/* =========================================================================
   ERP-Livraison — Landing page (single page démo sponsor)
   Surcharge légère de Bootstrap 5 avec une palette resserrée :
   slate-900 (sérieux logistique) + orange-500 (énergie/livraison) + neutres.
   ========================================================================= */

:root {
    --c-primary:        #0F172A;       /* slate-900 */
    --c-primary-soft:   #1E293B;       /* slate-800 */
    --c-accent:         #F97316;       /* orange-500 */
    --c-accent-strong:  #EA580C;       /* orange-600 */
    --c-accent-soft:    #FFEDD5;       /* orange-100 */
    --c-success-soft:   #DCFCE7;
    --c-info-soft:      #DBEAFE;

    --c-bg:             #FFFFFF;
    --c-bg-soft:        #F8FAFC;       /* slate-50 */
    --c-bg-dark:        #0F172A;
    --c-text:           #0F172A;
    --c-text-soft:      #64748B;       /* slate-500 */
    --c-text-light:     #CBD5E1;       /* slate-300 sur fond sombre */
    --c-border:         #E2E8F0;       /* slate-200 */

    --radius-sm: 8px;
    --radius:    14px;
    --radius-lg: 22px;

    --shadow-soft:  0 1px 2px rgba(15, 23, 42, 0.04), 0 8px 24px -8px rgba(15, 23, 42, 0.08);
    --shadow-card:  0 4px 12px -4px rgba(15, 23, 42, 0.10), 0 24px 48px -12px rgba(15, 23, 42, 0.12);
    --shadow-hover: 0 16px 36px -10px rgba(15, 23, 42, 0.18);
}

/* ---------- Base ---------- */
html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--c-text);
    background: var(--c-bg);
    -webkit-font-smoothing: antialiased;
    line-height: 1.55;
}

.text-accent { color: var(--c-accent); }
.text-light-soft { color: var(--c-text-light); }
.bg-soft-accent  { background: var(--c-accent-soft);  color: var(--c-accent-strong); }
.bg-soft-success { background: var(--c-success-soft); color: #166534; }
.bg-soft-info    { background: var(--c-info-soft);    color: #1D4ED8; }

/* ---------- Boutons ---------- */
.btn {
    border-radius: var(--radius-sm);
    font-weight: 600;
    letter-spacing: 0.1px;
    transition: transform .15s ease, box-shadow .15s ease, background .15s ease, color .15s ease;
}
.btn:hover { transform: translateY(-1px); }

.btn-accent {
    background: var(--c-accent);
    color: #fff;
    border: 1px solid var(--c-accent);
}
.btn-accent:hover, .btn-accent:focus {
    background: var(--c-accent-strong);
    color: #fff;
    border-color: var(--c-accent-strong);
    box-shadow: 0 8px 20px -6px rgba(249, 115, 22, 0.5);
}

.btn-outline-light { color: #fff; border-color: rgba(255,255,255,0.5); }
.btn-outline-light:hover { background: #fff; color: var(--c-primary); }

.btn-sm-soft { padding: .45rem 1rem; font-size: .9rem; }

/* =========================================================================
   NAVBAR
   ========================================================================= */
.landing-nav {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid transparent;
    transition: box-shadow .25s ease, border-color .25s ease, background .25s ease;
}
.landing-nav.scrolled {
    background: rgba(255, 255, 255, 0.95);
    border-bottom-color: var(--c-border);
    box-shadow: var(--shadow-soft);
}
.landing-nav .navbar-brand { font-weight: 700; color: var(--c-primary); }
.landing-nav .nav-link {
    color: var(--c-text-soft);
    font-weight: 500;
    padding: .5rem 1rem;
    position: relative;
}
.landing-nav .nav-link:hover,
.landing-nav .nav-link.active { color: var(--c-primary); }
.landing-nav .nav-link.active::after {
    content: "";
    position: absolute; left: 1rem; right: 1rem; bottom: 6px;
    height: 2px; background: var(--c-accent); border-radius: 2px;
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px; height: 40px;
    border-radius: 11px;
    background: linear-gradient(135deg, var(--c-accent) 0%, var(--c-accent-strong) 60%, var(--c-primary) 130%);
    color: #fff;
    font-weight: 800;
    font-size: .95rem;
    letter-spacing: .5px;
    box-shadow: 0 6px 14px -4px rgba(249, 115, 22, 0.55);
    position: relative;
    overflow: hidden;
}
.brand-mark::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.25) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform .6s ease;
}
.navbar-brand:hover .brand-mark::after { transform: translateX(100%); }
.brand-text {
    font-weight: 800;
    color: var(--c-primary);
    letter-spacing: 1.5px;
    font-size: 1.05rem;
}

/* =========================================================================
   HERO
   ========================================================================= */
.hero-section {
    position: relative;
    padding: 9rem 0 5rem;
    color: #fff;
    background: linear-gradient(160deg, #0B1224 0%, #0F172A 60%, #1E293B 100%);
    overflow: hidden;
}
.hero-bg-grid {
    position: absolute; inset: 0;
    background-image:
        radial-gradient(circle at 20% 20%, rgba(249, 115, 22, 0.18), transparent 40%),
        radial-gradient(circle at 80% 0%, rgba(56, 189, 248, 0.12), transparent 40%),
        linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: auto, auto, 38px 38px, 38px 38px;
    pointer-events: none;
    mask-image: radial-gradient(ellipse at center, #000 50%, transparent 90%);
    -webkit-mask-image: radial-gradient(ellipse at center, #000 50%, transparent 90%);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .35rem .85rem;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 999px;
    font-size: .8rem;
    font-weight: 500;
    letter-spacing: .3px;
    color: #fff;
}
.hero-badge .dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--c-accent);
    box-shadow: 0 0 0 0 rgba(249, 115, 22, 0.6);
    animation: pulse 1.8s ease-out infinite;
}
@keyframes pulse {
    0%   { box-shadow: 0 0 0 0 rgba(249,115,22,.6); }
    70%  { box-shadow: 0 0 0 10px rgba(249,115,22,0); }
    100% { box-shadow: 0 0 0 0 rgba(249,115,22,0); }
}

.hero-title {
    font-size: clamp(2.1rem, 4.6vw, 3.6rem);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -0.02em;
    margin: 0 0 1.25rem;
}
.hero-tagline {
    font-size: clamp(1rem, 1.5vw, 1.18rem);
    color: var(--c-text-light);
    max-width: 620px;
    margin: 0;
}

.hero-checks {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex; flex-wrap: wrap; gap: 1.25rem;
    color: var(--c-text-light);
    font-size: .92rem;
}
.hero-checks i { color: var(--c-accent); margin-right: .4rem; }

/* Stack de cards flottantes côté droit du hero */
.hero-card-stack {
    position: relative;
    height: 360px;
    perspective: 1000px;
}
.hero-card {
    position: absolute;
    background: #fff;
    color: var(--c-text);
    border-radius: var(--radius);
    padding: 1rem 1.1rem;
    display: flex; align-items: center; gap: .9rem;
    box-shadow: var(--shadow-card);
    width: 290px;
    transition: transform .4s ease, box-shadow .4s ease;
    animation: floatUp 6s ease-in-out infinite;
}
.hero-card:hover { transform: translateY(-4px) !important; box-shadow: var(--shadow-hover); }

.hero-card-1 { top:   0;  left: 10%; animation-delay: 0s;   }
.hero-card-2 { top: 130px; left: 32%; animation-delay: 1.5s; }
.hero-card-3 { top: 240px; left: 5%;  animation-delay: 3s;   }

@keyframes floatUp {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-8px); }
}

.hc-icon {
    width: 42px; height: 42px;
    border-radius: 10px;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 1.05rem;
    flex-shrink: 0;
}
.hc-label { font-size: .7rem; text-transform: uppercase; letter-spacing: .8px; color: var(--c-text-soft); font-weight: 600; }
.hc-title { font-weight: 700; color: var(--c-primary); font-size: .95rem; line-height: 1.25; }
.hc-meta  { font-size: .8rem; color: var(--c-text-soft); margin-top: 2px; }

.status-dot {
    width: 7px; height: 7px; border-radius: 50%; display: inline-block; margin-right: 5px;
}
.status-live { background: #22C55E; animation: pulseGreen 1.5s infinite; }
@keyframes pulseGreen {
    0%, 100% { box-shadow: 0 0 0 0 rgba(34,197,94,.5); }
    50%      { box-shadow: 0 0 0 6px rgba(34,197,94,0); }
}

/* =========================================================================
   SECTIONS génériques
   ========================================================================= */
.section-pad { padding: 5.5rem 0; }
.section-soft { background: var(--c-bg-soft); }
.section-dark { background: var(--c-bg-dark); }

.section-eyebrow {
    display: inline-block;
    color: var(--c-accent);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-size: .78rem;
    margin-bottom: .6rem;
}
.section-title {
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    font-weight: 800;
    color: var(--c-primary);
    letter-spacing: -0.01em;
    margin: 0 0 .75rem;
}
.section-dark .section-title { color: #fff; }
.section-lead {
    color: var(--c-text-soft);
    font-size: 1.05rem;
    margin: 0;
}

/* =========================================================================
   MODULE CARDS
   ========================================================================= */
.module-card {
    background: #fff;
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 1.75rem;
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.module-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
    border-color: transparent;
}

.mc-icon {
    width: 52px; height: 52px;
    border-radius: 12px;
    background: var(--c-accent-soft);
    color: var(--c-accent-strong);
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 1.3rem;
    margin-bottom: 1rem;
    transition: transform .3s ease, background .3s ease;
}
.module-card:hover .mc-icon {
    transform: scale(1.06) rotate(-3deg);
}
.mc-title { font-size: 1.1rem; font-weight: 700; color: var(--c-primary); margin: 0 0 .5rem; }
.mc-text  { font-size: .94rem; color: var(--c-text-soft); margin: 0; line-height: 1.55; }

/* =========================================================================
   STEP CARDS (Workflow)
   ========================================================================= */
.step-card {
    position: relative;
    background: #fff;
    border-radius: var(--radius);
    padding: 1.6rem 1.4rem;
    height: 100%;
    box-shadow: var(--shadow-soft);
    overflow: hidden;
    transition: transform .25s ease, box-shadow .25s ease;
}
.step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.step-num {
    position: absolute;
    top: 1rem; right: 1.2rem;
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--c-bg-soft);
    letter-spacing: -1px;
}
.step-icon {
    color: var(--c-accent);
    font-size: 1.6rem;
    margin-bottom: 1rem;
}
.step-title { font-weight: 700; color: var(--c-primary); margin: 0 0 .4rem; }
.step-text  { color: var(--c-text-soft); font-size: .93rem; margin: 0; }

/* =========================================================================
   STATS (section sombre)
   ========================================================================= */
.stat-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius);
    padding: 1.5rem 1.25rem;
    text-align: center;
    transition: transform .25s ease, background .25s ease, border-color .25s ease;
}
.stat-card:hover {
    transform: translateY(-3px);
    background: rgba(255,255,255,0.06);
    border-color: rgba(249,115,22,0.4);
}
.stat-icon {
    color: var(--c-accent);
    font-size: 1.5rem;
    margin-bottom: .75rem;
}
.stat-num {
    color: #fff;
    font-size: clamp(1.6rem, 3vw, 2.25rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
}
.stat-label { color: var(--c-text-light); font-size: .85rem; margin-top: .35rem; }

/* =========================================================================
   CTA cards (section démo)
   ========================================================================= */
.cta-card {
    display: block;
    text-decoration: none;
    border-radius: var(--radius-lg);
    padding: 2.25rem 2rem;
    color: inherit;
    transition: transform .25s ease, box-shadow .25s ease;
    height: 100%;
    position: relative;
    overflow: hidden;
}
.cta-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }

.cta-admin {
    background: linear-gradient(135deg, #0F172A, #1E293B);
    color: #fff;
}
.cta-admin .cta-icon {
    background: rgba(249,115,22,0.15);
    color: var(--c-accent);
}
.cta-admin .cta-text { color: var(--c-text-light); }
.cta-admin .cta-arrow { color: var(--c-accent); }

.cta-seller {
    background: linear-gradient(135deg, #FFEDD5, #FFFFFF);
    color: var(--c-primary);
    border: 1px solid var(--c-border);
}
.cta-seller .cta-icon {
    background: var(--c-primary);
    color: #fff;
}
.cta-seller .cta-text { color: var(--c-text-soft); }
.cta-seller .cta-arrow { color: var(--c-accent-strong); }

.cta-icon {
    width: 56px; height: 56px;
    border-radius: 14px;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.1rem;
}
.cta-title { font-size: 1.35rem; font-weight: 800; margin: 0 0 .5rem; }
.cta-text  { margin: 0 0 1.25rem; font-size: .98rem; }
.cta-arrow { font-weight: 700; }

/* =========================================================================
   FOOTER
   ========================================================================= */
.landing-footer {
    background: #0B1224;
    color: var(--c-text-light);
    padding: 1.75rem 0;
    border-top: 1px solid rgba(255,255,255,0.06);
}
.landing-footer .brand-mark { background: linear-gradient(135deg, var(--c-accent), var(--c-accent-strong)); }
.footer-brand { color: #fff; font-weight: 700; }
.footer-tag   { color: var(--c-text-light); font-size: .9rem; }

/* =========================================================================
   BACK TO TOP
   ========================================================================= */
.back-to-top {
    position: fixed;
    right: 24px; bottom: 24px;
    width: 44px; height: 44px;
    border-radius: 50%;
    background: var(--c-accent);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 12px 24px -8px rgba(249,115,22,0.6);
    text-decoration: none;
    opacity: 0;
    pointer-events: none;
    transform: translateY(8px);
    transition: opacity .25s ease, transform .25s ease, background .2s ease;
    z-index: 999;
}
.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { background: var(--c-accent-strong); color: #fff; }

/* =========================================================================
   TRUST STRIP (KPIs en bas du hero)
   ========================================================================= */
.trust-strip {
    margin-top: 3.5rem;
    padding: 1.6rem 0;
    background: rgba(255,255,255,0.04);
    border-top: 1px solid rgba(255,255,255,0.08);
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.ts-num {
    color: #fff;
    font-weight: 800;
    font-size: clamp(1.4rem, 2.5vw, 1.85rem);
    line-height: 1;
    letter-spacing: -0.02em;
}
.ts-label {
    color: var(--c-text-light);
    font-size: .82rem;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    margin-top: .35rem;
}

/* =========================================================================
   BENEFITS
   ========================================================================= */
.benefit-card {
    background: #fff;
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 1.75rem 1.5rem;
    height: 100%;
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    position: relative;
    overflow: hidden;
}
.benefit-card::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--c-accent), var(--c-accent-strong));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .35s ease;
}
.benefit-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); border-color: transparent; }
.benefit-card:hover::before { transform: scaleX(1); }
.benefit-icon {
    width: 48px; height: 48px;
    border-radius: 12px;
    background: var(--c-bg-soft);
    color: var(--c-primary);
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 1.2rem;
    margin-bottom: 1rem;
    transition: background .25s ease, color .25s ease;
}
.benefit-card:hover .benefit-icon { background: var(--c-accent-soft); color: var(--c-accent-strong); }
.benefit-title { font-weight: 700; color: var(--c-primary); margin: 0 0 .55rem; font-size: 1.05rem; }
.benefit-text  { color: var(--c-text-soft); font-size: .92rem; margin: 0; line-height: 1.55; }

/* =========================================================================
   MODULE CARD — listes de sous-features
   ========================================================================= */
.mc-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0 0;
    border-top: 1px dashed var(--c-border);
    padding-top: 1rem;
}
.mc-list li {
    position: relative;
    padding-left: 1.4rem;
    color: var(--c-text);
    font-size: .9rem;
    margin-bottom: .4rem;
    line-height: 1.4;
}
.mc-list li::before {
    content: "\f00c"; /* fa-check */
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    position: absolute;
    left: 0; top: 1px;
    color: var(--c-accent);
    font-size: .75rem;
}

/* =========================================================================
   TIMELINE — parcours commande
   ========================================================================= */
.timeline {
    position: relative;
    padding: 1rem 0;
}
.timeline::before {
    content: "";
    position: absolute;
    left: 50%; top: 0; bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom,
        transparent 0%,
        var(--c-border) 8%,
        var(--c-border) 92%,
        transparent 100%);
    transform: translateX(-50%);
}
.tl-item {
    position: relative;
    width: 50%;
    padding: 1rem 3rem 1rem 0;
}
.tl-item.tl-right {
    margin-left: 50%;
    padding: 1rem 0 1rem 3rem;
}

.tl-marker {
    position: absolute;
    top: 1.25rem;
    width: 44px; height: 44px;
    border-radius: 50%;
    background: var(--c-primary);
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 800;
    font-size: .85rem;
    z-index: 2;
    box-shadow: 0 0 0 6px var(--c-bg);
    transition: background .25s ease, transform .25s ease;
}
.tl-item.tl-left  .tl-marker { right: -22px; }
.tl-item.tl-right .tl-marker { left: -22px; }
.tl-card:hover ~ .tl-marker,
.tl-item:hover .tl-marker { background: var(--c-accent); transform: scale(1.08); }

.tl-card {
    background: #fff;
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 1.5rem 1.4rem;
    box-shadow: var(--shadow-soft);
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    position: relative;
}
.tl-card::after {
    content: "";
    position: absolute;
    top: 1.6rem;
    width: 14px; height: 14px;
    background: #fff;
    border: 1px solid var(--c-border);
    transform: rotate(45deg);
}
.tl-item.tl-left  .tl-card::after { right: -8px; border-left: none; border-bottom: none; }
.tl-item.tl-right .tl-card::after { left: -8px;  border-right: none; border-top: none; }

.tl-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card);
    border-color: var(--c-accent-soft);
}

.tl-icon {
    width: 38px; height: 38px;
    border-radius: 10px;
    background: var(--c-accent-soft);
    color: var(--c-accent-strong);
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 1.05rem;
    margin-bottom: .7rem;
}
.tl-title { font-weight: 700; color: var(--c-primary); font-size: 1.05rem; margin: 0 0 .4rem; }
.tl-text  { color: var(--c-text-soft); font-size: .92rem; margin: 0 0 .7rem; line-height: 1.5; }
.tl-tags  { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .35rem; }
.tl-tags li {
    background: var(--c-bg-soft);
    color: var(--c-text-soft);
    font-size: .72rem;
    padding: .2rem .55rem;
    border-radius: 999px;
    font-weight: 500;
}

/* =========================================================================
   PERSONAS
   ========================================================================= */
.persona-card {
    background: #fff;
    border: 1px solid var(--c-border);
    border-radius: var(--radius-lg);
    padding: 2rem 1.75rem;
    text-align: center;
    height: 100%;
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.persona-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-card); border-color: transparent; }

.persona-featured {
    background: linear-gradient(180deg, #fff 0%, #FFF7ED 100%);
    border-color: var(--c-accent-soft);
    transform: translateY(-8px);
}
.persona-featured .persona-avatar {
    background: linear-gradient(135deg, var(--c-accent), var(--c-accent-strong));
    color: #fff;
}

.persona-avatar {
    width: 76px; height: 76px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    background: var(--c-bg-soft);
    color: var(--c-primary);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.7rem;
    transition: transform .3s ease;
}
.persona-card:hover .persona-avatar { transform: scale(1.06) rotate(-3deg); }
.persona-title { font-weight: 800; color: var(--c-primary); margin: 0 0 .25rem; }
.persona-role  { color: var(--c-text-soft); font-size: .9rem; margin: 0 0 1.1rem; }
.persona-list  {
    list-style: none; padding: 0;
    margin: 0 0 1.25rem;
    text-align: left;
    display: inline-block;
}
.persona-list li {
    color: var(--c-text);
    font-size: .9rem;
    margin-bottom: .4rem;
}
.persona-list li i {
    color: var(--c-accent);
    margin-right: .5rem;
    font-size: .8rem;
}

/* =========================================================================
   STACK TECHNIQUE
   ========================================================================= */
.tech-grid {
    display: flex;
    flex-wrap: wrap;
    gap: .7rem;
    justify-content: center;
}
.tech-chip {
    background: #fff;
    border: 1px solid var(--c-border);
    color: var(--c-text);
    font-weight: 600;
    font-size: .9rem;
    padding: .55rem 1.1rem;
    border-radius: 999px;
    box-shadow: var(--shadow-soft);
    transition: transform .2s ease, color .2s ease, border-color .2s ease;
    display: inline-flex; align-items: center; gap: .55rem;
}
.tech-chip i { color: var(--c-accent); }
.tech-chip:hover { transform: translateY(-2px); color: var(--c-accent-strong); border-color: var(--c-accent-soft); }

/* =========================================================================
   FAQ ACCORDION
   ========================================================================= */
.landing-accordion .accordion-item {
    background: #fff;
    border: 1px solid var(--c-border);
    border-radius: var(--radius) !important;
    margin-bottom: .75rem;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
}
.landing-accordion .accordion-button {
    background: #fff;
    color: var(--c-primary);
    font-weight: 600;
    padding: 1.05rem 1.25rem;
    box-shadow: none !important;
    border: 0;
    font-size: 1rem;
}
.landing-accordion .accordion-button:not(.collapsed) {
    background: var(--c-bg-soft);
    color: var(--c-accent-strong);
}
.landing-accordion .accordion-button::after {
    background-image: none;
    content: "\f067"; /* fa-plus */
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    color: var(--c-text-soft);
    transition: transform .25s ease, color .2s ease;
    width: auto; height: auto;
    font-size: .85rem;
}
.landing-accordion .accordion-button:not(.collapsed)::after {
    content: "\f068"; /* fa-minus */
    color: var(--c-accent);
    transform: none;
}
.landing-accordion .accordion-body {
    padding: .25rem 1.25rem 1.2rem;
    color: var(--c-text-soft);
    font-size: .94rem;
    line-height: 1.6;
}
.landing-accordion code {
    background: var(--c-primary);
    color: #fff;
    padding: 1px 6px;
    border-radius: 4px;
    font-size: .85em;
}

/* =========================================================================
   FOOTER ENRICHI
   ========================================================================= */
.landing-footer-rich {
    background: #0B1224;
    color: var(--c-text-light);
    padding: 4rem 0 1.5rem;
}
.landing-footer-rich .brand-mark { background: linear-gradient(135deg, var(--c-accent), var(--c-accent-strong)); }
.footer-brand { color: #fff; font-weight: 700; font-size: 1.1rem; }
.footer-tag   { color: var(--c-text-light); font-size: .92rem; line-height: 1.6; }

.footer-heading {
    color: #fff;
    font-weight: 700;
    text-transform: uppercase;
    font-size: .8rem;
    letter-spacing: 1.5px;
    margin-bottom: 1rem;
}
.footer-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-list li { margin-bottom: .5rem; }
.footer-list a {
    color: var(--c-text-light);
    text-decoration: none;
    font-size: .92rem;
    transition: color .2s ease;
}
.footer-list a:hover { color: var(--c-accent); }

.footer-bottom {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: .75rem;
    padding-top: 2rem;
    margin-top: 3rem;
    border-top: 1px solid rgba(255,255,255,0.08);
    font-size: .85rem;
    color: var(--c-text-light);
}

/* =========================================================================
   RESPONSIVE
   ========================================================================= */
@media (max-width: 991.98px) {
    .hero-section { padding-top: 7rem; padding-bottom: 3.5rem; }
    .landing-nav .navbar-collapse { padding: 1rem 0 .5rem; }
    .landing-nav .nav-link.active::after { display: none; }

    /* Timeline en colonne unique sur tablette/mobile */
    .timeline::before { left: 22px; transform: none; }
    .tl-item, .tl-item.tl-right {
        width: 100%;
        margin-left: 0;
        padding: .75rem 0 .75rem 60px;
    }
    .tl-item.tl-left  .tl-marker,
    .tl-item.tl-right .tl-marker { left: 0; right: auto; }
    .tl-item.tl-left  .tl-card::after { display: none; }
    .tl-item.tl-right .tl-card::after { left: -8px; border-right: none; border-top: none; }

    .persona-featured { transform: none; }
}

@media (max-width: 767.98px) {
    .trust-strip { margin-top: 2.5rem; padding: 1.25rem 0; }
    .footer-bottom { justify-content: center; text-align: center; }
}

@media (max-width: 575.98px) {
    .hero-section { padding-top: 6.5rem; padding-bottom: 3rem; }
    .hero-checks { gap: .5rem 1rem; font-size: .85rem; }
    .section-pad { padding: 3.75rem 0; }
    .module-card, .step-card { padding: 1.4rem; }
    .cta-card { padding: 1.75rem 1.4rem; }
    .benefit-card, .persona-card { padding: 1.5rem 1.25rem; }
    .tl-card { padding: 1.25rem 1.1rem; }
    .tl-marker { width: 38px; height: 38px; font-size: .78rem; }
    .timeline::before { left: 19px; }
    .tl-item, .tl-item.tl-right { padding-left: 52px; }
    .back-to-top { right: 16px; bottom: 16px; width: 40px; height: 40px; }
    .landing-footer-rich { padding: 3rem 0 1.25rem; }
}