:root{--color-bg:#f4f5f7;--color-surface:#fff;--color-text:#1f2328;--color-text-muted:#5b6470;--color-primary:#2f6fed;--color-border:#d6dae0;--color-error:#b42318;--color-error-bg:#fdecea;--color-notice:#1a6b3c;--color-notice-bg:#e7f6ec;--font-base:system-ui, -apple-system, "Hiragino Sans", "Noto Sans JP", "Yu Gothic UI", sans-serif;--space-1:4px;--space-2:8px;--space-3:16px;--space-4:24px;--radius:12px;--app-max-width:480px}*,:before,:after{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--color-bg);min-height:100dvh;color:var(--color-text);font-family:var(--font-base);-webkit-text-size-adjust:100%;font-size:16px;line-height:1.6}.app-shell{width:100%;max-width:var(--app-max-width);background:var(--color-surface);min-height:100dvh;padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom);flex-direction:column;margin:0 auto;display:flex}.app-main{padding:var(--space-4) var(--space-3);padding-bottom:calc(var(--space-4) + var(--keyboard-inset,0px));flex:1}.home-account{color:var(--color-text-muted);word-break:break-all;margin:0}.page-message{padding:var(--space-4) var(--space-3);text-align:center;color:var(--color-text-muted)}.auth{gap:var(--space-3);flex-direction:column;display:flex}.auth-title{margin:var(--space-4) 0 var(--space-2);text-align:center;color:var(--color-primary);font-size:1.75rem}.auth-lead{color:var(--color-text-muted);margin:0}.auth-tabs{border:1px solid var(--color-border);border-radius:var(--radius);grid-template-columns:1fr 1fr;display:grid;overflow:hidden}.auth-tabs button{background:var(--color-surface);min-height:44px;color:var(--color-text-muted);font:inherit;cursor:pointer;border:0}.auth-tabs button[aria-selected=true]{background:var(--color-primary);color:#fff;font-weight:600}.auth-form{gap:var(--space-3);flex-direction:column;display:flex}.field{gap:var(--space-1);flex-direction:column;font-size:.9rem;display:flex}.field input{min-height:44px;padding:0 var(--space-3);border:1px solid var(--color-border);font:inherit;border-radius:8px;font-size:16px}.field select,.field textarea{min-height:44px;padding:var(--space-2) var(--space-3);border:1px solid var(--color-border);background:var(--color-surface);font:inherit;border-radius:8px;font-size:16px}fieldset.field{border:0;margin:0;padding:0}fieldset.field legend{margin-bottom:var(--space-1);padding:0}.readonly-value{padding:var(--space-2) var(--space-3);background:var(--color-bg);border-radius:8px;margin:0;font-size:16px}.field-note,.readonly-value small{color:var(--color-text-muted);font-size:.8rem;display:block}.page-title{margin:var(--space-3) 0 0;font-size:1.4rem}.step-indicator{color:var(--color-text-muted);margin:0;font-size:.9rem}.avatar-grid{gap:var(--space-2);grid-template-columns:repeat(6,1fr);display:grid}.avatar-option{aspect-ratio:1;cursor:pointer;background:0 0;border:2px solid #0000;border-radius:50%;place-items:center;padding:2px;display:grid}.avatar-option img{width:100%;height:auto}.avatar-option[aria-pressed=true]{border-color:var(--color-primary)}.chip-list{gap:var(--space-2);flex-wrap:wrap;display:flex}.chip{align-items:center;gap:var(--space-1);min-height:36px;padding:0 var(--space-3);border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text);font:inherit;cursor:pointer;border-radius:999px;font-size:.9rem;display:inline-flex}.chip[aria-pressed=true],.chip-selected{border-color:var(--color-primary);background:#e8efff}.chip small{color:var(--color-text-muted);font-size:.75rem}.chip-selected button{font:inherit;cursor:pointer;background:0 0;border:0}.custom-tag{gap:var(--space-2);margin-top:var(--space-2);display:flex}.custom-tag input{min-width:0;min-height:44px;padding:0 var(--space-3);border:1px solid var(--color-border);font:inherit;border-radius:8px;flex:1;font-size:16px}.custom-tag .button-secondary{width:auto;padding:0 var(--space-3)}.admin h2{margin:var(--space-4) 0 var(--space-2);font-size:1.1rem}.admin-row{align-items:center;gap:var(--space-2);margin-bottom:var(--space-2);flex-wrap:wrap;display:flex}.admin-row input{min-width:8em;min-height:40px;padding:0 var(--space-2);border:1px solid var(--color-border);font:inherit;border-radius:8px;flex:1}.admin-row span{flex:1}.admin-row small{margin-left:var(--space-2);color:var(--color-text-muted)}.admin-row .button-secondary{width:auto;min-height:40px;padding:0 var(--space-3)}.profile-card{gap:var(--space-3);width:100%;padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius);text-align:left;display:flex}.profile-card p{word-break:break-all;margin:0;font-size:.9rem}.profile-card .profile-name{font-size:1.1rem;font-weight:600}.check{align-items:center;gap:var(--space-2);min-height:44px;display:flex}.check input{width:20px;height:20px}.form-error,.form-notice{padding:var(--space-2) var(--space-3);border-radius:8px;margin:0;font-size:.9rem}.form-error{background:var(--color-error-bg);color:var(--color-error)}.form-notice{background:var(--color-notice-bg);color:var(--color-notice)}.button-primary,.button-secondary{border-radius:var(--radius);min-height:48px;font:inherit;cursor:pointer;font-weight:600}.button-primary{background:var(--color-primary);color:#fff;border:0}.button-secondary{border:1px solid var(--color-border);background:var(--color-surface);width:100%;color:var(--color-text)}.button-primary:disabled,.button-secondary:disabled{opacity:.6;cursor:wait}.link-button{padding:var(--space-2);color:var(--color-primary);font:inherit;cursor:pointer;background:0 0;border:0;align-self:center;font-size:.9rem;text-decoration:underline}.button-link{place-items:center;text-decoration:none;display:grid}.member-main{padding-bottom:calc(72px + env(safe-area-inset-bottom))}.bottom-nav{width:100%;max-width:var(--app-max-width);padding-bottom:env(safe-area-inset-bottom);border-top:1px solid var(--color-border);background:var(--color-surface);grid-template-columns:repeat(5,1fr);display:grid;position:fixed;bottom:0;left:50%;transform:translate(-50%)}.bottom-nav a,.bottom-nav span{min-height:56px;color:var(--color-text-muted);place-items:center;font-size:.8rem;text-decoration:none;display:grid}.bottom-nav a.active{color:var(--color-primary);font-weight:600}.bottom-nav span{opacity:.5;line-height:1.2}.bottom-nav small{font-size:.65rem}.search,.member-detail{gap:var(--space-3);flex-direction:column;display:flex}.search-summary{align-items:center;gap:var(--space-2);display:flex}.search-summary p{flex:1;margin:0;font-size:.9rem}.search-summary .button-secondary{width:auto;min-height:40px;padding:0 var(--space-3)}.search-form{padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius)}.member-list{gap:var(--space-2);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.member-card{gap:var(--space-3);padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius);color:var(--color-text);text-decoration:none;display:flex}.member-card p{margin:0;font-size:.9rem}.member-tags{color:var(--color-primary);word-break:break-all}.back-button{align-self:flex-start;padding-left:0;text-decoration:none}.member-detail .profile-name{margin:0}.detail-list{gap:var(--space-2) var(--space-3);grid-template-columns:auto 1fr;margin:0;display:grid}.detail-list dt{color:var(--color-text-muted);font-size:.9rem}.detail-list dd{word-break:break-all;margin:0}.connection-tabs{border:1px solid var(--color-border);border-radius:var(--radius);grid-template-columns:repeat(3,1fr);display:grid;overflow:hidden}.connection-tabs button{background:var(--color-surface);min-height:44px;color:var(--color-text-muted);font:inherit;cursor:pointer;border:0}.connection-tabs button[aria-selected=true]{background:var(--color-primary);color:#fff;font-weight:600}.connection-card{flex-direction:column}.connection-member{gap:var(--space-3);color:var(--color-text);text-decoration:none;display:flex}.connection-message{color:var(--color-text-muted);word-break:break-all}.connection-actions{gap:var(--space-2);grid-template-columns:1fr 1fr;align-items:center;display:grid}.connection-state{color:var(--color-text-muted);margin:0;font-weight:600}.sheet-backdrop{z-index:20;background:#0006;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.sheet{width:100%;max-width:480px;padding:var(--space-4) var(--space-4) calc(var(--space-4) + env(safe-area-inset-bottom));border-radius:var(--radius) var(--radius) 0 0;background:var(--color-surface)}.sheet textarea{font:inherit}.conversation-row{flex:1;min-width:0}.conversation-last{color:var(--color-text-muted);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.conversation-time{color:var(--color-text-muted);flex-shrink:0;font-size:.8rem}.conversation{width:100%;max-width:var(--app-max-width);height:100dvh;padding:env(safe-area-inset-top) env(safe-area-inset-right) 0 env(safe-area-inset-left);background:var(--color-surface);flex-direction:column;margin:0 auto;display:flex;position:fixed;top:0;left:0;right:0}.conversation-header{align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);border-bottom:1px solid var(--color-border);flex-shrink:0;display:flex}.conversation-header .back-button{white-space:nowrap;flex-shrink:0;min-height:44px}.conversation-header .profile-name{font-size:1.15rem;line-height:1.4}.conversation-title{min-width:0}.conversation-header .profile-name,.conversation-header .field-note{overflow-wrap:anywhere;margin:0}.conversation-messages{min-height:0;padding:var(--space-3);overscroll-behavior:contain;flex:1;overflow-y:auto}.message-list{gap:var(--space-2);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.message{max-width:88%;padding:var(--space-2) var(--space-3);border-radius:var(--radius)}.message-mine{background:var(--color-primary);color:#fff;align-self:flex-end}.message-theirs{border:1px solid var(--color-border);background:var(--color-bg);align-self:flex-start}.message-body{white-space:pre-wrap;overflow-wrap:anywhere;margin:0}.message time{opacity:.85;font-size:.8rem;display:block}.conversation-form,.conversation-closed{padding:var(--space-2) var(--space-3) calc(var(--space-2) + env(safe-area-inset-bottom));border-top:1px solid var(--color-border);background:var(--color-surface);flex-shrink:0;margin:0}.conversation-form .form-error{margin:0 0 var(--space-2)}.conversation-input{align-items:flex-end;gap:var(--space-2);display:flex}.conversation-input textarea{min-width:0;min-height:48px;max-height:30dvh;padding:var(--space-2);border:1px solid var(--color-border);border-radius:var(--radius);font:inherit;resize:none;flex:1;font-size:16px}.conversation-input .button-primary{min-width:72px;min-height:48px;padding:0 var(--space-3);flex-shrink:0}.message-remaining{margin:var(--space-1) 0 0;color:var(--color-text-muted);text-align:right;font-size:.9rem}.message-over{color:var(--color-error);font-weight:600}.contact-warning{max-height:80dvh;overflow-y:auto}.contact-warning .button-primary,.contact-warning .button-secondary{width:100%}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.send-limits{margin:0 0 var(--space-1);color:var(--color-text-muted);font-size:.9rem}.send-limits strong{color:var(--color-text)}.send-limits-new{white-space:nowrap}.conversation-form{flex-direction:column;max-height:60%;display:flex}.conversation-info{flex:0 auto;min-height:0;overflow-y:auto}.conversation-input,.message-remaining{flex-shrink:0}.conversation-form .form-error,.conversation-form .form-notice{margin:0 0 var(--space-1);padding:var(--space-1) var(--space-2)}.app-header{z-index:10;margin:calc(-1 * var(--space-4)) calc(-1 * var(--space-3)) var(--space-3);padding:var(--space-1) var(--space-2) var(--space-1) var(--space-3);border-bottom:1px solid var(--color-border);background:var(--color-surface);justify-content:space-between;align-items:center;display:flex;position:sticky;top:0}.app-header-title{font-weight:700}.bell{width:48px;height:48px;color:var(--color-text);justify-content:center;align-items:center;display:inline-flex;position:relative}.badge{background:var(--color-error);color:#fff;text-align:center;border-radius:10px;min-width:20px;height:20px;padding:0 6px;font-size:.75rem;font-weight:700;line-height:20px;display:inline-block}.bell-badge{position:absolute;top:4px;right:2px}.bottom-nav a{position:relative}.bottom-nav .nav-badge{color:#fff;opacity:1;min-height:0;font-size:.75rem;line-height:20px;display:inline-block;position:absolute;top:4px;right:50%;transform:translate(30px)}.conversation-meta{align-items:flex-end;gap:var(--space-1);flex-direction:column;flex-shrink:0;display:flex}.notifications{margin:calc(-1 * var(--space-4)) calc(-1 * var(--space-3)) 0;flex-direction:column;display:flex}.notifications-body{gap:var(--space-2);padding:var(--space-3);flex-direction:column;display:flex}.notification-list{margin:0;padding:0;list-style:none}.notification-list li{border-bottom:1px solid var(--color-border)}.notification-row{align-items:center;gap:var(--space-2);width:100%;min-height:56px;padding:var(--space-2) var(--space-3);color:var(--color-text);font:inherit;text-align:left;cursor:pointer;background:0 0;border:0;display:flex}.notification-dot{border-radius:50%;flex-shrink:0;width:10px;height:10px}.notification-dot.unread{background:var(--color-primary)}.notification-text{overflow-wrap:anywhere;flex:1;min-width:0}.notification-row time{color:var(--color-text-muted);flex-shrink:0;font-size:.8rem}.notification-hidden{margin:0 var(--space-3) var(--space-2)}.email-settings{gap:var(--space-2);padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius);flex-direction:column;display:flex}.email-settings-title{margin:0;font-size:1rem}.email-toggle{align-items:center;gap:var(--space-2);cursor:pointer;min-height:48px;display:flex}.email-toggle input{flex-shrink:0;width:24px;height:24px}.member-detail-bar{justify-content:space-between;align-items:center;gap:var(--space-2);display:flex}.safety-menu{flex-shrink:0;position:relative}.conversation-header .safety-menu{margin-left:auto}.safety-menu-button{min-width:44px;min-height:44px;font-size:1.3rem;font-weight:700;line-height:1}.safety-menu-list{z-index:15;border:1px solid var(--color-border);background:var(--color-surface);border-radius:8px;flex-direction:column;min-width:10rem;display:flex;position:absolute;top:100%;right:0;box-shadow:0 4px 12px #00000026}.safety-menu-list button{min-height:44px;padding:0 var(--space-4);color:var(--color-text);font:inherit;text-align:left;cursor:pointer;background:0 0;border:0}.safety-menu-list button+button{border-top:1px solid var(--color-border)}.button-danger{background:var(--color-error)}.block-confirm-text p{margin:0 0 var(--space-2)}.block-list{flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.block-list li{justify-content:space-between;align-items:center;gap:var(--space-3);padding:var(--space-3) 0;border-bottom:1px solid var(--color-border);display:flex}.block-list .profile-name{overflow-wrap:anywhere;margin:0}.block-list .button-secondary{width:auto;padding:0 var(--space-4);flex-shrink:0}.report-list{gap:var(--space-3);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.report-item{padding:var(--space-3);border:1px solid var(--color-border);background:var(--color-surface);border-radius:8px}.report-excerpt{margin:var(--space-2) 0 0;padding:0;list-style:none}.report-excerpt li{padding:var(--space-1) 0;border-top:1px dashed var(--color-border);overflow-wrap:anywhere}.store-image{object-fit:cover;background:var(--color-bg);border-radius:8px;flex-shrink:0}.store-image-none{border:1px solid var(--color-border);color:var(--color-text-muted);justify-content:center;align-items:center;font-size:.7rem;display:inline-flex}.store-description{white-space:pre-wrap;overflow-wrap:anywhere;margin:0}.referral-url{overflow-wrap:anywhere;font-family:monospace}.referral-qr{margin-top:var(--space-2);background:#fff;display:block}.referral-store{gap:var(--space-2);margin-bottom:var(--space-3);padding:var(--space-3);border:1px solid var(--color-border);background:var(--color-surface);border-radius:8px;flex-direction:column;display:flex}.referral-store p{margin:0}.admin-shell{max-width:1100px;padding:var(--space-3);margin:0 auto}.admin-nav{gap:var(--space-2) var(--space-3);margin-bottom:var(--space-3);padding-bottom:var(--space-2);border-bottom:1px solid var(--color-border);flex-wrap:wrap;display:flex}.admin-nav a{color:var(--color-primary);text-decoration:none}.admin-nav a.active{font-weight:700;text-decoration:underline}.admin-nav .admin-signout{margin-left:auto}.admin-alert{padding:var(--space-3);border:1px solid var(--color-border);background:var(--color-surface);border-radius:8px}.admin-links{gap:var(--space-2);grid-template-columns:repeat(auto-fill,minmax(200px,1fr));padding:0;list-style:none;display:grid}.admin-links a{padding:var(--space-3);border:1px solid var(--color-border);background:var(--color-surface);border-radius:8px;display:block}.admin-table{border-collapse:collapse;background:var(--color-surface);width:100%}.admin-table th,.admin-table td{padding:var(--space-2);border:1px solid var(--color-border);text-align:left;vertical-align:top}.admin-notes{margin:0;padding-left:1.2em}.admin-confirm{align-items:center;gap:var(--space-2);padding:var(--space-3);border:1px solid var(--color-error);background:var(--color-error-bg);border-radius:8px;flex-wrap:wrap;display:flex}.admin-confirm p{flex-basis:100%;margin:0}.admin-tag-list{margin:0;padding:0;list-style:none}.referral-block summary{cursor:pointer}.install-guide{padding:var(--space-3);border:1px solid var(--color-border);background:var(--color-surface);border-radius:8px}.install-guide p{margin:0 0 var(--space-2)}.today-limits{gap:var(--space-2);padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius);flex-direction:column;display:flex}.limit-list{gap:var(--space-2);grid-template-columns:1fr 1fr;margin:0;display:grid}.limit-list div{padding:var(--space-2);border-radius:var(--radius);background:var(--color-bg);flex-direction:column;display:flex}.limit-list dt{color:var(--color-text-muted);font-size:.85rem}.limit-list dd{margin:0;font-weight:600}.mypage-menu{border:1px solid var(--color-border);border-radius:var(--radius);flex-direction:column;display:flex;overflow:hidden}.mypage-menu a{min-height:48px;padding:0 var(--space-3);color:var(--color-text);justify-content:space-between;align-items:center;text-decoration:none;display:flex}.mypage-menu a:after{content:"›";color:var(--color-text-muted)}.mypage-menu a+a{border-top:1px solid var(--color-border)}.withdraw-notes ul{margin:var(--space-2) 0 0;padding-left:1.2em}