/* Hbook - mobile only neon dark theme */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  background:#05071a;
  color:#e6ebff;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
img{max-width:100%;display:block}

/* Mobile shell - center on desktop */
.app-shell{
  max-width:430px;
  margin:0 auto;
  min-height:100vh;
  position:relative;
  background:
    radial-gradient(circle at 20% 0%, rgba(91,141,239,.18), transparent 50%),
    radial-gradient(circle at 80% 30%, rgba(155,93,229,.15), transparent 55%),
    linear-gradient(180deg,#070a1f 0%, #05071a 50%, #070a1f 100%);
  padding-bottom:160px;
  box-shadow:0 0 80px rgba(91,141,239,.08);
}

/* Top bar */
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 20px 10px;
  position:sticky;top:0;z-index:50;
  background:linear-gradient(180deg, rgba(7,10,31,.95) 0%, rgba(7,10,31,.7) 80%, transparent 100%);
  backdrop-filter:blur(10px);
}
.logo{display:inline-flex;align-items:center;height:38px}
.logo img{
  height:100%;width:auto;display:block;
  filter:drop-shadow(0 0 10px rgba(91,141,239,.45));
}
.top-actions{display:flex;gap:10px}
.icon-btn{
  position:relative;width:40px;height:40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(91,141,239,.25);
  color:#bcc6ff;
}
.icon-btn .dot{
  position:absolute;top:9px;right:10px;width:8px;height:8px;border-radius:50%;
  background:#ff5577;box-shadow:0 0 8px #ff5577;
}

.content{padding:0 16px}

/* Search */
.searchbar{
  display:flex;align-items:center;gap:8px;
  margin:6px 0 18px;
  padding:13px 14px;
  background:rgba(91,141,239,.08);
  border:1px solid rgba(91,141,239,.25);
  border-radius:14px;
  color:#8a93b8;
}
.searchbar input{
  flex:1;background:none;border:none;outline:none;color:#e6ebff;font-size:14px;
}
.searchbar input::placeholder{color:#6c75a3}
.searchbar .filter{color:#8a93b8}

/* Neon glow pulse animation */
@keyframes neonGlow {
  0%,100% {
    box-shadow: 0 0 6px rgba(91,141,239,.3), 0 0 18px rgba(91,141,239,.12), 0 8px 32px rgba(0,0,0,.35);
    border-color: rgba(91,141,239,.3);
  }
  50% {
    box-shadow: 0 0 14px rgba(91,141,239,.7), 0 0 36px rgba(155,93,229,.35), 0 8px 32px rgba(91,141,239,.25);
    border-color: rgba(155,93,229,.7);
  }
}

/* Banner - real image, aspect 1688:932 ≈ 1.81:1 */
.banner{
  position:relative;display:block;width:100%;
  aspect-ratio: 1688 / 932;
  border-radius:18px;overflow:hidden;
  border:1px solid rgba(91,141,239,.3);
  margin-bottom:24px;
  box-shadow:0 8px 32px rgba(91,141,239,.18);
  background:#0a0e2a;
  animation: neonGlow 3s ease-in-out infinite;
}
.banner img.bg{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;
}
.banner-dots{position:absolute;bottom:10px;right:14px;display:flex;gap:5px;z-index:2}
.banner-dots span{width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.4)}
.banner-dots span.on{background:#5b8def;box-shadow:0 0 8px #5b8def}

/* Section */
.section{margin-bottom:26px}
.section-head{
  display:flex;justify-content:space-between;align-items:baseline;margin-bottom:14px;
}
.section-head h2{font-size:18px;font-weight:700}
.section-head a{
  font-size:13px;color:#8a93b8;display:inline-flex;align-items:center;gap:2px;
}

/* Categories */
.cats{
  display:grid;grid-template-columns:repeat(6,1fr);gap:10px;
  overflow-x:auto;scrollbar-width:none;
}
.cats::-webkit-scrollbar{display:none}
.cat{
  display:flex;flex-direction:column;align-items:center;gap:6px;
  min-width:0;
}
.cat-icon{
  width:60px;height:60px;
  display:flex;align-items:center;justify-content:center;
}
.cat-icon dotlottie-player{
  width:100%;height:100%;
}
.cat-name{font-size:12px;color:#a8b1d4;text-align:center}

/* Books carousel */
.books-row{
  display:flex;gap:14px;overflow-x:auto;scrollbar-width:none;
  padding-bottom:6px;margin:0 -16px;padding-left:16px;padding-right:16px;
}
.books-row::-webkit-scrollbar{display:none}
.book-card{flex:0 0 132px;cursor:pointer}
.book-card .cover{
  width:132px;height:188px;border-radius:10px;overflow:hidden;
  background:#0d1340;margin-bottom:8px;
  border:1px solid rgba(91,141,239,.25);
  animation: neonGlow 3s ease-in-out infinite;
}
.book-card:nth-child(odd) .cover{animation-delay:0.8s}
.book-card:nth-child(even) .cover{animation-delay:2.2s}
.book-card .cover img{width:100%;height:100%;object-fit:cover}
.book-card .b-title{font-size:14px;font-weight:600;line-height:1.3;margin-bottom:3px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.book-card .b-author{font-size:12px;color:#8a93b8;margin-bottom:4px}
.b-rating{font-size:12px;color:#ffb547;display:flex;align-items:center;gap:3px}

/* Reading now card */
.reading-card{
  display:flex;gap:12px;padding:14px;border-radius:16px;
  background:linear-gradient(135deg,rgba(91,141,239,.1),rgba(155,93,229,.08));
  border:1px solid rgba(91,141,239,.25);
  align-items:stretch;
}
.reading-card .cover{
  width:78px;height:108px;border-radius:8px;overflow:hidden;flex:0 0 78px;
  background:#0d1340;
}
.reading-card .cover img{width:100%;height:100%;object-fit:cover}
.reading-info{flex:1;display:flex;flex-direction:column;min-width:0}
.reading-info .r-head{display:flex;justify-content:space-between;align-items:flex-start;gap:8px}
.reading-info h3{font-size:16px;font-weight:700;margin-bottom:2px}
.reading-info .r-author{font-size:13px;color:#a8b1d4;margin-bottom:8px}
.r-progress{display:flex;align-items:center;gap:8px;margin:auto 0 10px}
.r-bar{flex:1;height:5px;background:rgba(255,255,255,.08);border-radius:3px;overflow:hidden}
.r-bar i{display:block;height:100%;background:linear-gradient(90deg,#5b8def,#9b5de5);border-radius:3px}
.r-pct{font-size:12px;color:#bcc6ff;font-weight:600}
.r-chapter{font-size:12px;color:#8a93b8;margin-bottom:10px}
.reading-actions{display:flex;gap:8px}
.btn-primary{
  flex:1;padding:10px;border-radius:10px;
  background:linear-gradient(135deg,#5b8def,#9b5de5);
  color:#fff;font-weight:600;font-size:13px;
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  box-shadow:0 4px 14px rgba(91,141,239,.4);
}
.btn-ghost{
  width:42px;height:38px;border-radius:10px;
  background:rgba(255,255,255,.05);border:1px solid rgba(91,141,239,.25);
  display:inline-flex;align-items:center;justify-content:center;color:#bcc6ff;
}
.r-menu{color:#8a93b8;padding:0 4px}

/* Library grid */
.lib-tabs{
  display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;margin-bottom:16px;
  padding-bottom:4px;
}
.lib-tabs::-webkit-scrollbar{display:none}
.tab{
  flex:0 0 auto;padding:8px 16px;border-radius:20px;font-size:13px;
  background:rgba(255,255,255,.04);border:1px solid rgba(91,141,239,.2);
  color:#a8b1d4;
}
.tab.active{
  background:linear-gradient(135deg,#5b8def,#9b5de5);color:#fff;border-color:transparent;
  box-shadow:0 0 14px rgba(91,141,239,.4);
}
.lib-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px 14px}
.lib-grid .book-card{flex:none;width:100%}
.lib-grid .book-card .cover{width:100%;height:auto;aspect-ratio:132/188}

/* Bottom nav */
.bottom-nav{
  position:fixed;bottom:0;left:50%;transform:translateX(-50%);
  width:100%;max-width:430px;
  display:flex;justify-content:space-around;
  background:linear-gradient(180deg,rgba(7,10,31,.85),rgba(7,10,31,.98));
  backdrop-filter:blur(14px);
  border-top:1px solid rgba(91,141,239,.2);
  padding:8px 0 14px;
  z-index:100;
}
.nav-item{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
  padding:6px 0;color:#6c75a3;font-size:11px;
}
.nav-item.active{color:#5b8def}
.nav-item.active .nav-icon{filter:drop-shadow(0 0 6px #5b8def)}
.nav-icon{width:24px;height:24px;display:block;background:currentColor;mask-size:contain;-webkit-mask-size:contain;mask-repeat:no-repeat;-webkit-mask-repeat:no-repeat;mask-position:center;-webkit-mask-position:center}
.nav-icon[data-icon=home]{mask-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><path d='M3 12l9-9 9 9'/><path d='M5 10v10h14V10'/></svg>");-webkit-mask-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><path d='M3 12l9-9 9 9'/><path d='M5 10v10h14V10'/></svg>")}
.nav-icon[data-icon=library]{mask-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><rect x='4' y='3' width='4' height='18'/><rect x='10' y='3' width='4' height='18'/><rect x='16' y='5' width='4' height='16'/></svg>");-webkit-mask-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><rect x='4' y='3' width='4' height='18'/><rect x='10' y='3' width='4' height='18'/><rect x='16' y='5' width='4' height='16'/></svg>")}
.nav-icon[data-icon=explore]{mask-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><circle cx='12' cy='12' r='10'/><polygon points='16 8 14 14 8 16 10 10 16 8' fill='black'/></svg>");-webkit-mask-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><circle cx='12' cy='12' r='10'/><polygon points='16 8 14 14 8 16 10 10 16 8' fill='black'/></svg>")}
.nav-icon[data-icon=notes]{mask-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><path d='M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z'/><polyline points='14 2 14 8 20 8'/><line x1='8' y1='13' x2='16' y2='13'/><line x1='8' y1='17' x2='13' y2='17'/></svg>");-webkit-mask-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><path d='M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z'/><polyline points='14 2 14 8 20 8'/><line x1='8' y1='13' x2='16' y2='13'/><line x1='8' y1='17' x2='13' y2='17'/></svg>")}
.nav-icon[data-icon=profile]{mask-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><circle cx='12' cy='8' r='4'/><path d='M4 21c0-4 4-7 8-7s8 3 8 7'/></svg>");-webkit-mask-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><circle cx='12' cy='8' r='4'/><path d='M4 21c0-4 4-7 8-7s8 3 8 7'/></svg>")}

/* Mini player */
.mini-player{
  position:fixed;bottom:96px;left:50%;transform:translateX(-50%);
  width:calc(100% - 24px);max-width:406px;
  display:flex;align-items:center;gap:10px;padding:10px 12px;
  background:linear-gradient(135deg,rgba(13,19,64,.96),rgba(26,23,89,.96));
  backdrop-filter:blur(14px);
  border:1px solid rgba(91,141,239,.4);border-radius:14px;
  box-shadow:0 8px 28px rgba(0,0,0,.5),0 0 18px rgba(91,141,239,.2);
  z-index:101;
  transition:transform .25s ease, opacity .25s ease;
}
.mini-player.hidden{transform:translateX(-50%) translateY(140%);opacity:0;pointer-events:none}
.mini-player img{width:42px;height:42px;border-radius:8px;object-fit:cover;flex:0 0 42px}
.mp-info{flex:1;min-width:0}
.mp-title{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mp-progress{height:3px;background:rgba(255,255,255,.1);border-radius:2px;margin-top:6px;overflow:hidden}
.mp-bar{height:100%;background:linear-gradient(90deg,#5b8def,#9b5de5);width:0%}
.mp-btn{
  width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#5b8def,#9b5de5);color:#fff;
  flex:0 0 36px;
}
#mp-close{background:rgba(255,255,255,.08);width:30px;height:30px;flex:0 0 30px}

/* Book detail */
.book-hero{display:flex;gap:16px;margin:10px 0 22px}
.book-hero .cover{
  width:130px;height:185px;border-radius:10px;overflow:hidden;flex:0 0 130px;
  box-shadow:0 8px 30px rgba(91,141,239,.3);
}
.book-hero .cover img{width:100%;height:100%;object-fit:cover}
.book-hero .info{flex:1;display:flex;flex-direction:column}
.book-hero h1{font-size:20px;line-height:1.25;margin-bottom:6px}
.book-hero .author{color:#a8b1d4;font-size:14px;margin-bottom:8px}
.book-hero .meta{display:flex;gap:12px;font-size:12px;color:#8a93b8;margin-bottom:auto}
.book-hero .meta b{color:#ffb547}
.mode-tabs{display:flex;gap:8px;margin-bottom:18px}
.mode-tabs button{
  flex:1;padding:11px;border-radius:10px;font-size:13px;font-weight:600;
  background:rgba(255,255,255,.04);border:1px solid rgba(91,141,239,.25);
  color:#bcc6ff;
}
.mode-tabs button.active{
  background:linear-gradient(135deg,#5b8def,#9b5de5);color:#fff;border-color:transparent;
  box-shadow:0 0 14px rgba(91,141,239,.4);
}
.viewer{margin-bottom:20px}
.viewer iframe{
  width:100%;height:60vh;min-height:400px;border:0;border-radius:12px;
  background:#0d1340;border:1px solid rgba(91,141,239,.25);
}

/* Fullscreen PDF reader */
.pdf-fullscreen{
  display:none;position:fixed;inset:0;z-index:200;
  background:#05071a;
  flex-direction:column;
}
.pdf-fullscreen.open{display:flex}
.pdf-fullscreen iframe{
  flex:1;width:100%;border:0;background:#fff;
}
.pdf-back{
  position:absolute;bottom:20px;left:14px;z-index:210;
  display:inline-flex;align-items:center;gap:4px;
  padding:8px 14px 8px 10px;border-radius:22px;
  background:rgba(7,10,31,.9);backdrop-filter:blur(12px);
  border:1px solid rgba(91,141,239,.5);
  color:#e6ebff;font-size:13px;font-weight:600;
  box-shadow:0 4px 18px rgba(0,0,0,.6);
}
/* When PDF fullscreen open, mini-player floats higher (no bottom-nav) */
body.pdf-open .bottom-nav{display:none}
body.pdf-open .mini-player{bottom:14px}

/* Inline player */
.inline-player{
  background:linear-gradient(135deg,rgba(13,19,64,.7),rgba(26,23,89,.6));
  border:1px solid rgba(91,141,239,.3);
  border-radius:14px;padding:14px;
}
.inline-player .ip-row{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.ip-time{font-size:12px;color:#8a93b8;font-variant-numeric:tabular-nums}
.ip-bar{
  flex:1;height:5px;background:rgba(255,255,255,.1);border-radius:3px;
  overflow:hidden;cursor:pointer;position:relative;
}
.ip-bar i{display:block;height:100%;background:linear-gradient(90deg,#5b8def,#9b5de5);width:0%}
.ip-controls{display:flex;justify-content:center;align-items:center;gap:18px}
.ip-controls button{
  width:42px;height:42px;border-radius:50%;
  background:rgba(255,255,255,.05);border:1px solid rgba(91,141,239,.25);
  color:#bcc6ff;display:inline-flex;align-items:center;justify-content:center;
}
.ip-controls .ip-play{
  width:54px;height:54px;
  background:linear-gradient(135deg,#5b8def,#9b5de5);color:#fff;border:none;
  box-shadow:0 6px 20px rgba(91,141,239,.5);
}
.book-desc{font-size:14px;line-height:1.6;color:#bcc6ff;margin-top:18px}

/* Empty/placeholder pages */
.empty-state{
  text-align:center;padding:80px 30px;
  display:flex;flex-direction:column;align-items:center;gap:14px;
}
.empty-state .em-icon{
  width:80px;height:80px;border-radius:24px;
  background:linear-gradient(135deg,rgba(91,141,239,.15),rgba(155,93,229,.15));
  border:1px solid rgba(91,141,239,.3);
  display:flex;align-items:center;justify-content:center;color:#5b8def;
  box-shadow:0 0 30px rgba(91,141,239,.2);
}
.empty-state h2{font-size:20px}
.empty-state p{color:#8a93b8;font-size:14px;line-height:1.5;max-width:280px}

/* Admin */
body.admin-body{background:#05071a}
.admin-shell{
  max-width:430px;margin:0 auto;min-height:100vh;padding:30px 20px 40px;
  background:radial-gradient(circle at 50% 0%, rgba(91,141,239,.12), transparent 60%), #05071a;
}
.admin-shell h1{font-size:22px;margin-bottom:6px}
.admin-shell .sub{color:#8a93b8;font-size:13px;margin-bottom:24px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;color:#bcc6ff;margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:10px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(91,141,239,.25);
  color:#e6ebff;font-size:14px;font-family:inherit;outline:none;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:#5b8def}
.field select option{background:#0a0e2a;color:#e6ebff}
.field textarea{min-height:80px;resize:vertical}
.btn-block{
  width:100%;padding:13px;border-radius:10px;
  background:linear-gradient(135deg,#5b8def,#9b5de5);color:#fff;
  font-weight:600;font-size:14px;box-shadow:0 4px 18px rgba(91,141,239,.4);
}
.alert{padding:11px 14px;border-radius:10px;margin-bottom:14px;font-size:13px}
.alert.err{background:rgba(255,93,143,.12);border:1px solid rgba(255,93,143,.4);color:#ff8aab}
.alert.ok{background:rgba(82,212,154,.12);border:1px solid rgba(82,212,154,.4);color:#7eecb8}
.admin-bar{
  display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;
  padding-bottom:14px;border-bottom:1px solid rgba(91,141,239,.15);
}
.admin-bar a{color:#8a93b8;font-size:13px}
.admin-list{display:flex;flex-direction:column;gap:10px;margin-top:24px}
.admin-row{
  display:flex;gap:10px;align-items:center;padding:10px;
  background:rgba(255,255,255,.03);border:1px solid rgba(91,141,239,.15);
  border-radius:10px;
}
.admin-row img{width:42px;height:60px;object-fit:cover;border-radius:6px;flex:0 0 42px}
.admin-row .ar-info{flex:1;min-width:0}
.admin-row .ar-title{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.admin-row .ar-meta{font-size:12px;color:#8a93b8}

.read-html{color:#bcc6ff;font-size:14px;line-height:1.7}
.read-html h2{font-size:18px;margin:20px 0 8px;color:#fff}

/* ── Notes (articles list) hero ── */
.notes-hero{margin:4px 0 18px}
.notes-hero-title{font-size:34px;font-weight:800;letter-spacing:-.5px;line-height:1.05;color:#fff}
.notes-hero-sub{margin-top:6px;font-size:13px;color:#8a93b8}
.notes-hero-sub .sparkle{color:#c79bff;margin-left:2px}

/* Search bar */
.notes-searchbar{
  position:relative;display:flex;align-items:center;gap:8px;
  padding:0 14px;height:50px;margin-bottom:14px;
  border-radius:16px;
  background:rgba(255,255,255,.025);
  border:1px solid rgba(91,141,239,.22);
  box-shadow:inset 0 0 0 1px rgba(91,141,239,.04);
}
.notes-searchbar .ns-icon{color:#6c75a3;display:flex}
.notes-searchbar input{
  flex:1;background:transparent;border:none;outline:none;color:#e6ebff;
  font-size:14px;font-family:inherit;height:100%;
}
.notes-searchbar input::placeholder{color:#5b6489}
.ns-sort{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;color:#bcc6ff;padding:6px 10px;border-radius:10px;
  background:rgba(91,141,239,.08);
  border:1px solid rgba(91,141,239,.18);
}
.ns-sort-menu{
  position:absolute;top:54px;right:8px;z-index:5;
  display:none;flex-direction:column;min-width:140px;
  background:#0c1130;border:1px solid rgba(91,141,239,.25);
  border-radius:12px;overflow:hidden;
  box-shadow:0 12px 30px rgba(0,0,0,.45);
}
.ns-sort-menu.open{display:flex}
.ns-sort-menu button{
  text-align:left;padding:10px 14px;font-size:13px;color:#cfd6ff;
  background:transparent;border:none;cursor:pointer;
}
.ns-sort-menu button:hover{background:rgba(91,141,239,.12)}

/* Category chips */
.notes-chips{
  display:flex;gap:10px;overflow-x:auto;
  margin-bottom:18px;padding-bottom:4px;
  scrollbar-width:none;
}
.notes-chips::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;
  padding:9px 14px;border-radius:14px;font-size:13px;color:#bcc6ff;
  background:rgba(255,255,255,.025);
  border:1px solid rgba(91,141,239,.18);
  white-space:nowrap;transition:all .2s;
}
.chip .chip-ic{display:inline-flex;color:#8a93b8}
.chip-active{
  color:#fff;
  background:linear-gradient(135deg,rgba(91,141,239,.18),rgba(155,93,229,.18));
  border-color:rgba(155,93,229,.5);
  box-shadow:0 0 18px rgba(155,93,229,.25);
}
.chip-active .chip-ic{color:#c79bff}

/* ── Article cards (horizontal) ── */
.articles-list{display:flex;flex-direction:column;gap:14px}
.article-card{
  position:relative;
  display:flex;gap:12px;padding:12px;
  border-radius:18px;overflow:hidden;
  background:rgba(255,255,255,.025);
  border:1px solid rgba(91,141,239,.18);
  text-decoration:none;
  transition:border-color .2s,transform .15s,box-shadow .2s;
}
.article-card:active{transform:scale(.985)}
.article-card:hover{border-color:rgba(155,93,229,.45);box-shadow:0 0 24px rgba(91,141,239,.12)}
.article-thumb{
  flex:0 0 96px;width:96px;height:96px;border-radius:14px;overflow:hidden;
  background:linear-gradient(135deg,rgba(91,141,239,.15),rgba(155,93,229,.15));
}
.article-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.article-thumb-empty{background:linear-gradient(135deg,#1a1f4a,#241541)}
.article-body{flex:1;min-width:0;padding:2px 0;display:flex;flex-direction:column;gap:4px}
.article-cat{
  display:inline-block;align-self:flex-start;
  font-size:11px;font-weight:600;color:#7aa9ff;
  padding:3px 8px;border-radius:6px;
  background:rgba(91,141,239,.12);
  border:1px solid rgba(91,141,239,.25);
  text-transform:none;letter-spacing:0;
}
.article-title{
  font-size:15px;font-weight:700;line-height:1.3;color:#e6ebff;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  padding-right:28px;
}
.article-excerpt{
  font-size:12.5px;color:#8a93b8;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.article-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:11.5px;color:#6c75a3;margin-top:2px}
.am-item{display:inline-flex;align-items:center;gap:4px}
.am-item svg{opacity:.8}
.article-bookmark{
  position:absolute;top:14px;right:14px;
  width:30px;height:30px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:#6c75a3;background:rgba(255,255,255,.04);
  border:1px solid rgba(91,141,239,.15);
  transition:color .2s,background .2s;
}
.article-bookmark.on{color:#c79bff;background:rgba(155,93,229,.15);border-color:rgba(155,93,229,.4)}

/* ── Article detail page ── */
.page-article .topbar{display:none}
.page-article .content{padding-top:8px}

.article-topbar{
  display:flex;align-items:center;gap:10px;
  margin:-4px -2px 14px;
  padding:4px 0;
}
.at-back{
  width:38px;height:38px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(91,141,239,.2);
  color:#e6ebff;flex:0 0 38px;
}
.at-title{flex:1;font-size:20px;font-weight:700;color:#fff;margin-left:2px}
.at-actions{display:flex;gap:8px}
.at-actions .icon-btn{
  width:38px;height:38px;border-radius:50%;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(91,141,239,.2);
}

.article-detail{padding-bottom:20px}
.article-detail-cover{
  width:100%;border-radius:18px;overflow:hidden;margin-bottom:18px;
  border:1px solid rgba(91,141,239,.18);
}
.article-detail-cover img{width:100%;max-height:220px;object-fit:cover;display:block}
.article-cat-pill{
  display:inline-block;
  font-size:12px;font-weight:600;color:#c79bff;
  padding:4px 12px;border-radius:8px;
  background:rgba(155,93,229,.1);
  border:1px solid rgba(155,93,229,.4);
  margin-bottom:10px;
}
.article-detail-title{font-size:26px;font-weight:800;line-height:1.2;color:#fff;margin-bottom:12px}
.article-detail-meta{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:#8a93b8;margin-bottom:18px;
}
.article-detail-meta .am-dot{color:#5b6489}
.article-detail-meta .am-item{display:inline-flex;align-items:center;gap:5px}

.article-quote{
  display:flex;gap:12px;align-items:flex-start;
  padding:14px 16px;margin-bottom:22px;
  border-radius:14px;
  background:linear-gradient(135deg,rgba(91,141,239,.08),rgba(155,93,229,.08));
  border:1px solid rgba(155,93,229,.35);
  box-shadow:0 0 24px rgba(155,93,229,.12);
}
.aq-icon{
  flex:0 0 36px;width:36px;height:36px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(155,93,229,.18);color:#c79bff;
}
.article-quote p{font-size:13.5px;line-height:1.55;color:#bcc6ff;margin:0}

.article-content{
  color:#bcc6ff;font-size:14.5px;line-height:1.75;
  padding-top:6px;
}
.article-content h1,.article-content h2,.article-content h3{
  color:#fff;font-weight:800;margin:22px 0 10px;line-height:1.3;
}
.article-content h1{font-size:20px}
.article-content h2{font-size:18px;padding-bottom:10px;border-bottom:1px solid rgba(91,141,239,.18)}
.article-content h3{font-size:16px}
.article-content p{margin:0 0 12px}
.article-content ul,.article-content ol{margin:0 0 14px 20px}
.article-content li{margin-bottom:6px}
.article-content a{color:#7aa9ff}
.article-content img{border-radius:12px;margin:10px 0}

/* ── AI chat page (explore.php) ── */
.page-explore .content,
.page-ai .content{padding:0;display:flex;flex-direction:column;height:calc(100vh - 56px)}
.page-ai .topbar{display:none}

.ai-wrap{display:flex;flex-direction:column;flex:1;overflow:hidden;position:relative}

/* Header */
.ai-header{
  display:flex;align-items:center;gap:10px;
  padding:14px 16px 12px;flex:0 0 auto;
  background:rgba(5,7,26,.85);
  border-bottom:1px solid rgba(91,141,239,.12);
  backdrop-filter:blur(10px);
}
.ai-back{
  width:38px;height:38px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(91,141,239,.2);color:#e6ebff;flex:0 0 38px;
}
.ai-header-avatar{
  flex:0 0 44px;width:44px;height:44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:#fff;
  background:radial-gradient(circle at 30% 30%,rgba(122,79,255,.35),rgba(58,29,140,.15));
  box-shadow:0 0 18px rgba(155,93,229,.45);
  overflow:hidden;
}
.ai-header-avatar img{width:100%;height:100%;object-fit:contain;display:block}
.ai-header-info{flex:1;min-width:0}
.ai-header-name{font-size:17px;font-weight:700;color:#fff}
.ai-header-status{display:flex;align-items:center;gap:6px;font-size:12px;color:#8a93b8;margin-top:2px}
.ai-status-dot{width:7px;height:7px;border-radius:50%;background:#52d49a;box-shadow:0 0 8px #52d49a;flex:0 0 7px}
.ai-clear{
  width:38px;height:38px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(91,141,239,.2);color:#bcc6ff;flex:0 0 38px;
  cursor:pointer;
}

/* Messages */
.ai-messages{
  flex:1;overflow-y:auto;padding:18px 14px 4px;
  display:flex;flex-direction:column;gap:14px;
  scrollbar-width:none;
}
.ai-messages::-webkit-scrollbar{display:none}

/* Welcome card */
.ai-welcome{
  border-radius:22px;padding:16px;
  background:linear-gradient(135deg,rgba(91,141,239,.08),rgba(155,93,229,.08));
  border:1px solid rgba(155,93,229,.3);
  box-shadow:0 0 30px rgba(155,93,229,.12);
  animation:bubbleIn .3s ease;
}
.ai-welcome.aw-hidden{display:none}
.aw-row{display:flex;gap:14px;align-items:center;margin-bottom:14px}
.aw-bot{
  flex:0 0 64px;width:64px;height:64px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:#fff;
  background:radial-gradient(circle at 30% 30%,rgba(122,79,255,.35),rgba(58,29,140,.1));
  box-shadow:0 0 24px rgba(122,79,255,.5),inset 0 0 12px rgba(255,255,255,.08);
  overflow:hidden;
}
.aw-bot img{width:100%;height:100%;object-fit:contain;display:block}
.aw-title{font-size:17px;font-weight:700;color:#fff;line-height:1.3}
.aw-sub{font-size:13px;color:#a8b1d4;margin-top:3px}
.aw-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.aw-action{
  display:inline-flex;align-items:center;gap:7px;
  padding:10px 12px;border-radius:14px;font-size:12.5px;color:#cfd6ff;
  background:rgba(155,93,229,.08);
  border:1px solid rgba(155,93,229,.35);
  cursor:pointer;text-align:left;
}
.aw-action svg{color:#c79bff;flex:0 0 16px}
.aw-action:active{transform:scale(.97)}

/* Bubbles */
.ai-bubble{display:flex;gap:10px;max-width:88%;animation:bubbleIn .25s ease}
@keyframes bubbleIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.ai-bubble-user{align-self:flex-end}
.ai-bubble-ai{align-self:flex-start}

.ai-bub-avatar{
  flex:0 0 36px;width:36px;height:36px;border-radius:50%;margin-top:2px;
  background:radial-gradient(circle at 30% 30%,rgba(122,79,255,.3),rgba(58,29,140,.1));
  display:flex;align-items:center;justify-content:center;color:#fff;
  box-shadow:0 0 14px rgba(122,79,255,.4);
  overflow:hidden;
}
.ai-bub-avatar img{width:100%;height:100%;object-fit:contain;display:block}
.ai-bub-col{display:flex;flex-direction:column;gap:4px;min-width:0}
.ai-bub-body{
  padding:12px 14px;border-radius:18px;font-size:14px;line-height:1.6;
  word-break:break-word;color:#e6ebff;
}
.ai-bubble-user .ai-bub-body{
  background:linear-gradient(135deg,#5b6dff,#7a4fff);
  border-bottom-right-radius:6px;
  box-shadow:0 6px 18px rgba(91,109,255,.35);
}
.ai-bubble-ai .ai-bub-body{
  background:rgba(255,255,255,.04);
  border:1px solid rgba(91,141,239,.18);
  border-bottom-left-radius:6px;
}
.ai-bub-foot{
  display:flex;align-items:center;gap:6px;
  font-size:11px;color:#6c75a3;padding:0 4px;
}
.ai-bubble-user .ai-bub-foot{justify-content:flex-end}
.ai-bub-check{color:#7aa9ff}
.ai-bub-react{display:flex;gap:6px;margin-left:6px}
.ai-bub-react button{
  width:24px;height:24px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:#6c75a3;background:transparent;border:1px solid rgba(91,141,239,.18);
}
.ai-bub-react button:hover{color:#c79bff;border-color:rgba(155,93,229,.4)}

/* Follow-up chips */
.ai-followups{
  display:flex;flex-wrap:wrap;gap:8px;
  margin:2px 0 2px 44px;
  animation:bubbleIn .25s ease;
}
.ai-followup{
  padding:8px 14px;border-radius:18px;font-size:12.5px;
  color:#cfd6ff;background:rgba(91,141,239,.08);
  border:1px solid rgba(91,141,239,.32);cursor:pointer;
}
.ai-followup:hover{border-color:rgba(155,93,229,.55);color:#fff}

/* Typing dots */
.dot-flashing{
  position:relative;display:inline-block;
  width:8px;height:8px;border-radius:50%;background:#9b5de5;
  animation:dotFlash .8s infinite alternate;
}
.dot-flashing::before,.dot-flashing::after{
  content:'';position:absolute;top:0;
  width:8px;height:8px;border-radius:50%;background:#9b5de5;
  animation:dotFlash .8s infinite alternate;
}
.dot-flashing::before{left:-12px;animation-delay:.2s}
.dot-flashing::after{left:12px;animation-delay:.4s}
@keyframes dotFlash{0%{opacity:.2}100%{opacity:1}}

/* Input bar */
.ai-input-bar{
  display:flex;align-items:center;gap:8px;
  margin:8px 14px 14px;padding:6px 6px 6px 8px;
  border-radius:30px;flex:0 0 auto;
  background:rgba(255,255,255,.03);
  border:1px solid rgba(155,93,229,.4);
  box-shadow:0 0 22px rgba(155,93,229,.18);
}
.ai-plus{
  flex:0 0 38px;width:38px;height:38px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(155,93,229,.12);color:#c79bff;
  border:1px solid rgba(155,93,229,.35);cursor:pointer;
}
.ai-input{
  flex:1;height:40px;padding:0 8px;
  background:transparent;border:none;outline:none;
  color:#e6ebff;font-size:14px;font-family:inherit;
}
.ai-input::placeholder{color:#5b6489}
.ai-send{
  position:relative;flex:0 0 44px;width:44px;height:44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:#fff;
  background:linear-gradient(135deg,#5b8def,#9b5de5);
  box-shadow:0 6px 18px rgba(91,141,239,.5),0 0 22px rgba(155,93,229,.45);
  cursor:pointer;
}
.ai-send:disabled{opacity:.5;cursor:default}
.ai-send-spark{
  position:absolute;top:-2px;right:-2px;font-size:10px;color:#fff7d6;
  text-shadow:0 0 6px #fff,0 0 12px #c79bff;
}

/* Icon nav bài viết – dùng newspaper icon */
.nav-icon[data-icon=notes]{
  mask-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><rect x='3' y='3' width='18' height='18' rx='2'/><line x1='8' y1='8' x2='16' y2='8'/><line x1='8' y1='12' x2='16' y2='12'/><line x1='8' y1='16' x2='12' y2='16'/></svg>");
  -webkit-mask-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'><rect x='3' y='3' width='18' height='18' rx='2'/><line x1='8' y1='8' x2='16' y2='8'/><line x1='8' y1='12' x2='16' y2='12'/><line x1='8' y1='16' x2='12' y2='16'/></svg>");
}

/* ── Wallet section (Ví của tôi) ── */
.wallet-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.wallet-card{
  display:flex;flex-direction:row;align-items:flex-start;
  padding:12px 10px;border-radius:16px;
  border:1px solid rgba(255,255,255,.08);gap:10px;cursor:pointer;
  position:relative;
  animation: neonGlow 3s ease-in-out infinite;
}
.wc-icon{
  flex:0 0 44px;width:44px;height:44px;border-radius:12px;
  overflow:hidden;
}
.wc-icon img{width:100%;height:100%;object-fit:contain;display:block}
.wc-body{flex:1;min-width:0}
.wc-label{
  font-size:13px;font-weight:700;line-height:1.2;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  margin-bottom:3px;
}
.wc-sub{
  font-size:11px;color:#a8b1d4;line-height:1.35;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.wc-amount{font-size:12px;font-weight:700;color:#22d3ee}
/* Nạp tiền — neon tím #9b5de5 */
.wallet-deposit{
  background:linear-gradient(135deg,rgba(155,93,229,.22),rgba(107,58,160,.12));
  animation-delay: 0s;
}
/* Số dư — neon xanh #5b8def */
.wallet-balance{
  background:linear-gradient(135deg,rgba(91,141,239,.22),rgba(59,92,200,.12));
  animation-delay: 1s;
}
/* Rút tiền — neon teal #06b6d4 */
.wallet-withdraw{
  background:linear-gradient(135deg,rgba(6,182,212,.22),rgba(20,148,143,.12));
  animation-delay: 2s;
}

/* ── Tech section (Ứng dụng công nghệ) ── */
.tech-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.tech-card{
  display:flex;flex-direction:row;align-items:flex-start;
  padding:12px 10px;border-radius:16px;
  background:rgba(255,255,255,.03);border:1px solid rgba(91,141,239,.18);
  gap:10px;cursor:pointer;
  animation: neonGlow 3s ease-in-out infinite;
}
.tech-card:nth-child(1){animation-delay:0.5s}
.tech-card:nth-child(2){animation-delay:1.5s}
.tech-card:nth-child(3){animation-delay:2.5s}
.tc-icon{
  flex:0 0 44px;width:44px;height:44px;border-radius:12px;
  overflow:hidden;
}
.tc-icon img{width:100%;height:100%;object-fit:contain;display:block}
.tc-body{flex:1;min-width:0}
.tc-title{
  font-size:13px;font-weight:700;line-height:1.2;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  margin-bottom:4px;
}
.tc-sub{
  font-size:11px;color:#8a93b8;line-height:1.4;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}

/* ── Center nav button (Hbook AI) ── */
.nav-item.nav-center{position:relative;top:-14px}
.nav-center .nav-icon-center{
  width:54px;height:54px;border-radius:50%;
  background:linear-gradient(135deg,#5b8def,#9b5de5);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 22px rgba(91,141,239,.55),0 4px 16px rgba(155,93,229,.4);
  border:2px solid rgba(255,255,255,.18);
  color:#fff;font-size:22px;font-weight:900;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  letter-spacing:-1px;
}
.nav-center .nav-label{font-size:10px;color:#9b5de5;font-weight:700}