/* Mộc Miên Yoga & Healthcare — màu, chữ, thành phần dùng chung.
   Màu lấy từ logo: xanh lá #7EC042, xanh chuối #D2DD27; chữ và nút dùng xanh đậm để đủ tương phản. */
:root{
  --bg:#F6FAF2; --surface:#FFFFFF; --sunk:#ECF3E5; --ink:#1D2A17; --muted:#5A6A52; --line:#D6E3CB;
  --accent:#3D7A1A; --accent-ink:#FFFFFF; --accent-soft:#E5F2D6; --brand:#7EC042; --lime:#D2DD27; --leaf:#4E8B23;
  --ok:#2E6B1A; --ok-soft:#DFF0D2; --warn:#8F5A06; --warn-soft:#F7ECCB; --bad:#A3302B; --bad-soft:#F7DEDB; --off:#66725F; --off-soft:#E4E9E0;
  --display:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --body:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --r:12px;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0F150C; --surface:#162012; --sunk:#0B1009; --ink:#E5EEDD; --muted:#9CAD92; --line:#283622;
  --accent:#93D158; --accent-ink:#11200A; --accent-soft:#213318; --brand:#8FCB4E; --lime:#D7E14A; --leaf:#A9D77E;
  --ok:#8FD38A; --ok-soft:#1C3318; --warn:#E5B45A; --warn-soft:#3A2D12; --bad:#F08A7E; --bad-soft:#3E1D1A; --off:#9BA796; --off-soft:#232C1F;
  color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0F150C; --surface:#162012; --sunk:#0B1009; --ink:#E5EEDD; --muted:#9CAD92; --line:#283622;
  --accent:#93D158; --accent-ink:#11200A; --accent-soft:#213318; --brand:#8FCB4E; --lime:#D7E14A; --leaf:#A9D77E;
  --ok:#8FD38A; --ok-soft:#1C3318; --warn:#E5B45A; --warn-soft:#3A2D12; --bad:#F08A7E; --bad-soft:#3E1D1A; --off:#9BA796; --off-soft:#232C1F;
  color-scheme:dark}

*{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:15px;line-height:1.55}
img{max-width:100%}
h1,h2,h3{font-family:var(--display);font-weight:800;line-height:1.15;letter-spacing:-.015em;text-wrap:balance;margin:0}
a{color:var(--accent)}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.num{font-variant-numeric:tabular-nums}

/* header */
.top{position:sticky;top:0;z-index:5;background:var(--surface);border-bottom:1px solid var(--line);padding-top:env(safe-area-inset-top,0px)}
.top .wrap{display:flex;align-items:center;gap:10px 20px;flex-wrap:wrap;padding-block:10px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);margin-right:auto}
.logo-img{display:block}
.brand .logo-img{width:42px;height:42px;flex:none}
.brand b{font-family:var(--display);font-weight:800;font-size:1.08rem;color:var(--accent);line-height:1.15;letter-spacing:-.01em}
.nav{display:flex;gap:2px;flex-wrap:wrap;align-items:center}
.nav a{color:var(--muted);text-decoration:none;padding:6px 10px;border-radius:8px;font-weight:500}
.nav a:hover{color:var(--ink);background:var(--sunk)}

/* buttons, chips */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);background:var(--surface);color:var(--ink);padding:8px 14px;border-radius:8px;cursor:pointer;font-weight:600;font-size:.9rem;text-decoration:none;line-height:1.3}
.btn:hover{border-color:var(--muted)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.primary:hover{filter:brightness(1.06)}
.btn.small{padding:5px 10px;font-size:.82rem}
.btn.ghost{background:none;border-color:transparent;color:var(--muted)}
.btn.danger{color:var(--bad);border-color:var(--bad-soft)}
.btn[disabled]{opacity:.55;cursor:default}
.chip{display:inline-flex;align-items:center;gap:4px;padding:2px 9px;border-radius:999px;font-size:.78rem;font-weight:600;white-space:nowrap}
.st-ok,.st-paid{background:var(--ok-soft);color:var(--ok)}
.st-soon{background:var(--warn-soft);color:var(--warn)}
.st-expired,.st-unpaid{background:var(--bad-soft);color:var(--bad)}
.st-off,.st-none{background:var(--off-soft);color:var(--off)}

/* forms */
input[type=text],input[type=tel],input[type=email],input[type=password],input[type=number],input[type=date],input[type=month],input[type=time],input[type=search],input[type=url],select,textarea{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:8px 10px;width:100%;min-width:0}
textarea{resize:vertical;min-height:84px}
.field{display:flex;flex-direction:column;gap:4px;min-width:0}
.field>span{font-size:.82rem;color:var(--muted);font-weight:500}
.fgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.fgrid .full{grid-column:1/-1}
.check{display:flex;gap:8px;align-items:center;cursor:pointer}
.check input{width:18px;height:18px;accent-color:var(--accent)}
.err{color:var(--bad);font-size:.88rem;margin:0}
.hint{color:var(--muted);font-size:.86rem;margin:0}

.empty{background:var(--surface);border:1px dashed var(--line);border-radius:var(--r);padding:28px;text-align:center;color:var(--muted)}
.empty strong{display:block;color:var(--ink);font-size:1.05rem;margin-bottom:6px}
.empty .btn{margin-top:12px}
.okbox{background:var(--ok-soft);color:var(--ok);border-radius:var(--r);padding:14px;display:grid;gap:10px}
.warnbox{background:var(--warn-soft);color:var(--warn);border-radius:8px;padding:10px 12px;font-size:.92rem}

/* sheet (side panel) */
.sheet{position:fixed;inset:0;z-index:20;background:rgb(10 14 12 / .45);display:flex;justify-content:flex-end}
.sheet-panel{background:var(--bg);width:min(520px,100%);height:100%;overflow:auto;padding:calc(20px + env(safe-area-inset-top,0px)) max(20px,env(safe-area-inset-right,0px)) calc(24px + env(safe-area-inset-bottom,0px)) 20px;display:flex;flex-direction:column;gap:16px}
.sheet-panel h2{font-size:1.5rem}
.sec{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:14px;display:grid;gap:12px}
.sec h3{font-family:var(--body);font-size:.95rem;font-weight:700}
.sheet-foot{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto;padding-top:8px}
.sheet-foot .sp{flex:1}

.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(20px + env(safe-area-inset-bottom,0px));z-index:40;background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:8px;font-weight:500;font-size:.9rem;max-width:calc(100% - 32px)}
.toast.bad{background:var(--bad);color:var(--surface)}

/* number pad (trang điểm danh & máy điểm danh) */
.pad{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;width:100%;max-width:340px}
.pad button{font-size:1.6rem;font-weight:600;padding:12px 0;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;font-variant-numeric:tabular-nums}
.pad button:active{background:var(--sunk)}
.pad button.ok{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);font-size:1.1rem}
.digits{font-size:2rem;font-weight:700;letter-spacing:.14em;font-variant-numeric:tabular-nums;min-height:3.2rem;width:100%;max-width:340px;border-bottom:2px solid var(--line);padding-bottom:6px;display:flex;align-items:flex-end;justify-content:center}
.digits .ph{color:var(--muted);font-weight:400;letter-spacing:0;font-size:1.05rem}
.namelist{display:grid;gap:8px;width:100%;max-width:380px}
.namelist button{display:flex;justify-content:space-between;gap:12px;align-items:center;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:12px;padding:14px 16px;cursor:pointer;font-size:1.05rem;text-align:left}
.namelist button:hover{border-color:var(--accent)}
.bigbtn{font-size:1.1rem;padding:14px 22px;border-radius:12px;width:100%;max-width:340px}
.done-mark{width:84px;height:84px;border-radius:50%;background:var(--ok-soft);color:var(--ok);display:grid;place-items:center;font-size:2.8rem;font-weight:700;line-height:1}

@media (max-width:720px){ .fgrid{grid-template-columns:1fr} }
@media (prefers-reduced-motion:no-preference){ .btn,.nav a{transition:background .15s,border-color .15s,color .15s} }