:root {
    --navy: #071b45;
    --navy-2: #0d2a5d;
    --saffron: #f47b20;
    --saffron-dark: #c95713;
    --green: #12633a;
    --green-2: #0f7c4a;
    --teal: #0c6d72;
    --cream: #fff8ec;
    --paper: #ffffff;
    --line: #d9e1e8;
    --ink: #152238;
    --muted: #657187;
    --shadow: 0 22px 60px rgba(7, 27, 69, 0.18);
    --radius: 8px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: #f7f9fb;
    color: var(--ink);
    font-family: Inter, Segoe UI, Arial, sans-serif;
    line-height: 1.6;
}

img {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
    text-decoration: none;
}

.skip-link {
    background: var(--paper);
    color: var(--navy);
    font-weight: 700;
    left: 16px;
    padding: 10px 14px;
    position: fixed;
    top: -60px;
    z-index: 100;
}

.skip-link:focus {
    top: 16px;
}

.section-shell {
    margin: 0 auto;
    max-width: 1160px;
    padding: 72px 24px;
    width: 100%;
}

.site-header {
    left: 0;
    padding: 14px 20px;
    position: fixed;
    right: 0;
    top: 0;
    z-index: 50;
}

.site-header.is-scrolled .nav-shell {
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 14px 40px rgba(7, 27, 69, 0.16);
}

.nav-shell {
    align-items: center;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: var(--radius);
    display: flex;
    justify-content: space-between;
    margin: 0 auto;
    max-width: 1160px;
    min-height: 66px;
    padding: 10px 12px 10px 16px;
    transition: background 180ms ease, box-shadow 180ms ease;
}

.brand {
    align-items: center;
    display: inline-flex;
    gap: 11px;
    min-width: 178px;
}

.brand-mark {
    align-items: center;
    background: linear-gradient(135deg, var(--saffron), var(--green));
    border-radius: 50%;
    color: #fff;
    display: inline-flex;
    font-size: 15px;
    font-weight: 800;
    height: 42px;
    justify-content: center;
    width: 42px;
}

.brand strong,
.brand small {
    display: block;
    letter-spacing: 0;
}

.brand strong {
    color: var(--navy);
    font-size: 18px;
    line-height: 1;
}

.brand small {
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
    margin-top: 3px;
}

.nav-links {
    align-items: center;
    display: flex;
    gap: 6px;
}

.nav-links a {
    border-radius: var(--radius);
    color: var(--navy);
    font-size: 14px;
    font-weight: 800;
    padding: 10px 13px;
}

.nav-links a:hover,
.nav-links a:focus-visible {
    background: rgba(7, 27, 69, 0.08);
    outline: none;
}

.nav-links .nav-cta {
    background: var(--saffron);
    color: #fff;
    margin-left: 6px;
}

.nav-links .nav-cta:hover,
.nav-links .nav-cta:focus-visible {
    background: var(--saffron-dark);
}

.nav-toggle {
    align-items: center;
    background: var(--navy);
    border: 0;
    border-radius: var(--radius);
    cursor: pointer;
    display: none;
    height: 44px;
    justify-content: center;
    padding: 0;
    width: 44px;
}

.nav-toggle span:not(.sr-only) {
    background: #fff;
    border-radius: 99px;
    display: block;
    height: 2px;
    position: absolute;
    width: 20px;
}

.nav-toggle span:nth-child(1) {
    transform: translateY(-7px);
}

.nav-toggle span:nth-child(3) {
    transform: translateY(7px);
}

.sr-only {
    clip: rect(0 0 0 0);
    border: 0;
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    white-space: nowrap;
    width: 1px;
}

.hero {
    background:
        radial-gradient(circle at 86% 28%, rgba(244, 123, 32, 0.18), transparent 28%),
        linear-gradient(135deg, #071b45 0%, #0b2656 54%, #0a6155 100%);
    isolation: isolate;
    min-height: 88vh;
    overflow: hidden;
    position: relative;
}

.hero-logo {
    aspect-ratio: 1;
    background: url("../images/b_logo.jpeg") center / cover no-repeat;
    border: 1px solid rgba(255, 255, 255, 0.32);
    border-radius: 50%;
    box-shadow: 0 28px 90px rgba(0, 0, 0, 0.2);
    grid-column: 1;
    grid-row: 1 / span 2;
    justify-self: start;
    margin-top: -28px;
    opacity: 0.92;
    width: min(680px, 46vw);
    z-index: 1;
}

.hero-overlay {
    inset: 0;
    position: absolute;
}

.hero-overlay {
    background: linear-gradient(90deg, rgba(7, 27, 69, 0.26) 0%, rgba(7, 27, 69, 0.08) 58%, rgba(7, 27, 69, 0.2) 100%);
    pointer-events: none;
    z-index: 0;
}

.hero-content {
    align-content: center;
    align-items: start;
    color: #fff;
    display: grid;
    column-gap: 34px;
    row-gap: 24px;
    grid-template-columns: minmax(580px, 1fr) minmax(380px, 520px);
    grid-template-rows: auto auto;
    min-height: 88vh;
    padding-bottom: 56px;
    padding-top: 138px;
    position: relative;
    z-index: 2;
}

.hero-copy {
    align-self: end;
    background: rgba(7, 27, 69, 0.7);
    border-left: 4px solid var(--saffron);
    border-radius: var(--radius);
    grid-column: 2;
    grid-row: 1;
    max-width: 520px;
    padding: 20px 22px 22px;
}

.eyebrow,
.section-kicker {
    color: var(--saffron);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0;
    margin: 0 0 14px;
    text-transform: uppercase;
}

.hero h1 {
    color: #ff8a1f;
    font-family: Georgia, Times New Roman, serif;
    font-size: 48px;
    letter-spacing: 0;
    line-height: 1.08;
    margin: 0;
    max-width: 620px;
    text-shadow: 0 2px 0 rgba(7, 27, 69, 0.92), 0 8px 24px rgba(0, 0, 0, 0.48);
}

.lead {
    color: #ffd15c;
    font-size: 22px;
    font-weight: 700;
    line-height: 1.35;
    margin: 0;
    max-width: 480px;
    text-shadow: 0 2px 0 rgba(7, 27, 69, 0.92), 0 6px 18px rgba(0, 0, 0, 0.48);
}

.hero-text {
    color: #f7d98b;
    font-size: 16px;
    margin: 14px 0 0;
    max-width: 480px;
    text-shadow: 0 2px 0 rgba(7, 27, 69, 0.9), 0 6px 18px rgba(0, 0, 0, 0.42);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.event-panel {
    grid-column: 2;
    grid-row: 2;
}

.button {
    align-items: center;
    border-radius: var(--radius);
    display: inline-flex;
    font-size: 15px;
    font-weight: 800;
    justify-content: center;
    min-height: 48px;
    padding: 13px 18px;
    transition: background 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.button:hover,
.button:focus-visible {
    outline: none;
    transform: translateY(-1px);
}

.button.primary {
    background: var(--saffron);
    color: #fff;
}

.button.primary:hover,
.button.primary:focus-visible {
    background: var(--saffron-dark);
}

.button.secondary {
    border: 1px solid rgba(255, 255, 255, 0.36);
    color: #fff;
}

.button.secondary:hover,
.button.secondary:focus-visible {
    background: rgba(255, 255, 255, 0.12);
}

.event-panel {
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid rgba(255, 255, 255, 0.75);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    color: var(--ink);
    padding: 18px;
}

.panel-row {
    border-bottom: 1px solid var(--line);
    padding: 0 0 15px;
}

.panel-row + .panel-row {
    padding-top: 15px;
}

.panel-row span,
.venue-details span {
    color: var(--muted);
    display: block;
    font-size: 12px;
    font-weight: 800;
    margin-bottom: 4px;
    text-transform: uppercase;
}

.panel-row strong {
    color: var(--navy);
    display: block;
    font-size: 17px;
    line-height: 1.35;
}

.countdown {
    display: grid;
    gap: 8px;
    grid-template-columns: repeat(3, 1fr);
    padding-top: 16px;
}

.countdown div {
    background: #f3f6f9;
    border-radius: var(--radius);
    padding: 11px 6px;
    text-align: center;
}

.countdown strong {
    color: var(--green);
    display: block;
    font-size: 25px;
    line-height: 1;
}

.countdown span {
    color: var(--muted);
    display: block;
    font-size: 11px;
    font-weight: 800;
    margin-top: 4px;
    text-transform: uppercase;
}

.intro-band {
    background: var(--paper);
}

.split-section {
    align-items: start;
    display: grid;
    gap: 48px;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
}

.split-section h2,
.section-heading h2,
.venue-grid h2,
.final-cta h2 {
    color: var(--navy);
    font-family: Georgia, Times New Roman, serif;
    font-size: 38px;
    letter-spacing: 0;
    line-height: 1.12;
    margin: 0;
}

.split-section p:last-child {
    color: #344055;
    font-size: 18px;
    margin: 34px 0 0;
}

.section-heading {
    margin-bottom: 32px;
    max-width: 780px;
}

.number-grid {
    display: grid;
    gap: 14px;
    grid-template-columns: repeat(5, 1fr);
}

.number-item {
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    min-height: 238px;
    padding: 19px;
}

.number-item span {
    color: var(--saffron);
    display: block;
    font-size: 28px;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 18px;
}

.number-item p {
    color: #344055;
    font-size: 15px;
    margin: 0;
}

.programme-band {
    background: #eef4f3;
    border-bottom: 1px solid #d2e0de;
    border-top: 1px solid #d2e0de;
}

.day-grid {
    display: grid;
    gap: 22px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.day-column {
    min-width: 0;
}

.day-heading {
    border-radius: var(--radius);
    color: #fff;
    margin-bottom: 14px;
    padding: 18px;
}

.day-heading.saffron {
    background: var(--saffron-dark);
}

.day-heading.green {
    background: var(--green);
}

.day-heading span {
    display: block;
    font-size: 13px;
    font-weight: 800;
    margin-bottom: 3px;
    text-transform: uppercase;
}

.day-heading h3 {
    font-size: 23px;
    letter-spacing: 0;
    line-height: 1.15;
    margin: 0;
}

.session-list {
    display: grid;
    gap: 12px;
}

.session-card {
    background: var(--paper);
    border: 1px solid #d9e2e8;
    border-left: 5px solid var(--teal);
    border-radius: var(--radius);
    min-height: 160px;
    padding: 17px 18px;
}

.session-card.highlight {
    border-left-color: var(--saffron);
    background: #fff6eb;
}

.session-card p {
    color: var(--muted);
    font-size: 12px;
    font-weight: 800;
    margin: 0 0 4px;
    text-transform: uppercase;
}

.session-card h4 {
    color: var(--navy);
    font-size: 18px;
    line-height: 1.25;
    margin: 0 0 10px;
}

.session-card ul {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.session-card li {
    background: #f2f5f8;
    border: 1px solid #e1e7ed;
    border-radius: 999px;
    color: #39475b;
    font-size: 13px;
    font-weight: 700;
    line-height: 1.25;
    padding: 6px 9px;
}

.attend-section {
    background: #f7f9fb;
}

.attendee-grid {
    display: grid;
    gap: 12px;
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.attendee-pill {
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    color: var(--navy);
    font-size: 16px;
    font-weight: 800;
    min-height: 72px;
    padding: 22px 18px;
}

.venue-band {
    background: var(--navy);
    color: #fff;
}

.venue-grid {
    align-items: start;
    display: grid;
    gap: 48px;
    grid-template-columns: minmax(0, 1fr) 400px;
}

.venue-grid h2 {
    color: #fff;
}

.venue-grid p {
    color: rgba(255, 255, 255, 0.76);
    font-size: 17px;
    margin: 20px 0 0;
    max-width: 680px;
}

.venue-details {
    display: grid;
    gap: 12px;
}

.venue-details div {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius);
    padding: 18px;
}

.venue-details span {
    color: rgba(255, 255, 255, 0.66);
}

.venue-details strong {
    display: block;
    font-size: 18px;
    line-height: 1.35;
}

.outcome-list {
    display: grid;
    gap: 12px;
}

.outcome-list p {
    align-items: center;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    display: grid;
    font-size: 17px;
    gap: 16px;
    grid-template-columns: 42px minmax(0, 1fr);
    margin: 0;
    min-height: 72px;
    padding: 14px 18px;
}

.outcome-list span {
    align-items: center;
    background: var(--green);
    border-radius: 50%;
    color: #fff;
    display: inline-flex;
    font-weight: 800;
    height: 42px;
    justify-content: center;
    width: 42px;
}

.final-cta {
    background:
        linear-gradient(90deg, rgba(244, 123, 32, 0.96), rgba(18, 99, 58, 0.96)),
        var(--green);
    color: #fff;
}

.final-cta-inner {
    align-items: center;
    display: flex;
    gap: 24px;
    justify-content: space-between;
}

.final-cta h2 {
    color: #fff;
}

.final-cta p {
    margin: 10px 0 0;
}

.final-cta .section-kicker {
    color: #fff;
}

.site-footer {
    background: #061431;
    color: #fff;
}

.footer-grid {
    align-items: center;
    display: flex;
    gap: 24px;
    justify-content: space-between;
    padding-bottom: 30px;
    padding-top: 30px;
}

.site-footer p {
    color: rgba(255, 255, 255, 0.66);
    margin: 4px 0 0;
}

.footer-register {
    color: #fff;
    font-weight: 800;
    text-decoration: underline;
    text-decoration-color: var(--saffron);
    text-decoration-thickness: 3px;
    text-underline-offset: 6px;
}

.mobile-fixed-register {
    display: none;
}

@media (max-width: 980px) {
    .section-shell {
        padding: 58px 20px;
    }

    .hero-content,
    .split-section,
    .venue-grid {
        grid-template-columns: 1fr;
    }

    .hero-content {
        align-items: stretch;
        align-content: start;
        row-gap: 18px;
        padding-top: 112px;
    }

    .hero-logo,
    .hero-copy,
    .event-panel {
        grid-column: 1;
    }

    .hero-logo {
        grid-row: 1;
        justify-self: center;
        margin-top: 6px;
        opacity: 0.9;
        width: min(390px, 82vw);
    }

    .hero-copy {
        grid-row: 2;
    }

    .event-panel {
        grid-row: 3;
    }

    .event-panel {
        max-width: 560px;
    }

    .number-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .attendee-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 760px) {
    body {
        padding-bottom: 86px;
    }

    .site-header {
        padding: 10px;
    }

    .mobile-fixed-register {
        align-items: center;
        background: var(--saffron);
        border-radius: var(--radius);
        bottom: calc(14px + env(safe-area-inset-bottom));
        box-shadow: 0 16px 42px rgba(7, 27, 69, 0.32);
        color: #fff;
        display: flex;
        font-size: 16px;
        font-weight: 800;
        justify-content: center;
        left: 16px;
        min-height: 54px;
        position: fixed;
        right: 16px;
        z-index: 80;
    }

    .mobile-fixed-register:hover,
    .mobile-fixed-register:focus-visible {
        background: var(--saffron-dark);
        outline: none;
    }

    .nav-shell {
        min-height: 62px;
        position: relative;
    }

    .nav-toggle {
        display: inline-flex;
    }

    .nav-links {
        background: #fff;
        border: 1px solid var(--line);
        border-radius: var(--radius);
        box-shadow: 0 20px 50px rgba(7, 27, 69, 0.18);
        display: none;
        flex-direction: column;
        gap: 4px;
        left: 10px;
        padding: 10px;
        position: absolute;
        right: 10px;
        top: calc(100% + 8px);
    }

    .nav-links.is-open {
        display: flex;
    }

    .nav-links a {
        width: 100%;
    }

    .nav-links .nav-cta {
        margin-left: 0;
    }

    .hero {
        min-height: 0;
    }

    .hero-overlay {
        background: rgba(7, 27, 69, 0.24);
    }

    .hero-content {
        min-height: 0;
        padding-bottom: 36px;
        padding-top: 104px;
    }

    .hero-copy {
        align-self: stretch;
        background: rgba(7, 27, 69, 0.78);
        grid-column: 1;
        max-width: none;
        padding: 18px 16px 20px;
    }

    .hero h1 {
        font-size: 37px;
        line-height: 1.1;
    }

    .lead {
        font-size: 18px;
    }

    .hero-text {
        font-size: 15px;
    }

    .hero-actions,
    .final-cta-inner,
    .footer-grid {
        align-items: stretch;
        flex-direction: column;
    }

    .event-panel {
        grid-column: 1;
        margin-top: 0;
    }

    .button {
        width: 100%;
    }

    .split-section h2,
    .section-heading h2,
    .venue-grid h2,
    .final-cta h2 {
        font-size: 30px;
        line-height: 1.18;
    }

    .split-section p:last-child {
        font-size: 16px;
        margin-top: 0;
    }

    .number-grid,
    .attendee-grid {
        grid-template-columns: 1fr;
    }

    .number-item {
        min-height: 0;
    }

    .countdown strong {
        font-size: 22px;
    }
}

@media (max-width: 430px) {
    .brand {
        min-width: 0;
    }

    .brand small {
        display: none;
    }

    .hero h1 {
        font-size: 34px;
    }

    .hero-logo {
        width: min(312px, 82vw);
    }

    .event-panel {
        margin-top: 0;
    }

    .countdown {
        gap: 6px;
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .countdown div {
        min-width: 0;
        padding: 10px 4px;
    }

    .countdown strong {
        font-size: 21px;
    }

    .countdown span {
        font-size: 9px;
    }

    .outcome-list p {
        align-items: start;
        grid-template-columns: 36px minmax(0, 1fr);
        padding: 14px;
    }

    .outcome-list span {
        height: 36px;
        width: 36px;
    }
}