/* ==========================================================================
   Giao diện phong cách iOS hiện đại ("Liquid Glass"): vật liệu kính mờ,
   bo góc lớn, thanh tab nổi dạng viên thuốc, danh sách nhóm, chữ lớn.
   Không dùng phông/thư viện ngoài: dùng phông hệ thống (SF Pro trên Apple,
   Segoe UI Variable trên Windows).
   ========================================================================== */
:root{
  --accent:#0a7cff; --accent-2:#5e5ce6; --accent-ink:#fff; --accent-soft:rgba(10,124,255,.12);
  --bg:#eef1f7; --ink:#0b0b0f; --muted:#6b6f7a; --line:rgba(60,60,67,.14); --line-strong:rgba(60,60,67,.22);
  --glass:rgba(255,255,255,.62); --glass-strong:rgba(255,255,255,.82); --glass-edge:rgba(255,255,255,.75); --fill:rgba(118,118,128,.12); --fill-2:rgba(118,118,128,.08);
  --ok:#1f9d55; --ok-soft:rgba(52,199,89,.16); --warn:#b26a00; --warn-soft:rgba(255,159,10,.18); --bad:#e0352b; --bad-soft:rgba(255,59,48,.14); --info:#0a68d6; --info-soft:rgba(10,132,255,.13);
  --r-xl:28px; --r-lg:22px; --r:16px; --r-sm:12px;
  --shadow:0 1px 1px rgba(0,0,0,.03),0 8px 30px rgba(20,30,60,.08);
  --shadow-lift:0 2px 6px rgba(0,0,0,.05),0 18px 50px rgba(20,30,60,.16);
  --blur:saturate(180%) blur(22px);
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Text","SF Pro Display","Segoe UI Variable Text","Segoe UI",system-ui,Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,"SF Mono",SFMono-Regular,"Cascadia Mono",Consolas,monospace;
  --ease:cubic-bezier(.2,.8,.2,1);
  /* tương thích tên biến cũ */
  --brand:var(--accent); --brand-soft:var(--accent-soft); --surface:var(--glass-strong); --surface-2:var(--fill-2);
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]){
  --accent:#2a8cff; --accent-2:#7d7aff; --accent-soft:rgba(42,140,255,.2);
  --bg:#05060a; --ink:#f5f5f7; --muted:#9a9ca6; --line:rgba(235,235,245,.12); --line-strong:rgba(235,235,245,.2);
  --glass:rgba(30,32,40,.58); --glass-strong:rgba(36,38,48,.82); --glass-edge:rgba(255,255,255,.12); --fill:rgba(120,120,128,.24); --fill-2:rgba(120,120,128,.14);
  --ok:#30d158; --ok-soft:rgba(48,209,88,.18); --warn:#ffb340; --warn-soft:rgba(255,179,64,.18); --bad:#ff6961; --bad-soft:rgba(255,69,58,.2); --info:#64b5ff; --info-soft:rgba(100,181,255,.16);
  --shadow:0 1px 1px rgba(0,0,0,.3),0 10px 30px rgba(0,0,0,.35); --shadow-lift:0 20px 60px rgba(0,0,0,.55); color-scheme:dark}}
:root[data-theme=dark]{
  --accent:#2a8cff; --accent-2:#7d7aff; --accent-soft:rgba(42,140,255,.2);
  --bg:#05060a; --ink:#f5f5f7; --muted:#9a9ca6; --line:rgba(235,235,245,.12); --line-strong:rgba(235,235,245,.2);
  --glass:rgba(30,32,40,.58); --glass-strong:rgba(36,38,48,.82); --glass-edge:rgba(255,255,255,.12); --fill:rgba(120,120,128,.24); --fill-2:rgba(120,120,128,.14);
  --ok:#30d158; --ok-soft:rgba(48,209,88,.18); --warn:#ffb340; --warn-soft:rgba(255,179,64,.18); --bad:#ff6961; --bad-soft:rgba(255,69,58,.2); --info:#64b5ff; --info-soft:rgba(100,181,255,.16);
  --shadow:0 1px 1px rgba(0,0,0,.3),0 10px 30px rgba(0,0,0,.35); --shadow-lift:0 20px 60px rgba(0,0,0,.55); color-scheme:dark}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;min-height:100%;color:var(--ink);font:15px/1.47 var(--font);letter-spacing:-.01em;-webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%}
/* Nền: các mảng màu loang nhẹ phía sau lớp kính */
body{background:var(--bg)}
body::before{content:"";position:fixed;inset:-20vmax;z-index:-1;pointer-events:none;
  background:radial-gradient(40vmax 40vmax at 12% 8%,rgba(10,124,255,.22),transparent 60%),
             radial-gradient(36vmax 36vmax at 92% 18%,rgba(94,92,230,.20),transparent 62%),
             radial-gradient(42vmax 42vmax at 70% 96%,rgba(48,209,200,.16),transparent 60%),
             radial-gradient(30vmax 30vmax at 8% 90%,rgba(255,149,0,.10),transparent 60%)}
h1,h2,h3,h4,p{margin:0}
h1{font-size:2rem;line-height:1.12;font-weight:750;letter-spacing:-.025em}
h2,.h2{font-size:1.2rem;font-weight:700;letter-spacing:-.02em}
h3{font-size:1.02rem;font-weight:650}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
button,input,select,textarea{font:inherit;color:inherit;letter-spacing:inherit}

/* ---------- Kính ---------- */
.glass,.card,.tile,.li,.item,.filecard,.drop,.topbar,nav.tabs,.sticky-actions,.modal .sheet,.search .results,#toast{
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:1px solid var(--glass-edge);box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.45)}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  .card,.tile,.li,.item,.filecard,.drop,.topbar,nav.tabs,.sticky-actions,.modal .sheet,.search .results{background:var(--glass-strong)}}

/* ---------- Ô nhập ---------- */
input,select,textarea{width:100%;min-width:0;padding:11px 14px;border:1px solid transparent;border-radius:var(--r-sm);background:var(--fill);transition:background .2s var(--ease),box-shadow .2s var(--ease)}
input::placeholder,textarea::placeholder{color:var(--muted)}
input:focus,select:focus,textarea:focus{outline:none;background:var(--glass-strong);box-shadow:0 0 0 4px var(--accent-soft),0 0 0 1px var(--accent) inset}
input[disabled],select[disabled],textarea[disabled]{opacity:.6}
select{appearance:none;-webkit-appearance:none;padding-right:36px;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 18px) 52%,calc(100% - 13px) 52%;background-size:5px 5px;background-repeat:no-repeat}
input[type=file]{padding:9px 10px}
input[type=file]::file-selector-button{border:0;border-radius:999px;padding:6px 12px;margin-right:10px;background:var(--accent-soft);color:var(--accent);font-weight:600;cursor:pointer}
textarea{resize:vertical}
label.f{display:grid;gap:6px;font-size:.8rem;color:var(--muted);font-weight:600;letter-spacing:0}
label.f>span.req::after{content:" *";color:var(--bad)}
button:focus-visible,a:focus-visible{outline:3px solid var(--accent-soft);outline-offset:2px}

/* ---------- Nút dạng viên thuốc ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 18px;border:0;border-radius:999px;background:var(--fill);color:var(--ink);cursor:pointer;font-weight:600;white-space:nowrap;text-decoration:none!important;transition:transform .15s var(--ease),filter .2s,background .2s}
.btn:hover{background:var(--fill-2);filter:brightness(1.02)}
.btn:active{transform:scale(.96)}
.btn.primary{background:linear-gradient(180deg,color-mix(in srgb,var(--accent) 88%,#fff),var(--accent));color:var(--accent-ink);box-shadow:0 6px 16px color-mix(in srgb,var(--accent) 35%,transparent),inset 0 1px 0 rgba(255,255,255,.35)}
.btn.primary:hover{filter:brightness(1.06)}
.btn.danger{color:var(--bad);background:var(--bad-soft)}
.btn.ghost{background:transparent}.btn.ghost:hover{background:var(--fill-2)}
.btn.sm{padding:6px 12px;font-size:.85rem}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none}
.btn.block{width:100%}

.muted{color:var(--muted)}.small{font-size:.84rem}.mono{font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:0}
.num{font-variant-numeric:tabular-nums;text-align:right}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.row.between{justify-content:space-between}.row.nowrap{flex-wrap:nowrap}.row.nowrap input{flex:1}
.stack{display:grid;gap:14px}.stack.sm{gap:8px}
.grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.grid.form{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}

/* ---------- Bố cục ---------- */
.app{min-height:100dvh;display:grid;grid-template-rows:auto 1fr}
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:12px;padding:10px 16px;padding-top:max(10px,env(safe-area-inset-top));border-radius:0;border-width:0 0 1px 0;min-width:0}
.logo{width:34px;height:34px;flex:none;border-radius:9px;box-shadow:0 4px 12px rgba(10,124,255,.3)}
.topbar .title{font-weight:700;line-height:1.15;letter-spacing:-.02em}.topbar .sub{font-size:.74rem;color:var(--muted)}
.search{position:relative;flex:1;max-width:440px;margin-left:auto;min-width:0}
.search input{padding-left:36px;border-radius:999px;background:var(--fill)}
.search::before{content:"⌕";position:absolute;left:14px;top:50%;transform:translateY(-54%);color:var(--muted);font-size:1.1rem;z-index:1}
.search .results{position:absolute;left:0;right:0;top:calc(100% + 8px);border-radius:var(--r-lg);max-height:60vh;overflow:auto;padding:8px;z-index:30;background:var(--glass-strong)}
.search .results .item{padding:9px 12px;border-radius:12px;cursor:pointer;border:0;background:none;box-shadow:none;display:block;-webkit-backdrop-filter:none;backdrop-filter:none}
.search .results .item:hover{background:var(--fill-2)}
.search .results .muted.small{padding:6px 12px 2px;font-size:.72rem;text-transform:uppercase;letter-spacing:.04em}
main{padding:20px 16px 120px;max-width:1180px;width:100%;margin:0 auto}

/* Thanh tab nổi (điện thoại) */
nav.tabs{position:fixed;left:12px;right:12px;bottom:max(12px,env(safe-area-inset-bottom));z-index:20;display:grid;grid-template-columns:repeat(5,1fr);border-radius:30px;padding:6px;gap:2px;box-shadow:var(--shadow-lift),inset 0 1px 0 rgba(255,255,255,.5)}
nav.tabs button{border:0;background:none;padding:7px 2px 6px;display:grid;justify-items:center;gap:2px;font-size:.66rem;font-weight:600;color:var(--muted);cursor:pointer;border-radius:24px;transition:background .25s var(--ease),color .25s,transform .15s var(--ease)}
nav.tabs button:active{transform:scale(.94)}
nav.tabs button .ic{font-size:1.25rem;line-height:1}
nav.tabs button[aria-current=page]{color:var(--accent);background:var(--accent-soft)}
nav.tabs .credit{display:none}
@media (min-width:900px){
  .app{grid-template-columns:240px minmax(0,1fr);grid-template-rows:auto 1fr}
  .topbar{grid-column:1/-1}
  nav.tabs{position:sticky;left:auto;right:auto;bottom:auto;top:70px;align-self:start;margin:12px 0 12px 12px;height:calc(100dvh - 94px);display:flex;flex-direction:column;gap:2px;padding:10px;border-radius:var(--r-xl);grid-row:2}
  nav.tabs button{grid-template-columns:30px 1fr;justify-items:start;align-items:center;font-size:.92rem;padding:10px 12px;border-radius:14px;color:var(--ink);font-weight:550}
  nav.tabs button .ic{font-size:1.1rem;color:var(--accent)}
  nav.tabs button:hover{background:var(--fill-2)}
  nav.tabs button[aria-current=page]{background:linear-gradient(180deg,color-mix(in srgb,var(--accent) 88%,#fff),var(--accent));color:#fff;box-shadow:0 6px 16px color-mix(in srgb,var(--accent) 30%,transparent)}
  nav.tabs button[aria-current=page] .ic{color:#fff}
  nav.tabs .credit.desk-only{display:block;margin-top:auto;padding:12px 12px 4px;border-top:1px solid var(--line)}
  main{padding:28px 28px 56px}
}
@media (max-width:599px){.desk-title{display:none}.search{max-width:none}h1{font-size:1.7rem}}

/* ---------- Thẻ, tiêu đề trang ---------- */
.card{border-radius:var(--r-xl);padding:20px}
.card.flat{box-shadow:none}
.card h2,.card h3{margin-bottom:10px}
.pagehead{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;flex-wrap:wrap;margin:4px 2px 18px}
.pagehead p{color:var(--muted);font-size:.92rem;margin-top:4px;max-width:70ch}
.tiles{display:grid;gap:12px;grid-template-columns:repeat(2,1fr)}
@media (min-width:700px){.tiles{grid-template-columns:repeat(4,1fr)}}
.tile{border-radius:var(--r-lg);padding:16px;cursor:pointer;text-align:left;font:inherit;color:inherit;transition:transform .2s var(--ease),box-shadow .2s}
.tile:hover{transform:translateY(-2px);box-shadow:var(--shadow-lift)}
.tile b{display:block;font-size:1.9rem;line-height:1.1;font-weight:750;letter-spacing:-.03em;font-variant-numeric:tabular-nums;background:linear-gradient(135deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.tile span{color:var(--muted);font-size:.84rem}

/* ---------- Huy hiệu ---------- */
.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 9px;border-radius:999px;font-size:.72rem;font-weight:700;background:var(--fill);white-space:nowrap;letter-spacing:0}
.badge.ok{background:var(--ok-soft);color:var(--ok)}.badge.warn{background:var(--warn-soft);color:var(--warn)}
.badge.bad{background:var(--bad-soft);color:var(--bad)}.badge.info,.badge.brand{background:var(--info-soft);color:var(--info)}

/* ---------- Danh sách nhóm ---------- */
.list{display:grid;gap:10px}
.li{display:grid;grid-template-columns:1fr auto;gap:4px 12px;padding:14px 16px;border-radius:var(--r-lg);cursor:pointer;text-align:left;width:100%;font:inherit;color:inherit;transition:transform .15s var(--ease),box-shadow .2s;position:relative}
.li:hover{box-shadow:var(--shadow-lift)}.li:active{transform:scale(.99)}
.li .t{font-weight:650}.li .s{color:var(--muted);font-size:.85rem}
.empty{padding:32px;text-align:center;color:var(--muted);border:1.5px dashed var(--line-strong);border-radius:var(--r-lg)}

table.t{width:100%;border-collapse:separate;border-spacing:0;font-size:.9rem}
table.t th,table.t td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
table.t tr:last-child td{border-bottom:0}
table.t th{font-size:.7rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:700}
table.t .num{text-align:right}
table.t tbody tr:hover td{background:var(--fill-2)}
.tablewrap{overflow-x:auto}

/* ---------- Nhập tệp ---------- */
.drop{border:1.5px dashed color-mix(in srgb,var(--accent) 45%,transparent);border-radius:var(--r-xl);padding:28px;text-align:center;display:grid;gap:12px;justify-items:center;transition:background .2s,transform .2s var(--ease)}
.drop.over{background:var(--accent-soft);transform:scale(1.01)}
.drop .big{font-size:2.2rem;width:64px;height:64px;display:grid;place-items:center;border-radius:20px;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;box-shadow:0 10px 24px color-mix(in srgb,var(--accent) 35%,transparent)}
.filecard{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;padding:12px 14px;border-radius:var(--r-lg)}
.filecard .ic{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);font-size:.72rem;font-weight:800}

.confirm{display:grid;gap:16px}
@media (min-width:900px){.confirm{grid-template-columns:minmax(0,1fr) minmax(0,1.1fr)}}
.preview{background:var(--fill-2);border-radius:var(--r-lg);min-height:200px;display:grid;place-items:center;overflow:hidden}
.preview img{max-width:100%;max-height:70vh;display:block}
.preview pre{margin:0;padding:12px;white-space:pre-wrap;font-size:.75rem;max-height:60vh;overflow:auto;width:100%}
.lowconf input{background:var(--warn-soft);box-shadow:0 0 0 1px var(--warn) inset}

/* ---------- Quy tắc kiểm tra ---------- */
.rules{display:grid;gap:6px}
.rule{display:grid;grid-template-columns:24px 46px 1fr;gap:8px;align-items:start;padding:10px 12px;border-radius:14px;background:var(--fill-2)}
.rule .ico{width:22px;height:22px;border-radius:50%;display:grid;place-items:center;font-size:.75rem;font-weight:900;color:#fff;background:var(--ok)}
.rule.warn{background:var(--warn-soft)}.rule.warn .ico{background:var(--warn)}
.rule.bad{background:var(--bad-soft)}.rule.bad .ico{background:var(--bad)}
.rule .code{font-weight:800;font-size:.78rem;white-space:nowrap;padding-top:2px}
.rule textarea{margin-top:8px;font-size:.85rem}
.icons{display:flex;gap:3px;flex-wrap:wrap}
.icons i{font-style:normal;font-size:.68rem;font-weight:800;padding:2px 6px;border-radius:999px;background:var(--ok-soft);color:var(--ok)}
.icons i.warn{background:var(--warn-soft);color:var(--warn)}.icons i.bad{background:var(--bad-soft);color:var(--bad)}
.item{border-radius:var(--r-lg);overflow:hidden;position:relative}
.item::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:0 4px 4px 0;background:var(--line-strong)}
.item.CHAN::before{background:var(--bad)}.item.CANH_BAO::before{background:var(--warn)}.item.HOP_LE::before{background:var(--ok)}
.item>.head{display:grid;grid-template-columns:1fr auto;gap:6px 12px;padding:14px 16px 14px 20px;cursor:pointer}
.item>.body{border-top:1px solid var(--line);padding:14px 16px 16px 20px;display:grid;gap:12px}
.summarybar{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.sticky-actions{position:sticky;bottom:96px;z-index:5;border-radius:24px;padding:10px 12px 10px 18px;display:flex;gap:10px;align-items:center;justify-content:space-between;flex-wrap:wrap;background:var(--glass-strong)}
@media (min-width:900px){.sticky-actions{bottom:16px}}

/* ---------- Bảng dưới (sheet) ---------- */
.modal{position:fixed;inset:0;z-index:50;background:rgba(0,0,0,.28);display:grid;place-items:end center;animation:fade .2s var(--ease)}
.modal .sheet{width:100%;max-width:780px;max-height:92dvh;overflow:auto;border-radius:var(--r-xl) var(--r-xl) 0 0;padding:22px 20px;padding-bottom:max(20px,env(safe-area-inset-bottom));background:var(--glass-strong);animation:sheet .35s var(--ease);position:relative}
.modal .sheet::before{content:"";position:absolute;top:8px;left:50%;width:38px;height:5px;margin-left:-19px;border-radius:3px;background:var(--line-strong)}
@media (min-width:700px){.modal{place-items:center}.modal .sheet{border-radius:var(--r-xl)}.modal .sheet::before{display:none}}
.sheet .x{float:right;width:32px;height:32px;padding:0;border-radius:50%;background:var(--fill)}
@keyframes sheet{from{transform:translateY(24px) scale(.98);opacity:0}to{transform:none;opacity:1}}
@keyframes fade{from{opacity:0}to{opacity:1}}

.evid{display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}
.evid figure{margin:0;border-radius:var(--r);overflow:hidden;background:var(--fill-2);border:1px solid var(--line)}
.evid img{width:100%;height:116px;object-fit:cover;display:block;cursor:zoom-in}
.evid figcaption{padding:8px 10px;font-size:.75rem;display:grid;gap:4px}
.kv{display:grid;grid-template-columns:max-content 1fr;gap:6px 16px;font-size:.92rem}.kv dt{color:var(--muted)}.kv dd{margin:0;font-weight:600;overflow-wrap:anywhere}
.notice{padding:12px 14px;border-radius:var(--r);background:var(--info-soft);color:var(--info);font-size:.9rem}
.notice.warn{background:var(--warn-soft);color:var(--warn)}.notice.bad{background:var(--bad-soft);color:var(--bad)}

#toast{position:fixed;left:50%;bottom:110px;transform:translateX(-50%);z-index:60;max-width:min(92vw,520px);padding:12px 20px;border-radius:999px;font-weight:600;background:var(--glass-strong);animation:sheet .3s var(--ease)}
#toast.bad{background:var(--bad);color:#fff;border-color:transparent}
@media (min-width:900px){#toast{bottom:28px}}

.login{min-height:100dvh;display:grid;place-items:center;padding:20px}
.login .card{width:100%;max-width:420px;display:grid;gap:16px;padding:28px;border-radius:32px}
.qr{display:grid;justify-items:center;gap:8px;padding:14px;border-radius:var(--r-lg);background:var(--fill-2)}
.qr img{background:#fff;padding:6px;border-radius:12px}
img.captcha{width:280px;height:60px;image-rendering:pixelated;background:#fff;border-radius:12px}
.captcha-input{font-size:1.5rem;letter-spacing:.25em;text-align:center;font-family:var(--mono)}

/* Điều khiển phân đoạn (segmented control) */
.tabs-inline{display:inline-flex;gap:2px;flex-wrap:wrap;padding:3px;border-radius:12px;background:var(--fill);margin-bottom:4px}
.tabs-inline button{padding:6px 14px;border-radius:9px;border:0;background:transparent;cursor:pointer;font-size:.84rem;font-weight:600;color:var(--ink);transition:background .2s var(--ease),box-shadow .2s}
.tabs-inline button[aria-pressed=true]{background:var(--glass-strong);box-shadow:0 1px 4px rgba(0,0,0,.12)}

fieldset.grp{border:0;border-radius:var(--r-lg);padding:14px;margin:0;display:grid;gap:10px;min-width:0;background:var(--fill-2)}
fieldset.grp legend{float:left;width:100%;font-size:.72rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;padding:0;margin-bottom:2px}
details.fold>summary{cursor:pointer;list-style:none;display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
details.fold>summary::before{content:"›";color:var(--accent);font-weight:800;font-size:1.3rem;line-height:1;transition:transform .25s var(--ease);display:inline-block}
details.fold[open]>summary::before{transform:rotate(90deg)}
details.fold>summary::-webkit-details-marker{display:none}

.money-in{text-align:right;font-variant-numeric:tabular-nums;font-weight:650}
.copyval{border:0;background:none;padding:3px 8px;border-radius:8px;cursor:copy;font-weight:700;color:inherit;font-family:var(--mono)}
.copyval:hover{background:var(--accent-soft);color:var(--accent)}
.evid-full{border-radius:var(--r);max-height:50vh;object-fit:contain;display:block;border:1px solid var(--line)}
pre.pre{white-space:pre-wrap;max-height:200px;overflow:auto;background:var(--fill-2);padding:10px;border-radius:12px}
.credit{font-size:.7rem;color:var(--muted);opacity:.8}.credit .author{font-weight:650}
.spin{display:inline-block;width:14px;height:14px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:s .7s linear infinite;vertical-align:-2px}@keyframes s{to{transform:rotate(1turn)}}
[hidden]{display:none!important}

/* Chuyển động nhẹ khi đổi trang */
main>*{animation:rise .35s var(--ease) both}
main>*:nth-child(2){animation-delay:.03s}main>*:nth-child(3){animation-delay:.06s}main>*:nth-child(4){animation-delay:.09s}
@keyframes rise{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}

/* Tiện ích */
.u-end{align-self:end}.u-full{grid-column:1/-1}.u-sp10{height:10px}.u-sp14{height:14px}.u-mb10{margin-bottom:10px}.u-mb14{margin-bottom:14px}.u-mla{margin-left:auto}
.u-mt8{margin-top:8px}.u-mt10{margin-top:10px}.u-mt14{margin-top:14px}.u-my8{margin:8px 0}.u-mw100{max-width:100%}.u-mw200{max-width:200px}.u-center{text-align:center}

/* In phiếu: bỏ hiệu ứng kính */
.print-only{display:none}
@media print{
  body{background:#fff;color:#000;font-size:12px}body::before{display:none}
  .topbar,nav.tabs,.no-print,.sticky-actions,#toast{display:none!important}
  .app{display:block}main{padding:0;max-width:none}main>*{animation:none}
  .print-only{display:block}
  .card,.item,.li,.tile{background:#fff!important;-webkit-backdrop-filter:none!important;backdrop-filter:none!important;box-shadow:none!important;border:1px solid #999!important;break-inside:avoid}
  .evid{grid-template-columns:repeat(2,1fr)}.evid img{height:auto;max-height:420px;object-fit:contain}
  a{color:#000}
}
nav.tabs .lbl-long{display:none}
@media (min-width:900px){nav.tabs .lbl-long{display:inline}nav.tabs .lbl-short{display:none}}
/* Trang pháp lý */
main.doc{max-width:860px;padding:24px 16px 48px}
.legal section{display:grid;gap:8px}.legal ul{margin:0;padding-left:20px;display:grid;gap:6px}.legal hr{border:0;border-top:1px solid var(--line);width:100%}
.legal .notice h2{color:inherit}
label.consent{display:grid;grid-template-columns:22px 1fr;gap:10px;align-items:start;font-size:.86rem;color:var(--ink);cursor:pointer}
input.chk{width:20px;height:20px;padding:0;margin:2px 0 0;accent-color:var(--accent);border-radius:6px}

/* Nút Quay lại cố định ở đầu trang/bảng Điều khoản – Chính sách */
.legal-back,.sheet>.back{position:sticky;top:0;z-index:3;justify-self:start;align-self:flex-start;width:max-content;backdrop-filter:blur(16px) saturate(180%);-webkit-backdrop-filter:blur(16px) saturate(180%);background:color-mix(in srgb,var(--card, #fff) 75%,transparent)}
.sheet>.back{margin-bottom:6px}
.u-mtn6{margin-top:-6px}

/* Bảng rộng chỉ cuộn trong khung, không làm tràn trang */
.stack>*,.app>main,main{min-width:0}
.tablewrap{max-width:100%}
.modal .sheet>.back{display:flex;width:calc(100% + 40px);margin:-22px -20px 10px;padding:14px 20px;border-radius:0;justify-content:flex-start;font-weight:600;color:var(--accent);background:var(--bg);border-bottom:1px solid var(--line);top:-22px}
.modal .sheet>.back+*{padding-top:4px}
.modal .sheet:has(>.back)>.x{z-index:4;top:8px}

/* Nhãn "Dùng thử" trên thanh trên cùng (bản chạy với dữ liệu dùng thử) */
.trial-badge{flex:none;align-self:center;font-weight:700}

/* Tra cứu hàng loạt */
.li-check{cursor:pointer;grid-template-columns:auto minmax(0,1fr) auto}
.li-check>.chk{grid-row:1/3;align-self:center;margin-right:4px}
.li-batch.attention{box-shadow:inset 3px 0 0 var(--warn, #ff9f0a)}
.u-w100{width:100%}