/* ── TOOLS PAGE: VARIABLES & HEADER ── */
:root {
  --bg-color: var(--ivory);
  --text-color: var(--text-dark);
  --border-color: var(--border);
  --font-heading: var(--font-display);
}
.tools-compact-header{padding:120px 0 40px;text-align:center}
.tools-compact-header h1{font-size:clamp(1.6rem,3.5vw,2.4rem);margin:0 0 8px;line-height:1.2}
.tools-compact-header p.subtitle{color:var(--text-muted);max-width:520px;margin:0 auto;font-size:.95rem;line-height:1.6}

/* ── UTILITIES & REUSABLE CLASSES ── */
.pt-0{padding-top:0 !important}
.mb-12{margin-bottom:12px}
.mb-16{margin-bottom:16px}
.mt-14{margin-top:14px}
.relative{position:relative}
.tools-sidebar-header{margin-top:0;margin-bottom:16px;font-size:1.1rem;color:var(--gold)}
.ped-drug-notes-box{color:var(--text-color);background:rgba(201,169,97,0.1);border-left:3px solid var(--gold);padding:8px 12px;margin-bottom:12px;border-radius:4px;font-size:0.85rem;}
.gcs-col-header{margin-bottom:8px;font-size:0.9rem;color:var(--text-color)}
.gcs-col-content{display:flex;flex-direction:column;gap:6px}

/* ── FILTER & LAYOUT ── */
.tools-wrapper{display:grid;grid-template-columns:260px 1fr;gap:32px;align-items:start;margin-top:24px}
.tools-sidebar{position:sticky;top:100px;background:var(--card-bg,var(--bg-color));border-radius:12px;padding:24px;box-shadow:0 10px 30px rgba(0,0,0,.15);border:1px solid var(--border-color);z-index:20}
[data-theme="light"] .tools-sidebar{box-shadow:0 10px 30px rgba(0,0,0,.04)}
.tools-search-wrap{position:relative;margin-bottom:20px;width:100%}
.tools-search-wrap svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--text-muted);opacity:.7}
.tools-search{width:100%;background:rgba(255,255,255,.03);border:1px solid var(--border-color);color:var(--text-color);padding:10px 16px 10px 38px;border-radius:8px;font-size:.9rem;outline:none;transition:all .2s;}
[data-theme="light"] .tools-search{background:rgba(0,0,0,.02)}
.tools-search:focus{border-color:rgba(201,169,97,.5);box-shadow:0 0 0 3px rgba(201,169,97,.1)}
.tools-cat-list{display:flex;flex-direction:column;gap:8px}
.tools-cat-btn{background:0 0;border:none;color:var(--text-muted);font-size:.9rem;font-weight:500;padding:10px 14px;border-radius:8px;cursor:pointer;transition:all .2s;text-align:left;display:flex;align-items:center;justify-content:space-between}
.tools-cat-btn:hover{background:rgba(201,169,97,.08);color:var(--text-color)}
.tools-cat-btn.active{background:rgba(201,169,97,.15);color:var(--gold);font-weight:600}
.tools-cat-count{font-size:.7rem;background:rgba(255,255,255,.1);padding:2px 8px;border-radius:12px;}
[data-theme="light"] .tools-cat-count{background:rgba(0,0,0,.06)}
.tools-cat-btn.active .tools-cat-count{background:var(--gold);color:#000}

@media(max-width:900px){
  .tools-wrapper{grid-template-columns:1fr}
  .tools-sidebar{
    position:static;
    padding:16px;
    margin-bottom:0;
    border-radius:0 !important;
    box-shadow:none !important;
    border-left:none;
    border-right:none;
    border-top:none;
  }
  .tools-cat-list{flex-direction:row;overflow-x:auto;padding-bottom:8px;gap:12px;scrollbar-width:none}
  .tools-cat-list::-webkit-scrollbar{display:none}
  .tools-cat-btn{white-space:nowrap;padding:8px 16px}
}

.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px;align-items:start}

/* ── TOOL CARDS ── */
.tool-card{padding:28px;display:flex;flex-direction:column;transition:border-color .3s,box-shadow .3s}
.tool-card:hover{border-color:rgba(201,169,97,.25);box-shadow:0 4px 20px rgba(0,0,0,.15)}
.tool-card h3{font-family:var(--font-heading);font-size:1.3rem;margin:0 0 6px;color:var(--text-color)}
.tool-tag{display:inline-block;padding:2px 10px;border-radius:4px;font-size:.72rem;font-weight:600;letter-spacing:.5px;background:rgba(201,169,97,.1);color:var(--gold);border:1px solid rgba(201,169,97,.2);margin-bottom:8px;width:fit-content}
.tool-desc{font-size:.88rem;color:var(--text-muted);line-height:1.55;margin-bottom:18px}

/* ── FORMS ── */
.calc-form{display:flex;flex-direction:column;gap:12px;margin-top:auto}
.calc-form-group{display:flex;flex-direction:column;gap:4px}
.calc-form-group label{font-size:.78rem;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.6px}
.calc-form-group input[type=number],
.calc-form-group input[type=text],
.calc-form-group input[type=date],
.calc-form-group select{
  width:100%;padding:10px 13px;
  background:var(--bg-color);
  border:1px solid var(--border-color);
  border-radius:8px;color:var(--text-color);
  font-family:var(--font-body);font-size:.92rem;
  transition:all .25s;box-sizing:border-box;
  -webkit-appearance:none;appearance:none;
  color-scheme:dark
}
/* ── SELECT ARROW (custom) ── */
.calc-form-group select{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23999' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 12px center;background-size:12px;
  padding-right:32px;cursor:pointer
}
.calc-form-group input:focus,.calc-form-group select:focus{outline:none;border-color:rgba(201,169,97,.5)}
.calc-form-group input::placeholder{color:var(--text-muted);opacity:.5}
.calc-form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.calc-checkbox-label{display:flex;align-items:center;gap:8px;font-size:.85rem;color:var(--text-color);cursor:pointer}
.calc-checkbox-label input[type=checkbox]{accent-color:var(--gold);width:16px;height:16px;cursor:pointer}

/* ── CALCULATE BTN ── */
.calc-btn{margin-top:4px;padding:12px;background:rgba(201,169,97,.08);color:var(--gold);border:1px solid rgba(201,169,97,.3);border-radius:8px;font-weight:600;font-family:var(--font-body);font-size:.88rem;cursor:pointer;transition:all .25s;letter-spacing:.3px}
.calc-btn:hover{background:var(--gold);color:#0a0f1a;border-color:var(--gold)}

/* ── RESULTS ── */
.calc-result{margin-top:16px;padding:16px 18px;background:rgba(0,0,0,.2);border-radius:10px;border-left:3px solid var(--gold);display:none}
[data-theme="light"] .calc-result{background:#ffffff;box-shadow:0 2px 10px rgba(0,0,0,.05)}
.calc-result-val{font-size:1.8rem;font-weight:700;font-family:var(--font-heading);line-height:1.2}
.calc-result-sub{font-size:.83rem;color:var(--text-muted);margin-top:4px;line-height:1.5}
.calc-note{font-size:.75rem;color:var(--text-muted);padding:8px 12px;background:rgba(255,255,255,.02);border-radius:7px;margin-top:12px;line-height:1.5;border-left:2px solid rgba(201,169,97,.2)}

/* ── LIGHT MODE HIGH CONTRAST OVERRIDES ── */
[data-theme="light"] .calc-form-group input,
[data-theme="light"] .calc-form-group select,
[data-theme="light"] .tools-search {
  background:#ffffff; border-color:rgba(0,0,0,.15); color:#111827; color-scheme:light;
}
[data-theme="light"] .calc-form-group input:focus,
[data-theme="light"] .calc-form-group select:focus,
[data-theme="light"] .tools-search:focus {
  border-color:var(--gold); box-shadow:0 0 0 3px rgba(201,169,97,.15);
}
[data-theme="light"] .calc-form-group label { color:#4b5563; font-weight:600; }
[data-theme="light"] .calc-form-group input::placeholder,
[data-theme="light"] .tools-search::placeholder { color:#9ca3af; opacity:1; }
[data-theme="light"] .calc-btn { background:var(--gold); color:#ffffff; }
[data-theme="light"] .calc-btn:hover { background:#b59247; border-color:#b59247; }
[data-theme="light"] .tool-desc { color:#4b5563; }
[data-theme="light"] .calc-note { background:rgba(0,0,0,.03); color:#4b5563; }
[data-theme="light"] .tool-card h3 { color:#111827; }

/* ── COLOR UTILITIES ── */
.cr-green{color:#22c55e}.cr-amber{color:#f59e0b}.cr-red{color:#ef4444}.cr-blue{color:#3b82f6}.cr-purple{color:#8b5cf6}.cr-teal{color:#14b8a6}

/* ── ANIMATE ── */
@keyframes calcReveal{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.calc-animate{animation:calcReveal .3s ease forwards}

/* ── DRUG TABLE ── */
.drug-ref-table{width:100%;border-collapse:collapse;font-size:.82rem;margin-top:8px}
.drug-ref-table th{text-align:left;padding:7px 10px;color:var(--text-muted);font-size:.73rem;text-transform:uppercase;letter-spacing:.6px;border-bottom:1px solid var(--border-color);font-weight:500}
.drug-ref-table td{padding:8px 10px;border-bottom:1px solid rgba(255,255,255,.03);color:var(--text-color);vertical-align:top}
[data-theme="light"] .drug-ref-table td{border-bottom:1px solid rgba(0,0,0,.06)}
.drug-ref-table tr:last-child td{border-bottom:none}
.drug-ref-table tr:hover td{background:rgba(201,169,97,.04)}

/* ── WIDE CARD ── */
@media(min-width:720px){.tool-card-wide{grid-column:span 2}}

/* ── EMPTY / HIDDEN STATE ── */
.tool-card { overflow: visible !important; }
.tool-card.hidden{display:none}
.tools-empty{text-align:center;padding:60px 20px;color:var(--text-muted)}
.tools-empty svg{width:48px;height:48px;margin-bottom:16px;opacity:.3}
.tools-empty p{font-size:1rem}

/* ── PEDIATRIC DRUG PICKER ── */
.ped-drug-list{
  position:absolute;top:100%;left:0;right:0;z-index:50;
  max-height:280px;overflow-y:auto;
  background:var(--card-bg,var(--bg-color));
  border:1px solid var(--border-color);border-top:none;
  border-radius:0 0 10px 10px;
  box-shadow:0 8px 24px rgba(0,0,0,.3);
  display:none
}
[data-theme="light"] .ped-drug-list{box-shadow:0 8px 24px rgba(0,0,0,.1)}
.ped-list-item{
  display:flex;justify-content:space-between;align-items:center;
  padding:12px 14px;cursor:pointer;
  border-bottom:1px solid rgba(255,255,255,.04);
  transition:background .15s
}
[data-theme="light"] .ped-list-item{border-bottom:1px solid rgba(0,0,0,.05)}
.ped-list-item:hover{background:rgba(201,169,97,.15)}
.ped-list-item:last-child{border-bottom:none}
.ped-list-name{font-size:.9rem;color:var(--text-color);font-weight:500;display:flex;flex-direction:column;line-height:1.3}
.ped-list-name small{font-size:.75rem;color:var(--text-muted);margin-top:2px}
.ped-list-dose{font-size:.8rem;color:var(--gold);white-space:nowrap;margin-left:12px;font-weight:600;text-align:right}
.ped-list-empty{padding:16px;text-align:center;color:var(--text-muted);font-size:.85rem}
.ped-selected-drug{
  display:flex;align-items:center;justify-content:space-between;
  padding:10px 14px;border-radius:8px;margin-bottom:12px;
  background:rgba(201,169,97,.08);border:1px solid rgba(201,169,97,.25)
}
.ped-sel-name{font-size:.9rem;font-weight:600;color:var(--text-color)}
.ped-sel-info{font-size:.8rem;color:var(--gold);font-weight:500}
.ped-clear-btn{
  background:0 0;border:none;color:var(--text-muted);font-size:.8rem;cursor:pointer;padding:4px 8px;border-radius:4px;
}
.ped-clear-btn:hover{background:rgba(255,255,255,.1);color:var(--text-color)}
[data-theme="light"] .ped-clear-btn:hover{background:rgba(0,0,0,.08)}

/* ── SCORING TOOL STYLES ── */
.calc-check-group{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.calc-check-item{display:flex;align-items:flex-start;gap:12px;cursor:pointer;padding:8px;border-radius:8px;transition:background .2s;}
.calc-check-item:hover{background:rgba(255,255,255,.03)}
[data-theme="light"] .calc-check-item:hover{background:rgba(0,0,0,.03)}
.calc-check-item input[type="checkbox"] {margin-top:4px;cursor:pointer}
.calc-check-text{display:flex;flex-direction:column}
.calc-check-label{font-size:.9rem;color:var(--text-color)}
.calc-check-pts{font-size:.75rem;color:var(--gold);font-weight:600}
.calc-score-display{margin-top:16px;padding:16px;border-radius:8px;background:rgba(201,169,97,.1);border:1px solid rgba(201,169,97,.3);text-align:center}
.calc-score-number{font-size:2rem;font-weight:800;color:var(--text-color);line-height:1}
.calc-score-interp{font-size:.9rem;font-weight:600;margin-top:4px;letter-spacing:.5px;text-transform:uppercase}
.calc-score-interp.low{color:#10b981}
.calc-score-interp.mod{color:#f59e0b}
.calc-score-interp.high{color:#ef4444}

/* scrollbar for drug list */
.ped-drug-list::-webkit-scrollbar{width:5px}
.ped-drug-list::-webkit-scrollbar-track{background:transparent}
.ped-drug-list::-webkit-scrollbar-thumb{background:rgba(201,169,97,.3);border-radius:10px}

/* ── RESPONSIVE ── */
@media(max-width:480px){
  .tools-grid{grid-template-columns:1fr}
  .calc-form-row{grid-template-columns:1fr}
  .tool-card{padding:22px}
  .tools-compact-header{padding:100px 0 30px}
  .ped-selected-drug{flex-direction:column;gap:4px;align-items:flex-start}
}

/* ── TOOL COUNT BADGE ── */
.tools-count-badge {
  display:inline-flex; align-items:center; justify-content:center;
  background:var(--gold); color:#0a0f1a; font-weight:700;
  width:28px; height:28px; border-radius:50%; font-size:.85rem;
  margin-right:4px; vertical-align:middle;
}

/* ── SIDEBAR TOOL NAMES (COLLAPSIBLE) ── */
.tools-cat-tools {
  display:none; padding-left:12px; margin-top:4px;
}
.tools-cat-btn.active + .tools-cat-tools { display:flex; flex-direction:column; }
.tools-cat-tool-link {
  font-size:.82rem; color:var(--text-muted); padding:6px 12px;
  border-radius:6px; cursor:pointer; transition:all .2s;
  text-decoration:none; white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
.tools-cat-tool-link:hover { color:var(--gold); background:rgba(201,169,97,.08); }

/* ── ACCESSIBILITY & FOCUS STYLES ── */
.sr-only { position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0 }
.calc-check-item:focus-within {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}
.tools-cat-btn:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

/* ── BUTTON STATES ── */
@keyframes fadeIn { from {opacity:0} to {opacity:1} }
.calc-btn.loading {
  pointer-events:none; opacity:.7;
  background:rgba(201,169,97,.08);
}
.calc-btn.loading::after {
  content:' ✓'; margin-left:6px; animation:fadeIn .3s;
}

/* ── RESET BUTTON ── */
.calc-reset-btn {
  background:none; border:none; color:var(--text-muted); font-size:.8rem;
  cursor:pointer; padding:4px 8px; margin-top:8px; display:inline-block;
}
.calc-reset-btn:hover { color:var(--gold); }

/* ── GCS GRID ── */
.gcs-grid {
  display:grid; grid-template-columns:1fr 1fr 1fr; gap:20px; margin-bottom:16px;
}
@media(max-width: 600px) {
  .gcs-grid { grid-template-columns:1fr; }
  .drug-ref-table { display:block; overflow-x:auto; white-space:nowrap; }
}

/* ── PHASE 1 EXPANSION: UX FEATURES ── */

/* Copy Button & Toast */
.calc-result { position: relative; }
.calc-copy-btn {
  position: absolute; top: 12px; right: 12px;
  background: transparent; border: none; padding: 6px; cursor: pointer;
  color: var(--text-muted); opacity: 0.6; transition: all 0.2s;
  border-radius: 6px; display: flex; align-items: center; justify-content: center;
}
.calc-copy-btn:hover { opacity: 1; color: var(--gold); background: rgba(201,169,97,0.1); }
.copy-toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--gold); color: #000; padding: 10px 20px; border-radius: 30px;
  font-weight: 600; font-size: 0.9rem; z-index: 9999; box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  opacity: 0; pointer-events: none; transition: opacity 0.3s, transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.copy-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* Favorites / Pinning */
.tool-card { position: relative; }
.tool-fav-btn {
  position: absolute; top: 20px; right: 20px;
  background: transparent; border: none; padding: 6px; cursor: pointer;
  color: var(--border-color); transition: all 0.2s; border-radius: 50%; z-index: 2;
}
.tool-fav-btn:hover { color: var(--gold); background: rgba(201,169,97,0.1); }
.tool-fav-btn.active { color: var(--gold); }
.tool-fav-btn svg { width: 18px; height: 18px; fill: transparent; stroke: currentColor; stroke-width: 2; transition: fill 0.2s; }
.tool-fav-btn.active svg { fill: currentColor; }
.tool-card.pinned { border-top: 2px solid var(--gold); }
[data-theme="light"] .tool-fav-btn { color: #d1d5db; }
[data-theme="light"] .tool-fav-btn.active { color: var(--gold); }

/* History Drawer */
.calc-history-toggle {
  position: fixed; bottom: 20px; right: 20px; z-index: 100;
  background: var(--card-bg, #1a1f2e); color: var(--text-color);
  border: 1px solid var(--border-color); border-radius: 50px;
  padding: 10px 16px; display: flex; align-items: center; gap: 8px;
  cursor: pointer; font-size: 0.85rem; font-weight: 600;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2); transition: all 0.2s;
}
.calc-history-toggle:hover { border-color: var(--gold); color: var(--gold); }
.calc-history-panel {
  position: fixed; bottom: 70px; right: 20px; z-index: 99;
  width: 320px; max-height: 400px;
  background: var(--card-bg, #1a1f2e); border: 1px solid var(--border-color);
  border-radius: 12px; box-shadow: 0 10px 30px rgba(0,0,0,0.4);
  display: flex; flex-direction: column;
  opacity: 0; transform: translateY(20px); pointer-events: none;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.calc-history-panel.open { opacity: 1; transform: translateY(0); pointer-events: auto; }
.history-header { padding: 14px 16px; border-bottom: 1px solid var(--border-color); display: flex; justify-content: space-between; align-items: center; }
.history-header h4 { margin: 0; font-size: 0.95rem; }
.history-clear { background: none; border: none; color: var(--text-muted); font-size: 0.8rem; cursor: pointer; }
.history-clear:hover { color: #ef4444; }
.history-list { overflow-y: auto; padding: 0; margin: 0; list-style: none; flex: 1; }
.history-item { padding: 12px 16px; border-bottom: 1px solid rgba(255,255,255,0.05); }
.history-item:last-child { border-bottom: none; }
.history-time { font-size: 0.7rem; color: var(--text-muted); margin-bottom: 2px; }
.history-title { font-size: 0.85rem; font-weight: 600; color: var(--text-color); margin-bottom: 4px; }
.history-res { font-size: 0.8rem; color: var(--gold); }
.history-empty { padding: 24px; text-align: center; color: var(--text-muted); font-size: 0.85rem; }
[data-theme="light"] .calc-history-toggle, [data-theme="light"] .calc-history-panel { background: #ffffff; box-shadow: 0 4px 15px rgba(0,0,0,0.1); border-color: rgba(0,0,0,0.1); }
[data-theme="light"] .history-item { border-bottom: 1px solid rgba(0,0,0,0.05); }
/* ── PHASES 2-4: ADVANCED CALCULATORS ── */

/* Tabs (Electrolytes) */
.calc-tabs { display: flex; gap: 8px; margin-bottom: 16px; border-bottom: 1px solid var(--border-color); padding-bottom: 8px; overflow-x: auto; scrollbar-width: none; }
.calc-tabs::-webkit-scrollbar { display: none; }
.calc-tab { background: transparent; border: none; color: var(--text-muted); font-size: 0.85rem; font-weight: 600; padding: 6px 12px; cursor: pointer; border-radius: 6px; white-space: nowrap; transition: all 0.2s; }
.calc-tab:hover { color: var(--text-color); background: rgba(255,255,255,0.05); }
.calc-tab.active { background: rgba(201,169,97,0.15); color: var(--gold); }
.calc-tab-content { display: none; }
.calc-tab-content.active { display: flex; flex-direction: column; gap: 12px; animation: fadeIn 0.3s; }
[data-theme="light"] .calc-tab:hover { background: rgba(0,0,0,0.05); }

/* Drug Interactions */
.interaction-dual-search { display: flex; gap: 12px; margin-bottom: 16px; position: relative; z-index: 10; }
@media(max-width: 600px) { .interaction-dual-search { flex-direction: column; } }
.interaction-input-wrap { flex: 1; position: relative; }
.interaction-list { position: absolute; top: 100%; left: 0; right: 0; background: var(--card-bg, #1a1f2e); border: 1px solid var(--border-color); border-top: none; max-height: 200px; overflow-y: auto; z-index: 20; display: none; box-shadow: 0 4px 12px rgba(0,0,0,0.2); }
[data-theme="light"] .interaction-list { background: #ffffff; }
.ix-item { padding: 10px 14px; cursor: pointer; border-bottom: 1px solid rgba(255,255,255,0.05); font-size: 0.85rem; }
.ix-item:hover { background: rgba(201,169,97,0.1); }
[data-theme="light"] .ix-item { border-bottom: 1px solid rgba(0,0,0,0.05); }
.ix-badge { display: inline-flex; align-items: center; justify-content: center; padding: 4px 10px; border-radius: 6px; font-weight: 700; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 8px; }
.ix-badge.contra { background: rgba(239, 68, 68, 0.15); color: #ef4444; border: 1px solid rgba(239, 68, 68, 0.3); }
.ix-badge.major { background: rgba(245, 158, 11, 0.15); color: #f59e0b; border: 1px solid rgba(245, 158, 11, 0.3); }
.ix-badge.monitor { background: rgba(59, 130, 246, 0.15); color: #3b82f6; border: 1px solid rgba(59, 130, 246, 0.3); }
.ix-badge.safe { background: rgba(16, 185, 129, 0.15); color: #10b981; border: 1px solid rgba(16, 185, 129, 0.3); }

/* Multi-line Result (ABG) */
.result-multiline { display: flex; flex-direction: column; gap: 8px; }
.result-ml-row { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid rgba(255,255,255,0.05); padding-bottom: 8px; }
.result-ml-row:last-child { border-bottom: none; padding-bottom: 0; }
.result-ml-label { font-size: 0.8rem; color: var(--text-muted); font-weight: 600; text-transform: uppercase; }
.result-ml-val { font-size: 0.95rem; font-weight: 700; color: var(--text-color); text-align: right; }
.result-ml-highlight { font-size: 1.1rem; color: var(--gold); }
[data-theme="light"] .result-ml-row { border-bottom: 1px solid rgba(0,0,0,0.05); }

/* APACHE / Complex Forms Grid */
.apache-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
@media(max-width: 600px) { .apache-grid { grid-template-columns: 1fr 1fr; } }
@media(max-width: 400px) { .apache-grid { grid-template-columns: 1fr; } }

/* ── MOBILE: History drawer & toggle ── */
@media(max-width: 600px) {
  /* Toggle pill: compact */
  .calc-history-toggle {
    bottom: 14px;
    right: 14px;
    padding: 8px 14px;
    font-size: 0.8rem;
  }

  /* Panel: nearly full-width, anchored to both sides */
  .calc-history-panel {
    left: 10px;
    right: 10px;
    width: auto;
    bottom: 62px;
    max-height: 55vh;
    border-radius: 14px;
  }

  /* History action buttons: tighter */
  .history-action-btn {
    font-size: 0.75rem !important;
    padding: 4px 8px !important;
  }

  /* Interaction dual search: stack on phone */
  .interaction-dual-search {
    flex-direction: column;
  }
}

/* ── GLOBAL TEXT OVERFLOW FIX (all screens) ── */
/* Prevent any tool card content from causing horizontal scroll */
.tool-card,
.calc-note,
.calc-result,
.calc-result-sub,
.tool-desc,
.ped-list-name,
.calc-check-label {
  word-break: break-word;
  overflow-wrap: break-word;
}

/* Inputs must never exceed card width */
.calc-form-group input,
.calc-form-group select,
.tools-search {
  max-width: 100%;
  box-sizing: border-box;
}

/* Grid: single column guaranteed below 520px */
@media(max-width: 520px) {
  .tools-grid {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
  }

  /* Card: full width, no min-width constraint */
  .tool-card {
    width: 100% !important;
    min-width: 0 !important;
    overflow: hidden;
  }

  /* Result sub-text can be long — force wrap */
  .calc-result-sub {
    white-space: normal !important;
    word-break: break-word;
  }

  /* Pill-bar sidebar: ensure it stays in viewport */
  .tools-sidebar {
    left: 0 !important;
    right: 0 !important;
    width: 100vw !important;
    padding: 6px 10px 0 !important;
    box-sizing: border-box !important;
  }

  /* Tool main: zero side padding so cards reach edge-to-edge minus container padding */
  .tools-main {
    min-width: 0;
    overflow: hidden;
  }
}