/* Kinh nhật tụng — trang chủ Thừa Tự Pháp. Màu và chữ theo trang chủ. */
@font-face{font-family:"DejaVu Serif Brand";src:url("assets/DejaVuSerif-Bold.ttf") format("truetype");font-weight:700;font-display:swap}
:root{--maroon:#7A2E1F;--gold:#C98A1A;--paper:#fbf7ee;--card:#fffaf1;--ink:#2F241C;--line:#e6d3ad;--muted:#7f6a57;--pali:#7a2e1f;--fs:18px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Serif",Georgia,serif;line-height:1.6}
a{color:var(--maroon)}
button{font:inherit;cursor:pointer}

/* Ảnh đầu trang dùng chung duc-phat.css (như các trang con); ở đây chỉ thêm nút về trang chủ và khoảng cách */
.buddhaWrap.knt{padding-bottom:12px}
.buddhaWrap.knt .btTitle{font-size:clamp(16px,3.1vw,38px);white-space:nowrap}
.knt-home{font-weight:700;text-decoration:none;border:1.5px solid var(--maroon);border-radius:999px;padding:4px 13px;font-size:13px;white-space:nowrap;background:rgba(255,250,236,.92);box-shadow:0 2px 8px rgba(120,80,20,.12)}
.knt-home:hover{background:var(--maroon);color:#fff}

.knt-tabs{position:sticky;top:0;z-index:20;display:flex;gap:6px;overflow-x:auto;padding:10px 16px;background:rgba(251,247,238,.97);border-bottom:1px solid var(--line);scrollbar-width:thin;justify-content:center;flex-wrap:wrap}
.knt-tabs button{flex:0 0 auto;border:1.5px solid var(--line);background:var(--card);color:var(--ink);border-radius:999px;padding:6px 12px;font-weight:600;font-size:15px;white-space:nowrap}
.knt-tabs button[aria-selected="true"]{background:var(--maroon);border-color:var(--maroon);color:#fff}
.knt-tabs button .today{display:inline-block;margin-left:6px;font-size:11px;font-weight:700;padding:1px 7px;border-radius:999px;background:#f0c46a;color:#3f2b1e;vertical-align:1px}
.knt-tabs .sep{width:1px;background:var(--line);margin:4px 4px}

.knt-tools{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;padding:10px 16px 0}
.knt-tools[hidden]{display:none}
.knt-mode,.knt-size{display:flex;border:1.5px solid var(--line);border-radius:999px;overflow:hidden;background:var(--card)}
.knt-mode button,.knt-size button{border:0;background:transparent;padding:5px 13px;font-size:14px;color:var(--ink)}
.knt-mode button+button,.knt-size button+button{border-left:1px solid var(--line)}
.knt-mode button[aria-pressed="true"]{background:#f6e9d4;color:var(--maroon);font-weight:700}

.knt-main{max-width:1180px;margin:0 auto;padding:12px 16px 24px;font-size:var(--fs)}
.knt-daytitle{text-align:center;margin:14px 0 6px;color:var(--maroon);font-family:"DejaVu Serif Brand","Noto Serif",serif;font-size:1.15em;letter-spacing:.05em}
.knt-note{text-align:center;color:var(--muted);font-size:.8em;margin:0 0 8px}
.knt-toc{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin:6px 0 14px}
.knt-toc a{font-size:.72em;text-decoration:none;border:1px solid var(--line);background:var(--card);border-radius:999px;padding:3px 11px;color:var(--ink)}
.knt-toc a:hover{border-color:var(--maroon);color:var(--maroon)}
.knt-flow{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:4px 6px;margin:2px 0 8px;font-size:.7em;color:var(--muted)}
.knt-flow button{border:1px dashed var(--line);background:transparent;color:var(--ink);border-radius:999px;padding:2px 10px;font:inherit;cursor:pointer}
.knt-flow button:hover{border-color:var(--maroon);color:var(--maroon)}
.knt-flow button[aria-current="true"]{border-style:solid;border-color:var(--maroon);color:var(--maroon);font-weight:700}
.knt-next{text-align:center;margin:24px 0 6px}
.knt-next button{border:1.5px solid var(--maroon);background:var(--card);color:var(--maroon);border-radius:999px;padding:8px 20px;font:inherit;font-size:.82em;font-weight:600;cursor:pointer}
.knt-next button:hover{background:var(--maroon);color:#fff}
.knt-group{text-align:center;color:#a8792c;font-weight:700;letter-spacing:.08em;font-size:.75em;margin:18px 0 -4px}

.knt-chant{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 18px 12px;margin:14px 0;box-shadow:0 6px 18px rgba(70,43,24,.06);scroll-margin-top:70px}
.knt-chant h2{margin:0 0 12px;text-align:center;line-height:1.35}
.knt-chant h2 .tp{display:block;font-size:.78em;color:var(--pali);font-style:italic;letter-spacing:.04em}
.knt-chant h2 .tv{display:block;font-size:.86em;color:var(--ink);letter-spacing:.02em}
.knt-chant h2 .num{display:inline-block;min-width:1.6em;color:#a8792c}
.knt-chant .src{display:block;text-align:center;font-size:.7em;color:var(--muted);font-style:italic;margin:-6px 0 10px}

.pair{display:grid;grid-template-columns:1fr 1fr;gap:6px 26px;padding:9px 0;border-top:1px dashed #efe2c6}
.pair:first-of-type{border-top:0}
.col p{margin:0}
.col.p{font-style:italic;color:var(--pali)}
.col.v{color:var(--ink)}
.col .rub,.rub{display:block;font-size:.72em;font-style:italic;color:var(--muted);margin:2px 0}
.rubrow{text-align:center;font-size:.75em;font-style:italic;color:var(--muted);padding:6px 0}
.mark{font-size:.72em;color:var(--muted);font-style:italic;white-space:nowrap}
.knt-end{text-align:right;margin:6px 0 0;font-size:.78em;color:var(--muted);font-style:italic}
.pause{color:#c9b28a;margin:0 1px}

/* Chế độ hiển thị */
.m-pali .col.v,.m-viet .col.p{display:none}
.m-pali .pair,.m-viet .pair{grid-template-columns:1fr}
.m-pali .pair.vonly,.m-viet .pair.ponly,.m-pali .knt-chant.vonly{display:none}
/* bài chỉ có tiếng Việt (Phổ nguyện, Thập nguyện): một cột ở giữa */
.knt-chant.vonly .pair{grid-template-columns:1fr}
.knt-chant.vonly .col.p{display:none}
.knt-chant.vonly .col.v{justify-self:center}

/* Kệ tụng, Nghi thức: theo thứ tự sách */
.blk{margin:0 0 10px}
.blk.p{font-style:italic;color:var(--pali)}
.blk.r{font-size:.75em;font-style:italic;color:var(--muted)}
.blk.h{text-align:center;font-weight:700;color:var(--maroon);letter-spacing:.06em;font-size:.85em;margin-top:14px}
.free .blk{max-width:760px;margin-left:auto;margin-right:auto}
.free.center .blk{text-align:center}

/* Giới thiệu cuối trang */
/* khung tràn hết bề ngang trang; chữ bên trong canh theo bề rộng nội dung (1148px) */
.knt-about{margin:30px 0 8px;padding:24px max(24px,calc((100% - 1148px) / 2)) 18px;background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line);box-shadow:0 8px 24px rgba(70,43,24,.07);font-size:16px}
.knt-about-head{display:flex;flex-direction:column;align-items:center;gap:4px;margin-bottom:10px}
.knt-about-head img{width:72px;height:45px;object-fit:contain;filter:url(#logoPaper)}
.knt-about-head h2{margin:0;font-family:"DejaVu Serif Brand","Noto Serif",serif;color:var(--maroon);font-size:18px;letter-spacing:.12em;padding-bottom:6px;background:linear-gradient(90deg,transparent,#d4a017,transparent) bottom center/70% 2px no-repeat}
.knt-about-lead{margin:0 auto 14px;max-width:900px;text-align:center}
.knt-about-cols{display:grid;grid-template-columns:1fr 1fr;gap:6px 28px;padding:12px 0;border-top:1px dashed #efe2c6;border-bottom:1px dashed #efe2c6}
.knt-about h3{margin:0 0 4px;font-size:14px;letter-spacing:.08em;text-transform:uppercase;color:#a8792c}
.knt-about ul{margin:0;padding-left:20px}
.knt-about li{margin:3px 0}
.knt-about-src,.knt-about-by{margin:12px 0 0;text-align:center;color:var(--muted);font-size:14px}
.knt-about-by{margin-top:6px}
.knt-about-gy{max-width:620px;margin:14px auto 0;font-size:15px}

.knt-wish{max-width:760px;margin:6px auto 0;padding:16px;text-align:center;line-height:1.5}
.knt-wish p{margin:0 0 10px}
.knt-wish b{display:block;color:var(--maroon);letter-spacing:.03em}
.knt-foot{text-align:center;color:var(--muted);font-size:13px;padding:10px 16px 34px;border-top:1px solid var(--line);margin-top:10px}

/* Nút chuông nổi: luôn ở góc phải dưới khi cuộn */
.knt-bell{position:fixed;right:20px;bottom:calc(20px + env(safe-area-inset-bottom));z-index:30;width:62px;height:62px;padding:0;border-radius:50%;
  border:2px solid #e8c06a;background:radial-gradient(circle at 35% 30%,#a5442c,#6e2717 70%);box-shadow:0 6px 18px rgba(70,30,15,.35);
  display:grid;place-items:center;transition:transform .15s}
.knt-bell:hover{transform:scale(1.06)}
.knt-bell:active{transform:scale(.95)}
.knt-bell:focus-visible{outline:3px solid #f0c46a;outline-offset:3px}
.knt-bell svg{width:38px;height:38px;transform-origin:50% 14%;filter:drop-shadow(0 1px 1px rgba(0,0,0,.3))}
.knt-bell::before,.knt-bell::after{content:"";position:absolute;inset:-2px;border-radius:50%;border:2px solid rgba(232,192,106,.75);opacity:0;pointer-events:none}
.knt-bell.ring svg{animation:bell-swing 1.7s cubic-bezier(.3,.6,.4,1)}
.knt-bell.ring::before{animation:bell-wave 1.8s ease-out}
.knt-bell.ring::after{animation:bell-wave 1.8s ease-out .45s}
@keyframes bell-swing{0%{transform:rotate(0)}10%{transform:rotate(20deg)}24%{transform:rotate(-15deg)}38%{transform:rotate(10deg)}52%{transform:rotate(-6deg)}66%{transform:rotate(3deg)}80%{transform:rotate(-1.5deg)}100%{transform:rotate(0)}}
@keyframes bell-wave{0%{transform:scale(1);opacity:.9}100%{transform:scale(2.3);opacity:0}}
@media (prefers-reduced-motion:reduce){.knt-bell.ring svg,.knt-bell.ring::before,.knt-bell.ring::after{animation:none}}

/* Mục lục nổi: nút ngay trên nút chuông, bảng mở bên phải (điện thoại: trượt lên từ dưới) */
.knt-idxbtn{position:fixed;right:20px;bottom:calc(94px + env(safe-area-inset-bottom));z-index:30;width:62px;height:62px;padding:0;border-radius:50%;
  border:2px solid var(--maroon);background:var(--card);color:var(--maroon);box-shadow:0 6px 18px rgba(70,30,15,.22);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;transition:transform .15s}
.knt-idxbtn svg{width:24px;height:24px}
.knt-idxbtn span{font-size:10.5px;font-weight:700;line-height:1.1;white-space:nowrap}
.knt-idxbtn:hover{transform:scale(1.06)}
.knt-idxbtn[aria-expanded="true"]{background:var(--maroon);color:#fff}
.knt-idxbtn:focus-visible{outline:3px solid #f0c46a;outline-offset:3px}
.knt-idx-back{position:fixed;inset:0;z-index:35;background:rgba(40,24,14,.28)}
.knt-idx{position:fixed;right:96px;bottom:calc(20px + env(safe-area-inset-bottom));z-index:40;width:min(380px,calc(100vw - 120px));max-height:calc(100vh - 40px);
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:0 14px 40px rgba(50,25,10,.3);overflow:hidden}
.knt-idx[hidden],.knt-idx-back[hidden]{display:none}
.knt-idx-head{display:flex;align-items:center;justify-content:space-between;padding:10px 10px 10px 16px;border-bottom:1px solid var(--line);background:#f6e9d4}
.knt-idx-head b{font-family:"DejaVu Serif Brand","Noto Serif",serif;color:var(--maroon);letter-spacing:.08em;font-size:15px}
.knt-idx-head .x{border:0;background:transparent;font-size:28px;line-height:1;width:40px;height:40px;border-radius:50%;color:var(--maroon)}
.knt-idx-head .x:hover{background:rgba(122,46,31,.1)}
.knt-idx-body{overflow-y:auto;overscroll-behavior:contain;padding:4px 0 10px}
.knt-idx details{border-bottom:1px solid #f0e2c6}
.knt-idx summary{display:flex;align-items:center;gap:8px;padding:10px 16px;font-weight:700;color:var(--maroon);cursor:pointer;font-size:15px}
.knt-idx summary small{margin-left:auto;font-weight:400;color:var(--muted);font-size:12px}
.knt-idx summary .today{font-size:11px;font-weight:700;padding:1px 7px;border-radius:999px;background:#f0c46a;color:#3f2b1e}
.knt-idx details[open] summary{background:#fbf1df}
.knt-idx ol{list-style:none;margin:0;padding:2px 0 8px}
.knt-idx li button{display:block;width:100%;text-align:left;border:0;border-left:3px solid transparent;background:transparent;padding:6px 16px 6px 26px;color:var(--ink);font-size:14.5px;line-height:1.35}
.knt-idx li button i{display:block;font-size:12px;color:var(--pali);opacity:.85}
.knt-idx li button:hover{background:#fbf1df}
.knt-idx li button[aria-current="true"]{border-left-color:var(--maroon);background:#f6e9d4;font-weight:700}

@media (max-width:760px){
  .knt-bell{right:14px;bottom:calc(16px + env(safe-area-inset-bottom));width:54px;height:54px}
  .knt-bell svg{width:33px;height:33px}
  .knt-idxbtn{right:14px;bottom:calc(80px + env(safe-area-inset-bottom));width:54px;height:54px}
  .knt-idxbtn svg{width:21px;height:21px}
  .knt-idxbtn span{font-size:9.5px}
  .knt-idx{left:0;right:0;bottom:0;width:auto;max-height:78vh;border-radius:16px 16px 0 0;border-bottom:0;padding-bottom:env(safe-area-inset-bottom)}
  .knt-about{margin:24px 0 8px;padding:18px 16px 14px;font-size:15.5px}
  .knt-about-cols{grid-template-columns:1fr}
  .pair{grid-template-columns:1fr;gap:4px}
  .col.v{padding-left:10px;border-left:2px solid #f0dfbf}
  .knt-chant{padding:14px 12px 10px}
  .knt-tabs{justify-content:flex-start;flex-wrap:nowrap}
  .knt-tabs .sep{display:none}
}
@media print{
  .buddhaWrap,.knt-about,.knt-tabs,.knt-tools,.knt-toc,.knt-foot,.knt-flow,.knt-next,.knt-bell,.knt-idxbtn,.knt-idx,.knt-idx-back{display:none}
  .knt-chant{box-shadow:none;break-inside:avoid-page}
}