@import url('https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css');

*,*:before,*:after{outline:0;-webkit-box-sizing:border-box;box-sizing:border-box;}
input,button{outline:none;}
a,a:hover,a:visited{color:#ddd;text-decoration:none;}
.flex{display:-webkit-flex;display:flex;}
.flex-wrap{display:-webkit-flex;display:flex;-webkit-flex-wrap:wrap;flex-wrap:wrap;}
.flex-align{-webkit-align-items:center;align-items:center;}
.w-full{width:100%;}

/* HTML5 Audio Player with Playlist, source: https://codepen.io/sekedus/pen/ExxjZEz */
#simp button,#simp input,#simp img{border:0;}
#simp{max-width:600px;font-size:14px;font-family:"Segoe UI", Tahoma, sans-serif;text-align:initial;line-height:initial;background:#17212b;color:#ddd;margin:0 auto;border-radius:6px;overflow:hidden;}
#simp .simp-album{padding:20px 25px 5px;}
#simp .simp-album .simp-cover{margin-right:20px;}
#simp .simp-album .simp-cover img{max-width:80px;width:100%;margin:0;padding:0;display:block;}
#simp .simp-album .simp-title{font-size:120%;font-weight:bold;}
#simp .simp-album .simp-artist{font-size:90%;color:#6c7883;}
#simp .simp-controls{padding:15px;}
#simp .simp-controls button{font-size:130%;width:32px;height:32px;background:none;color:#ddd;padding:7px;cursor:pointer;border:0;border-radius:3px;}
#simp .simp-controls button[disabled]{color:#636469;cursor:initial;}
#simp .simp-controls button:not([disabled]):hover{background:#4082bc;color:#fff;}
#simp .simp-controls .simp-prev,#simp .simp-controls .simp-next{font-size:100%;}
#simp .simp-controls .simp-tracker,#simp .simp-controls .simp-volume{flex:1;margin-left:10px;position:relative;}
#simp .simp-controls .simp-buffer {position:absolute;top:50%;right:0;left:0;height:5px;margin-top:-2.5px;border-radius:100px;}
#simp .simp-controls .simp-loading .simp-buffer {-webkit-animation:audio-progress 1s linear infinite;animation:audio-progress 1s linear infinite;background-image: linear-gradient(-45deg, #000 25%, transparent 25%, transparent 50%, #000 50%, #000 75%, transparent 75%, transparent);background-repeat:repeat-x;background-size:25px 25px;color:transparent;}
#simp .simp-controls .simp-time,#simp .simp-controls .simp-others{margin-left:10px;}
#simp .simp-controls .simp-time{min-width:90px;}
#simp .simp-controls .simp-volume{max-width:110px;}
#simp .simp-controls .simp-volume .simp-mute{margin-right:5px;}
#simp .simp-controls .simp-others .simp-active{background:#242f3d;}
#simp .simp-controls .simp-others .simp-shide button{font-size:100%;padding:0;width:24px;height:14px;display:block;}
#simp .simp-controls input[type=range]{-webkit-appearance:none;background:transparent;height:19px;margin:0;width:100%;display:block;position:relative;z-index:2;}
#simp .simp-controls input[type=range]::-webkit-slider-runnable-track{background:rgba(183,197,205,.66);height:5px;border-radius:2.5px;transition:box-shadow .3s ease;position:relative;}
#simp .simp-controls input[type=range]::-moz-range-track{background:rgba(183,197,205,.66);height:5px;border-radius:2.5px;transition:box-shadow .3s ease;position:relative;}
#simp .simp-controls .simp-load .simp-progress::-webkit-slider-runnable-track{background:#2f3841;}
#simp .simp-controls .simp-load .simp-progress::-moz-range-track{background:#2f3841;}
#simp .simp-controls .simp-loading .simp-progress::-webkit-slider-runnable-track{background:rgba(255,255,255,.25);}
#simp .simp-controls .simp-loading .simp-progress::-moz-range-track{background:rgba(255,255,255,.25);}
#simp .simp-controls input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;background:#fff;height:13px;width:13px;margin-top:-4px;cursor:pointer;border-radius:50%;box-shadow:0 1px 1px rgba(0,0,0,.15), 0 0 0 1px rgba(47,52,61,.2);}
#simp .simp-controls input[type=range]::-moz-range-thumb{-webkit-appearance:none;background:#fff;height:13px;width:13px;cursor:pointer;border-radius:50%;box-shadow:0 1px 1px rgba(0,0,0,.15), 0 0 0 1px rgba(47,52,61,.2);}
#simp .simp-footer{padding:10px 10px 12px;font-size:90%;text-align:center;opacity:.7;}
#simp .simp-display{overflow:hidden;max-height:650px;transition:max-height .5s ease-in-out;}
#simp .simp-hide{max-height:0;}
/* playlist */
#simp ul{margin:5px 0 0;padding:0;list-style:none;max-height:260px;}
#simp ul li{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:block;margin:0;padding:8px 20px;cursor:pointer;}
#simp ul li:last-child{padding-bottom:13px;}
#simp ul li:nth-child(odd){background:#0e1621;}
#simp ul li:hover{background:#242f3d;}
#simp ul li.simp-active{background:#4082bc;color:#fff;}
#simp ul li .simp-desc{font-size:90%;opacity:.5;margin-left:5px;}
/* playlist scrollbar */
#simp ul{overflow-y:auto;overflow-x:hidden;scrollbar-color:#73797f #2f3841;}
#simp ul::-webkit-scrollbar-track{background-color:#2f3841;}
#simp ul::-webkit-scrollbar{width:6px;background-color:#2f3841;}
#simp ul::-webkit-scrollbar-thumb{background-color:#73797f;}
/* progress animation */
@-webkit-keyframes audio-progress{to{background-position:25px 0;}}
@keyframes audio-progress{to{background-position:25px 0;}}
/* mobile */
@media screen and (max-width:480px) {
#simp .simp-controls .simp-volume,#simp .simp-controls .simp-others{display:none;}
#simp .simp-controls .simp-time{margin-right:10px;}
}
@media screen and (max-width:370px) {
#simp .simp-time .simp-slash,#simp .simp-time .end-time{display:none;}
}

/* ── jusread light theme override ── */
#simp{background:#FFFFFF;color:#0F172A;border:1.5px solid #E2E8F0;font-family:'Inter',ui-sans-serif,-apple-system,sans-serif;}
#simp a,#simp a:hover,#simp a:visited{color:#1E5EFF;}
#simp .simp-album .simp-title{color:#0F172A;}
#simp .simp-album .simp-artist{color:#64748B;}
#simp .simp-controls button{color:#64748B;}
#simp .simp-controls button[disabled]{color:#CBD5E1;}
#simp .simp-controls button:not([disabled]):hover{background:#EEF4FF;color:#1E5EFF;}
#simp .simp-controls input[type=range]::-webkit-slider-runnable-track{background:#E2E8F0;}
#simp .simp-controls input[type=range]::-moz-range-track{background:#E2E8F0;}
#simp .simp-controls .simp-load .simp-progress::-webkit-slider-runnable-track{background:#E2E8F0;}
#simp .simp-controls .simp-load .simp-progress::-moz-range-track{background:#E2E8F0;}
#simp .simp-controls input[type=range]::-webkit-slider-thumb{background:#1E5EFF;box-shadow:0 1px 1px rgba(0,0,0,.1), 0 0 0 1px rgba(30,94,255,.2);}
#simp .simp-controls input[type=range]::-moz-range-thumb{background:#1E5EFF;box-shadow:0 1px 1px rgba(0,0,0,.1), 0 0 0 1px rgba(30,94,255,.2);}
#simp .simp-controls .simp-others .simp-active{background:#EEF4FF;color:#1E5EFF;}
#simp .simp-footer{color:#64748B;border-top:1px solid #E2E8F0;}
#simp ul li{border-bottom:1px solid #F1F5F9;}
#simp ul li:last-child{border-bottom:none;}
#simp ul li:nth-child(odd){background:#F8FAFC;}
#simp ul li:hover{background:#EEF4FF;}
#simp ul li.simp-active{background:#1E5EFF;color:#FFFFFF;}
#simp ul li.simp-active .simp-desc{opacity:.8;}
#simp ul li .simp-desc{opacity:.6;}
#simp ul::-webkit-scrollbar-track{background-color:#F1F5F9;}
#simp ul::-webkit-scrollbar-thumb{background-color:#CBD5E1;}

/* keep big play button on the same line even with long titles */
#simp .simp-album { display: flex; align-items: center; }
#simp .simp-album .simp-info { flex: 1; min-width: 0; }
#simp .simp-album .simp-title { white-space: normal; word-break: break-word; line-height: 1.3; }

/* book icon instead of oversized fa-music note */
#simp .simp-album .simp-cover{width:48px;height:48px;margin-right:16px;border-radius:6px;background:#EEF4FF;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
#simp .simp-album .simp-cover i{font-size:1.4rem !important;color:#1E5EFF;}
#simp .simp-album .simp-cover i.fa-music:before{content:"📘";font-family:inherit;}

/* ── big play/pause button (rhs of album row) ── */
#big-play-btn {
  width: 48px; height: 48px; border-radius: 50%;
  background: #1E5EFF; color: #fff; border: none;
  font-size: 1.2rem; cursor: pointer; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  margin-left: auto;
  box-shadow: 0 2px 8px rgba(30,94,255,0.3);
}
#big-play-btn:hover { background: #1649CC; }
#big-play-btn:active { transform: scale(0.95); }

/* ── page layout ── */
:root {
  --navy:      #0B1437;
  --blue:      #1E5EFF;
  --blue-tint: #EEF4FF;
  --text:      #0F172A;
  --muted:     #64748B;
  --border:    #E2E8F0;
  --bg:        #F5F7FA;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: var(--bg);
  font-family: 'Inter', ui-sans-serif, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
  color: var(--text);
  min-height: 100vh;
}
header {
  background: var(--navy);
  padding: 0 32px;
  height: 56px;
  display: flex;
  align-items: center;
  position: sticky; top: 0; z-index: 100;
}
.breadcrumb { display: flex; align-items: center; gap: 6px; font-size: 0.88rem; }
.breadcrumb a { color: #93C5FD; text-decoration: none; font-weight: 600; }
.breadcrumb a:hover { color: white; }
.breadcrumb .sep { color: #334D80; font-size: 1rem; }
.breadcrumb .current { font-weight: 600; color: white; }
.tagline-bar { background: var(--blue-tint); border-bottom: 1px solid var(--border); padding: 12px 32px 14px; }
.tagline { margin: 0; font-size: 0.88rem; color: var(--muted); line-height: 1.6; max-width: 760px; }
main { max-width: 1100px; margin: 0 auto; padding: 36px 24px 80px; }
.layout { display: flex; gap: 32px; align-items: flex-start; }
.layout-main { width: 620px; flex-shrink: 0; }
.layout-sidebar { flex: 1; min-width: 0; }
.sidebar-heading { font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin-bottom: 12px; }
.rec-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.rec-item { border-radius: 8px; border: 1px solid var(--border); background: var(--card); transition: border-color 0.15s; }
.rec-item:hover { border-color: var(--blue); }
.rec-link { display: flex; flex-direction: column; gap: 3px; padding: 12px 14px; text-decoration: none; }
.rec-title { font-size: 0.88rem; font-weight: 600; color: var(--text); }
.rec-count { font-size: 0.75rem; color: var(--muted); }
@media (max-width: 768px) {
  .layout { flex-direction: column; }
  .layout-main { width: 100%; }
}
.book-header { background: var(--navy); border-radius: 8px; padding: 10px 16px; display: flex; gap: 10px; align-items: center; margin-bottom: 20px; }
.book-icon { width: 30px; height: 30px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.95rem; flex-shrink: 0; background: rgba(255,255,255,0.1); }
.book-meta { flex: 1; min-width: 0; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.book-badges { display: flex; gap: 6px; }
.badge { font-size: 0.65rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; padding: 2px 8px; border-radius: 4px; }
.badge-subject, .badge-class { background: rgba(255,255,255,0.12); color: #93C5FD; }
.book-title { font-size: 0.92rem; font-weight: 700; color: white; }
#simp { box-shadow: 0 6px 20px rgba(0,0,0,0.06); }
/* speed icon button + popover */
.speed-wrap { position: relative; display: flex; align-items: center; justify-content: space-between; padding: 6px 14px 8px; border-top: 1px solid var(--border); }
.speed-wrap .simp-footer { border: none !important; padding: 0 !important; flex: 1; text-align: left; }
.speed-icon-btn { display: inline-flex; align-items: center; gap: 5px; background: none; border: 1px solid var(--border); border-radius: 20px; padding: 4px 10px; cursor: pointer; font-size: 0.78rem; color: var(--muted); transition: border-color 0.15s, color 0.15s; }
.speed-icon-btn:hover { border-color: var(--blue); color: var(--blue); }
.speed-icon-btn i { font-size: 0.85rem; }
.speed-popover { display: none; position: absolute; bottom: calc(100% + 6px); right: 14px; background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px; box-shadow: 0 4px 16px rgba(0,0,0,0.1); min-width: 230px; z-index: 200; }
.speed-popover.open { display: block; }
.speed-popover-label { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin-bottom: 10px; }
.speed-popover-row { display: flex; align-items: center; gap: 8px; }
.speed-slider { -webkit-appearance: none; appearance: none; flex: 1; height: 4px; border-radius: 2px; background: var(--border); outline: none; cursor: pointer; }
.speed-slider::-webkit-slider-thumb { -webkit-appearance: none; appearance: none; width: 16px; height: 16px; border-radius: 50%; background: var(--blue); cursor: pointer; }
.speed-slider::-moz-range-thumb { width: 16px; height: 16px; border-radius: 50%; background: var(--blue); cursor: pointer; border: none; }
.speed-value { font-size: 0.78rem; font-weight: 700; color: var(--blue); min-width: 28px; text-align: left; }
.speed-btn { width: 26px; height: 26px; border-radius: 50%; border: 1.5px solid var(--border); background: none; color: var(--text); font-size: 1rem; line-height: 1; cursor: pointer; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.speed-btn:hover { border-color: var(--blue); color: var(--blue); }

/* ── welcome panel (no slug) ── */
#welcome-panel { background: #fff; border: 1.5px solid var(--border); border-radius: 6px; padding: 28px 28px 24px; box-shadow: 0 6px 20px rgba(0,0,0,0.06); }
.welcome-tagline { font-size: 1.3rem; font-weight: 800; color: var(--text); letter-spacing: -0.02em; margin-bottom: 10px; }
.welcome-sub { font-size: 0.88rem; color: var(--muted); line-height: 1.7; margin-bottom: 24px; }
.welcome-steps { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 28px; }
.welcome-step { display: flex; align-items: center; gap: 8px; font-size: 0.82rem; color: var(--text); background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; }
.ws-icon { font-size: 1rem; flex-shrink: 0; }
.welcome-lib-heading { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin-bottom: 10px; }
.welcome-features { display: flex; flex-direction: column; gap: 10px; }
.welcome-feature { display: flex; align-items: flex-start; gap: 12px; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px; }
.wf-icon { font-size: 1.1rem; flex-shrink: 0; margin-top: 1px; }
.welcome-feature strong { font-size: 0.88rem; font-weight: 700; color: var(--text); display: block; margin-bottom: 2px; }
.welcome-feature p { font-size: 0.8rem; color: var(--muted); line-height: 1.5; margin: 0; }