:root{--bg:#f1f5f9;--card:#fff;--text:#0f172a;--muted:#64748b;--pri:#4f46e5;--line:#e2e8f0}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans Bengali",sans-serif;background:var(--bg);color:var(--text);line-height:1.5}
a{color:var(--pri)}
h2{margin:.2em 0}
h3{margin:18px 0 10px}

.top{background:linear-gradient(135deg,#4f46e5,#7c3aed);position:sticky;top:0;z-index:50;box-shadow:0 2px 8px #0003}
.top-in{max-width:960px;margin:auto;padding:8px 14px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:6px}
.brand{color:#fff;font-weight:700;font-size:20px;text-decoration:none}
.burger{display:none;background:#ffffff2e;border:0;color:#fff;font-size:22px;width:44px;height:44px;border-radius:10px;padding:0}
#nav{display:flex;gap:4px;flex-wrap:wrap}
#nav a{color:#e0e7ff;text-decoration:none;padding:8px 12px;border-radius:8px;font-size:15px}
#nav a:hover,#nav a.on{background:#ffffff33;color:#fff}
@media(max-width:760px){
  .burger{display:block}
  #nav{display:none;width:100%;flex-direction:column;padding-bottom:8px}
  #nav.open{display:flex}
  #nav a{padding:13px 12px;font-size:16px}
}

main{max-width:960px;margin:14px auto;padding:0 14px 40px}

.card{background:var(--card);border-radius:14px;padding:16px;margin-bottom:12px;box-shadow:0 1px 3px #0f172a14;border:1px solid var(--line)}
small{color:var(--muted)}
code{background:#eef2ff;padding:2px 6px;border-radius:6px}

input,select,textarea{display:block;width:100%;padding:11px 12px;margin:6px 0 14px;border:1px solid #cbd5e1;border-radius:10px;font-size:16px;font-family:inherit;background:#fff}
input:focus,select:focus,textarea:focus{outline:2px solid #c7d2fe;border-color:var(--pri)}
textarea{min-height:110px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px}
input[type=checkbox]{display:inline-block;width:auto;margin:0 6px 0 0;vertical-align:middle}
label.chk{display:block;margin:6px 0;font-size:15px}

button,.btn{background:var(--pri);color:#fff;border:0;padding:11px 18px;min-height:44px;border-radius:10px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;font-family:inherit}
button.red{background:#dc2626}button.green{background:#16a34a}button.gray{background:#64748b}
button:disabled{background:#94a3b8;cursor:not-allowed}
form .btn,form>button{width:auto}
@media(max-width:600px){form>button{width:100%}}

.err{background:#fee2e2;color:#991b1b;padding:11px;border-radius:10px;margin-bottom:12px}
.ok{background:#dcfce7;color:#166534;padding:11px;border-radius:10px;margin-bottom:12px}

.row{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:600px){.grid2{grid-template-columns:1fr}}
.timer{font-size:56px;font-weight:700;text-align:center;margin:16px 0;color:var(--pri)}

.tabs{display:flex;gap:8px;overflow-x:auto;padding-bottom:6px;margin-bottom:8px;-webkit-overflow-scrolling:touch}
.tabs a{white-space:nowrap;padding:9px 15px;background:#e2e8f0;border-radius:999px;text-decoration:none;color:var(--text);font-size:14px}
.tabs a.on{background:var(--pri);color:#fff}

.badge{padding:2px 9px;border-radius:999px;font-size:12px;background:#e2e8f0}
.b-active,.b-approved,.b-paid{background:#bbf7d0}.b-pending{background:#fde68a}
.b-rejected,.b-cancelled{background:#fecaca}.b-paused{background:#e5e7eb}.b-completed{background:#bfdbfe}

table{width:100%;border-collapse:collapse;font-size:14px;min-width:520px}
td,th{padding:9px 8px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
form.inline{display:inline}
form.inline button{min-height:36px;padding:6px 12px;font-size:13px;margin:2px 0}

.bar{height:8px;background:#e5e7eb;border-radius:4px;overflow:hidden;margin-top:8px}
.bar i{display:block;height:100%;background:var(--pri)}

.captcha{margin:6px 0 14px;overflow-x:auto}

/* Banner 728x90 (মোবাইলে অটো ছোট হয়) */
.banner-area{margin:0 auto 14px;text-align:center}
.ad728-wrap{width:100%;max-width:728px;margin:0 auto;overflow:hidden}
.ad728{width:728px;height:90px;transform-origin:0 0;overflow:hidden}
.ad-mobile{display:none;overflow:hidden}
@media(max-width:760px){.ad-mobile{display:block}.hide-sm{display:none}}

/* Popup */
.popad{position:fixed;inset:0;background:#000b;display:flex;align-items:center;justify-content:center;z-index:999;padding:14px}
.popad[hidden]{display:none}
.popad-box{background:#fff;border-radius:14px;max-width:100%;max-height:90vh;overflow:auto;padding:34px 14px 14px;position:relative}
.popad-x{position:absolute;top:4px;right:4px;min-height:34px;width:34px;padding:0;border-radius:50%;background:#e2e8f0;color:#111}