.ao-ri {
    margin: 2.5rem 0;
    padding: clamp(1.25rem, 3vw, 2rem);
    border: 1px solid #e5e7eb;
    border-radius: 1.25rem;
    background: #fff;
    color: #111827;
    box-shadow: 0 12px 36px rgba(17, 24, 39, .06);
}

.ao-ri * { box-sizing: border-box; }
.ao-ri__header { max-width: 760px; }
.ao-ri__eyebrow { margin: 0 0 .45rem; font-size: .82rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: #4b5563; }
.ao-ri__title { margin: 0; font-size: clamp(1.45rem, 3vw, 2rem); line-height: 1.15; }
.ao-ri__intro { margin: .75rem 0 0; color: #4b5563; }

.ao-ri__form {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.ao-ri__form label { display: grid; gap: .45rem; font-weight: 650; }
.ao-ri__form input {
    width: 100%;
    min-height: 46px;
    padding: .7rem .8rem;
    border: 1px solid #d1d5db;
    border-radius: .75rem;
    background: #fff;
    color: inherit;
    font: inherit;
}

.ao-ri__input-suffix { display: flex; align-items: center; gap: .55rem; }
.ao-ri__input-suffix input { flex: 1; }
.ao-ri__input-suffix > span { min-width: 2.2rem; color: #4b5563; font-weight: 600; }

.ao-ri__results {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .8rem;
    margin-top: 1.5rem;
}

.ao-ri__metric {
    min-width: 0;
    padding: 1rem;
    border-radius: 1rem;
    background: #f9fafb;
    border: 1px solid #eef0f2;
}

.ao-ri__metric strong { display: block; font-size: clamp(1.15rem, 2vw, 1.55rem); line-height: 1.15; overflow-wrap: anywhere; }
.ao-ri__metric span { display: block; margin-top: .35rem; color: #4b5563; font-size: .9rem; line-height: 1.35; }
.ao-ri__sources { margin: .75rem 0 0; font-size: .8rem; line-height: 1.45; color: #6b7280; }

/* Topbar : volontairement simple, sans élément décoratif ni position sticky. */
.ao-ri-topbar {
    position: relative;
    z-index: 9990;
    width: 100%;
    border-bottom: 1px solid rgba(255, 255, 255, .12);
    background: #000;
    color: #fff;
}

.ao-ri-topbar__inner {
    display: flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    gap: .7rem;
    width: min(100% - 2rem, 1280px);
    margin: 0 auto;
    padding: .55rem 0;
    color: inherit;
    text-align: center;
    text-decoration: none;
    line-height: 1.25;
}

.ao-ri-topbar a.ao-ri-topbar__inner:hover,
.ao-ri-topbar a.ao-ri-topbar__inner:focus-visible {
    color: inherit;
    text-decoration: none;
}

.ao-ri-topbar__sentence {
    color: #fff;
    font-size: .86rem;
    font-weight: 500;
    white-space: nowrap;
}

.ao-ri-topbar__sentence strong {
    color: #fff;
    font-size: .94rem;
    font-variant-numeric: tabular-nums;
    font-weight: 750;
}

.ao-ri-topbar__arrow {
    margin-left: .15rem;
    color: rgba(255, 255, 255, .55);
    font-size: 1rem;
    transition: transform .2s ease;
}

.ao-ri-topbar a.ao-ri-topbar__inner:hover .ao-ri-topbar__arrow {
    transform: translateX(3px);
}

@media (max-width: 640px) {
    .ao-ri { border-radius: 1rem; }
    .ao-ri__form,
    .ao-ri__results { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
    .ao-ri-topbar__arrow { transition: none; }
}