/* ==========================================================================
   QHSE THERMAL SUITE - TIER-1 COMMAND CENTER UI (v2.18)
   - Added Color-Coded Sectional UI/UX Formatting
   - Added !important flags to lock button visibility against WP Theme overrides
   ========================================================================== */

:root {
    --qhse-bg-main: #e2e8f0;
    --qhse-card-bg: #ffffff;
    --qhse-border: #cbd5e1;
    --qhse-text-main: #0f172a;
    --qhse-text-muted: #64748b;
    --qhse-primary: #b91c1c; 
    --qhse-primary-hover: #991b1b;
    --qhse-secondary: #f59e0b; 
    --qhse-secondary-hover: #d97706;
    --qhse-danger: #0f172a;
    --qhse-danger-hover: #000000;
    --qhse-success: #16a34a;
    --qhse-radius: 10px;
    --qhse-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
}

.qhse-workspace {
    position: relative; background: var(--qhse-bg-main); border: 1px solid var(--qhse-border);
    border-radius: var(--qhse-radius); padding: 24px; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--qhse-text-main); box-sizing: border-box; box-shadow: var(--qhse-shadow);
}
.qhse-workspace *:not(.leaflet-container *) { box-sizing: border-box; }

.qhse-app-header { display: flex; justify-content: space-between; align-items: center; padding-bottom: 20px; border-bottom: 1px solid var(--qhse-border); margin-bottom: 24px; }
.qhse-brand h2 { margin: 4px 0 0 0; font-size: 22px; font-weight: 700; }
.qhse-badge-heat { background: #fee2e2; color: var(--qhse-primary); font-size: 11px; font-weight: 700; text-transform: uppercase; padding: 3px 8px; border-radius: 20px; letter-spacing: 0.5px;}
.qhse-header-status { display: flex; gap: 10px; align-items: center; }
.qhse-status-tag { background: #ffffff; color: var(--qhse-text-muted); font-size: 12px; font-weight: 600; padding: 6px 12px; border-radius: 6px; border: 1px solid var(--qhse-border); }

.qhse-layout-grid { display: grid; grid-template-columns: 1fr 440px; gap: 24px; }
@media (max-width: 1024px) { .qhse-layout-grid { grid-template-columns: 1fr; } }

.qhse-map-column { display: flex; flex-direction: column; gap: 12px; }
.qhse-map-toolbar { display: flex; gap: 10px; flex-wrap: wrap; }
.qhse-search-box { display: flex; flex-grow: 1; gap: 6px; min-width: 200px; }
.qhse-search-box input { flex-grow: 1; padding: 10px 14px; border: 1px solid var(--qhse-border); border-radius: 6px; font-size: 14px; background: #fff; }
.qhse-search-box input:focus { outline: 2px solid var(--qhse-primary); border-color: transparent; }

/* ==========================================================================
   ARMORED BUTTONS (Immune to WP Theme Overrides)
   ========================================================================== */
.qhse-btn-primary { background-color: #b91c1c !important; color: #ffffff !important; border: 1px solid #991b1b !important; padding: 8px 18px !important; font-weight: 700 !important; border-radius: 6px !important; cursor: pointer !important; transition: background 0.2s !important;}
.qhse-btn-primary:hover { background-color: #991b1b !important; color: #ffffff !important; }

.qhse-btn-gps { background-color: #ffffff !important; border: 1px solid #cbd5e1 !important; padding: 8px 16px !important; font-weight: 600 !important; font-size: 13px !important; border-radius: 6px !important; cursor: pointer !important; color: #0f172a !important; transition: all 0.2s !important;}
.qhse-btn-gps:hover { background-color: #f8fafc !important; border-color: #94a3b8 !important; color: #1d4ed8 !important; }

.qhse-btn-worker { background-color: #0f766e !important; color: #ffffff !important; border: 1px solid #0f766e !important; padding: 8px 12px !important; font-weight: 600 !important; font-size: 12px !important; border-radius: 6px !important; cursor: pointer !important; transition: all 0.2s !important; }
.qhse-btn-worker:hover { background-color: #134e4a !important; color: #ffffff !important; }
.qhse-btn-worker.active { background-color: #134e4a !important; box-shadow: inset 0 2px 4px rgba(0,0,0,0.3) !important; }

.qhse-btn-tool { background-color: #ffffff !important; border: 1px solid #cbd5e1 !important; padding: 8px 12px !important; font-weight: 600 !important; font-size: 12px !important; border-radius: 6px !important; cursor: pointer !important; color: #0f172a !important; transition: all 0.2s !important;}
.qhse-btn-tool:hover { background-color: #f1f5f9 !important; color: #b91c1c !important; border-color: #b91c1c !important; }
.qhse-btn-tool.active { background-color: #1d4ed8 !important; color: #ffffff !important; border-color: #1d4ed8 !important; }

/* ACTION BAR: Compute & Generate PDF Buttons */
.qhse-action-bar { display: flex; flex-direction: column; gap: 10px; margin-top: 4px; }
.qhse-btn-action-primary, .qhse-btn-action-danger { display: flex !important; align-items: center !important; justify-content: center !important; gap: 6px !important; border: none !important; border-radius: 6px !important; font-weight: 700 !important; cursor: pointer !important; transition: transform 0.1s ease, background 0.2s ease !important; padding: 12px !important; font-size: 14px !important;}
.qhse-btn-action-primary:active, .qhse-btn-action-danger:active { transform: translateY(1px); }

.qhse-btn-action-primary { background-color: #b91c1c !important; color: #ffffff !important; box-shadow: 0 2px 4px rgba(0,0,0,0.1) !important; }
.qhse-btn-action-primary:hover:not(:disabled) { background-color: #991b1b !important; color: #ffffff !important; }

.qhse-btn-action-danger { background-color: #0f172a !important; color: #ffffff !important; box-shadow: 0 2px 4px rgba(0,0,0,0.1) !important; }
.qhse-btn-action-danger:hover:not(:disabled) { background-color: #000000 !important; color: #ffffff !important; }

/* ========================================================================== */

.qhse-control-column { display: flex; flex-direction: column; gap: 16px; }

/* COLOR-CODED SECTION CARDS */
.qhse-card { background: var(--qhse-card-bg); border: 1px solid var(--qhse-border); border-radius: var(--qhse-radius); padding: 16px; box-shadow: var(--qhse-shadow); }
.qhse-card-worker { background: #fef2f2; border-top: 4px solid #b91c1c; }
.qhse-card-meteo { background: #f0f9ff; border-top: 4px solid #0284c7; }
.qhse-card-meta { background: #ffffff; border-top: 4px solid #475569; }

.qhse-card-title { display: flex; align-items: center; gap: 8px; margin-bottom: 14px; }
.qhse-card-title h3 { margin: 0; font-size: 14px; font-weight: 800; color: var(--qhse-text-main); text-transform: uppercase; letter-spacing: 0.5px;}

.qhse-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.qhse-form-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
.qhse-form-grid-4 { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: 8px; }
.qhse-form-vertical { display: flex; flex-direction: column; gap: 10px; }
.qhse-field label { display: block; font-size: 11px; font-weight: 700; color: var(--qhse-text-muted); margin-bottom: 4px; text-transform: uppercase; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* Forced white background on inputs so they stand out against tinted cards */
.qhse-field input, .qhse-field select, .qhse-field textarea { width: 100%; padding: 8px 10px; border: 1px solid var(--qhse-border); border-radius: 6px; font-size: 13px; color: var(--qhse-text-main); background: #ffffff; box-shadow: inset 0 1px 2px rgba(0,0,0,0.02); box-sizing: border-box; }
.qhse-field input:focus, .qhse-field select:focus, .qhse-field textarea:focus { outline: 2px solid var(--qhse-primary); border-color: transparent; }

.qhse-gas-stack { display: flex; flex-direction: column; gap: 12px; max-height: 400px; overflow-y: auto; padding-right:4px;}
.qhse-gas-row-card { background: #ffffff; border: 1px solid var(--qhse-border); border-radius: 8px; padding: 12px; margin-bottom: 8px; position: relative; box-shadow: 0 1px 3px rgba(0,0,0,0.05); }

/* Map Legend & Labels */
.qhse-map-label { background: rgba(255,255,255,0.9); border: 1px solid #64748b; font-weight: bold; color: #0f172a; font-size: 11px; padding: 3px 6px; box-shadow: 0 1px 3px rgba(0,0,0,0.2); border-radius: 4px; }
.qhse-legend { background: rgba(255,255,255,0.95); padding: 12px; border-radius: 6px; box-shadow: 0 2px 6px rgba(0,0,0,0.3); font-size: 11px; line-height: 1.5; color: #0f172a; }
.qhse-legend h4 { margin: 0 0 6px 0; font-size: 12px; font-weight: bold; border-bottom: 1px solid #cbd5e1; padding-bottom: 4px; }
.qhse-legend i { width: 14px; height: 14px; display: inline-block; margin-right: 6px; border-radius: 2px; vertical-align: middle; }

/* MODALS */
.qhse-modal-overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(15, 23, 42, 0.6); backdrop-filter: blur(3px); z-index: 9999; }
.qhse-modal { position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); background: #fff; width: 420px; max-width: 90%; border-radius: 12px; z-index: 10000; box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2); }
.qhse-modal-header { background: #f8fafc; padding: 16px 20px; border-bottom: 1px solid #e2e8f0; }
.qhse-modal-header h3 { margin: 0; font-size: 16px; color: #0f172a; font-weight: bold;}
.qhse-modal-body { padding: 20px; }
.qhse-modal-footer { padding: 16px 20px; background: #f8fafc; border-top: 1px solid #e2e8f0; display: flex; justify-content: flex-end; gap: 10px; }