:root{--bg: #0f1115;--panel: #171923;--muted: #a0a7b5;--text: #e6e8ee;--brand: #5b9cff;--brand-strong: #2f7dff;--danger: #ff6b6b;--ok: #4bd096;--border: #2a2f3a}:root[data-theme=light]{--bg: #f7f8fb;--panel: #ffffff;--muted: #6b7280;--text: #0f1115;--brand: #2f7dff;--brand-strong: #1f5ed8;--danger: #d04444;--ok: #138a57;--border: #e5e7eb}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji"}a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}.app-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 20px;border-bottom:1px solid var(--border);background:linear-gradient(180deg,#ffffff08,#fff0)}.header-main h1{margin:0;font-size:20px}.subtitle{margin:4px 0 0;color:var(--muted);font-size:13px}.header-actions{display:flex;gap:8px;align-items:center}.header-actions button,.file-btn{background:var(--panel);color:var(--text);border:1px solid var(--border);padding:8px 12px;border-radius:8px;cursor:pointer;font-size:13px}.header-actions button:hover,.file-btn:hover{border-color:var(--brand)}.theme-switch{position:relative;display:inline-block;width:44px;height:24px}.theme-switch input{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:pointer}.theme-switch .theme-slider{position:absolute;inset:0;background:var(--panel);border:1px solid var(--border);border-radius:999px;transition:border-color .16s ease,box-shadow .16s ease,background-color .16s ease}.theme-switch .theme-slider:before{content:"";position:absolute;height:18px;width:18px;left:3px;top:50%;transform:translateY(-50%);background:var(--text);border-radius:50%;box-shadow:0 1px 2px #00000040;transition:transform .16s ease}.theme-switch input:checked+.theme-slider{border-color:var(--brand);box-shadow:0 0 0 1px var(--brand) inset}.theme-switch input:checked+.theme-slider:before{transform:translate(20px,-50%)}.theme-switch input:focus-visible+.theme-slider{outline:2px solid var(--brand);outline-offset:2px}.file-btn{position:relative;overflow:hidden;display:inline-flex;align-items:center;gap:6px}.file-btn input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer}.source-note{padding:8px 20px;color:var(--muted);font-size:12px}.layout{display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px;padding:20px}.controls{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:16px;height:fit-content}.control-row{display:grid;gap:6px;margin-bottom:12px}.control-row label{font-size:12px;color:var(--muted)}.control-row select,.control-row button{background:var(--panel);color:var(--text);border:1px solid var(--border);padding:8px 10px;border-radius:8px;font-size:13px}.control-row button:hover{border-color:var(--brand)}.control-row .primary{background:var(--brand);border-color:var(--brand);color:#fff}.days,.readings{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:16px}.days h2,.readings h2{margin:0 0 12px;font-size:16px}.days-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px}.day-btn{background:var(--panel);color:var(--text);border:1px solid var(--border);padding:10px 0;border-radius:8px;cursor:pointer;text-align:center;user-select:none}.day-btn[aria-selected=true],.day-btn.active{border-color:var(--brand);box-shadow:0 0 0 1px var(--brand) inset}.day-btn.done{border-color:#4bd096a6;background:linear-gradient(180deg,#4bd09647,#4bd0961f)}.day-btn.partial{border-color:#ffd05cbf;background:linear-gradient(180deg,#ffd05c47,#ffd05c1f)}.reading-list{display:grid;gap:10px}.reading-item{display:grid;grid-template-columns:24px 1fr;gap:10px;padding:10px;border:1px solid var(--border);border-radius:10px;background:var(--panel)}.reading-item.completed{border-color:#4bd09666;background:#4bd0960f}.reading-item .track{font-size:12px;color:var(--muted)}.reading-item .ref a{color:var(--text);font-weight:600}.reading-actions{display:flex;gap:8px;margin-top:14px}.reading-actions button{background:var(--panel);color:var(--text);border:1px solid var(--border);padding:8px 12px;border-radius:8px;cursor:pointer;font-size:13px}.reading-actions .primary{background:var(--brand);border-color:var(--brand);color:#fff}.progress-card{margin-top:12px;border:1px solid var(--border);border-radius:10px;background:var(--panel);padding:10px}.progress-card.small{margin-top:16px}.progress-title{font-size:12px;color:var(--muted);margin-bottom:8px}.progress-bar{height:8px;width:100%;background:var(--panel);border:1px solid var(--border);border-radius:999px;overflow:hidden}.progress-fill{height:100%;width:0%;background:linear-gradient(90deg,var(--brand),var(--brand-strong));transition:width .16s ease}.progress-meta{font-size:12px;color:var(--muted);margin-top:6px}.app-footer{gap:16px;display:flex;align-items:center;padding:20px;color:var(--muted);border-top:1px solid var(--border);justify-content:space-between}.app-footer .danger{border-color:#3b2020;color:var(--danger);border-radius:8px;cursor:pointer;font-size:13px;padding:8px 12px;background:var(--danger-hover);border:1px solid var(--border)}.app-footer .danger:hover{background:var(--danger);color:#fff}@media(max-width:1100px){.layout{grid-template-columns:1fr}}