/* Signup - the account type chooser and the details form. Builds on the tokens
   and shell defined in homepage.css. */

.bi-signup-hero {
    padding: 56px 0 28px;
    background: linear-gradient(112deg, #063e70 0%, #0a315f 45%, #43164d 100%);
    color: #fff;
}

.bi-signup-hero-compact {
    padding: 40px 0 24px;
}

.bi-signup-hero h1 {
    margin: 0 0 10px;
    font-size: clamp(1.9rem, 3.4vw, 2.6rem);
    font-weight: 700;
}

.bi-signup-lead {
    max-width: 62ch;
    margin: 0;
    color: rgba(255, 255, 255, 0.86);
    font-size: 1.05rem;
}

.bi-signup-lead a {
    color: #fff;
    text-decoration: underline;
}

.bi-signup-step {
    margin: 0 0 6px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.bi-signup-notice {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    max-width: 68ch;
    margin-top: 18px;
    padding: 12px 16px;
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.1);
    font-size: 0.95rem;
}

/* ---- account type cards ---- */

.bi-signup-choices {
    padding-top: 40px;
}

.bi-signup-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
    gap: 22px;
}

.bi-signup-card {
    display: flex;
    flex-direction: column;
    padding: 26px 24px;
    border: 1px solid var(--bi-border);
    border-radius: 14px;
    background: #fff;
    box-shadow: var(--bi-shadow);
}

.bi-signup-card-soon {
    border-style: dashed;
    background: #f7fafd;
}

.bi-signup-card h3 {
    margin: 0 0 8px;
    color: var(--bi-navy);
    font-size: 1.5rem;
    font-weight: 700;
}

.bi-signup-card-lead {
    margin: 0 0 18px;
    color: var(--bi-muted);
    font-size: 0.98rem;
}

.bi-signup-card-headlines {
    display: grid;
    gap: 10px;
    margin: 0 0 16px;
    padding: 0 0 16px;
    border-bottom: 1px solid var(--bi-border);
    list-style: none;
}

.bi-signup-card-headlines li {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    color: var(--bi-navy);
    font-size: 1.08rem;
    font-weight: 700;
    line-height: 1.3;
}

.bi-signup-card-headlines .bi {
    flex-shrink: 0;
    margin-top: 3px;
    color: #d69e2e;
    font-size: 0.95rem;
}

.bi-signup-card-features {
    flex-grow: 1;
    margin: 0 0 22px;
    padding: 0;
    list-style: none;
}

.bi-signup-card-features li {
    display: flex;
    gap: 9px;
    align-items: flex-start;
    padding: 5px 0;
    font-size: 0.95rem;
}

.bi-signup-card-features .bi {
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--bi-blue);
}

.bi-signup-card-more a {
    color: var(--bi-blue);
    font-size: 0.9rem;
}

.bi-signup-card-button {
    display: block;
    width: 100%;
    text-align: center;
}

.bi-signup-card-button-disabled {
    padding: 12px 18px;
    border: 1px solid var(--bi-border);
    border-radius: 999px;
    background: #eaf1f8;
    color: var(--bi-muted);
    cursor: not-allowed;
}

.bi-signup-card-note {
    margin: 10px 0 0;
    color: var(--bi-muted);
    font-size: 0.85rem;
    text-align: center;
}

/* ---- comparison table ---- */

.bi-signup-table-wrap {
    overflow-x: auto;
    border: 1px solid var(--bi-border);
    border-radius: 14px;
    background: #fff;
}

.bi-signup-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.bi-signup-table th,
.bi-signup-table td {
    padding: 12px 16px;
    text-align: left;
    vertical-align: middle;
}

.bi-signup-table thead th {
    position: sticky;
    top: 0;
    background: var(--bi-navy);
    color: #fff;
    font-weight: 700;
}

.bi-signup-table thead th:not(:first-child),
.bi-signup-table tbody td {
    text-align: center;
}

.bi-signup-table tbody tr:nth-child(even of :not(.bi-signup-table-group)) {
    background: #f7fafd;
}

/* a group's own heading, set apart from the striped rows under it */
.bi-signup-table-group th {
    padding: 16px 16px 12px 20px;
    color: var(--bi-deep-navy);
    font-size: 1.15rem;
    font-weight: 700;
    border-top: 2px solid var(--bi-border);
    background: #deedfb;
    box-shadow: inset 5px 0 0 var(--bi-plum);
}

.bi-signup-table tbody .bi-signup-table-group:first-child th {
    border-top: 0;
}

.bi-signup-feature-name {
    padding: 0;
    border: 0;
    background: none;
    color: var(--bi-ink);
    font: inherit;
    text-align: left;
    cursor: help;
}

.bi-signup-feature-name .bi {
    margin-left: 6px;
    color: var(--bi-muted);
    font-size: 0.85em;
}

.bi-signup-yes {
    color: #1a8a4c;
    font-size: 1.15rem;
}

.bi-signup-no {
    color: #c3ced9;
}

.bi-signup-tag {
    display: inline-block;
    padding: 2px 9px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    white-space: nowrap;
}

.bi-signup-tag-premium {
    background: #e7f0fb;
    color: var(--bi-blue);
}

.bi-signup-tag-limited {
    background: #fdf1dd;
    color: #8a5a10;
}

.bi-signup-cell-note {
    display: block;
    margin-top: 4px;
    color: var(--bi-muted);
    font-size: 0.78rem;
}

.bi-signup-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 22px;
    margin-top: 18px;
    color: var(--bi-muted);
    font-size: 0.88rem;
}

.bi-signup-legend span {
    display: inline-flex;
    gap: 7px;
    align-items: center;
}

.bi-signup-footnote {
    margin-top: 22px;
    color: var(--bi-muted);
}

/* ---- details form ---- */

.bi-signup-form-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    gap: 30px;
    align-items: start;
}

.bi-signup-form-panel,
.bi-signup-summary {
    padding: 28px 26px;
    border: 1px solid var(--bi-border);
    border-radius: 14px;
    background: #fff;
    box-shadow: var(--bi-shadow);
}

.bi-signup-summary {
    background: #f7fafd;
}

.bi-signup-summary h2 {
    margin: 0 0 8px;
    color: var(--bi-navy);
    font-size: 1.25rem;
    font-weight: 700;
}

.bi-signup-summary-lead {
    margin: 0 0 16px;
    color: var(--bi-muted);
    font-size: 0.94rem;
}

.bi-signup-summary-list {
    margin: 0 0 16px;
    padding: 0;
    list-style: none;
}

.bi-signup-summary-list li {
    display: flex;
    gap: 9px;
    align-items: flex-start;
    padding: 5px 0;
    font-size: 0.92rem;
}

.bi-signup-summary-list .bi {
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--bi-blue);
}

.bi-signup-summary-note {
    margin: 0;
    font-size: 0.9rem;
}

.bi-signup-optional {
    color: var(--bi-muted);
    font-size: 0.82em;
}

.bi-signup-submit {
    width: auto;
    margin-top: 6px;
}

.bi-signup .form-label {
    font-weight: 700;
}

.bi-signup .invalid-feedback {
    display: none;
}

@media (max-width: 900px) {
    .bi-signup-form-grid {
        grid-template-columns: minmax(0, 1fr);
    }
}