/* Viva Star Coffee — Bản tin nội bộ. Khung tĩnh, chỉ sửa khi đổi giao diện. */
:root{
  --bg:#f1fbf6; --surface:#ffffff; --surface-2:#e9f8f1; --border:#c9ecdd;
  --text:#0e2419; --muted:#456355; --faint:#527365;
  --brand:#0f7a4f; --brand-soft:#ddf6ea; --accent:#12b981;
  --up:#0a8f52; --up-bg:#dbf6e8; --down:#c8372b; --down-bg:#fdeae7;
  --crit:#b62a1f; --crit-bg:#fdeae8; --high:#a8720c; --high-bg:#fdf3dd;
  --med:#1f6fb8; --med-bg:#e5f1fc; --low:#5b7a6e; --low-bg:#e9f3ee;
  --radius:14px; --shadow:0 1px 2px rgba(12,60,40,.06),0 6px 20px rgba(12,60,40,.06);
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0b1712; --surface:#12211b; --surface-2:#17291f; --border:#253d31;
    --text:#e9f7f0; --muted:#a4c1b3; --faint:#7fa08f;
    --brand:#4fe0a6; --brand-soft:#12312a; --accent:#7ff0c4;
    --up:#4ade9e; --up-bg:#0f3327; --down:#f88b7c; --down-bg:#33191a;
    --crit:#ff9b8d; --crit-bg:#3a1c19; --high:#f0c46e; --high-bg:#332a12;
    --med:#78c0f0; --med-bg:#14283a; --low:#9db3a8; --low-bg:#1e2b25;
    --shadow:0 1px 2px rgba(0,0,0,.4),0 6px 20px rgba(0,0,0,.3);
  }
}
:root[data-theme="dark"]{
  --bg:#0b1712; --surface:#12211b; --surface-2:#17291f; --border:#253d31;
  --text:#e9f7f0; --muted:#a4c1b3; --faint:#7fa08f;
  --brand:#4fe0a6; --brand-soft:#12312a; --accent:#7ff0c4;
  --up:#4ade9e; --up-bg:#0f3327; --down:#f88b7c; --down-bg:#33191a;
  --crit:#ff9b8d; --crit-bg:#3a1c19; --high:#f0c46e; --high-bg:#332a12;
  --med:#78c0f0; --med-bg:#14283a; --low:#9db3a8; --low-bg:#1e2b25;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 6px 20px rgba(0,0,0,.3);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);
  font:18px/1.62 "Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  -webkit-text-size-adjust:100%}
a{color:var(--brand)}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}

/* ── Đầu trang ── */
header.top{background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20}
.top-in{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding:12px 0}
.logo{font-weight:800;font-size:19.5px;letter-spacing:-.3px;color:var(--brand);text-decoration:none;white-space:nowrap}
.logo .ten{color:var(--brand);font-weight:800;white-space:nowrap}
.logo .ten span{color:var(--text);font-weight:600}
nav.main{display:flex;gap:4px;margin-left:auto;flex-wrap:wrap}
nav.main a{padding:7px 13px;border-radius:8px;text-decoration:none;color:var(--muted);font-size:16.1px;font-weight:600}
nav.main a:hover{background:var(--surface-2);color:var(--text)}
nav.main a.on{background:var(--brand-soft);color:var(--brand)}
.tbtn{background:var(--surface-2);border:1px solid var(--border);color:var(--muted);
  width:36px;height:36px;border-radius:8px;cursor:pointer;font-size:17.2px;line-height:1}
.tbtn:hover{color:var(--text)}

/* ── Tiêu đề số báo ── */
.masthead{padding:30px 0 6px}
.kicker{font-size:13.8px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;color:var(--accent)}
.masthead h1{margin:8px 0 8px;font-size:clamp(28px,4.2vw,42px);line-height:1.22;letter-spacing:-.6px}
.dek{color:var(--muted);font-size:18.4px;max-width:74ch;margin:0}
.meta{color:var(--faint);font-size:14.9px;margin-top:10px}

/* ── Khối chung ── */
section{margin:30px 0}
h2.sec{font-size:14.9px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase;
  color:var(--faint);margin:0 0 14px;padding-bottom:9px;border-bottom:1px solid var(--border)}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:18px;box-shadow:var(--shadow)}
.grid{display:grid;gap:14px}
.g2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}

/* ── Banner ngày lễ ── */
.banner{border-radius:var(--radius);padding:22px;border:1px solid var(--border);
  background:linear-gradient(135deg,var(--brand-soft),var(--surface));box-shadow:var(--shadow)}
.banner.none{background:var(--surface)}
.banner .flag{font-size:39.1px;line-height:1}
.banner h3{margin:8px 0 4px;font-size:24.1px}
.banner .sub{color:var(--muted);font-size:16.1px;margin-bottom:14px}
.greet{background:var(--surface);border:1px solid var(--border);border-radius:10px;
  padding:12px 14px;margin-top:10px}
.greet .lbl{font-size:12.6px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;color:var(--faint)}
.greet p{margin:5px 0 9px;font-size:17.2px}
.copy{background:var(--brand);color:#fff;border:0;border-radius:7px;padding:6px 13px;
  font-size:14.9px;font-weight:600;cursor:pointer;font-family:inherit}
.copy:hover{opacity:.88}
.copy.ok{background:var(--up)}

/* ── KPI ── */
.kpi{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:15px;box-shadow:var(--shadow)}
.kpi .lbl{font-size:13.2px;color:var(--faint);text-transform:uppercase;letter-spacing:.7px;font-weight:700}
.kpi .val{font-size:28.7px;font-weight:750;margin:7px 0 3px;letter-spacing:-.6px;font-variant-numeric:tabular-nums}
.kpi .sub{font-size:14.4px;color:var(--muted)}
.chg{display:inline-block;font-size:14.4px;font-weight:700;padding:2px 8px;border-radius:20px;font-variant-numeric:tabular-nums}
.chg.up{color:var(--up);background:var(--up-bg)} .chg.down{color:var(--down);background:var(--down-bg)}
.chg.flat{color:var(--muted);background:var(--surface-2)}

/* ── Biểu đồ thanh ── */
.bars{display:flex;flex-direction:column;gap:11px;margin-top:4px}
.bar-row{display:grid;grid-template-columns:88px 1fr auto;gap:11px;align-items:center;font-size:16.1px}
.bar-track{background:var(--surface-2);border-radius:5px;height:24px;overflow:hidden;border:1px solid var(--border)}
.bar-fill{height:100%;background:linear-gradient(90deg,var(--brand),var(--accent));border-radius:4px 0 0 4px}
.bar-val{font-variant-numeric:tabular-nums;font-weight:650;white-space:nowrap;font-size:15.5px}

/* ── Tỷ giá ── */
.fx{display:flex;flex-wrap:wrap;gap:9px}
.fx div{background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:8px 12px;font-size:15.5px}
.fx b{font-variant-numeric:tabular-nums;display:block;font-size:17.2px;margin-top:2px}
.fx span{color:var(--faint);font-size:13.2px}

/* ── Yếu tố giá ── */
.fact{display:flex;gap:9px;align-items:flex-start;padding:9px 0;border-bottom:1px solid var(--border);font-size:16.7px}
.fact:last-child{border-bottom:0}
.fact .ar{font-weight:800;font-size:14.9px;flex:0 0 auto;padding:1px 8px;border-radius:20px}
.fact .ar.tang{color:var(--up);background:var(--up-bg)} .fact .ar.giam{color:var(--down);background:var(--down-bg)}

/* ── Tin tức ── */
.filters{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:16px}
.filters button{background:var(--surface);border:1px solid var(--border);color:var(--muted);
  padding:6px 13px;border-radius:20px;font-size:15.5px;cursor:pointer;font-family:inherit;font-weight:600}
.filters button:hover{color:var(--text)}
.filters button.on{background:var(--brand);border-color:var(--brand);color:#fff}
article.news{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:18px;margin-bottom:14px;box-shadow:var(--shadow)}
article.news.critical{border-left:4px solid var(--crit)}
article.news.high{border-left:4px solid var(--high)}
.tags{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:9px;align-items:center}
.tag{font-size:12.6px;font-weight:700;padding:3px 9px;border-radius:20px;letter-spacing:.4px;text-transform:uppercase}
.tag.critical{color:var(--crit);background:var(--crit-bg)} .tag.high{color:var(--high);background:var(--high-bg)}
.tag.medium{color:var(--med);background:var(--med-bg)}   .tag.low{color:var(--low);background:var(--low-bg)}
.tag.ctry{color:var(--muted);background:var(--surface-2);border:1px solid var(--border);text-transform:none}
article.news h3{margin:0 0 9px;font-size:21.3px;line-height:1.34;letter-spacing:-.3px}
article.news p.body{margin:0 0 14px;color:var(--muted);font-size:17.2px}
.impact{background:var(--brand-soft);border-radius:9px;padding:13px 15px;margin-bottom:12px}
.impact .lbl{font-size:12.6px;font-weight:800;letter-spacing:.9px;text-transform:uppercase;color:var(--brand);margin-bottom:5px}
.impact p{margin:0;font-size:16.7px}
.srcs{font-size:14.9px;color:var(--faint)}
.srcs a{margin-right:11px;white-space:nowrap}

/* ── Lịch lễ ── */
.hol{display:grid;grid-template-columns:60px 1fr auto;gap:13px;align-items:center;
  padding:12px 0;border-bottom:1px solid var(--border)}
.hol:last-child{border-bottom:0}
.hol .d{text-align:center;background:var(--surface-2);border:1px solid var(--border);border-radius:9px;padding:5px 2px}
.hol .d .dd{font-size:21.8px;font-weight:750;line-height:1.1}
.hol .d .mm{font-size:12.1px;color:var(--faint);text-transform:uppercase;letter-spacing:.5px}
.hol .n{font-weight:640;font-size:17.2px}
.hol .c{color:var(--muted);font-size:14.9px}
.cd{font-size:14.4px;font-weight:700;padding:4px 10px;border-radius:20px;background:var(--surface-2);
  border:1px solid var(--border);white-space:nowrap}
.cd.soon{background:var(--high-bg);color:var(--high);border-color:transparent}
.cd.today{background:var(--crit-bg);color:var(--crit);border-color:transparent}
.est{font-size:12.1px;font-weight:700;color:var(--high);background:var(--high-bg);
  padding:2px 7px;border-radius:20px;margin-left:6px;white-space:nowrap}
.month-h{font-size:14.9px;font-weight:750;letter-spacing:.9px;text-transform:uppercase;
  color:var(--brand);margin:26px 0 6px}

/* ── Lưu trữ ── */
.iss{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:14px 0;
  border-bottom:1px solid var(--border);flex-wrap:wrap}
.iss:last-child{border-bottom:0}
.iss .t{font-weight:640;font-size:17.8px} .iss .t a{text-decoration:none}
.iss .t a:hover{text-decoration:underline}
.iss .dt{color:var(--faint);font-size:14.9px;font-variant-numeric:tabular-nums;white-space:nowrap}

.empty{color:var(--faint);text-align:center;padding:34px 18px;font-size:16.7px}
footer{border-top:1px solid var(--border);margin-top:44px;padding:22px 0 34px;
  color:var(--faint);font-size:14.9px}
.tbl-scroll{overflow-x:auto}
@media (max-width:560px){
  .bar-row{grid-template-columns:76px 1fr}.bar-val{grid-column:2;justify-self:end}
  .hol{grid-template-columns:52px 1fr}.cd{grid-column:2;justify-self:start;margin-top:4px}
}

/* ── Chiến dịch marketing đối thủ ── */
article.camp{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:18px 20px;margin-bottom:14px;box-shadow:var(--shadow);border-left:4px solid var(--border)}
article.camp.dang_chay{border-left-color:var(--up)}
article.camp.sap_chay{border-left-color:var(--high)}
article.camp.da_ket_thuc{border-left-color:var(--border)}
article.camp h3{margin:0 0 8px;font-size:20.7px;line-height:1.34;letter-spacing:-.3px}
article.camp p.body{margin:0 0 12px;color:var(--muted);font-size:17.2px}
.tag.brand{color:var(--brand);background:var(--brand-soft);text-transform:none}
.tag.st{text-transform:none}
.tag.st.dang_chay{color:var(--up);background:var(--up-bg)}
.tag.st.sap_chay{color:var(--high);background:var(--high-bg)}
.tag.st.da_ket_thuc{color:var(--faint);background:var(--surface-2)}
.kenhs{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 11px}
.kenh{font-size:13.8px;color:var(--muted);background:var(--surface-2);border:1px solid var(--border);
  border-radius:6px;padding:2px 8px;white-space:nowrap}
.ket{font-size:16.1px;background:var(--surface-2);border:1px solid var(--border);border-radius:9px;
  padding:10px 13px;margin-bottom:12px}
.ket .lbl{font-size:12.6px;font-weight:800;letter-spacing:.8px;text-transform:uppercase;
  color:var(--faint);margin-right:7px}
a.more{display:inline-block;margin-top:4px;font-weight:650;font-size:16.7px;text-decoration:none;
  background:var(--brand-soft);color:var(--brand);border-radius:9px;padding:11px 16px}
a.more:hover{opacity:.85}

/* ── Thanh tab nhảy mục ── */
nav.tabs{display:flex;gap:7px;overflow-x:auto;padding:10px 20px;background:var(--bg);
  border-bottom:1px solid var(--border);scrollbar-width:none;-webkit-overflow-scrolling:touch}
nav.tabs::-webkit-scrollbar{display:none}
nav.tabs a{white-space:nowrap;font-size:15.5px;font-weight:650;text-decoration:none;color:var(--muted);
  background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:8px 14px}
nav.tabs a.on{background:var(--brand);border-color:var(--brand);color:#fff}
section{scroll-margin-top:76px}

/* ── Điện thoại ── */
@media (max-width:720px){
  .wrap{padding:0 14px}
  /* Chỉ MỘT thanh dính ở trên cùng: thanh tab. Đầu trang cuộn đi cho thoáng màn hình. */
  header.top{position:static}
  .top-in{gap:10px;padding:10px 0}
  .logo{font-size:17.8px}
  nav.main{margin-left:auto;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;max-width:100%}
  nav.main::-webkit-scrollbar{display:none}
  nav.main a{padding:6px 11px;font-size:15.5px;white-space:nowrap}
  nav.tabs{position:sticky;top:0;z-index:30;padding:9px 14px}
  section{scroll-margin-top:58px;margin:24px 0}
  .masthead{padding:18px 0 4px}
  .masthead h1{font-size:26.4px;letter-spacing:-.4px}
  .dek{font-size:17.2px}
  .card{padding:15px}

  /* Dải chỉ số: cuộn ngang có điểm dừng thay vì xếp chồng 4 thẻ cao ngoằng */
  .grid.g4{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:10px;
    margin:0 -14px;padding:2px 14px 6px;scrollbar-width:none}
  .grid.g4::-webkit-scrollbar{display:none}
  .grid.g4>*{flex:0 0 79%;scroll-snap-align:start}
  .kpi .val{font-size:26.4px}

  /* Nút lọc: một hàng cuộn ngang, dính dưới thanh tab khi ở trang chiến dịch */
  .filters{flex-wrap:nowrap;overflow-x:auto;margin:0 -14px 12px;padding:2px 14px 6px;scrollbar-width:none}
  .filters::-webkit-scrollbar{display:none}
  .filters button{flex:0 0 auto;padding:8px 13px}
  .filters.sticky{position:sticky;top:0;z-index:25;background:var(--bg);margin-top:0;
    padding-top:10px;padding-bottom:10px;border-bottom:1px solid var(--border)}

  /* Tỷ giá: cuộn ngang cho khỏi vỡ hàng */
  .fx{flex-wrap:nowrap;overflow-x:auto;margin:0 -3px;padding:2px 3px 6px;scrollbar-width:none}
  .fx::-webkit-scrollbar{display:none}
  .fx div{flex:0 0 auto}

  article.news,article.camp{padding:15px 16px}
  article.news h3,article.camp h3{font-size:19.5px}
  article.news p.body,article.camp p.body{font-size:16.7px}
  .impact{padding:11px 13px}
  .srcs a{display:inline-block;margin:3px 9px 0 0}
  .banner{padding:18px}
  .greet p{font-size:16.7px}
  .copy{padding:8px 14px}
  .iss{padding:12px 0}
  footer{margin-top:32px;padding:18px 0 30px}
}

/* ── Logo và bộ chỉnh cỡ chữ ── */
.logo{display:inline-flex;align-items:center;gap:10px}
.logo img.mark{width:38px;height:38px;display:block;flex:0 0 auto}
.fs{display:flex;gap:4px;align-items:center;background:var(--surface-2);
  border:1px solid var(--border);border-radius:10px;padding:3px}
.fs button{background:none;border:0;color:var(--muted);cursor:pointer;line-height:1;
  border-radius:7px;padding:6px 10px;font-weight:750}
.fs button:nth-child(1){font-size:14px}
.fs button:nth-child(2){font-size:17px}
.fs button:nth-child(3){font-size:20px}
.fs button:hover{color:var(--text)}
.fs button.on{background:var(--brand);color:#fff}
.masthead .logo-lon{display:none}
@media (max-width:720px){
  .logo img.mark{width:34px;height:34px}
  .fs button{padding:6px 9px}
  /* Hàng trên: logo + cỡ chữ + sáng/tối. Hàng dưới: các mục điều hướng, cuộn ngang. */
  nav.main{order:3;flex:1 0 100%;margin-left:0;padding-bottom:2px}
  .fs{margin-left:auto}
  .logo .ten span{display:none}
}
@media (max-width:420px){
  .logo .ten{display:none}
}