:root {
    --bo-yellow: #F9D949;
    --bo-pink: #E91E8C;
    --bo-pink-hover: #C71973;
    --bo-purple: #3D3B7E;
    --bo-blue: #4A4FDB;
}

/* Sticky Navigation Header (NEW) */
.header--conference {
    background: #fff;
    position: relative;
    z-index: 1000;
}

/* When scrolled past the header area, fix it to the top */
.header--conference.sticky-top {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1200;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.header--conference .header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 20px;
    min-height: 68px;
    max-width: 1400px;
    margin: 0 auto;
}

.header--conference .header__logo-img {
    height: 32px;
    width: auto;
    display: block;
}

.header--conference .header__hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.header--conference .header__hamburger span {
    width: 26px;
    height: 3px;
    background: var(--bo-purple);
    border-radius: 2px;
    transition: all .25s ease;
}

.header--conference .header__hamburger[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.header--conference .header__hamburger[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.header--conference .header__hamburger[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

.header--conference .header__nav {
    display: flex;
    align-items: center;
    gap: 28px;
}

.header--conference .header__nav-list {
    display: flex;
    align-items: center;
    gap: 30px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.header--conference .header__nav-link {
    color: var(--bo-purple);
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    position: relative;
}

.header--conference .header__nav-link:hover {
    color: var(--bo-pink);
}

.header--conference .header__nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 0;
    height: 2px;
    background: var(--bo-pink);
    transition: width .25s ease;
}

.header--conference .header__nav-link:hover::after {
    width: 100%;
}

/* Shared CTA button style (from mockups/spec) */
.bo-cta-button {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--bo-pink);
    color: #fff;
    padding: 16px 40px;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all .3s ease;
    box-shadow: 0 4px 14px rgba(233, 30, 140, 0.30);
}

.bo-cta-button:hover {
    background: var(--bo-pink-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(233, 30, 140, 0.40);
}

.bo-cta-button--small {
    padding: 12px 28px;
    font-size: 16px;
}

.bo-cta-button__subtext {
    display: block;
    margin-top: 10px;
    font-size: 14px;
    font-weight: 500;
    opacity: .95;
    line-height: 1.3;
}

/* Mobile nav */
@media (max-width: 768px) {
    .header--conference .header__hamburger {
        display: flex;
    }

    .header--conference .header__nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #fff;
        display: none;
        flex-direction: column;
        align-items: flex-start;
        /* ensure menu items appear at top on mobile */
        gap: 18px;
        padding: 18px 20px 22px;
        box-shadow: 0 8px 16px rgba(0, 0, 0, 0.10);
        z-index: 1300;
    }

    .header--conference .header__nav.is-open {
        display: flex;
    }

    .header--conference .header__nav-list {
        flex-direction: column;
        gap: 16px;
        width: 100%;
    }

    .header--conference .bo-cta-button--small {
        width: 100%;
    }
}

/* New content sections */
.bo-section__inner {
    max-width: 1200px;
    margin: 50px auto;
    padding: 72px 20px;
}

@media (max-width: 768px) {
    .bo-section__inner {
        padding: 30px 20px !important;
        margin: 20px auto !important;
    }
}

.bo-section__title {
    color: var(--bo-purple);
    font-size: 32px;
    margin: 0 0 12px;
    line-height: 1.2;
}

.bo-section__subtitle {
    color: #333;
    font-size: 18px;
    margin: 0 0 18px;
    line-height: 1.5;
}

.bo-section__intro {
    color: #666;
    font-size: 16px;
    margin: 0 0 28px;
    line-height: 1.7;
}

.bo-cta-band {
    background: #fafafa;
}

.bo-cta-band .bo-section__inner {
    padding: 56px 20px;
    text-align: center;
}

/* Partnership Approach */
.bo-partnership {
    background: #fff;
}

.bo-partnership__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    margin-top: 22px;
}

.bo-partnership__card {
    background: #f8f8f8;
    border-radius: 12px;
    padding: 22px;
    border-left: 4px solid var(--bo-pink);
}

.bo-partnership__card h4 {
    margin: 0 0 8px;
    color: var(--bo-purple);
    font-size: 18px;
}

.bo-partnership__card p {
    margin: 0;
    color: #555;
    line-height: 1.6;
    font-size: 15px;
}

@media (max-width: 768px) {
    .bo-partnership__grid {
        grid-template-columns: 1fr;
    }
}

/* Case Studies */
.bo-case-studies {
    background: #fff;
}

.bo-case-studies__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    margin-top: 22px;
}

.bo-case-studies__card {
    background: #fff;
    border: 1px solid rgba(0, 0, 0, 0.10);
    border-radius: 12px;
    padding: 22px;
}

.bo-case-studies__card h4 {
    margin: 0 0 10px;
    color: var(--bo-purple);
    font-size: 18px;
}

.bo-case-studies__meta {
    margin: 0 0 14px;
    color: #666;
    font-size: 14px;
}

.bo-case-studies__list {
    margin: 0;
    padding-left: 18px;
    color: #444;
    line-height: 1.6;
}

.bo-case-studies__card.is-placeholder {
    opacity: .75;
    border-style: dashed;
}

@media (max-width: 900px) {
    .bo-case-studies__grid {
        grid-template-columns: 1fr;
    }
}

/* Requirements + Payment */
.bo-split {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    margin-top: 18px;
}

.bo-box {
    background: #f8f8f8;
    border-radius: 12px;
    padding: 22px;
    border-left: 4px solid var(--bo-yellow);
}

.bo-box h4 {
    margin: 0 0 10px;
    color: var(--bo-purple);
    font-size: 18px;
}

.bo-box ul {
    margin: 0;
    padding-left: 18px;
    color: #444;
    line-height: 1.6;
}

.bo-callout {
    margin-top: 18px;
    background: var(--bo-yellow);
    border-radius: 12px;
    padding: 18px 18px;
    color: var(--bo-purple);
    font-weight: 700;
    text-align: center;
    font-size: 18px;
}

@media (max-width: 900px) {
    .bo-split {
        grid-template-columns: 1fr;
    }
}

/* FAQ accordion */
.bo-faq {
    background: #fff;
}

.bo-faq__list {
    margin-top: 18px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.bo-faq__item {
    border: 1px solid rgba(0, 0, 0, 0.10);
    border-radius: 12px;
    overflow: hidden;
}

.bo-faq__question {
    width: 100%;
    text-align: left;
    background: #f8f8f8;
    border: none;
    padding: 16px 18px;
    font-size: 16px;
    font-weight: 700;
    color: var(--bo-purple);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

.bo-faq__icon {
    width: 28px;
    height: 28px;
    border-radius: 999px;
    background: #fff;
    display: grid;
    place-items: center;
    border: 1px solid rgba(0, 0, 0, 0.10);
    flex: 0 0 auto;
}

.bo-faq__icon::before {
    content: "+";
    font-size: 18px;
    line-height: 1;
    color: var(--bo-pink);
}

.bo-faq__question[aria-expanded="true"] .bo-faq__icon::before {
    content: "–";
}

.bo-faq__answer {
    padding: 0 18px 16px;
    background: #fff;
    color: #444;
    line-height: 1.7;
    font-size: 15px;
}

.bo-faq__answer p {
    margin: 12px 0 0;
}

/* Footer CTA band */
.bo-footer-cta {
    background: var(--bo-purple);
    color: #fff;
    text-align: center;
}

.bo-footer-cta .bo-section__inner {
    padding: 70px 20px;
}

.bo-footer-cta h3 {
    margin: 0 0 12px;
    font-size: 28px;
    line-height: 1.2;
    color: inherit;
}

.bo-footer-cta p {
    margin: 0 0 26px;
    opacity: .92;
    font-size: 16px;
    line-height: 1.6;
    color: inherit;
}

/* Small helper: ensure anchored sections don’t hide behind sticky header */
[id] {
    scroll-margin-top: 90px;
}

/* Hero spacing adjustments */
.bo-hero {
    padding: 60px 0 48px;
}

.bo-hero__inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.bo-hero__title {
    font-size: 44px;
    margin: 0 0 10px;
}

.bo-hero__text {
    margin: 0;
    font-size: 18px;
}

@media (max-width: 768px) {
    .bo-hero {
        padding: 36px 0 28px;
    }

    .bo-hero__title {
        font-size: 34px;
    }
}

.bo__testimonial-header {
    text-align: center;
    margin-bottom: 60px;
}

.bo__testimonial-title {
    color: #4a3f6b;
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.bo__testimonial-subtitle {
    color: #666;
    font-size: 20px;
    line-height: 1.6;
    max-width: 900px;
    margin: 0 auto;
}

.bo__testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.bo__testimonial-card {
    background: white;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.bo__testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.bo__testimonial-card:nth-child(1) .bo__testimonial-quote-icon {
    color: #c8b6e2;
}

.bo__testimonial-card:nth-child(2) .bo__testimonial-quote-icon {
    color: #f4b4d4;
}

.bo__testimonial-card:nth-child(3) .bo__testimonial-quote-icon {
    color: #c8b6e2;
}

.bo__testimonial-quote-icon {
    font-size: 60px;
    line-height: 1;
    margin-bottom: 20px;
    font-family: Georgia, serif;
    opacity: 0.4;
}

.bo__testimonial-quote {
    color: #333;
    font-size: 20px;
    line-height: 1.6;
    margin-bottom: 30px;
    font-weight: 500;
}

.bo__testimonial-highlight {
    font-weight: 700;
    color: #2d2d2d;
}

.bo__testimonial-card:nth-child(2) .bo__testimonial-highlight-pink {
    color: #e85a9a;
}

.bo__testimonial-card:nth-child(3) .bo__testimonial-highlight-pink {
    color: #e85a9a;
}

.bo__testimonial-author {
    color: #4a3f6b;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
}

.bo__testimonial-stat {
    color: #666;
    font-size: 15px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
}

.bo__testimonial-stat::before {
    content: "–";
    margin-right: 8px;
    color: #999;
}

.bo__testimonial-description {
    color: #666;
    font-size: 15px;
    line-height: 1.6;
    margin-top: 16px;
}

.bo__testimonial-footer {
    text-align: center;
    color: #888;
    font-size: 14px;
    line-height: 1.6;
    max-width: 900px;
    margin: 0 auto;
}

@media (max-width: 1200px) {
    .bo__testimonial-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .bo__testimonial-title {
        font-size: 36px;
    }

    .bo__testimonial-subtitle {
        font-size: 18px;
    }

    .bo__testimonial-grid {
        grid-template-columns: 1fr;
    }

    .bo__testimonial-card {
        padding: 30px;
    }

    .bo__testimonial-quote {
        font-size: 18px;
    }
}

.card * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.card {
    background: white;
    border-radius: 24px;
    padding: 40px;
    max-width: 800px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.text-center {
    text-align: center;
}

.category {
    color: #6b5b95;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 20px;
}

.title {
    color: #4a3f6b;
    font-size: 30px;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 10px;
}

.description {
    color: #5a5a5a;
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 15px;
}

.highlights-title {
    color: #4a3f6b;
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 10px;
}

.highlight-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 7px;
    font-size: 16px;
    color: #333;
}

.checkmark {
    color: #e91e8c;
    font-size: 20px;
    margin-right: 16px;
    flex-shrink: 0;
    margin-top: 2px;
}

.metric {
    font-weight: 700;
    color: #2d2d2d;
}

.arrow {
    color: #e91e8c;
    margin: 0 8px;
}

.cta-button {
    background: linear-gradient(135deg, #e91e8c 0%, #d81b84 100%);
    color: white;
    border: none;
    padding: 18px 48px;
    font-size: 18px;
    font-weight: 600;
    border-radius: 12px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-top: 20px;
    transition: all 0.3s ease;
    box-shadow: 0 8px 20px rgba(233, 30, 140, 0.3);
    text-decoration: none;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(233, 30, 140, 0.4);
}

.cta-button:active {
    transform: translateY(0);
}

.button-arrow {
    font-size: 20px;
    transition: transform 0.3s ease;
}

.cta-button:hover .button-arrow {
    transform: translateX(4px);
}

@media (max-width: 768px) {
    .card {
        padding: 40px 30px;
    }

    .title {
        font-size: 32px;
    }

    .description,
    .highlight-item {
        font-size: 16px;
    }

    .cta-button {
        width: 100%;
        justify-content: center;
    }
}