@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:#fdf6f8;--color-card:#fff;--color-card-hover:#fef9fa;--color-text:#4a3040;--color-text-light:#6b4f60;--color-muted:#a08898;--color-border:#e8d5de;--color-accent:#d4899a;--color-accent-light:#e0a0b0;--color-accent-dark:#c07088;--color-accent-bg:#faf0f3;--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)}.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}.step-container.result{max-width:650px}.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-brand{letter-spacing:.3em;color:var(--color-accent);text-transform:uppercase;margin:0 0 20px;font-size:11px;font-weight:300}.welcome-title{font-family:var(--font-serif);letter-spacing:.06em;color:var(--color-text);margin:0;font-size:24px;font-weight:400;line-height:1.7}.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);overflow-wrap:break-word;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:linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));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:linear-gradient(135deg, var(--color-accent-dark), #a8607a);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)}.btn-back{color:var(--color-muted);cursor:pointer;letter-spacing:.04em;background:0 0;border:none;padding:8px 16px;font-size:13px;transition:color .2s}.btn-back:hover{color:var(--color-text)}.loading{justify-content:center;min-height:60vh}.loading-visual{width:80px;height:80px;position:relative}.loading-pen-svg{width:80px;height:80px}.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,#fffbfc 0%,#fef6f8 40%,#faf0f3 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 #d4899a1f}.letter-card:before{content:"";pointer-events:none;border:1px solid #d4899a33;border-radius:1px;position:absolute;inset:10px}.letter-card:after{content:"";pointer-events:none;border:1px solid #d4899a1a;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-heart{color:var(--color-accent-light);flex-shrink:0;font-size:14px;line-height:1}.letter-ornament-heart:before{content:"♥"}.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-dark);letter-spacing:.06em;background:0 0;border:1px solid #d4899a59;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:32px}.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-actions{background:var(--color-accent-bg);border-radius:12px;margin-bottom:40px;padding:28px 24px}.letter-actions-label{font-family:var(--font-serif);color:var(--color-accent-dark);letter-spacing:.1em;text-align:center;margin:0 0 20px;font-size:13px;font-weight:400}.actions-list{flex-direction:column;gap:16px;display:flex}.action-item{align-items:flex-start;gap:14px;display:flex}.action-number{background:var(--color-accent);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:26px;height:26px;margin-top:2px;font-size:12px;font-weight:600;display:flex}.action-text{color:var(--color-text);text-align:left;margin:0;font-size:14px;line-height:1.7}.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% 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