:root {
    --cta-brand: #2563eb;
    --cta-brand-hover: #1d4ed8;
    --cta-border: rgba(226, 232, 240, 0.85);
    --cta-text-main: #0f172a;
    --cta-text-sub: #475569;
    --cta-text-muted: #64748b;
    --cta-emerald: #10b981;
    --cta-purple: #8b5cf6;
    --cta-cyan: #06b6d4;
    --cta-orange: #ea580c;
}

.cta-banner-section {
    position: relative;
    padding: 100px 0;
    background: linear-gradient(180deg, #faf8f5 0%, #ffffff 50%, #faf8f5 100%) !important;
    border-bottom: 1px solid var(--cta-border);
    overflow: hidden;
}

/* Blueprint dot matrix grid */
.cta-banner-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(15, 23, 42, 0.055) 1px, transparent 1px);
    background-size: 36px 36px;
    pointer-events: none;
    z-index: 1;
}

/* Rich, colorful top-center ambient glow mesh */
.cta-section-ambient-mesh {
    position: absolute;
    top: -40px;
    left: 50%;
    transform: translateX(-50%);
    width: 1050px;
    height: 400px;
    background: radial-gradient(circle, rgba(254, 215, 170, 0.75) 0%, rgba(224, 231, 255, 0.55) 45%, rgba(255, 255, 255, 0) 75%);
    filter: blur(55px);
    pointer-events: none;
    z-index: 1;
}

.cta-v1-floating-card {
    position: relative;
    background: linear-gradient(145deg, #090d16 0%, #0f172a 100%);
    border: 1px solid #1e293b;
    border-radius: 32px;
    padding: 64px 54px;
    color: #ffffff;
    box-shadow: 0 30px 70px -15px rgba(15, 23, 42, 0.35);
    overflow: hidden;
    z-index: 2;
}

.cta-card-aurora {
    position: absolute;
    top: -80px;
    right: -80px;
    width: 450px;
    height: 450px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.3) 0%, rgba(139, 92, 246, 0.15) 50%, transparent 75%);
    filter: blur(60px);
    pointer-events: none;
}

.cta-v1-flex-row {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 48px;
}

.cta-v1-content-side {
    max-width: 680px;
}

.cta-kicker-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 5px 14px;
    border-radius: 9999px;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: #38bdf8;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.cta-ping-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--cta-emerald);
    box-shadow: 0 0 8px rgba(16, 185, 129, 0.6);
}

.cta-main-title {
    font-size: clamp(2rem, 3.2vw, 2.7rem);
    font-weight: 800;
    color: #ffffff;
    line-height: 1.18;
    letter-spacing: -0.03em;
    margin: 0 0 16px 0;
}

.cta-main-desc {
    font-size: 1.02rem;
    color: #94a3b8;
    line-height: 1.65;
    margin: 0 0 28px 0;
}

.cta-trust-chips-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.cta-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.76rem;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    color: #cbd5e1;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    padding: 5px 12px;
    border-radius: 6px;
}

.cta-v1-actions-side {
    display: flex;
    flex-direction: column;
    gap: 14px;
    flex-shrink: 0;
}

.btn-cta-primary-glow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 34px;
    background: #ffffff;
    color: #0f172a;
    border-radius: 12px;
    font-size: 0.92rem;
    font-weight: 800;
    text-decoration: none;
    transition: all 0.25s ease;
    box-shadow: 0 10px 25px rgba(255, 255, 255, 0.2);
    white-space: nowrap;
}

.btn-cta-primary-glow:hover {
    background: #f1f5f9;
    transform: translateY(-2px);
    box-shadow: 0 15px 35px rgba(255, 255, 255, 0.35);
}

.btn-cta-secondary-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 15px 34px;
    background: transparent;
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    font-size: 0.92rem;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.25s ease;
    white-space: nowrap;
}

.btn-cta-secondary-ghost:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
}

.cta-v2-hub-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.cta-hub-unit {
    position: relative;
    border-radius: 26px;
    padding: 44px 38px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 360px;
    overflow: hidden;
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.cta-hub-unit:hover {
    transform: translateY(-6px);
}

.hub-theme-dark {
    background: linear-gradient(150deg, #090d16 0%, #0f172a 100%);
    border: 1px solid #1e293b;
    color: #ffffff;
    box-shadow: 0 20px 45px -10px rgba(15, 23, 42, 0.35);
}

.hub-theme-light {
    background: linear-gradient(150deg, #ffffff 40%, #f8fafc 100%);
    border: 1px solid var(--cta-border);
    color: var(--cta-text-main);
    box-shadow: 0 8px 30px rgba(15, 23, 42, 0.04);
}

.hub-badge {
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    padding: 4px 12px;
    border-radius: 9999px;
    display: inline-block;
    margin-bottom: 20px;
    width: fit-content;
}

.hub-theme-dark .hub-badge {
    color: #38bdf8;
    background: rgba(56, 189, 248, 0.12);
    border: 1px solid rgba(56, 189, 248, 0.3);
}

.hub-theme-light .hub-badge {
    color: var(--cta-brand);
    background: #eff6ff;
    border: 1px solid #bfdbfe;
}

.hub-title {
    font-size: 1.6rem;
    font-weight: 800;
    margin: 0 0 12px 0;
    line-height: 1.25;
}

.hub-desc {
    font-size: 0.92rem;
    line-height: 1.6;
    margin: 0 0 24px 0;
}

.hub-theme-dark .hub-desc { color: #94a3b8; }
.hub-theme-light .hub-desc { color: var(--cta-text-sub); }

.hub-perks-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 28px;
}

.hub-perk-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.84rem;
    font-weight: 600;
}

.hub-theme-dark .hub-perk-item { color: #cbd5e1; }
.hub-theme-light .hub-perk-item { color: var(--cta-text-main); }

.hub-check-icon {
    font-weight: 800;
}

.hub-theme-dark .hub-check-icon { color: var(--cta-emerald); }
.hub-theme-light .hub-check-icon { color: var(--cta-brand); }

.btn-hub-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 26px;
    border-radius: 10px;
    font-size: 0.88rem;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.25s ease;
    width: 100%;
    box-sizing: border-box;
}

.hub-theme-dark .btn-hub-action {
    background: #ffffff;
    color: #0f172a;
}

.hub-theme-light .btn-hub-action {
    background: #0f172a;
    color: #ffffff;
}

.cta-v3-invitation-deck {
    position: relative;
    max-width: 960px;
    margin: 0 auto;
    background: #ffffff;
    border: 1px solid var(--cta-border);
    border-radius: 28px;
    padding: 60px 48px;
    text-align: center;
    box-shadow: 0 15px 45px -10px rgba(15, 23, 42, 0.06);
}

.cta-v3-avatars-row {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 24px;
}

.v3-av-dot {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: #0f172a;
    color: #ffffff;
    font-size: 0.68rem;
    font-weight: 800;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 3px solid #ffffff;
    margin-left: -10px;
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
}

.v3-av-dot:first-child {
    margin-left: 0;
    background: #2563eb;
}

.v3-av-dot:nth-child(2) {
    background: #0f172a;
}

.v3-av-dot:last-child {
    background: #10b981;
}

.cta-v3-heading {
    font-size: clamp(2rem, 3.2vw, 2.7rem);
    font-weight: 800;
    color: var(--cta-text-main);
    line-height: 1.18;
    letter-spacing: -0.03em;
    margin: 0 0 14px 0;
}

.cta-v3-subtitle {
    font-size: 1rem;
    color: var(--cta-text-sub);
    line-height: 1.65;
    max-width: 620px;
    margin: 0 auto 32px auto;
}

.cta-v3-action-cluster {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 36px;
}

.btn-cta-primary-dark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 15px 32px;
    background: #0f172a;
    color: #ffffff;
    border-radius: 12px;
    font-size: 0.88rem;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.25s ease;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.18);
}

.btn-cta-primary-dark:hover {
    background: #1e293b;
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.28);
}

.btn-cta-secondary-clean {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 15px 32px;
    background: #ffffff;
    color: #0f172a;
    border: 1px solid var(--cta-border);
    border-radius: 12px;
    font-size: 0.88rem;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.25s ease;
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.03);
}

.btn-cta-secondary-clean:hover {
    background: #f8fafc;
    border-color: #94a3b8;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(15, 23, 42, 0.08);
}

.cta-v3-assurances-strip {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 28px;
    border-top: 1px solid #f1f5f9;
    padding-top: 24px;
    flex-wrap: wrap;
}

.v3-assure-item {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--cta-text-muted);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.v3-assure-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--cta-emerald);
}

@media (max-width: 1024px) {
    .cta-v1-flex-row {
        flex-direction: column;
        align-items: flex-start;
    }
    .cta-v1-actions-side {
        width: 100%;
        flex-direction: row;
    }
    .cta-v2-hub-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .cta-v1-floating-card {
        padding: 40px 24px;
    }
    .cta-v1-actions-side {
        flex-direction: column;
    }
    .cta-v3-invitation-deck {
        padding: 40px 20px;
    }
    .cta-v3-action-cluster {
        flex-direction: column;
        width: 100%;
    }
    .cta-v3-action-cluster a {
        width: 100%;
        box-sizing: border-box;
    }
}