/* ══════════════════════════════════════════════════════════════════════════
   LỊCH AI Chạm Ý Tưởng — dùng chung cho trang chủ (khối #lich-ai) và trang /lich-ai.
   MỌI lớp đều nằm dưới .lai để không đá CSS của index.html / app.html.
   Hình mẫu: tờ lịch bloc treo tường (lịch xé) — số ngày to, ngày âm, ô Nên/Kỵ.
   ══════════════════════════════════════════════════════════════════════════ */
.lai{
  --lai-do:#d9480f;        /* đỏ lịch: số Chủ nhật, model mới */
  --lai-cam:#e8590c;       /* cam Chạm Ý Tưởng */
  --lai-muc:#1f2430;       /* mực in số ngày thường */
  --lai-xanh:#1971c2;      /* sản phẩm / công cụ */
  --lai-tim:#7048e8;       /* góc nhìn cá nhân trên X */
  --lai-xam:#868e96;       /* tin khác, phiên bản */
  --lai-giay:#fffdf9;      /* giấy tờ lịch */
  --lai-nen:#faf9f7;
  --lai-the:#fff;
  --lai-ke:#eae7e2;
  --lai-ke-2:#f0ede8;
  --lai-chu:#1f2430;
  --lai-chu-2:#525a66;
  --lai-chu-3:#8a919c;
  --lai-xanh-la:#2f9e44;
  --lai-so:"Big Shoulders Display","Barlow Condensed","Arial Narrow",sans-serif;
  color:var(--lai-chu);
  font-family:"Be Vietnam Pro",-apple-system,BlinkMacSystemFont,sans-serif;
}
.lai *,.lai *::before,.lai *::after{box-sizing:border-box}
.lai button{font-family:inherit;line-height:1.4;cursor:pointer}
.lai :focus-visible{outline:2px solid var(--lai-cam);outline-offset:2px;border-radius:6px}

/* ── Bố cục 2 cột: tờ lịch | nội dung ngày ── */
.lai-bo{display:grid;grid-template-columns:340px minmax(0,1fr);gap:32px;align-items:start}
.lai-trai{position:relative;display:flex;flex-direction:column;gap:22px}
.lai-phai{min-width:0}
@media (max-width:960px){
  .lai-bo{grid-template-columns:minmax(0,1fr);gap:24px}
  .lai-trai{max-width:420px;width:100%;margin:0 auto}
}

/* ══ TỜ LỊCH (chữ ký của trang) ══ */
.lai-xap{position:relative;padding-bottom:10px}
/* hai tờ lót phía sau — cảm giác cả xấp lịch còn dày */
.lai-xap::before,.lai-xap::after{
  content:"";position:absolute;left:10px;right:10px;bottom:4px;height:30px;
  background:var(--lai-giay);border:1px solid var(--lai-ke);border-radius:0 0 10px 10px;z-index:0;
}
.lai-xap::after{left:20px;right:20px;bottom:0;background:var(--cpt-nhat,#f7f3ec)}
.lai-to{
  position:relative;z-index:1;background:var(--lai-giay);border:1px solid var(--lai-ke);
  border-radius:10px;box-shadow:0 1px 0 #fff inset,0 18px 40px -22px rgba(60,40,20,.35);
  overflow:hidden;transform-origin:50% 0;
}
.lai-to-gay{
  background:var(--lai-do);color:#fff;text-align:center;padding:9px 12px 8px;
  font-size:12.5px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;position:relative;
}
.lai-to-gay small{display:block;font-size:10.5px;font-weight:500;letter-spacing:.12em;opacity:.85;margin-top:1px}
/* đường răng cưa chỗ xé */
.lai-to-lo{
  height:10px;background:
    radial-gradient(circle at 6px 0,transparent 3.2px,var(--lai-giay) 3.6px) 0 0/12px 10px repeat-x;
  margin-top:-1px;
}
.lai-to-than{padding:4px 22px 20px;text-align:center}
.lai-to-so{
  font-family:var(--lai-so);font-weight:800;font-size:132px;line-height:.92;letter-spacing:-.01em;
  color:var(--lai-muc);font-variant-numeric:tabular-nums;margin:2px 0 4px;
}
.lai-to[data-cn="1"] .lai-to-so{color:var(--lai-do)}
.lai-to-thu{font-size:15px;font-weight:800;letter-spacing:.28em;text-transform:uppercase;color:var(--lai-chu)}
.lai-to[data-cn="1"] .lai-to-thu{color:var(--lai-do)}
.lai-to-am{font-size:12.5px;color:var(--lai-chu-3);margin-top:4px}
.lai-to-am b{color:var(--lai-chu-2);font-weight:600}
.lai-to-ke{height:1px;background:repeating-linear-gradient(90deg,var(--lai-ke) 0 6px,transparent 6px 10px);margin:14px 0}
.lai-to-cham{font-size:16.5px;font-weight:700;line-height:1.45;color:var(--lai-chu);margin:0;text-wrap:balance}
.lai-to-mo{font-size:13.5px;line-height:1.6;color:var(--lai-chu-2);margin:8px 0 0;text-align:left}
.lai-nk{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--lai-ke);border-radius:8px;margin-top:14px;text-align:left}
.lai-nk > div{padding:10px 11px}
.lai-nk > div + div{border-left:1px solid var(--lai-ke)}
.lai-nk b{display:block;font-size:10.5px;font-weight:800;letter-spacing:.16em;margin-bottom:4px}
.lai-nk .nen b{color:var(--lai-xanh-la)}
.lai-nk .ky b{color:var(--lai-do)}
.lai-nk p{margin:0;font-size:13px;line-height:1.5;color:var(--lai-chu)}
.lai-nk.mot{grid-template-columns:1fr}
.lai-to-chan{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 12px;border-top:1px solid var(--lai-ke-2);background:var(--cpt-the,#fff)}
.lai-lat{
  border:1px solid var(--lai-ke);background:var(--cpt-the,#fff);color:var(--lai-chu-2);border-radius:999px;
  padding:7px 13px;font-size:13px;font-weight:600;min-height:36px;
}
.lai-lat:hover:not(:disabled){border-color:var(--lai-chu-3);color:var(--lai-chu)}
.lai-lat:disabled{opacity:.35;cursor:default}
.lai-to-cap{font-size:11.5px;color:var(--lai-chu-3);text-align:center}

/* xé tờ: tờ cũ nhấc lên rồi rơi khỏi xấp */
@keyframes lai-xe{to{transform:translate(-14px,-26px) rotate(-7deg);opacity:0}}
@keyframes lai-moi{from{transform:translateY(5px);opacity:.4}to{transform:none;opacity:1}}
.lai-to.xe{animation:lai-xe .26s ease-in forwards}
.lai-to.moi{animation:lai-moi .22s ease-out}
@media (prefers-reduced-motion:reduce){ .lai-to.xe,.lai-to.moi{animation:none} }

/* ══ LỊCH THÁNG ══ */
.lai-thang{background:var(--lai-the);border:1px solid var(--lai-ke);border-radius:12px;padding:14px}
.lai-thang-dau{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.lai-thang-dau strong{font-size:14.5px;font-weight:700}
.lai-thang-dau button{border:0;background:transparent;font-size:18px;color:var(--lai-chu-2);width:36px;height:36px;border-radius:8px}
.lai-thang-dau button:hover:not(:disabled){background:var(--lai-ke-2)}
.lai-thang-dau button:disabled{opacity:.3;cursor:default}
.lai-luoi{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:3px}
.lai-luoi .th{font-size:10.5px;font-weight:700;color:var(--lai-chu-3);text-align:center;padding:2px 0 4px;letter-spacing:.04em}
.lai-luoi .th.cn{color:var(--lai-do)}
.lai-o{
  position:relative;aspect-ratio:1/1.05;border:1px solid transparent;border-radius:8px;background:transparent;
  padding:4px 2px 0;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:3px;min-width:0;
}
.lai-o .so{font-family:var(--lai-so);font-weight:700;font-size:17px;line-height:1;color:var(--lai-chu)}
.lai-o.cn .so{color:var(--lai-do)}
.lai-o .am{font-size:8.5px;color:var(--lai-chu-3);line-height:1}
.lai-o .vach{display:flex;gap:2px;flex-wrap:wrap;justify-content:center;max-width:100%;padding:0 2px}
.lai-o .vach i{width:7px;height:4px;border-radius:2px;background:var(--lai-xam)}
.lai-o .vach i.do{background:var(--lai-do)}
.lai-o .vach i.xanh{background:var(--lai-xanh)}
.lai-o .vach i.tim{background:var(--lai-tim)}
.lai-o .vach i.nho{width:4px;background:#ced4da}
.lai-o:hover:not(:disabled){background:var(--lai-ke-2)}
.lai-o.chon{border-color:var(--lai-chu);background:var(--cpt-the,#fff)}
.lai-o.nay::after{content:"";position:absolute;top:3px;right:4px;width:5px;height:5px;border-radius:50%;background:var(--lai-cam)}
.lai-o:disabled{cursor:default}
.lai-o:disabled .so{color:#ced4da}
.lai-o.ngoai{visibility:hidden}
.lai-chu-giai{display:flex;flex-wrap:wrap;gap:12px;margin-top:10px;font-size:11.5px;color:var(--lai-chu-3)}
.lai-chu-giai span{display:inline-flex;align-items:center;gap:5px}
.lai-chu-giai i{width:10px;height:4px;border-radius:2px;display:inline-block}

/* ══ NỘI DUNG NGÀY ══ */
.lai-ngay-dau{display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap;margin:0 0 12px}
.lai-ngay-dau h2{font-size:20px;font-weight:800;margin:0;letter-spacing:-.01em}
.lai-ngay-dau span{font-size:12.5px;color:var(--lai-chu-3)}
.lai-ds{display:flex;flex-direction:column;gap:10px}
.lai-trong{border:1px dashed var(--lai-ke);border-radius:12px;padding:22px;color:var(--lai-chu-2);font-size:14px;line-height:1.6;background:var(--cpt-the,#fff)}

/* thẻ tin — <details> để bàn phím/đọc màn hình dùng được sẵn */
.lai-tin{background:var(--lai-the);border:1px solid var(--lai-ke);border-radius:12px;position:relative;overflow:hidden}
.lai-tin::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--lai-xam)}
.lai-tin[data-mau="do"]::before{background:var(--lai-do)}
.lai-tin[data-mau="xanh"]::before{background:var(--lai-xanh)}
.lai-tin[data-mau="tim"]::before{background:var(--lai-tim)}
.lai-tin > summary{list-style:none;cursor:pointer;padding:14px 16px 14px 18px}
.lai-tin > summary::-webkit-details-marker{display:none}
.lai-tin-nhan{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-bottom:6px}
.lai-chip{font-size:11px;font-weight:700;padding:3px 8px;border-radius:999px;background:var(--lai-ke-2);color:var(--lai-chu-2);letter-spacing:.01em}
.lai-chip.do{background:var(--cpt-nhat,#fff0e8);color:var(--lai-do)}
.lai-chip.xanh{background:var(--cpt-nhat,#e7f1fb);color:var(--lai-xanh)}
.lai-chip.tim{background:var(--cpt-nhat,#f3f0ff);color:color-mix(in oklab,#6741d9,#fff var(--cpt-pha,0%))}
.lai-chip.thu_ngay{background:var(--cpt-nhat,#e6f6ea);color:#2b8a3e}
.lai-chip.de_mat{background:var(--cpt-nhat,#fff7e0);color:#9c6b00}
.lai-chip.chua_can{background:var(--cpt-the,#f1f3f5);color:#6c757d}
.lai-cty{font-size:12px;color:var(--lai-chu-3);margin-left:auto}
.lai-tin h3{font-size:16px;line-height:1.4;font-weight:700;margin:0;text-wrap:pretty}
.lai-tin-1c{font-size:14px;line-height:1.55;color:var(--lai-chu-2);margin:5px 0 0}
.lai-mo{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;color:var(--lai-cam);margin-top:8px}
.lai-mo::after{content:"";width:6px;height:6px;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .15s}
.lai-tin[open] .lai-mo::after{transform:rotate(-135deg) translateY(-1px)}
.lai-tin[open] .lai-mo .dong{display:inline}
.lai-mo .dong{display:none}
.lai-tin[open] .lai-mo .mo{display:none}
.lai-than{padding:2px 18px 16px;border-top:1px solid var(--lai-ke-2)}
.lai-so-lieu{display:flex;flex-wrap:wrap;gap:6px 18px;margin:12px 0 4px;padding:10px 12px;background:var(--lai-nen);border-radius:8px;font-size:12.5px;color:var(--lai-chu-2)}
.lai-so-lieu b{color:var(--lai-chu);font-variant-numeric:tabular-nums}
.lai-muc{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 22px;margin-top:12px}
.lai-muc > div h4{font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--lai-chu-3);margin:0 0 4px}
.lai-muc > div p{font-size:14px;line-height:1.62;margin:0;color:var(--lai-chu)}
.lai-muc .opc{grid-column:1/-1;background:var(--cpt-nhat,#fff7f1);border:1px solid #ffe2cf;border-radius:10px;padding:11px 13px}
.lai-muc .opc h4{color:var(--lai-cam)}
.lai-muc .thu{grid-column:1/-1}
.lai-muc .thu p{font-weight:600}
@media (max-width:640px){ .lai-muc{grid-template-columns:minmax(0,1fr)} }
.lai-nguon{margin-top:14px;font-size:12.5px;color:var(--lai-chu-3);line-height:1.8}
.lai-nguon a{
  color:var(--lai-chu-2);text-decoration:underline;text-decoration-color:var(--lai-ke);text-underline-offset:3px;margin-right:10px;
  /* tên nguồn dài từng đẩy thẻ rộng 1171px trong khung 698px → cắt "…" thay vì tràn */
  display:inline-block;max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;vertical-align:bottom;
}
.lai-nguon a:hover{color:var(--lai-cam)}

/* khối phụ: bản mới + nóng trên X */
.lai-phu{margin-top:18px;display:grid;gap:12px}
.lai-hop{background:var(--cpt-the,#fff);border:1px solid var(--lai-ke);border-radius:12px;padding:13px 15px}
.lai-hop h4{font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--lai-chu-3);margin:0 0 8px}
.lai-ban{display:flex;flex-wrap:wrap;gap:6px}
.lai-ban a{font-size:12.5px;font-weight:600;color:var(--lai-chu);background:var(--lai-nen);border:1px solid var(--lai-ke);border-radius:999px;padding:4px 10px;text-decoration:none;font-variant-numeric:tabular-nums}
.lai-ban a:hover{border-color:var(--lai-chu-3)}
.lai-x{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.lai-x li + li{border-top:1px solid var(--lai-ke-2)}
.lai-x a{display:block;padding:8px 0;text-decoration:none;color:var(--lai-chu)}
.lai-x .ai{font-size:12px;font-weight:700;color:var(--lai-chu-2)}
.lai-x .vai{font-weight:500;color:var(--lai-chu-3)}
.lai-x .xem{font-size:12px;color:var(--lai-chu-3);font-variant-numeric:tabular-nums;margin-left:6px}
.lai-x .chu{display:block;font-size:13px;line-height:1.5;color:var(--lai-chu-2);margin-top:2px}
.lai-x a:hover .chu{color:var(--lai-chu)}
.lai-luu-y{font-size:12px;color:var(--lai-chu-3);margin-top:14px;line-height:1.6}

/* trang chủ: rút gọn */
.lai-tc .lai-to-so{font-size:116px}
.lai-tc .lai-to-mo{display:none}   /* trang chủ: tờ gọn, đoạn mở để dành cho trang /lich-ai */
/* trang chủ: lịch tháng lấp khoảng trống dưới tờ lịch (máy tính); điện thoại ẩn để tin không bị đẩy xuống sâu */
@media (max-width:960px){ .lai-tc .lai-thang{display:none} }
.lai-tc-chan{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-top:14px}
.lai-nut{
  display:inline-flex;align-items:center;gap:8px;background:var(--lai-chu);color:#fff;text-decoration:none;
  font-weight:700;font-size:14px;padding:11px 18px;border-radius:999px;
}
.lai-nut:hover{background:#000}
.lai-tc-chan span{font-size:12.5px;color:var(--lai-chu-3)}

/* khung chờ khi đang tải */
.lai-cho{background:linear-gradient(90deg,var(--lai-ke-2),var(--cpt-the,#fff),var(--lai-ke-2));background-size:200% 100%;animation:lai-cho 1.2s linear infinite;border-radius:12px;height:96px}
@keyframes lai-cho{to{background-position:-200% 0}}
@media (prefers-reduced-motion:reduce){ .lai-cho{animation:none} }