/* Mobile-first. PSD canvas: 750px. All text / interactions are HTML, not poster hotspots. */
:root {
  --white: #fff; --ink: #075baa; --cyan: #69fff5;
  --page-width: 750px; --u: min(.133333333vw, 1px);
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
}
* { box-sizing: border-box; }
html { min-width: 280px; -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; color: var(--white); font-family: var(--font); background: #0787b5; font-size: 15px; line-height: 1.55; }
body.modal-open { overflow: hidden; }
button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; touch-action: manipulation; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
button { color: inherit; }
button:disabled { cursor: wait; opacity: .65; }
img { display: block; max-width: 100%; height: auto; }
button, input, select { min-width: 0; }
:focus-visible { outline: 3px solid #fff; outline-offset: 5px; }
.modal :focus-visible { outline-color: #078ca6; outline-offset: 3px; }
[hidden] { display: none !important; }
h1, h2, h3, p { margin: 0; }
main:focus { outline: none; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.skip-link { position: fixed; top: -100px; left: 12px; z-index: 300; background: #063e77; border-radius: 5px; padding: 10px 16px; }
.skip-link:focus { top: 12px; }
.site-header, .desktop-footer, .desktop-atmosphere { display: none; }
.page { position: relative; max-width: var(--page-width); margin: 0 auto; overflow: hidden; }
.mobile-brand { position: absolute; z-index: 3; left: calc(var(--u) * 53); top: calc(var(--u) * 62); width: calc(var(--u) * 145); }
.mobile-back { position: absolute; z-index: 5; right: calc(var(--u) * 45); top: calc(var(--u) * 54); display: grid; place-items: center; width: max(36px, calc(var(--u) * 60)); aspect-ratio: 1; border: 1px solid #ffffff6b; border-radius: 50%; background: #005c8921; backdrop-filter: blur(8px); }
.mobile-back svg { width: 52%; height: 52%; }
/* HOME: preserve the PSD's composition on narrow screens. */
.home-page { --home-extra: max(0px, calc(100svh - var(--u) * 1334)); width: 100%; min-height: calc(var(--u) * 1334 + var(--home-extra)); background-image: url("assets/header-home-full.webp"), url("assets/footer-home-clean.webp"), url("assets/body-fill.webp"); background-position: center top, center bottom, center; background-size: 100% auto, 100% auto, 100% 100%; background-repeat: no-repeat; }
.home-hero { position: absolute; top: calc(var(--u) * 187); left: 0; width: 100%; text-align: center; }
.home-slogan { width: calc(var(--u) * 489); margin: 0 auto; filter: drop-shadow(3px 4px 2px #00384370); }
.home-title { font-size: calc(var(--u) * 32); font-weight: 750; line-height: 1.6; margin-top: calc(var(--u) * 23); text-shadow: 2px 3px 2px #00527560; letter-spacing: -.025em; }
.home-title span { display: block; }
.home-molecule { position: absolute; right: calc(var(--u) * 32); top: calc(var(--u) * 220); width: calc(var(--u) * 141); mix-blend-mode: overlay; opacity: .76; pointer-events: none; }
.home-orbs { position: absolute; inset: calc(var(--u) * 506 + var(--home-extra) * .35) 0 auto; height: calc(var(--u) * 521); }
.orb { position: absolute; display: flex; flex-direction: column; align-items: center; justify-content: center; width: calc(var(--u) * 220); height: calc(var(--u) * 220); border-radius: 50%; transition: transform .24s ease, filter .24s ease; }
.orb:nth-child(1) { top: calc(var(--u) * 29); left: calc(var(--u) * 107); }
.orb:nth-child(2) { top: 0; left: calc(var(--u) * 423); }
.orb:nth-child(3) { top: calc(var(--u) * 301); left: calc(var(--u) * 107); }
.orb:nth-child(4) { top: calc(var(--u) * 272); left: calc(var(--u) * 423); }
.orb-sphere { position: absolute; inset: 0; width: 100%; height: 100%; mix-blend-mode: screen; pointer-events: none; transition: transform .24s ease, filter .24s ease; }
.orb:first-child .orb-sphere { mix-blend-mode: normal; }
.orb-icon { position: relative; width: calc(var(--u) * 60); height: calc(var(--u) * 60); object-fit: contain; filter: drop-shadow(0 0 2px #00dbff) drop-shadow(0 0 5px #2dfbee); margin-bottom: calc(var(--u) * 10); }
.orb-label { position: relative; text-align: center; font-size: clamp(10px, 2.6666667vw, 20px); font-weight: 720; line-height: 1.28; }
.orb-label span { display: block; }
.orb:nth-child(1) .orb-icon { margin-top: calc(var(--u) * -5); }
.orb:active .orb-sphere { transform: scale(.97); }
.home-partner { position: absolute; width: calc(var(--u) * 59); right: calc(var(--u) * 64); bottom: calc(var(--u) * 53); }
.home-desktop-note { display: none; }
/* DETAIL: decorative PSD sections surround reflowable HTML content. */
.detail-page { display: flex; flex-direction: column; min-height: 100vh; min-height: 100svh; background-color: #0aacc0; background-image: url("assets/body-fill.webp"); background-position: center calc(var(--u) * 380); background-size: 100% calc(100% - var(--u) * 666); background-repeat: no-repeat; }
.detail-header { flex: 0 0 calc(var(--u) * 380); height: calc(var(--u) * 380); position: relative; background: url("assets/header-clean.webp") center top / 100% auto no-repeat; }
.detail-title { position: absolute; top: calc(var(--u) * 148); left: 4%; width: 92%; text-align: center; font-weight: 750; font-size: clamp(17px, 4.266667vw, 32px); line-height: 1.55; text-shadow: 3px 4px 2px #003b4966; letter-spacing: -.035em; }
.detail-title span { display: block; }
.detail-content { flex: 1 0 auto; position: relative; padding: 0 calc(var(--u) * 31); }
.section-heading { display: flex; align-items: center; justify-content: center; width: calc(var(--u) * 273); min-width: 170px; height: calc(var(--u) * 38); min-height: 25px; margin: 0 auto calc(var(--u) * 18); background: url("assets/section-banner.webp") center / 100% 100% no-repeat; color: #065eac; font-size: clamp(13px, 2.933333vw, 22px); font-weight: 750; line-height: 1; }
.section-heading span { display: block; padding: 0 20%; white-space: nowrap; }
.meta-icon { width: clamp(18px, 4.266667vw, 32px); height: clamp(20px, 4.8vw, 36px); object-fit: contain; flex-shrink: 0; }
.info-band { display: flex; gap: calc(var(--u) * 24); align-items: center; padding: clamp(9px, 1.8vw, 14px) calc(var(--u) * 39); border-top: 1px solid #ffffff20; border-bottom: 1px solid #ffffff20; background: linear-gradient(90deg, #ffffff00, #ffffff2b 58%, #ffffff00); font-size: clamp(13px, 3.2vw, 24px); font-weight: 680; line-height: 1.45; }
.time-band .time-values { display: flex; align-items: center; flex-wrap: wrap; gap: 2px calc(var(--u) * 34); }
.time-values time, .time-values span { white-space: nowrap; }
.location-band { width: 100%; border-left: 0; border-right: 0; text-align: left; }
.location-band .location-text { flex: 1; }
.location-band .chevron { font-size: 20px; opacity: .55; font-weight: 400; }
.talk-body { padding: calc(var(--u) * 24) calc(var(--u) * 93) calc(var(--u) * 23); font-size: clamp(14px, 3.2vw, 24px); line-height: 1.65; overflow-wrap: anywhere; }
.talk-title { font-size: inherit; font-weight: 750; }
.talk-subtitle { line-height: 1.6; text-wrap: balance; }
.talk-description { font-size: .91em; margin-top: .2em; }
.speaker-line { margin-top: .45em; }
.speaker-line strong { font-weight: 760; }
.primary-button { position: relative; display: inline-flex; justify-content: center; align-items: flex-start; border: 0; color: #fff; width: clamp(148px, 28.4vw, 213px); height: clamp(64px, 12.133333vw, 91px); background: url("assets/button.webp") top center / 100% 100% no-repeat; padding: clamp(10px, 2vw, 15px) 0 0; font-size: clamp(17px, 3.2vw, 24px); font-weight: 750; letter-spacing: .03em; transition: filter .2s, transform .2s; }
.primary-button:active { transform: scale(.97); }
.cta-row { text-align: center; margin-top: calc(var(--u) * 46); }
.detail-footer { flex: 0 0 auto; width: 100%; aspect-ratio: 750 / 286; margin-top: calc(var(--u) * 4); background: url("assets/footer-detail.webp") bottom center / 100% 100% no-repeat; position: relative; }
.detail-footer::before { content: ""; position: absolute; top: -1px; height: 16%; width: 100%; background: linear-gradient(180deg, #03a2b522, transparent); }
/* Seminar */
.event-meta { display: grid; grid-template-columns: 1fr 1.5fr; gap: calc(var(--u) * 26); padding: 0 calc(var(--u) * 34); margin-top: calc(var(--u) * 3); margin-bottom: calc(var(--u) * 53); font-size: clamp(11px, 2.4vw, 18px); line-height: 1.4; }
.meta-item { display: flex; gap: calc(var(--u) * 22); align-items: flex-start; }
.meta-item strong { display: block; font-weight: 730; }
.meta-item:not(button) strong { white-space: nowrap; }
.meta-item .meta-icon { width: calc(var(--u) * 38); min-width: 23px; height: calc(var(--u) * 42); min-height: 25px; }
.meta-location { padding: 0; background: none; border: 0; text-align: left; }
.meta-location small { display: block; font-size: inherit; margin-top: 1px; font-weight: 400; }
.meta-label, .meta-actions, .event-meta-eyebrow { display: none; }
.agenda { width: 100%; border-collapse: collapse; table-layout: fixed; font-size: clamp(11px, 2.4vw, 18px); line-height: 1.42; }
.agenda col:nth-child(1) { width: 22%; }
.agenda col:nth-child(2) { width: 54%; }
.agenda col:nth-child(3) { width: 24%; }
.agenda th, .agenda td { padding: clamp(13px, 3.6vw, 27px) calc(var(--u) * 4); text-align: left; vertical-align: middle; border-top: 1px solid #ffffff24; border-bottom: 1px solid #ffffff24; overflow-wrap: anywhere; }
.agenda thead { background: linear-gradient(90deg,#ffffff03,#ffffff30 65%,#ffffff04); }
.agenda thead th { font-size: clamp(13px, 2.8vw, 21px); padding-block: clamp(9px, 2.1vw, 16px); }
.agenda tbody tr:nth-child(even) { background: linear-gradient(90deg,#ffffff02,#ffffff2b 65%,#ffffff02); }
.agenda-time { white-space: nowrap; font-size: .96em; font-weight: 730; letter-spacing: -.045em; }
.agenda-title { font-weight: 650; padding-right: 12px !important; }
.agenda-title span { display: block; }
.agenda-speaker strong { display: block; font-size: 1.03em; }
.agenda-speaker small { display: block; font-size: .78em; font-weight: 400; line-height: 1.32; margin-top: 2px; }
.seminar-cta { margin-top: calc(var(--u) * 43); }
/* Lunch */
.lunch-content .section-heading { margin-top: 0; }
.lunch-content .talk-body { padding-top: calc(var(--u) * 18); padding-bottom: calc(var(--u) * 21); }
.lunch-content .speaker-line { margin-top: .7em; }
.talk-topic, .talk-speaker { display: flex; gap: calc(var(--u) * 22); }
.talk-topic>div { min-width: 0; }
.talk-topic .meta-icon { margin-top: .1em; }
.talk-speaker { align-items: center; margin-top: .7em; }
.lunch-content .talk-speaker .speaker-line { margin: 0; }
.lottery-section { margin-top: calc(var(--u) * 41); text-align: center; }
.lottery-space { min-height: calc(var(--u) * 270); display: flex; flex-direction: column; gap: 9px; align-items: center; justify-content: center; }
.gift-art { width: calc(var(--u) * 436); max-width: 100%; height: auto; object-fit: contain; }
.gift-caption { font-size: clamp(13px, 2.666667vw, 20px); font-weight: 700; margin-top: calc(var(--u) * 18); }
.lunch-cta { margin-top: calc(var(--u) * 24); }
/* Forum */
.forum-content { padding-top: calc(var(--u) * 10); }
.forum-card + .forum-card { margin-top: calc(var(--u) * 49); }
.forum-card .talk-body { padding-top: calc(var(--u) * 18); padding-bottom: calc(var(--u) * 18); }
.booth-section { margin-top: calc(var(--u) * 49); }
.booth-image-button { position: relative; display: block; border: 0; background: none; padding: 0; width: 100%; margin-top: calc(var(--u) * 34); }
.booth-image-button img { width: 100%; }
.booth-caption { font-size: clamp(10px, 1.733333vw, 13px); opacity: .8; text-align: center; margin-top: 4px; }
.forum-cta { margin-top: calc(var(--u) * 20); }
/* Gallery / honest empty state */
.gallery-content { min-height: calc(var(--u) * 600); }
.gallery-empty { display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 18px; min-height: calc(var(--u) * 480); text-align: center; margin: 10px 6px; padding: 30px 20px; border: 1px solid #ffffff44; border-radius: 22px; background: linear-gradient(135deg,#ffffff16,#ffffff03); }
.empty-orb { position: relative; width: 104px; height: 104px; display: grid; place-items: center; }
.empty-orb>img:first-child { position: absolute; inset: 0; mix-blend-mode: screen; }
.empty-orb>img:last-child { width: 37px; position: relative; filter: drop-shadow(0 0 5px #64fff4); }
.gallery-empty h2 { font-size: 22px; font-weight: 650; }
.gallery-empty p { max-width: 280px; font-size: 14px; line-height: 1.8; opacity: .9; }
.gallery-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; }
.gallery-card { padding: 0; text-align: left; border: 1px solid #ffffff55; border-radius: 14px; overflow: hidden; background: #ffffff14; }
.gallery-card img { aspect-ratio: 4/3; width: 100%; object-fit: cover; }
.gallery-card span { display: block; padding: 11px 13px; font-size: 13px; }
/* Dialogs */
.modal:not([open]) { display: none; }
.modal[open] { display: block; }
.modal { position: fixed; inset: 0; max-width: min(520px,calc(100vw - 30px)); width: 520px; max-height: calc(100vh - 36px); max-height: calc(100dvh - 36px); height: fit-content; overflow-y: auto; margin: auto; border: 1px solid #ffffffb3; border-radius: 24px; padding: 32px; background: #f5fcfd; color: #17384e; box-shadow: 0 30px 100px #002a4570; overscroll-behavior: contain; }
.modal::backdrop { background: #002e55a6; backdrop-filter: blur(7px); }
.modal-close { position: absolute; z-index: 3; right: 12px; top: 10px; width: 36px; height: 36px; border: 0; border-radius: 50%; background: #095b7610; font-size: 28px; line-height: 1; color: #164258; }
.modal h2 { padding-right: 24px; font-size: 24px; letter-spacing: -.04em; }
.modal-subtitle { font-size: 13px; color: #657b87; line-height: 1.7; margin-top: 8px; }
.inline-link { color: #087a94; text-decoration: underline; text-underline-offset: 3px; }
.solid-button { display: flex; justify-content: center; align-items: center; gap: 8px; width: 100%; min-height: 46px; padding: 11px 16px; border: 0; border-radius: 11px; background: linear-gradient(105deg,#056bab,#09b3aa); color: #fff; font-size: 15px; font-weight: 680; }
.modal-actions { display: flex; gap: 10px; margin-top: 22px; }
.secondary-button { display: inline-flex; justify-content: center; align-items: center; gap: 8px; min-height: 44px; padding: 10px 16px; border-radius: 11px; background: #e6f1f4; color: #226176; border: 1px solid #cadddf; font-size: 14px; }
.result-copy { font-size: 14px; line-height: 1.8; margin-top: 16px; color: #547180; }
.venue-card { padding: 18px; border: 1px solid #cde4e7; background: #eaf7f7; border-radius: 16px; margin-top: 20px; }
.venue-card strong { display: block; font-size: 16px; margin-bottom: 5px; }
.venue-card p { font-size: 14px; color: #5b7887; }
.venue-card .room-pill { display: inline-block; padding: 3px 10px; margin-top: 12px; border-radius: 20px; font-size: 12px; background: #fff; color: #128992; }
.modal.lightbox { width: 1100px; max-width: calc(100vw - 30px); color: #fff; background: #002e48f5; border-color: #9cd8df55; }
.lightbox .modal-close { background: #ffffff1c; color: #fff; }
.lightbox h2 { font-size: 18px; padding-bottom: 20px; }
.lightbox-image { width: 100%; max-height: calc(100dvh - 220px); object-fit: contain; }
.lightbox-caption { margin: 12px 0 0; text-align: center; color: #c2e1e7; font-size: 13px; }
.lightbox-toolbar { display: flex; align-items: center; justify-content: center; gap: 20px; margin-top: 18px; }
.lightbox-toolbar button { width: 44px; height: 40px; border: 1px solid #ffffff5a; border-radius: 10px; background: #ffffff10; font-size: 21px; }
.toast { position: fixed; z-index: 300; left: 50%; bottom: calc(30px + env(safe-area-inset-bottom)); transform: translateX(-50%); max-width: min(460px,calc(100vw - 40px)); width: max-content; border-radius: 12px; padding: 12px 18px; background: #063c54ed; box-shadow: 0 10px 35px #003a5c40; color: #fff; font-size: 13px; text-align: center; }
.noscript { padding: 40px; text-align: center; }
/* Larger phones / tablets retain the artwork scale without tiny desktop text. */
@media (min-width: 500px) and (max-width: 899px) {
  .agenda-speaker small { font-size: .84em; }
  .detail-page { min-height: 0; }
}
@media (max-width: 359px) {
  .talk-body { padding-inline: 24px 13px; }
  .info-band { padding-inline: 12px; gap: 12px; }
  .time-band { font-size: 12px; }
  .agenda { font-size: 11px; }
  .agenda col:nth-child(1) { width: 24%; }
  .agenda col:nth-child(2) { width: 50%; }
  .agenda col:nth-child(3) { width: 26%; }
  .agenda-title { padding-right: 7px !important; }
  .event-meta { gap: 10px; padding-inline: 9px; grid-template-columns: 1fr 1.3fr; }
  .meta-item { gap: 7px; }
  .event-meta .meta-item:not(button) strong { font-size: 10px; }
  .modal { padding: 27px 21px; }
}
/* Desktop is a reflowed site: horizontal nav, larger readable content, multi-column layouts. */
@media (min-width: 900px) {
  :root { --u: 1px; }
  body { background: #038fb3 url("assets/body-fill.webp") center / cover fixed; }
  .desktop-atmosphere { display: block; position: fixed; inset: 0; pointer-events: none; z-index: -1; overflow: hidden; }
  .desktop-bamboo { position: absolute; top: 0; left: 0; width: 100%; height: 530px; object-fit: cover; object-position: center 18%; opacity: .88; mask-image: linear-gradient(#000 55%,transparent); -webkit-mask-image: linear-gradient(#000 55%,transparent); }
  .desktop-skyline { position: absolute; width: 350px; left: 8%; bottom: -6px; opacity: .27; }
  .desktop-molecule { position: absolute; width: 138px; right: 3%; bottom: 14%; opacity: .24; mix-blend-mode: screen; }
  .site-header { display: flex; align-items: center; justify-content: space-between; gap: 26px; height: 94px; max-width: 1320px; margin: 0 auto; padding: 0 40px; position: relative; z-index: 10; }
  .desktop-brand { flex-shrink: 0; width: 126px; }
  .desktop-brand img { width: 100%; height: auto; }
  .desktop-nav { display: flex; gap: clamp(18px,2.2vw,34px); margin-left: auto; align-items: center; }
  .desktop-nav a { position: relative; padding: 14px 0; font-size: 14px; opacity: .73; white-space: nowrap; transition: opacity .2s; }
  .desktop-nav a[aria-current="page"] { opacity: 1; font-weight: 680; }
  .desktop-nav a[aria-current="page"]::after { content: ""; position: absolute; bottom: 3px; left: 0; right: 0; height: 2px; background: #92fff0; box-shadow: 0 0 8px #67fff2a6; border-radius: 10px; }
  .share-button { display: grid; place-items: center; flex-shrink: 0; width: 39px; height: 39px; border: 1px solid #ffffff5e; background: #ffffff0e; border-radius: 50%; }
  .share-button svg { width: 19px; height: 19px; }
  .desktop-footer { display: flex; align-items: flex-end; justify-content: space-between; max-width: 1320px; padding: 16px 40px 26px; margin: 0 auto; color: #cefbff90; font-size: 11px; letter-spacing: .12em; }
  .desktop-footer img { opacity: .86; }
  .page { max-width: 1240px; width: calc(100% - 80px); overflow: visible; }
  .mobile-brand, .mobile-back, .home-partner, .home-molecule { display: none; }
  .home-page { min-height: max(570px,calc(100svh - 190px)); display: grid; grid-template-columns: 1.14fr 1fr; align-items: center; gap: 32px; padding: 30px 0 70px; background: none; }
  .home-hero { position: relative; inset: auto; width: auto; text-align: left; padding-bottom: 18px; }
  .home-slogan { width: 100%; max-width: 510px; margin: 0 0 23px; filter: drop-shadow(3px 6px 3px #003e6d52); }
  .home-title { font-size: clamp(21px,2.1vw,29px); line-height: 1.85; text-shadow: 2px 3px 3px #00566d33; margin: 0; }
  .home-desktop-note { display: flex; align-items: center; gap: 12px; font-size: 12px; letter-spacing: .15em; color: #cafffb; margin-top: 38px; }
  .home-desktop-note::before { content: ""; width: 34px; height: 1px; background: #bafff8; }
  .home-orbs { position: relative; inset: auto; height: 510px; width: 100%; max-width: 520px; justify-self: end; }
  .orb { width: 208px; height: 208px; }
  .orb:nth-child(1) { left: 0; top: 30px; }
  .orb:nth-child(2) { left: auto; right: 0; top: 0; }
  .orb:nth-child(3) { left: 0; top: 279px; }
  .orb:nth-child(4) { left: auto; right: 0; top: 249px; }
  .orb-icon { width: 55px; height: 55px; margin-bottom: 10px; }
  .orb-label { font-size: 17px; line-height: 1.48; }
  .detail-page { display: block; background: none; min-height: calc(100svh - 190px); }
  .detail-header { height: auto; min-height: 192px; background: none; display: flex; align-items: center; justify-content: center; padding: 28px 0 45px; }
  .detail-title { position: static; font-size: 32px; text-align: center; width: 100%; line-height: 1.5; letter-spacing: -.025em; }
  .detail-title span:first-child { font-size: .73em; opacity: .87; letter-spacing: .05em; margin-bottom: 7px; }
  .seminar-page .detail-title span:first-child { font-size: 1em; opacity: 1; letter-spacing: -.025em; margin-bottom: 0; }
  .detail-content { padding: 0; }
  .detail-footer { display: none; }
  .section-heading { width: 273px; height: 38px; min-width: 0; min-height: 0; font-size: 20px; margin-bottom: 26px; }
  .primary-button { width: 213px; height: 91px; padding-top: 15px; font-size: 23px; }
  .seminar-layout { display: grid; grid-template-columns: 286px minmax(0,1fr); gap: 34px; align-items: start; }
  .event-meta { display: flex; flex-direction: column; gap: 28px; position: sticky; top: 24px; padding: 28px 25px; margin: 0; border: 1px solid #ffffff42; border-radius: 20px; background: linear-gradient(145deg,#ffffff22,#ffffff05); box-shadow: 0 18px 45px #005e5a0d; font-size: 15px; }
  .event-meta-eyebrow { display: block; font-size: 11px; letter-spacing: .17em; color: #cbfff5; border-bottom: 1px solid #ffffff30; padding-bottom: 17px; }
  .meta-item { gap: 14px; }
  .meta-item .meta-icon { width: 25px; height: 28px; min-width: 25px; }
  .meta-label { display: block; font-size: 11px; opacity: .66; margin-bottom: 5px; }
  .meta-item strong { font-size: 15px; margin-bottom: 5px; }
  .meta-location small { font-size: 12px; line-height: 1.7; opacity: .82; }
  .meta-actions { display: flex; flex-direction: column; gap: 9px; padding-top: 3px; }
  .meta-actions button { display: block; border: 1px solid #ffffff50; background: #ffffff13; border-radius: 9px; padding: 9px 10px; color: #fff; font-size: 12px; text-align: center; }
  .agenda-section { padding: 24px 26px 0; border: 1px solid #ffffff37; border-radius: 20px; background: linear-gradient(135deg,#ffffff12,#ffffff04); }
  .agenda { font-size: 14px; }
  .agenda col:nth-child(1) { width: 21%; }
  .agenda col:nth-child(2) { width: 54%; }
  .agenda col:nth-child(3) { width: 25%; }
  .agenda thead th { font-size: 14px; padding: 13px 8px; }
  .agenda th, .agenda td { padding: 19px 8px; }
  .agenda-time { font-size: 12px; letter-spacing: 0; }
  .agenda-speaker small { font-size: 11px; line-height: 1.5; }
  .agenda-speaker strong { font-size: 14px; }
  .seminar-cta { margin-top: 24px; }
  .lunch-layout { display: grid; grid-template-columns: 1.34fr 1fr; gap: 30px; align-items: stretch; }
  .meeting-section, .lottery-section, .forum-card { border: 1px solid #ffffff42; border-radius: 22px; background: linear-gradient(135deg,#ffffff18,#ffffff05); padding: 28px 22px; }
  .info-band { padding: 15px 15px; font-size: 17px; gap: 16px; }
  .time-band .time-values { gap: 8px 25px; }
  .info-band .meta-icon { width: 25px; height: 29px; }
  .talk-body, .lunch-content .talk-body, .forum-card .talk-body { padding: 23px 18px 24px 56px; font-size: 18px; }
  .talk-description { font-size: 15px; margin-top: 9px; }
  .speaker-line { margin-top: 16px; }
  .location-band { font-size: 16px; }
  .lottery-section { margin-top: 0; }
  .lottery-space { min-height: 240px; }
  .gift-art { width: 340px; height: auto; }
  .gift-caption { font-size: 16px; margin-top: 5px; }
  .lunch-cta { margin-top: 25px; }
  .forum-content { padding-top: 0; }
  .forum-cards { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 30px; }
  .forum-card + .forum-card { margin-top: 0; }
  .forum-card { display: flex; flex-direction: column; }
  .forum-card .talk-body { flex: 1; }
  .forum-card .location-band { margin-top: auto; }
  .booth-section { max-width: 910px; margin: 40px auto 0; padding: 0 30px; }
  .booth-image-button { margin-top: 26px; }
  .booth-caption { font-size: 12px; }
  .forum-cta { margin-top: 24px; }
  .gallery-content { min-height: 0; max-width: 1040px; margin: 0 auto; }
  .gallery-empty { min-height: 352px; margin: 0; }
  .gallery-grid { grid-template-columns: repeat(3,minmax(0,1fr)); gap: 22px; }
  .gallery-card span { font-size: 14px; }
  .gallery-content>.cta-row { margin-top: 32px; }
}
@media (min-width: 900px) and (max-width: 1120px) {
  .page { width: calc(100% - 56px); }
  .site-header { padding-inline: 28px; gap: 18px; }
  .desktop-brand { width: 110px; }
  .desktop-nav { gap: 20px; }
  .desktop-nav a { font-size: 13px; }
  .home-page { grid-template-columns: 1fr 1fr; gap: 20px; }
  .home-orbs { max-width: 420px; height: 450px; }
  .orb { width: 178px; height: 178px; }
  .orb:nth-child(3) { top: 246px; }
  .orb:nth-child(4) { top: 216px; }
  .orb-label { font-size: 14px; }
  .orb-icon { width: 47px; height: 47px; }
  .home-title { font-size: 20px; }
  .seminar-layout { grid-template-columns: 242px minmax(0,1fr); gap: 22px; }
  .event-meta { padding-inline: 18px; }
  .agenda-section { padding-inline: 15px; }
  .agenda { font-size: 12px; }
  .agenda-time { font-size: 10px; }
  .agenda th, .agenda td { padding-inline: 5px; }
  .agenda-speaker small { font-size: 10px; }
  .forum-card, .meeting-section, .lottery-section { padding-inline: 16px; }
  .info-band { font-size: 15px; padding-inline: 8px; gap: 10px; }
  .talk-body, .forum-card .talk-body, .lunch-content .talk-body { font-size: 16px; padding-left: 42px; }
}
@media (hover: hover) {
  .orb:hover .orb-sphere { transform: scale(1.025); filter: brightness(1.1); }
  .primary-button:hover { filter: brightness(1.14); transform: translateY(-2px); }
  .desktop-nav a:hover { opacity: 1; }
  .location-band:hover, .meta-actions button:hover { background-color: #ffffff12; }
  .booth-image-button:hover img { filter: brightness(1.06); }
  .gallery-card:hover { background: #ffffff25; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
@media print {
  body { color: #111; background: #fff; }
  .site-header, .desktop-footer, .desktop-atmosphere, .mobile-brand, .mobile-back, .primary-button, .detail-footer, .toast { display: none !important; }
  .page { max-width: none; width: 100%; background: #fff; }
  .detail-header { background: none; height: 120px; }
  .detail-title { position: static; padding-top: 20px; text-shadow: none; }
  .section-heading { background: none; color: #111; }
  .seminar-layout, .lunch-layout { display: block; }
  .event-meta { position: static; border: 1px solid #bbb; }
  .agenda-section { border: 0; }
  .agenda td, .agenda th { border: 1px solid #ddd; }
}
.dialog-fallback-backdrop { position: fixed; inset: 0; z-index: 90; background: #002e55b8; }
.modal[aria-modal="true"] { z-index: 100; }