/* ── Reset & custom properties ─────────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#f5f4f1;--card:#fff;--bd:#e0dbd4;--text:#1c1c1c;--muted:#6b6460;
  --green:#2d6a4f;--glt:#eaf2ed;--gmd:#b7d4c4;
  --blue:#1a5fa8;--blt:#e8f0fb;--bmd:#9ec0e8;
  --red:#b83232;--r:6px;
}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.5}
.wrap{max-width:740px;margin:0 auto;padding:20px 16px 60px}

h1{font-size:1.2rem;color:var(--green);font-weight:700}
.sub{font-size:.85rem;color:var(--muted);margin-top:2px;margin-bottom:16px}

/* ── Cards ──────────────────────────────────────────────────────────────────── */
.card{background:var(--card);border:1px solid var(--bd);border-radius:var(--r);padding:18px 20px;margin-bottom:12px;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.ctitle{font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);padding-bottom:10px;border-bottom:1px solid var(--bd);margin-bottom:14px}
.hint{font-size:.8rem;color:var(--muted);font-style:italic;margin-bottom:14px;line-height:1.4}

/* ── Settings grid ──────────────────────────────────────────────────────────── */
.sg{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px;align-items:end}
.f{display:flex;flex-direction:column;gap:4px}
.f label{font-size:.78rem;font-weight:600;color:var(--muted)}
.tax-row{display:flex;align-items:center;gap:8px}
.chk{display:flex;align-items:center;gap:7px;cursor:pointer;user-select:none;font-size:.85rem;font-weight:600;color:var(--muted)}
.chk input{width:auto;accent-color:var(--green)}
.tnum{display:flex;align-items:center;gap:5px}
.tnum input{width:56px}
.tnum span{font-size:.85rem;color:var(--muted)}

/* ── Inputs ─────────────────────────────────────────────────────────────────── */
input,select{border:1px solid var(--bd);border-radius:4px;padding:7px 10px;font:inherit;font-size:.88rem;color:var(--text);background-color:var(--bg);width:100%;transition:border-color .12s}
input:focus,select:focus{outline:none;border-color:var(--green);background-color:#fff}
select{background-color:revert;cursor:pointer}
select:hover{border-color:var(--green)}
/* ── Custom scenario dropdown ───────────────────────────────────────────────── */
.csel{position:relative}
.csel-btn{width:100%;display:flex;justify-content:space-between;align-items:center;border:1px solid var(--bd);border-radius:4px;padding:7px 10px;font:inherit;font-size:.88rem;color:var(--text);background-color:var(--bg);cursor:pointer;text-align:left;transition:border-color .12s}
.csel-btn:hover{border-color:var(--green);background-color:#fff}
.csel-btn:focus{outline:none;border-color:var(--green);background-color:#fff}
.csel-arrow{width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;border-top:6px solid var(--muted);flex-shrink:0;margin-left:8px}
.csel-list{position:absolute;top:calc(100% + 3px);left:0;right:0;background:#fff;border:1px solid var(--green);border-radius:4px;box-shadow:0 4px 12px rgba(0,0,0,.12);z-index:100;overflow:hidden}
.csel-opt{padding:8px 12px;font-size:.88rem;cursor:pointer;transition:background .1s}
.csel-opt:hover,.csel-opt:focus{background:var(--glt);color:var(--green);outline:none}
.csel-opt.active{font-weight:600;color:var(--green)}
input[type=number]{-moz-appearance:textfield}
input[type=number]::-webkit-outer-spin-button,input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none}

/* ── Prefix / suffix wrappers ───────────────────────────────────────────────── */
.pfx{position:relative}
.pfx i{position:absolute;left:8px;top:50%;transform:translateY(-50%);font-size:.82rem;color:var(--muted);pointer-events:none;font-style:normal;user-select:none;line-height:1;display:block}
.pfx input{padding-left:20px}
.sfx{position:relative}
.sfx em{position:absolute;right:8px;top:50%;transform:translateY(-50%);font-size:.82rem;color:var(--muted);pointer-events:none;font-style:normal;user-select:none}
.sfx input{padding-right:22px}

/* ── Column headers ─────────────────────────────────────────────────────────── */
.ch{display:flex;gap:7px;margin-bottom:5px;padding:0 2px}
.ch span{font-size:.72rem;font-weight:600;color:var(--muted)}

/* ── Row lists ──────────────────────────────────────────────────────────────── */
.rows{display:flex;flex-direction:column;gap:7px;margin-bottom:10px;overflow-x:clip}
.row{display:flex;gap:7px;align-items:center;min-width:0}

/* ── Buttons ────────────────────────────────────────────────────────────────── */
.rm{flex-shrink:0;background:none;border:none;cursor:pointer;color:var(--muted);font-size:1rem;padding:5px 6px;border-radius:4px;line-height:1;transition:color .12s,background .12s}
.rm:hover{color:var(--red);background:#fde8e8}
.add{display:block;width:100%;background:none;border:1px dashed var(--bd);border-radius:4px;padding:9px 14px;font:inherit;font-size:.85rem;color:var(--muted);cursor:pointer;text-align:left;transition:border-color .12s,color .12s,background .12s}
.add:hover{border-color:var(--green);color:var(--green);background:var(--glt)}

/* ── Totals ─────────────────────────────────────────────────────────────────── */
.stot{font-size:.78rem;color:var(--muted);text-align:right;margin-top:8px}
.stot-big{font-size:.95rem;font-weight:700;color:var(--green);text-align:right;margin-top:10px;padding-top:8px;border-top:1px solid var(--bd)}

/* ── Per-row computed cost display ──────────────────────────────────────────── */
.cpu{font-size:.85rem;font-weight:600;color:var(--green);white-space:nowrap;flex-shrink:0;min-width:72px;text-align:right}

/* ── Info boxes ─────────────────────────────────────────────────────────────── */
.tbox{border-radius:4px;padding:10px 14px;font-size:.85rem;margin-top:12px;line-height:1.4}
.tbox.ok{background:var(--glt);border:1px solid var(--gmd)}
.tbox.bad{background:#fde8e8;border:1px solid #f4b8b8}
.tbox strong{font-weight:700}
.tbox small{display:block;margin-top:3px;font-size:.76rem;color:var(--muted)}

/* ── Sub-sections ───────────────────────────────────────────────────────────── */
.sub-section{margin-top:18px;padding-top:16px;border-top:1px solid var(--bd)}
.sub-ctitle{font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}

/* ── Platform preset note ───────────────────────────────────────────────────── */
.preset-note{font-size:.78rem;color:var(--muted);font-style:italic;padding:8px 0 10px;line-height:1.5}

/* ── Expected-units stepper ─────────────────────────────────────────────────── */
.eu-block{display:flex;align-items:center;justify-content:space-between;gap:14px;background:var(--bg);border:1px solid var(--bd);border-radius:var(--r);padding:12px 14px;margin-bottom:16px}
.eu-lhs{flex:1}
.eu-label{font-size:.88rem;font-weight:600;color:var(--text)}
.eu-sub{font-size:.73rem;color:var(--muted);margin-top:2px}
.eu-stepper{display:flex;align-items:stretch;flex-shrink:0}
.eu-btn{background:var(--card);border:1px solid var(--bd);padding:6px 13px;font:inherit;font-size:1.05rem;font-weight:700;cursor:pointer;color:var(--muted);line-height:1;user-select:none;touch-action:none;transition:all .12s}
.eu-btn:hover{background:var(--glt);border-color:var(--green);color:var(--green)}
.eu-btn:first-child{border-radius:4px 0 0 4px}
.eu-btn:last-child{border-radius:0 4px 4px 0}
#g-eu{width:52px;text-align:center;border-radius:0;border-left:none;border-right:none;padding:6px 2px}

/* ── Output panel (sticky) ──────────────────────────────────────────────────── */
.out{background:#eef4f0;border:1px solid var(--gmd);border-radius:var(--r);margin-bottom:12px;position:sticky;top:12px;z-index:10;overflow:hidden}
.out-bar{display:flex;align-items:center;justify-content:space-between;padding:13px 20px;cursor:pointer;user-select:none;transition:background .12s}
.out-bar:hover{background:#e4ede7}
.out-bar-l{font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--green)}
.out-bar-r{display:flex;align-items:baseline;gap:8px}
.out-sum{font-size:1.2rem;font-weight:700;color:var(--green);font-variant-numeric:tabular-nums}
.out-ctx{font-size:.73rem;color:var(--muted)}
.chevron{font-size:.75rem;color:var(--muted);transition:transform .2s;display:inline-block;margin-left:4px}
.out.open .chevron{transform:rotate(180deg)}
.out-body{display:none;border-top:1px solid var(--gmd);padding:18px 20px}
.out.open .out-body{display:block}

/* ── Cost breakdown table ───────────────────────────────────────────────────── */
.bd{margin-bottom:12px}
.bdr{display:flex;justify-content:space-between;font-size:.875rem;padding:3px 0}
.bdr span:first-child{color:var(--muted)}
.bdr span:last-child{font-weight:600;font-variant-numeric:tabular-nums}
.bdsep{border:none;border-top:2px solid var(--gmd);margin:8px 0}
.bdtot{display:flex;justify-content:space-between;font-weight:700;padding:4px 0;font-size:.95rem}
.bdchan{margin-top:6px;padding-top:6px;border-top:1px dashed var(--bd)}
.bdfees{margin-top:4px;padding-top:4px}

/* ── Breakdown bar ──────────────────────────────────────────────────────────── */
.bb-wrap{margin:0 0 14px}
.bb-bar{height:10px;border-radius:5px;overflow:hidden;display:flex;background:#ddd7d0}
.bb-seg{height:100%}
.bb-legend{display:flex;flex-wrap:wrap;gap:4px 12px;margin-top:7px}
.bb-item{display:flex;align-items:center;gap:4px;font-size:.72rem;color:var(--muted)}
.bb-dot{width:8px;height:8px;border-radius:2px;flex-shrink:0}

/* ── Price cards ────────────────────────────────────────────────────────────── */
.pcs{display:flex;flex-direction:column;gap:7px;margin-bottom:12px}
.pc{display:flex;justify-content:space-between;align-items:center;padding:10px 14px;border-radius:4px;background:#fff;border:1px solid var(--bd)}
.pc.hero-g{background:var(--glt);border-color:var(--green)}
.pc.hero-b{background:var(--blt);border-color:var(--bmd)}
.pc.dim{opacity:.65}
.pcl{font-size:.85rem;color:var(--muted)}
.hero-g .pcl{color:var(--green);font-weight:600}
.hero-b .pcl{color:var(--blue);font-weight:600}
.pcsub{font-size:.73rem;color:var(--muted);margin-top:1px;line-height:1.35}
.pcv{font-size:1.1rem;font-weight:700;font-variant-numeric:tabular-nums}
.hero-g .pcv{font-size:1.4rem;color:var(--green)}
.hero-b .pcv{font-size:1.4rem;color:var(--blue)}
.pc.dim .pcv{font-size:.95rem}

/* ── Channel badge ──────────────────────────────────────────────────────────── */
.chan-badge{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;background:var(--glt);color:var(--green);border:1px solid var(--gmd);border-radius:3px;padding:2px 8px;margin-bottom:10px}

/* ── Share row ──────────────────────────────────────────────────────────────── */
.share{display:flex;align-items:center;gap:10px;padding-top:12px;border-top:1px solid var(--gmd);margin-top:4px}
.bshare{background:none;border:1px solid var(--gmd);border-radius:4px;padding:7px 14px;font:inherit;font-size:.82rem;color:var(--muted);cursor:pointer;transition:all .12s;white-space:nowrap}
.bshare:hover{border-color:var(--green);color:var(--green)}
.sok{font-size:.8rem;color:var(--green);font-weight:500}

.hidden{display:none!important}

/* ── Page header ─────────────────────────────────────────────────────────────── */
.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:0;flex-wrap:wrap}
.page-header>div:first-child{flex:1;min-width:0}

/* ── Auth bar ────────────────────────────────────────────────────────────────── */
.auth-bar{display:flex;align-items:center;gap:8px;flex-shrink:0;padding-top:4px;flex-wrap:wrap;justify-content:flex-end}
.auth-email{font-size:.78rem;color:var(--muted);max-width:160px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.auth-badge{font-size:.7rem;font-weight:700;background:var(--glt);color:var(--green);border:1px solid var(--gmd);border-radius:12px;padding:2px 8px;white-space:nowrap}
.auth-link{background:none;border:none;font:inherit;font-size:.8rem;color:var(--muted);cursor:pointer;padding:4px 6px;border-radius:4px;transition:color .12s}
.auth-link:hover{color:var(--text)}
.auth-btn{background:var(--green);color:#fff;border:none;font:inherit;font-size:.8rem;font-weight:600;padding:5px 12px;border-radius:4px;cursor:pointer;transition:opacity .12s;white-space:nowrap}
.auth-btn:hover{opacity:.85}
.auth-upgrade{background:none;border:1px solid var(--green);color:var(--green);font:inherit;font-size:.78rem;font-weight:600;padding:4px 10px;border-radius:4px;cursor:pointer;transition:all .12s;white-space:nowrap}
.auth-upgrade:hover{background:var(--glt)}

/* ── Share gate button ───────────────────────────────────────────────────────── */
.bshare-gate{background:none;border:1px dashed var(--bd);border-radius:4px;padding:7px 14px;font:inherit;font-size:.82rem;color:var(--muted);cursor:pointer;transition:all .12s}
.bshare-gate:hover{border-color:var(--green);color:var(--green);border-style:solid}

/* ── Saved products card ─────────────────────────────────────────────────────── */
#saved-list{display:flex;flex-direction:column;gap:6px;margin-bottom:4px}
.saved-item{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;background:var(--bg);border:1px solid var(--bd);border-radius:4px;gap:10px}
.saved-name{font-size:.88rem;font-weight:500;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.saved-acts{display:flex;gap:6px;flex-shrink:0}
.saved-load{background:none;border:1px solid var(--gmd);border-radius:4px;padding:4px 10px;font:inherit;font-size:.78rem;color:var(--green);font-weight:600;cursor:pointer;transition:all .12s}
.saved-load:hover{background:var(--glt)}
.saved-empty{font-size:.82rem;color:var(--muted);font-style:italic;padding:4px 0}

/* ── Modal ───────────────────────────────────────────────────────────────────── */
.modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:200;display:flex;align-items:center;justify-content:center;padding:16px}
.modal{background:#fff;border-radius:10px;padding:28px 28px 24px;width:100%;max-width:380px;position:relative;box-shadow:0 16px 48px rgba(0,0,0,.22)}
.modal-close{position:absolute;top:12px;right:14px;background:none;border:none;font-size:1rem;color:var(--muted);cursor:pointer;padding:4px 6px;border-radius:4px;line-height:1;transition:color .12s}
.modal-close:hover{color:var(--text)}
.modal-tabs{display:flex;margin-bottom:20px;border-bottom:2px solid var(--bd)}
.modal-tab{flex:1;background:none;border:none;font:inherit;font-size:.88rem;font-weight:600;color:var(--muted);padding:8px 0 10px;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .12s}
.modal-tab.active{color:var(--green);border-bottom-color:var(--green)}
.modal-field{display:flex;flex-direction:column;gap:5px;margin-bottom:14px}
.modal-field label{font-size:.78rem;font-weight:600;color:var(--muted)}
.modal-err{font-size:.82rem;padding:8px 10px;border-radius:4px;background:#fde8e8;border:1px solid #f4b8b8;margin-bottom:12px;color:var(--red);line-height:1.4}
.modal-submit{display:block;width:100%;background:var(--green);color:#fff;border:none;border-radius:6px;padding:11px 0;font:inherit;font-size:.92rem;font-weight:700;cursor:pointer;text-align:center;text-decoration:none;transition:opacity .12s;margin-top:4px}
.modal-submit:hover{opacity:.85}
.modal-submit:disabled{opacity:.55;cursor:not-allowed}

/* ── Upgrade panel ───────────────────────────────────────────────────────────── */
.upgrade-hero{font-size:2.4rem;text-align:center;margin-bottom:10px;color:var(--green)}
.upgrade-title{font-size:1.1rem;font-weight:700;text-align:center;margin-bottom:6px}
.upgrade-sub{font-size:.85rem;color:var(--muted);text-align:center;margin-bottom:18px}
.upgrade-perks{list-style:none;margin-bottom:22px;display:flex;flex-direction:column;gap:9px}
.upgrade-perks li{font-size:.88rem;padding-left:20px;position:relative;line-height:1.4}
.upgrade-perks li::before{content:'✓';position:absolute;left:0;color:var(--green);font-weight:700}

/* ── Responsive ─────────────────────────────────────────────────────────────── */
@media(max-width:600px){
  .out{position:static}
  .ch{display:none}
  .eu-block{flex-direction:column;align-items:flex-start;gap:8px}
}