:root{--bg:#fff;--panel:#fff;--ink:#1a2340;--ink-soft:#6b7290;--line:#e3e5ec;--line-strong:#c7cad4;--navy:#14203d;--navy-deep:#0f1830;--navy-soft:#e7eaf2;--lemon:#f5d547;--lemon-soft:#fcf3c7;--paper:#f8f5ec;--danger:#b5544a;--danger-deep:#9a4239;--success:#4a8b5e;--admin-bg:#f7f8fa}*{box-sizing:border-box}body{background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;margin:0;font-family:Noto Sans JP,sans-serif;line-height:1.85}h1,h2,h3,h4,h5,h6{margin:0;font-family:Noto Serif JP,serif}a{color:inherit;text-decoration:none}button{font-family:inherit}.site-header{z-index:40;transition:transform .35s;position:fixed;top:0;left:0;right:0;transform:translateY(-100%)}.site-header.is-visible{transform:translateY(0)}.nav-link{color:var(--navy);border-radius:3px;padding:8px 14px;font-size:14px;font-weight:500;transition:background .18s,color .18s}.nav-link:hover{background:var(--navy);color:var(--lemon)}.series-card{background:var(--panel);border:1px solid var(--line);border-top:2px solid var(--lemon);color:inherit;border-radius:6px;flex-direction:column;gap:12px;padding:22px 22px 20px;transition:border-color .18s,box-shadow .18s,transform .18s;display:flex;position:relative}.series-card:hover{border-color:var(--line-strong);border-top-color:var(--lemon);transform:translateY(-2px);box-shadow:0 8px 20px #14203d14}.series-card:hover h3{color:var(--navy)}.series-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;padding:0 6vw 72px;display:grid}.tanpen-item{border-bottom:1px solid var(--line);color:inherit;grid-template-columns:110px 1fr;align-items:start;gap:20px;padding:22px 0;display:grid}.tanpen-item h3{transition:color .15s}.tanpen-item:hover h3{color:var(--navy)}.ep-item{background:var(--panel);border:1px solid var(--line);border-radius:6px;grid-template-columns:64px 1fr;gap:20px;padding:24px 26px;display:grid}.ep-item.upcoming{opacity:.6}.btn{border:1px solid var(--navy);color:var(--navy);cursor:pointer;background:#fff;border-radius:3px;align-items:center;gap:6px;padding:10px 20px;font-size:13px;font-weight:700;transition:background .15s,color .15s,border-color .15s;display:inline-flex}.btn:hover{background:var(--lemon);border-color:var(--lemon);color:var(--navy)}.btn-filled{background:var(--navy);color:#fff;border-color:var(--navy)}.btn-filled:hover{background:var(--lemon);border-color:var(--lemon);color:var(--navy)}.back-link{color:#ffffffbf;margin-bottom:20px;font-size:13px;transition:color .15s;display:inline-block}.back-link:hover{color:var(--lemon)}.back-link-plain{color:var(--ink-soft);margin-bottom:22px;font-size:13px;transition:color .15s;display:inline-block}.back-link-plain:hover{color:var(--navy)}.social-icon{background:var(--navy);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;font-size:15px;font-weight:700;transition:opacity .15s;display:flex}.social-icon:hover{opacity:.75}.social-pill{border:1px solid var(--navy);height:40px;color:var(--navy);border-radius:20px;align-items:center;padding:0 18px;font-size:13px;font-weight:700;transition:background .15s,color .15s;display:inline-flex}.social-pill:hover{background:var(--navy);color:var(--lemon)}.footer-link{color:#ffffffd9;font-weight:500;transition:color .15s}.footer-link:hover{color:var(--lemon)}.form-input,.form-textarea{border:1px solid var(--line-strong);width:100%;color:var(--ink);background:#fff;border-radius:5px;padding:11px 13px;font-family:Noto Sans JP,sans-serif;font-size:14px}.form-input:focus,.form-textarea:focus{outline:2px solid var(--navy);outline-offset:1px}.form-textarea{resize:vertical;min-height:130px}.submit-btn{background:var(--navy);color:#fff;cursor:pointer;border:none;border-radius:5px;align-items:center;gap:8px;padding:12px 28px;font-size:14px;font-weight:700;transition:background .15s,color .15s;display:inline-flex}.submit-btn:hover{background:var(--lemon);color:var(--navy)}.section-label{justify-content:space-between;align-items:baseline;padding:52px 6vw 22px;display:flex}.section-label h2{margin:0;font-size:21px;font-weight:700}.section-label a{color:var(--navy);font-size:13px;font-weight:700;transition:color .15s}.section-label a:hover{color:var(--lemon)}.logo{letter-spacing:.01em;color:var(--navy);font-family:Alex Brush,cursive;font-size:40px;font-weight:400;line-height:1}@media (width<=640px){.main-nav{display:none}.tanpen-item{grid-template-columns:1fr;gap:6px}.ep-item{grid-template-columns:1fr;gap:8px}}.admin-layout{background:var(--admin-bg);min-height:100vh;display:flex}.admin-sidebar{background:var(--navy);color:#fff;flex-direction:column;flex-shrink:0;width:240px;height:100vh;padding:28px 18px;display:flex;position:sticky;top:0;overflow-y:auto}.admin-sidebar-logo{color:#fff;border-bottom:1px solid #ffffff1f;margin-bottom:20px;padding:0 8px 20px;font-family:Alex Brush,cursive;font-size:32px}.admin-nav{flex-direction:column;flex:1;gap:2px;display:flex}.admin-nav-item{color:#ffffffb8;border-radius:4px;align-items:center;gap:10px;padding:10px 12px;font-size:13.5px;font-weight:500;transition:background .15s,color .15s;display:flex}.admin-nav-item:hover{color:#fff;background:#ffffff14}.admin-nav-item.active{color:var(--lemon);background:#f5d54724}.admin-nav-section{letter-spacing:.18em;color:#fff6;text-transform:uppercase;margin:20px 12px 6px;font-size:10.5px}.admin-sidebar-bottom{border-top:1px solid #ffffff1f;margin-top:10px;padding-top:20px}.admin-signout{color:#ffffffb8;cursor:pointer;background:0 0;border:none;border-radius:4px;align-items:center;gap:10px;width:100%;padding:10px 12px;font-size:13.5px;font-weight:500;transition:background .15s,color .15s;display:flex}.admin-signout:hover{color:#fff;background:#ffffff14}.admin-main{flex:1;min-width:0;padding:36px 44px 64px}.admin-page-header{justify-content:space-between;align-items:baseline;gap:20px;margin-bottom:28px;display:flex}.admin-page-header h1{font-size:24px;font-weight:700}.admin-breadcrumb{color:var(--ink-soft);margin-bottom:8px;font-size:12.5px}.admin-breadcrumb a{color:var(--navy)}.admin-breadcrumb a:hover{text-decoration:underline}.admin-card{border:1px solid var(--line);background:#fff;border-radius:6px;margin-bottom:16px;padding:24px 28px}.admin-card h2{color:var(--navy);border-bottom:1px solid var(--line);margin:0 0 18px;padding-bottom:12px;font-size:15px;font-weight:700}.admin-hub-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;display:grid}.admin-hub-card{border:1px solid var(--line);color:inherit;background:#fff;border-radius:8px;flex-direction:column;gap:10px;padding:24px;transition:border-color .15s,transform .15s,box-shadow .15s;display:flex}.admin-hub-card:hover{border-color:var(--line-strong);transform:translateY(-2px);box-shadow:0 6px 16px #14203d14}.admin-hub-card h3{font-size:15px;font-weight:700}.admin-hub-card p{color:var(--ink-soft);margin:0;font-size:12.5px;line-height:1.6}.admin-list-row{border:1px solid var(--line);background:#fff;border-radius:6px;grid-template-columns:1fr auto;align-items:center;gap:20px;margin-bottom:10px;padding:18px 22px;display:grid}.admin-list-row-draggable{grid-template-columns:24px 1fr auto}.admin-list-row h3{margin:0 0 4px;font-size:15px;font-weight:700}.admin-list-row .meta{color:var(--ink-soft);font-size:12px}.admin-list-actions{align-items:center;gap:8px;display:flex}.btn-secondary{color:var(--navy);border:1px solid var(--line-strong);cursor:pointer;background:#fff;border-radius:4px;align-items:center;gap:6px;padding:7px 14px;font-size:12.5px;font-weight:700;transition:background .15s,border-color .15s;display:inline-flex}.btn-secondary:hover{background:var(--navy-soft);border-color:var(--navy)}.btn-danger{color:var(--danger);border:1px solid var(--danger);cursor:pointer;background:#fff;border-radius:4px;align-items:center;gap:6px;padding:7px 14px;font-size:12.5px;font-weight:700;transition:background .15s,color .15s;display:inline-flex}.btn-danger:hover{background:var(--danger);color:#fff}.btn-primary{background:var(--navy);color:#fff;border:1px solid var(--navy);cursor:pointer;border-radius:4px;align-items:center;gap:6px;padding:8px 18px;font-size:13px;font-weight:700;transition:background .15s;display:inline-flex}.btn-primary:hover{background:var(--navy-deep)}.btn-primary:disabled,.btn-secondary:disabled,.btn-danger:disabled{opacity:.5;cursor:not-allowed}.admin-empty{border:1px dashed var(--line-strong);text-align:center;color:var(--ink-soft);background:#fff;border-radius:6px;padding:40px 20px;font-size:13.5px}.admin-login-wrap{background:var(--admin-bg);justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.admin-login-card{border:1px solid var(--line);background:#fff;border-radius:8px;width:100%;max-width:400px;padding:40px}.admin-login-card h1{margin:0 0 6px;font-size:22px;font-weight:700}.admin-login-card .lead{color:var(--ink-soft);margin:0 0 28px;font-size:13px}.form-field{margin-bottom:20px}.form-field>label{color:var(--ink);margin-bottom:6px;font-size:12.5px;font-weight:700;display:block}.form-field .required{color:var(--danger);margin-left:4px}.form-field .help{color:var(--ink-soft);margin:6px 0 0;font-size:11.5px;line-height:1.6}.form-row{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;display:grid}.form-checkbox{cursor:pointer;align-items:center;gap:8px;font-size:13px;display:flex}.form-checkbox input{cursor:pointer;width:16px;height:16px}.admin-form-actions{border-top:1px solid var(--line);align-items:center;gap:16px;margin-top:28px;padding:20px 0;display:flex}.success-inline{color:var(--success);font-size:12.5px;font-weight:700}.error-inline{color:var(--danger);font-size:12.5px;font-weight:700}.drag-handle{cursor:grab;color:var(--ink-soft);touch-action:none;background:0 0;border:none;justify-content:center;align-items:center;padding:4px;display:inline-flex}.drag-handle:hover{color:var(--navy)}.drag-handle:active{cursor:grabbing}.dynamic-list-item{border:1px solid var(--line);background:#fff;border-radius:6px;grid-template-columns:24px 1fr auto;align-items:start;gap:12px;margin-bottom:8px;padding:14px 16px;display:grid}.dynamic-list-add{margin-top:8px}.dynamic-list-remove{color:var(--ink-soft);cursor:pointer;background:0 0;border:none;border-radius:3px;align-items:center;margin-top:2px;padding:4px;transition:color .15s,background .15s;display:inline-flex}.dynamic-list-remove:hover{color:var(--danger);background:#b5544a14}.editor-layout{grid-template-columns:1fr 1fr;gap:20px;display:grid}@media (width<=900px){.editor-layout{grid-template-columns:1fr}}.editor-toolbar{background:var(--navy-soft);border:1px solid var(--line);border-bottom:none;border-radius:5px 5px 0 0;flex-wrap:wrap;gap:8px;margin-bottom:8px;padding:8px;display:flex}.editor-toolbar button{border:1px solid var(--line-strong);color:var(--navy);cursor:pointer;background:#fff;border-radius:3px;padding:6px 12px;font-size:12px;font-weight:700;transition:background .15s,border-color .15s}.editor-toolbar button:hover{background:var(--navy);color:var(--lemon);border-color:var(--navy)}.editor-textarea{border-radius:0 0 5px 5px;min-height:500px;font-family:Noto Serif JP,serif;font-size:15px;line-height:1.9}.editor-preview{border:1px solid var(--line);background:#fff;border-radius:5px;max-height:640px;padding:20px 24px;font-family:Noto Serif JP,serif;font-size:15px;line-height:2;overflow-y:auto}.editor-preview-label{color:var(--ink-soft);letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px;font-size:11px;font-weight:700}@media (width<=720px){.admin-layout{flex-direction:column}.admin-sidebar{flex-direction:row;align-items:center;width:100%;height:auto;padding:14px 18px;position:static}.admin-sidebar-logo{border-bottom:none;margin:0 auto 0 0;padding:0;font-size:26px}.admin-nav{display:none}.admin-main{padding:24px 20px 60px}.admin-list-row{grid-template-columns:1fr}.admin-list-row-draggable{grid-template-columns:24px 1fr}}