:root {
    --navy: #001c79;
    --navy-mid: #14349b;
    --navy-soft: #3f5bb5;
    --sky: #4fc3f7;
    --sky-pale: #a3d9fd;
    --paper: #ffffff;
    --paper-alt: #f2f6fd;
    --paper-blue: #e7f1fc;
    --ink: #1a2540;
    --ink-soft: #4a577a;
    --line: #cfdcf0;
}

body {
    background: var(--paper);
    color: var(--ink);
    font-family: source-han-sans-japanese, "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;
    margin: 0;
    padding: 0;
    -webkit-print-color-adjust: exact;
    overflow-x: hidden;
}
html {
    overflow-x: hidden;
    scroll-behavior: smooth;
}

/* === 見出し ================================ */
h1 {
    font-size: 2rem;
    font-weight: bold;
}
h1 span, h2 span {
    display: inline-block;
}
h4 {
    font-size: 1.2rem;
}
.title-text {
    font-weight: 700;
    color: var(--navy);
    letter-spacing: 0.12em;
}
.title-japanese {
    color: var(--ink-soft);
    letter-spacing: 0.05em;
}
.program-title {
    color: var(--navy);
    border-bottom: 3px solid var(--sky-pale);
}
.center {
    text-align: center;
}
/* 人名は姓名の途中で折り返さない */
.nm {
    white-space: nowrap;
}

/* === loading用 ================================ */
.runNoDisp {
    display: none;
}
.runBg {
    position: fixed;
    overflow: hidden;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: rgba(0, 28, 121, 0.85);
    z-index: 10;
}
.runBg .runWindow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 11;
    width: 300px;
    font-size: 12pt;
    line-height: 1.2;
    text-align: center;
}
.loading {
    max-width: 100px;
}

/* === メインビジュアル ================================ */
#main-visual {
    padding-right: 0 !important;
    padding-left: 0 !important;
    background: linear-gradient(180deg, #dcecfb 0%, #ffffff 100%);
}
.cover-img {
    max-width: 100%;
    height: auto;
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
    max-width: 1100px;
}

/* === 日時・会場 ================================ */
.time_place {
    background: var(--paper);
}
.datetime {
    font-weight: bold;
    color: var(--navy);
}
.datetime span {
    display: inline-block;
}
.date {
    font-size: 2.8rem;
}
.time {
    font-size: 2.2rem;
}
.reception {
    color: var(--ink-soft);
    font-size: 1.05rem;
}
.venue-name {
    color: var(--navy);
    font-size: 1.7rem;
    font-weight: bold;
    letter-spacing: 0.04em;
}
.venue-address {
    color: var(--ink-soft);
}
.fee-badge {
    display: inline-block;
    border: 2px solid var(--navy);
    color: var(--navy);
    border-radius: 2rem;
    padding: 0.35rem 1.4rem;
    font-weight: bold;
    margin: 0.35rem;
}
.hybrid-badge {
    display: inline-block;
    background: var(--navy);
    color: #ffffff;
    border-radius: 2rem;
    padding: 0.35rem 1.4rem;
    font-weight: bold;
    margin: 0.35rem;
}
.capacity-note {
    color: var(--ink-soft);
    font-size: 0.95rem;
}
.attention-note {
    color: var(--ink-soft);
    font-size: 0.9rem;
}

/* === ナビ ================================ */
.sub-menu {
    background-color: var(--navy);
    font-size: 1.25rem;
}
.sub-menu .sep {
    color: var(--navy-soft);
}
.nav-link {
    text-decoration: none;
    white-space: nowrap;
    padding: 0.5rem 0.75rem;
    color: #ffffff;
}
.nav-link:hover {
    color: var(--sky-pale);
}

/* === 開催概要 ================================ */
#overview {
    background-color: var(--paper-alt);
}
#overview h2 {
    margin-bottom: 1.5rem;
    color: var(--navy);
    font-size: 1.7rem;
    line-height: 1.5;
}
#overview p {
    color: var(--ink);
    line-height: 1.9;
}
.lead-copy {
    color: var(--navy) !important;
    font-weight: bold;
    font-size: 1.1rem;
}

/* === トピックカード ================================ */
.topic-card {
    background: #ffffff;
    border: 1px solid var(--line);
    border-top: 4px solid var(--sky);
    border-radius: 0.5rem;
    padding: 1.5rem;
    height: 100%;
}
.topic-card .topic-label {
    color: var(--sky);
    font-weight: bold;
    letter-spacing: 0.08em;
    font-size: 0.85rem;
}
.topic-card h3 {
    color: var(--navy);
    font-size: 1.15rem;
    font-weight: bold;
    margin: 0.4rem 0 0.6rem;
}
.topic-card p {
    color: var(--ink-soft);
    font-size: 0.95rem;
    margin-bottom: 0;
    line-height: 1.8;
}

/* === プログラム ================================ */
.program-time {
    font-size: 1.4rem;
    color: var(--navy);
    font-weight: bold;
}
.program-text {
    color: var(--ink-soft);
}
.triangle {
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 0 0 5px 50px;
    border-color: transparent transparent var(--sky) transparent;
}
.program-item {
    height: 100%;
    background-color: var(--navy);
    color: #ffffff;
    border-radius: 0.35rem;
}
.program-item h4 {
    color: #ffffff;
    margin-bottom: 0;
}
#program .pb-1 {
    height: 100%;
}
.program-detail {
    height: 100%;
    text-align: left;
    background-color: var(--paper-blue);
    color: var(--ink);
    border-radius: 0.35rem;
    font-size: 0.95rem;
}
.program-detail span {
    display: inline-block;
}
.program-detail p:nth-last-child(1) {
    margin-bottom: 0;
}
.program-detail ul {
    margin-bottom: 0;
    padding-left: 1.2rem;
}
.program-detail .role {
    color: var(--navy);
    font-weight: bold;
}
.tensen {
    border-bottom: 3px var(--line) dotted;
}

/* === 登壇者 ================================ */
#speaker {
    background-color: var(--paper-alt);
}
.keynote-card {
    background: #ffffff;
    border: 2px solid var(--navy);
    border-radius: 0.5rem;
}
.keynote-label {
    display: inline-block;
    background: var(--navy);
    color: #ffffff;
    font-weight: bold;
    letter-spacing: 0.1em;
    padding: 0.3rem 1.2rem;
    border-radius: 2rem;
    font-size: 0.9rem;
}
.speaker-card {
    background-color: #ffffff;
    border: 1px solid var(--line);
    border-radius: 0.5rem;
    max-width: 340px;
    min-width: 250px;
    flex: 1 1 260px;
}
.speaker-role {
    color: var(--ink-soft);
    font-size: 0.9rem;
    line-height: 1.6;
}
.speaker-name {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--navy);
}
.speaker-group-title {
    color: var(--navy);
    font-weight: bold;
    border-left: 5px solid var(--sky);
    padding-left: 0.75rem;
    font-size: 1.1rem;
}

/* === 開催概要テーブル ================================ */
.outline-table {
    width: 100%;
    border-collapse: collapse;
}
.outline-table th,
.outline-table td {
    border-bottom: 1px solid var(--line);
    padding: 0.9rem 0.75rem;
    vertical-align: top;
    text-align: left;
    font-size: 0.98rem;
}
.outline-table th {
    width: 8.5em;
    color: var(--navy);
    background: var(--paper-alt);
    font-weight: bold;
    white-space: nowrap;
}

/* === 地図 ================================ */
iframe {
    max-width: 100%;
    width: 100%;
    display: block;
}

/* === 申込フォーム ================================ */
#forms {
    background-color: var(--navy);
}
#forms .program-title {
    color: #ffffff;
    border-bottom-color: var(--navy-soft);
}
#forms .title-text {
    color: #ffffff;
}
#forms .title-japanese {
    color: var(--sky-pale);
}
#forms > .row {
    margin-left: 0;
    margin-right: 0;
}
#login_form {
    max-width: 640px;
}
.form-label-strong {
    color: #ffffff;
    font-weight: bold;
    font-size: 0.95rem;
    margin-bottom: 0.4rem;
}
.viewing-option {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--navy-soft);
    border-radius: 0.4rem;
    padding: 0.75rem 1rem;
    color: #ffffff;
    cursor: pointer;
    flex: 0 0 auto;
}
@media screen and (min-width: 576px) {
    .viewing-option {
        flex: 1 1 220px;
    }
}
.viewing-option:hover {
    background: rgba(255, 255, 255, 0.16);
}
.viewing-option .vo-title {
    font-weight: bold;
}
.viewing-option .vo-note {
    color: var(--sky-pale);
    font-size: 0.85rem;
}
.entry {
    font-weight: bold;
    color: var(--navy);
}
.form-note {
    color: #d8e6f8;
    font-size: 0.88rem;
    line-height: 1.8;
}
.form-note a {
    color: var(--sky-pale);
}
.tib-notice {
    background: rgba(255, 255, 255, 0.1);
    border-left: 4px solid var(--sky);
    border-radius: 0.3rem;
    padding: 1rem 1.2rem;
}
.tib-notice .tib-title {
    color: #ffffff;
    font-weight: bold;
    margin-bottom: 0.4rem;
}

/* === TIB入館案内（本文セクション） ================================ */
#access {
    background-color: var(--paper-blue);
}
.access-card {
    background: #ffffff;
    border: 1px solid var(--line);
    border-left: 5px solid var(--navy);
    border-radius: 0.4rem;
    padding: 1.5rem;
}
.access-card h3 {
    color: var(--navy);
    font-size: 1.15rem;
    font-weight: bold;
}
.access-card p, .access-card li {
    color: var(--ink);
    font-size: 0.95rem;
    line-height: 1.9;
}
.step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.9rem;
    height: 1.9rem;
    border-radius: 50%;
    background: var(--navy);
    color: #ffffff;
    font-weight: bold;
    font-size: 0.9rem;
    flex: 0 0 auto;
    margin-right: 0.75rem;
}
.store-badge {
    display: inline-block;
    border: 1px solid var(--navy);
    color: var(--navy);
    border-radius: 0.3rem;
    padding: 0.35rem 1rem;
    margin: 0.25rem 0.4rem 0.25rem 0;
    text-decoration: none;
    font-size: 0.9rem;
}
.store-badge:hover {
    background: var(--navy);
    color: #ffffff;
}

/* === 主催 ================================ */
.org-logo {
    height: 46px;
    width: auto;
    margin: 1rem 1.75rem;
}
.org-logo.tall {
    height: 62px;
}
/* ロゴごとに字面の比率が違うため、見た目の大きさを揃える個別指定 */
.org-logo.grubio {
    height: 80px;
}
.org-logo.sica {
    height: 48px;
}
.org-label {
    color: var(--navy);
    font-weight: bold;
    letter-spacing: 0.2em;
    font-size: 0.9rem;
}

/* === フッター ================================ */
.footer {
    background-color: var(--navy);
    color: #ffffff;
}
.footer a {
    color: var(--sky-pale);
}

/* === bootstrap上書き ================================ */
.btn-outline-primary {
    color: var(--navy);
    border-color: var(--navy);
}
.btn-outline-primary:hover {
    color: #ffffff;
    background-color: var(--navy);
    border-color: var(--navy);
}
#map.container-fluid,
#main-visual.container-fluid {
    padding-left: 0 !important;
    padding-right: 0 !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
    width: 100vw;
    box-sizing: border-box;
}

@media screen and (max-width: 992px) {
    .date {
        font-size: 2rem;
    }
    .time, .datetime {
        font-size: 1.5rem;
    }
    .sub-menu {
        font-size: 1rem;
        white-space: normal;
    }
}
@media screen and (max-width: 576px) {
    .sub-menu {
        font-size: 0.85rem;
    }
    .nav-link {
        padding: 0.5rem 0.3rem;
    }
    .program-hajimeni {
        font-size: 0.7rem !important;
        padding-right: 0 !important;
        white-space: nowrap;
    }
    h4 {
        font-size: 1.05rem;
    }
    .footer {
        font-size: 0.75rem;
    }
    .program-text, .program-item, .program-detail {
        font-size: 0.8rem;
    }
    .program-time {
        font-size: 0.9rem;
        padding-left: 0.25rem !important;
        white-space: nowrap;
    }
    .time, .datetime {
        font-size: 1.2rem;
    }
    .date {
        font-size: 1.6rem;
    }
    .venue-name {
        font-size: 1.25rem;
    }
    #overview h2 {
        font-size: 1.3rem;
    }
    .outline-table th {
        width: 6.5em;
        font-size: 0.85rem;
        padding: 0.7rem 0.5rem;
    }
    .outline-table td {
        font-size: 0.88rem;
        padding: 0.7rem 0.5rem;
    }
    .org-logo {
        height: 34px;
        margin: 0.75rem 1rem;
    }
    .org-logo.tall {
        height: 48px;
    }
    .container-fluid {
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding-left: 0 !important;
        padding-right: 0 !important;
        width: 100vw;
        box-sizing: border-box;
    }
}