:root{--primary:#2e7d32;--primary-dark:#1b5e20;--secondary:#66bb6a;--bg:#fafafa;--surface:#fff;--border:#e5e7eb;--text:#212121;--subtext:#757575;--info:#2196f3;--warn:#ff9800;--danger:#e53935;--felt-dark:var(--bg);--felt-mid:var(--bg);--felt-line:var(--border);--tile-ivory:var(--text);--tile-ivory-2:var(--surface);--tile-shadow:#0000000f;--ink:var(--text);--ink-soft:var(--subtext);--dragon-red:var(--danger);--dragon-red-deep:var(--danger);--dragon-green:var(--primary);--gold:var(--secondary);--line-gray:var(--border);--font-serif:var(--font-shippori-mincho), serif;--font-sans:var(--font-zen-kaku-gothic-new), sans-serif;--shadow-card:0 1px 3px #0000000f, 0 1px 2px #0000000a;--shadow-pop:0 10px 30px #0000001f}*{box-sizing:border-box;margin:0;padding:0}html,body{max-width:100vw}body{background:linear-gradient(180deg, #e8f5e9 0%, var(--bg) 260px), var(--bg);color:var(--text);font-family:var(--font-sans);min-height:100vh}a{color:inherit}.bg-pattern{display:none}.wrap{z-index:1;max-width:1080px;margin:0 auto;padding:0 20px 80px;position:relative}.top-bar{flex-wrap:wrap;justify-content:flex-start;align-items:center;gap:12px;padding-top:16px;display:flex}.top-bar-link{color:var(--subtext);font-size:12.5px;text-decoration:underline}.top-bar-link:hover{color:var(--text)}header.hero{text-align:center;border-bottom:1px solid var(--border);margin-bottom:36px;padding:44px 0 30px}.site-logo{object-fit:contain;background:var(--surface);border:1px solid var(--border);width:128px;height:128px;box-shadow:var(--shadow-card);border-radius:24px;margin:0 auto 20px;padding:12px;display:block}h1{letter-spacing:.04em;color:var(--text);margin:0 0 10px;font-size:clamp(26px,5vw,40px);font-weight:800}header.hero p{color:var(--subtext);letter-spacing:.03em;max-width:480px;margin:0 auto 26px;font-size:14.5px}.btn{font-family:var(--font-sans);cursor:pointer;letter-spacing:.03em;border:none;border-radius:8px;font-weight:700;transition:transform .15s,box-shadow .15s,filter .15s,background-color .15s,border-color .15s}.btn:active{transform:translateY(1px)}.btn:disabled{cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff;padding:13px 30px;font-size:15px;box-shadow:0 2px 6px #2e7d324d}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:var(--surface);color:var(--primary);padding:13px 30px;font-size:15px;border:1px solid var(--primary)!important}.btn-secondary:hover{background:#e8f5e9}.hero-actions{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.toolbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:22px;display:flex}.toolbar-left{flex-wrap:wrap;align-items:center;gap:16px;display:flex}.toolbar label{color:var(--subtext);cursor:pointer;align-items:center;gap:7px;font-size:13px;display:flex}.toolbar input[type=checkbox]{accent-color:var(--primary)}.btn-line{color:#fff;background:#06c755;align-items:center;gap:6px;padding:8px 16px;font-size:12.5px;display:inline-flex}.btn-line:hover{filter:brightness(1.06)}.btn-google{color:#3c4043;background:#fff;align-items:center;gap:8px;padding:8px 16px;font-size:12.5px;display:inline-flex;box-shadow:0 1px 2px #00000014;border:1px solid #dadce0!important}.btn-google:hover{background:#f8f8f8}.login-group{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.login-prompt-actions{flex-direction:column;gap:10px;margin:6px 0 4px;display:flex}.login-prompt-actions .btn{justify-content:center;padding:12px 16px;font-size:14px}.login-chip{background:var(--surface);border:1px solid var(--border);color:var(--text);border-radius:20px;align-items:center;gap:8px;padding:5px 12px 5px 5px;font-size:12.5px;display:flex}.login-avatar{color:#fff;background:#06c755;border-radius:50%;justify-content:center;align-items:center;width:24px;height:24px;font-size:11px;font-weight:700;display:flex}.login-avatar-google{background:#4285f4}.login-provider{letter-spacing:.03em;border-radius:10px;align-items:center;gap:4px;padding:2px 8px;font-size:10px;font-weight:700;display:inline-flex}.login-provider svg{width:11px;height:11px}.login-provider-line{color:#fff;background:#06c755}.login-provider-google{color:#3c4043;background:#fff;border:1px solid #dadce0}.login-chip .logout-link{color:var(--subtext);cursor:pointer;background:0 0;border:none;font-size:11.5px;text-decoration:underline}.login-chip .logout-link:hover{color:var(--text)}.invite-badge{color:var(--primary);background:#66bb6a26;border-radius:10px;align-items:center;gap:4px;width:fit-content;padding:3px 9px;font-size:11px;font-weight:700;display:inline-flex}.btn-ghost{background:var(--surface);color:var(--subtext);border-radius:20px;padding:8px 16px;font-size:13px;border:1px solid var(--border)!important}.btn-ghost:hover{color:var(--text);border-color:var(--subtext)!important}.calendar-section{margin-bottom:32px}.calendar-header{justify-content:center;align-items:center;gap:18px;margin-bottom:14px;display:flex}.calendar-title{text-align:center;min-width:140px;color:var(--text);font-size:18px;font-weight:700}.cal-nav-btn{border-radius:50%;justify-content:center;align-items:center;width:34px;height:34px;padding:0;font-size:16px;display:flex}.calendar-grid{grid-template-columns:repeat(7,1fr);gap:6px;display:grid}.calendar-dow{text-align:center;color:var(--subtext);letter-spacing:.05em;padding-bottom:4px;font-size:11px}.calendar-dow.sun{color:var(--danger)}.calendar-day{background:var(--surface);border:1px solid var(--border);min-height:58px;box-shadow:var(--shadow-card);color:var(--text);border-radius:8px;flex-direction:column;gap:4px;padding:6px 5px;transition:transform .12s,border-color .12s;display:flex;position:relative}.calendar-day.has-posts{cursor:pointer}.calendar-day.has-posts:hover{border-color:var(--secondary);transform:translateY(-2px)}.calendar-day.today{border-color:var(--primary);box-shadow:inset 0 0 0 1px var(--primary), var(--shadow-card)}.calendar-day.selected{border-color:var(--primary);background:#e8f5e9}.calendar-day .day-num{color:var(--text);font-size:12.5px;font-weight:700}.calendar-day.dim .day-num{opacity:.35}.calendar-day.dim{opacity:.7}.calendar-day.outside-month{opacity:.45}.calendar-day.outside-month.dim{opacity:.3}.cal-dots{flex-wrap:wrap;gap:3px;margin-top:auto;display:flex}.cal-dot{background:var(--primary);border-radius:50%;flex-shrink:0;width:6px;height:6px}.cal-dot.full{background:var(--warn)}.cal-more{color:var(--subtext);font-size:9.5px;font-weight:700}.filter-chip{color:var(--info);background:#2196f31a;border-radius:20px;align-items:center;gap:8px;margin-bottom:16px;padding:7px 16px;font-size:12.5px;font-weight:700;display:inline-flex}.filter-chip button{color:inherit;cursor:pointer;opacity:.85;background:0 0;border:none;font-size:14px;line-height:1}.filter-chip button:hover{opacity:1}.day-timeline-section{background:var(--surface);color:var(--text);border:1px solid var(--border);box-shadow:var(--shadow-card);border-radius:12px;margin-bottom:20px;padding:16px 16px 14px}.day-timeline-title{margin-bottom:10px;font-size:15px;font-weight:700}.timeline-scroll{border-top:1px solid var(--border);max-height:420px;position:relative;overflow:hidden auto}.timeline-hour-row{border-bottom:1px dashed var(--border);box-sizing:border-box;height:56px;display:flex;position:relative}.timeline-hour-label{width:52px;color:var(--subtext);text-align:right;box-sizing:border-box;flex-shrink:0;padding-top:2px;padding-right:8px;font-size:10.5px}.timeline-event{box-sizing:border-box;border-left:3px solid var(--primary);cursor:pointer;background:#2e7d321a;border-radius:6px;padding:4px 8px;transition:transform .12s;position:absolute;overflow:hidden}.timeline-event.full{border-left-color:var(--warn);background:#ff98001f}.timeline-event:hover{transform:translate(2px)}.timeline-event .te-time{color:var(--text);font-size:11px;font-weight:700;line-height:1.3}.timeline-event .te-loc{color:var(--subtext);white-space:nowrap;text-overflow:ellipsis;font-size:10.5px;line-height:1.3;overflow:hidden}.timeline-event .te-status{color:var(--primary);font-size:10px;font-weight:700;line-height:1.3}.timeline-event.full .te-status{color:var(--warn)}@keyframes cardHighlight{0%{box-shadow:0 0 0 4px #66bb6a99, var(--shadow-card)}to{box-shadow:var(--shadow-card)}}.tile-card.highlight{animation:1.6s cardHighlight}.grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;display:grid}.empty-state{text-align:center;color:var(--subtext);border:1px dashed var(--border);background:var(--surface);border-radius:12px;padding:70px 20px;font-size:14px}.tile-card{background:var(--surface);color:var(--text);box-shadow:var(--shadow-card);border:1px solid var(--border);border-radius:12px;flex-direction:column;gap:12px;padding:20px 20px 18px;transition:box-shadow .15s;display:flex;position:relative}.tile-card:hover{box-shadow:0 4px 12px #00000014}.tile-card.closed{opacity:.6;filter:grayscale(.3)}.tile-card.urgent:before{content:"本日";background:var(--warn);color:#fff;border-radius:10px;padding:3px 9px;font-size:11px;font-weight:700;position:absolute;top:-9px;right:14px;box-shadow:0 2px 4px #00000026}.card-top{justify-content:space-between;align-items:flex-start;gap:10px;display:flex}.share-preview{background:var(--bg);border:1px solid var(--border);color:var(--text);word-break:break-all;border-radius:8px;margin-bottom:14px;padding:12px 14px;font-size:13px;line-height:1.6}.btn-x{color:#fff;background:#000;border-radius:8px;justify-content:center;align-items:center;padding:10px 22px;font-size:13.5px;text-decoration:none;display:inline-flex;box-shadow:0 2px 6px #00000040}.btn-x:hover{background:#222}.new-badge{color:var(--danger);letter-spacing:.05em;font-size:11px;font-weight:700;position:absolute;top:5px;right:14px}.datetime{color:var(--text);font-size:18px;font-weight:700;line-height:1.3}.location{color:var(--subtext);margin-top:2px;font-size:12.5px}.status-badge{white-space:nowrap;border-radius:12px;padding:4px 10px;font-size:11px;font-weight:700}.status-recruiting{color:var(--primary);background:#2e7d321f}.status-full{color:#e65100;background:#ff980026}.seats{align-items:center;gap:8px;display:flex}.seat-dot{border:2px solid var(--border);border-radius:50%;justify-content:center;align-items:center;width:17px;height:17px;display:flex}.seat-dot.filled{background:var(--primary);border-color:var(--primary);position:relative}.seat-dot.filled:after{content:"";background:#fff;border-radius:50%;width:6px;height:6px}.seats-label{color:var(--subtext);margin-left:4px;font-size:12px}.rate-line{color:var(--subtext);font-size:12.5px}.rate-line b{color:var(--text);font-weight:700}.comment{color:var(--text);background:var(--bg);border-left:3px solid var(--secondary);white-space:pre-wrap;word-break:break-word;border-radius:6px;padding:10px 12px;font-size:13.5px;line-height:1.55}.participants{color:var(--subtext);font-size:12px}.participants span{color:var(--text);font-weight:500}.card-footer{border-top:1px dashed var(--border);justify-content:space-between;align-items:center;gap:8px;margin-top:auto;padding-top:10px;font-size:12px;display:flex}.poster{color:var(--subtext)}.poster b{color:var(--text)}.name-link{font:inherit;color:var(--primary);cursor:pointer;background:0 0;border:none;padding:0;text-decoration:underline}.name-link b{color:var(--primary)}.contact-tag{color:var(--subtext);margin-top:-4px;font-size:11px}.card-actions{gap:8px;display:flex}.btn-join{background:var(--primary);color:#fff;padding:8px 16px;font-size:12.5px;box-shadow:0 1px 4px #2e7d3240}.btn-join:disabled{box-shadow:none;cursor:not-allowed;color:#fff;background:#bdbdbd}.btn-join:hover:not(:disabled){background:var(--primary-dark)}.btn-manage{background:var(--surface);color:var(--subtext);border-radius:6px;padding:8px 12px;font-size:12px;border:1px solid var(--border)!important}.btn-manage:hover{color:var(--text);border-color:var(--subtext)!important}.overlay{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:50;background:#11182780;justify-content:center;align-items:flex-start;padding:40px 16px;display:flex;position:fixed;inset:0;overflow-y:auto}.modal{background:var(--surface);color:var(--text);border:1px solid var(--border);width:100%;max-width:480px;box-shadow:var(--shadow-pop);border-radius:14px;padding:28px 26px 24px;animation:.22s both pop}@keyframes pop{0%{opacity:0;transform:translateY(10px)scale(.98)}to{opacity:1;transform:none}}.modal h2{color:var(--text);margin:0 0 4px;font-size:20px;font-weight:700}.modal .sub{color:var(--subtext);margin-bottom:18px;font-size:12.5px}.form-tabs{border:1px solid var(--border);border-radius:10px;gap:0;margin:12px 0 18px;display:flex;overflow:hidden}.form-tab{font-size:13.5px;font-weight:700;font-family:var(--font-sans);background:var(--surface);color:var(--subtext);cursor:pointer;border:none;flex:1;padding:10px 0;transition:background-color .15s,color .15s}.form-tab+.form-tab{border-left:1px solid var(--border)}.form-tab.active{background:var(--primary);color:#fff}.form-tab:not(.active):hover{color:var(--primary);background:#e8f5e9}.field{margin-bottom:14px}.field label{color:var(--text);margin-bottom:6px;font-size:12.5px;font-weight:700;display:block}.field .hint{color:var(--subtext);margin-left:4px;font-size:11px;font-weight:400}.field input,.field select,.field textarea{border:1px solid var(--border);width:100%;font-family:var(--font-sans);background:var(--surface);color:var(--text);border-radius:8px;padding:10px 12px;font-size:13.5px}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #2e7d321f}.field textarea{resize:vertical;min-height:64px}.field select option:disabled{color:#bdbdbd}.field input:disabled{background:var(--bg);color:var(--subtext)}.station-field{position:relative}.station-suggest{z-index:30;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-pop);border-radius:8px;max-height:220px;position:absolute;top:100%;left:0;right:0;overflow-y:auto}.station-suggest-item{text-align:left;cursor:pointer;width:100%;font-family:var(--font-sans);color:var(--text);background:0 0;border:none;justify-content:space-between;align-items:baseline;padding:9px 12px;font-size:13.5px;display:flex}.station-suggest-item:hover{background:#e8f5e9}.station-suggest-kana{color:var(--subtext);font-size:11px}.row2{grid-template-columns:1fr 1fr;gap:12px;display:grid}.modal-actions{justify-content:flex-end;gap:10px;margin-top:20px;display:flex}.btn-cancel{color:var(--subtext);background:0 0;padding:10px 18px;font-size:13px}.btn-cancel:hover{color:var(--text)}.btn-submit{background:var(--primary);color:#fff;padding:10px 22px;font-size:13.5px;box-shadow:0 2px 6px #2e7d324d}.btn-submit:hover{background:var(--primary-dark)}.btn-danger{background:var(--danger);box-shadow:0 2px 6px #e539354d}.btn-danger:hover{background:#c62828}.error-msg{color:var(--danger);min-height:14px;margin-top:8px;font-size:12px}.privacy-note{color:var(--subtext);background:var(--bg);border-radius:6px;margin-top:2px;padding:8px 10px;font-size:11.5px;line-height:1.5}.toast{background:var(--text);color:#fff;opacity:0;z-index:100;pointer-events:none;box-shadow:var(--shadow-pop);border-radius:24px;padding:11px 22px;font-size:13px;transition:all .3s;position:fixed;bottom:24px;left:50%;transform:translate(-50%)translateY(20px)}.toast.show{opacity:1;transform:translate(-50%)translateY(0)}.error-banner{z-index:200;background:var(--danger);color:#fff;text-align:center;padding:10px 16px;font-size:12.5px;position:fixed;top:0;left:0;right:0}@media (max-width:480px){.row2{grid-template-columns:1fr}header.hero{padding:34px 0 26px}}.doc-page{background:var(--surface);color:var(--text);border:1px solid var(--border);max-width:720px;box-shadow:var(--shadow-card);border-radius:14px;margin:40px auto;padding:36px 32px 40px;line-height:1.8}.doc-page h1{margin-bottom:6px;font-size:24px;font-weight:700}.doc-page .doc-updated{color:var(--subtext);margin-bottom:28px;font-size:12px}.doc-page h2{border-bottom:1px solid var(--border);margin:28px 0 10px;padding-bottom:6px;font-size:17px;font-weight:700}.doc-page p,.doc-page li{color:var(--text);font-size:14px}.doc-page ul,.doc-page ol{margin:8px 0;padding-left:1.4em}.doc-page li+li{margin-top:6px}.doc-page a{color:var(--primary);text-decoration:underline}.doc-page .doc-note{background:var(--bg);color:var(--subtext);border-radius:6px;margin-top:32px;padding:12px 14px;font-size:12.5px}.doc-page .doc-back{margin-top:28px;font-size:13px;display:inline-block}.doc-page-wide{max-width:880px}.guide-y{margin:22px 0 8px}.guide-y-flow{grid-template-columns:1fr 1fr;gap:0 24px;display:grid}.guide-y-flow-label-host{grid-area:1/1}.guide-y-flow-label-join{grid-area:1/2}.guide-y-flow-host-1{grid-area:2/1}.guide-y-flow-join-1{grid-area:2/2}.guide-y-flow-arrow-host-1{grid-area:3/1}.guide-y-flow-arrow-join-1{grid-area:3/2}.guide-y-flow-host-2{grid-area:4/1}.guide-y-flow-join-2{grid-area:4/2}.guide-y-col-label{text-align:center;margin-bottom:10px;font-size:12px;font-weight:700}.guide-y-col-label-host{color:var(--primary)}.guide-y-col-label-join{color:var(--info)}.guide-y-col-steps{flex-direction:column;flex:1;justify-content:flex-end;gap:0;display:flex}.guide-y-inner-arrow{text-align:center;color:var(--border);padding:6px 0;font-size:16px}.guide-step{background:var(--surface);border:1px solid var(--border);text-align:center;box-shadow:var(--shadow-card);border-radius:12px;padding:20px 14px}.guide-step-num{background:var(--text);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:22px;height:22px;margin-bottom:12px;font-size:11px;font-weight:700;display:inline-flex}.guide-step-icon{width:44px;height:44px;margin:0 auto 12px}.guide-step-icon svg{width:100%;height:100%}.guide-step-host .guide-step-icon{color:var(--primary)}.guide-step-join .guide-step-icon{color:var(--info)}.guide-step-shared .guide-step-icon{color:var(--secondary)}.guide-step-title{color:var(--text);margin-bottom:6px;font-size:13.5px;font-weight:700}.guide-step-desc{color:var(--subtext);font-size:12px;line-height:1.6}.guide-y-connector-wrap{height:36px;position:relative}.guide-y-connector{width:100%;height:100%;display:block}.guide-y-connector path{fill:none;stroke:var(--border);stroke-width:2px;vector-effect:non-scaling-stroke}.guide-y-connector-arrow{color:var(--border);font-size:11px;line-height:1;position:absolute;bottom:-4px;left:50%;transform:translate(-50%)}.guide-y-shared{max-width:340px;margin:24px auto 0}@media (max-width:640px){.guide-y-flow{grid-template-columns:1fr}.guide-y-flow-label-host{grid-row:1}.guide-y-flow-host-1{grid-area:2/1}.guide-y-flow-arrow-host-1{grid-area:3/1}.guide-y-flow-host-2{grid-area:4/1}.guide-y-flow-label-join{grid-area:5/1;margin-top:16px}.guide-y-flow-join-1{grid-area:6/1}.guide-y-flow-arrow-join-1{grid-area:7/1}.guide-y-flow-join-2{grid-area:8/1}.guide-y-connector-wrap{display:none}.guide-y-flow:after{content:"↓";text-align:center;color:var(--border);grid-area:9/1;padding-top:10px;font-size:18px;display:block}}.site-footer{z-index:1;text-align:center;color:var(--subtext);border-top:1px solid var(--border);margin-top:40px;padding:28px 20px 40px;font-size:12px;position:relative}.site-footer a{color:inherit;margin:0 8px;text-decoration:underline}.site-footer a:hover{color:var(--text)}.site-footer-copyright{margin-top:10px;font-size:11px}.admin-report{background:var(--surface);color:var(--text);border:1px solid var(--border);box-shadow:var(--shadow-card);border-radius:12px;margin-bottom:14px;padding:16px 18px}.admin-report-head{justify-content:space-between;align-items:flex-start;gap:10px;margin-bottom:8px;display:flex}.admin-report-reason{font-size:14px;font-weight:700}.admin-report-meta{color:var(--subtext);font-size:11.5px}.admin-report-target{background:var(--bg);border-left:3px solid var(--info);border-radius:6px;margin-bottom:10px;padding:8px 10px;font-size:13px;line-height:1.6}.admin-report-actions{flex-wrap:wrap;gap:8px;display:flex}.notif-wrap{position:relative}.notif-bell{padding:8px 12px;font-size:15px;position:relative}.notif-badge{background:var(--danger);color:#fff;border-radius:8px;justify-content:center;align-items:center;min-width:16px;height:16px;padding:0 3px;font-size:10px;font-weight:700;display:flex;position:absolute;top:-4px;right:-4px}.notif-panel{background:var(--surface);width:300px;max-height:360px;color:var(--text);border:1px solid var(--border);box-shadow:var(--shadow-pop);z-index:60;border-radius:12px;padding:8px;position:absolute;top:calc(100% + 8px);left:0;overflow-y:auto}.notif-panel-title{padding:6px 8px 8px;font-size:13px;font-weight:700}.notif-empty{color:var(--subtext);text-align:center;padding:16px 8px;font-size:12.5px}.notif-item{text-align:left;cursor:pointer;width:100%;font-family:var(--font-sans);background:0 0;border:none;border-radius:6px;padding:8px;display:block}.notif-item:hover{background:var(--bg)}.notif-item.unread{background:#66bb6a1f}.notif-item.unread:hover{background:#66bb6a33}.notif-message{color:var(--text);font-size:12.5px;line-height:1.5}.notif-time{color:var(--subtext);margin-top:3px;font-size:10.5px}.announcement-list{max-height:60vh;margin-bottom:4px;overflow-y:auto}.announcement-item{border-bottom:1px solid var(--border);padding:14px 0}.announcement-item:last-child{border-bottom:none}.announcement-title{color:var(--text);font-size:14.5px;font-weight:700}.announcement-date{color:var(--subtext);margin:3px 0 8px;font-size:11px}.announcement-body{color:var(--text);white-space:pre-wrap;font-size:13px;line-height:1.7}