/* ── Theme Variables ──────────────────────────────────────────────────────── */
:root {
  --bg:#0d0d18;--surface:#14142a;--surface2:#1c1c36;--border:#2a2a50;
  --accent:#e94560;--gold:#f5c842;--gold-dim:#a88a20;
  --green:#4cde8f;--green-dim:#1a5535;
  --text:#dde0f0;--muted:#6b7099;--warn:#f5a623;
  --hover:rgba(128,128,255,0.04);--divider:rgba(42,42,80,0.4);
}
body.light {
  --bg:#f2f3fa;--surface:#fff;--surface2:#e8eaf5;--border:#ced1e8;
  --gold:#9a6e00;--gold-dim:#7a5500;--green:#1a7a45;--green-dim:#0d5030;
  --text:#1a1a30;--muted:#7878a0;
  --hover:rgba(0,0,80,0.03);--divider:rgba(180,180,220,0.5);
}

/* ── Reset ────────────────────────────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Segoe UI',system-ui,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;font-size:14px;transition:background .2s,color .2s}

/* ── Header ───────────────────────────────────────────────────────────────── */
header{background:linear-gradient(135deg,#0a0a1a,#1c1c3a);border-bottom:2px solid var(--accent);padding:1.5rem 2rem;text-align:center;position:relative}
header h1{font-size:1.75rem;font-weight:800;letter-spacing:3px;color:#f5c842;text-shadow:0 0 30px rgba(245,200,66,.4)}
.hdr-sub{color:#8888aa;margin-top:.3rem;font-size:.85rem;letter-spacing:1px}
.hdr-credits{color:#a88a20;margin-top:.55rem;font-size:.78rem}
.hdr-credits strong{color:#f5c842}
#themeBtn{position:absolute;top:1rem;right:1.2rem;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:8px;color:#ccd;font-size:.78rem;font-weight:600;padding:.4rem .85rem;cursor:pointer;transition:all .15s}
#themeBtn:hover{background:rgba(255,255,255,.16)}

/* ── Page Nav ─────────────────────────────────────────────────────────────── */
.page-nav{background:var(--surface);border-bottom:1px solid var(--border);display:flex;justify-content:center;transition:background .2s,border-color .2s}
.nav-link{display:inline-flex;align-items:center;gap:.4rem;padding:.7rem 1.4rem;color:var(--muted);font-size:.82rem;font-weight:600;text-decoration:none;border-bottom:2px solid transparent;transition:all .15s;letter-spacing:.03em}
.nav-link:hover{color:var(--text);border-bottom-color:var(--border)}
.nav-link.active{color:var(--gold);border-bottom-color:var(--gold)}

/* ── Layout ───────────────────────────────────────────────────────────────── */
main{max-width:1320px;margin:0 auto;padding:2rem 1.5rem;display:flex;flex-direction:column;gap:1.5rem}
.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:1.5rem;transition:background .2s,border-color .2s}
.card-title{font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:1.2rem;padding-bottom:.7rem;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:.5rem}
.saved-pill{font-size:.68rem;color:var(--green);margin-left:.5rem;opacity:0;transition:opacity .3s}
.saved-pill.show{opacity:1}

/* ── Price Table ──────────────────────────────────────────────────────────── */
.prices-wrap{overflow-x:auto}
.prices-table{width:100%;border-collapse:collapse;min-width:540px}
.prices-table th{background:var(--surface2);color:var(--muted);font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:.5rem .6rem;text-align:center;transition:background .2s;white-space:nowrap}
.prices-table th:first-child{text-align:left}
.prices-table td{padding:.35rem .45rem;vertical-align:middle}
.prices-table td:first-child{font-weight:600;font-size:.8rem;color:var(--text);white-space:nowrap;padding-left:.2rem}
.price-input{width:100%;min-width:72px;background:var(--bg);border:1px solid var(--border);border-radius:6px;color:var(--text);padding:.3rem .45rem;font-size:.8rem;text-align:right;transition:border-color .15s,background .2s;-moz-appearance:textfield}
.price-input::-webkit-outer-spin-button,.price-input::-webkit-inner-spin-button{-webkit-appearance:none}
.price-input:focus{outline:none;border-color:var(--gold)}
.price-input:disabled{opacity:.25;cursor:not-allowed}
.price-note{margin-top:.8rem;font-size:.72rem;color:var(--muted);font-style:italic;line-height:1.6}

/* ── Reference Table ──────────────────────────────────────────────────────── */
.ref-toggle{background:none;border:1px solid var(--border);border-radius:6px;color:var(--muted);font-size:.72rem;padding:.28rem .65rem;cursor:pointer;transition:all .15s;margin-top:.8rem}
.ref-toggle:hover{border-color:var(--gold-dim);color:var(--text)}
.ref-table{width:100%;border-collapse:collapse;font-size:.75rem;margin-top:.65rem;overflow-x:auto;display:block;max-width:fit-content}
.ref-table th{background:var(--surface2);color:var(--muted);font-size:.66rem;font-weight:700;text-transform:uppercase;letter-spacing:.07em;padding:.4rem .65rem;text-align:center;white-space:nowrap}
.ref-table th:first-child{text-align:left}
.ref-table td{padding:.35rem .65rem;border-bottom:1px solid var(--divider);text-align:center;color:var(--text)}
.ref-table td:first-child{text-align:left;color:var(--muted);font-weight:600}

/* ── Controls ─────────────────────────────────────────────────────────────── */
.controls{display:flex;flex-wrap:wrap;gap:1.5rem;align-items:flex-end}
.control-group{display:flex;flex-direction:column;gap:.45rem}
.control-label{font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.btn-group{display:flex;gap:.35rem;flex-wrap:wrap}
.btn{padding:.45rem 1rem;border:1px solid var(--border);border-radius:7px;background:var(--bg);color:var(--muted);cursor:pointer;font-size:.83rem;font-weight:600;transition:all .15s}
.btn:hover{border-color:var(--gold-dim);color:var(--text)}
.btn.active{background:var(--gold);border-color:var(--gold);color:#111}
select{background:var(--bg);border:1px solid var(--border);border-radius:7px;color:var(--text);padding:.48rem .8rem;font-size:.85rem;cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7099' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .7rem center;padding-right:2rem;min-width:130px;transition:background-color .2s,border-color .2s}
select:focus{outline:none;border-color:var(--gold)}
.mode-tabs{display:flex;border:1px solid var(--border);border-radius:8px;overflow:hidden}
.mode-tab{flex:1;padding:.43rem .7rem;background:var(--bg);border:none;color:var(--muted);font-size:.78rem;font-weight:600;cursor:pointer;text-align:center;transition:all .15s}
.mode-tab+.mode-tab{border-left:1px solid var(--border)}
.mode-tab.active{background:var(--surface2);color:var(--text)}

/* ── Range Label ──────────────────────────────────────────────────────────── */
.range-label{font-size:.78rem;color:var(--muted);margin-bottom:1.1rem;display:flex;flex-wrap:wrap;gap:.35rem;align-items:center}
.range-label strong{color:var(--text)}
.range-sep{color:var(--border);margin:0 .1rem}

/* ── Optimal Mix Card ─────────────────────────────────────────────────────── */
.mix-card{background:var(--surface2);border:1px solid var(--green-dim);border-radius:12px;padding:1.2rem 1.4rem;margin-bottom:1.25rem;display:flex;flex-wrap:wrap;gap:1.2rem;align-items:center}
.mix-main{flex:0 0 auto;min-width:160px}
.mix-badge{font-size:.6rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;background:var(--green);color:#081a10;padding:.16rem .5rem;border-radius:999px;display:inline-block;margin-bottom:.4rem}
.mix-label{font-size:.72rem;color:var(--muted);margin-bottom:.15rem}
.mix-cost{font-size:2rem;font-weight:900;color:var(--green);line-height:1.1}
.mix-sub{font-size:.7rem;color:var(--muted);margin-top:.25rem}
.mix-chips{display:flex;flex-wrap:wrap;gap:.5rem;align-items:flex-start}
.mix-chip{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:.38rem .6rem;text-align:center;min-width:84px;transition:background .2s}
.chip-name{font-size:.62rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.chip-count{font-size:.86rem;font-weight:700;color:var(--text);margin-top:.12rem}
.chip-unit{font-size:.6rem;color:var(--muted);font-weight:400;margin-left:.15rem}

/* ── Summary Cards ────────────────────────────────────────────────────────── */
.summary-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(128px,1fr));gap:.65rem;margin-bottom:1.25rem}
.summary-card{background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:.82rem .68rem;text-align:center;transition:border-color .2s,background .2s}
.summary-card.cheapest{border-color:var(--green)}
.summary-card.no-price{opacity:.35}
.badge{font-size:.56rem;font-weight:800;letter-spacing:.1em;background:var(--green);color:#081a10;padding:.1rem .38rem;border-radius:999px;display:inline-block;margin-bottom:.28rem;text-transform:uppercase}
.s-city{font-size:.67rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.s-cost{font-size:1.1rem;font-weight:800;color:var(--gold);margin:.24rem 0 .1rem;line-height:1}
.s-cost.green{color:var(--green)}
.s-sub{font-size:.66rem;color:var(--muted)}

/* ── Breakdown Table ──────────────────────────────────────────────────────── */
.table-wrap{overflow-x:auto;margin-top:1.2rem}
.breakdown{width:100%;border-collapse:collapse;font-size:.79rem;min-width:500px}
.breakdown thead th{background:var(--surface2);color:var(--muted);font-size:.66rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:.52rem .65rem;text-align:right;white-space:nowrap;transition:background .2s}
.breakdown thead th:first-child,.breakdown thead th:nth-child(2){text-align:left}
.breakdown thead th.th-mix{color:var(--green)}
.breakdown tbody td{padding:.43rem .65rem;border-bottom:1px solid var(--divider);text-align:right;color:var(--text)}
.breakdown tbody td:first-child{text-align:left;font-weight:600;color:var(--muted)}
.breakdown tbody td:nth-child(2){text-align:left;color:var(--muted)}
.breakdown tbody tr:hover td{background:var(--hover)}
.breakdown tfoot td{padding:.52rem .65rem;text-align:right;font-weight:700;border-top:2px solid var(--border);color:var(--gold);font-size:.8rem}
.breakdown tfoot td:first-child{text-align:left;text-transform:uppercase;letter-spacing:.05em}
.breakdown tfoot td:nth-child(2){text-align:left}
.breakdown tfoot td.td-mix{color:var(--green)}
.cell-best{color:var(--green);font-weight:700}
.cell-na{color:var(--border)}
.mix-tag{display:block;font-size:.58rem;color:var(--green);opacity:.75;margin-top:1px}

/* ── Stone Qty Panel ──────────────────────────────────────────────────────── */
.stones-panel{margin-top:.85rem}
.stones-toggle{background:none;border:1px solid var(--border);border-radius:6px;color:var(--muted);font-size:.73rem;padding:.28rem .7rem;cursor:pointer;transition:all .15s}
.stones-toggle:hover{border-color:var(--gold-dim);color:var(--text)}
.stones-lbl{font-size:.66rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin:1rem 0 .5rem}
.stones-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(108px,1fr));gap:.5rem}
.stone-qty{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:.58rem .55rem;text-align:center;transition:background .2s}
.stone-qty.hl{border-color:var(--green-dim)}
.sq-name{font-size:.63rem;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--muted)}
.sq-mat{font-size:.55rem;color:var(--muted);margin-top:.1rem}
.sq-qty{font-size:.9rem;font-weight:700;color:var(--text);margin-top:.18rem}
.sq-qty.green{color:var(--green)}

/* ── Gold Item Advisor ────────────────────────────────────────────────────── */
.gi-inputs{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:1.2rem;margin-bottom:.5rem}
.gi-field{display:flex;flex-direction:column;gap:.45rem}
.gi-label{font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.gi-label em{font-style:normal;font-weight:400;text-transform:none;letter-spacing:0;font-size:.68rem}
.gi-input{background:var(--bg);border:1px solid var(--border);border-radius:7px;color:var(--text);padding:.52rem .75rem;font-size:.92rem;width:100%;transition:border-color .15s,background .2s;-moz-appearance:textfield}
.gi-input::-webkit-outer-spin-button,.gi-input::-webkit-inner-spin-button{-webkit-appearance:none}
.gi-input:focus{outline:none;border-color:var(--gold)}
.gi-select{background:var(--bg);border:1px solid var(--border);border-radius:7px;color:var(--text);padding:.52rem .8rem;font-size:.92rem;cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7099' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .75rem center;padding-right:2.2rem;width:100%;transition:background-color .2s,border-color .2s}
.gi-select:focus{outline:none;border-color:var(--gold)}

/* Verdict banner */
.verdict{border-radius:12px;padding:1.2rem 1.6rem;margin-bottom:1.25rem;display:flex;align-items:center;gap:1.2rem;flex-wrap:wrap;border:1px solid var(--border)}
.verdict.win-direct{background:rgba(245,200,66,.07);border-color:var(--gold-dim)}
.verdict.win-dismantle{background:rgba(76,222,143,.07);border-color:var(--green-dim)}
.verdict.tie{background:var(--surface2)}
.verdict-icon{font-size:2rem;line-height:1;flex:0 0 auto}
.verdict-body{flex:1;min-width:180px}
.verdict-label{font-size:.65rem;font-weight:800;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin-bottom:.2rem}
.verdict-action{font-size:1.1rem;font-weight:800;color:var(--text);line-height:1.2}
.verdict-diff{font-size:.8rem;color:var(--muted);margin-top:.28rem}
.verdict-diff strong{color:var(--green)}

/* Result comparison cards */
.result-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:.5rem}
.result-card{background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:1.25rem 1.3rem;transition:border-color .2s,background .2s}
.result-card.win-direct{border-color:var(--gold);box-shadow:0 0 0 1px var(--gold-dim)}
.result-card.win-dismantle{border-color:var(--green);box-shadow:0 0 0 1px var(--green-dim)}
.rc-title{font-size:.68rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:1rem;display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}
.rc-win-badge{font-size:.58rem;background:var(--green);color:#081a10;padding:.1rem .42rem;border-radius:999px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}
.rc-win-badge.gold-badge{background:var(--gold);color:#111}
.rc-row{display:flex;justify-content:space-between;align-items:baseline;gap:.75rem;padding:.38rem 0;border-bottom:1px solid var(--divider)}
.rc-row.total-row{border-top:2px solid var(--border);border-bottom:none;margin-top:.35rem;padding-top:.55rem}
.rc-key{font-size:.78rem;color:var(--muted);flex-shrink:0}
.rc-val{font-size:.88rem;font-weight:700;color:var(--text);text-align:right}
.rc-val.deduct{color:var(--accent)}
.rc-val.net-gold{font-size:1.2rem;color:var(--gold)}
.rc-val.net-green{font-size:1.2rem;color:var(--green)}
.rc-val.dim{color:var(--muted);font-weight:400;font-size:.82rem}

/* Tax breakdown */
.tax-toggle{background:none;border:1px solid var(--border);border-radius:6px;color:var(--muted);font-size:.7rem;padding:.25rem .6rem;cursor:pointer;transition:all .15s;margin-top:.85rem;display:inline-block}
.tax-toggle:hover{border-color:var(--gold-dim);color:var(--text)}
.tax-breakdown{background:var(--surface2);border-radius:8px;padding:.9rem 1rem;margin-top:.6rem;font-size:.76rem;border:1px solid var(--border)}
.tb-head{font-size:.63rem;font-weight:800;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin-bottom:.6rem}
.tb-row{display:flex;justify-content:space-between;align-items:center;padding:.2rem 0;color:var(--text)}
.tb-row+.tb-row{border-top:1px solid var(--divider)}
.tb-tier{color:var(--muted);font-size:.73rem}
.tb-amt{font-weight:600;font-size:.78rem}
.tb-total{border-top:2px solid var(--border) !important;margin-top:.35rem;padding-top:.45rem !important;font-weight:700;color:var(--gold)}

/* ── Event Tracker ────────────────────────────────────────────────────────── */

/* Dual clocks */
.clocks-row{display:flex;align-items:stretch;gap:1rem;flex-wrap:wrap}
.clock-card{flex:1;min-width:210px;background:var(--surface2);border:1px solid var(--border);border-radius:12px;padding:1.2rem 1.5rem;display:flex;flex-direction:column;gap:.35rem;transition:background .2s,border-color .2s}
.clock-sep{display:flex;align-items:center;color:var(--muted);font-size:1.2rem;flex:0 0 auto;padding:0 .15rem}
.clock-label{font-size:.67rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);display:flex;align-items:center;gap:.4rem;flex-wrap:wrap}
.tz-pill{font-size:.62rem;font-weight:600;background:var(--bg);border:1px solid var(--border);border-radius:999px;padding:.1rem .5rem;color:var(--muted);letter-spacing:0;text-transform:none;transition:background .2s}
.clock-time{font-size:2.4rem;font-weight:900;letter-spacing:.04em;color:var(--text);font-variant-numeric:tabular-nums;line-height:1.1}
.clock-date{font-size:.74rem;color:var(--muted)}

/* Event grid */
.ev-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1rem}
.ev-card{background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:1.25rem 1.3rem;display:flex;flex-direction:column;gap:.9rem;transition:border-color .2s,box-shadow .2s}
.ev-card.ev-live{border-color:var(--green);box-shadow:0 0 0 1px var(--green-dim),0 0 18px rgba(76,222,143,.07)}

/* Card header */
.ev-header{display:flex;align-items:center;gap:.6rem}
.ev-icon{font-size:1.4rem;line-height:1;flex:0 0 auto}
.ev-title{flex:1;display:flex;align-items:baseline;gap:.4rem;flex-wrap:wrap}
.ev-name{font-size:.9rem;font-weight:800;color:var(--text)}
.ev-tag{font-size:.57rem;font-weight:800;letter-spacing:.07em;text-transform:uppercase;background:var(--surface2);border:1px solid var(--border);border-radius:999px;padding:.1rem .38rem;color:var(--muted)}

/* Live pill */
.live-pill{display:inline-flex;align-items:center;gap:.3rem;font-size:.6rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;background:rgba(76,222,143,.13);color:var(--green);border:1px solid var(--green-dim);border-radius:999px;padding:.18rem .52rem;white-space:nowrap;flex:0 0 auto}
.live-dot{width:6px;height:6px;border-radius:50%;background:var(--green);flex:0 0 auto;animation:livePulse 1.2s ease-in-out infinite}
@keyframes livePulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.65)}}

/* Card body rows */
.ev-rows{display:flex;flex-direction:column}
.ev-row{display:flex;justify-content:space-between;align-items:center;gap:.5rem;padding:.34rem 0;border-bottom:1px solid var(--divider)}
.ev-row:last-child{border-bottom:none;border-top:2px solid var(--border);padding-top:.5rem;margin-top:.15rem}
.ev-key{font-size:.74rem;color:var(--muted);flex-shrink:0}
.ev-val{font-size:.83rem;font-weight:600;color:var(--text);text-align:right;display:flex;align-items:center;gap:.3rem;flex-wrap:wrap;justify-content:flex-end}
.ev-val.mono{font-variant-numeric:tabular-nums}
.ev-daynote{font-size:.58rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;background:var(--surface2);border:1px solid var(--border);color:var(--muted);border-radius:4px;padding:.05rem .3rem}
.ev-countdown{color:var(--gold);font-weight:800;font-variant-numeric:tabular-nums}
.ev-cd-live{color:var(--green) !important}

/* ── Misc ─────────────────────────────────────────────────────────────────── */
.empty{color:var(--muted);font-size:.85rem;padding:1rem 0}
.warn{color:var(--warn);font-size:.85rem;padding:.5rem 0}

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media(max-width:640px){
  .result-row{grid-template-columns:1fr}
}
@media(max-width:600px){
  main{padding:1rem}
  header{padding:1.2rem 1rem}
  header h1{font-size:1.3rem;letter-spacing:2px}
  #themeBtn{top:.7rem;right:.7rem;font-size:.7rem;padding:.3rem .6rem}
  .summary-grid{grid-template-columns:repeat(auto-fill,minmax(98px,1fr))}
  .mix-cost{font-size:1.5rem}
  .gi-inputs{grid-template-columns:1fr 1fr}
  .clocks-row{flex-direction:column}
  .clock-sep{display:none}
  .clock-time{font-size:1.9rem}
  .ev-grid{grid-template-columns:1fr}
}
@media(max-width:420px){
  .gi-inputs{grid-template-columns:1fr}
}