/*
 * Indico Community Meeting — "Connected Community" theme
 * Event: https://indico.cern.ch/event/1678221/
 */

:root {
    --community-font: "Helvetica Neue", Arial, sans-serif;
    --community-bg: #f4f1e8;
    --community-surface: #fffdf8;
    --community-ink: #28253f;
    --community-line: rgba(40, 37, 63, 0.14);
    --community-coral: #ef7055;
    --community-blue: #5577d9;
    --community-mint: #58b49c;
    --community-yellow: #efc85e;
    --community-shadow: 0 18px 45px rgba(40, 37, 63, 0.13);
    --community-small-shadow: 0 8px 22px rgba(40, 37, 63, 0.10);
    --community-radius: 22px;
    --community-radius-small: 14px;
}

@keyframes community-background-drift {
    0%, 100% {
        background-position: 0 0, 0 0, 0 0, 0 0, 0 0;
    }
    50% {
        background-position: 18px -12px, -14px 16px, 10px 12px, 0 0, 0 0;
    }
}

@keyframes community-hero-float {
    0%, 100% {
        transform: translateY(0) rotate(-0.25deg);
    }
    50% {
        transform: translateY(-7px) rotate(0.25deg);
    }
}

@keyframes community-node-pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.85;
    }
    50% {
        transform: scale(1.12);
        opacity: 1;
    }
}

html {
    background: var(--community-bg);
}

body {
    background-color: var(--community-bg) !important;
    background-image:
        radial-gradient(circle at 16px 16px, rgba(239, 112, 85, 0.42) 0 3px, transparent 3.5px),
        radial-gradient(circle at 72px 58px, rgba(85, 119, 217, 0.36) 0 2px, transparent 2.5px),
        radial-gradient(circle at 118px 28px, rgba(88, 180, 156, 0.38) 0 4px, transparent 4.5px),
        linear-gradient(31deg, transparent 49.6%, rgba(40, 37, 63, 0.045) 49.8%, rgba(40, 37, 63, 0.045) 50.2%, transparent 50.4%),
        linear-gradient(149deg, transparent 49.6%, rgba(40, 37, 63, 0.035) 49.8%, rgba(40, 37, 63, 0.035) 50.2%, transparent 50.4%);
    background-size: 170px 170px, 230px 230px, 290px 290px, 260px 260px, 320px 320px;
    animation: community-background-drift 15s ease-in-out infinite;
}

.main {
    background: transparent !important;
}

.conf {
    width: auto;
    max-width: 1120px;
    margin: 0 auto;
    padding: 24px 28px 0;
    color: var(--community-ink);
    background: transparent;
    font-family: var(--community-font);
}

.confheader {
    margin-bottom: 22px;
    background: transparent;
}

/* ===== Hero ===== */

.confTitleBox {
    position: relative;
    display: flex;
    min-height: 360px;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    isolation: isolate;
    border: 0;
    border-radius: 34px;
    background-color: var(--community-ink);
    background-image:
        radial-gradient(circle at 14% 22%, rgba(239, 112, 85, 0.96) 0 9px, transparent 10px),
        radial-gradient(circle at 23% 67%, rgba(239, 200, 94, 0.92) 0 6px, transparent 7px),
        radial-gradient(circle at 73% 18%, rgba(88, 180, 156, 0.95) 0 8px, transparent 9px),
        radial-gradient(circle at 87% 69%, rgba(85, 119, 217, 0.96) 0 11px, transparent 12px),
        radial-gradient(circle at 63% 82%, rgba(239, 112, 85, 0.78) 0 5px, transparent 6px),
        linear-gradient(27deg, transparent 49.75%, rgba(255, 255, 255, 0.11) 49.9%, rgba(255, 255, 255, 0.11) 50.1%, transparent 50.25%),
        linear-gradient(151deg, transparent 49.75%, rgba(255, 255, 255, 0.08) 49.9%, rgba(255, 255, 255, 0.08) 50.1%, transparent 50.25%),
        radial-gradient(circle at 50% 52%, #34304f 0, #28253f 58%, #201d36 100%);
    background-size: auto, auto, auto, auto, auto, 260px 260px, 340px 340px, auto;
    box-shadow: var(--community-shadow);
    animation: community-hero-float 7s ease-in-out infinite;
}

.confTitleBox::before,
.confTitleBox::after {
    content: "";
    position: absolute;
    z-index: -1;
    border-radius: 999px;
    pointer-events: none;
}

.confTitleBox::before {
    top: -105px;
    right: -70px;
    width: 315px;
    height: 315px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow:
        0 0 0 38px rgba(85, 119, 217, 0.10),
        0 0 0 82px rgba(88, 180, 156, 0.06);
}

.confTitleBox::after {
    bottom: -92px;
    left: -52px;
    width: 245px;
    height: 245px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow:
        0 0 0 30px rgba(239, 112, 85, 0.10),
        0 0 0 68px rgba(239, 200, 94, 0.06);
}

.conference-title-link {
    position: relative;
    display: flex;
    box-sizing: border-box;
    width: min(860px, 88%);
    min-height: 360px;
    align-items: center;
    justify-content: center;
    padding: 58px 44px;
    text-align: center;
    text-decoration: none !important;
}

.conference-title-link::before,
.conference-title-link::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}

.conference-title-link::before {
    top: 25%;
    left: 8%;
    width: 14px;
    height: 14px;
    border: 4px solid var(--community-coral);
    box-shadow:
        58px 74px 0 -3px var(--community-yellow),
        655px 20px 0 -2px var(--community-mint),
        720px 155px 0 0 var(--community-blue);
    animation: community-node-pulse 4.8s ease-in-out infinite;
}

.conference-title-link::after {
    right: 12%;
    bottom: 18%;
    width: 7px;
    height: 7px;
    background: var(--community-coral);
    box-shadow:
        -90px -185px 0 2px var(--community-blue),
        -540px -52px 0 1px var(--community-mint),
        -430px 85px 0 3px var(--community-yellow);
    animation: community-node-pulse 5.7s 0.8s ease-in-out infinite;
}

.conference-title-link span[itemprop="title"] {
    position: relative;
    z-index: 2;
    display: block;
    max-width: 820px;
    color: #ffffff;
    font-family: var(--community-font);
    font-size: clamp(2.7rem, 6vw, 5.25rem);
    font-weight: 800;
    line-height: 0.98;
    letter-spacing: -0.055em;
    text-wrap: balance;
    text-shadow: 0 8px 28px rgba(0, 0, 0, 0.22);
}

/* ===== Subtitle and event metadata ===== */

.confSubTitleBox {
    position: relative;
    z-index: 3;
    width: calc(100% - 52px);
    margin: -42px auto 22px;
    padding: 20px 28px;
    border: 0;
    border-radius: 20px;
    background: var(--community-coral) !important;
    box-shadow: 8px 8px 0 var(--community-ink);
    transform: rotate(-0.35deg);
}

.confSubTitleContent {
    width: 100%;
    margin: 0;
    color: #ffffff !important;
    font-size: clamp(1.2rem, 2.8vw, 1.8rem);
    font-weight: 700;
    line-height: 1.3;
    text-align: center;
    transform: rotate(0.35deg);
}

.datePlace {
    display: grid;
    min-height: 58px;
    grid-template-areas:
        "date timezone"
        "place timezone";
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 2px 18px;
    align-items: center;
    justify-content: space-between;
    margin: 0 10px;
    padding: 14px 20px !important;
    color: var(--community-ink);
    border: 1px solid var(--community-line);
    border-radius: 999px;
    background: rgba(255, 253, 248, 0.88);
    box-shadow: var(--community-small-shadow);
    font-size: 1.02rem;
    font-weight: 600;
}

.datePlace .date {
    grid-area: date;
    text-align: left;
}

.datePlace .place {
    grid-area: place;
    text-align: left;
}

.datePlace .timezone {
    grid-area: timezone;
    color: rgba(40, 37, 63, 0.54);
    font-size: 0.92rem;
    font-weight: 600;
}

.confSubTitleContent > .confSubTitle {
    flex: 1 1 auto;
    min-width: 0;
}

.confSubTitleContent #event-search-box {
    align-self: center;
    width: min(300px, 28%);
}

.confSubTitleContent #event-search-box label {
    display: block;
}

/* ===== Main content box ===== */

#confSectionsBox {
    display: flow-root;
    width: auto;
    margin: 28px auto 0;
    padding: 28px;
    border: 1px solid rgba(40, 37, 63, 0.08);
    border-radius: var(--community-radius);
    background: rgba(255, 253, 248, 0.94);
    box-shadow: var(--community-shadow);
}

.conf_leftMenu {
    float: left;
    width: 220px;
}

.confBodyBox {
    margin-left: 260px;
}

/* ===== Side Menu ===== */

#outer {
    position: relative;
    overflow: visible;
    margin: 0;
    padding: 4px 0 4px 22px;
    border: 0 !important;
    background: transparent;
}

#outer::before {
    content: "";
    position: absolute;
    top: 24px;
    bottom: 24px;
    left: 8px;
    width: 2px;
    border-radius: 2px;
    background: linear-gradient(var(--community-blue), var(--community-mint), var(--community-coral));
    opacity: 0.42;
}

#outer li {
    margin: 0 0 10px;
}

#outer > li:last-child {
    margin-bottom: 0;
}

#outer li a {
    position: relative;
    padding: 10px 14px;
    color: var(--community-ink) !important;
    border: 1px solid var(--community-line);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.72) !important;
    font-family: var(--community-font);
    font-size: 0.98rem;
    font-weight: 700;
    line-height: 1.25;
    transition: transform 150ms ease, border-color 150ms ease, box-shadow 150ms ease, background-color 150ms ease;
}

#outer li a::before {
    content: "";
    position: absolute;
    z-index: 2;
    top: 50%;
    left: -21px;
    width: 15px;
    height: 15px;
    border: 3px solid var(--community-surface);
    border-radius: 50%;
    background: var(--community-blue);
    box-shadow: 0 0 0 1px rgba(40, 37, 63, 0.16);
    transform: translateY(-50%);
}

#outer li:nth-child(3n + 2) > a::before {
    background: var(--community-mint);
}

#outer li:nth-child(3n) > a::before {
    background: var(--community-coral);
}

#outer li a:hover,
#outer li a:focus-visible {
    color: var(--community-ink) !important;
    border-color: var(--community-coral);
    background: #ffffff !important;
    box-shadow: 5px 5px 0 rgba(239, 112, 85, 0.62);
    transform: translateX(4px);
}

#outer ul.inner {
    margin: 10px 0 0 16px;
    padding: 0;
}

#outer ul.inner li:last-child {
    margin-bottom: 0;
}

#outer ul.inner li a::before {
    left: -37px;
}

.menuConfSelected {
    border: 0 !important;
    background: transparent !important;
}

#outer li.selected > a {
    color: #ffffff !important;
    border-color: var(--community-ink) !important;
    background: var(--community-ink) !important;
    box-shadow: 5px 5px 0 var(--community-yellow);
}

#outer li.selected > a::before {
    background: var(--community-yellow);
    box-shadow: 0 0 0 3px var(--community-ink);
}

/* ===== Content typography ===== */

.conferenceDetails {
    color: var(--community-ink);
    font-family: var(--community-font) !important;
}

.conferenceDetails .description {
    color: inherit;
}

.conferenceDetails .infogrid .infoline.location {
    display: none;
}

.conferenceDetails h2,
.conferenceDetails h3 {
    display: flex;
    align-items: center;
}

/* ===== Support boxes and actions ===== */

.confSubTitleContent #event-search-box input.prompt {
    border-radius: 12px !important;
}

.support_box {
    overflow: hidden;
    border: 1px solid rgba(40, 37, 63, 0.14) !important;
    border-radius: var(--community-radius-small);
    background: #ffffff;
    box-shadow: var(--community-small-shadow);
}

.support_box h3 {
    padding: 10px 14px;
    color: #ffffff;
    background: var(--community-blue);
    font-family: var(--community-font);
    font-size: 1rem;
    font-weight: 700;
}

.support_box > ul {
    padding: 10px 14px !important;
}

.support_box > ul > li {
    display: flex;
    gap: 0.55em;
    align-items: center;
    margin: 0 !important;
}

.conf .action-box {
    border-radius: var(--community-radius-small);
}

.conf a.i-button,
.conf button.i-button {
    border-radius: 999px !important;
}

/* ===== Footer ===== */

.footer {
    margin-top: 38px;
}

.footer a {
    color: var(--community-ink);
}

/* ===== Responsive layout ===== */

@media (max-width: 900px) {
    .conf {
        padding: 16px 16px 0;
    }

    .confTitleBox,
    .conference-title-link {
        min-height: 300px;
    }

    .conference-title-link {
        width: 94%;
        padding: 46px 24px;
    }

    .conference-title-link::before,
    .conference-title-link::after {
        opacity: 0.65;
    }

    .confSubTitleBox {
        width: calc(100% - 28px);
        margin-top: -32px;
        padding: 16px 20px;
    }

    .datePlace {
        grid-template-areas:
            "date"
            "place"
            "timezone";
        grid-template-columns: 1fr;
        gap: 6px;
        border-radius: 18px;
        text-align: center;
    }

    .confSubTitleContent #event-search-box {
        width: min(320px, 100%);
    }

    #confSectionsBox {
        padding: 20px;
    }

    .conf_leftMenu {
        float: none;
        width: auto;
        margin-bottom: 26px;
    }

    .confBodyBox {
        margin-left: 0;
    }

    #outer {
        display: flex;
        gap: 8px;
        overflow-x: auto;
        padding: 4px 4px 12px;
        scroll-snap-type: x proximity;
    }

    #outer::before,
    #outer li a::before {
        display: none;
    }

    #outer li {
        flex: 0 0 auto;
        margin: 0;
        scroll-snap-align: start;
    }

    #outer li a {
        white-space: nowrap;
    }
}

@media (max-width: 560px) {
    body {
        background-size: 140px 140px, 190px 190px, 230px 230px, 220px 220px, 270px 270px;
    }

    .conf {
        padding-inline: 10px;
    }

    .confTitleBox,
    .conference-title-link {
        min-height: 245px;
    }

    .confTitleBox {
        border-radius: 24px;
    }

    .conference-title-link {
        padding: 34px 18px;
    }

    .conference-title-link span[itemprop="title"] {
        font-size: clamp(2.2rem, 13vw, 3.35rem);
    }

    .conference-title-link::before,
    .conference-title-link::after {
        display: none;
    }

    .confSubTitleBox {
        width: calc(100% - 20px);
        margin-top: -22px;
        border-radius: 15px;
        box-shadow: 5px 5px 0 var(--community-ink);
        transform: none;
    }

    .datePlace {
        margin-inline: 0;
        padding: 12px 14px !important;
        font-size: 0.93rem;
    }

    #confSectionsBox {
        margin-top: 18px;
        padding: 16px;
        border-radius: 18px;
    }

}

/* ===== Respect reduced-motion preferences ===== */

@media (prefers-reduced-motion: reduce) {
    body,
    .conf,
    .conf *,
    .conf *::before,
    .conf *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }
}