/* মিম ট্রেডিং — ডিজাইন সিস্টেম
   ভাবনা: কষ্টিপাথর (touchstone)। কালো পাথরে সোনা ঘষে যে দাগ পড়ে, তা দেখেই টাঞ্চ বোঝা হয়।
   গাঢ় পাথরের রং + সোনার দাগ একটাই জায়গায় সাহসী; বাকি সব শান্ত, পরিষ্কার কাগজ। */
:root{
  --stone:#1b1f1e; --stone-2:#242a28; --stone-3:#2f3633; --stone-fg:#ece8dc; --stone-mute:#9da39d;
  --gold:#b7892c; --gold-hi:#e6c97d; --gold-lo:#8a6417; --gold-wash:#f3ead3;
  --paper:#f2f3ef; --surface:#ffffff; --surface-2:#f7f7f4; --line:#e2e4dd; --line-2:#d3d6cd;
  --ink:#1e2422; --ink-2:#4b524e; --mute:#7a807b;
  --ok:#2c7450; --ok-wash:#e2f0e7; --due:#b0472a; --due-wash:#f8e6df; --info:#2d5d84; --info-wash:#e2ecf5;
  --shadow:0 1px 2px rgba(27,31,30,.06),0 8px 24px -12px rgba(27,31,30,.18);
  --ring:0 0 0 3px rgba(183,137,44,.32);
  --f-display:"Tiro Bangla","Hind Siliguri",Georgia,serif;
  --f-body:"Hind Siliguri",system-ui,sans-serif;
  --f-num:"IBM Plex Sans","Hind Siliguri",system-ui,sans-serif;
  --r-sm:8px; --r-md:12px; --r-lg:18px;
  --streak:repeating-linear-gradient(-58deg,transparent 0 22px,rgba(230,201,125,.07) 22px 23px,transparent 23px 41px,rgba(230,201,125,.04) 41px 43px);
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --paper:#111413; --surface:#181c1b; --surface-2:#1d2220; --line:#2a302d; --line-2:#363d39;
  --ink:#ebe8df; --ink-2:#bdbfb7; --mute:#8e938c; --gold:#d4a84b; --gold-lo:#b98d32; --gold-wash:#2c2617;
  --ok:#6cc093; --ok-wash:#18291f; --due:#ec8b6a; --due-wash:#331f18; --info:#86b5de; --info-wash:#182634;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 10px 30px -14px rgba(0,0,0,.6); color-scheme:dark}}
:root[data-theme="dark"]{
  --paper:#111413; --surface:#181c1b; --surface-2:#1d2220; --line:#2a302d; --line-2:#363d39;
  --ink:#ebe8df; --ink-2:#bdbfb7; --mute:#8e938c; --gold:#d4a84b; --gold-lo:#b98d32; --gold-wash:#2c2617;
  --ok:#6cc093; --ok-wash:#18291f; --due:#ec8b6a; --due-wash:#331f18; --info:#86b5de; --info-wash:#182634;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 10px 30px -14px rgba(0,0,0,.6); color-scheme:dark}

*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0}
body{background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}
img,svg{max-width:100%}
button{font:inherit;color:inherit}
:focus-visible{outline:none;box-shadow:var(--ring);border-radius:6px}
.num,.tnum{font-family:var(--f-num);font-variant-numeric:tabular-nums lining-nums;letter-spacing:-.01em}
.mute{color:var(--mute)}
.hint{font-size:12.5px;color:var(--mute);line-height:1.45}
h1,h2,h3{margin:0;font-weight:600;text-wrap:balance}
.display{font-family:var(--f-display);font-weight:400;letter-spacing:-.005em}

/* বোতাম */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 18px;border-radius:var(--r-sm);border:1px solid var(--line-2);background:var(--surface);color:var(--ink);font-size:14.5px;font-weight:500;cursor:pointer;transition:background .15s,border-color .15s,transform .08s;white-space:nowrap;text-decoration:none}
.btn:hover{border-color:var(--ink-2)}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.btn svg{width:17px;height:17px;flex:none}
.btn.gold{background:linear-gradient(180deg,#cfa24a,#b7892c);border-color:#a47a22;color:#1b1608;font-weight:600;box-shadow:inset 0 1px 0 rgba(255,240,200,.45),0 1px 2px rgba(120,85,20,.3)}
.btn.gold:hover{background:linear-gradient(180deg,#d8ad56,#bf902f)}
.btn.dark{background:var(--stone);border-color:var(--stone);color:var(--stone-fg)}
.btn.ok{background:var(--ok);border-color:var(--ok);color:#fff}
.btn.ghost{background:transparent;border-color:transparent}
.btn.ghost:hover{background:var(--surface-2)}
.btn.sm{min-height:32px;padding:0 12px;font-size:13px}
.btn.block{width:100%}
.btn.busy{pointer-events:none;opacity:.75}
.btn.busy::after{content:"";width:14px;height:14px;border-radius:50%;border:2px solid currentColor;border-right-color:transparent;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ফর্ম */
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
.field>span:first-child,.lbl{font-size:13px;color:var(--ink-2);font-weight:500}
.input,select.input,textarea.input{width:100%;min-height:44px;font:inherit;font-size:15px;color:var(--ink);background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r-sm);padding:9px 12px;transition:border-color .15s,box-shadow .15s}
textarea.input{min-height:84px;resize:vertical}
.input:hover{border-color:var(--mute)}
.input:focus{outline:none;border-color:var(--gold);box-shadow:var(--ring)}
.input.num{font-family:var(--f-num);font-variant-numeric:tabular-nums}
.input:disabled{background:var(--surface-2);color:var(--mute)}
select.input{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237a807b' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;background-size:16px;padding-right:34px}
.join{display:flex}
.join>.input{border-radius:var(--r-sm) 0 0 var(--r-sm);min-width:0;flex:1}
.join>select.input{border-radius:0 var(--r-sm) var(--r-sm) 0;border-left:0;flex:0 0 auto;width:auto;background-color:var(--surface-2)}
.err{color:var(--due);font-size:13.5px;margin:0;display:flex;gap:6px;align-items:flex-start}
.check{display:flex;align-items:center;gap:10px;font-size:14px;cursor:pointer}
.check input{width:18px;height:18px;accent-color:var(--gold)}

/* স্ট্যাটাস চিপ */
.chip{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:500;padding:2px 9px 2px 8px;border-radius:99px;white-space:nowrap;line-height:1.6}
.chip::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.chip.ok{background:var(--ok-wash);color:var(--ok)}
.chip.due{background:var(--due-wash);color:var(--due)}
.chip.info{background:var(--info-wash);color:var(--info)}
.chip.gold{background:var(--gold-wash);color:var(--gold-lo)}
.chip.plain{background:var(--surface-2);color:var(--ink-2)}
.chip.plain::before{display:none}
.metal{display:inline-flex;align-items:center;gap:8px}
.metal i{width:10px;height:10px;border-radius:50%;flex:none;background:radial-gradient(circle at 35% 30%,#f6e3a6,#b7892c 60%,#7d5a14)}
.metal.ag i{background:radial-gradient(circle at 35% 30%,#ffffff,#b9bfc4 60%,#6f777d)}

/* টোস্ট */
.toasts{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);z-index:90;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none;width:min(440px,calc(100vw - 32px))}
.toast{pointer-events:auto;display:flex;gap:10px;align-items:flex-start;background:var(--stone);color:var(--stone-fg);padding:12px 16px;border-radius:var(--r-md);font-size:14px;box-shadow:0 12px 32px -10px rgba(0,0,0,.45);animation:toastIn .28s cubic-bezier(.2,.9,.3,1.2);width:100%}
.toast svg{width:18px;height:18px;flex:none;margin-top:2px}
.toast.ok svg{color:#7fd3a4}.toast.bad svg{color:#f39a7b}
.toast.out{animation:toastOut .2s forwards}
@keyframes toastIn{from{opacity:0;transform:translateY(12px) scale(.97)}}
@keyframes toastOut{to{opacity:0;transform:translateY(8px)}}

/* মডাল / শিট */
.modal{border:0;padding:0;background:transparent;max-width:none;max-height:none;width:100%;height:100%;color:var(--ink)}
.modal::backdrop{background:rgba(12,15,14,.5);backdrop-filter:blur(3px)}
.modal[open]{display:flex;align-items:center;justify-content:center;padding:16px}
.modal .card{background:var(--surface);border-radius:var(--r-lg);box-shadow:0 30px 60px -20px rgba(0,0,0,.5);width:min(480px,100%);max-height:calc(100dvh - 32px);overflow:auto;padding:24px;animation:pop .22s cubic-bezier(.2,.9,.3,1.1)}
.modal .card h3{font-family:var(--f-display);font-size:22px;font-weight:400;margin-bottom:4px}
@keyframes pop{from{opacity:0;transform:translateY(10px) scale(.98)}}
@media (max-width:560px){
  .modal[open]{align-items:flex-end;padding:0}
  .modal .card{width:100%;border-radius:var(--r-lg) var(--r-lg) 0 0;max-height:92dvh;padding-bottom:calc(24px + env(safe-area-inset-bottom,0px));animation:sheet .28s cubic-bezier(.2,.9,.3,1)}
}
@keyframes sheet{from{transform:translateY(40%);opacity:.4}}

/* ব্যাংক বাছাই */
.bank-btn{display:flex;align-items:center;gap:12px;width:100%;min-height:52px;text-align:left;padding:8px 12px;border:1px solid var(--line-2);border-radius:var(--r-sm);background:var(--surface);cursor:pointer}
.bank-btn:hover{border-color:var(--mute)}
.bank-btn .bk{width:34px;height:34px;border-radius:9px;flex:none;display:grid;place-items:center;font-size:13px;font-weight:700;background:var(--surface-2);color:var(--ink-2)}
.bank-btn.set .bk{background:var(--gold-wash);color:var(--gold-lo)}
.bank-btn b{display:block;font-weight:500;font-size:14.5px}
.bank-btn small{display:block;font-size:12px;color:var(--mute)}
.bank-btn svg{margin-left:auto;width:18px;height:18px;color:var(--mute);flex:none}
.bsheet .card{padding:0;display:flex;flex-direction:column;height:min(640px,calc(100dvh - 32px))}
.bsheet .bs-top{padding:18px 18px 12px;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:12px}
.bsheet .bs-top .row{display:flex;align-items:center;justify-content:space-between}
.bsheet .search{position:relative}
.bsheet .search svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:17px;height:17px;color:var(--mute)}
.bsheet .search .input{padding-left:38px}
.bsheet .bs-list{overflow-y:auto;flex:1;padding:6px 8px 12px}
.bsheet .bs-g{font-size:12.5px;color:var(--gold-lo);font-weight:600;padding:12px 10px 4px}
.bsheet .bs-it{display:flex;align-items:center;gap:12px;width:100%;text-align:left;background:none;border:0;border-radius:var(--r-sm);padding:9px 10px;cursor:pointer}
.bsheet .bs-it:hover,.bsheet .bs-it:focus-visible{background:var(--surface-2)}
.bsheet .bs-it .bk{width:32px;height:32px;border-radius:8px;flex:none;display:grid;place-items:center;font-size:12px;font-weight:700;background:var(--surface-2);color:var(--ink-2)}
.bsheet .bs-it b{display:block;font-weight:500;font-size:14.5px}
.bsheet .bs-it small{display:block;font-size:12px;color:var(--mute)}
.bsheet .bs-none{padding:28px 16px;text-align:center;color:var(--mute);font-size:14px}
.bsheet mark{background:var(--gold-wash);color:inherit;border-radius:3px;padding:0 1px}

/* কঙ্কাল লোডার */
.sk{background:linear-gradient(90deg,var(--surface-2) 0%,var(--line) 50%,var(--surface-2) 100%);background-size:200% 100%;animation:sk 1.2s infinite;border-radius:8px}
@keyframes sk{to{background-position:-200% 0}}

@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}
.err svg{width:16px;height:16px;flex:none;margin-top:3px}
input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}
input[type=number]{-moz-appearance:textfield;appearance:textfield}
.words{display:block;font-size:12.5px;color:var(--gold-lo);font-weight:500;min-height:1.2em}
.words:empty{display:none}
table.stmt tbody tr:nth-child(even){background:var(--surface-2)}