/* ─── Sig onboarding — page styles ──────────────────────────────
 * Scoped to .sig-onboarding to avoid leaking into shared layouts.
 * Uses CSS custom properties from design-tokens.css where available.
 * ---------------------------------------------------------------- */

.sig-onboarding {
    background: var(--color-bg, #fff);
    color: var(--color-text, #1a1a2e);
}

/* ── Hero ──────────────────────────────────────────────────────── */
.sig-hero {
    padding: 4rem 0 3rem;
    background: linear-gradient(135deg,
        var(--color-primary-100, #e8f0fe) 0%,
        var(--color-bg, #fff) 60%);
    text-align: center;
}

.sig-hero__title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: .75rem;
    color: var(--color-primary-700, #1a56db);
}

.sig-hero__subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--color-text-muted, #6b7280);
    margin-bottom: 1.75rem;
    max-width: 540px;
    margin-left: auto;
    margin-right: auto;
}

/* Trust strip */
.sig-trust-strip {
    list-style: none;
    padding: 0;
    margin: 0 0 2rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: .5rem 1.5rem;
}

.sig-trust-strip__item {
    display: flex;
    align-items: center;
    gap: .4rem;
    font-size: .875rem;
    font-weight: 500;
    color: var(--color-success-700, #0d7a4e);
}

.sig-trust-icon {
    flex-shrink: 0;
    color: var(--color-success-600, #04825B);
}

/* Hero CTA block */
.sig-hero__cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .75rem;
}

.sig-cta-btn {
    min-width: 220px;
    font-size: 1.05rem;
    padding: .75rem 2rem;
    border-radius: .5rem;
}

.sig-hero__login-hint {
    font-size: .875rem;
    color: var(--color-text-muted, #6b7280);
    margin: 0;
}

/* ── Features grid ─────────────────────────────────────────────── */
.sig-features {
    padding: 4rem 0;
    background: var(--color-bg, #fff);
}

.sig-features__heading {
    text-align: center;
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 700;
    margin-bottom: .5rem;
}

.sig-features__subheading {
    text-align: center;
    color: var(--color-text-muted, #6b7280);
    margin-bottom: 2.5rem;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}

.sig-features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.sig-feature-card {
    border: 1px solid var(--color-border, #e5e7eb);
    border-radius: .75rem;
    padding: 1.5rem;
    background: var(--color-surface, #f9fafb);
    transition: box-shadow .2s ease, transform .2s ease;
}

.sig-feature-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, .08);
    transform: translateY(-2px);
}

.sig-feature-card__icon {
    width: 48px;
    height: 48px;
    background: var(--color-primary-50, #eff6ff);
    border-radius: .5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: var(--color-primary-600, #2563eb);
}

.sig-feature-card__title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: .375rem;
}

.sig-feature-card__desc {
    font-size: .875rem;
    color: var(--color-text-muted, #6b7280);
    line-height: 1.6;
    margin: 0;
}

/* ── Steps ─────────────────────────────────────────────────────── */
.sig-steps {
    padding: 4rem 0;
    background: var(--color-primary-50, #eff6ff);
}

.sig-steps__heading {
    text-align: center;
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 700;
    margin-bottom: 2rem;
}

.sig-steps__list {
    list-style: none;
    padding: 0;
    margin: 0 auto;
    max-width: 620px;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.sig-steps__item {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    background: var(--color-bg, #fff);
    border-radius: .75rem;
    padding: 1.25rem 1.5rem;
    box-shadow: 0 1px 4px rgba(0, 0, 0, .06);
}

.sig-steps__number {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-primary-600, #2563eb);
    color: #fff;
    font-weight: 700;
    font-size: .875rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sig-steps__body {
    display: flex;
    flex-direction: column;
    gap: .25rem;
}

.sig-steps__label {
    font-size: 1rem;
    font-weight: 600;
}

.sig-steps__detail {
    font-size: .875rem;
    color: var(--color-text-muted, #6b7280);
    line-height: 1.6;
}

/* ── Bottom CTA ────────────────────────────────────────────────── */
.sig-bottom-cta {
    padding: 4.5rem 0;
    background: var(--color-primary-700, #1a56db);
    color: #fff;
    text-align: center;
}

.sig-bottom-cta__heading {
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 700;
    margin-bottom: .75rem;
    color: #fff;
}

.sig-bottom-cta__body {
    max-width: 520px;
    margin: 0 auto 1.75rem;
    font-size: 1.05rem;
    opacity: .9;
}

.sig-bottom-cta .sig-cta-btn {
    background: #fff;
    color: var(--color-primary-700, #1a56db);
    border-color: #fff;
    font-weight: 600;
}

.sig-bottom-cta .sig-cta-btn:hover {
    background: var(--color-primary-50, #eff6ff);
    border-color: var(--color-primary-50, #eff6ff);
}

.sig-bottom-cta__reassurance {
    margin-top: 1rem;
    font-size: .8rem;
    opacity: .75;
}

/* ── Back nav ──────────────────────────────────────────────────── */
.sig-back-nav {
    padding: 1.25rem 0 2rem;
}

.sig-back-link {
    font-size: .875rem;
    color: var(--color-text-muted, #6b7280);
    text-decoration: none;
}

.sig-back-link:hover {
    text-decoration: underline;
}

/* ── Responsive ────────────────────────────────────────────────── */
@media (max-width: 576px) {
    .sig-hero          { padding: 2.5rem 0 2rem; }
    .sig-features,
    .sig-steps         { padding: 2.5rem 0; }
    .sig-bottom-cta    { padding: 3rem 0; }
    .sig-features__grid { grid-template-columns: 1fr; }
    .sig-trust-strip   { gap: .4rem 1rem; }
}