html, body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

h1, h2, h3 {
    font-weight: 600;
}

.navbar-brand {
    font-weight: 700;
    letter-spacing: 0.05em;
}

/* EIFFEL elicitation form */

.eiffel-fixed {
    background-color: var(--bs-secondary-bg);
    color: var(--bs-secondary-color);
    cursor: default;
    font-style: italic;
}

.eiffel-info {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.1rem;
    height: 1.1rem;
    font-size: 0.65rem;
    font-style: italic;
    font-weight: 700;
    border: 1px solid var(--bs-border-color);
    border-radius: 50%;
    cursor: help;
    flex-shrink: 0;
    line-height: 1;
}

.eiffel-info-placeholder {
    display: inline-flex;
    width: 1.1rem;
    height: 1.1rem;
    flex-shrink: 0;
}

.history-item {
    white-space: normal;
    word-break: break-word;
    text-align: left;
    font-size: 0.8rem;
    line-height: 1.4;
    padding: 0.5rem 0.75rem;
    border-color: var(--bs-border-color);
    color: var(--bs-body-color);
    transition: background-color 0.1s;
}

.history-item:hover {
    background-color: var(--bs-primary-bg-subtle);
    border-color: var(--bs-primary);
    color: var(--bs-body-color);
}

kbd {
    font-size: 0.7em;
}

.lang-switcher {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    margin-left: 0.75rem;
    font-size: 0.75rem;
}

.lang-link {
    color: rgba(255,255,255,0.4);
    text-decoration: none;
}

.lang-link:hover {
    color: rgba(255,255,255,0.8);
}

.lang-active {
    color: rgba(255,255,255,0.85);
    font-weight: 600;
    text-decoration: none;
    cursor: default;
    pointer-events: none;
}

/* ─── Home page ──────────────────────────────────────────────── */

.home-hero {
    background-color: var(--bs-tertiary-bg);
    border: 1px solid var(--bs-border-color-translucent);
}

.home-eyebrow {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--bs-secondary-color);
    margin-bottom: 0.25rem;
}

.home-title {
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    border: none !important;
    box-shadow: none !important;
    background: none !important;
    outline: none;
    padding: 0;
    margin: 0 auto 0.25rem;
}


/* ─── Elicitation form ───────────────────────────────────────── */

/* Invisible placeholder above readonly (equals-type) fields so they
   align vertically with adjacent labelled fields in the same grid row. */
.eiffel-label-placeholder {
    height: calc(0.875rem * 1.5 + 0.25rem);
    display: block;
}

/* Keyboard shortcut hint shown next to variant buttons */
.eiffel-kbd-hint {
    font-size: 0.7rem;
    font-family: var(--bs-font-monospace);
    opacity: 0.55;
}

/* Variant pill buttons */
.eiffel-variant-btn {
    border-radius: 2rem;
    padding: 0.2rem 0.85rem;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1.5px solid var(--bs-border-color);
    color: var(--bs-secondary-color);
    background: transparent;
    transition: background-color 0.1s, border-color 0.1s, color 0.1s;
}

.eiffel-variant-btn:hover {
    background-color: var(--bs-secondary-bg);
    border-color: var(--bs-secondary-color);
    color: var(--bs-body-color);
}

.btn-check:checked + .eiffel-variant-btn {
    background-color: var(--bs-dark);
    border-color: var(--bs-dark);
    color: #fff;
}