:root{--color-bg-deep: #0b1c33;--color-bg-mid: #123354;--color-bg-soft: #1a4570;--color-surface: rgba(255, 255, 255, .08);--color-surface-strong: rgba(255, 255, 255, .14);--color-border: rgba(170, 210, 255, .22);--color-text: #eef5ff;--color-text-muted: #a8c0db;--color-accent: #4ea1ff;--color-accent-strong: #2f7fe0;--color-warn: #f0b429;--font-sans: "Manrope", "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", ui-monospace, monospace;--radius: 14px;--shadow: 0 18px 50px rgba(4, 18, 40, .45)}*,*:before,*:after{box-sizing:border-box}html,body,#app{min-height:100%}body{margin:0;color:var(--color-text);font-family:var(--font-sans);background:radial-gradient(1200px 600px at 10% -10%,rgba(78,161,255,.35),transparent 55%),radial-gradient(900px 500px at 90% 0%,rgba(72,210,200,.18),transparent 50%),linear-gradient(160deg,var(--color-bg-deep),var(--color-bg-mid) 45%,var(--color-bg-soft));background-attachment:fixed}a{color:inherit;text-decoration:none}button,input,select{font:inherit}.app-shell{min-height:100vh;display:flex;flex-direction:column}.site-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.9rem 1.5rem;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#0b1c33b8;border-bottom:1px solid var(--color-border)}.brand{display:flex;flex-direction:column;gap:.1rem}.brand-name{font-weight:800;letter-spacing:.02em;font-size:1.15rem}.brand-sub{color:var(--color-text-muted);font-size:.78rem}.nav{display:flex;gap:.5rem;flex-wrap:wrap}.nav a{padding:.45rem .85rem;border-radius:999px;color:var(--color-text-muted);transition:background .2s ease,color .2s ease}.nav a:hover,.nav a.router-link-active{color:var(--color-text);background:var(--color-surface-strong)}.site-main{flex:1;width:min(1100px,100% - 2rem);margin:0 auto;padding:1.5rem 0 3rem}.app-shell--ba{min-height:100vh;background:url(/page-cards/Login_Pad_BG.png) center/cover no-repeat fixed,#d8e8f6}.ba-shell-main{flex:1;width:100%;margin:0;padding:0}.page-title{margin:0 0 .4rem;font-size:clamp(1.8rem,3vw,2.4rem);font-weight:800;letter-spacing:-.02em}.page-lead{margin:0 0 1.5rem;color:var(--color-text-muted);max-width:60ch;line-height:1.55}.toolbar{display:flex;flex-wrap:wrap;gap:.75rem;align-items:center;margin-bottom:1.25rem}.tabs{display:flex;gap:.35rem;padding:.25rem;border-radius:999px;background:var(--color-surface);border:1px solid var(--color-border)}.tab{border:0;background:transparent;color:var(--color-text-muted);padding:.45rem .9rem;border-radius:999px;cursor:pointer;font-weight:700}.tab.active{color:#071426;background:linear-gradient(135deg,var(--color-accent),var(--color-accent-strong))}.field{display:flex;align-items:center;gap:.5rem;background:var(--color-surface);border:1px solid var(--color-border);border-radius:999px;padding:.35rem .85rem}.field label{color:var(--color-text-muted);font-size:.85rem}.field select,.field input{background:transparent;border:0;color:var(--color-text);outline:none;min-width:5rem;color-scheme:dark}.field select option{background-color:var(--color-bg-mid);color:var(--color-text)}.arc{margin-bottom:1rem;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-surface);overflow:hidden;box-shadow:var(--shadow)}.arc-header{width:100%;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1rem 1.15rem;background:transparent;border:0;color:inherit;cursor:pointer;text-align:left}.arc-header h2{margin:0;font-size:1.15rem}.arc-meta{color:var(--color-text-muted);font-size:.85rem;white-space:nowrap}.arc-body{display:grid;gap:.75rem;padding:0 1rem 1rem}.chapter-card{display:block;padding:.9rem 1rem;border-radius:12px;background:#07142673;border:1px solid transparent;transition:border-color .2s ease,transform .2s ease,background .2s ease}.chapter-card:hover{border-color:var(--color-accent);background:#071426b3;transform:translateY(-1px)}.chapter-card h3{margin:0 0 .35rem;font-size:1.05rem}.chapter-card p{margin:0;color:var(--color-text-muted);font-size:.92rem;line-height:1.45;white-space:pre-line}.chapter-footer{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-top:.55rem}.chapter-id{font-family:var(--font-mono);font-size:.78rem;color:var(--color-accent)}.lang-badge{flex-shrink:0;padding:.15rem .55rem;border-radius:999px;font-size:.72rem;font-weight:700;letter-spacing:.02em;border:1px solid transparent}.lang-badge--available{color:#b7f5c8;background:#38a86038;border-color:#6ed28c73}.lang-badge--missing{color:#9aa7b8;background:#78879b29;border-color:#8c9baf47}.hero{display:grid;gap:1.5rem;padding:2rem 0 1rem}.hero-actions{display:flex;flex-wrap:wrap;gap:.75rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;padding:.7rem 1.15rem;border-radius:999px;border:1px solid transparent;font-weight:700;cursor:pointer;transition:transform .15s ease,background .2s ease}.btn:hover{transform:translateY(-1px)}.btn-primary{background:linear-gradient(135deg,var(--color-accent),var(--color-accent-strong));color:#071426}.btn-ghost{background:var(--color-surface);border-color:var(--color-border);color:var(--color-text)}.guide-section{margin-bottom:1.5rem;padding:1.15rem 1.25rem;border-radius:var(--radius);background:var(--color-surface);border:1px solid var(--color-border)}.guide-section h2{margin:0 0 .6rem;font-size:1.2rem}.guide-section p,.guide-section li{color:var(--color-text-muted);line-height:1.55}.guide-section ol,.guide-section ul{margin:.5rem 0 0;padding-left:1.2rem}.guide-section code,.mono{font-family:var(--font-mono);font-size:.9em}.guide-section pre{margin:.75rem 0 0;padding:.9rem 1rem;overflow-x:auto;border-radius:10px;background:#040e1cbf;border:1px solid var(--color-border);font-family:var(--font-mono);font-size:.82rem;line-height:1.5;color:#d7e8ff}.player-page{display:flex;flex-direction:column;gap:.85rem;align-items:center}.player-toolbar{width:min(100%,960px);display:flex;flex-wrap:wrap;align-items:center;gap:.65rem}.player-title{font-weight:700}.player-meta{color:var(--color-text-muted);font-size:.85rem}.loading-box,.error-box,.end-box{width:min(100%,720px);padding:1.25rem;border-radius:var(--radius);background:var(--color-surface);border:1px solid var(--color-border);text-align:center}.progress{height:8px;border-radius:999px;background:#ffffff1f;overflow:hidden;margin-top:.75rem}.progress>span{display:block;height:100%;background:linear-gradient(90deg,var(--color-accent),#7ad7ff)}.story-player{border-radius:10px;overflow:hidden;box-shadow:var(--shadow)}.end-actions{display:flex;flex-wrap:wrap;gap:.6rem;justify-content:center;margin-top:1rem}@media (max-width: 720px){.site-header{flex-direction:column;align-items:flex-start}.site-main{width:calc(100% - 1.25rem)}}