@font-face{font-family:"Noto Sans JP Fallback";src:local("Hiragino Kaku Gothic ProN"),local("Hiragino Sans"),local("Yu Gothic"),local("Meiryo"),local(sans-serif);size-adjust:100%;ascent-override:96%;descent-override:24%;line-gap-override:0%}:root{--color-primary: #5B54E0;--color-primary-hover: #4A44C0;--color-accent: #D4307C;--color-bg-lavender: #F4F4FA;--color-bg-gray: #F9FAFB;--color-text: #1F2937;--color-text-light: #374151;--color-border: #E5E7EB;--color-surface: #ffffff;--color-bg-subtle: #f0f4f8;--color-warning-bg: #FFF7ED;--color-warning-border: #FDBA74;--color-warning-text: #9A3412;--color-surface-dim: #f3f4f6;--color-text-muted: #4B5563;--color-text-placeholder: #6B7280;--color-text-inverse: #ffffff;--color-input-border: #D1D5DB;--color-chat-subtext: #DDD6FE;--color-info-bg: #EFF6FF;--color-info-border: #BFDBFE;--color-info-icon: #3B82F6;--color-info-heading: #1E40AF;--color-info-text: #1E3A8A;--color-success-bg: #F0FDF4;--color-success-bg-alt: #DCFCE7;--color-success: #22C55E;--color-success-dark: #059669;--color-success-text: #16A34A;--color-success-heading: #166534;--color-error-bg: #FEE2E2;--color-error: #DC2626;--color-error-icon: #EF4444;--color-amber: #F59E0B;--color-amber-dark: #B45309;--color-amber-bg-end: #FEF3C7;--color-orange: #F97316;--color-lavender: #EDE9FE;--color-lavender-light: #F5F3FF;--color-lavender-soft: #F3E8FF;--color-lavender-border: #C7D2FE;--color-chip-active: #7C3AED;--color-primary-subtle: rgba(91, 84, 224, 0.08);--color-primary-light: rgba(91, 84, 224, 0.12);--color-info-subtle: rgba(59, 130, 246, 0.1);--color-orange-subtle: rgba(249, 115, 22, 0.1);--color-orange-light: rgba(249, 115, 22, 0.12);--color-amber-subtle: rgba(234, 88, 12, 0.12);--color-overlay-light: rgba(0, 0, 0, 0.08);--color-teal: #0891B2;--color-blue: #2563EB;--color-persona-blue: #3B82F6;--color-persona-blue-bg: #EBF5FF;--color-persona-teal: #14B8A6;--color-persona-teal-bg: #F0FDFA;--color-btt-bg: #1A237E;--color-btt-accent: #9C27B0;--color-btt-hover: #232FA8;--color-btt-accent-hover: #B92FD1;--space-1: 0.25rem;--space-2: 0.5rem;--space-3: 0.75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--space-24: 6rem;--font-sans: 'Noto Sans JP', 'Noto Sans JP Fallback', sans-serif;--font-heading: 'Noto Sans JP', 'Noto Sans JP Fallback', sans-serif;--font-mono: 'Menlo', 'Consolas', monospace;--text-xs: 0.75rem;--text-sm: 0.875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: clamp(1.5rem, 1.2rem + 1.5vw, 1.875rem);--text-3xl: clamp(1.875rem, 1.5rem + 2vw, 2.5rem);--text-4xl: clamp(2rem, 1.5rem + 3vw, 3.75rem);--radius-sm: 0.25rem;--radius-md: 0.5rem;--radius-lg: 0.75rem;--radius-xl: 1rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);--shadow-up: 0 -2px 8px rgba(0, 0, 0, 0.06);--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--line-height-tight: 1.2;--line-height-snug: 1.4;--line-height-normal: 1.6;--line-height-relaxed: 1.7;--line-height-loose: 1.8;--z-dropdown: 60;--z-sticky: 50;--z-progress: 45;--z-fixed: 40;--z-skip: 100;--transition-fast: 0.15s ease;--transition-normal: 0.2s ease;--icon-xs: 0.75rem;--icon-sm: 1rem;--icon-md: 1.25rem;--icon-lg: 1.5rem;--icon-xl: 2rem;--gradient-primary: linear-gradient(135deg, #5B54E0 0%, #D4307C 100%);--gradient-progress: linear-gradient(90deg, #5B54E0, #D4307C)}*{box-sizing:border-box}html{scroll-padding-top:5rem;scroll-behavior:smooth}body{font-family:var(--font-sans);color:#1f2937;margin:0;padding:0;background-color:var(--color-surface);line-height:var(--line-height-normal);-webkit-font-smoothing:antialiased;overflow-x:hidden}h1,h2,h3,h4,p{margin:0}a{text-decoration:none;color:inherit}ul{list-style:none;padding:0;margin:0}img{max-width:100%;height:auto}.skip-link{position:absolute;top:-9999px;left:-9999px;z-index:var(--z-skip);padding:var(--space-2) var(--space-4);background:#5b54e0;color:var(--color-text-inverse);font-weight:700;font-size:var(--text-sm);border-radius:var(--radius-md);text-decoration:none}.skip-link:focus{top:var(--space-2);left:var(--space-4)}.font-serif{font-family:var(--font-heading)}.img-placeholder{background-color:#e5e7eb;display:flex;align-items:center;justify-content:center;color:#6b7280;font-size:var(--text-sm);border-radius:var(--radius-md);width:100%;overflow:hidden}.img-placeholder:not([class*=ratio-]){aspect-ratio:16/9}.error-msg{margin-top:var(--space-4);padding:var(--space-4);background:#fee2e2;color:#dc2626;border-radius:var(--radius-md);font-size:var(--text-sm)}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}.animate-spin{animation:spin 1s linear infinite}.container{max-width:1152px;margin:0 auto;padding:0 var(--space-4)}.container-sm{max-width:896px;margin:0 auto;padding:0 var(--space-4)}.container-md{max-width:1024px;margin:0 auto;padding:0 var(--space-4)}.grid{display:grid;gap:var(--space-8)}.grid-cols-2{grid-template-columns:1fr}@media(min-width: 768px){.grid-cols-2{grid-template-columns:repeat(2, 1fr)}}.grid-cols-3{grid-template-columns:1fr}@media(min-width: 768px){.grid-cols-3{grid-template-columns:repeat(3, 1fr)}}.grid-cols-2-3{grid-template-columns:1fr}@media(min-width: 768px){.grid-cols-2-3{grid-template-columns:repeat(2, 1fr)}}@media(min-width: 1024px){.grid-cols-2-3{grid-template-columns:repeat(3, 1fr)}}.grid-cols-4{grid-template-columns:repeat(2, 1fr)}@media(min-width: 768px){.grid-cols-4{grid-template-columns:repeat(4, 1fr)}}.flex-between{display:flex;align-items:center;justify-content:space-between}.ratio-square{aspect-ratio:1/1}.ratio-video{aspect-ratio:16/9}.ratio-4-3{aspect-ratio:4/3}.ratio-21-9{aspect-ratio:21/9}.c-breadcrumb{margin-bottom:var(--space-6)}.c-breadcrumb__list{display:flex;align-items:center;flex-wrap:wrap;gap:var(--space-1);list-style:none;padding:0;margin:0}.c-breadcrumb__item{display:flex;align-items:center;gap:var(--space-1);font-size:var(--text-sm);color:#374151}.c-breadcrumb__link{color:#5b54e0;text-decoration:none}.c-breadcrumb__link:hover{text-decoration:underline}.c-breadcrumb__sep{width:.875rem;height:.875rem;color:#374151}.c-breadcrumb__current{color:#374151}.c-header{position:sticky;top:0;z-index:var(--z-sticky);background-color:var(--color-surface);border-bottom:1px solid var(--color-border)}.c-header__inner{height:4rem;display:flex;align-items:center;justify-content:space-between}.c-header__gradient-bar{height:4px;background:var(--gradient-primary)}.c-header__logo{font-family:var(--font-heading);font-weight:var(--font-weight-bold);font-size:var(--text-xl);display:flex;align-items:center;color:var(--color-text);white-space:nowrap;flex-shrink:0;margin-right:var(--space-4)}.c-header__logo-icon{width:2.25rem;height:2.25rem;margin-right:var(--space-2);object-fit:contain}.c-header__nav{display:none}@media(min-width: 1024px){.c-header__nav{display:flex;align-items:center;gap:var(--space-4)}}@media(min-width: 1280px){.c-header__nav{gap:var(--space-6)}}.c-header__nav-link{font-size:var(--text-sm);font-weight:var(--font-weight-medium);color:var(--color-text-light);display:inline-flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-2);white-space:nowrap;border-radius:var(--radius-sm);transition:color var(--transition-fast)}.c-header__nav-link>i[data-lucide]{display:none}@media(min-width: 1280px){.c-header__nav-link>i[data-lucide]{display:inline-block}}.c-header__nav-link:hover,.c-header__nav-link.is-active{color:var(--color-primary)}.c-header__nav-link:focus-visible{outline:2px solid var(--color-primary);outline-offset:1px}.c-header__mobile-btn{background:none;border:none;color:var(--color-text-light);cursor:pointer;display:block}@media(min-width: 1024px){.c-header__mobile-btn{display:none}}.c-header__mobile-menu{background-color:var(--color-surface);border-top:1px solid var(--color-border);overflow:hidden;max-height:0;opacity:0;transition:max-height .3s ease,opacity .2s ease}.c-header__mobile-menu.is-open{max-height:500px;opacity:1;padding:var(--space-4)}.c-header__mobile-menu a{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);min-height:48px;font-weight:var(--font-weight-medium);color:var(--color-text);border-bottom:1px solid var(--color-border);transition:background-color var(--transition-fast)}.c-header__mobile-menu a:last-child{border-bottom:none}.c-header__mobile-menu a:hover{background-color:var(--color-bg-subtle)}.c-header__mobile-menu a:focus-visible{outline:2px solid var(--color-primary);outline-offset:-2px;border-radius:var(--radius-sm)}@media(min-width: 1024px){.c-header__mobile-menu{display:none !important}}.c-header__mobile-group{display:flex;align-items:center}.c-header__mobile-group a{flex:1}.c-header__mobile-toggle{flex-shrink:0;background:none;border:none;border-left:1px solid var(--color-border);padding:var(--space-3) var(--space-4);min-height:48px;cursor:pointer;color:var(--color-text-muted);transition:color var(--transition-fast),background-color var(--transition-fast)}.c-header__mobile-toggle i{width:1rem;height:1rem;transition:transform var(--transition-fast)}.c-header__mobile-toggle:hover{background-color:var(--color-bg-subtle)}.c-header__mobile-toggle[aria-expanded=true] i{transform:rotate(180deg)}.c-header__mobile-sub{padding-left:var(--space-8);background:var(--color-bg-gray);overflow:hidden;max-height:0;opacity:0;transition:max-height .25s ease,opacity .2s ease}.c-header__mobile-sub.is-open{max-height:300px;opacity:1}.c-header__mobile-sub a{display:block;padding:var(--space-2) var(--space-4);font-size:var(--text-sm);color:var(--color-text-light);border-bottom:1px solid var(--color-border);min-height:40px;transition:color var(--transition-fast)}.c-header__mobile-sub a:last-child{border-bottom:none}.c-header__mobile-sub a:hover{color:var(--color-primary)}.c-header__right{display:flex;align-items:center;gap:var(--space-4)}.c-header__search-btn{background:none;border:none;color:var(--color-text-light);cursor:pointer;padding:var(--space-2);border-radius:var(--radius-md);transition:color var(--transition-fast),background-color var(--transition-fast)}.c-header__search-btn i{width:var(--icon-md);height:var(--icon-md)}.c-header__search-btn:hover{color:var(--color-primary);background-color:var(--color-primary-subtle)}.c-header__search-btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:1px}.c-header__search{background:var(--color-surface);border-top:1px solid var(--color-border);padding:var(--space-3) 0;animation:slideDown .2s ease}@keyframes slideDown{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.c-header__search-form{display:flex;align-items:center;gap:var(--space-3)}.c-header__search-icon{flex-shrink:0;width:var(--icon-md);height:var(--icon-md);color:var(--color-text-placeholder)}.c-header__search-input{flex:1;border:none;outline:none;font-size:var(--text-base);font-family:var(--font-sans);color:var(--color-text);background:rgba(0,0,0,0);min-width:0}.c-header__search-input::placeholder{color:var(--color-text-placeholder)}.c-header__search-submit{padding:var(--space-2) var(--space-5);font-size:var(--text-sm)}.c-header__search-close{background:none;border:none;color:var(--color-text-muted);cursor:pointer;padding:var(--space-2);border-radius:var(--radius-md)}.c-header__search-close i{width:var(--icon-md);height:var(--icon-md)}.c-header__search-close:hover{color:var(--color-text)}.c-header__search-close:focus-visible{outline:2px solid var(--color-primary);outline-offset:1px}.c-header__suggestions{list-style:none;margin:0;padding:var(--space-1) 0;border-top:1px solid var(--color-border)}.c-header__suggestions[hidden]{display:none}.c-header__suggestion-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);cursor:pointer;font-size:var(--text-sm);color:var(--color-text);transition:background-color var(--transition-fast)}.c-header__suggestion-item i{flex-shrink:0;width:1rem;height:1rem;color:var(--color-text-muted)}.c-header__suggestion-item span{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.c-header__suggestion-item:hover,.c-header__suggestion-item.is-active{background:var(--color-bg-subtle);color:var(--color-primary)}.c-header__suggestions--mobile{border-top:none;background:var(--color-surface);border-radius:0 0 var(--radius-md) var(--radius-md);margin-top:calc(-1*var(--space-1));box-shadow:var(--shadow-sm)}.c-header__mobile-search-wrap{margin-bottom:var(--space-2)}.c-header__mobile-search{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);margin-bottom:var(--space-2);background:var(--color-bg-gray);border-radius:var(--radius-md)}.c-header__mobile-search-icon{flex-shrink:0;width:1rem;height:1rem;color:var(--color-text-placeholder)}.c-header__mobile-search-input{flex:1;border:none;outline:none;font-size:var(--text-sm);font-family:var(--font-sans);color:var(--color-text);background:rgba(0,0,0,0);min-width:0;padding:var(--space-2) 0}.c-header__mobile-search-input::placeholder{color:var(--color-text-placeholder)}.c-header__dropdown{position:relative}.c-header__dropdown:hover .c-header__dropdown-menu,.c-header__dropdown:focus-within .c-header__dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}.c-header__dropdown-chevron{width:.75rem;height:.75rem;transition:transform var(--transition-fast)}.c-header__dropdown:hover .c-header__dropdown-chevron{transform:rotate(180deg)}.c-header__dropdown-menu{position:absolute;top:calc(100% + var(--space-2));left:50%;transform:translateX(-50%) translateY(-4px);min-width:12rem;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-md);padding:var(--space-2) 0;opacity:0;visibility:hidden;transition:opacity var(--transition-normal),transform var(--transition-normal),visibility var(--transition-normal);z-index:var(--z-dropdown)}.c-header__dropdown-menu a{display:block;padding:var(--space-2) var(--space-4);font-size:var(--text-sm);color:var(--color-text);transition:background-color var(--transition-fast),color var(--transition-fast);white-space:nowrap}.c-header__dropdown-menu a:hover{background:var(--color-bg-subtle);color:var(--color-primary)}.c-header__dropdown-menu a:focus-visible{outline:2px solid var(--color-primary);outline-offset:-2px}.c-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);text-decoration:none;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.c-card:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md)}.c-card:focus-visible{outline:2px solid var(--color-primary);outline-offset:1px}.c-card--accent-blue{border-left:4px solid #3b82f6}.c-card--accent-purple{border-left:4px solid var(--color-primary)}.c-card--accent-teal{border-left:4px solid #14b8a6}.c-card--lavender{background:var(--color-bg-lavender);border-color:var(--color-lavender-border)}.c-btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);border-radius:var(--radius-full);font-weight:var(--font-weight-bold);cursor:pointer;transition:all var(--transition-normal);border:none;font-size:var(--text-base);font-family:var(--font-sans);text-decoration:none}.c-btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.c-btn--primary{background-color:var(--color-primary);color:var(--color-surface);box-shadow:var(--shadow-md)}.c-btn--primary:hover{background-color:var(--color-primary-hover);box-shadow:var(--shadow-lg)}.c-btn--primary:focus-visible{outline-color:var(--color-primary-hover)}.c-btn--outline{background-color:var(--color-surface);color:var(--color-primary);border:1px solid var(--color-primary)}.c-btn--outline:hover{background-color:var(--color-bg-gray)}.c-btn--ai{background:var(--gradient-primary);color:var(--color-surface);box-shadow:var(--shadow-md)}.c-btn--ai:hover{box-shadow:var(--shadow-lg);transform:translateY(-1px)}.c-btn--ai:disabled{opacity:.7;cursor:not-allowed;transform:none}.c-btn--full{width:100%}.c-link{color:var(--color-primary);font-weight:var(--font-weight-bold);display:inline-flex;align-items:center;gap:var(--space-1);transition:color var(--transition-fast);font-size:var(--text-sm)}.c-link:hover{text-decoration:underline}.c-link:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px;border-radius:var(--radius-sm)}.c-filter-chips{display:flex;justify-content:center;gap:var(--space-2);flex-wrap:wrap}.c-filter-chips .chip{padding:var(--space-2) var(--space-4);border-radius:var(--radius-full);font-size:var(--text-sm);font-weight:500;border:1px solid #e5e7eb;background:var(--color-surface);color:#374151;cursor:pointer;transition:all var(--transition-fast)}.c-filter-chips .chip.active,.c-filter-chips .chip.is-active{background:#7c3aed;color:var(--color-text-inverse);border-color:#7c3aed}.c-filter-chips .chip:hover:not(.active):not(.is-active){border-color:#7c3aed;color:#7c3aed}.c-filter-chips .chip[data-level=e1]{border-color:#c4267a;color:#c4267a;font-weight:700}.c-filter-chips .chip[data-level=e1].active,.c-filter-chips .chip[data-level=e1].is-active{background:#c4267a;color:var(--color-text-inverse);border-color:#c4267a}.c-filter-chips .chip[data-level=e1]:hover:not(.active):not(.is-active){border-color:#c4267a;color:var(--color-text-inverse);background:#c4267a}.c-filter-chips .chip[data-level=e2]{border-color:#5b54e0;color:#5b54e0;font-weight:700}.c-filter-chips .chip[data-level=e2].active,.c-filter-chips .chip[data-level=e2].is-active{background:#5b54e0;color:var(--color-text-inverse);border-color:#5b54e0}.c-filter-chips .chip[data-level=e2]:hover:not(.active):not(.is-active){border-color:#5b54e0;color:var(--color-text-inverse);background:#5b54e0}.c-filter-chips .chip[data-level=e3]{border-color:#ea580c;color:#ea580c;font-weight:700}.c-filter-chips .chip[data-level=e3].active,.c-filter-chips .chip[data-level=e3].is-active{background:#ea580c;color:var(--color-text-inverse);border-color:#ea580c}.c-filter-chips .chip[data-level=e3]:hover:not(.active):not(.is-active){border-color:#ea580c;color:var(--color-text-inverse);background:#ea580c}.c-filter-chips .chip[data-level=e4]{border-color:#0ea5e9;color:#0ea5e9;font-weight:700}.c-filter-chips .chip[data-level=e4].active,.c-filter-chips .chip[data-level=e4].is-active{background:#0ea5e9;color:var(--color-text-inverse);border-color:#0ea5e9}.c-filter-chips .chip[data-level=e4]:hover:not(.active):not(.is-active){border-color:#0ea5e9;color:var(--color-text-inverse);background:#0ea5e9}.c-filter-chips .chip[data-level=e5]{border-color:#6b7280;color:#6b7280;font-weight:700}.c-filter-chips .chip[data-level=e5].active,.c-filter-chips .chip[data-level=e5].is-active{background:#6b7280;color:var(--color-text-inverse);border-color:#6b7280}.c-filter-chips .chip[data-level=e5]:hover:not(.active):not(.is-active){border-color:#6b7280;color:var(--color-text-inverse);background:#6b7280}.c-filter-chips .chip[data-level=e6]{border-color:#9ca3af;color:#9ca3af;font-weight:700}.c-filter-chips .chip[data-level=e6].active,.c-filter-chips .chip[data-level=e6].is-active{background:#9ca3af;color:var(--color-text-inverse);border-color:#9ca3af}.c-filter-chips .chip[data-level=e6]:hover:not(.active):not(.is-active){border-color:#9ca3af;color:var(--color-text-inverse);background:#9ca3af}.c-filter-chips .chip[data-format=long]{border-color:#059669;color:#059669;font-weight:700}.c-filter-chips .chip[data-format=long].active,.c-filter-chips 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