@import "https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;600&family=Noto+Serif+JP:wght@300;400;500&display=swap";:root{--color-bg:#faf8f5;--color-card:#fff;--color-card-hover:#fdfcfa;--color-text:#2a2a2a;--color-text-light:#4a4a4a;--color-muted:#9a9590;--color-border:#e8e4df;--color-accent:#8b7355;--color-accent-light:#b09a7c;--color-accent-dark:#6d5a42;--color-accent-bg:#f5f0ea;--font-serif:"Noto Serif JP", "Georgia", serif;--font-sans:"Noto Sans JP", -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", sans-serif}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%}body{background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;font-size:15px;line-height:1.7}#root{min-height:100dvh}:focus-visible{outline:2px solid var(--color-accent-light);outline-offset:2px}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:3px}::selection{background:var(--color-accent-bg);color:var(--color-text)}.admin-login{flex-direction:column;justify-content:center;align-items:center;gap:32px;min-height:100dvh;padding:24px;display:flex}.admin-login h1{color:var(--color-text);letter-spacing:.06em;font-size:20px;font-weight:400}.admin-login-form{flex-direction:column;gap:12px;width:100%;max-width:360px;display:flex}.admin-login-form input{border:1.5px solid var(--color-border);font-size:14px;font-family:var(--font-sans);color:var(--color-text);background:var(--color-card);border-radius:8px;outline:none;padding:12px 16px}.admin-login-form input:focus{border-color:var(--color-accent)}.password-field{position:relative}.password-field input{width:100%;padding-right:44px}.password-toggle{cursor:pointer;color:var(--color-muted);background:0 0;border:none;justify-content:center;align-items:center;padding:4px;display:flex;position:absolute;top:50%;right:10px;transform:translateY(-50%)}.password-toggle:hover{color:var(--color-text)}.admin-login-form button:not(.password-toggle){background:var(--color-accent);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:12px;font-size:14px}.admin-error{color:#8b4545;margin:0;font-size:13px}.admin{max-width:1200px;min-height:100dvh;margin:0 auto;padding:24px}.admin-header{margin-bottom:32px}.admin-header h1{color:var(--color-text);letter-spacing:.06em;margin:0 0 16px;font-size:18px;font-weight:400}.admin-tabs{border-bottom:1px solid var(--color-border);gap:4px;display:flex}.admin-tabs button{font-size:13px;font-family:var(--font-sans);color:var(--color-muted);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;padding:10px 20px;transition:all .2s}.admin-tabs button.active{color:var(--color-accent);border-bottom-color:var(--color-accent)}.admin-tabs button:hover{color:var(--color-text)}.admin-table-wrap{overflow-x:auto}.admin-table{border-collapse:collapse;width:100%;font-size:13px}.admin-table th{text-align:left;color:var(--color-muted);border-bottom:1px solid var(--color-border);white-space:nowrap;padding:10px 12px;font-weight:500}.admin-table td{border-bottom:1px solid var(--color-border);color:var(--color-text-light);padding:12px}.admin-table tr.clickable{cursor:pointer;transition:background .15s}.admin-table tr.clickable:hover{background:var(--color-accent-bg)}.admin-back{color:var(--color-accent);cursor:pointer;background:0 0;border:none;margin-bottom:24px;padding:0;font-size:13px}.admin-detail-grid{grid-template-columns:1fr 1fr;gap:32px;display:grid}@media (width<=768px){.admin-detail-grid{grid-template-columns:1fr}}.admin-detail-section h3{color:var(--color-text);margin:0 0 16px;font-size:14px;font-weight:500}.admin-detail-section dl{margin:0}.admin-detail-section dt{color:var(--color-muted);letter-spacing:.06em;margin-top:12px;font-size:11px}.admin-detail-section dd{color:var(--color-text-light);margin:4px 0 0;font-size:14px;line-height:1.7}.admin-letter-preview{background:var(--color-card);border:1px solid var(--color-border);border-radius:12px;padding:24px}.admin-letter-keywords{color:var(--color-accent);margin:0 0 12px;font-size:13px}.admin-letter-catchcopy{color:var(--color-text);border-bottom:1px solid var(--color-border);margin:0 0 16px;padding-bottom:16px;font-size:16px}.admin-letter-body p{color:var(--color-text-light);margin:0 0 12px;font-size:13px;line-height:1.9}.admin-form{max-width:600px}.admin-form h3{color:var(--color-text);margin:0 0 8px;font-size:14px;font-weight:500}.admin-hint{color:var(--color-muted);margin:0 0 20px;font-size:12px;line-height:1.7}.admin-form label{color:var(--color-muted);margin-bottom:16px;font-size:12px;display:block}.admin-form input,.admin-form textarea{border:1.5px solid var(--color-border);width:100%;font-size:14px;font-family:var(--font-sans);color:var(--color-text);background:var(--color-card);border-radius:8px;outline:none;margin-top:6px;padding:10px 14px;display:block}.admin-form input:focus,.admin-form textarea:focus{border-color:var(--color-accent)}.admin-form-actions{align-items:center;gap:12px;margin-top:8px;display:flex}.admin-form-actions button{background:var(--color-accent);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:10px 24px;font-size:13px}.admin-form-actions button:disabled{opacity:.5;cursor:not-allowed}.admin-save-msg{color:var(--color-accent);font-size:13px}.app{flex-direction:column;justify-content:center;align-items:center;min-height:100dvh;padding:24px 20px;display:flex;position:relative}.step-container{text-align:center;flex-direction:column;align-items:center;gap:24px;width:100%;max-width:480px;display:flex}.progress-bar{background:var(--color-border);z-index:100;height:3px;position:fixed;top:0;left:0;right:0}.progress-bar-fill{background:var(--color-accent);height:100%}.progress-bar-label{color:var(--color-muted);letter-spacing:.05em;font-size:12px;position:absolute;top:10px;right:16px}.welcome-title{font-family:var(--font-serif);letter-spacing:.12em;color:var(--color-text);margin:0;font-size:36px;font-weight:300}.welcome-subtitle{color:var(--color-muted);letter-spacing:.08em;margin:-8px 0 16px;font-size:15px}.welcome-description{color:var(--color-text-light);flex-direction:column;gap:16px;font-size:14px;line-height:1.9;display:flex}.welcome-note{color:var(--color-muted);font-style:italic}.welcome-credit{color:var(--color-muted);letter-spacing:.1em;margin-top:8px;font-size:12px}.step-label{color:var(--color-accent);letter-spacing:.15em;text-transform:uppercase;margin:0;font-size:12px}.step-question{font-family:var(--font-serif);color:var(--color-text);margin:0;font-size:20px;font-weight:400;line-height:1.7}.step-hint{color:var(--color-muted);margin:-12px 0 0;font-size:13px}.select-options{flex-direction:column;gap:12px;width:100%;display:flex}.select-option{background:var(--color-card);border:1.5px solid var(--color-border);cursor:pointer;text-align:left;color:var(--color-text);border-radius:12px;align-items:center;gap:14px;width:100%;padding:16px 20px;font-size:14px;transition:all .2s;display:flex}.select-option:hover{border-color:var(--color-accent-light);background:var(--color-card-hover)}.select-option.selected{border-color:var(--color-accent);background:var(--color-accent-bg)}.select-option-label{background:var(--color-border);width:28px;height:28px;color:var(--color-muted);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:12px;font-weight:600;transition:all .2s;display:flex}.select-option.selected .select-option-label{background:var(--color-accent);color:#fff}.select-option-desc{line-height:1.5}.text-input{border:1.5px solid var(--color-border);background:var(--color-card);width:100%;font-size:15px;font-family:var(--font-sans);color:var(--color-text);border-radius:12px;outline:none;padding:14px 18px;transition:border-color .2s}.text-input:focus{border-color:var(--color-accent)}.text-area{border:1.5px solid var(--color-border);background:var(--color-card);width:100%;font-size:15px;font-family:var(--font-sans);color:var(--color-text);resize:vertical;border-radius:12px;outline:none;min-height:120px;padding:16px 18px;line-height:1.7;transition:border-color .2s}.text-area:focus{border-color:var(--color-accent)}.text-input::placeholder,.text-area::placeholder{color:var(--color-muted)}.btn-primary{background:var(--color-accent);color:#fff;font-size:15px;font-family:var(--font-sans);letter-spacing:.06em;cursor:pointer;text-align:center;border:none;border-radius:100px;padding:14px 48px;text-decoration:none;transition:all .2s;display:inline-block}.btn-primary:hover{background:var(--color-accent-dark);transform:translateY(-1px)}.btn-primary:disabled{background:var(--color-border);color:var(--color-muted);cursor:not-allowed;transform:none}.btn-secondary{color:var(--color-muted);border:1.5px solid var(--color-border);font-size:14px;font-family:var(--font-sans);letter-spacing:.04em;cursor:pointer;background:0 0;border-radius:100px;padding:12px 32px;transition:all .2s}.btn-secondary:hover{border-color:var(--color-accent-light);color:var(--color-text)}.loading{justify-content:center;min-height:60vh}.loading-visual{width:48px;height:48px;position:relative}.loading-pen{background:var(--color-accent);border-radius:1px;width:2px;height:32px;animation:2s ease-in-out infinite penWrite;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}@keyframes penWrite{0%,to{transform:translate(-50%,-50%)rotate(-15deg)}50%{transform:translate(-50%,-50%)rotate(15deg)}}.loading-messages{flex-direction:column;gap:8px;min-height:72px;display:flex}.loading-message{color:var(--color-muted);letter-spacing:.04em;font-size:14px}.letter-card{text-align:left;background:linear-gradient(168deg,#fffefa 0%,#faf7f2 40%,#f7f3ec 100%);border:none;border-radius:2px;width:100%;padding:52px 36px 44px;position:relative;overflow:hidden;box-shadow:0 1px 2px #0000000f,0 8px 32px #0000000f,0 24px 60px #8b735512}.letter-card:before{content:"";pointer-events:none;border:1px solid #8b735526;border-radius:1px;position:absolute;inset:10px}.letter-card:after{content:"";pointer-events:none;border:1px solid #8b735514;border-radius:1px;position:absolute;inset:14px}.letter-header{text-align:center;margin-bottom:36px}.letter-brand-mark{font-family:var(--font-serif);letter-spacing:.3em;color:var(--color-accent-light);text-transform:uppercase;margin:0 0 24px;font-size:11px;font-weight:300}.letter-ornament{color:var(--color-accent-light);justify-content:center;align-items:center;gap:16px;margin-bottom:28px;display:flex}.letter-ornament-line{background:linear-gradient(90deg, transparent, var(--color-accent-light), transparent);flex:1;max-width:80px;height:1px}.letter-ornament-diamond{background:var(--color-accent-light);flex-shrink:0;width:6px;height:6px;transform:rotate(45deg)}.letter-to{font-family:var(--font-serif);color:var(--color-text);text-align:left;margin:0;font-size:20px;font-weight:400}.letter-keywords{margin-bottom:32px}.letter-keywords-label{font-family:var(--font-serif);color:var(--color-accent-light);letter-spacing:.18em;margin:0 0 14px;font-size:11px;font-weight:300}.keywords-list{flex-wrap:wrap;gap:10px;display:flex}.keyword-tag{color:var(--color-accent);letter-spacing:.06em;background:0 0;border:1px solid #8b735540;border-radius:100px;padding:8px 20px;font-size:13px;font-weight:500;display:inline-block}.letter-catchcopy{text-align:center;margin-bottom:32px;padding:24px 0;position:relative}.letter-catchcopy:before,.letter-catchcopy:after{content:"";background:var(--color-accent-light);width:40px;height:1px;margin:0 auto;display:block}.letter-catchcopy:before{margin-bottom:24px}.letter-catchcopy:after{margin-top:24px}.catchcopy-text{font-family:var(--font-serif);color:var(--color-text);letter-spacing:.04em;margin:0;font-size:18px;line-height:1.7}.letter-body{margin-bottom:40px}.letter-body p{color:var(--color-text-light);text-align:justify;margin:0 0 18px;font-size:14px;line-height:2.1}.letter-body p:last-child{margin-bottom:0}.letter-footer{justify-content:space-between;align-items:flex-end;margin-top:8px;display:flex}.letter-signature p{font-family:var(--font-serif);color:var(--color-text);letter-spacing:.06em;margin:0;font-size:16px}.letter-seal{background:radial-gradient(circle at 40% 35%,#a08060 0%,#8b7355 40%,#6d5a42 100%);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:56px;height:56px;display:flex;box-shadow:inset 0 2px 4px #fff3,inset 0 -2px 4px #00000026,0 2px 8px #6d5a424d}.letter-seal-text{font-family:var(--font-serif);color:#ffffffe6;letter-spacing:.05em;margin-top:-1px;font-size:18px;font-weight:500}.result-actions{flex-direction:column;align-items:center;gap:16px;width:100%;display:flex}.result-credit{color:var(--color-muted);letter-spacing:.08em;font-size:12px}.email-capture{text-align:center;width:100%}.email-capture-label{color:var(--color-muted);letter-spacing:.04em;margin:0 0 12px;font-size:13px}.email-capture-form{gap:10px;width:100%;display:flex}.email-input{flex:1;min-width:0}.email-submit{white-space:nowrap;flex-shrink:0;padding:14px 24px}.email-sent-message{color:var(--color-accent);letter-spacing:.04em;margin:0;font-size:14px}.email-error{color:#8b4545;margin:8px 0 0;font-size:12px}.session-banner-link{border-radius:12px;width:100%;transition:transform .2s,box-shadow .2s;display:block;overflow:hidden}.session-banner-link:hover{transform:translateY(-2px);box-shadow:0 6px 20px #0000001a}.session-banner{border-radius:12px;width:100%;height:auto;display:block}.error-toast{z-index:200;background:#fff;border:1px solid #e8c4c4;border-radius:12px;align-items:center;gap:12px;max-width:90vw;padding:14px 20px;display:flex;position:fixed;top:24px;left:50%;transform:translate(-50%);box-shadow:0 4px 16px #00000014}.error-toast p{color:#8b4545;margin:0;font-size:13px}.error-toast button{color:#8b4545;cursor:pointer;white-space:nowrap;background:0 0;border:none;font-size:12px}