:root {
    --bg-main: #ece6db;
    --bg-soft: #f6f1e8;
    --text-dark: #232c6b;
    --text-body: #3b4568;
    --accent-red: #ef5a4c;
    --accent-pink: #cc6da8;
    --accent-purple: #9f7bd8;
    --accent-peach: #f3c4a7;
    --accent-lilac: #d8c0dd;
    --white: #ffffff;
}

html {
    scroll-behavior: smooth;
}

body.whhd-body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-main);
    color: var(--text-body);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 1030;
    padding: 14px 0 0;
    pointer-events: none;
}

    .site-header .container,
    .site-header .navbar,
    .site-header .navbar * {
        pointer-events: auto;
    }

.whhd-navbar {
    background: var(--bg-soft);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255,255,255,0.55);
    border-radius: 28px;
    box-shadow: var(--shadow-soft);
    padding: 12px 18px;
    position: relative;
    overflow: hidden;
}

    .whhd-navbar::before,
    .whhd-navbar::after {
        content: "";
        position: absolute;
        border-radius: 50%;
        z-index: 0;
        opacity: .9;
        pointer-events: none;
    }

    .whhd-navbar::before {
        width: 140px;
        height: 140px;
        background: rgba(243, 196, 167, 0.55);
        top: -60px;
        left: -30px;
    }

    .whhd-navbar::after {
        width: 120px;
        height: 120px;
        background: rgba(204, 109, 168, 0.20);
        right: -25px;
        top: -35px;
    }

    .whhd-navbar > .container {
        position: relative;
        z-index: 1;
    }

.whhd-brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    padding-right: 1rem;
}

.brand-mark {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: url(/images/chd/logo3.svg) center center no-repeat;
    background-size: cover;
    box-shadow: 0 8px 18px rgba(35,44,107,.18);
    flex: 0 0 auto;
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.05;
}

.brand-top {
    font-size: .74rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    font-weight: 700;
    color: var(--accent-red);
}

.brand-bottom {
    font-family: 'Oswald', sans-serif;
    font-size: 1.55rem;
    line-height: 1;
    text-transform: uppercase;
    color: var(--text-dark);
    font-weight: 600;
}

.whhd-nav-link {
    color: var(--text-dark);
    font-weight: 600;
    font-size: .98rem;
    border-radius: 999px;
    padding: .72rem 1rem !important;
    transition: all .25s ease;
    position: relative;
}

    .whhd-nav-link:hover,
    .whhd-nav-link:focus {
        color: var(--text-dark);
        background: rgba(255,255,255,0.72);
    }

    .whhd-nav-link.active {
        background: rgba(35,44,107,0.08);
        color: var(--text-dark);
    }

.btn-whhd-nav {
    background: var(--text-dark);
    color: #fff;
    border: none;
    border-radius: var(--radius-pill);
    padding: .78rem 1.25rem;
    font-weight: 700;
    box-shadow: 0 10px 24px rgba(35,44,107,.18);
    transition: all .25s ease;
}

    .btn-whhd-nav:hover {
        background: #1b2457;
        color: #fff;
        transform: translateY(-1px);
    }

.whhd-toggler {
    border: none;
    box-shadow: none !important;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255,255,255,.7);
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    padding: 0;
}

    .whhd-toggler span {
        display: block;
        width: 20px;
        height: 2px;
        border-radius: 3px;
        background: var(--text-dark);
        transition: all .25s ease;
    }

@media (min-width: 992px) {
    .navbar-expand-lg .navbar-collapse {
        justify-content: flex-end;
    }
}

@media (max-width: 991.98px) {
    .site-header {
        padding-top: 10px;
    }

    .whhd-navbar {
        padding: 10px 14px;
        border-radius: 22px;
    }

    .brand-top {
        font-size: .62rem;
    }

    .brand-bottom {
        font-size: 1.2rem;
    }

    .navbar-collapse {
        margin-top: 14px;
        background: rgba(255,255,255,0.86);
        border: 1px solid rgba(255,255,255,0.72);
        border-radius: 22px;
        padding: 14px;
        box-shadow: var(--shadow-strong);
    }

    .navbar-nav {
        align-items: stretch !important;
    }

    .whhd-nav-link {
        padding: .9rem 1rem !important;
        font-size: 1rem;
    }

    .btn-whhd-nav {
        display: block;
        width: 100%;
        text-align: center;
        margin-top: .4rem;
    }
}

@media (max-width: 575.98px) {
    .site-header .container {
        padding-left: 12px;
        padding-right: 12px;
    }

    .whhd-navbar {
        border-radius: 18px;
    }

    .brand-mark {
        width: 36px;
        height: 36px;
    }

    .brand-bottom {
        font-size: 1.05rem;
    }

    .brand-top {
        font-size: .56rem;
    }

    .whhd-toggler {
        width: 44px;
        height: 44px;
    }
}

.whhd-hero {
    background: var(--bg-main);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-eyebrow {
    display: inline-block;
    font-size: .95rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--accent-red);
    margin-bottom: 1rem;
}

.hero-title {
    font-family: 'Oswald', sans-serif;
    font-size: clamp(3rem, 8vw, 6.5rem);
    line-height: .95;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-dark);
    margin: 0;
}

.hero-subtitle {
    max-width: 640px;
    font-size: 1.15rem;
    line-height: 1.75;
    color: var(--text-body);
}

.hero-meta {
    margin-top: 1.5rem;
}

.hero-badge {
    padding: .8rem 1rem;
    border-radius: 999px;
    background: rgba(255,255,255,.75);
    color: var(--text-dark);
    font-weight: 600;
    box-shadow: 0 10px 30px rgba(35,44,107,.08);
}

.hero-card {
    background: rgba(255,255,255,.82);
    backdrop-filter: blur(6px);
    border-radius: 2rem;
    padding: 2rem;
    box-shadow: 0 20px 60px rgba(35,44,107,.12);
    border: 1px solid rgba(255,255,255,.4);
}

.hero-card-label {
    font-size: .85rem;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--accent-red);
    font-weight: 700;
    margin-bottom: .75rem;
}

.hero-card-title {
    font-family: 'Oswald', sans-serif;
    font-size: 2rem;
    color: var(--text-dark);
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    z-index: 0;
    opacity: .95;
}

.hero-shape-1 {
    width: 340px;
    height: 340px;
    background: url(/images/chd/logo3.svg) center center no-repeat;
    background-size: contain;
    top: -80px;
    right: 10%;
}

.hero-shape-2 {
    width: 240px;
    height: 240px;
    background: url(/images/chd/logo2.svg) center center no-repeat;
    background-size: contain;
    bottom: 10%;
    right: -60px;
}

.hero-shape-3 {
    width: 180px;
    height: 180px;
    background: url(/images/chd/logo1.svg) center center no-repeat;
    background-size: contain;
    top: 24%;
    left: -60px;
}

.section-kicker {
    color: var(--accent-red);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    font-size: .9rem;
}

.section-title {
    font-family: 'Oswald', sans-serif;
    text-transform: uppercase;
    color: var(--text-dark);
    font-size: clamp(2rem, 5vw, 3.4rem);
    line-height: 1.05;
    margin-bottom: 0;
}

.whhd-about,
.whhd-speakers {
    background: var(--bg-soft);
}

.info-card,
.speaker-card,
.timeline-card,
.cta-box {
    background: #fff;
    border-radius: 1.75rem;
    padding: 1.75rem;
    box-shadow: 0 18px 40px rgba(35,44,107,.08);
}

    .info-card h3,
    .timeline-card h3,
    .speaker-card h3 {
        color: var(--text-dark);
        font-size: 1.2rem;
        font-weight: 700;
    }

    .info-card p,
    .timeline-card p,
    .speaker-card p,
    .cta-text {
        color: var(--text-body);
        line-height: 1.7;
        margin-bottom: 0;
    }

.timeline {
    position: relative;
}

    .timeline::before {
        content: "";
        position: absolute;
        left: 145px;
        top: 0;
        bottom: 0;
        width: 2px;
        background: rgba(35,44,107,.12);
    }

.timeline-item {
    position: relative;
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 2rem;
    margin-bottom: 1.5rem;
    align-items: start;
}

.timeline-time {
    font-weight: 700;
    color: var(--text-dark);
    padding-top: 1rem;
}

.timeline-card {
    position: relative;
}

    .timeline-card::before {
        content: "";
        position: absolute;
        left: -35px;
        top: 26px;
        width: 14px;
        height: 14px;
        background: var(--accent-red);
        border-radius: 50%;
    }

    .timeline-card.is-break {
        background: #fff4ea;
    }

    .timeline-card.is-accent {
        background: #fdf1f6;
    }

    .timeline-card.is-accent-2 {
        background: #f4f0ff;
    }

.speaker-photo {
    width: 88px;
    height: 88px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-peach), var(--accent-pink));
    margin-bottom: 1rem;
}

    .speaker-photo img {
        border-radius: 50%;
    }

    .whhd-cta {
        background: var(--bg-main);
    }

    .cta-box {
        max-width: 860px;
        margin: 0 auto;
        padding: 3rem 2rem;
    }

    .btn-whhd-primary {
        background: var(--text-dark);
        border: none;
        color: #fff;
        border-radius: 999px;
        padding: .95rem 1.6rem;
        font-weight: 700;
        box-shadow: 0 12px 30px rgba(35,44,107,.18);
    }

        .btn-whhd-primary:hover {
            background: #1b2457;
            color: #fff;
        }

    .btn-whhd-outline {
        background: transparent;
        color: var(--text-dark);
        border: 2px solid var(--text-dark);
        border-radius: 999px;
        padding: .95rem 1.6rem;
        font-weight: 700;
    }

        .btn-whhd-outline:hover {
            background: var(--text-dark);
            color: #fff;
        }

    @media (max-width: 991.98px) {
        .whhd-hero {
            min-height: auto;
            padding: 3rem 0;
        }

        .timeline::before {
            left: 10px;
        }

        .timeline-item {
            grid-template-columns: 1fr;
            gap: .75rem;
            padding-left: 2rem;
        }

        .timeline-card::before {
            left: -28px;
        }

        .timeline-time {
            padding-top: 0;
        }
    }