@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700;800&display=swap');

:root{
  --bg:#e7f4ea;
  --panel:#f4fbf6;
  --text:#102317;
  --muted:#3f6a56;
  --brand:#2f7f5e;
  --accent2:#1b8f63;
  --ok:#1b8f63;
  --warn:#c27a17;
  --card:#ffffff;
  --border:rgba(16,35,23,0.12);
  --shadow: 0 12px 30px rgba(12,40,27,0.12);
  --ring: rgba(47,127,94,0.28);
  --radius: 18px;
  --radius-sm: 12px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;
  background: var(--bg);
  color:var(--text);
  line-height:1.55;
  min-height:100vh;
  display:flex;
  flex-direction:column;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x:hidden;
}

body.home{
  background-color: var(--bg);
  background-image: url('../assets/images/BG.png');
  background-size: cover;
  background-position: center top;
  background-attachment: fixed;
}
body.home::after{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background: rgba(231, 244, 234, 0.158);
  z-index:0;
}

a{color:inherit; text-decoration:none}
.container{width:min(1100px, 92vw); margin:0 auto}
main{position:relative; z-index:1; flex:1 0 auto}
header, footer{position:relative; z-index:2}
header{
  position:sticky; top:0; z-index:50;
  background: rgba(244,251,246,0.88);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--border);
}
.navbar{
  display:flex; align-items:center; justify-content:space-between;
  padding:12px 0;
}
.brand{
  display:flex; align-items:center; gap:10px;
  font-weight:800; letter-spacing:0.4px;
}
.brand-badge{
  width:36px; height:36px; border-radius:var(--radius-sm);
  background: var(--brand);
  display:grid; place-items:center;
  box-shadow: var(--shadow);
}
.brand-badge span{font-weight:900}
.nav-links{
  display:flex; gap:18px; align-items:center;
}
.nav-links a{
  padding:8px 10px;
  border-radius:10px;
  color:var(--muted);
}
.nav-links a:hover{
  background: rgba(16,35,23,0.04);
  color:var(--text);
}
.hamburger{
  display:none;
  background:transparent;
  border:1px solid var(--border);
  padding:10px 12px;
  border-radius:var(--radius-sm);
  color:var(--text);
}
.mobile-menu{
  display:none;
  padding:12px 0 18px;
}
.mobile-menu a{
  display:block;
  padding:12px 12px;
  border-radius:var(--radius-sm);
  color:var(--muted);
}
.mobile-menu a:hover{background: rgba(16,35,23,0.04); color:var(--text);}

.hero{
  display:grid;
  grid-template-columns: 1.2fr 1fr;
  gap:24px;
  padding:34px 0 22px;
  align-items:center;
}
.home .hero{
  grid-template-columns: 1.1fr 0.9fr;
  max-width: 1100px;
  position:relative;
}
.home .hero::before{
  content:"";
  position:absolute;
  inset:-14px;
  border-radius: calc(var(--radius) + 8px);
  background:
    radial-gradient(700px 260px at 12% 12%, rgba(47,127,94,0.20), transparent 60%),
    radial-gradient(520px 220px at 92% 30%, rgba(27,143,99,0.18), transparent 62%),
    radial-gradient(620px 260px at 52% 105%, rgba(194,122,23,0.16), transparent 58%);
  border:1px solid rgba(16,35,23,0.10);
  filter: blur(0px);
  z-index:-1;
}
.hero-card{
  background: rgba(255,255,255,0.70);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:22px;
  box-shadow: var(--shadow);
}
.hero h1{margin:0 0 10px; font-size:34px}
.hero p{margin:0; color:var(--muted); line-height:1.6}
.quote{
  margin-top:16px;
  padding:14px 14px;
  border-left:4px solid var(--brand);
  background: rgba(255,255,255,0.05);
  border-radius:var(--radius-sm);
}
.quote strong{display:block; margin-bottom:6px}

.author-box{
  margin-top:16px;
  padding:14px;
  border-radius:var(--radius);
  border:1px solid rgba(47,127,94,0.28);
  background: rgba(244,251,246,0.82);
  box-shadow: 0 10px 24px rgba(12,40,27,0.12);
  display:flex;
  gap:12px;
  align-items:flex-start;
}
.author-box .author-icon{
  width:44px;
  height:44px;
  border-radius:14px;
  background: rgba(47,127,94,0.18);
  border:1px solid rgba(47,127,94,0.30);
  display:grid;
  place-items:center;
  font-size:18px;
}
.author-box .author-name{
  margin-top:8px;
  font-size:20px;
  font-weight:900;
  letter-spacing:0.2px;
}
.hero-illustration{
  border-radius:var(--radius);
  border:1px solid var(--border);
  overflow:hidden;
  background: rgba(47,127,94,0.10);
  box-shadow: var(--shadow);
  min-height:260px;
  display:block;
  margin:0;
}
.hero-illustration img{
  width:100%;
  height:auto;
  object-fit: contain;
  display:block;
}

.hero-illustration--home{
  min-height: 330px;
  aspect-ratio: 5 / 4;
  position:relative;
  /* Static (no floating animation) */
  transform: rotate(-1.2deg);
}
.hero-illustration--home img{
  width:100%;
  height:100%;
  object-fit: cover;
  filter: saturate(1.06) contrast(1.03);
}
.hero-illustration--home::before{
  content:"";
  position:absolute;
  inset:12px;
  border-radius: calc(var(--radius) - 10px);
  border: 1px dashed rgba(16,35,23,0.20);
  pointer-events:none;
}

.grid-3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:16px;
  margin:18px 0 30px;
}

.card{
  background: var(--card);
  border:1px solid var(--border);
  border-radius:calc(var(--radius) - 2px);
  padding:16px;
  box-shadow: var(--shadow);
}
.card h3{margin:0 0 8px}
.small{color:var(--muted); font-size:14px; line-height:1.5}

.btn{
  display:inline-block;
  border:1px solid var(--border);
  background: rgba(16,35,23,0.04);
  color:var(--text);
  padding:10px 14px;
  border-radius:var(--radius-sm);
  cursor:pointer;
}
.btn:hover{background: rgba(16,35,23,0.06)}
.btn.primary{background: var(--brand); border:none; box-shadow: 0 14px 28px rgba(12,40,27,0.18)}
.btn.primary:hover{filter:brightness(1.05)}

.input, select, textarea{
  width:100%;
  padding:10px 12px;
  border-radius:var(--radius-sm);
  border:1px solid var(--border);
  background: rgba(255,255,255,0.92);
  color:var(--text);
  outline:none;
}
label{display:block; margin:10px 0 6px; color:var(--muted)}
.row{display:grid; grid-template-columns: 1fr 1fr; gap:12px}

.footer{
  margin-top:30px;
  background: rgba(16,35,23,0.03);
  backdrop-filter: blur(2px);
  border-top:1px solid var(--border);
  padding:20px 0 34px;
  color:var(--muted);
}
body.home .footer{margin-top:auto;}

.footer a{color:var(--muted)}
.footer a:hover{color:var(--text)}
.footer-grid{display:grid; grid-template-columns: 1.2fr 1fr 1.2fr; gap:16px; align-items:start}


.footer-newsletter .small{line-height:1.5}
.footer-form{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-top:10px;
}
.footer-form .input{flex:1 1 200px}
.footer-form .btn{flex:0 0 auto}

.page-title{padding:22px 0 10px}
.page-title h1{margin:0}
.toolbar{
  display:flex; gap:10px; flex-wrap:wrap;
  margin:12px 0 16px;
}
.book-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:14px;
}
.book-card{
  cursor:pointer;
  overflow:hidden;
  padding:0;
}
.book-card .cover{
  width:100%;
  aspect-ratio: 2 / 3;
  display:flex;
  align-items:center;
  justify-content:center;
  background: rgba(0,0,0,0.14);
  border-bottom:1px solid var(--border);
}
.book-card .cover img{
  width:100%;
  height:100%;
  object-fit: contain;
  display:block;
  padding:10px;
  filter: drop-shadow(0 10px 18px rgba(0,0,0,0.35));
}
.book-card .content{padding:12px}
.badge{
  display:inline-block;
  padding:4px 10px;
  border-radius:999px;
  background: #2f7f5e;
  border:1px solid rgba(100, 235, 154, 0.614);
  color: #d6ffe8;
  font-size:12px;
}
.modal{
  position:fixed; inset:0;
  background: rgba(0,0,0,0.60);
  display:none;
  align-items:center; justify-content:center;
  padding:0;
  z-index:100;
}
.modal .box{
  width:min(850px, 96vw);
  background: rgba(244,251,246,0.95);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow: var(--shadow);
  overflow:hidden;
}
.modal-header{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 16px;
  border-bottom:1px solid var(--border);
}
.modal-body{padding:16px}
.table{
  width:100%;
  border-collapse: collapse;
  overflow:hidden;
  border-radius:var(--radius-sm);
  border:1px solid var(--border);
}
.table th, .table td{
  padding:10px 10px;
  border-bottom:1px solid rgba(255,255,255,0.08);
  text-align:left;
}
.table th{color:var(--muted); font-weight:700}
.progress-wrap{
  background: rgba(16,35,23,0.04);
  border:1px solid var(--border);
  border-radius:calc(var(--radius) - 4px);
  overflow:hidden;
  height:18px;
}
.progress-bar{
  height:100%;
  width:0%;
  background: var(--brand);
  transition: width 0.4s ease;
}

.accordion-item{
  border:1px solid var(--border);
  border-radius:calc(var(--radius) - 4px);
  margin:10px 0;
  overflow:hidden;
}
.accordion-btn{
  width:100%;
  text-align:left;
  padding:12px 14px;
  background: rgba(16,35,23,0.04);
  border:none;
  color:var(--text);
  cursor:pointer;
}
.accordion-panel{
  display:none;
  padding:12px 14px;
  color:var(--muted);
  background: rgba(0,0,0,0.16);
}

@media (max-width: 880px){
  .hero{grid-template-columns:1fr; }
  .home .hero{grid-template-columns:1fr; max-width: 920px; }
  .home .hero .hero-illustration--home{grid-row:1; }
  .home .hero .hero-card{grid-row:2; }
  .grid-3{grid-template-columns:1fr}
  .book-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
}

@media (max-width: 680px){
  .nav-links{display:none}
  .hamburger{display:block}
  .mobile-menu.show{display:block}
  .row{grid-template-columns:1fr}
  .book-grid{grid-template-columns:1fr}
}


@media (max-width: 520px){
  .container{
    width:100%;
    padding-left:14px;
    padding-right:14px;
  }

  .hero{
    padding:22px 0 14px;
  }

  .home .hero{
    overflow:hidden;
  }
  .home .hero::before{
    inset:0;
  }

  .hero-illustration--home{
    transform:none;
  }

  .hero h1{font-size:28px}
  .hero-card{padding:18px}
}



.btn:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible{
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}



.card, .btn, .nav-links a, .mobile-menu a, .book-card, .book-card .cover img, .read-item{
  transition: transform .16s ease, background .16s ease, border-color .16s ease, filter .16s ease, box-shadow .16s ease;
}
.card:hover{
  transform: translateY(-2px);
  border-color: rgba(47,127,94,0.25);
  box-shadow: 0 14px 30px rgba(0,0,0,0.35);
}
.book-card:hover{
  transform: translateY(-3px);
}
.book-card:hover .cover img{
  transform: scale(1.03);
}



.grid-2{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap:14px;
}

@media (max-width: 880px){
  .grid-2{grid-template-columns:1fr}
}



.read-list{margin-top:12px; display:flex; flex-direction:column; gap:10px}
.read-item{
  display:flex;
  gap:10px;
  align-items:center;
  padding:10px;
  border-radius:var(--radius-sm);
  border:1px solid var(--border);
  background: rgba(255,255,255,0.75);
}
.read-item:hover{
  transform: translateY(-1px);
  border-color: rgba(47,127,94,0.25);
  background: rgba(47,127,94,0.10);
}
.read-item img{
  width:46px;
  height:68px;
  object-fit:cover;
  border-radius:12px;
  border:1px solid var(--border);
  background: rgba(255,255,255,0.92);
}
.read-item .meta{flex:1 1 auto; min-width:0}
.read-item .title{font-weight:900; font-size:13px; line-height:1.2; margin:0}
.read-item .author{font-size:12px; color:var(--muted); margin-top:3px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis}

.read-item .tickbox{
  position:relative;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  flex:0 0 auto;
  width:36px;   
  height:36px;
}
.read-item .tickbox .tick{
  position:absolute;
  inset:0;
  opacity:0;
  margin:0;
  cursor:pointer;
}
.read-item .tickbox .tick-ui{
  width:24px;
  height:24px;
  border-radius:8px;
  border:1px solid var(--border);
  background: rgba(16,35,23,0.06);
  display:grid;
  place-items:center;
  box-shadow: 0 6px 16px rgba(12,40,27,0.14);
}
.read-item .tickbox .tick-ui::after{
  content:'';
  width:10px;
  height:6px;
  border-left:3px solid var(--accent2);
  border-bottom:3px solid var(--accent2);
  transform: rotate(-45deg);
  opacity:0;
}
.read-item .tickbox .tick:checked + .tick-ui{
  background: rgba(47,127,94,0.16);
  border-color: rgba(47,127,94,0.35);
}
.read-item .tickbox .tick:checked + .tick-ui::after{opacity:1}
.read-item .tickbox .tick:focus-visible + .tick-ui{
  outline:2px solid rgba(47,127,94,0.35);
  outline-offset:2px;
}



.rec-title{
  font-size:20px;
  font-weight:900;
  letter-spacing:0.2px;
  margin:2px 0 0;
}
.rec-sub{font-size:13px; color:var(--muted); margin-top:6px}
.rec-meta{font-size:12px; color:var(--muted); margin-top:4px}
.btn:active{
  transform: translateY(1px) scale(0.98);
}
.nav-links a.active, .mobile-menu a.active{
  background: rgba(34,197,94,0.14);
  color: var(--text);
  border: 1px solid rgba(34,197,94,0.28);
}

/* Reading Flow sound controls */
.sound-console{display:flex; flex-direction:column; gap:12px; margin-top:10px}
.sound-controls{display:flex; align-items:center; gap:10px; flex-wrap:wrap}
.sound-volume{
  display:flex;
  align-items:center;
  gap:10px;
  padding:10px 12px;
  border-radius: 14px;
  border:1px solid var(--border);
  background: rgba(255,255,255,0.06);
}
.sound-volume input[type="range"]{
  width: 180px;
  max-width: 100%;
}
.track-pills{display:flex; gap:10px; flex-wrap:wrap}
.pill{
  appearance:none;
  border:1px solid var(--border);
  background: rgba(255,255,255,0.05);
  color: var(--text);
  padding:10px 12px;
  border-radius: 999px;
  cursor:pointer;
  font-weight:800;
  letter-spacing:0.2px;
}
.pill:hover{
  background: rgba(34,197,94,0.14);
  border-color: rgba(34,197,94,0.30);
  transform: translateY(-1px);
}
.pill.active{
  background: rgba(34,197,94,0.18);
  border-color: rgba(34,197,94,0.40);
}
.pill:focus-visible{
  outline:2px solid rgba(47,127,94,0.35);
  outline-offset:2px;
}

@media (max-width: 520px){
  .sound-volume{width:100%; justify-content:space-between}
  .sound-volume input[type="range"]{flex:1; width:auto}
}




/* Category chips */
.section{margin: 6px 0 32px}
.section-head{display:flex; align-items:baseline; justify-content:space-between; gap:12px; flex-wrap:wrap}
.section-head h2{margin:0; font-size:18px}
.chips{display:flex; flex-wrap:wrap; gap:10px; margin-top:12px}
.chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 12px;
  border-radius: 999px;
  border:1px solid var(--border);
  background: rgba(255,255,255,0.05);
  color: var(--text);
}
.chip:hover{
  background: rgba(34,197,94,0.14);
  border-color: rgba(34,197,94,0.30);
  transform: translateY(-1px);
}
.chip .dot{
  width:10px;
  height:10px;
  border-radius:999px;
  background: var(--brand);
}


@media (max-width: 520px){
  .read-list{gap:8px}
  .read-item{padding:8px; gap:8px}
  .read-item img{width:40px; height:58px; border-radius:10px}
  .read-item .title{font-size:12px; display:-webkit-box; -webkit-line-clamp:2; line-clamp:2; -webkit-box-orient: vertical; overflow:hidden}
  .read-item .author{font-size:11px; white-space:normal; overflow:hidden; text-overflow:ellipsis; display:-webkit-box; -webkit-line-clamp:1; line-clamp:1; -webkit-box-orient: vertical}

  
  .read-item .tickbox{width:34px; height:34px}
  .read-item .tickbox .tick-ui{
    width:24px;
    height:24px;
    border-color: rgba(34,197,94,0.60);
    background: rgba(16,35,23,0.04);
  }
  .read-item .tickbox .tick-ui{background: rgba(255,255,255,0.95); border-color: rgba(47,127,94,0.35)}
}

@media (max-width: 520px){
  .read-list{gap:8px}
  .read-item{padding:8px; gap:8px}
  .read-item img{width:40px; height:58px; border-radius:10px}
  .read-item .title{font-size:12px}
  .read-item .author{font-size:11px; white-space:normal; overflow:hidden; text-overflow:ellipsis; display:-webkit-box; -webkit-line-clamp:1; line-clamp:1; -webkit-box-orient:vertical}
  .read-item .tickbox{width:34px; height:34px}
  .read-item .tickbox .tick-ui{border-color: rgba(34,197,94,0.60); background: rgba(34,197,94,0.10)}
}