:root{--bg:#f5f8fc;--panel:#fff;--ink:#172033;--muted:#697386;--line:#e3e9f1;--blue:#1677ff;--blue2:#eaf3ff;--green:#0f9f6e;--red:#d64545;--shadow:0 10px 30px rgba(32,52,85,.08)}*{box-sizing:border-box}html{font-family:Inter,"Noto Sans JP",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink)}body{margin:0}.shell{width:min(1180px,calc(100% - 32px));margin:auto}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header-inner{height:64px;display:flex;align-items:center;justify-content:space-between}.brand{font-size:20px;text-decoration:none;color:var(--ink);letter-spacing:.06em}.brand strong{color:var(--blue)}.brand small{font-size:11px;color:var(--muted)}.nav{display:flex;gap:18px}.nav a{color:var(--muted);text-decoration:none;font-size:14px}.hero{padding:72px 0 42px}.eyebrow{font-size:11px;font-weight:800;letter-spacing:.14em;color:var(--blue);margin:0 0 8px}.hero h1{font-size:clamp(34px,6vw,64px);line-height:1.06;margin:0 0 16px;letter-spacing:-.035em}.hero>p:not(.eyebrow){max-width:700px;color:var(--muted);font-size:16px;line-height:1.8}.hero-meta{display:flex;gap:10px;margin-top:24px;flex-wrap:wrap}.hero-meta span{background:#fff;border:1px solid var(--line);padding:8px 12px;border-radius:999px;font-size:12px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:22px;box-shadow:var(--shadow)}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:18px}.section-head h1,.section-head h2{margin:0}.muted{color:var(--muted);font-size:13px}.venue-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}.venue-card{display:flex;align-items:center;gap:10px;min-height:62px;border:1px solid var(--line);border-radius:14px;padding:10px;background:#fff}.venue-no{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;background:var(--blue2);color:var(--blue);font-weight:800}.venue-card strong{display:block}.venue-card span{display:block;font-size:11px;color:var(--muted);margin-top:3px}.roadmap{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:18px 0 50px}.roadmap div{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px}.roadmap b{color:var(--blue);display:block;font-size:12px}.roadmap span{display:block;margin-top:8px;font-weight:700}.site-footer{border-top:1px solid var(--line);padding:28px 0;color:var(--muted);font-size:12px}.admin-bg{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(420px,100%);background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow)}.login-card h1{margin-top:0}.login-card label{display:grid;gap:8px;font-size:13px}.login-card input{height:44px;border:1px solid var(--line);border-radius:10px;padding:0 12px;font:inherit}.login-card button{width:100%;height:44px;margin-top:14px;border:0;border-radius:10px;background:var(--blue);color:#fff;font-weight:700;cursor:pointer}.back-link{display:inline-block;margin-top:18px;color:var(--muted);text-decoration:none;font-size:13px}.alert{padding:10px 12px;border-radius:10px;margin:0 0 14px}.alert.error{background:#fff0f0;color:var(--red)}.admin-main{padding:38px 0}.admin-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.status-list{margin:0}.status-list div{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding:10px 0}.status-list dt{color:var(--muted)}.status-list dd{margin:0;font-weight:700}.ok{color:var(--green)}.ng{color:var(--red)}.check-list{line-height:2;padding-left:20px}pre{white-space:pre-wrap;word-break:break-word;font-size:12px;background:#f7f9fc;padding:12px;border-radius:10px}@media(max-width:900px){.venue-grid{grid-template-columns:repeat(3,1fr)}.roadmap{grid-template-columns:repeat(2,1fr)}.admin-grid{grid-template-columns:1fr}}@media(max-width:560px){.shell{width:min(100% - 20px,1180px)}.hero{padding:42px 0 26px}.venue-grid{grid-template-columns:repeat(2,1fr)}.panel{padding:15px}.roadmap{grid-template-columns:1fr 1fr}}
/* v2 */
.page-main{padding:34px 0 54px}.today-head,.venue-page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:22px;margin-bottom:22px}.today-head h1,.venue-page-head h1{margin:0 0 7px;font-size:clamp(28px,4vw,44px);letter-spacing:-.03em}.today-head p,.venue-page-head p{margin:0}.today-summary{display:flex;gap:8px}.today-summary span,.venue-stats span{background:#fff;border:1px solid var(--line);border-radius:13px;padding:9px 13px;font-size:12px;color:var(--muted)}.today-summary b{font-size:19px;color:var(--ink);margin-right:4px}.compact-panel{padding:18px}.venue-grid-v2{gap:8px}.venue-card-v2{text-decoration:none;color:inherit;min-height:68px;transition:.16s ease;box-shadow:none}.venue-card-v2.hosting:hover{border-color:#a9cfff;transform:translateY(-1px);box-shadow:0 7px 18px rgba(32,52,85,.06)}.venue-card-v2.off{opacity:.58;cursor:default}.venue-main{min-width:0;flex:1}.venue-title-row{display:flex;align-items:center;justify-content:space-between;gap:5px}.state{font-size:10px!important;font-weight:800;padding:2px 6px;border-radius:999px;margin:0!important;white-space:nowrap}.state.on{background:#e9f9f2;color:#087a52}.state.off{background:#f1f3f6;color:#7a8495}.venue-mini{display:flex!important;gap:7px!important;align-items:center;margin-top:5px!important;white-space:nowrap}.venue-mini span,.venue-mini b{display:inline!important;margin:0!important;font-size:10px!important;color:var(--muted)}.venue-mini b{color:var(--blue)!important}.venue-off-text{font-size:10px!important}.source-note{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:14px 2px 0;color:var(--muted);font-size:12px}.source-note a,.source-actions a{color:var(--blue);text-decoration:none}.race-list{display:grid;gap:8px}.race-row{display:grid;grid-template-columns:58px 1fr auto;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:15px;padding:11px 14px;color:inherit;text-decoration:none}.race-row:hover{border-color:#b9d6ff}.race-no{display:grid;place-items:center;height:40px;border-radius:11px;background:var(--blue2);color:var(--blue);font-size:16px;font-weight:900}.race-copy strong,.race-copy span{display:block}.race-copy span{color:var(--muted);font-size:11px;margin-top:3px}.race-deadline{text-align:right;min-width:78px}.race-deadline small,.race-deadline b,.race-deadline span{display:block}.race-deadline small{font-size:9px;color:var(--muted)}.race-deadline b{font-size:19px}.race-deadline span{font-size:10px;color:var(--blue)}.race-deadline .done{color:var(--green)}.venue-stats{display:flex;gap:7px}.race-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:10px 0 14px}.race-head h1{margin:0 0 5px}.deadline-box{text-align:center;min-width:110px;background:var(--blue2);border-radius:14px;padding:11px}.deadline-box small,.deadline-box b{display:block}.deadline-box small{font-size:10px;color:var(--muted)}.deadline-box b{font-size:25px;color:var(--blue)}.entry-table-wrap,.log-table-wrap{overflow:auto}.entry-table,.log-table{width:100%;border-collapse:collapse}.entry-table th,.entry-table td,.log-table th,.log-table td{padding:10px;border-bottom:1px solid var(--line);text-align:left;font-size:12px;white-space:nowrap}.entry-table th,.log-table th{color:var(--muted);font-size:10px}.entry-table td strong,.entry-table td small{display:block}.entry-table td small{color:var(--muted);font-size:9px;margin-top:3px}.boat{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;font-weight:900;border:1px solid rgba(0,0,0,.12)}.boat-1{background:#fff;color:#111}.boat-2{background:#222;color:#fff}.boat-3{background:#e33;color:#fff}.boat-4{background:#2384df;color:#fff}.boat-5{background:#ffd633;color:#171717}.boat-6{background:#299b55;color:#fff}.alert.info{background:#edf6ff;color:#286192}.alert.success{background:#e9f9f2;color:#087a52}.primary-button{width:100%;border:0;border-radius:11px;background:var(--blue);color:#fff;font-weight:800;padding:12px 15px;cursor:pointer;margin:14px 0 8px}.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:15px}.metric-grid div{background:#f7f9fc;border:1px solid var(--line);border-radius:12px;padding:12px}.metric-grid b,.metric-grid span{display:block}.metric-grid b{font-size:22px}.metric-grid span{font-size:10px;color:var(--muted)}.source-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:14px;font-size:12px}.admin-log-panel{margin-top:16px}.version-badge{background:var(--blue2);color:var(--blue);font-size:11px;font-weight:800;padding:6px 9px;border-radius:999px}
@media(max-width:900px){.venue-grid-v2{grid-template-columns:repeat(3,1fr)}}
@media(max-width:620px){.today-head,.venue-page-head{align-items:flex-start;flex-direction:column}.venue-grid-v2{grid-template-columns:repeat(2,1fr)}.race-row{grid-template-columns:46px 1fr auto;gap:8px;padding:9px}.race-no{height:36px}.race-head{align-items:flex-start}.entry-table th,.entry-table td{padding:8px}.today-summary{width:100%}.today-summary span{flex:1}.venue-stats{width:100%}.venue-stats span{flex:1;text-align:center}}
.secondary-button{width:100%;border:1px solid #bdd5f6;border-radius:11px;background:#f6faff;color:#2468ba;font-weight:800;padding:11px 15px;cursor:pointer;margin:0 0 8px}

/* v2.3 admin password */
.password-form{display:grid;grid-template-columns:1fr 1fr auto;gap:10px;align-items:end}.password-form label{display:grid;gap:6px;font-size:12px;color:var(--muted)}.password-form input{height:42px;border:1px solid var(--line);border-radius:10px;padding:0 12px;font:inherit;color:var(--ink);background:#fff}.password-form .secondary-button{width:auto;min-width:180px;margin:0;height:42px}@media(max-width:760px){.password-form{grid-template-columns:1fr}.password-form .secondary-button{width:100%}}

/* v3 preview / exhibition */
.preview-panel{margin-top:14px}.official-link{font-size:12px;color:var(--blue);text-decoration:none}.preview-empty{padding:24px;border:1px dashed var(--line);border-radius:14px;color:var(--muted);text-align:center;background:#fafcff}.weather-strip{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 14px}.weather-strip span{background:#f7f9fc;border:1px solid var(--line);border-radius:11px;padding:8px 10px;font-size:11px;color:var(--muted)}.weather-strip b{color:var(--ink);margin-left:3px}.preview-table td:first-child{width:48px}.preview-table td:nth-child(4),.preview-table td:nth-child(5){font-weight:800}.preview-table td:nth-child(5){color:var(--blue)}