/* =============================================================
   WellPath Analyst — Stylesheet
   ============================================================= */

:root{
  --bg:#0a0f1e;
  --card:#111a2e;
  --card2:#162035;
  --border:#1e2d4a;
  --text:#dce4ef;
  --muted:#6b7fa0;
  --accent:#e8a000;
  --accent2:#ffc844;
  --plan:#3e9fff;
  --survey:#e8a000;
  --success:#10d4a0;
  --danger:#f04444;
  --info:#4ea8ff;
  --formation:#c060ff;
}

*{box-sizing:border-box;margin:0;padding:0}

body{
  font-family:'DM Sans',sans-serif;
  background:var(--bg);
  color:var(--text);
  min-height:100vh;
  overflow-x:hidden;
}

.mono{font-family:'JetBrains Mono',monospace}

/* ------- Scrollbars ------- */
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:var(--muted)}

/* ------- Tabs ------- */
.tab-btn{
  padding:10px 20px;border:none;background:transparent;
  color:var(--muted);font-size:14px;font-weight:600;cursor:pointer;
  border-bottom:2px solid transparent;transition:all .25s;
}
.tab-btn:hover{color:var(--text)}
.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}
.tab-content{display:none;animation:fadeUp .3s ease}
.tab-content.active{display:block}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* ------- Cards ------- */
.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:20px}
.card2{background:var(--card2);border:1px solid var(--border);border-radius:8px;padding:16px}

/* ------- Inputs & Buttons ------- */
input,select{
  background:var(--card2);border:1px solid var(--border);color:var(--text);
  padding:8px 12px;border-radius:6px;font-size:13px;
  font-family:'DM Sans',sans-serif;outline:none;transition:border .2s;
}
input:focus,select:focus{border-color:var(--accent)}
select option{background:var(--card);color:var(--text)}

.btn{
  padding:9px 20px;border:none;border-radius:6px;font-weight:600;
  font-size:13px;cursor:pointer;transition:all .2s;
  font-family:'DM Sans',sans-serif;
}
.btn-accent{background:var(--accent);color:#0a0f1e}
.btn-accent:hover{background:var(--accent2)}
.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent)}
.btn-danger{background:var(--danger);color:#fff}
.btn-danger:hover{opacity:.85}
.btn-ghost{background:transparent;border:1px solid var(--border);color:var(--muted);padding:5px 10px;font-size:11px}
.btn-ghost:hover{color:var(--accent);border-color:var(--accent)}
.btn-ghost.active-zoom{background:var(--accent);color:#0a0f1e;border-color:var(--accent)}
.btn-sm{padding:5px 12px;font-size:12px}

/* ------- Tables ------- */
table{width:100%;border-collapse:collapse;font-size:12px}
th{
  background:var(--card2);color:var(--muted);
  font-weight:600;text-transform:uppercase;letter-spacing:.5px;
  padding:8px 10px;text-align:left;position:sticky;top:0;z-index:2;white-space:nowrap;
}
td{padding:6px 10px;border-bottom:1px solid var(--border);white-space:nowrap}
tr:hover td{background:rgba(232,160,0,.04)}
.table-wrap{max-height:340px;overflow:auto;border-radius:8px;border:1px solid var(--border)}

/* ------- Stat cards ------- */
.stat-card{text-align:center;padding:16px 12px}
.stat-val{font-size:22px;font-weight:700;font-family:'JetBrains Mono',monospace}
.stat-label{font-size:11px;color:var(--muted);margin-top:4px;text-transform:uppercase;letter-spacing:.5px}

/* ------- Toasts ------- */
.toast-container{position:fixed;top:20px;right:20px;z-index:9999;display:flex;flex-direction:column;gap:8px}
.toast{
  padding:12px 20px;border-radius:8px;font-size:13px;font-weight:500;
  animation:slideIn .3s ease;min-width:250px;box-shadow:0 8px 24px rgba(0,0,0,.4);
}
.toast-success{background:#0d3d30;border:1px solid #10d4a0;color:#10d4a0}
.toast-error{background:#3d0d0d;border:1px solid #f04444;color:#f04444}
.toast-info{background:#0d2a3d;border:1px solid #4ea8ff;color:#4ea8ff}
@keyframes slideIn{from{opacity:0;transform:translateX(40px)}to{opacity:1;transform:translateX(0)}}

/* ------- File drop zone ------- */
.file-zone{
  border:2px dashed var(--border);border-radius:10px;padding:30px;
  text-align:center;cursor:pointer;transition:all .25s;
}
.file-zone:hover{border-color:var(--accent);background:rgba(232,160,0,.04)}
.file-zone.loaded{border-color:var(--success);border-style:solid}

/* ------- Canvas ------- */
canvas{
  border-radius:8px;
  background:linear-gradient(180deg,#0d1526 0%,#0a111f 100%);
  display:block;width:100%;height:auto;
  cursor:crosshair;
}

/* ------- Canvas hover tooltip ------- */
.canvas-tooltip{
  position:absolute;pointer-events:none;
  background:rgba(10,15,30,.96);border:1px solid var(--accent);
  border-radius:6px;padding:8px 10px;
  font-family:'JetBrains Mono',monospace;font-size:11px;
  color:var(--text);z-index:20;display:none;
  box-shadow:0 6px 20px rgba(0,0,0,.5);
  min-width:140px;
}
.canvas-tooltip .tt-head{
  font-weight:700;color:var(--accent);
  border-bottom:1px solid var(--border);padding-bottom:4px;margin-bottom:4px;
}
.canvas-tooltip .tt-row{display:flex;justify-content:space-between;gap:10px;line-height:1.55}
.canvas-tooltip .tt-key{color:var(--muted)}
.canvas-tooltip .tt-val{color:var(--text);font-weight:600}

/* ------- Badges ------- */
.badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;font-weight:600}
.badge-plan{background:rgba(62,159,255,.15);color:var(--plan)}
.badge-survey{background:rgba(232,160,0,.15);color:var(--survey)}
.badge-formation{background:rgba(192,96,255,.15);color:var(--formation)}

/* ------- Query result grid ------- */
.query-result{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:8px}
.query-item{padding:10px 12px;background:var(--card2);border-radius:6px;border:1px solid var(--border)}
.query-item .q-label{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}
.query-item .q-val{font-size:16px;font-weight:700;margin-top:2px;font-family:'JetBrains Mono',monospace}

/* ------- Section title ------- */
.section-title{
  font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:1px;
  color:var(--muted);margin-bottom:12px;display:flex;align-items:center;gap:8px;
}
.section-title::after{content:'';flex:1;height:1px;background:var(--border)}

/* ------- Plot wrapper ------- */
.plot-wrap{position:relative;background:var(--card);border:1px solid var(--border);border-radius:10px;overflow:hidden}
.plot-header{
  display:flex;justify-content:space-between;align-items:center;
  padding:12px 16px;border-bottom:1px solid var(--border);
  background:linear-gradient(90deg,rgba(232,160,0,.06),transparent);
}
.plot-title{
  font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:1.2px;
  color:var(--text);display:flex;align-items:center;gap:8px;
}
.plot-title i{color:var(--accent)}
.plot-actions{display:flex;gap:6px}
.plot-body{padding:10px}

/* ------- Range filter bar ------- */
.range-bar{
  background:var(--card2);border:1px solid var(--border);border-radius:8px;
  padding:14px 16px;display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:16px;
}
.range-bar label{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}
.range-bar input{width:110px}
.range-indicator{
  padding:4px 10px;background:rgba(62,159,255,.1);border:1px solid var(--plan);
  border-radius:4px;font-size:11px;color:var(--plan);font-family:'JetBrains Mono',monospace;
}
.range-indicator.empty{background:transparent;border-color:var(--border);color:var(--muted)}

/* ------- Modal ------- */
.modal-backdrop{
  position:fixed;inset:0;background:rgba(5,10,22,.75);z-index:1000;
  display:none;align-items:center;justify-content:center;padding:20px;backdrop-filter:blur(4px);
}
.modal-backdrop.active{display:flex;animation:fadeUp .25s ease}
.modal-box{background:var(--card);border:1px solid var(--border);border-radius:12px;max-width:520px;width:100%;padding:28px;position:relative}
.modal-close{position:absolute;top:12px;right:14px;background:transparent;border:none;color:var(--muted);font-size:18px;cursor:pointer}
.modal-close:hover{color:var(--accent)}

/* ------- Footer ------- */
footer{
  border-top:1px solid var(--border);padding:20px 24px;margin-top:40px;
  text-align:center;color:var(--muted);font-size:12px;background:var(--card);
}
footer a{color:var(--accent);text-decoration:none}
footer a:hover{text-decoration:underline}

/* ------- Hint / small text ------- */
.hint{
  font-size:11px;color:var(--muted);font-style:italic;
  display:flex;align-items:center;gap:4px;margin-top:4px;
}
.hint i{color:var(--info)}

/* ------- Motion preferences ------- */
@media(prefers-reduced-motion:reduce){
  *{animation-duration:0s!important;transition-duration:0s!important}
}

/* ------- Responsive tweaks ------- */
@media (max-width: 900px){
  .plot-body canvas{height:auto}
}