/* ============================================================
   NHÓM XÚC TIẾN THƯƠNG MẠI — Bộ giao diện v2.1 (đồng bộ Option B)
   Tông: Xanh ngọc (emerald) + Hổ phách (amber) — pill, bo tròn lớn.
   Dùng chung cho 3 phân khu: public / thành viên / admin.
   ============================================================ */
:root {
  --primary:#075E42;        /* xanh ngọc đậm */
  --primary-600:#0B7A55;    /* xanh ngọc tươi */
  --primary-50:#E7F6EF;     /* mint nhạt */
  --accent:#F6B01E;         /* hổ phách */
  --accent-100:#FFF7E0;
  --ink:#172126;
  --muted:#6B7A74;
  --line:#E6EEEA;
  --bg:#F7FAF8;
  --card:#FFFFFF;
  --ok:#0B7A55; --ok-bg:#E7F6EF;
  --warn:#D97706; --warn-bg:#FFFBEB;
  --bad:#DC2626; --bad-bg:#FEF2F2;
  --radius:16px;
  --shadow:0 1px 3px rgba(7,94,66,.07), 0 6px 18px rgba(7,94,66,.07);
  color-scheme: light;
}
* { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; }
body { font-family:'Segoe UI', system-ui, -apple-system, Roboto, Arial, sans-serif; background:var(--bg); color:var(--ink); font-size:15px; line-height:1.55; }
a { color:var(--primary-600); text-decoration:none; }
a:hover { text-decoration:underline; }
img { max-width:100%; display:block; }
h1,h2,h3 { line-height:1.25; color:#10231B; font-weight:700; letter-spacing:-.3px; }
h3 { color:var(--primary); }
.container { max-width:1120px; margin:0 auto; padding:0 20px; }

/* ---------- nút (pill như trang chủ) ---------- */
.btn { display:inline-flex; align-items:center; gap:8px; border:none; cursor:pointer; border-radius:99px; padding:11px 22px; font-size:14px; font-weight:700; transition:.15s; text-decoration:none !important; }
.btn-primary { background:var(--primary-600); color:#fff; box-shadow:0 6px 16px rgba(11,122,85,.25); }
.btn-primary:hover { background:var(--primary); }
.btn-accent { background:var(--accent); color:#4A3200; }
.btn-ghost, .btn-soft { background:var(--primary-50); color:var(--primary); }
.btn-sm { padding:7px 15px; font-size:13px; }
.btn-danger { background:var(--bad-bg); color:var(--bad); border:1px solid #FCA5A5; }

/* ---------- card / badge ---------- */
.card { background:var(--card); border:1px solid var(--line); border-radius:var(--radius); box-shadow:var(--shadow); padding:22px; }
.badge { display:inline-block; font-size:12px; font-weight:700; border-radius:99px; padding:3px 11px; }
.badge-ok { background:var(--ok-bg); color:var(--ok); }
.badge-warn { background:var(--warn-bg); color:var(--warn); }
.badge-bad { background:var(--bad-bg); color:var(--bad); }
.badge-blue { background:var(--primary-50); color:var(--primary); }
.badge-amber { background:var(--accent-100); color:#8A6400; }

/* ---------- bảng ---------- */
table.tbl { width:100%; border-collapse:collapse; font-size:14px; background:#fff; border-radius:14px; overflow:hidden; box-shadow:var(--shadow); }
.tbl th { background:var(--primary); color:#fff; text-align:left; padding:11px 14px; font-size:12.5px; letter-spacing:.4px; text-transform:uppercase; }
.tbl td { padding:11px 14px; border-bottom:1px solid var(--line); vertical-align:top; }
.tbl tr:last-child td { border-bottom:none; }
.tbl tr:hover td { background:#F4FAF7; }
.tbl .num { text-align:right; font-variant-numeric:tabular-nums; }

/* ---------- form ---------- */
label.fld { display:block; font-size:13px; font-weight:600; color:var(--ink); margin:14px 0 5px; }
input.inp, select.inp, textarea.inp { width:100%; border:1.5px solid var(--line); border-radius:12px; padding:10px 13px; font-size:14px; font-family:inherit; background:#fff; }
input.inp:focus, select.inp:focus, textarea.inp:focus { outline:none; border-color:var(--primary-600); box-shadow:0 0 0 3px var(--primary-50); }
.hint { font-size:12px; color:var(--muted); margin-top:4px; }

/* ---------- PUBLIC layout (đồng bộ header trang chủ) ---------- */
.pub-header { background:rgba(255,255,255,.94); backdrop-filter:blur(8px); border-bottom:1px solid var(--line); position:sticky; top:0; z-index:50; }
.pub-header .inner { max-width:1160px; margin:0 auto; padding:0 20px; display:flex; align-items:center; gap:20px; height:66px; }
.brand { display:flex; align-items:center; gap:10px; font-weight:800; color:var(--primary); font-size:15.5px; letter-spacing:.3px; white-space:nowrap; }
.brand .logo { width:40px; height:40px; border-radius:12px; background:linear-gradient(135deg,var(--primary),var(--primary-600)); color:var(--accent); display:flex; align-items:center; justify-content:center; font-size:17px; font-weight:800; }
.pub-nav { display:flex; gap:4px; flex:1; }
.pub-nav a { padding:8px 14px; border-radius:99px; color:#394750; font-weight:600; font-size:14px; }
.pub-nav a:hover { background:var(--primary-50); color:var(--primary); text-decoration:none; }
.pub-nav a.active { background:var(--primary-50); color:var(--primary); }
.pub-footer { background:#07251B; color:#9DBFB0; margin-top:60px; padding:36px 0 26px; font-size:13.5px; }
.pub-footer .cols { max-width:1120px; margin:0 auto; padding:0 20px; display:grid; grid-template-columns:2fr 1fr 1fr; gap:30px; }
.pub-footer h4 { color:#fff; font-size:14px; margin-bottom:10px; }
.pub-footer a { color:#9DBFB0; display:block; margin:5px 0; }
.pub-footer .quote { color:var(--accent); font-style:italic; margin-top:10px; }
.pub-footer .copy { text-align:center; border-top:1px solid rgba(255,255,255,.12); margin-top:26px; padding-top:16px; color:#6E9A88; font-size:12.5px; }

.hero { background:radial-gradient(900px 400px at 85% -10%, #E7F6EF 0%, transparent 60%), linear-gradient(120deg,var(--primary),var(--primary-600)); color:#fff; padding:70px 0 64px; }
.hero h1 { color:#fff; font-size:40px; max-width:640px; }
.hero .accent { color:#FDE68A; }
.hero p.lead { color:#CDEDDF; font-size:17px; max-width:560px; margin:18px 0 28px; }
.section { padding:48px 0 8px; }
.section > .container > h2 { font-size:27px; margin-bottom:6px; }
.section .sub { color:var(--muted); margin-bottom:26px; }
.grid3 { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.grid4 { display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.grid2 { display:grid; grid-template-columns:1fr 1fr; gap:20px; }

/* ---------- APP layout (thành viên + admin) ---------- */
.app-shell { display:flex; min-height:100vh; }
/* sidebar sáng: tranh màu nước phía sau + các khối menu dạng kính mờ (nhìn xuyên qua) */
.sidebar { width:248px; color:#1F2D27; flex-shrink:0; display:flex; flex-direction:column; position:sticky; top:0; height:100vh; overflow-y:auto; border-right:1px solid #E3E8E4;
  background:linear-gradient(rgba(250,250,245,.10), rgba(250,250,245,.25)), url(xttm_sidebar_bg.jpg) 50% 42% / cover no-repeat, #F4F2EA; scrollbar-width:thin; scrollbar-color:rgba(16,35,27,.25) transparent; }
.sidebar .brand { padding:18px 18px 14px; color:#10231B; margin:10px 10px 0; border-radius:14px; background:rgba(255,255,255,.45); -webkit-backdrop-filter:blur(3px) saturate(120%); backdrop-filter:blur(3px) saturate(120%); border:1px solid rgba(255,255,255,.75); }
.sidebar .brand .logo { background:var(--accent); color:var(--primary); }
/* khối menu: thanh màu tiêu đề + thân kính mờ (màu lấy từ --gc, đặt trong xttm_master.js) */
.side-block { margin:12px 10px 0; border-radius:14px; overflow:hidden; background:rgba(255,255,255,.40); -webkit-backdrop-filter:blur(3px) saturate(120%); backdrop-filter:blur(3px) saturate(120%);
  border:1px solid rgba(255,255,255,.75); box-shadow:0 6px 20px rgba(16,35,27,.08); }
.side-block:last-of-type { margin-bottom:12px; }
.side-group { font-size:11px; font-weight:700; letter-spacing:1.2px; text-transform:uppercase; color:#fff; background:color-mix(in srgb, var(--gc) 86%, transparent); padding:8px 14px; }
.sidebar .side-block a.item { padding:8px 14px; }
.sidebar a.item { display:flex; align-items:center; gap:10px; padding:9px 18px; color:#1F2D27; font-size:14px; font-weight:500; border-left:3px solid transparent; text-shadow:0 0 6px rgba(255,255,255,.95), 0 0 2px rgba(255,255,255,.95); }
.sidebar a.item:hover { background:rgba(255,255,255,.6); text-decoration:none; color:#075E42; }
.sidebar a.item.active { background:rgba(246,176,30,.24); color:#7A4B00; border-left-color:var(--accent); font-weight:600; }
.sidebar .role-tag { margin:auto 14px 14px; background:rgba(255,255,255,.6); -webkit-backdrop-filter:blur(10px); backdrop-filter:blur(10px); border-radius:12px; padding:10px 12px; font-size:12px; }
.sidebar .role-tag select { width:100%; margin-top:6px; background:#fff; color:#10231B; border:1px solid var(--line); border-radius:8px; padding:6px; font-size:12.5px; }
.app-main { flex:1; min-width:0; }
.topbar { background:#fff; border-bottom:1px solid var(--line); height:58px; display:flex; align-items:center; gap:16px; padding:0 24px; position:sticky; top:0; z-index:40; }
.topbar h1 { font-size:17px; flex:1; color:#10231B; }
.topbar .user { display:flex; align-items:center; gap:10px; font-size:13.5px; font-weight:600; }
/* menu Tài khoản xổ xuống */
.acc { position:relative; }
.acc button.user { background:none; border:1px solid transparent; border-radius:99px; padding:3px 10px 3px 3px; cursor:pointer; font:inherit; font-size:13.5px; font-weight:600; color:#10231B; }
.acc button.user:hover, .acc.open button.user { background:var(--primary-50); border-color:var(--line); }
.acc-car { font-style:normal; font-size:11px; color:#6B7A74; transition:transform .15s; }
.acc.open .acc-car { transform:rotate(180deg); }
.acc-menu { display:none; position:absolute; right:0; top:calc(100% + 8px); width:250px; background:#fff; border:1px solid var(--line); border-radius:14px; box-shadow:0 14px 40px rgba(7,94,66,.16); padding:6px; z-index:90; }
.acc.open .acc-menu { display:block; }
.acc-item { display:flex; align-items:center; gap:10px; padding:10px 12px; border-radius:10px; color:#10231B; font-size:14px; font-weight:500; text-decoration:none !important; }
.acc-item:hover { background:var(--primary-50); }
.acc-item.active { background:#FFF4DB; color:#7A4B00; }
.acc-n { margin-left:auto; background:#E05E10; color:#fff; font-size:11px; min-width:20px; height:20px; border-radius:10px; display:flex; align-items:center; justify-content:center; padding:0 5px; }
.acc-n[hidden], .tb-bell b[hidden] { display:none; }
.acc-sep { height:1px; background:var(--line); margin:6px 4px; }
.acc-out { color:#A3372F; }
/* công tắc Bật/Tắt trong menu Tài khoản */
button.acc-item { width:100%; background:none; border:none; cursor:pointer; font:inherit; font-size:14px; font-weight:500; text-align:left; }
.acc-sw { margin-left:auto; flex-shrink:0; width:36px; height:20px; border-radius:99px; background:#CBD5D1; position:relative; transition:background .15s; }
.acc-sw::after { content:""; position:absolute; top:2px; left:2px; width:16px; height:16px; border-radius:50%; background:#fff; box-shadow:0 1px 3px rgba(0,0,0,.25); transition:left .15s; }
.acc-toggle[aria-checked="true"] .acc-sw { background:var(--primary-600); }
.acc-toggle[aria-checked="true"] .acc-sw::after { left:18px; }
.topbar .avatar { width:34px; height:34px; border-radius:50%; background:var(--primary-600); color:#fff; display:flex; align-items:center; justify-content:center; font-size:13px; }
.app-content { padding:24px; max-width:1180px; }

/* nền tranh màu nước theo từng trang (--page-bg đặt trong xttm_master.js) + các khối dạng kính mờ */
.app-main.has-bg { position:relative; background:transparent; }
.app-main.has-bg::before { content:""; position:fixed; top:0; right:0; bottom:0; left:248px; z-index:0; pointer-events:none;
  background:linear-gradient(rgba(247,250,248,.30), rgba(247,250,248,.42)), var(--page-bg) center / cover no-repeat, #F4F2EA; }
.app-main.has-bg .app-content { position:relative; z-index:1; }
.app-main.has-bg .topbar { background:rgba(255,255,255,.72); -webkit-backdrop-filter:blur(12px) saturate(140%); backdrop-filter:blur(12px) saturate(140%); border-bottom-color:rgba(255,255,255,.6); }
.app-main.has-bg .card, .app-main.has-bg .kpi, .app-main.has-bg table.tbl {
  background:rgba(255,255,255,.62); -webkit-backdrop-filter:blur(8px) saturate(130%); backdrop-filter:blur(8px) saturate(130%);
  border-color:rgba(255,255,255,.75); box-shadow:0 8px 28px rgba(16,35,27,.10); }
.app-main.has-bg .card .card, .app-main.has-bg .card table.tbl { -webkit-backdrop-filter:none; backdrop-filter:none; background:rgba(255,255,255,.5); }
.app-main.has-bg .tbl tr:hover td { background:rgba(255,255,255,.55); }

/* KPI cards */
.kpis { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin-bottom:22px; }
.kpi { background:#fff; border:1px solid var(--line); border-radius:var(--radius); padding:16px 18px; box-shadow:var(--shadow); }
.kpi .v { font-size:26px; font-weight:800; color:var(--primary); }
.kpi .l { font-size:12.5px; color:var(--muted); margin-top:2px; }
.kpi.up .v { color:var(--primary-600); } .kpi.warn .v { color:var(--warn); }

.role-hidden { display:none !important; }
/* ảnh chân dung trong khung tròn/khung nhỏ: giữ phần đầu */
.av img, img.av, .ava img, .m-card .ava img, #eAva img, .topbar .avatar img { object-position:center top; }

/* nút menu mobile + lớp phủ (khu quản lý) */
.menu-btn { display:none; background:var(--primary-50); color:var(--primary); border:none; border-radius:10px; min-width:38px; height:38px; font-size:18px; cursor:pointer; align-items:center; justify-content:center; }
#scrim { display:none; }
#scrim.on { display:block; position:fixed; inset:0; background:rgba(0,0,0,.45); z-index:90; }

/* nút đóng menu, thanh điều hướng dưới (điện thoại), nút thoát */
.side-x { display:none; margin-left:auto; background:rgba(16,35,27,.08); color:#10231B; border:none; border-radius:10px; width:34px; height:34px; font-size:16px; cursor:pointer; }
.tb-oi { display:none; }
.tb-bell { position:relative; display:flex; align-items:center; justify-content:center; width:38px; height:38px; border-radius:50%; background:var(--primary-50); font-size:17px; text-decoration:none !important; flex-shrink:0; }
.tb-bell b { position:absolute; top:-3px; right:-3px; background:#E05E10; color:#fff; font-size:10.5px; min-width:18px; height:18px; border-radius:9px; display:flex; align-items:center; justify-content:center; padding:0 4px; border:2px solid #fff; }
.bnav { display:none; }
.topbar h1 { white-space:nowrap; overflow:hidden; text-overflow:ellipsis; min-width:0; }

/* responsive */
@media (max-width: 900px) {
  .grid3,.grid4 { grid-template-columns:repeat(2,1fr); }
  .grid2 { grid-template-columns:1fr !important; }
  .kpis { grid-template-columns:1fr 1fr; }
  .pub-footer .cols { grid-template-columns:1fr; }
  .pub-nav { display:none; }
  .hero h1 { font-size:30px; }
  /* khu quản lý trên mobile: sidebar = ngăn kéo trượt */
  .menu-btn { display:flex; }
  .sidebar { position:fixed; top:0; left:-280px; width:262px; height:100vh; height:100dvh; z-index:100; transition:left .25s ease; box-shadow:4px 0 24px rgba(0,0,0,.35); }
  .sidebar.open { left:0; }
  .app-main.has-bg::before { left:0; }
  .topbar { padding:0 12px; gap:10px; }
  .topbar h1 { font-size:15px; }
  .topbar .user span { display:none; }
  .app-content { padding:14px; }
  table.tbl { display:block; overflow-x:auto; -webkit-overflow-scrolling:touch; }
  .tbl th, .tbl td { white-space:nowrap; }
  .tbl td[contenteditable] { min-width:160px; }
}
@media (max-width: 900px) {
  .side-x { display:flex; align-items:center; justify-content:center; }
  .sidebar .brand { display:flex; align-items:center; }
  .sidebar a.item { padding:12px 18px; font-size:15px; }
  /* thanh lối tắt dưới cùng */
  .bnav { display:flex; position:fixed; left:0; right:0; bottom:0; z-index:80; background:rgba(255,255,255,.97); backdrop-filter:blur(8px);
          border-top:1px solid var(--line); box-shadow:0 -6px 20px rgba(7,94,66,.08); padding:4px 4px calc(4px + env(safe-area-inset-bottom)); }
  .bnav a, .bnav button { flex:1; display:flex; flex-direction:column; align-items:center; gap:1px; padding:6px 2px; border:none; background:none; font:600 11px/1.2 inherit;
          color:#6B7A74; text-decoration:none !important; border-radius:12px; cursor:pointer; font-family:inherit; }
  .bnav i { font-style:normal; font-size:19px; line-height:1.15; }
  .bnav a.on { color:var(--primary); background:var(--primary-50); }
  .app-content { padding-bottom:84px !important; }
  .topbar { height:54px; }
}
@media (max-width: 520px) {
  .grid3,.grid4 { grid-template-columns:1fr; }
  .btn { padding:10px 16px; }
  .topbar .badge { display:none; }
  .topbar .avatar { width:32px; height:32px; font-size:12px; }
  .tb-out { width:38px; height:38px; min-height:38px !important; padding:0 !important; justify-content:center; font-size:17px; }
  .tb-ot { display:none; } .tb-oi { display:inline; }
  .app-content { padding:12px; }
  .app-content h2 { font-size:19px; }
  .card h3 { font-size:16px; }
}