/* ============================================================
   MEPCO Bill Checker — green design system (project brief)
   deep #0E3B26 · primary #16A34A · dark #15803D
   amber #F59E0B · red #DC2626
   Headings: Sora · Body: Inter
   All selectors scoped under .mbc to avoid theme conflicts.
   ============================================================ */
.mbc{
  --mbc-deep:#0E3B26;
  --mbc-primary:#16A34A;
  --mbc-dark:#15803D;
  --mbc-amber:#F59E0B;
  --mbc-red:#DC2626;
  --mbc-ink:#14231a;
  --mbc-muted:#64748b;
  --mbc-line:#e2e8f0;
  --mbc-bg:#f8fafc;
  --mbc-card:#ffffff;
  --mbc-radius:16px;
  --mbc-shadow:0 10px 30px rgba(15,23,42,.07);
  --mbc-h:'Sora',system-ui,sans-serif;
  --mbc-b:'Inter',system-ui,sans-serif;
  font-family:var(--mbc-b);
  color:var(--mbc-ink);
  line-height:1.65;
  max-width:1080px;
  margin:0 auto;
  padding:0 16px;
}
.mbc h1,.mbc h2,.mbc h3{font-family:var(--mbc-h);color:var(--mbc-deep);line-height:1.25}
.mbc-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
/* hard box-model + overflow guard: theme styles must never push our
   full-width controls (input, button, toggle) outside the card */
.mbc,.mbc *,.mbc *::before,.mbc *::after{box-sizing:border-box}
.mbc{overflow-x:clip}

/* ---------- hero ---------- */
.mbc-hero{padding:44px 0 6px;text-align:center}
.mbc-eyebrow{display:inline-block;background:#e6f6ec;color:var(--mbc-dark);font-weight:700;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;padding:6px 14px;border-radius:999px;margin:0 0 14px}
.mbc-title{font-size:clamp(1.9rem,4.5vw,2.7rem);margin:0 0 10px;letter-spacing:-.02em;text-wrap:balance}
.mbc-accent{color:var(--mbc-primary)}
.mbc-updated{color:var(--mbc-muted);margin:0;font-size:1rem}
.mbc-updated strong{color:var(--mbc-ink)}

/* ---------- tool card ---------- */
.mbc-tool-card{max-width:640px;margin:26px auto 8px;background:var(--mbc-card);border:1px solid var(--mbc-line);border-radius:20px;box-shadow:var(--mbc-shadow);padding:clamp(20px,4vw,32px)}
.mbc-seg{display:flex;background:#eef2f7;border-radius:14px;padding:5px;gap:5px;margin:6px 0 18px}
.mbc-seg-btn{flex:1;min-width:0;border:0;background:transparent;border-radius:10px;padding:11px 8px;font-size:.95rem;font-weight:700;color:var(--mbc-muted);cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:2px;transition:all .18s ease;font-family:var(--mbc-h)}
.mbc-seg-btn small{font-weight:600;font-size:.75rem;opacity:.75;font-family:var(--mbc-b)}
.mbc-seg-btn.mbc-is-active{background:#fff;color:var(--mbc-dark);box-shadow:0 2px 8px rgba(15,23,42,.12)}
.mbc-seg-btn:focus-visible{outline:2px solid var(--mbc-primary);outline-offset:2px}
.mbc-field-label{display:block;font-weight:700;margin-bottom:8px;font-size:.95rem;color:var(--mbc-deep)}
#mbc-billInput{width:100%;padding:15px 16px;font-size:1.15rem;letter-spacing:.06em;font-variant-numeric:tabular-nums;border:2px solid var(--mbc-line);border-radius:12px;transition:border-color .15s ease,box-shadow .15s ease;font-family:var(--mbc-b);color:var(--mbc-deep)}
#mbc-billInput:focus{outline:none;border-color:var(--mbc-primary);box-shadow:0 0 0 4px rgba(22,163,74,.14)}
.mbc-hint{font-size:.85rem;color:var(--mbc-muted);margin:8px 0 0}
.mbc-form-error{background:#fef2f2;border:1px solid #fecaca;color:#b91c1c;border-radius:10px;padding:10px 14px;font-size:.9rem;margin:12px 0 0}
.mbc-btn-primary{width:100%;margin-top:16px;border:0;cursor:pointer;background:var(--mbc-primary);color:#fff;font-size:1.05rem;font-weight:800;padding:15px;border-radius:12px;display:flex;align-items:center;justify-content:center;gap:10px;transition:background .15s ease,transform .1s ease;font-family:var(--mbc-h);box-shadow:0 8px 22px rgba(22,163,74,.35)}
.mbc-btn-primary:hover{background:var(--mbc-dark)}
.mbc-btn-primary:active{transform:scale(.99)}
.mbc-btn-primary:disabled{opacity:.65;cursor:wait}
.mbc-recent{margin-top:20px;padding-top:18px;border-top:1px dashed var(--mbc-line)}
.mbc-recent-title{font-size:.82rem;font-weight:700;color:var(--mbc-muted);text-transform:uppercase;letter-spacing:.06em;margin:0 0 10px}
.mbc-recent-badges{display:flex;flex-wrap:wrap;gap:8px}
.mbc-recent-empty{font-size:.9rem;color:var(--mbc-muted)}
.mbc-recent-badge{border:1px solid var(--mbc-line);background:var(--mbc-bg);color:var(--mbc-ink);border-radius:999px;padding:8px 14px;font-size:.92rem;font-weight:700;cursor:pointer;font-variant-numeric:tabular-nums;transition:all .15s ease;font-family:var(--mbc-b)}
.mbc-recent-badge:hover{border-color:var(--mbc-primary);color:var(--mbc-dark);background:#e6f6ec}
.mbc-recent-badge .mbc-star{color:var(--mbc-amber);margin-right:4px}
.mbc-privacy-note{font-size:.82rem;color:var(--mbc-muted);margin:18px 0 0;text-align:center}
.mbc-demo-link{text-align:center;font-size:.85rem;color:var(--mbc-muted);margin:8px 0 0}
.mbc-demo-link button{background:none;border:0;color:var(--mbc-dark);font-weight:600;cursor:pointer;padding:0;text-decoration:underline;font-size:.85rem}

/* ---------- result / iframe ---------- */
.mbc-result-card{max-width:900px;margin:34px auto;background:var(--mbc-card);border:1px solid var(--mbc-line);border-radius:20px;box-shadow:var(--mbc-shadow);padding:clamp(16px,3vw,26px)}
.mbc-result-card[hidden]{display:none}
.mbc-result-toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:14px}
.mbc-result-toolbar h2{margin:0;font-size:1.25rem;letter-spacing:-.01em}
.mbc-result-ref{margin:4px 0 0;color:var(--mbc-muted);font-size:.9rem}
.mbc-result-ref span{font-weight:700;color:var(--mbc-ink);font-variant-numeric:tabular-nums}
.mbc-toolbar-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.mbc-demo-badge{background:var(--mbc-amber);color:#451a03;font-weight:800;font-size:.75rem;letter-spacing:.08em;padding:6px 12px;border-radius:8px}
.mbc-btn-outline{border:2px solid var(--mbc-primary);background:#fff;color:var(--mbc-dark);font-weight:800;font-size:.95rem;padding:11px 18px;border-radius:10px;cursor:pointer;transition:all .15s ease;white-space:nowrap;font-family:var(--mbc-h);display:inline-flex;align-items:center;justify-content:center;gap:8px}
.mbc-print-icon{width:18px;height:18px;flex-shrink:0}
.mbc-print-label-short{display:none}
.mbc-peak-cards{display:none}
.mbc-btn-outline:hover{background:var(--mbc-primary);color:#fff}
.mbc-frame-wrap{position:relative;border:1px solid var(--mbc-line);border-radius:14px;overflow:hidden;background:#fff;min-height:60vh}
#mbc-resultFrame{width:100%;height:80vh;min-height:560px;border:0;display:block;background:#fff}
.mbc-frame-loader{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;background:#fff;color:var(--mbc-muted);font-weight:600}
.mbc-frame-loader[hidden]{display:none}
.mbc-spinner{width:44px;height:44px;border:4px solid var(--mbc-line);border-top-color:var(--mbc-primary);border-radius:50%;animation:mbc-spin .8s linear infinite}
@keyframes mbc-spin{to{transform:rotate(360deg)}}

/* ---------- content sections ---------- */
.mbc-content-card{max-width:860px;margin:26px auto;background:var(--mbc-card);border:1px solid var(--mbc-line);border-radius:20px;box-shadow:var(--mbc-shadow);padding:clamp(20px,4vw,34px)}
.mbc-content-card h2{margin:0 0 14px;font-size:1.45rem;letter-spacing:-.015em}
.mbc-lead{color:var(--mbc-muted);margin-top:-6px}
.mbc-steps{counter-reset:mbc-step;margin:18px 0 0;padding:0;list-style:none;display:grid;gap:14px}
.mbc-steps li{counter-increment:mbc-step;position:relative;background:var(--mbc-bg);border:1px solid var(--mbc-line);border-radius:12px;padding:16px 16px 16px 64px}
.mbc-steps li::before{content:counter(mbc-step);position:absolute;left:16px;top:16px;width:34px;height:34px;border-radius:50%;background:var(--mbc-primary);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:1rem;font-family:var(--mbc-h)}
.mbc-table-wrap{overflow-x:auto;margin-top:14px;border:1px solid var(--mbc-line);border-radius:12px}
.mbc table{width:100%;border-collapse:collapse;min-width:420px;font-size:.96rem}
.mbc caption{text-align:left;padding:12px 16px;font-weight:700;background:#e6f6ec;color:var(--mbc-dark);font-family:var(--mbc-h)}
.mbc th,.mbc td{text-align:left;padding:13px 16px;border-top:1px solid var(--mbc-line)}
.mbc thead th{background:#f1f5f9;border-top:0;font-size:.85rem;text-transform:uppercase;letter-spacing:.05em;color:var(--mbc-muted)}
.mbc tbody tr:nth-child(even){background:#fafdfb}
.mbc-faq{border:1px solid var(--mbc-line);border-radius:12px;margin-bottom:12px;background:#fff;overflow:hidden}
.mbc-faq:last-child{margin-bottom:0}
.mbc-faq summary{list-style:none;cursor:pointer;padding:16px 18px;font-weight:700;display:flex;justify-content:space-between;align-items:center;gap:12px;color:var(--mbc-deep);font-family:var(--mbc-h)}
.mbc-faq summary::-webkit-details-marker{display:none}
.mbc-faq summary::after{content:'+';flex:none;width:28px;height:28px;border-radius:50%;background:#e6f6ec;color:var(--mbc-dark);font-size:1.15rem;font-weight:800;display:flex;align-items:center;justify-content:center;line-height:1}
.mbc-faq[open] summary::after{content:'\2212'}
.mbc-faq summary:hover{color:var(--mbc-dark)}
.mbc-faq-body{padding:2px 18px 18px;color:var(--mbc-muted)}
.mbc-faq-body p{margin:0}
.mbc-disclaimer{max-width:860px;margin:26px auto 10px;font-size:.85rem;color:var(--mbc-muted)}
.mbc-disclaimer strong{color:var(--mbc-deep)}

/* ---------- print: only the bill ---------- */
@media print{
  .mbc-no-print{display:none !important}
}

/* ---------- mobile fitness pass (PITC-grade) ---------- */
@media(max-width:640px){
  .mbc{padding:0 14px}
  /* hero: confident, airy */
  .mbc-hero{padding:34px 0 6px}
  .mbc-eyebrow{font-size:.72rem;padding:7px 14px}
  .mbc-title{font-size:1.75rem;letter-spacing:-.015em;text-wrap:balance}
  .mbc-updated{font-size:.95rem;margin-top:6px}
  /* tool card: full-width, thumb-friendly */
  .mbc-tool-card{padding:24px 18px;margin:24px auto 10px;border-radius:20px}
  .mbc-seg{padding:6px;gap:6px;margin:8px 0 18px;border-radius:16px}
  .mbc-seg-btn{font-size:.82rem;padding:13px 4px;min-height:58px;border-radius:12px;line-height:1.35}
  .mbc-seg-btn small{font-size:.7rem;margin-top:2px}
  .mbc-field-label{font-size:1rem;margin-bottom:10px}
  #mbc-billInput{font-size:1.15rem;padding:16px 14px;border-radius:14px;min-height:58px}
  .mbc-hint{font-size:.9rem;margin-top:10px}
  .mbc-form-error{font-size:.92rem;padding:12px 14px}
  .mbc-btn-primary{font-size:1.08rem;padding:16px;min-height:58px;border-radius:14px;margin-top:18px}
  .mbc-recent{margin-top:22px;padding-top:20px}
  .mbc-recent-title{font-size:.8rem;margin-bottom:12px}
  .mbc-recent-badge{padding:10px 18px;font-size:.95rem}
  .mbc-privacy-note{font-size:.88rem;line-height:1.7;margin-top:20px}
  .mbc-demo-link{font-size:.9rem;margin-top:10px}
  /* content: readable, rhythmic */
  .mbc-content-card{padding:26px 20px;margin:24px auto;border-radius:20px}
  .mbc-content-card h2{font-size:1.35rem;margin-bottom:12px}
  .mbc-lead{font-size:1rem;line-height:1.75}
  .mbc-steps{margin-top:20px;gap:12px}
  .mbc-steps li{padding:16px 16px 16px 62px;font-size:.98rem;line-height:1.7;border-radius:14px}
  .mbc-steps li::before{left:14px;top:16px;width:36px;height:36px;font-size:1.05rem}
  .mbc-faq{margin-bottom:10px;border-radius:14px}
  .mbc-faq summary{padding:16px;font-size:1rem;line-height:1.5}
  .mbc-faq-body{padding:0 16px 18px;font-size:.96rem;line-height:1.75}
  .mbc-disclaimer{font-size:.84rem;line-height:1.7;padding:0 4px}
  /* peak hours: designed cards on mobile (the table stays for desktop) */
  .mbc-table-wrap{display:none}
  .mbc-peak-cards{display:grid;gap:12px;margin-top:16px}
  .mbc-peak-card{background:#fff;border:1px solid var(--mbc-line);border-radius:14px;padding:16px 18px;box-shadow:var(--mbc-shadow)}
  .mbc-peak-card h3{margin:0 0 6px;font-size:1.08rem;color:var(--mbc-deep);display:flex;align-items:center;gap:10px}
  .mbc-peak-dot{width:11px;height:11px;border-radius:50%;background:var(--mbc-amber);flex-shrink:0;box-shadow:0 0 0 4px rgba(245,158,11,.18)}
  .mbc-peak-card p{margin:0;padding:10px 0;border-top:1px solid var(--mbc-line);display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:.96rem}
  .mbc-peak-card p span{color:var(--mbc-muted);font-weight:600;font-size:.85rem}
}
@media(prefers-reduced-motion:reduce){
  .mbc-spinner{animation:none}
}

/* ---------- site-wide header + footer (shared chrome) ---------- */
body.mbc-standalone-page{margin:0;background:#f8fafc}
.mbcx-wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.mbcx-header{position:sticky;top:0;z-index:900;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid #e2e8f0;box-shadow:0 2px 14px rgba(15,23,42,.05)}
.mbcx-header-in{position:relative;display:flex;align-items:center;gap:14px;height:68px}
.mbcx-brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none}
.mbcx-logo{width:42px;height:42px;border-radius:11px;display:block}
.mbcx-brand-name{font-family:'Sora',system-ui,sans-serif;font-weight:800;font-size:1.32rem;color:#0E3B26;letter-spacing:-.02em;white-space:nowrap}
.mbcx-brand-name strong{color:#16A34A;font-weight:800}
.mbcx-menu-btn{display:none;margin-left:auto;background:none;border:1px solid #e2e8f0;border-radius:10px;width:44px;height:44px;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.mbcx-menu-btn span{display:block;width:20px;height:2.5px;border-radius:2px;background:#0E3B26}
.mbcx-nav{margin-left:auto;display:flex;align-items:center;gap:2px}
.mbcx-nav a{color:#475569;text-decoration:none;font-weight:600;font-size:.94rem;font-family:'Inter',system-ui,sans-serif;padding:10px 14px;border-radius:10px;white-space:nowrap}
.mbcx-nav a:hover{color:#0E3B26;background:#f0fdf4}
.mbcx-main{display:block}
.mbcx-footer{background:#0E3B26;color:#c9e2d4;margin-top:0}
.mbcx-foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px;padding:46px 0 30px}
.mbcx-brand--foot .mbcx-brand-name{color:#fff}
.mbcx-foot-brand p{margin:14px 0 0;font-size:.9rem;line-height:1.7;color:#9dbfa9;font-family:'Inter',system-ui,sans-serif}
.mbcx-foot-col h3{margin:0 0 12px;font-size:.92rem;color:#fff;font-family:'Sora',system-ui,sans-serif;letter-spacing:.02em}
.mbcx-foot-col a{display:block;color:#9dbfa9;text-decoration:none;font-size:.9rem;padding:5px 0;font-family:'Inter',system-ui,sans-serif}
.mbcx-foot-col a:hover{color:#fff}
.mbcx-soon{display:block;font-size:.85rem;color:#6f8f7c;font-style:italic;padding:5px 0;font-family:'Inter',system-ui,sans-serif}
.mbcx-foot-base{border-top:1px solid rgba(255,255,255,.12);padding:18px 0;display:flex;justify-content:space-between;gap:8px 20px;flex-wrap:wrap}
.mbcx-foot-base p{margin:0;font-size:.83rem;color:#8aa895;font-family:'Inter',system-ui,sans-serif}
@media(max-width:820px){
  .mbcx-menu-btn{display:inline-flex}
  .mbcx-nav{display:none;position:absolute;top:68px;left:0;right:0;margin:0;background:#fff;flex-direction:column;align-items:stretch;padding:10px 12px 14px;border-bottom:1px solid #e2e8f0;box-shadow:0 20px 34px rgba(15,23,42,.12)}
  .mbcx-nav.mbcx-open{display:flex}
  .mbcx-nav a{padding:12px 14px;font-size:1rem}
  .mbcx-foot-grid{grid-template-columns:1fr 1fr;gap:24px;padding:34px 0 24px}
}
@media(max-width:520px){
  .mbcx-foot-grid{grid-template-columns:1fr}
  .mbcx-brand-name{font-size:1.15rem}
  .mbcx-logo{width:36px;height:36px}
}



/* ---------- full-screen bill viewer ---------- */
.mbc-modal{position:fixed;inset:0;z-index:9999;display:flex;align-items:center;justify-content:center;padding:20px;background:rgba(9,24,16,.62);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);animation:mbcFadeIn .18s ease}
.mbc-modal[hidden]{display:none}
.mbc-modal-card{background:#fff;border-radius:20px;width:min(940px,100%);max-height:calc(100vh - 40px);max-height:calc(100dvh - 40px);display:flex;flex-direction:column;overflow:hidden;box-shadow:0 24px 70px rgba(0,0,0,.35);animation:mbcPopIn .22s ease}
.mbc-modal-head{display:flex;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--mbc-line);flex-wrap:wrap;background:#fff}
.mbc-modal-titles{flex:1 1 auto;min-width:180px}
.mbc-modal-titles h2{margin:0;font-size:1.25rem;color:var(--mbc-deep)}
.mbc-modal-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.mbc-modal-close{border:0;background:#eef2f7;color:#334155;width:44px;height:44px;border-radius:12px;font-size:1.6rem;line-height:1;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;font-family:var(--mbc-b)}
.mbc-modal-close:hover{background:#e2e8f0}
.mbc-modal-body{overflow-y:auto;overflow-x:hidden;padding:14px;background:#f8fafc}
.mbc-frame-wrap--modal{border:0;min-height:60vh;box-shadow:var(--mbc-shadow)}
@keyframes mbcFadeIn{from{opacity:0}to{opacity:1}}
@keyframes mbcPopIn{from{opacity:0;transform:translateY(14px) scale(.985)}to{opacity:1;transform:none}}
@media(max-width:640px){
  .mbc-modal{padding:0}
  .mbc-modal-card{width:100%;height:100dvh;max-height:none;border-radius:0}
  .mbc-modal-head{padding:10px 12px;gap:8px}
  .mbc-modal-titles h2{font-size:1.05rem}
  .mbc-modal-titles .mbc-result-ref{font-size:.82rem}
  .mbc-modal-actions .mbc-btn-outline{padding:10px 14px;font-size:.85rem}
  .mbc-print-label-full{display:none}
  .mbc-print-label-short{display:inline}
  .mbc-modal-close{width:40px;height:40px}
  .mbc-modal-body{padding:8px}
}
@media (prefers-reduced-motion:reduce){
  .mbc-modal,.mbc-modal-card{animation:none}
}

/* ---------- Bill dropdown ---------- */
.mbcx-drop{position:relative}
.mbcx-dropbtn{display:inline-flex;align-items:center;gap:6px;background:none;border:0;cursor:pointer;color:#475569;font-weight:600;font-size:.94rem;font-family:'Inter',system-ui,sans-serif;padding:10px 14px;border-radius:10px;white-space:nowrap}
.mbcx-dropbtn:hover{color:#0E3B26;background:#f0fdf4}
.mbcx-caret{font-size:.68rem;transition:transform .18s;line-height:1}
.mbcx-dropmenu{display:none;position:absolute;top:calc(100% + 8px);left:0;min-width:238px;background:#fff;border:1px solid #e2e8f0;border-radius:14px;box-shadow:0 20px 44px rgba(15,23,42,.14);padding:8px;z-index:60}
.mbcx-dropmenu a{display:block;padding:11px 14px;border-radius:9px}
.mbcx-dropmenu .mbcx-soon{padding:9px 14px}
.mbcx-drop:hover .mbcx-dropmenu,.mbcx-drop:focus-within .mbcx-dropmenu{display:block}
.mbcx-drop:hover .mbcx-caret,.mbcx-drop.mbcx-open .mbcx-caret{transform:rotate(180deg)}
@media(max-width:820px){
  .mbcx-drop{width:100%}
  .mbcx-dropbtn{width:100%;justify-content:space-between;padding:12px 14px;font-size:1rem}
  .mbcx-dropmenu{position:static;box-shadow:none;border:0;border-radius:0;padding:2px 0 6px 12px;display:none;min-width:0}
  .mbcx-drop.mbcx-open .mbcx-dropmenu{display:block}
}