size: .82rem;
    font-weight: 600;
    color: var(--ink-soft);
    box-shadow: var(--shadow-xs);
}
.chip-brand { border-color: transparent; background: var(--gradient-soft); color: var(--bs-primary); }
.chip-mint  { border-color: transparent; background: rgba(18, 194, 160, .14); color: #0d9b80; }
.chip-coral { border-color: transparent; background: rgba(255, 122, 89, .16); color: #e2603f; }
[data-bs-theme="dark"] .chip-mint { color: #5ee6c8; }
[data-bs-theme="dark"] .chip-coral { color: #ffa88f; }

.section { padding: clamp(3rem, 7vw, 5.5rem) 0; }
.section-tight { padding: clamp(2rem, 4vw, 3rem) 0; }
.section-head { max-width: 46rem; margin-inline: auto; text-align: center; }
.section-head p { color: var(--ink-soft); }

.divider-soft { height: 1px; background: linear-gradient(90deg, transparent, var(--hairline), transparent); border: 0; }

/* =====================================================================
   3. Boutons
   ===================================================================== */

.btn {
    --bs-btn-border-radius: var(--r-pill);
    font-weight: 700;
    transition: transform var(--t-fast), box-shadow var(--t-base), background-color var(--t-base), color var(--t-base), filter var(--t-base);
}
.btn:active { transform: translateY(1px); }
.btn-lg { --bs-btn-padding-x: 1.7rem; --bs-btn-padding-y: .8rem; font-size: 1rem; }

.btn-primary {
    --bs-btn-bg: var(--brand-600);
    --bs-btn-border-color: var(--brand-600);
    --bs-btn-hover-bg: var(--brand-700);
    --bs-btn-hover-border-color: var(--brand-700);
    --bs-btn-active-bg: var(--brand-700);
    --bs-btn-active-border-color: var(--brand-700);
    --bs-btn-disabled-bg: var(--brand-300);
    --bs-btn-disabled-border-color: var(--brand-300);
    box-shadow: var(--shadow-brand);
}
.btn-primary:hover { box-shadow: 0 18px 38px rgba(58, 91, 255, .34); }

.btn-outline-primary {
    --bs-btn-color: var(--brand-600);
    --bs-btn-border-color: rgba(58, 91, 255, .42);
    --bs-btn-hover-bg: var(--brand-600);
    --bs-btn-hover-border-color: var(--brand-600);
    --bs-btn-active-bg: var(--brand-700);
}
[data-bs-theme="dark"] .btn-outline-primary { --bs-btn-color: #b9c8ff; --bs-btn-border-color: rgba(168, 188, 255, .45); }

.btn-gradient {
    background: var(--gradient-brand);
    background-size: 160% 160%;
    color: #fff;
    border: 0;
    box-shadow: var(--shadow-brand);
}
.btn-gradient:hover, .btn-gradient:focus { color: #fff; background-position: 100% 0; box-shadow: 0 20px 44px rgba(139, 92, 246, .34); }

.btn-soft {
    background: var(--gradient-soft);
    border: 1px solid var(--hairline);
    color: var(--bs-primary);
}
.btn-soft:hover { background: var(--brand-100); color: var(--brand-700); }
[data-bs-theme="dark"] .btn-soft:hover { background: rgba(76, 111, 255, .24); color: #d7e0ff; }

.btn-icon {
    width: 2.4rem; height: 2.4rem; padding: 0;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: var(--r-pill);
}

/* =====================================================================
   4. Cartes et surfaces
   ===================================================================== */

.card {
    border: 1px solid var(--hairline);
    border-radius: var(--r-lg);
    background: var(--surface);
    box-shadow: var(--shadow-xs);
}

.surface {
    background: var(--surface);
    border: 1px solid var(--hairline);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-sm);
}
.surface-tinted {
    background: linear-gradient(180deg, var(--surface) 0%, var(--surface-muted) 100%);
    border: 1px solid var(--hairline);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-sm);
}

.lift { transition: transform var(--t-base), box-shadow var(--t-base), border-color var(--t-base); }
.lift:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(76, 111, 255, .30); }

/* Bordure dégradée (offres mises en avant) */
.ring-gradient { position: relative; }
.ring-gradient::before {
    content: "";
    position: absolute; inset: -1px;
    border-radius: inherit;
    padding: 1.5px;
    background: var(--gradient-brand);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.icon-tile {
    width: 3rem; height: 3rem;
    border-radius: var(--r-md);
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--gradient-soft);
    color: var(--bs-primary);
    flex: 0 0 auto;
}
.icon-tile svg { width: 1.5rem; height: 1.5rem; }
.icon-tile-lg { width: 3.75rem; height: 3.75rem; border-radius: var(--r-lg); }
.icon-tile-lg svg { width: 1.9rem; height: 1.9rem; }
.icon-tile.tone-violet { color: var(--violet); background: rgba(139, 92, 246, .14); }
.icon-tile.tone-cyan   { color: #1aa5cf;      background: rgba(53, 192, 240, .16); }
.icon-tile.tone-mint   { color: #0d9b80;      background: rgba(18, 194, 160, .15); }
.icon-tile.tone-amber  { color: #d78a06;      background: rgba(255, 176, 32, .18); }
.icon-tile.tone-coral  { color: #e2603f;      background: rgba(255, 122, 89, .16); }
[data-bs-theme="dark"] .icon-tile.tone-cyan  { color: #7fdcf6; }
[data-bs-theme="dark"] .icon-tile.tone-mint  { color: #5ee6c8; }
[data-bs-theme="dark"] .icon-tile.tone-amber { color: #ffc95e; }
[data-bs-theme="dark"] .icon-tile.tone-coral { color: #ffa88f; }

/* =====================================================================
   5. Barre de navigation publique
   ===================================================================== */

/* Le flou est porté par un pseudo-élément : appliqué à .site-nav lui-même,
   backdrop-filter créerait un bloc conteneur qui emprisonnerait le menu
   hors-écran (position: fixed) à l'intérieur de la barre. */
.site-nav {
    position: sticky;
    top: 0;
    z-index: 1030;
    background: transparent;
}
.site-nav::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    border-bottom: 1px solid transparent;
    background: color-mix(in srgb, var(--bs-body-bg) 84%, transparent);
    backdrop-filter: saturate(170%) blur(14px);
    -webkit-backdrop-filter: saturate(170%) blur(14px);
    transition: box-shadow var(--t-base), border-color var(--t-base);
}
.site-nav.is-stuck::before { border-bottom-color: var(--hairline); box-shadow: var(--shadow-sm); }

.site-nav .navbar-brand { font-weight: 800; letter-spacing: -.02em; }
.brand-mark {
    width: 2.3rem; height: 2.3rem;
    border-radius: .75rem;
    display: inline-grid; place-items: center;
    background: var(--gradient-brand);
    color: #fff; font-weight: 800;
    box-shadow: var(--shadow-brand);
    flex: 0 0 auto;
}
.brand-mark img { width: 1.35rem; height: 1.35rem; }
.brand-sub { font-size: .7rem; font-weight: 600; color: var(--ink-soft); letter-spacing: .02em; }

.site-nav .nav-link {
    border-radius: var(--r-pill);
    padding: .45rem .95rem;
    font-weight: 600;
    color: var(--ink-soft);
    transition: color var(--t-fast), background var(--t-fast);
}
.site-nav .nav-link:hover,
.site-nav .nav-link.active { color: var(--bs-primary); background: var(--gradient-soft); }

.avatar-initials {
    width: 2rem; height: 2rem;
    border-radius: var(--r-pill);
    display: inline-grid; place-items: center;
    background: var(--gradient-brand);
    color: #fff; font-weight: 700; font-size: .8rem;
    flex: 0 0 auto;
}

.dropdown-menu {
    border: 1px solid var(--hairline);
    border-radius: var(--r-md);
    box-shadow: var(--shadow-md);
    padding: .4rem;
}
.dropdown-item { border-radius: .55rem; padding: .5rem .7rem; font-weight: 500; }
.dropdown-item:active { background: var(--brand-600); }

/* Bandeau d'annonce au-dessus de la navigation */
.topbar-promo {
    background: var(--gradient-brand);
    color: #fff;
    font-size: .85rem;
    font-weight: 600;
    text-align: center;
    padding: .45rem 1rem;
}
.topbar-promo a { color: #fff; text-decoration: underline; text-underline-offset: 3px; }

/* =====================================================================
   6. Héros et décor
   ===================================================================== */

.hero {
    position: relative;
    overflow: hidden;
    border-radius: var(--r-xl);
    padding: clamp(2.5rem, 6vw, 4.5rem) clamp(1.25rem, 4vw, 3rem);
    background: var(--wash-blue), var(--surface);
    border: 1px solid var(--hairline);
    box-shadow: var(--shadow-md);
}
.hero::after {
    content: "";
    position: absolute; inset: 0;
    background-image:
        linear-gradient(var(--hairline) 1px, transparent 1px),
        linear-gradient(90deg, var(--hairline) 1px, transparent 1px);
    background-size: 46px 46px;
    mask-image: radial-gradient(70% 60% at 50% 0%, #000 10%, transparent 75%);
    -webkit-mask-image: radial-gradient(70% 60% at 50% 0%, #000 10%, transparent 75%);
    opacity: .55;
    pointer-events: none;
}
.hero > * { position: relative; z-index: 1; }

.hero-art { position: relative; }
.hero-art img, .hero-art svg { width: 100%; height: auto; filter: drop-shadow(0 26px 50px rgba(37, 64, 143, .16)); }
.hero-badge {
    position: absolute;
    display: inline-flex; align-items: center; gap: .45rem;
    padding: .5rem .85rem;
    border-radius: var(--r-pill);
    background: var(--surface);
    border: 1px solid var(--hairline);
    box-shadow: var(--shadow-md);
    font-size: .8rem; font-weight: 700;
    animation: floaty 6s var(--ease) infinite;
}
.hero-badge.pos-a { top: 6%; right: 2%; }
.hero-badge.pos-b { bottom: 10%; left: -2%; animation-delay: -3s; }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

.stat-num { font-size: clamp(1.7rem, 3vw, 2.2rem); font-weight: 800; line-height: 1; }

/* Preuve sociale : pile d'avatars */
.avatar-stack { display: inline-flex; align-items: center; }
.avatar-stack span {
    width: 2.1rem; height: 2.1rem;
    border-radius: var(--r-pill);
    display: grid; place-items: center;
    font-size: .8rem; font-weight: 800; color: #fff;
    border: 2px solid var(--surface);
    margin-left: -.6rem;
}
.avatar-stack span:first-child { margin-left: 0; }

.logo-strip { display: flex; flex-wrap: wrap; gap: .5rem; justify-content: center; }
.marquee-logos { display: flex; flex-wrap: wrap; gap: .5rem; justify-content: center; }

/* Bandeau de chiffres clés */
.stat-band {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    padding: clamp(1.25rem, 3vw, 2rem);
    border-radius: var(--r-lg);
    background: var(--surface-tinted, var(--surface));
    border: 1px solid var(--hairline);
    box-shadow: var(--shadow-sm);
    text-align: center;
}

/* =====================================================================
   7. Slides (carrousels)
   ===================================================================== */

.slides { position: relative; }
.slides .carousel-item { transition: transform .5s var(--ease), opacity .4s var(--ease); }

.slide-card {
    border-radius: var(--r-lg);
    border: 1px solid var(--hairline);
    background: var(--surface);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    height: 100%;
}
.slide-media {
    aspect-ratio: 16 / 10;
    background: var(--gradient-soft);
    display: grid; place-items: center;
    overflow: hidden;
}
.slide-media img, .slide-media svg { width: 100%; height: 100%; object-fit: cover; }

.slides .carousel-indicators { position: static; margin: 1.25rem 0 0; }
.slides .carousel-indicators [data-bs-target] {
    width: .55rem; height: .55rem; border-radius: 50%;
    background: var(--hairline); border: 0; opacity: 1;
    margin-inline: .25rem;
    transition: width var(--t-base), background var(--t-base);
}
.slides .carousel-indicators .active { width: 1.7rem; border-radius: var(--r-pill); background: var(--gradient-brand); }

.slides .carousel-control-prev, .slides .carousel-control-next {
    width: 2.6rem; height: 2.6rem;
    top: 50%; transform: translateY(-50%);
    border-radius: var(--r-pill);
    background: var(--surface);
    border: 1px solid var(--hairline);
    box-shadow: var(--shadow-md);
    opacity: 1;
}
.slides .carousel-control-prev { left: -.6rem; }
.slides .carousel-control-next { right: -.6rem; }
.slides .carousel-control-prev-icon, .slides .carousel-control-next-icon { width: 1rem; height: 1rem; filter: none; }
[data-bs-theme="dark"] .slides .carousel-control-prev-icon,
[data-bs-theme="dark"] .slides .carousel-control-next-icon { filter: invert(1) grayscale(1); }

/* =====================================================================
   8. Accordéons
   ===================================================================== */

.accordion-modern { --bs-accordion-border-color: transparent; --bs-accordion-bg: transparent; }
.accordion-modern .accordion-item {
    border: 1px solid var(--hairline);
    border-radius: var(--r-md) !important;
    background: var(--surface);
    margin-bottom: .75rem;
    overflow: hidden;
    box-shadow: var(--shadow-xs);
    transition: border-color var(--t-base), box-shadow var(--t-base);
}
.accordion-modern .accordion-item:has(.accordion-button:not(.collapsed)) {
    border-color: rgba(76, 111, 255, .35);
    box-shadow: var(--shadow-sm);
}
.accordion-modern .accordion-button { font-weight: 700; padding: 1rem 1.15rem; background: transparent; box-shadow: none; }
.accordion-modern .accordion-button:not(.collapsed) { color: var(--bs-primary); background: var(--gradient-soft); }
.accordion-modern .accordion-button::after { transition: transform var(--t-base); }
.accordion-modern .accordion-body { color: var(--ink-soft); padding-top: .35rem; }

/* =====================================================================
   9. Tableaux, listes, badges
   ===================================================================== */

.table { --bs-table-border-color: var(--hairline); }
.table thead th {
    text-transform: uppercase;
    letter-spacing: .06em;
    font-size: .72rem;
    color: var(--ink-soft);
    font-weight: 800;
    border-bottom-width: 1px;
}
.table td, .table th { vertical-align: middle; }

.table-card {
    border: 1px solid var(--hairline);
    border-radius: var(--r-lg);
    background: var(--surface);
    box-shadow: var(--shadow-xs);
    overflow: hidden;
}
.table-card .table { margin-bottom: 0; }
.table-card .table > :not(caption) > * > * { padding: .85rem 1rem; }

.badge { border-radius: var(--r-pill); font-weight: 700; letter-spacing: .01em; }
.badge-soft { background: var(--gradient-soft); color: var(--bs-primary); }

.list-check { list-style: none; padding: 0; margin: 0; }
.list-check li { display: flex; gap: .6rem; align-items: flex-start; margin-bottom: .6rem; }
.list-check li::before {
    content: "✓";
    flex: 0 0 auto;
    width: 1.35rem; height: 1.35rem;
    border-radius: var(--r-pill);
    display: inline-grid; place-items: center;
    background: rgba(18, 194, 160, .16);
    color: #0d9b80;
    font-size: .78rem; font-weight: 800;
}
[data-bs-theme="dark"] .list-check li::before { color: #5ee6c8; }

/* Comparatif « sans / avec » */
.compare { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.compare-col { border-radius: var(--r-lg); padding: 1.35rem; border: 1px solid var(--hairline); background: var(--surface); }
.compare-col.is-before { background: var(--surface-muted); }
.compare-col.is-after { background: var(--gradient-soft); border-color: rgba(76, 111, 255, .3); }
.compare-col ul { list-style: none; padding: 0; margin: 0; }
.compare-col li { display: flex; gap: .55rem; margin-bottom: .55rem; font-size: .94rem; }
.compare-col.is-before li::before { content: "✕"; color: var(--coral); font-weight: 800; }
.compare-col.is-after li::before { content: "✓"; color: #0d9b80; font-weight: 800; }

/* Garantie / réassurance */
.guarantee {
    display: flex; flex-wrap: wrap; align-items: center; gap: 1.25rem;
    border-radius: var(--r-lg);
    padding: clamp(1.25rem, 3vw, 1.75rem);
    background: linear-gradient(120deg, rgba(18, 194, 160, .14), rgba(53, 192, 240, .12));
    border: 1px solid rgba(18, 194, 160, .28);
}
.guarantee .seal {
    width: 3.5rem; height: 3.5rem; border-radius: var(--r-pill);
    display: grid; place-items: center; flex: 0 0 auto;
    background: var(--gradient-cool); color: #fff; font-size: 1.5rem;
    box-shadow: 0 12px 26px rgba(18, 194, 160, .32);
}

/* Prix barré / ancrage */
.price-anchor { color: var(--ink-soft); text-decoration: line-through; font-weight: 600; }
.price-now { font-size: clamp(1.9rem, 4vw, 2.6rem); font-weight: 800; line-height: 1; letter-spacing: -.03em; }
.ribbon {
    position: absolute; top: 1rem; right: -.35rem;
    background: var(--gradient-warm); color: #fff;
    font-size: .72rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase;
    padding: .3rem .8rem; border-radius: var(--r-pill);
    box-shadow: 0 10px 22px rgba(255, 122, 89, .35);
}

/* Étapes en frise */
.timeline { position: relative; display: grid; gap: 1.25rem; }
@media (min-width: 768px) {
    .timeline { grid-template-columns: repeat(4, 1fr); }
    .timeline::before {
        content: ""; position: absolute; top: 1.5rem; left: 8%; right: 8%; height: 2px;
        background: linear-gradient(90deg, var(--brand-300), var(--violet), var(--coral));
        opacity: .45;
    }
}
.timeline .step { position: relative; text-align: center; }
.timeline .step .dot {
    width: 3rem; height: 3rem; border-radius: var(--r-pill);
    display: grid; place-items: center; margin: 0 auto .75rem;
    background: var(--surface); border: 2px solid var(--brand-300);
    color: var(--bs-primary); font-weight: 800;
    box-shadow: var(--shadow-sm);
}
.timeline .step.is-key .dot { background: var(--gradient-brand); color: #fff; border-color: transparent; }

/* Citation mise en avant */
.quote-card { position: relative; padding-top: 2.25rem; }
.quote-card::before {
    content: "\201C";
    position: absolute; top: .25rem; left: 1.1rem;
    font-size: 3.5rem; line-height: 1; font-weight: 800;
    background: var(--gradient-brand); -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: transparent;
}

/* =====================================================================
   10. Formulaires
   ===================================================================== */

.form-control, .form-select {
    border-radius: var(--r-sm);
    border-color: var(--hairline);
    padding: .6rem .85rem;
    background-color: var(--surface);
    transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.form-control:focus, .form-select:focus {
    border-color: var(--brand-500);
    box-shadow: 0 0 0 .22rem rgba(76, 111, 255, .18);
}
.form-label { font-weight: 600; font-size: .9rem; }
.input-group-text { border-radius: var(--r-sm); border-color: var(--hairline); background: var(--surface-muted); }
.form-check-input:checked { background-color: var(--brand-600); border-color: var(--brand-600); }

/* =====================================================================
   11. En-tête de page (espace client + admin)
   ===================================================================== */

.page-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 1.4rem;
    border-radius: var(--r-lg);
    background:
        radial-gradient(520px 200px at 100% -40%, rgba(139, 92, 246, .16), transparent 60%),
        var(--surface);
    border: 1px solid var(--hairline);
    box-shadow: var(--shadow-xs);
    margin-bottom: 1.5rem;
}
.page-head h1, .page-head .h1 { font-size: clamp(1.3rem, 2.4vw, 1.75rem); margin: 0; }
.page-head p { margin: .2rem 0 0; color: var(--ink-soft); font-size: .92rem; }

/* Navigation latérale (client et admin partagent le même style) */
.side-nav { display: flex; flex-direction: column; gap: .15rem; }
.side-nav .side-link {
    display: flex; align-items: center; gap: .7rem;
    padding: .6rem .85rem;
    border-radius: var(--r-sm);
    font-weight: 600; font-size: .93rem;
    color: var(--ink-soft);
    text-decoration: none;
    transition: background var(--t-fast), color var(--t-fast), transform var(--t-fast);
}
.side-nav .side-link:hover { background: var(--gradient-soft); color: var(--bs-primary); transform: translateX(2px); }
.side-nav .side-link.active { background: var(--gradient-brand); color: #fff; box-shadow: var(--shadow-brand); }
.side-nav .side-link svg { width: 1.15rem; height: 1.15rem; flex: 0 0 auto; }
.side-title {
    text-transform: uppercase; letter-spacing: .12em;
    font-size: .68rem; font-weight: 800; color: var(--ink-soft);
    padding: .9rem .85rem .35rem;
}

/* =====================================================================
   12. États vides, chargement, divers
   ===================================================================== */

.empty-state {
    text-align: center;
    padding: clamp(2rem, 5vw, 3.5rem) 1.25rem;
    border: 1px dashed var(--hairline);
    border-radius: var(--r-lg);
    background: var(--surface-muted);
}
.empty-state svg { width: clamp(7rem, 18vw, 10rem); height: auto; opacity: .95; margin-bottom: 1rem; }

.skeleton {
    background: linear-gradient(90deg, var(--surface-sunken) 25%, var(--surface-muted) 37%, var(--surface-sunken) 63%);
    background-size: 400% 100%;
    animation: shimmer 1.4s linear infinite;
    border-radius: var(--r-sm);
}
@keyframes shimmer { 0% { background-position: 100% 0; } 100% { background-position: -100% 0; } }

/* Apparition au défilement (activée par assets/js/ui.js) */
[data-reveal] { opacity: 0; transform: translateY(18px); }
.js-reveal-ready [data-reveal] { transition: opacity .6s var(--ease), transform .6s var(--ease); }
[data-reveal].is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { [data-reveal] { opacity: 1; transform: none; } }

.to-top {
    position: fixed;
    right: 1.1rem; bottom: 1.1rem;
    width: 2.75rem; height: 2.75rem;
    border-radius: var(--r-pill);
    display: grid; place-items: center;
    background: var(--gradient-brand);
    color: #fff; border: 0;
    box-shadow: var(--shadow-brand);
    opacity: 0; visibility: hidden; transform: translateY(12px);
    transition: opacity var(--t-base), transform var(--t-base), visibility var(--t-base);
    z-index: 1040;
}
.to-top.is-on { opacity: 1; visibility: visible; transform: none; }

/* Appel à l'action collant en bas d'écran (mobile) */
.cta-sticky {
    position: fixed; left: 0; right: 0; bottom: 0;
    z-index: 1035;
    padding: .6rem .9rem calc(.6rem + env(safe-area-inset-bottom));
    background: color-mix(in srgb, var(--surface) 92%, transparent);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 1px solid var(--hairline);
    box-shadow: 0 -8px 24px rgba(37, 64, 143, .10);
}
@media (min-width: 992px) { .cta-sticky { display: none !important; } }

/* Pied de page */
.site-footer {
    margin-top: auto;
    background: var(--surface-muted);
    border-top: 1px solid var(--hairline);
}
.site-footer a { color: var(--ink-soft); text-decoration: none; }
.site-footer a:hover { color: var(--bs-primary); }
.footer-title { font-size: .78rem; text-transform: uppercase; letter-spacing: .12em; font-weight: 800; color: var(--ink-soft); }

/* Ancres décalées sous la barre collante */
:target { scroll-margin-top: 5.5rem; }